Non-contact electrostatic voltmeter calibration device

Abstract

The utility model discloses a non-contact electrostatic voltmeter calibration device, and relates to the technical field of non-contact electrostatic voltage measuring instrument calibration devices, the non-contact electrostatic voltmeter calibration device comprises a non-contact electrostatic voltmeter calibration table, a lifting assembly is installed on the surface of the top end of a base plate, and the non-contact electrostatic voltmeter calibration table is installed on the base plate. A lifting plate is mounted on the outer side surface of the lifting assembly, and a left-right adjusting assembly is mounted in the lifting plate. According to the utility model, through mutual cooperation among the second ball screw, the first support plate, the second support plate and the third ball screw, the height and left-right movement of the calibrated static meter are adjusted, the height and left-right position of the calibrated static meter are adjusted, different measurement environments and requirements are conveniently adapted, the measurement layout can be optimized, and the measurement efficiency is improved. The relative position and distance between the measurement points are more reasonable, so that the measurement efficiency and accuracy are improved, the relative position and distance between the electrostatic meter and the electrode plate are ensured to reach the optimal state, and the calibration accuracy is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to non -contact static voltage measuring instrument calibration device technical field, concretely is a kind of non -contact static voltmeter calibration device. BACKGROUND

[0002] Non -contact static voltmeter is a kind of instrument for measuring static voltage, it uses non -contact measurement technology, can avoid the interference to the measured object, while the value of static voltage can be accurately measured.Non -contact static voltmeter has high sensitivity, high precision and high reliability and other advantages, can be widely applied in electronic equipment, printing, packaging, textile and other fields.

[0003] The existing non -contact static voltmeter when calibrating the static voltmeter to be calibrated, the existing static voltmeter to be calibrated is placed on detection table, only distance adjustment between static voltmeter to be calibrated and electrode plate can be driven, the static voltmeter to be calibrated cannot be lifted and left-right adjusted position, static voltmeter to be calibrated cannot be lifted and adjusted, means that its height is fixed, lead to in certain calibration scene, relative position between static voltmeter to be calibrated and electrode plate is not ideal, thereby affecting the accuracy of calibration result, the absence of lifting and adjusting will limit the application range of calibration, unable to carry out left-right position adjustment, lead to flexibility in calibration process is limited, need to adjust the relative angle or position relationship between static voltmeter to be calibrated and electrode plate, to obtain more accurate calibration result, at this time, the deficiency of left-right position adjustment will become an obvious shortcoming, lead to static voltmeter to be calibrated cannot form the best alignment relationship with electrode plate, thereby affecting the accuracy of calibration, lead to certain measurement error in actual use of static voltmeter after calibration. CONTENT OF UTILITY MODEL

[0004] The utility model provides a kind of non -contact static voltmeter calibration device, with the static voltmeter to be calibrated of non -contact static voltmeter calibration device can be lifted and left-right adjusted, to solve the problem of the static voltmeter to be calibrated of non -contact static voltmeter calibration device only continue distance adjustment limitation.

[0005] In order to realize the purpose that the calibrated electrostatic voltmeter of the non-contact electrostatic voltmeter calibration device can be adjusted up and down and left and right, the utility model provides the following technical scheme: a non-contact electrostatic voltmeter calibration device, including non-contact electrostatic voltmeter calibration platform, the top surface of non-contact electrostatic voltmeter calibration platform is installed with direct current high voltage meter, the top surface of non-contact electrostatic voltmeter calibration platform is installed with moving track, the inside of moving track is installed with distance adjustment subassembly, the top surface of distance adjustment subassembly is installed with bottom seat plate, the top surface of bottom seat plate is installed with lifting subassembly, the outside surface of lifting subassembly is installed with lifting plate, the inside of lifting plate is installed with left and right adjustment subassembly, the outside surface of left and right adjustment subassembly is installed with detection platform, the lifting subassembly includes first support plate and second support plate, the inside surface of bottom seat plate and the inside surface of lifting plate are jointly movably installed with two first support plates, the inside surface of lifting plate is movably installed with two second support plates, the inside of first support plate and the inside of second support plate are jointly movably installed with second rotating column.

[0006] As a preferred technical scheme of the utility model, the lifting subassembly further includes a second knob and a second ball screw, the second ball screw is movably installed in the inside of the bottom seat plate, and the second knob is installed on the outside surface of the second ball screw.

