CN201364138Y - Angular displacement conductive plastic standard current output sensor - Google Patents
Angular displacement conductive plastic standard current output sensor Download PDFInfo
- Publication number
- CN201364138Y CN201364138Y CNU2009201414719U CN200920141471U CN201364138Y CN 201364138 Y CN201364138 Y CN 201364138Y CN U2009201414719 U CNU2009201414719 U CN U2009201414719U CN 200920141471 U CN200920141471 U CN 200920141471U CN 201364138 Y CN201364138 Y CN 201364138Y
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- angular displacement
- conductive plastics
- voltage divider
- conductive plastic
- sensor
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Abstract
The utility model discloses an angular displacement conductive plastic standard current output sensor, comprising a conductive plastic voltage divider component and a micro circuit V/A conversion modular component used for converting voltage signals output by the conductive plastic voltage divider component into current signals. The conductive plastic voltage divider component and the micro circuit V/A conversion modular component adopt the integral layered detachable four-wire structure so as to bring convenience to the detection and the replacement of defective parts. The angular displacement conductive plastic standard current output sensor reduces the installation space for users, prevents electromagnetic interference, has convenient use, does not need to be configured with a voltage-current conversion module, shortens mounting and debugging time, can directly convert the angular displacement quantity into the standard current signal to be output, ensures that the standard current signals output by the sensor have a high-precision direct proportion linear changing relationship with the rotation angle of the shaft of the sensor, is suitable for the remote delivery of signals and has the capability of resisting environmental power grid interference, is reliable in performance and high in sensitivity, can be widely used for automatic control systems, servo systems and information feedback systems.
Description
Technical field
The utility model relates to a kind of angular displacement conductive plastics sensor, relates in particular to a kind of angular displacement conductive plastics normalized current output transducer.
Background technology
Generally export with voltage form when traditional angular displacement conductive plastics sensor uses, become high-precision direct proportion linear changing relation with the axle anglec of rotation by the voltage divider principle.Can be used as position feedback, position probing, level adjustment etc.During utilization, the electric signal 0-5V (or 10V, 12V, 24V etc.) of angular displacement conductive plastics sensor output is converted to digital signal by analog conversion circuit reads, control for machine.In the industrial automation field, use the weak point of this class sensor to have: 1, to be subjected to the restriction of supply voltage.When the signal that needs sensor output was 0-10V, the Constant Electric Current potential source of that sensor adapted was necessary for 10V.When range voltage that the difference of supply voltage and potentiometer bias voltage provides less than the sensor technology index, the spiking output of potentiometer will distort, and also may make distorted signals.2, be subjected to the restriction of output signal.Collectable signal has only two kinds from this class angular displacement conductive plastics sensor, and a kind of is resistance, and another kind is exactly widely used voltage.3, be subjected to the restriction of working environment.Need the bigger occasion of Disturbance in Power Net in long-distance transmissions or the environment for use, the use of the angular displacement conductive plastics sensor of voltage output type is restricted, shortcomings such as antijamming capability is relatively poor have been exposed, sometimes also be superimposed with alternating component on Shu Chu the DC voltage, making machinery and equipment produce erroneous judgement breaks, error appears in control, causes the control accuracy of machinery and equipment not reach requirement, also can damage equipment when serious.
Four: be subjected to the restriction of effective work electric angle.The all intrinsic effective electric angle of this each product of class angular displacement conductive plastics sensor can not flexible.
Summary of the invention
The purpose of this utility model is: at the above defective, the angular displacement conductive plastics sensor that the direct outputting standard current signal of a kind of energy is provided is to remedy the deficiency that angular displacement conductive plastics sensor uses in all kinds of occasions, reduce installing space, easy to use, dependable performance is a kind of highly sensitive angular displacement conductive plastics normalized current output transducer.
The purpose of this utility model realizes by following scheme: comprise conductive plastics voltage divider assembly and be used for the voltage signal of conductive plastics voltage divider assembly output is converted to the microcircuit V/A modular converter assembly of current signal.
