CN106088655B - Shear wall concrete replacement bottom provisions for grouting and bottom grouting method - Google Patents
Shear wall concrete replacement bottom provisions for grouting and bottom grouting method Download PDFInfo
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- CN106088655B CN106088655B CN201610623765.XA CN201610623765A CN106088655B CN 106088655 B CN106088655 B CN 106088655B CN 201610623765 A CN201610623765 A CN 201610623765A CN 106088655 B CN106088655 B CN 106088655B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
- E04G23/0222—Replacing or adding wall ties
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- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a kind of shear wall concrete replacement bottom provisions for grouting and bottom grouting method, including connection sleeve pipe, be fixedly set in the train wheel bridge on connection sleeve pipe top, below the train wheel bridge and can be moved up and down in connection sleeve pipe backing plate, carry out below backing plate and to backing plate spacing locating part and installed in connection sleeve pipe upper outside and the blast pipe with being connected inside connection sleeve pipe, the top of connection sleeve pipe is penetrated in forming panel from the bottom to top, train wheel bridge and backing plate composition clamp structure；The upper end of blast pipe is extend out to from the bottom to top need to be replaced above shear wall, and connection sleeve pipe lower end is connected with Grouting Pipe；Anti-return part is provided with connection sleeve pipe；The bottom grouting method includes step：First, section partition is replaced；2nd, bottom consolidation by grouting.The present invention is reasonable in design and easy to operate, using effect is good, can realize and carry out easy, quick grouting to shear wall at floor location from below, and without being punched above floor on wall.
Description
Technical field
The invention belongs to shear wall construction technical field, is in the milk more particularly, to a kind of shear wall concrete replacement with bottom
Device and bottom grouting method.
Background technology
Shear wall is also known as wind-resistant wall, seismic structural wall, earthquake resistant wall or structural wall.Wind load is primarily subjected in house or structures or earthquake is made
With caused horizontal loading and the wall of vertical load, prevent structure shear from destroying.In actual use, in shear wall intensity
In the case of deficiency, more methods using displacement concrete carry out shear-wall strengthening.Concrete replacement method is that processing is badly damaged
A kind of effective ways of concrete grouting material, the method are first to reject the concrete grouting material of damage, are then replaced again into new
Concrete.At present, shear wall concrete replacement construction in, at floor absolute altitude the concrete replacement generally use of wall be
The casting method to be punched above floor on wall, it is in the milk from up to down from hole.But opened above floor on wall
Behind hole, the stress condition of floor or top wall occurs inevitably to change, and its rigidity and bearing capacity will drop
It is low, punch and floor or top wall are had a great influence.In addition, above-mentioned casting method is limited by construction site and the week side of boss condition
More, difficulty of construction is larger, and often occurring can not be from the situation that floor top is in the milk, and can not also ensure to irrigate and mix
The compactness of soil is coagulated, must be thus in the milk below floor.
The content of the invention
Mixed in view of the above-mentioned deficiencies in the prior art, the technical problem to be solved by the present invention is that providing a kind of shear wall
Solidifying soil displacement bottom provisions for grouting, its simple in construction, reasonable in design and processing and fabricating and dismounting simplicity, using effect are good, energy
Simplicity is installed on floor and the forming panel that need to replace shear wall intersection, and realization is entered to shear wall at floor location from below
Row is easy, quickly grouting.
In order to solve the above technical problems, the technical solution adopted by the present invention is：A kind of shear wall concrete replacement bottom
Provisions for grouting, it is characterised in that：Including connection sleeve pipe, it is fixedly set in the train wheel bridge on connection sleeve pipe top, under train wheel bridge
Side and can be moved up and down in connection sleeve pipe backing plate, carry out spacing locating part and peace below backing plate and to backing plate
Mounted in connection sleeve pipe upper outside and the blast pipe with being connected inside connection sleeve pipe, the backing plate are set in connection sleeve pipe, institute
Locating part is stated in connection sleeve pipe；The top of the connection sleeve pipe is penetrated in forming panel from the bottom to top, the shaping mould
Plate branch stands on the floor slab bottoms being supported by that need to replace shear wall, and the forming panel is located at the floor to be needed to replace with described
Intersection between shear wall；The train wheel bridge and backing plate are in parallel laying with the forming panel；The train wheel bridge and pad
Plate forms the clamp structure being clipped on the forming panel, upper folder with the perpendicular laying of connection sleeve pipe, train wheel bridge and backing plate
Plate and backing plate are located at the both sides up and down of the forming panel respectively；The upper end of the blast pipe extend out to described need to put from the bottom to top
Change above shear wall, the exhaust pipe lower part is fixed on the lateral wall of connection sleeve pipe, is provided with the side wall of the connection sleeve pipe
The steam vent connected with the lower port of blast pipe；The through hole penetrated for connection sleeve pipe and blast pipe is provided with the forming panel,
The train wheel bridge is the plugging plate blocked to the through hole；The connection sleeve pipe lower end is connected with Grouting Pipe；The connection
Anti-return part is provided with sleeve pipe, the anti-return part is to be installed on the liquid non-return valve of connection sleeve pipe upper end or cover loaded on connection
Cover plate in the upper port of sleeve pipe.
