CN212513407U - Voltage-withstanding testing device for temperature sensor - Google Patents
Voltage-withstanding testing device for temperature sensor Download PDFInfo
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- CN212513407U CN212513407U CN202021163343.7U CN202021163343U CN212513407U CN 212513407 U CN212513407 U CN 212513407U CN 202021163343 U CN202021163343 U CN 202021163343U CN 212513407 U CN212513407 U CN 212513407U
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- tester
- temperature sensor
- voltage
- test
- positioning tool
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- 238000012360 testing method Methods 0.000 title claims abstract description 52
- 239000000523 sample Substances 0.000 claims abstract description 12
- 239000002184 metal Substances 0.000 claims abstract description 10
- 229920001342 Bakelite® Polymers 0.000 claims description 3
- 239000004637 bakelite Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model discloses a withstand voltage testing device for a temperature sensor, which comprises a tester, a testing head and a positioning tool, wherein the front side of the tester is provided with an alarm indicator lamp, a testing indicator lamp, a wire interface, a voltage adjusting knob, a starting button, a reset button and a display screen; a transformer, a measurement loop and a microprocessor are arranged in the tester; the test head comprises a metal probe, an insulating handheld plate and a lead; the test head is inserted into the wire interface through a wire and connected with the tester; the positioning tool comprises a base and a fixed support; the device can fix and place the tested object by arranging the positioning tool, so that the test is convenient; the voltage can be adjusted by rotating the voltage adjusting knob at 360 degrees at any time; through setting up handheld insulation board, the detecting head of conveniently taking avoids the direct contact probe, when improving the security of operation, has also improved holistic detection efficiency.
Description
Technical Field
The utility model belongs to a withstand voltage test field for temperature sensor especially relates to a withstand voltage testing arrangement for temperature sensor.
Background
The withstand voltage test is a nondestructive test for checking whether the insulation capability of a product is acceptable under a transient high voltage which often occurs. It applies a high voltage to the device under test for a certain time to ensure that the insulation properties of the device are sufficiently strong. Another reason for performing this test is that it is also possible to detect whether the device under test is acceptable by detecting a withstand voltage condition.
When the existing voltage-resistant testing device is used for testing small irregular temperature sensor components, the components are not well fixed and tested, the operation is time-consuming and labor-consuming, and the testing efficiency is low; and the test head needs to be taken down after the test is finished, and at the moment, if the voltage is not completely cleared, certain damage is caused to an operator, and the safety is low in the using process.
SUMMERY OF THE UTILITY MODEL
The object of the present invention is to provide a voltage withstand test device for a temperature sensor, which is used to overcome the defects of the prior art.
The purpose of the utility model can be realized through the following technical scheme:
a withstand voltage testing device for a temperature sensor comprises a tester 1, a testing head 2 and a positioning tool 3, wherein an alarm indicator lamp 4, a testing indicator lamp 5, a lead interface 6, a voltage adjusting knob 7, a starting button 8, a reset button 9 and a display screen 10 are arranged on the front surface of the tester 1; a transformer 11, a measurement loop 12 and a microprocessor 13 are arranged in the tester 1;
the test head 2 comprises a metal probe 14, an insulating handheld plate 15 and a lead 16, wherein the insulating handheld plate 15 is arranged at the position where the metal probe 14 is connected with the lead 16; the test head 2 is inserted into the wire interface 6 through a wire 16 and connected with the tester 1;
the positioning tool 3 comprises a base 17 and a fixed support 18, wherein the fixed support 18 is arranged on the base 17.
Preferably, the voltage adjustment knob 7 is provided as a cylinder rotatable by 360 °.
Preferably, the insulating hand-held board 15 is a rectangular board and is provided as a bakelite material.
Preferably, the positioning tool 3 is arranged on the front side of the tester 1 and is not connected with the tester 1.
The working principle is as follows: electrically connecting the tester with a temperature sensor component to be tested, and judging the temperature sensor component to be qualified if the voltage value displayed after the test is less than the set voltage value; if the voltage value displayed after the test is larger than the set voltage value, the test voltage is cut off instantly and an audible and visual alarm is given out, so that the temperature sensor component is judged to be an unqualified product.
The utility model has the advantages that: the device can fix and place the tested object by arranging the positioning tool, so that the test is convenient; the voltage can be adjusted by rotating the voltage adjusting knob at 360 degrees at any time; through setting up handheld insulation board, the detecting head of conveniently taking avoids the direct contact probe, when improving the security of operation, has also improved holistic detection efficiency.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an internal block diagram of the test meter of the present invention;
in the figure: 1. a tester; 2. a test head; 3. positioning a tool; 4. an alarm indicator light; 5. a test indicator light; 6. a wire interface; 7. a voltage adjustment knob; 8. a start button; 9. a reset button; 10. a display screen; 11. a transformer; 12. a measurement loop; 13. a microprocessor; 14. A metal probe; 15. an insulating hand-held board; 16. a wire; 17. a base; 18. and fixing the bracket.