Conductive plastics voltage divider assembly described in the utility model and microcircuit V/A modular converter assembly adopt the removable four-wire system structure of layering of integral type, so that bad parts are changed in maintenance.
The conductive plastic resistance body and the current collecting device parts of conductive plastics voltage divider assembly described in the utility model are arranged at its enclosure interior, the housing lower end is provided with end cap, the housing upper end is provided with the contact pin that is used to connect microcircuit V/A modular converter assembly, clip that is used to tighten up and screw.
Microcircuit V/A modular converter assembly described in the utility model comprises the circuit board that is arranged at inner barrel and power light, four leading-out terminals, and the cylindrical shell lower end is provided with and is used to the socket that connects conductive plastics voltage divider assembly and match with contact pin.
Cylindrical shell described in the utility model upper surface is provided with zero-bit setting nut and full scale setting nut.The utility model outputting standard current signal.
The utility model can be the user and reduces installing space, and is easy to use, need not configuration voltages current conversion module again, shortens the Installation and Debugging time, can directly angular displacement be transformed into the signal output of normalized current.The normalized current signal that can guarantee sensor output with the sensor axis anglec of rotation become high-precision direct proportion linear changing relation, suitable signal is carried at a distance and is had an anti-environment Disturbance in Power Net ability, can realize the controllability of zero-bit and effective electric angle, guarantee that remote electric signal precision of carrying is constant, in the bigger environment of Disturbance in Power Net, use also unaffected, dependable performance, highly sensitive, linear precision can reach≤and 0.1%, the resolution theory unlimited, mission life is greater than 10,000,000 times, easy to maintenance, can be widely used in robotization, precision instrumentation, electric actuator, weaving, injection moulding, the machine tool of numerical control, medicine equipment, automobile, train, aircraft, warship, automatic control system in the fields such as guided missile, servo-drive system, information feedback system.
Description of drawings
Fig. 1 is the utility model general structure synoptic diagram;
Fig. 2 is the structural representation of the utility model conductive plastics voltage divider assembly;
Fig. 3 is the structural representation of the utility model microcircuit V/A modular converter assembly.
Embodiment
Below in conjunction with embodiment and contrast accompanying drawing the utility model is elaborated.
Present embodiment by conductive plastics voltage divider assembly 2, be used for the microcircuit V/A modular converter assembly 1 that voltage signal with conductive plastics voltage divider assembly output is converted to current signal and constitute.Conductive plastics voltage divider assembly 2 by housing 4, inner conductive plastic resistance body 5, current collecting device parts 6, be used to connect the rotating shaft 8 of gear train and the clip 10 and the screw that are used to tighten up constitute, housing 4 lower ends are provided with end cap 7, and the housing upper end is provided with the contact pin 9 that is used to connect microcircuit V/A modular converter assembly.Microcircuit V/A modular converter assembly 1 comprises the circuit board 12 that is arranged at cylindrical shell 11 inside and power light 15, four leading-out terminals 16, and cylindrical shell 11 lower ends are provided with and are used to the socket 7 that connects conductive plastics voltage divider assembly 2 and match with contact pin 9.Cylindrical shell 11 upper surfaces are provided with zero-bit setting nut 13 and full scale setting nut 14.The supply voltage of present embodiment is DC24V or AC28V.
When the utility model of on variable valve, using, at first this sensor is assemblied on the location and installation plate of machine clamp-screw.Then rotating shaft 8 and valve rod are connected by armed lever.Again with electric soldering iron with four exits 16 welding lead on request, energized, the power light 15 of cylindrical shell 11 upper surfaces is bright logical, this moment, normalized current signal form with angle value on screen of sensor showed.Rotating shaft 8 is rotated a circle, find 0 ° of value position (being the 4mA position of sensor), this point is made as complete shut-down position (being zero-bit).Once more rotating shaft 8 is rotated to actual required effective electric angle position, this point is fully open position (being full scale), regulate the full scale setting nut 14 of cylindrical shell 11 upper surfaces this moment, increase clockwise, reduce counterclockwise, be shown as angle θ ° (being the 20mA position of sensor) of actual required full stroke until the screen angle value of this point, finish the debugging overall process.Effectively operating angle can repeat debugging, and scope is arbitrarily angled between 60 °-340 °.
Claims (4)
1, a kind of angular displacement conductive plastics normalized current output transducer, comprise conductive plastics voltage divider assembly (2), conductive plastics voltage divider assembly (2) is made of conductive plastic resistance body (5), current collecting device parts (6) and the rotating shaft (8) that is used to connect gear train, it is characterized in that: also comprise the microcircuit V/A modular converter assembly (1) that is used for the voltage signal of conductive plastics voltage divider assembly output is converted to current signal.
2, angular displacement conductive plastics normalized current output transducer according to claim 1 is characterized in that: conductive plastics voltage divider assembly and microcircuit V/A modular converter assembly adopt the removable four-wire system structure of layering of integral type.
3, angular displacement conductive plastics normalized current output transducer according to claim 2, it is characterized in that: microcircuit V/A modular converter assembly (1) comprises and is arranged at the inner circuit board (12) of cylindrical shell (11) and power light (15), four leading-out terminals (16), and cylindrical shell (11) lower end is provided with and is used to the socket (17) that connects conductive plastics voltage divider assembly (2) and match with contact pin (9).
4, angular displacement conductive plastics normalized current output transducer according to claim 3, it is characterized in that: cylindrical shell (11) upper surface is provided with zero-bit setting nut (13) and full scale setting nut (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201414719U CN201364138Y (en) | 2009-01-14 | 2009-01-14 | Angular displacement conductive plastic standard current output sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201414719U CN201364138Y (en) | 2009-01-14 | 2009-01-14 | Angular displacement conductive plastic standard current output sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201364138Y true CN201364138Y (en) | 2009-12-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009201414719U Expired - Fee Related CN201364138Y (en) | 2009-01-14 | 2009-01-14 | Angular displacement conductive plastic standard current output sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201364138Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101979957A (en) * | 2010-09-14 | 2011-02-23 | 江西天河传感器科技有限公司 | Oil-immersed sensor for locomotive |
| CN102297705A (en) * | 2011-05-20 | 2011-12-28 | 江西天河传感器科技有限公司 | Conductive plastic pulse counting sensor |
| CN110500941A (en) * | 2019-08-27 | 2019-11-26 | 成都宏明电子股份有限公司 | A kind of straight-line displacement magneto-dependent sensor of RS485 linear convergent rate |
| CN112896523A (en) * | 2020-12-25 | 2021-06-04 | 武汉航空仪表有限责任公司 | Main paddle collecting ring assembly and debugging method |
-
2009
- 2009-01-14 CN CNU2009201414719U patent/CN201364138Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101979957A (en) * | 2010-09-14 | 2011-02-23 | 江西天河传感器科技有限公司 | Oil-immersed sensor for locomotive |
| CN102297705A (en) * | 2011-05-20 | 2011-12-28 | 江西天河传感器科技有限公司 | Conductive plastic pulse counting sensor |
| CN102297705B (en) * | 2011-05-20 | 2013-08-14 | 江西天河传感器科技有限公司 | Conductive plastic pulse counting sensor |
| CN110500941A (en) * | 2019-08-27 | 2019-11-26 | 成都宏明电子股份有限公司 | A kind of straight-line displacement magneto-dependent sensor of RS485 linear convergent rate |
| CN110500941B (en) * | 2019-08-27 | 2024-05-14 | 成都宏明电子股份有限公司 | Linear displacement magneto-dependent sensor with RS485 linear output |
| CN112896523A (en) * | 2020-12-25 | 2021-06-04 | 武汉航空仪表有限责任公司 | Main paddle collecting ring assembly and debugging method |
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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: 20091216 Termination date: 20130114 |
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| CF01 | Termination of patent right due to non-payment of annual fee |