CN113099703B - Water-cooling type high-frequency power supply cabinet without water pipes in subunit machine - Google Patents
Water-cooling type high-frequency power supply cabinet without water pipes in subunit machine Download PDFInfo
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- CN113099703B CN113099703B CN202110549027.6A CN202110549027A CN113099703B CN 113099703 B CN113099703 B CN 113099703B CN 202110549027 A CN202110549027 A CN 202110549027A CN 113099703 B CN113099703 B CN 113099703B
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- Prior art keywords
- water
- radiator
- magnetic core
- drawer
- subunit
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20927—Liquid coolant without phase change
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/209—Heat transfer by conduction from internal heat source to heat radiating structure
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention relates to the technical field of high-frequency power supply cabinets, and discloses a water pipe-free water-cooling type high-frequency power supply cabinet in a subunit machine, which comprises a cabinet body, wherein a plurality of magnetic core units are distributed and installed in the cabinet body along the vertical direction; the magnetic core unit includes water-cooling subunit drawer, and the internal symmetric connection of water-cooling subunit drawer has anodal radiator and contravariant radiator, all offers the water guide passageway that is used for leading to water on anodal radiator and the contravariant radiator, and the one end of anodal radiator and contravariant radiator all runs through water-cooling subunit drawer and outwards extends, is located a plurality of magnetic core of even equidistance fixedly connected with between anodal radiator and the contravariant radiator of water-cooling subunit drawer. The invention improves the heat dissipation effect of the equipment, reduces the contact resistance and the heat generation, does not lead water to the inside of the magnetic core, does not need cleaning, and preserves the stable working output power of the magnetic core for a long time.
Description
Technical Field
The invention relates to the technical field of high-frequency power supply cabinets, in particular to a water-cooling type high-frequency power supply cabinet without a water pipe in a subunit machine.
Background
High frequency power supply is as a power supply unit, and it is inevitable that it generates heat that the energy loss of power conversion in-process leads to, if do not have effectual heat dissipation mode, its life-span and reliability can direct influence to inside power device temperature rise.
Disclosure of Invention
The invention aims to solve the problems that an effective heat dissipation mode is not available in the prior art, and the service life and reliability of an internal power device are directly influenced by overhigh temperature rise, and provides a water-pipe-free water-cooled high-frequency power supply cabinet in a subunit machine.
In order to achieve the purpose, the invention adopts the following technical scheme:
a water pipe-free water-cooled high-frequency power supply cabinet in a subunit machine comprises a cabinet body, wherein a plurality of magnetic core units are distributed and installed in the cabinet body along the vertical direction;
the magnetic core unit includes water-cooling subunit drawer, the internal symmetric connection of water-cooling subunit drawer has anodal radiator and contravariant radiator, all offer the water guide passageway that is used for leading to water on anodal radiator and the contravariant radiator, and the one end of anodal radiator and contravariant radiator all runs through water-cooling subunit drawer and outside extension, is located a plurality of magnetic cores of the fixedly connected with of even equidistance between anodal radiator in the water-cooling subunit drawer and the contravariant radiator, install the aluminum hull on the magnetic core, be equipped with the aluminium column in the aluminum hull, be located install filter reactor and simulation load resistance on the contravariant radiator in the water-cooling subunit drawer, be located contravariant radiator in the water-cooling subunit drawer still installs three-phase rectifier module, IGBT module and DC blocking electric capacity, be connected with input filter electric capacity jointly on three-phase rectifier module and the IGBT module.
Preferably, the aluminum hull includes mould and aluminum hull lower mould on the aluminum hull that sets up about the magnetic core symmetry, mould and aluminum hull lower mould symmetric connection are in the both sides of magnetic core on the aluminum hull.
Preferably, heat-conducting silica gel is filled between the aluminum shell and the magnetic core.
Preferably, an anode insulating heat dissipation foot pad is arranged between the magnetic core and the anode radiator.
Preferably, a plurality of radiating holes are formed in the positive radiator and the inverter radiator.
Preferably, the aluminum shell upper die and the aluminum shell lower die are of an integrally formed structure, and an aluminum column is arranged in the aluminum shell.
Preferably, the position of the positive radiator corresponding to the aluminum shell is fixedly connected with a U-shaped fixed sleeve, and the inner side walls of two sides of the fixed sleeve are respectively connected with the upper aluminum shell die and the lower aluminum shell die.
Compared with the prior art, the invention provides a water-cooling type high-frequency power supply cabinet without a water pipe in a subunit machine, which has the following beneficial effects:
according to the water pipe-free water-cooled high-frequency power supply cabinet in the subunit machine, the magnetic cores are indirectly cooled by the water guide channels arranged in the anode radiator and the inversion radiator, so that the convenience of equipment maintenance is improved, no water flows into the magnetic cores, cleaning is not needed, the long-term stable working output power of the magnetic cores is saved, the number of the magnetic cores is increased, the power of a single magnetic core is reduced, and the self heating is reduced in multiple modes; the whole aluminum shell is in surface contact with the inverter radiator, so that the contact surface is greatly enlarged, and the contact resistance and the heating are reduced; the aluminum shell and the magnetic core are completely filled with heat-conducting silica gel, so that the thermal resistance of the magnetic core module is reduced, the magnetic core and the anode radiator are isolated by the anode insulating and heat-radiating foot pad, the requirements of insulation and heat conduction are met, and the shortest heat-conducting path design is adopted, so that the heat-conducting path from the magnetic core to the radiator surface is minimized; the whole heat dissipation of the magnetic core is in surface contact with the inverter radiator and the positive radiator, and two paths of heat dissipation are achieved simultaneously.
