CN200990701Y - Internal thermal circulating radiator for cooling electro magnetic equipment - Google Patents
Internal thermal circulating radiator for cooling electro magnetic equipment Download PDFInfo
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- CN200990701Y CN200990701Y CN 200620131783 CN200620131783U CN200990701Y CN 200990701 Y CN200990701 Y CN 200990701Y CN 200620131783 CN200620131783 CN 200620131783 CN 200620131783 U CN200620131783 U CN 200620131783U CN 200990701 Y CN200990701 Y CN 200990701Y
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- heat exchanger
- coil
- radiator
- coolant
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model relates to a heat radiating device of circulatory heat exchange electromagnetic coil equipment, and aiming at solving the technical problems of low economical efficiency and complex production craft work of the existing electromagnetic coil with good heat radiating efficiency. The utility model provides a heat radiating device applied for the electromagnetic coils equipment with various powers and is characterized in that: The cooling medium and the coils disjointedly and circularly flow between the heat exchanger and the heat radiator to radiate heat mainly through a built-in heat exchanger and outlay heat radiator; moreover, the heat conduction speed can be improved by adopting a heat conduction insulating gum (solid gum). The utility model has the advantages of low producing cost, mature craftwork and high reliability.
Description
Technical field
The utility model relates to a kind of heat-exchange device, and particularly a kind of heat abstractor of electromagnetic equipment can be used on the field that large-scale coils such as transformer, electric welding machine, generator, electric magnetic iron remover are cooled.
Background technology
It with the large power, electrically magnetic coil occasion of working media, such as transformer, electric welding machine, generator, electric magnetic iron remover etc., the problem that the solenoid caloric value is big is a scientific research difficult problem always, powerfully provide the generation that is accompanied by high temperature, the magnetic flux density of solenoid, the saturating magnetic degree of depth and magnetic attraction descend thereupon, and the increase of power consumption will cause the job stability variation.
The mode of large power, electrically magnetic coil heat radiation now has following several: (1) self cool, this solenoid partly is totally-enclosed self cool structure, be filled with the special-purpose unsaturated-resin of electrician between coil and the shell, but because turn-to-turn interface thermal resistance is big, internal heat dissipating is difficult to rapidly disappear, cause internal temperature to raise, cause the coil destructible; (2) oil immersion, cold oil medium are filled between winding space and coil and the housing, and the high temperature use can make the continuous charing of oily medium wherein for a long time, has the danger of coil short and medium burning; (3) air-cooled, the hot-air that use fan etc. blows away between coil dispels the heat, but this structure causes the volume of equipment to be unfavorable for installing and using greatly; (4) dry type radiator comprises that a iron core central authorities open the louvre of a perforation yoke; The b iron core is made hollow, and the cooling ring of being made by nonmagnetic substance vertically is set between the winding; C is welded with a plurality of fin that are made of metal material on the outer cover of electromagnetic equipment; D reduces the current density of coil, increases the number of turn of coil etc.; E is provided with heat pipe between coil.But in powerful coil, its heat dispersion is not good, and generally speaking for good contact the between heat pipe and coil, known technology is to adopt asbestos to make filled media between heat pipe and coil, and the heat transfer efficiency of asbestos is bad, admittedly can not meet the demands.
The electric magnetic iron remover of evaporable coolant in coil and the circulation of external condensation liquefaction equipment room arranged in addition, but equipment is than common electrical deironing device complex structure, the manufacturing process complexity, and cost is too high.
Above-mentioned heat dissipating method is not all obtained good effect, particularly in large-scale coil, and can't reliably working.According to client's needs, existing be badly in need of that a kind of power of exploitation is big, volume is little, be convenient to install, perfect heat-dissipating and manufacturing process maturation, electromagnetic coil device that cost is low.
Summary of the invention
The utility model will solve that large coil equipment cooling effect was bad in the past, manufacturing cost is high, manufacturing process complicated technology problem, provides a kind of and is easy to make and the built-in heat-circulation type heat abstractor that is used to cool off solenoid of good heat dissipation effect.Mainly be by a kind of built-in heat exchanger and external radiator and use thermal conductive insulation glue to improve the internal temperature rise problem that heat conduction velocity solves large-scale coil.Can be equipped with mutually with refrigerating system simultaneously, produce low temperature, ultralow temperature, superconducting magnetic equipment, greatly reduce the wet type production cost, simplify technological requirement, improve fail safe.
For achieving the above object, the present invention adopts following technical scheme:
A kind of built-in heat-circulation type heat abstractor that is used for electromagnetic equipment, wherein electromagnetic equipment comprises housing, is arranged on the outer coiling of iron core, iron core in the housing.It is characterized in that: described heat abstractor comprises heat exchanger, conduit and radiator, the heat exchanger that is full of coolant is inserted in the coil of electromagnetic equipment, coolant after the heat absorption flows out electromagnetic coil device through conduit and enters in the radiator of electromagnetic equipment outside, flow in the heat exchanger that is inserted in the coil through conduit through the cooled coolant of radiator, described heat exchanger and described radiator are communicated with by described conduit, coolant is full of described heat exchanger, conduit and radiator, coolant and coil circulate between heat exchanger and radiator non-contactly and dispel the heat.
Be filled with thermal conductive insulation glue as filler between described heat exchanger and coil.
Be filled with thermal conductive insulation glue as filler between described coil and coil.
Described coil inside is provided with 1 group or more groups of heat exchangers.
Described coolant comprises water, anti-icing fluid, cold-producing medium, conduction oil, one or more mixed liquor, and the cold-producing medium of liquefied ammonia, liquid nitrogen etc.
Described heat exchanger can be hollow sheet, pipe shape etc., and its placement form can adopt places vertically or traverse.
Described heat exchanger is for turning to the hollow pipe of spiral form with coil.
Described heat exchanger can be tubular, with the coil coiling.
Nonmagnetic material or macromolecule organic material manufacturings such as described heat exchanger available copper, al stainless steel, copper aluminum composite pipes, stainless steel aluminium composite pipe.
Described housing outer surface has heat abstractor.
Described conduit is provided with kinetic pump, for the circulation of coolant provides power.
Described heat exchanger transverse arrangement of turbo is in coil.
Described heat exchanger is erect and is arranged in the coil.
Described heat exchanger can detour in coil together with coil.
Description of drawings:
Fig. 1 is the structural representation of the utility model embodiment 1;
Fig. 2 is the structural representation of the utility model embodiment 2;
Wherein, the outer magnetic of 1-is gripped, 2-covers, 3-holds the palm, 4-iron core, 5-heat abstractor or refrigerating plant, 6-heat exchanger, 7-electromagnetic wire, 8-cooling water pipe, 9-heat-conducting medium.
Cooling water pipe and electromagnetism wire harness add heat abstractor or refrigerating plant with detouring.
Embodiment
Now in conjunction with the accompanying drawings and embodiments spirit of the present invention is done to describe in further detail:
Large-scale coil apparatus described in figure (such as transformer, electric welding machine, generator, electric magnetic iron remover etc.) comprises more known structures: by outer magnetic grip 1, lid 2 and the end palm 3 housings of forming, housing outer surface can have radiating fin, place the iron core 4 in the housing, the iron core 4 outer electromagnetic wires that are wound with, can produce a large amount of heat when flowing through the electric current of higher value in the electromagnetic wire, temperature rise meeting work is unreliable.The heat radiation system is as follows: 1, built-in heat exchanger places coil, and perpendicular putting as shown in Figure 1 is that center arrangement is a plurality of with the iron core; In order not influence coil magnetic field, built-in heat exchanger is made by nonmagnetic substance; Preferred pipe shape of heat exchanger or hollow sheet; 2, external heat radiation/cooling device, identical with radiator used in everyday, certainly the difference according to suitable environment changes its pattern; The heat-conducting medium of heat enters from an end of radiator, flows out after the heat radiation cooling; 3, the conduit (mark is not digital among the figure) that connects heat radiation/cooling device and built-in heat exchanger.
Heat-conducting medium (water, conduction oil, freezing liquid, cold-producing medium etc.) is full of built-in heat exchanger, heat radiation/cooling device and conduit, leans on change self circulation of density or uses simple kinetic pump to drive circulation.
Built-in heat exchanger is made by the hot extrusion aluminium section bar, makes after oxidation processes, and oxide thickness smaller or equal to 100 μ m, or directly carries out the top layer insulation processing with thermal conductive insulation glue greater than 20 μ m.Nonmagnetic material and macromolecule organic material manufacturings such as the also available copper of heat exchanger, stainless steel, copper aluminum composite pipes or stainless steel aluminium composite pipe.
Have good heat conductivity and insulating properties between coil and heat exchanger in order to make, do not re-use known asbestos medium, and thermal conductive insulation glue commonly used in the production of radiator composite material is used here, thermal conductive insulation glue has good thermal conductivity (about thermal conductivity 100W/mk) and good resistivity, and (resistance is 1.0 * 10
15Ω mm), section bar market can have been bought; Also can use the heat conductive silica gel in the electronic device and equipment, award in ordinary electronic consumptive material market.Reach the heat-conducting glue that is filled with insulation between wire turn and the heat exchanger between online like this turn-to-turn, wire turn and housing, just realized closely gluing between heat exchanger and the wire turn, closely glued between wire turn.
The above-mentioned numeral of mentioning only is the situation of present embodiment, and the product that those skilled in the art can select other performance index for use according to the difference and the common practise of market product just should belong to content of the present invention as long as total inventive concept is constant.
In embodiments of the invention 2, further feature is identical with embodiment 1, only is that the arranged direction of built-in heat exchanger is different with embodiment 1, and the heat exchanger transverse arrangement of turbo is between coil here.Be filled with the heat-conducting glue of insulation between same online turn-to-turn and wire turn and the heat exchanger, realized closely gluing between heat exchanger and the wire turn, closely glued between wire turn.
Certainly, on the basis of the present invention's design, those skilled in the art can carry out various selections and change not necessarily being confined to embodiments of the invention to the arrangement and the shape of heat exchanger, such as can being arranged to and the concentric ring shape of iron core and interlaced arrangement etc. anyhow, the shape of heat exchanger can be pipe shape, hollow sheet, hollow rectangular-shaped, hollow cylinder arc surfaced etc.
Advantage of the present invention and effect are: section is provided with heat exchanger and heat conductive insulating in coil Glue can be taken a large amount of heat rapidly out of, improves again turn-to-turn insulation intensity, has greatly strengthened electromagnetism The radiating effect of coil equipment has effectively been controlled the temperature rise of tramp iron separator. In addition, lead among the present invention Thermal medium does not directly contact with coil, has avoided dangerous generation.
Claims (9)
1, a kind of built-in heat-circulation type heat abstractor that is used for electromagnetic equipment, wherein electromagnetic equipment comprises housing, is arranged on the outer coiling of iron core, iron core in the housing, it is characterized in that:
Described heat abstractor comprises heat exchanger, conduit and radiator, the heat exchanger that is full of coolant is inserted in the coil of electromagnetic equipment, coolant after the heat absorption flows out electromagnetic coil device through conduit and enters in the radiator of electromagnetic equipment outside, flow in the heat exchanger that is inserted in the coil through conduit through the cooled coolant of radiator, described heat exchanger and described radiator are communicated with by described conduit, coolant is full of described heat exchanger, conduit and radiator, coolant and coil circulate between heat exchanger and radiator non-contactly and dispel the heat.
2, according to the heat abstractor of claim 1, it is characterized in that: be filled with thermal conductive insulation glue as filler between described heat exchanger and coil.
3, according to the heat abstractor of claim 1 or 2, it is characterized in that: described coil inside is provided with 1 group or more groups of heat exchangers.
4, according to the heat abstractor of claim 1 or 2, it is characterized in that: described coolant is one or more a mixed liquor of water, anti-icing fluid, cold-producing medium, conduction oil and liquefied ammonia, liquid nitrogen.
5, according to the heat abstractor of claim 1 or 2, it is characterized in that: described heat exchanger is hollow sheet or pipe shape, and its placement form adopts and places vertically or traverse.
6, according to the heat abstractor of claim 1 or 2, it is characterized in that: described heat exchanger is for turning to the hollow pipe of spiral form with coil.
7, according to the heat abstractor of claim 1 or 2, it is characterized in that: described heat exchanger copper, aluminium-stainless steel, copper-aluminium composite pipe, stainless steel-aluminium composite pipe nonmagnetic material or macromolecule organic material manufacturing.
8, according to the heat abstractor of claim 1 or 2, it is characterized in that: described housing outer surface has radiating fin.
9, according to the heat abstractor of claim 1 or 2, it is characterized in that: described conduit is provided with kinetic pump, for the circulation of coolant provides power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620131783 CN200990701Y (en) | 2006-08-28 | 2006-08-28 | Internal thermal circulating radiator for cooling electro magnetic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620131783 CN200990701Y (en) | 2006-08-28 | 2006-08-28 | Internal thermal circulating radiator for cooling electro magnetic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200990701Y true CN200990701Y (en) | 2007-12-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620131783 Expired - Fee Related CN200990701Y (en) | 2006-08-28 | 2006-08-28 | Internal thermal circulating radiator for cooling electro magnetic equipment |
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| CN (1) | CN200990701Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102035357A (en) * | 2009-09-24 | 2011-04-27 | 通用电气公司 | System, method and apparatus for cooling power conversion system |
| CN103596312A (en) * | 2012-08-16 | 2014-02-19 | 陈梓平 | Water cooling heat radiation system for electromagnetic heating device and control method of water cooling heat radiation system |
| CN104185324A (en) * | 2014-07-23 | 2014-12-03 | 中国科学院广州能源研究所 | Closed circulating heat radiation system of electromagnetic heating device |
| CN107369537A (en) * | 2017-07-18 | 2017-11-21 | 鹤壁市华通分析仪器有限公司 | One kind forces the hydronic high-power high-frequency transformer refrigeration system of interior guiding oil |
| CN114776747B (en) * | 2022-03-15 | 2023-09-22 | 东北大学 | Composite hyperbolic corrugated sandwich structure for inhibiting vibration of lubricating oil tank of aero-engine and application thereof |
-
2006
- 2006-08-28 CN CN 200620131783 patent/CN200990701Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102035357A (en) * | 2009-09-24 | 2011-04-27 | 通用电气公司 | System, method and apparatus for cooling power conversion system |
| CN103596312A (en) * | 2012-08-16 | 2014-02-19 | 陈梓平 | Water cooling heat radiation system for electromagnetic heating device and control method of water cooling heat radiation system |
| CN103596312B (en) * | 2012-08-16 | 2015-11-18 | 广东杰邦磁能技术有限公司 | For water-cooling heat radiating system and the control method thereof of electromagnetic heater |
| CN104185324A (en) * | 2014-07-23 | 2014-12-03 | 中国科学院广州能源研究所 | Closed circulating heat radiation system of electromagnetic heating device |
| CN107369537A (en) * | 2017-07-18 | 2017-11-21 | 鹤壁市华通分析仪器有限公司 | One kind forces the hydronic high-power high-frequency transformer refrigeration system of interior guiding oil |
| CN107369537B (en) * | 2017-07-18 | 2024-04-16 | 鹤壁市华通分析仪器有限公司 | High-power high-frequency transformer refrigerating system with forced internal guiding oil circulation cooling function |
| CN114776747B (en) * | 2022-03-15 | 2023-09-22 | 东北大学 | Composite hyperbolic corrugated sandwich structure for inhibiting vibration of lubricating oil tank of aero-engine and application thereof |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071212 |