CN116417242A - High-capacity power capacitor - Google Patents
High-capacity power capacitor Download PDFInfo
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- CN116417242A CN116417242A CN202310495922.3A CN202310495922A CN116417242A CN 116417242 A CN116417242 A CN 116417242A CN 202310495922 A CN202310495922 A CN 202310495922A CN 116417242 A CN116417242 A CN 116417242A
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- 239000003990 capacitor Substances 0.000 title claims abstract description 105
- 230000017525 heat dissipation Effects 0.000 claims abstract description 33
- 230000000712 assembly Effects 0.000 claims abstract description 10
- 238000000429 assembly Methods 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 58
- 238000001816 cooling Methods 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 9
- 238000009423 ventilation Methods 0.000 claims description 3
- 230000005389 magnetism Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 6
- 239000000428 dust Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000011897 real-time detection Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
- H01G2/10—Housing; Encapsulation
- H01G2/106—Fixing the capacitor in a housing
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
- H01G2/08—Cooling arrangements; Heating arrangements; Ventilating arrangements
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- 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
- H01G4/40—Structural combinations of fixed capacitors with other electric elements, the structure mainly consisting of a capacitor, e.g. RC combinations
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
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- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
The invention belongs to the technical field of power capacitors, and discloses a high-capacity power capacitor which comprises an outer shell, wherein a plurality of groups of limiting assemblies are arranged in the outer shell in an annular array, a capacitor body is arranged in each group of limiting assemblies, a heat dissipation assembly is arranged in the center of the inner part of the outer shell and used for dissipating heat of the capacitor body, the heat dissipation assembly comprises a rotating tube, and a plurality of limiting grooves are formed in the top of the rotating tube in an annular array. According to the invention, the limit component arranged in the outer shell is matched with the elastic belt, so that the capacitor body can be quickly assembled and disassembled, meanwhile, the interior of the outer shell is divided into a plurality of mutually staggered heat dissipation cavities and placement cavities through the limit component, so that each capacitor body can normally dissipate heat in the use process, the influence of other capacitor bodies is avoided, and the heat dissipation effect on the capacitor body is improved through the mutual matching of the heat dissipation component and the limit component.
Description
Technical Field
The invention belongs to the technical field of power capacitors, and particularly relates to a high-capacity power capacitor.
Background
The power capacitor is used for a power system and electrical equipment, has the characteristics of small volume, simple field wiring and convenient maintenance, is widely used, can realize the expansion of a reactive compensation system only by increasing the number of modules during use, but can expand a power capacitor shell along with the temperature rise when the temperature of the power capacitor rises and the temperature of the surrounding environment changes, obvious bulging and deformation occur, the power capacitor should be stopped to be used and replaced in time at the moment, the fault is caused by partial discharge inside the power capacitor, a large amount of gas is generated by decomposition of insulating oil, and the internal pressure of the power capacitor shell is increased due to the fact that the gas is filled inside the power capacitor shell with a certain volume.
The existing power capacitor has a fixed plate member in a shell structure, and when the power capacitor is used for a long time with high strength, the power capacitor body can bulge and explode due to overhigh temperature.
Disclosure of Invention
The invention aims to solve the problems of poor heat dissipation effect and no emergency protection measures of a power capacitor in the prior art, and provides a high-capacity power capacitor.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides a large capacity power capacitor, includes the shell body, the inside annular array that is of shell body is equipped with multiunit spacing subassembly, every group be equipped with the condenser body in the spacing subassembly, the inside center department of shell body is equipped with radiating element, radiating element is used for dispelling the heat to the condenser body, radiating element includes the rotation pipe, the rotation pipe top is annular array and is equipped with a plurality of spacing grooves, be equipped with the slide in the spacing groove, the slide bottom is through electro-magnet and spacing tank bottom magnetism connection, the slide top is equipped with the sleeve pipe, the sleeve pipe outside is annular array and is equipped with multiunit guide block, every adjacent two the guide block constitutes a guide way, every the guide way is along sleeve pipe circumferencial direction spiral distribution, be equipped with spacing ball in the guide way, spacing ball passes through the connecting rod and is connected with the shell body top, the sleeve pipe top is equipped with the radiating pipe, be equipped with seal assembly in the radiating pipe, seal assembly is used for controlling radiating pipe and sheathed tube intercommunication and sealing.
Preferably, the limiting assembly comprises limiting plates, one end of each limiting plate is connected with the outer shell, two limiting plates in each limiting assembly are arranged, two limiting plates in the same group and the outer shell form a placing cavity together, a capacitor body is arranged in the placing cavity, and every two adjacent limiting assemblies and the outer shell form a radiating cavity together.
Preferably, the bottom of each limiting plate is provided with an elastic belt, the bottoms of the two limiting plates in each limiting assembly are connected through the elastic belts, one end of each elastic belt is provided with an elastic mechanism, and the elastic mechanism is used for adjusting the elastic degree of the elastic belt.
Preferably, the heat dissipation assembly further comprises a fixing tube, the outer side of the fixing tube is connected with the limiting plates, a plurality of air holes are formed in the fixing tube in an annular array, and the heat dissipation cavity and the placing cavity are communicated with the inside of the fixing tube through the air holes.
Preferably, the fixed pipe is internally provided with a rotating pipe, one end of the rotating pipe, which is positioned in the fixed pipe, is provided with a plurality of radiating holes in an annular array, the number of the radiating holes is half that of the ventilation holes, the upper end of the rotating pipe is provided with a sliding groove, and the sliding groove is connected with a connecting component in a sliding way.
Preferably, the connecting assembly comprises a connecting rod, one end of the connecting rod, far away from the rotating tube, is in sliding connection with the outer shell, a socket matched with the capacitor body is arranged at the bottom of the connecting rod, and the capacitor body is electrically connected with the connecting rod in a plugging manner.
Preferably, the sealing assembly comprises a sealing ring, the sealing ring is connected with the bottom of the radiating pipe, a positioning column is arranged in the middle of the sealing ring, and the upper layer and the lower layer of the positioning column are respectively connected with the sealing ring through a plurality of first sealing sheets.
Preferably, the sealing assembly further comprises a second sealing piece, one end of the second sealing piece is connected with the middle layer of the positioning column, the other end of the second sealing piece penetrates through the sealing ring and is connected with the sleeve, a rotating groove is formed in the side face of the sealing ring, the second sealing piece is in sliding connection with the rotating groove, and a sliding groove matched with the second sealing piece is formed in the sleeve.
Preferably, the annular array is offered to shell body side face a plurality of standing grooves with place the chamber one-to-one, the standing groove outside is equipped with the protection door, be equipped with the handle on the protection door, through locking mechanism and shell body locking on the protection door.
Preferably, the top of the outer shell is provided with a plurality of collecting tanks in an annular array, the top of the radiating pipe is provided with air outlets in one-to-one correspondence with the collecting tanks, the bottom of the outer shell is provided with an air inlet, and the outer side of the air inlet is provided with a filter screen.
The invention has the technical effects and advantages that:
1. according to the invention, the limit component arranged in the outer shell is matched with the elastic belt, so that the capacitor body can be quickly assembled and disassembled, meanwhile, the interior of the outer shell is divided into a plurality of mutually staggered heat dissipation cavities and placement cavities through the limit component, so that each capacitor body can normally dissipate heat in the use process, the influence of other capacitor bodies is avoided, and the heat dissipation effect on the capacitor body is improved through the mutual matching of the heat dissipation component and the limit component.
2. According to the invention, the limiting plates are arranged on two sides of each capacitor body to absorb heat emitted by the capacitor bodies, and the temperature inside the outer shell is detected in real time through the temperature sensor arranged in the rotating tube, so that the first-order heat dissipation of the capacitor bodies and the real-time detection of the working temperature of the capacitor bodies are finished, and the problem that the capacitor bodies are damaged due to overhigh working temperature of the capacitor bodies is prevented.
