CN215563305U - Prefabricated assembled concrete frame dry node structure - Google Patents
Prefabricated assembled concrete frame dry node structure Download PDFInfo
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- CN215563305U CN215563305U CN202122127840.2U CN202122127840U CN215563305U CN 215563305 U CN215563305 U CN 215563305U CN 202122127840 U CN202122127840 U CN 202122127840U CN 215563305 U CN215563305 U CN 215563305U
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Abstract
The utility model relates to a concrete frame field discloses a prefabricated assembled concrete frame does node structure, including precast concrete post and precast concrete roof beam, the precast concrete roof beam is located the top of precast concrete post, the top of precast concrete post is provided with the inserting groove, set up the logical groove of being connected with the inserting groove intercommunication on the precast concrete roof beam, the inside spliced pole that sets up of logical groove of being connected, the spliced pole runs through the logical groove of being connected and extends to inside the inserting groove, set up a plurality of spread grooves on the lateral wall of spliced pole, every spread groove is inside all to set up ejecting subassembly, ejecting subassembly sets up ejecting block and the fixed ejecting spring that sets up between spread groove lateral wall and ejecting block including sliding in the inside spread groove, ejecting block contradicts with the inserting groove inner wall, one side that ejecting block kept away from the spread groove sets up the inclined plane, the bottom on inclined plane is towards the spliced pole slope. This application has the effect that promotes precast concrete post and precast concrete beam connection stability.
Description
Technical Field
The application relates to the field of concrete frames, in particular to a prefabricated concrete frame dry node structure.
Background
The concrete frame is a frame consisting of a plurality of concrete beams and concrete columns, and is used for bearing the whole load structure of a house. According to different construction methods of beam-column joints, the assembly type joint connection method can be divided into a wet connection method and a dry connection method, components of the dry connection method are prefabricated in a factory in advance, and are assembled after the components reach the site, so that the components can be put into use. Dry connection is more convenient for wet connection construction.
Chinese patent No. CN111851737A discloses an assembled concrete frame beam-column dry type connection node, which comprises a precast concrete column and a precast concrete beam, and further comprises a column side connection steel plate with a back side fixedly connected with a connection side of the precast concrete column and a beam end connection steel plate with a back side fixedly connected with a connection end of the precast concrete beam; the column side connecting steel plate is opposite to the beam end connecting steel plate in front, and detachable connection is carried out through bolts.
In the process of implementing the present application, the inventors found that the following problems exist in the technology: the precast concrete column and the precast concrete beam of the beam-column dry type connecting node of the assembly type concrete frame are connected through the bolts, so that the connection stability of the precast concrete column and the precast concrete beam is poor, and when the precast concrete beam is under a large load, the possibility of connection failure is easily caused between the precast concrete column and the precast concrete beam.
SUMMERY OF THE UTILITY MODEL
In order to promote the connection stability of precast concrete post and precast concrete beam, reduce precast concrete post and precast concrete beam connection failure's possibility, this application provides a dry node structure of prefabricated assembled concrete frame.
The application provides a pair of prefabricated assembled concrete frame does node structure adopts following technical scheme:
a prefabricated assembled concrete frame dry node structure comprises a prefabricated concrete column and a prefabricated concrete beam, wherein the prefabricated concrete beam is positioned at the top of the prefabricated concrete column, an insertion groove is formed in the top of the prefabricated concrete column, a connecting through groove communicated with the insertion groove is formed in the prefabricated concrete beam, a connecting column is arranged in the connecting through groove and penetrates through the connecting through groove and extends into the insertion groove, a plurality of connecting grooves are formed in the side wall of the connecting column, an ejection assembly is arranged in each connecting groove and comprises an ejection block slidably arranged in the connecting groove and an ejection spring fixedly arranged between the side wall of the connecting groove and the ejection block, the ejection block is abutted against the inner wall of the insertion groove, and an inclined surface is arranged on one side, away from the connecting groove, of the ejection block, the bottom of the inclined surface is inclined toward the connecting column.
Through adopting above-mentioned technical scheme, when the installation precast concrete roof beam, hoist the precast concrete roof beam to the top of precast concrete post, connect the logical groove and aim at the inserting groove, insert the spliced pole inside connecting the logical groove again, utilize the spliced pole to connect precast concrete post and precast concrete roof beam, simultaneously ejecting piece is contradicted with the inserting groove inner wall under ejection spring's elasticity effect, the realization is spacing to the spliced pole, reduce the possibility that the spliced pole breaks away from the inserting groove, promote the stability that precast concrete post and precast concrete roof beam are connected, reduce the possibility that produces the connection failure between precast concrete post and the precast concrete roof beam.
Optionally, the inside fixed go-between that sets up of inserting groove, set up a plurality of spacing annular along vertical direction on the inside wall of go-between, ejecting piece is kept away from one side of spread groove with spacing annular grafting cooperation.
