CN204229949U - A kind of screw thread resistor - Google Patents
A kind of screw thread resistor Download PDFInfo
- Publication number
- CN204229949U CN204229949U CN201420695416.5U CN201420695416U CN204229949U CN 204229949 U CN204229949 U CN 204229949U CN 201420695416 U CN201420695416 U CN 201420695416U CN 204229949 U CN204229949 U CN 204229949U
- Authority
- CN
- China
- Prior art keywords
- resistor
- supporting plate
- screw thread
- pipe
- ceramic resistor
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a kind of screw thread resistor, comprise supporting seat (1), the upper support and connection ceramic resistor pipe (4) of supporting seat (1), ceramic resistor pipe (4) is wound around resistance wire (5), it is characterized in that: described supporting seat (1) comprises the supporting plate (2) of SMC composite, the both sides of supporting plate (2) are fixedly connected with the riser (3) of two SMC composites, described ceramic resistor pipe (4) by insulated connecting piece (8) secure fit between two risers (3), described supporting plate (2) is connected one by the resistance box shell (9) of complete for ceramic resistor pipe (4) totally enclosed SMC composite.Advantage of the present utility model: this resistor structure is simple, easy for installation, and firm wear-resisting, and high temperature resistance is not aging, indeformable, in wet condition insulating properties and explosion-proof type good, long service life.
Description
Technical field
The utility model relates to electronic devices and components field, particularly a kind of screw thread resistor.
Background technology
Resistor adopts earthenware as skeleton, earthenware secures two leading-out terminals, and earthenware is wound with the alloy resistance wire of the bandlet wave-like contacted with leading-out terminal on the surface, and have fire-retardant at its surface-coated one deck, and the insulating coating of high-temperature stability, easy for installation, there is good heat radiating ability, can be used for frequency converter braking, servo system, in the electric loops such as power supply.And at present, along with research and development and the input of powerful device, this requires then to improve further for resistor, if this is because the power of resistor increases, then to certainly will improve the requirement of heat dispersion, otherwise, be difficult to the normal use meeting resistor, easily cause the life-span of resistor short, particularly be applied in the resistor on mining equipment, want can wear-resisting, high temperature resistance is not aging, will keep good insulating properties in wet condition yet, explosion-proof performance require higher.
Utility model content
The purpose of this utility model is to solve perishable, aging fast, the insulation of prior art and the not good shortcoming of explosion-proof, proposing a kind of screw thread resistor significantly improving fail safe and useful life.
To achieve these goals, the utility model have employed following technical scheme:
A kind of screw thread resistor, comprise supporting seat, support and connection ceramic resistor pipe on supporting seat, ceramic resistor pipe is wound around resistance wire, it is characterized in that: described supporting seat comprises the supporting plate of SMC composite, the both sides of supporting plate are fixedly connected with the riser of two SMC composites, and described ceramic resistor pipe between two risers, described supporting plate is connected one by the shell of the SMC composite of ceramic resistor duct occlusion by insulated connecting piece secure fit.
On the basis of technique scheme, following further technical scheme can be had:
Described ceramic resistor tubing string face is provided with the holding tank of longitudinal continuous helical, and described resistance wire is spring-like and threaded engagement is wrapped in holding tank.
The epipleural of described shell is provided with two symmetrical wire holes, and the lead-out wire at described resistance wire two ends is each passed through and is connected with outside with the wire hole of its corresponding end.
The epipleural of described resistance box shell is also provided with thermovent.
The upper end of each described riser is equipped with a mating groove, and described ceramic resistor pipe is by being engaged in insulated connecting piece secure fit in mating groove between two risers, and described insulated connecting piece is the screw rod and nut that cooperatively interact.
The two ends of described supporting plate are also respectively equipped with a regulating tank, and described supporting plate is fixedly connected on exterior object by the connector be engaged in regulating tank.
Described shell and supporting seat select SMC composite material, SMC composite material is the abbreviation of Sheet molding compound, i.e. sheet molding compound, have good electrical insulating property, explosion-proof and corrosion resistance, and SMC composite material light is high-strength, thermal conductivity is low, the coefficient of expansion is little, high temperature resistance is not aging, indeformable, and insulating properties is also fine in wet condition.
Beneficial effect: the utility model structure is simple, easy for installation, and firm wear-resisting, and high temperature resistance is not aging, indeformable, in wet condition insulating properties and explosion-proof type good, long service life.
Accompanying drawing explanation
Fig. 1 is basic structure schematic diagram of the present utility model.
Embodiment
As shown in Figure 1, a kind of screw thread resistor that the utility model provides, comprise supporting seat 1, support and connection ceramic resistor pipe 4 on supporting seat 1, ceramic resistor pipe 4 is wound around resistance wire 5, in the both sides of described ceramic resistor pipe 4, symmetry connects two retainer rings 6 respectively, each described retainer ring 6 top is equipped with two binding 6a, the bolt and nut secure fit that described binding 6a is cooperatively interacted by upper and lower two groups, described binding 6a is provided with binding post 7, described binding post 7 is be prior art with the pass that is connected of described retainer ring 6, do not describe in detail herein, the two ends of described resistance wire 5 are separately fixed on corresponding binding post 7, supporting seat 1 comprises the supporting plate 2 of SMC composite, the axis at supporting plate 2 two ends is also respectively equipped with a regulating tank 2a, described supporting plate 2 is fixedly connected on exterior object by the screw be engaged in regulating tank 2a.
