CN107109837B - The joint method of 2nd and the 4th precast concrete component and precast concrete component - Google Patents
The joint method of 2nd and the 4th precast concrete component and precast concrete component Download PDFInfo
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- CN107109837B CN107109837B CN201680004575.8A CN201680004575A CN107109837B CN 107109837 B CN107109837 B CN 107109837B CN 201680004575 A CN201680004575 A CN 201680004575A CN 107109837 B CN107109837 B CN 107109837B
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- reinforcing bar
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- 239000011178 precast concrete Substances 0.000 title claims abstract description 391
- 238000000034 method Methods 0.000 title claims description 38
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 356
- 239000004567 concrete Substances 0.000 claims abstract description 22
- 238000007789 sealing Methods 0.000 claims description 74
- 239000002689 soil Substances 0.000 claims description 12
- 239000004570 mortar (masonry) Substances 0.000 description 72
- 210000003205 muscle Anatomy 0.000 description 24
- 229910000831 Steel Inorganic materials 0.000 description 17
- 239000010959 steel Substances 0.000 description 17
- 238000010276 construction Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000005520 cutting process Methods 0.000 description 5
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000007767 bonding agent Substances 0.000 description 4
- 238000012790 confirmation Methods 0.000 description 3
- 238000011065 in-situ storage Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
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- 125000003003 spiro group Chemical group 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
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- 239000000686 essence Substances 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/61—Connections for building structures in general of slab-shaped building elements with each other
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Joining Of Building Structures In Genera (AREA)
- Mechanical Engineering (AREA)
Abstract
It is completely prefabricated to realize that the on-site concrete of after-pouring can be eliminated as much as, meanwhile, so that reinforcing bar is protruded from the side of PCa components in advance, also, just can easily be done the engagement of PCa components using easier structure.A kind of precast concrete component having engagement member, wherein the engagement member has：Tubular part is set to the precast concrete component；And reinforcing bar, it can be movably incorporated in the tubular part, the reinforcing bar is configured to pull out from the side of the precast concrete component in engagement.
Description
Technical field
The present invention relates to the precast concrete component for having engagement member and the prefabricated of the precast concrete component is used
Concrete member joint method.
Background technology
All the time, as the Labor-saving construction method of building, used precast concrete (hereinafter, in the presence of being labeled as
The case where " PCa ") component.Such PCa components manufacture in factory, therefore, reinforcing bar and are poured mixed with being packed into building site
The situation for coagulating soil is compared, due to can not be conserved etc. with being influenced by weather such as rain, stable quality, and with building
The form fixer or bar bender at scene are less can be simple and can shorten the construction period so as to save labour and construction process
Many advantages, such as, it is widely used in column or beam, (antidetonation) wall, floor or balcony of building etc..
Also, in the case where such PCa components are bonded together each other, for example, by using Figure 22 or Figure 23 institutes
Show such connected structure.
Wherein, example shown in above-mentioned Figure 22 is such structure：In PCa components 2100 and 2200 as described above
Side is protrudedly formed the reinforcing bar 900P for constituting the PCa components itself in advance respectively.Also, in above-mentioned Figure 22, show
The example of bi-steel configuration is gone out above-mentioned reinforcing bar 900P being in the horizontal direction arranged to, and has shown in above-mentioned PCa components
The example of wedge is equipped at the bonding part of 2100 and 2200 side.
Therefore, in the case where carrying out the engagement of the PCa components of structure shown in above-mentioned Figure 22, make above-mentioned PCa components 2100
It is close to each other with 2200, at bonding part, the reinforcing bar of above-mentioned each PCa components is made mutually to coincide or engagement rib is made to support
Flare groove welding is carried out after being close together and fetches realization connection, in turn, coagulation is poured in above-mentioned bonding part cast in situs
Soil is to realize integration, it is ensured that the safety in structure.
In addition, example shown in above-mentioned Figure 23 is, for example, such structure：In the engagement for the PCa walls for carrying out levels
In the case of, be protrudedly formed reinforcing bar 900P in the side of PCa components 2300 as (A) of Figure 23, with the PCa components
The side of the PCa components 2400 of 2300 engagements, as shown in (B) of Figure 23, embedment has splice 2410.
Therefore, in the case where carrying out the engagement of the PCa components of structure shown in above-mentioned Figure 23, become following structure：
As shown in (C) of Figure 23, behind the gap that 20mm or so is arranged in bonding part, will on above-mentioned PCa components 2300 steel outstanding
Muscle 900P is inserted into the splice 2410 being embedded in above-mentioned PCa components 2400, using mortar inlet 2413 by sand
The mortar such as slurry inject in above-mentioned splice 2410 and in the gap of above-mentioned bonding part, are filled out from the confirmation of mortar outlet 2415
It fills, then fixes the reinforcing bar 900P of insertion.
But in the method for using structure as described above, about connecing for the wall body for having used above-mentioned PCa components etc.
It closes, engages the PCa walls of levels due to needing the method by above-mentioned Figure 23, the PCa walls or PCa columns for same layer and PCa
The engagement of wall needs ensuring that more than a certain amount of interval is above-mentioned to carry out to carry out the mutual connection operation of above-mentioned reinforcing bar
Pouring for concrete is carried out in building site after such bar connecting, it is therefore, completely prefabricated such with being difficult to realize
Project increases there is also the burden in the operation at scene and cost is caused to increase such project.
In addition, in advance, in the case where the side of PCa components as described above has been protrudedly formed reinforcing bar, there is also such as
Lower possibility：Make above-mentioned reinforcing bar outstanding be formed as mutually closing such shape in end, or bends 90 degree and formed
The reinforcing bar outstanding stated, to which structure becomes complicated, PCa components become complicated in the manufacture of factory, become the weight of cost increase
Want reason.
In addition, as described above in advance in the case where the side of PCa components has been protrudedly formed reinforcing bar, due to also depositing
There is the case where labyrinth etc. in end as described above in these reinforcing bars outstanding, therefore, there is above-mentioned reinforcing bar outstanding
The problem of deforming and bending in transportational process, since reinforcing bar protrudes, there is also danger, need also exist for the field of keeping
Institute the problems such as.
Therefore, as not making reinforcing bar such as disclose Japanese spy from the side of PCa components structure outstanding in advance like this
Open the technology recorded in 2015-200146 bulletins (patent document 1).
Also, a kind of joint method of precast concrete component is disclosed in above patent document 1, which is characterized in that
Special sleeve is set in a precast concrete component, embedding muscle (reinforcing bar of connection) and embedding is built-in in the special sleeve
The ejecting mechanism of muscle (reinforcing bar of connection), the sleeve that embedding muscle is directed towards to side precast concrete component using ejecting mechanism are pushed away
Go out and is inserted into.
Citation
Patent document
Patent document 1：Japanese Unexamined Patent Publication 2015-200146 bulletins
Invention content
Problems to be solved by the invention
But for the technology recorded in above patent document 1, technical task is different from the present invention, and project is,
In the case of so that beam parts is engaged, reinforcing bar is made to pass through and be not accompanied by the transverse direction of above-mentioned beam parts between the component engaged
It is mobile, therefore the technology recorded in above patent document 1 is suitable for the axis group structure centered on column, beam, and it is not suitable for wall
Or the wall types such as floor (antidetonation wall) structure.Therefore, the wall types such as wall or floor (antidetonation wall) structure uses does not make reinforcing bar from PCa in advance
The side structure outstanding of component, can't be easy to carry out the engagement of PCa components.
In addition, in technology disclosed in above patent document 1, labyrinth as follows is additionally used：Prefabricated
Not only built-in embedding muscle in concrete member, is also built-in with the ejecting mechanism of the embedding muscle of helical spring etc..Therefore, by these components
In the case of being set to above-mentioned precast concrete components interior, need that special sleeve will be set to after the compressions such as above-mentioned helical spring
Interior embedding muscle rear portion, also needs to that locking retainer etc. is arranged in addition, and the effort to be spent in manufacturing process is excessive.
In addition, in technology disclosed in above patent document 1, above-mentioned ejecting mechanism is pre-set, as a result, by pushing away
The length of the embedding muscle gone out is pushed out mechanism determination in advance, therefore is carried out in the presence of that can not correspond to precast concrete component to be joined
This problem of the adjustment of length.In addition, once unloading above-mentioned locking retainer, then it can not make the embedding muscle being pushed out as described above
It restores, therefore there is a problem in that：Even if if needing to re-start operation the case where corresponding to construction site can not again into
Row operation.
Therefore, it is an object of the invention to solve the problems, such as the above subject or, the issue of the present invention is to provide following tools
The precast concrete component of standby engagement member and the precast concrete component bonding method for having used the precast concrete component：To the greatest extent
The on-site concrete of after-pouring may be eliminated, realization is completely prefabricated, while with the wall types (antidetonation such as the wall of building or floor
Wall) centered on structure, reinforcing bar is not made to be protruded from the side of PCa components in advance, and can be held using easier structure
It changes places and carries out the engagement of PCa components.
The means used to solve the problem
In order to solve the above problems, the present invention provides the precast concrete component for having engagement member, which is characterized in that institute
Engagement member is stated to have：Tubular part is set to the precast concrete component；And reinforcing bar, in a manner of it can move
It is incorporated in the tubular part, the reinforcing bar is configured to, and can be drawn from the side of the precast concrete component in engagement
Go out random length.
In addition, in order to solve the above problems, the present invention provides the 2nd precast concrete component, has guiding channel
Precast concrete component (the 2nd precast concrete component), the guiding channel are used to the reinforcing bar having engagement structure from described
The tubular part (the 1st tubular part) of the precast concrete component (the 1st precast concrete component) of part pulls out, and the described 2nd
Precast concrete component is engaged with the side of the 1st precast concrete component, and the guiding channel is by tubular part the (the 2nd
Tubular part) it is formed, an opening portion of the 2nd tubular part is the 2nd precast concrete component and described 1st pre-
The side of concrete member engagement processed, the opening portion with the 1st tubular part being set in the 1st precast concrete component
It being opposed to be arranged, another opening portion of the 2nd tubular part is formed in the face side of the 2nd precast concrete component,
Reinforcing bar is inserted into the direction of one opening portion pull out structure from another opening portion described in the 2nd precast concrete component
Part, the reinforcing bar so as to be loaded into the 1st tubular part of the 1st precast concrete component pull out.
In addition, in order to solve the above problems, the present invention provides a kind of joint method of precast concrete component, is described
The joint method for having the 1st precast concrete component and the 2nd precast concrete component engagement of engagement member, by described the
The side of 1 precast concrete component and the side of the 2nd precast concrete component abut, from the 2nd precast concrete portion
Another opening portion of part is inserted into the reinforcing bar and pulls out component, and a part for the reinforcing bar is drawn out to the 2nd concrete
In the guiding channel of native component, and the reinforcing bar is individually fixed in the 1st precast concrete component and described 2nd prefabricated mixed
Solidifying soil component, is thus engaged.
In addition, in order to solve the above problems, the present invention provides a kind of precast concrete component having engagement member, it is special
Sign is that the engagement member has：Splice is set to the precast concrete component；And reinforcing bar, can move
Dynamic mode is incorporated in the splice, and the reinforcing bar is configured to, can be from the precast concrete component in engagement
Side pull out random length.
In addition, in order to solve the above problems, the present invention provides the 4th precast concrete component, has guiding channel
Precast concrete component (the 4th precast concrete component), the guiding channel are used to the reinforcing bar having engagement from described
The splice (the 1st splice) of the precast concrete component (the 3rd precast concrete component) of component pulls out, the steel
Side is formed with engagement device to muscle at one end, and the side of the 4th precast concrete component and the 3rd precast concrete component connects
It closes, the guiding channel formed by splice (the 2nd splice), and the one end of the 2nd splice is with the described 4th
The side of precast concrete component and described 3rd precast concrete component engagement, and is set to the 3rd precast concrete
The one end of the 1st splice in component is opposed to be arranged, and composition institute has been inserted in the another side of the 2nd splice
The reinforcing bar for stating the 4th precast concrete component inserts portion the axial central portion setting of the 2nd splice is wired, the line
The portion of inserting is the opening portion being connected to the face side of the 4th precast concrete component, from the 4th precast concrete component
The line inserts portion and is inserted into line to the inside of the 2nd splice, by the line and is incorporated in the 3rd precast concrete portion
The engaging portion of the reinforcing bar in the 1st splice of part connects, so as to which the reinforcing bar is drawn out to the 2nd steel
The inside of muscle connector.
