CN113131359A

CN113131359A - Overheating reminding device for power distribution cabinet

Info

Publication number: CN113131359A
Application number: CN202110415437.1A
Authority: CN
Inventors: 王宝银
Original assignee: Sixian Dark Origin Electronic Technology Co ltd
Current assignee: Sixian Dark Origin Electronic Technology Co ltd
Priority date: 2021-04-18
Filing date: 2021-04-18
Publication date: 2021-07-16

Abstract

The utility model provides an overheated reminding device for switch board, relates to the distribution technology field, the intelligent cabinet temperature adjusting device comprises a cabinet body, the airtight chamber has been seted up at the middle part of the cabinet body, cabinet body top inner wall fixedly connected with heat conduction piece, the top fixedly connected with of airtight chamber and the gasbag of the bottom fixed connection of heat conduction piece, the equal swing joint in both sides at cabinet body top has sealed piece, the outside of sealed piece cup jointed with cabinet body inner wall fixed connection's spring one, the bottom fixedly connected with of gasbag and cabinet body inner wall swing joint's piston piece. This overheated reminding device for switch board uses through the cooperation of aqua storage tank and airtight chamber, when the internal portion high temperature of cabinet, at this moment in the airtight intracavity copper sulfate can fall into the aqua storage tank, makes the colour of aqua storage tank water become blue, and the light that leads to the illuminator transmission is difficult to pass, leads to photo resistance's illumination intensity to descend, and at this moment photo resistance will cut off the power supply to lead to the whole circuit disconnection, effectively guaranteed the safe handling of switch board, effectively increased the practicality.

Description

Overheating reminding device for power distribution cabinet

Technical Field

The invention relates to the technical field of power distribution, in particular to an overheating reminding device for a power distribution cabinet.

Background

The power distribution cabinet is a general name of a motor control center, and is used in occasions with dispersed loads and less loops; motor control centers are used in load concentration and loop-rich applications, where they distribute the power from a circuit of a higher level of distribution equipment to nearby loads, which provide protection, monitoring and control of the loads.

Inside being covered with a large amount of circuits of present switch board, and every circuit can all produce the heat transfer volume at the during operation, causes the inside temperature of switch board to rise, especially like the high temperature period in summer, the inside temperature of switch board is too high very probably, causes the circuit to ignite, causes the burnout of circuit, leads to the damage of switch board, influences the power supply, and this can cause delaying of distribution progress, causes very big inconvenient.

Therefore, an overheat reminding device for a power distribution cabinet is provided to solve the above problems.

Disclosure of Invention

The invention adopts the following technical scheme for realizing the technical purpose: an overheating reminding device for a power distribution cabinet comprises a cabinet body, wherein a sealed cavity is formed in the middle of the cabinet body, a heat conducting block is fixedly connected to the inner wall of the top of the cabinet body, an air bag fixedly connected with the bottom of the heat conducting block is fixedly connected to the top of the sealed cavity, sealing blocks are movably connected to two sides of the top of the cabinet body, a first spring fixedly connected with the inner wall of the cabinet body is sleeved on the outer side of each sealing block, a piston block movably connected with the inner wall of the cabinet body is fixedly connected to the bottom of the air bag, a second spring is fixedly connected to the bottom of the piston block, a water storage tank is formed in the bottom of the cabinet body, chemical tanks are formed in the inner walls of two sides of the cabinet body, a third spring is fixedly connected to the inner bottom wall of each chemical tank, a positive pole movably connected with the bottom of the sealed cavity is fixedly connected, the inner wall of the left side of the bottom of the cabinet body is fixedly connected with a light emitter, and the inner wall of the right side of the bottom of the cabinet body is fixedly connected with a photosensitive resistor.

The invention has the following beneficial effects:

1. this overheated reminding device for switch board uses through the cooperation of aqua storage tank and airtight chamber, when the internal portion high temperature of cabinet, at this moment in the airtight intracavity copper sulfate can fall into the aqua storage tank, makes the colour of aqua storage tank water become blue, and the light that leads to the illuminator transmission is difficult to pass, leads to photo resistance's illumination intensity to descend, and at this moment photo resistance will cut off the power supply to lead to the whole circuit disconnection, effectively guaranteed the safe handling of switch board, effectively increased the practicality.

2. This overheated reminding device for switch board uses through the cooperation of sealed piece and spring one, and under the normal condition, it is internal that the top shrink of sealed piece advances the cabinet, at this moment forms airtight chamber airtight state, and when the switch board high temperature, sealed piece also can rebound under the effect of atmospheric pressure at this moment to still can guarantee inside airtight, rise the back simultaneously, also be convenient for follow-up supplementary copper sulfate, improved the practicality.

