CN108520820B - Overcurrent self-breaking power capacitor - Google Patents
Overcurrent self-breaking power capacitor Download PDFInfo
- Publication number
- CN108520820B CN108520820B CN201810429905.9A CN201810429905A CN108520820B CN 108520820 B CN108520820 B CN 108520820B CN 201810429905 A CN201810429905 A CN 201810429905A CN 108520820 B CN108520820 B CN 108520820B
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- CN
- China
- Prior art keywords
- shell
- aluminum sheet
- electrode
- temperature
- insulating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000003990 capacitor Substances 0.000 title claims abstract description 63
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 46
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims 3
- 230000017525 heat dissipation Effects 0.000 abstract description 8
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 241000883990 Flabellum Species 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/005—Electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/224—Housing; Encapsulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/228—Terminals
- H01G4/236—Terminals leading through the housing, i.e. lead-through
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Thermally Actuated Switches (AREA)
- Fuses (AREA)
Abstract
The invention discloses an overcurrent self-breaking power capacitor, which comprises a capacitor body, an insulating medium, a first aluminum sheet electrode, a second aluminum sheet electrode, a first high-temperature protection tube, a second high-temperature protection tube, a first high-temperature lead, a second high-temperature lead, a first contact, a second spring, a first spring, a second contact, an insulating head, an insulating shell, a bimetallic strip, a shell cover, a shell, a heat dissipation fan, a display, a control switch, an electrode rod, a shell cover movable groove and a fixed plate.
Description
Technical Field
The invention relates to a power capacitor, in particular to an overcurrent self-breaking power capacitor.
Background
Power capacitors for use in power systems and electrical equipment. Any two metal conductors are separated by an insulating medium, and a capacitor is formed. The capacitance of the capacitor is determined by its geometry and the characteristics of the dielectric medium between the plates. When a capacitor is used at ac voltage, the capacity of the capacitor is often expressed in terms of its reactive power in units of either spent or kilovar. But current power capacitor can not be when the electric current is too big can automatic cutout circuit to play the guard action to the circuit, can resume the circuit when the electric current diminishes, can not carry out intelligent heat dissipation to power capacitor moreover, power capacitor installs very inconveniently, changes very complicacy also, and life is low, brings inconvenience for people.
Disclosure of Invention
The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to provide a power capacitor that is self-breaking when overcurrent is applied.
In order to solve the technical problems, the invention provides the following technical scheme:
The invention provides an overcurrent self-breaking power capacitor, which comprises a capacitor body, an insulating medium, a first aluminum sheet electrode, a second aluminum sheet electrode, a first high-temperature protection tube, a second high-temperature protection tube, a first high-temperature lead, a second high-temperature lead, a first contact, a second spring, a first spring, a second contact, an insulating head, an insulating shell, a bimetallic strip, a shell cover, a shell, a heat dissipation fan, a display, a control switch, an electrode rod, a shell cover movable groove, a fixed plate, a bolt hole, an electrode groove, a motor, fan blades, a filter screen and a temperature sensor, wherein the capacitor body is arranged in the shell, the insulating medium is arranged in the middle of the capacitor body, one side of the insulating medium is provided with the first aluminum sheet electrode, the other side of the insulating medium is provided with the second aluminum sheet electrode, one end of the first aluminum sheet electrode is provided with the first contact, one end of the first contact is provided with the first spring, one end of the second contact is provided with the second contact, one end of the second contact is provided with the second spring, one end of the shell cover is provided with the second aluminum sheet, one end of the second contact is provided with the high-temperature protection tube, one end of the first high-temperature protection tube is provided with the first high-temperature protection tube, one end of the high-temperature protection tube is provided with the insulating head, one end of the first high-temperature protection tube is provided with the first high-temperature protection tube, the top of radiator fan is equipped with the filter screen, radiator fan's inside is equipped with the motor, the bottom of motor is equipped with the fan flabellum, one side of display is equipped with control switch, the one end of shell cover is equipped with the electrode pole, the top both sides of shell all are equipped with the movable groove, the one end of movable groove is equipped with the electrode groove, the bottom of shell is equipped with the fixed plate, be equipped with on the fixed plate the bolt hole, the bottom of display is equipped with temperature sensor.