Above-mentioned shear wall concrete replacement bottom provisions for grouting, it is characterized in that：The connection sleeve pipe is round steel pipe, institute
The external diameter for stating round steel pipe is Φ 40mm~Φ 60mm and its length is 120mm~180mm.
Above-mentioned shear wall concrete replacement bottom provisions for grouting, it is characterized in that：The train wheel bridge is square plate or circle
Shape plate, the backing plate are square plate or circular slab；The train wheel bridge and backing plate be steel plate and the thickness of slab of the two be 2mm~
4mm。
Above-mentioned shear wall concrete replacement bottom provisions for grouting, it is characterized in that：The cover plate is steel plate, the train wheel bridge
Middle part is provided with the groove placed for cover plate；The upper surface of the connection sleeve pipe and the bottom surface flush of the groove.
Above-mentioned shear wall concrete replacement bottom provisions for grouting, it is characterized in that：Rotary handle is housed on the cover plate；Institute
Stating cover plate includes circular cover and is laid in the circular cover side and the handle installing plate installed for rotary handle, the circle
The diameter of shape cover plate is more than the external diameter of connection sleeve pipe.
Above-mentioned shear wall concrete replacement bottom provisions for grouting, it is characterized in that：The blast pipe is located above backing plate, institute
State and the circular hole that discharge hoses pass is provided with train wheel bridge；The external diameter of the blast pipe is Φ 8mm~Φ 12mm and its length is
50mm~80mm.
Above-mentioned shear wall concrete replacement bottom provisions for grouting, it is characterized in that：The locating part is stop nut, described
Stop nut is sleeved in connection sleeve pipe, and the external thread section for stop nut installation is provided with the connection sleeve pipe；The company
Connect and be attached between its lower end and the Grouting Pipe by attaching nut.
Meanwhile the invention also discloses pair that a kind of method and step is simple, reasonable in design and easy construction, using effect are good
Shear wall carries out the bottom grouting method of concrete replacement, it is characterised in that this method comprises the following steps：
Step 1: displacement section partition：Shear wall will need to be replaced along wall length direction and is divided into multiple displacement sections；
It is described need to replace shear wall using the bottom surface of support floor be divided into lower wall body and upper wall body, the bottom as boundary
Wall is located at below the floor, the bottom surface of the upper wall body and the bottom surface flush of the floor, the upper wall body
The top surface flush of top surface and the floor；
Step 2: bottom consolidation by grouting：Using the bottom provisions for grouting to multiple displacement sections point in step 1
Not carry out bottom grouting construction, it is multiple it is described displacement sections bottom grout construction method all sames；To displacement any one described
When section carries out bottom grouting construction, process is as follows：
Step 201, formwork support arrangement：After the completion of the concrete replacement for treating current displacement section middle and lower part wall of constructing,
Current forming panel described in a side-lower Zhi Li of displacement section middle and upper part wall of constructing, the forming panel are located at the building
Plate bottom, the forming panel are located at the intersection between the floor and current displacement section of constructing；The forming panel
On be provided with the through hole that the connection sleeve pipe for the bottom provisions for grouting penetrates；
Step 202, the installation of bottom provisions for grouting：The bottom grouting dress is installed on the forming panel in step 201
Put, and the blast pipe of the bottom provisions for grouting is extend out to above the cavity described in step 201 residing for upper wall body；
Step 203, grouting equipment connection：The connection sleeve pipe of bottom provisions for grouting described in step 202 is passed through into the note
Slurry pipe is connected with grouting equipment；
Step 204, grouting：Start the grouting equipment, grouting material is poured into current institute by the bottom provisions for grouting
In cavity residing for the upper wall body of construction displacement section；
Step 205, template and bottom provisions for grouting are removed：After the solidification of grouting material described in step 204, current institute is completed
The bottom consolidation by grouting process of construction displacement section, then to the forming panel with described on the forming panel
Portion's provisions for grouting is removed respectively；
Step 206, step 201 is repeated several times to step 205, until completing the bottom consolidation by grouting of all displacement sections
Journey.
