CN219842548U - Remote calibration device of non-contact electrostatic voltage measuring instrument - Google Patents
Remote calibration device of non-contact electrostatic voltage measuring instrument Download PDFInfo
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- CN219842548U CN219842548U CN202321198041.7U CN202321198041U CN219842548U CN 219842548 U CN219842548 U CN 219842548U CN 202321198041 U CN202321198041 U CN 202321198041U CN 219842548 U CN219842548 U CN 219842548U
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Abstract
The utility model provides a remote calibration device of a non-contact electrostatic voltage measuring instrument, which comprises a base, a standard direct-current voltmeter, a high-voltage power supply, a standard flat electrode, a transverse adjusting mechanism, a vertical adjusting mechanism and a control end, wherein the base is connected with the standard flat electrode; the standard flat plate electrode is arranged on the base and is electrically connected with the high-voltage power supply; the standard direct-current voltmeter is connected with the standard flat plate electrode in parallel and is also connected with the control end; the transverse adjusting mechanism is arranged on the base; the vertical adjusting mechanism is arranged on the transverse adjusting mechanism; the control end is respectively connected with the transverse adjusting mechanism and the vertical adjusting mechanism; the static meter to be calibrated is arranged on the vertical adjusting mechanism, and the horizontal distance and the vertical distance between the static meter to be calibrated and the standard flat plate electrode are adjusted together through the vertical adjusting mechanism and the horizontal adjusting mechanism under the control of the control end.
Description
[ field of technology ]
The utility model relates to the technical field of metering detection, in particular to a non-contact type electrostatic voltage measurement remote instrument calibration device.
[ background Art ]
With the rapid development of integrated circuits and the wide application of polymer materials, the influence of static electricity on the production and scientific research of the electronic industry is increasing, so that the antistatic engineering is also becoming more important. The non-contact electrostatic voltage measuring instrument is one of the most commonly used electrostatic testing devices, and the calibration of the measuring instrument can ensure that the magnitude of the measuring instrument has traceability, so that the loss caused by electrostatic discharge is avoided to a certain extent. However, the existing calibrating device mostly needs to manually adjust the distance between the calibrated static electricity meter and the electrode, and when the electrode is incompletely discharged, electric spark can occur, so that personal safety is often endangered.
At present, some automatic calibration devices also appear on the market, but the use effect is poor, and the automatic calibration devices are not widely applied. As chinese utility model CN114047469a discloses an automatic calibrating device for non-contact electrostatic voltage measuring instrument, the device comprises: a cabinet; the flat plate electrode is arranged on the inner top surface of the cabinet; the distance adjusting device is positioned at the lower side of the flat plate electrode and used for adjusting the vertical distance between the calibrated electrostatic voltmeter and the flat plate electrode, and a fixture is fixed on the moving part and used for clamping the calibrated electrostatic voltmeter; the image acquisition device is used for acquiring the reading of the calibrated static voltmeter and is arranged at one side of the distance adjustment device; the output voltage of the high-voltage power supply is adjustable, the output end of the high-voltage power supply is electrically connected with the flat electrode, and the input end of the high-voltage power supply is electrically connected with the power supply; the upper computer is electrically connected with the high-voltage power supply, the distance adjusting device, the image acquisition device and the power supply respectively. Although the device improves the safety of calibration work to a certain extent, the device can only carry out single-aspect distance adjustment, and can not acquire the voltage value of a standard flat plate electrode, and the degree of automation and the convenience of use still need to be improved. Therefore, there is an urgent need for a calibration device that can safely and conveniently perform remote calibration work.
[ utility model ]
In view of the above, the utility model aims to provide a non-contact type electrostatic voltage measurement remote instrument calibration device which has high automation degree and high precision, greatly improves the safety of calibration work, and is convenient and efficient to operate.
