CN203070848U - Power type water-cooling wire-wound resistor - Google Patents
Power type water-cooling wire-wound resistor Download PDFInfo
- Publication number
- CN203070848U CN203070848U CN 201220743680 CN201220743680U CN203070848U CN 203070848 U CN203070848 U CN 203070848U CN 201220743680 CN201220743680 CN 201220743680 CN 201220743680 U CN201220743680 U CN 201220743680U CN 203070848 U CN203070848 U CN 203070848U
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- China
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- type water
- core body
- spiral leaf
- cooled
- power
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Abstract
The utility model relates to a power type water-cooling wire-wound resistor, comprising a resistor core body, a spiral blade component, ferrule nuts (6) and a bracket (7), wherein the spiral blade component is inserted in the resistor core body; the ferrule nuts (6) are arranged at the two ends of the resistor core body; the bracket (7) is arranged on the ferrule nuts (6); the resistor core body comprises a ceramic tube (1), card-shaped welding sheets (2) and a resistance wire (3); the card-shaped welding sheets (2) are fixed in grooves at the two ends of the ceramic tube (1); and the resistance wire (3) is wound on the ceramic tube (1) between the two card-shaped welding sheets (2) and is connected with the card-shaped welding sheets (2). Compared with the prior art, the power type water-cooling wire-wound resistor has the advantages of small volume, simple structure, low cost, convenience for mounting and use and the like.
Description
Technical field
The utility model relates to a kind of resistor, especially relates to a kind of power-type water-cooled wirewound resistor.
Background technology
At present, the wirewound resistor development trend is high powerization and maximization.According to the wirewound resistor architectural characteristic, high powerization and volume proportion relation.In some market segment, the power of namely having relatively high expectations requires small size again.Obviously, this has just limited to common wirewound resistor using and develop in this field.
In disclosed similar products design patent, the structure of its design is comparatively complicated, in the reliability and stability of using to a certain extent deficiency is arranged, and can't match with the long-term actual operating position in market.Cause unnecessary cost waste, influenced popularization and the marketization of product.
The utility model content
The purpose of this utility model is exactly to provide the power-type water-cooled that a kind of volume is little, simple in structure, cost is low, conveniently install and use wirewound resistor for the defective that overcomes above-mentioned prior art existence.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of power-type water-cooled wirewound resistor, it is characterized in that comprise resistance core body, spiral leaf assembly, cutting ferrule nut 6 and support 7, described spiral leaf assembly is located in resistance core body inside, described cutting ferrule nut 6 is located at resistance core body two ends, and described support 7 is installed on the cutting ferrule nut 6.
Described resistance core body comprises porcelain tube 1, card shape weld tabs 2 and resistance wire 3, and described card shape weld tabs 2 is fixed in the groove at porcelain tube 1 two ends, and described resistance wire 3 is wrapped on two porcelain tubes 1 that block between the shape weld tabs 2, and is connected with card shape weld tabs 2.
Described spiral leaf assembly comprises spiral leaf frame 4 and spiral leaf 5, and described spiral leaf 5 is wrapped on the spiral leaf frame 4.
Described resistor core surface is coated with inorganic coating layer 8.
The junction of described cutting ferrule nut 6 and resistance core body is provided with silicon rubber binding agent 10.
Be filled with epoxy adhesive 9 in the groove of described cutting ferrule nut 6.
Compared with prior art, the utlity model has following advantage:
1, adopts the deionized water cooling that circulates, little, the high-power key request of realization volume;
2, the skeleton of resistor is to adopt highly purified aluminium oxide ceramics, and it has high pass thermal conductance characteristic and excellent mechanical performance;
3, carry out double-deck embedding at cutting ferrule nut and resistive element junction with silicon rubber binding agent and epoxy adhesive, its sealing property is good;
4, the simplicity of design of card type weld tabs is easy for installation, is very suitable for producing in enormous quantities;
5, part such as the inorganic coating of Cai Yonging and alloy card type weld tabs has Anticorrosive Character preferably, has guaranteed the useful life of product.
Description of drawings
Fig. 1 is parts assembling schematic diagram of the present utility model;
Fig. 2 is main TV structure schematic diagram of the present utility model;
Fig. 3 is plan structure schematic diagram of the present utility model;
Fig. 4 is side-looking structural representation of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
Embodiment
Shown in Fig. 1-4, a kind of power-type water-cooled wirewound resistor comprises resistance core body, spiral leaf assembly, cutting ferrule nut 6 and support 7, and described spiral leaf assembly is located in resistance core body inside, described cutting ferrule nut 6 is located at resistance core body two ends, and described support 7 is installed on the cutting ferrule nut 6.
Described resistance core body comprises porcelain tube 1, card shape weld tabs 2 and resistance wire 3, and described card shape weld tabs 2 is fixed in the groove at porcelain tube 1 two ends, and described resistance wire 3 is wrapped on two porcelain tubes 1 that block between the shape weld tabs 2, and is connected with card shape weld tabs 2.
Described spiral leaf assembly comprises spiral leaf frame 4 and spiral leaf 5, and described spiral leaf 5 is wrapped on the spiral leaf frame 4.Described resistor core surface is coated with inorganic coating layer 8.The junction of described cutting ferrule nut 6 and resistance core body is provided with silicon rubber binding agent 10.Be filled with epoxy adhesive 9 in the groove of described cutting ferrule nut 6.
This resistor is the resistance wire coiling of characteristics such as employing is anti-oxidant, high temperature resistant, anticorrosion, and anti-pulse feature performance is good.
This resistor adopts silicon rubber binding agent and the double-deck embedding of epoxy adhesive at the cutting ferrule nut, has good sealing property and voltage endurance.
This resistor adopts alloy card type weld tabs radially to be fixed in the caulking groove along porcelain tube, is used for connecting resistance wire and external system, has the characteristics convenient, high temperature resistant, that thermal conductivity is low of installing.
This resistor adopts inorganic coating protective resistance silk, and it has performances such as good heatproof, corrosion-resistant, anti-solvent, and environmentally safe, long service life.
Claims (6)
1. power-type water-cooled wirewound resistor, it is characterized in that, comprise resistance core body, spiral leaf assembly, cutting ferrule nut (6) and support (7), described spiral leaf assembly is located in resistance core body inside, described cutting ferrule nut (6) is located at resistance core body two ends, and described support (7) is installed on the cutting ferrule nut (6).
2. a kind of power-type water-cooled wirewound resistor according to claim 1, it is characterized in that, described resistance core body comprises porcelain tube (1), card shape weld tabs (2) and resistance wire (3), described card shape weld tabs (2) is fixed in the groove at porcelain tube (1) two ends, described resistance wire (3) is wrapped on two porcelain tubes (1) that block between the shape weld tabs (2), and is connected with card shape weld tabs (2).
3. a kind of power-type water-cooled wirewound resistor according to claim 1 is characterized in that, described spiral leaf assembly comprises spiral leaf frame (4) and spiral leaf (5), and described spiral leaf (5) is wrapped on the spiral leaf frame (4).
4. a kind of power-type water-cooled wirewound resistor according to claim 1 is characterized in that described resistor core surface is coated with inorganic coating layer (8).
5. a kind of power-type water-cooled wirewound resistor according to claim 1 is characterized in that the junction of described cutting ferrule nut (6) and resistance core body is provided with silicon rubber binding agent (10).
6. a kind of power-type water-cooled wirewound resistor according to claim 1 is characterized in that, is filled with epoxy adhesive (9) in the groove of described cutting ferrule nut (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220743680 CN203070848U (en) | 2012-12-31 | 2012-12-31 | Power type water-cooling wire-wound resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220743680 CN203070848U (en) | 2012-12-31 | 2012-12-31 | Power type water-cooling wire-wound resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203070848U true CN203070848U (en) | 2013-07-17 |
Family
ID=48769612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220743680 Expired - Lifetime CN203070848U (en) | 2012-12-31 | 2012-12-31 | Power type water-cooling wire-wound resistor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203070848U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2546260A (en) * | 2016-01-12 | 2017-07-19 | General Electric Technology Gmbh | Improvements in or relating to resistors |
-
2012
- 2012-12-31 CN CN 201220743680 patent/CN203070848U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2546260A (en) * | 2016-01-12 | 2017-07-19 | General Electric Technology Gmbh | Improvements in or relating to resistors |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130717 |
|
| CX01 | Expiry of patent term |