CN210272079U

CN210272079U - Explosion-proof capacitor

Info

Publication number: CN210272079U
Application number: CN201921507735.8U
Authority: CN
Inventors: 隋建新
Original assignee: Beijing Zidian Jie Control Electric Co Ltd
Current assignee: Beijing Zidian Jie Control Electric Co Ltd
Priority date: 2019-09-11
Filing date: 2019-09-11
Publication date: 2020-04-07
Anticipated expiration: 2029-09-11

Abstract

The utility model belongs to the technical field of the condenser, especially, be an explosion-proof capacitor, which comprises an outer shell, be equipped with the condenser core in the shell, the top fixed mounting of shell has two supporting seats, and the top fixed mounting of two supporting seats has same fixed plate, is equipped with the montant between two supporting seats, the bottom fixed mounting of montant has the apron, the bleeder vent has been seted up at the top of shell, apron and bleeder vent looks adaptation, the cover is equipped with first spring on the montant, the top and the fixed plate fixed connection of first spring, the bottom and the apron fixed connection of first spring, the top fixed mounting of fixed plate has the box, the bottom of box is the opening, the top of montant runs through the fixed plate and extends to in the box. The utility model relates to a rationally, have fine explosion-proof function, can report to the police through the alarm simultaneously, remind people to close the condenser, reduced the potential safety hazard.

Description

Explosion-proof capacitor

Technical Field

The utility model relates to a condenser technical field especially relates to an explosion-proof capacitor.

Background

The capacitor is one of electronic elements widely used in electronic equipment, and is widely applied to aspects of blocking AC, coupling, bypassing, filtering, tuning loop, energy conversion, control and the like in a circuit. With the change of electronic information technology, the update speed of digital electronic products is faster and faster, and the production and sales volume of consumer electronic products such as flat panel televisions, notebook computers, digital cameras and the like is continuously increased, which drives the growth of capacitor industry.

However, in the prior art, when the capacitor is used under extreme conditions of over-high voltage, high frequency, high temperature and the like, heat generated by the inner electrode of the capacitor cannot be dissipated in time, so that the temperature and the pressure generated in the capacitor are increased rapidly, and the capacitor is finally exploded.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an explosion-proof capacitor.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an explosion-proof capacitor comprises a shell, wherein a capacitor core is arranged in the shell, two supporting seats are fixedly arranged at the top of the shell, the top of the two supporting seats is fixedly provided with a same fixed plate, a vertical rod is arranged between the two supporting seats, a cover plate is fixedly arranged at the bottom end of the vertical rod, an air hole is formed in the top of the shell, the cover plate is matched with the air hole, a first spring is sleeved on the vertical rod, the top end of the first spring is fixedly connected with the fixed plate, the bottom end of the first spring is fixedly connected with the cover plate, a box body is fixedly arranged at the top of the fixed plate, the bottom of the box body is provided with an opening, the top end of the vertical rod penetrates through the fixed plate and extends into the box body, a first insulating plate is fixedly arranged at the top end of the vertical rod, a second insulating plate, the top end of the second spring is fixedly connected with the inner wall of the top of the box body.

Preferably, the copper sheets are fixedly mounted on one sides, close to each other, of the first insulating plate and the second insulating plate, the storage battery is fixedly mounted at the top of the fixing plate, the alarm is fixedly mounted at the top of the fixing plate, and the alarm is located on one side of the storage battery.

Preferably, the two copper sheets, the storage battery and the alarm sequentially form a closed loop through leads.

Preferably, the equal fixed mounting in both sides of apron has first stopper, and first spacing groove has all been seted up to one side that two supporting seats are close to each other, the inner wall sliding connection in first stopper and the first spacing groove that corresponds.

Preferably, the two sides of the second insulating plate are fixedly provided with second limiting blocks, the inner walls of the two sides of the box body are provided with second limiting grooves, and the second limiting blocks are connected with the inner walls of the corresponding second limiting grooves in a sliding mode.

Preferably, the top of the fixing plate is provided with a through hole, and the vertical rod is connected with the inner wall of the through hole in a sliding manner.

