CN112880896A - Isolating switch contact finger pressure sensor, tester and method - Google Patents
Isolating switch contact finger pressure sensor, tester and method Download PDFInfo
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- CN112880896A CN112880896A CN202110009494.XA CN202110009494A CN112880896A CN 112880896 A CN112880896 A CN 112880896A CN 202110009494 A CN202110009494 A CN 202110009494A CN 112880896 A CN112880896 A CN 112880896A
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- pressure sensor
- isolating switch
- finger
- isolator
- contact
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- 238000000034 method Methods 0.000 title claims description 12
- 238000012360 testing method Methods 0.000 claims abstract description 17
- 230000003068 static effect Effects 0.000 claims abstract description 7
- 238000001514 detection method Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 238000002955 isolation Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0028—Force sensors associated with force applying means
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The present disclosure provides a pressure sensor for isolating switch contact finger, comprising: the pressure sensor is connected with a positioning structure; the positioning structure comprises an elastic piece and a clamping piece, one end of the elastic piece is connected with the shell, and the other end of the elastic piece is connected with the contact finger of the isolating switch to be tested; one end of the clamping piece is connected with the shell, and the other end of the clamping piece is connected with the contact finger of the isolating switch to be tested; the sensor can be fixed on the contact surface to be tested through the effect of buckle and elastic cord, because isolator movive and static contact pole shape is different, the contact surface angle is different during the test, and this sensor structure can prevent that the sensor from droing.
Description
Technical Field
The disclosure relates to the technical field of isolating switches, in particular to an isolating switch contact finger pressure sensor, a tester and a method.
Background
At present, pressure sensors are 2-3 cm cylinder structures, but the shapes of isolation switches are different, particularly when clamping force between moving contact rods and static contact rods of a scissor type isolation switch is measured, contact rod contact surfaces are in point contact or line contact, the cylinder pressure sensors are artificially placed on the contact surfaces to be easy to fall off and not easy to operate during measurement, and the centers of the sensors are not necessarily in the positive centers of the contact surfaces in the closing moment of the contact rods, so that measurement errors are easily caused.
Disclosure of Invention
In order to solve the technical problem, the present disclosure provides an isolating switch contact finger pressure sensor, a tester and a method.
In a first aspect, the present disclosure provides an isolator finger pressure sensor comprising: the pressure sensor is connected with a positioning structure; the positioning structure comprises an elastic piece and a clamping piece, one end of the elastic piece is connected with the shell, and the other end of the elastic piece is connected with the contact finger of the isolating switch to be tested; one end of the clamping piece is connected with the shell, and the other end of the clamping piece is connected with the contact finger of the isolating switch to be tested.
In a second aspect, the present disclosure further provides an isolating switch contact finger pressure tester, which uses the isolating switch contact finger pressure sensor according to the first aspect to perform pressure testing.
In a third aspect, the present disclosure provides a method of using the isolating switch finger pressure sensor according to the first aspect, including:
the pressure sensor is connected with the contact finger of the isolating switch to be tested through an elastic piece of the positioning structure and is in a positive center state;
the clamping piece through the positioning structure fixes the position of the pressure sensor and the isolating switch to be detected, so that the position of the detection process is kept unchanged.
Compared with the prior art, this disclosure possesses following beneficial effect:
1. the present disclosure employs a positioning structure connected with a pressure sensor; the positioning structure comprises an elastic piece and a clamping piece, the sensor can be fixed on a contact surface to be tested through the action of a buckle and an elastic band, and the sensor can be prevented from falling off due to different shapes of the dynamic and static contact rods of the isolating switch and different angles of the contact surface during testing.
2. The pressure sensor is connected with the contact finger of the isolating switch to be tested through the elastic piece of the positioning structure, and is in a positive center state; the clamping piece through the positioning structure fixes the position of the pressure sensor and the isolating switch to be detected, so that the position of the detection process is kept unchanged. The measuring error caused by the fact that the center of the sensor is not always in the center of the contact surface at the moment when the contact rod is closed by people is prevented. Not only can test the pressure of the contact finger, but also can test the pressure distribution of the contact surface; adopt this application isolator to touch pressure sensor's pressure tester, can carry out the stable pressure test, show pressure distribution and print the test result through the printer through liquid crystal display.
Advantages of additional aspects of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is a schematic front view of a isolator finger pressure sensor according to the present disclosure;
fig. 2 is a schematic rear view of the isolator finger pressure sensor of the present disclosure.
The specific implementation mode is as follows:
the present disclosure is further described with reference to the following drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
Example 1
As shown in figure 1 of the drawings, in which,
as shown in fig. 1, the present disclosure provides an isolator finger pressure sensor comprising: the pressure sensor is connected with a positioning structure; the positioning structure comprises an elastic piece and a clamping piece, one end of the elastic piece is connected with the shell, and the other end of the elastic piece is connected with the contact finger of the isolating switch to be tested; one end of the clamping piece is connected with the shell, and the other end of the clamping piece is connected with the contact finger of the isolating switch to be tested.
Furthermore, the elastic part comprises a plurality of elastic bands, wherein at least two circumferential elastic bands and a plurality of radial elastic bands are included; the two circumferential elastic bands are respectively a first circumferential elastic band and a second circumferential elastic band, the first circumferential elastic band is arranged on one side of the pressure sensor, and the second circumferential elastic band is connected with a contact finger of the isolating switch to be tested; the radial elastic bands are used for connecting the first circumferential elastic band and the second circumferential elastic band; and provides a positioning function, and after the second circumferential elastic band is connected with the moving and static contact rods, provides an elastic force to the central area, so that the center of the pressure sensor is positioned at the center of the contact surface. The contact finger of the isolating switch is a moving contact and a static contact.
Further, the joint spare includes the buckle, the buckle is circular fixed buckle for realize fixed connection with pressure sensor and the quiet export of moving of the isolator that awaits measuring, avoid the displacement of sensor in the testing process, also can prevent when improving the detection precision that the sensor from droing.
The pressure sensor is a flexible sensor, and an FSR-A406 flexible sensor can be adopted.
The sensor can be fixed on the contact surface to be tested through the effect of buckle and elastic cord, because isolator movive and static contact pole shape is different, the contact surface angle is different during the test, and this sensor structure can prevent that the sensor from droing.
The measuring error caused by the fact that the center of the sensor is not always in the center of the contact surface at the moment when the contact rod is closed by people is prevented. Not only can test the pressure of the contact finger, but also can test the pressure distribution of the contact surface; the pressure distribution can be displayed through the liquid crystal display screen and the test result can be printed through the printer.
Example 2
The utility model also provides an isolator touches and indicates pressure test appearance, adopts like the embodiment above isolator to touch and indicate pressure sensor and carry out the pressure test.
The pressure tester comprises a display screen, and can display pressure distribution through the display screen and print a test result through a printer.
Example 3
A method for using a disconnecting switch contact finger pressure sensor comprises the following steps:
the pressure sensor is connected with the contact finger of the isolating switch to be tested through an elastic piece of the positioning structure and is in a positive center state;
the pressure sensor and the isolating switch to be detected are fixed in position through a clamping piece of the positioning structure, so that the position is kept unchanged in the detection process; fix on being surveyed the contact surface through buckle and elastic cord effect, because isolator moves the stationary contact pole shape difference, the contact surface angle is different during the test, and this sensor structure can prevent that the sensor from droing. The measuring error caused by the fact that the center of the sensor is not always in the center of the contact surface at the moment when the contact rod is closed by people is prevented.
Although the present disclosure has been described with reference to specific embodiments, it should be understood that the scope of the present disclosure is not limited thereto, and those skilled in the art will appreciate that various modifications and changes can be made without departing from the spirit and scope of the present disclosure.
Claims (10)
1. An isolator finger pressure sensor, comprising: the pressure sensor is connected with a positioning structure; the positioning structure comprises an elastic piece and a clamping piece, one end of the elastic piece is connected with the shell, and the other end of the elastic piece is connected with the contact finger of the isolating switch to be tested; one end of the clamping piece is connected with the shell, and the other end of the clamping piece is connected with the contact finger of the isolating switch to be tested.
2. The isolator finger pressure sensor of claim 1, wherein the elastic member comprises a plurality of elastic bands including at least two circumferential elastic bands and a plurality of radial elastic bands.
3. The pressure sensor as claimed in claim 2, wherein the two circumferential elastic bands are a first circumferential elastic band and a second circumferential elastic band, respectively, the first circumferential elastic band is installed at one side of the pressure sensor, and the second circumferential elastic band is connected to the contact finger of the isolator to be tested.
4. The isolator finger pressure sensor of claim 3, wherein the radial elastic band is adapted to connect the first circumferential elastic band and the second circumferential elastic band.
5. The isolator finger pressure sensor according to claim 1, wherein when the second circumferential elastic band is connected to the moving contact bar, an elastic force is applied to the center area so that the center of the pressure sensor is located at the center of the contact surface.
6. The pressure sensor for the contact finger of the isolating switch as claimed in claim 1, wherein the clamping member comprises a buckle for fixedly connecting the pressure sensor with a dynamic and static outlet of the isolating switch to be tested.
