CN219164169U

CN219164169U - Pre-buried wire sleeve before concrete placement

Info

Publication number: CN219164169U
Application number: CN202222584744.5U
Authority: CN
Inventors: 张思敏
Original assignee: Xinqin Construction Group Co ltd
Current assignee: Xinqin Construction Group Co ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-06-09
Anticipated expiration: 2032-09-28

Abstract

The utility model discloses a pre-buried wire sleeve before concrete pouring, which comprises an outer sleeve and a flame retardant, wherein mounting clamping grooves are formed in the inner walls of the upper side and the lower side of the outer sleeve, connecting clamping blocks are arranged in the mounting clamping grooves, an insulating sleeve is fixed at the end parts of the connecting clamping blocks, a convex strip is fixed on the outer wall of the insulating sleeve, a live wire cavity is arranged at the middle end of the inside of the insulating sleeve, a zero wire cavity is arranged at the left side of the live wire cavity, a ground wire cavity is arranged at the right side of the live wire cavity, a storage cavity is formed in the convex strip, and the flame retardant is arranged in the storage cavity. According to the utility model, the insulation sleeve can be contacted with the external sleeve through the protruding surface of the protruding strip, meanwhile, the friction between the insulation sleeve and the external sleeve can be increased by reinforcing the friction strip on the outer wall of the protruding strip, the insulation sleeve and the external sleeve are prevented from falling off, the flame retardant is conveniently placed in the storage cavity, and when the flame retardant is attacked by a fire source, the flame retardant can be effectively organized, delayed or stopped from spreading, so that the flame retardant effect is achieved.

Description

Pre-buried wire sleeve before concrete placement

Technical Field

The utility model relates to the technical field of concrete pouring, in particular to a pre-buried wire sleeve before concrete pouring.

Background

The concrete pouring is to pour concrete into a mould until the concrete is plasticized, materials such as concrete and the like are made into a preset shape in the mould in civil construction engineering, and in order to protect wires before pouring, wire sleeves are required to be additionally arranged at the positions which are easy to be damaged by external force when the wires are laid, and anti-corrosion measures are required to be adopted when the wires are buried.

The existing device has the following defects:

1. the prior pre-buried wire sleeve before concrete pouring cannot be assembled together through an assembly structure when in use, so that double protection is inconvenient, and the wire can be damaged during working;

2. the prior pre-buried wire sleeve before concrete pouring is generally not provided with a flame retardant structure when in use, and a fire source is not convenient to delay or stop through a flame retardant when in use, so that a fire condition can be generated.

Disclosure of Invention

The utility model aims to provide a pre-buried wire sleeve before concrete pouring so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pre-buried wire sleeve before concrete placement, includes outside sleeve pipe and fire retardant, the installation draw-in groove has been seted up to outside sheathed tube upper and lower both sides inner wall, and installs the internally mounted of draw-in groove and have a connection fixture block, the end fixing of connection fixture block has insulating sleeve, and insulating sleeve's outer wall is fixed with the sand grip, the live wire chamber has been settled to insulating sleeve's inside middle-end, and the left side of live wire chamber is provided with the zero line chamber, the right side in live wire chamber is settled there is the earth connection chamber, the inside of sand grip has been seted up and has been deposited the chamber, the fire retardant is settled in the inside of depositing the chamber.

Preferably, the protruding strips are distributed in an annular shape with respect to the center of the insulating sleeve, and the protruding strips and the insulating sleeve are of an integrated structure.

Preferably, the outer wall of the raised strip is provided with a reinforcing friction strip, and the reinforcing friction strip is arc-shaped.

Preferably, a waterproof coating is arranged inside the insulating sleeve, and a corrosion-resistant coating is arranged on the inner wall of the waterproof coating.

Preferably, the inner wall of the corrosion-resistant coating is provided with a flame-retardant coating, and the inner wall of the flame-retardant coating is provided with an insulating layer.

Preferably, the shape structure of the installation clamping groove is identical with that of the connection clamping block, and the installation clamping groove is connected with the connection clamping block in a clamping way.

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

1. according to the utility model, through the clamping way of the mounting clamping groove and the connecting clamping block, the insulating sleeve can be mounted in the outer sleeve, so that the insulating sleeve is convenient for workers to assemble, meanwhile, the outer sleeve has good hardness, can play a role in supporting and protecting the insulating sleeve, prevents the insulating sleeve from being deformed due to pressure, and can store wires respectively, so that the wires are prevented from being mutually contacted and are prevented from being influenced.