In addition, in order to solve the above problems, the present invention provides a kind of joint method of precast concrete component, is described
The joint method for having the 3rd precast concrete component and the 4th precast concrete component engagement of engagement member, by described the
The side of 3 precast concrete components and the side of the 4th precast concrete component abut, prefabricated mixed from being formed in the described 4th
The line portion of inserting of the 2nd splice in solidifying soil component is inserted into the line, and by the line and to be incorporated in the described 3rd prefabricated mixed
The engaging portion connection of the reinforcing bar in the 1st splice of solidifying soil component, the 2nd reinforcing bar is drawn out to by the reinforcing bar
Inside connector, and the reinforcing bar is individually fixed in the 1st splice of the 3rd precast concrete component inside and
The inside of 2nd splice of the 4th precast concrete component.
In addition, in order to solve the above problems, the present invention provides a kind of precast concrete component having engagement member, it is special
Sign is that the engagement member has：Tubular part is set to the precast concrete component；And reinforcing bar, can move
Dynamic mode is incorporated in the tubular part, and the tubular part is threaded reinforcing bar joint, and the reinforcing bar is spiral,
The spiral can be encased in the inside of the threaded reinforcing bar joint before engagement, the spiral is configured to, into
Random length can be pulled out when the row engagement from the side of the precast concrete component.
In addition, in order to solve the above problems, the present invention provides a kind of precast concrete component having engagement member, it is special
Sign is that the engagement member has：Tubular part is set to the precast concrete component；And reinforcing bar, can move
Dynamic mode is incorporated in the tubular part, and internal thread is formed on the inside of the tubular part, and the reinforcing bar is and institute
The screw bolt for stating internal screw-thread screw can make the internal thread screw thread feed and be encased in the tubular part before engagement
Inside, the internal thread is configured to, when carrying out the engagement can screw thread feeding and from the precast concrete component
Side pulls out random length.
In addition, in order to solve the above problems, the present invention provides a kind of joint method of precast concrete component, to described
When being packed into reinforcing bar in tubular part, sealing tube shape component is packed into together with the reinforcing bar, wherein the sealing tube shape component
It is centered around around the entrance side of the tubular part around the axial direction of the reinforcing bar, has the pre- of engagement member described in engagement
When concrete member processed and another precast concrete component, make the sealing tube shape component together with the reinforcing bar in the steel
Connection carries out between the precast concrete component for having engagement member and another precast concrete component around muscle
Engagement.
Invention effect
In the present invention, following structures and methods are used：Reinforcing bar is encased in a manner of it can move in advance and is set
It is equipped in the tubular part of the 1PCa components of tubular part, keeps the 1PCa components mutual or described
In the case that 1PCa components and another PCa components (for example, 2PCa components) are interconnected, by reinforcing bar from the portions the 1PCa
Part is drawn out to another 1PCa components or the reinforcing bar is drawn out to the 1PCa components from the 2PCa components, connection
The 1PCa components between each other or connection between the 1PCa components and 2PCa components, by the reinforcing bar
It is configured to mutual across these PCa components to be engaged, and two end sides of the reinforcing bar after the movement is fixed respectively
In the PCa components to be joined, so as to make the PCa components be interconnected.
In addition, in the present invention, using following structures and methods：Reinforcing bar is packed into a manner of it can move in advance
Into the 1st splice for the 3PCa components for being provided with the 1st splice, by the 3PCa components and including institute
It states in the case that another PCa components for being incorporated with splice including 4PCa components are interconnected, by the reinforcing bar from institute
It states 3PCa components to be drawn out in another PCa components for being incorporated with the splice, be connected in the 3PCa components and dress
Between another PCa components for entering to have the splice, the reinforcing bar is configured to across the 3PCa components and is incorporated with
Between another PCa components of the splice, and two end sides of the reinforcing bar after the movement are individually fixed in described
3PCa components and another PCa components for being incorporated with the splice, so as to make the 3PCa components and be packed into
Another PCa components for stating splice are interconnected.
In addition, in the present invention, internal thread can also be formed in the inside of the tubular part or use nipple
It is used as the tubular part, screw bolt (long spiro nail) or spiral can also be encased in these and be formed with internal thread
Tubular part or threaded reinforcing bar joint inside, and pull out random length in engagement and use.
In addition, in the present invention, when reinforcing bar to be encased in the inside of the tubular part in a manner of it can move,
It can be packed into sealing tube shape component, the sealing tube shape component is centered around the tubular part around the axial direction of the reinforcing bar
Entrance side around.Also, in the case where being incorporated with such sealing tube shape component, in the engagement for carrying out PCa components
When, by the way that mortar to be filled in the inside of above-mentioned sealing tube shape component, the steel between the joint portion of above-mentioned PCa components can be made
Muscle is securely joined with.
Therefore, according to the present invention, for include for the structure on the wall of building or floor etc. PCa components it is mutual
Engagement, can be connection operation, and energy will not be completed in the case of being welded to each other in advance from above-mentioned PCa components reinforcing bar outstanding
Enough make the interval of bonding part more narrower than previous, can almost realize completely prefabricated.
According to the invention it is thus possible to which it is completely prefabricated to realize to eliminate as much as the on-site concrete of after-pouring, together
When, the wall types such as wall or floor for building (antidetonation wall) structure does not make reinforcing bar be protruded from the side of PCa components in advance, and
And the easier structure of use can to easily and reliably carry out the engagement of PCa components.Also, in the present invention, exist
The vertical joint portion of PCa wall-PCa walls or PCa column-PCa walls, for example, it is above-mentioned in the prior art, the PCa walls of levels
The joint methods of horizontal junctions be that will be engaged from lower layer's reinforcing bar outstanding using mechanical adapter, therefore, above-mentioned same
In joint method at the PCa wall-PCa walls of layer or the vertical joint portion of PCa column-PCa walls, the coincidence for reinforcing bar is needed to connect
The space of head or flare groove welding, which must not depend on the concrete of cast in situs, in contrast, in the present invention
In, it can almost realize completely prefabricated.
In addition, in the present invention, using the gap of the side (vertical joint portion) of PCa components and component to be joined, i.e.
The wedge groove and joint gap and be the presence of the gap in space that can move by human hand that power can be transmitted, by reinforcing bar, seal
With pull-outs such as tubular parts.
Description of the drawings
Fig. 1 be summarily show the precast concrete component (antidetonation wall) for having engagement member of the present invention example it is vertical
Body figure.
Fig. 2 shows the examples of the precast concrete component (antidetonation wall) for having engagement member of the present invention recorded in Fig. 1
Son, (A) are the partial front elevation views for the part for being observed from the front above-mentioned antidetonation wall, and Fig. 2 (B) is the above-mentioned antidetonation from upper surface
It is same figure with above-mentioned Fig. 2 (B) that embedment in wall, which has the partial top view of the part of above described tubular component, Fig. 2 (C), but
It is the partial top view of the example after the reinforcing bar movement for showing to make in loading tubular part.
In figure 3, for a part (tubular part in the section for the tubular part being embedded to according to the present invention in PCa components
Two end sides part) example, omit central portion shown.
Fig. 4 illustrates the example of bar guiding piece, and (A) is the figure for showing the example from tube axial direction, (B) be show from
The sectional view of the example of the parts X-X of (A) is observed perpendicular to the direction of pipe axis.
Fig. 5 shows that the formation of PCa components has the example of the side of the opening end side (opening portion side) of tubular part, (A)
It is to show to be formed with the sectional view of the example of wedge groove in side, (B) is to show that engaging portion is arranged under similar circumstances
In the sectional view of the example at the position of open end side of reinforcing bar.
Fig. 6 is to show cuing open for the example that sealing tube shape component 700 is installed on to the opening end side of the tubular part 110
View.
Fig. 7 shows that the side observation in 1PCa components uses the example of the example of sealing tube shape component 700, figure
7 (A) are to be configured at tubular part by reinforcing bar and with the sealing tube shape component of the axial periphery for parallelly surrounding reinforcing bar
Sectional view in the case of open end side, Fig. 7 (B) are to show to pull out reinforcing bar and by the end face of sealing tube shape component
The sectional view of the example sealed with the joint portion of the opening end side of tubular part.
Fig. 8 is the vertical view for being shown as the Sketch cut manually that reinforcing bar pulls out component.
Fig. 9 is the flow of the mutual engagement step in the case of showing to have used 1PCa components and 2PCa components
Figure.
Figure 10 is for the example by the precast concrete component for having engagement member of the present invention for the engagement on floor
Show that the figure of the example, Figure 10 (A) are to show that the side of the state before making reinforcing bar move is cutd open centered on the neighboring area at joint portion
View, Figure 10 (B) are the sectional views for showing the state after making reinforcing bar move.
Figure 11 is for the example by the precast concrete component for having engagement member of the present invention for the engagement on floor
Show to have used the figure of the example of sealing tube shape component centered on the neighboring area at joint portion, Figure 11 (A) is to show to make steel
The sectional view of state before muscle and the movement of sealing tube shape component, Figure 11 (B) is to show to make reinforcing bar and sealing tube shape component
The sectional view of state after movement.
Figure 12 is shown concreting after the engagement for having carried out the floors PCa in the upper surface on the floors PCa
The sectional view of example.
Figure 13 is having the precast concrete component of engagement member and used the precast concrete portion for the present invention
The precast concrete component bonding method of part, with Fig. 2 (B), (C) the case where in the same manner as show to use splice as tube
The partial top view of the example of part.
Figure 14 is the sectional view for the example for showing threaded bush connector.
Figure 15 is cuing open for the configuration example of the reinforcing bar of the PCa components itself when showing splice being embedded to PCa components
View.
Figure 16 is the figure for showing to engage the example of 3PCa components and another PCa components using sealing tube shape component,
Figure 16 (A) is to show that the reinforcing bar in the inside for the sleeve for constituting the 1st splice pulls out side and is previously provided with sealing tube shape portion
The sectional view of the example of part, wherein the sealing tube shape component is centered around around the axial direction of reinforcing bar and is sealed.Separately
Outside, Figure 16 (B) is to show that embedment has the existing pre-constructed unit of splice shown in Figure 23 (B) to be used as and 3PCa components
The sectional view of the example of the PCa components of engagement, Figure 16 (C) are to show 3PCa components and existing pre-constructed unit being bonded on
The sectional view of state together.
Figure 17 shows the stereogram of structure corresponding with Figure 16, Figure 17 (A) be show engagement before 3PCa components and
The stereogram of another respective state of PCa components, Figure 17 (B) are the 3PCa components and another PCa components after showing engagement
The stereogram of state.
Figure 18 is the flow of the mutual engagement step in the case of showing to have used 3PCa components and 4PCa components
Figure.
Figure 19 is to using threaded reinforcing bar joint as the tubular part of the present invention and using spiral as the steel
The sectional view that the example of muscle is illustrated.
Figure 20 is the sectional view illustrated to following examples：Made using the long nut of internal thread is formed in inside
For the tubular part of the present invention, and it is used as reinforcing bar using the screw bolt that is screwed togather with the long nut.
Figure 21 is the configuration examples of the engagement members relative to PCa components such as the 1st tubular part for schematically showing the present invention
Front view.
Figure 22 is the stereogram that existing example is illustrated for the bonding part of PCa components.
Figure 23 is the sectional view that the existing example for having used splice is illustrated for the bonding part of PCa components.
Specific implementation mode
Hereinafter, with reference to attached drawing, having the precast concrete component of engagement member and used this prefabricated mixed to the present invention
The precast concrete component bonding method of solidifying soil component illustrates.Also, in the following description, same composition is wanted
Element, even for the inscape that can use other manner, using same label, for repeat description, structure even table
It states, carries out local omission sometimes.In addition, for convenience of description, size or ratio of each integral part shown in the drawings etc. are sometimes
With practical difference.
