CN201838411U - Aluminum housed resistor - Google Patents
Aluminum housed resistor Download PDFInfo
- Publication number
- CN201838411U CN201838411U CN2010205518616U CN201020551861U CN201838411U CN 201838411 U CN201838411 U CN 201838411U CN 2010205518616 U CN2010205518616 U CN 2010205518616U CN 201020551861 U CN201020551861 U CN 201020551861U CN 201838411 U CN201838411 U CN 201838411U
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- Prior art keywords
- resistor
- aluminium shell
- aluminum
- ceramic matrix
- heat dissipation
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Abstract
The utility model relates to an aluminum housed resistor, comprising an aluminum housing, a ceramic matrix and a resistance wire, wherein the resistance wire is wound on the surface of the ceramic matrix to form a resistor core, the resistor core is welded with a weld cap, a leading-out terminal is connected at the outer side of the weld cap, encapsulating material is filled between the resistor core and the aluminum housing, packaging material is arranged between the encapsulating material and the aluminum housing, the end surface of the aluminum housing is arc-shaped, and a heat dissipation hole is arranged at the middle part of the aluminum housing. The aluminum housed resistor has the advantages that: the process end surface is changed to the arc surface from the plane, the creepage distance of the resistor is increased, and the insulation and voltage withstanding level is improved; one heat dissipation hole is additionally arranged on the aluminum housing, so that the occluding force of the housing and the packaging material is increased to a certain degree during packaging, and the heat dissipation hole has the heat dissipation function practically.
Description
Technical field
The utility model relates to a kind of resistor, relates in particular to a kind of aluminum hull resistor.
Background technology
Resistor is commonly referred to as resistance in daily life, it is an electronic component the most frequently used in electric equipment, the electronic product, it mainly acts on is exactly to hinder electric current to flow through, and is applied to current limliting, shunting, step-down, dividing potential drop, load and cooperates with electric capacity and make filter and resistance coupling etc.
A series of problem has appearred in aluminum hull resistor in actual use: body appears in for example withstand voltage puncture, production line assembling back operation, and to burst etc. a series of be not the performance issue of resistor itself.
The utility model content
The technical problems to be solved in the utility model is: a kind of novel aluminum hull resistor good, strong shock resistance that dispels the heat is provided.
In order to overcome the defective that exists in the background technology, the technical scheme that its technical problem that solves the utility model adopts is: a kind of aluminum hull resistor, comprise aluminium shell, ceramic matrix and resistance wire, the surface that described resistance wire is wound in ceramic matrix constitutes resistor core, described resistor core and weld cap welding, the described weld cap outside is connected with exit, be filled with between described resistor core and the aluminium shell and seal material, described sealing between material and the aluminium shell is provided with encapsulating compound, described aluminium shell end face is a circular arc, and described aluminium shell middle part also is provided with a louvre.
According to another embodiment of the present utility model, a kind of aluminum hull resistor comprises that further described ceramic matrix is cylindric.
According to another embodiment of the present utility model, when further comprising described aluminium shell and encapsulating compound encapsulation, fixes by a kind of aluminum hull resistor with glue or curing agent.
The utility model has solved the defective that exists in the background technology, and the technology end face of aluminum hull resistor is changed into arc surface by the plane, has increased the creepage distance of resistor, has improved insulation and voltage withstand class; Increased a louvre on the aluminium shell, the snap-in force of shell and encapsulating material also plays thermolysis in practice when having increased encapsulation to a certain extent.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the structural representation of preferred embodiment of the present utility model;
Fig. 2 is the right view of Fig. 1;
Fig. 3 is that the A-A of Fig. 2 is to cutaway view.
Wherein: 1, encapsulating compound, 2, seal material, 3, ceramic matrix, 4, resistance wire, 5, exit, 6, weld cap, 8, louvre, 9, circular arc, 10, the aluminium shell.
Embodiment
With preferred embodiment the utility model is described in further detail in conjunction with the accompanying drawings now.These accompanying drawings are the schematic diagram of simplification, basic structure of the present utility model only is described in a schematic way, so it only show the formation relevant with the utility model.
A kind of aluminum hull resistor as Figure 1-3, comprise aluminium shell 10, ceramic matrix 3 and resistance wire 4, the surface that resistance wire 4 is wound in ceramic matrix 3 constitutes resistor core, resistor core and weld cap 6 welding, weld cap 6 outsides are connected with exit 5, are filled with between resistor core and the aluminium shell 10 to seal material 2, seal between material 2 and the aluminium shell 10 and are provided with encapsulating compound 1, aluminium shell 10 end faces are circular arc 9, and aluminium shell 10 middle parts also are provided with a louvre 8.
Resistor as shown in Figure 1, my company has increased a louvre 8 on aluminium shell 10, aluminium shell 10 own may produce the gap with resistor core when its effect was mainly encapsulation, general technology is fixed with glue or curing agent, the snap-in force of shell and encapsulating material also plays thermolysis when having increased encapsulation on the general degree in this hole in the actual use.
The end face of the aluminium shell 10 shown in Fig. 2-3, the technology end face of general producer is the plane, and my company has changed system into arc surface with the plane, and the distance of circular arc is certainly greater than straight line between 2, so increase the creepage distance of resistor, improved insulation and voltage withstand class.
The making principle of this ship type aluminum hull resistor is: coiling ceramic matrix resistor core, the surperficial coiling resistance wire 4 of ceramic matrix 3 forms resistor core, the surface-coated of ceramic matrix 3 has one deck to seal material 2, resistor core and weld cap 6 welding, weld cap 6 connects exit 5, put into aluminium shell 10 after requiring to arrange according to Fig. 1 and encapsulate, Performance Detection is carried out on last 5 dozens of limits of exit again; This novel aluminum hull resistor key property is that power is big and firm, shatter-proof, and heat radiation is good, and temperature coefficient of resistance is little, linearly changes, and accommodation is good, and Multiple Combination is selected, and more convenient user installs, strong shock resistance, cost performance height.
With above-mentioned foundation desirable embodiment of the present utility model is enlightenment, and by above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this utility model technological thought.The technical scope of this utility model is not limited to the content on the specification, must determine its technical scope according to the claim scope.
Claims (3)
1. aluminum hull resistor, comprise aluminium shell, ceramic matrix and resistance wire, the surface that described resistance wire is wound in ceramic matrix constitutes resistor core, described resistor core and weld cap welding, the described weld cap outside is connected with exit, is filled with between described resistor core and the aluminium shell and seals material, and described sealing between material and the aluminium shell is provided with encapsulating compound, it is characterized in that: described aluminium shell end face is a circular arc, and described aluminium shell middle part also is provided with a louvre.
2. a kind of aluminum hull resistor as claimed in claim 1 is characterized in that: described ceramic matrix is cylindric.
3. a kind of aluminum hull resistor as claimed in claim 1 is characterized in that: fix with glue or curing agent when described aluminium shell and encapsulating compound encapsulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205518616U CN201838411U (en) | 2010-09-30 | 2010-09-30 | Aluminum housed resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205518616U CN201838411U (en) | 2010-09-30 | 2010-09-30 | Aluminum housed resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201838411U true CN201838411U (en) | 2011-05-18 |
Family
ID=44008514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205518616U Expired - Fee Related CN201838411U (en) | 2010-09-30 | 2010-09-30 | Aluminum housed resistor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201838411U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103310924A (en) * | 2013-06-09 | 2013-09-18 | 蚌埠市伟创远东电子有限公司 | Insulation high-voltage-resistant impact-resistant aluminum-shell resistor |
| CN103887024A (en) * | 2012-12-19 | 2014-06-25 | 上海吉泰电阻器有限公司 | Encapsulation resistor for high-voltage power transmission and distribution system |
| CN104242066A (en) * | 2014-08-22 | 2014-12-24 | 重庆从仁机电有限公司 | Machining method of spark plug cap winding resistor |
| CN104658725A (en) * | 2015-03-09 | 2015-05-27 | 苏州洛特兰新材料科技有限公司 | Fixed ceramic resistor |
| CN105427979A (en) * | 2015-12-07 | 2016-03-23 | 安徽昌盛电子股份有限公司 | Instant high pulse and large current resistance aluminum shell resistor |
| CN107024502A (en) * | 2016-02-01 | 2017-08-08 | 上海景瑞阳实业有限公司 | A kind of low disturbance constant temperature trace thermal conductivity detector (TCD) of big flow |
| CN115148432A (en) * | 2022-08-11 | 2022-10-04 | 蚌埠市伟创远东电子有限公司 | High-overload linear low-temperature-coefficient aluminum alloy shell wire-wound resistor |
-
2010
- 2010-09-30 CN CN2010205518616U patent/CN201838411U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103887024A (en) * | 2012-12-19 | 2014-06-25 | 上海吉泰电阻器有限公司 | Encapsulation resistor for high-voltage power transmission and distribution system |
| CN103310924A (en) * | 2013-06-09 | 2013-09-18 | 蚌埠市伟创远东电子有限公司 | Insulation high-voltage-resistant impact-resistant aluminum-shell resistor |
| CN103310924B (en) * | 2013-06-09 | 2015-11-18 | 蚌埠市伟创远东电子有限公司 | High pressure resistant, the shock resistance aluminum-housed resistor of a kind of insulation |
| CN104242066A (en) * | 2014-08-22 | 2014-12-24 | 重庆从仁机电有限公司 | Machining method of spark plug cap winding resistor |
| CN104658725A (en) * | 2015-03-09 | 2015-05-27 | 苏州洛特兰新材料科技有限公司 | Fixed ceramic resistor |
| CN105427979A (en) * | 2015-12-07 | 2016-03-23 | 安徽昌盛电子股份有限公司 | Instant high pulse and large current resistance aluminum shell resistor |
| CN107024502A (en) * | 2016-02-01 | 2017-08-08 | 上海景瑞阳实业有限公司 | A kind of low disturbance constant temperature trace thermal conductivity detector (TCD) of big flow |
| CN115148432A (en) * | 2022-08-11 | 2022-10-04 | 蚌埠市伟创远东电子有限公司 | High-overload linear low-temperature-coefficient aluminum alloy shell wire-wound resistor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110518 Termination date: 20140930 |
|
| EXPY | Termination of patent right or utility model |