CN215343900U

CN215343900U - Power-off protection device for distribution box

Info

Publication number: CN215343900U
Application number: CN202121626457.5U
Authority: CN
Inventors: 史国艳
Original assignee: Tangshan Dongtang Electric Co ltd
Current assignee: Tangshan Dongtang Electric Co ltd
Priority date: 2021-07-17
Filing date: 2021-07-17
Publication date: 2021-12-28
Anticipated expiration: 2031-07-17

Abstract

The utility model discloses a power-off protection device for a distribution box, which comprises a box body, a movable frame and a water tank, wherein a water pipe is fixedly arranged in the box body, a guide pipe, a smoke sensor and a temperature sensor are respectively and fixedly arranged at the top of the inner wall of the box body, a sliding frame is fixedly arranged at one side of the box body, the movable frame matched with a ventilation hole is slidably arranged between the sliding frames, an electromagnet is fixedly arranged at the top of the box body, the water tank and a fire extinguishing pressure tank are respectively and fixedly arranged at the rear end of the box body, a submersible pump is installed at one side of the water pipe in a butt joint mode, and one end of the guide pipe is communicated with the fire extinguishing pressure tank. According to the utility model, the movable frame is slidably arranged between the sliding frames, the electromagnet is powered off through the leakage protection switch, the movable frame is in contact with the pressure sensor to warn personnel, the loss is reduced, the water pipe is fixedly arranged in the box body, the submersible pump is utilized to enable water to flow, the temperature is rapidly reduced, and the safety is improved.

Description

Power-off protection device for distribution box

Technical Field

The utility model relates to the technical field of distribution boxes, in particular to a power-off protection device for a distribution box.

Background

The distribution box is a mass parameter on data, generally constitutes a low-voltage forest according to electrical wiring, requires to assemble switch equipment, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen to form the low-voltage distribution box, can be switched on or switched off by a manual or automatic switch in normal operation, is mainly used for electric shock protection of a person with fatal danger when the equipment breaks down, has overload and short-circuit protection functions, can be used for protecting overload and short circuit of a line or a motor, and can also be used for infrequent switching starting of the line under normal conditions, if the distribution box is improperly used, the electrical appliances can be burnt out to cause fire or generate smoke, so that a power-off protection device for the distribution box is needed to be used, and unnecessary loss can be avoided.

The existing power-off protection device for the distribution box has the following defects:

1. the conventional distribution box is not provided with a good prompting device, and when the distribution box is powered off and cannot operate, the accident conditions of electric leakage of electronic elements and the like exist, so that workers cannot be prompted to maintain in time, the internal electronic elements are damaged relatively well, more inconvenience is brought to later maintenance work, and the work efficiency is reduced;

2. general block terminal does not have better cooling structure, leads to the block terminal can the conflagration take place when taking place the outage trouble, leads to the box to produce higher temperature, makes the operation personnel receive the scald when maintaining easily, has reduced the security when maintaining, and we propose the power protection device that a block terminal was used for this and solve current problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a power-off protection device for a distribution box, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a power-off protection device that block terminal was used, includes box, adjustable shelf and water tank, the inside fixed mounting of box has the water pipe, the top of box inner wall fixed mounting respectively has pipe, smoke inductor and temperature-sensing ware, the pipe is located between smoke inductor and the temperature-sensing ware, the both sides of box are provided with air exit and ventilation hole respectively, one side fixed mounting of box has the carriage, slidable mounting has with ventilation hole complex adjustable shelf between the carriage, the top fixed mounting of box has the electro-magnet, the bottom fixed mounting of box has the accumulator box, the rear end of box fixed mounting has water tank and the overhead tank of putting out a fire respectively, the immersible pump is installed in the one end butt joint of water pipe, the immersible pump extends to in the water tank, the one end and the overhead tank of putting out a fire intercommunication of pipe.

Preferably, the inside fixed mounting of air exit has the fan, and fixed mounting has earth leakage protection switch on the inner wall of box.

Preferably, the sliding frame and the movable frame are slidably mounted through a sliding groove, and a spring is movably mounted between the movable frame and the sliding groove.

Preferably, the front end of the storage battery box is provided with a prompt lamp, and the bottom of the box body is fixedly provided with a pressure sensor matched with the movable frame.

Preferably, one side fixed mounting of adjustable shelf has the metal frame with electro-magnet complex, and the bottom fixed mounting of box has the supporting leg.

Preferably, the bottom of the guide pipe is provided with a spray head, and the guide pipe is provided with an electromagnetic valve.

Preferably, a box door is movably mounted at the front end of the box body, and a controller is fixedly mounted at the front end of the box door.