Above-mentioned bottom grouting method, it is characterized in that：The length that section is replaced described in step 1 is 500mm~800mm；
The quantity of bottom provisions for grouting described in step 202 is one, and the bottom provisions for grouting, which is located at, is currently constructed
Replace the middle part of section；
Before being in the milk in step 204, first the current grouting quantity constructed needed for the upper wall body of displacement section is entered
Row calculates；Carried out in step 204 in filling process, observation is synchronized to the grouting quantity of the grouting equipment, treats the slip casting
When the grouting quantity of equipment is identical with current grouting quantity needed for the upper wall body of displacement section of constructing, filling process is completed.
Above-mentioned bottom grouting method, it is characterized in that：After the completion of being in the milk in step 204, the grouting equipment is closed；
When the anti-return part in the bottom provisions for grouting is the liquid non-return valve, filled in step 204
During slurry, the liquid non-return valve is in open mode；After closing the grouting equipment, the liquid non-return valve, which is in, closes
State；
When the anti-return part in the bottom provisions for grouting is cover plate, before being in the milk in step 204, will cover
Plate is positioned on the outside of the upper end of connection sleeve pipe；After closing the grouting equipment, cover plate is moved to above the upper port of connection sleeve pipe,
And the upper port of connection sleeve pipe is blocked by cover plate.
The present invention has advantages below compared with prior art：
1st, used bottom provisions for grouting is simple in construction, processing and fabricating is easy and input cost is relatively low.
2nd, used bottom provisions for grouting is reasonable in design, mainly including connection sleeve pipe, be fixedly set in adapter sleeve
The train wheel bridge on pipe top, below the train wheel bridge and can be moved up and down in connection sleeve pipe backing plate, below backing plate
And the blast pipe that spacing locating part is carried out to backing plate and is connected installed in connection sleeve pipe upper outside and with connection sleeve pipe inside,
Train wheel bridge and backing plate composition are clipped on the clamp structure on forming panel, and connection sleeve pipe lower end is connected with Grouting Pipe；Connection sleeve pipe
On be provided with anti-return part, anti-return part be installed on connection sleeve pipe upper end liquid non-return valve or lid it is upper loaded on connection sleeve pipe
Cover plate on port, above-mentioned clamp structure can it is easy, quick and it is firm be held on forming panel, and can be on forming panel
Through hole is effectively blocked, while is provided with anti-return part, can effectively prevent from being in the milk after the completion of being in the milk and before grouting material solidification
Material backflow, thus bottom grouting demand can be met.Set blast pipe makes to connect with ambient atmosphere inside the provisions for grouting of bottom,
Guarantee simplicity, quickly carry out normal slip casting.
3rd, used bottom provisions for grouting is good using easy to operate and using effect, and dismounting is easy, can it is easy, quick and
The firm branch that is installed on is stood on floor and the forming panel that need to replace shear wall intersection, and can be torn open in the lump with forming panel
Remove, efficiency of construction is high, and can repeatedly use, economical and practical.Meanwhile the clamping of the forming panel of different-thickness can be met
Demand, it is widely applicable.
4th, used bottom grouting method step is simple, realizes that convenient and using effect is good, practical value is high, can letter
Just, filling process below the floor of shear wall at floor location (i.e. the upper wall body of shear wall) is rapidly completed, and can effectively be protected
The compactness of concrete, efficiently solves the problem that can not be in the milk at present below floor after card displacement.Meanwhile without
Punch, existing floor and top wall will not be caused any harm on wall above floor.
In summary, the present invention it is reasonable in design and easy to operate, using effect is good, can realize from below to floor location at
Shear wall carries out easy, quick grouting, and without being punched above floor on wall.
Below by drawings and examples, technical scheme is described in further detail.
Brief description of the drawings
Fig. 1 is the structural representation of bottom provisions for grouting of the present invention.
Fig. 2 is the layout position illustration of train wheel bridge of the present invention, cover plate and blast pipe.
