CN216696447U - Shaft-driven carbon film potentiometer - Google Patents
Shaft-driven carbon film potentiometer Download PDFInfo
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- CN216696447U CN216696447U CN202123136665.XU CN202123136665U CN216696447U CN 216696447 U CN216696447 U CN 216696447U CN 202123136665 U CN202123136665 U CN 202123136665U CN 216696447 U CN216696447 U CN 216696447U
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- carbon film
- shaft
- driving shaft
- film
- metal film
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Abstract
The utility model discloses a shaft-driven carbon film potentiometer, which comprises a shell, wherein the shell comprises a base and a cover plate which are connected, a rotor assembly is arranged in the shell and connected with a driving shaft, a notch for the driving shaft to penetrate through is formed in the cover plate, a sealing ring is arranged at the notch, and a blocking cover is further arranged at one side end, far away from the cover plate, of the sealing ring. The resistance can be adjusted by driving the driving shaft to rotate and drive the reed to move, the driving shaft can be externally connected with automatic rotating equipment to realize automatic control, and meanwhile, compared with the existing annular film, the carbon film and the metal film which are in an arc shape simplify the structure and save materials.
Description
Technical Field
The utility model relates to the technical field of carbon film potentiometers, in particular to a shaft-driven carbon film potentiometer.
Background
The existing diesel engine ECU uses a carbon film potentiometer, when the carbon film potentiometer is used, the carbon film potentiometer is generally manually controlled to work, the resistance is adjustable, and then the action speed is controlled, but the existing manual control under the large background of intelligent and automatic machinery has certain limitation.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to overcome the above-mentioned shortcomings of the prior art and to provide an automatic carbon film potentiometer that is switched by shaft driving.
In order to achieve the purpose, the utility model provides an axis-driven carbon film potentiometer, which adopts the following technical scheme:
the utility model provides an axle drive formula carbon film potentiometer, includes the casing, the casing is including the base and the apron that are connected, be provided with the rotor subassembly in the casing, the rotor subassembly is connected with the drive shaft, be provided with the breach that supplies the drive shaft to pass on the apron, breach department is provided with the sealing washer, the sealing washer is kept away from one side of apron and still is provided with the fender lid.
The utility model provides a further improvement of the shaft-driven carbon film potentiometer, wherein the rotor assembly comprises a fixed part fixed on the shell and a rotating part rotatably connected with the fixed part, and the rotating part is fixedly connected with the driving shaft.
The shaft-driven carbon film potentiometer is further improved in that the fixed part is provided with an arc-shaped carbon film and a metal film, the rotating part is provided with a contact contacted with the carbon film and the metal film, the contact is a reed, and the reed rotates to be contacted with the arc-shaped carbon film and the metal film when the rotating part rotates.
The shaft-driven carbon film potentiometer is further improved in that the carbon film and the metal film are provided with two groups, and the reed is also provided with two groups.
Compared with the prior art, the utility model has the beneficial effects that:
the resistance can be adjusted by driving the driving shaft to rotate and drive the reed to move, the driving shaft can be externally connected with automatic rotating equipment to realize automatic control, and meanwhile, compared with the existing annular film, the carbon film and the metal film which are in an arc shape simplify the structure and save materials.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure: the structure comprises a base 1, a cover plate 2, a rotor assembly 3, a fixing part 31, a rotating part 32, a gap 4, a sealing ring 5 and a blocking cover 6.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, a shaft-driven carbon film potentiometer comprises a housing, the housing comprises a base 1 and an cover plate 2 which are connected, a rotor assembly 3 is arranged in the housing, the rotor assembly is connected with a driving shaft, a notch 4 for the driving shaft to pass through is arranged on the cover plate 2, a sealing ring 5 is arranged at the notch 4, the sealing ring is a waterproof sealing ring, and a blocking cover 6 is further arranged at one side end, away from the cover plate 2, of the sealing ring 5. The driving shaft can be externally connected with a motor, so that the automatic switch carbon film potentiometer is realized.
Further, the rotor assembly 3 includes a fixing portion 31 fixed to the housing and a rotating portion 32 rotatably connected to the fixing portion, and the rotating portion is fixedly connected to the driving shaft. The fixing part is provided with an arc-shaped carbon film and a metal film, the rotating part is provided with a contact which is in contact with the carbon film and the metal film, the contact is a reed, and the reed rotates and is in contact with the arc-shaped carbon film and the metal film when the rotating part rotates. The part on the fixed part of carbon film, metal film place is perpendicular with the actuating shaft, compares with current rotor subassembly that is annular for the pivot, and the structure has been simplified to the fixed part, has practiced thrift the material, has guaranteed the effect.
Further, the carbon film and the metal film are provided with two groups, and the reeds are also provided with two groups.
The working principle of the utility model is as follows: the starting motor drives the driving shaft to rotate, so that the carbon film potentiometer starts to work, the driving shaft rotates to drive the rotation of the rotating part, the reed rotates in an arc shape on the carbon film and the metal film of the fixing part, the resistance is variably adjusted, the diesel motor is controlled, and the mechanical moving speed of the diesel engine is further applied.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (4)
1. The utility model provides an axle drive formula carbon film potentiometer which characterized in that: the motor rotor assembly comprises a housing, the casing is including the base and the apron that are connected, be provided with the rotor subassembly in the casing, the rotor subassembly is connected with the drive shaft, be provided with the breach that supplies the drive shaft to pass on the apron, breach department is provided with the sealing washer, the sealing washer is kept away from one side of apron and still is provided with the fender lid.
2. The shaft-driven carbon film potentiometer according to claim 1, wherein: the rotor subassembly is including the fixed part that is fixed in the casing and the rotation portion of rotating and connecting in the fixed part, rotation portion fixed connection is in the drive shaft.
3. The shaft-driven carbon film potentiometer according to claim 2, wherein: the fixed part is provided with an arc-shaped carbon film and a metal film, the rotating part is provided with a contact contacted with the carbon film and the metal film, the contact is a reed, and the reed rotates and is contacted with the arc-shaped carbon film and the metal film when the rotating part rotates.
4. A shaft-driven carbon film potentiometer according to claim 3, wherein: the carbon film and the metal film are provided with two groups, and the reeds are also provided with two groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123136665.XU CN216696447U (en) | 2021-12-14 | 2021-12-14 | Shaft-driven carbon film potentiometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123136665.XU CN216696447U (en) | 2021-12-14 | 2021-12-14 | Shaft-driven carbon film potentiometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216696447U true CN216696447U (en) | 2022-06-07 |
Family
ID=81839391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123136665.XU Active CN216696447U (en) | 2021-12-14 | 2021-12-14 | Shaft-driven carbon film potentiometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216696447U (en) |
-
2021
- 2021-12-14 CN CN202123136665.XU patent/CN216696447U/en active Active
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