Furthermore, the cabinet body is made of hard high-strength materials and does not have conductivity and magnetic conductivity, the cabinet body plays a role in fixing all parts, the closed cavity is in an oval shape, inert gas and copper sulfate solid are filled in the closed cavity, and the closed cavity plays a role in storing the copper sulfate solid.

Further, the material of heat conduction piece is the material that electric conductivity is good and the size of heat conduction piece is less than the size of the cabinet body, and the heat conduction piece plays the effect of transmission heat, the material of gasbag is soft rubber material and the inside packing of gasbag has the gas of expend with heat and contract with cold nature, and the gasbag plays the effect of transmission.

Furthermore, the sealing block is made of hard rubber materials, the sealing block is in an I shape, the sealing block plays a sealing role, the first springs are extension springs, the number of the first springs is two, and the first springs play a role in contracting the sealing block towards the bottom.

Further, the inside of aqua storage tank is filled with the size that the size of pure water and aqua storage tank is less than the cabinet body, and the aqua storage tank plays the effect of storing the pure water, the shape that the inside of chemical tank was filled with electrolyte and chemical tank is the ring form, and the chemical tank plays the effect of storing electrolyte.

Further, reminiscences and negative pole post electric connection, illuminator and photo resistance symmetry, the reminiscences plays the effect of reminding to the light beam that the illuminator launches shines on the left side of photo resistance, and the illuminator plays the effect of sending the light beam.

Drawings

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

FIG. 2 is an enlarged partial view of portion A of FIG. 1;

FIG. 3 is a schematic view of the downward movement of the piston block of the present invention;

FIG. 4 is an enlarged partial view of the portion B in FIG. 3 according to the present invention.

In the figure: 1. a cabinet body; 2. a closed cavity; 3. a heat conducting block; 4. an air bag; 5. a sealing block; 6. a first spring; 7. a piston block; 8. a second spring; 9. a water storage tank; 10. a chemical tank; 11. a third spring; 12. a positive post; 13. a negative pole post; 14. a reminder; 15. a light emitter; 16. a light dependent resistor.

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.

Referring to fig. 1-4, an overheat reminding device for a power distribution cabinet comprises a cabinet body 1, wherein the cabinet body 1 is made of a hard high-strength material, the cabinet body 1 does not have conductivity and magnetic conductivity, the cabinet body 1 plays a role in fixing each component, a sealed cavity 2 is oval, inert gas and copper sulfate solid are filled in the sealed cavity 2, the sealed cavity 2 plays a role in storing the copper sulfate solid, the sealed cavity 2 is formed in the middle of the cabinet body 1, a heat conduction block 3 is fixedly connected to the inner wall of the top of the cabinet body 1, the heat conduction block 3 is made of a material with good conductivity, the size of the heat conduction block 3 is smaller than that of the cabinet body 1, the heat conduction block 3 plays a role in transferring heat, an air bag 4 is made of a soft rubber material, gas with heat and cold shrinkage properties is filled in the air bag 4, and the air bag;

the top of the sealed cavity 2 is fixedly connected with an air bag 4 fixedly connected with the bottom of the heat conducting block 3, two sides of the top of the cabinet body 1 are movably connected with sealing blocks 5, the sealing blocks 5 are made of hard rubber materials, the sealing blocks 5 are in an I shape, the sealing blocks 5 play a sealing role, springs 6 are extension springs, the number of the springs 6 is two, the springs 6 play a role in contracting the sealing blocks 5 towards the bottom, the outer side of the sealing blocks 5 is sleeved with the springs 6 fixedly connected with the inner wall of the cabinet body 1, and the bottom of the air bag 4 is fixedly connected with a piston block 7 movably connected with the inner wall of the cabinet body 1;

the bottom of the piston block 7 is fixedly connected with a spring II 8, the bottom of the cabinet body 1 is provided with a water storage tank 9, pure water is filled in the water storage tank 9, the size of the water storage tank 9 is smaller than that of the cabinet body 1, the water storage tank 9 plays a role in storing the pure water, electrolyte is filled in the chemical tank 10, the chemical tank 10 is in a ring shape, the chemical tank 10 plays a role in storing the electrolyte, the inner walls of the two sides of the cabinet body 1 are both provided with chemical tanks 10, the inner bottom wall of the chemical tank 10 is fixedly connected with a spring III 11, the top of the spring III 11 at the left side is fixedly connected with an anode post 12 movably connected with the bottom of the sealed cavity 2, the top of the spring III 11 at the right side is fixedly connected with a cathode post 13 movably connected with the bottom of the sealed cavity 2, the reminder 14 is fixedly connected with the right side of the cabinet body 1, the reminder 14 is electrically connected with, and the light beam that illuminator 15 emitted shines on the left side of photo resistance 16, and illuminator 15 plays the effect of sending out the light beam, cabinet body 1 bottom left side inner wall fixedly connected with illuminator 15, cabinet body 1 bottom right side inner wall fixedly connected with photo resistance 16.

