CN113948313A - Thin film capacitor structure integrated with shielding function - Google Patents
Thin film capacitor structure integrated with shielding function Download PDFInfo
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- CN113948313A CN113948313A CN202111218323.4A CN202111218323A CN113948313A CN 113948313 A CN113948313 A CN 113948313A CN 202111218323 A CN202111218323 A CN 202111218323A CN 113948313 A CN113948313 A CN 113948313A
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- thin film
- cooling fan
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- 239000003990 capacitor Substances 0.000 title claims abstract description 56
- 239000010409 thin film Substances 0.000 title claims abstract description 29
- 238000001816 cooling Methods 0.000 claims abstract description 48
- 238000009423 ventilation Methods 0.000 claims abstract description 36
- 238000005192 partition Methods 0.000 claims abstract description 19
- 239000000428 dust Substances 0.000 claims description 7
- 239000010408 film Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 239000004020 conductor Substances 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 4
- 238000004026 adhesive bonding Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 11
- 230000002633 protecting effect Effects 0.000 description 18
- 230000017525 heat dissipation Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/33—Thin- or thick-film capacitors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-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 OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
- H01G2/22—Electrostatic or magnetic shielding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/224—Housing; Encapsulation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/35—Feed-through capacitors or anti-noise capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-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
Abstract
The invention discloses a thin film capacitor structure with an integrated shielding function, which comprises a thin film capacitor element, a controller assembly, an outer shell and a top cover shell, wherein a shielding protection bin is arranged inside the outer shell, inner shielding layers are uniformly distributed on the side surface of the shielding protection bin, shielding partition plates and a shielding bottom plate are respectively arranged at the upper end and the lower end of the shielding protection bin to form an integral shielding protection structure, the shielding partition plates are positioned between the outer shell and the top cover shell, a main cooling fan and an auxiliary cooling fan are respectively arranged inside the outer shell and the top cover shell, and a temperature sensor is arranged inside the outer shell. This thin film capacitor structure of integrated shielding function is provided with the all-round shielding protection storehouse structure that internal shield layer, shielding baffle and shielding bottom plate constitute, is provided with the adjustable fender structure that plays the air current linkage adjustment effect between top housing and shielding protection storehouse simultaneously, opens ventilation cooling or seals shielding protection through the nimble adjustment of linkage structure.
Description
Technical Field
The invention relates to the technical field of capacitor correlation, in particular to a thin film capacitor structure integrated with a shielding function.
Background
The capacitor is widely applied to power systems and electrical equipment, the basic principle is that any two conductors are separated by an insulating medium such as an insulating film, so that a capacitor is formed, the power capacitor is frequently used in low-voltage power distribution, the low-voltage power capacitor can be used as a reactive power compensation device, and the low-voltage power capacitor has the advantages of low energy consumption, small size, long service life and high reliability.
When the existing low-voltage power capacitor is installed and used, the shielding and protecting functions are not perfect many times, such as poor electromagnetic shielding effect, poor sound insulation and noise reduction effect, and easy to be affected by environmental factors such as electrostatic dust, etc., the existing noise and electromagnetic radiation monitoring and shielding device applied to the power capacitor, such as the one disclosed in the Chinese patent with the publication number of CN205159096U, can be configured with a shielding layer to absorb sound and insulate sound through a closed shell structure, so as to achieve the functions of absorbing energy and shielding electromagnetic waves electronically, but the structure is wholly closed, only a semiconductor refrigerator is used for carrying out internal cooling, the semiconductor refrigerator has small volume but large energy consumption, even covers the advantage of low power consumption of the power capacitor, such as the protecting shell of the intelligent low-voltage power capacitor disclosed in the Chinese patent with the publication number of CN214012750U, promotes external air flow exchange through a ventilation groove which is arranged in a large area, but a large number of opening structures not only can affect the whole electromagnetic shielding and noise reduction protecting effects of the device, opening structure keeps normally opening and receives outside dust influence easily simultaneously, and especially the equipment casing has the electrostatic adsorption dust easily, and a large amount of dust is long-pending on the condenser, can cause the influence to the radiating effect of condenser, and the dust still can directly influence the condenser function simultaneously, lacks one kind and plays more comprehensive balanced shielding protection and radiating effect's mounting structure to power capacitor.
