CN207741693U - A kind of conductive plastics voltage is than output angle sensor - Google Patents
A kind of conductive plastics voltage is than output angle sensor Download PDFInfo
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- CN207741693U CN207741693U CN201721756627.5U CN201721756627U CN207741693U CN 207741693 U CN207741693 U CN 207741693U CN 201721756627 U CN201721756627 U CN 201721756627U CN 207741693 U CN207741693 U CN 207741693U
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- voltage
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- conductive plastics
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Abstract
The utility model discloses a kind of conductive plastics voltages than output angle sensor, including resistive element, brush, shaft, the end face of the resistive element is equipped with voltage zero-bit exit, voltage leading-in end, effective travel area, zero compensation area, voltage adjusts area, reference voltage exit, voltage adjustment area is arranged outside effective travel area, the reference voltage exit is set between voltage adjustment area and effective travel area, the total null voltage compensating basin is set between voltage adjustment area and zero-bit leading-in end, voltage adjustment area and zero compensation area, which are all made of to repair carving technology and adjust, considers and handles reason, when accessing constant steady DC power supply between the voltage zero-bit exit and voltage leading-in end, the voltage output ratio of the reference voltage exit and brush is certain value at each gear.The utility model is simple in structure, and position instruction precision is high, and stable work in work effectively compensates for the influence that existing conductive plastics angular transducer generates locomotive operation due to mains ripple.
Description
Technical field
The utility model is related to angular transducer technical fields, more particularly to one kind to be controlled for metro traction trainman
The conductive plastics voltage of device is than output angle sensor.
Background technology
Angle（Angular displacement）Sensor is very wide in the every field application of military project, civilian goods, and especially conductive plastics angle passes
Sensor, with its good linearity, precision is high, overlong service life and Electro Magnetic Compatibility it is good and applied to high-end civilian goods field（For example high ferro,
The driver controller of the traction locomotives such as subway）, for electric locomotive, it is the important portion controlled speed and direction of travel
Part.
Electric locomotive（Including metro traction locomotive）Angle induction element type in driver controller is more, as line around
Middle Eocene device, angular encoder etc..It is then thing in recent years that conductive plastics angular transducer is used for controller with its excellent performance
Feelings.The core component of this kind of sensor is conductive plastic resistance body, is usually used made of spraying, heat pressing process.Conduction modeling
Expect that the operation principle of angular transducer is that the control handle of controller is connected with the shaft of sensor, moves the rotational angle of handle
It substantially has functional relation with the variation of resistance value, according to the voltage divider principle of resistor, so that it may to realize that rotation angle size turns
The voltage signal for becoming height, the speed in direction and traveling for controlling motor sport.The confession of angular transducer in controller
Power supply is from power circuit along the line, since locomotive is in the load variation for starting and running the period, locomotive is across operation by sections
When power supply section power supply difference and power supply department to factors such as the load of power circuit allotments, more or less cause to sense
The fluctuation of device operating voltage, output signal also fluctuate therewith, and consequence is to cause locomotive speed unstable, when controller controls
When handle is removed to designated position, predetermined speed is not achieved, locomotive is in micro- runaway condition, causes a hidden trouble to locomotive operation.
Utility model content
In order to solve technical problem present in above-mentioned background technology, the utility model provides a kind of conductive plastics voltage
Than output angle sensor, it is defeated which than output angle sensor abandons the traditional voltage of potentiometric transducer
Go out mode, exported than in a manner of by voltage, which is certain value, will not be influenced by working sensor voltage fluctuation, and is led
Cause locomotive speed unstable.
