CN210404633U

CN210404633U - PVC heightening junction box with height adjustable

Info

Publication number: CN210404633U
Application number: CN201921431375.8U
Authority: CN
Inventors: 刘强; 光凯; 其他发明人请求不公开姓名
Original assignee: Third Construction Co Ltd of China Construction Eighth Engineering Divison Co Ltd
Current assignee: Third Construction Co Ltd of China Construction Eighth Engineering Divison Co Ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-04-24
Anticipated expiration: 2029-08-30

Abstract

The utility model discloses a PVC increases terminal box with adjustable increase height, include: the PVC junction box is embedded in the wall, the box opening of the embedded PVC junction box is parallel to or close to the wall surface, a screw is fixedly arranged on the inner wall of the PVC junction box, and the screw protrudes out of the inner wall of the PVC junction box; the heightening junction box is connected with the PVC junction box in a nested manner, a through groove arranged along the heightening height direction is formed in the box wall of the heightening junction box, and the screw penetrates through the through groove after the heightening junction box is connected with the PVC junction box in the nested manner; and the nut is used for being matched and connected with the screw rod so as to fix the position between the heightening junction box and the PVC junction box.

Description

PVC heightening junction box with height adjustable

Technical Field

The utility model relates to a pipeline construction field among the building electrical engineering, concretely relates to PVC increases terminal box with adjustable increase height.

Background

During the pre-embedding of an electric pipe in the construction of a building structure in the building electrical engineering, due to the design requirements of the building and the electrical engineering, a pipeline for protecting and laying electric wires is often pre-embedded in a concrete structure, and a junction box is often pre-embedded at the wall outlet part of the pipeline for later-stage installation of a switch socket. Because along with the construction of pre-buried laying of building structure earlier stage, the many parallel and level in its terminal box top and structure wall, or some terminal boxes are because the restriction of the complicated construction conditions of job site, and it is sunken in the structure wall after the structural concrete shaping, in addition the needs of later stage decoration engineering, still need to have a layer of mortar whitewash layer, therefore its terminal box often is sunken more than 30mm in the wall, and the terminal box is sunken the wall and is less than or equal to 10mm just be convenient for the construction and installation of later stage switch socket under the normal condition. Therefore, the concave wall surface of the junction box is too deep, so that the later installation and use functions of the junction box are influenced, and inconvenience is brought to maintenance. The common way among the present building engineering is to increase the circle and pile up the front portion at pre-buried darker line box with cement mortar, reaches the height that increases the box and makes it and wall parallel and level or be close to the wall, because the surface of the material of PVC line box is more smooth not enough with the adhesive force of cement mortar, fixed insecure, it is insecure to become flexible insecure easily when later stage installation switch or socket are electric, has seriously influenced electrical engineering's installation quality.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model provides a PVC increases terminal box, this terminal box can realize increasing the wiring circle and increase the purpose of height-adjustable festival, has solved the tradition simultaneously through the screw rod and has increased the phenomenon that the coil easily drops, the installation quality of effectual promotion later stage switch socket etc..

In order to realize the technical purpose, the utility model adopts the following technical scheme:

a PVC heightening junction box with adjustable heightening height, comprising:

the PVC junction box is embedded in the wall, the box opening of the embedded PVC junction box is parallel to or close to the wall surface, a screw is fixedly arranged on the inner wall of the PVC junction box, and the screw protrudes out of the inner wall of the PVC junction box;

the heightening junction box is connected with the PVC junction box in a nested manner, a through groove arranged along the heightening height direction is formed in the box wall of the heightening junction box, and the screw penetrates through the through groove after the heightening junction box is connected with the PVC junction box in the nested manner;

and the nut is used for being matched and connected with the screw rod so as to fix the position between the heightening junction box and the PVC junction box.

The PVC junction box comprises a junction box body and a first fixed inner lug which is fixedly arranged on the inner wall of the junction box body and used for being connected with an electric device; the screw rods comprise two screw rods which are symmetrically arranged on the upper inner wall and the lower inner wall of the junction box body.

The heightening junction box comprises a heightening junction box body and a second fixed inner ear which is fixedly arranged on the heightening junction box body and used for being connected with an electric device; the heightening junction box body comprises an upper box wall, a lower box wall, a left box wall and a right box wall, wherein the through grooves are symmetrically formed in the upper box wall and the lower box wall; and avoiding grooves are respectively formed in the left box wall and the right box wall, and when the height increasing junction box is connected with the PVC junction box in a nested manner, the avoiding grooves are used for avoiding the first fixed inner ear.

The bottom of the screw rod is provided with a connecting part, and the screw rod is fixedly connected with the inner wall of the PVC junction box through the connecting part.

The connecting part is a connecting plate or a connecting sheet.

The connecting plate or the connecting sheet is connected with the inner wall of the PVC heightening junction box through fastening screws or adhesive.

Has the advantages that:

the utility model relates to a PVC that increases height-adjustable increases terminal box, this terminal box is through fixing the screw rod at the box body inlayer, increases simultaneously and circles the elongated slot of seting up and passing with the screw rod to realize increasing the wiring circle and increase height-adjustable's purpose, through inside and outside tensile realization PVC terminal box mouth parallel and level or be close the parallel and level in the wall, solved the tradition simultaneously through the screw rod and increased the phenomenon that the coil easily drops, the installation quality of effectual promotion later stage switch socket etc..