The working principle is as follows: when the power distribution cabinet is normally used, as shown in fig. 1, at this time, the temperature is normal, the air bag 4 is in a normal contraction state, at this time, the piston block 7 is positioned above the water storage tank 9 under the most used of the spring II 8 and the air bag 4, at this time, the sealing block 5 is also contracted into the interior of the cabinet body 1 under the action of the spring I6, the positive pole column 12 and the negative pole column 13 are upwards bounced under the action of the spring III 11, are not in contact with the electrolyte in the chemical tank 10, and do not generate current, so the reminder 14 does not work, and because the water in the water storage tank 9 is colorless, the light emitted by the light emitter 15 can penetrate through the water storage tank 9 and irradiate on the photoresistor 16, so the light intensity reaches the intensity of the passage of the photoresistor 16;

when the interior of the power distribution cabinet is overheated, as shown in fig. 3, the heat conducting block 3 transfers heat to the air bag 4, at the moment, gas inside the air bag 4 is heated to expand, the piston block 7 is pushed downwards, so that copper sulfate solid in the sealed cavity 2 falls into the water storage tank 9, water in the water storage tank 9 is changed into blue, illumination of the light emitter 15 cannot penetrate through the water storage tank 9, the light intensity of the photoresistor 16 is insufficient, the power-off state is achieved, the power distribution cabinet is further broken, and the safe use of the power distribution cabinet is effectively protected, and the sealing block 5 can move upwards under the action of air pressure, so that the top of the sealing block 5 extends out of the cabinet body 1, the copper sulfate is convenient to supplement in the later period, meanwhile, the positive pole column 12 and the negative pole column 13 both extend into the chemical tank 10 under the action of air pressure to generate galvanic reaction and generate electric power, so that the reminder 14 works, and maintenance personnel can be reminded of maintaining in time.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an overheated reminding device for switch board, includes cabinet body (1), its characterized in that: the improved cabinet is characterized in that a sealed cavity (2) is formed in the middle of the cabinet body (1), a heat conducting block (3) is fixedly connected to the inner wall of the top of the cabinet body (1), an air bag (4) fixedly connected with the top of the sealed cavity (2) and the bottom of the heat conducting block (3) are fixedly connected to the top of the sealed cavity, sealing blocks (5) are movably connected to the two sides of the top of the cabinet body (1), a first spring (6) fixedly connected with the inner wall of the cabinet body (1) is sleeved on the outer side of each sealing block (5), a piston block (7) movably connected with the inner wall of the cabinet body (1) is fixedly connected to the bottom of the air bag (4), a second spring (8) is fixedly connected to the bottom of the piston block (7), a water storage tank (9) is formed in the bottom of the cabinet body (1), chemical tanks (10) are formed in the inner walls of the two sides of the cabinet body (1), a third spring (11), the top of the right spring III (11) is fixedly connected with a negative pole column (13) movably connected with the bottom of the sealed cavity (2), the right side of the cabinet body (1) is fixedly connected with a reminder (14), the left inner wall of the bottom of the cabinet body (1) is fixedly connected with a light emitter (15), and the right inner wall of the bottom of the cabinet body (1) is fixedly connected with a photosensitive resistor (16).

2. The overheat reminding device for the power distribution cabinet according to claim 1, characterized in that: the cabinet body (1) is made of hard high-strength materials, and the cabinet body (1) does not have conductivity and magnetic conductivity.

3. The overheat reminding device for the power distribution cabinet according to claim 1, characterized in that: the shape of the closed cavity (2) is elliptical, and inert gas and copper sulfate solid are filled in the closed cavity (2).

4. The overheat reminding device for the power distribution cabinet according to claim 1, characterized in that: the heat conducting block (3) is made of a material with good electric conductivity, and the size of the heat conducting block (3) is smaller than that of the cabinet body (1).

5. The overheat reminding device for the power distribution cabinet according to claim 1, characterized in that: the air bag (4) is made of soft rubber materials, and gas with properties of expansion with heat and contraction with cold is filled in the air bag (4).

6. The overheat reminding device for the power distribution cabinet according to claim 1, characterized in that: the sealing block (5) is made of hard rubber materials, the sealing block (5) is in an I shape, the first spring (6) is an extension spring, and the number of the first springs (6) is two.

7. The overheat reminding device for the power distribution cabinet according to claim 1, characterized in that: the water storage tank (9) is filled with pure water, the size of the water storage tank (9) is smaller than that of the cabinet body (1), the chemical tank (10) is filled with electrolyte, and the chemical tank (10) is annular.

8. The overheat reminding device for the power distribution cabinet according to claim 1, characterized in that: the reminder (14) is electrically connected with the negative pole column (13), the light emitter (15) is symmetrical to the photoresistor (16), and light beams emitted by the light emitter (15) irradiate the left side of the photoresistor (16).