CN203456210U - Power resistor with double-circuit cooling system - Google Patents

Power resistor with double-circuit cooling system Download PDF

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Publication number
CN203456210U
CN203456210U CN201320555238.1U CN201320555238U CN203456210U CN 203456210 U CN203456210 U CN 203456210U CN 201320555238 U CN201320555238 U CN 201320555238U CN 203456210 U CN203456210 U CN 203456210U
Authority
CN
China
Prior art keywords
heat dissipation
cooling system
power resistor
top cover
dissipation box
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn - After Issue
Application number
CN201320555238.1U
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Chinese (zh)
Inventor
洪英杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHANGHAI EAGTOP ELECTRONIC TECHNOLOGY Co Ltd
Original Assignee
SHANGHAI EAGTOP ELECTRONIC TECHNOLOGY Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SHANGHAI EAGTOP ELECTRONIC TECHNOLOGY Co Ltd filed Critical SHANGHAI EAGTOP ELECTRONIC TECHNOLOGY Co Ltd
Priority to CN201320555238.1U priority Critical patent/CN203456210U/en
Application granted granted Critical
Publication of CN203456210U publication Critical patent/CN203456210U/en
Anticipated expiration legal-status Critical
Withdrawn - After Issue legal-status Critical Current

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Abstract

The utility model 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 at the top of the shell, a main body is arranged in the shell, a heat dissipation mechanism is formed by the main body and the top cover, a heat dissipation box and a heat dissipation pipe are arranged in the middle of the heat dissipation mechanism, two ends of the heat dissipation box and two ends of the heat dissipation 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 heat dissipation box, a water inlet and a water outlet are arranged on the shell, and a terminal is arranged on the top cover. The power resistor has the characteristics of small volume, convenience for installation and heat dissipation and the like.

Description

A kind of power resistor with loop cooling system
Technical field
The utility model relates to a kind of power resistor with loop cooling system, it is the Power Resistor that is applicable to high pressure system, is mainly used in reservoir strobe braking, the favourable turn braking of rotatable platform, and the application apparatus of all kinds of high-power brake resistances, belong to resistor field.
Background technology
At present, the volume of existing resistance is large, caloric value is high, installation is difficult, cannot meet all kinds of drilling platforms and the requirement of large electric appliances equipment to brake resistance.
The resistor of 500KW needs the resistor box of 5 500*700*2000mm to form at present, resistance cabinet can reach 350-400 degree when operation, need it to isolate 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 problems to be solved in the utility model 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, the technical solution of the utility model 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, in housing, be provided with main body, 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, in heat dissipation box, be provided with resistive element, 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 is all located at heat dissipation box around.
Preferably, described radiating tube is all 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 copper box.
Preferably, between described resistive element and cooling mechanism, form inner chamber.
Preferably, between described cooling mechanism and housing, form exocoel.
Volume of the present utility model is little, cost is low, easy for installation, caloric value is little, heat radiation is convenient, inner chamber is full of to the insulating compound of high insulation, guarantees high voltage security of operation, exocoel adopts circulate coolant refrigeration, to guarantee that the caloric value of resistive element absorbs completely, and it is cooling to carry out Homogeneouslly-radiating.
Accompanying drawing explanation
Fig. 1 is a kind of overall structure schematic diagram with the power resistor of loop cooling system;
Fig. 2 is the cutaway view of Fig. 1;
Fig. 3 is a kind of fractionation structural representation with the power resistor of loop cooling system.
In figure: 1 is terminal, 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 resistor wiring terminal, and 9 is top cover, and 10 is housing, and 11 is main body.
Embodiment
For the utility model is become apparent, hereby with preferred embodiment, and coordinate accompanying drawing to be described in detail below.
Embodiment 1
The utility model 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, between resistive element 6 and top cover 9, by the resistor wiring terminal 8 on resistive element 6, is connected.On housing 10, have water inlet 4 and delivery port 5, terminal 1 is installed on top cover 9.Between resistive element 6 and cooling mechanism, form inner chamber 7, between cooling mechanism and housing 10, form exocoel 3.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 is all positioned at the both sides of heat dissipation box 12, and radiating tube 2 is copper pipe, and heat dissipation box 12 is 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 completely, 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, floats the transformer oil of inner chamber 7 bottom coohngs, causes base pressure to reduce, make the transformer oil at top prolong both sides copper pipe and flow downward, form circulation.The transformer oil of both sides is in moving downward process, due to 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 guaranteeing cooling water inflow abundance, guarantee that the equalized temperature of resistive element 6 inside is below 60 degree.
The utility model needs before energising to check whether transformer oil reaches high oil level, to guarantee that resistive element immerses completely; Then open cooling water, guarantee that 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 utility model between 100KW-500KW.
Range of application of the present utility model 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 high voltage security of operation, exocoel adopts stainless steel to make, water circularly cooling, to guarantee that the caloric value of resistive element absorbs completely.
Embodiment 2
The utility model is a kind of power resistor with loop cooling system, and in the present embodiment, radiating tube 2 is all positioned at heat dissipation box 12 around, and radiating tube 2 is iron pipe, and heat dissipation box 12 is can, and cooling agent is the cold-producing medium that refrigerator is used.Other are identical with embodiment 1.

Claims (8)

1. a 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), in housing (10), be provided with main body (11), 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, in heat dissipation box (12), be provided with resistive element (6), 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) is all 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) is all located at the both sides of heat dissipation box (12).
5. a kind of power resistor with loop cooling system as described in 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 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 1, is characterized in that, forms exocoel (3) between described cooling mechanism and housing (10).
CN201320555238.1U 2013-09-06 2013-09-06 Power resistor with double-circuit cooling system Withdrawn - After Issue CN203456210U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320555238.1U CN203456210U (en) 2013-09-06 2013-09-06 Power resistor with double-circuit cooling system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320555238.1U CN203456210U (en) 2013-09-06 2013-09-06 Power resistor with double-circuit cooling system

Publications (1)

Publication Number Publication Date
CN203456210U true CN203456210U (en) 2014-02-26

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320555238.1U Withdrawn - After Issue CN203456210U (en) 2013-09-06 2013-09-06 Power resistor with double-circuit cooling system

Country Status (1)

Country Link
CN (1) CN203456210U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103440942A (en) * 2013-09-06 2013-12-11 上海鹰峰电子科技有限公司 Power resistor with double-circuit cooling system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103440942A (en) * 2013-09-06 2013-12-11 上海鹰峰电子科技有限公司 Power resistor with double-circuit cooling system
CN103440942B (en) * 2013-09-06 2016-05-25 上海鹰峰电子科技有限公司 There is the power resistor of loop cooling system

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20140226

Effective date of abandoning: 20160525

C25 Abandonment of patent right or utility model to avoid double patenting