2. According to the utility model, the insulation sleeve can be contacted with the external sleeve through the protruding surface of the protruding strip, meanwhile, the friction between the insulation sleeve and the external sleeve can be increased by reinforcing the friction strip on the outer wall of the protruding strip, the insulation sleeve and the external sleeve are prevented from falling off, the flame retardant is conveniently placed in the storage cavity, and when the flame retardant is attacked by a fire source, the flame retardant can be effectively organized, delayed or stopped from spreading, so that the flame retardant effect is achieved.

3. According to the utility model, the waterproof coating, the corrosion-resistant coating and the insulating layer are arranged, so that the external sleeve can withstand corrosion and friction of external factors, meanwhile, water vapor can be prevented from penetrating into the external sleeve through the waterproof coating, damage to an internal electric wire is avoided, and current leakage is prevented through the insulating layer, so that the practicability of the external sleeve is improved.

Drawings

FIG. 1 is a schematic diagram of a front view structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a schematic view of a three-dimensional structure of a protrusion according to the present utility model;

fig. 4 is a schematic view of the waterproof coating-insulating layer structure of the present utility model.

In the figure: 1. an outer sleeve; 2. installing a clamping groove; 3. connecting a clamping block; 4. an insulating sleeve; 5. a convex strip; 6. a fire wire cavity; 7. a zero line cavity; 8. a ground wire cavity; 9. a storage cavity; 10. a flame retardant; 11. reinforcing friction strips; 12. a waterproof coating; 13. a corrosion resistant coating; 14. a flame retardant coating; 15. an insulating layer.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Embodiment one:

as shown in fig. 1-4, the present utility model provides an embodiment: the utility model provides a pre-buried wire sleeve before concrete placement, including outside sleeve pipe 1 and fire retardant 10, installation draw-in groove 2 has been seted up to the upper and lower both sides inner wall of outside sleeve pipe 1, and the inside of installation draw-in groove 2 is settled there is connection fixture block 3, the end fixing of connection fixture block 3 has insulating sleeve 4, and insulating sleeve 4's outer wall is fixed with sand grip 5, live wire chamber 6 is settled to insulating sleeve 4's inside middle-end, and the left side of live wire chamber 6 is provided with zero line chamber 7, ground wire chamber 8 is settled on the right side of live wire chamber 6, deposit chamber 9 has been seted up to the inside of sand grip 5, fire retardant 10 is settled in the inside of depositing chamber 9.

Embodiment two:

a further description of one embodiment is provided below, in connection with the specific manner of operation, as described in detail below,

as shown in fig. 1-3, as a preferred embodiment, further, on the basis of the above manner, the raised strips 5 are distributed in a ring shape with respect to the center of the insulating sleeve 4, and the raised strips 5 and the insulating sleeve 4 are in an integrated structure, the outer walls of the raised strips 5 are provided with reinforcing friction strips 11, and the reinforcing friction strips 11 are arc-shaped, and through the protruding surfaces of the raised strips 5, the insulating sleeve 4 can be contacted with the outer sleeve 1, and meanwhile, the reinforcing friction strips 11 on the outer walls of the raised strips 5 can increase the friction between the insulating sleeve 4 and the outer sleeve 1, prevent the insulating sleeve 4 and the outer sleeve 1 from falling off, the storage cavity 9 is convenient for placing the flame retardant 10, and the flame retardant 10 can effectively organize, delay or terminate the propagation of flame when being attacked by fire sources, thereby achieving the flame retardant effect; the shape structure of the installation clamping groove 2 is identical with the shape structure of the connection clamping block 3, the installation clamping groove 2 is connected with the connection clamping block 3 in a clamping way, the insulating sleeve 4 can be installed inside the outer sleeve 1 in a clamping way of the installation clamping groove 2 and the connection clamping block 3, the insulating sleeve 4 is convenient for workers to assemble, meanwhile, the outer sleeve 1 has good hardness, the insulating sleeve 4 can be supported and protected, the insulating sleeve 4 is prevented from being deformed due to pressure, the live wire cavity 6, the zero wire cavity 7 and the ground wire cavity 8 can store wires respectively, the wires are prevented from being in contact with each other, and the influence on each other is avoided.