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

1. according to the utility model, the movable frames are slidably arranged between the sliding frames, so that when a power failure occurs, electricity of an electronic element can be disconnected through the leakage protection switch, the electromagnet is powered off, the magnetic force is lost, the movable frames are separated from the metal frames, the movable frames move downwards under the action of gravity and are contacted with the pressure sensor, the prompt lamp is triggered to warn operators to pay attention to the internal condition of the distribution box, the operators can maintain the box body timely, and the loss is reduced.

2. According to the utility model, the water pipe is fixedly arranged in the box body, and the submersible pump is used for conveying water in the water tank into the water pipe, so that the water flows, the box body subjected to high temperature can be rapidly cooled, an operator is prevented from being scalded when the box body is maintained, and the safety during maintenance is improved.

3. According to the utility model, the guide pipe is fixedly arranged at the top of the inner wall of the box body, the temperature in the box body is sensed by using the temperature sensor, the electromagnetic valve is opened by the controller to convey the fire extinguishing material in the fire extinguishing pressure tank into the guide pipe, and the fire extinguishing material is sprayed out by using the spray head to extinguish the fire, so that potential safety hazards caused by fire spreading are prevented.

4. According to the utility model, the air outlet is formed in one side of the box body, the smoke in the box body is sensed by the smoke sensor, the fan is started by the controller to discharge the smoke in the box body through the air outlet, the damage of excessive smoke in the box body to electronic elements is prevented, and the convenience is improved.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic front view of the present invention;

FIG. 4 is a schematic view of the backside internal structure of the present invention;

fig. 5 is a partial perspective view of the water pipe of the present invention.

In the figure: 1. a box body; 101. an air outlet; 102. supporting legs; 103. a vent hole; 2. a spray head; 3. a leakage protection switch; 4. a water pipe; 5. a fan; 6. an accumulator case; 601. a warning light; 7. an electromagnet; 701. a metal frame; 8. a carriage; 801. a chute; 802. a spring; 9. a movable frame; 10. a pressure sensor; 11. a conduit; 12. a smoke sensor; 13. a temperature sensor; 14. a box door; 1401. a controller; 15. a water tank; 16. a submersible pump; 17. a fire extinguishing pressure tank; 1701. an electromagnetic valve.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, an embodiment of the present invention is shown: a power-off protection device for a distribution box comprises a box body 1, a movable frame 9 and a water tank 15, wherein supporting legs 102 are fixedly installed at the bottom of the box body 1 through bolts and used for supporting the device, a box door 14 is movably installed at the front end of the box body 1 through a hinge and is convenient for an operator to maintain, a controller 1401 with the model of 900A is fixedly installed at the front end of the box door 14 through bolts, a guide pipe 11, a TB/02001 smoke sensor 12 and an SGWZP temperature sensor 13 are respectively and fixedly installed at the top of the inner wall of the box body 1 through bolts, the guide pipe 11 is positioned between the smoke sensor 12 and the temperature sensor 13, the controller 1401, the smoke sensor 12 and the temperature sensor 13 are connected through wires, a leakage protection switch 3 is fixedly installed on the inner wall of the box body 1 through bolts, a failed electronic element can be powered off through the leakage protection switch 3, an air outlet 101 and a vent hole 103 are respectively arranged on two sides of the box body 1, heat dissipation is facilitated through the vent hole 103, a fan 5 is fixedly installed inside the air outlet 101 through a bolt, smoke inside the box body 1 is sensed through a smoke sensor 12, the fan 5 is started through a controller 1401, the smoke inside the box body 1 is discharged through the air outlet 101, and damage to electronic elements is prevented;

sliding frames 8 are fixedly arranged on one side of the box body 1 through bolts, movable frames 9 matched with the air vents 103 are slidably arranged between the sliding frames 8 through sliding chutes 801, springs 802 are movably arranged between the movable frames 9 and the sliding chutes 801, the movable frames 9 can be reset by the springs 802, electromagnets 7 are fixedly arranged on the top of the box body 1 through bolts, metal frames 701 matched with the electromagnets 7 are fixedly arranged on one side of the movable frames 9 through bolts, a ZG05A pressure sensor 10 matched with the movable frames 9 is fixedly arranged on the bottom of the box body 1 through bolts, a storage battery 6 is fixedly arranged on the bottom of the box body 1 through bolts, a storage battery is arranged in the storage battery 6, a prompt lamp 601 is arranged at the front end of the storage battery 6, power can be supplied to the prompt lamp 601 through the storage battery, and the electromagnets 7 lose magnetic force and are separated from the metal frames 701 when the leakage protection switch 3 is powered off, the movable frame 9 slides downwards along the sliding groove 801 by using the self gravity, so that the movable frame 9 can be in contact with the pressure sensor 10, the prompt lamp 601 is triggered, the staff is warned to maintain the box body 1 in time, and the loss is reduced;