[0007] As a preferred technical scheme of the utility model, the outside surface of the second ball screw is movably installed with a second screw rod slider, the outside surface of the second screw rod slider is installed with two first rotating columns on the outside surface, and the outside surface of the two first rotating columns is movably contacted with the inside of the first support plate and the inside of the second support plate.

[0008] As a preferred technical scheme of the utility model, the distance adjustment subassembly includes a first ball screw and a first knob, the first ball screw is movably installed in the inside of the moving track, and the first knob is installed on the outside surface of the first ball screw.

[0009] As a preferred technical scheme of the utility model, the outside surface of the first ball screw is movably installed with a first screw rod slider, the top surface of the first screw rod slider is fixedly connected with the bottom end surface of the bottom seat plate, and the outside surface of the first screw rod slider is movably contacted with the inside surface of the moving track.

[0010] As a preferred technical scheme of the utility model, the left-right adjusting assembly comprises a third ball screw and a third knob, the third ball screw is movably installed in the interior of the lifting plate, the third knob is installed on the outer surface of the third ball screw, the outer surface of the third ball screw movably installs a third screw rod sliding block, the top end surface of the third screw rod sliding block is fixedly connected with the bottom end surface of the detection table, the bottom end surface of the detection table uniformly installs a limiting block, the inner surface of the lifting plate installs two limiting columns, and the outer surface of the limiting column movably contacts with the interior of the limiting block.

[0011] As a preferred technical scheme of the utility model, the top end surface of the non-contact electrostatic voltage meter calibration table is installed with a fixed frame, the interior of the fixed frame is installed with an electrode plate, and the interior of the non-contact electrostatic voltage meter calibration table is installed with an insulating support.

[0012] Compared with the prior art, the utility model provides a non-contact electrostatic voltage meter calibration device, which has the following beneficial effects:

[0013] 1、The non-contact electrostatic voltage meter calibration device, through the mutual cooperation between the second ball screw, the first support plate, the second support plate and the third ball screw, the height of the adjusted electrostatic meter to be calibrated and the left-right movement are adjusted, the height and the left-right position of the electrostatic meter to be calibrated are adjusted, different measurement environments and requirements are conveniently adapted, the measurement layout can be optimized, the relative position and distance between measurement points are more reasonable, the measurement efficiency and accuracy are improved, the relative position and distance between the electrostatic meter and the electrode plate are ensured to reach the best state, and thus the calibration accuracy is improved.

[0014] 2、The non-contact electrostatic voltage meter calibration device, through the first screw rod sliding block, the distance between the bottom seat plate and the electrode plate is adjusted, the uniformity and stability of the electrostatic field in the measured area are ensured, the calibration accuracy is improved, the calibration device can simulate these different measurement environments, the performance of the electrostatic meter under different conditions is evaluated, it is helpful to ensure that the electrostatic meter can provide accurate measurement results in various application scenarios, the best measurement position can be found, the measurement sensitivity of the electrostatic meter reaches the optimum, it is helpful to ensure that the electrostatic meter can capture slight electrostatic field changes in the measurement process, and thus the measurement accuracy and reliability are improved.

[0015] 3、The non-contact electrostatic voltmeter calibration device, through the non-contact electrostatic voltmeter calibration platform, is provided with an insulating support, the main role of the insulating support is to isolate the electrical connection between the calibrated electrostatic voltmeter and the calibration platform, prevent the current from causing interference or damage to the calibrated electrostatic voltmeter through the calibration platform, ensure the safety of the calibration process, protect the calibration equipment and the tested electrostatic voltmeter, the use of the insulating support can effectively prevent the charge from being transmitted between the calibrated electrostatic voltmeter and the non-contact electrostatic voltmeter calibration platform, thereby avoiding the influence of charge interference on the calibration result, and helping to improve the accuracy and reliability of the calibration result. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the utility model;

[0017] Figure 2 It is a whole structure schematic view of the utility model non-contact electrostatic voltmeter calibration platform internal structure;

[0018] Figure 3 It is a whole structure schematic view of the utility model distance adjusting assembly;

[0019] Figure 4 It is a whole structure schematic view of the utility model non-contact electrostatic voltmeter calibration platform internal structure;

