CN215290677U

CN215290677U - Fixed positioning tool bracket for embedded part in precast concrete column

Info

Publication number: CN215290677U
Application number: CN202120752989.7U
Authority: CN
Inventors: 韦韬; 张蓬勃; 张军; 袁治; 杨志荣
Original assignee: Chengdu Wanhao Technology Co ltd
Current assignee: Chengdu Wanhao Technology Co ltd
Priority date: 2021-04-13
Filing date: 2021-04-13
Publication date: 2021-12-24
Anticipated expiration: 2031-04-13

Abstract

The utility model discloses a fixed location frock support of built-in fitting in precast concrete post belongs to the assembly type concrete building field, and it is including cutting the support body that personally submits the mould that the U type set up and be the setting of square frame type, and first screw hole has all been seted up to the three side of mould, has all seted up the second screw hole on four lateral walls of support body, and support body cover is established outside the mould, and second screw and the coaxial setting of first screw on the lateral wall of the mutual laminating of support and mould, first screw hole and the same setting of second screw hole. The tool support can simultaneously realize pre-burying of four different embedded parts, and the arrangement of the support body can effectively avoid the phenomenon that the side walls of the mold in the area of the first threaded hole and the second threaded hole incline outwards when cement is solidified, so that the position precision of the embedded parts is improved.

Description

Fixed positioning tool bracket for embedded part in precast concrete column

Technical Field

The utility model relates to an assembled concrete building field especially relates to a fixed location frock support of built-in fitting in precast concrete post.

Background

Fabricated Concrete, also known as Precast Concrete (PC), is one type of fabricated building. Fabricated concrete (PC) components are concrete products that are manufactured by standardized, mechanized processes in a factory. The corresponding traditional cast-in-place concrete needs site moulding, site pouring and site maintenance. The concrete prefabricated member is widely applied to the fields of buildings, traffic, water conservancy and the like, and plays an important role in national economy.

At the present stage, the prefabricated building in China is in a large development stage, and in the prefabricated concrete structure, an embedded part (mainly a sleeve with an internal thread) is usually required to be arranged in a prefabricated concrete column, and the embedded part can be connected with other prefabricated concrete components through bolts.

The section of the precast concrete column is provided with 4 edges, and the precast concrete column and other precast components have 4 different connection modes. The method comprises the following steps: (1) the connection is in a straight line shape; (2) an "L-shaped" connection; (3) a "T-shaped" connection; (4) and the cross-shaped connection is realized. Connecting pieces are pre-embedded on different precast concrete column sides respectively to match different connection modes.

The accurate positioning of the embedded part becomes a key factor for restricting the construction quality of the engineering main body and the later decoration appearance. When the precast concrete column is not poured with concrete, the embedded part in the precast concrete column is in a suspended state, so that how to ensure the precision of the embedded part is a problem to be solved in production.

Therefore, there is a need for a fixed positioning tool support for embedded parts in a precast concrete column, which can simultaneously pre-embed four different embedded parts and achieve high pre-embedding accuracy, to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixed location frock support of built-in fitting in precast concrete post has the advantage that can solve above-mentioned technical problem.

In order to realize the purpose, the utility model discloses a technical scheme is: the utility model provides a fixed location frock support of built-in fitting in precast concrete post, is including cuting the mould of personally submitting the U type setting, first screw hole has all been seted up to the three side of mould, still includes the support body, the support body is the setting of square frame type, second screw hole has all been seted up on four lateral walls of support body, the support body cover is established outside the mould, second screw and the coaxial setting of first screw on the lateral wall that support and mould laminated each other, first screw hole sets up with the second screw hole is the same.

Preferably, the distances between the four second threaded holes and two end faces of the bracket body are equal.

Preferably, the thickness between the inner side wall and the outer side wall of the bracket body is 5-10 mm.

Preferably, the distance between the two end faces of the bracket body is 5-8 cm.

Preferably, the bracket body is made of rigid plastic.

Preferably, the inner side wall and the outer side wall of the bracket body are both smoothly arranged.

Compared with the prior art, the utility model has the advantages of:

the structure is simple, and the manufacture is easy;

fixing of four different pre-embedded prevention pre-embedded parts can be achieved;

and thirdly, the position precision of the embedded part can be effectively improved.

Drawings

FIG. 1 is a schematic cross-sectional view illustrating the present embodiment;

FIG. 2 is a schematic structural view of the mold and the holder body according to the present embodiment;

fig. 3 is a schematic structural diagram of the stent body according to the embodiment.

In the figure: 1. a mold; 11. a first threaded hole; 2. a stent body; 21. and a second threaded hole.

Detailed Description

The present invention will be further explained below.

Example (b):

as shown in figure 1, a fixed location frock support of built-in fitting in precast concrete post, including cut personally submit the mould 1 and the cover that the U type set up establish the support body 2 on mould 1, support body 2 is the setting of square frame form and the equal smooth setting of inside wall and lateral wall. The inner wall of the support body 2 is attached to the outer side wall of the mold 1, so that after cement is poured, the two side walls of the mold 1 and the area contacted with the support body 2 cannot deform outwards when the cement is solidified and expanded, the phenomenon that the embedded part inclines along with the inclination of the side wall of the mold 1 is avoided, and the accuracy of the position of the embedded part is improved.

