CN205542407U - Condenser explosion -proof cover assembly - Google Patents
Condenser explosion -proof cover assembly Download PDFInfo
- Publication number
- CN205542407U CN205542407U CN201620055172.3U CN201620055172U CN205542407U CN 205542407 U CN205542407 U CN 205542407U CN 201620055172 U CN201620055172 U CN 201620055172U CN 205542407 U CN205542407 U CN 205542407U
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- China
- Prior art keywords
- aluminium lid
- capacitor
- explosion
- conductor tube
- conducting rod
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Abstract
The utility model relates to a condenser explosion -proof cover assembly contains aluminium lid, electrode support, welt, copper pipe, bursting diaphragm, copper foil piece, conducting rod. The utility model discloses a high -temperature gas inflation causes the principle of condenser aluminium lid deformation uplift, design and production go out this condenser explosion -proof cover assembly, the inside temperature of condenser risees, atmospheric pressure rises, when reacing the critical value, condenser explosion -proof cover's aluminium lid mid portion outwards swells, and the border position of explosion -proof integrated circuit board in the aluminium lid bottom surface, the aluminium lid uplift time can produce on the welding point that an ascending pulling force can be used in conducting rod and copper foil piece, when the pulling force is increased to the design ultimate tension, the conducting rod can drop with the copper foil welding point, formation is opened a way, the condenser no longer continues work, just can not produce the hot gas inflation again leads to the condenser explosion. The utility model discloses the principle is simple, design benefit, and the preparation required precision is high, and low in production cost is explosion -proof effectual, is worth wideling popularize the use.
Description
Technical field
This utility model relates to capacitor technology field, particularly relates to a kind of capacitor from explosion cap assembly.
Background technology
Metallic film capacitor due to its have that power density is high, service life cycle length and the advantage such as charging rate is fast, have broad application prospects at multiple fields such as mobile communication, electric tool, solar electrical energy generation, wind power generation, information technology and electric automobiles.
Metallic film capacitor especially large value capacitor is in high current charge-discharge work runs, particularly under high-temperature work environment, chemical reaction, electrochemical reaction and high temperature evaporation within electric capacity, ultracapacitor internal generation gas can be made, these gases produced can get more and more in sealed states, the pressure gradually making capacitor internal is increasing, the anti-explosion groove above capacitor case is finally caused to rupture, it is not only capacitor to damage, too increase potential safety hazard, easily cause the serious accident such as fire or blast.
Based on this reason, capacitor has a lot of consideration for this problem in design, such as notes a certain amount of liquid medium, reduces impurity and water content, is limited to use etc. under certain voltage.But these designs all cannot solve problem at all, thus, it is necessary to improve the structure design of capacitor further, to stopping the generation of the situation of capacitor explosion.
Utility model content
The purpose of this utility model is the deficiency existed for prior art, a kind of electric capacity Explosion-proof cap assembly is provided, by the principle of intrinsic pressure increase aluminium lid deformation protuberance during this electric capacity Explosion-proof cap assembly, make core body and power supply realize power-off and do not continue to work, no longer produce the possibility that hot gas causes capacitor to explode.
The technical solution of the utility model:
A kind of capacitor from explosion cap assembly, comprise aluminium lid, electrode tip holder, liner plate, copper conductor tube, bursting diaphragm, copper foil, conducting rod, first pass through hole corresponding on each assembly liner plate, aluminium lid and electrode tip holder to be enclosed within order on copper conductor tube, the formation anchor ring that turned up at the two ends of copper conductor tube after clamping is integrally fixed liner plate, aluminium lid and electrode tip holder firm grip, and aluminium lid seals with the junction encapsulant of copper conductor tube；Being fixed on bursting diaphragm by fixing device by copper foil, fixing position bursting diaphragm has a hole, conducting rod passes this hole, and lower end is welded on copper foil by spot-welding technology, makes bursting diaphragm, copper foil and conducting rod be connected into one；Conducting rod finally inserts copper conductor tube from below, and bursting diaphragm is tightly attached on the baseplane of aluminium lid, and the upper end of conducting rod passes copper conductor tube, the anchor ring of the upper end of copper conductor tube and conducting rod stannum is connect and keeps sealing.