[0020] In the drawing: 1, non-contact electrostatic voltmeter calibration platform; 2, fixed frame; 3, electrode plate; 4, DC high voltage meter; 5, moving track; 6, first knob; 7, first ball screw; 8, first screw block; 9, bottom seat plate; 10, second knob; 11, second screw block; 12, second ball screw; 13, first rotating column; 14, first support plate; 15, second support plate; 16, second rotating column; 17, lifting plate; 18, limiting column; 19, third knob; 20, third ball screw; 21, third screw block; 22, limiting block; 23, detection platform; 24, insulating support. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0022] Please refer to Figures 1-4The utility model discloses a non -contact static voltmeter calibration device, including non -contact static voltmeter calibration platform 1, the top surface of non -contact static voltmeter calibration platform 1 is installed with direct current high -voltage meter 4, the top surface of non -contact static voltmeter calibration platform 1 is installed with moving track 5, the inside installation of moving track 5 has distance adjusting assembly, the top surface of distance adjusting assembly is installed with bottom seat plate 9, the top surface of bottom seat plate 9 is installed with lifting assembly, the outside surface of lifting assembly is installed with lifting plate 17, the inside installation of lifting plate 17 has left and right adjusting assembly, the outside surface of left and right adjusting assembly is installed with detection platform 23, and lifting assembly includes first support plate 14 and second support plate 15, and the inside surface of bottom seat plate 9 and the inside surface of lifting plate 17 are movably installed with two first support plate 14, and the inside surface of lifting plate 17 movably installs two second support plate 15, and the inside of first support plate 14 and the inside of second support plate 15 movably install second rotating column 16, and lifting assembly still includes second knob 10 and second ball screw 12, and second ball screw 12 movably installs in the inside of bottom seat plate 9, and second knob 10 installs on the outside surface of second ball screw 12, and the outside surface of second ball screw 12 movably installs second screw rod sliding block 11, and the outside surface of second screw rod sliding block 11 is installed with two first rotating column 13, and the outside surface of two first rotating column 13 movably contacts with the inside of first support plate 14 and the inside of second support plate 15, and left and right adjusting assembly includes third ball screw 20 and third knob 19, and third ball screw 20 movably installs in the inside of lifting plate 17, and third knob 19 installs on the outside surface of third ball screw 20, and the outside surface of third ball screw 20 movably installs third screw rod sliding block 21, and the top end surface of third screw rod sliding block 21 is fixedly connected with the bottom end surface of detection platform 23, and the bottom end surface of detection platform 23 evenly installs limit block 22, and the inside surface of lifting plate 17 is installed with two limit column 18, and the outside surface of limit column 18 movably contacts with the inside of limit block 22, thereby can adjust the height of the static voltmeter to be calibrated and move left and right, adjust the height and left and right position of the static voltmeter to be calibrated, conveniently adapt to different measurement environment and demand, when measuring the electrostatic field in tall equipment or complex structure, need to adjust the height and position of the static voltmeter to obtain more accurate measurement result, by adjusting the height and left and right position of the static voltmeter, can optimize the measurement layout, so that the relative position and distance between measurement points are more reasonable, thereby improve measurement efficiency and accuracy, the distribution and intensity of electrostatic field can be influenced by surrounding environment, such as electromagnetic field, temperature change, by adjusting the height and left and right position of the static voltmeter to be calibrated, try to reduce the influence of these interference factors on measurement result, thereby improve measurement accuracy, by adjusting the height and left and right position of the static voltmeter, ensure that the relative position and distance between static voltmeter and electrode plate 3 reach the best state, thereby improve the accuracy of calibration.

[0023] The distance adjusting assembly includes a first ball screw 7 and a first knob 6. The first ball screw 7 is movably installed inside the moving rail 5. The first knob 6 is installed on the outer surface of the first ball screw 7. The outer surface of the first ball screw 7 movably installs a first screw block 8. The top surface of the first screw block 8 is fixedly connected with the bottom end surface of the bottom plate 9. The outer surface of the first screw block 8 movably contacts with the inner surface of the moving rail 5. The distance between the calibrated electrostatic meter and the electrode plate 3 is accurately adjusted to ensure the uniformity and stability of the electrostatic field in the measured area, thereby improving the accuracy of calibration. Small changes in distance will affect the distribution and intensity of the electrostatic field. Accurate adjustment of distance is crucial for obtaining reliable calibration results. The electrostatic meter may need to measure the electrostatic field intensity at different distances. By adjusting the distance, the calibration device can simulate these different measurement environments to evaluate the performance of the electrostatic meter under different conditions, which helps to ensure that the electrostatic meter can provide accurate measurement results in various application scenarios. The measurement sensitivity of the electrostatic meter is usually related to the distance between it and the electrode plate 3. By adjusting the distance, the optimal measurement position can be found to optimize the measurement sensitivity of the electrostatic meter, which helps to ensure that the electrostatic meter can capture small changes in the electrostatic field during measurement, thereby improving the accuracy and reliability of measurement.

