CN210288864U - Assembled prefabricated wall board - Google Patents
Assembled prefabricated wall board Download PDFInfo
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- CN210288864U CN210288864U CN201920817635.9U CN201920817635U CN210288864U CN 210288864 U CN210288864 U CN 210288864U CN 201920817635 U CN201920817635 U CN 201920817635U CN 210288864 U CN210288864 U CN 210288864U
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Abstract
The utility model provides a prefabricated wallboard of pin-connected panel relates to the assembly type structure technology field, has solved the problem that the dry and wet technology of pin-connected panel combines, and this wallboard has the steel frame including the concrete wallboard that has reinforcing bar net piece, concrete wallboard both sides, and the steel frame has dual-purpose pterygoid lamina that forms cast-in-place node in the concatenation, and the both ends head of horizontal reinforcement passes the bottom plate of corresponding side steel frame in the concrete wallboard respectively. When the wall body is built, all the steel frames are connected in a surrounding mode according to drawing requirements to form cast-in-place nodes to complete dry connection, horizontal steel bars of all the spliced prefabricated wall boards in the cast-in-place nodes are connected in a reserve mode in an anchoring mode, self-compacting concrete is poured into the cast-in-place nodes to form concrete filled steel tube wall columns, and wet connection is completed. The utility model discloses can realize that the wallboard is fixed a position the installation fast and improve the intensity and the durability of node, can realize when the wall body is assembled that wet technology futilely combines, have the higher advantage of efficiency of construction.
Description
Technical Field
The utility model relates to an assembly type structure technical field, specific prefabricated wallboard of pin-connected panel that says so.
Background
With the rapid development of fabricated concrete structures, fully fabricated concrete structures are gaining more and more favor. The method can integrate the advantages of the traditional concrete structure, and further greatly shorten the construction period, reduce the construction cost, reduce the construction waste and save the energy and resources.
At present, different from a cast-in-place connecting node method (commonly called as wet connection) used for an integral concrete structure assembly, the connecting technology of a full-assembly concrete structure mostly adopts dry connection, namely, the connecting mode of steel structure nodes is adopted at the nodes, and the connecting technology can be divided into flange plate connection, tenon type connection, welding, a prestress stretching method and the like according to different structures, and the combination application of the methods; the connection can be classified into rigid connection, flexible connection, variable connection and the like according to the stress performance.
Dry-laid joints are generally more flexible than the precast concrete elements to which they are joined, and therefore deformation under external forces tends to concentrate at the joint. At present, no unified standard or industry regulation is provided in China to guide selection and calculation of dry connection, so that a fully assembled concrete structure applying pure dry connection is mostly a low building with less than 3 floors, and the strength and durability of the node are usually unsatisfactory.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to design the prefabricated wallboard of pin-connected panel to solve above-mentioned prior art not enough. The utility model discloses can realize the quick location installation of wallboard, can improve the intensity and the durability of node, can realize when the wall body is assembled that wet technology combines futilely, have the higher advantage of efficiency of construction.
The utility model discloses a following technical scheme realizes:
the utility model provides an assembled prefabricated wallboard, which comprises a concrete wallboard, horizontal steel bars, longitudinal steel bars and a steel frame, wherein the steel frame comprises a bottom plate, a first wing plate and a second wing plate, the first wing plate and the second wing plate are respectively connected with two side edges of the bottom plate, and the first wing plate and the second wing plate are positioned at the same side of the bottom plate;
horizontal reinforcement with vertical reinforcing bar violently indulges staggered arrangement in the concrete wallboard, the left and right sides face of concrete wallboard respectively connects one the steel frame, the steel frame the bottom plate laminating is connected the side of the corresponding side of concrete wallboard, first pterygoid lamina with the second pterygoid lamina orientation the outside of concrete wallboard, the both ends head of horizontal reinforcement is certainly respectively pass corresponding side in the concrete wallboard the bottom plate.
The concrete wall board can be a load-bearing wall board or a light concrete wall board with a hidden beam on the upper part. The first pterygoid lamina of steel frame with the second pterygoid lamina is reserved at its suitable position according to water and electricity professional demand, cast in situ concrete maintenance exhaust requirement has each professional spool hole, cast in situ concrete maintenance exhaust hole.
When the structure is arranged, the concrete wallboards of the assembled prefabricated wallboards are mutually spliced in the same layer, the steel frames which are mutually connected on the side surfaces can be connected through the mutual butt joint and welding of the first wing plate and the second wing plate to realize the dry connection of the adjacent concrete wallboards, and then the self-compacting concrete can be poured in the cast-in-place nodes formed by surrounding the steel frames to realize the wet connection of the adjacent concrete wallboards, so that the characteristics of high strength and good durability of the connection regions are obtained. Simultaneously, this prefabricated wallboard of pin-connected panel's fixed structure comprises the steel frame that inboard concrete wallboard and its both sides are used for playing the concatenation effect, and the structure is comparatively simple, and production is comparatively simple, consequently can obtain great application and faster development at practical application, has comparatively showing economic benefits.
Further for better realization the utility model discloses, adopt the following structure that sets up very much: the first wing plate and the second wing plate of the steel frame are perpendicular to the bottom plate connected with the steel frame.
Further for better realization the utility model discloses, adopt the following structure that sets up very much: the arm length of the first wing plate is greater than or equal to the arm length of the second wing plate.
When the structure is arranged, the steel frame can be made into two types of equal arms and unequal arms, and the first wing plate and the second wing plate with different arm lengths can realize different splicing wall structures in the splicing process of the spliced prefabricated wall plate, such as a straight wall body or an L-shaped wall body or a T-shaped wall body.
Further for better realization the utility model discloses, adopt the following structure that sets up very much: one or all of the edge of the first wing plate and the edge of the second wing plate of the steel frame are provided with welding grooves, or the edge of the first wing plate and the edge of the second wing plate of the steel frame are not provided with welding grooves.
When the structure is arranged, the inwards concave welding bead can be formed at the splicing seam between the first wing plate and the second wing plate of each steel frame through the welding groove, and the welding strength and the appearance quality of each steel frame are favorably improved.
Further for better realization the utility model discloses, adopt the following structure that sets up very much: the lower part of the concrete wallboard is provided with a plurality of semi-grouting sleeves and matched mantle fiber reinforcing steel bars along the direction of the wall body in a pre-buried mode in sequence, the upper part of the concrete wallboard is provided with upper part outlet ribs and matched embedded parts in a pre-buried mode, the upper part outlet ribs and the matched embedded parts thereof are the same in number with the semi-grouting sleeves and the matched mantle fiber reinforcing steel bars, and the positions of the semi-grouting sleeves and the matched mantle fiber reinforcing steel bars are vertically corresponding.
When the structure is arranged, the concrete wallboard is provided with the semi-grouting sleeve, the matched mantle fiber reinforcing steel bars, the upper part outlet ribs and the matched embedded parts, so that the wallboard of the upper layer and the wallboard of the lower layer can be quickly spliced.
Further for better realization the utility model discloses, adopt the following structure that sets up very much: the semi-grouting sleeve and the matched threading steel bar comprise a semi-grouting sleeve and a threading steel bar; the mantle fiber reinforcing steel bars are vertically arranged, the bottom ends of the mantle fiber reinforcing steel bars are in threaded connection with the tops of the semi-grouting sleeves, and the bottom dowel holes of the semi-grouting sleeves are communicated with the exterior of the concrete wallboard;
the upper part outlet rib and the matched embedded part thereof comprise a vertically arranged mantle fiber dowel rib, a vertically arranged hollow metal threaded pipe and a horizontally arranged anchoring rib; the level sets up the anchor muscle runs through vertical setting the bottom of cavity metal screwed pipe is connected with it, vertical setting the screw on cavity metal screwed pipe top with the outside intercommunication of concrete wallboard, vertical setting the bottom of mantle fiber dowel bar and vertical setting the screw spiro union on cavity metal screwed pipe top, vertical setting the top of mantle fiber dowel bar is worn out the top surface of concrete wallboard.
The semi-grouting sleeve is provided with a grouting joint and an exhaust joint, the grouting joint and the exhaust joint are respectively connected with a grouting pipe and an exhaust pipe, the grouting pipe and the exhaust pipe can be hoses made of pvc materials or other plastic materials, the free ends of the grouting pipe and the exhaust pipe must extend out of the surface of the concrete wallboard, and the extending ends of the grouting pipe and the exhaust pipe respectively form a grouting hole and an exhaust hole in the surface of the concrete wallboard.
When the structure is arranged, the threading dowel bar is in threaded connection with the hollow metal threaded pipe, the threading dowel bar can be detached according to conditions, so that the threading dowel bar can be unscrewed from the hollow metal threaded pipe during construction, and before the threading dowel bar is screwed again, the hollow metal threaded pipe with a proper position can be selected from the upper part of the concrete wallboard to serve as an installation hoisting point for vertically hoisting the concrete wallboard.
Further for better realization the utility model discloses, adopt the following structure that sets up very much: the welding of the non-mantle fiber one end of mantle fiber reinforcing bar has tip to paste the welded steel bar, the tip paste the welded steel bar the top with the non-mantle fiber one end tip parallel and level of mantle fiber reinforcing bar.
When the structure is adopted, the anchoring force of the mantle fiber reinforcing steel bar is enhanced by welding the end part of the non-mantle fiber end of the mantle fiber reinforcing steel bar in a sticking mode.
Further for better realization the utility model discloses, adopt the following structure that sets up very much: the length of the end welding steel bar is more than or equal to 5 times of the nominal diameter.
Further for better realization the utility model discloses, adopt the following structure that sets up very much: the end face of the screw hole of the vertically arranged hollow metal threaded pipe is flush with the top surface of the concrete wallboard.
Further for better realization the utility model discloses, adopt the following structure that sets up very much: the concrete wallboard is pre-buried to have a plurality of flat structure of hanging in advance, the flat structure of hanging is including the cavity metal screwed pipe and the vertical anchor muscle that sets up of level, vertical setting the anchor muscle runs through the level setting cavity metal screwed pipe and is connected with it, the level setting the screw of cavity metal screwed pipe in the wall of concrete wallboard forms flat hoisting point.
When adopting above-mentioned structure that sets up, flat hoisting point can be kept flat at concrete wall panel and hoisted when, makes things convenient for the transfer in the factory.
The utility model has the advantages of it is following and beneficial effect:
the utility model discloses in, when splicing the concrete wallboard of the prefabricated wallboard of pin-connected panel each other in same layer, can realize the dry process connection of adjacent concrete wallboard through the mutual butt joint and the welding of first pterygoid lamina and second pterygoid lamina with the steel frame of side connection each other to realize the purpose of assembling fast, can improve the efficiency of construction greatly. And then, self-compacting concrete can be poured into the cast-in-place node formed by enclosing the steel frames to realize wet connection of the adjacent concrete wallboards, so that the characteristics of high strength and good durability of the connection area are obtained. Simultaneously, this prefabricated wallboard of pin-connected panel's fixed structure comprises the steel frame that inboard concrete wallboard and its both sides are used for its concatenation effect, and the structure is comparatively simple, and production is comparatively simple, consequently can obtain great application and faster development at practical application, has comparatively showing economic benefits.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is an isometric schematic view of a sectional prefabricated wall panel;
FIG. 2 is a perspective view of FIG. 1;
FIG. 3 is a schematic structural view of an upper rib and a matched embedded part thereof;
FIG. 4 is a schematic structural view of a semi-grouted sleeve and a matched threaded steel bar;
FIG. 5 is a schematic structural view of a threading bar;
FIG. 6 is a schematic view showing a connection structure of a hollow metal threaded pipe and an anchoring rib;
FIG. 7 is a schematic structural view of a half grout sleeve;
FIG. 8 is a schematic view showing a connection structure of a threading bar and an end-tack welding bar;
FIG. 9 is a schematic structural view of a steel frame;
FIG. 10 is a schematic cross-sectional view of a wall in a straight configuration;
FIG. 11 is a schematic cross-sectional view of an L-shaped wall;
FIG. 12 is a cross-sectional view of a T-shaped wall;
fig. 13 is a schematic diagram of four cross-sectional configurations of a steel bezel.