What the technical solution of the utility model was realized in：
A kind of conductive plastics voltage is set to electricity than output angle sensor, including resistive element, brush, shaft, the shaft
The center of resistance body is connected with the operation handle of controller, and the end face of the resistive element is equipped with voltage zero-bit exit, voltage draws
Enter end, effective travel area, the effective travel area is set as -45 °~+45 ° sector regions centered on operation handle, the electricity
Zero-bit exit, voltage leading-in end is pressed to be set to outside effective travel area, the brush is set to effective travel area surface, and feature exists
In being additionally provided with zero compensation area, voltage adjustment area, reference voltage exit on the resistive element end face, voltage adjustment area is set
It sets outside effective travel area, the reference voltage exit is set between voltage adjustment area and effective travel area, and the zero-bit is mended
Area is repaid between voltage adjustment area and voltage zero-bit exit, the voltage adjustment area and zero compensation area are all made of and repair quarter work
Skill, which adjust, considers and handles reason, when accessing constant steady DC power supply between the voltage zero-bit exit and voltage leading-in end,
The voltage output ratio of the reference voltage exit and brush is certain value at each gear, when the voltage of voltage leading-in end has one
When standing wave moves, voltage output is than constant.
Further, the resistive element is conductive plastics material, and is molded using heat pressing process.
Further, the brush uses palladium iridium alloy material.
Further, the effective travel area and voltage adjust the equal graphite spraying resistance slurry in area.
Further, the zero compensation area surface spraying silver paste.
The angle induction element of the utility model is conductive plastic resistance body, and working face is smooth and electromagnetic compatibility is good, brush
Using palladium iridium alloy material, work noise is small and overlong service life, has the characteristics that linear precision height and resolving power are high.It is controlled in department
When working in device, it is no longer a simple voltage signal to be supplied to the signal of locomotive, but a voltage signal and reference
The ratio of voltage, when the supply voltage of sensor fluctuates, output signal follows fluctuation with reference voltage, but its ratio is
Certain value.
The utility model has the beneficial effects that：Simple in structure, position instruction precision is high, stable work in work, effectively more
The influence that existing conductive plastics angular transducer generates locomotive operation due to mains ripple has been mended, bearing because of locomotive is suitble to
The power supply difference and power supply department that load variation is big, locomotive powers section when across operation by sections allocate the load of power circuit
Etc. factors cause to use in the case of working sensor voltage fluctuation.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the operation principle schematic diagram of the utility model embodiment；
Fig. 3 is voltage output ratio curve and gear respective value.
In figure：1, resistive element, 2, voltage zero-bit exit, 3, zero compensation area, 4, stroke effective district, 5, reference voltage draws
Outlet, 6, voltage adjust area, 7, voltage leading-in end, 8, brush.
Specific implementation mode
As shown in Figure 1, 2, the utility model embodiment includes resistive element 1, brush 8, shaft, and shaft is set to resistive element 1
Center is connected with the operation handle of controller, and resistive element 1 is conductive plastics material, and is molded using heat pressing process, the resistive element
1 end face is equipped with voltage zero-bit exit 2, voltage leading-in end 7, effective travel area 4, and effective travel area 4 is set as with manipulator
- 45 °~+45 ° sector regions centered on handle, surface spraying graphite resistance paste, voltage zero-bit exit 2, voltage leading-in end 7
Outside effective travel area 4, brush 8 is set to 4 surface of effective travel area, and brush 8 is operated in the effective travel area of resistive element 1,
The brush 8 uses palladium iridium alloy material；
Zero compensation area 3, voltage adjustment area 6, reference voltage exit 5 are additionally provided on 1 end face of resistive element, voltage adjusts area
6 are arranged outside effective travel area 4, which adjusts 6 surface spraying graphite resistance paste of area, and carries out tune ginseng using carving technology is repaiied
Processing, reference voltage exit 5 are set between voltage adjustment area 6 and effective travel area 4, and zero compensation area 3 is adjusted set on voltage
Between area 6 and voltage zero-bit exit 2, the 3 surface spraying silver paste of zero compensation area, and using repair carving technology carry out adjust consider and handle
Reason.
