CN213517336U

CN213517336U - Non-contact static tester

Info

Publication number: CN213517336U
Application number: CN202022734367.XU
Authority: CN
Inventors: 张才华
Original assignee: Shanghai Pancong Electronic Technology Co ltd
Current assignee: Shanghai Pancong Electronic Technology Co ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-06-22
Anticipated expiration: 2030-11-24

Abstract

The utility model discloses a non-contact static tester, including handheld shell, the outer wall border of handheld shell rotates the cover and is equipped with the swivel becket, the fixed cover of inner circle of swivel becket is equipped with circular carousel, circular carousel's casing runs through handheld shell's casing, and one side casing of circular carousel is equipped with four straight-teeth gears, the fixed cover of inner circle of straight-teeth gear is equipped with the pivot, the one end of pivot is rotated the cover and is established on handheld shell's shells inner wall, the other end fixedly connected with connecting rod one of pivot, the one end that the pivot was kept away from to connecting rod one rotates and is connected with connecting rod two, connecting rod two one end of keeping away from connecting rod one rotates and is connected with the installation cassette, the inside of installation cassette is equipped with the tester main part, handheld shell is including. The utility model discloses can avoid the tester to have direct contact with the static tester, and then prevent that the static on one's body of tester from causing the interference to data.

Description

Non-contact static tester

Technical Field

The utility model relates to a tester technical field especially relates to a non-contact static tester.

Background

The static electricity tester is a non-contact portable static electric field tester, and is also attached with a balancing measuring board capable of matching ions, and is used for periodically checking the ion balance degree within the range of +/-200V, mainly used for measuring the static electricity performance of textile raw materials and finished products under the condition of a laboratory, and also can be used for measuring the static electricity performance of other sheet and plate-shaped materials, such as paper, rubber, plastics, composite plates and the like, and the main machine of the tester consists of a corona discharge device, a probe and a detection system. The method comprises the steps of utilizing a given high-voltage electric field to discharge electricity to a tested sample at regular time, enabling the sample to induce static electricity, and further detecting the electrostatic electricity quantity, the half-life period of the static voltage and the residual quantity of the static electricity so as to determine the electrostatic performance of the tested sample.

When the static tester is used for testing static of an object, due to the fact that a certain amount of static is carried on the object to be tested and a tester, when the static tester is close to the object, the static on the tester can cause certain interference, and therefore the static detection result of the static tester is inaccurate.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For the technical problem who exists among the solution background art, the utility model provides a non-contact static tester.

(II) technical scheme

The utility model provides a non-contact static tester, including handheld shell, the outer wall border of handheld shell rotates the cover and is equipped with the swivel becket, the fixed cover of inner circle of swivel becket is equipped with circular carousel, circular carousel's casing runs through handheld shell's casing, and one side casing of circular carousel is equipped with four straight-teeth gears, the fixed cover of inner circle of straight-teeth gear is equipped with the pivot, the one end rotation cover of pivot is established on handheld shell's shells inner wall, the other end fixedly connected with connecting rod one of pivot, the one end that the pivot was kept away from to connecting rod one rotates and is connected with connecting rod two, connecting rod two one end rotation of keeping away from connecting rod one is connected with the installation cassette, the inside of installation cassette is equipped with the tester main part.

Preferably, the handheld shell comprises a base and a shell body main body, and one end of the rotating shaft is connected with the inner wall of the shell body main body through a bearing.

Preferably, the outer wall periphery of the base and the shell body main body is provided with annular grooves, the inner ring of the rotating ring is fixedly sleeved with two annular limiting rings, and the outer rings of the two annular limiting rings are respectively sleeved in the inner rings of the annular grooves in a sliding manner.

Preferably, an opening is formed in the middle of the circular turntable, and the diameter of an inner ring of the opening is larger than that of an inner ring of the mounting clamping seat.

Preferably, a shell on one side of the circular turntable, which is close to the straight gear, is fixedly connected with an annular rack, and the annular rack is in meshing transmission with the straight gear.

