CN204332563U - A kind of high temperature resistant resistance device - Google Patents
A kind of high temperature resistant resistance device Download PDFInfo
- Publication number
- CN204332563U CN204332563U CN201520044182.2U CN201520044182U CN204332563U CN 204332563 U CN204332563 U CN 204332563U CN 201520044182 U CN201520044182 U CN 201520044182U CN 204332563 U CN204332563 U CN 204332563U
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- high temperature
- temperature resistant
- wall
- resistance device
- side plate
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Abstract
The utility model relates to a kind of high temperature resistant resistance device, it comprises high temperature resistant housing, described high temperature resistant housing is provided with interior thermal wall and outer thermal wall, vacuum chamber is provided with between described interior thermal wall and outer thermal wall, the two ends of high temperature resistant housing are provided with side plate, described side plate outer surface is provided with thermal insulation layer, side plate is connected with bearing, high temperature resistant enclosure interior is provided with resistor body, described resistor body is provided with earthenware, the outer wall of described earthenware is wound with resistive band, the outer wall of described resistive band is provided with high-temperature-resistant layer, the two ends of earthenware are respectively arranged with binding post, there is structure simple, reasonable in design, easy to use, resistance to elevated temperatures is good, long service life, avoid the advantage that high temperature affects electric component.
Description
Technical field
The utility model belongs to electronic element apparatus field, is specifically related to a kind of resistor, particularly a kind of high temperature resistant resistance device.
Background technology
Resistor is a current limiting element, what use very in daily life is extensive, resistor is connect in circuit, the resistance of resistor is fixing is generally two pins, it can the size of current on its institute's chord road of restricted passage, resistor is the element that in electronic circuit, number of applications is maximum, usually power and resistance formation different series is pressed, select for circuit designers, resistor is mainly used to regulate and stabling current and voltage in circuit, can be used as shunt and voltage divider, also Circuit Matching load can be done, according to circuit requirement, also can be used for negative feedback or the positive feedback of amplifying circuit, Voltage-current conversion, voltage during input overload or overcurrent protection element, RC circuit can be formed again as vibration, filtering, bypass, differential, anomalous integral time constant element etc., but, in some specific high temperature places, because temperature is higher, therefore larger on the resistance variations impact of resistor, especially when some special needs precisions use, the environment of high temperature will have an impact to resistor, and, extraneous high temperature is easy to the damage causing resistor element, reduce the useful life of resistor, in addition, in specific hot environment, common resistor cannot meet the needs of equipment again, therefore, find a kind of structure simple, reasonable in design, easy to use, resistance to elevated temperatures is good, long service life, high temperature is avoided just extremely to be necessary the high temperature resistant resistance device that electric component affects.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and it is simple to provide one to have structure, and reasonable in design, easy to use, resistance to elevated temperatures is good, long service life, avoids the high temperature resistant resistance device that high temperature affects electric component.
The technical solution adopted in the utility model is achieved in that a kind of high temperature resistant resistance device, it comprises high temperature resistant housing, described high temperature resistant housing is provided with interior thermal wall and outer thermal wall, vacuum chamber is provided with between described interior thermal wall and outer thermal wall, the two ends of high temperature resistant housing are provided with side plate, described side plate outer surface is provided with thermal insulation layer, side plate is connected with bearing, high temperature resistant enclosure interior is provided with resistor body, described resistor body is provided with earthenware, the outer wall of described earthenware is wound with resistive band, the outer wall of described resistive band is provided with high-temperature-resistant layer, the two ends of earthenware are respectively arranged with binding post.
Described interior thermal wall is identical with outer thermal wall material used.
Described interior thermal wall and outer thermal wall are respectively at the side plate compact siro spinning technology of both sides.
Described thermal insulation layer is set to alumina silicate thermal insulation layer.
Described high-temperature-resistant layer is set to fire resistant resin layer.
The beneficial effects of the utility model: a kind of high temperature resistant resistance device of the utility model, adopt heat insulation and mode that the is double protection of exotic material, realize the resistance to elevated temperatures of resistor, so that reach resistor there is the object that still high-precisionly can realize its function under the high temperature conditions, this high temperature resistant resistance device is provided with high temperature resistant housing, this resistant to elevated temperatures housing is set to inner insulating layer and outer thermal insulation layer, and in the middle of inner insulating layer and outer thermal insulation layer, be provided with vacuum chamber, first by the protection of outer thermal insulation layer, make to enter into vacuum cavity temperature significantly to reduce, then owing to being provided with vacuum chamber, heat can only enter into inner insulating layer by the mode of heat radiation and go out, this structure just greatly reduces the intensity that heat internally conducts, then, by the inner insulating layer arranged, the heat of conduction is further reduced, the resistor worked so under the high temperature conditions, just can effectively reduce the ambient temperature of its work, prevent high temperature on the impact of electric component resistor, what equipment was run is more smooth, the precision run is higher, in addition, the two ends of high temperature resistant housing are provided with alumina silicate thermal insulation layer, the setting of this structure just avoids heat by a large amount of conduction of the high temperature resistant enclosure interior of two side direction, finally, the outer wall of resistor body resistive band is again provided with fire resistant resin layer, to avoid being destroyed when high temperature resistant housing, or when heat occurs significantly entering into enclosure interior, still by the high-temperature-resistant layer arranged, resistor can be protected, reach the object of dual high temperature resistant protection, this structure effectively raises the useful life of resistor, avoid the inconvenience of the frequent replacing of resistor, it is simple that the utility model has structure, reasonable in design, easy to use, resistance to elevated temperatures is good, long service life, avoid the advantage that high temperature affects electric component.