[0024] The top surface of the non-contact electrostatic voltage meter calibration platform 1 is installed with a fixed frame 2. The inside of the fixed frame 2 is installed with an electrode plate 3. The inside of the non-contact electrostatic voltage meter calibration platform 1 is installed with an insulating support 24. The main function of the insulating support 24 is to isolate the electrical connection between the calibrated electrostatic meter and the calibration platform, prevent current from passing through the calibration platform to interfere or damage the calibrated electrostatic meter, and ensure the safety of the calibration process. The use of the insulating support 24 can effectively prevent the transfer of electric charge between the calibrated electrostatic meter and the non-contact electrostatic voltage meter calibration platform 1, thereby avoiding the influence of charge interference on the calibration results, which helps to improve the accuracy and reliability of the calibration results.

[0025] The working principle and use process of the utility model: when the static electricity table needs to be calibrated, the calibrated static electricity table is fixed on the detection table 23, the first knob 6 is rotated by hand, the first knob 6 drives the first ball screw 7 to rotate, the outside surface of the first ball screw 7 and the outside surface of the first screw block 8 are mutually matched, the first screw block 8 drives the bottom seat plate 9 to adjust the distance, thereby adjusting the distance between the calibrated static electricity table and the electrode plate 3, the outside of the moving track 5 is marked with a scale, the distance between the calibrated static electricity table and the electrode plate 3 is accurately adjusted, the uniformity and stability of the static electricity field in the measured area are ensured, thereby improving the accuracy of calibration, the slight change of the distance will affect the distribution and intensity of the static electricity field, the accurate adjustment of the distance is crucial for obtaining reliable calibration results, and the static electricity table may need to measure the static electricity field intensity under different distances, by adjusting the distance, the calibration device can simulate these different measurement environments, thereby evaluating the performance of the static electricity table under different conditions, which helps to ensure that the static electricity table can provide accurate measurement results in various application scenarios, the measurement sensitivity of the static electricity table is usually related to the distance between it and the electrode plate 3, by adjusting the distance, the optimal measurement position can be found, so that the measurement sensitivity of the static electricity table reaches the optimum, which helps to ensure that the static electricity table can capture the slight static electricity field change during the measurement process, thereby improving the accuracy and reliability of the measurement.

[0026] And the non-contact static electricity voltage table calibration platform 1 is provided with an insulating support 24, the main role of the insulating support 24 is to isolate the electrical connection between the calibrated static electricity table and the calibration platform, prevent the current from causing interference or damage to the calibrated static electricity table through the calibration platform, ensure the safety of the calibration process, protect the calibration equipment and the static electricity table under test, the use of the insulating support 24 can effectively prevent the charge from transferring between the calibrated static electricity table and the non-contact static electricity voltage table calibration platform 1, thereby avoiding the influence of charge interference on the calibration result, which helps to improve the accuracy and reliability of the calibration result.

[0027] And by rotating the second knob 10 with hands, the second knob 10 drives the second ball screw 12 to rotate, and the second ball screw 12 cooperates with the second screw block 11 to drive the two first rotating columns 13 to move, and the two first rotating columns 13 correspondingly drive the first support plate 14 and the second support plate 15 to move, and the second rotating column 16 is movably installed between the first support plate 14 and the second support plate 15, so that the lifting plate 17 is lifted, and by rotating the third knob 19 with hands, the third knob 19 drives the third ball screw 20 to rotate, and the third ball screw 20 cooperates with the third screw block 21 to drive the detection table 23 to move, and the detection table 23 drives the limiting block 22 to move outside the limiting column 18, so that the height and left-right movement of the calibrated electrostatic meter can be adjusted, the height and left-right position of the calibrated electrostatic meter are adjusted, different measurement environments and needs are conveniently adapted, when measuring the electrostatic field in a large equipment or a complex structure, the height and position of the electrostatic meter need to be adjusted to obtain more accurate measurement results, by adjusting the height and left-right position of the electrostatic meter, the measurement layout can be optimized, the relative position and distance between measurement points are more reasonable, so that the measurement efficiency and accuracy are improved, the distribution and strength of the electrostatic field are affected by the surrounding environment, such as electromagnetic field, temperature change, etc., by adjusting the height and left-right position of the calibrated electrostatic meter, the influence of these interference factors on the measurement results is minimized, so that the measurement accuracy is improved, by adjusting the height and left-right position of the electrostatic meter, the relative position and distance between the electrostatic meter and the electrode plate 3 are ensured to be in the best state, so that the calibration accuracy is improved.

Claims

1. A non-contact electrostatic voltmeter calibration device comprising a non-contact electrostatic voltmeter calibration stand (1), characterized in that: The top surface of the non-contact electrostatic voltage meter calibration platform (1) is provided with a DC high voltage meter (4), the top surface of the non-contact electrostatic voltage meter calibration platform (1) is provided with a moving track (5), the inside of the moving track (5) is provided with a distance adjusting assembly, the top surface of the distance adjusting assembly is provided with a bottom plate (9), the top surface of the bottom plate (9) is provided with a lifting assembly, the outer surface of the lifting assembly is provided with a lifting plate (17), the inside of the lifting plate (17) is provided with a left-right adjusting assembly, the outer surface of the left-right adjusting assembly is provided with a detection platform (23), the lifting assembly comprises a first support plate (14) and a second support plate (15), the inner surface of the bottom plate (9) and the inner surface of the lifting plate (17) are movably provided with two first support plates (14), the inner surface of the lifting plate (17) is movably provided with two second support plates (15), and the inside of the first support plate (14) and the inside of the second support plate (15) are movably provided with a second rotating column (16).

2. A non-contact electrostatic voltmeter calibration device according to claim 1, characterized in that: The lifting assembly further comprises a second knob (10) and a second ball screw (12), the second ball screw (12) is movably arranged in the inside of the bottom plate (9), and the second knob (10) is arranged on the outer surface of the second ball screw (12).

3. A non-contact electrostatic voltmeter calibration device according to claim 2, wherein: The outer surface of the second ball screw (12) is movably provided with a second screw rod slider (11), the outer surface of the second screw rod slider (11) is provided with two first rotating columns (13), and the outer surfaces of the two first rotating columns (13) are movably in contact with the inside of the first support plate (14) and the inside of the second support plate (15).

4. A non-contact electrostatic voltmeter calibration device according to claim 1, wherein: The distance adjusting assembly comprises a first ball screw (7) and a first knob (6), the first ball screw (7) is movably arranged in the inside of the moving track (5), and the first knob (6) is arranged on the outer surface of the first ball screw (7).

5. A non-contact electrostatic voltmeter calibration device according to claim 4, wherein: The outer surface of the first ball screw (7) is movably provided with a first screw rod slider (8), the top surface of the first screw rod slider (8) is fixedly connected with the bottom end surface of the bottom plate (9), and the outer surface of the first screw rod slider (8) is movably in contact with the inner surface of the moving track (5).

6. A non-contact electrostatic voltmeter calibration device according to claim 1, wherein: The left-right adjusting assembly comprises a third ball screw (20) and a third knob (19), the third ball screw (20) is movably arranged in the inside of the lifting plate (17), the third knob (19) is arranged on the outer surface of the third ball screw (20), the outer surface of the third ball screw (20) is movably provided with a third screw rod slider (21), the top surface of the third screw rod slider (21) is fixedly connected with the bottom end surface of the detection platform (23), the bottom end surface of the detection platform (23) is uniformly provided with a limiting block (22), the inner surface of the lifting plate (17) is provided with two limiting columns (18), and the outer surface of the limiting column (18) is movably in contact with the inside of the limiting block (22).

7. A non-contact electrostatic voltmeter calibration device according to claim 1, wherein: The top surface of the non-contact electrostatic voltmeter calibration platform (1) is provided with a fixed frame (2), the inside of the fixed frame (2) is provided with an electrode plate (3), and the inside of the non-contact electrostatic voltmeter calibration platform (1) is provided with an insulating support (24).

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