CN212461402U

CN212461402U - Explosion-proof shell of capacitor

Info

Publication number: CN212461402U
Application number: CN202021578375.3U
Authority: CN
Inventors: 李艺军
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2021-02-02
Anticipated expiration: 2030-08-03

Abstract

The utility model discloses an explosion-proof shell of condenser, comprising a base plate, the fixed condenser body that is provided with in bottom plate top, the condenser body outside is provided with the casing, the fixed sealed chamber that is provided with in inboard top of casing, sealed intracavity activity is provided with first slider and second slider, be connected with the spring between first slider and the second slider. The utility model discloses a gaseous first slider that drives removes to one of them first gas vent and aligns with a second gas vent, realize the decompression, prevent that atmospheric pressure from being too high, when the heat is great, first slider and second slider remove simultaneously to two first gas vents and align with two second gas vents, three first gas vent aligns with the second gas vent, improve the heat dissipation, when removing to four first gas vents and four second gas vents align, the alarm makes a sound, thereby remind people to close the condenser, prevent that the condenser from damaging, further realize protecting the casing.

Description

Explosion-proof shell of capacitor

Technical Field

The utility model relates to a condenser spare part technical field, concretely relates to explosion-proof shell of condenser.

Background

Two conductors adjacent to each other with a non-conductive dielectric therebetween, forming a capacitor, wherein when a voltage is applied between two plates of the capacitor, the capacitor stores electric charge, the capacitance of the capacitor is equal in value to the ratio of the amount of electric charge on one conductive plate to the voltage between the two plates, and the capacitor is provided with a specified housing in use;

the prior art has the following defects: the existing capacitor can emit a large amount of heat under the condition of long-time high load, so that the internal gas of the shell expands due to heating to cause the shell to bulge or even explode, but the existing shell does not have an explosion-proof function and is poor in practicability.

The above information disclosed in this background section is only for enhancement of understanding of the background of the disclosure and therefore it may contain information that does not constitute prior art that is already known to a person of ordinary skill in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a condenser explosion-proof shell, it aligns to one of them first gas vent and a second gas vent to drive first slider through gas, realize the decompression, prevent that atmospheric pressure from being too high, when the heat is great, first slider and second slider remove simultaneously to two first gas vents and align with two second gas vents, three first gas vent aligns with the second gas vent, improve the heat dissipation, when removing to four first gas vents and align with four second gas vents, the alarm makes a sound, thereby remind people to close the condenser, prevent that the condenser from damaging, further realize protecting the casing, with the problem in solving above-mentioned background art.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides an explosion-proof shell of condenser, includes the bottom plate, the fixed condenser body that is provided with in bottom plate top, the condenser body outside is provided with the casing, the fixed sealed chamber that is provided with in the inboard top of casing, the activity is provided with first slider and second slider in the sealed chamber, be connected with the spring between first slider and the second slider, first slider and the outside fixed first sealed pad and the sealed pad of second that are provided with respectively of second slider, the fixed round hole that is provided with of first slider one end, the fixed a plurality of first exhaust ports that are provided with in first slider top, the fixed a plurality of second exhaust ports, alarm and the control panel that are provided with in casing top, the fixed pressure sensor that is provided with in the inboard top of casing, the fixed air inlet that is provided with in one side that the sealed chamber bottom is.

Preferably, a plurality of the first exhaust ports are arranged to communicate with the circular hole.

Preferably, one end of the second sliding block close to the first sliding block is fixedly provided with two stop rods.

Preferably, the friction force between the first sealing gasket and the housing and the sealing cavity is smaller than the friction force between the second sliding block and the housing and the sealing cavity.

Preferably, the control panel is electrically connected with the pressure sensor and the alarm.

Preferably, an exhaust pipe is connected between the sealed cavity and the shell.

Preferably, the two ends of the bottom of the shell are fixedly provided with connecting plates, and the joint of the connecting plates and the bottom plate is provided with two first screws.

Preferably, two second screws are fixedly arranged at two ends of the top of the bottom plate.