Labeled as:
1-concrete wall panels; 2-half grouting sleeve and matched threading steel bar; 3-horizontal steel bars; 4-longitudinal steel bars; 5-upper part rib outlet and matched embedded parts thereof;
6-steel frame; 6 a-a bottom plate; 6 b-a first wing; 6 c-a second wing; 61-a first steel frame; 62-a second steel frame; 63-a third steel border; 64-a fourth steel frame;
7-threading and inserting the steel bar; 8-hollow metal threaded pipe; 9-anchoring ribs; 10-half grouting sleeve; 11-mantle fiber steel bars; 12-welding reinforcing steel bars at the end parts; 13-grouting pipe; 14-an exhaust pipe; 15-casting longitudinal steel bars of the nodes in situ; 16-self-compacting concrete; 17-a site welding position; 18-X direction concrete wall panels; 19-Y direction concrete wall panels; 20-grouting holes; 21-exhaust hole; 22-flat lifting point; and 23, installing a hoisting point.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example 1:
this embodiment provides a prefabricated wallboard of pin-connected panel to solve above-mentioned prior art not enough. The utility model discloses can realize the quick location installation of wallboard, can improve the intensity and the durability of node, can realize when the wall body is assembled that wet technology combines futilely, have the higher advantage of efficiency of construction, as shown in fig. 1-13, set to following structure very much:
the concrete wallboard comprises a concrete wallboard 1, horizontal steel bars 3, longitudinal steel bars 4 and a steel frame 6, wherein the concrete wallboard 1 can be a bearing wallboard and also can be a light concrete wallboard with a hidden beam on the upper part. Horizontal reinforcing bar 3 and vertical reinforcing bar 4 crisscross the formation reinforcing bar net of laying in the mould violently indulges before 1 prefabrication of concrete wall panel, horizontal reinforcing bar 3 has laid the bilayer in this embodiment, and horizontal reinforcing bar 3 and vertical reinforcing bar 4 are located 1 internal concrete wall panel after pouring. Steel frame 6 includes bottom plate 6a and connects respectively in first pterygoid lamina 6b and the second pterygoid lamina 6c of bottom plate 6a both sides edge, and first pterygoid lamina 6b and second pterygoid lamina 6c are located bottom plate 6a homonymy and form a flute profile steel structure spare that has the inner groovy, and steel frame 6 can use three piece at least steel sheet welding to form, and conditional also can adopt the monoblock steel sheet to pass through machining integrated into one piece, steel frame 6's first pterygoid lamina 6b with second pterygoid lamina 6c reserves at its suitable position according to water and electricity professional demand, cast in situ concrete maintenance exhaust requirement has each professional spool hole, cast in situ concrete maintenance exhaust hole. The steel frame 6 can be used as an outer template in the prefabrication production stage of the concrete wallboard 1.
For convenience of description, this embodiment is described by taking a vertical rectangular concrete wall panel as an example, a steel frame 6 is respectively connected to each of the left and right sides of the concrete wall panel 1, a bottom plate 6a of the steel frame 6 has a reserved hole aligned with the horizontal steel bar 3 for passing through the horizontal steel bar 3, the bottom plate 6a of the steel frame 6 is attached to the side of the corresponding side of the concrete wall panel 1, and an inner groove of the steel frame 6 faces the outside of the concrete wall panel 1, i.e., the first wing plate 6b and the second wing plate 6c face the outside of the concrete wall panel 1 simultaneously. Two ends of the horizontal steel bar 3 respectively penetrate through the reserved holes of the bottom plates 6a of the corresponding sides in the concrete wallboard 1 to enter the inner sides of the grooves of the steel frames 6, the horizontal steel bar 3 and the bottom plates 6a of the steel frames 6 are welded and fixed together, and the longitudinal steel bar 4 does not extend out of the concrete wallboard 1.
When the structure is arranged, the concrete wallboards 1 of the assembled prefabricated wallboards are mutually spliced in the same layer, the steel frames 6 connected with each other at the side can be connected by the dry method of the adjacent concrete wallboards 1 through mutual butt joint and welding of the first wing plate 6a and the second wing plate 6b, and then the self-compacting concrete 16 can be poured in the cast-in-place nodes formed by enclosing the steel frames 6 to realize the wet method connection of the adjacent concrete wallboards 1, so that the characteristics of high strength and good durability of the connection areas are obtained. Simultaneously, this prefabricated wallboard of pin-connected panel's fixed structure comprises inboard concrete wallboard 1 and its both sides are used for its concatenation effect steel frame 6, and the structure is comparatively simple, and production is comparatively simple, consequently can obtain great application and faster development at practical application, has comparatively showing economic benefits.
The angles of the first wing plate 6b and the second wing plate 6c of the steel frame 6 and the bottom plate 6a can be perpendicular to each other or form other angles with each other, when the first wing plate 6b and the second wing plate 6c of the steel frame 6 are perpendicular to the bottom plate 6a connected with the steel frame 6, the steel frame 6 has better practicability and can be used for most assembled walls, therefore, preferably, the first wing plate 6b and the second wing plate 6c of the steel frame 6 are perpendicular to the bottom plate 6a connected with the steel frame 6, and further explanation is given by taking the example as an example.
In order to be able to assemble walls of other shapes than a straight wall, it is preferable that the first wing 6b should have an arm length greater than or equal to that of the second wing 6c, the arm length being the linear distance of the edge of the wing at the notch of the inner groove from the bottom plate 6 a.
Like this, different concatenation wall structure can be realized at the concatenation in-process of prefabricated wallboard of pin-connected panel to the first pterygoid lamina and the second pterygoid lamina of different arm lengths, for example as the steel frame 6 of various cross sectional shape and by the different steel frame 6 assemble the structure sketch of the cast-in-place node that encloses that closes that demonstrates in 10-13, like this, through adopting above steel frame 6 structure, can make the same layer of concrete wallboard assemble into a style of calligraphy wall body or L type wall body or T type wall body according to the construction drawing.