Compared with the prior art, the beneficial effects of the utility model are that: firstly, through the matching of the shell, the capacitor core, the supporting seats, the fixed plate, the vertical rod, the cover plate, the air holes, the first spring, the box body, the first insulating plate, the second spring, the copper sheets, the storage battery and the alarm, the working time of the capacitor is too long, the temperature of the capacitor core is gradually increased, the air pressure in the shell is gradually increased, when the air pressure is increased to a certain value, the cover plate is pushed upwards, the cover plate slides on the two supporting seats, the cover plate drives the vertical rod to move upwards, the first spring is compressed, the vertical rod drives the first insulating plate to move upwards, the first insulating plate drives the copper sheets to move upwards, when the copper sheets are in contact with another copper sheet, the alarm gives an alarm to remind a worker to close the capacitor, when the first insulating plate continues to move upwards, the buffer effect can be achieved through the second spring, the gas flows out through the air holes, so that explosion caused by high pressure in the capacitor can be effectively prevented.

The utility model relates to a rationally, have fine explosion-proof function, can report to the police through the alarm simultaneously, remind people to close the condenser, reduced the potential safety hazard.

Drawings

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

fig. 2 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 1. a housing; 2. a capacitor core; 3. a supporting seat; 4. a fixing plate; 5. a vertical rod; 6. a cover plate; 7. air holes are formed; 8. a first spring; 9. a box body; 10. a first insulating plate; 11. a second insulating plate; 12. a second spring; 13. a copper sheet; 14. a storage battery; 15. an alarm.

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. 1-2, the present invention provides a technical solution: an explosion-proof capacitor comprises a shell 1, a capacitor core 2 is arranged in the shell 1, two supporting seats 3 are fixedly arranged at the top of the shell 1, the same fixing plate 4 is fixedly arranged at the tops of the two supporting seats 3, a vertical rod 5 is arranged between the two supporting seats 3, a cover plate 6 is fixedly arranged at the bottom end of the vertical rod 5, an air hole 7 is formed in the top of the shell 1, the cover plate 6 is matched with the air hole 7, a first spring 8 is sleeved on the vertical rod 5, the top end of the first spring 8 is fixedly connected with the fixing plate 4, the bottom end of the first spring 8 is fixedly connected with the cover plate 6, a box body 9 is fixedly arranged at the top of the fixing plate 4, the bottom of the box body 9 is an opening, the top end of the vertical rod 5 penetrates through the fixing plate 4 and extends into the box body 9, a first insulating plate 10 is fixedly arranged at the top end of the vertical, the top end of the second spring 12 is fixedly connected with the inner wall of the top of the box body 9;

one side of the first insulating plate 10, which is close to the second insulating plate 11, is fixedly provided with a copper sheet 13, the top of the fixing plate 4 is fixedly provided with a storage battery 14, the top of the fixing plate 4 is fixedly provided with an alarm 15, the alarm 15 is positioned on one side of the storage battery 14, the two copper sheets 13, the storage battery 14 and the alarm 15 sequentially form a closed loop through a lead, two sides of the cover plate 6 are fixedly provided with first limit blocks, one side of the two support seats 3, which is close to each other, is provided with a first limit groove, the first limit blocks are connected with the inner wall of the corresponding first limit groove in a sliding manner, two sides of the second insulating plate 11 are fixedly provided with second limit blocks, two inner walls of the box body 9 are provided with second limit grooves, the second limit blocks are connected with the inner wall of the corresponding second limit grooves in a sliding manner, the top of the fixing plate, through the matching of the shell 1, the capacitor core 2, the supporting seats 3, the fixing plate 4, the vertical rod 5, the cover plate 6, the air holes 7, the first springs 8, the box body 9, the first insulating plate 10, the second insulating plate 11, the second springs 12, the copper sheets 13, the storage battery 14 and the alarm 15 of the device, the working time of the capacitor is overlong, the temperature of the capacitor core 2 gradually rises, the air pressure in the shell 1 gradually increases, when the air pressure increases to a certain degree, the cover plate 6 bears upward thrust, the cover plate 6 slides on the two supporting seats 3, the cover plate 6 drives the vertical rod 5 to move upwards, the first springs 8 are compressed, the vertical rod 5 drives the first insulating plate 10 to move upwards, the first insulating plate 10 drives the copper sheets 13 to move upwards, when the copper sheets 13 are in contact with the other copper sheets 13, the alarm 15 gives an alarm to remind a worker to close the capacitor, when the first insulating, can play the cushioning effect through second spring 12, when apron 6 and shell 1 contactless, gaseous through bleeder vent 7 outflow, can effectually prevent because of the atmospheric pressure high explosion in the condenser, the utility model relates to a rationally, have fine explosion-proof function, can report to the police through alarm 15 simultaneously, remind people to close the condenser, reduced the potential safety hazard.