As shown in figure 3, when accessing constant steady DC power supply between voltage zero-bit exit 2 and voltage leading-in end 7, lead to
Cross repair carving technology to the zero compensation area 3 and voltage adjustment area 6 carry out adjust consider and handle reason, at each gear reference voltage extraction
The voltage output ratio of end 5 and brush 8 is certain value, and angle and voltage output ratio are in highly linear relationship.The work in controller
When making, it is no longer a simple voltage signal to be supplied to the signal of locomotive, but reference voltage exit 5 and brush 8
Voltage output ratio, when the supply voltage of sensor fluctuates, reference voltage exit 5 and the voltage follow of brush 8 fluctuate,
But its ratio is constant, therefore can be to avoid locomotive speed shakiness.
The above, only the utility model preferred embodiment, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
Novel technical solution and its inventive concept is subject to equivalent substitution or change, should all cover the scope of protection of the utility model it
It is interior.
Claims (5)
1. a kind of conductive plastics voltage is set to resistance than output angle sensor, including resistive element, brush, shaft, the shaft
The center of body is connected with the operation handle of controller, and the end face of the resistive element is equipped with voltage zero-bit exit, voltage introduces
End, effective travel area, the effective travel area is set as -45 °~+45 ° sector regions centered on operation handle, the voltage
Zero-bit exit, voltage leading-in end are set to outside effective travel area, and the brush is set to effective travel area surface, it is characterised in that
Zero compensation area, voltage adjustment area, reference voltage exit, voltage adjustment area's setting are additionally provided on the resistive element end face
Outside effective travel area, the reference voltage exit is set between voltage adjustment area and effective travel area, the zero compensation
Area is set between voltage adjustment area and voltage zero-bit exit, and the voltage adjustment area and zero compensation area are all made of and repair carving technology
Adjust and consider and handle reason, when accessing constant steady DC power supply between the voltage zero-bit exit and voltage leading-in end, every
The voltage output ratio of the reference voltage exit and brush is certain value at one gear, when the voltage of voltage leading-in end has centainly
When fluctuation, voltage output is than constant.
2. a kind of conductive plastics voltage according to claim 1 is than output angle sensor, it is characterised in that：The resistance
Body is conductive plastics material, and is molded using heat pressing process.
3. a kind of conductive plastics voltage according to claim 2 is than output angle sensor, it is characterised in that：The brush
Using palladium iridium alloy material.
4. a kind of conductive plastics voltage according to claim 3 is than output angle sensor, it is characterised in that：It is described effective
Stroke area and voltage adjust the equal graphite spraying resistance slurry in area.
5. according to a kind of any conductive plastics voltage of Claims 1-4 than output angle sensor, it is characterised in that：
The zero compensation area surface spraying silver paste.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721756627.5U CN207741693U (en) | 2017-12-15 | 2017-12-15 | A kind of conductive plastics voltage is than output angle sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721756627.5U CN207741693U (en) | 2017-12-15 | 2017-12-15 | A kind of conductive plastics voltage is than output angle sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207741693U true CN207741693U (en) | 2018-08-17 |
Family
ID=63118273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721756627.5U Expired - Fee Related CN207741693U (en) | 2017-12-15 | 2017-12-15 | A kind of conductive plastics voltage is than output angle sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207741693U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107941143A (en) * | 2017-12-15 | 2018-04-20 | 江西天河传感器科技有限公司 | A kind of conductive plastics voltage is than output angle sensor |
| CN111707184A (en) * | 2020-06-19 | 2020-09-25 | 广东世创科技有限公司 | Long-service-life multi-output sensor |
-
2017
- 2017-12-15 CN CN201721756627.5U patent/CN207741693U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107941143A (en) * | 2017-12-15 | 2018-04-20 | 江西天河传感器科技有限公司 | A kind of conductive plastics voltage is than output angle sensor |
| CN111707184A (en) * | 2020-06-19 | 2020-09-25 | 广东世创科技有限公司 | Long-service-life multi-output sensor |
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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: 20180817 Termination date: 20211215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |