CN216312657U

CN216312657U - High-voltage cable branch box

Info

Publication number: CN216312657U
Application number: CN202122590102.1U
Authority: CN
Inventors: 林金延; 吴彭福; 林文博
Original assignee: Sichuan Shudian Complete Equipment Co ltd
Current assignee: Sichuan Shudian Complete Equipment Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-04-15
Anticipated expiration: 2031-10-26

Abstract

The utility model discloses a high-voltage cable branch box, which relates to the technical field of cable branch boxes and solves the technical problems of cable arrangement and bundling, internal wiring and inconvenient maintenance of the existing branch box, and comprises a box body, wherein a top cover is arranged at the top of the box body, a threading hole is formed in the bottom of the box body, two sides of the front side and the rear side are provided with a retractable door, heat dissipation holes are respectively formed in the left side and the right side of the box body, mounting brackets are respectively arranged at the centers of the left inner wall and the right inner wall of the box body, U-shaped bus bent frames are symmetrically arranged on the upper half parts of the mounting brackets in a stepped shape, and wiring terminals are arranged on the U-shaped bus bent frames at intervals; the utility model leads the cable shunting wires to be connected from bottom to bottom and from inside to outside, can avoid the winding of adjacent cables, is convenient for shunting the cables, has clear cable shunting layer, is convenient for later maintenance, has good protection on components in the cable branch box and has good safety.

Description

High-voltage cable branch box

Technical Field

The utility model relates to the technical field of cable branch boxes, in particular to the technical field of a high-voltage cable branch box.

Background

The high-voltage cable branch box is widely applied to node connection of a cable system and is main electrical equipment for collecting and shunting cables after the cables are led out from a switch cabinet. The high-voltage cable branch box is widely applied to power distribution networks of large enterprises such as urban industrial districts, residential districts, commercial centers, mining areas, steel, petroleum, chemical engineering and the like and other occasions, is particularly suitable for urban power grid transformation engineering, can greatly save electric equipment and cable investment, and improves power supply reliability; the cable branch box is only used for cable branch, and the cable branch box mainly has the main function of cable tapping or switching, and mainly plays a role in cable tapping and cable switching; with the development of the cabling process of the power distribution network, when the independent load with small capacity is distributed more intensively, the cable branch box can be used for connecting the multiple branches of the cable, because the branch box can not directly operate each path; and (4) cable tapping. The cable is usually used and wasted due to the fact that a plurality of small-area cables are arranged on a line with a long distance, then a main large cable is usually used for outgoing in the process of outgoing to an electric load, then the main cable is divided into a plurality of small-area cables by the cable branch box when the load is close to, and the small-area cables are connected into the load. The wiring mode is widely used for power supply of street lamps and the like and power supply of small users in an urban power grid; and (4) cable switching. On a relatively long line, the length of the cable cannot meet the requirements of the line, a cable connector or a cable junction box must be used, a cable intermediate connector is usually adopted in a short distance, but when the line is relatively long, the cable is on a cable line of more than 1000m according to experience, and if a plurality of intermediate connectors are arranged in the middle of the cable, the cable junction box is considered for switching in order to ensure safety.

The existing high-voltage cable branch box is unreasonable in structural design, poor in ventilation effect in the box body, easy to interfere with each other due to the random arrangement of cable lines and components, easy to break cable accessories during plugging and unplugging on a butt joint sleeve of the cable branch box, and potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the technical problem, the utility model provides a high-voltage cable branch box.

The technical scheme adopted by the utility model is as follows: the utility model provides a high tension cable feeder pillar, includes the box, the top of box is provided with the top cap, and the bottom is provided with the through wires hole, and preceding, back both sides are provided with the shrink door, and the louvre has been arranged respectively to left and right both sides, the left and right inner wall center department of box all is provided with the installing support, and the first half of this installing support is the stairstepping symmetry and is provided with U type generating line framed bent, is the interval on this U type generating line framed bent and is provided with binding post.

Strip-shaped bus bent frames are symmetrically arranged at the top ends of the mounting supports, and connecting terminals are arranged on the strip-shaped bus bent frames at intervals, so that materials are saved.

The louvre sets up the upper half at the box, and the notch of this louvre is downward, and is dustproof rain-proof.

The retractable door comprises a waterproof groove, a box door, a limiting baffle, a clamping lock and a handle, wherein the waterproof groove is horizontally arranged at the middle of the box body, the clamping lock and the limiting baffle are respectively arranged at two ends of the upper side of the waterproof groove, the box door is arranged in the waterproof groove and fixed by the clamping lock, the limiting baffle is arranged in the box body and is respectively and longitudinally arranged at two ends of the waterproof groove, another end of the waterproof groove is provided with a gap, a water outlet is formed in the gap, the handle is arranged at the upper end of the box door, the retractable door is simple in structure and low in manufacturing cost, does not occupy space when opened, and is good in waterproof effect.

The inboard bottom of box is equipped with dampproofing baffle, reduces the moisture and to the cable influence of branch case, improves the life of cable.

The edge around the top of top cap is the slope, makes things convenient for the rainwater to discharge fast.

The top of top cap is provided with the arrester, and the lightning protection electrical damage damages the component in the box.

The front side of box is provided with the warning sign, the suggestion pedestrian.

The inner wall of the box body is coated with an insulating layer, so that electric leakage and electricity transmission can be avoided.

In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:

the installation support is symmetrically provided with the U-shaped bus bent frames in a stepped shape, the strip-shaped bus bent frame is adopted at the top, and the U-shaped bus bent frames and the strip-shaped bus bent frames are respectively provided with the wiring terminals, so that cable branching wires are connected from bottom to bottom and from inside to outside, adjacent cable wires can be prevented from being wound, the cables are convenient to branch, the cable branching layers are clear, later maintenance is facilitated, components in the cable branch box are well protected, and safety is good.

The two box doors are symmetrically arranged and have telescopic structures, so that when the box doors are opened, the box doors are stored in the box body, extra space is not occupied, the two sides of the box doors can be operated, and the maintenance is more convenient.

Drawings

The utility model will now be described, by way of example, with reference to the accompanying drawings, in which:

FIG. 1 is a schematic view of a partial perspective structure of the present invention;

FIG. 2 is a schematic view of the external appearance of the present invention;

FIG. 3 is a schematic structural view of the door of the present invention in a front view in an open state;

FIG. 4 is a cross-sectional view of the utility model A-A;

FIG. 5 is an enlarged schematic view of the utility model at B;

labeled as: 1-box body, 2-heat dissipation holes, 3-waterproof groove, 4-box door, 5-limit baffle, 6-latch, 7-handle, 8-top cover, 9-U-shaped bus bent, 10-wiring terminal, 11-mounting bracket, 12-water outlet, 13-strip-shaped bus bent and 14-threading hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

As shown in fig. 1-5, this embodiment provides a high tension cable feeder pillar, including box 1, the top of box 1 is provided with top cap 8, and the bottom is provided with through wires hole 14, and preceding, back both sides are provided with the shrink door, and louvre 2 has been arranged respectively to left and right both sides, the left and right inner wall center department of box 1 all is provided with installing support 11, and the first half of this installing support 11 is the ladder shape symmetry and is provided with U type bus bent frame 9, is the interval on this U type bus bent frame 9 and is provided with binding post 10.

The working principle of the utility model is as follows: the upper half part in the box body 1 of the utility model is provided with a U-shaped bus bar rack 9 in a ladder shape, the U-shaped bus bar rack 9 is provided with a connecting terminal 10, the connecting terminal 10 is used for connecting a cable, the cable is wound on the connecting terminal 10 and is used for transmitting voltage, the cable extends out through a threading hole 14 at the bottom, each cable is perpendicular to the threading hole 14 through the ladder-shaped removing arrangement, the cable joint position is clear, the installation and the maintenance are more convenient, the U-shaped bus bar rack 9 only occupies the upper half part of the box body 1, the U-shaped bus bar rack 9 is not arranged at the lower half part, the lower half part plays the role of supporting and protecting the cable and is also used for accommodating the box door 4, the box door 4 adopts a retractable structure, the box door 4 is placed in a waterproof groove 3, two sides are fixed through a clamping lock 6, when the box door 4 needs to be opened, only after the clamping lock 6 is opened, upwards propose chamber door 4 and inwards push to limit baffle 5 after, put down chamber door 4 and can open chamber door 4, this kind of chamber door 4 does not take up space after opening, because the front side of capillary groove 3 is opened has outlet 12, oozes into water in the gap of chamber door 4 and discharges through outlet 12, makes the water-proof effects of this box 1 also good, because the both sides of box 1 are provided with louvre 2, the radiating effect of this box 1 also is good.

