CN103440942A - Power resistor with double-circuit cooling system - Google Patents
Power resistor with double-circuit cooling system Download PDFInfo
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- CN103440942A CN103440942A CN2013104045844A CN201310404584A CN103440942A CN 103440942 A CN103440942 A CN 103440942A CN 2013104045844 A CN2013104045844 A CN 2013104045844A CN 201310404584 A CN201310404584 A CN 201310404584A CN 103440942 A CN103440942 A CN 103440942A
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- power resistor
- cooling system
- top cover
- heat dissipation
- loop cooling
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Abstract
The invention discloses a power resistor with a double-circuit cooling system. The power resistor is characterized by comprising a shell, wherein a top cover is arranged on the top of the shell; a main body is arranged in the shell; a cooling mechanism is formed by the main body and the top cover; a cooling box and a cooling pipe are arranged in the middle of the cooling mechanism; two ends of the cooling box and two ends of the cooling pipe are communicated with the top cover and a bottom box at the bottom of the main body; a resistor body is arranged in the cooling box; a water inlet and a water outlet are formed in the shell; a terminal is arranged on the top cover. The power resistor has the characteristics of being small in size, convenient to install, great in cooling convenience and the like.
Description
Technical field
The present invention relates to a kind of power resistor with loop cooling system, it is the Power Resistor that is applicable to the high pressure system, is mainly used in the reservoir strobe braking, the favourable turn braking of rotatable platform, and the application apparatus of all kinds of high-power brake resistances, belong to the resistor field.
Background technology
At present, the volume of existing resistance is large, caloric value is high, installation is difficult, can't meet the requirement to brake resistance of all kinds of drilling platforms and large electric appliances equipment.
The resistor of 500KW needs the resistor box of 5 500*700*2000mm to form at present, the resistance cabinet can reach the 350-400 degree when operation, need it is isolated and place and be furnished with good ventilation unit separately for this reason, and need to add fence and protector, guarantee certain safe distance, because its temperature is higher, thermal radiation is very large, therefore peripheral equipment is had a significant impact, generally need to take heat-proof device, making it occupy space increases, and expense increases.
Summary of the invention
The technical problem to be solved in the present invention is: provide a kind of volume the power resistor with loop cooling system little, easy for installation, solved that existing resistance volume is large, caloric value is high, difficult problem is installed.
In order to solve the problems of the technologies described above, technical scheme of the present invention has been to provide a kind of power resistor with loop cooling system, it is characterized in that, comprise housing, the top of housing is provided with top cover, be provided with main body in housing, main body and top cover form cooling mechanism, the centre of cooling mechanism is provided with heat dissipation box and radiating tube, the two ends of heat dissipation box and the two ends of radiating tube all communicate with the end box of top cover and bottom part body, be provided with resistive element in heat dissipation box, housing is provided with water inlet and delivery port, and top cover is provided with terminal.
Preferably, between described resistive element and top cover, by the resistor wiring terminal on resistive element, be connected.
Preferably, described radiating tube all be located at heat dissipation box around.
Preferably, described radiating tube all is located at the both sides of heat dissipation box.
Preferably, described radiating tube is metal tube, and described heat dissipation box is can.
Preferably, described metal tube is copper pipe, and described can is the copper box.
Preferably, form inner chamber between described resistive element and cooling mechanism.
Preferably, in described inner chamber, with insulating compound, be full of.
Preferably, form exocoel between described cooling mechanism and housing.
Preferably, in described exocoel, with cooling agent, be full of.
Volume of the present invention is little, easy for installation, caloric value is little, heat radiation is convenient, inner chamber is full of to the insulating compound of high insulation, guarantees the high voltage security of operation, exocoel adopts the circulate coolant refrigeration, with the caloric value that guarantees resistive element, absorb fully, and it is cooling to carry out Homogeneouslly-radiating.
The accompanying drawing explanation
Fig. 1 is a kind of overall structure schematic diagram with power resistor of loop cooling system;
The cutaway view that Fig. 2 is Fig. 1;
Fig. 3 is a kind of fractionation structural representation with power resistor of loop cooling system.
In figure: 1 is terminal, and 2 is radiator, and 3 is exocoel, and 4 is water inlet, and 5 is delivery port, and 6 is resistive element, and 7 is inner chamber, and 8 is the resistor wiring terminal, and 9 is top cover, and 10 is housing, and 11 is main body.
Embodiment
For the present invention is become apparent, hereby with preferred embodiment, and coordinate accompanying drawing to be described in detail below.
The present invention is a kind of power resistor with loop cooling system, as shown in Figure 1-Figure 3, it comprises housing 10, top cover 9 is stamped at the top of housing 10, main body 11 is installed in housing 10, main body 11 forms cooling mechanism with top cover 9, the centre of cooling mechanism is heat dissipation box 12 and radiating tube 2, the two ends of the two ends of heat dissipation box 12 and radiating tube 2 all communicate with the end box 13 of top cover 9 and main body 11 bottoms, resistive element 6 is installed in heat dissipation box 12, is connected by the resistor wiring terminal 8 on resistive element 6 between resistive element 6 and top cover 9.Have water inlet 4 and delivery port 5 on housing 10, terminal 1 is installed on top cover 9.Form inner chamber 7 between resistive element 6 and cooling mechanism, form exocoel 3 between cooling mechanism and housing 10.In inner chamber 7, with insulating compound, be full of; In exocoel 3 between inner chamber 7 and housing 10, with cooling agent, be full of.
Wherein, in the present embodiment, radiating tube 2 all is positioned at the both sides of heat dissipation box 12, and radiating tube 2 is copper pipe, and heat dissipation box 12 is the copper box, and insulating compound is transformer oil, and cooling agent is water.
The middle part that the resistive element in well cutting path 6 is placed to inner chamber 7, resistor wiring terminal 8 use insulating sleeves are drawn, transformer oil is poured to inner chamber 7, it is flooded resistive element 6 fully, exocoel 3 passes into cooling water source, during use when resistive element 6 heating power, because it is invaded in transformer oil, its heat is absorbed by transformer oil, the transformer oil floating of heating, float the transformer oil of inner chamber 7 bottom coohngs, causes base pressure to reduce, make the transformer oil at top prolong the both sides copper pipe and flow downward, form circulation.The transformer oil of both sides is in moving downward process, due to the copper tube heat exchange effect, make it heat is transmitted to the cooling water of exocoel 3, the cooling water of exocoel 3 brings to heat outside resistive element 6, in the situation that guarantee the cooling water inflow abundance, guarantee that the equalized temperature of resistive element 6 inside is below 60 degree.
The present invention needs before energising to check whether transformer oil reaches high oil level, to guarantee resistive element, immerses fully; Then open cooling water, guarantee that the delivery port flow is within the required scope of power; In service, guarantee that cooling water source can not interrupt; Make regular check on transformer oil, if any the rotten more renew oil that needs; According to the size of cooling water flow, make rated power of the present invention between 100KW-500KW.
Range of application of the present invention is high voltage, powerful loop cooling system, inner chamber 7 is comprised of resistive element 6 and cooling mechanism, body is done with copper, during use, inner chamber 7 is full of to the transformer oil of high insulation, more than guaranteeing that proof voltage can reach 12KV, guarantee the high voltage security of operation, exocoel adopts stainless steel to make, the water circularly cooling, absorb fully with the caloric value that guarantees resistive element.
The present invention is a kind of power resistor with loop cooling system, in the present embodiment, radiating tube 2 all be positioned at heat dissipation box 12 around, radiating tube 2 is iron pipe, heat dissipation box 12 is can, cooling agent is the cold-producing medium that refrigerator is used.Other are identical with embodiment 1.
Claims (10)
1. the power resistor with loop cooling system, it is characterized in that, comprise housing (10), the top of housing (10) is provided with top cover (9), be provided with main body (11) in housing (10), main body (11) forms cooling mechanism with top cover (9), the centre of cooling mechanism is provided with heat dissipation box (12) and radiating tube (2), the two ends of the two ends of heat dissipation box (12) and radiating tube (2) all communicate with the end box (13) of top cover (9) and main body (11) bottom, be provided with resistive element (6) in heat dissipation box (12), housing (10) is provided with water inlet (4) and delivery port (5), top cover (9) is provided with terminal (1).
2. a kind of power resistor with loop cooling system as claimed in claim 1, is characterized in that, between described resistive element (6) and top cover (9), by the resistor wiring terminal (8) on resistive element (6), is connected.
3. a kind of power resistor with loop cooling system as claimed in claim 1, is characterized in that, described radiating tube (2) all be located at heat dissipation box (12) around.
4. a kind of power resistor with loop cooling system as claimed in claim 1, is characterized in that, described radiating tube (2) all is located at the both sides of heat dissipation box (12).
5. a kind of power resistor with loop cooling system as described as claim 3 or 4, is characterized in that, described radiating tube (2) is metal tube, and described heat dissipation box (12) is can.
