CN211907259U - Explosion-proof type aluminium electrolytic capacitor shell - Google Patents
Explosion-proof type aluminium electrolytic capacitor shell Download PDFInfo
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- CN211907259U CN211907259U CN202020490394.4U CN202020490394U CN211907259U CN 211907259 U CN211907259 U CN 211907259U CN 202020490394 U CN202020490394 U CN 202020490394U CN 211907259 U CN211907259 U CN 211907259U
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Abstract
The utility model discloses an explosion-proof type aluminium electrolytic capacitor shell relates to the aluminium electrolytic capacitor field, including the shell body, be equipped with the aluminium electrolytic capacitor core in the shell body, be equipped with the wire on the aluminium electrolytic capacitor core, be equipped with the terminal on the shell body, the outside of aluminium electrolytic capacitor core all is equipped with insulating fire-retardant filler, has seted up the chamber of ventilating that is located aluminium electrolytic capacitor core top side in the insulating fire-retardant filler, and fixed mounting has same ventilative filter layer and fixed plate on the inner wall all around of chamber of ventilating. The utility model discloses an air vent has reduced the inside atmospheric pressure of condenser, prevents that the inside atmospheric pressure of condenser is too big and the explosion takes place, can not influence the use of circuit board and other electrical components, has strengthened the security performance of equipment, and simultaneously at the in-process of decompression, the circuit can be cut off, and the condenser can't continue the operation, and then the inside temperature of condenser can't continue to rise to make the inside atmospheric pressure of condenser can not continue the increase.
Description
Technical Field
The utility model relates to an aluminum electrolytic capacitor technical field especially relates to an explosion-proof type aluminum electrolytic capacitor shell.
Background
The aluminum electrolytic capacitor is an energy storage element and is characterized by large capacity, large electric leakage, large error and poor stability, and the shell can play a role in protecting the aluminum electrolytic capacitor.
When the aluminum electrolytic capacitor is used, the temperature inside the capacitor can be increased to increase the internal pressure, so that the deformation of the capacitor shell can be caused, meanwhile, the capacitor can continue to increase the internal pressure because the capacitor is not subjected to power-off treatment and continues to operate, so that the capacitor is exploded, the use of a circuit board and other electrical elements is influenced, the safety performance of equipment is reduced, and the requirement of people is met by the explosion-proof aluminum electrolytic capacitor shell.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an explosion-proof type aluminium electrolytic capacitor shell to solve the aluminium electrolytic capacitor who proposes in the above-mentioned background art when using, the inside internal pressure that leads to of condenser intensifies increases, can lead to the condenser to warp, simultaneously because the condenser does not cut off the power supply and handles and continue the operation, can make condenser internal pressure continue the increase, lead to the condenser to explode, influence the use of circuit board and other electrical components, reduced the security performance problem of equipment.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an explosion-proof type aluminium electrolytic capacitor shell, includes the shell body, is equipped with the aluminium electrolytic capacitor core in the shell body, is equipped with the wire on the aluminium electrolytic capacitor core, is equipped with the terminal on the shell body, the outside of aluminium electrolytic capacitor core all is equipped with insulating fire-retardant filler, has seted up the chamber of ventilating that is located aluminium electrolytic capacitor core top side in the insulating fire-retardant filler, and fixed mounting has same ventilative filter layer and fixed plate on the inner wall all around in the chamber of ventilating, and the sealed hole has been seted up to the top side of fixed plate, and movable mounting has sealed piece in the.
Preferably, a fixed block located in the ventilation cavity is fixedly mounted on the inner wall of the top side of the outer shell, a moving groove is formed in the bottom side of the fixed block, a moving block is slidably mounted in the moving groove, the bottom side of the moving block extends out of the moving groove and is fixedly mounted on the top side of the sealing block, a plurality of ventilation holes are uniformly formed in the inner wall of the top side of the outer shell, and the ventilation cavity corresponds to the ventilation holes.
Preferably, the top end of the sealing spring is fixedly mounted on the inner wall of the top side of the moving groove, and the bottom end of the sealing spring is fixedly mounted on the top side of the moving block.
Preferably, a linkage groove is formed in the inner wall of one side of the ventilation cavity, a broken electric pole is fixedly mounted on one side of the moving block, one side of the broken electric pole extends into the linkage groove and is fixedly provided with an electrifying convex block, an electrifying concave block is fixedly mounted on the inner wall of the bottom side of the linkage groove, the bottom side of the electrifying concave block and the top side of the electrifying convex block are both connected with a lead, and the positions of the electrifying concave block and the electrifying convex block correspond to each other.