In order to achieve the novel purpose, the technical scheme adopted by the embodiment of the utility model is as follows: a remote calibration device of a non-contact electrostatic voltage measuring instrument comprises a base, a standard direct-current voltmeter, a high-voltage power supply, a standard flat electrode, a transverse adjusting mechanism, a vertical adjusting mechanism and a control end;
the standard flat plate electrode is arranged on the base and is electrically connected with the high-voltage power supply;
the standard direct-current voltmeter is connected with the standard flat plate electrode in parallel and is used for detecting the voltage of the standard flat plate electrode; the standard direct current voltmeter is also connected with the control end;
the transverse adjusting mechanism is arranged on the base;
the vertical adjusting mechanism is arranged on the transverse adjusting mechanism;
the control end is respectively connected with the transverse adjusting mechanism and the vertical adjusting mechanism;
the static meter to be calibrated is arranged on the vertical adjusting mechanism, and the horizontal distance and the vertical distance between the static meter to be calibrated and the standard flat plate electrode are adjusted together through the vertical adjusting mechanism and the horizontal adjusting mechanism under the control of the control end.
Further, the transverse adjusting mechanism comprises a first servo motor, a push rod mounting seat, a transverse guide rail and a transverse sliding seat; the first servo motor is connected with the control end, and the first servo motor is connected with the control end; the push rod mounting seat is fixed on the base; the push rod horizontally penetrates through the push rod mounting seat, one end of the push rod is connected with the first servo motor, and the other end of the push rod is connected with the transverse sliding seat; the transverse guide rail is arranged on the push rod mounting seat and is parallel to the push rod; under the control of the control end, the transverse sliding seat can transversely move along the transverse guide rail under the drive of the push rod, so that a preset transverse distance is achieved between the static electricity meter to be calibrated and the standard flat plate electrode.
Further, the transverse adjusting mechanism further comprises a displacement sensor, and the displacement sensor is arranged on the transverse sliding seat and used for displaying the transverse distance between the static meter to be calibrated and the standard flat plate electrode.
Further, the vertical adjusting mechanism comprises a second servo motor, a telescopic rod and a bearing platform which are connected; the lower end of the telescopic rod is connected with the second servo motor, and the upper end of the telescopic rod is connected with the bearing platform; the symmetry center of the bearing platform and the symmetry center of the standard flat plate electrode are on the same vertical plane; the second servo motor is arranged on the transverse sliding seat and drives the telescopic rod to drive the bearing platform to ascend or descend in the vertical direction.
Further, the device also comprises a camera, wherein the camera is arranged on the transverse sliding seat and is used for shooting screen readings on the static electricity meter to be calibrated.
Further, the device also comprises an insulating bracket, wherein the standard flat plate electrode is arranged on the base through the insulating bracket, the insulating resistance of the insulating bracket is 2TΩ, and the withstand voltage is 30kV.
Furthermore, the standard flat plate electrode is a round electrode with the radius of 1.2m, and the center of the circle is provided with a centering mark.
Further, the high-voltage power supply outputs 1-100 KV voltage, and the maximum allowable error is +/-1%.
Furthermore, the control end is a computer, an interface for communicating with a serial port of the computer is arranged on the standard direct-current voltmeter, and the standard direct-current voltmeter detects the voltage applied to the standard flat plate electrode and sends the voltage to the computer.
The utility model has the advantages that: the device is provided with a transverse adjusting mechanism, a vertical adjusting mechanism and a control end, and the adjusting functions of the transverse adjusting mechanism and the vertical adjusting mechanism can be remotely and flexibly controlled through the control end, so that the horizontal distance and the vertical distance between the static meter to be calibrated and the standard flat electrode are adjusted, manual adjustment is not needed, the standard direct current voltmeter is further connected with the control end, the voltage added on the standard flat electrode can be remotely read through the control end, the degree of automation is high, the precision is high, the safety of the calibration work is greatly improved, and the operation is convenient and efficient. Therefore, the calibrating device has strong practicability and wide application prospect.
[ description of the drawings ]
The utility model will be further described with reference to examples of embodiments with reference to the accompanying drawings.
Fig. 1 is a schematic block diagram of an apparatus implementation of an embodiment of the present utility model.