Aiming at the problems, the innovative design is carried out on the basis of the structure of the original low-voltage power capacitor.
Disclosure of Invention
The present invention provides a thin film capacitor structure with integrated shielding function, so as to solve the problems that the thin film power capacitor proposed in the above background art is easily affected by the external environment, and the totally enclosed shielding structure easily affects the heat dissipation of the device.
In order to achieve the purpose, the invention provides the following technical scheme: a thin film capacitor structure integrating a shielding function comprises a thin film capacitor element and a controller assembly, wherein an outer shell is arranged on the outer side of the thin film capacitor element, a top cover shell is connected to the top of the outer shell through a bolt, and the controller assembly is installed inside the top cover shell;
the shielding protection bin is arranged inside the outer shell, inner shielding layers are uniformly distributed on the side surface of the shielding protection bin, and the upper end and the lower end of the shielding protection bin are respectively provided with a shielding partition plate and a shielding bottom plate to form an integral shielding protection structure;
the shielding partition plate is located between the outer shell and the top cover shell, the main cooling fan and the auxiliary cooling fan are arranged inside the outer shell and the top cover shell respectively, and the temperature sensor is arranged inside the outer shell.
Preferably, the upper end of the thin-film capacitor element and the lower end of the controller component are correspondingly provided with an outlet terminal and a capacitor pin, the shielding partition plate is provided with a matched installation positioning hole at the corresponding position of the outlet terminal and the capacitor pin, and the outlet terminal and the capacitor pin penetrate through the installation positioning hole to be connected with each other.
By adopting the technical scheme, the matched structure installation positioning hole for connecting the outgoing line terminal is arranged, so that complete sealing protection is kept as far as possible, and the integral shielding protection effect of the device is ensured.
Preferably, a base support leg is arranged below the shielding bottom plate, a grounding wire is arranged between the base support leg and the ground, and a grounding wire conductor is connected with the outer shell to keep the outer shell grounded.
By adopting the technical scheme, the shell charge is led out through the shell grounding, the charged influence of the shell is reduced, and the safety is improved.
Preferably, the inner spaces of the outer shell and the top housing are mutually separated by a shielding partition plate, the side surfaces of the outer shell and the top housing are respectively provided with a side ventilating slot and a ventilating grating, and the surfaces of the side ventilating slot and the ventilating grating are respectively provided with a dustproof screen plate in a fitting manner;
wherein the side ventilation groove and the ventilation grille respectively correspond to the main cooling fan and the auxiliary cooling fan, and the auxiliary cooling fan is provided with two.
By adopting the technical scheme, the heat dissipation structures are respectively arranged in the outer shell and the top cover shell, so that the relative sealing adjustment of the shielding structure can be flexibly controlled while the heat dissipation effect is kept.
Preferably, the shielding partition plate is provided with a side through groove between the top housing and the shielding protection bin, a movable baffle is attached to the inside of the side through groove, and the movable baffle is positioned below the auxiliary cooling fan in the vertical direction.
By adopting the technical scheme, the movable baffle plate positioned below the auxiliary radiating fan can be conveniently deflected and adjusted automatically under the action of airflow through the flowing channel for exchanging airflow in the space of the movable selector switch top cover and the shielding protection bin of the movable baffle plate.
Preferably, the movable baffle comprises an air deflector, a movable plate, a movable shaft and a gluing rubber ring, a rotating structure is formed between the whole movable baffle and the side wall of the shielding and protecting bin through the movable shaft, and the movable plate and the air deflector are respectively arranged on the left side and the right side of the movable shaft;
laminating rubber ring evenly distributed is on adjustable fender's outer edge, and through laminating rubber ring between the side edge that adjustable fender and side led to the groove and laminate each other.
By adopting the technical scheme, the side through groove is sealed through the movable baffle plate, or the side through groove is deflected and opened around the movable shaft, so that the function of opening and closing the airflow exchange passage is achieved.
Preferably, the air deflector is positioned right below the auxiliary cooling fan, the width of the air deflector is wider than that of the movable plate, and the lower end of the movable plate is connected with the movable connecting rod;
the air deflector and the movable plate form a lever movable structure at the movable shaft.
By adopting the technical scheme, the air guide plate and the movable plate are in a lever structure, and the longer air guide plate can drive the movable baffle to deflect flexibly as a whole under the action of airflow blown out by the auxiliary cooling fan.
Preferably, a connecting slide block is arranged between the movable plate and the movable connecting rod, and a joint sliding groove is formed in the joint of the connecting slide block and the movable plate;
the connecting slide block forms a sliding structure at the position of the attaching sliding groove, and the connecting slide block is connected with the top end of the movable connecting rod through a hinge.
By adopting the technical scheme, the movable connecting rod is synchronously driven to perform movable adjustment while the movable baffle plate integrally deflects and moves.
Preferably, the movable connecting rod is located on the side of the side ventilation groove, a movable blade is arranged between the side ventilation groove and the movable connecting rod, the movable blade is obliquely attached to the side ventilation groove, and the left side and the right side of the movable blade are respectively hinged with the side ventilation groove and the movable connecting rod.
By adopting the technical scheme, the movable blades are synchronously driven to deflect through the displacement of the movable connecting rods, the side ventilation grooves play a role in opening and closing movement adjustment, the opening state is kept during ventilation, and the closed matching shielding structure is kept in a whole closed protection state at ordinary times.
Preferably, the temperature sensor forms a switch control circuit for the main cooling fan and the auxiliary cooling fan through the controller assembly, and the auxiliary cooling fan is driven to rotate reversely when the main cooling fan is turned on.
By adopting the technical scheme, the temperature inside the closed shielding and protecting bin can be detected conveniently in real time, the region of the shielding and protecting bin is cooled when the temperature is required to be cooled, and the complete closed protecting effect is kept at ordinary times.
Compared with the prior art, the invention has the beneficial effects that: the thin film capacitor structure with the integrated shielding function,
1. the device is provided with an inner shielding layer, an omnibearing shielding and protecting bin structure consisting of a shielding partition plate and a shielding bottom plate, a fully-closed shielding and protecting bin made of foamed aluminum plate materials can be selected, the effects of sound insulation, noise reduction and electromagnetic shielding protection are achieved, meanwhile, the inner parts of an outer shell and a top cover shell are divided into regions, heat dissipation structures are respectively arranged, the shielding and protecting bin is wholly closed and the shielding and protecting effect is enhanced at ordinary times, the influence of dust and other factors on the inside of the device from an opening can be reduced, the internal temperature of the shielding and protecting bin is monitored in real time through a temperature sensor, the opening and closing of an air flow passage of a main cooling fan, an auxiliary cooling fan and a side ventilation groove are flexibly and selectively started, the device is convenient to flexibly adjust to adapt to the factors such as working condition temperature, and the overall heat dissipation or protecting effect is enhanced;
2. the movable baffle structure is arranged between the top cover shell and the shielding protection bin and plays a role in air flow linkage adjustment, in the using process of the device, the air deflector and the two ends of the movable baffle plate serve as movable levers, the movable shaft serves as a movable fulcrum, downward air flow can be driven by the auxiliary radiating fan in a reverse rotation mode, the movable baffle plate deflects to expose the side through groove, the movable connecting rod is pried to open movable blades at the side ventilation groove, an air flow passage between the auxiliary radiating fan and the side ventilation groove is formed, and ventilation and heat dissipation or shielding protection is flexibly adjusted and opened through the linkage structure.
Drawings
FIG. 1 is a schematic cross-sectional front view of the present invention;
FIG. 2 is an enlarged view of a portion a of FIG. 1 according to the present invention;
FIG. 3 is a schematic front sectional view of the main heat dissipating fan according to the present invention;
FIG. 4 is a schematic perspective view of the present invention;
FIG. 5 is a schematic view of the movable connecting rod and the movable blade of the present invention;
FIG. 6 is an enlarged view of the structure at b in FIG. 5 according to the present invention;
FIG. 7 is a schematic diagram of a heat dissipation process of the temperature sensor according to the present invention.
