CN221298252U - Connecting node of prefabricated wallboard and stairwell rest platform - Google Patents

Abstract

The utility model provides a connecting node of a prefabricated wallboard and a rest platform of a stairwell. The utility model provides a prefabricated wallboard and stair room rest platform's connected node includes first side's pipe, curb plate and second side's pipe, the second side's pipe is arranged in the prefabricated wallboard, first side's pipe sets up in the second side's pipe, just the both ends of first side's pipe stretch out the outside of second side's pipe and lie in the downside of prefabricated floor simultaneously, both sides vertical welding screw that is equipped with in the prefabricated floor, welding screw's lower extreme is connected with the upper surface of first side's pipe, the both ends of first side's pipe are connected the curb plate. The utility model solves the defects of the prior art that the prefabricated wallboard has large production difficulty, high die cost, complex assembly and connection process and inconvenient transportation of the bracket reserved on the two sides.

Description

Connecting node of prefabricated wallboard and stairwell rest platform

Technical Field

The utility model relates to the technical field of assembly type constructional engineering, in particular to a connecting node of a prefabricated wallboard and a rest platform of a stairwell.

Background

The prefabricated floor slab and the prefabricated wallboard are installed to form a rest platform of the stairwell. The connecting node of the existing prefabricated wallboard and the prefabricated floor slab adopts prefabricated corbels, namely, the corbels are arranged on the prefabricated wallboard, and the prefabricated wallboard is arranged on the corbels to realize installation. Because prefabricated wallboard two sides all have the stairwell, all need install prefabricated floor, consequently, all need prefabricated bracket in prefabricated wallboard's both sides, the production degree of difficulty is great, and the mould cost is higher, and assembly connection technology is complicated, inconvenient transportation.

Disclosure of utility model

The utility model aims to provide a connecting node of a prefabricated wallboard and a rest platform of a stairwell, which solves the defects of high production difficulty, high die cost, complex assembly and connection process and inconvenience in transportation of prefabricated wallboard double-side reserved brackets in the prior art.

The technical scheme of the utility model is as follows: the utility model provides a prefabricated wallboard and stair room rest platform's connected node for be connected between prefabricated wallboard and the prefabricated floor, prefabricated floor divides the both sides of locating prefabricated wallboard, and it includes first side's pipe, curb plate and second side's pipe, the second side's pipe is arranged in the prefabricated wallboard, first side's pipe sets up in the second side's pipe, just the both ends of first side's pipe stretch out the outside of second side's pipe and lie in the downside of prefabricated floor simultaneously, both sides vertical welding screw that is equipped with in the prefabricated floor, welding screw's lower extreme is connected with the upper surface of first side's pipe, the both ends of first side's pipe are connected the curb plate.

Preferably, the lower side of the precast floor slab is provided with a sink groove extending upwards, and the first square pipe is arranged in the sink groove.

Preferably, mortar is arranged between the first square pipe and the second square pipe.

Preferably, a rubber pad is arranged between the prefabricated floor slab and the first square pipe.

Preferably, the first square tube and the second square tube are seamless steel tubes, and the side plates are steel plates.

Preferably, a plurality of connection nodes are distributed in the longitudinal direction of the precast floor slab, and every two first side pipes are connected through channel steel.

Preferably, a connecting plate is arranged on the end side of the first square tube, the end part of the channel steel is fixed with the connecting plate, and the connecting plate is connected with the first square tube through a bolt.

Preferably, the first square tube is provided with a first waist-shaped hole extending horizontally, the connecting plate is provided with a second waist-shaped hole inclining, and the bolt is arranged in the first waist-shaped hole and the second waist-shaped hole.

Compared with the related art, the utility model has the beneficial effects that:

1. The utility model adopts the method of installing the second square tube in the prefabricated wallboard and installing the node of the first square tube connected with the prefabricated rest platform (prefabricated floor slab) of the two-side stairwell on site, thereby solving the defects of large production difficulty, high die cost, complex assembly and connection process and inconvenient transportation of the prefabricated wallboard in the prior art;

2. The connecting node has the characteristics of high structural strength, high installation precision, convenience and rapidness in installation and connection, convenience in disassembly and transportation and the like.

Drawings

FIG. 1 is a schematic view of a connection node between a prefabricated wall panel and a landing of a stairwell according to an embodiment of the present utility model;

FIG. 2 is a schematic structural view of a second embodiment of a connection node between a prefabricated wall panel and a rest platform of a stairwell according to the present utility model;

FIG. 3 is a partial plan view of a double-sided staircase connection;

FIG. 4 is a schematic cross-sectional view taken along line A-A in FIG. 3;

fig. 5 is a schematic sectional view taken along B-B in fig. 3.

In the accompanying drawings: 1. prefabricating wallboard; 2. prefabricating a floor slab; 4. a first square tube; 41. a first waist-shaped hole; 42. a second waist-shaped hole; 5. a side plate; 6. a second square tube; 7. welding a screw; 8. a connecting plate; 9. channel steel; 10. a bolt; 11. a rubber pad; 12. and (5) mortar.

Detailed Description

The utility model will be described in detail below with reference to the drawings in connection with embodiments. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. For convenience of description, the words "upper", "lower", "left" and "right" are used hereinafter to denote only the directions corresponding to the upper, lower, left, and right directions of the drawings, and do not limit the structure.

Example 1

As shown in fig. 1, the connection node of the prefabricated wallboard and the rest platform of the stairwell provided in this embodiment is used for connection between the prefabricated wallboard 1 and the prefabricated floor slab 2, and the prefabricated floor slab 2 is separately arranged at two sides of the prefabricated wallboard 1.