Fig. 2 is a schematic structural view of a distance adjusting device according to an embodiment of the present utility model.
[ detailed description ] of the utility model
According to the embodiment of the utility model, the non-contact type electrostatic voltage measurement remote instrument calibration device is high in automation degree and precision, the safety of calibration work is greatly improved, and the operation is convenient and efficient.
The technical scheme in the embodiment of the utility model aims to solve the problems, and the overall thought is as follows: the device is provided with a transverse adjusting mechanism, a vertical adjusting mechanism and a control end, and the adjusting functions of the transverse adjusting mechanism and the vertical adjusting mechanism can be remotely controlled through the control end, so that the horizontal distance and the vertical distance between the static meter to be calibrated and the standard flat plate electrode are adjusted, the precision is high, and manual adjustment is not needed; the voltage applied to the standard flat plate electrode can be read remotely through the control end, the degree of automation is high, the safety of calibration work is greatly improved, and the operation is convenient and efficient.
In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 2, a remote calibration device 100 of a non-contact electrostatic voltage measuring instrument of the present utility model includes a base 1, a standard dc voltmeter 2, a high-voltage power supply 3, a standard flat electrode 4, a lateral adjustment mechanism 5, a vertical adjustment mechanism 6, and a control end 7;
the standard flat plate electrode 4 is mounted on the base 1 and is electrically connected with the high-voltage power supply 3, so that the high-voltage power supply 3 applies voltage to two ends of the standard flat plate electrode 4;
the standard direct-current voltmeter 2 is connected with the standard flat plate electrode 4 in parallel and is used for detecting the voltage of the standard flat plate electrode 4; the standard direct-current voltmeter 2 is also connected with the control end, so that the reading of the standard direct-current voltmeter 2, namely the voltage value added on the standard flat plate electrode, can be read through the control end;
the transverse adjusting mechanism 5 is arranged on the base 1;
the vertical adjusting mechanism 6 is arranged on the transverse adjusting mechanism 5;
the control end 7 is respectively connected with the transverse adjusting mechanism 5 and the vertical adjusting mechanism 6, so that the control end 7 can control the transverse adjusting mechanism 5 and the vertical adjusting mechanism 6 to act;
the static electricity meter 200 to be calibrated is placed on the vertical adjusting mechanism 6, and the vertical distance and the horizontal distance between the static electricity meter and the standard flat plate electrode 4 are adjusted together through the vertical adjusting mechanism 6 and the horizontal adjusting mechanism 5 under the control of the control end 7.
Further, the transverse adjusting mechanism 5 comprises a first servo motor 51, a push rod 52, a push rod mounting seat 53, a transverse guide rail 54 and a transverse sliding seat 55; the first servo motor 51 is connected with the control end 7, and the push rod mounting seat 53 is fixed on the base 1; the push rod 52 horizontally penetrates through the push rod mounting seat 53, one end of the push rod 52 is connected with the first servo motor 51, and the other end of the push rod is connected with the transverse sliding seat 55; the transverse guide rail 54 is arranged on the push rod mounting seat 55 and is parallel to the push rod 52; under the control of the control end 7, the transverse sliding seat 55 can move transversely along the transverse guide rail 54 under the drive of the push rod 52, so that a preset transverse distance is achieved between the static electricity meter 200 to be calibrated and the standard flat plate electrode 4. According to the distance requirement of the static electricity meter 200 to be calibrated and the initial distance between the static electricity meter 200 and the standard direct current voltmeter 2, the moving distance of the transverse sliding seat 55 is directly set at the control end 7, and the moving distance can automatically generate the running revolution of the first servo motor 51, so that the preset transverse distance between the static electricity meter 200 to be calibrated and the standard flat plate electrode 4 can be accurately controlled.
In another embodiment, the lateral adjustment mechanism 5 further includes a displacement sensor 56, where the displacement sensor 56 is disposed on the lateral sliding seat 55, and is used for displaying the lateral distance between the static electricity meter 200 to be calibrated and the standard flat plate electrode 4. So that the preset transverse distance between the static electricity meter 200 to be calibrated and the standard flat plate electrode 4 can be accurately controlled with the aid of the displacement sensor 56, and the static electricity meter can be controlled automatically or manually.
Further, the vertical adjusting mechanism 6 comprises a second servo motor 61, a telescopic rod 62 and a bearing platform 63 which are connected; the lower end of the telescopic rod 62 is connected with the second servo motor 61, and the upper end of the telescopic rod is connected with the bearing platform 63; the symmetry center of the bearing platform 63 and the symmetry center of the standard flat plate electrode 4 are on the same vertical plane, so that the centering of the static electricity meter 200 to be calibrated and the standard flat plate electrode 4 in the transverse direction can be controlled in advance; the second servo motor 61 is arranged on the transverse sliding seat 55, and drives the telescopic rod 62 to drive the supporting platform 63 to ascend or descend in the vertical direction, so that the alignment of the static electricity correction meter 200 and the standard flat plate electrode 4 in the longitudinal direction can be controlled.
In addition, the utility model may further include a camera 8, where the camera 8 is disposed on the horizontal sliding seat 55, and is used for shooting screen readings on the static electricity meter to be calibrated 200, and since all static electricity meters to be calibrated 200 cannot be guaranteed to have communication interfaces, in order to facilitate reading of screen readings on the static electricity meter to be calibrated 200, shooting can be performed through the camera 8, and then the screen readings obtained by shooting are uploaded to the control end 7.
The utility model can also comprise an insulating support 9 which is used for supporting the standard flat electrode 4, wherein the standard flat electrode 4 is arranged on the base 1 through the insulating support 9, the insulating resistance of the insulating support 9 is 2TΩ, and the withstand voltage is 30kV, so as to enhance the safety.
The standard flat electrode 4 is a circular electrode with the radius of 1.2m, and the center of the circle of the standard flat electrode is provided with an obvious centering mark 42 so as to facilitate the static electricity meter 200 to be aligned with the center of the flat electrode 4 and complete centering in the longitudinal direction.
The high-voltage power supply 3 outputs 1-100 KV voltage, and the maximum allowable error is +/-1%.
Furthermore, the control end is a computer, an interface for communicating with a serial port of the computer is arranged on the standard direct-current voltmeter, and the standard direct-current voltmeter detects the voltage applied to the standard flat plate electrode and sends the voltage to the computer so as to remotely read voltage data.
The working process of the remote calibration device provided by the utility model is as follows: firstly, the static electricity meter 200 to be calibrated is fixedly placed on the supporting platform 63, then the push rod 52 and the telescopic rod 62 are remotely controlled to act through the control end 7, and the transverse position and the vertical height of the static electricity meter 200 to be calibrated are adjusted to be at a proper distance from the standard flat plate electrode 4 and to be opposite to the center of the standard flat plate electrode 4. Then, the control end collects the standard voltage value detected by the standard direct-current voltmeter 2 and compares the standard voltage value with the measured value of the static electricity meter 200 to be calibrated, so that the remote calibration of the non-contact static voltage measuring instrument is realized, and the work of data processing, measurement uncertainty assessment and the like can be carried out on the control end 7. The device prevents electric shock accidents from occurring when the distance between the static electricity meter 200 and the standard flat plate electrode 4 is adjusted, ensures the safety of experiments, reduces the workload on the other hand, and improves the efficiency of calibration work.
While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that the specific embodiments described are illustrative only and not intended to limit the scope of the utility model, and that equivalent modifications and variations of the utility model in light of the spirit of the utility model will be covered by the claims of the present utility model.
Claims (9)
1. The utility model provides a remote calibration device of non-contact electrostatic voltage measuring apparatu which characterized in that: the device comprises a base, a standard direct-current voltmeter, a high-voltage power supply, a standard flat electrode, a transverse adjusting mechanism, a vertical adjusting mechanism and a control end;
the standard flat plate electrode is arranged on the base and is electrically connected with the high-voltage power supply;
the standard direct-current voltmeter is connected with the standard flat plate electrode in parallel and is also connected with the control end;
the transverse adjusting mechanism is arranged on the base;
the vertical adjusting mechanism is arranged on the transverse adjusting mechanism;
the control end is respectively connected with the transverse adjusting mechanism and the vertical adjusting mechanism;
the static meter to be calibrated is arranged on the vertical adjusting mechanism, and the horizontal distance and the vertical distance between the static meter to be calibrated and the standard flat plate electrode are adjusted together through the vertical adjusting mechanism and the horizontal adjusting mechanism under the control of the control end.
2. A remote calibration device for a non-contact electrostatic voltage meter according to claim 1, wherein: the transverse adjusting mechanism comprises a first servo motor, a push rod mounting seat, a transverse guide rail and a transverse sliding seat; the first servo motor is connected with the control end; the push rod mounting seat is fixed on the base; the push rod horizontally penetrates through the push rod mounting seat, one end of the push rod is connected with the first servo motor, and the other end of the push rod is connected with the transverse sliding seat; the transverse guide rail is arranged on the push rod mounting seat and is parallel to the push rod; under the control of the control end, the transverse sliding seat can transversely move along the transverse guide rail under the drive of the push rod, so that a preset transverse distance is achieved between the static electricity meter to be calibrated and the standard flat plate electrode.
3. A remote calibration device for a non-contact electrostatic voltage meter according to claim 2, wherein: the transverse adjusting mechanism further comprises a displacement sensor, wherein the displacement sensor is arranged on the transverse sliding seat and used for displaying the transverse distance between the static meter to be calibrated and the standard flat plate electrode.
4. A remote calibration device for a non-contact electrostatic voltage meter according to claim 2, wherein: the vertical adjusting mechanism comprises a second servo motor, a telescopic rod and a bearing platform which are connected; the lower end of the telescopic rod is connected with the second servo motor, and the upper end of the telescopic rod is connected with the bearing platform; the symmetry center of the bearing platform and the symmetry center of the standard flat plate electrode are on the same vertical plane; the second servo motor is arranged on the transverse sliding seat and drives the telescopic rod to drive the bearing platform to ascend or descend in the vertical direction.
5. A remote calibration device for a non-contact electrostatic voltage meter according to claim 4, wherein: still include the camera, the camera is established on the horizontal slide for shoot the screen reading on the static electricity meter that waits to school.
6. A remote calibration device for a non-contact electrostatic voltage meter according to claim 1, wherein: the device also comprises an insulating bracket, wherein the standard flat plate electrode is arranged on the base through the insulating bracket, the insulating resistance of the insulating bracket is 2TΩ, and the withstand voltage is 30kV.
7. A remote calibration device for a non-contact electrostatic voltage meter according to claim 1, wherein: the standard flat plate electrode is a round electrode with the radius of 1.2m, and the center of the circle is provided with a centering mark.
8. A remote calibration device for a non-contact electrostatic voltage meter according to claim 1, wherein: the high-voltage power supply outputs 1-100 KV voltage, and the maximum allowable error is +/-1%.
9. A remote calibration device for a non-contact electrostatic voltage meter according to claim 1, wherein: the control end is a computer, an interface for communicating with a serial port of the computer is arranged on the standard direct-current voltmeter, and the standard direct-current voltmeter detects the voltage applied to the standard flat plate electrode and sends the voltage to the computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321198041.7U CN219842548U (en) | 2023-05-18 | 2023-05-18 | Remote calibration device of non-contact electrostatic voltage measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321198041.7U CN219842548U (en) | 2023-05-18 | 2023-05-18 | Remote calibration device of non-contact electrostatic voltage measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219842548U true CN219842548U (en) | 2023-10-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321198041.7U Active CN219842548U (en) | 2023-05-18 | 2023-05-18 | Remote calibration device of non-contact electrostatic voltage measuring instrument |
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| Country | Link |
|---|---|
| CN (1) | CN219842548U (en) |
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2023
- 2023-05-18 CN CN202321198041.7U patent/CN219842548U/en active Active
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