Preferably, a through hole is formed in a shell on one side, close to the second connecting rod, of the mounting clamping seat, a limiting block is sleeved on an inner ring of the through hole in a rotating mode, one end of the limiting block is fixedly connected to the shell of the second connecting rod, and the diameter of an outer ring of the other end of the limiting block is larger than that of an inner ring of the through hole.

Preferably, four threaded holes are formed in the periphery shell of the clamping seat, a bolt is sleeved on the inner ring of each threaded hole in a rotating mode, one end, close to the tester main body, of the bolt is fixedly connected with an insulating pad, and the shell on one side of the insulating pad is attached to the shell of the tester main body.

Compared with the prior art, the beneficial effects of the utility model are that:

through the swivel becket, circular carousel, the straight-teeth gear, the apparatus further comprises a rotating shaft, connecting rod one, connecting rod two, the stopper, installation cassette isotructure, the swivel becket can drive the straight-teeth gear and the pivot rotates through circular carousel, the rotation of pivot can drive connecting rod one and rotate, the rotation of connecting rod one and then can drive the inside of installation cassette at handheld shell through connecting rod two and stopper and carry out the concertina movement, thereby can avoid tester and tester main part to have direct contact, and then prevent that the tester from leading to the fact the interference to data with the static on one's body.

Drawings

Fig. 1 is a schematic cross-sectional structural view of a non-contact electrostatic tester provided by the present invention;

fig. 2 is a schematic view of a testing structure of a rotating ring and a circular turntable of a non-contact electrostatic tester provided by the present invention;

fig. 3 is an enlarged schematic structural view of a position a of the non-contact electrostatic tester provided by the present invention.

In the figure: the testing device comprises a handheld shell 1, a rotating ring 2, a circular turntable 3, a straight gear 4, a rotating shaft 5, a first connecting rod 6, a second connecting rod 7, a limiting block 8, an installation clamping seat 9, a tester main body 10, a bolt 11 and an insulation pad 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

As shown in fig. 1-3, the utility model provides a non-contact static tester, including handheld shell 1, the outer wall periphery of handheld shell 1 rotates the cover and is equipped with swivel becket 2, the fixed cover of inner circle of swivel becket 2 is equipped with circular carousel 3, the casing of circular carousel 3 runs through the casing of handheld shell 1, and one side casing of circular carousel 3 is equipped with four straight-teeth gear 4, the fixed cover of inner circle of straight-teeth gear 4 is equipped with pivot 5, the one end rotation cover of pivot 5 is established on the shells inner wall of handheld shell 1, the other end fixedly connected with connecting rod one 6 of pivot 5, the one end that pivot 5 was kept away from to connecting rod one 6 is rotated and is connected with connecting rod two 7, connecting rod two 7 keep away from the one end rotation of connecting rod one 6 and is connected with installation cassette 9, the inside of installation cassette 9.

In an alternative embodiment, the hand-held housing 1 comprises a base and a housing body, and one end of the rotating shaft 5 is connected with the inner wall of the housing body through a bearing.

In an alternative embodiment, the outer wall circumference of the base and the shell body is provided with an annular groove, the inner ring of the rotating ring 2 is fixedly sleeved with two annular limiting rings, and the outer rings of the two annular limiting rings are respectively slidably sleeved in the inner rings of the annular groove.

In an alternative embodiment, the middle part of the circular turntable 3 is provided with an opening, and the diameter of the inner ring of the opening is larger than that of the inner ring of the mounting clamping seat 9.

In an alternative embodiment, a circular rack is fixedly connected to the side of the circular rotating disk 3 close to the spur gear 4, and the circular rack is in meshing transmission with the spur gear 4.

In an optional embodiment, a through hole is formed in the casing, close to the second connecting rod 7, of the mounting clamping seat 9, a limiting block 8 is sleeved on the inner ring of the through hole in a rotating mode, one end of the limiting block 8 is fixedly connected to the casing of the second connecting rod 7, and the diameter of the outer ring of the other end of the limiting block 8 is larger than that of the inner ring of the through hole.

In an alternative embodiment, the peripheral shell of the mounting chuck 9 is provided with four threaded holes, the inner ring of the threaded holes is rotatably sleeved with a bolt 11, one end of the bolt 11 close to the tester main body 10 is fixedly connected with an insulating pad 12, and one side shell of the insulating pad 12 is attached to the shell of the tester main body 10.

The working principle is as follows: firstly, a tester holds the shell of the handheld shell 1 to rotate the rotating ring 2, because the inner ring of the rotating ring 2 is fixedly sleeved with the circular turntable 3, one side of the circular turntable 3, which is close to the straight gear 4, is fixedly connected with the annular rack, and the straight gear 4 is in meshing transmission with the annular rack, when the rotating ring 2 is rotated, the straight gear 4 and the rotating shaft 5 can be driven to rotate by the circular turntable 3, and one end of the rotating shaft 5 is fixedly connected with the connecting rod I6, so that the rotating shaft 5 can drive the connecting rod I6 to rotate, because one end of the connecting rod I6, which is far from the rotating shaft 5, is rotatably connected with the connecting rod II 7, one end of the connecting rod II 7, which is far from the connecting rod I6, is rotatably connected with the mounting clamp seat 9 by the limiting block 8, so that the rotation of the four connecting rod I6 can further drive the mounting clamp, therefore, direct contact between the tester and the tester main body 10 can be avoided, and interference of static electricity on the tester to data can be prevented.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A non-contact static tester comprises a handheld shell (1) and is characterized in that a rotating ring (2) is sleeved on the periphery of the outer wall of the handheld shell (1) in a rotating mode, a circular turntable (3) is sleeved on the inner ring of the rotating ring (2) in a fixed mode, the shell of the circular turntable (3) penetrates through the shell of the handheld shell (1), four straight gears (4) are arranged on one side of the shell of the circular turntable (3), a rotating shaft (5) is sleeved on the inner ring of the straight gears (4) in a fixed mode, one end of the rotating shaft (5) is sleeved on the inner wall of the shell of the handheld shell (1) in a rotating mode, a first connecting rod (6) is fixedly connected to the other end of the rotating shaft (5), the first connecting rod (6) is connected with a second connecting rod (7) in a rotating mode, one end of the second connecting rod (7) far away from the first connecting rod, the inside of installation cassette (9) is equipped with tester main part (10).

2. The non-contact static electricity tester according to claim 1, wherein the hand-held housing (1) comprises a base and a housing body, and one end of the rotating shaft (5) is connected with the inner wall of the housing body through a bearing.

3. The non-contact electrostatic tester according to claim 2, wherein the outer wall circumference of the base and the housing body are both provided with an annular groove, the inner ring of the rotating ring (2) is fixedly sleeved with two annular limiting rings, and the outer rings of the two annular limiting rings are respectively slidably sleeved in the inner ring of the annular groove.

4. The non-contact electrostatic tester according to claim 1, wherein an opening is formed in the middle of the circular turntable (3), and the diameter of the inner ring of the opening is larger than that of the inner ring of the mounting clamping seat (9).

5. The non-contact static electricity tester according to claim 1, wherein a circular rack is fixedly connected to a side shell of the circular turntable (3) close to the spur gear (4), and the circular rack is in meshing transmission with the spur gear (4).

6. The non-contact static tester according to claim 1, wherein a through hole is formed in a casing of the mounting clamp seat (9) on one side close to the second connecting rod (7), a limiting block (8) is rotatably sleeved on an inner ring of the through hole, one end of the limiting block (8) is fixedly connected to the casing of the second connecting rod (7), and the diameter of an outer ring of the other end of the limiting block (8) is larger than that of an inner ring of the through hole.

7. The non-contact electrostatic tester according to claim 1, wherein the peripheral shell of the mounting clamp seat (9) is provided with four threaded holes, the inner ring of each threaded hole is rotatably sleeved with a bolt (11), one end of each bolt (11) close to the tester body (10) is fixedly connected with an insulating pad (12), and a shell on one side of each insulating pad (12) is attached to the shell of the tester body (10).