CN111312472B - High-frequency switching power supply voltage transformation rectifying device - Google Patents
High-frequency switching power supply voltage transformation rectifying device Download PDFInfo
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- CN111312472B CN111312472B CN202010236619.8A CN202010236619A CN111312472B CN 111312472 B CN111312472 B CN 111312472B CN 202010236619 A CN202010236619 A CN 202010236619A CN 111312472 B CN111312472 B CN 111312472B
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- power supply
- switching power
- clamping plate
- rectifying device
- side wall
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid cooling
- H01F27/12—Oil cooling
- H01F27/14—Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/22—Cooling by heat conduction through solid or powdered fillings
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
- H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
- H02M5/10—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using transformers
- H02M5/12—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using transformers for conversion of voltage or current amplitude only
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
- H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
- H02M5/10—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using transformers
- H02M5/16—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using transformers for conversion of frequency
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
Abstract
The invention discloses a high-frequency switching power supply voltage transformation rectifying device which comprises support legs, a shell and a rear cover, wherein the support legs are installed on the left side and the right side of the bottom of the shell, the rear cover is installed on the rear side wall of the shell, a top cover is installed on the top of the shell, a support is installed on the left side of the top cover, an oil storage tank is installed on the top of the support, an oil meter is installed on the front side wall of the oil storage tank, and the bottom of the oil storage tank is communicated with an oil inlet pipe. The high-frequency switching power supply voltage transformation rectifying device is formed by combining the shell, the rear cover and the top cover, the device is simple in structure, the heat dissipation of the fins and the oil cooling circulation independently exist and are not installed on the same part, the heat dissipation cooling device cannot be affected when the voltage transformation rectifying device is installed or disassembled, the first cooling pipe and the first clamping plate can rotate 90 degrees by the aid of the sealing deflection piece and the deflection piece, the voltage transformation rectifying device is exposed, the device is convenient to disassemble and maintain, and the high-frequency switching power supply voltage transformation rectifying device is suitable for wide popularization and use.
Description
Technical Field
The invention relates to the field of machinery, in particular to a high-frequency switching power supply voltage transformation rectifying device.
Background
The common machinery of transformer rectifier in the aspect of power electronics, the transformer rectifier device of high-power high frequency switching power supply can bring serious heating phenomenon because of heavy current, high frequency at its operation in-process, and the high temperature can lead to the damage of circuit or device, influence switching power supply's normal work, transformer rectifier device can increase different heat abstractor and assist the heat dissipation, some transformer rectifier devices realize the heat dissipation through piling up of multiple heat abstractor, various device structures depend on each other, can cause the influence to the equipment and the dismantlement of device. Therefore, we propose a high frequency switching power supply voltage transformation rectifying device.
Disclosure of Invention
The invention aims to provide a high-frequency switching power supply voltage transformation rectifying device, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a high frequency switch power vary voltage fairing, includes stabilizer blade, casing and hou gai, all install the stabilizer blade about the bottom of casing, the back lid is installed to the back lateral wall of casing, the top cap is installed at the top of casing, the support is installed in the top left side of top cap, the oil storage tank is installed at the top of support, the preceding lateral wall installation oil meter of oil storage tank, the bottom intercommunication of oil storage tank has into oil pipe, the right side wall intercommunication of oil storage tank has an oil pipe, the sunshade is all installed to the preceding lateral wall of casing and the back lateral wall of left and right sides wall and back lid, the fin is installed to the bottom of sunshade.
As a preferred embodiment of the present invention, a first clamp plate is disposed on the rear side of the bottom of the top cover, the bottom of the top cover and the front side wall of the first clamp plate are movably connected through a deflection member, a second clamp plate is disposed on the front side of the bottom of the top cover, the rear side wall of the first clamp plate and the front side wall of the second clamp plate are both provided with first cooling pipes, the front and the rear of the bottom of the top cover are both provided with second cooling pipes, and the combination of the housing, the rear cover and the top cover forms an external whole of the high-frequency switching power supply voltage transformation rectifying device.
As a preferred embodiment of the present invention, one end of the first cooling tube is communicated with the second cooling tube closest to the first clamping plate, one end of one of the two sets of first cooling tubes located on the first clamping plate is communicated with one end of the second cooling tube closest to the first clamping plate through the sealing deflection member, and the sealing deflection member and the deflection member enable the first cooling tube and the first clamping plate to rotate by 90 °, so as to expose the transformer rectifier device, thereby facilitating maintenance after disassembly.
In a preferred embodiment of the present invention, the other end of each of the first cooling pipes is communicated with the bottom of the oil inlet pipe, and the other end of each of the second cooling pipes is communicated with the bottom of the oil outlet pipe.
As a preferred embodiment of the present invention, the front side wall of the inner cavity of the housing and the front side wall of the rear cover are both provided with first grooves at positions corresponding to the first cooling pipes.
As a preferred embodiment of the present invention, the rear side wall of the first clamping plate and the front side wall of the second clamping plate have second grooves corresponding to the positions of the first cooling pipe, and the two groups of grooves clamp the first cooling pipe, so that the first clamping plate, the second clamping plate, the housing, and the rear cover wrap the first cooling pipe, and the contact area between the first cooling pipe and the first clamping plate, between the second clamping plate and the housing, and between the first clamping plate and the second clamping plate and between the first clamping plate and the housing, and between the first clamping plate and the rear cover is increased, thereby promoting heat exchange and enhancing heat dissipation effect.
As a preferred embodiment of the present invention, a transformer rectifier device is installed between the first clamping plate and the second clamping plate, the transformer rectifier device includes an input filter, an electromagnetic chip, and an output rectifier filter, an input coil is wound around the center of the electromagnetic chip, output coils are wound around two sides of the electromagnetic chip, the input filter is connected to an input rectifier, the input coil is connected to an input rectifier, the output coil is connected to an output rectifier filter, the output rectifier filter is connected to a circuit protector, a three-phase winding in the transformer rectifier mechanism can convert high-voltage alternating current into high-frequency alternating current by using high-voltage direct current converted by the input rectifier, and output voltage can be adjusted while changing the frequency of the alternating current, so that the output voltage is not affected by load and input power voltage, thereby realizing transformation and rectification of the high-frequency switching power supply.
As a preferred embodiment of the present invention, the fins are bottom-inclined fins, and the inclined mechanism at the bottom of the fins can guide dust and liquid to move in a direction away from the housing when encountering the dust and the liquid, so as to prevent the liquid from flowing into the device, and prevent the dust from accumulating in cooperation with the shielding plate, thereby achieving the dustproof and waterproof effects.
As a preferred embodiment of the present invention, the first cooling pipe is a corrugated pipe, and when the circulation cooling is performed, the corrugated structure of the first cooling pipe can prolong the residence time of the mineral oil in the first cooling pipe, increase the heat absorption time of the mineral oil to take away more heat in the variable-pressure rectification mechanism, and cooperate with the fins on the casing and the rear cover to dissipate heat from the variable-pressure rectification device, thereby optimizing the heat dissipation effect.
1. The high-frequency switching power supply voltage transformation rectifying device has the advantages that the outer whole body of the high-frequency switching power supply voltage transformation rectifying device is formed by combining the shell, the rear cover and the top cover, the device is simple in structure, the heat dissipation of the fins and the oil cooling circulation independently exist and are not installed on the same component, when the voltage transformation rectifying device is installed or disassembled, the heat dissipation cooling device is not affected, the first cooling pipe and the first clamping plate rotate 90 degrees by the aid of the sealing deflection piece and the deflection piece, the voltage transformation rectifying device is exposed, and maintenance after disassembly is facilitated.
2. According to the high-frequency switching power supply transformation rectifying device, when circulating cooling is carried out through the corrugated structure of the first cooling pipe, the residence time of mineral oil in the first cooling pipe can be prolonged, the heat absorption time of the mineral oil is prolonged, more heat in the transformation rectifying mechanism is taken away, the transformation rectifying device is cooled through the fins on the shell and the rear cover, and the heat dissipation effect is optimized.
3. According to the high-frequency switching power supply transformation rectifying device, the fins and the inclined mechanism at the bottom of the fins can guide dust and liquid to move in a direction away from the shell when encountering the dust and the liquid, so that the liquid is prevented from flowing into the device, meanwhile, the dust is prevented from being accumulated by cooperating with the shielding plate, and the dustproof and waterproof effects are achieved.
4. The high-frequency switching power supply voltage transformation rectifying device can convert high-voltage direct current converted by the input rectifier into high-frequency alternating current by the aid of the three-phase winding in the voltage transformation rectifying mechanism, and can adjust output voltage while changing the frequency of the alternating current, so that the output voltage is not influenced by a load and the voltage of the input power supply, and voltage transformation rectification of the high-frequency switching power supply is achieved.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic diagram of the overall structure of a high-frequency switching power supply voltage transformation rectifying device according to the invention;
FIG. 2 is a schematic side view of a high frequency switching power supply transformer rectifier of the present invention;
FIG. 3 is a schematic side view of a clamp plate and a cooling tube of the high frequency switching power supply transformer rectifying device according to the present invention;
FIG. 4 is a schematic structural diagram of a housing and a rear cover of the high-frequency switching power supply transformer rectifying device according to the present invention;
FIG. 5 is a schematic structural diagram of a first clamp plate and a second clamp plate in the high-frequency switching power supply voltage transformation rectifying device of the invention;
FIG. 6 is a schematic structural diagram of a first cooling tube and a second cooling tube in the high-frequency switching power supply voltage transformation rectifying device of the present invention;
fig. 7 is a schematic structural diagram of a voltage transformation rectifying device in the high-frequency switching power supply voltage transformation rectifying device of the invention.
In the figure: 1. a support leg; 2. a housing; 3. a rear cover; 4. a top cover; 5. a shutter; 6. a fin; 7. an oil storage tank; 8. a support; 9. an oil inlet pipe; 10. an oil outlet pipe; 11. oil surface; 12. a first cooling pipe; 13. a first splint; 14. a first trench; 15. a second cooling pipe; 16. a second splint; 17. a seal deflecting member; 18. a deflection member; 19. a second trench; 20. a voltage transformation rectifying device; 21. an input filter; 22. an input rectifier; 23. an output coil; 24. an input coil; 25. an electromagnetic chip; 26. an output rectifier filter; 27. a circuit protector.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides a high frequency switching power supply vary voltage fairing, includes stabilizer blade 1, casing 2 and hou gai 3, all install stabilizer blade 1 about the bottom of casing 2, back lid 3 is installed to the back lateral wall of casing 2, top cap 4 is installed at the top of casing 2, support 8 is installed in the top left side of top cap 4, oil storage tank 7 is installed at the top of support 8, preceding lateral wall installation oil table 11 of oil storage tank 7, the bottom intercommunication of oil storage tank 7 has into oil pipe 9, the right side wall intercommunication of oil storage tank 7 has out oil pipe 10, sunshade 5 is all installed to the preceding lateral wall of casing 2 and the back lateral wall of left and right sides wall and back lid 4, fin 6 is installed to the bottom of sunshade 5.
In this embodiment, the rear side of the bottom of the top cover 4 is provided with a first clamp plate 13, the bottom of the top cover 4 is movably connected with the front side wall of the first clamp plate 13 through a deflection member 18, the front side of the bottom of the top cover 4 is provided with a second clamp plate 16, the rear side wall of the first clamp plate 13 and the front side wall of the second clamp plate 16 are both provided with a first cooling pipe 12, the front and the rear of the bottom of the top cover 4 are both provided with a second cooling pipe 15, the combination of the shell 2, the rear cover 3 and the top cover 4 forms the external whole of the high-frequency switching power supply voltage transformation rectifying device, the device has a simple structure, the heat dissipation and the oil cooling circulation of the fins 6 independently exist and are not installed on the same component, when the voltage transformation rectifying device is installed or disassembled, the heat dissipation cooling device is not affected, one end of the first cooling pipe 12 is communicated with the second cooling pipe 15 which is closest to the top cover, one end of one group of first cooling pipes 12 of the two groups of first cooling pipes 12, which is positioned on the first clamping plate 13, is communicated with one end of a group of second cooling pipes 15 which is closest to the first clamping plate 13 through a sealing deflection part 17, the other end of each first cooling pipe 12 is communicated with the bottom of the oil inlet pipe 9, the other end of each second cooling pipe 15 is communicated with the bottom of the oil outlet pipe 10, the first cooling pipes 12 and the first clamping plate 13 are rotated by 90 degrees through the sealing deflection part 17 and the deflection part 18, the transformation rectifying device 20 is exposed, and the disassembly and the maintenance are more convenient to carry out, first grooves 14 are respectively formed in the positions, corresponding to the first cooling pipes 12, of the front side wall of the inner cavity of the shell 2 and the front side wall of the rear cover 3, second grooves 19 are respectively formed in the positions, corresponding to the first cooling pipes 14, of the rear side wall of the first clamping plate 13 and the front side wall of the second clamping plate 16, and the first cooling pipes 12 are clamped by the two groups of grooves, so that the first clamping plate 13, the second clamping plate 16 and the shell 2, the rear cover 3 wraps the first cooling pipe 12, the contact area between the first cooling pipe 12 and the first clamping plate 13 and the second clamping plate 16 and the contact area between the shell 2 and the rear cover 3 are increased, heat exchange is promoted, the heat dissipation effect is enhanced, the transformation rectifying device 20 is installed between the first clamping plate 13 and the second clamping plate 16, the transformation rectifying device 20 comprises an input filter 21, an electromagnetic chip 25 and an output rectifying filter 26, an input coil 24 is wound at the center of the electromagnetic chip 25, output coils 23 are wound on two sides of the electromagnetic chip 25, the input filter 21 is connected with the input rectifier 22, the input coil 24 is connected with the input rectifier 22, the output coil 23 is connected with the output rectifying filter 26, the output rectifying filter 26 is connected with a circuit protector 27, high-voltage direct current converted from the input rectifier 22 is converted into high-frequency alternating current through a three-phase winding in the transformation rectifying mechanism 20, the frequency of the alternating current is changed, meanwhile, the output voltage can be adjusted, the output voltage is not affected by loads and the input power supply voltage, and transformation rectification of the high-frequency switching power supply is realized. Fin 6 is bottom slope fin, and the tilting mechanism of fin 6 bottom when meetting dust, liquid can guide dust, liquid to the direction removal that deviates from casing 2, prevents inside the liquid inflow device, avoids piling up of dust in coordination with sunshade 5 simultaneously, reaches dustproof, waterproof effect, first cooling tube 12 is the bellows, when carrying out circulative cooling, and the ripple structure of first cooling tube 12 can prolong the dwell time of mineral oil in first cooling tube 12, and the more heats in the pressure swing fairing 20 are taken away in the endothermic time of increasing mineral oil, and fin 6 on casing 2 and the back lid 3 dispels the heat to pressure swing fairing in coordination, optimizes the radiating effect.
When the high-frequency switching power supply voltage transformation rectifying device is used, the voltage transformation rectifying device 20 is placed into the shell 2, the first clamping plate 13 and the second clamping plate 16 are inserted between the voltage transformation rectifying device 20 and the shell 2, the top cover 4 is in contact with the shell 2 and the rear cover 3 to be fixed, at the moment, the combination between the top cover 4 and the first clamping plate 13 as well as the combination between the top cover 4 and the second clamping plate 16 as well as the combination between the shell 2 and the rear cover 3 form two groups of heat dissipation mechanisms, the oil storage tank 7, the first cooling pipe 12 and the second cooling pipe 15 form an oil cooling cycle and the heat generated by the voltage transformation rectifying device 20 is absorbed by the fins 6 on the shell 2 and the rear cover 3 to achieve the heat dissipation effect, the mineral oil is added into the oil storage tank 7, when the cooling cycle is carried out, the residence time of the mineral oil in the first cooling pipe 12 can be prolonged by the corrugated structure of the first cooling pipe 12, more heat in the voltage transformation rectifying device 20 can be taken away by the heat absorption time of the mineral oil, the heat dissipation effect is optimized by cooperating with the fins 6 on the shell 2 and the rear cover 3 to dissipate heat of the transformer rectifier, and the inclined mechanism at the bottom of the fins 6 can guide dust and liquid to move in the direction away from the shell 2 when encountering the dust and the liquid, so as to prevent the liquid from flowing into the device, and simultaneously cooperates with the shielding plate 5 to avoid dust accumulation to achieve the dustproof and waterproof effects, the combination of the shell 2, the rear cover 3 and the top cover 4 forms the whole outside of the transformer rectifier of the high-frequency switching power supply, the device has a simple structure, the fins 6 independently exist in heat dissipation and oil cooling circulation and are not installed on the same part, when the transformer rectifier is installed or disassembled, the heat dissipation cooling device is not affected, and when the transformer rectifier of the high-frequency switching power supply is disassembled and maintained, the sealing deflection piece 17 and the deflection piece 18 enable the first cooling pipe 12, the first clamping plate 13 realizes 90-degree rotation, the transformation rectifying device 20 is exposed, and maintenance after disassembly is more convenient to carry out, in the transformation rectifying mechanism 20, high-voltage alternating current is converted into high-voltage direct current by using the input rectifier 22 and is converted into high-frequency alternating current by a three-phase winding consisting of the output coil 23, the input coil 24 and the electromagnetic chip 25, the frequency of the alternating current is changed, meanwhile, the output voltage can be adjusted, and the output voltage is not influenced by a load and input power supply voltage, so that transformation rectifying of a high-frequency switching power supply is realized.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a high frequency switching power supply vary voltage fairing, includes stabilizer blade (1), casing (2) and back lid (3), its characterized in that: the novel oil-water separator is characterized in that support legs (1) are installed on the left side and the right side of the bottom of the shell (2), a rear cover (3) is installed on the rear side wall of the shell (2), a top cover (4) is installed on the top of the shell (2), a support (8) is installed on the left side of the top cover (4), an oil storage tank (7) is installed on the top of the support (8), an oil meter (11) is installed on the front side wall of the oil storage tank (7), an oil inlet pipe (9) is communicated with the bottom of the oil storage tank (7), an oil outlet pipe (10) is communicated with the right side wall of the oil storage tank (7), shielding plates (5) are installed on the front side wall and the left and right side walls of the shell (2) and the rear side wall of the rear cover (3), and fins (6) are installed on the bottom of the shielding plates (5);