As a preferable technical scheme of the invention, the first high-temperature protection tube and the second high-temperature protection tube are adhered on the capacitor body by structural adhesives, the first high-temperature lead is electrically connected with the first aluminum sheet electrode, and the second high-temperature lead is electrically connected with the second aluminum sheet electrode.
As a preferable technical scheme of the invention, the bimetal is fixed on the insulating shell through a screw, and the insulating head is connected with the bimetal through threads.
As a preferable technical scheme of the invention, the first contact is welded with the first aluminum sheet electrode, the second contact is welded with the second aluminum sheet electrode, the first aluminum sheet electrode is connected with the insulating shell through the first spring, and the second aluminum sheet electrode is connected with the insulating shell through the second spring.
As a preferable technical scheme of the invention, the capacitor body is adhered to the inside of the shell through a structural adhesive, movable pins are arranged on two sides of the shell cover, and the shell cover is movably connected with the shell cover movable groove through the movable pins.
As a preferred embodiment of the present invention, the fixing plate is welded to the housing, and the housing cover is fixedly connected to the electrode groove through the electrode rod.
As a preferable technical scheme of the invention, the electrode rod is electrically connected with the control switch, the control switch is respectively electrically connected with the display and the temperature sensor, the temperature sensor is electrically connected with the motor through the controller, and the electrode groove is electrically connected with the first high-temperature wire and the second high-temperature wire.
As a preferable technical scheme of the invention, the motor is fixed on the filter screen through a bolt, and the motor is fixedly connected with the fan blade through a bolt.
The beneficial effects achieved by the invention are as follows: the device is an overcurrent self-breaking power capacitor, and the power capacitor has the overcurrent self-breaking function, so that the power capacitor is prevented from losing efficacy, the effect of protecting an electrical appliance is achieved, the capacitor can be automatically closed when current is recovered, the service life of the capacitor is prolonged, the capacitor is provided with an intelligent heat dissipation device, the temperature of the capacitor can be detected, the capacitor can be cooled, the installation and the disassembly are quite simple, the operation is convenient, convenience can be brought to people, and the device is simple in structure and convenient to popularize.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of the internal structure of the capacitor of the present invention;
FIG. 3 is a schematic view of a partial structure of a heat dissipating fan according to the present invention;
FIG. 4 is a schematic view of a partial structure of the present invention;
In the figure: 1. a capacitor body; 2. an insulating medium; 3. a first aluminum sheet electrode; 4. a second aluminum sheet electrode; 5. a first high temperature protection tube; 6. a second high temperature protection tube; 7. a first high temperature wire; 8. a second high temperature wire; 9. a first contact; 10. a second spring; 11. a first spring; 12. a second contact; 13. an insulating head; 14. an insulating housing; 15. bimetallic strips; 16. a housing cover; 17. a housing; 18. a heat radiation fan; 19. a display; 20. a control switch; 21. an electrode rod; 22. a housing cover movable groove; 23. a fixing plate; 24. bolt holes; 25. an electrode groove; 26. a motor; 27. fan blades; 28. a filter screen; 29. a temperature sensor.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
Example 1