In the present invention, as depicted in figs. 1 and 2, such as in the 1PCa components 100 as antidetonation wall is pre-set
1 tubular part 110, and reinforcing bar 900 can be movably packed into the inside of the tubular part 110 in advance, thereby, it is possible to by institute
It states the 1PCa components 100 for being incorporated with reinforcing bar in 1PCa components 100 and is not loaded into the phase that the 1PCa components 100 of reinforcing bar wait
It is joined together between mutually, meanwhile, it can also constitute another PCa components (the 2PCa components engaged with the 1PCa components 100
200) it, and by it with the 2PCa components 200 combines to engage.
Therefore, guiding channel is equipped in the 2PCa components 200, the guiding channel is by being used to be loaded into described the
The 2nd tubular part 210 that reinforcing bar 900 in 1PCa components 100 pulls out is constituted, from the steel being connected to the 2nd tubular part 200
Muscle pulls out member insertion hole 213 and is inserted into reinforcing bar pull-out component 600, and the reinforcing bar 900 being loaded into the 1PCa components 100 is drawn
Go out and make to be connected between the 1PCa components 100 and 2PCa components 200, to be configured to reinforcing bar 900 across described the
Between 1PCa components 100 and 2PCa components 200, the reinforcing bar 900 is fixed on the 1PCa components 100 and the portions 2PCa
Part 200.
Therefore, hereinafter, each composition first against the 1PCa components 100 and 2PCa components 200 for constituting the present invention is wanted
Element illustrates successively.
Also, here, above-mentioned Fig. 1 is the precast concrete component for having engagement member for summarily showing the present invention
The stereogram of example.Also, in above-mentioned Fig. 1, as the precast concrete component for having engagement member of the present invention, show
Stereogram illustrating a part for antidetonation wall, including local perspective view, but it is not shown precast concrete component itself
Detailed construction, the tubular part 110 for mainly illustrating only the present invention, the guiding channel being equally made of tubular part 210
Partly and it is installed on the reinforcing bar 900 of tubular part 110.In addition, Fig. 2 shows in the antidetonation wall recorded in above-mentioned Fig. 1
It is provided with the example of the engagement member of the present invention, Fig. 2 (A) is the local main view for the part for being observed from the front above-mentioned antidetonation wall
Figure, Fig. 2 (B) is the partial top view from the part that the embedment in above-mentioned antidetonation wall from upper surface has above described tubular component, Fig. 2
(C) it is the office for similarly scheming with above-mentioned Fig. 2 (B), but showing to make the example after the reinforcing bar movement in loading tubular part
Portion's vertical view.Also, in above-mentioned Fig. 2, the precast concrete component detailed construction of itself is not shown in the same manner as above-mentioned Fig. 1.
In addition, for above-mentioned front, for convenience, the face adjacent and vertical with the side as bonding part is expressed as front,
In the case of antidetonation wall, wall surface is equivalent to front.In addition, in above-mentioned Fig. 1 and Fig. 2, show the tubulose of the present invention
Component and the example that steel-bar arrangement is bi-steel configuration, reinforcing bar configuration method is without being limited thereto, can also be single reinforcing bar configuration etc..
It is including aftermentioned about the 1st and the 2nd precast concrete (PCa) component (100,200) in the inscape of the present invention
The 3rd and 4PCa components (300,400), the general PCa components that are manufactured in PCa factories etc. in advance can be used, kind
Class is not particularly limited.Therefore, it other than (antidetonation) wall of the building as being illustrated in Fig. 1 or Fig. 2, can be used for
Floor, balcony etc., or can be used for column or beam etc..But in the present invention, when manufacturing the PCa components, due to needing
It is embedded to splice 310 as tubular part 110 waits or is aftermentioned etc., therefore, the PCa components need to have as follows
Structure：It can be embedded to the tubular part or splice, and will not be so that required intensity declines.
In addition, shown in Fig. 3 as be described hereinafter, be embedded in the 1PCa components 100 tubular part 110 (with it is aftermentioned
2PCa components relationship in become the 1st tubular part, therefore sometimes referred to as the 1st tubular part) become one end coverd part
119 sealed and the other end open inner hollow tubulose.
Also, the 1st tubular part 110 be by reinforcing bar 900 be packed into its on the inside of structure, the reinforcing bar being loaded into
900 are accommodated, can be by the steel by the 1PCa components 100 and the 2PCa components 200 engagement
Muscle 900 pulls out.
In addition, the loading about reinforcing bar 900 relative to such 1st tubular part 100, it can be for example in PCa
It is packed into when manufacturing the 1PCa components 100 in factory, alternatively, the PCa components phase mutual connection can also be made in construction site etc.
It is packed into before closing.
In addition, in the inboard portion of the 1st tubular part 110, the reinforcing bar 900 of loading is made to move, makes described
It is connected between 1PCa components 100 and the 2PCa components 200 and is configured to the reinforcing bar 900 to cross over the 1PCa components
Between 100 and the 2PCa components 200, it is subsequently filled the mortar such as mortar.
Therefore, the 1st tubular part 110 is the loading and pull-out that can smoothly carry out reinforcing bar 900 as described above
The component of circular tube shaped be not particularly limited as long as not hindering the filling of mortar then, such as protecting pipe etc. can also be used.
In addition, for the 1st tubular part 110, the flowing for the mortar subsequently filled will not be produced considering in advance
It, can be more in the formation along the inner surface of pipe axis for constituting the pipe of the tubular part 110 on the basis of the form of raw obstacle
The protrusion of a annular shape (not shown), or can also spiral helicine protrusion be set along the inner surface of the pipe axis.Therefore, exist
In the case that the inner surface of 1st tubular part 110 is formed with protrusion as described above, in order in advance prior to PCa factories etc.
Prevent the reinforcing bar 900 from disengaging when being packed into the reinforcing bar 900 under such circumstances and then to transports such as building sites,
Protrusion and friction of reinforcing bar 900 that the inner surface in the 1st tubular part 110 is formed etc. can be considered in advance and is adjusted to produce
Raw certain retentivity.
In addition, as shown in figure 3, bar guiding piece 800 can also be suitably set in the inside of the 1st tubular part 110.
For example, as shown in figure 4, the bar guiding piece 800 can be equally spaced more along the interior circumferential direction of the tubular part 110
It is a, and be continuously or intermittently arranged along tube axial direction, the bar guiding piece 800 can be by shapes such as synthetic resin or metallic plates
At.Also, here, in above-mentioned Fig. 3, for one of the section for the tubular part being embedded to according to the present invention in PCa components
It is divided to the example of (parts of two end sides), omits central portion and shown.In addition, above-mentioned Fig. 4 illustrates the example of bar guiding piece 800
Son, Fig. 4 (A) are the figures for showing the example of above-mentioned bar guiding piece 800 from tube axial direction, and Fig. 4 (B) is shown from perpendicular to pipe
The sectional view of the example of the parts X-X of the direction observation chart 4 (A) of axis.
Also, the bar guiding piece 800 makes the gliding smoothing of reinforcing bar, easily to realize the loading and drawing of reinforcing bar 900
Go out, in the case of reinforcing bar 900 is packed into tubular part 110 before building site carries out joining process as a result, dress can be adjusted
Enter direction and the insertion operation of reinforcing bar 900 is made to become easy, additionally it is possible to keep the pull-out of the reinforcing bar being loaded into 900 smoothened.
In addition, the 1st tubular part 110 has the form of circular tube shaped as described above, but such as the above-mentioned institutes of Fig. 1 to 4
Show, one end side, which becomes, to be embedded in the 1PCa components 100 and sealed end that coverd part 119 seals, another side quilt
It is disposed in the side of the 1PCa components 100, is formed as open end to carry out the installation or pull-out of the reinforcing bar 900.And
And the 1st tubular part 100 vertically constituted with the side engaged to the 1PCa components 100 have it is multiple.Cause
This, as the 1PCa components 100, in the case where using antidetonation wall as shown in Figure 1, the 1st tubular part 110
It is configured in the horizontal direction relative to the joint surface being vertically formed.
In addition, the formation of the 1PCa components 100 has the side of the open end of above-mentioned 1st tubular part 110 that can be
The pit portion of such recess portion for forming wedge groove 100C shown in Fig. 1, Fig. 2 or Fig. 5 (A), or, although it is not shown, but also may be used
To be the flattened side for not having the recess portion for forming wedge groove as described above.
Also, the opening of above-mentioned 1st tubular part 110 is equipped in the pit of recess portion for forming wedge groove as described above
In the case of end, as described later, when being engaged with another PCa components, by also in another PCa components (such as
2PCa components) in pre-set wedge groove (for example, in the case of 2PCa components be 200C), thus enable that by the wedge shape
Interval D between the joint portion that slot is formed is such as 80mm or so.Therefore, it in the case where being formed as such structure, will set
The visual confirmation when reinforcing bar 900 that is placed in PCa components to be joined pulls out becomes good, also can by manual working from
The part of above-mentioned wedge groove (for example, 100C and 200C) pulls out the reinforcing bar 900, and the mortar such as mortar are being filled in the wedge
When in shape slot, mortar can be also filled in the 1st tubular part 110 with the reinforcing bar 900, thus by the reinforcing bar
900 are fixed between the PCa components engaged.Also, here, above-mentioned Fig. 5 shows that the formation of PCa components has tubular part
Open end side example, (A) is to show to be formed with the sectional view of the example of wedge groove in side, and (B) is to show
Engaging portion 910 is set to the sectional view of the example at the position of open end side of reinforcing bar under similar circumstances with (A).
In addition, for the length of the 1st tubular part 110, it is not particularly limited, can correspond to be interconnected
The type or size of PCa components and the length of the required reinforcing bar of engagement 900 predefine.Thus, for example for by
In the case of the antidetonation wall that the PCa components that the length of horizontal direction is 6 meters or so are constituted, set by the length for the reinforcing bar installed
In the case of being set to 1.2 meters, the length of the 1st tubular part 110 can also be determined as at least with this equal extent or this with
On length.But above-mentioned reinforcing bar 900 is after being installed in above-mentioned 1st tubular part 110, for the PCa components (example
Such as, 100 and when engagement 200), component 600 is pulled out by reinforcing bar as described later and is pulled out.Therefore, correspond to above-mentioned reinforcing bar to pull out
The form or function of component 600 adjust the length of the length and reinforcing bar 900 of the 1st tubular part 110, make above-mentioned reinforcing bar 900
End be formed as the structure stretched out from open end side, be either on face identical with open end side or relative to opening
End side is internally positioned.
In addition, as shown in above-mentioned Fig. 1 to Fig. 3, the note of the mortar such as mortar can also be set on the 1st tubular part
Entrance 113 and outlet 115.The mortar is using mortar etc., by a part for the reinforcing bar 900 from being set to the 1PCa
It pulls out in the 1st tubular part 110 of component 100 and is connected to the 2PCa components 200, then by the reinforcing bar 900
It is fixed on the 1PCa components 100 and the 2PCa components 200.Therefore, the injection of above-mentioned mortar can be as described above
It is carried out from the opening end side of the 1st tubular part 110 via wedge groove 100C, still, such as such as above-mentioned Fig. 1 to Fig. 3
It is shown, following structure can also be used：Side setting near the sealing end side of the 1st tubular part 110 and institute
The inlet 113 of the face side connection of 1PCa components 100 is stated, and is set near the opening end side of the 1st tubular part 110
The outlet 115 being connected to the face side of the 1PCa components is set, to the injection for carrying out above-mentioned mortar and extra mortar
Discharge.Also, here, the face side of PCa components is used as indicating the face vertical with the engagement surface side of the PCa components
In the convenient address in any one face for example, in the case where the PCa components are antidetonation walls be side surface side.
Next, the reinforcing bar 900 for the above-mentioned present invention is not particularly limited, in the present invention, it is desirable to such as profile iron
Muscle has the bumps such as rib or section on surface like that.That is, by being formed with protrusion made of being based on these bumps, exist as described above
The contact area of above-mentioned reinforcing bar 900 and mortar is improved on the inner surface of tubular part 110, it is therefore, as described above in progress
The stationarity of mortar etc. can be improved when engagement.
In addition, the length of the reinforcing bar 900 is also determined by the length for being packed into the 1st tubular part 110 of the reinforcing bar 900
It is fixed, but it is true can to consider that gap between the size or component of engaged PCa components etc. is come in advance premised on following situations
It is fixed：The form of component 600 is pulled out with reinforcing bar as described above or function correspondingly reserves the part that can be held, be accommodated in simultaneously
The inside of 1st tubular part 110.In addition, the pull-out amount of the reinforcing bar 900 can construction site with it is to be joined described in
PCa components are correspondingly adjusted, therefore the reinforcing bar can be pulled out arbitrary length according to the situation or needs at scene.
In addition, the thickness of the reinforcing bar 900 is not particularly limited, as long as the interior of the tubular part 110 can be accommodated in
Portion, due to being to fill mortar in the state that the reinforcing bar 900 is accommodated in the inside of the tubulose 110 as described above
Between the tubular part 110 and the reinforcing bar 900, therefore, it is necessary to consider not interfering the degree of the flowing of the mortar
Thickness.Also, as described above, in the case where the reinforcing bar 900 is packed into PCa factories etc. in advance, it may be considered that adopt
With the thickness for generating the degree suitably to rub with 110 inside of the tubular part.Moreover, the sealing tube shape portion stated after use
In the case of part 700, which can be accommodated in the reinforcing bar 900 and the tubular part 110 by selection
The thickness of mobile degree is carried out Deng between.
In addition, about the reinforcing bar 900, existing deformed bar etc. can be directly used, but for example such as above-mentioned Fig. 5
(B) shown in, can also be：The engaging portion 910 etc. of ring-type etc. is set in one end of the reinforcing bar 900, and is configured to described locking
Portion 910 becomes open end side in the case where the reinforcing bar 900 is incorporated in the 1st tubular part 110, improves described in pull-out
The convenience when operation of reinforcing bar 900.
According to the 1PCa components 100 with the engagement member constituted as described above, in advance in the 1PCa components
It is embedded to the 1st tubular part 110 in 100, and can movably be packed into reinforcing bar 900 wherein.Therefore, by the 1PCa components
In the case that 100 engage with another PCa components, such as it can be also embedded in the same manner as and have the 1st tubular part 110 but be not loaded into steel
Another 1PCa components 100 of muscle engage, and in this case, can utilize the recess portion by constituting wedge groove 100C as described above
The reinforcing bar 900 is connected between two PCa components by the interval D between the joint portion of generation by manual working, then,
The reinforcing bar 900 is individually fixed in two PCa components.Therefore, in the present invention, PCa components to be joined and component are utilized
Side (vertical joint portion) between gap, power can be transmitted wedge groove and joint gap and be in the presence of can pass through
The gap in the space of human hand movement, by pull-outs such as reinforcing bar, sealing tube shape components.
In addition, in the feelings for having used the aftermentioned 2PCa components 200 used that combine with the 1PCa components 100
Under condition, the reinforcing bar 900 can be more easily pulled out, can also realize the mutual engagement of PCa components.
In addition, when the reinforcing bar 900 is packed into 1PCa components 100 as described above, as shown in Figure 6 and Figure 7, also may be used
To be packed into sealing tube shape component 700 together in advance in the pull-out side of the reinforcing bar 900 of the inside of the tubular part 110,
The sealing tube shape component 700 is centered around around the axial direction of the reinforcing bar 900, is connect with above-mentioned PCa components to be joined
To being sealed around the reinforcing bar 900 between conjunction portion.Also, here, Fig. 6 is to show to pacify above-mentioned sealing tube shape component 700
The sectional view of the example of opening end side loaded on the tubular part 110.In addition, Fig. 7 is shown in the 1PCa components 100
Side observation using the example of the example of such sealing tube shape component 700, Fig. 7 (A) is in the tubular part 110
Opening end side configured with the sectional view in the case of reinforcing bar 900 and the sealing tube shape component 700, wherein it is described close
The axial direction of envelope tubular part 700 and reinforcing bar 900 parallelly surrounds the periphery of the reinforcing bar 900, and Fig. 7 (B) is shown described in pull-out
Reinforcing bar 900 simultaneously connects the end face of the sealing tube shape component 700 with what the opening end side of the tubular part 110 engaged
The sectional view for the example that conjunction portion 730 is sealed.
Also, the sealing tube shape component 700 is using the cylindric component such as protecting pipe, and by the 1PCa
When component 100 is engaged with another PCa components (for example, aftermentioned 2PCa components 200), use as follows：It will be described close
Envelope is pulled out with tubular part 700 from the tubular part 110 and the reinforcing bar 900 together, by the sealing tube shape component 700
It is engaged with being communicated to around the reinforcing bar 900 together with the reinforcing bar between another PCa components.
Therefore, the outer diameter of above-mentioned sealing tube shape component 700 is configured to that above-mentioned sealing tube shape component 700 can be made to exist
The degree that the inside of above described tubular component 110 is moved together with the reinforcing bar 900, also, its internal diameter is configured to ensure ash
Starch such degree being spaced that circulates between the reinforcing bar 900 and the sealing tube shape component 700.Therefore, above-mentioned sealing
It is set to the degree substantially contacted with the inside of above described tubular component 110 with the outer diameter of tubular part 700, and is configured to only
It wants to be packed into and pull out relative to above described tubular component 110.In addition, the sealing tube shape component pulled out in this way
700 use for example as shown in the example of above-mentioned Fig. 7 (B)：The axis of the reinforcing bar 900 is surrounded between the joint portion
Around, at the same as described above be intended to another described 1PCa component 100 for being engaged with the 1PCa components 100 or
Then the equal connection of the tubular part 200 of aftermentioned 2PCa components in the side of each PCa components to be joined, utilizes
Bonding agent etc. seals the joint portion 730 that the sealing tube shape component 700 is engaged with the tubular part 200.
Therefore, in the case where having used such sealing tube shape component 700, as described above, even if to be joined 2
It, also can be by described 2 to be joined in the case of being formed with the gaps such as wedge groove 100C between the joint portion of a PCa components
The respective tubular parts 110 of PCa components etc. are from Exterior capsule and make its connection, and mortar is being filled in the tube as a result,
In the case of the inside of part 110 etc., can between 2 PCa components to be joined without leakage not be filled to
The fixed reinforcing bar 900.
Next, being illustrated to the 2PCa components 200.The 2PCa components 200 substantially may be used
It is identical as the 1PCa components 100 in terms of the general PCa components of the manufactures such as PCa factories etc. in advance.But described
2PCa components 200 have the structure for being interconnected with the 1PCa components 100, and different in the following aspects：It is used
Tubular part 210 be configured to the form and function also 2nd tubular part different from the 1st tubular part 110 of a part.
That is, as depicted in figs. 1 and 2, the 2PCa components 200 are the institutes having for from the 1PCa components 100
State the PCa components that the 1st tubular part 110 pulls out the guiding channel 210 of the reinforcing bar 900, the 2PCa components 200 with it is described
The side of 1PCa components 100 engages.Therefore, it for the 2PCa components 200, is connect with the 1PCa components 100
The joint place of conjunction, the 2PCa components 200 the side engaged with the 1PCa components 100, with setting
The opposed position in the open end of the 1st tubular part 110 in the 1PCa components 100, is provided with by the 2nd tubular part
The outlet of 210 guiding channels constituted.
Also, the 2nd tubular part 210 can be in the same manner as the 1st tubular part 110 using pipes such as protecting pipes
The component of shape, but due to being used as the guiding channel, be bent to use.Therefore, because the 2nd tubular part
The part of reinforcing bar 900 that 210 storages are pulled out from the 1st tubular part 110, therefore from the side of the 2PCa components 200
Face, which is vertically formed, and ground of keeping intact is linearly extends, still, the guiding channel being made of the 2nd tubular part 210
Another open end sides different from outlet side have make the 2nd tubular part 210 in the form of bent halfway, thus conduct
The insert port 213 of aftermentioned reinforcing bar pull-out component 600 is formed in the face side of the 2PCa components 200.
In addition, the length of the 2nd tubular part 210 is not particularly limited, still, about the 2nd tubular part
210, as described above, a part for the reinforcing bar 900 is drawn from the 1st tubular part 110 of the 1PCa components 200
Go out, be accommodated in the inside of above-mentioned 2nd tubular part 210, thus by the 1PCa components 100 and the 2PCa components 200
It is connected to be engaged.Accordingly, with respect to the length of the reinforcing bar 900 for being drawn out and being connected to, it is desirable to be described
Equal extent in 1PCa components 100 and the 2PCa components 200, accordingly, it is considered to the reinforcing bar 900 is individually fixed in described
Length and the 1PCa components 100 in the case of 1PCa components 100 and the 2PCa components 200 and described the
Interval (for example, width etc. between wedge groove (100C, 200C)) between the joint surface at the joint portion that 2PCa components 200 engage
To determine.
In addition, the 2nd tubular part 210 can also have it is above-mentioned for being filled after reinforcing bar 900 is pulled out and moved
The mortar insert port 213 and outlet 215 of the mortar that are fixed, in the case of the above embodiment of the present invention, on
State the insert port 213 that the insert port 213 of mortar can directly use above-mentioned reinforcing bar to pull out component 600.
It is carried out next, pulling out component to the reinforcing bar being inserted into from the insert port 213 of the 2nd tubular part 210 using Fig. 8
Explanation.Here, Fig. 8 is to show that reinforcing bar pulls out the vertical view of the Sketch of component 600.The reinforcing bar pulls out component 600 not
Design is particularly limited to, and can use that usually sells on the market to cut or manually pick up device etc. manually.Also, about described manual
It cuts, such as pulls out component 600 as reinforcing bar in fig. 8 and show that the example cut manually is such, by operation portion 610 and the behaviour
Make the flexible shaft 630 of the connection of portion 610 and the holding in the end sides different from operation portion side of the flexible shaft 630 is set
Portion 650 is constituted.Also, user can hold the operation portion 610 cut manually, by 630 end of the flexible shaft
The guiding of handle part 650 to holding object, by the guiding of the handle part 650 to holding after object through the handle part 650
It holds and holds object and the entirety of cutting manually furthers, to which object pull-out will be held.In addition, about above-mentioned handle part 650,
In the presence of the handle part of the manipulation type with structure as manipulator, but there is also the handle part that end is magnet type, lead to
Crossing makes handle part 650 close to 900 comparable degree of the reinforcing bar, contacts, is connecing thereby, it is possible to pull out the reinforcing bar 900
The reinforcing bar 900 is pulled out in the state of touching.Therefore, it is described to cut equal handle part manually be manipulation type in the case of, energy
The reinforcing bar 900 stretched out from the opening end side of the 1st tubular part 110 is enough held, to cut equal handle part manually be magnetic described
In the case of swage, even if the reinforcing bar 900 is located at the opening end side away from the 1st tubular part 110 etc. compared with by inner position
Place can also pull it.
As described above, according to the 2PCa components 200, according to the step recorded in flow chart as shown in Figure 9,
The PCa components and described with engagement member constituted as the 1PCa components 100 can easily be carried out
The engagement of 2PCa components 200.Here, Fig. 9 is shown in the case of having used 1PCa components 100 and 2PCa components 200
The flow chart of mutual engagement step.
That is, initially, the reinforcing bar 900 can be movably encased in the 1PCa components 100 as described above in advance
The 1st tubular part 110 in (step S10).At this point, above-mentioned reinforcing bar 900 can be as described above in advance in the system of PCa components
It makes in factory and is packed into, can also be packed into before building site carries out being interconnected of PCa components.Then, next, making described
The side of 1PCa components 100 and the side of the 2PCa components 200 abut (step S20).Here, the 1PCa components
100 side abut is the side of the side for being provided with open end of the 1st tubular part 110, the 2PCa
The side of component 200 abut is provided with the one of the outlet side of the guiding channel based on the 2nd tubular part 110
Side, the open end and outlet side needs are pre-formed and configure in mutually opposed such position.Also, above-mentioned side
It can be formed with the recess portion for constituting wedge groove (100C, 200C) as described above.