a first clamping plate (13) is arranged on the rear side of the bottom of the top cover (4) and the inner side of the rear cover (3), the bottom of the top cover (4) is movably connected with the front side wall of the first clamping plate (13) through a deflection piece (18), a second clamping plate (16) is arranged on the front side of the bottom of the top cover (4) and the inner side of the shell (2), first cooling pipes (12) are arranged on the rear side wall of the first clamping plate (13) and the front side wall of the second clamping plate (16), and second cooling pipes (15) are arranged on the front and the rear of the bottom of the top cover (4);
one end of the first cooling pipe (12) is communicated with the second cooling pipe (15) which is closest to the first cooling pipe, and one end of one group of first cooling pipes (12) which is positioned on the first clamping plate (13) in the two groups of first cooling pipes (12) is communicated with one end of the second cooling pipe (15) which is closest to the first cooling pipes through a sealing deflection piece (17);
the other end of the first cooling pipe (12) is communicated with the bottom of the oil inlet pipe (9), and the other end of the second cooling pipe (15) is communicated with the bottom of the oil outlet pipe (10).
2. The high-frequency switching power supply voltage transformation rectifying device according to claim 1, wherein: first slot (14) have all been seted up to the preceding lateral wall of the inner chamber of casing (2) and the preceding lateral wall of back lid (3) corresponding first cooling tube (12) position.
3. The high-frequency switching power supply voltage transformation rectifying device according to claim 1, wherein: and the rear side wall of the first clamping plate (13) and the front side wall of the second clamping plate (16) are provided with second grooves (19) corresponding to the positions of the first cooling pipe (12).
4. The high-frequency switching power supply voltage transformation rectifying device according to claim 1, wherein: install vary voltage fairing (20) between first splint (13) and second splint (16), vary voltage fairing (20) are including input filter (21), electromagnetism chip (25) and output rectifier filter (26), the center of electromagnetism chip (25) is around being equipped with input coil (24), the both sides of electromagnetism chip (25) are around being equipped with output coil (23), input filter (21) are connected with input rectifier (22), input coil (24) are connected with input rectifier (22), output coil (23) are connected with output rectifier filter (26), output rectifier filter (26) are connected with circuit protector (27).
5. A high frequency switching power supply transformer rectifying device according to claim 1, characterized in that: the fins (6) are inclined fins at the bottom.
6. The high-frequency switching power supply voltage transformation rectifying device according to claim 1, wherein: the first cooling pipe (12) is a corrugated pipe.
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| CN202010236619.8A CN111312472B (en) | 2020-03-30 | 2020-03-30 | High-frequency switching power supply voltage transformation rectifying device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010236619.8A CN111312472B (en) | 2020-03-30 | 2020-03-30 | High-frequency switching power supply voltage transformation rectifying device |
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| CN111312472A CN111312472A (en) | 2020-06-19 |
| CN111312472B true CN111312472B (en) | 2023-03-28 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6563410B1 (en) * | 2000-11-16 | 2003-05-13 | Louis L. Marton | Small footprint power transformer incorporating improved heat dissipation means |
| CN207743024U (en) * | 2018-01-26 | 2018-08-17 | 台山市恒和电气有限公司 | A kind of moisture-proof heat radiation type dry-type transformer iron core |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207149373U (en) * | 2017-05-14 | 2018-03-27 | 卢晓鹏 | A kind of heat abstractor for transformer |
| US20200058432A1 (en) * | 2018-08-17 | 2020-02-20 | Tai-Her Yang | Frame Device Of Iron Core Of Static Electrical Machine Having Outwardly-Extended Heat Dissipation Fin And/Or Heat Dissipation Hole |
| CN110868087A (en) * | 2019-12-16 | 2020-03-06 | 安徽东迪电气科技有限公司 | High-frequency switching power supply voltage transformation rectifying device |
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2020
- 2020-03-30 CN CN202010236619.8A patent/CN111312472B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6563410B1 (en) * | 2000-11-16 | 2003-05-13 | Louis L. Marton | Small footprint power transformer incorporating improved heat dissipation means |
| CN207743024U (en) * | 2018-01-26 | 2018-08-17 | 台山市恒和电气有限公司 | A kind of moisture-proof heat radiation type dry-type transformer iron core |
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| CN111312472A (en) | 2020-06-19 |
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