Preferably, the control box is internally provided with an extrusion block, the top side of the broken electric pole is fixedly provided with a connecting rod, and the top end of the connecting rod sequentially penetrates through the insulating flame-retardant filler and the outer shell and is fixedly arranged on the bottom side of the extrusion block.
Preferably, a blocking block is arranged in the control box, the blocking block corresponds to the extrusion block in position, a control rod is fixedly mounted on one side of the blocking block, a control through hole is formed in the inner wall of one side of the control box, and one end of the control rod penetrates through the control through hole.
Preferably, one end of a blocking spring sleeved on the control rod is fixedly installed on the inner wall of one side of the control box, and the other end of the blocking spring is fixedly installed on one side of the blocking block.
The utility model has the advantages that:
in the utility model, by utilizing the design of the fixed plate, the sealing block and the vent hole, when the internal pressure of the capacitor is too high, the sealing block can be pushed to move upwards, and the sealing block and the fixed plate are not sealed any more, so that the internal gas of the capacitor can be discharged through the vent hole, the internal gas pressure of the capacitor is effectively reduced, the internal gas pressure of the capacitor is prevented from being too high to cause explosion, the use of a circuit board and other electrical elements can not be influenced, and the safety performance of the equipment is enhanced;
in the utility model, by utilizing the design of the electrified concave block and the electrified convex block, the electrified convex block is moved out of the electrified concave block in the process of reducing the pressure in the capacitor, the circuit is cut off at the moment, the capacitor can not continuously run, and the temperature in the capacitor can not continuously rise, so that the air pressure in the capacitor can not continuously increase;
the utility model discloses in, through the position relation that changes the extrusion piece and stop the piece, can control the position relation of circular telegram lug and circular telegram concave piece to can control condenser disconnection or operation, simple structure, convenient to use.
Drawings
FIG. 1 is a schematic perspective view of an explosion-proof aluminum electrolytic capacitor case according to the present invention;
FIG. 2 is a schematic structural view of part A in FIG. 1 of an explosion-proof aluminum electrolytic capacitor case according to the present invention;
FIG. 3 is a schematic front view of an explosion-proof aluminum electrolytic capacitor case according to the present invention;
FIG. 4 is an enlarged schematic structural view of the explosion-proof aluminum electrolytic capacitor case of the present invention shown in FIG. 3;
FIG. 5 is a schematic structural view of a portion B1 in FIG. 4 of an explosion-proof aluminum electrolytic capacitor case according to the present invention;
FIG. 6 is a schematic structural view of a portion B2 in FIG. 4 of an explosion-proof aluminum electrolytic capacitor case according to the present invention;
fig. 7 is a schematic structural view of a portion B3 in fig. 4 of an explosion-proof aluminum electrolytic capacitor case according to the present invention.
In the figure: 1. an outer housing; 2. an aluminum electrolytic capacitor core; 3. a wire; 4. a terminal; 5. an insulating flame retardant filler; 6. a vent lumen; 7. a breathable filter layer; 8. a fixing plate; 9. sealing the hole; 10. a sealing block; 11. a fixed block; 12. a moving groove; 13. a moving block; 14. a seal spring; 15. a vent hole; 16. breaking the electric pole; 17. a linkage groove; 18. electrifying the concave block; 19. a power-on bump; 20. a connecting rod; 21. a control box; 22. extruding the block; 23. a blocking block; 24. a control lever; 25. blocking the spring.
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.
Referring to fig. 1-7, an explosion-proof aluminum electrolytic capacitor shell comprises a shell body 1, an aluminum electrolytic capacitor core 2 is arranged in the shell body 1, a lead 3 is arranged on the aluminum electrolytic capacitor core 2, a terminal 4 is arranged on the shell body 1, an insulating flame-retardant filler 5 is arranged on the outer side of the aluminum electrolytic capacitor core 2, a ventilation cavity 6 is arranged in the insulating flame-retardant filler 5 and is positioned on the top side of the aluminum electrolytic capacitor core 2, the peripheral inner wall of the ventilation cavity 6 is fixedly provided with a ventilation filter layer 7 and a fixing plate 8, the top side of the fixing plate 8 is provided with a sealing hole 9, a sealing block 10 is movably arranged in the sealing hole 9, a control box 21 is fixedly arranged on the top side of the shell body 1, when the internal pressure is overlarge, the sealing block 10 is pushed to move upwards, so that the internal gas of the capacitor can be discharged, the use of the circuit board and other electrical components can not be influenced, and the safety performance of the equipment is enhanced.