By adopting the technical scheme, the connecting column is further limited by the insertion fit of the ejection block and the limiting ring groove, and the possibility that the connecting column is separated from the insertion groove is reduced.
Optionally, a clamping block is arranged at the top of the precast concrete column, a clamping groove is formed in the position, close to the clamping block, of the precast concrete beam, the clamping block is in inserting fit with the clamping groove, and the connecting column penetrates through the clamping block.
Through adopting above-mentioned technical scheme, with fixture block and draw-in groove grafting cooperation, utilize the fixture block to carry on spacingly to the precast concrete roof beam, reduce the precast concrete roof beam along the possibility of self width direction displacement, further promote the stability that precast concrete post and precast concrete roof beam are connected.
Optionally, a limiting plate is fixedly arranged at the top end of the connecting column, the bottom surface of the limiting plate abuts against the fixture block, and the limiting plate is detachably connected with the fixture block.
Through adopting above-mentioned technical scheme, can dismantle the limiting plate and be connected with the fixture block, make spliced pole and fixture block link together, make precast concrete post and spliced pole be connected more reliably to the joint strength of reinforcing precast concrete post and precast concrete beam.
Optionally, a reinforcing column is arranged at the bottom of the clamping block, and the connecting column is embedded in the precast concrete column.
Through adopting above-mentioned technical scheme, utilize pre-buried enhancement post in precast concrete post inside, further promote the joint strength of fixture block and precast concrete post.
Optionally, a support bracket is arranged on the side wall of the precast concrete column, one side of the support bracket is detachably connected with the precast concrete column, and the other side of the support bracket is detachably connected with the precast concrete beam.
Through adopting above-mentioned technical scheme, utilize the support bracket to support the precast concrete roof beam, produce the possibility of warping when reducing the precast concrete roof beam and bearing the heavy load, further strengthen the joint strength of precast concrete post and precast concrete roof beam simultaneously.
Optionally, one side of the top of the bearing frame, which is far away from the precast concrete column, is provided with an upward flanging, a positioning groove is formed in the position, close to the flanging, of the precast concrete beam, and the flanging is in splicing fit with the positioning groove.
Through adopting above-mentioned technical scheme, utilize turn-ups and constant head tank grafting cooperation, carry out further spacing to the precast concrete roof beam, reduce the precast concrete roof beam along the gliding possibility of self length direction.
Optionally, the two support brackets are arranged along the length direction of the precast concrete beam, and the two support brackets are arranged oppositely.
Through adopting above-mentioned technical scheme, two support bracket cooperation work carry out the bearing to the precast concrete roof beam, help promoting the joint strength of precast concrete post and precast concrete roof beam simultaneously.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the precast concrete beam is installed, the precast concrete beam is hoisted to the top of the precast concrete column, the connecting through groove is aligned to the inserting groove, the connecting column is inserted into the connecting through groove, the connecting column is used for connecting the precast concrete column and the precast concrete beam, and meanwhile, the ejection block is abutted against the inner wall of the inserting groove under the elastic force action of the ejection spring, so that the limiting of the connecting column is realized, the possibility that the connecting column is separated from the inserting groove is reduced, the connection stability of the precast concrete column and the precast concrete beam is improved, and the possibility of connection failure between the precast concrete column and the precast concrete beam is reduced;
2. the limiting plate and the clamping block are detachably connected, the connecting column and the clamping block are connected together, the precast concrete column and the connecting column are more reliably connected, and therefore the connection strength of the precast concrete column and the precast concrete beam is enhanced.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is an exploded view showing a connection relationship between the fixture block and the precast concrete column in the embodiment of the present application.
Fig. 3 is a front view of a precast concrete column and a precast concrete beam matching structure in an embodiment of the present application.
Fig. 4 is a sectional view taken along the line a-a in fig. 3.
Fig. 5 is an enlarged view at B in fig. 4.
Description of reference numerals:
1. prefabricating a concrete column; 11. inserting grooves; 2. prefabricating a concrete beam; 21. connecting the through grooves; 22. a card slot; 23. positioning a groove; 3. connecting columns; 31. connecting grooves; 32. a limiting plate; 4. ejecting the assembly; 41. ejecting a block; 411. an inclined surface; 42. ejecting a spring; 5. a connecting ring; 51. a limiting ring groove; 6. a clamping block; 61. a reinforcement column; 7. a support bracket; 71. flanging; 8. a screw; 81. and a nut.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses prefabricated assembled concrete frame does node structure. Referring to fig. 1, the prefabricated assembled concrete frame dry node structure comprises a prefabricated concrete column 1 and a prefabricated concrete beam 2, wherein a fixture block 6 is arranged at the top of the prefabricated concrete column 1, and the fixture block 6 is poured together with the prefabricated concrete column 1. The precast concrete beam 2 is horizontally arranged at the top of the precast concrete column 1, a clamping groove 22 is formed in the center of the precast concrete beam 2 in the length direction, and the clamping block 6 is in splicing fit with the clamping groove 22.
Refer to fig. 2, fig. 3 and fig. 4, inserting groove 11 has been seted up along vertical direction at precast concrete post 1's top, connect logical groove 21 on precast concrete roof beam 2, connect logical groove 21 and inserting groove 11 intercommunication, it has spliced pole 3 to connect the inside cooperation of pegging graft of logical groove 21, spliced pole 3 is the square post of vertical setting, spliced pole 3 runs through and extends to inserting groove 11 inside behind fixture block 6, the fixed limiting plate 32 that is provided with in top of spliced pole 3, limiting plate 32 is greater than the opening of connecting logical groove 21, limiting plate 32 passes through the bolt and can dismantle with fixture block 6 and be connected.
Referring to fig. 4, the fixture block 6 and the clamping groove 22 are firstly used for inserting and matching, the precast concrete beam 2 is firstly limited, the through groove 21 and the inserting groove 11 are used for penetrating and connecting the connecting column 3, the limiting plate 32 and the fixture block 6 are connected through bolts, the precast concrete column 1 and the precast concrete beam 2 are connected, and the connection stability of the precast concrete column 1 and the precast concrete beam 2 is improved.
Referring to fig. 2, in order to reduce the possibility that the fixture block 6 is separated from the precast concrete column 1, a reinforcement column 61 is fixedly connected to the bottom of the fixture block 6, and the reinforcement column 61 is embedded inside the precast concrete column 1.
Referring to fig. 4, in order to further enhance the connection strength between the connection column 3 and the precast concrete column 1, the connection ring 5 is disposed inside the insertion groove 11, the connection ring 5 is a square ring, the connection ring 5 is cast with the precast concrete column 1, a plurality of limiting ring grooves 51 are formed in the inner side wall of the connection column 3, and the limiting ring grooves 51 are disposed in the vertical direction, which is three in this embodiment.
Referring to fig. 4 and 5, the connection column 3 is in insertion fit with the connection ring 5, the connection grooves 31 are formed in the side walls around the connection column 3, the ejection assembly 4 is arranged inside each connection groove 31, each ejection assembly 4 comprises an ejection block 41 and an ejection spring 42, the ejection block 41 is in sliding fit with the side wall of the connection groove 31, the ejection springs 42 are arranged between the side wall of the connection groove 31 and the ejection blocks 41, one end of each ejection spring 42 is fixedly connected with the side wall of the connection groove 31, which is far away from the connection ring 5, and the other end of each ejection spring is fixedly connected with the ejection block 41. An inclined surface 411 is arranged on one side, close to the connecting ring 5, of the ejection block 41, an included angle between the inclined surface 411 and the side wall of the connecting column 3 is an acute angle, and one side, close to the connecting ring 5, of the ejection block 41 is abutted to the limiting ring groove 51.
Referring to fig. 4 and 5, in the process of inserting the connecting column 3 into the connecting ring 5, the ejection block 41 can be extruded into the connecting groove 31, so that the bottom end of the connecting column 3 is abutted against the sidewall of the lowest position of the insertion groove 11, at this time, the ejection block 41 moves towards the direction close to the limit ring groove 51 under the elastic action of the ejection spring 42, so that one side of the ejection block 41 close to the limit ring groove 51 is in insertion fit with the limit ring groove 51, the connecting column 3 is limited, and the working stability of the connecting column 3 is improved.
Referring to fig. 1, in order to further support the precast concrete beam 2, two side walls of the precast concrete column 1, which are close to the precast concrete beam 2, are provided with support brackets 7, each support bracket 7 is a triangular support frame, and the two support brackets 7 are arranged oppositely. Support bracket 7 one side and precast concrete post 1 conflict, pre-buried screw rod 8 that has on precast concrete post 1, screw rod 8 run through support bracket 7, threaded connection nut 81 on the screw rod 8, and nut 81 is contradicted with support bracket 7 after screwing up nut 81 to realize supporting the dismantled connection between bracket 7 and the precast concrete post 1. The other side of the bearing bracket 7 is detachably connected with the precast concrete beam 2, and the detachable connection mode is carried out according to the connection mode of the bearing bracket 7 and the precast concrete column 1.
Referring to fig. 1, a turned-over edge 71 is integrally formed on one side, far away from the precast concrete column 1, of the top of the support bracket 7, the turned-over edge 71 is arranged upwards, positioning grooves 23 are formed in positions, close to the turned-over edge 71, on the precast concrete beam 2, and the turned-over edge 71 is in plug-in fit with the positioning grooves 23.
The implementation principle of the dry node structure of the prefabricated concrete frame in the embodiment of the application is as follows: when installation precast concrete roof beam 2, install earlier and hold bracket 7, then hoist precast concrete roof beam 2 to precast concrete column 1's top, again with fixture block 6 and draw-in groove 22 cooperation of pegging graft, fix a position precast concrete roof beam 2, then with inside spliced pole 3 plug-in connection logical groove 21, conflict with the 11 lower of inserting groove until spliced pole 3, ejecting piece 41 and spacing annular 51 cooperation of pegging graft carry on spacingly to spliced pole 3 this moment, it is connected with fixture block 6 to recycle limiting plate 32, thereby promote the stability that precast concrete column 1 and precast concrete roof beam 2 are connected. Two support brackets 7 carry out the bearing to precast concrete roof beam 2, play spacing effect to precast concrete roof beam 2 simultaneously, help promoting the joint strength of precast concrete post 1 and precast concrete roof beam 2.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a dry node structure of prefabricated assembled concrete frame, includes precast concrete post (1) and precast concrete roof beam (2), precast concrete roof beam (2) are located the top of precast concrete post (1), its characterized in that: the top of the precast concrete column (1) is provided with an insertion groove (11), the precast concrete beam (2) is provided with a connecting through groove (21) communicated with the insertion groove (11), a connecting column (3) is arranged inside the connecting through groove (21), the connecting column (3) penetrates through the connecting through groove (21) and extends into the insertion groove (11), the side wall of the connecting column (3) is provided with a plurality of connecting grooves (31), each connecting groove (31) is internally provided with an ejection assembly (4), each ejection assembly (4) comprises an ejection block (41) which is slidably arranged inside the connecting groove (31) and an ejection spring (42) which is fixedly arranged between the side wall of the connecting groove (31) and the ejection block (41), the ejection block (41) is abutted against the inner wall of the insertion groove (11), one side of the ejection block (41) far away from the connecting groove (31) is provided with an inclined surface (411), the bottom of the inclined surface (411) is inclined towards the connecting column (3).
2. A prefabricated concrete frame dry node structure according to claim 1, wherein: inserting groove (11) inside fixed set up go-between (5), set up a plurality of spacing annular (51) along vertical direction on the inside wall of go-between (5), ejecting piece (41) are kept away from one side of spread groove (31) with spacing annular (51) are pegged graft the cooperation.
3. A prefabricated concrete frame dry node structure according to claim 1, wherein: the prefabricated concrete column is characterized in that a clamping block (6) is arranged at the top of the prefabricated concrete column (1), a clamping groove (22) is formed in the position, close to the clamping block (6), of the prefabricated concrete beam (2), the clamping block (6) is in inserting fit with the clamping groove (22), and the connecting column (3) penetrates through the clamping block (6).
4. A prefabricated concrete frame dry node structure according to claim 3, wherein: the top end of the connecting column (3) is fixedly provided with a limiting plate (32), the bottom surface of the limiting plate (32) is abutted to the clamping block (6), and the limiting plate (32) is detachably connected with the clamping block (6).
5. A prefabricated concrete frame dry node structure according to claim 3, wherein: the bottom of the clamping block (6) is provided with a reinforcing column (61), and the connecting column (3) is pre-embedded in the precast concrete column (1).
6. A prefabricated concrete frame dry node structure according to claim 1, wherein: the side wall of the precast concrete column (1) is provided with a bearing bracket (7), one side of the bearing bracket (7) is detachably connected with the precast concrete column (1), and the other side of the bearing bracket is detachably connected with the precast concrete beam (2).
7. A precast concrete frame dry node structure according to claim 6, characterized in that: one side of the top of the bearing bracket (7) far away from the precast concrete column (1) is provided with an upward flanging (71), a positioning groove (23) is formed in the position, close to the flanging (71), of the precast concrete beam (2), and the flanging (71) is in plug-in fit with the positioning groove (23).
8. A prefabricated concrete frame dry node structure according to claim 7, wherein: the precast concrete roof beam (2) length direction sets up two, two along support bracket (7) and set up relatively.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122127840.2U CN215563305U (en) | 2021-09-03 | 2021-09-03 | Prefabricated assembled concrete frame dry node structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122127840.2U CN215563305U (en) | 2021-09-03 | 2021-09-03 | Prefabricated assembled concrete frame dry node structure |
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| CN215563305U true CN215563305U (en) | 2022-01-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114991302A (en) * | 2022-06-14 | 2022-09-02 | 江苏华江祥瑞现代建筑发展有限公司 | Column through assembled prestressed concrete frame and construction method thereof |
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2021
- 2021-09-03 CN CN202122127840.2U patent/CN215563305U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114991302A (en) * | 2022-06-14 | 2022-09-02 | 江苏华江祥瑞现代建筑发展有限公司 | Column through assembled prestressed concrete frame and construction method thereof |
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