After being configured with 1PCa100 and 2PCa components 200 as described above, next from the 2PCa components
200 reinforcing bar pull out component insert port (another opening portion) 213 be inserted into the reinforcing bar pull out component 600 and by the reinforcing bar
900 part is drawn out in the guiding channel 210 of the 2PCa components 200, and the reinforcing bar 900 is configured to across described
Between 1PCa components 100 and the 2PCa components 200 (step S30).Therefore, by like this matching the reinforcing bar 900
It is set to the 2nd tubular part 210 of the 1st tubular part 110 and the 2PCa components 200 across the 1PCa components 100
Between, the 1st tubular part 110 and the 2nd tubular part 210 become the shape that can be connected via the reinforcing bar 900 as a result,
State.Also, the pull-out amount that the reinforcing bar 900 is pulled out from the 1st tubular part 110 can arbitrarily be set, but from making the steel
From the perspective of the retentivities of two end sides of muscle 900 is identical, it is desirable to be drawn out to the 2nd tube of the 2PCa components 200
It length inside part 210 and is remained in inside the 1st tubular part 110 of the 1PCa components 100 by being drawn out
Length it is identical.
Next, after configuration as described above, the 1st tubular part 110 in the 1PCa components 100 and institute
It states and fills the mortar (step S40) such as mortar in the 2nd tubular part 210 of 2PCa components 200.Therefore, pass through above-mentioned mortar
Injection and subsequent solidification, can stably keep the reinforcing bar 900 in the 1st tubular part 110 and the 2nd tubulose
Component 110.Also, at this point, in the case where bonding part is formed with wedge groove (100C, 200C), passing through as described above
Mortar is filled in the part the wedge groove (100C, 200C) together, can further strengthen the intensity of the bonding part.
As described above, the precast concrete component according to the present invention for having engagement member and the concrete has been used
The precast concrete component bonding method of native component can eliminate as much as the on-site concrete of after-pouring and realize completely prefabricated
Change, also, wall types (antidetonation wall) structure such as wall for building or floor, does not make reinforcing bar prominent from the side of PCa components in advance
Go out, and can to easily and reliably carry out the engagement of PCa components using easier structure.
Also, it in the above-described embodiment, uses antidetonation wall as PCa components, still, has applied as described above
The PCa components of the present invention are without being limited thereto, can be used for column, beam, floor etc..Thus, for example, as shown in Figure 10, can also use
In the mutual engagement in the floors PCa.Also, here, above-mentioned Figure 10 is directed to the concrete for having engagement member of the present invention
Example of the native component for the engagement on floor, shows the figure of the example, Figure 10 (A) is to show centered on the neighboring area at joint portion
The sectional view of state before reinforcing bar 900 of sening as an envoy to movement, Figure 10 (B) are the side section views for showing the state after making reinforcing bar 900 move
Figure.In addition, in the accompanying drawings, top indicates the upper surface on the floor.
In above-mentioned example shown in Fig. 10, the PCa components for floor have and above-mentioned 1PCa components 100 and the
200 basically same structure of 2PCa components, the 100B in the figure are equivalent to 1PCa components 100, and 200B is equivalent to the portions 2PCa
Part 200, but the form of the side surface part of bonding part is different.(also, here, for convenience, 100B is referred to as 1PCa components
200B is referred to as 2PCa components 200B by 100B.)
That is, above-mentioned bonding part side surface part along the above-mentioned floors PCa upper and lower directions be equipped with step difference, the ladder of downside
It is mutually abutted between 2 above-mentioned floors PCa (100B, 200B) and forms bearing surface AS, and the ladder of upside is supported from described
Junction AS is retreated and is equipped with space between the floors PCa, and the side of above-mentioned ladder is formed in face of the spatial vertical,
And the opening portion of the opening portion and the 2PCa components 200B of the 1PCa components 100B is formed in the side.And
And be formed in the upside ladder the floors PCa between space also determined by the size of the PCa components entirety,
Such as 80mm or so can be chosen.
Also, carrying out in the case of being interconnected of floors PCa (100B, 200B) as described above, from described the
The tubular part 110 of 1PCa components 100B pulls out reinforcing bar 900, and a part for the reinforcing bar is inserted into the 2PCa components
In the tubular part 210 of 200B, the reinforcing bar 900 be configured to tubular part 110 across the 1PCa components 100B with
Between the tubular part 210 of the 2PCa components 200B, using the inlet and outlet of mortar in above-mentioned each tube
(110,210) carry out the filling of the mortar such as mortar between above-mentioned joint portion in part.Also, in the above example, mortar
Inlet and outlet can mutually be used for any purposes, for example, the inlet 213 of above-mentioned mortar can also be used as outlet
215 utilize.
In addition, carrying out when being interconnected of the floors PCa (100B, 200B) as described above, it as shown in figure 11, can also
Use sealing tube shape component 700 as described above.Here, described Figure 11 is that have the pre- of engagement member for by the present invention
Example of the concrete member processed for the engagement on floor, shows to have used sealing tube shape centered on the neighboring area at joint portion
The figure of the example of component 700, Figure 11 (A) are to show that the side of the state before making reinforcing bar 900 and sealing tube shape component 700 move is cutd open
View, Figure 11 (B) are the sectional views for showing the state after making reinforcing bar 900 and sealing tube shape component 700 move.
Therefore, it as shown in Figure 11 (A), using sealing tube shape component 700, is filled by reinforcing bar 900
Whens entering to the tubular part 110 etc. of the 1PCa components 100B, sealing tube shape component 700 is encased in together in advance described
The pull-out side of the reinforcing bar 900 of the inside of tubular part 110, wherein the sealing tube shape component 700 surrounds the reinforcing bar
Around 900 axial direction, to being sealed around the reinforcing bar 900 between the joint portion of above-mentioned PCa components to be joined.
Therefore, with about identical illustrated by above-mentioned Fig. 6,7, the outer diameter of above-mentioned sealing tube shape component 700 is set
At above-mentioned sealing tube shape component 700 can be made to be moved together in the inside of above described tubular component 110 and the reinforcing bar 900, and
And as internal diameter is configured to ensure that mortar circulates between the reinforcing bar 900 and the sealing tube shape component 700
The degree at interval.Therefore, the outer diameter of above-mentioned sealing tube shape component 700 is set to big with the inside of above described tubular component 110
The degree of contact is caused, as long as and being configured to be packed into and pull out relative to above described tubular component 110.
Also, when carrying out the engagement, by the sealing tube shape component 700 with the reinforcing bar 900 together from described
Tubular part 110 pulls out, as shown in Figure 11 (B) between the joint portion around the axial direction of the reinforcing bar 900,
At the same time, it and is intended to be connected to the tubular part 210 of the 1PCa components 100B 2PCa components 200 engaged, so
Afterwards, on the side of the ladder of the upside of each PCa components (100B, 200B) to be joined, using bonding agent etc. by institute
It states and seals and close with the joint portion 730 of the tubular part (110,210) around the end of sealing tube shape component 700,
Only ash is filled in the inside of the sealing tube shape component 700 and each tubular part (110,210) to be joined
Slurry, can realize the fixation of the reinforcing bar 900.
Also, in the case where the floors PCa (100B, 200B) as described above are carried out use as half PCa floors, such as
Shown in Figure 12, reinforcing bar etc. is separately packed on the upside of the floors PCa (100B, 200B) upon engagement, and pass through the mixed of after-pouring
Solidifying soil etc. is whole fixed.Here, above-mentioned Figure 12 is to show carrying out connecing for the floors PCa (100B, 200B) shown in Figure 11 (B)
By concreting in the sectional view of the example of the upper surface of the floors PCa (100B, 200B) after conjunction.
Next, referring to Fig.1 3 etc., having the precast concrete component of engagement member and used this pre- to the present invention
The example of another different embodiment of the precast concrete component bonding method of concrete member processed illustrates.
Here, above-mentioned Figure 13 be with Fig. 2 (B), (C) the case where in the same manner as show that the present invention's has the prefabricated of engagement member
Concrete member and used the precast concrete component precast concrete component bonding method different examples fragmentary top
View.
The example of embodiment shown in above-mentioned Figure 13 is different in the following aspects：As the precast concrete portion in the present invention
The engagement member of part, be not reinforcing bar 900 can be removably mounted within above-mentioned example be set to as described in it is the 1st prefabricated mixed
In the tubular part 110 of solidifying soil component 100, but reinforcing bar can be movably arranged to the inside of splice, wherein the steel
Muscle connector is set to precast concrete component.
Therefore, in the above-described embodiment, such as shown in above-mentioned Figure 13, in advance by splice (according to it is aftermentioned
The relationship of 4PCa components and become the 1st splice, therefore sometimes referred to as the 1st splice) 310 be set to the portions 3PCa
In part 300, and reinforcing bar 900 can be movably encased in the inside of the 1st splice 310, carried out and another portions PCa
In the case of the engagement of part, a part for the reinforcing bar 900 is made to be moved to the inside of another PCa components, by the reinforcing bar 900
It is fixed into across the PCa component both sides to be engaged, so as to make the PCa components both sides be interconnected.
Also, the PCa components engaged with 3PCa components 300 as described above can be above-mentioned 1PCa components 100,
Or it is above-mentioned as shown in Figure 23 have the PCa components 2400 of existing splice 2410 in inside, can also be tool
Standby aftermentioned such reinforcing bar pulls out the 4PCa components 400 of mouth 417.
Therefore, hereinafter, being illustrated successively to the above-mentioned 3PCa components 300 and 4PCa components 400 of the present invention.And
And about the above-mentioned 3PCa components 300 and 4PCa components 400 of the present invention, in addition to tubular part is replaced as described above
Except splice (310,410) this point, part identical with above-mentioned 1PCa components 100 and 2PCa components 200 compared with
It is more, therefore illustrate centered on difference.
3PCa components 300 in above-mentioned explanation as by as illustrated by above-mentioned 1PCa components 100 not
It is particularly limited to wall, beam or column etc., but in the case of embodiments of the present invention, due to being that embedment reinforcing bar as described later connects
First 310 structure, therefore, it is necessary to have a structure in which：Even if being embedded to the splice 310, intensity will not be caused to drop
It is low.
In addition, the splice 310 having by being embedded in component 300 3PCa in advance can use for example by
The referred to as structure of the muff joint of substantially cylindrical shape.
Also, the muff joint used in the above embodiment of the present invention is for example also known as mortar filling
The structure of formula connector, wherein the mortar filled type connector is：The reinforcing bar 900 to be attached is configured in the inside of the sleeve
And after anti-leak seal (ノ ロ stop め シ ー Le) NS is set etc., mortar is filled in fixed on the inside of the sleeve it is described
Reinforcing bar 900.
In addition, for the mortar filled type connector, there are diversified forms, but are not particularly limited in the present invention, example
It is used after can such as threaded bush connector 3000 as shown in Figure 14 being extended.Also, the threaded bush connector
3000 be, for example, such as inferior structure：It is cut out as on the inside of the one end of the sleeve 3100 for the cylindrical shape for constituting splice
Screw thread 3110 is simultaneously inserted into the form of reinforcing bar 900 in another side, is additionally provided with the inlet 3130 and outlet 3150 of mortar.
Therefore, using the threaded bush connector, the reinforcing bar 900P for constituting the pre-constructed unit 300 itself is inserted into
Threaded part 3110 is cut out on the inside of the one end, then then forming pre-constructed unit 300 will be used to engage structure
The reinforcing bar 900 of part is encased in the another side of the sleeve 3100.
It returns to Figure 13 to continue to explain, the splice 310 is embedded to the 3PCa components in advance as described above
300, but consist of：When it is embedded to, the reinforcing bar 900P for constituting the 3PCa components 300 is configured and is fixed into from composition
The one end of the sleeve of the splice 310 extends to the appropriate location of the inside of the splice 310, then to energy
When enough reinforcing bars 900 being movably encased in the splice 310 are fixed, integraty functionally is realized.
Also, the case where being embedded to above-mentioned splice 310 and use column or beam as the 3PCa components 300
In the case of, the length shared by size of the splice 310 relative to the 3PCa components 300 may become too much.It can
It in this case, such as shown in figure 15, can also be to make the equal connections of advance and the 1st splice 310, composition to be
The reinforcing bar 900P bendings of the 3PCa components 300 etc., to constitute described 3PCa components 300 etc..Also, here, Figure 15 is
The sectional view of the configuration example of the reinforcing bar 900P of the PCa components itself when showing for splice to be embedded in PCa components.
In addition, the opening portion side not being embedded in the component of the 3PCa components 300 in the splice 310 can
Vertically to be set relative to the side on the side that the 3PCa components 300 are engaged with another PCa components
Set, and the side of the 3PCa components 300 can also with the 1PCa components the case where in the same manner as wedge groove is set.