7. The isolator finger pressure sensor of claim 1, wherein the catch is a circular fixed catch.
8. The isolator finger pressure sensor of claim 1, wherein the pressure sensor is a flexible sensor.
9. An isolating switch contact finger pressure tester, characterized in that the isolating switch contact finger pressure sensor according to any one of claims 1-8 is used for pressure testing.
10. A method of using a isolator finger pressure sensor according to any of claims 1 to 8, comprising:
the pressure sensor is connected with the contact finger of the isolating switch to be tested through an elastic piece of the positioning structure and is in a positive center state;
the clamping piece through the positioning structure fixes the position of the pressure sensor and the isolating switch to be detected, so that the position of the detection process is kept unchanged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110009494.XA CN112880896A (en) | 2021-01-05 | 2021-01-05 | Isolating switch contact finger pressure sensor, tester and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110009494.XA CN112880896A (en) | 2021-01-05 | 2021-01-05 | Isolating switch contact finger pressure sensor, tester and method |
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| Publication Number | Publication Date |
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| CN112880896A true CN112880896A (en) | 2021-06-01 |
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| CN202110009494.XA Pending CN112880896A (en) | 2021-01-05 | 2021-01-05 | Isolating switch contact finger pressure sensor, tester and method |
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|---|---|---|---|---|
| CN201051133Y (en) * | 2007-05-24 | 2008-04-23 | 如皋市玉泉电器有限公司 | A finger touch pressure detection device for insulation switch |
| CN203965590U (en) * | 2014-07-14 | 2014-11-26 | 国网上海市电力公司 | A kind of pick-up unit of outdoor high-voltage isolating switch |
| CN204106101U (en) * | 2014-09-23 | 2015-01-21 | 青岛大学附属医院 | Medical pressure headgear |
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| CN205620052U (en) * | 2016-03-11 | 2016-10-05 | 廊坊市金色时光科技发展有限公司 | Pressure sensor and car seat |
| CN106289617A (en) * | 2016-10-27 | 2017-01-04 | 湖南长高高压开关有限公司 | Flos Mume fingertip type disconnecting switch clamping force measurement apparatus |
| CN107238456A (en) * | 2017-05-17 | 2017-10-10 | 河南平高电气股份有限公司 | A kind of disconnecting switch clamping force test fixture |
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| CN208985902U (en) * | 2018-12-04 | 2019-06-14 | 中国南方电网有限责任公司超高压输电公司昆明局 | A kind of disconnecting switch having moving contact position detecting function |
| CN209032318U (en) * | 2018-04-08 | 2019-06-28 | 徐溧婕 | Disposable pressure sensor fixing belt |
| CN209644882U (en) * | 2019-02-14 | 2019-11-19 | 山东大学齐鲁医院(青岛) | A kind of fixed device of pressure sensor monitoring |
| CN210204828U (en) * | 2019-06-04 | 2020-03-31 | 郝季春 | Novel artery hemostasis and compression device |
| CN211798713U (en) * | 2020-03-04 | 2020-10-30 | 严志雄 | Three-point induction sit-up tester |
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2021
- 2021-01-05 CN CN202110009494.XA patent/CN112880896A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201051133Y (en) * | 2007-05-24 | 2008-04-23 | 如皋市玉泉电器有限公司 | A finger touch pressure detection device for insulation switch |
| CN203965590U (en) * | 2014-07-14 | 2014-11-26 | 国网上海市电力公司 | A kind of pick-up unit of outdoor high-voltage isolating switch |
| CN204106101U (en) * | 2014-09-23 | 2015-01-21 | 青岛大学附属医院 | Medical pressure headgear |
| CN205503640U (en) * | 2016-01-18 | 2016-08-24 | 华北电力科学研究院有限责任公司 | Sensor installation device |
| CN205620052U (en) * | 2016-03-11 | 2016-10-05 | 廊坊市金色时光科技发展有限公司 | Pressure sensor and car seat |
| CN106289617A (en) * | 2016-10-27 | 2017-01-04 | 湖南长高高压开关有限公司 | Flos Mume fingertip type disconnecting switch clamping force measurement apparatus |
| CN107238456A (en) * | 2017-05-17 | 2017-10-10 | 河南平高电气股份有限公司 | A kind of disconnecting switch clamping force test fixture |
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| CN209032318U (en) * | 2018-04-08 | 2019-06-28 | 徐溧婕 | Disposable pressure sensor fixing belt |
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| CN211798713U (en) * | 2020-03-04 | 2020-10-30 | 严志雄 | Three-point induction sit-up tester |
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Application publication date: 20210601 |