Fig. 3 is the structural representation of cover plate of the present invention and rotary handle.
Fig. 4 is the structural representation of connection sleeve pipe of the present invention, train wheel bridge and blast pipe.
Fig. 5 is method flow block diagram when bottom grouting construction is carried out using the present invention.
Description of reference numerals:
1- connection sleeve pipes；2- train wheel bridges；3-backing plate；
4-stop nut；5-cover plate；6-rotary handle；
7- blast pipes.
Embodiment
A kind of shear wall concrete replacement bottom provisions for grouting as shown in Figure 1, including connection sleeve pipe 1, fixed suit
Train wheel bridge 2 on the top of connection sleeve pipe 1, below train wheel bridge 2 and can be moved up and down in connection sleeve pipe 1 backing plate 3,
Positioned at the lower section of backing plate 3 and spacing locating part is carried out to backing plate 3 and installed in the upper outside of connection sleeve pipe 1 and with connection sleeve pipe 1
The blast pipe 7 of inside connection, the backing plate 3 are set in connection sleeve pipe 1, and the locating part is arranged in connection sleeve pipe 1；It is described
The top of connection sleeve pipe 1 is penetrated in forming panel from the bottom to top, and the forming panel branch is stood on is propped up by that need to replace shear wall
The floor slab bottoms of support, the forming panel are located at the floor and the intersection that need to be replaced between shear wall；The upper folder
Plate 2 and backing plate 3 are in parallel laying with the forming panel；The train wheel bridge 2 and backing plate 3 with 1 perpendicular cloth of connection sleeve pipe
If train wheel bridge 2 and backing plate 3 form the clamp structure being clipped on the forming panel, train wheel bridge 2 and backing plate 3 are located at institute respectively
State the both sides up and down of forming panel；The upper end of the blast pipe 7 extend out to from the bottom to top it is described need to replace above shear wall, it is described
The bottom of blast pipe 7 is fixed on the lateral wall of connection sleeve pipe 1, and the lower end with blast pipe 7 is provided with the side wall of the connection sleeve pipe 1
The steam vent of mouth connection；The through hole penetrated for connection sleeve pipe 1 and blast pipe 7 is provided with the forming panel, the train wheel bridge 2 is
The plugging plate blocked to the through hole；The lower end of connection sleeve pipe 1 is connected with Grouting Pipe；Set in the connection sleeve pipe 1
There is anti-return part, the anti-return part is to be installed on the liquid non-return valve of the upper end of connection sleeve pipe 1 or cover upper loaded on connection sleeve pipe 1
Cover plate 5 on port.
In the present embodiment, the through hole is circular hole.
In the present embodiment, the anti-return part is the cover plate 5 in upper port of the lid loaded on connection sleeve pipe 1.
During actual use, the anti-return part can also be the liquid non-return valve for being installed on the upper end of connection sleeve pipe 1.The liquid
Body check valve is conventional liquid non-return valve.The operation principle of the liquid non-return valve is turned on by hydraulic power top valve opening core,
Valve is closed when hydraulic power thrust is less than check valve back-moving spring elastic force；Reversely it is not turned on.
During actual processing, the connection sleeve pipe 1 is round steel pipe, and the external diameter of the round steel pipe is Φ 40mm~Φ 60mm
And its length is 120mm~180mm.
Also, the train wheel bridge 2 is square plate or circular slab, the backing plate 3 is square plate or circular slab.
In the present embodiment, the train wheel bridge 2 and backing plate 3 are square plate and the length and width of the two is 100mm.
The train wheel bridge 2 and backing plate 3 are steel plate and the thickness of slab of the two is 2mm~4mm.
In the present embodiment, the cover plate 5 is steel plate, and the middle part of train wheel bridge 2 is provided with the groove placed for cover plate 5；Institute
State the upper surface of connection sleeve pipe 1 and the bottom surface flush of the groove.
In the present embodiment, the thickness of slab of the cover plate 5 is 3mm.
As shown in Fig. 2 the groove is square groove, the length of side of the square groove is 60mm and its groove depth is 3mm.
In the present embodiment, the external diameter of the round steel pipe is Φ 50mm and its length is 150mm, the wall of the round steel pipe
Thickness is 5mm.
During actual processing, the middle part of backing plate 3 is provided with the mounting hole for round steel pipe installation, the hole of the mounting hole
Footpath is Φ 52mm.