Accompanying drawing explanation
Fig. 1 is a kind of high temperature resistant resistance device of the utility model structural representation.
Fig. 2 is a kind of high temperature resistant resistance device of the utility model resistor body structural representation.
Fig. 3 is a kind of high temperature resistant resistance device of the utility model resistor body left view.
In figure: 1, high temperature resistant housing 2, interior thermal wall 3, outer thermal wall 4, vacuum chamber 5, side plate 6, thermal insulation layer 7, bearing 8, resistor body 9, earthenware 10, resistive band 11, high-temperature-resistant layer 12, binding post.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further.
Embodiment 1
As Fig. 1, shown in Fig. 2 and Fig. 3, a kind of high temperature resistant resistance device, it comprises high temperature resistant housing 1, described high temperature resistant housing 1 is provided with interior thermal wall 2 and outer thermal wall 3, vacuum chamber 4 is provided with between described interior thermal wall 2 and outer thermal wall 3, the two ends of high temperature resistant housing 1 are provided with side plate 5, described side plate 5 outer surface is provided with thermal insulation layer 6, side plate 5 is connected with bearing 7, high temperature resistant housing 1 inside is provided with resistor body 8, described resistor body 8 is provided with earthenware 9, the outer wall of described earthenware 9 is wound with resistive band 10, the outer wall of described resistive band 10 is provided with high-temperature-resistant layer 11, the two ends of earthenware 9 are respectively arranged with binding post 12.
A kind of high temperature resistant resistance device of the utility model, adopt heat insulation and mode that the is double protection of exotic material, realize the resistance to elevated temperatures of resistor, so that reach resistor there is the object that still high-precisionly can realize its function under the high temperature conditions, this high temperature resistant resistance device is provided with high temperature resistant housing, this resistant to elevated temperatures housing is set to inner insulating layer and outer thermal insulation layer, and in the middle of inner insulating layer and outer thermal insulation layer, be provided with vacuum chamber, first by the protection of outer thermal insulation layer, make to enter into vacuum cavity temperature significantly to reduce, then owing to being provided with vacuum chamber, heat can only enter into inner insulating layer by the mode of heat radiation and go out, this structure just greatly reduces the intensity that heat internally conducts, then, by the inner insulating layer arranged, the heat of conduction is further reduced, the resistor worked so under the high temperature conditions, just can effectively reduce the ambient temperature of its work, prevent high temperature on the impact of electric component resistor, what equipment was run is more smooth, the precision run is higher, in addition, the two ends of high temperature resistant housing are provided with alumina silicate thermal insulation layer, the setting of this structure just avoids heat by a large amount of conduction of the high temperature resistant enclosure interior of two side direction, finally, the outer wall of resistor body resistive band is again provided with fire resistant resin layer, to avoid being destroyed when high temperature resistant housing, or when heat occurs significantly entering into enclosure interior, still by the high-temperature-resistant layer arranged, resistor can be protected, reach the object of dual high temperature resistant protection, this structure effectively raises the useful life of resistor, avoid the inconvenience of the frequent replacing of resistor, it is simple that the utility model has structure, reasonable in design, easy to use, resistance to elevated temperatures is good, long service life, avoid the advantage that high temperature affects electric component.
Embodiment 2
As Fig. 1, shown in Fig. 2 and Fig. 3, a kind of high temperature resistant resistance device, it comprises high temperature resistant housing 1, described high temperature resistant housing 1 is provided with interior thermal wall 2 and outer thermal wall 3, vacuum chamber 4 is provided with between described interior thermal wall 2 and outer thermal wall 3, the two ends of high temperature resistant housing 1 are provided with side plate 5, described side plate 5 outer surface is provided with thermal insulation layer 6, side plate 5 is connected with bearing 7, high temperature resistant housing 1 inside is provided with resistor body 8, described resistor body 8 is provided with earthenware 9, the outer wall of described earthenware 9 is wound with resistive band 10, the outer wall of described resistive band 10 is provided with high-temperature-resistant layer 11, the two ends of earthenware 9 are respectively arranged with binding post 12, described interior thermal wall 2 is identical with outer thermal wall 3 material used, described interior thermal wall 2 and outer thermal wall 3 are respectively at side plate 5 compact siro spinning technology of both sides, described thermal insulation layer 6 is set to alumina silicate thermal insulation layer, described high-temperature-resistant layer 11 is set to fire resistant resin layer.
A kind of high temperature resistant resistance device of the utility model, adopt heat insulation and mode that the is double protection of exotic material, realize the resistance to elevated temperatures of resistor, so that reach resistor there is the object that still high-precisionly can realize its function under the high temperature conditions, this high temperature resistant resistance device is provided with high temperature resistant housing, this resistant to elevated temperatures housing is set to inner insulating layer and outer thermal insulation layer, and in the middle of inner insulating layer and outer thermal insulation layer, be provided with vacuum chamber, first by the protection of outer thermal insulation layer, make to enter into vacuum cavity temperature significantly to reduce, then owing to being provided with vacuum chamber, heat can only enter into inner insulating layer by the mode of heat radiation and go out, this structure just greatly reduces the intensity that heat internally conducts, then, by the inner insulating layer arranged, the heat of conduction is further reduced, the resistor worked so under the high temperature conditions, just can effectively reduce the ambient temperature of its work, prevent high temperature on the impact of electric component resistor, what equipment was run is more smooth, the precision run is higher, in addition, the two ends of high temperature resistant housing are provided with alumina silicate thermal insulation layer, the setting of this structure just avoids heat by a large amount of conduction of the high temperature resistant enclosure interior of two side direction, finally, the outer wall of resistor body resistive band is again provided with fire resistant resin layer, to avoid being destroyed when high temperature resistant housing, or when heat occurs significantly entering into enclosure interior, still by the high-temperature-resistant layer arranged, resistor can be protected, reach the object of dual high temperature resistant protection, this structure effectively raises the useful life of resistor, avoid the inconvenience of the frequent replacing of resistor, it is simple that the utility model has structure, reasonable in design, easy to use, resistance to elevated temperatures is good, long service life, avoid the advantage that high temperature affects electric component.
Claims (5)
1. a high temperature resistant resistance device, it comprises high temperature resistant housing, it is characterized in that: described high temperature resistant housing is provided with interior thermal wall and outer thermal wall, vacuum chamber is provided with between described interior thermal wall and outer thermal wall, the two ends of high temperature resistant housing are provided with side plate, described side plate outer surface is provided with thermal insulation layer, side plate is connected with bearing, high temperature resistant enclosure interior is provided with resistor body, described resistor body is provided with earthenware, the outer wall of described earthenware is wound with resistive band, the outer wall of described resistive band is provided with high-temperature-resistant layer, the two ends of earthenware are respectively arranged with binding post.
2. a kind of high temperature resistant resistance device according to claim 1, is characterized in that: described interior thermal wall is identical with outer thermal wall material used.
3. a kind of high temperature resistant resistance device according to claim 1, is characterized in that: described interior thermal wall and outer thermal wall are respectively at the side plate compact siro spinning technology of both sides.
4. a kind of high temperature resistant resistance device according to claim 1, is characterized in that: described thermal insulation layer is set to alumina silicate thermal insulation layer.
5. a kind of high temperature resistant resistance device according to claim 1, is characterized in that: described high-temperature-resistant layer is set to fire resistant resin layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520044182.2U CN204332563U (en) | 2015-01-22 | 2015-01-22 | A kind of high temperature resistant resistance device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520044182.2U CN204332563U (en) | 2015-01-22 | 2015-01-22 | A kind of high temperature resistant resistance device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204332563U true CN204332563U (en) | 2015-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520044182.2U Expired - Fee Related CN204332563U (en) | 2015-01-22 | 2015-01-22 | A kind of high temperature resistant resistance device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204332563U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108735407A (en) * | 2018-05-20 | 2018-11-02 | 苏州固特斯电子科技有限公司 | A kind of fixed resister |
| CN109243734A (en) * | 2018-08-20 | 2019-01-18 | 湖南福德电气有限公司 | A kind of load box of dual-seal |
-
2015
- 2015-01-22 CN CN201520044182.2U patent/CN204332563U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108735407A (en) * | 2018-05-20 | 2018-11-02 | 苏州固特斯电子科技有限公司 | A kind of fixed resister |
| CN109243734A (en) * | 2018-08-20 | 2019-01-18 | 湖南福德电气有限公司 | A kind of load box of dual-seal |
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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: 20150513 Termination date: 20160122 |
|
| EXPY | Termination of patent right or utility model |