As shown in fig. 4, as a preferred embodiment, further, on the basis of the above-described manner, the inside of the insulating sleeve 4 is provided with the waterproof coating 12, and the inner wall of the waterproof coating 12 is provided with the corrosion-resistant coating 13, the inner wall of the corrosion-resistant coating 13 is provided with the flame-retardant coating 14, and the inner wall of the flame-retardant coating 14 is provided with the insulating layer 15, by being provided with the waterproof coating 12, the corrosion-resistant coating 13 and the insulating layer 15, the outer sleeve 1 is made to withstand corrosion and friction by the corrosion-resistant coating 13, and at the same time, by the waterproof coating 12, moisture is prevented from penetrating into the inside of the outer sleeve 1, damage to the internal electric wires is avoided, and current leakage is prevented by the insulating layer 15, thereby improving the practicality of the outer sleeve 1.

Working principle: firstly, put live wire, zero line and earth connection in proper order in live wire chamber 6, zero line chamber 7 and earth connection chamber 8, after placing, with the connection fixture block 3 of insulating tube 4 upper and lower both sides corresponding place in the inside of installation draw-in groove 2, can install insulating tube 4 in the inside of outside sleeve 1, the sand grip 5 of insulating tube 4 outer wall and the inner wall contact of outside sleeve 1 simultaneously, and the reinforcement friction strip 11 on sand grip 5 surface, can increase the friction between insulating tube 4 and the outside sleeve 1, prevent that the two from droing, deposit chamber 9 and be convenient for place fire retardant 10, fire retardant 10 can effectively organize when receiving the fire source attack, delay or terminate the propagation of flame, thereby reach fire-retardant effect, outside sleeve 1 inside is provided with waterproof coating 12, corrosion-resistant coating 13 and insulating layer 15, make outside sleeve 1 can withstand outside factor's corruption and friction through corrosion-resistant coating 13, simultaneously, can prevent to permeate into the inside of outside sleeve 1, avoid causing the damage to inside, and prevent electric current to leak through insulating layer 15, thereby the practicality of pouring 1 with the good outside wire to the outside of outside sleeve 1, the life-span of electric wire is effectively prolonged to the outside sleeve 1, the life-span of the concrete is guaranteed.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a pre-buried wire sleeve before concrete placement, includes outside sleeve pipe (1) and fire retardant (10), its characterized in that: install draw-in groove (2) have been seted up to the upper and lower both sides inner wall of outside sleeve pipe (1), and the internally mounted of installation draw-in groove (2) has connection fixture block (3), the end fixing of connection fixture block (3) has insulating sleeve (4), and the outer wall of insulating sleeve (4) is fixed with sand grip (5), live wire chamber (6) are settled to the inside middle-end of insulating sleeve (4), and the left side of live wire chamber (6) is provided with zero line chamber (7), ground wire chamber (8) are settled on the right side of live wire chamber (6), storage chamber (9) have been seted up to the inside of sand grip (5), fire retardant (10) are settled in the inside of depositing chamber (9).

2. A pre-buried wire sleeve before concrete placement according to claim 1, wherein: the raised strips (5) are distributed in an annular shape relative to the center of the insulating sleeve (4), and the raised strips (5) and the insulating sleeve (4) are of an integrated structure.

3. A pre-buried wire sleeve before concrete placement according to claim 1, wherein: the outer wall of the raised line (5) is provided with a reinforcing friction bar (11), and the reinforcing friction bar (11) is arc-shaped.

4. A pre-buried wire sleeve before concrete placement according to claim 1, wherein: the inside of the insulating sleeve (4) is provided with a waterproof coating (12), and the inner wall of the waterproof coating (12) is provided with a corrosion resistant coating (13).

5. The pre-buried wire sleeve before concrete placement of claim 4, wherein: the inner wall of the corrosion-resistant coating (13) is provided with a flame-retardant coating (14), and the inner wall of the flame-retardant coating (14) is provided with an insulating layer (15).

6. A pre-buried wire sleeve before concrete placement according to claim 1, wherein: the shape structure of the installation clamping groove (2) is matched with the shape structure of the connection clamping block (3), and the installation clamping groove (2) is connected with the connection clamping block (3) in a clamping way.