CN207149344U - A kind of adjustable resistor - Google Patents
A kind of adjustable resistor Download PDFInfo
- Publication number
- CN207149344U CN207149344U CN201720948376.4U CN201720948376U CN207149344U CN 207149344 U CN207149344 U CN 207149344U CN 201720948376 U CN201720948376 U CN 201720948376U CN 207149344 U CN207149344 U CN 207149344U
- Authority
- CN
- China
- Prior art keywords
- moving plate
- stator
- circular support
- face
- adjustable 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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- Adjustable Resistors (AREA)
Abstract
It the utility model is related to resistive technologies field, especially a kind of adjustable resistor, including the first stator, the second stator, moving plate, circular support, the first rotation moving plate and the second rotation moving plate, distinguish the first stator and the connection of the second stator in the both ends of circular support, one end of first rotation moving plate and the second rotation moving plate is hinged by one end of jointed shaft and moving plate, the end face of circular support is provided with carbon film body, the other end of circular support is provided with round bar, round bar is provided with a contact line face around the end face equipped with several resistance wires, resistance wire.The utility model beneficial effect：The utility model is provided with including the first stator, the second stator, moving plate, circular support, the first rotation moving plate and the second rotation moving plate, the end face of circular support is provided with carbon film body, the other end of the circular support is provided with round bar, round bar is around equipped with several resistance wires, the end face of resistance wire is provided with a contact line face, it is simple in construction, securely and reliably.
Description
Technical field
Resistive technologies field is the utility model is related to, especially a kind of adjustable resistor.
Background technology
Shunt resistance device is widely used in the instrument of electricity field, instrument.When the electric current passed through in instrument exceedes it
It is necessary to carrying out range extension using shunt resistance device during range.At present, widely used shunt resistance device is using resistance is low, property
The common resistor of energy.They the shortcomings that are that heat endurance is poor, precision is low, when passing through larger current on shunt resistance, in electricity
Larger heat is produced on resistance silk, this heat can not distribute quickly, thus can make resistance straight hair life large change, cause stability
Difference, precision are low, it is impossible to which higher instrument supports the use with precision.
At present, resistor is one of most commonly used element in electrical equipment, electronic product, but existing resistor is deposited
In problems with:1st, resistor installation makes complicated, and after damage, not easy-maintaining or maintenance cost is higher；2nd, resistance regulation model
Enclose it is small, regulation process it is more complicated；3rd, function is more single.
Therefore, it is necessary to propose a kind of adjustable resistor for above mentioned problem.
Utility model content
The purpose of the utility model is to overcome deficiency of the prior art, there is provided a kind of adjustable resistor.
In order to solve the above-mentioned technical problem, the utility model is to be achieved through the following technical solutions：
A kind of adjustable resistor, including the first stator, the second stator, moving plate, circular support, the first rotation moving plate and second
Moving plate is rotated, the first stator and the connection of the second stator, the first rotation moving plate and second are distinguished in the both ends of the circular support
One end of rotation moving plate is hinged by one end of jointed shaft and moving plate, and the end face of the circular support is provided with carbon film body,
The other end of the circular support is provided with round bar, and the round bar is around equipped with several resistance wires, the end face of the resistance wire
It is provided with a contact line face.
Preferably, the other end of the first rotation moving plate contacts connection with carbon film body.
Preferably, the other end of the second rotation moving plate contacts connection with contact line face.
Preferably, the both ends of the carbon film body are also connected with the first stator and the second stator respectively.
Preferably, the both ends of the resistance wire are connected with the first stator and the second stator respectively.
Preferably, one end of the bearing pin is provided with the first adjusting knob, and the other end of the bearing pin is provided with the second tune
Save knob.
Preferably, the circular support is made of ceramic material.
The utility model beneficial effect：The utility model is provided with including the first stator, the second stator, moving plate, circular branch
Frame, the first rotation moving plate and the second rotation moving plate, the end face of circular support are provided with carbon film body, the circular support it is another
End face is provided with round bar, and round bar is provided with a contact line face, structure letter around the end face equipped with several resistance wires, resistance wire
It is single, securely and reliably.
Design, concrete structure and caused technique effect of the present utility model are made furtherly below with reference to accompanying drawing
It is bright, to be fully understood from the purpose of this utility model, feature and effect.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is rearview of the present utility model.
