CN214845486U - Fool-proof device for ESD (electro-static discharge) monitor - Google Patents
Fool-proof device for ESD (electro-static discharge) monitor Download PDFInfo
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- CN214845486U CN214845486U CN202023253271.8U CN202023253271U CN214845486U CN 214845486 U CN214845486 U CN 214845486U CN 202023253271 U CN202023253271 U CN 202023253271U CN 214845486 U CN214845486 U CN 214845486U
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- seat surface
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Abstract
The utility model discloses a prevent slow-witted device for ESD control appearance, include: seat base, seat face, micro-gap switch, spring, ESD monitor, alarm device, spacing screw. In this way, the utility model relates to a prevent slow-witted device for ESD monitor increases micro-gap switch and controls ESD monitor, and automatic triggering ESD monitor when personnel sit down is easily realized and the cost is lower.
Description
Technical Field
The utility model relates to an electronic test measures the field, especially relates to a prevent slow-witted device for ESD control appearance.
Background
At present, production enterprises of circuit boards can use the ESD monitoring instrument, the ESD monitoring instrument can detect the resistance value of a connecting equipment loop, the connecting equipment and the ground form the equipotential through the effective connection of the grounding clamp body, the grounding clamp cable, the grounding cable and the grounding pile, static electricity is led into the ground, and the resistance of the equipment static grounding loop meets the national safety standard. And static electricity attached to the human body, which is generated by mutual friction of clothes and the like on the human body, can also damage the product of people, bring hidden quality troubles to the product, and even cause property loss of companies. Therefore, the ESD monitoring instrument can be installed on the workstation contacted with the circuit board, before the contact between an operator and the circuit board, the electrostatic bracelet needs to be worn firstly, the switch of the ESD monitoring instrument is opened, the ESD of the human body is eliminated and detected, and the circuit board can be contacted.
However, in practical use, when an operator sits on a work post, the operator often forgets to take the electrostatic ring or does not turn on the switch of the ESD monitor, so that the circuit board product is damaged by the static electricity of the human body.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a prevent slow-witted device for ESD monitor, has advantages such as reliable performance height, location accuracy, compact structure, has extensive market prospect in electronic test measuring's application and popularization simultaneously.
In order to solve the technical problem, the utility model discloses a technical scheme be:
a fool-proofing device for an ESD monitor is provided, which comprises: a seat base, a seat surface, a microswitch, a spring, an ESD monitor, an alarm device and a limit screw,
the connecting side of the seat surface is detachably connected with the top surface of the seat base, the bottom surface of the movable side of the seat surface is connected with the spring, the lower part of the spring is connected with the seat base, and the movable side of the seat surface is connected with the seat base through a limit screw, so that the seat surface floats up and down under the limit of the limit screw on the seat base,
the microswitch is arranged on the seat base, and the top end of the swing rod of the microswitch is in contact with the bottom surface of the seat surface. The COM end and the normally open end of the microswitch are respectively connected to two ends of the ESD monitor switch, so that the microswitch and the ESD monitor switch are connected in parallel,
when an operator sits on the seat surface, the seat surface is pressed downwards, so that the COM end and the normally open end of the microswitch are closed, the alarm device is triggered, the ESD monitoring instrument is automatically opened, and the operator is reminded to wear the electrostatic bracelet; when no operator sits on the seat surface, the seat surface bounces upwards under the action of the spring, and the microswitch is in an open circuit state.
In a preferred embodiment of the present invention, a plurality of the springs are uniformly connected to a seat surface.
In a preferred embodiment of the present invention, a plurality of limit screws are uniformly connected to a seat surface.
In a preferred embodiment of the present invention, the connection side of the seat surface is rotatably connected to the seat base top surface.
In a preferred embodiment of the present invention, the lower portion of the spring is disposed in a positioning groove formed in the seat base.
In a preferred embodiment of the present invention, the alarm device includes an audible alarm device and a light alarm device.
The utility model has the advantages that: a microswitch is added to control the ESD monitoring instrument, so that the ESD monitoring instrument is automatically triggered when people sit down, the realization is easy, and the cost is low.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
fig. 1 is a schematic structural diagram of a preferred embodiment of a fool-proof device for an ESD monitor according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, an embodiment of the present invention includes:
a fool-proof device for an ESD monitor, the structure of which comprises: seat base 1, seat face 2, micro-gap switch 3, spring 4, ESD monitor 5, alarm device, spacing screw 6.
The connecting side of the seat surface is rotatably connected with the top surface of the seat base, the bottom surface of the movable side of the seat surface is connected with the spring, the lower part of the spring is arranged in the positioning groove on the seat base, and the movable side of the seat surface is connected with the seat base through a limiting screw, so that the seat surface can slightly float up and down under the limitation of the limiting screw on the seat base.
Wherein, a plurality of springs and limit screws are evenly connected on one seat surface.
The microswitch is arranged on the seat base, and the top end of a swing rod 7 of the microswitch is in contact with the bottom surface of the seat surface. The COM end and the normally open end of the microswitch are respectively connected to two ends of a switch of the ESD monitor, so that the microswitch and the switch of the ESD monitor are connected in parallel.
When an operator sits on the seat surface, the seat surface is pressed downwards, so that the COM end and the normally open end of the microswitch are closed, the alarm device is triggered, the ESD monitoring instrument is automatically opened, and the operator is reminded to wear the electrostatic bracelet; when no operator sits on the seat surface, the seat surface bounces upwards under the action of the spring, and the microswitch is in an open circuit state.
The utility model relates to a prevent slow-witted beneficial effect of device for ESD control appearance is:
a. the seat is redesigned, and the micro switch is added to control the ESD monitor, so that the realization is easy and the cost is low;
b. the ESD monitoring instrument is manually opened by a person, and is automatically triggered when the person sits down, so that the operation is simple and easy;
c. the damage of human static electricity to electronic products caused by forgetting to charge the static bracelet by an operator is reduced.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.
Claims (6)
1. A fool-proof device for an ESD monitor, comprising: a seat base, a seat surface, a microswitch, a spring, an ESD monitor, an alarm device and a limit screw,
the connecting side of the seat surface is detachably connected with the top surface of the seat base, the bottom surface of the movable side of the seat surface is connected with the spring, the lower part of the spring is connected with the seat base, and the movable side of the seat surface is connected with the seat base through a limit screw, so that the seat surface floats up and down under the limit of the limit screw on the seat base,
the microswitch is arranged on the seat base, the top end of a swing rod of the microswitch is contacted with the bottom surface of the seat surface,
the COM end and the normally open end of the microswitch are respectively connected to two ends of the ESD monitor switch, so that the microswitch and the ESD monitor switch are connected in parallel,
when an operator sits on the seat surface, the seat surface is pressed downwards, so that the COM end and the normally open end of the microswitch are closed, the alarm device is triggered, the ESD monitoring instrument is automatically opened, and the operator is reminded to wear the electrostatic bracelet; when no operator sits on the seat surface, the seat surface bounces upwards under the action of the spring, and the microswitch is in an open circuit state.
2. The fool-proofing device for an ESD monitor according to claim 1, wherein a plurality of said springs are uniformly connected to a seat surface.
3. The fool-proofing device for the ESD monitor according to claim 1, wherein a plurality of limit screws are evenly connected to a seat surface.
4. The fool-proofing device for an ESD monitor according to claim 1, characterized in that the connection side of the seat surface is rotatably connected with the top surface of the seat base.
5. The fool-proofing device for an ESD monitor according to claim 1, characterized in that the lower part of the spring is disposed in a positioning groove on the seat base.
6. The fool-proofing device for the ESD monitor according to claim 1, wherein the alarm device comprises an audible alarm device and a light alarm device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023253271.8U CN214845486U (en) | 2020-12-30 | 2020-12-30 | Fool-proof device for ESD (electro-static discharge) monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023253271.8U CN214845486U (en) | 2020-12-30 | 2020-12-30 | Fool-proof device for ESD (electro-static discharge) monitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214845486U true CN214845486U (en) | 2021-11-23 |
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ID=78870217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023253271.8U Active CN214845486U (en) | 2020-12-30 | 2020-12-30 | Fool-proof device for ESD (electro-static discharge) monitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214845486U (en) |
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2020
- 2020-12-30 CN CN202023253271.8U patent/CN214845486U/en active Active
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