CN213400876U

CN213400876U - Heat-insulating and explosion-proof capacitor

Info

Publication number: CN213400876U
Application number: CN202022797098.1U
Authority: CN
Inventors: 杜寒春; 龙田恋; 邓琴
Original assignee: Changzhou Hongge Electronic Technology Co ltd
Current assignee: Changzhou Hongge Electronic Technology Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-06-08
Anticipated expiration: 2030-11-27

Abstract

The utility model discloses a can insulate against heat blast proof condenser, including heat insulating board and air vent, the inside of heat insulating board is provided with the stock solution chamber, the top of heat insulating board is provided with the filling opening, and the top of filling opening is connected with the upper cover, the outer wall of heat insulating board is fixed with the connecting plate, and the internal connection of connecting plate has fixing bolt, fixing bolt's below is connected with the thread groove, and one side of thread groove is provided with the fixed plate, the rubber pad is installed to the outer wall of fixed plate, and the top of rubber pad is provided with explosion-proof shell, explosion-proof shell's inner wall is provided with capacitor body, explosion-proof shell's outer wall connection has the blast pipe, and the inner. This can insulate against heat blast proof capacitor is equipped with the filling opening, can unscrew the upper cover, adds the coolant liquid to the stock solution intracavity for the heat that the condenser body during operation produced can be absorbed to the coolant liquid, prevents its high temperature and causes the damage, thereby improves the life of capacitor.

Description

Heat-insulating and explosion-proof capacitor

Technical Field

The utility model relates to a condenser technical field specifically is a can insulate against heat explosion-proof condenser.

Background

The capacitor is formed by sandwiching an insulating dielectric between two metal electrodes. When a voltage is applied between the two metal electrodes, charge is stored in the electrodes, so that the capacitor is an energy storage element. Any two conductors, insulated from each other and in close proximity, form a capacitor. A parallel plate capacitor consists of the plates of the capacitor and a dielectric.

The existing capacitor does not have the functions of heat insulation and heat absorption, so that the applicable environment range is small, the capacitor can explode when the operating voltage of the capacitor is too high, most capacitors do not have explosion-proof structures, the explosion causes the damage of elements around the capacitor, the capacitor does not have the shockproof effect, the stability is poor, the use requirements of people can not be well met, and technical innovation is performed on the basis of the existing capacitor according to the situation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can thermal-insulated explosion-proof condenser to it does not possess thermal-insulated and endothermic function to propose current condenser in solving above-mentioned background art, and the environmental scope that leads to its being suitable for is less, and can arouse the condenser explosion when condenser operating voltage is too high, but most condensers do not have explosion-proof construction, lead to the explosion to arouse the component damage around the condenser, do not possess shockproof effect moreover, poor stability, the user demand problem of satisfying people that can not be fine.

In order to achieve the above object, the utility model provides a following technical scheme: a heat-insulating explosion-proof capacitor comprises a heat-insulating plate and a vent hole, wherein a liquid storage cavity is arranged inside the heat-insulating plate, a liquid filling opening is arranged above the heat-insulating plate, an upper cover is connected above the liquid filling opening, a connecting plate is fixed on the outer wall of the heat insulation plate, a fixing bolt is connected inside the connecting plate, a thread groove is connected below the fixing bolt, and one side of the thread groove is provided with a fixed plate, the outer wall of the fixed plate is provided with a rubber pad, and an explosion-proof shell is arranged above the rubber pad, the inner wall of the explosion-proof shell is provided with a capacitor body, the outer wall of the explosion-proof shell is connected with an exhaust pipe, and the inner wall of the exhaust pipe is provided with a limiting block, a connecting block is arranged above the limiting block, a spring is connected above the connecting block, the top of spring is fixed with the mounting groove, and the top of mounting groove is connected with the installation piece, the air vent sets up in one side of installation piece.

Preferably, the liquid filling port and the liquid storage cavity form a communicating structure through the heat insulation plate, and the liquid filling port is in threaded connection with the upper cover.

Preferably, the connecting plate is fixedly connected with the heat insulation plate, and the outer wall of the fixing bolt is tightly attached to the inner wall of the thread groove.

Preferably, the rubber pad is in adhesive connection with the fixing plate, and the rubber pad is matched with the fixing plate in overall dimension.

Preferably, the inner wall of the explosion-proof shell is tightly attached to the outer wall of the capacitor body, and the appearance structure of the explosion-proof shell is matched with that of the capacitor body.

Preferably, the exhaust pipe and the explosion-proof shell are communicated with each other, and the limiting block and the exhaust pipe are fixedly connected.