the fire extinguishing device is characterized in that a water pipe 4 is fixedly installed inside a box body 1 through a fixing kit, a water tank 15 and a fire extinguishing pressure tank 17 are fixedly installed at the rear end of the box body 1 through bolts, a ZR370-04APM submersible pump 16 is installed at one end of the water pipe 4 in a butt joint mode, the submersible pump 16 extends into the water tank 15, the other end of the water pipe 4 is communicated with the water tank 15, water in the water tank 15 is pumped by the submersible pump 16 and conveyed into the water pipe 4, the high-temperature box body 1 is rapidly cooled by the water pipe 4 to prevent workers from being scalded during maintenance, one end of a guide pipe 11 is communicated with the fire extinguishing pressure tank 17, a nozzle 2 is arranged at the bottom of the guide pipe 11, a DSG-03-2B2-A100-50 electromagnetic valve 1701 is arranged on the guide pipe 11, the temperature sensor 13 is used for sensing the temperature inside the box body 1, the electromagnetic valve 1701 is opened through a controller 1401 to convey fire extinguishing materials in the fire extinguishing pressure tank 17 into the guide pipe 11, utilize 2 blowout of shower nozzle to put out a fire, convenient and fast.

The working principle is as follows: when the power-off protection device for the distribution box is used, the leakage protection switch 3 is powered off to enable the electromagnet 7 to lose magnetic force and separate from the metal frame 701, the gravity of the movable frame 9 slides downwards along the sliding groove 801 to enable the movable frame 9 to be in contact with the pressure sensor 10 with the model ZG05A, the indicator lamp 601 is triggered to warn a worker, the smoke sensor 12 with the model TB/02001 is used for sensing the interior of the box body 1, the fan 5 can be started to discharge smoke in the box body 1 through the air outlet 101, the temperature sensor 13 with the model SGWZP is used for sensing the temperature in the box body 1, the electromagnetic valve 1701 can be opened to enable fire extinguishing materials in the fire extinguishing pressure tank 17 to be conveyed into the guide pipe 11, the nozzle 2 is used for spraying fire extinguishing, the submersible pump 16 with the model ZR370-04APM is used for conveying water in the water tank 15 into the water pipe 4, the water pipe 4 is used for rapidly cooling the box body 1, prevent that 1 overheated scald staff of box, just accomplish a series of operations of the power-off protection device that this block terminal was used above.

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 invention may be embodied in other specific forms without departing from the spirit or essential attributes 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 power-off protection device that block terminal was used, includes box (1), adjustable shelf (9) and water tank (15), its characterized in that: the fire extinguishing box is characterized in that a water pipe (4) is fixedly arranged inside the box body (1), the top of the inner wall of the box body (1) is respectively and fixedly provided with a guide pipe (11), a smoke sensor (12) and a temperature sensor (13), the guide pipe (11) is positioned between the smoke sensor (12) and the temperature sensor (13), the two sides of the box body (1) are respectively provided with an air outlet (101) and a ventilation hole (103), one side of the box body (1) is fixedly provided with a sliding frame (8), a movable frame (9) matched with the ventilation hole (103) is slidably arranged between the sliding frames (8), the top of the box body (1) is fixedly provided with an electromagnet (7), the bottom of the box body (1) is fixedly provided with an accumulator box (6), the rear end of the box body (1) is respectively and fixedly provided with a water tank (15) and a fire extinguishing pressure tank (17), one end of the water pipe (4) is butted with a submersible pump (16), the submersible pump (16) extends into the water tank (15), and one end of the conduit (11) is communicated with the fire extinguishing pressure tank (17).

2. The electrical power outage protection device of claim 1, characterized in that: the inside fixed mounting of air exit (101) has fan (5), and fixed mounting has earth leakage protection switch (3) on the inner wall of box (1).

3. The electrical power outage protection device of claim 1, characterized in that: the sliding frame (8) and the movable frame (9) are installed in a sliding mode through a sliding groove (801), and a spring (802) is movably installed between the movable frame (9) and the sliding groove (801).

4. The electrical power outage protection device of claim 1, characterized in that: the front end of the storage battery box (6) is provided with a prompt lamp (601), and the bottom of the box body (1) is fixedly provided with a pressure sensor (10) matched with the movable frame (9).

5. The electrical power outage protection device of claim 1, characterized in that: one side of the movable frame (9) is fixedly provided with a metal frame (701) matched with the electromagnet (7), and the bottom of the box body (1) is fixedly provided with a supporting leg (102).

6. The electrical power outage protection device of claim 1, characterized in that: the bottom of the guide pipe (11) is provided with a spray head (2), and the guide pipe (11) is provided with an electromagnetic valve (1701).

7. The electrical power outage protection device of claim 1, characterized in that: the front end of the box body (1) is movably provided with a box door (14), and the front end of the box door (14) is fixedly provided with a controller (1401).