In the present embodiment, the thickness of slab of the train wheel bridge 2 and backing plate 3 is 3mm.
, can according to specific needs, to the external diameter of round steel pipe, length and wall thickness and train wheel bridge 2 during actual processing
Length, width and thickness of slab with backing plate 3 adjust accordingly respectively.
With reference to Fig. 2 and Fig. 3, rotary handle 6 is housed on the cover plate 5., can letter by rotary handle 6 during actual use
Just, quickly realize that cover plate 5 shifts.
In the present embodiment, the cover plate 5 includes circular cover and is laid in the circular cover side and supplies rotary handle 6
The handle installing plate of installation, the diameter of the circular cover are more than the external diameter of connection sleeve pipe 1.
In the present embodiment, a diameter of Φ 60mm of the circular cover and its thickness of slab is 3mm.The rotary handle 6 and institute
It is in horizontal layout to state circular cover, and the handle installing plate is identical with the thickness of the circular cover and the two processing and fabricating is one
Body, the height of the rotary handle 6 is 60mm and its a diameter of Φ 5mm.
During actual processing, can according to specific needs, height and diameter and the circular cover to rotary handle 6 it is straight
Footpath and thickness of slab adjust accordingly respectively.
In the present embodiment, the blast pipe 7 be steel pipe and its be weldingly fixed in connection sleeve pipe 1.
During actual processing, as shown in figure 4, the blast pipe 7 is located at the top of backing plate 3, supply and discharge gas is provided with the train wheel bridge 2
The circular hole that pipe 7 passes；The external diameter of the blast pipe 7 is Φ 8mm~Φ 12mm and its length is 50mm~80mm.
In the present embodiment, the external diameter of the blast pipe 7 is Φ 10mm and its length is 60mm., can basis during actual use
Specific to need, external diameter and length to blast pipe 7 adjust accordingly respectively.
In actual use, the clamp structure being made up of train wheel bridge 2 and backing plate 3 can easy, fast clamp in it is described into
On pattern plate, only through hole need to be being opened up on the forming panel in advance, simple installation and clamping is firm；Meanwhile upper folder
Plate 2 can effectively be blocked while clamping to the through hole opened up on the forming panel.When actually being removed, this hair
Bright described bottom provisions for grouting can be removed in the lump with the forming panel, thus actual dismounting is easy, and efficiency of construction is high.
Meanwhile backing plate 3 being carried out using the locating part spacing, backing plate 3 can move up and down in connection sleeve pipe 1, thus can be full
The clamping demand of the forming panel of sufficient different-thickness, it is widely applicable.Also, it is provided with bottom provisions for grouting of the present invention
The anti-return part, can effectively be prevented after the completion of being in the milk and grouting material flows back before grouting material solidification, it is ensured that floor consolidation effect.
The blast pipe 7 connects with ambient atmosphere, and slip casting process can be effectively ensured and be normally carried out.
In the present embodiment, the locating part is stop nut 4, and the stop nut 4 is sleeved in connection sleeve pipe 1, described
The external thread section installed for stop nut 4 is provided with connection sleeve pipe 1；Between the lower end of connection sleeve pipe 1 and the Grouting Pipe
It is attached by attaching nut.
Thus, actual connection is easy, can easy, the quick connection realized between connection sleeve pipe 1 and the Grouting Pipe.