The invention improves the heat dissipation effect of the equipment, reduces the contact resistance and the heat generation, does not lead water to the inside of the magnetic core, does not need to be cleaned, and preserves the long-term stable work output power of the magnetic core.
Drawings
Fig. 1 is a schematic diagram of a water-cooling type high-frequency power supply cabinet without water pipes in a subunit machine according to the present invention;
fig. 2 is a schematic diagram of a magnetic core unit structure of a water-cooling high-frequency power cabinet without water pipes in a sub-unit machine according to the present invention.
In the figure: 1. a cabinet body; 2. a water-cooled subunit drawer; 3. a positive radiator; 4. an inverter radiator; 5. a water guide channel; 6. simulating a load resistor; 7. a three-phase rectification module; 8. an IGBT module; 9. a blocking capacitor; 10. inputting a filter capacitor; 11. an aluminum shell upper die; 12. an aluminum shell lower die; 13. heat dissipation holes; 14. fixing a sleeve; 15. a filter reactor.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-2, a water pipe-free water-cooled high-frequency power supply cabinet in a sub-unit machine comprises a cabinet body 1, wherein a plurality of magnetic core units are distributed and installed in the cabinet body 1 along the vertical direction;
the magnetic core unit comprises a water-cooling subunit drawer 2, the water-cooling subunit drawer 2 is connected to the inner wall of the cabinet body 1, a positive radiator 3 and an inversion radiator 4 are symmetrically connected in the water-cooling subunit drawer 2, a water guide channel 5 for water passing is formed in each of the positive radiator 3 and the inversion radiator 4, one end of each of the positive radiator 3 and the inversion radiator 4 penetrates through the water-cooling subunit drawer 2 and extends outwards, a plurality of magnetic cores are fixedly connected between the positive radiator 3 and the inversion radiator 4 in the water-cooling subunit drawer 2 at uniform intervals, an aluminum shell is mounted on each magnetic core, an aluminum column is arranged in each aluminum shell, a filter reactor 15 and a simulation load resistor 6 are mounted on the inversion radiator 4 in the water-cooling subunit drawer 2, a three-phase rectifier module 7, an IGBT module 8 and a DC isolating capacitor 9 are further mounted on the inversion radiator 4 in the water-cooling subunit drawer 2, and a filter input capacitor 10 is commonly connected to the three-phase rectifier module 7 and the IGBT module 8; the water guide channel 5 is arranged in the anode radiator 3 and the inversion radiator 4 to indirectly cool the magnetic core, so that the convenience of equipment maintenance is improved, no water is introduced into the magnetic core, cleaning is not needed, the long-term stable working output power of the magnetic core is saved, the number of the magnetic cores is increased, the power of a single magnetic core is reduced, and self heating is reduced in multiple modes; the whole aluminum shell is in surface contact with the inverter radiator 4, so that the contact surface is greatly enlarged, and the contact resistance and the heating are reduced; the whole heat dissipation of the magnetic core is in surface contact with the inverter radiator and the positive radiator, and two paths of heat dissipation are achieved simultaneously.
The aluminum shell comprises an aluminum shell upper die 11 and an aluminum shell lower die 12 which are symmetrically arranged relative to the magnetic core, and the aluminum shell upper die 11 and the aluminum shell lower die 12 are symmetrically connected to two sides of the magnetic core.
And heat-conducting silica gel is filled between the aluminum shell and the magnetic core, and the aluminum shell and the magnetic core are completely filled with the heat-conducting silica gel, so that the thermal resistance of the magnetic core module is reduced.
Be equipped with anodal insulating heat dissipation callus on the sole between magnetic core and the anodal radiator 3, adopt anodal insulating heat dissipation callus on the sole to keep apart between magnetic core and the anodal radiator 3, satisfy the requirement of insulating and heat conduction simultaneously, adopt the design of shortest heat conduction route, the heat-conduction route of minimizing magnetic core to radiator face.
A plurality of radiating holes 13 are formed in the positive radiator 3 and the inverter radiator 4, and radiating effects of the positive radiator 3 and the inverter radiator 4 are improved through the radiating holes 13.
The upper aluminum shell die 11 and the lower aluminum shell die 12 are of an integrated structure, and an aluminum column is arranged in the aluminum shell.
The position fixedly connected with that corresponds the aluminum hull on anodal radiator 3 is the fixed cover 14 of U type, and the both sides inside wall of fixed cover 14 is connected with aluminum hull last mould 11 and aluminum hull lower mould 12 respectively, has improved the fastness between aluminum hull last mould 11 and aluminum hull lower mould 12 and anodal radiator 3 through fixed cover 14.
In the invention, the magnetic cores are indirectly cooled by arranging the water guide channels 5 in the anode radiator 3 and the inverter radiator 4, so that the convenience of equipment maintenance is improved, no water is filled in the magnetic cores, cleaning is not needed, the long-term stable working output power of the magnetic cores is saved, the number of the magnetic cores is increased, the power of a single magnetic core is reduced, and self heating is reduced in multiple modes; the whole aluminum shell is in surface contact with the inverter radiator 4, so that the contact surface is greatly enlarged, and the contact resistance and the heating are reduced; the whole heat dissipation of the magnetic core is realized by surface contact with the inverter radiator and the anode radiator, and two paths of heat dissipation are realized simultaneously; the aluminum shell and the magnetic core are completely filled with heat-conducting silica gel, so that the thermal resistance of the magnetic core module is reduced; adopt anodal insulating heat dissipation callus on the sole to keep apart between magnetic core and the anodal radiator 3, satisfy the requirement of insulating and heat conduction simultaneously, adopt the design of shortest heat conduction route, minimize the heat conduction route of magnetic core to radiator face.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (3)
1. A water pipe-free water-cooled high-frequency power supply cabinet in a sub-unit machine comprises a cabinet body (1), and is characterized in that a plurality of magnetic core units are distributed and installed in the cabinet body (1) along the vertical direction;
the magnetic core unit comprises a water-cooling subunit drawer (2), a water guide channel (5) for water to pass through is arranged in the water-cooling subunit drawer (2) in a symmetrical mode, one end of the positive radiator (3) and one end of the inversion radiator (4) are arranged on the positive radiator (3) and the inversion radiator (4) respectively, a plurality of magnetic cores which are fixedly connected with the positive radiator (3) and the inversion radiator (4) in the water-cooling subunit drawer (2) in uniform and equal intervals are arranged, an aluminum shell is arranged on the magnetic core, an aluminum column is arranged in the aluminum shell, a filter reactor (15) and a simulation load resistor (6) are arranged on the inversion radiator (4) in the water-cooling subunit drawer (2), a three-phase rectifier module (7), an IGBT module (8) and a blocking capacitor (9) are further arranged on the inversion radiator (4) in the water-cooling subunit drawer (2), the three-phase rectifier module (7) and the IGBT module (8) are connected with an upper aluminum shell (11) in a symmetrical mode, and a lower aluminum shell (11) and an upper aluminum shell (12) are arranged on the water-cooling subunit drawer (2), the heat conduction silica gel is filled between the aluminum shell and the magnetic core, an anode insulation heat dissipation foot pad is arranged between the magnetic core and the anode radiator (3), and a plurality of heat dissipation holes (13) are formed in the anode radiator (3) and the inverter radiator (4).
2. The cabinet for a water-cooled high-frequency power supply of a water pipe-less type in a sub-unit machine according to claim 1, wherein the upper aluminum case mold (11) and the lower aluminum case mold (12) are of an integrally molded structure.
3. The cabinet according to claim 1, wherein a U-shaped fixing sleeve (14) is fixedly connected to the positive radiator (3) at a position corresponding to the aluminum case, and inner side walls of both sides of the fixing sleeve (14) are respectively connected to the upper aluminum case mold (11) and the lower aluminum case mold (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110549027.6A CN113099703B (en) | 2021-05-20 | 2021-05-20 | Water-cooling type high-frequency power supply cabinet without water pipes in subunit machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110549027.6A CN113099703B (en) | 2021-05-20 | 2021-05-20 | Water-cooling type high-frequency power supply cabinet without water pipes in subunit machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113099703A CN113099703A (en) | 2021-07-09 |
| CN113099703B true CN113099703B (en) | 2023-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110549027.6A Active CN113099703B (en) | 2021-05-20 | 2021-05-20 | Water-cooling type high-frequency power supply cabinet without water pipes in subunit machine |
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| CN (1) | CN113099703B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012139037A (en) * | 2010-12-27 | 2012-07-19 | Calsonic Kansei Corp | Structure of inverter circuit body and electric compressor using the same |
| CN202231625U (en) * | 2011-07-21 | 2012-05-23 | 深圳市鸿栢科技实业有限公司 | Water-cooling heat dissipation high-frequency rectifier and heat dissipating device thereof |
| CN206640506U (en) * | 2017-02-20 | 2017-11-14 | 广州爱申特科技股份有限公司 | A kind of water cooling high-power high-frequency coloring power source |
| CN213124085U (en) * | 2020-08-25 | 2021-05-04 | 佛山市南海毅顺电器设备有限公司 | Water-cooling rectifier module and parallel module thereof |
| CN112820515B (en) * | 2021-01-08 | 2022-03-11 | 合肥三宇电器有限责任公司 | Power supply device for low-voltage large current |
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2021
- 2021-05-20 CN CN202110549027.6A patent/CN113099703B/en active Active
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| CN113099703A (en) | 2021-07-09 |
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