CN201364134Y - Linear displacement conductive plastic electronic ruler standard current output sensor - Google Patents
Linear displacement conductive plastic electronic ruler standard current output sensor Download PDFInfo
- Publication number
- CN201364134Y CN201364134Y CNU2009201414691U CN200920141469U CN201364134Y CN 201364134 Y CN201364134 Y CN 201364134Y CN U2009201414691 U CNU2009201414691 U CN U2009201414691U CN 200920141469 U CN200920141469 U CN 200920141469U CN 201364134 Y CN201364134 Y CN 201364134Y
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- CN
- China
- Prior art keywords
- conductive plastics
- voltage divider
- electronic ruler
- current output
- conductive plastic
- 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 discloses a linear displacement conductive plastic electronic ruler standard current output sensor with a novel structure, wherein a micro circuit V/A conversion modular component is arranged additionally on the basis of a conductive plastic voltage divider component. The two components adopt an integral detachable inserting connection manner. The micro circuit V/A conversion module component comprises a connecting seat, a circuit board arranged inside the connecting seat, a plug part arranged at the left side of the connecting seat and a contact pin arranged at the right side of the connecting seat; and a socket which is matched with the contact pin and used for connecting the conductive plastic voltage divider component is arranged on a resistor body part. The linear displacement conductive plastic electronic ruler 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 output a standard current signal which have a linear changing relationship with the linear displacement of the shaft of the sensor, is reliable in performance, high in sensitivity and linear precision, and can be widely applied in the field of industrial automation.
Description
Technical field
The utility model relates to a kind of displacement of the lines conductive plastics sensor, relates in particular to a kind of displacement of the lines conductive plastics electronic ruler normalized current output transducer.
Background technology
Linear movement pick-up is extensive use of in the industrial automation field.Be used for controlling or detecting the occasion of travel position signal feedback, all will use linear movement pick-up that the conversion of signals that machinery and equipment can not directly read or measure is become manageable electric analoging signal.Domestic existing linear movement pick-up is the voltage output type, is about to measuring-signal and is converted to the output of 0-5V (or 10V, 12V, 24V etc.) voltage, is converted to digital signal by analog-to-digital conversion circuit again and reads, controls for machinery and equipment.But the bigger occasion of Disturbance in Power Net in signal demand long-distance transmissions or environment for use, the use of the linear movement pick-up 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.
Summary of the invention
The purpose of this utility model is: at the above defective, the displacement of the lines conductive plastics electronic ruler sensor of the direct outputting standard current signal of a kind of energy is provided, to remedy the deficiency that displacement of the lines conductive plastics sensor uses in all kinds of occasions, can reduce installing space, the prevention electromagnetic interference (EMI), easy to use, dependable performance is a kind of highly sensitive displacement of the lines conductive plastics electronic ruler sensor.
The purpose of this utility model realizes by following scheme: existing displacement of the lines conductive plastics sensor is improved, set up the microcircuit V/A modular converter assembly that is used for the voltage signal of conductive plastics voltage divider assembly output is converted to current signal on conductive plastics voltage divider assembly basis.
Conductive plastics voltage divider assembly described in the utility model and microcircuit V/A modular converter assembly adopt the removable mutual-inserting type connected mode of integral type.
Be provided with the sealing gasket that is used for water proof and dust proof between conductive plastics voltage divider assembly described in the utility model and the microcircuit V/A modular converter assembly, and correspondingly offer screw and pass through screw fit.
Microcircuit V/A modular converter assembly described in the utility model comprises Connection Block, be arranged at the circuit board of Connection Block inside, be arranged at the Connection Block left side male component, be arranged at the contact pin on Connection Block right side, being provided with on the resistive element parts matches with contact pin is used to be connected the socket of conductive plastics voltage divider assembly.
Connection Block upper surface described in the utility model is provided with zero-bit setting nut, full scale setting nut, power light.
Be provided with sealing gasket between Connection Block described in the utility model left side and male component.
Be provided with sealing gasket between housing described in the utility model right side and bearing shell parts.
The utility model is output as normalized current signal (0-10mA 4-20mA).
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 and can directly export the normalized current signal that becomes high-precision linear changing relation with the straight-line displacement of sensor axis.Can realize the controllability of zero-bit and electric path increment, 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 0.05%, resolution theory unlimited, mission life are more than 10,000,000 times.Because the structure of this sensor is to inserting integral type, can also be at sensor line obstructed or when breaking down, be convenient to detect and change bad parts.Displacement of the lines conductive plastics electronic ruler current-output type sensor has higher plurality of advantages such as antijamming capability with it and will be used widely in the industrial automation field.
Description of drawings
Fig. 1 is the utility model general structure synoptic diagram;
Fig. 2 is the utility model conductive plastics voltage divider modular construction synoptic diagram;
Fig. 3 is the utility model microcircuit V/A modular converter modular construction synoptic diagram.
Embodiment
Below in conjunction with embodiment and contrast accompanying drawing the utility model is elaborated.
Present embodiment comprises that conductive plastics voltage divider assembly 1 and microcircuit V/A modular converter assembly 2 constitute.Conductive plastics voltage divider assembly 1 is made of housing 4, the resistive element parts 5 that are arranged at housing 4 inside, the guiding parts 6 that is arranged at housing 4 inner chambers, the bearing shell parts 8 that are arranged at housing 4 right sides, the axle 9 that is arranged on guiding parts 6 and the bearing shell parts 8, microcircuit V/A modular converter assembly 2 comprises Connection Block 11, be arranged at the circuit board 12 of Connection Block 11 inside, be arranged at Connection Block 11 left sides male component 15, be arranged at the contact pin 13 on Connection Block 11 right sides, being provided with on resistive element parts 5 matches with contact pin 13 is used to be connected the socket 10 of conductive plastics voltage divider assembly 1.Connection Block 11 upper surfaces are provided with zero-bit setting nut 16, full scale setting nut 17, power light 18.Be provided with the sealing gasket 3 that is used for water proof and dust proof between conductive plastics voltage divider assembly 1 and the microcircuit V/A modular converter assembly 2, and correspondingly offer screw and pass through screw fit.15 of Connection Block 11 left sides and male components are provided with sealing gasket 14.8 of housing 4 right sides and bearing shell parts are provided with sealing gasket 7.Housing 4 sidewalls are provided with movable mounting bracket 19, and are fixed together by screw 20 and to-be-detected machine equipment.
The principle of work of present embodiment is: machinery and equipment is started working, and gear train acceptance instruction will be in the axle drive of the sensor of starting point zero-bit and do straight-line displacement, and sensor is along with the displacement of axle transfers out (4-20mA) normalized current signal that is linear change.When electric signal was shown as 20mA, gear train stopped traction automatically, and this moment, machinery and equipment was finished once " opening " course of work to " closing ".Circuit part by machinery and equipment is controlled the time that " closing " stopped, and is the course of work of once being returned the starting point zero-bit by 20-4mA then, promptly is once " closing " course of work to " opening "." the opening " of working each time all is subjected to the control that sensor is exported electric signal with the location point of " closing ", and reproducibility error is extremely low, can reach≤0.005mm.
Claims (4)
1, a kind of displacement of the lines conductive plastics electronic ruler normalized current output transducer, comprise conductive plastics voltage divider assembly (1), conductive plastics voltage divider assembly (1) is by housing (4), be arranged at the inner resistive element parts (5) of housing (4), be arranged at the guiding parts (6) of housing (4) inner chamber, be arranged at the bearing shell parts (8) on housing (4) right side, the axle (9) that is arranged on guiding parts (6) and the bearing shell parts (8) constitutes, and it is characterized in that: also comprise the microcircuit V/A modular converter assembly (2) that is used for the voltage signal of conductive plastics voltage divider assembly output is converted to current signal.
2, displacement of the lines conductive plastics electronic ruler normalized current output transducer according to claim 1 is characterized in that: conductive plastics voltage divider assembly (1) and microcircuit V/A modular converter assembly (2) but adopt the integral type separation of copulating moth to insert connected mode.
3, displacement of the lines conductive plastics electronic ruler normalized current output transducer according to claim 1 and 2, it is characterized in that: microcircuit V/A modular converter assembly (2) comprises Connection Block (11), be arranged at the inner circuit board (12) of Connection Block (11), be arranged at Connection Block (11) left side male component (15), be arranged at the contact pin (13) on Connection Block (11) right side, go up at resistive element parts (5) that being provided with matches with contact pin (13) is used to be connected the socket (10) of conductive plastics voltage divider assembly (1).
4, displacement of the lines conductive plastics electronic ruler normalized current output transducer according to claim 3, it is characterized in that: Connection Block (11) upper surface is provided with zero-bit setting nut (16), full scale setting nut (17), power light (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201414691U CN201364134Y (en) | 2009-01-14 | 2009-01-14 | Linear displacement conductive plastic electronic ruler standard current output sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201414691U CN201364134Y (en) | 2009-01-14 | 2009-01-14 | Linear displacement conductive plastic electronic ruler standard current output sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201364134Y true CN201364134Y (en) | 2009-12-16 |
Family
ID=41474802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009201414691U Expired - Fee Related CN201364134Y (en) | 2009-01-14 | 2009-01-14 | Linear displacement conductive plastic electronic ruler standard current output sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201364134Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106767369A (en) * | 2016-12-29 | 2017-05-31 | 江西天河传感器科技有限公司 | A kind of linear pattern double redundant sensors |
-
2009
- 2009-01-14 CN CNU2009201414691U patent/CN201364134Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106767369A (en) * | 2016-12-29 | 2017-05-31 | 江西天河传感器科技有限公司 | A kind of linear pattern double redundant sensors |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091216 Termination date: 20130114 |