A kind of bottom grouting method that concrete replacement is carried out to shear wall as shown in Figure 5, comprises the following steps：
Step 1: displacement section partition：Shear wall will need to be replaced along wall length direction and is divided into multiple displacement sections；
It is described need to replace shear wall using the bottom surface of support floor be divided into lower wall body and upper wall body, the bottom as boundary
Wall is located at below the floor, the bottom surface of the upper wall body and the bottom surface flush of the floor, the upper wall body
The top surface flush of top surface and the floor；
Step 2: bottom consolidation by grouting：Using the bottom provisions for grouting to multiple displacement sections point in step 1
Not carry out bottom grouting construction, it is multiple it is described displacement sections bottom grout construction method all sames；To displacement any one described
When section carries out bottom grouting construction, process is as follows：
Step 201, formwork support arrangement：After the completion of the concrete replacement for treating current displacement section middle and lower part wall of constructing,
Current forming panel described in a side-lower Zhi Li of displacement section middle and upper part wall of constructing, the forming panel are located at the building
Plate bottom, the forming panel are located at the intersection between the floor and current displacement section of constructing；The forming panel
On be provided with the through hole that the connection sleeve pipe 1 for the bottom provisions for grouting penetrates；
Step 202, the installation of bottom provisions for grouting：The bottom grouting dress is installed on the forming panel in step 201
Put, and the blast pipe 7 of the bottom provisions for grouting is extend out to above the cavity described in step 201 residing for upper wall body；
Step 203, grouting equipment connection：The connection sleeve pipe 1 of bottom provisions for grouting described in step 202 is passed through into the note
Slurry pipe is connected with grouting equipment；
Step 204, grouting：Start the grouting equipment, grouting material is poured into current institute by the bottom provisions for grouting
In cavity residing for the upper wall body of construction displacement section；
Step 205, template and bottom provisions for grouting are removed：After the solidification of grouting material described in step 204, current institute is completed
The bottom consolidation by grouting process of construction displacement section, then to the forming panel with described on the forming panel
Portion's provisions for grouting is removed respectively；
Step 206, step 201 is repeated several times to step 205, until completing the bottom consolidation by grouting of all displacement sections
Journey.
In the present embodiment, grouting material described in step 204 is concrete.
During practice of construction, current construct is replaced by the concrete of section middle and lower part wall enters line replacement, described in first Zhi Li
The wall forming panel of lower wall body, it is in the milk from sidepiece into institute Zhi Li wall forming panel.
In the present embodiment, the length that section is replaced described in step 1 is 500mm~800mm.
During practice of construction, the length of the displacement section can be adjusted accordingly according to specific needs.
In the present embodiment, the quantity of bottom provisions for grouting described in step 202 is one, and the bottom provisions for grouting is located at
The middle part of current displacement section of constructing.
In the present embodiment, before being in the milk in step 204, first constructed to current needed for the upper wall body of displacement section
Grouting quantity calculated；Carried out in step 204 in filling process, observation synchronized to the grouting quantity of the grouting equipment,
When the grouting quantity of the grouting equipment is identical with current grouting quantity needed for the upper wall body of displacement section of constructing, grouting is completed
Process.Wherein, current grouting quantity construct needed for the upper wall body of displacement section by currently construction displacement section top
Wall need to enter the volume of concrete of line replacement.
For easy construction, grouting amount detection unit is installed on the grouting equipment.
In the present embodiment, after the completion of being in the milk in step 204, the grouting equipment is closed；
When the anti-return part in the bottom provisions for grouting is the liquid non-return valve, filled in step 204
During slurry, the liquid non-return valve is in open mode；After closing the grouting equipment, the liquid non-return valve, which is in, closes
State；
, will before being in the milk in step 204 when the anti-return part in the bottom provisions for grouting is cover plate 5
Cover plate 5 is positioned on the outside of the upper end of connection sleeve pipe 1；After closing the grouting equipment, cover plate 5 is moved to the upper end of connection sleeve pipe 1
Above mouthful, and the upper port of connection sleeve pipe 1 is blocked by cover plate 5.
It is described above, only it is presently preferred embodiments of the present invention, not the present invention is imposed any restrictions, it is every according to the present invention
Any simple modification, change and the equivalent structure change that technical spirit is made to above example, still fall within skill of the present invention
In the protection domain of art scheme.