As shown in fig. 1 to 4, the present invention provides an overcurrent self-breaking power capacitor, comprising a capacitor body 1, an insulating medium 2, a first aluminum sheet electrode 3, a second aluminum sheet electrode 4, a first high temperature protection tube 5, a second high temperature protection tube 6, a first high temperature wire 7, a second high temperature wire 8, a first contact 9, a second spring 10, a first spring 11, a second contact 12, an insulating head 13, an insulating housing 14, a bimetal 15, a housing cover 16, a housing 17, a heat dissipation fan 18, a display 19, a control switch 20, an electrode rod 21, a housing cover movable groove 22, a fixed plate 23, a bolt hole 24, an electrode groove 25, a motor 26, a fan blade 27, a filter screen 28 and a temperature sensor 29, wherein the inside of the housing 17 is provided with the capacitor body 1, the middle part of the capacitor body 1 is provided with the insulating medium 2, one side of the insulating medium 2 is provided with the first aluminum sheet electrode 3, the other side of the insulating medium 2 is provided with a second aluminum sheet electrode 4, one end of the first aluminum sheet electrode 3 is provided with a first contact 9, one end of the first contact 9 is provided with a first spring 11, one end of the second aluminum sheet electrode 4 is provided with a second contact 12, one end of the second contact 12 is provided with a second spring 10, one end of the capacitor body 1 is provided with an insulating shell 14, one side of the insulating shell 14 is provided with a bimetallic strip 15, the middle part of the bimetallic strip 15 is provided with an insulating head 13, the other end of the capacitor body 1 is provided with a first high-temperature protection tube 5, the first high-temperature protection tube 5 is provided with a first high-temperature wire 7, the bottom end of the first high-temperature protection tube 5 is provided with a second high-temperature protection tube 6, the second high-temperature protection tube 6 is provided with a second high-temperature wire 8, the top end of the shell 17 is provided with a shell cover 16, the middle part of the shell cover 16 is provided with a display 19, one end of the display 19 is provided with a heat dissipation fan 18, the top of cooling fan 18 is equipped with filter screen 28, and cooling fan 18's inside is equipped with motor 26, and motor 26's bottom is equipped with fan blade 27, and one side of display 19 is equipped with control switch 20, and the one end of housing cover 16 is equipped with electrode rod 21, and the top both sides of housing 17 all are equipped with movable groove 22, and the one end of movable groove 22 is equipped with electrode groove 25, and the bottom of housing 17 is equipped with fixed plate 23, is equipped with bolt hole 24 on the fixed plate 23, and the bottom of display 19 is equipped with temperature sensor 29.
The first high-temperature protection tube 5 and the second high-temperature protection tube 6 are adhered to the capacitor body 1 by structural adhesives, the first high-temperature lead 7 is electrically connected with the first aluminum sheet electrode 3, and the second high-temperature lead 8 is electrically connected with the second aluminum sheet electrode 4.
The bimetal 15 is fixed on the insulating housing 14 by a screw, and the insulating head 13 is connected with the bimetal 15 by a screw thread.
The first contact 9 is welded to the first aluminum sheet electrode 3, the second contact 12 is welded to the second aluminum sheet electrode 4, the first aluminum sheet electrode 3 is connected to the insulating housing 14 by the first spring 11, and the second aluminum sheet electrode 4 is connected to the insulating housing 14 by the second spring 10.
The capacitor body 1 is glued inside the casing 17 by means of structural glue, the two sides of the casing cover 16 are provided with movable pins, and the casing cover 16 is movably connected with the casing cover movable groove 22 by means of the movable pins.
The fixing plate 23 is welded to the housing 17, and the housing cover 16 is fixedly connected to the electrode groove 25 through the electrode rod 21.
The electrode rod 21 is electrically connected with the control switch 20, the control switch 20 is electrically connected with the display 19 and the temperature sensor 29 respectively, the temperature sensor 29 is electrically connected with the motor 26 through the controller, and the electrode groove 25 is electrically connected with the first high-temperature wire 7 and the second high-temperature wire 8.
The motor 26 is fixed on the filter screen 28 through bolts, and the motor 26 is fixedly connected with fan blades 27 through bolts.