In the figure: 1. a thin film capacitor element; 2. a controller assembly; 3. an outer housing; 4. a top housing; 5. shielding the protection bin; 6. an inner shield layer; 7. a shielding separator; 8. a shield chassis; 9. a main heat radiation fan; 10. a sub radiator fan; 11. a temperature sensor; 12. an outlet terminal; 13. a capacitor pin; 14. installing a positioning hole; 15. a base support leg; 16. a ground line; 17. a side vent slot; 18. a ventilation grille; 19. a dustproof screen plate; 20. a side through groove; 21. a movable baffle; 211. an air deflector; 212. a movable plate; 213. a movable shaft; 214. gluing a rubber ring; 22. a movable connecting rod; 23. connecting the sliding block; 24. fitting the sliding chute; 25. a movable blade.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: a thin film capacitor structure integrating shielding function comprises a thin film capacitor element 1 and a controller component 2, wherein an outer shell 3 is arranged on the outer side of the thin film capacitor element 1, a top cover 4 is bolted on the top of the outer shell 3, the controller component 2 is arranged inside the top cover 4, a shielding protection bin 5 is arranged inside the outer shell 3, inner shielding layers 6 are uniformly distributed on the side surface of the shielding protection bin 5, shielding partition plates 7 and a shielding bottom plate 8 are respectively arranged at the upper end and the lower end of the shielding protection bin 5 to form an integral shielding protection structure, an outlet terminal 12 and a capacitor pin 13 are correspondingly arranged at the upper end of the thin film capacitor element 1 and the lower end of the controller component 2, the shielding partition plates 7 are provided with matched mounting positioning holes 14 at the corresponding positions of the outlet terminal 12 and the capacitor pin 13, and the outlet terminal 12 and the capacitor pin 13 are connected with each other through the mounting positioning holes 14, the matched structure installation positioning hole 14 for connecting the outgoing line terminal 12 is arranged, complete closed protection is kept as far as possible, the shielding protection effect of the whole device is guaranteed, the base supporting leg 15 is arranged below the shielding bottom plate 8, the grounding wire 16 is arranged between the base supporting leg 15 and the ground, the conductor of the grounding wire 16 is communicated with the outer shell 3 to keep the shell grounded, the charge of the outer shell 3 is led out through shell grounding, the influence of the charged outer shell 3 is reduced, and the safety is improved;
as shown in fig. 1, the shielding partition 7 is located between the outer casing 3 and the top casing 4, and the main cooling fan 9 and the sub cooling fan 10 are respectively disposed inside the outer casing 3 and the top casing 4, and a temperature sensor 11 is installed inside the outer case 3, the inner spaces of the outer case 3 and the top cover 4 are partitioned from each other by a shielding partition 7, and the side surfaces of the outer shell 3 and the top cover 4 are respectively provided with a side ventilation slot 17 and a ventilation grille 18, and the surfaces of the side ventilating slot 17 and the ventilating grating 18 are both provided with a dustproof mesh plate 19 in a fitting way, wherein the side ventilation grooves 17 and the ventilation grilles 18 correspond to the main cooling fan 9 and the sub cooling fan 10, respectively, and two sub cooling fans 10 are installed, through the inside heat radiation structure respectively of shell body 3 and top housing 4, be convenient for keep the radiating effect while, can control shielding structure's relative closed adjustment in a flexible way.
Referring to fig. 1-3, a side through groove 20 is formed in the shielding partition 7 between the top housing 4 and the shielding protection bin 5, a movable baffle 21 is attached to the inside of the side through groove 20, the movable baffle 21 is vertically positioned below the secondary cooling fan 10, a flow path for exchanging air flow between the top housing 4 and the shielding protection bin 5 is switched by a movable switch of the movable baffle 21, the movable baffle 21 positioned below the secondary cooling fan 10 can be deflected and adjusted automatically under the action of the air flow, the movable baffle 21 comprises an air deflector 211, a movable plate 212, a movable shaft 213 and a bonding rubber ring 214, a rotating structure is formed between the whole movable baffle 21 and the sidewall of the shielding protection bin 5 by the movable shaft 213, the movable plate 212 and the air deflector 211 are respectively arranged on the left side and the right side of the movable shaft 213, and the bonding rubber ring 214 is uniformly distributed on the outer edge of the movable baffle 21, and the side edges of the movable baffle 21 and the side through groove 20 are mutually attached through an attaching rubber ring 214, and the movable baffle 21 is attached to the side through groove 20 for closing or is deflected around the movable shaft 213 for opening and closing the airflow exchange passage.