In addition, in the splice 310, it is grey that can also mortar etc. be set in the same manner as the 1PCa components 100
The inlet 313 and outlet 315 of slurry.Also, it in this case, such as is configured to：In the splice 310
, the side for being fixed with from the 3PCa components 300 reinforcing bar 900P, be provided with from the side of the splice 310 and institute
State the mortar outlet 315 of the front connection of 3PCa components 300,3PCa components in the splice 310, described
The opening end side of 300 engagement surface side, is provided with the inlet 313 of mortar.
Also, in the inside of the splice 310, (although it is not shown, but) can also be with the 1st tubular part
110 the case where be similarly arranged circular protrusion or spiral helicine protrusion, be even used to allow to movably be incorporated in it is described
The bar guiding piece 800 etc. that reinforcing bar 900 in splice 310 smoothly moves.
Next, the length about the reinforcing bar 900 being located in the splice 310, with the 1PCa components 110
Situation similarly, in the case where being loaded into the inside of the splice 310, is formed as being accommodated in the splice
The length of 310 inside so that do not protrude significantly from the side of the engagement side of the 3PCa components 300, at the same time, examine
Consider that PCa components to be joined space between or the size of PCa component entirety determines.In addition, the reinforcing bar 900 can be with
Existing deformed bar etc. is directly used as described above, but such as ring-type can also be set in the end of the reinforcing bar 900
Etc. engaging portions 910, so as to carry out the pull-out of the reinforcing bar 900 using engaging portion 910.In addition, certainly, in the reinforcing bar
Around 900, due to being then filled with mortar in the splice 310, therefore, it is necessary to consider that the mortar can be made in institute
State the outer diameter of the degree to circulate in splice 310.
According to the 3PCa components 300 constituted as described above, institute can be embedded in the 3PCa components 300 in advance
Splice 310 is stated, and reinforcing bar 900 can be movably fitted into the splice 310.
Therefore, in the case where making the 3PCa components 300 be engaged with another PCa components, such as also can be with Figure 23
Shown such embedment has the existing pre-constructed unit 2400 of splice 2410 or embedment to have the 1st tubular part 110 but not
Another 1PCa component 100 as described above etc. for being packed into reinforcing bar 900 is bonded together.Also, in this case, Neng Gouli
With the recess portion for constituting wedge groove 100C as described above etc., the reinforcing bar 900 is communicated to by manual working to be engaged it is upper
Between stating such PCa components (2400 etc.), then, the reinforcing bar 900 is individually fixed in these PCa components to be engaged.
In addition, in the feelings for using the aftermentioned 4PCa components 400 used that combine with the 3PCa components 300
Under condition, the reinforcing bar 900 can be more easily pulled out, realizes the mutual engagement of PCa components.
In addition, when the reinforcing bar 900 is encased in 3PCa components 300 as described above, filled with by the reinforcing bar 900
Enter to the case where above-mentioned 1PCa components 100 similarly, as shown in Figure 16 (A) and Figure 17, the 1st steel can also be being constituted
Sealing tube shape component 700 is installed in the pull-out side of the reinforcing bar 900 of the inside of the sleeve of muscle connector 310 together in advance, wherein,
The sealing tube shape component 700 surrounds around the axial direction of the reinforcing bar 900, and in the engagement of above-mentioned PCa components to be joined
It will be sealed around the reinforcing bar 900 between portion.
Here, above-mentioned Figure 16 is to show to engage 300 He of 3PCa components using the sealing tube shape component 700
The figure of the example of another PCa components, Figure 16 (A) are the sectional views for being shown below example：Constituting the 1st splice
The pull-out side of the reinforcing bar 900 of the inside of 310 sleeve pre-sets sealing tube shape component 700, wherein the sealing tube
Shape component 700 surrounds around the axial direction of the reinforcing bar 900, and by institute between the joint portion of above-mentioned PCa components to be joined
It states and is sealed around reinforcing bar 900.In addition, Figure 16 (B) is to show that embedment has showing for such splice 2410 shown in Figure 23 (B)
Some pre-constructed units 2400 are used as the sectional view of the example of the PCa components engaged with the 3PCa components 300, Figure 16
(C) it is the shape for showing that 3PCa components 300 and the existing pre-constructed unit 2400 are bonded together by above-mentioned structure
The sectional view of state.In addition, above-mentioned Figure 17 shows the stereogram of structure corresponding with above-mentioned Figure 16, Figure 17 (A) is to show to connect
The stereogram of the 3PCa components 300 and another respective state of PCa components before conjunction, after Figure 17 (B) shows engagement
The stereogram of the state of the 3PCa components 300 and another PCa components.Also, in above-mentioned Figure 17 (B), on joint portion 730
Based on bonding agent etc. sealing state omission show.
Also, the sealing tube shape component 700 can with it is same illustrated by the engagement for above-mentioned 1PCa components
Ground is using the cylindric component such as protecting pipe, and when engaging the 3PCa components with another PCa components, the sealing is used
Tubular part 700 pulls out use together with the reinforcing bar from the 1st splice.The sealing tube shape pulled out in this way
Component 700 connects around the axial direction of the reinforcing bar, while with desire with the 3PCa components 300 between the joint portion
Close another 1PCa component 100 tubular part 110 or illustrated in above-mentioned Figure 16 (B) it is such existing
The 2nd splice 410 of the splice 2410 or aftermentioned 4PCa components 400 that are embedded in PCa components 2400 etc. connects
It is logical, then in the side of each PCa components to be joined by bonding agent etc. to the sealing tube shape component 700 and institute
The joint portion 730 for stating each splice engagement seals.
Therefore, in the case where having used such sealing tube shape component 700, and for above-mentioned 1PCa components
100 the case where similarly, even if being formed with wedge between the 3PCa components and the joint portion of another PCa components to be engaged
It, also can be by the 3PCa components 300 to be joined and another PCa components respectively in the case of the gaps such as shape slot 100C
Splice 310 or tubular part 110 etc. be connected to from Exterior capsule.Therefore, by adopting such structure, by mortar
It, can be in the 3PCa components to be joined in the case of being filled in the splice 310 or tubular part 110
It is filled to the fixed reinforcing bar 900 without leakage between 300 and another PCa components.Also, in above-mentioned example
In, such as can also be：The injection of mortar is carried out using the mortar inlet 313 of the 3PCa components 300, and is utilized existing
The mortar outlets 2415 of PCa components 2400 carry out the discharge of extra mortar, in this case, as shown in above-mentioned Figure 16,
It can also be configured to omit the mortar inlet of existing PCa components 2400.
Next, being illustrated to the 4PCa components 400.As shown in Figure 13 (B), (C), the 4PCa components
400 have in the same manner as 2PCa200 components etc. for pulling out the structure of reinforcing bar i.e. guiding channel, but in the following aspects not
Together：As the path that the reinforcing bar 900 for being loaded into the 1st splice 310 of the 3PCa components 300 pulls out, make
With the 2nd splice 410 rather than above-mentioned tubular part 210 etc..
More specifically, as shown in Figure 13 (B), the 4PCa components 400 be have for by the reinforcing bar 900 from institute
The PCa components for stating the guiding channel (the 2nd splice) 410 of the 1st splice 310 pull-out of 3PCa components 300,
In the case of using the 4PCa components 400, for the reinforcing bar 900 being incorporated in the 3PCa components 300, using one
End side is formed with the reinforcing bar of engagement device 910.This is because：The 4PCa components 400 use pass through line from line as described later
The structure that interpolating unit 417 inserts and pulls out reinforcing bar 900, therefore, it is intended that also there is corresponding structure in 900 side of reinforcing bar.
Also, the structure of above-mentioned engagement device 910 is not particularly limited, can also be as shown in above-mentioned Fig. 5 (B) or Figure 13 (A)
Example shown by reinforcing bar 900 is such, is disposed on cricoid structure of the end of deformed bar etc..
In addition, since the 4PCa components 400 are engaged with the side of the 3PCa components 300, it is described to draw
Pathway 410 is formed by the 2nd splice 410 as described above, and the one end of the 2nd splice 410 is described
The side and be set to the 1st of the 3PCa components 300 that 4PCa components 400 the and described 3PCa components 300 engage
The one end (open end side) of splice 310 is opposed to be arranged.
In addition, in the another side of the 2nd splice 310, identical ground is pre- the case where with component 300 3PCa
First embedment constitutes the reinforcing bar 900P of the 4PCa components 400.That is, by being embedded in advance in the 4PCa components 400
Have the 2nd splice 410, but consists of：When it is embedded to, the reinforcing bar 900P of the 4PCa components 400 is constituted
It configures and is fixed into, the 2nd splice 410 is extended to from the one end for the sleeve for constituting the 2nd splice 410
Then the appropriate location of inside is fixed to the reinforcing bar 900 that can be movably incorporated in the 2nd splice 410
When, by the way that they combine, it is thus achieved that integraty functionally.
In addition, the 2nd splice 410 axial central portion setting it is wired insert portion 417, which inserts portion
417 be the opening portion being connected to from the side of the 2nd splice 410 with the face side of the 4PCa components 400.The line
Insert the purpose that portion 417 is formed as following：Line is inserted into portion 417 from the line of the 4PCa components 400 and is inserted into the described 2nd
The inside of splice 410, by the line and the institute being incorporated in the 1st splice 310 of the 3PCa components 300
The engaging portion 910 for stating reinforcing bar 900 connects, to which the reinforcing bar 900 to be drawn out to the inside of the 2nd splice 410.And
And here, the fixture structural units such as the hook engaged with the engaging portion 910 for being set to the reinforcing bar 900 can also be set on the line.
In addition, the purpose that above-mentioned line inserts portion 417 is, insert a thread into, is loaded into the 1st reinforcing bar as described above
The reinforcing bar 900 in connector 310 pulls out, and therefore, as long as the purpose can be realized, above-mentioned line inserts the form in portion 417 not
It is particularly limited to.Thus, for example in above-mentioned Figure 13 (B), (C), the line inserts portion 417 from the side of the 2nd splice 410
It is square to extend with the front vertical of the 4PCa components 400, but can also sideling extend, alternatively, it is also possible to make the opening
Portion towards inside become funnel-form, so as to be easy from the line insert portion 417 in the positive opening portion of PCa components 400
Visual confirmation is carried out to inside.
As described above, according to the 4PCa components 400, according to the step recorded in flow chart shown in Figure 18, energy
Enough PCa components with engagement member for easily carrying out constituting as the 3PCa components 300 and described the
The engagement of 4PCa components 400.Also, here, Figure 18 is to show to have used the 3PCa components 300 and the 4PCa components
The flow chart of mutual engagement step in the case of 400.
That is, initially, the reinforcing bar 900 can be movably encased in the 3PCa components 300 as described above in advance
The 1st splice 310 sleeve in (step S100).At this point, above-mentioned reinforcing bar 900, which uses side at one end, is formed with engaging portion
910 structure, but its being fitted into above-mentioned 1st splice 410 can carry out in the manufacturing works of PCa components in advance,
Can also building site carry out PCa components be interconnected come to carry out.
Then, next, the side of the 3PCa components 300 and the side of the 4PCa components 400 is made to abut (step
Rapid S200).Here, the side of the 3PCa components 300 abut, which is provided with, constitutes the 1st splice 310
Sleeve open end side side, the side of the 4PCa components 400 is provided with by the 2nd splice
The side of the outlet side of 420 guiding channels formed, the open end and outlet side needs are pre-formed and configure in phase
Mutually opposed position.Also, above-mentioned side can be identically formed with above-mentioned 1PCa components 100 etc. constitutes wedge groove
Recess portion.
Carried out as described above 3PCa components 300 and 4PCa components 400 with postponing, next, from described the
Line is inserted into the open end of the line insertion section 417 of 4PCa components 400, and the line card is hung on to the engaging portion 910 of the reinforcing bar 900,
A part for the reinforcing bar 900 is drawn out to the 2nd splice 410 of the 4PCa components 400, thus by the reinforcing bar
900 are configured to across between the 3PCa components 300 and the 4PCa components 400 (step S300).Therefore, by as this
The reinforcing bar 900 is configured to the 1st splice 310 across the 3PCa components 300 and the 4PCa components 400 by sample
The 2nd splice 410 between, as a result, above-mentioned 1st splice 310 and the 2nd splice 410 via the reinforcing bar 900 at
For the state that can be connected.