3. The invention sets up the slide on the rotary tube, when the gas expanding in the rotary tube will push the slide on the top of the rotary tube to slide upwards, the rotary tube will rotate and communicate with the outside through the heat dissipation tube by the cooperation of the guide groove and the limit ball, make external air can get into the heat dissipation chamber through the air inlet and place the intracavity, realize the second order quick heat dissipation to the condenser body to prevent the condenser body and use under the high strength for a long time, the too high temperature leads to the device to take place the problem of damage.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal part structure of the present invention;
FIG. 3 is a schematic diagram of an explosion structure of a heat dissipating assembly according to the present invention;
FIG. 4 is a schematic diagram of a connection structure of a rotary pipe and a radiating pipe according to the present invention;
FIG. 5 is a schematic view of a connecting assembly according to the present invention;
FIG. 6 is a schematic view of a seal assembly according to the present invention;
FIG. 7 is a schematic diagram of the connection of the guide block and the limit ball according to the present invention;
fig. 8 is a schematic top view of the internal structure of the present invention.
In the figure: 1. an outer housing; 2. a limit component; 201. a limiting plate; 3. a capacitor body; 4. a heat dissipation assembly; 401. a fixed tube; 402. ventilation holes; 403. a rotary tube; 404. a heat radiation hole; 5. a heat dissipation cavity; 6. a chute; 7. a connection assembly; 701. a connecting rod; 702. a socket; 8. a limit groove; 9. a slide plate; 10. an electromagnet; 11. a sleeve; 12. a guide block; 13. a guide groove; 14. a limit ball; 15. a connecting rod; 16. a heat radiating pipe; 17. a seal assembly; 1701. a seal ring; 1702. positioning columns; 1703. a first sealing sheet; 1704. a second sealing sheet; 1705. a rotating groove; 18. a sliding groove; 19. an elastic belt; 20. a placement groove; 21. a protective door; 22. a handle; 23. a collection tank; 24. an air inlet.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
As shown in fig. 1-8, a high-capacity power capacitor comprises an outer shell 1, a plurality of groups of limiting assemblies 2 are arranged in the outer shell 1 in an annular array, each limiting assembly 2 comprises limiting plates 201, one end of each limiting plate 201 is connected with the outer shell 1, two limiting plates 201 in each group of limiting assemblies 2 are respectively provided with two limiting plates 201 in the same group, the two limiting plates 201 and the outer shell 1 jointly form a placing cavity, a capacitor body 3 is arranged in each placing cavity, every two adjacent limiting assemblies 2 and the outer shell 1 jointly enclose a radiating cavity 5, a capacitor body 3 is arranged in each placing cavity, the inner part of the outer shell 1 is divided into a plurality of placing cavities and radiating cavities 5 through the limiting assemblies 2, the placing cavities and the radiating cavities 5 are distributed in a staggered mode, the radiating efficiency of the capacitor body 3 in the using process is improved, and the capacitor body 3 is prevented from being intensively placed to cause the problem of overhigh temperature and damage of the capacitor body 3.
The bottom of each limiting plate 201 is provided with an elastic belt 19, the bottoms of the two limiting plates 201 in each group of limiting assemblies 2 are connected through the elastic belts 19, the elastic belts 19 are arranged at the bottoms of the limiting plates 201, when the capacitor body 3 is required to be installed inside the outer shell 1, the capacitor body 3 is placed on the elastic belts 19 by extruding the elastic belts 19, and the elastic belts 19 push the capacitor body 3 to be electrically connected with the connecting assemblies 7 arranged above the limiting plates 201 under the action of elastic force, so that the capacitor body 3 is installed.
The inside center department of shell body 1 is equipped with radiator unit 4, radiator unit 4 is used for dispelling the heat to condenser body 3, radiator unit 4 still includes fixed pipe 401, the outside and a plurality of limiting plate 201 of fixed pipe 401 are connected, be annular array on the fixed pipe 401 and be equipped with a plurality of bleeder vents 402, radiator chamber 5 and place the inside intercommunication of chamber through bleeder vent 402 and fixed pipe 401, through seting up a plurality of bleeder vents 402 on fixed pipe 401, make the steam in radiator chamber 5 and the steam that condenser body 3 produced when using all remove to fixed pipe 401 through bleeder vent 402 in and discharge the steam to the external world through fixed pipe 401, improve the radiating effect of the device.
The inside rotation pipe 403 that is equipped with of fixed pipe 401, the rotation pipe 403 is located the inside one end of fixed pipe 401 and is annular array and offer a plurality of louvres 404, the louvre 404 quantity is half of bleeder vent 402 quantity, spout 6 has been seted up to rotation pipe 403 upper end, sliding connection has coupling assembling 7 in spout 6, coupling assembling 7 includes connecting rod 701, the one end and the shell body 1 sliding connection of rotation pipe 403 are kept away from to connecting rod 701, the connecting rod 701 bottom is equipped with the socket 702 with capacitor body 3 looks adaptation, carry out electric connection through the mode of pegging graft between capacitor body 3 and the connecting rod 701, the installation and the dismantlement of capacitor body 3 can be accomplished fast through the cooperation of coupling assembling 7 and limiting plate 201, thereby be convenient for change the capacitor body 3 that takes place the swell.
The lateral surface of the outer shell body 1 is provided with a plurality of holding grooves 20 corresponding to the holding cavities one by one in an annular array manner, the outer sides of the holding grooves 20 are provided with protection doors 21, handles 22 are arranged on the protection doors 21, the protection doors 21 are locked with the outer shell body 1 through locking mechanisms, the protection doors 21 are arranged on the outer shell body 1 and are locked with the outer shell body 1 through the locking mechanisms, the capacitor body 3 is effectively protected, and the capacitor body 3 is prevented from being accidentally opened in the use process, so that the accidental problem is caused.
The top of the outer shell 1 is provided with a plurality of collecting tanks 23 in an annular array, the top of the radiating pipe 16 is provided with air outlet holes and the air outlet holes are in one-to-one correspondence with the collecting tanks 23, the bottom of the outer shell 1 is provided with an air inlet 24, a filter screen is arranged outside the air inlet 24, dust at the top of the outer shell 1 is collected through the plurality of collecting tanks 23 which are arranged in the annular array at the top of the outer shell 1, and meanwhile when the device radiates outwards, high-temperature gas inside the outer shell 1 is discharged through the air outlet holes at the top of the radiating pipe 16 and blows to the collecting tanks 23, and dust collected in the collecting tanks 23 is cleaned.
When the capacitor body 3 is installed, the protection door 21 and the outer shell 1 are unlocked through the unlocking locking device, the protection door 21 is opened through the handle 22, and then the capacitor body 3 is electrically connected with the connecting component 7 arranged above the limiting plate 201 through the elastic belt 19, so that the capacitor body 3 is installed.
When the capacitor body 3 generates heat under operating condition, because every capacitor body 3 both sides are equipped with limiting plate 201, when capacitor body 3 generates heat, limiting plate 201 will absorb the heat that capacitor body 3 distributed and transmit to heat dissipation chamber 5 in, effectively dispel the heat to capacitor body 3, simultaneously capacitor body 3 and heat dissipation chamber 5 all communicate with the external world through radiator unit 4, when capacitor body 3 works, through radiator unit 4 with the heat transfer to the external world that capacitor body 3 produced, improve the radiating efficiency of capacitor body 3.
In summary, according to the invention, the limit assembly 2 and the elastic belt 19 are arranged in the outer shell 1 to be mutually matched, so that the capacitor body 3 can be quickly assembled and disassembled, meanwhile, the inner part of the outer shell 1 is divided into a plurality of mutually staggered heat dissipation cavities 5 and placing cavities through the limit assembly 2, each capacitor body 3 can normally dissipate heat in the use process, the influence of other capacitor bodies 3 is avoided, and finally, the heat dissipation effect on the capacitor body 3 is improved through the mutual matching of the heat dissipation assembly 4 and the limit assembly 2.
Example two
In the actual use process, the operator finds that when the heat dissipation assembly 4 dissipates heat from the capacitor body 3, the heat dissipation assembly 4 needs to be always communicated with the outside, a large amount of dust enters the outer shell 1 after long-term use, which is unfavorable for the operation of the capacitor body 3, and meanwhile, when the capacitor body 3 bulges, the device cannot be subjected to emergency treatment, so that the device is improved according to the method described in the embodiment for solving the technical problems.