The working principle is as follows: the top of the shell 1 is provided with a binding post, when in use, a capacitor is formed by the shell 1, the capacitor core 2 and the binding post, the working time of the capacitor is too long, the temperature of the capacitor core 2 rises gradually, the air pressure in the shell 1 increases gradually, when the air pressure increases to a certain degree, the cover plate 6 is pushed upwards, the cover plate 6 slides on the two supporting seats 3, the cover plate 6 drives the vertical rod 5 to move upwards, the first spring 8 is compressed, meanwhile, the vertical rod 5 drives the first insulation plate 10 to move upwards, the first insulation plate 10 drives the copper sheet 13 to move upwards, when the copper sheet 13 is contacted with the other copper sheet 13, the two copper sheets 13, the storage battery 14 and the alarm 15 form a closed loop through a wire, the alarm 15 gives an alarm to remind a worker to close the capacitor, when the first insulation plate 10 continues to move upwards, the buffer effect can be, when the cover plate 6 is not in contact with the housing 1, gas flows out through the vent 7, so that the capacitor can be effectively prevented from explosion due to high pressure.

It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of this design principle, the settings of the power mechanism, the power supply system, the control system, etc. of the device are not completely described, and the details of the power mechanism, the power supply system, and the control system can be clearly known on the premise that those skilled in the art understand the principle of the present invention.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An explosion-proof capacitor, includes shell (1), its characterized in that: the capacitor core (2) is arranged in the shell (1), the top of the shell (1) is fixedly provided with two supporting seats (3), the top of the two supporting seats (3) is fixedly provided with a same fixing plate (4), a vertical rod (5) is arranged between the two supporting seats (3), the bottom of the vertical rod (5) is fixedly provided with an apron (6), the top of the shell (1) is provided with a vent hole (7), the apron (6) is matched with the vent hole (7), the vertical rod (5) is sleeved with a first spring (8), the top of the first spring (8) is fixedly connected with the fixing plate (4), the bottom of the first spring (8) is fixedly connected with the apron (6), the top of the fixing plate (4) is fixedly provided with a box body (9), the bottom of the box body (9) is provided with an opening, the top of the vertical rod (5) penetrates through the fixing plate (4) and extends into the box body (9), just the top fixed mounting of montant (5) has first insulation board (10), slidable mounting has second insulation board (11) in box (9), the top fixed mounting of second insulation board (11) has second spring (12), the top of second spring (12) and the top inner wall fixed connection of box (9).

2. An explosion-proof capacitor as set forth in claim 1, wherein: first insulation board (10) and second insulation board (11) are close to each other one side equal fixed mounting have copper sheet (13), the top fixed mounting of fixed plate (4) has battery (14), the top fixed mounting of fixed plate (4) has alarm (15), alarm (15) are located one side of battery (14).

3. An explosion-proof capacitor as set forth in claim 2, wherein: the two copper sheets (13), the storage battery (14) and the alarm (15) form a closed loop in sequence through leads.

4. An explosion-proof capacitor as set forth in claim 1, wherein: the equal fixed mounting in both sides of apron (6) has first stopper, and first spacing groove has all been seted up to one side that two supporting seats (3) are close to each other, the inner wall sliding connection of first stopper and the first spacing groove that corresponds.

5. An explosion-proof capacitor as set forth in claim 1, wherein: the two sides of the second insulating plate (11) are fixedly provided with second limiting blocks, the inner walls of the two sides of the box body (9) are provided with second limiting grooves, and the second limiting blocks are connected with the inner walls of the corresponding second limiting grooves in a sliding mode.

6. An explosion-proof capacitor as set forth in claim 1, wherein: the top of the fixing plate (4) is provided with a through hole, and the vertical rod (5) is connected with the inner wall of the through hole in a sliding mode.