Preferably, the connecting block forms an elastic telescopic structure through the spring and the mounting groove, and the depth of the vent hole is equal to the thickness of the mounting block.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the capacitor is provided with a liquid filling port, the upper cover can be unscrewed, and cooling liquid is added into the liquid storage cavity, so that the cooling liquid can absorb heat generated when the capacitor body works, the damage caused by overhigh temperature is prevented, and the service life of the capacitor is prolonged; the connecting plate is arranged on the heat insulation plate of the capacitor, and the fixing bolt is inserted into the thread groove and screwed down, so that the fastening effect is achieved, the stability can be improved, and the shockproof effect of the capacitor is enhanced;

the rubber gasket of the capacitor can enhance the sealing property between the fixed plate and the heat insulation plate, prevent the cooling liquid in the liquid storage cavity from leaking out and enhance the safety in use; when the capacitor body of the capacitor is expanded too much, the explosion-proof shell can resist the internal pressure of the capacitor and can effectively prevent the capacitor body from exploding, thereby avoiding the explosion of the capacitor body when the capacitor body works and further improving the safety;

when the capacitor body of the capacitor generates the expansion gas, the gas can be exhausted to the outside through the exhaust pipe on the explosion-proof shell after being exhausted from the capacitor body, so that the protection effect is achieved, and the explosion condition of the capacitor body is reduced; the connecting block of this condenser can be produced gaseous promotion by capacitor body under the effect of spring for gas can discharge to the outside, and after the gas evacuation, the spring drove the connecting block motion, makes and forms the leakproofness between connecting block and the stopper, can prevent that outside harmful gas from discharging into and cause the harm to capacitor body.

Drawings

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

fig. 2 is a schematic perspective view of the fixing plate of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 1 according to the present invention;

fig. 4 is a partially enlarged view of the point B in fig. 1 according to the present invention.

In the figure: 1. a heat insulation plate; 2. a liquid storage cavity; 3. a liquid filling port; 4. an upper cover; 5. a connecting plate; 6. fixing the bolt; 7. a thread groove; 8. a fixing plate; 9. a rubber pad; 10. an explosion-proof shell; 11. a capacitor body; 12. an exhaust pipe; 13. a limiting block; 14. connecting blocks; 15. a spring; 16. mounting grooves; 17. mounting blocks; 18. and (4) a vent hole.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a heat-insulating and explosion-proof capacitor comprises a heat-insulating plate 1 and an air vent 18, wherein a liquid storage cavity 2 is arranged inside the heat-insulating plate 1, a liquid filling opening 3 is arranged above the heat-insulating plate 1, an upper cover 4 is connected above the liquid filling opening 3, a connecting plate 5 is fixed on the outer wall of the heat-insulating plate 1, a fixing bolt 6 is connected inside the connecting plate 5, a thread groove 7 is connected below the fixing bolt 6, a fixing plate 8 is arranged on one side of the thread groove 7, a rubber pad 9 is arranged on the outer wall of the fixing plate 8, an explosion-proof shell 10 is arranged above the rubber pad 9, a capacitor body 11 is arranged on the inner wall of the explosion-proof shell 10, an exhaust pipe 12 is connected on the outer wall of the explosion-proof shell 10, a limiting block 13 is arranged on the inner wall of the exhaust pipe 12, a connecting block 14 is arranged above the limiting block 13, a spring 15, the vent hole 18 is provided at one side of the mounting block 17.

The utility model discloses in: the liquid filling port 3 and the liquid storage cavity 2 form a communicating structure through the heat insulation plate 1, and the liquid filling port 3 is in threaded connection with the upper cover 4; this condenser is equipped with filling opening 3, can unscrew upper cover 4, adds the coolant liquid in the stock solution chamber 2 for the coolant liquid can absorb the heat that 11 during operations of capacitor body produced, prevents that its high temperature from causing the damage, thereby improves the life of condenser.

The utility model discloses in: the connecting plate 5 is fixedly connected with the heat insulation plate 1, and the outer wall of the fixing bolt 6 is tightly attached to the inner wall of the thread groove 7; be equipped with connecting plate 5 above this condenser's the heat insulating board 1, penetrate fixing bolt 6 and screw up in thread groove 7 to reach the fastening effect, can improve stability, strengthen the shockproof effect of condenser.

The utility model discloses in: the rubber pad 9 is in adhesive connection with the fixed plate 8, and the shape and size of the rubber pad 9 are matched with those of the fixed plate 8; the rubber gasket 9 of the capacitor can enhance the sealing performance between the fixing plate 8 and the heat insulation plate 1, prevent the cooling liquid in the liquid storage cavity 2 from leaking, and enhance the safety in use.

The utility model discloses in: the inner wall of the explosion-proof shell 10 is tightly attached to the outer wall of the capacitor body 11, and the appearance structure of the explosion-proof shell 10 is matched with that of the capacitor body 11; when the capacitor body 11 of the capacitor is expanded too much, the explosion-proof shell 10 can resist the internal pressure of the capacitor, and can effectively prevent the capacitor body 11 from exploding, thereby avoiding the explosion of the capacitor body 11 during working and further improving the safety.

The utility model discloses in: the exhaust pipe 12 is communicated with the explosion-proof shell 10, and the limiting block 13 is fixedly connected with the exhaust pipe 12; when the capacitor body 11 of the capacitor generates the expansion gas, the gas can be discharged to the outside through the exhaust pipe 12 on the explosion-proof shell 10 after being discharged from the capacitor body 11, so that the protection effect is achieved, and the condition that the capacitor body 11 explodes is reduced.