The assemblies such as described aluminium lid has concave and convex plane to design, and the first plane concave downward of aluminium lid forms the second plane, and the second plane raises up and forms the 3rd plane, electrode tip holder are fixed in the 3rd plane.
The hole edge of described aluminium lid arranges spacing preiection.
Described copper conductor tube is copper hollow pipe, liner plate, encapsulant, aluminium lid, electrode tip holder is fixedly clamped together by riveting machine.
Described encapsulant is silicone rubber, and string is on copper conductor tube, between liner plate and aluminium lid, is reached the effect sealed by strong pressing compressive strain.
Described copper foil top layer plating last layer stannum.
Described fixing device is aluminium rivet.
One electrode slice is set between anchor ring and the electrode tip holder of the upper end of described copper conductor tube.
One electrode insulation cover is set on described electrode tip holder, the assemblies such as electrode slice is covered in electrode insulation cover, electrode slice is installed link screw assembly.
Compared with prior art, this utility model expands the principle causing capacitor aluminium lid deformation protuberance by high-temperature gas, design and produce out this capacitor from explosion cap assembly, capacitor internal temperature raises, air pressure rises, when arriving marginal value, the aluminium lid mid portion of capacitor from explosion lid outwards swells, and bursting diaphragm is stuck in the marginal position of aluminium lid bottom surface, a pulling force upwards can be produced during aluminium lid protuberance and can act on the pad of conducting rod and copper foil, when pulling force increases to design limit pulling force, conducting rod can come off with Copper Foil pad, form open circuit, capacitor does not continues to work, would not produce hot gas expander again causes capacitor to explode.This utility model principle is simple, designs ingenious, makes required precision high, and production cost is low, and explosion-proof effect is good, and be worth promoting use.
Accompanying drawing explanation
Fig. 1 is this utility model structure sectional view.
Fig. 2 is this utility model electrode insulation cover perspective view.
Fig. 3 is this utility model top junction composition.
Fig. 4 is this utility model chart at the bottom of.
Detailed description of the invention
This utility model is expanded on further below in conjunction with the accompanying drawings.Should be understood that these embodiments are merely to illustrate this utility model rather than limit scope of the present utility model.In addition, it is to be understood that after having read the content that this utility model is lectured, this utility model can be made various changes or modifications by those skilled in the art, and these equivalent form of values fall within the application appended claims limited range equally.
A kind of capacitor from explosion cap assembly, such as Fig. 1, 2, 3, shown in 4, comprise aluminium lid 1, electrode tip holder 2, liner plate 3, copper conductor tube 4, bursting diaphragm 5, copper foil 6, conducting rod 7, first pass through hole corresponding on each assembly by liner plate 3, aluminium lid 1 and electrode tip holder 2 are enclosed within copper conductor tube 4 in order, turn up after clamping formation 41 liner plates 3 of anchor ring by the two ends of copper conductor tube 4, aluminium lid 1 and electrode tip holder 2 firm grip are integrally fixed, aluminium lid 1 seals with the junction encapsulant 8 of copper conductor tube 4, it is that the copper hollow pipe of 5*35mm is in order through electrode slice 21 by three specifications and models, electrode tip holder 2, aluminium lid 1, silicone rubber and liner plate 3, copper hollow pipe is fastened with riveting machine, now electrode slice 21, electrode tip holder 2, aluminium lid 1, silicone rubber and liner plate 3 will be integrally fixed firmly；The most again copper foil 6 is fixed on bursting diaphragm 5 by aluminium rivet, a hole is had on fixing position bursting diaphragm 5, conducting rod 7 is through this hole, and lower end is welded on copper foil 6 by spot-welding technology, makes bursting diaphragm 5, copper foil 6 and conducting rod 7 be connected into one；Finally conducting rod 7 is inserted from below copper conductor tube 4, on the marginal position of the bottom surface that bursting diaphragm 5 is tightly against aluminium lid 1, the upper end of conducting rod 7 passes copper conductor tube 4, the anchor ring 41 of the upper end of copper conductor tube 4 is firm by soldering with conducting rod 7, electrode slice 21 is installed link screw assembly, the upper electrode insulating boot 22 of cover, is assembled into complete capacitor from explosion lid again.The wiring of capacitor internal being welded on copper foil, be then sealingly mounted in the cylindrical housings of capacitor by Explosion-proof cap, then external cabling accessed on the terminal screw assembly of capacitor from explosion lid, capacitor can normally work.When capacitor internal damages, producing substantial amounts of heat, air pressure inside increases, when reaching marginal value, aluminium lid 1 outward expansion projection drives electrode tip holder 2 to pull up conducting rod 7, and bursting diaphragm 5 is stuck on aluminium lid 1 bottom surface, copper foil 6 is fixed, and conducting rod 7 is pulled off with the pad of copper foil 6, capacitor core body forms open circuit with power supply, not continuing to work, no longer producing heat increases internal pressure, prevents capacitor from exploding.
Aluminium lid 1 has concave and convex plane to design, and the first plane 11 concave downward of aluminium lid forms the second plane 12, and the second plane 12 raises up and forms the 3rd plane 13, and electrode tip holder 2 assembly such as grade is fixed in the 3rd plane 13.The design of the special construction of aluminium lid 1, is to provide enough deformation spaces and deformation quantity to buffer to aluminium lid 1 when outwards deformation protuberance, according to design, being broken by the solder joint of conducting rod 7 and copper foil 6 when the pressure of capacitor internal reaches design pressure.
The hole edge of aluminium lid 1 arranges spacing preiection 14, the design of this spacing preiection is partly in order to coordinate hole corresponding on electrode tip holder 2 to position, ensure that the creep age distance between screw rod and aluminium lid, on the other hand it is in order to when silicone rubber is extruded and upwards deforms upon, the contact area with silicone rubber can be increased, reach optimal sealing.
Copper conductor tube 4 is copper hollow pipe, forms pipeline after riveting, and fabrication and installation are convenient simply, and structure is the most firm, and the pressure foot of extruding time fixing, it is possible to make silicone rubber reach perfect sealing effectiveness.
Encapsulant 8 is silicone rubber, and string is on copper conductor tube 4, between liner plate 3 and aluminium lid 1, is reached the effect sealed by strong pressing compressive strain.The significant feature of silicone rubber is high-temperature stability, under hot environment more than 200 DEG C, silicone rubber remains to keep certain pliability, resilience and case hardness, and mechanical property is without significant change, and silicone rubber has the insulating properties of excellence, corona resistance and arc resistance are also very good.
Copper foil 6 top layer plating last layer stannum, tin plating on copper foil 6, it is to when carrying out spot welding, be more prone to weld, extraordinary welding effect can be reached.
Copper Foil fixing device 61 is aluminium rivet, and the tightening operation of rivet is simple and convenient, and has permanent fastening force.
Between anchor ring 41 and the electrode tip holder 2 of the upper end of copper conductor tube 4, an electrode slice 21 is set, electrode tip holder 2 arranges an electrode insulation cover 22, electrode slice 21 assembly such as grade is covered in electrode insulation cover 22, electrode slice 21 is installed link screw assembly.Improve the security performance of this capacitor from explosion lid, and use the simpler of installation this product change, it is only necessary to wiring is inserted terminal screw assembly, screwing screw, can connect a capacitor on circuit, add the practicality of capacitor.
This utility model expands the principle causing capacitor aluminium lid deformation protuberance by high-temperature gas, design and produce out this capacitor from explosion cap assembly, capacitor internal temperature raises, air pressure rises, when arriving marginal value, the aluminium lid mid portion of capacitor from explosion lid outwards swells, and bursting diaphragm is stuck in the marginal position of aluminium lid bottom surface, a pulling force upwards can be produced during aluminium lid protuberance and can act on the pad of conducting rod and copper foil, when pulling force increases to design limit pulling force, conducting rod can come off with Copper Foil pad, form open circuit, capacitor does not continues to work, would not produce hot gas expander again causes capacitor to explode.This utility model principle is simple, designs ingenious, makes required precision high, and production cost is low, and explosion-proof effect is good, and be worth promoting use.