Next, after configuration as described above, the mortar such as mortar are filled out using the inlet (413,313) of mortar
It is charged to the 410 (step of the 2nd splice of the 1st splice 310 and the 4PCa components 400 of the 3PCa components 300
S400).Therefore, by the injection of above-mentioned mortar and subsequent solidification, the reinforcing bar 900 can be stably kept in described the
1 splice 310 and the 2nd splice 410.Also, at this point, being formed with wedge groove in bonding part as described above
In the case of, by also filling mortar in the wedge-shaped slot part together, it can further strengthen the strong of the bonding part
Degree.
As described above, the precast concrete component according to the present invention for having engagement member and the concrete has been used
The precast concrete component bonding method of native component can eliminate as much as the on-site concrete of after-pouring and realize completely prefabricated
Change, also, wall types (antidetonation wall) structure such as wall for building or floor, does not make reinforcing bar prominent from the side of PCa components in advance
Go out, and can to easily and reliably carry out the engagement of PCa components using easier structure.
Also, in the present invention, at the vertical joint portion of PCa wall-PCa walls or PCa column-PCa walls, for example, above-mentioned
In the prior art, the joint method of the horizontal junctions of the PCa walls of levels will be protruded from lower layer using mechanical adapter
Reinforcing bar engagement, therefore, the engagement at the PCa wall-PCa walls of above-mentioned same layer or the vertical joint portion of PCa column-PCa walls
In method, the space for overlapping connector or flare groove welding for reinforcing bar is needed, which must not depend on cast in situs
Concrete, in contrast, in the present invention, can almost realize completely it is prefabricated.
In addition, in the present invention, using the gap of the side (vertical joint portion etc.) of PCa components and component to be joined,
The wedge groove and joint gap and be the presence of the gap in space that can be moved by human hand that power can be transmitted, by reinforcing bar, close
The pull-outs such as envelope tubular part.
In addition, above-mentioned embodiment shows an example of the structure of the present invention, the present invention is not limited to above-mentioned embodiment party
Formula can carry out various modifications within the scope of its subject matter.
It, can be with thus, for example about the splice used in the 3PCa components 300 or 4PCa components 400
Make the splice of torque fixed form, inorganic or organic mortar mode or be used in combination these modes threaded reinforcing bar joint,
The various metal joints such as end thread working joint, mortar-filled connector be formed as present invention provide that tubular part (110,
310 etc.) size uses.In addition, the reinforcing bar being used in the present invention also can correspondingly be used with these splices,
Other than above-mentioned deformed bar, spiral etc. can also be used.
Also, Figure 19 shows following example；As splice as described above, for example, being connect using spiral
Head 510A is as tubular part, wherein threaded reinforcing bar joint 510A is formed to have storage reinforcing bar and reinforcing bar can be made to move
Space used spiral 900N as the reinforcing bar used in threaded reinforcing bar joint 510A.Here, above-mentioned Figure 19 is
To use threaded reinforcing bar joint as the present invention tubular part and use spiral 900N as the reinforcing bar example into
The sectional view of row diagram.
In the example shown in above-mentioned Figure 19, as shown in Figure 19 (A), the threaded reinforcing bar joint 510A is embedded in PCa
The inside of component 500A, the spiral 900Q for constituting the PCa components 500A are embedded in the threaded reinforcing bar joint 510A
One end.Also, the side in another side and the PCa components 500A's and the engagement of another PCa components face connects
For open end, and it is formed to the spiral 900N being encased in the spiral from the side of the open end
In connector 510A.
In addition, for another PCa components 500B engaged with above-mentioned PCa components 500A, as shown in Figure 19 (B), in it
Portion's embedment has the splice 510B that can be used in the spiral 900N, and described in the one end of splice 510B
The case where PCa component 500A, is similarly embedded to the spiral 900Q for having and constituting the PCa components 500B, and another side direction connects
Conjunction face and become open end.
Also, the PCa components 500B and the splice 510B being embedded in the PCa components 500B are not limited especially
It is fixed, for the splice 510B, as long as can be used for the splice of the spiral 900N, can use arbitrary
Structure.Thus, for example can also used as it is well known to エ Port ッ Network connectors (registered trademark) sold on the market etc.,
ネ ジ Off シ reinforcing bar connectors described in No. 3807604 bulletins of Japanese Patent Publication No. etc..
Also, structure as shown in Figure 19 is stated in use to carry out the PCa components 500A and the PCa components
In the case of the engagement of 500B, as shown in Figure 19 (A), spiral 900N is encased in the spiral in advance before engagement
In connector 510A, in engagement, as recorded in Figure 19 (C), by the spiral 900N to cross over the PCa components
Mode between 500A and the PCa components 500B pulls out random length, by the spiral 900N connections portions PCa
The part 500A and PCa components 500B, and as needed by epoxy system resin mortar agent etc. from being set to the PCa components 500A
It is injected with the mortar inlet (513A, 513B) of the PCa components 500B and makes its solidification, to complete the PCa components
The engagement of 500A and the PCa components 500B.Also, it, can also be in the screw-thread steel in view of injecting mortar as described above
No section portion 900NB is formed on muscle 900N as shown in Figure 19 (D1), (D2), this is along the screw thread without section portion 900NB
Made of the axial direction of reinforcing bar 900N eliminates threaded portion.Here, above-mentioned Figure 19 (D1) is from end on observation in the screw-thread steel
Be provided with the figure of the example of no section portion 900NB on muscle, Figure 19 (D2) be from the figure from axially vertical direction.
Therefore, as described above, the tubular part by using threaded reinforcing bar joint 510A as the present invention, and flexibly make
It uses spiral 900N as the reinforcing bar for the present invention, thus can also realize the mutual engagement of the PCa components of the present invention.
In addition, threaded reinforcing bar joint 510A has been used in the above example, but there are the size of above-mentioned spiral essences
Spend poor situation, it is also desirable to inject mortar.Therefore, in the present invention, can also be：Without using spiral as described above
Connector, as shown in figure 20, using the inside of Ben Faming tubular part formed female structure (for example, long nut) and
Screw bolt (long spiro nail).Also, here, above-mentioned Figure 20 is the sectional view illustrated to following examples：Including use
Side forms the tubular part that female long nut is used as the present invention, and uses the full thread spiral shell screwed togather with the long nut
Bolt is used as reinforcing bar.
In the example shown in above-mentioned Figure 20, the long nut 1010A for being used as the tubular part of the present invention is in inside shape
At female structure, as long as following structure can also then use usually in the long nut sold on the market：It will be aftermentioned
Such screw bolt 1900 is packed into, and with the size that screw bolt 1900 can be pulled out to random length in engagement
Deng.
Also, as shown in Figure 20 (A), the long nut 1010A is embedded in the inside of PCa components 1000A, in one end
Side is connected with the reinforcing bar 900R for constituting the PCa components 1000A.Also, here, the long nut 1010A and the reinforcing bar
The connection structure of 900R is not particularly limited, but in the present embodiment, in advance in the long nut of the reinforcing bar 900R
Screw cutting portion 900RS is arranged in the sides 1010A, and the screw cutting portion 900RS is passed through threaded function by lock nut 1030
It is connected to the long nut 1010A in a manner of chimeric (screwing togather).
In addition, the another side of the long nut 1010A and the PCa components 1000A's and another PCa components engage
The side in face connects and becomes open end, and is configured to the screw bolt 1900 from the side of the open end
Screw thread feeding is carried out inside and outside to the long nut 1010A (spiral shell is sent).Also, in the example of described Figure 20 (A), show described
Screw bolt 1900 is fed to the state of the inside of the long nut 1010A by screw thread, in the open end side, described complete
Screw bolt 1900 is equipped with double nut (1030A, 1030B), described double nut (1030A, 1030B) etc. can be utilized to make described
Screw bolt 1900 moves.
In addition, for the screw bolt 1900 used in the above embodiment of the present invention, do not limit especially
Fixed design, but needing at least can be with the internal screw-thread screw that is formed in the long nut 1010A.In addition, the screw bolt
1900 diameter can also use the diameter other than the diameter for the reinforcing bar 900R for constituting the PCa components 1000A therefore also may be used
To use diameter than the screw bolt of the reinforcing bar 900R biggers.
In addition, about another PCa components 1000B engaged with above-mentioned PCa components 1000A, as shown in Figure 20 (B), at it
Inside embedment has the long nut 1010B that can be screwed togather with the screw bolt 1900, in the one end of long nut 1010B, with
The case where PCa components 1000A, is similarly connected with the reinforcing bar 900R for constituting the PCa components 1000B, another side direction
Joint surface and become open end.
Therefore, the structure stated in use as shown in Figure 20 carries out the PCa components 1000A and the PCa components
In the case of the engagement of 1000B, as shown in Figure 20 (A), make in advance before engagement 1900 screw thread of screw bolt feed and by its
It is encased in the long nut 1010A for constituting the tubular part.Then, in engagement, as recorded in Figure 20 (C), pass through profit
So that 1900 screw thread of the screw bolt is fed with double nut (1030A, 1030B) etc. and move, by it to cross over the PCa
Mode between component 1000A and the PCa components 1000B pulls out random length, to by the screw bolt 1900N
Connect the PCa components 1000A and the PCa components 1000B.Then, the double nut (1030A, 1030B) will then be constituted
Locking of each nut in the PCa components 1000A and the PCa components 1000B as the screw bolt 1900
Nut uses, and completes engagement.
Therefore, in the case where having used the following engagement member of PCa components of the present invention, the filling without mortar
It can be realized as the mutual engagement of PCa components：Long nut 1010A is used as tubular part as described above, and by full thread
Spiral shell wedge groove 1900 is used as reinforcing bar.In addition, though it is not shown, but as application examples, if utilizing PCa components 1000A and the portions PCa
The gap of part 1000B use in gap portion long nut same as 1010B, then can also shorten the length of 1010A, to
Shorten displacement distance.
In addition, another different expansion example as the present invention connects in the example of the above embodiment about above-mentioned
Close the configuration of component, the case where showing a side for being configured at PCa components, but not limited to this, others can also be used
Configuration.
Therefore, can by the 1st above-mentioned tubular part 110 it is equal for example as Figure 21 (A) schematically shown in be configured at
It constitutes on the opposed side of PCa components or same is configured at existing comprising cubic for PCa components as shown in Figure 21 (B)
On each side around interior, it is then charged into reinforcing bar 900 to use, this is for including above-mentioned splice (310,410)
Engagement member be also same.Also, it such as can also be by above-mentioned engagement member along the level side for making wall surface be connected with each other
To or make column connect with column such vertical direction to be configured.Also, here, Figure 21 schematically shows the present invention
The engagement members such as the 1st tubular part relative to PCa components configuration example, the front view that includes local perspective view.
Alternatively, it is also possible to which being made of the 1st tubular part 110 etc. for 1PCa components 100 as described above will be configured to
Engagement member and the engagement member being made of the 2nd tubular part 210 etc. for being configured to 2PCa components 200 are set to a PCa
On the opposed side of component.That is, as Figure 21 (C) is schematically shown, it is configured to：At one of single PCa components
Side, which is arranged, is incorporated with the 1st tubular part 110 of reinforcing bar, the setting of another side for reinforcing bar to be pulled out the
2 tubular parts 210, this is also same for the engagement member for including above-mentioned splice (310,410).