Drawings

FIG. 1 is a schematic structural view of the PVC junction box of the present invention;

the terminal box comprises a terminal box body, a base and a base, wherein 1, the terminal box body is provided with a terminal box body; 2. a first fixed inner ear; 3. a screw; 4. a nut;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a schematic structural view of the heightening junction box of the present invention;

4, heightening the junction box body; 5. a second fixed inner ear; 6. a through groove; 7. an avoidance groove;

FIG. 4 is a schematic view of the connection structure of the PVC junction box and the heightening junction box.

Detailed Description

The technical solution of the PVC heightening junction box with height adjustable according to the present invention will be further described in detail with reference to the drawings and the specific embodiments.

As shown in fig. 1, a PVC heightening junction box with adjustable heightening height comprises:

the PVC junction box is embedded in a wall body, the box opening of the embedded PVC junction box is parallel and level or close to the wall surface, a screw 3 is fixedly arranged on the inner wall of the PVC junction box, and the screw 3 protrudes out of the inner wall of the PVC junction box;

the heightening junction box is connected with the PVC junction box in a nested manner, a through groove 6 arranged along the heightening height direction is formed in the box wall of the heightening junction box, and the screw rod 3 penetrates through the through groove after the heightening junction box is connected with the PVC junction box in the nested manner;

and the nut 4 is used for being matched and connected with the screw rod 3 so as to fix the position between the heightening junction box and the PVC junction box.

Example 1

As shown in fig. 1 to 4, in the present embodiment, the PVC junction box includes a junction box body 1, and a first fixing inner ear 2 fixedly disposed on an inner wall of the junction box body 1 and used for connecting with an electric device; the screw rods 3 comprise two screw rods 3, and the two screw rods 3 are symmetrically arranged on the upper inner wall and the lower inner wall of the junction box body 1.

The heightening junction box comprises a heightening junction box body 4 and a second fixed inner ear 5 fixedly arranged on the heightening junction box body 4 and used for being connected with an electric device; the heightening junction box body 4 comprises an upper box wall, a lower box wall, a left box wall and a right box wall, wherein the through grooves are symmetrically formed in the upper box wall and the lower box wall; and avoidance grooves 7 are respectively formed in the left side box wall and the right side box wall, and when the height increasing junction box is connected with the PVC junction box in a nested manner, the avoidance grooves 7 are used for avoiding the first fixed inner ear 2.

Example 2

As shown in fig. 1-4, as a preferred embodiment of the technical scheme of the utility model, the bottom of screw rod 3 is equipped with the connecting plate, and the screw rod passes through the connecting plate with fixed connection, further preferred between the inner wall of PVC terminal box, connecting plate and PVC increase and pass through fastening screw connection between the terminal box inner wall.

Example 3

As shown in fig. 1-4, as the utility model discloses a preferred embodiment of technical scheme, the bottom of screw rod 3 is equipped with the connection piece, and the screw rod passes through the connection piece with fixed connection, further preferred between the inner wall of PVC terminal box, connection piece and PVC increase and are connected through the viscose between the terminal box inner wall.

The present invention is not limited to the above best mode, and any person should learn the structural changes made under the teaching of the present invention, all with the present invention has the same or similar technical solution, all fall into the protection scope of the present invention.

Claims

1. A PVC heightening junction box with adjustable heightening height, comprising:

the PVC junction box is embedded in a wall body, and the box opening of the embedded PVC junction box is parallel and level or close to the wall surface;

2. The PVC heightening junction box with adjustable heightening height of claim 1, which comprises a junction box body, and a first fixing inner ear fixedly arranged on the inner wall of the junction box body for connecting with an electric device; the screw rods comprise two screw rods which are symmetrically arranged on the upper inner wall and the lower inner wall of the junction box body.

3. The PVC heightening junction box with adjustable heightening height of claim 2, wherein the heightening junction box comprises a heightening junction box body and a second fixed inner ear fixedly arranged on the heightening junction box body and used for connecting with an electric device; the heightening junction box body comprises an upper box wall, a lower box wall, a left box wall and a right box wall, wherein the through grooves are symmetrically formed in the upper box wall and the lower box wall; and avoiding grooves are respectively formed in the left box wall and the right box wall, and when the height increasing junction box is connected with the PVC junction box in a nested manner, the avoiding grooves are used for avoiding the first fixed inner ear.

4. The PVC heightening junction box with adjustable heightening height of claim 1, wherein a connecting part is provided at the bottom of the screw rod, and the screw rod is fixedly connected with the inner wall of the PVC junction box through the connecting part.

5. PVC heightening junction box with adjustable heightening height according to claim 4, wherein the connection part is a connection plate or a connection piece.

6. The PVC heightening junction box with adjustable heightening height of claim 5, wherein the connecting plate or the connecting sheet is connected with the inner wall of the PVC heightening junction box through a fastening screw or an adhesive.