Prefabricated part connecting piece and connecting joint

Abstract

The utility model discloses a prefabricated part connecting piece and a connecting node. The prefabricated part connecting piece comprises a connecting plate, a connecting box is installed on the back face of the connecting plate, a grouting opening and a grout overflowing opening are formed in the connecting box, the grouting opening is closer to the connecting plate than the grout overflowing opening, an inner cavity of the connecting box is arranged to be a grouting space, and joint bar openings which are communicated are formed in the connecting plate and the connecting box. The prefabricated part connecting piece is pre-buried in the connecting end of a prefabricated part A of the prefabricated part connecting joint, a connecting steel bar is pre-buried or post-planted in the connecting end of a prefabricated part B, the connecting steel bar of the prefabricated part B is inserted into a bar inserting opening of the prefabricated part A, and connecting slurry is injected into the grouting space. The utility model has the advantages of simple structure, simple production and construction process and low production cost.

Description

Technical Field

[0001] The utility model relates to an assembled building, in particular to a prefabricated component connector and a connecting node. Background Art

[0002] In existing prefabricated buildings, there are many types of prefabricated wall panel connection nodes, complex structures, complicated production and construction processes, and uncontrollable costs. Utility Model Content

[0003] The technical problem to be solved by the utility model is that, in view of the shortcomings of the existing prefabricated wall panel connection nodes, which are of many types, complex structures, complex production and construction processes, and uncontrollable costs, the utility model provides a prefabricated component connector and connection node with simple production and construction processes and low cost.

[0004] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0005] A prefabricated component connector comprises a connecting plate, a connecting box is installed on the back of the connecting plate, a grouting port and an overflow port are arranged on the connecting box, the grouting port is closer to the connecting plate than the overflow port, the inner cavity of the connecting box is arranged as a grouting space, and the connecting plate and the connecting box are provided with interconnected reinforcing bar insertion ports.

[0006] Preferably, reinforcing steel bars are installed on the back side of the connecting plate, the reinforcing steel bars are connected to the connecting plate to form a ring structure, and there is a gap between the reinforcing steel bars and the connecting box.

[0007] Preferably, the reinforcing steel bar is a U-shaped structure.

[0008] Preferably, the connecting plate is a steel plate, and the reinforcing steel bars are welded to the connecting plate as a whole.

[0009] Preferably, the connection box adopts an 86-type bottom box, and the grouting port and the overflow port are formed by installing a PVC pipe on the connection box.

[0010] Preferably, the connection plate and the connection box are connected via self-tapping screws.

[0011] Based on the same inventive concept, the utility model also provides a prefabricated component connection node, including a prefabricated component A and a prefabricated component B, wherein the connection end of the prefabricated component A is pre-embedded with the prefabricated component connector, the connection end of the prefabricated component B is pre-embedded or post-embedded with connecting steel bars, the connecting steel bars of the prefabricated component B are inserted into the reinforcing bar insertion opening of the prefabricated component A, and the connecting slurry is injected into the grouting space.

[0012] Preferably, the prefabricated components A and B are prefabricated wall panels.

[0013] The prefabricated component connection node also includes a prefabricated floor slab, which has connection steel bar holes reserved in it. The connection steel bars of the prefabricated component B pass through the connection steel bar holes and are inserted into the reinforcement holes of the prefabricated component A, and the connection steel bar holes are filled with concrete.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] When the prefabricated component connector of the present invention is used for connecting prefabricated components (such as prefabricated wall panels), it is only necessary to pre-embed the prefabricated component connector of the present invention in the connecting end of prefabricated component A, and pre-embed or post-plant connecting steel bars in the connecting end of prefabricated component B, and then insert the connecting steel bars of prefabricated component B into the reinforcing bar insertion opening of prefabricated component A, and inject connecting slurry into the grouting space, so as to realize the connection of prefabricated component A and prefabricated component B. The overall production and construction process is simple, the connection efficiency is high, and the production cost of the prefabricated component connector is low. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a three-dimensional diagram of the prefabricated component connector of the utility model.

[0018] Figure 2 This is the combined structural diagram of the connecting plate and the reinforcing steel bars.

[0019] Figure 3 This is a structural diagram of the connection box.

[0020] Figure 4 This is a front view of the structure of an embodiment of the prefabricated component connection node of the utility model

[0021] Figure 5 It is a side structural schematic diagram of an embodiment of a prefabricated component connection node of the utility model. DETAILED DESCRIPTION

[0022] The present invention is further described below in conjunction with specific preferred embodiments, but the protection scope of the present invention is not limited thereby.

[0023] In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] See also Figure 1 - Figure 3 An embodiment of a prefabricated component connector D of the present invention comprises a connecting plate 1, a connecting box 2 and a reinforcing steel bar 3 are installed on the back of the connecting plate 1.

[0026] The connecting plate 1 is used as the main shear-resistant force-bearing member, and preferably a steel plate is used. To improve the connection strength, the reinforcing steel bar 3 is welded to the connecting plate 1 to form a ring structure. To further ensure the firmness of the embedded prefabricated component connector D of the utility model, a gap 4 for filling concrete is provided between the reinforcing steel bar 3 and the connecting box 2. The reinforcing steel bar 3 preferably adopts a U-shaped structure.

[0027] The connection box 2 is provided with a grouting port 21 and an overflow port 22, wherein the grouting port 21 is closer to the connection plate 1 than the overflow port 22, the inner cavity of the connection box 2 is provided as a grouting space, and the connection plate 1 is connected to the connection box 2 via self-tapping screws 5, and the connection plate 1 and the connection box 2 are provided with interconnected reinforcing bar ports 11.

[0028] The connection box 2 is preferably a 86-type bottom box, and the grouting port 21 and the overflow port 22 are formed by installing a PVC pipe on the connection box 2 using a locking nut.

[0029] See also Figure 4 , Figure 5An embodiment of a prefabricated component connection node of the utility model comprises a prefabricated component A and a prefabricated component B, wherein the connection end of the prefabricated component A is pre-embedded with the prefabricated component connection piece D, and the connection end of the prefabricated component B is pre-embedded or post-embedded with a connecting steel bar E, the connecting steel bar E of the prefabricated component B is inserted into the reinforcing bar insertion port 11 of the prefabricated component A, and the connecting slurry is injected into the grouting space.

[0030] When the prefabricated components A and B are prefabricated wall panels and also include prefabricated floor panels C, a connecting steel bar through hole C1 is reserved on the prefabricated floor panels C, and the connecting steel bar E of the prefabricated component B passes through the connecting steel bar through hole C1 and is inserted into the reinforcing bar insertion hole 11 of the prefabricated component A, and the connecting steel bar through hole C1 is filled with fine stone concrete, and the grouting port of the structural connector A is grouted, and when the grout overflows from the grouting port, the node is completed. The connecting slurry is injected into the grouting space.

[0031] The above is only a specific implementation scheme of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the field can make many possible changes and modifications to the technical scheme of the utility model by using the technical content disclosed above without departing from the scope of the technical scheme of the utility model, or modify it into an equivalent embodiment of equivalent changes. Therefore, any simple modification, equivalent change and modification made to the above embodiments based on the technical essence of the utility model without departing from the content of the technical scheme of the utility model shall fall within the protection scope of the technical scheme of the utility model.

Claims

1. A prefabricated component connector, comprising a connecting plate, characterized in that: A connection box is installed on the back of the connection plate, and a grouting port and an overflow port are arranged on the connection box. The grouting port is closer to the connection plate than the overflow port. The inner cavity of the connection box is arranged as a grouting space, and interconnected reinforcing bar insertion ports are arranged on the connection plate and the connection box.

2. The prefabricated component connector according to claim 1, characterized in that: A reinforcing steel bar is installed on the back of the connecting plate. The reinforcing steel bar and the connecting plate are connected to form a ring structure, and there is a gap between the reinforcing steel bar and the connecting box.

3. The prefabricated component connector according to claim 2, characterized in that: The reinforcing steel bar is a U-shaped structure.

4. The prefabricated component connector according to claim 2, characterized in that: The connecting plate is a steel plate, and the reinforcing steel bars are welded to the connecting plate as a whole.

5. The prefabricated component connector according to claim 1, characterized in that: The connection box adopts an 86-type bottom box, and the grouting port and the overflow port are formed by installing a PVC pipe on the connection box.

6. The prefabricated component connector according to claim 5, characterized in that: The connecting plate and the connecting box are connected via self-tapping screws.

7. A prefabricated component connection node, comprising a prefabricated component A and a prefabricated component B, characterized in that: The connection end of the prefabricated component A is pre-embedded with the prefabricated component connector described in any one of claims 1 to 6, the connection end of the prefabricated component B is pre-embedded or post-planted with connecting steel bars, the connecting steel bars of the prefabricated component B are inserted into the reinforcing bar insertion opening of the prefabricated component A, and the connecting slurry is injected into the grouting space.

8. The prefabricated component connection node according to claim 7, characterized in that: The prefabricated components A and B are prefabricated wall panels.

9. The prefabricated component connection node according to claim 8, characterized in that: It also includes a prefabricated floor slab, which has connection steel bar holes reserved in the prefabricated floor slab. The connection steel bars of the prefabricated component B pass through the connection steel bar holes and are inserted into the reinforcement holes of the prefabricated component A, and the connection steel bar holes are filled with concrete.

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