Embodiment
Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing, but the utility model can be by right
It is required that the multitude of different ways for limiting and covering is implemented.
Such as Fig. 1 and with reference to shown in Fig. 2, a kind of adjustable resistor, including the first stator 1, the second stator 2, moving plate 3, circle
Support 4, first rotates moving plate 5 and second and rotates moving plate 6, and the first stator 1 and the second stator are distinguished in the both ends of the circular support 4
2 connections, one end that the first rotation moving plate 5 and second rotates moving plate 6 are hinged by one end of jointed shaft and moving plate 3, institute
The end face for stating circular support 4 is provided with carbon film body, and the other end of the circular support 4 is provided with round bar 9, the round bar 9
End face equipped with several resistance wires 10, the resistance wire 10 is provided with a contact line face.
Further, the other end of the first rotation moving plate 5 contacts connection, the second rotation moving plate 6 with carbon film body
The other end contact connection with contact line face.
Further, the both ends of the carbon film body are also connected with the first stator 1 and the second stator 2 respectively, the resistance wire
10 both ends are connected with the first stator 1 and the second stator 2 respectively.
Further, one end of the bearing pin is provided with the first adjusting knob 8, and the other end of the bearing pin is provided with second
Adjusting knob 11, the circular support 4 are made of ceramic material.
The utility model is provided with including the first stator, the second stator, moving plate, circular support, the first rotation moving plate and the
Two rotation moving plates, the end face of circular support are provided with carbon film body, and the other end of the circular support is provided with round bar, round bar
End face equipped with several resistance wires, resistance wire is provided with a contact line face, it is simple in construction, securely and reliably.
Preferred embodiment of the present utility model described in detail above.It should be appreciated that the ordinary skill people of this area
Member makes many modifications and variations without creative work can according to design of the present utility model.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality on the basis of existing technology according to design of the present utility model in domain
Available technical scheme is tested, all should be in the protection domain being defined in the patent claims.
Claims (7)
- A kind of 1. adjustable resistor, it is characterised in that：Including the first stator, the second stator, moving plate, circular support, the first rotation The first stator and the connection of the second stator, first rotation are distinguished in moving plate and the second rotation moving plate, the both ends of the circular support One end of moving plate and the second rotation moving plate is hinged by one end of jointed shaft and moving plate, and the end face of the circular support is set There is carbon film body, the other end of the circular support is provided with round bar, and the round bar is around equipped with several resistance wires, the resistance The end face of silk is provided with a contact line face.
- A kind of 2. adjustable resistor as claimed in claim 1, it is characterised in that：The other end and carbon of the first rotation moving plate Film body contact connection.
- A kind of 3. adjustable resistor as claimed in claim 1, it is characterised in that：The other end of the second rotation moving plate is with connecing Touch the contact connection of line face.
- A kind of 4. adjustable resistor as claimed in claim 1, it is characterised in that：The both ends of the carbon film body are also respectively with first Stator and the connection of the second stator.
- A kind of 5. adjustable resistor as claimed in claim 1, it is characterised in that：The both ends of the resistance wire are fixed with first respectively Piece and the connection of the second stator.
- A kind of 6. adjustable resistor as claimed in claim 1, it is characterised in that：One end of the jointed shaft is provided with the first tune Knob is saved, the other end of the jointed shaft is provided with the second adjusting knob.
- A kind of 7. adjustable resistor as claimed in claim 1, it is characterised in that：The circular support uses ceramic material system Into.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720948376.4U CN207149344U (en) | 2017-07-31 | 2017-07-31 | A kind of adjustable resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720948376.4U CN207149344U (en) | 2017-07-31 | 2017-07-31 | A kind of adjustable resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207149344U true CN207149344U (en) | 2018-03-27 |
Family
ID=61673659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720948376.4U Expired - Fee Related CN207149344U (en) | 2017-07-31 | 2017-07-31 | A kind of adjustable resistor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207149344U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110428713A (en) * | 2019-07-23 | 2019-11-08 | 珠海格力电器股份有限公司 | A kind of teaching machine, its operation method, system and automatic working system |
-
2017
- 2017-07-31 CN CN201720948376.4U patent/CN207149344U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110428713A (en) * | 2019-07-23 | 2019-11-08 | 珠海格力电器股份有限公司 | A kind of teaching machine, its operation method, system and automatic working system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180327 Termination date: 20180731 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |