CN216405698U - Concrete frame connected node and building construction - Google Patents
Concrete frame connected node and building construction Download PDFInfo
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- CN216405698U CN216405698U CN202122498763.1U CN202122498763U CN216405698U CN 216405698 U CN216405698 U CN 216405698U CN 202122498763 U CN202122498763 U CN 202122498763U CN 216405698 U CN216405698 U CN 216405698U
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Abstract
The application relates to a concrete frame connecting node and a building structure, and relates to the field of integrated buildings, wherein the concrete frame connecting node comprises at least one group of upper and lower connecting structures, each upper and lower connecting structure comprises an upper connecting part and a lower connecting part, and the upper connecting part and the lower connecting part are connected through bolts and nuts; an upper anchoring plate fixedly connected with embedded steel bars on the concrete structural member is fixedly arranged on the outer wall of the upper connecting part; and a lower anchoring plate fixedly connected with the embedded steel bars on the concrete structural member is fixedly arranged on the outer wall of the lower connecting part. And go up the mode that anchor board and lower anchor board connected the embedded bar respectively and replace traditional embedded bar and the mode that the connecting reinforcement is connected for the fixed area increase between embedded bar and the connected node, with the deformation error that takes place in the further reduction embedded bar connection process, thereby improve the straightness that hangs down between connected node and the concrete structure spare.
Description
Technical Field
The application relates to the field of integrated buildings, in particular to a concrete frame connecting node and a building structure.
Background
The integrated building is a production mode of factory and socialization cooperation, firstly, concrete structural members such as prefabricated wallboards and the like are produced in engineering, and then the concrete structural members are transported to a construction site for assembly and integration. When a plurality of concrete structural members are assembled, two concrete structural members which are adjacent from top to bottom are mainly connected by adopting a connecting node.
The concrete structure spare that is poured by concrete all can the embedded steel bar, correspondingly, also need the welding on the connected node be used for with embedded steel bar complex connecting reinforcement. However, since the connecting steel bars are formed by direct welding and are affected by factors such as position fixing during welding and external pressure during transportation, the connecting steel bars are easy to deform in a mode, so that the position change is large during actual connection of the embedded steel bars, and the verticality error is large when the connecting nodes are connected with the concrete structural member, so that the connection verticality of the integrated building is poor.
SUMMERY OF THE UTILITY MODEL
In order to reduce the straightness error that hangs down between connected node and the concrete structure spare when integrated building, the purpose of this application provides a concrete frame connected node and building construction.
In a first aspect, the concrete frame connection node provided by the application adopts the following technical scheme:
a concrete frame connecting node comprises at least one group of upper and lower connecting structures, wherein each upper and lower connecting structure comprises an upper connecting part and a lower connecting part, and the upper connecting part and the lower connecting part are connected through bolts and nuts;
an upper anchoring plate fixedly connected with embedded steel bars on the concrete structural member is fixedly arranged on the outer wall of the upper connecting part;
and a lower anchoring plate fixedly connected with the embedded steel bars on the concrete structural member is fixedly arranged on the outer wall of the lower connecting part.
By adopting the technical scheme, the strength of the connecting node is effectively increased by arranging the upper anchoring plate and the lower anchoring plate, so that the deformation error generated in the production and transportation links of the connecting node can be reduced, and the perpendicularity of the connecting node in the subsequent connection of the concrete structural member is improved; the traditional connection mode of the embedded steel bars and the connecting steel bars is replaced by the mode that the upper anchoring plate and the lower anchoring plate are respectively connected with the embedded steel bars, so that the fixed area between the embedded steel bars and the connecting nodes is increased, the deformation error generated in the connection process of the embedded steel bars is further reduced, and the verticality between the connecting nodes and the concrete structural member is improved; and along with the increase of the strength of the connecting node, the capacity of buffering deformation can be enhanced after the connection of the embedded steel bars is finished, so that the stability of the verticality between the connecting node and the concrete structural member is improved. From this, the connected node of this application has the effect of straightness error that hangs down between connected node and the concrete structure spare when reducing integrated building.
