CN218829056U

CN218829056U - Cable branch box

Info

Publication number: CN218829056U
Application number: CN202223573570.9U
Authority: CN
Inventors: 韦佳鹏; 柯俊杰
Original assignee: Anhui Pengyao Electric Co ltd
Current assignee: Anhui Pengyao Electric Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-04-07
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a cable branch box, the power distribution box comprises a box body, it is inside that the cable inserts through the cable entrance hole that the bottom half was seted up to the cable to be connected with isolator's input through the copper bar, isolator's output is connected with a plurality of moulded case circuit breaker's input respectively, and a plurality of cable wire holes that moulded case circuit breaker output was seted up through the bottom half connect out, and box inner wall both sides have the stand along its direction of height symmetrical arrangement, are equipped with the fixed knot who is used for installing isolator, moulded case circuit breaker between the stand and construct, and isolator and moulded case circuit breaker are close to one side of chamber door and install the protective part, play the effect of blockking to isolator, circuit breaker moulded case and the electric flashover that the cable produced on isolator, moulded case circuit breaker. Has the advantages that: the protection structure can be used for blocking the disconnecting switch and the molded case circuit breaker and electric flashover generated by cables connected to the disconnecting switch and the molded case circuit breaker through copper bars, and safety is improved.

Description

Cable branch box

Technical Field

The utility model relates to an electrical device technical field especially relates to a cable branch box.

Background

The cable branch box is only used for cable branch, and the main function of the cable branch box is to tap or transfer cables, and the cable branch box mainly plays a role in cable tapping and cable transferring.

In the process of power utilization, the circuit breaker and the disconnecting switch are opened and closed to overhaul the circuit in some cases. When the circuit breaker is opened and closed, the connection part of the circuit breaker and the copper bar cable can generate electric flashover to be ejected towards detection personnel, and certain potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cable branch box can play the effect of blockking through protective structure to isolator, moulded case circuit breaker and through the electric flashover that the copper bar connection cable produced on isolator, moulded case circuit breaker, improves the security.

The technical scheme of the utility model is realized like this:

the utility model provides a cable branch box, includes the box, it is inside that the cable inserts through the cable entrance hole that the bottom half was seted up to be connected with isolator's input through the copper bar, isolator's output is connected with a plurality of moulded case circuit breaker's input respectively, the cable of moulded case circuit breaker output connects out through a plurality of cable wire outlet that the bottom half was seted up.

The utility model discloses a case, including box inner wall, box door, isolation switch, moulded case circuit breaker, protection component, the electric flashover that cable produced and mistake income electrified interval to isolation switch, moulded case circuit breaker and connect on isolation switch, moulded case circuit breaker have the stand along its direction of height symmetrical arrangement in box inner wall both sides, be equipped with the fixed knot who is used for installing isolation switch, moulded case circuit breaker between the stand and construct, isolation switch and moulded case circuit breaker are close to one side of chamber door and install the protection component, play the effect of blockking to isolation switch, moulded case circuit breaker and the electric flashover that the cable produced and mistake income electrified interval.

Furthermore, the fixed knot constructs including first installation roof beam subassembly and second installation roof beam subassembly, the medial surface and the isolator cooperation at the stand are fixed to first installation roof beam subassembly, the medial surface and the moulded case circuit breaker cooperation at the stand are fixed to second installation roof beam subassembly.

Furthermore, the first mounting beam assembly comprises two isolating switch mounting beams a which are arranged in parallel up and down, two ends of each isolating switch mounting beam a are fixed on the inner side surface of the upright post through bolts, and the upper end and the lower end of each isolating switch are fixed on the isolating switch mounting beams a.

Further, the second mounting beam assembly comprises a molded case circuit breaker mounting beam b arranged in an up-and-down parallel manner, two ends of the molded case circuit breaker mounting beam b are fixed on the inner side surface of the stand column through bolts, and the upper end and the lower end of the molded case circuit breaker are fixed on the molded case circuit breaker mounting beam b.

Further, the protective component is a PVC transparent flame-retardant plate.

Furthermore, the PVC transparent flame-retardant plate is fixed on one side, close to the box door, of the outer side surface of the upright post through a plurality of mounting brackets.

Furthermore, a first through hole matched with the isolating switch is formed in the top end of the PVC transparent flame-retardant plate, and four second through holes matched with the molded case circuit breaker are formed in the bottom end of the PVC transparent flame-retardant plate.

The utility model has the advantages that: the stand is "the type of falling U structure", is fixed with the protective member through the stand in isolator, moulded case circuit breaker's front, and this protective member is close to one side of box chamber door, and fixed knot constructs and protective member installs medial surface and lateral surface at the stand respectively promptly, and this protective structure can play the effect of blockking isolator, moulded case circuit breaker and the electric flashover that connects cable production on isolator, moulded case circuit breaker through the copper bar, improves the security.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a front view of a cable breakout box;

FIG. 2 is an interior schematic view of a cable breakout box;

FIG. 3 is a side view of a cable breakout box;

FIG. 4 is a top view of the cable breakout box;

fig. 5 is a system diagram of a cable breakout box.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

According to the embodiment of the utility model provides a cable branch box, including box 1, it is inside that the cable passes through cable entrance hole 2 that 1 bottom of box was seted up to be connected with isolator 3's input through the copper bar, isolator 3's output is connected with a plurality of moulded case circuit breaker 4's input respectively, the cable of moulded case circuit breaker 4 output connects out through a plurality of cable wire holes 5 that 1 bottom of box was seted up.

The utility model discloses a case, including 1 inner wall of box, stand 6 have been arranged along its direction of height symmetry in both sides of box 1 inner wall, be equipped with the fixed knot who is used for installing isolator 3, moulded case circuit breaker 4 between the stand 6 and construct 7, isolator 3 and moulded case circuit breaker 4 are close to one side of chamber door and install the protection part, play the effect of blockking to isolator 3, moulded case circuit breaker 4 and the electric flashover that the cable produced on isolator 3, moulded case circuit breaker 4 and mistake income live interval.

Referring to fig. 1-5, a cable can be connected in through two cable inlet holes 2 at the bottom of a box body 1 and is connected out from a cable outlet hole 5 at the bottom of the box body 1 through an isolating switch 3 and a molded case circuit breaker 4, so that the cable tapping and switching functions are realized, a fault cable can be effectively determined through the molded case circuit breaker 4, the power supply of the cable is cut off, the rush-repair efficiency is effectively improved, and the power failure time of a user is reduced.

Wherein, have stand 6 at 1 inner wall both sides of box along its direction of height symmetrical arrangement, the medial surface of stand 6 is equipped with the fixed knot who is used for installing isolator 3, moulded case circuit breaker 4 and constructs 7, improves the stability and the thermal diffusivity of installing isolator 3, moulded case circuit breaker 4.

In addition, the upright 6 is of an inverted U-shaped structure, and a protection component is fixed on the front surfaces of the disconnecting switch 3 and the molded case circuit breaker 4 through the upright 6, and the protection component is close to one side of the box door of the box body 1, namely, the fixing structure 7 and the protection component are respectively installed on the inner side surface and the outer side surface of the upright 6. This protective structure can play the effect of blockking to isolator 3, moulded case circuit breaker 4 and the electric flashover that connects cable production on isolator 3, moulded case circuit breaker 4 through the copper bar, improves the security.

Further, the fixed structure 7 includes a first mounting beam assembly 71 and a second mounting beam assembly 72, the first mounting beam assembly 71 is fixed on the inner side of the column 6 and is matched with the isolating switch 3, and the second mounting beam assembly 72 is fixed on the inner side of the column 6 and is matched with the molded case circuit breaker 4.

Referring to fig. 2, in the present embodiment, the isolating switch 3 and the molded case circuit breaker 4 are fixed on the inner side surface of the column 6 through the first mounting beam assembly 71 and the second mounting beam assembly 72, respectively, and the structure is simple and the mounting and dismounting are convenient.

Further, the first mounting beam assembly 71 comprises two isolating switch mounting beams 71a which are arranged in parallel up and down, two ends of each isolating switch mounting beam 71a are fixed on the inner side surface of the upright post 6 through bolts, and the upper end and the lower end of the isolating switch 3 are fixed on the isolating switch mounting beams 71 a.

Referring to fig. 2, in the present embodiment, the first mounting beam assembly 71 includes two isolating switch mounting beams 71a arranged in parallel up and down, and the top end and the bottom end of the isolating switch 3 are fixed by the isolating switch mounting beams 71a, so as to further improve the stability of the installation of the isolating switch 3.

Further, the second mounting beam assembly 72 includes a molded case circuit breaker mounting beam 72b arranged in parallel from top to bottom, both ends of the molded case circuit breaker mounting beam 72b are fixed to the inner side surface of the column 6 by bolts, and the upper and lower ends of the molded case circuit breaker 4 are fixed to the molded case circuit breaker mounting beam 72 b.