In order to improve the welding quality between the steel frames 6, a welding groove is formed on one or both of the edge of the first wing plate 6b and the edge of the second wing plate 6c of the steel frame 6, or no welding groove is formed on the edge of the first wing plate 6b and the edge of the second wing plate 6c of the steel frame 6. Can form the weld bead of indent like this through the welding groove at the splice joint department between the first pterygoid lamina 6b second pterygoid lamina 6c of each steel frame 6, be favorable to improving the welding strength and the appearance quality of each steel frame.
The steel frame 6 adopting the preferred scheme comprises but is not limited to the following four forms, the four forms are basic forms and comprise a first steel frame 61, welding grooves are formed in two arms of the first steel frame 61, the welding grooves are formed in two arms of the second steel frame 62, the welding grooves are formed in two arms of the third steel frame 63, the welding grooves are formed in two arms of the fourth steel frame 64, the two arms of the fourth steel frame 64 are not equal, and the angles of the welding grooves meet the requirements of corresponding specifications.
Therefore, the assembled prefabricated wall board can ensure that the fully-assembled concrete structure has the speed of dry connection and has the advantages of firm and reliable wet connection. In addition, the steel frame used in the embodiment can be used as an outer template of the wallboard in the production stage, so that the using amount of a steel mould can be greatly saved, the production is convenient, the popularization is easy, and good economic and environmental benefits are achieved; meanwhile, the cast-in-place node formed in practical application of the embodiment has the characteristics of high node strength, good durability and low maintenance cost, can be effectively applied to multi-storey buildings, effectively promotes the application of the fully-assembled concrete structure, and has good social benefits.
Example 2:
this embodiment is further optimized on the basis of above-mentioned embodiment, and further for better realization the utility model discloses, adopt the following structure that sets up very much:
further optimization of this embodiment is not interdependent with the preferred embodiment of the embodiment, and may be provided on the concrete wall panel 1 of embodiment 1 alone or simultaneously with the preferred embodiment of embodiment 1.
Before the concrete wallboard 1 is prefabricated, a plurality of semi-grouting sleeves and matched mantle fiber reinforcements 2 are sequentially arranged at the lower position of the concrete wallboard 1 in a pre-buried mode along the direction of a wall body in a die, meanwhile, an upper part outlet rib and matched embedded parts 5 thereof are arranged at the upper position of the concrete wallboard 1 in a pre-buried mode, the number of the upper part outlet rib and the matched embedded parts 5 thereof is the same as that of the semi-grouting sleeves and the matched mantle fiber reinforcements 2, and the positions of the upper part outlet rib and the matched embedded parts are vertically corresponding to each other, the upper part outlet rib and the matched embedded parts are required to be kept in a vertically aligned mode to be used for stacking and assembling of upper and lower layers of wallboards, and the semi-grouting sleeves and the matched mantle fiber reinforcements 2 and the upper part outlet.
Specifically, the semi-grouting sleeve and the matched threading steel bar 2 comprise a semi-grouting sleeve 10 and a threading steel bar 11; half grout sleeve 10 vertical setting, its top have be used for with the screw of 11 spiro unions of mantle fiber reinforcing bar, half grout sleeve 10's bottom has the dowel hole that is used for inserting mantle fiber dowel bar 7, half grout sleeve 10's lateral part has the slip casting joint and the exhaust joint rather than inside intercommunication, 11 vertical settings of mantle fiber reinforcing bar and its bottom and the top spiro union of half grout sleeve 10 with vertical setting, half grout sleeve 10's bottom dowel hole and concrete wall panel 1 outside intercommunication promptly concrete wall panel 1 can not shield the dowel hole.
Specifically, the upper part outlet rib and the matched embedded part 5 thereof comprise a vertically arranged threading inserted rib 7, a vertically arranged hollow metal threaded pipe 8 and a horizontally arranged anchoring rib 9; the anchor muscle 9 that the level set up is perpendicular and run through the cavity metal threaded pipe 8's of vertical setting bottom and with cavity metal threaded pipe 8 fixed connection with horizontal reinforcement 3, the screw and the concrete wallboard outside intercommunication on the cavity metal threaded pipe 8 top of vertical setting, the bottom of the mantle fiber inserted bar 7 of vertical setting and the screw spiro union on the cavity metal threaded pipe 8 top of vertical setting, the top surface of concrete wallboard 1 is worn out on the top of the mantle fiber inserted bar 7 of vertical setting, the mantle fiber inserted bar 7 can be taken off the dismantlement soon from 8 departments of cavity metal threaded pipe. The end face of the screw hole of the vertically arranged hollow metal threaded pipe 8 is flush with the top surface of the concrete wallboard 1.
The grouting joint and the exhaust joint of the half grouting sleeve 10 are respectively connected with a grouting pipe 13 and an exhaust pipe 14, the grouting pipe 13 and the exhaust pipe 14 can be flexible pipes made of pvc materials or other plastic materials, the free ends of the grouting pipe 13 and the exhaust pipe 14 must extend out of the surface of the concrete wallboard, and the extending ends of the grouting pipe 13 and the exhaust pipe 14 respectively form a grouting hole 20 and an exhaust hole 21 on the surface of the concrete wallboard 1.
When adopting above-mentioned structure of setting up, mantle fiber dowel bar 7 and the 8 spiro union of cavity metal screwed pipe, then can dismantle mantle fiber dowel bar 7 according to the condition, like this, when the construction, can take off mantle fiber dowel bar 7 soon from cavity metal screwed pipe 8 to before screwing in mantle fiber dowel bar 7 once more, can select the suitable cavity metal screwed pipe 8 in position as the installation hoisting point in order to be used for vertical hoist and mount concrete wallboard from 1 upper portion of concrete wallboard.
As the preferred scheme of the mantle fiber reinforcing bar 11, the end part paste welding reinforcing bar 12 is welded at the non-mantle fiber end of the mantle fiber reinforcing bar 11, the top end of the end part paste welding reinforcing bar 12 is flush with the end part of the non-mantle fiber end of the mantle fiber reinforcing bar 11, and the length of the end part paste welding reinforcing bar is more than or equal to 5 times of the nominal diameter of the end part paste welding reinforcing bar. The anchoring force of the mantle fiber steel bar is enhanced by welding the end part of the mantle fiber steel bar 11, which is not the mantle fiber, to the weld steel bar 12.
Example 3:
this embodiment is further optimized on the basis of above-mentioned embodiment, and further for better realization the utility model discloses, adopt the following structure that sets up very much:
in order to facilitate transportation lifting and stacking of the wall boards, a plurality of horizontal lifting structural members are pre-buried in the concrete wall board 1 and comprise a horizontally arranged hollow metal threaded pipe 8 and a vertically arranged anchoring rib 9, the vertically arranged anchoring rib 9 is parallel to the longitudinal reinforcing steel bar 4, the vertically arranged anchoring rib 9 penetrates through the horizontally arranged hollow metal threaded pipe 8 and is connected with the horizontally arranged hollow metal threaded pipe 8, and a horizontal lifting point 22 is formed on the wall surface of the concrete wall board 1 by a screw hole of the horizontally arranged hollow metal threaded pipe 8. The flat hoisting point 22 can be hoisted when the concrete wall panel 1 is flatly placed, so that the transportation in a factory is facilitated.
The wall body building method can realize the combination of dry and wet processes by combining the assembled prefabricated wall boards, and the following steps are approximately followed when the wall body is built:
step S1: the prefabricated wallboard of the pin-connected panel in the above-mentioned embodiment is prefabricated according to design drawing and construction requirement in the prefabrication factory, will prefabricate the prefabricated wallboard of pin-connected panel and transport to the job site and hoist to the design position according to the construction drawing, in the transportation, accessible connects flat hoisting point 22 with the prefabricated wallboard and hangs off the production model platform and put to the operation dolly or transport out the production area, in the in-process of loading and hoist the prefabricated wallboard hoist and mount loading or hang to the design position waiting to assemble of pin-connected panel through connecting installation hoisting point 23.
Step S2: after the assembled prefabricated wall boards are hoisted in place, the wall boards on the same layer are assembled, when the wall boards on the same layer are assembled, the first wing plate 6b and the second wing plate 6c of the steel frames 6 of the adjacent assembled prefabricated wall boards are sequentially spliced with each other to form a circumferentially closed cast-in-place node, splicing seams are formed at the splicing positions among the steel frames 6, welding is needed at the splicing seam positions to complete dry connection of the assembled prefabricated wall boards, in the cast-in-place node, holes are reserved before horizontal reinforcing steel bars 3 are lifted from the steel frames 6, the horizontal reinforcing steel bars 3 penetrate out of the concrete wall boards 1 and penetrate into the cast-in-place node, and the horizontal reinforcing steel bars 3 of the assembled prefabricated wall boards are connected in a reserve manner in an anchoring. Wherein, the horizontal reinforcement 3 that will realize each prefabricated wallboard of pin-connected panel realizes that the mutual anchor of deposit nature connects the horizontal reinforcement 3 that needs each concrete wallboard 1 and can misplace each other in cast-in-place node, preferred scheme makes the thickness of the protective layer of the horizontal reinforcement 3 in each adjacent concrete wallboard 1 different when precast concrete wallboard 1, in order to guarantee that the actual position of horizontal reinforcement 3 is inconsistent in adjacent concrete wallboard 1, avoid the reinforcing bar "to fight" the phenomenon, and be favorable to the hoist and mount, avoid the mutual collision between the horizontal reinforcement 3. In the construction process, according to the construction drawing, the assembled prefabricated wall board can be spliced into a straight-line wall body or an L-shaped wall body or a T-shaped wall body by adopting different steel frames 6. In order to obtain a better welding effect, the joints of the steel frames 6 that are joined to one another should have field welding points 17 that are formed by notches or at least one welding groove.