Optionally, the upper connecting portion and the lower connecting portion are arranged in a box body, an upper installation cavity is arranged in the upper connecting portion, a lower installation cavity is arranged in the lower connecting portion, the space size of the upper installation cavity and/or the space size of the lower installation cavity are larger than the size of the bolt, the bolt portion is located in the upper installation cavity, and the other portion is located in the lower installation cavity.
By adopting the technical scheme, when the upper and lower two adjacent concrete structural members are connected by the connecting node, the bolt is positioned in the upper mounting cavity and the lower mounting cavity so as to avoid the bolt and the nut from protruding out of the connecting node, thereby reducing the occurrence of the situation that materials such as a sound insulation board are adhered to the surface of the concrete structural member, which needs to abdicate the bolt, and being convenient for the installation operation during the site construction.
And the space size of going up the installation cavity is greater than the size of bolt so that the bolt whole can put into last installation cavity, and the size of installation cavity is greater than the size of bolt so that the bolt whole also can put into installation cavity down simultaneously down to make connected node bolt normal installation get into connecting portion and lower connecting portion when using. Therefore, the connecting node can be normally used and is simple and convenient to install and operate.
Optionally, one side of the upper connecting portion, which is close to the lower connecting portion, is provided with an upper connecting through hole through which the bolt penetrates, one side of the lower connecting portion, which is close to the upper connecting portion, is provided with a lower connecting through hole through which the bolt penetrates, and the upper connecting through hole is communicated with the lower connecting through hole.
By adopting the technical scheme, after the bolt simultaneously penetrates through the upper connecting through hole and the lower connecting through hole, the nut is in threaded connection with the bolt, so that the cap part of the bolt and the nut clamp and fix the lower side plate of the upper connecting part and the upper side plate of the lower connecting part. The arrangement of the upper connecting through hole and the lower connecting through hole further simplifies the installation operation of the connecting node.
Optionally, the number of the upper and lower connection structures is at least two, the connection node further includes a connection plate for connecting all the upper and lower connection structures, the connection plate is clamped between the upper connection portion and the corresponding lower connection portion, the connection plate is provided with a plurality of connection holes for bolts to pass through, and each of the upper and lower connection structures corresponds to one of the connection holes.
By adopting the technical scheme, all the bolts of the upper and lower connecting structures need to pass through the connecting holes corresponding to the connecting plates when being connected with the upper connecting part and the lower connecting part, so that the upper and lower connecting structures corresponding to the bolts are connected in the horizontal direction, and therefore, the connection stability of the upper and lower connecting structures adjacent to each other in the horizontal direction is improved while the connection stability of the upper and lower connecting structures of the connecting nodes is ensured.
Optionally, the thickness of the lower anchor plate is greater than the thickness of the upper anchor plate.
Through adopting above-mentioned technical scheme, in actual work progress, the pressure that lower anchor plate bore is greater than last anchor plate, consequently through increasing the intensity when anchor plate thickness is in order to realize connecting portion connection concrete structure spare under the reinforcing to deformation volume when further reducing lower anchor plate connection concrete structure spare is in order to improve the stability of connected node, in order to realize the straightness error that hangs down between connected node and the concrete structure spare when further reducing integrated building.
Optionally, in the single-group upper and lower connecting structure, the number of the upper anchoring plates is greater than that of the lower anchoring plates.
Through adopting above-mentioned technical scheme, in actual work progress, the pressure that anchor plate bore down is greater than last anchor plate, consequently through the quantity that increases anchor plate down to the realization increases anchor plate and corresponds the area of connection between the concrete structure spare, thereby the deformation volume when further reducing anchor plate connection concrete structure spare is in order to improve the stability of connected node, with the straightness error that hangs down between connected node and the concrete structure spare when realizing further reducing integrated building.
Optionally, the upper anchoring plate and the lower anchoring plate are both fixedly provided with connecting steel bars for connecting with corresponding concrete structural members.
Through adopting above-mentioned technical scheme, the setting up of connecting reinforcement makes last anchor plate and anchor plate down just can form protruding structure on its surface, and when the concrete structure spare that corresponds was connected with last anchor plate or the lower anchor plate that corresponds, the protruding friction between concrete structure spare and the connected node that can effectively increase of connecting reinforcement formation to further improve connected node's stability, with the straightness error that hangs down between connected node and the concrete structure spare when realizing further reducing integrated building.
In a second aspect, the building structure provided by the present application adopts the following technical solutions:
a building structure comprises at least two concrete structural members, and all the concrete structural members are connected through the connecting nodes.
Through adopting above-mentioned technical scheme, through the anti deformability and the stability that increase connected node to deformation and the error that leads to when reducing connected node and the concrete structure spare that corresponds in the work progress, straightness error that hangs down between connected node and the concrete structure spare when realizing that building construction can reduce integrated building.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the upper anchoring plate and the lower anchoring plate are arranged, so that the strength of the connecting node is effectively improved, the deformation error generated in the production and transportation link of the connecting node can be reduced, and the perpendicularity of the connecting node in the subsequent connection of the concrete structural member is improved; the traditional connection mode of the embedded steel bars and the connecting steel bars is replaced by the mode that the upper anchoring plate and the lower anchoring plate are respectively connected with the embedded steel bars, so that the fixed area between the embedded steel bars and the connecting nodes is increased, the deformation error generated in the connection process of the embedded steel bars is further reduced, and the verticality between the connecting nodes and the concrete structural member is improved;
2. along with the increase of the strength of the connecting node, the capacity of buffering deformation can be enhanced after the connection of the embedded steel bars is finished, so that the stability of the verticality between the connecting node and the concrete structural member is improved. From this, the connected node of this application has the effect of straightness error that hangs down between connected node and the concrete structure spare when reducing integrated building.
Drawings
FIG. 1 is a schematic illustration of a building configuration of an embodiment of the present application, intended to represent the installation location of the nodes of the present application;
fig. 2 is a schematic view of an installation structure of a connection node according to an embodiment of the present application.
In the figure, 1, a concrete structural member; 11. a base plate; 12. a frame column; 13. a frame beam; 14. a top plate; 15. a partition wall; 2. an upper and lower connecting structure; 21. an upper connecting portion; 211. an upper mounting cavity; 212. an upper connecting through hole; 213. an upper anchoring plate; 214. connecting steel bars; 22. a lower connecting portion; 221. a lower mounting cavity; 222. a lower connecting through hole; 223. a lower anchoring plate; 224. connecting the steel bars at the lower part; 23. a bolt; 24. a connecting plate; 241. and connecting the holes.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses a building structure, and the building structure is through reducing the deformation error in the work progress in order to reduce the building structure straightness error that hangs down that finishes of being under construction.
Referring to fig. 1, the building construction comprises at least two concrete structural members 1, all of the concrete structural members 1 being connected by a connection node. The concrete structural members 1 are arranged in pairs in the vertical direction and the number thereof is eight at most. In this embodiment, the number of the concrete structural members 1 is four, the four concrete structural members 1 are divided into two layers in the vertical direction, and two concrete structural members are distributed in the horizontal direction of each layer.
The concrete structural member 1 is arranged in a substantially rectangular box-like manner. Each concrete structural member 1 includes a bottom plate 11, frame columns 12, frame beams 13, and a top plate 14. The bottom plate 11 is generally rectangular in arrangement to have a longitudinal direction and a lateral direction. The number of the frame posts 12 is four and the four frame posts are respectively arranged at the peripheral corners of the upper surface of the bottom plate 11. Two adjacent frame posts 12 are connected by a frame beam 13. The four frame beams 13 are enclosed to form an upper opening, and the top plate 14 is simultaneously connected with the upper ends of the four frame beams 13 to close the upper opening. The bottom plate 11, the frame columns 12, the frame beams 13 and the top plate 14 are all provided with embedded steel bars. Two adjacent frame beams 13 may also be provided with partition walls 15 according to actual production needs.