The utility model discloses in, fixed mounting has the fixed block 11 that is located the chamber 6 of ventilating on the top side inner wall of shell body 1, shifting chute 12 has been seted up to the bottom side of fixed block 11, slidable mounting has movable block 13 in the shifting chute 12, the bottom side of movable block 13 extends to the shifting chute 12 outer and fixed mounting on the top side of sealed piece 10, a plurality of air vents 15 have evenly been seted up on the top side inner wall of shell body 1, it is corresponding with a plurality of air vents 15 position to ventilate the chamber 6, movable block 13 can only slide in shifting chute 12, so sealed piece 10 also can only reciprocate.
The utility model discloses in, fixed mounting has sealing spring 14's top on the top side inner wall of shifting chute 12, and sealing spring 14's bottom fixed mounting can drive shifting block 13 downstream on the top side of shifting block 13 under sealing spring 14's elastic force effect.
The utility model discloses in, the linkage groove 17 has been seted up on the one side inner wall of ventilation chamber 6, one side fixed mounting of movable block 13 has disconnected pole 16, one side of disconnected pole 16 extends to in linkage groove 17 and fixed mounting has circular telegram lug 19, fixed mounting has circular telegram concave block 18 on the bottom side inner wall of linkage groove 17, the bottom side of circular telegram concave block 18 and the top side of circular telegram lug 19 all are connected with wire 3, circular telegram concave block 18 is corresponding with circular telegram lug 19's position, through the positional relation that changes circular telegram concave block 18 and circular telegram lug 19, can make circuit disconnection or closure, thereby can control the condenser and close or move.
The utility model discloses in, be equipped with extrusion piece 22 in the control box 21, disconnected pole 16's top side fixed mounting has connecting rod 20, and insulating fire-retardant filler 5 and shell body 1 and fixed mounting are run through on extrusion piece 22's bottom side in proper order on connecting rod 20's top, and connecting rod 20 removes and can drive extrusion piece 22 and remove in control box 21.
The utility model discloses in, be equipped with in the control box 21 and block 23, block 23 and extrude the position of piece 22 corresponding, one side fixed mounting that blocks 23 has a control lever 24, has seted up control through hole on one side inner wall of control box 21, and control through hole is run through to the one end of control lever 24, through control extrusion piece 22 and the position relation who blocks 23, can change circular telegram concave block 18 and circular telegram lug 19's position relation.
The utility model discloses in, fixed mounting has the one end that cup joints the stop spring 25 on control lever 24 on one side inner wall of control box 21, and the other end fixed mounting that stops spring 25 can drive stop block 23 and remove right on one side that blocks block 23 under the spring action that blocks spring 25.
This practical theory of operation:
when the aluminum electrolytic capacitor is used, the temperature in the capacitor is increased, the air pressure is increased, when the internal pressure is too high, the sealing block 10 is pushed to move upwards, so that the gas in the capacitor is discharged through the vent hole 15, the internal air pressure of the capacitor is effectively reduced, the explosion caused by the excessive internal air pressure of the capacitor is prevented, the use of a circuit board and other electrical equipment elements is not influenced, the safety performance of equipment is enhanced, meanwhile, the sealing block 10 drives the moving block 13 to move upwards when moving, the moving block 13 pushes the sealing spring 14 when moving, and drives the power-off rod 16 to move upwards, the power-on lug 19 is driven by the power-off rod 16 to move upwards until moving out of the power-on concave block 18, at the moment, the circuit is cut off, the capacitor cannot continue to operate, and further, the temperature in the capacitor cannot continue to increase, so that the air, when the power-off pole 16 moves upwards, the connecting rod 20 is driven to move, the connecting rod 20 moves to drive the extrusion block 22 to move, and presses the stopper 23, so that the stopper 23 moves leftward and presses the stopper spring 25, and when the pressing piece 22 moves above the stopper 23, the stop block 23 is driven to move rightwards under the action of the elastic force of the stop spring 25, at the moment, the stop block 23 can stop the extrusion block 22 to move downwards, so that the electrifying convex block 19 and the electrifying concave block 18 are in a separated state, so that the capacitor is kept in the power-off state, and when it is confirmed that the capacitor can be used continuously, only the control rod 24 needs to be pulled, so that the blocking piece 23 no longer blocks the pressing piece 22 from moving downwards, under the action of the elastic force of the sealing spring 14, the electrifying convex block 19 can move into the electrifying concave block 18, so that the circuit is closed, the capacitor can normally operate, and the capacitor is simple in structure and convenient to use.
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 (7)
1. The utility model provides an explosion-proof type aluminium electrolytic capacitor shell, includes shell body (1), is equipped with aluminium electrolytic capacitor core (2) in shell body (1), is equipped with wire (3) on aluminium electrolytic capacitor core (2), is equipped with terminal (4) on shell body (1), its characterized in that: the outer side of the aluminum electrolytic capacitor core (2) is provided with an insulating flame-retardant filler (5), a ventilation cavity (6) located on the top side of the aluminum electrolytic capacitor core (2) is formed in the insulating flame-retardant filler (5), the inner wall around the ventilation cavity (6) is fixedly provided with a same ventilation filter layer (7) and a fixing plate (8), the top side of the fixing plate (8) is provided with a sealing hole (9), a sealing block (10) is movably arranged in the sealing hole (9), and the top side of the outer shell (1) is fixedly provided with a control box (21).
2. An explosion-proof type aluminum electrolytic capacitor case as recited in claim 1, wherein: fixed block (11) that are located ventilation cavity (6) are fixedly mounted on the top side inner wall of shell body (1), shifting chute (12) have been seted up to the bottom side of fixed block (11), slidable mounting has movable block (13) in shifting chute (12), the bottom side of movable block (13) extends to outside shifting chute (12) and fixed mounting is on the top side of sealed piece (10), a plurality of air vents (15) have evenly been seted up on the top side inner wall of shell body (1), ventilation cavity (6) correspond with the position of a plurality of air vents (15).
3. An explosion-proof type aluminum electrolytic capacitor case as recited in claim 2, wherein: the top end of a sealing spring (14) is fixedly arranged on the inner wall of the top side of the moving groove (12), and the bottom end of the sealing spring (14) is fixedly arranged on the top side of the moving block (13).
4. An explosion-proof type aluminum electrolytic capacitor case as recited in claim 1, wherein: the ventilation structure is characterized in that a linkage groove (17) is formed in the inner wall of one side of the ventilation cavity (6), a power-off rod (16) is fixedly mounted on one side of the moving block (13), one side of the power-off rod (16) extends into the linkage groove (17) and is fixedly provided with a power-on convex block (19), a power-on concave block (18) is fixedly mounted on the inner wall of the bottom side of the linkage groove (17), the bottom side of the power-on concave block (18) and the top side of the power-on convex block (19) are both connected with a wire (3), and the positions of the power-on concave block (18) and the.
5. An explosion-proof type aluminum electrolytic capacitor case as recited in claim 1, wherein: the control box (21) is internally provided with an extrusion block (22), the top side of the power-off rod (16) is fixedly provided with a connecting rod (20), and the top end of the connecting rod (20) sequentially penetrates through the insulating flame-retardant filler (5) and the outer shell (1) and is fixedly arranged on the bottom side of the extrusion block (22).
6. An explosion-proof type aluminum electrolytic capacitor case as recited in claim 1, wherein: the novel extrusion device is characterized in that a blocking block (23) is arranged in the control box (21), the blocking block (23) corresponds to the extrusion block (22), a control rod (24) is fixedly mounted on one side of the blocking block (23), a control through hole is formed in the inner wall of one side of the control box (21), and one end of the control rod (24) penetrates through the control through hole.
7. An explosion-proof type aluminum electrolytic capacitor case as recited in claim 1, wherein: one end of a blocking spring (25) sleeved on the control rod (24) is fixedly installed on the inner wall of one side of the control box (21), and the other end of the blocking spring (25) is fixedly installed on one side of the blocking block (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020490394.4U CN211907259U (en) | 2020-04-07 | 2020-04-07 | Explosion-proof type aluminium electrolytic capacitor shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020490394.4U CN211907259U (en) | 2020-04-07 | 2020-04-07 | Explosion-proof type aluminium electrolytic capacitor shell |
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| Publication Number | Publication Date |
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| CN211907259U true CN211907259U (en) | 2020-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020490394.4U Active CN211907259U (en) | 2020-04-07 | 2020-04-07 | Explosion-proof type aluminium electrolytic capacitor shell |
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| CN (1) | CN211907259U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114068177A (en) * | 2021-11-04 | 2022-02-18 | 深圳市力容电子有限公司 | Aluminum electrolytic capacitor with ultralow temperature rise |
-
2020
- 2020-04-07 CN CN202020490394.4U patent/CN211907259U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114068177A (en) * | 2021-11-04 | 2022-02-18 | 深圳市力容电子有限公司 | Aluminum electrolytic capacitor with ultralow temperature rise |
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