In the technical scheme, the utility model provides a technological effect and advantage:

when the heat emitted is small, the gas drives the first sliding block to move towards the second sliding block, the second sliding block is static, the spring is compressed, when the first sliding block moves to one of the first exhaust ports to be aligned with one of the second exhaust ports, the heated gas is exhausted through the round hole, the first exhaust port and the second exhaust port, the situation that the air pressure in the shell is too high and the shell is damaged or even exploded is avoided, when the heat generated by the capacitor body is large, the first sliding block continues to move to be in contact with the two blocking rods, so that the first sliding block drives the second sliding block to simultaneously move towards the pressure sensor, at the moment, the two first exhaust ports are aligned with the two second exhaust ports, the three first exhaust ports are aligned with the second exhaust ports, the heat radiation is improved, when the four first exhaust ports are aligned with the four second exhaust ports, the second sliding block is in contact with the pressure sensor, and the pressure sensor, the control panel gives an alarm, and the alarm makes a sound, so that people are reminded to close the capacitor, the capacitor is prevented from being damaged, the shell is further protected, and the shell is prevented from bulging and even exploding;

drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an enlarged view of a portion a of fig. 1 according to the present invention.

Fig. 3 is an enlarged view of a portion B of fig. 1 according to the present invention.

Fig. 4 is a schematic view of the second slider and the second gasket according to the present invention.

Description of reference numerals:

1. a base plate; 2. a capacitor body; 3. sealing the cavity; 4. an air inlet; 5. a second slider; 6. an alarm; 7. a pressure sensor; 8. a control panel; 9. a second gasket; 10. a first gasket; 11. a circular hole; 12. a first slider; 13. a first exhaust port; 14. a second exhaust port; 15. a gear lever; 16. a spring; 17. a housing.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these example embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more example embodiments. In the following description, numerous specific details are provided to give a thorough understanding of example embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the subject matter of the present disclosure can be practiced without one or more of the specific details, or with other methods, components, steps, and so forth. In other instances, well-known structures, methods, implementations, or operations are not shown or described in detail to avoid obscuring aspects of the disclosure.

The utility model provides an explosion-proof shell of a capacitor as shown in figures 1-4, which comprises a bottom plate 1, a capacitor body 2 is fixedly arranged on the top of the bottom plate 1, a shell 17 is arranged on the outside of the capacitor body 2, a sealed cavity 3 is fixedly arranged on the top of the inner side of the shell 17, a first slider 12 and a second slider 5 are movably arranged in the sealed cavity 3, a spring 16 is connected between the first slider 12 and the second slider 5, a first sealing gasket 10 and a second sealing gasket 9 are respectively fixedly arranged on the outside of the first slider 12 and the second slider 5, a round hole 11 is fixedly arranged at one end of the first slider 12, a plurality of first exhaust ports 13 are fixedly arranged on the top of the first slider 12, a plurality of second exhaust ports 14, an alarm 6 and a control panel 8 are fixedly arranged on the top of the shell 17, a pressure sensor 7 is fixedly arranged on the top of the inner side of the, an air inlet 4 is fixedly arranged at one side of the bottom of the sealed cavity 3 close to the first sliding block 12;

further, in the above technical solution, a plurality of the first exhaust ports 13 are communicated with the circular hole 11 to realize ventilation;

further, in the above technical solution, two stop rods 15 are fixedly arranged at one end of the second slider 5 close to the first slider 12, so that the first slider 12 and the second slider 5 move simultaneously;

further, in the above technical solution, the friction force between the first sealing gasket 10 and the housing 17 and between the first sealing gasket and the sealing cavity 3 is smaller than the friction force between the second sliding block 5 and the housing 17 and between the first sealing gasket and the sealing cavity 3, when the heat dissipation is small, the gas drives the first sliding block 12 to move towards the second sliding block 5, the second sliding block 5 is stationary, and the spring 16 is compressed;

further, in the above technical solution, the control panel 8 is electrically connected to the pressure sensor 7 and the alarm 6, and an alarm is implemented when the control panel is in contact with the pressure sensor 7;

further, in the above technical solution, an exhaust pipe is connected between the sealed cavity 3 and the housing 17 to balance the air pressure;

furthermore, in the above technical scheme, two ends of the bottom of the shell 17 are both fixedly provided with a connecting plate, and two first screws are arranged at the joints of the two connecting plates and the bottom plate 1, so that the shell is convenient to disassemble;

furthermore, in the above technical scheme, two second screws are fixedly arranged at both ends of the top of the bottom plate 1, so that the bottom plate 1 is convenient to mount;