Claims (8)
- A kind of 1. shear wall concrete replacement bottom provisions for grouting, it is characterised in that：Including connection sleeve pipe (1), fixed suit Train wheel bridge (2) on connection sleeve pipe (1) top, it can move up and down below train wheel bridge (2) and in connection sleeve pipe (1) Backing plate (3), carry out below the backing plate (3) and to backing plate (3) spacing locating part and outside connection sleeve pipe (1) top Side and the blast pipe (7) with being connected inside connection sleeve pipe (1), the backing plate (3) is set in connection sleeve pipe (1), described spacing Part is arranged in connection sleeve pipe (1)；The top of the connection sleeve pipe (1) is penetrated in forming panel from the bottom to top, the shaping mould Plate branch stands on the floor slab bottoms being supported by that need to replace shear wall, and the forming panel is located at the floor to be needed to replace with described Intersection between shear wall；The train wheel bridge (2) and backing plate (3) are in parallel laying with the forming panel；The upper folder Plate (2) and backing plate (3) are clipped on the shaping with connection sleeve pipe (1) perpendicular laying, train wheel bridge (2) and backing plate (3) composition Clamp structure in template, train wheel bridge (2) and backing plate (3) are located at the both sides up and down of the forming panel respectively；The blast pipe (7) upper end extend out to from the bottom to top it is described need to replace above shear wall, blast pipe (7) bottom is fixed on connection sleeve pipe (1) on lateral wall, the steam vent connected with the lower port of blast pipe (7) is provided with the side wall of the connection sleeve pipe (1)；It is described The through hole penetrated for connection sleeve pipe (1) and blast pipe (7) is provided with forming panel, the train wheel bridge (2) is that the through hole is entered The plugging plate of row closure；Connection sleeve pipe (1) lower end is connected with Grouting Pipe；Anti-return is provided with the connection sleeve pipe (1) Part, the anti-return part are the upper port of liquid non-return valve or lid loaded on connection sleeve pipe (1) for being installed on connection sleeve pipe (1) upper end On cover plate (5)；The train wheel bridge (2) is square plate or circular slab, and the backing plate (3) is square plate or circular slab；The train wheel bridge (2) and backing plate (3) is steel plate and the thickness of slab of the two is 2mm~4mm；The cover plate (5) is steel plate, and the groove placed for cover plate (5) is provided with the middle part of the train wheel bridge (2)；The connection sleeve pipe (1) upper surface and the bottom surface flush of the groove.
- 2. according to the shear wall concrete replacement bottom provisions for grouting described in claim 1, it is characterised in that：The adapter sleeve It is round steel pipe to manage (1), and the external diameter of the round steel pipe is Φ 40mm~Φ 60mm and its length is 120mm~180mm.
- 3. according to the shear wall concrete replacement bottom provisions for grouting described in claim 1 or 2, it is characterised in that：The lid Rotary handle (6) is housed on plate (5)；The cover plate (5) includes circular cover and is laid in the circular cover side and supplies rotation The handle installing plate of handle (6) installation is changed hands, the diameter of the circular cover is more than the external diameter of connection sleeve pipe (1).
- 4. according to the shear wall concrete replacement bottom provisions for grouting described in claim 1 or 2, it is characterised in that：The row Tracheae (7) is located above backing plate (3), and the circular hole that discharge hoses (7) pass is provided with the train wheel bridge (2)；The blast pipe (7) External diameter be Φ 8mm~Φ 12mm and its length is 50mm~80mm.
- 5. according to the shear wall concrete replacement bottom provisions for grouting described in claim 1 or 2, it is characterised in that：The limit Position part is stop nut (4), and the stop nut (4) is sleeved in connection sleeve pipe (1), is provided with the connection sleeve pipe (1) For the external thread section of stop nut (4) installation；Entered between connection sleeve pipe (1) lower end and the Grouting Pipe by attaching nut Row connection.
- A kind of 6. bottom grouting side for carrying out concrete replacement to shear wall using bottom provisions for grouting as claimed in claim 1 Method, it is characterised in that this method comprises the following steps：Step 1: displacement section partition：Shear wall will need to be replaced along wall length direction and is divided into multiple displacement sections；It is described need to replace shear wall using the bottom surface of support floor be divided into lower wall body and upper wall body, the lower wall body as boundary Below the floor, the bottom surface of the upper wall body and the bottom surface flush of the floor, the top surface of the upper wall body With the top surface flush of the floor；Step 2: bottom consolidation by grouting：Multiple displacement sections in step 1 are entered respectively using the bottom provisions for grouting Row bottom grouting construction, the bottom grout construction method all same of multiple displacement sections；To displacement section any one described When carrying out bottom grouting construction, process is as follows：Step 201, formwork support arrangement：After the completion of the concrete replacement for treating current displacement section middle and lower part wall of constructing, current Construct and replace forming panel described in a side-lower Zhi Li of section middle and upper part wall, the forming panel is located at the floor bottom Portion, the forming panel are located at the intersection between the floor and current displacement section of constructing；Opened on the forming panel There is the through hole that the connection sleeve pipe (1) for the bottom provisions for grouting penetrates；Step 202, the installation of bottom provisions for grouting：The bottom provisions for grouting is installed on the forming panel in step 201, and The blast pipe (7) of the bottom provisions for grouting is set to extend out to above the cavity described in step 201 residing for upper wall body；Step 203, grouting equipment connection：The connection sleeve pipe (1) of bottom provisions for grouting described in step 202 is passed through into the slip casting Pipe is connected with grouting equipment；Step 204, grouting：Start the grouting equipment, grouting material is poured into by the bottom provisions for grouting and currently constructed Replace in the cavity residing for the upper wall body of section；Step 205, template and bottom provisions for grouting are removed：After the solidification of grouting material described in step 204, completion is currently constructed The bottom consolidation by grouting process of section is replaced, then the forming panel and the bottom on the forming panel are filled Sizing device is removed respectively；Step 206, step 201 is repeated several times to step 205, until completing the bottom consolidation by grouting process of all displacement sections.