Label declaration
100、100B：1PCa components；
100C：The wedge groove being formed on the side of 1PCa components；
110：1st tubular part；
113：Mortar inlet；
119：Lid；
200、200B：2PCa components；
200C：The wedge groove being formed on the side of 2PCa components；
210：2nd tubular part；
213：Reinforcing bar pulls out component insert port；
300：3PCa components；
310：1st splice；
313：Mortar inlet；
315：Mortar outlet；
400：4PCa components；
410：2nd splice；
413：Mortar inlet；
417：Line insertion section；
500A、500B：PCa components (structure for using threaded reinforcing bar joint)；
510A、510B：Threaded reinforcing bar joint；
513A、513B：Mortar inlet；
600：It cuts manually；
610：Operation portion；
630：Flexible shaft；
650：Handle part；
700：Sealing tube shape component；
730：The joint portion that sealing tube shape component is engaged with tubular part；
800：Bar guiding piece；
900、900P、900R：Reinforcing bar；
900N、900Q：Spiral；
900NB：Without section portion；
900RS：Screw cutting portion；
910：The engaging portion being set on reinforcing bar；
1000A、1000B：PCa components (structure for having used long nut)；
1010A、1010B：Long nut；
1030：Lock nut；
1030A、1030B：Double nut；
1900：Screw bolt；
2100、2200、2300、2400：PCa components；
2413：Has the mortar inlet of the existing PCa components of splice；
2415：Has the mortar outlet of the existing PCa components of splice；
3000：Threaded bush connector；
3100：Sleeve；
3110：Screw cutting portion；
3130：Mortar inlet；
D：Interval between the opening portion of tubular part；
AS：The mutual bearing surface in floor；
NS：Anti-leak seal.
Claims (7)
1. a kind of 2nd precast concrete component, is the 2nd precast concrete component for having guiding channel, the guiding channel
For pulling out reinforcing bar from the 1st tubular part of the 1st precast concrete component for having engagement member,
The engagement member has：
1st tubular part is set to the 1st precast concrete component；With
The reinforcing bar is incorporated in a manner of it can move in the 1st tubular part,
The reinforcing bar is configured to, and random length can be pulled out from the side of the 1st precast concrete component in engagement,
The 2nd precast concrete component is engaged with the side of the 1st precast concrete component,
The guiding channel is formed by the 2nd tubular part,
One opening portion of the 2nd tubular part is in the 2nd precast concrete component the and described 1st precast concrete portion
The side of part engagement, is opposed to the opening portion for the 1st tubular part being set in the 1st precast concrete component
Setting,
Another opening portion of 2nd tubular part is formed in the face side of the 2nd precast concrete component,
Reinforcing bar is inserted into from another opening portion described in the 2nd precast concrete component to the direction of one opening portion to draw
Go out component, the reinforcing bar so as to be loaded into the 1st tubular part of the 1st precast concrete component is drawn
Go out, and the pull-out amount of the reinforcing bar can be correspondingly adjusted with the 2nd precast concrete component to be joined.
2. it is described in claim 1 to have the 1st prefabricated mixed of engagement member a kind of joint method of precast concrete component
The joint method of solidifying soil component and the 2nd precast concrete component described in claim 1 engagement,
The side of the 1st precast concrete component and the side of the 2nd precast concrete component are abutted, from the described 2nd
Another opening portion of precast concrete component is inserted into the reinforcing bar and pulls out component, a part for the reinforcing bar is drawn out to described
In the guiding channel of 2nd precast concrete component, and the pull-out amount of the reinforcing bar can be prefabricated mixed with to be joined the described 2nd
Solidifying soil component is correspondingly adjusted, and the reinforcing bar is then individually fixed in the 1st precast concrete component and the described 2nd
Precast concrete component, is thus engaged.
3. a kind of 4th precast concrete component, is the 4th precast concrete component for having guiding channel, the guiding channel
For pulling out reinforcing bar from the 1st splice of the 3rd precast concrete component for having engagement member,
The engagement member has：
1st splice is set to the 3rd precast concrete component；With
The reinforcing bar is incorporated in a manner of it can move in the 1st splice,
The reinforcing bar is configured to, and random length can be pulled out from the side of the 3rd precast concrete component in engagement,
Side is formed with engagement device to the reinforcing bar at one end,
The 4th precast concrete component is engaged with the side of the 3rd precast concrete component,
The guiding channel is formed by the 2nd splice,
The one end of 2nd splice connects in the 4th precast concrete component the and described 3rd precast concrete component
The side of conjunction is opposed to be arranged with the one end for the 1st splice being set in the 3rd precast concrete component,
The reinforcing bar for constituting the 4th precast concrete component is inserted in the another side of the 2nd splice,
Portion is inserted the axial central portion setting of the 2nd splice is wired, the line portion of inserting be with it is the described 4th prefabricated mixed
The opening portion of the face side connection of solidifying soil component,
Portion, which is inserted, from the line of the 4th precast concrete component is inserted into line to the inside of the 2nd splice, it will be described
Line is connect with the engaging portion for the reinforcing bar being incorporated in the 1st splice of the 3rd precast concrete component, to
The reinforcing bar can be drawn out to the inside of the 2nd splice, and the pull-out amount of the reinforcing bar can with it is to be joined
The 4th precast concrete component is correspondingly adjusted.
4. it is to have the 3rd prefabricated mixed of engagement member described in claim 3 a kind of joint method of precast concrete component
The joint method of the 4th precast concrete component engagement described in solidifying soil component and claim 3,
The side of the 3rd precast concrete component and the side of the 4th precast concrete component are abutted, from being formed in
The line portion of inserting for stating the 2nd splice in the 4th precast concrete component is inserted into the line, by the line and is incorporated in institute
The engaging portion connection for stating the reinforcing bar in the 1st splice of the 3rd precast concrete component, the reinforcing bar is drawn out to
The inside of 2nd splice, and the pull-out amount of the reinforcing bar can be with the 4th precast concrete component to be joined
It is correspondingly adjusted, then the reinforcing bar is individually fixed in the 1st splice of the 3rd precast concrete component
Inside and the 4th precast concrete component the 2nd splice inside.
It is to have the precast concrete component of engagement member and another prefabricated 5. a kind of joint method of precast concrete component
The joint method of concrete member engagement,
The engagement member has：
Tubular part is set to the precast concrete component；With
Reinforcing bar is incorporated in a manner of it can move in the tubular part,
The reinforcing bar is configured to, and can pull out random length, and institute from the side of the precast concrete component in engagement
Stating the pull-out amount of reinforcing bar can correspondingly be adjusted with another precast concrete component to be joined,
When being packed into the reinforcing bar into the tubular part, sealing tube is packed into together with the reinforcing bar, the wherein sealing
It is centered around around the entrance side of the tubular part around the axial direction of the reinforcing bar with pipe,
When having the precast concrete component of engagement member and another precast concrete component described in engagement, the sealing is used
Pipe is pulled out from the tubular part together with the reinforcing bar, makes week of the sealing tube in the reinforcing bar together with the reinforcing bar
Connection is enclosed between the precast concrete component for having engagement member and another precast concrete component to be engaged.
It is to have the precast concrete component of engagement member and another prefabricated 6. a kind of joint method of precast concrete component
The joint method of concrete member engagement,
The engagement member has：
Splice is set to the precast concrete component；With
Reinforcing bar is incorporated in a manner of it can move in the splice,
The reinforcing bar is configured to, and can pull out random length, and institute from the side of the precast concrete component in engagement
Stating the pull-out amount of reinforcing bar can correspondingly be adjusted with another precast concrete component to be joined,
When being packed into the reinforcing bar into the splice, sealing tube shape component is packed into together with the reinforcing bar, wherein
The sealing tube shape component is centered around around the axial direction of the reinforcing bar around the entrance side of the splice,
When having the precast concrete component of engagement member and another precast concrete component described in engagement, the sealing is used
Tubular part is pulled out from the splice together with the reinforcing bar, make the sealing tube shape component together with the reinforcing bar
Connection is between the precast concrete component for having engagement member and another precast concrete component around the reinforcing bar
To be engaged.
It is to have the precast concrete component of engagement member and another prefabricated 7. a kind of joint method of precast concrete component
The joint method of concrete member engagement,
The engagement member has：
Tubular part is set to the precast concrete component；With
Reinforcing bar is incorporated in a manner of it can move in the tubular part,
The tubular part is threaded reinforcing bar joint,
The reinforcing bar is spiral,
The spiral can be encased in the inside of the threaded reinforcing bar joint before engagement,
The spiral is configured to, and can be pulled out from the side of the precast concrete component when carrying out the engagement arbitrary
Length, and the pull-out amount of the reinforcing bar can be correspondingly adjusted with another precast concrete component to be joined,
When being packed into the reinforcing bar into the threaded reinforcing bar joint, sealing tube is packed into together with the reinforcing bar, wherein should
Sealing tube is centered around around the axial direction of the reinforcing bar around the entrance side of the threaded reinforcing bar joint,
When having the precast concrete component of engagement member and another precast concrete component described in engagement, the sealing is used
Pipe is pulled out from the tubular part together with the reinforcing bar, makes week of the sealing tube in the reinforcing bar together with the reinforcing bar
Connection is enclosed between the precast concrete component for having engagement member and another precast concrete component to be engaged.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2016/070314 WO2018008152A1 (en) | 2016-07-08 | 2016-07-08 | Precast concrete member comprising connection means and method for connecting precast concrete member using same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107109837A CN107109837A (en) | 2017-08-29 |
| CN107109837B true CN107109837B (en) | 2018-10-02 |
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ID=58666333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680004575.8A Active CN107109837B (en) | 2016-07-08 | 2016-07-08 | The joint method of 2nd and the 4th precast concrete component and precast concrete component |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6108422B1 (en) |
| CN (1) | CN107109837B (en) |
| WO (1) | WO2018008152A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6978901B2 (en) * | 2017-11-08 | 2021-12-08 | 株式会社安藤・間 | Joining structure and joining method of precast concrete beam members |
| CN108086483A (en) * | 2017-11-21 | 2018-05-29 | 北京建筑大学 | A kind of level can the pre-buried external member of pull and prefabricated assembled wall structure |
| CN110005200B (en) * | 2019-04-24 | 2020-12-15 | 中建七局第一建筑有限公司 | Construction process for concrete pouring compaction of horizontal hidden beam |
| CN115370001B (en) * | 2022-09-09 | 2024-04-09 | 龙信建设集团有限公司 | Grouting construction process for prestressed assembled concrete frame joints |
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|---|---|---|---|---|
| CN1058821A (en) * | 1991-05-24 | 1992-02-19 | 钟莉 | Reinforcing bar connector |
| CN101356318A (en) * | 2006-06-15 | 2009-01-28 | 株式会社大宇建设 | Precast concrete segment having connecting structure using steel duct, and connecting structure thereof |
| CN101603330A (en) * | 2009-06-29 | 2009-12-16 | 中国建筑第五工程局有限公司东莞分公司 | Steel-Solderless node connector for steel-concrete composite structure |
| JP2015200146A (en) * | 2014-04-10 | 2015-11-12 | 鹿島建設株式会社 | Precast concrete member connecting method and precast concrete member |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5532136B1 (en) * | 1976-03-25 | 1980-08-22 | ||
| JPH0462808U (en) * | 1990-10-09 | 1992-05-28 | ||
| JP2009281102A (en) * | 2008-05-26 | 2009-12-03 | Takenaka Komuten Co Ltd | Grout tool, and method for confirming grout filling in slide joint construction method of precast concrete beam using the same |
| JP5620062B2 (en) * | 2009-01-05 | 2014-11-05 | 株式会社竹中工務店 | Column wall structure and building having column wall structure |
| JP6243147B2 (en) * | 2013-06-18 | 2017-12-06 | 日本スプライススリーブ株式会社 | Method for connecting curved precast members and connecting structure thereof |
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2016
- 2016-07-08 CN CN201680004575.8A patent/CN107109837B/en active Active
- 2016-07-08 JP JP2016565081A patent/JP6108422B1/en active Active
- 2016-07-08 WO PCT/JP2016/070314 patent/WO2018008152A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1058821A (en) * | 1991-05-24 | 1992-02-19 | 钟莉 | Reinforcing bar connector |
| CN101356318A (en) * | 2006-06-15 | 2009-01-28 | 株式会社大宇建设 | Precast concrete segment having connecting structure using steel duct, and connecting structure thereof |
| CN101603330A (en) * | 2009-06-29 | 2009-12-16 | 中国建筑第五工程局有限公司东莞分公司 | Steel-Solderless node connector for steel-concrete composite structure |
| JP2015200146A (en) * | 2014-04-10 | 2015-11-12 | 鹿島建設株式会社 | Precast concrete member connecting method and precast concrete member |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107109837A (en) | 2017-08-29 |
| JPWO2018008152A1 (en) | 2018-07-05 |
| WO2018008152A1 (en) | 2018-01-11 |
| JP6108422B1 (en) | 2017-04-05 |
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