the implementation mode is specifically as follows: when the capacitor is in practical use, the bottom plate 1 is fixed through the second screws on two sides, the capacitor body 2 generates heat when running under high load, gas expands when heated and enters the sealed cavity 3 from the gas inlet 4, when the heat dissipation is small, because the friction force between the first sealing gasket 10 and the shell 17 as well as the sealed cavity 3 is smaller than the friction force between the second sliding block 5 and the shell 17 as well as the sealed cavity 3, the gas drives the first sliding block 12 to move towards the second sliding block 5, the second sliding block 5 is static, the spring 16 is compressed, when the first sliding block 12 moves to align one of the first exhaust port 13 and one of the second exhaust port 14, the heated gas is exhausted through the round hole 11, the first exhaust port 13 and the second exhaust port 14, the situation that the shell 17 is over-high in pressure and damages or even explodes the shell 17 is prevented, when the heat generated by the capacitor body 2 is large, the first sliding block 12 continues to move to contact with the two blocking rods, thereby the first slider 12 drives the second slider 5 to move towards the pressure sensor 7 at the same time, two first exhaust ports 13 align with two second exhaust ports 14 at the moment, three first exhaust ports 13 align with the second exhaust ports 14, heat dissipation is improved, when the four first exhaust ports 13 align with four second exhaust ports 14 when moving, the second slider 5 contacts with the pressure sensor 7, the pressure sensor 7 transmits signals to the control panel 8, the control panel 8 gives out an alarm, the alarm 6 rings, thereby reminding people to close the capacitor, preventing the capacitor from being damaged, further protecting the shell 17, preventing the shell 17 from bulging or even exploding, the implementation mode particularly solves the problems that the existing capacitor in the prior art can emit a large amount of heat under the condition of long-time high load operation, and the gas in the shell expands due to heating, thereby causing the shell bulging or even exploding, however, the existing shell does not have an explosion-proof function and has poor practicability.

This practical theory of operation: drive first slider 12 through gas and remove to one of them first gas vent 13 and a second gas vent 14 and align, realize the decompression, prevent that atmospheric pressure from being too high, when the heat is great, first slider 12 moves to two first gas vents 13 and two second gas vents 14 with second slider 5 simultaneously and aligns, three first gas vent 13 aligns with second gas vent 14, improve the heat dissipation, when removing to four first gas vents 13 and four second gas vents 14 and align, alarm 6 makes a sound, thereby remind people to close the condenser.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides an explosion-proof shell of condenser, includes bottom plate (1), its characterized in that: the capacitor comprises a bottom plate (1), a capacitor body (2) is fixedly arranged at the top of the bottom plate (1), a shell (17) is arranged outside the capacitor body (2), a sealing cavity (3) is fixedly arranged at the top of the inner side of the shell (17), a first sliding block (12) and a second sliding block (5) are movably arranged in the sealing cavity (3), a spring (16) is connected between the first sliding block (12) and the second sliding block (5), a first sealing gasket (10) and a second sealing gasket (9) are respectively fixedly arranged outside the first sliding block (12) and the second sliding block (5), a round hole (11) is fixedly arranged at one end of the first sliding block (12), a plurality of first exhaust ports (13) are fixedly arranged at the top of the first sliding block (12), a plurality of second exhaust ports (14), an alarm (6) and a control panel (8) are fixedly arranged at the top of the shell (, the pressure sensor (7) is fixedly arranged at the top of the inner side of the shell (17), and the air inlet (4) is fixedly arranged at one side, close to the first sliding block (12), of the bottom of the sealing cavity (3).

2. A capacitor explosion proof housing according to claim 1, wherein: the first exhaust ports (13) are communicated with the circular holes (11).

3. A capacitor explosion proof housing according to claim 1, wherein: and two stop rods (15) are fixedly arranged at one end of the second sliding block (5) close to the first sliding block (12).

4. A capacitor explosion proof housing according to claim 1, wherein: the friction force between the first sealing gasket (10) and the shell (17) and between the first sealing gasket and the sealing cavity (3) is smaller than the friction force between the second sliding block (5) and the shell (17) and between the first sealing gasket and the sealing cavity (3).

5. A capacitor explosion proof housing according to claim 1, wherein: and the control panel (8) is electrically connected with the pressure sensor (7) and the alarm (6).

6. A capacitor explosion proof housing according to claim 1, wherein: an exhaust pipe is connected between the sealing cavity (3) and the shell (17).

7. A capacitor explosion proof housing according to claim 1, wherein: the two ends of the bottom of the shell (17) are fixedly provided with connecting plates, and the joint of the connecting plates and the bottom plate (1) is provided with two first screws.

8. A capacitor explosion proof housing according to claim 1, wherein: two second screws are fixedly arranged at two ends of the top of the bottom plate (1).