The connecting node of the prefabricated wallboard and the rest platform of the stairwell comprises a first square pipe 4, a side plate 5 and a second square pipe 6. The first square pipe 4 and the second square pipe 6 are seamless steel pipes, and the side plates 5 are steel plates. The side plates 5 have an area larger than the cross-sectional area of the first square tube 4, so that the side plates 5 are fixed at both ends of the first square tube 4 and extend beyond the outer side of the first square tube 4 (as shown in fig. 5).

The second square tube 6 is arranged in the prefabricated wallboard 1. The second square tube 6 is prefabricated in the prefabricated wallboard 1 in the prefabrication process. The first square pipe 4 is inserted into the second square pipe 6, and mortar 12 is filled between the first square pipe 4 and the second square pipe 6. The two ends of the first square pipe 4 extend out of the second square pipe 6 and are positioned at the lower side of the precast floor slab 2. A flexible rubber pad 11 is arranged between the lower surface of the precast floor slab 2 and the upper surface of the first square tube 4.

Vertical mounting holes are formed in the precast floor slabs 2 on two sides, welding screws 7 are arranged in the mounting holes, and the lower ends of the welding screws 7 are connected with the upper surface of the first square pipe 4. The welding screw 7 is filled with mortar 12 in the mounting hole. The first square pipe 4 extends out of the two ends of the second square pipe 6 by equal distances.

Example two

As shown in fig. 2, the first embodiment is repeated except that the underside of the precast floor plank 2 in this embodiment is provided with an upwardly extending sink in which the first square tube 4 is placed. The connecting node is embedded in a sinking groove reserved in the precast floor slab 2, and the side plate 5 after installation does not exceed the lower surface of the precast floor slab 2.

As shown in fig. 3, in any of the above embodiments, a plurality of connection nodes are arranged in the longitudinal direction of the prefabricated floor slab 2, and every two first side pipes 4 are connected by a channel steel 9. Namely, both ends of the first square pipe 4 extending out of the second square pipe 6 are connected with the channel steel 9.

As shown in fig. 4, a connection plate 8 is provided on the end side of the first square tube 4, the end of the channel 9 is fixed to the connection plate 8, and the connection plate 8 is connected to the first square tube 4 by a bolt 10.

As shown in fig. 5, the first square tube 4 is provided with a first waist-shaped hole 41 extending horizontally, the connecting plate 8 is provided with a second waist-shaped hole 42 inclined, and the bolt 10 is mounted in the first waist-shaped hole 41 and the second waist-shaped hole 42. The second waist-shaped holes 42 are provided in two groups on the first square tube 4, one group at each end. In both sets, two second kidney-shaped apertures 42 are arranged in a "splayed" configuration. When the prefabricated floor slab is installed, the distance between the two prefabricated floor slabs 2 is adjusted through the first waist-shaped holes 41 which extend horizontally, and the leveling of the prefabricated floor slabs 2 is achieved through the second inclined waist-shaped holes 42.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (8)

1. The utility model provides a prefabricated wallboard and stair room rest platform's connected node for be connected between prefabricated wallboard (1) and prefabricated floor (2), prefabricated floor (2) divide and locate the both sides of prefabricated wallboard (1), a serial communication port, including first side pipe (4), curb plate (5) and second side pipe (6), second side pipe (6) are arranged in prefabricated wallboard (1), first side pipe (4) set up in second side pipe (6), just the outside that second side pipe (6) are stretched out at the both ends of first side pipe (4) and are located the downside of prefabricated floor (2) simultaneously, both sides vertical welding screw (7) that are equipped with in prefabricated floor (2), the lower extreme of welding screw (7) is connected with the upper surface of first side pipe (4), the both ends of first side pipe (4) are connected curb plate (5).

2. The connection node of prefabricated wall panels and a stairwell rest platform according to claim 1, characterized in that the underside of the prefabricated floor slab (2) is provided with an upwardly extending sink, in which sink the first square tube (4) is placed.

3. The connection node of a prefabricated wall panel and a stairwell rest platform according to claim 1 or 2, characterized in that mortar (12) is arranged between the first square tube (4) and the second square tube (6).

4. The connection node of a prefabricated wall panel and a stairwell rest platform according to claim 1 or 2, characterized in that a rubber pad (11) is arranged between the prefabricated floor slab (2) and the first square tube (4).

5. The connection node of the prefabricated wall panel and the stairwell rest platform according to claim 1 or 2, wherein the first square tube (4) and the second square tube (6) are seamless steel tubes, and the side plates (5) are steel plates.

6. The connection node of the prefabricated wall panel and the rest platform of the stairwell according to claim 1 or 2, wherein a plurality of connection nodes are distributed in the longitudinal direction of the prefabricated floor slab (2), and every two first square tubes (4) are connected through channel steel (9).

7. The connection node of the prefabricated wall panel and the stairwell rest platform according to claim 6, wherein a connection plate (8) is arranged on the end side of the first square tube (4), the end part of the channel steel (9) is fixed with the connection plate (8), and the connection plate (8) is connected with the first square tube (4) through a bolt (10).

8. The connection node of the prefabricated wall panel and the stairwell rest platform according to claim 7, wherein the first square tube (4) is provided with a first waist-shaped hole (41) extending horizontally, the connecting plate (8) is provided with a second waist-shaped hole (42) inclining, and the bolt (10) is installed in the first waist-shaped hole (41) and the second waist-shaped hole (42).