CN219419931U

CN219419931U - Low-voltage service wire terminal box

Info

Publication number: CN219419931U
Application number: CN202320584381.7U
Authority: CN
Inventors: 方力
Original assignee: Wuhan Baibao Technology Co ltd
Current assignee: Wuhan Baibao Technology Co ltd
Priority date: 2023-03-23
Filing date: 2023-03-23
Publication date: 2023-07-25
Anticipated expiration: 2033-03-23

Abstract

The utility model discloses a low-voltage service wire terminal box, which comprises a wiring terminal box body, wherein a fire detection and elimination assembly is arranged in the wiring terminal box body, a maintenance-facilitating assembly is arranged on one side of the fire detection and elimination assembly, and a heat dissipation assembly is arranged on one side of the maintenance-facilitating assembly.

Description

Low-voltage service wire terminal box

Technical Field

The utility model relates to the field of low-voltage service wire terminal boxes, in particular to a low-voltage service wire terminal box.

Background

The low-voltage service line terminal box is a switching construction line, marks branch lines, and provides a convenient interface device for wiring and line checking.

Existing publication No.: CN218161260U discloses a low-voltage switch terminal box with functions of temperature and humidity alarm and heat insulation;

the low-voltage switch terminal box has the advantages of reasonable structure, good heat preservation and insulation effect and long service life, and has the functions of temperature and humidity alarm and heat insulation; however, in actual use, the low-voltage subscriber line terminal box may catch fire due to various reasons, such as overload, short circuit, poor contact, arc spark, spark caused by electricity leakage, etc., and when the low-voltage switch terminal box breaks out a fire, the utility model cannot find out in time and quickly extinguish, thereby having serious consequences and certain defects.

Disclosure of Invention

In order to solve the problems in the background art, the utility model adopts the following specific technical scheme:

a low-voltage service wire terminal box comprises a wiring terminal box body, wherein a fire detection and elimination assembly is arranged in the wiring terminal box body, a maintenance-facilitating assembly is arranged on one side of the fire detection and elimination assembly, and a heat dissipation assembly is arranged on one side of the maintenance-facilitating assembly;

in order to achieve the purpose of fire detection elimination, the fire detection elimination assembly comprises a temperature sensor, one side of the temperature sensor is provided with a smoke sensor, the temperature sensor and the smoke sensor are all installed on the inner wall of a wiring terminal box body, a PLC (programmable logic controller) is installed on one side of the wiring terminal box body, the temperature sensor and the smoke sensor are all electrically connected with the PLC, an inert gas storage tank is arranged on one side of the PLC, the output end of the inert gas storage tank is connected with an air outlet pipe, the air outlet pipe penetrates through the wiring terminal box body, an electric control stop valve is installed in the air outlet pipe, a buzzer is arranged on one side of the air outlet pipe, and the electric control stop valve and the buzzer are electrically connected with the PLC.

Further, the periphery of the inert gas storage tank is connected with a storage tank fixing frame, and the storage tank fixing frame is connected with the wiring terminal box body.

Further, a warning lamp is installed at the top of the wiring terminal box body, and the warning lamp is electrically connected with the PLC.

Further, in order to achieve the purpose of being convenient for maintain, the maintenance subassembly of being convenient for includes the sliding tray, and the sliding tray is seted up inside the binding post box, and the inside sliding fit of sliding tray has the sliding plate, and sliding plate one side is connected with sealed magnetism and inhale the strip, and the sliding plate top is equipped with the mounting panel.

Further, one side of the connecting terminal box body is movably connected with an installation door through a hinge.

Further, in order to achieve the radiating purpose, the radiating assembly comprises a mounting groove, the mounting groove is mounted inside the connecting terminal box body, the radiating fan is mounted on one side of the mounting groove, the radiating fan is electrically connected with the PLC, and a radiating hole is formed in one side of the connecting terminal box body.

Further, dust filter screens are arranged in the radiating holes and the mounting grooves.

Compared with the prior art, the utility model provides a low-voltage service line terminal box, which comprises the following components

The beneficial effects are that:

(1) The utility model improves the prior art, has reasonable structure and long service life in actual use, can timely find and rapidly extinguish when the low-voltage switch terminal box is in fire, avoids serious consequences and solves the defects in the prior art.

(2) When the electronic element in the connecting terminal box body needs to be maintained, the sliding plate slides out along the sliding groove through the sealing magnetic strip, and meanwhile, the mounting plate moves, so that the electronic element on the mounting plate can be maintained rapidly.

Drawings

Fig. 1 is a schematic view of a main structure of a low voltage subscriber line terminal box according to an embodiment of the present utility model;

fig. 2 is a perspective view of a low voltage subscriber line terminal box according to an embodiment of the present utility model;

fig. 3 is a schematic view of a fire detection and elimination assembly in a low voltage service line terminal box according to an embodiment of the present utility model;

fig. 4 is a schematic structural view of a maintenance-facilitating assembly in a low voltage subscriber line terminal box according to an embodiment of the present utility model.

In the figure:

1. a terminal block; 2. a fire detection abatement assembly; 201. a temperature sensor; 202. a smoke sensor; 203. a PLC controller; 204. an inert gas storage tank; 205. an air outlet pipe; 206. an electrically controlled stop valve; 207. a buzzer; 3. the maintenance of the assembly is facilitated; 301. a sliding groove; 302. a sliding plate; 303. sealing magnetic attraction strips; 304. a mounting plate; 4. a heat dissipation assembly; 401. a mounting groove; 402. a heat radiation fan; 403. a heat radiation hole; 5. a storage tank fixing frame; 6. a warning light; 7. installing a door; 8. a dust filter screen.

Detailed Description

For the purpose of further illustrating the concepts of the present application, there is provided in the drawings, which are a part of the present disclosure and are primarily intended to illustrate examples and, together with the description, serve to explain the principles of the examples, with reference to the same, wherein elements are not drawn to scale and like reference numerals are generally used to designate like elements.

The utility model will now be further described with reference to the accompanying drawings and the specific embodiments, as shown in fig. 1 to 4, a low voltage service wire terminal box according to an embodiment of the utility model includes a rectangular hollow terminal box body 1, a fire detection and elimination assembly 2 is disposed in the terminal box body 1, a maintenance facilitating assembly 3 is disposed on one side of the fire detection and elimination assembly 2, and a heat dissipation assembly 4 is disposed on one side of the maintenance facilitating assembly 3.

As shown in fig. 1-4, the fire detection and elimination assembly 2 comprises a temperature sensor 201 for detecting temperature, a smoke sensor 202 for detecting smoke is arranged on one side of the temperature sensor 201, the temperature sensor 201 and the smoke sensor 202 are both installed on the inner wall of a wiring terminal box body 1, a centrally controlled PLC controller 203 is installed on one side of the wiring terminal box body 1, the temperature sensor 201 and the smoke sensor 202 are both electrically connected with the PLC controller 203, an inert gas storage tank 204 is arranged on one side of the PLC controller 203, an air outlet pipe 205 is connected with an output end of the inert gas storage tank 204, the air outlet pipe 205 penetrates through the wiring terminal box body 1, an electric control stop valve 206 is installed in the air outlet pipe 205, a buzzer 207 is arranged on one side of the air outlet pipe 205, the electric control stop valve 206 and the buzzer 207 are electrically connected with the PLC controller 203, a storage tank fixing frame 5 is connected with the wiring terminal box body 1, a warning lamp 6 is installed on the top of the wiring terminal box body 1, and the warning lamp 6 is electrically connected with the PLC controller 203.

As shown in fig. 1-4, the convenient maintenance assembly 3 comprises a sliding groove 301, the sliding groove 301 is formed in the interior of the wiring terminal box body 1, a sliding plate 302 is slidably matched in the sliding groove 301, the sliding plate 302 is connected with a sealing magnetic strip 303 on one side of the sliding plate 302, a mounting plate 304 is arranged above the sliding plate 302, and one side of the wiring terminal box body 1 is movably connected with a mounting door 7 through a hinge, so that the wiring terminal box body 1 is conveniently opened and closed.

As shown in fig. 1-4, the heat dissipation assembly 4 includes a mounting groove 401, the mounting groove 401 is mounted inside the terminal box 1, a heat dissipation fan 402 is mounted on one side of the mounting groove 401, the heat dissipation fan 402 is electrically connected with the PLC controller 203, a heat dissipation hole 403 is provided on one side of the terminal box 1, and a dust filter 8 is provided inside the heat dissipation hole 403 and the mounting groove 401.

Working principle: 1. when a fire disaster occurs, the temperature rises and smoke is generated through the temperature sensor 201 and the smoke sensor 202, when the temperature sensor 201 and the smoke sensor 202 are triggered simultaneously, the temperature sensor 201 and the smoke sensor 202 enable the electric control stop valve 206, the buzzer 207 and the warning lamp 6 to be started simultaneously through the PLC 203, at the moment, inert gas in the inert gas storage tank 204 enters the wiring terminal box 1 through the air outlet pipe 205, and therefore the purposes of quickly finding and extinguishing the fire are achieved, and the buzzer 207 and the warning lamp 6 remind workers of the fire disaster.

2. When the electronic components in the wiring terminal box body 1 need to be maintained, the sliding plate 302 slides out along the sliding groove 301 through the sealing magnetic strip 303, and meanwhile, the mounting plate 304 moves, so that the electronic components on the mounting plate 304 can be maintained quickly.

3. Through setting up cooling fan 402 and louvre 403 to reach the radiating purpose of be convenient for binding post box 1, dust filter screen 8 filters the dust simultaneously, when binding post box 1 inside temperature rose, PLC controller 203 made cooling fan 402 rotational speed improve, thereby reached and maintained binding post box 1 in a suitable temperature interval.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The low-voltage service wire terminal box is characterized by comprising a wiring terminal box body (1), wherein a fire detection elimination assembly (2) is arranged inside the wiring terminal box body (1), a maintenance-facilitating assembly (3) is arranged on one side of the fire detection elimination assembly (2), and a heat dissipation assembly (4) is arranged on one side of the maintenance-facilitating assembly (3);

the fire detection elimination assembly (2) comprises a temperature sensor (201), a smoke sensor (202) is arranged on one side of the temperature sensor (201), the temperature sensor (201) and the smoke sensor (202) are all installed on the inner wall of a wiring terminal box body (1), a PLC (programmable logic controller) 203 is installed on one side of the wiring terminal box body (1), the temperature sensor (201) and the smoke sensor (202) are all electrically connected with the PLC (203), an inert gas storage tank (204) is arranged on one side of the PLC (203), an air outlet pipe (205) is connected with an air outlet pipe (205), the air outlet pipe (205) penetrates through the wiring terminal box body (1), an electric control stop valve (206) is installed in the air outlet pipe (205), and a buzzer (207) is arranged on one side of the air outlet pipe (205), and the electric control stop valve (206) and the buzzer (207) are electrically connected with the PLC (203).

2. The low-voltage subscriber line terminal box according to claim 1, characterized in that a storage tank fixing frame (5) is connected to the periphery of the inert gas storage tank (204), and the storage tank fixing frame (5) is connected to the terminal box body (1).

3. The low-voltage subscriber line terminal box according to claim 2, wherein a warning lamp (6) is mounted on the top of the terminal box body (1), and the warning lamp (6) is electrically connected with the PLC controller (203).

4. A low voltage service wire terminal box according to claim 3, characterized in that the maintenance facilitating component (3) comprises a sliding groove (301), the sliding groove (301) is arranged inside the terminal box body (1), a sliding plate (302) is slidably matched inside the sliding groove (301), one side of the sliding plate (302) is connected with a sealing magnetic strip (303), and a mounting plate (304) is arranged above the sliding plate (302).

5. The low-voltage subscriber line terminal box according to claim 4, wherein one side of the terminal box body (1) is movably connected with an installation door (7) through a hinge.

6. The low-voltage subscriber line terminal box according to claim 1, wherein the heat dissipation assembly (4) comprises a mounting groove (401), the mounting groove (401) is mounted inside the terminal box body (1), a heat dissipation fan (402) is mounted on one side of the mounting groove (401), the heat dissipation fan (402) is electrically connected with the PLC controller (203), and a heat dissipation hole (403) is formed in one side of the terminal box body (1).

7. A low voltage subscriber line terminal box according to claim 6, characterized in that the heat dissipation holes (403) and the mounting groove (401) are internally provided with dust screens (8).