In order to pre-embed the sleeve in the concrete column of pouring, all seted up first screw hole 11 on the three lateral wall of mould 1, the bolt pass first screw hole 11 and with be located the inboard sleeve threaded connection of mould 1, telescopic position is fixed under the effect of bolt. The thickness of the mould 1 is about 10mm in the conventional case, that is, the contact length of the bolt and the mould 1 is about 10mm, the contact distance is shorter than the whole length of the bolt, and the bolt may tilt with the sleeve under the action of cement solidification expansion and gravity. Be provided with on the support body 2 and mate and the same second screw hole 21 with first screw hole 11, need in proper order when bolt and muffjoint with second screw hole 21 and first screw hole 11 threaded connection, the setting of support body 2 has increased with the contact length between the bolt, has reduced the possibility of the deflection that the bolt takes place, has improved the position precision of built-in fitting. Thickness between 2 inside walls of support body and the outside wall is 5 ~ 10mm in this embodiment, choose to be 5mm in this embodiment, through many times of experiments to obtain when the thickness more than or equal to 5mm of support body 2 the bolt can not take place to deflect after being connected with first screw hole 11 and second screw hole 21 basically, simultaneously when the thickness more than or equal to 5mm of support body 2 the intensity of support body 2 self is strong difficult for taking place deformation, the regional cracked phenomenon that takes place of support body 2 position in 1 opening part of mould takes place when difficult 1 both sides wall of messenger's mould outwards promotes support body 2. Simultaneously in order not to make when the outside support body 2 that promotes of 1 both sides wall of mould, the phenomenon that the region that support body 2 is located 1 opening part of mould is elongated takes place, support body 2 adopts rigid plastic to make in this embodiment, and the rigid plastic of specifically choosing is PVC, and the PVC material has good geometric stability, is difficult for taking place deformation under the circumstances of dragging, and all has very strong resistance to oxidant, reductant and strong acid for support body 2's life is longer. In other embodiments, the bracket body 2 can also be made of steel, aluminum and other materials.

First screw hole 11 on the three lateral wall of mould 1 of U type can carry out telescopic pre-buried location to the three lateral wall of cement column, second screw hole 21 that support body 2 is located and sets up on the region of 1 opening part of mould can carry out telescopic pre-buried location to the fourth lateral wall of cement column, because of the inside wall laminating of support body 2 all with mould 1's lateral wall, consequently the border of 1 open end of mould is laminated mutually with support body 2's interior roof, make the laminating of sleeve and support body 2's interior roof can accomplish the location when pre-buried, the difference in height can not appear between the lateral wall of sleeve and cement column when pouring, make telescopic tip outstanding or sunken in the cement column, make the sleeve pre-buried position accuracy higher.

In order to reduce the influence of the second threaded holes 21 on the structural strength of the bracket body 2, the distances between the four second threaded holes 21 and the two end faces of the bracket body 2 are equal, so that the force applied to the bracket body 2 by the bolts after the bolts are installed can be evenly distributed to two sides. In order to facilitate the subsequent connection of the cement column and the like in the present embodiment, the second screw holes 21 are provided in the central regions of the four side walls of the bracket body 2. In the embodiment, the distance between the two end faces of the bracket body 2 is 5-8 cm, and is specifically selected to be 6 cm. The width that reachs 5 ~ 8cm through many times of experiments is comparatively suitable for the structure of support body 2 is comparatively firm, is difficult for appearing the phenomenon that deformation bursts apart.

The use process comprises the following steps:

the operator moves the support body 2, so that the first threaded hole 11 and the second threaded hole 21 are coaxially arranged, a required pre-embedding mode is selected, the threaded holes to be used are selected according to a specific selection mode, and the rest unused threaded holes can be plugged by plugging bolts. After the required threaded hole is determined, an operator enables the bolt to be sequentially in threaded connection with the second threaded hole 21, the first threaded hole 11 and the sleeve, the end portion of the sleeve is abutted to the inner side wall of the mold 1 to complete the sleeve position fixing, and the sleeve at the opening end of the mold 1 is abutted to the inner side wall of the support body 2. And pouring cement into the mold 1 after the sleeve is fixed.

Whole process is simple and convenient, can realize choosing at will of four lateral walls of cement column pre-buried, reaches the pre-buried mode of four kinds of differences, and the setting of support body 2 can the effectual precision that improves the built-in fitting.

The principle and the implementation of the present invention are explained herein by using specific examples, and the above description of the embodiments is only used to help understand the method and the core idea of the present invention; while the invention has been described in terms of specific embodiments and applications, it will be apparent to those skilled in the art that numerous variations and modifications can be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. The utility model provides a fixed location frock support of built-in fitting in precast concrete post, is including cuting the mould of personally submitting the U type setting, first screw hole (11) have all been seted up to the three side of mould, its characterized in that still includes support body (2), support body (2) are the square frame type setting, second screw hole (21) have all been seted up on four lateral walls of support body (2), support body (2) cover is established outside the mould, second screw and the coaxial setting of first screw on the lateral wall that support and mould laminated each other, first screw hole (11) and the same setting of second screw hole (21).

2. The fixed positioning tool bracket for embedded parts in precast concrete columns according to claim 1 is characterized in that the distances between the four second threaded holes (21) and two end faces of the bracket body (2) are equal.

3. The fixed positioning tool bracket for the embedded part in the precast concrete column as claimed in claim 1, wherein the thickness between the inner side wall and the outer side wall of the bracket body (2) is 5-10 mm.

4. The fixed positioning tool bracket for the embedded part in the precast concrete column according to claim 1, characterized in that the distance between the two end faces of the bracket body (2) is 5-8 cm.

5. The fixed positioning tool bracket for embedded parts in precast concrete columns according to claim 1 is characterized in that the inner side wall and the outer side wall of the bracket body (2) are both smoothly arranged.