Step S3: after the welding of the splicing seams is finished and the welding seam temperature of the on-site welding position 17 is cooled, self-compacting concrete 16 is cast in each type of cast-in-place concrete node to form a steel pipe concrete wall column, and the wet connection of the wall board installation is finished. Before the self-compacting concrete 16 is poured, all exposed holes in the steel frame 6 are plugged, and when the cast-in-place self-compacting concrete 16 is initially set, the exhaust holes in two arms of the steel frame 6 need to be opened so as to facilitate the maintenance and exhaust of the cast-in-place concrete.
Step S4: when the upper and lower wallboards are assembled, the upper assembled prefabricated wallboard can be hoisted to the upper part of the lower assembled prefabricated wallboard by adopting a forward insertion method, the semi-grouting sleeve 10 of the upper assembled prefabricated wallboard is completely sleeved after being aligned with the threading dowel bar 7 of the lower assembled prefabricated wallboard, or the upper and lower wallboards can be assembled by adopting an inverse insertion method, and then non-shrinkage grouting material is injected into the semi-grouting sleeve 10 according to the construction process.
Before the concrete wall board 1 is hoisted, vertical cast-in-place node longitudinal steel bars 15 are arranged in the steel frame 6, and before the wall board is cast and produced, the cast-in-place node longitudinal steel bars 15 are welded on the horizontal steel bars 3 and the steel frame 6 in the cast-in-place node in advance.
As shown in fig. 10-12, when the in-line wall is assembled, two X-direction concrete wall panels 18 are hoisted, the two X-direction concrete wall panels 18 are arranged in a straight line direction, the steel frames 6 of the two X-direction concrete wall panels 18 are butted, the steel frames 6 are all first steel frames 61, welding is performed at the site welding position 17, and then the self-compacting concrete 16 is poured in the cast-in-place node.
When the L-shaped wall body is assembled, an X-direction concrete wall plate 18 and a Y-direction concrete wall plate 19 are hoisted in place, the X-direction concrete wall plate 18 and the Y-direction concrete wall plate 19 are perpendicular to each other, the steel frame 6 of the X-direction concrete wall plate 18 is a third steel frame 63, the steel frame 6 of the Y-direction concrete wall plate 19 is a fourth steel frame 64, welding is carried out at the site welding position 17, and then self-compacting concrete 16 is poured into a cast-in-place node. The end parts of the horizontal steel bars 3 in the cast-in-place nodes are all processed into bending parts to realize reserve mutual anchoring connection.
When assembling the T-shaped wall body, the two X-direction concrete wallboards 18 and the Y-direction concrete wallboard 19 are hoisted in place, the two X-direction concrete wallboards 18 are arranged along a straight line, the Y-direction concrete wallboard 19 is perpendicular to the X-direction concrete wallboard 18, the steel frame 6 of the X-direction concrete wallboard 18 adopts the first steel frame 61, the steel frame 6 of the Y-direction concrete wallboard 19 adopts the second steel frame 62, in a cast-in-place node, the horizontal steel bars 3 of the Y-direction concrete wallboard 19 are processed with bent parts to realize the reserve mutual anchoring connection with the horizontal steel bars 3 of the X-direction concrete wallboard 18.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention.
Claims (10)
1. Prefabricated wallboard of pin-connected panel, its characterized in that: the concrete wall plate comprises a concrete wall plate (1), horizontal reinforcing steel bars (3), longitudinal reinforcing steel bars (4) and a steel frame (6), wherein the steel frame (6) comprises a bottom plate (6a), a first wing plate (6b) and a second wing plate (6c) which are respectively connected to two side edges of the bottom plate (6a), and the first wing plate (6b) and the second wing plate (6c) are positioned on the same side of the bottom plate (6 a);
horizontal reinforcement (3) with longitudinal reinforcement (4) violently indulge staggered arrangement in concrete wall panel (1), the left and right sides face of concrete wall panel (1) respectively connects one steel frame (6), steel frame (6) bottom plate (6a) laminating is connected the side of concrete wall panel (1) corresponding side, first pterygoid lamina (6b) with second pterygoid lamina (6c) orientation the outside of concrete wall panel (1), the both ends head of horizontal reinforcement (3) is respectively certainly pass corresponding side in concrete wall panel (1) bottom plate (6 a).