The both sides of described supporting plate 2 are fixedly connected with the riser 3 of two SMC composites, the upper end of each described riser 3 is equipped with a mating groove 3a, described ceramic resistor pipe 4 is by being engaged in insulated connecting piece 8 secure fit in mating groove 3a between two risers 3, described insulated connecting piece 8 is the screw rod that cooperatively interacts and nut, described supporting plate 2 is connected one by the shell 9 of complete for ceramic resistor pipe 4 totally enclosed SMC composite, the epipleural of described shell 9 is provided with corresponding louvre, the epipleural of described shell 9 is also provided with two symmetrical wire hole 9a, lead-out wire on two described binding posts 7 is each passed through the wire hole 9a corresponding with it and is connected with outside.
Described ceramic resistor pipe 4 cylinder is provided with the holding tank 4a of longitudinal continuous helical, and described resistance wire 5 is spring-like and threaded engagement is wrapped in holding tank 4a.
Claims (6)
1. a screw thread resistor, comprise supporting seat (1), the upper support and connection ceramic resistor pipe (4) of supporting seat (1), ceramic resistor pipe (4) is wound around resistance wire (5), it is characterized in that: described supporting seat (1) comprises the supporting plate (2) of SMC composite, the both sides of supporting plate (2) are fixedly connected with the riser (3) of two SMC composites, described ceramic resistor pipe (4) by insulated connecting piece (8) secure fit between two risers (3), described supporting plate (2) is connected one by the shell (9) of SMC composite closed for ceramic resistor pipe (4).
2. a kind of screw thread resistor according to claim 1, is characterized in that: described ceramic resistor pipe (4) cylinder is provided with the holding tank (4a) of longitudinal continuous helical, described resistance wire (5) in spring-like and threaded engagement be wrapped in holding tank (4a).
3. a kind of screw thread resistor according to claim 1 and 2, it is characterized in that: the epipleural of described shell (9) is provided with two symmetrical wire holes (9a), the lead-out wire at described resistance wire (5) two ends is each passed through and is connected with outside with the wire hole of its corresponding end (9a).
4. a kind of screw thread resistor according to claim 3, is characterized in that: the epipleural of described shell (9) is also provided with thermovent (9b).
5. a kind of screw thread resistor according to claim 1, it is characterized in that: the upper end of each described riser (3) is equipped with a mating groove (3a), described ceramic resistor pipe (4) is by being engaged in insulated connecting piece (8) secure fit in mating groove (3a) between two risers (3), and described insulated connecting piece (8) is the screw rod that cooperatively interacts and nut.
6. a kind of screw thread resistor according to claim 1, it is characterized in that: the two ends of described supporting plate (2) are also respectively equipped with a regulating tank (2a), and described supporting plate (2) is fixedly connected on exterior object by the connector be engaged in regulating tank (2a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420695416.5U CN204229949U (en) | 2014-11-19 | 2014-11-19 | A kind of screw thread resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420695416.5U CN204229949U (en) | 2014-11-19 | 2014-11-19 | A kind of screw thread resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204229949U true CN204229949U (en) | 2015-03-25 |
Family
ID=52928016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420695416.5U Expired - Fee Related CN204229949U (en) | 2014-11-19 | 2014-11-19 | A kind of screw thread resistor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204229949U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107103973A (en) * | 2017-05-27 | 2017-08-29 | 广东福德电子有限公司 | A kind of wire wound resistor |
| CN108462084A (en) * | 2018-04-09 | 2018-08-28 | 广东电网有限责任公司 | Insulated platform for installing high-voltage circuit-breaker switching on-off coil series resistance |
| CN110189876A (en) * | 2019-05-23 | 2019-08-30 | 江苏锦秀高压电器有限公司 | A kind of wave regulating resistor and its manufacturing process |
-
2014
- 2014-11-19 CN CN201420695416.5U patent/CN204229949U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107103973A (en) * | 2017-05-27 | 2017-08-29 | 广东福德电子有限公司 | A kind of wire wound resistor |
| CN108462084A (en) * | 2018-04-09 | 2018-08-28 | 广东电网有限责任公司 | Insulated platform for installing high-voltage circuit-breaker switching on-off coil series resistance |
| CN110189876A (en) * | 2019-05-23 | 2019-08-30 | 江苏锦秀高压电器有限公司 | A kind of wave regulating resistor and its manufacturing process |
| CN110189876B (en) * | 2019-05-23 | 2021-07-30 | 江苏锦秀高压电器有限公司 | Wave modulation resistor and manufacturing process thereof |
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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: 20150325 Termination date: 20151119 |
|
| EXPY | Termination of patent right or utility model |