The sealing assembly 17 comprises a sealing ring 1701, the sealing ring 1701 is connected with the bottom of the radiating tube 16, a positioning column 1702 is arranged in the middle of the sealing ring 1701, the upper layer and the lower layer of the positioning column 1702 are respectively connected with the sealing ring 1701 through a plurality of first sealing sheets 1703, the sealing assembly 17 further comprises a second sealing sheet 1704, one end of the second sealing sheet 1704 is connected with the middle layer of the positioning column 1702, the other end of the second sealing sheet 1704 penetrates through the sealing ring 1701 and is connected with the sleeve 11, a rotating groove 1705 is formed in the side face of the sealing ring 1701, the second sealing sheet 1704 is in sliding connection with the rotating groove 1705, a sliding groove 18 matched with the second sealing sheet 1704 is formed in the sleeve 11, the sealing assembly 17 is used for sealing the radiating tube 16 through the mutual matching of the first sealing sheet 1703 and the second sealing sheet 1704 in an initial state, so that external dust is prevented from entering the inner part of the outer shell 1 through the radiating tube 16, and through the connection of the second sealing sheet 1704 with the sleeve 11, when the sleeve 11 rotates, the sleeve 11 drives the second sealing sheet 1704 to rotate, the second sealing sheet 1704 and the first sealing sheet are mutually coincide with each other, and accordingly dust can be effectively adsorbed on the radiating tube 16 outside the radiating tube 16, and the radiating tube 16 can be effectively cleaned up the radiating tube 16.
The heat dissipation assembly 4 comprises a rotary pipe 403, a plurality of limit grooves 8 are formed in the top of the rotary pipe 403 in an annular array, a sliding plate 9 is arranged in the limit grooves 8, the bottom of the sliding plate 9 is magnetically connected with the bottom of the limit grooves 8 through an electromagnet 10, a sleeve 11 is arranged at the top of the sliding plate 9, a plurality of groups of guide blocks 12 are arranged on the outer side of the sleeve 11 in an annular array, each two adjacent guide blocks 12 form a guide groove 13, each guide groove 13 is spirally distributed along the circumferential direction of the sleeve 11, a limit ball 14 is arranged in each guide groove 13, the limit ball 14 is connected with the top of the outer shell 1 through a connecting rod 15, a heat dissipation pipe 16 is arranged at the top of the sleeve 11, a sealing assembly 17 is arranged in the heat dissipation pipe 16, and the sealing assembly 17 is used for controlling the communication and sealing between the heat dissipation pipe 16 and the sleeve 11.
Firstly, when the capacitor body 3 in a normal state needs to be cooled, the limiting plates 201 are arranged on two sides of each capacitor body 3 to absorb heat emitted by the capacitor body 3 and transmit the heat to the cooling cavity 5, and when the rotating tube 403 is located at an initial position, the cooling holes 404 on the rotating tube 403 are communicated with the air holes 402 located in the cooling cavity 5, at the moment, heated air in the cooling cavity 5 enters the rotating tube 403 through the air holes 402 and the cooling holes 404, and the temperature inside the outer shell 1 is detected in real time through the temperature sensor arranged in the rotating tube 403, so that the first-order cooling of the capacitor body 3 and the real-time detection of the working temperature of the capacitor body 3 are completed, and the problem that the capacitor body 3 is damaged due to overhigh working temperature of the capacitor body 3 is prevented.