The connecting node comprises at least one group of upper and lower connecting structures 2 used for connecting two adjacent concrete structural members 1. The number of upper and lower connection structures 2 in a single connection node is at most four. When the number of the upper and lower connecting structures 2 is more than two, all the upper and lower connecting structures 2 are connected by the connecting plate 24. In the present embodiment, the number of the upper and lower connecting structures 2 is two.
Referring to fig. 2, each of the upper and lower connecting structures 2 includes an upper connecting portion 21 and a lower connecting portion 22, and the upper connecting portion 21 and the lower connecting portion 22 are connected by a bolt 23 and a nut. Specifically, the upper connecting portion 21 and the lower connecting portion 22 are both rectangular box-shaped, and the shape and size of the upper connecting portion 21 are the same as those of the lower connecting portion 22. Have upper mounting cavity 211 in the upper connecting portion 21, have lower mounting cavity 221 in the lower connecting portion 22, the space size of upper mounting cavity 211 and the space size of lower mounting cavity 221 all are greater than the size of bolt 23, and simultaneously, upper connecting portion 21 and lower connecting portion 22 all have the opening towards horizontal one side for bolt 23 installs. In the present embodiment, the opening direction of the upper connecting portion 21 is the same as the opening direction of the lower connecting portion 22, and the surface where the upper connecting portion 21 opens and the surface where the lower connecting portion 22 opens are front surfaces.
The lower surface of the upper connecting portion 21 is provided with an upper connecting through hole 212 for the bolt 23 to penetrate through, one side of the lower connecting portion 22 close to the upper connecting portion 21 is provided with a lower connecting through hole 222 for the bolt 23 to penetrate through, and the upper connecting through hole 212 is superposed with and communicated with the corresponding lower connecting through hole 222. When the bolt 23 and the nut are connected with the upper connecting portion 21 and the lower connecting portion 22, the bolt 23 enters the upper mounting cavity 211 from an opening of the upper mounting cavity 211, then a rod portion of the bolt 23 is placed into the upper connecting through hole 212 and penetrates out of the lower connecting through hole 222, a cap portion of the bolt 23 abuts against a bottom wall of the upper mounting cavity 211, the nut enters the lower mounting cavity 221 from an opening of the lower mounting cavity 221, and then the nut is in threaded connection with the rod portion of the bolt 23 so that the nut is pressed on the top of the lower mounting cavity 221, so that a lower side wall of the upper connecting portion 21 and a side wall of the upper connecting portion 21 are clamped between the cap portion of the bolt 23 and the nut, and connection between the upper connecting portion 21 and the lower connecting portion 22 is achieved.
In order to improve the connection stability of two horizontally adjacent upper and lower connection structures 2, the connection node further comprises a connection plate 24 for connecting all the upper and lower connection structures 2, and the connection plate 24 is arranged in a rectangular plate shape and is horizontally placed. The connecting plate 24 is provided with a plurality of connecting holes 241 through which the bolts 23 pass, and each of the upper and lower connecting structures 2 corresponds to one of the connecting holes 241. The connection plate 24 is interposed between the upper connection portion 21 and the corresponding lower connection portion 22. All the bolts 23 of the upper and lower connection structures 2 need to pass through the corresponding connection holes 241 of the connection plate 24 while connecting the upper connection portion 21 and the lower connection portion 22, so that the stability of the horizontal connection of the plurality of upper and lower connection structures 2 is achieved.
