CN215494083U

CN215494083U - Automatic calibrating device of static tester

Info

Publication number: CN215494083U
Application number: CN202122198522.5U
Authority: CN
Inventors: 邹杰; 束义牛; 曾冬梅; 陈万松
Original assignee: Suzhou Saibao Calibration Technology Service Co ltd
Current assignee: Suzhou Saibao Calibration Technology Service Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-01-11
Anticipated expiration: 2031-09-13

Abstract

The utility model discloses an automatic calibration device of an electrostatic tester, which comprises a supporting cushion block and a shell, wherein the supporting cushion block is arranged at the bottom end of the shell, a display screen is arranged at the position, close to the middle part, of the rear end of the shell, an adjusting knob is arranged on the right side of the display screen, a USB (universal serial bus) connecting hole and a switch are arranged on the lower side of the adjusting knob, the USB connecting hole is arranged on the left side of the switch, a protection device is arranged on the left side of the display screen, and a test jack is arranged in the protection device. Poor contact and alignment errors are not caused.

Description

Automatic calibrating device of static tester

Technical Field

The utility model belongs to the related technical field of calibration devices, and particularly relates to an automatic calibration device of an electrostatic tester.

Background

The automatic calibration device of the static tester is mainly used for calibration, and the electric safety needs to be paid attention when the automatic calibration device is used.

The prior automatic calibration device technology of the electrostatic tester has the following problems: the automatic calibrating device of current electrostatic tester mainly is used for the calibration usefulness, and the automatic calibrating device of whole electrostatic tester mainly realizes through inside accurate part, though can play the effect of calibration through inside accurate part, but directly accomodate when not using, do not do the inside of protection like this and will get into impurity of test jack, and the inside of test jack can take place oxidation reaction with water and oxygen in the air, light then can lead to contact failure when inserting the connecting wire like this, then can lead to the error of calibration seriously.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automatic calibration device of an electrostatic tester, which solves the problems that although the calibration function can be achieved through internal precise parts, the automatic calibration device is directly stored when not in use, impurities enter the inside of a test jack if the test jack is stored without protection, and the inside of the test jack is oxidized with water and oxygen in the air, so that poor contact can be caused when a connecting wire is inserted, and calibration errors can be caused if the connecting wire is inserted.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an automatic calibrating device of static tester, includes lip block and shell, lip block is installed to the bottom of shell, the rear end of shell is close to middle part position department and is provided with the display screen, the right side of display screen is provided with adjust knob, adjust knob's downside is provided with USB and connects hole and switch, USB connects the left side that the hole set up at the switch, the left side of display screen is provided with protection device, protection device's inside is provided with the test jack, protection device includes protection casing, magnetic path, spout and slider, the protection casing sets up at the rear end of shell and is close to left end position department, protection casing and shell pass through spout and slider sliding connection, the slider sets up the inside at the spout, the right-hand member of protection casing is provided with the magnetic path.

Preferably, the whole supporting cushion block is made of hard rubber materials, and the supporting cushion block is fixedly connected with the shell through screws.

Preferably, the outer wall of the outer shell is coated with metal paint, and the front end of the outer shell is provided with a power supply connecting hole.

Preferably, the inside of the test jack is provided with a connecting contact copper sheet, and the total number of the test jacks is six.

Preferably, the whole of the protective cover is made of polyethylene materials, and anti-skid stripes are arranged at the rear end of the protective cover.

Preferably, the magnetic block is fixedly connected with the protective cover through glue, and the inside of the sliding groove and the outer wall of the sliding block are both subjected to polishing treatment.

Compared with the prior art, the utility model provides an automatic calibration device of an electrostatic tester, which has the following beneficial effects:

1. according to the automatic calibration device for the static tester, the protection device is added on the automatic calibration device for the static tester for calibration, and the newly added protection device consists of a protection cover, a magnetic block, a sliding groove and a sliding block;

2. when the protection device is used, the magnetic blocks in the protection device are tightly attracted together, so that compared with the situation that the test jack is directly exposed in the air, the protection cover can isolate impurities like cellosilk and the like from the outside, and can also prevent moisture in the air from entering the inside of the test jack, so that the oxidation of the test jack is prevented, the internal contact excellence can be ensured, and poor contact and calibration errors cannot be caused;

3. the specific use method of the automatic calibration device of the utility model comprises the following steps of carrying the whole automatic calibration device of the static tester to a place needing to be used, checking the place where the automatic calibration device of the static tester is not damaged, preventing accidents during use, placing the device on a desktop through a supporting cushion block, electrically connecting the device with an external power supply, starting up the device through a switch after connection, sliding a protective cover in a protection device outwards through a sliding chute and a sliding block, electrically connecting a test jack with the static tester through a connecting wire, calibrating, adjusting through an adjusting knob during calibration, observing real-time data in a display screen to infer the accuracy of the static tester, and finally closing the switch, then pull out the power, pull out the connecting wire from the test jack again, slide the protection casing to inside at last, can adsorb through the magnetic path after sliding up and be one, then accomodate just can.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model without limiting the utility model in which:

fig. 1 is a schematic front perspective view of an automatic calibration device for an electrostatic tester according to the present invention;

FIG. 2 is a schematic view of an open structure of a protection device for an automatic calibration device of an electrostatic tester according to the present invention;

FIG. 3 is a schematic diagram of an enlarged closed structure of a protection device of an automatic calibration device of an electrostatic tester according to the present invention;

FIG. 4 is a schematic view of an enlarged open structure of a protection device for an automatic calibration device of an electrostatic tester according to the present invention;

in the figure: 1. supporting the cushion block; 2. a housing; 3. a protection device; 4. a display screen; 5. adjusting a knob; 6. a USB socket; 7. a switch; 8. testing the jacks; 9. a protective cover; 10. a magnetic block; 11. a chute; 12. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1, fig. 2, fig. 3, and fig. 4, the present invention provides a technical solution: an automatic calibration device of an electrostatic tester comprises a supporting cushion block 1 and a shell 2, wherein the whole supporting cushion block 1 is made of hard rubber materials, so that the supporting cushion block 1 and the shell 2 can be prevented from sliding when in use, the supporting cushion block 1 is fixedly connected with the bottom end of the shell 2 through screws, the outer wall of the shell 2 is coated with metal paint, so that rusting can be prevented when in use, a power supply connecting hole is formed in the front end of the shell 2, a display screen 4 is arranged at the position, close to the middle part, of the rear end of the shell 2, an adjusting knob 5 is arranged on the right side of the display screen 4, a USB connecting hole 6 and a switch 7 are arranged on the lower side of the adjusting knob 5, the USB connecting hole 6 is arranged on the left side of the switch 7, a protection device 3 is arranged on the left side of the display screen 4, a connecting contact copper sheet is arranged inside a testing jack 8, so that the contact is more flexible, six testing jacks 8 are arranged, the inside of the protection device 3 is provided with a test socket 8.

Example two

Referring to fig. 1, fig. 2, fig. 3, and fig. 4, the present invention provides a technical solution: the utility model provides an automatic calibrating device of static tester, protection device 3 includes protection casing 9, magnetic path 10, spout 11 and slider 12, protection casing 9's whole is made by the polyethylene material, protection casing 9's rear end is provided with anti-skidding stripe, can not the hand smooth when opening like this, protection casing 9 sets up at the rear end of shell 2 and is close to left end position department, protection casing 9 passes through spout 11 and slider 12 sliding connection with shell 2, slider 12 sets up the inside at spout 11, magnetic path 10 passes through glue fixed connection with protection casing 9, the inside of spout 11 and the outer wall of slider 12 all are handled through the polishing, the silk that compares like this when gliding is smooth, frictional force is more little, the right-hand member of protection casing 9 is provided with magnetic path 10.

The working principle and the using process of the utility model are as follows: after the device is installed, when the automatic calibration device of the electrostatic tester for calibration is used, the whole automatic calibration device of the electrostatic tester is firstly carried to a place to be used, then the place where the automatic calibration device of the electrostatic tester is not damaged is checked, thus accidents can be prevented when the device is used, then the device is placed on a desktop through a supporting cushion block 1 and is electrically connected with an external power supply, the device is started through a switch 7 after being connected, then a protective cover 9 in a protective device 3 is opened through a sliding chute 11 and a sliding block 12 in an outward sliding way, then a test jack 8 is electrically connected with the electrostatic tester through a connecting wire, then calibration can be carried out, adjustment is carried out through an adjusting knob 5 during calibration, and then real-time data in a display screen 4 is observed to deduce the accuracy of the electrostatic tester, just so accomplish, close switch 7 at last, then pull out the power, pull out the connecting wire from test jack 8 again, slide to inside at last protection casing 9, can adsorb through magnetic path 10 after sliding up and then accomodate just can.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic calibrating device of static tester, includes lip block (1) and shell (2), its characterized in that: the bottom of the shell (2) is provided with a supporting cushion block (1), the rear end of the shell (2) is provided with a display screen (4) close to the middle position, the right side of the display screen (4) is provided with an adjusting knob (5), the lower side of the adjusting knob (5) is provided with a USB connecting hole (6) and a switch (7), the USB connecting hole (6) is arranged on the left side of the switch (7), the left side of the display screen (4) is provided with a protection device (3), the inside of the protection device (3) is provided with a test jack (8), the protection device (3) comprises a protection cover (9), a magnetic block (10), a sliding groove (11) and a sliding block (12), the protection cover (9) is arranged at the rear end of the shell (2) and close to the left end position, and the protection cover (9) and the shell (2) are in sliding connection through the sliding groove (11) and the sliding block (12), the slider (12) is arranged inside the sliding groove (11), and the magnetic block (10) is arranged at the right end of the protective cover (9).

2. The automatic calibration device of the electrostatic tester according to claim 1, wherein: the whole supporting cushion block (1) is made of hard rubber materials, and the supporting cushion block (1) is fixedly connected with the shell (2) through screws.

3. The automatic calibration device of the electrostatic tester according to claim 1, wherein: the outer wall of the shell (2) is coated with metal paint, and the front end of the shell (2) is provided with a power supply connecting hole.

4. The automatic calibration device of the electrostatic tester according to claim 1, wherein: the test device is characterized in that a connecting contact copper sheet is arranged inside the test jack (8), and six test jacks (8) are arranged in total.

5. The automatic calibration device of the electrostatic tester according to claim 1, wherein: the whole of the protective cover (9) is made of polyethylene materials, and anti-skid stripes are arranged at the rear end of the protective cover (9).

6. The automatic calibration device of the electrostatic tester according to claim 1, wherein: the magnetic block (10) is fixedly connected with the protective cover (9) through glue, and the inside of the sliding groove (11) and the outer wall of the sliding block (12) are both subjected to polishing treatment.