Secondly, when the capacitor body 3 works at high strength in a certain time period, the temperature of the capacitor body 3 will gradually rise to cause the temperature inside the outer shell 1 to rise, in this state, because the inside of the outer shell 1 is in a sealed state and the gas volume inside the rotating tube 403 expands, the expanding gas inside the rotating tube 403 will push the sliding plate 9 at the top of the rotating tube 403 to slide upwards at this time, in this process, the sliding plate 9 will drive the sleeve 11 to slide upwards, because the outside of the sleeve 11 is provided with a plurality of guide blocks 12, in the process of the sleeve 11 sliding upwards, the sleeve 11 will rotate along the direction of the guide groove 13 and the limit ball 14 under the limit of the guide groove 13 and drive the rotating tube 403 to rotate, the vent 402 in the placing cavity is communicated with the vent hole 404, and cut off the communication between the vent hole 404 and the vent hole 402 in the heat dissipating cavity 5, simultaneously, along with the rotation of the sleeve 11, the sealed state of the sealing assembly 17 will be released, the hot gas inside the rotating tube 403 can be discharged outwards through the heat dissipating tube 16, simultaneously, the air inlet 24 below the outer shell 1 is controlled to be opened, the outside air can enter the heat dissipating cavity 24 through the heat dissipating tube 16, the vent 24 and the vent hole is opened, the air can enter the air inlet 24 and the heat dissipating cavity 1, the air can flow through the air cavity and the heat dissipating cavity 1, the capacitor body is rapidly and the capacitor body 3 is prevented from being damaged, and the high temperature is high, and the temperature is caused, and the high temperature inside the capacitor body is caused, and the capacitor is 3, and high temperature is caused.
It should be noted that, the air inlet 24 is provided with an electromagnetic valve, and the controller disposed in the outer housing can control the opening and closing of the air inlet 24, so as to prevent a large amount of dust or rainwater from entering the outer housing 1 and affecting the normal use of the device when the air inlet 24 is in an open state for a long time.
Finally, when the temperature sensor still detects that the temperature inside the outer shell 1 is gradually increased and reaches a preset value in the process of performing second-order heat dissipation on the capacitor body 3, the electromagnet 10 at the bottom of the sliding plate 9 is controlled to be electrified through the controller, in this state, the sleeve 11 cannot slide downwards due to the fact that the sleeve 11 is limited by the limiting ball 14, after the electromagnet 10 at the bottom of the sliding plate 9 is started, the rotating tube 403 moves upwards under the action of magnetic attraction force, the rotating tube 403 drives the connecting component 7 to move upwards, the capacitor body 3 is withdrawn from operation, so that the capacitor body 3 is prevented from swelling, explosion and other problems due to overhigh temperature, meanwhile, after the rotating tube 403 moves upwards, the air holes 402 in the heat dissipation cavity 5 are communicated with the inside of the rotating tube 403, at this moment, high-temperature air with heat is completely replaced by the air inlet 24 and is discharged through the air outlet holes, the capacitor body 3 and the limiting plate 201 are subjected to third-order heat dissipation, the capacitor body 3 is rapidly cooled, and meanwhile, the top of the outer shell 1 is cleaned through the discharged hot air, and dust is prevented from blocking the outlet.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
In the description of the present invention, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention.
The application direction is simply mentioned in the description for the prior art that the present invention is known to those skilled in the art and has not changed, and the complete technology is formed by combining the present invention; techniques well known to those skilled in the art to avoid undue popularity are employed to assist those skilled in the art in quickly understanding the broad teachings of the present invention.
Claims (10)
1. The utility model provides a large capacity power capacitor, includes the shell body, its characterized in that, the inside annular array that is of shell body is equipped with multiunit spacing subassembly, every group be equipped with the condenser body in the spacing subassembly, the inside center department of shell body is equipped with cooling module, cooling module is used for dispelling the heat to the condenser body, cooling module includes the rotation pipe, the rotation pipe top is annular array and is equipped with a plurality of spacing grooves, be equipped with the slide in the spacing groove, the slide bottom is connected with spacing tank bottom magnetism through the electro-magnet, the slide top is equipped with the sleeve pipe, the sleeve pipe outside is annular array and is equipped with multiunit guide block, every adjacent two the guide block constitutes a guide way, every the guide way is along sleeve pipe circumferencial direction spiral distribution, be equipped with spacing ball in the guide way, spacing ball passes through the connecting rod and is connected with the shell body top, the sleeve pipe top is equipped with the cooling tube, be equipped with seal assembly in the cooling tube, seal assembly is used for controlling cooling tube and sleeve pipe's intercommunication and sealing.