2. The fabricated panel of claim 1, wherein: the first wing plate (6b) and the second wing plate (6c) of the steel frame (6) are both perpendicular to the base plate (6a) to which they are connected.
3. The fabricated panel of claim 2, wherein: the arm length of the first wing plate (6b) is greater than or equal to the arm length of the second wing plate (6 c).
4. The fabricated panel of claim 3, wherein: one or all of the edges of the first wing plate (6b) and the second wing plate (6c) of the steel frame (6) are processed with welding grooves, or none of the edges of the first wing plate (6b) and the second wing plate (6c) of the steel frame (6) are processed with welding grooves.
5. The fabricated panel of any of claims 1-4, wherein: the lower part of the concrete wallboard (1) is pre-buried and provided with a plurality of semi-grouting sleeves and matched mantle fiber reinforcing steel bars (2), the upper part of the concrete wallboard (1) is pre-buried and provided with upper part outlet ribs and matched embedded parts (5), the upper part outlet ribs and the matched embedded parts (5) thereof are the same as the semi-grouting sleeves and the matched mantle fiber reinforcing steel bars (2) in quantity, and the positions of the semi-grouting sleeves and the matched mantle fiber reinforcing steel bars are vertically corresponding.
6. The fabricated panel of claim 5, wherein: the semi-grouting sleeve and the matched threading steel bar (2) comprise a semi-grouting sleeve (10) and a threading steel bar (11); the threading steel bars (11) are vertically arranged, the bottom ends of the threading steel bars are in threaded connection with the top of the semi-grouting sleeve (10), and the bottom rebar inserting hole of the semi-grouting sleeve (10) is communicated with the outside of the concrete wallboard (1);
the upper part outlet rib and the matched embedded part (5) thereof comprise a vertically arranged threading inserted rib (7), a vertically arranged hollow metal threaded pipe (8) and a horizontally arranged anchoring rib (9); the level sets up anchor muscle (9) run through vertical setting the bottom of cavity metal screwed pipe (8) is connected with it, vertical setting the screw on cavity metal screwed pipe (8) top with concrete wallboard (1) outside intercommunication, vertical setting the bottom and the vertical setting of mantle fiber inserted bar (7) the screw spiro union on cavity metal screwed pipe (8) top, vertical setting the top of mantle fiber inserted bar (7) is worn out the top surface of concrete wallboard (1).
7. The fabricated panel of claim 6, wherein: the welding of the non-mantle fiber one end of mantle fiber reinforcing bar (11) has tip to paste welding reinforcing bar (12), the top of tip subsides welding reinforcing bar (12) with the non-mantle fiber one end tip parallel and level of mantle fiber reinforcing bar (11).
8. The fabricated panel of claim 7, wherein: the length of the end welding steel bar (12) is more than or equal to 5 times of the nominal diameter.
9. The fabricated panel of claim 6, wherein: the end face of a screw hole of the vertically arranged hollow metal threaded pipe (8) is flush with the top surface of the concrete wallboard (1).
10. The fabricated panel of claim 5, wherein: the concrete wallboard is characterized in that a plurality of horizontal hanging structural parts are pre-buried in the concrete wallboard (1), each horizontal hanging structural part comprises a horizontally arranged hollow metal threaded pipe (8) and a vertically arranged anchoring rib (9), each vertically arranged anchoring rib (9) penetrates through the horizontally arranged hollow metal threaded pipe (8) and is connected with the same, and a horizontally arranged screw hole of each hollow metal threaded pipe (8) is formed in a horizontal hanging point (22) on the wall surface of the concrete wallboard (1).
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CN201920817635.9U CN210288864U (en) | 2019-05-31 | 2019-05-31 | Assembled prefabricated wall board |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110106970A (en) * | 2019-05-31 | 2019-08-09 | 西安建工绿色建筑集团有限公司 | The index bed method of construction that pin-connected panel index bed module and dry and wet technique combine |
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2019
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110106970A (en) * | 2019-05-31 | 2019-08-09 | 西安建工绿色建筑集团有限公司 | The index bed method of construction that pin-connected panel index bed module and dry and wet technique combine |
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