CN106610326A - Tulip contact pressure electronic measuring instrument - Google Patents
Tulip contact pressure electronic measuring instrument Download PDFInfo
- Publication number
- CN106610326A CN106610326A CN201710010920.5A CN201710010920A CN106610326A CN 106610326 A CN106610326 A CN 106610326A CN 201710010920 A CN201710010920 A CN 201710010920A CN 106610326 A CN106610326 A CN 106610326A
- Authority
- CN
- China
- Prior art keywords
- measuring instrument
- pressure
- electronic measuring
- mume flower
- flower contact
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 241000722921 Tulipa gesneriana Species 0.000 title abstract 4
- 239000000523 sample Substances 0.000 claims abstract description 13
- 238000005259 measurement Methods 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims description 13
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 241000628997 Flos Species 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 230000003252 repetitive effect Effects 0.000 abstract 1
- 230000000007 visual effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 235000011158 Prunus mume Nutrition 0.000 description 1
- 244000018795 Prunus mume Species 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
- G01L1/22—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
- G01L1/225—Measuring circuits therefor
- G01L1/2262—Measuring circuits therefor involving simple electrical bridges
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a tulip contact pressure electronic measuring instrument which comprises a shell, a pressure sensor, and a fixture. The fixture is installed in a circuit breaker tulip contact. The pressure probe of the pressure sensor is fixed in the fixture, and is in contact with the circuit breaker tulip contact. The pressure sensor is connected with the shell. A power supply device is installed below the shell. The shell is equipped with a display device and a power switch controlling on-off of the power supply device. The inside of the shell is equipped with an electronic measuring instrument control part which is connected with the pressure sensor, the display device and the power supply device. The measuring instrument integrates functions like measurement, display, and power supply by a rechargeable power source. The measuring instrument is designed into a portable structure, and is thus easy to carry and use in various occasions. The measuring instrument is visual and accurate in reading, and needs no other operations. When there is an equipment exception or accident in a switchgear running site, the device can help to analyze the cause of connector heating or burnout. The work efficiency is improved. The cost is reduced. Repetitive use of equipment is realized.
Description
Technical field
The invention belongs to measuring instrument technical field, is related to a kind of Mume flower contact pressure electronic measuring instrument, more particularly to one
Plant chopper Mume flower contact pressure electronic measuring instrument.
Background technology
On daily switch cubicle operation maintenance operating interruptions road, the quality of device Mume flower contact is to the safe and reliable of switch cubicle
Operation plays the role of very important, and whether Mume flower contact contact pressure is the important indicator of connector quality enough, it
Can whether temperature rise be qualified when determining switch disconnector switch oepration at full load, when being particularly Fraquent start during motor starting
The impact of tolerance motor start starting current.The measurement and control of Flos Mume sensing finger pressure is to ensure main-circuit socket connector quality extremely
Important link.But at present because being not directly measured the instrument of chopper Flos Mume sensing finger pressure, it is impossible to direct measurement connector
The pressure of contact.
Now plug-in unit is moved into and out power during static socket come between with spring scale measurement using " plug method " in industry
Connect and judge whether contact pressure is enough.Because contact engaging and separating force and contact shape, surface smoothness, the coefficient of friction of contact material, bullet
The factors such as spring pressure have relation, thus without corresponding relation one by one between contact pressure.This method is can not be effective
Draw the actual value of contact pressure.
In use, the change of contact pressure is by spring material and its processing work for switch cubicle main-circuit socket connector
Skill, switch cubicle assembly precision, the quality (for example getting rusty easily in moist place spring) of use environment condition, load characteristic and
Drawer extracts the impact of many factors such as the frequent degree of insertion out.In order to ensure switch cubicle performance long time stability, opening
The assembling of cabinet is closed, is debugged and is just seemed very necessary using live periodic detection connector contact contact pressure.
Therefore, need badly a kind of for tonometric portable, the chargeable instrument of primary cut-out Mume flower contact.
The content of the invention
The present invention is in order to solve above-mentioned technical problem, there is provided a kind of Mume flower contact pressure electronic measuring instrument.
The present invention is to be achieved through the following technical solutions：
A kind of Mume flower contact pressure electronic measuring instrument, including housing, pressure transducer and fixture；Described fixture is arranged on
In chopper Mume flower contact, the pressure probe of pressure transducer is fixed in fixture and contacts with chopper Mume flower contact, described
Pressure transducer be connected with housing, electric supply installation is installed below housing, be provided with housing display device and control supply
The on and off switch of electric installation switch, enclosure interior is additionally provided with electronic gauge control section, electronic gauge control section with
Pressure transducer, display device are connected with electric supply installation.
The contact point of described chopper Mume flower contact should be pressed in the black measured zone of the pressure probe of pressure transducer
The direction of insertion of power probe should be with chopper Mume flower contact keeping parallelism.
Described electric supply installation includes power supply and charger；Power supply bayonet socket is provided with described housing, power supply passes through
Power supply bayonet socket is arranged on housing, and charger is connected with power supply, and on and off switch is connected with power supply.
Described display device includes the display window of digital display module and digital watch；Digital display module is arranged at
Electronic gauge control section, the display window of digital watch is arranged on housing, and digital display module is aobvious with digital watch
Show that window is connected.
Described pressure transducer is connected by screw thread with housing, and pressure transducer is based on the pressure sensing of pressure resistance type
Device, pressure sensor inside is with adjusting, signal circuit is amplified in output, the pressure to being input into produce directly proportional electric current,
Voltage standard output signal.
The main part of described pressure transducer includes elastic original paper and strain gauge, its measurement range include 0-200N,
0-300N, 0-800N and 0-1000N.