The utility model discloses in: the connecting block 14 forms an elastic telescopic structure with the mounting groove 16 through the spring 15, and the depth of the vent hole 18 is equal to the thickness of the mounting block 17; the connecting block 14 of this condenser can be produced gaseous promotion by capacitor body 11 under the effect of spring 15 for gas can discharge to the outside, and after the gas evacuation, spring 15 drove connecting block 14 motion, makes to form the leakproofness between connecting block 14 and stopper 13, can prevent that outside harmful gas from discharging into and cause the harm to capacitor body 11.

The working principle of the heat-insulating explosion-proof capacitor is as follows: before the capacitor is used, the fixing plate 8 is fixedly installed, the connecting plate 5 is aligned with the fixing plate 8, a through hole is formed in the connecting plate 5, a fixing bolt 6 is inserted into the through hole and screwed into the thread groove 7, a rubber pad 9 can ensure the sealing performance between the connecting plate 5 and the heat insulation plate 1, so that the capacitor is fixed, the stability can be enhanced, and a good anti-seismic effect is achieved, the upper cover 4 is unscrewed, cooling liquid is added into the liquid storage cavity 2 through the liquid filling opening 3, the anti-explosion shell 10 absorbs heat generated during the operation of the capacitor body 11, so that the cooling liquid can absorb heat of the capacitor body 11, the heat insulation plate 1 is made of heat insulation type ceramics, heat transmitted from the outside can be effectively isolated, the limiting block 13 is fixedly connected with the exhaust pipe 12, the installing groove 16 is connected with the installing block 17, when the capacitor body 11 breaks down to generate, make gas can discharge through the air vent 18 of seting up above the installation piece 17, inflation gas discharges the back, spring 15 drives connecting block 14 motion under the effect of self, let it reach the leakproofness with stopper 13, reach the protecting effect with this, avoid capacitor body 11 inflation and take place the explosion, when capacitor body 11 inflation is too big, explosion-proof shell 10 can effectually resist the inside pressure of capacitor body 11, improve capacitor body 11's intensity, can stop the condition that capacitor body 11 during operation took place the explosion.

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. A capacitor capable of insulating heat and preventing explosion comprises a heat insulation plate (1) and an air vent (18), and is characterized in that a liquid storage cavity (2) is arranged inside the heat insulation plate (1), a liquid filling opening (3) is arranged above the heat insulation plate (1), an upper cover (4) is connected above the liquid filling opening (3), a connecting plate (5) is fixed on the outer wall of the heat insulation plate (1), a fixing bolt (6) is connected inside the connecting plate (5), a thread groove (7) is connected below the fixing bolt (6), a fixing plate (8) is arranged on one side of the thread groove (7), a rubber pad (9) is installed on the outer wall of the fixing plate (8), an explosion-proof shell (10) is arranged above the rubber pad (9), a capacitor body (11) is arranged on the inner wall of the explosion-proof shell (10), and an exhaust pipe (12) is connected on the outer wall of the explosion-proof shell, and the inner wall of blast pipe (12) is provided with stopper (13), the top of stopper (13) is provided with connecting block (14), and the top of connecting block (14) is connected with spring (15), the top of spring (15) is fixed with mounting groove (16), and the top of mounting groove (16) is connected with installation piece (17), air vent (18) set up in one side of installation piece (17).

2. A heat-insulating explosion-proof capacitor as claimed in claim 1, characterized in that: the liquid filling port (3) and the liquid storage cavity (2) form a communicating structure through the heat insulation plate (1), and the liquid filling port (3) is in threaded connection with the upper cover (4).

3. A heat-insulating explosion-proof capacitor as claimed in claim 1, characterized in that: the connecting plate (5) is fixedly connected with the heat insulation plate (1), and the outer wall of the fixing bolt (6) is tightly attached to the inner wall of the thread groove (7).

4. A heat-insulating explosion-proof capacitor as claimed in claim 1, characterized in that: the rubber pad (9) is in adhesive connection with the fixing plate (8), and the rubber pad (9) is matched with the fixing plate (8) in overall dimension.

5. A heat-insulating explosion-proof capacitor as claimed in claim 1, characterized in that: the inner wall of the explosion-proof shell (10) is tightly attached to the outer wall of the capacitor body (11), and the appearance structure of the explosion-proof shell (10) is matched with that of the capacitor body (11).

6. A heat-insulating explosion-proof capacitor as claimed in claim 1, characterized in that: the exhaust pipe (12) is communicated with the explosion-proof shell (10), and the limiting block (13) is fixedly connected with the exhaust pipe (12).

7. A heat-insulating explosion-proof capacitor as claimed in claim 1, characterized in that: the connecting block (14) forms an elastic telescopic structure through the spring (15) and the mounting groove (16), and the depth of the vent hole (18) is equal to the thickness of the mounting block (17).