Referring to fig. 1 to 6, the air deflector 211 is located right below the secondary cooling fan 10, the width of the air deflector 211 is wider than the width of the movable plate 212, the lower end of the movable plate 212 is connected with the movable connecting rod 22, the air deflector 211 and the movable plate 212 form a lever movable structure at the position of the movable shaft 213, the air deflector 211 and the movable plate 212 are used as the lever structure, the longer air deflector 211 can drive the movable baffle 21 to deflect flexibly under the action of the airflow blown by the secondary cooling fan 10, the connecting slider 23 is arranged between the movable plate 212 and the movable connecting rod 22, the joint sliding slot 24 is formed at the joint position of the connecting slider 23 and the movable plate 212, the connecting slider 23 forms a sliding structure at the joint sliding slot 24, and the top end of the connecting slider 23 and the movable connecting rod 22 are hinged, so as to synchronously drive the movable connecting rod 22 to adjust the movement while the movable baffle 21 deflects and moves integrally, the movable connecting rod 22 is positioned on the side of the side ventilation groove 17, the movable blade 25 is arranged between the side ventilation groove 17 and the movable connecting rod 22, the movable blade 25 is obliquely attached to the side ventilation groove 17, meanwhile, the left side and the right side of the movable blade 25 are respectively in hinged connection with the side ventilation groove 17 and the movable connecting rod 22, the movable blade 25 is synchronously driven to deflect through displacement of the movable connecting rod 22, the side ventilation groove 17 plays a role in opening and closing movement adjustment, the opening state is kept during ventilation, and the closed matching shielding structure is kept to keep the whole closed protection state at ordinary times.
Referring to fig. 1 and 7, the temperature sensor 11 forms an on-off control circuit for the main cooling fan 9 and the auxiliary cooling fan 10 through the controller assembly 2, and the auxiliary cooling fan 10 is driven to rotate reversely when the main cooling fan 9 is turned on, so as to detect the temperature inside the sealed shielding protection bin 5 in real time, cool the region of the shielding protection bin 5 when the temperature needs to be lowered, and maintain the complete sealing protection effect at ordinary times.
The working principle is as follows: when the thin film capacitor structure with the integrated shielding function is used, the thin film capacitor element 1 is integrally arranged in the shielding and protecting bin 5 of the outer shell 3, the foam aluminum plate materials of the inner shielding layer 6, the shielding partition plate 7 and the shielding bottom plate 8 play good roles of electromagnetic shielding and noise reduction shielding, the movable baffle 21 and the movable blades 25 which can play the shielding role are matched to be closed in a fit manner, the integral closed shielding and protecting bin 5 can be effectively formed, the influence of external environmental factors is effectively isolated, only the auxiliary cooling fan 10 rotates forwards to work at ordinary times, and gas exchange cooling is carried out on the upper space in the top housing 4 through the ventilation grating 18;
meanwhile, the temperature sensor 11 keeps monitoring the temperature of the lower shielding and protecting bin 5 in real time, when the temperature of the film capacitor element 1 rises due to change of working conditions and rises in the shielding and protecting bin 5, the auxiliary cooling fan 10 rotates reversely to drive the air flow to blow the air deflector 211 end of the movable baffle 21 downwards, so that the movable baffle 21 is deflected integrally around the movable shaft 213, the movable connecting rod 22 is driven to lift up by leverage, the connecting slider 23 at the upper end of the movable connecting rod 22 is matched and movable at the joint sliding groove 24, the movable connecting rod 22 simultaneously pulls the movable blade 25 to open the exposed side ventilating groove 17, and the deflected movable baffle 21 is exposed out of the side through groove 20, at the moment, the auxiliary cooling fan 10 drives the air flow to enter the shielding and protecting bin 5, and the main cooling fan 9 can further drive the air flow to blow out from the side ventilating groove 17, so that quick and flexible cooling is realized.
It will be appreciated by those skilled in the art that changes may be made in this embodiment without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides an integrated shielding function's film capacitor structure, includes film capacitor element (1) and controller subassembly (2), and the outside of film capacitor element (1) is provided with shell body (3) to the top bolted connection of shell body (3) has top housing (4), and wherein controller subassembly (2) are installed inside top housing (4), its characterized in that:
the shielding protection cabin (5) is arranged inside the outer shell (3), inner shielding layers (6) are uniformly distributed on the side surfaces of the shielding protection cabin (5), and shielding partition plates (7) and a shielding bottom plate (8) are respectively arranged at the upper end and the lower end of the shielding protection cabin (5) to form an integral shielding protection structure;
the shielding partition plate (7) is located between the outer shell (3) and the top cover shell (4), the inner portions of the outer shell (3) and the top cover shell (4) are respectively provided with a main cooling fan (9) and an auxiliary cooling fan (10), and the inner portion of the outer shell (3) is provided with a temperature sensor (11).
2. The thin film capacitor structure with integrated shielding function as claimed in claim 1, wherein: the upper end of the film capacitor element (1) and the lower end of the controller component (2) are correspondingly provided with an outlet terminal (12) and a capacitor pin (13), the shielding partition plate (7) is provided with a matched installation positioning hole (14) at the corresponding position of the outlet terminal (12) and the capacitor pin (13), and the outlet terminal (12) and the capacitor pin (13) penetrate through the installation positioning hole (14) to be connected with each other.
3. The thin film capacitor structure with integrated shielding function as claimed in claim 1, wherein: a base supporting leg (15) is arranged below the shielding bottom plate (8), a grounding wire (16) is arranged between the base supporting leg (15) and the ground, and a conductor of the grounding wire (16) is communicated with the outer shell (3) to keep the shell grounded.
4. The thin film capacitor structure with integrated shielding function as claimed in claim 1, wherein: the inner spaces of the outer shell (3) and the top housing (4) are mutually separated through a shielding partition plate (7), side ventilation grooves (17) and ventilation grids (18) are respectively formed in the side surfaces of the outer shell (3) and the top housing (4), and dust screen plates (19) are attached to the surfaces of the side ventilation grooves (17) and the ventilation grids (18);
wherein, the side ventilation slot (17) and the ventilation grille (18) respectively correspond to the main cooling fan (9) and the auxiliary cooling fan (10), and two auxiliary cooling fans (10) are arranged.
5. The thin film capacitor structure with integrated shielding function as claimed in claim 4, wherein: the shielding partition plate (7) is provided with a side through groove (20) between the top cover shell (4) and the shielding bin (5), a movable baffle (21) is attached to the inside of the side through groove (20), and the movable baffle (21) is positioned below the auxiliary cooling fan (10) in the vertical direction.
6. The thin film capacitor structure with integrated shielding function as claimed in claim 5, wherein: the movable baffle (21) comprises an air deflector (211), a movable plate (212), a movable shaft (213) and a gluing rubber ring (214), a rotating structure is formed between the whole movable baffle (21) and the side wall of the shielding bin (5) through the movable shaft (213), and the movable plate (212) and the air deflector (211) are respectively arranged on the left side and the right side of the movable shaft (213);
laminating rubber ring (214) evenly distributed is on the outer edge of adjustable fender (21), and the side edge that adjustable fender (21) and side led to groove (20) is laminated each other through laminating rubber ring (214).
7. The thin film capacitor structure with integrated shielding function as claimed in claim 6, wherein: the air deflector (211) is positioned right below the auxiliary cooling fan (10), the width of the air deflector (211) is wider than that of the movable plate (212), and the lower end of the movable plate (212) is connected with a movable connecting rod (22);
the air deflector (211) and the movable plate (212) form a lever movable structure at the movable shaft (213).
8. The thin film capacitor structure with integrated shielding function as claimed in claim 7, wherein: a connecting slide block (23) is arranged between the movable plate (212) and the movable connecting rod (22), and a joint sliding groove (24) is formed in the joint of the connecting slide block (23) and the movable plate (212);
the connecting slide block (23) forms a sliding structure at the position of the attaching sliding groove (24), and the top end of the connecting slide block (23) is connected with the top end of the movable connecting rod (22) through a hinge.
9. The thin film capacitor structure with integrated shielding function as claimed in claim 8, wherein: the movable connecting rod (22) is located on the side of the side ventilation groove (17), movable blades (25) are arranged between the side ventilation groove (17) and the movable connecting rod (22), the movable blades (25) are obliquely attached to the side ventilation groove (17), and the left side and the right side of each movable blade (25) are respectively connected with the side ventilation groove (17) and the movable connecting rod (22) through hinges.
10. The thin film capacitor structure integrated with shielding function as claimed in claim 1 or 9, wherein: the temperature sensor (11) forms a switch control circuit for the main cooling fan (9) and the auxiliary cooling fan (10) through the controller component (2), and the auxiliary cooling fan (10) is driven to rotate reversely when the main cooling fan (9) is opened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111218323.4A CN113948313B (en) | 2021-10-20 | 2021-10-20 | Thin film capacitor structure integrated with shielding function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111218323.4A CN113948313B (en) | 2021-10-20 | 2021-10-20 | Thin film capacitor structure integrated with shielding function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113948313A true CN113948313A (en) | 2022-01-18 |
| CN113948313B CN113948313B (en) | 2023-03-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111218323.4A Active CN113948313B (en) | 2021-10-20 | 2021-10-20 | Thin film capacitor structure integrated with shielding function |
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| US20050145405A1 (en) * | 2004-01-02 | 2005-07-07 | Chen Chia P. | Electric member having shielding device |
| CN202189678U (en) * | 2011-07-08 | 2012-04-11 | 日新电机（无锡）有限公司 | Power capacitor with noise shielding assembly |
| CN205159096U (en) * | 2015-12-03 | 2016-04-13 | 国网河南西峡县供电公司 | Be applied to power capacitor's noise and electromagnetic radiation control shield assembly |
| CN208199046U (en) * | 2018-05-22 | 2018-12-07 | 缙云县阪喜达包装有限公司 | A kind of dust-proof control cabinet applied to packing mechanical equipment |
| CN109494597A (en) * | 2019-01-10 | 2019-03-19 | 人民电器集团上海有限公司 | A kind of power transformation box shielding external interference |
| CN211980440U (en) * | 2020-05-08 | 2020-11-20 | 优普电子（苏州）有限公司 | Anti-electromagnetic interference-proof thin film capacitor |
| CN213815849U (en) * | 2020-12-31 | 2021-07-27 | 苏州福立康电子科技有限公司 | Quick-connection type metal film capacitor |
| CN213877835U (en) * | 2020-12-15 | 2021-08-03 | 北京声超电子技术有限公司 | Filtering anti-interference capacitor |
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2021
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050145405A1 (en) * | 2004-01-02 | 2005-07-07 | Chen Chia P. | Electric member having shielding device |
| CN202189678U (en) * | 2011-07-08 | 2012-04-11 | 日新电机（无锡）有限公司 | Power capacitor with noise shielding assembly |
| CN205159096U (en) * | 2015-12-03 | 2016-04-13 | 国网河南西峡县供电公司 | Be applied to power capacitor's noise and electromagnetic radiation control shield assembly |
| CN208199046U (en) * | 2018-05-22 | 2018-12-07 | 缙云县阪喜达包装有限公司 | A kind of dust-proof control cabinet applied to packing mechanical equipment |
| CN109494597A (en) * | 2019-01-10 | 2019-03-19 | 人民电器集团上海有限公司 | A kind of power transformation box shielding external interference |
| CN211980440U (en) * | 2020-05-08 | 2020-11-20 | 优普电子（苏州）有限公司 | Anti-electromagnetic interference-proof thin film capacitor |
| CN213877835U (en) * | 2020-12-15 | 2021-08-03 | 北京声超电子技术有限公司 | Filtering anti-interference capacitor |
| CN213815849U (en) * | 2020-12-31 | 2021-07-27 | 苏州福立康电子科技有限公司 | Quick-connection type metal film capacitor |
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| CN113948313B (en) | 2023-03-03 |
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