2. A high capacity power capacitor as claimed in claim 1, wherein: the limiting assembly comprises limiting plates, one ends of the limiting plates are connected with the outer shell, two limiting plates in each limiting assembly are arranged, the same two limiting plates and the outer shell form a placing cavity together, the capacitor body is arranged in the placing cavity, and every two adjacent limiting assemblies and the outer shell form a radiating cavity together.
3. A high capacity power capacitor as claimed in claim 1, wherein: the limiting plate bottom is provided with elastic belts, each group of two limiting plate bottoms in the limiting assembly are connected through the elastic belts, one end of each elastic belt is provided with an elastic mechanism, and the elastic mechanism is used for adjusting the elastic degree of the elastic belts.
4. A high capacity power capacitor as claimed in claim 1, wherein: the heat dissipation assembly further comprises a fixed pipe, the outer side of the fixed pipe is connected with the limiting plates, a plurality of air holes are formed in the fixed pipe in an annular array, and the heat dissipation cavity and the placing cavity are communicated with the inside of the fixed pipe through the air holes.
5. A high capacity power capacitor as defined in claim 4, wherein: the fixed pipe is internally provided with a rotating pipe, one end of the rotating pipe, which is positioned in the fixed pipe, is provided with a plurality of radiating holes in an annular array, the number of the radiating holes is half that of the ventilation holes, the upper end of the rotating pipe is provided with a sliding groove, and the sliding groove is connected with a connecting component in a sliding way.
6. A high capacity power capacitor as claimed in claim 1, wherein: the connecting assembly comprises a connecting rod, one end of the connecting rod, far away from the rotating tube, is in sliding connection with the outer shell, a socket matched with the capacitor body is formed in the bottom of the connecting rod, and the capacitor body is electrically connected with the connecting rod in a plugging mode.
7. A high capacity power capacitor as claimed in claim 1, wherein: the sealing assembly comprises a sealing ring, the sealing ring is connected with the bottom of the radiating pipe, a positioning column is arranged in the middle of the sealing ring, and the upper layer and the lower layer of the positioning column are respectively connected with the sealing ring through a plurality of first sealing sheets.
8. A high capacity power capacitor as claimed in claim 1, wherein: the sealing assembly further comprises a second sealing piece, one end of the second sealing piece is connected with the middle layer of the positioning column, the other end of the second sealing piece penetrates through the sealing ring and is connected with the sleeve, a rotating groove is formed in the side face of the sealing ring, the second sealing piece is in sliding connection with the rotating groove, and a sliding groove matched with the second sealing piece is formed in the sleeve.
9. A high capacity power capacitor as claimed in claim 1, wherein: the utility model discloses a protection device for the electric car, including shell body, housing, protection door, locking mechanism, outer shell body lateral surface is annular array and has seted up a plurality of standing grooves with place the chamber one-to-one, the standing groove outside is equipped with the protection door, be equipped with the handle on the protection door, through locking mechanism and outer shell body locking on the protection door.
10. A high capacity power capacitor as claimed in claim 1, wherein: the top of the outer shell is provided with a plurality of collecting grooves in an annular array, the top of the radiating pipe is provided with air outlet holes which are in one-to-one correspondence with the collecting grooves, the bottom of the outer shell is provided with an air inlet, and the outer side of the air inlet is provided with a filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310495922.3A CN116417242A (en) | 2023-05-05 | 2023-05-05 | High-capacity power capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202310495922.3A CN116417242A (en) | 2023-05-05 | 2023-05-05 | High-capacity power capacitor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117239300A (en) * | 2023-11-16 | 2023-12-15 | 山东省环能设计院股份有限公司 | High-efficient energy memory of quick radiating |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117239300A (en) * | 2023-11-16 | 2023-12-15 | 山东省环能设计院股份有限公司 | High-efficient energy memory of quick radiating |
| CN117239300B (en) * | 2023-11-16 | 2024-01-26 | 山东省环能设计院股份有限公司 | High-efficient energy memory of quick radiating |
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