Example 2

On the basis of the embodiment 1, the strip-shaped bus bent 13 is symmetrically arranged at the top end of the mounting bracket 11, and the connecting terminals 10 are arranged on the strip-shaped bus bent 13 at intervals, so that the material is saved.

Example 3

On the basis of embodiment 1, the heat dissipation holes 2 are arranged at the upper half part of the box body 1, and the notches of the heat dissipation holes 2 are downward, so that the box body is dustproof and rainproof.

Example 4

On the basis of embodiment 1, the shrink door includes capillary groove 3, chamber door 4, limit baffle 5, kayser 6, handle 7, 3 levels of capillary groove set up at the middle part of box 1, kayser 6, limit baffle 5 all are provided with two, kayser 6 sets up respectively on the box 1 at the top both ends of capillary groove 3, and chamber door 4 sets up in capillary groove 3 to it is fixed with kayser 6, limit baffle 5 sets up in box 1 to vertically set up respectively at one both ends of capillary groove 3, this another of capillary groove 3 is the interval and has seted up outlet 12, the upper end of chamber door 4 is provided with handle 7, this kind of simple structure, and the cost of manufacture is low, and occupation space when opening, and water-proof effects is good moreover.

Example 5

On the basis of embodiment 1, the bottom of the inner side of the box body 1 is provided with a moisture-proof partition plate, so that the influence of moisture on the cables of the branch box is reduced, and the service life of the cables is prolonged.

Example 6

On the basis of embodiment 1, the peripheral edge of the top cover 8 is a slope surface, so that rainwater can be conveniently and quickly discharged.

Example 7

On the basis of embodiment 1, the top of the top cover 8 is provided with a lightning arrester for preventing lightning from damaging elements in the box body 1.

Example 8

On the basis of embodiment 1, the front side of box 1 is provided with the warning sign, the suggestion pedestrian.

Example 9

On the basis of embodiment 1, the inner wall of the box body 1 is coated with an insulating layer, so that electric leakage and electricity transmission can be avoided.

Claims

1. The utility model provides a high tension cable feeder pillar, includes box (1), its characterized in that, the top of box (1) is provided with top cap (8), and the bottom is provided with through wires hole (14), and preceding, back both sides are provided with the shrink door, and louvre (2) have been arranged respectively to left and right both sides, the left and right inner wall center department of box (1) all is provided with installing support (11), and the first half of this installing support (11) is stairstepping symmetry and is provided with U type generating line framed bent (9), is the interval on this U type generating line framed bent (9) and is provided with binding post (10).

2. The high-voltage cable branch box according to claim 1, characterized in that the top end of the mounting bracket (11) is symmetrically provided with strip-shaped bus bar bent frames (13), and the strip-shaped bus bar bent frames (13) are provided with the connecting terminals (10) at intervals.

3. A high-voltage cable branch box according to claim 1, characterized in that the heat dissipation hole (2) is arranged in the upper half of the box body (1), and the notch of the heat dissipation hole (2) faces downwards.

4. The high-voltage cable branch box according to claim 1, wherein the retractable door comprises a waterproof groove (3), a box door (4), two limit baffles (5), two latches (6) and two handles (7), the waterproof groove (3) is horizontally arranged in the middle of the box body (1), the two latches (6) and the two limit baffles (5) are respectively arranged on the box body (1) at two ends above the waterproof groove (3), the box door (4) is arranged in the waterproof groove (3) and fixed by the latches (6), the limit baffles (5) are arranged in the box body (1) and are respectively and longitudinally arranged at two ends of the waterproof groove (3), the other end of the waterproof groove (3) is provided with water outlets (12) at intervals, and the handles (7) are arranged at the upper end of the box door (4).

5. A high-voltage cable branch box according to claim 1, characterized in that the bottom of the inner side of the box body (1) is provided with a moisture-proof partition.

6. A high-voltage cable branch box according to claim 1, characterized in that the top peripheral edge of the top cover (8) is a slope.

7. A high-voltage cable branch box according to claim 1, characterized in that the top of the top cover (8) is provided with a lightning arrester.

8. A high-voltage cable branch box according to claim 1, characterized in that the front side of the box body (1) is provided with a warning board.

9. A high-voltage cable branch box according to claim 1, characterized in that the inner wall of the box body (1) is coated with an insulating layer.