6. a kind of power resistor with loop cooling system as claimed in claim 5, is characterized in that, described metal tube is copper pipe, and described can is the copper box.
7. a kind of power resistor with loop cooling system as claimed in claim 1, is characterized in that, forms inner chamber (7) between described resistive element (6) and cooling mechanism.
8. a kind of power resistor with loop cooling system as claimed in claim 7, is characterized in that, in described inner chamber (7), with insulating compound, is full of.
9. a kind of power resistor with loop cooling system as claimed in claim 1, is characterized in that, forms exocoel (3) between described cooling mechanism and housing (10).
10. a kind of power resistor with loop cooling system as claimed in claim 9, is characterized in that, in described exocoel (3), with cooling agent, is full of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310404584.4A CN103440942B (en) | 2013-09-06 | 2013-09-06 | There is the power resistor of loop cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310404584.4A CN103440942B (en) | 2013-09-06 | 2013-09-06 | There is the power resistor of loop cooling system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103440942A true CN103440942A (en) | 2013-12-11 |
| CN103440942B CN103440942B (en) | 2016-05-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310404584.4A Active CN103440942B (en) | 2013-09-06 | 2013-09-06 | There is the power resistor of loop cooling system |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106080214A (en) * | 2016-06-21 | 2016-11-09 | 中车唐山机车车辆有限公司 | The cooling system of braking resistor |
| CN107135632A (en) * | 2017-05-18 | 2017-09-05 | 西安因变光电科技有限公司 | A kind of power circuit integrates cooling housing |
| CN109637765A (en) * | 2018-11-23 | 2019-04-16 | 安徽翔胜科技有限公司 | A kind of chip resister |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2398772Y (en) * | 1999-11-30 | 2000-09-27 | 襄樊大力工业控制有限责任公司 | Oil-immersed high-voltage starting thermistor |
| CN101425350A (en) * | 2008-11-04 | 2009-05-06 | 北京七一八友晟电子有限公司 | Isolative double cooling electric surge tolerant resistor cabinet |
| CN202749169U (en) * | 2012-08-31 | 2013-02-20 | 北京七一八友晟电子有限公司 | Inlaid insulation water-cooling glass glaze resistor |
| CN203456210U (en) * | 2013-09-06 | 2014-02-26 | 上海鹰峰电子科技有限公司 | Power resistor with double-circuit cooling system |
-
2013
- 2013-09-06 CN CN201310404584.4A patent/CN103440942B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2398772Y (en) * | 1999-11-30 | 2000-09-27 | 襄樊大力工业控制有限责任公司 | Oil-immersed high-voltage starting thermistor |
| CN101425350A (en) * | 2008-11-04 | 2009-05-06 | 北京七一八友晟电子有限公司 | Isolative double cooling electric surge tolerant resistor cabinet |
| CN202749169U (en) * | 2012-08-31 | 2013-02-20 | 北京七一八友晟电子有限公司 | Inlaid insulation water-cooling glass glaze resistor |
| CN203456210U (en) * | 2013-09-06 | 2014-02-26 | 上海鹰峰电子科技有限公司 | Power resistor with double-circuit cooling system |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106080214A (en) * | 2016-06-21 | 2016-11-09 | 中车唐山机车车辆有限公司 | The cooling system of braking resistor |
| CN106080214B (en) * | 2016-06-21 | 2019-04-23 | 中车唐山机车车辆有限公司 | The cooling system of braking resistor |
| CN107135632A (en) * | 2017-05-18 | 2017-09-05 | 西安因变光电科技有限公司 | A kind of power circuit integrates cooling housing |
| CN107135632B (en) * | 2017-05-18 | 2019-08-02 | 西安因变光电科技有限公司 | A kind of comprehensive cooling shell of power circuit |
| CN109637765A (en) * | 2018-11-23 | 2019-04-16 | 安徽翔胜科技有限公司 | A kind of chip resister |
| CN109637765B (en) * | 2018-11-23 | 2021-01-01 | 安徽翔胜科技有限公司 | a chip resistor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103440942B (en) | 2016-05-25 |
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Address after: 201604 Shanghai Songjiang District Shihudang Industrial Park Tang Road, No. 158 Patentee after: Shanghai Eagle Peak Polytron Technologies Inc Address before: 201604 Shanghai Songjiang District Shihudang Industrial Park Tang Road, No. 158 Patentee before: Shanghai Eagtop Electronic Technology Co., Ltd. |