Claims (9)
1. a capacitor from explosion cap assembly, it is characterized in that: comprise aluminium lid (1), electrode tip holder (2), liner plate (3), copper conductor tube (4), bursting diaphragm (5), copper foil (6), conducting rod (7), first pass through hole corresponding on each assembly by liner plate (3), aluminium lid (1) and electrode tip holder (2) are enclosed within copper conductor tube (4) in order, after clamping, are turned up in the two ends of copper conductor tube (4) formation anchor ring (41) liner plate (3), aluminium lid (1) and electrode tip holder (2) firm grip are integrally fixed, aluminium lid (1) seals with encapsulant (8) with the junction of copper conductor tube (4)；The most again copper foil (6) is fixed on bursting diaphragm (5) by fixing device (61), a hole is had on fixing position bursting diaphragm (5), conducting rod (7) passes this hole, lower end is welded on copper foil (6) by spot-welding technology, makes bursting diaphragm (5), copper foil (6) and conducting rod (7) be connected into one；Finally conducting rod (7) is inserted copper conductor tube (4) from below, bursting diaphragm (5) is tightly attached on the baseplane of aluminium lid (1), the upper end of conducting rod (7) passes copper conductor tube (4), the anchor ring (41) of the upper end of copper conductor tube (4) and conducting rod (7) stannum is connect and keeps sealing.
2. a kind of capacitor from explosion cap assembly as claimed in claim 1, it is characterized in that: described aluminium lid (1) has concave and convex plane to design, first plane (11) concave downward of aluminium lid forms the second plane (12), second plane (12) raises up and forms the 3rd plane (13), and electrode tip holder (2) is fixed in the 3rd plane (13).
3. a kind of capacitor from explosion cap assembly as claimed in claim 1, it is characterised in that: the hole edge of described aluminium lid (1) arranges spacing preiection (14).
4. a kind of capacitor from explosion cap assembly as claimed in claim 1, it is characterised in that: described copper conductor tube (4) is copper hollow pipe, liner plate (3), encapsulant (8), aluminium lid (1), electrode tip holder (2) is fixedly clamped together by riveting machine.
5. a kind of capacitor from explosion cap assembly as claimed in claim 1, it is characterised in that: described encapsulant (8) is silicone rubber, and string, on copper conductor tube (4), is positioned between liner plate (3) and aluminium lid (1), is reached the effect sealed by strong pressing compressive strain.
6. a kind of capacitor from explosion cap assembly as claimed in claim 1, it is characterised in that: described copper foil (6) top layer plating last layer stannum.
7. a kind of capacitor from explosion cap assembly as claimed in claim 1, it is characterised in that: described fixing device (61) is aluminium rivet.
8. a kind of capacitor from explosion cap assembly as claimed in claim 1, it is characterised in that: between anchor ring (41) and the electrode tip holder (2) of the upper end of described copper conductor tube (4), an electrode slice (21) is set.
9. a kind of capacitor from explosion cap assembly as claimed in claim 8, it is characterized in that: an electrode insulation cover (22) is set on described electrode tip holder (2), being covered on by electrode slice (21) in electrode insulation cover (22), electrode slice (21) is upper installs link screw assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620055172.3U CN205542407U (en) | 2016-01-20 | 2016-01-20 | Condenser explosion -proof cover assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620055172.3U CN205542407U (en) | 2016-01-20 | 2016-01-20 | Condenser explosion -proof cover assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205542407U true CN205542407U (en) | 2016-08-31 |
Family
ID=56765861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620055172.3U Expired - Fee Related CN205542407U (en) | 2016-01-20 | 2016-01-20 | Condenser explosion -proof cover assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205542407U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105529184A (en) * | 2016-01-20 | 2016-04-27 | 池州市容大电气有限公司 | Capacitor anti-explosion cover assembly |
-
2016
- 2016-01-20 CN CN201620055172.3U patent/CN205542407U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105529184A (en) * | 2016-01-20 | 2016-04-27 | 池州市容大电气有限公司 | Capacitor anti-explosion cover assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20180120 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |