CN210086553U - Dry-type connected precast concrete wall and foundation connection node - Google Patents

Dry-type connected precast concrete wall and foundation connection node Download PDF

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Publication number
CN210086553U
CN210086553U CN201920526432.4U CN201920526432U CN210086553U CN 210086553 U CN210086553 U CN 210086553U CN 201920526432 U CN201920526432 U CN 201920526432U CN 210086553 U CN210086553 U CN 210086553U
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China
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precast concrete
embedded
foundation
embedded part
wallboard
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CN201920526432.4U
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Inventor
范海祥
庞巍祥
俞小威
孔佳丹
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Baoye Group Zhejiang Construction Industry Research Institute Co Ltd
Zhejiang Bao Bao Modern Building Industrial Manufacturing Co Ltd
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Baoye Group Zhejiang Construction Industry Research Institute Co Ltd
Zhejiang Bao Bao Modern Building Industrial Manufacturing Co Ltd
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Abstract

The utility model relates to a dry-type connected precast concrete wall and foundation connection node, which comprises a precast concrete wallboard, a foundation embedded part, a precast concrete wallboard embedded part and a reinforced steel beam; one side of the precast concrete wallboard is provided with a door opening, and the outer side of the door opening is provided with a short wall; the foundation embedded part is embedded in the foundation; the precast concrete wallboard embedded part is embedded in the precast concrete wallboard and connected with the foundation embedded part, so that the precast concrete wallboard is installed on the foundation; the reinforced section steel beam is arranged between the embedded parts of the precast concrete wall panel and supports the lower part of the door opening. The utility model can realize the full-dry connection between the concrete wall board and the foundation, has repeated disassembly and assembly performance, and ensures that the prefabricated wall board can be recycled; door opening is reserved at the wallboard, and when the quarter wall of door opening both sides need be consolidated, this node is when considering how to be connected with lower part foundation, can be connected with side door opening enhancement shaped steel again, guarantees the wholeness of quarter wall.

Description

Dry-type connected precast concrete wall and foundation connection node
[ technical field ] A method for producing a semiconductor device
The utility model relates to a connected node of assembly type structure, concretely relates to precast concrete wall body and basic connected node that dry-type is connected belongs to building engineering technical field.
[ background of the invention ]
At present, the prefabricated concrete wall panel of domestic assembled is connected with the basis and generally adopts the pre-buried dowel bar of basis, and when the prefabricated concrete wall panel was produced in the mill, pre-buried sleeve perhaps set up the steel bar connection cavity in the wallboard, during the wallboard installation to the pre-buried rebar of basis from down in and insert wallboard pre-buried sleeve or cavity, then become whole through wet operation of grout to the basis with the prefabricated wallboard of upper portion. The wall plate and the foundation are connected into a whole in a construction mode, stress is safe and reliable, on-site grouting wet operation is required, strict requirements are required on grouting quality, a proper detection means is not provided to ensure grouting compactness, grouting fullness directly influences the connection performance of the foundation embedded steel bars and the upper wall plate, and if grouting is not compact, the foundation embedded steel bars are pulled out to influence stress safety; this kind connects into holistic structure mode through the grout to basis and wallboard simultaneously, the dismantlement of the building of being not convenient for can damage prefabricated wallboard at the dismantlement in-process, leads to the unable cyclic utilization of prefabricated wallboard.
Especially when the door opening is reserved in the precast concrete wallboard, the door opening can destroy the integrity of the wallboard, a large notch is formed in the wallboard, the two short walls on the two sides of the notch are generally narrow in width and high in height, and a slender cantilever structure is formed. At present, two common reinforcement modes are provided, one mode is that steel plates are pre-embedded on two short walls, then a section of section steel beam is welded on the pre-embedded steel plates, and the reinforced section steel beam is cut off after the prefabricated wall board is installed, so that the two short walls can be ensured to form a whole, but the two short walls need to be cut on site, and the repeated utilization rate of the section steel beam is low; the other method is to pre-embed nuts on the two short walls, then connect a section of section steel beam by bolts, and twist off the bolts and dismount the section steel beam after the prefabricated wall panel is installed, so that the operation is convenient, the section steel is easy to recycle, but because the prefabricated wall panel is manufactured by only one to two pre-embedded nuts, the rigidity of the joint is not too strong when the prefabricated wall panel is connected with the section steel, the reinforcement of the two short walls is relatively weak, and the two short walls have the risk of damage in links such as demoulding, transportation and hoisting.
Therefore, in order to solve the above technical problems, it is necessary to provide an innovative dry-joined precast concrete wall and foundation connecting node to overcome the above-mentioned drawbacks of the prior art.
[ Utility model ] content
In order to solve the problems, an object of the utility model is to provide a precast concrete wall body and basic connected node that dry-type is connected, when making its application in precast concrete wallboard and basic connection, connected node does not need the grout, only needs simple coupling nut just can realize safe and reliable's connection, can audio-visual assurance connection quality. The connecting nodes can realize full-dry type connection, have repeated disassembly and assembly performance and ensure that the prefabricated wall panel can be recycled; when the connected node was used in the short wall department of two limbs on door opening both sides simultaneously, can connect shaped steel roof beam, consolidate two limbs short wall, it is good to consolidate the wholeness moreover, can conveniently dismantle. The connecting node can realize factory manufacturing and production of the precast concrete wallboard, and can realize quick assembly on a construction site through transportation.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a dry-type connected precast concrete wall and foundation connecting node comprises a precast concrete wall panel, a foundation embedded part, a precast concrete wall panel embedded part and a reinforced steel beam; wherein, one side of the precast concrete wallboard is provided with a door opening, and the outer side of the door opening is provided with a short wall; the foundation embedded part is embedded in the foundation; the precast concrete wallboard embedded part is embedded in the precast concrete wallboard and connected with the foundation embedded part, so that the precast concrete wallboard is installed on the foundation; the reinforced section steel beam is arranged between the embedded parts of the precast concrete wall panel and supports the lower part of the door opening.
The utility model discloses a precast concrete wall body and basic connected node that dry-type is connected further sets up to: the precast concrete wallboard embedded part is anchored at the bottom of the precast concrete wallboard, an anchor bolt hole is formed in the lower portion of the precast concrete wallboard embedded part, and a high-strength bolt connecting hole is reserved in the side face of the precast concrete wallboard embedded part.
The utility model discloses a precast concrete wall body and basic connected node that dry-type is connected further sets up to: the basic embedded part comprises an embedded steel plate and an embedded anchor bolt; the embedded steel plate is anchored on a foundation through an embedded anchor bolt; the upper part of the embedded anchor bolt is exposed and penetrates out of the anchor bolt hole, and the nut is screwed on the embedded anchor bolt hole, so that the foundation embedded part is combined with the prefabricated concrete wall panel embedded part.
The utility model discloses a precast concrete wall body and basic connected node that dry-type is connected further sets up to: the precast concrete wallboard embedded part is made of steel or aluminum alloy, is of a hollow rectangular structure, and is open on one side.
The utility model discloses a precast concrete wall body and basic connected node that dry-type is connected still set up to: the reinforced steel beam is specifically C-shaped steel, channel steel or I-shaped steel, and reinforcing plates are welded at two ends of the reinforced steel beam; the side surfaces of the reinforcing plate and the precast concrete wall panel embedded part are connected through a bolt assembly.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the dry type full bolt connection is adopted, on-site grouting and wet operation are not needed, whether the connection is in place or not is achieved, and visual judgment is easy to carry out.
2. The connecting node can realize factory manufacturing and production of the precast concrete wallboard, and can realize quick assembly on a construction site through transportation.
3. This connected node needs to be removed, when transporting in the interim room of assembling fast again, more can the system advantage, and traditional concrete wallboard and basic connection need connect into whole through the grout, can damage prefabricated wallboard dismantling the in-process, leads to the unable cyclic utilization of prefabricated wallboard. The main precast concrete wallboard of the building using the connecting node can be recycled in the moving process, so that the generation of a large amount of building garbage is reduced, and the construction cost is effectively reduced.
4. When the door opening is reserved in the precast concrete wallboard, and the short wall on two sides of the door opening needs to be reinforced, the node can be connected with the side door opening reinforced section steel while considering how to be connected with the lower foundation, so that the integrity of the short wall is ensured.
5. The reinforced section steel beam at the lower part of the door opening of the connecting node can be quickly connected through the bolts, and the connecting bolts are more, so that the rigidity of the connecting node of the wall and the reinforced section steel beam is good, the integrity of the short wall is ensured, and the damage of the short wall in the transportation and installation process is reduced.
[ description of the drawings ]
Fig. 1 is the structural schematic diagram of the dry-type connected precast concrete wall and the basic connection node of the present invention.
Fig. 2 is a partially enlarged view of a portion a in fig. 1.
[ detailed description ] embodiments
Please refer to description attached drawing 1 and fig. 2, the utility model relates to a precast concrete wall and basic connected node of dry-type connection, it comprises several parts such as precast concrete wallboard 1, basis 2, basic built-in fitting 3, precast concrete wallboard built-in fitting 4 and reinforcement type girder steel 5, and its prefabricated component realizes the mill's preparation production, through the transportation, realizes assembling fast at the building site scene. When the connecting node is used in a building needing to be moved, the connecting node can be easily detached and rebuilt, and building parts can be recycled.
The prefabricated concrete wall panel 1 is prefabricated in a factory, a door opening 6 is formed in one side of the prefabricated concrete wall panel, the door opening 6 is arranged according to building function requirements, and the prefabricated concrete wall panel is reserved when being prefabricated in the factory. The outer side of the door opening 6 is provided with a short wall 7, the short wall 7 is a slender cantilever member, and the short wall needs to be reinforced in links of demoulding, transportation, hoisting and the like.
The foundation 1 is prefabricated in a factory or cast in place. The foundation embedded part embedded 3 is embedded on the foundation 1 when the foundation 1 is constructed or manufactured, and the upper part of the foundation embedded part embedded is exposed. Specifically, the basic embedded part 3 includes an embedded steel plate 31 and an embedded anchor bolt 42. The embedded steel plate 31 is anchored on the foundation 1 through an embedded anchor bolt 42; when the foundation 1 is constructed or manufactured, the embedded bolts 42 are embedded in the foundation reinforcing mesh at the lower part, the upper parts of the embedded bolts are exposed, the diameters, the number, the embedded lengths and the exposed size lengths of the embedded bolts 42 are set according to the structural stress calculation and the connection length requirement, the embedded bolts 42 are arranged in groups, and an integral stress component is formed by the embedded steel plates 31.
The precast concrete wallboard embedded part 4 is embedded in the precast concrete wallboard 1 and connected with the foundation embedded part 3, so that the precast concrete wallboard 1 is installed on the foundation 2. Furthermore, the precast concrete wallboard embedded part 4 is anchored at the bottom of the precast concrete wallboard 1, an anchor bolt hole (not numbered) is arranged at the lower part of the precast concrete wallboard embedded part, and a high-strength bolt connecting hole (not numbered) is reserved on the side surface of the precast concrete wallboard embedded part. The embedded anchor bolt 42 of the embedded part 3 of the foundation penetrates out of the anchor bolt hole and is in threaded connection with the nut 41, so that the foundation embedded part 3 and the embedded part 4 of the precast concrete wall panel are combined and whether the connection is in place or not is judged visually easily.
The reinforced section steel beam 5 is arranged between the embedded parts 4 of the precast concrete wall panel, is accommodated in the door opening 6, supports the lower part of the door opening 6, is used for reinforcing the short wall 7, and is good in reinforcement integrity and convenient to detach. In the present embodiment, the reinforced steel beam 5 is specifically C-shaped steel, channel steel or i-shaped steel, and reinforcing plates 51 are welded to both ends thereof. The gusset plate 51 and the side of the precast concrete panel embedment 4 are connected by a bolt assembly 52.
The precast concrete wall panel embedded parts 4 are made of steel or aluminum alloy, are of hollow rectangular structures, are open on one side, have enough operating space when being convenient for installing the bolts 52 and the nuts 41, and are formed by welding or integral forging.
The dry-type connection precast concrete wall body and the foundation connection node of the utility model can realize the full dry-type connection of the concrete wall board and the foundation connection, have the repeated disassembly and assembly performance, and ensure the recovery and the cyclic utilization of the precast wall board; door opening is reserved at the wallboard, and when the quarter wall of door opening both sides need be consolidated, this node is when considering how to be connected with lower part foundation, can be connected with side door opening enhancement shaped steel again, guarantees the wholeness of quarter wall. Specially adapted those need move, will realize the interim building of assembling fast again, if interim basic station for communication, interim settlement use room, the on-the-spot interim room of using of building site etc. when the building needs move, precast concrete wallboard and basic connection can realize easily dismantling owing to adopt dry-type full bolted connection, transport to new place after, install fast again. The recycling of the prefabricated wall plate parts not only reduces the generation of construction waste and the resource consumption, but also reduces the construction cost and creates social value.
The above embodiments are merely preferred embodiments of the present disclosure, which are not intended to limit the present disclosure, and any modifications, equivalents, improvements and the like, which are within the spirit and principle of the present disclosure, should be included in the scope of the present disclosure.