With reference to fig. 2, in order to improve the connection stability between the upper and lower connecting structures 2 and the corresponding concrete structural member 1, an upper anchoring plate 213 for being fixedly connected with the embedded steel bars on the concrete structural member 1 is fixedly disposed on the outer wall of the upper connecting portion 21, and a lower anchoring plate 223 for being fixedly connected with the embedded steel bars on the concrete structural member 1 is fixedly disposed on the outer wall of the lower connecting portion 22. Both upper anchor plate 213 and lower anchor plate 223 are placed vertically so that the height direction and thickness direction of upper anchor plate 213 and lower anchor plate 223 are directions on the horizontal plane.
The number of upper anchor plates 213 may be plural, and upper anchor plates 213 may be provided on one of the left or right side surfaces of upper connecting portion 21, or may be provided behind and/or on the upper surface of upper connecting portion 21. The number of the lower anchor plates 223 may be plural, and the lower anchor plates 223 may be provided on one of the left or right side surfaces of the lower connecting portion 22, and may be provided behind and/or on the lower surface of the upper connecting portion 21. The actual installation positions of the upper anchor plate 213 and the lower anchor plate 223 need to be adapted to the corresponding concrete structural member 1. The number of lower anchor plates 223 is greater than or equal to the number of upper anchor plates 213. In this embodiment, in the single-group upper and lower connecting structure 2, the number of the upper anchoring plates 213 is greater than that of the lower anchoring plates 223, and the thickness of the lower anchoring plates 223 is greater than that of the upper anchoring plates 213.
In order to further improve the connection stability between the upper and lower connecting structures 2 and the corresponding concrete structural member 1, the upper anchor plate 213 and the lower anchor plate 223 are both fixedly provided with a plurality of connecting steel bars for connecting with the corresponding concrete structural member 1. The arrangement of the connecting bars allows the upper anchor plate 213 and the lower anchor plate 223 to form a convex structure on the surface thereof. The connecting steel bars can be placed in the vertical direction or in the flat direction, but the axes of the connecting steel bars are parallel to the corresponding upper anchoring plate 213 or the corresponding lower anchoring plate 223. The plurality of connecting bars on the single upper anchor plate 213 are parallel to each other, and the plurality of connecting bars on the single lower anchor plate 223 are parallel to each other. The protruding that the connecting reinforcement formed can effectively increase the friction between concrete structure 1 and the connected node to further improve connected node's stability.
The implementation principle of the building structure of the embodiment of the application is as follows:
(1) and (3) installing a lower-layer concrete structural member 1: installing two concrete structural members 1 positioned at the lower layer, wherein the two concrete structural members 1 are horizontally distributed and mutually attached, a lower connecting part 22 is respectively installed on the frame columns 12 of the two concrete structural members 1 which are close to each other, and the lower anchoring plate 223 of the lower connecting part 22 is welded with the prefabricated steel bar of the corresponding concrete structural member 1;
(2) and (3) mounting a connecting plate 24: the connecting plates 24 are arranged on the two lower connecting parts 22, and the lower connecting through holes 222 of the two lower connecting parts 22 are communicated with the corresponding connecting holes 241 on the connecting plates 24;
(3) installation of upper concrete structural member 1: correspondingly installing two concrete structural members 1 on the two concrete structural members 1 positioned on the lower layer, respectively installing an upper connecting part 21 at the lower end of the frame column 12 of each concrete structural member 1 positioned on the upper layer, welding an upper anchoring plate 213 of the upper connecting part 21 with the prefabricated steel bar of the corresponding concrete structural member 1, and aligning the upper connecting part 21 with the corresponding lower connecting part 22 so as to communicate the upper connecting through hole 212 of the upper connecting part 21 with the lower connecting through hole 222 of the corresponding lower connecting part 22;
(4) the bolt 23 nut connects the upper connection portion 21 and the corresponding lower connection portion 22: the bolt 23 enters the upper mounting cavity 211 from an opening of the upper mounting cavity 211, then the rod part of the bolt 23 is placed into the upper connecting through hole 212, the rod part of the bolt 23 sequentially passes through the corresponding upper connecting through hole 212, the corresponding connecting hole 241 and the corresponding lower connecting through hole 222, and then passes through the lower connecting through hole 222, and the cap part of the bolt 23 abuts against the bottom wall of the upper mounting cavity 211; the nut is then inserted into the lower mounting chamber 221 from the opening of the lower mounting chamber 221, and then the nut is screwed to the shaft portion of the bolt 23 to press the nut against the top of the lower mounting chamber 221, thereby clamping the lower sidewall of the upper connecting portion 21 and the sidewall of the upper connecting portion 21 between the cap portion of the bolt 23 and the nut.