Detailed Description
The technical scheme of the utility model is further described with the attached drawings:
as can be seen from the diagrams of fig. 1-2, the withstand voltage testing device for the temperature sensor comprises a tester 1, a testing head 2 and a positioning tool 3, wherein an alarm indicator lamp 4, a testing indicator lamp 5, a wire interface 6, a voltage adjusting knob 7, a start button 8, a reset button 9 and a display screen 10 are arranged on the front surface of the tester 1; a transformer 11, a measurement loop 12 and a microprocessor 13 are arranged in the tester 1;
the test head 2 comprises a metal probe 14, an insulating handheld plate 15 and a lead 16, wherein the insulating handheld plate 15 is arranged at the position where the metal probe 14 is connected with the lead 16; the test head 2 is inserted into the wire interface 6 through a wire 16 and connected with the tester 1;
the positioning tool 3 comprises a base 17 and a fixed support 18, wherein the fixed support 18 is arranged on the base 17.
The specific using process is as follows: placing a temperature sensor to be tested on the positioning tool 3 and fixing the temperature sensor through the bracket 18; a start button 8 on the tester 1 is pressed to start, a voltage adjusting knob 7 is adjusted to a specified voltage value, then a metal probe 14 is used for contacting a temperature sensor to be tested, and a test indicator lamp 5 is turned on at the moment to indicate that the contact is good and the normal test is in progress; the measured data is transmitted through a lead 16, the measured data is subjected to voltage transformation processing through a transformer 11 in the tester 1, the processed and purchased numerical value is transmitted to a microprocessor 13 through a measuring loop 12, the microprocessor 13 compares and analyzes the numerical value, the specific voltage numerical value is displayed through a display screen 10, an operator judges whether the temperature sensor is a qualified product or not according to the displayed numerical value, and if the displayed voltage value is smaller than the set voltage value, the temperature sensor component is judged to be the qualified product; if the voltage value displayed after the test is larger than the set voltage value, the alarm indicator lamp 4 is turned on and gives out sound alarm, so that the temperature sensor component is judged to be unqualified; then, the metal probe 14 is taken down by holding the insulating plate 15 by hand, and the test is finished; if the voltage value returns to zero at this time, the next component test can be performed, otherwise, the reset button 9 can be pressed to return the voltage value to zero.
In the preferred embodiment, the voltage adjusting knob 7 is a cylinder capable of rotating 360 degrees, the voltage can be adjusted according to different temperature sensor components, and the voltage can be adjusted conveniently and quickly.
In this embodiment, the insulating handheld board 15 is a rectangular board and is made of bakelite, so that the insulating handheld board has good insulating property, high strength and low probability of deformation.
In the preferred embodiment, the positioning tool 3 is arranged on the front side of the tester 1 and is not connected with the tester 1, and the position of the positioning tool 3 can be adjusted randomly according to the needs of operators, so that the operators can test components conveniently.
Finally, it should be noted that:
first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a withstand voltage testing arrangement for temperature sensor, includes tester (1), test head (2) and location frock (3), its characterized in that: the front surface of the tester (1) is provided with an alarm indicator lamp (4), a test indicator lamp (5), a wire interface (6), a voltage adjusting knob (7), a starting button (8), a reset button (9) and a display screen (10); a transformer (11), a measuring loop (12) and a microprocessor (13) are arranged in the tester (1);
the testing head (2) comprises a metal probe (14), an insulating handheld plate (15) and a lead (16), wherein the insulating handheld plate (15) is arranged at the position where the metal probe (14) is connected with the lead (16); the test head (2) is inserted into the wire interface (6) through a wire (16) and connected with the tester (1);
the positioning tool (3) comprises a base (17) and a fixed support (18), and the fixed support (18) is arranged on the base (17).
2. The withstand voltage testing apparatus for a temperature sensor according to claim 1, characterized in that: the voltage adjusting knob (7) is arranged to be a cylinder capable of rotating 360 degrees.
3. The withstand voltage testing apparatus for a temperature sensor according to claim 1, characterized in that: the insulating handheld plate (15) is a rectangular plate and is made of bakelite.
4. The withstand voltage testing apparatus for a temperature sensor according to claim 1, characterized in that: the positioning tool (3) is arranged on the front side of the tester (1) and is not connected with the tester (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021163343.7U CN212513407U (en) | 2020-06-20 | 2020-06-20 | Voltage-withstanding testing device for temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021163343.7U CN212513407U (en) | 2020-06-20 | 2020-06-20 | Voltage-withstanding testing device for temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212513407U true CN212513407U (en) | 2021-02-09 |
Family
ID=74438402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021163343.7U Expired - Fee Related CN212513407U (en) | 2020-06-20 | 2020-06-20 | Voltage-withstanding testing device for temperature sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212513407U (en) |
-
2020
- 2020-06-20 CN CN202021163343.7U patent/CN212513407U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210209 |