Referring to fig. 2, in the present embodiment, the second mounting beam assembly 72 includes molded case circuit breaker mounting beams 72b arranged in parallel up and down, and the top end and the bottom end of the molded case circuit breaker 4 are fixed by the molded case circuit breaker mounting beams 72b, so that the mounting stability of the molded case circuit breaker 4 is further improved.

Further, the protective component is a PVC transparent flame-retardant plate 8. This protective part adopts the transparent fire-retardant board 8 of PVC, improves fire behavior, and the condition of its transparent characteristic can make things convenient for the maintainer to observe 1 insides of box.

Furthermore, the PVC transparent flame-retardant plate 8 is fixed on one side of the outer side surface of the upright post 6 close to the box door through a plurality of mounting brackets 9.

Referring to fig. 2, the PVC transparent flame retardant plate 8 is fixed on one side of the outer side surface of the column 6 close to the door through a plurality of mounting brackets 9, and the mounting brackets 9 are fixed on the column 6 through bolts, so that when the molded case circuit breaker 4 is operated, electric flashover can be prevented from being ejected towards detection personnel, and the safety during detection is improved.

Further, a first through hole 10 matched with the isolating switch 3 is formed in the top end of the PVC transparent flame-retardant plate 8, and four second through holes 11 matched with the molded case circuit breaker 4 are formed in the bottom end of the PVC transparent flame-retardant plate 8.

Referring to fig. 2, in this embodiment, through the first through hole 10 that sets up, make things convenient for operating personnel to operate isolator 3 through first through hole 10, operate moulded case circuit breaker 4 through the second through hole 11 that sets up, security when improving the operation.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A cable branch box is characterized by comprising a box body (1), wherein a cable is connected into the box body through a cable inlet hole (2) formed in the bottom of the box body (1) and is connected with the input end of an isolating switch (3) through a copper bar, the output end of the isolating switch (3) is respectively connected with the input ends of a plurality of molded case circuit breakers (4), and the cable at the output end of each molded case circuit breaker (4) is connected out through a plurality of cable outlet holes (5) formed in the bottom of the box body (1);

box (1) inner wall both sides have stand (6) along its direction of height symmetrical arrangement, be equipped with fixed knot structure (7) that are used for installing isolator (3), moulded case circuit breaker (4) between stand (6), isolator (3) and moulded case circuit breaker (4) are close to one side of chamber door and install the protective member, to isolator (3), moulded case circuit breaker (4) and connect the electric flashover that cable produced on isolator (3), moulded case circuit breaker (4) and mistake income electrified interval play and block the effect.

2. The cable branch box according to claim 1, wherein the fixing structure (7) comprises a first mounting beam assembly (71) and a second mounting beam assembly (72), the first mounting beam assembly (71) is fixed on an inner side surface of the upright (6) to be matched with the disconnecting switch (3), and the second mounting beam assembly (72) is fixed on an inner side surface of the upright (6) to be matched with the molded case circuit breaker (4).

3. The cable branch box according to claim 2, wherein the first mounting beam assembly (71) comprises two isolating switch mounting beams (71 a) arranged in parallel up and down, two ends of each isolating switch mounting beam (71 a) are fixed on the inner side surface of the upright post (6) through bolts, and the upper end and the lower end of the isolating switch (3) are fixed on the isolating switch mounting beams (71 a).

4. The cable branch box according to claim 2, wherein the second mounting beam assembly (72) comprises a molded case circuit breaker mounting beam (72 b) arranged in parallel up and down, both ends of the molded case circuit breaker mounting beam (72 b) are fixed on the inner side surface of the upright post (6) by bolts, and both ends of the molded case circuit breaker (4) are fixed on the molded case circuit breaker mounting beam (72 b).

5. A cable branch box according to any one of claims 1-4, wherein the protective member is a PVC transparent flame retardant sheet (8).

6. The cable branch box according to claim 5, wherein the PVC transparent flame retardant plate (8) is fixed on one side of the outer side surface of the upright post (6) close to the box door through a plurality of mounting brackets (9).

7. The cable branch box according to claim 6, wherein the top end of the PVC transparent flame retardant plate (8) is provided with a first through hole (10) matched with the isolating switch (3), and the bottom end of the PVC transparent flame retardant plate (8) is provided with four second through holes (11) matched with the molded case circuit breaker (4).