The device is an overcurrent self-breaking power capacitor, comprising a capacitor body 1, an insulating medium 2, a first aluminum sheet electrode 3, a second aluminum sheet electrode 4, a first high-temperature protection tube 5, a second high-temperature protection tube 6, a first high-temperature lead 7, a second high-temperature lead 8, a first contact 9, a second spring 10, a first spring 11, a second contact 12, an insulating head 13, an insulating housing 14, a bimetallic strip 15, a housing cover 16, a housing 17, a heat radiation fan 18, a display 19, a control switch 20, an electrode rod 21, a housing cover movable groove 22, a fixed plate 23, a bolt hole 24, an electrode groove 25, a motor 26, a fan blade 27, a filter screen 28 and a temperature sensor 29, when the first high-temperature lead 7 and the second high-temperature lead 8 transmit electric current to the first aluminum sheet electrode 3 and the second aluminum sheet electrode 4, when the first aluminum sheet electrode 3 and the second aluminum sheet electrode 4 generate heat, the bimetallic strip 15 is heated, the bimetallic strip 15 is heated and expands to enable the insulating head 13 to press the first contact 9 and the second contact 12, the first contact 9 and the second contact 12 are separated, the circuit breaking function is realized, when the current becomes smaller, the bimetallic strip 15 can recover to the original shape, the insulating head 13 is retracted, the first contact 9 and the second contact 12 are contacted with the first contact 9 and the second contact 12 under the action of the second spring 10 and the first spring 11, the circuit breaking function is realized, the electric appliance is protected, in addition, when the electric appliance is replaced, the shell cover 16 can be pulled out from the shell 17 through the shell cover movable groove 22, the capacitor can be directly replaced, when the heat dissipation of the capacitor is needed, the capacitor is closed through the electrode rod 21 and the electrode groove 25, the first high-temperature wire 7 and the second high-temperature wire 8 are electrified to the temperature sensor 29, the temperature sensor 29 is electrified to work through the controller, and the motor 26 drives the fan blades 27 to rotate, so that heat is dissipated from the capacitor, the service life of the capacitor is prolonged, and convenience is brought to people.
The beneficial effects achieved by the invention are as follows: the device is an overcurrent self-breaking power capacitor, and the power capacitor has the overcurrent self-breaking function, so that the power capacitor is prevented from losing efficacy, the effect of protecting an electrical appliance is achieved, the capacitor can be automatically closed when current is recovered, the service life of the capacitor is prolonged, the capacitor is provided with an intelligent heat dissipation device, the temperature of the capacitor can be detected, the capacitor can be cooled, the installation and the disassembly are quite simple, the operation is convenient, convenience can be brought to people, and the device is simple in structure and convenient to popularize.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (1)
1. The utility model provides an overcurrent self-breaking power capacitor, including capacitor body (1), insulating medium (2), first aluminum sheet electrode (3), second aluminum sheet electrode (4), first high temperature protection tube (5), second high temperature protection tube (6), first high temperature wire (7), second high temperature wire (8), first contact (9), second spring (10), first spring (11), second contact (12), insulating head (13), insulating shell (14), bimetallic strip (15), shell lid (16), shell (17), radiator fan (18), display (19), control switch (20), electrode pole (21), second contact (12), the capacitor is characterized in that the capacitor body (1) is arranged in the shell (17), the insulating medium (2) is arranged in the middle of the capacitor body (1), the first aluminum sheet electrode (3) is arranged on one side of the insulating medium (2), the second aluminum sheet electrode (4) is arranged on the other side of the insulating medium (2), the first contact (9) is arranged at one end of the first aluminum sheet electrode (3), One end of the first contact (9) is provided with the first spring (11), one end of the second aluminum sheet electrode (4) is provided with the second contact (12), one end of the second contact (12) is provided with the second spring (10), one end of the capacitor body (1) is provided with the insulating shell (14), the first contact (9) is connected with the first aluminum sheet electrode (3) in a welding way, the second contact (12) is connected with the second aluminum sheet electrode (4) in a welding way, the first aluminum sheet electrode (3) is connected with the insulating shell (14) through the first spring (11), the second aluminum sheet electrode (4) is connected with the insulating shell (14) through the second spring (10), One side of the insulating shell (14) is provided with the bimetallic strip (15), the middle part of the bimetallic strip (15) is provided with the insulating head (13), the bimetallic strip (15) is fixed on the insulating shell (14) through a screw, the insulating head (13) is connected with the bimetallic strip (15) through threads, the other end of the capacitor body (1) is provided with the first high-temperature protection tube (5), the first high-temperature protection tube (5) is provided with the first high-temperature lead (7), the bottom end of the first high-temperature protection tube (5) is provided with the second high-temperature protection tube (6), the second high-temperature protection tube (6) is provided with the second high-temperature lead (8), The first high-temperature protection tube (5) and the second high-temperature protection tube (6) are adhered to the capacitor body (1) by structural adhesives, the first high-temperature lead (7) is electrically connected with the first aluminum sheet electrode (3), the second high-temperature lead (8) is electrically connected with the second aluminum sheet electrode (4), the top end of the shell (17) is provided with the shell cover (16), the capacitor body (1) is adhered to the inside of the shell (17) by the structural adhesives, movable pins are arranged on two sides of the shell cover (16), the shell cover (16) is movably connected with the shell cover movable groove (22) by the movable pins, The middle part of shell lid (16) is equipped with display (19), the one end of display (19) is equipped with radiator fan (18), the top of radiator fan (18) is equipped with filter screen (28), the inside of radiator fan (18) is equipped with motor (26), the bottom of motor (26) is equipped with fan blade (27), motor (26) are through the bolt fastening on filter screen (28), motor (26) with fan blade (27) pass through the bolt fastening and link to each other, one side of display (19) is equipped with control switch (20), One end of the shell cover (16) is provided with the electrode rod (21), the electrode rod (21) is electrically connected with the control switch (20), the control switch (20) is electrically connected with the display (19) and the temperature sensor (29) respectively, the temperature sensor (29) is electrically connected with the motor (26) through a controller, the electrode groove (25) is electrically connected with the first high-temperature lead (7) and the second high-temperature lead (8), both sides of the top end of the shell (17) are respectively provided with the movable groove (22), one end of the movable groove (22) is provided with the electrode groove (25), The bottom of shell (17) is equipped with fixed plate (23), fixed plate (23) welding is in on shell (17), shell lid (16) pass through electrode pole (21) with electrode groove (25) are fixed continuous, be equipped with on fixed plate (23) bolt hole (24), the bottom of display (19) is equipped with temperature sensor (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810429905.9A CN108520820B (en) | 2018-05-08 | 2018-05-08 | Overcurrent self-breaking power capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810429905.9A CN108520820B (en) | 2018-05-08 | 2018-05-08 | Overcurrent self-breaking power capacitor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108520820A CN108520820A (en) | 2018-09-11 |
| CN108520820B true CN108520820B (en) | 2024-06-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810429905.9A Active CN108520820B (en) | 2018-05-08 | 2018-05-08 | Overcurrent self-breaking power capacitor |
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| Country | Link |
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| CN (1) | CN108520820B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208489114U (en) * | 2018-05-08 | 2019-02-12 | 淮阴师范学院 | A kind of power capacitor that overcurrent is autotomyed |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2336727A1 (en) * | 1973-07-19 | 1975-02-06 | Bosch Gmbh Robert | ELECTRIC CAPACITOR |
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2018
- 2018-05-08 CN CN201810429905.9A patent/CN108520820B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208489114U (en) * | 2018-05-08 | 2019-02-12 | 淮阴师范学院 | A kind of power capacitor that overcurrent is autotomyed |
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| Publication number | Publication date |
|---|---|
| CN108520820A (en) | 2018-09-11 |
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