- 7. according to the bottom grouting method described in claim 6, it is characterised in that：Described in step 1 replace section length be 500mm~800mm；The quantity of bottom provisions for grouting described in step 202 is one, and the bottom provisions for grouting is positioned at current displacement of constructing The middle part of section；Before being in the milk in step 204, first the current grouting quantity constructed needed for the upper wall body of displacement section is counted Calculate；Carried out in step 204 in filling process, observation is synchronized to the grouting quantity of the grouting equipment, treats the grouting equipment Grouting quantity with it is current construct replace grouting quantity needed for the upper wall body of section it is identical when, completion filling process.
- 8. according to the bottom grouting method described in claim 6 or 7, it is characterised in that：After the completion of being in the milk in step 204, close The grouting equipment；When the anti-return part in the bottom provisions for grouting is the liquid non-return valve, in step 204 be in the milk Cheng Zhong, the liquid non-return valve are in open mode；After closing the grouting equipment, the liquid non-return valve, which is in, closes shape State；When the anti-return part in the bottom provisions for grouting is cover plate (5), before being in the milk in step 204, will cover Plate (5) is positioned on the outside of the upper end of connection sleeve pipe (1)；After closing the grouting equipment, cover plate (5) is moved into connection sleeve pipe (1) Upper port above, and the upper port of connection sleeve pipe (1) is blocked by cover plate (5).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610623765.XA CN106088655B (en) | 2016-08-02 | 2016-08-02 | Shear wall concrete replacement bottom provisions for grouting and bottom grouting method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610623765.XA CN106088655B (en) | 2016-08-02 | 2016-08-02 | Shear wall concrete replacement bottom provisions for grouting and bottom grouting method |
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| CN106088655A CN106088655A (en) | 2016-11-09 |
| CN106088655B true CN106088655B (en) | 2018-01-19 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4632346A (en) * | 1984-07-30 | 1986-12-30 | Wilson Fred D | Support pedestal |
| FR2663353A1 (en) * | 1990-06-13 | 1991-12-20 | Sorreba Rhone Alpes | Method and device for replacing wall elements |
| CN101139867A (en) * | 2006-09-08 | 2008-03-12 | 上海市第七建筑有限公司 | Pressure-grouting construction method for structure consolidation |
| CN101899907A (en) * | 2010-04-08 | 2010-12-01 | 台州建筑安装工程公司 | Reinforced concrete column replacing and reinforcing method and device for unloading load of reinforced concrete column |
| JP2015194077A (en) * | 2015-06-08 | 2015-11-05 | 株式会社大林組 | Replacement method of seismic isolation device |
| CN205857792U (en) * | 2016-08-02 | 2017-01-04 | 陕西省建筑科学研究院 | Shear wall concrete replacement bottom provisions for grouting |
-
2016
- 2016-08-02 CN CN201610623765.XA patent/CN106088655B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4632346A (en) * | 1984-07-30 | 1986-12-30 | Wilson Fred D | Support pedestal |
| FR2663353A1 (en) * | 1990-06-13 | 1991-12-20 | Sorreba Rhone Alpes | Method and device for replacing wall elements |
| CN101139867A (en) * | 2006-09-08 | 2008-03-12 | 上海市第七建筑有限公司 | Pressure-grouting construction method for structure consolidation |
| CN101899907A (en) * | 2010-04-08 | 2010-12-01 | 台州建筑安装工程公司 | Reinforced concrete column replacing and reinforcing method and device for unloading load of reinforced concrete column |
| JP2015194077A (en) * | 2015-06-08 | 2015-11-05 | 株式会社大林組 | Replacement method of seismic isolation device |
| CN205857792U (en) * | 2016-08-02 | 2017-01-04 | 陕西省建筑科学研究院 | Shear wall concrete replacement bottom provisions for grouting |
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| CN106088655A (en) | 2016-11-09 |
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