Claims (5)

1. The utility model provides a precast concrete wall body and basic connected node that dry-type is connected which characterized in that: the prefabricated concrete wall panel embedded part is arranged on the foundation; wherein, one side of the precast concrete wallboard is provided with a door opening, and the outer side of the door opening is provided with a short wall; the foundation embedded part is embedded in the foundation; the precast concrete wallboard embedded part is embedded in the precast concrete wallboard and connected with the foundation embedded part, so that the precast concrete wallboard is installed on the foundation; the reinforced section steel beam is arranged between the embedded parts of the precast concrete wall panel and supports the lower part of the door opening.
2. The dry-connect precast concrete wall and foundation connection node of claim 1, wherein: the precast concrete wallboard embedded part is anchored at the bottom of the precast concrete wallboard, an anchor bolt hole is formed in the lower portion of the precast concrete wallboard embedded part, and a high-strength bolt connecting hole is reserved in the side face of the precast concrete wallboard embedded part.
3. The dry-connect precast concrete wall and foundation connection node of claim 2, wherein: the basic embedded part comprises an embedded steel plate and an embedded anchor bolt; the embedded steel plate is anchored on a foundation through an embedded anchor bolt; the upper part of the embedded anchor bolt is exposed and penetrates out of the anchor bolt hole, and the nut is screwed on the embedded anchor bolt hole, so that the foundation embedded part is combined with the prefabricated concrete wall panel embedded part.
4. The dry-connect precast concrete wall and foundation connection node of claim 1, wherein: the precast concrete wallboard embedded part is made of steel or aluminum alloy, is of a hollow rectangular structure, and is open on one side.
5. The dry-connect precast concrete wall and foundation connection node of claim 1, wherein: the reinforced steel beam is specifically C-shaped steel, channel steel or I-shaped steel, and reinforcing plates are welded at two ends of the reinforced steel beam; the side surfaces of the reinforcing plate and the precast concrete wall panel embedded part are connected through a bolt assembly.
CN201920526432.4U 2019-04-18 2019-04-18 Dry-type connected precast concrete wall and foundation connection node Active CN210086553U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920526432.4U CN210086553U (en) 2019-04-18 2019-04-18 Dry-type connected precast concrete wall and foundation connection node

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920526432.4U CN210086553U (en) 2019-04-18 2019-04-18 Dry-type connected precast concrete wall and foundation connection node

Publications (1)

Publication Number Publication Date
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113502948A (en) * 2021-08-13 2021-10-15 中铁二十局集团市政工程有限公司 Reinforced concrete shear wall with steel connecting pieces and soft steel supports and construction method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113502948A (en) * 2021-08-13 2021-10-15 中铁二十局集团市政工程有限公司 Reinforced concrete shear wall with steel connecting pieces and soft steel supports and construction method

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