The embodiments of the present invention are preferred embodiments of the present application, and the protection scope of the present application is not limited thereby, wherein like parts are denoted by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component. Therefore, the method comprises the following steps: 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 concrete frame connecting joint is characterized by comprising at least one group of upper and lower connecting structures (2), wherein each upper and lower connecting structure (2) comprises an upper connecting part (21) and a lower connecting part (22), and the upper connecting part (21) is connected with the lower connecting part (22) through a bolt (23) and a nut;
an upper anchoring plate (213) fixedly connected with embedded steel bars on the concrete structural member (1) is fixedly arranged on the outer wall of the upper connecting part (21);
and a lower anchoring plate (223) fixedly connected with the embedded steel bars on the concrete structural member (1) is fixedly arranged on the outer wall of the lower connecting part (22).
2. A concrete frame connecting node according to claim 1, wherein the upper connecting portion (21) and the lower connecting portion (22) are both provided in the form of a box, an upper mounting cavity (211) is provided in the upper connecting portion (21), a lower mounting cavity (221) is provided in the lower connecting portion (22), the size of the space of the upper mounting cavity (211) and/or the size of the space of the lower mounting cavity (221) is larger than the size of the bolt (23), part of the bolt (23) is located in the upper mounting cavity (211) and the other part is located in the lower mounting cavity (221).
3. A concrete frame connecting node according to claim 2, wherein an upper connecting through hole (212) through which the bolt (23) is inserted is provided at a side of the upper connecting portion (21) adjacent to the lower connecting portion (22), a lower connecting through hole (222) through which the bolt (23) is inserted is provided at a side of the lower connecting portion (22) adjacent to the upper connecting portion (21), and the upper connecting through hole (212) communicates with the lower connecting through hole (222).
4. A concrete frame connecting node according to claim 1, wherein the number of the upper and lower connecting structures (2) is at least two, the connecting node further comprises a connecting plate (24) for connecting all the upper and lower connecting structures (2), the connecting plate (24) is clamped between the upper connecting portion (21) and the corresponding lower connecting portion (22), the connecting plate (24) is provided with a plurality of connecting holes (241) for bolts (23) to pass through, and each upper and lower connecting structure (2) corresponds to one connecting hole (241).
5. A concrete frame connection node according to claim 1, wherein the thickness of the lower anchorage plate (223) is greater than the thickness of the upper anchorage plate (213).
6. A concrete frame connecting node according to claim 1, wherein the number of upper anchorage plates (213) is greater than the number of lower anchorage plates (223) within a single set of upper and lower connecting structures (2).
7. A concrete frame connection node according to claim 1, wherein the upper anchor plate (213) and the lower anchor plate (223) are each fixedly provided with a connecting reinforcement for connection with a corresponding concrete structure (1).
8. A building construction, characterized in that it comprises at least two concrete structures (1), all concrete structures (1) being connected by a connecting node according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122498763.1U CN216405698U (en) | 2021-10-16 | 2021-10-16 | Concrete frame connected node and building construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122498763.1U CN216405698U (en) | 2021-10-16 | 2021-10-16 | Concrete frame connected node and building construction |
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| Publication Number | Publication Date |
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| CN216405698U true CN216405698U (en) | 2022-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122498763.1U Active CN216405698U (en) | 2021-10-16 | 2021-10-16 | Concrete frame connected node and building construction |
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| CN (1) | CN216405698U (en) |
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- 2021-10-16 CN CN202122498763.1U patent/CN216405698U/en active Active
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