Described Mume flower contact pressure electronic measuring instrument is portable structure.
Described housing is processed using plastic material, and thickness is 4mm.
Compared with prior art, the present invention has following beneficial technique effect：
The Mume flower contact pressure electronic measuring instrument that the present invention is provided, collection measurement, shows and rechargable power supplies such as are powered at the function
In one, portable structure is designed to, is easy to carry and uses in various occasions；And reading is intuitively accurately, without carrying out again
Other computings.Meanwhile, meet at switch cubicle operation scene, when there is unit exception or accident, connector heating is analyzed in help
Or the reason for burn.And measure contact pressure can alternatively connector and switch cubicle supplier an important evidence；Therefore
Work efficiency is improved, cost is reduced, the repeatability for realizing equipment is utilized.
Description of the drawings
The Mume flower contact pressure electronic measuring instrument structural schematic block diagram that Fig. 1 is provided for the present invention；
Pressure sensor structure schematic diagram in the Mume flower contact pressure electronic measuring instrument that Fig. 2 is provided for the present invention；
The inter-process structural representation of pressure transducer in the Mume flower contact pressure electronic measuring instrument that Fig. 3 is provided for the present invention
Figure；
Mume flower contact pressure electronic measuring instrument circuit diagram and sensor internal wiring construction that Fig. 4 is provided for the present invention
Schematic diagram；
Fig. 5 for the Mume flower contact pressure electronic measuring instrument that provides of the present invention not carrying jig structural representation；
The Mume flower contact pressure electronic measuring instrument structural representation that Fig. 6 is provided for the present invention.
Wherein, 1 is the pressure probe of pressure transducer；2 is pressure transducer；3 is on and off switch；4 is housing；5 are electricity
Source；6 is fixture.
Specific embodiment
With reference to specific embodiment, the present invention is described in further detail, it is described be explanation of the invention and
It is not to limit.
Referring to Fig. 1 to Fig. 6, a kind of Mume flower contact pressure electronic measuring instrument, including housing 4, pressure transducer 2 and fixture 6；
Described fixture is arranged in chopper Mume flower contact, and the pressure probe 1 of pressure transducer is fixed in fixture and and chopper
Mume flower contact is contacted, and described pressure transducer is connected with housing, and electric supply installation is provided with below housing, is provided with housing
The on and off switch 3 of display device and control electric supply installation switch, enclosure interior is additionally provided with electronic gauge control section, electronics
Measuring instrument control section is connected with pressure transducer, display device and electric supply installation.Wherein, described chopper Mume flower contact
Contact point should be in the black measured zone of the pressure probe 1 of pressure transducer, and the direction of insertion of pressure probe 1 should be with chopper prunus mume (sieb.) sieb.et zucc.
Flower contact keeping parallelism, or probe direction of insertion should be with contact direction of insertion keeping parallelism, will be firmly during instrument insertion contact
Steadily, insert after contact, can not double swerve, it is to avoid instrument performance and contact is caused to damage.
Specifically, described electric supply installation includes power supply 5 and charger；Power supply bayonet socket is provided with described housing,
Power supply is arranged on housing by power supply bayonet socket, and charger is connected with power supply, and on and off switch is connected with power supply.Described display
Device includes the display window of digital display module and digital watch；Digital display module is arranged at electronic gauge control unit
Point, the display window of digital watch is arranged on housing, and digital display module is connected with the display window of digital watch.
Further specific, described pressure transducer is connected by screw thread with housing, and pressure transducer adopts one
Based on the basic device of the pressure transducer of pressure resistance type, pressure sensor inside is right with adjusting, exporting amplification signal circuit
The pressure of input produces directly proportional electric current, a voltage standard output signal.Shown in the digital watch part of connection.
Other are all standard frock parts.
It should be noted that the present invention is designed for Mume flower contact pressure measxurement；Described pressure transducer is main
Part includes elastic original paper and strain gauge, its measurement range several types such as including 0-200N, 0-300N, 0-800N and 0-1000N
Number.Wherein, described Mume flower contact pressure electronic measuring instrument is portable structure.
Further, described housing is processed using plastic material, and thickness is 4mm, forms all parts assembling
Support and fix.
Specifically, the present invention have developed a kind of portable, rechargeable type Mume flower contact pressure electronic measuring instrument, including following several
It is most of：Housing, pressure transducer, on and off switch, power supply bayonet socket, power supply, charger, fixture and display window part.
Portable, the rechargeable Mume flower contact pressure electronic measuring instrument, the pressure probe of measuring instrument is by external pressure
Under effect, the Wien bridge circuit pressure sensor circuit being made up of resistance strain gage produces the signal of telecommunication.Signal is amplified in its signal Jing outputs
Circuit amplifies, and pressure reading is directly displayed in digital display module, and unit is newton.Reading is intuitively accurate, without entering again
Capable other computings.
Flos Mume sensing finger pressure measuring instrument integrates measurement, show and rechargable power supplies such as are powered at the function, is designed to portable
Formula structure, is easy to carry and uses in various occasions.
The Mume flower contact pressure electronic measuring instrument that the present invention is provided, collection measurement, shows and rechargable power supplies such as are powered at the function
In one, portable structure is designed to, is easy to carry and uses in various occasions；And reading is intuitively accurately, without carrying out again
Other computings.Meanwhile, meet at switch cubicle operation scene, when there is unit exception or accident, connector heating is analyzed in help
Or the reason for burn.And measure contact pressure can alternatively connector and switch cubicle supplier an important evidence；Therefore
Work efficiency is improved, cost is reduced, the repeatability for realizing equipment is utilized.
The ultimate principle and principal character and advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel it should be appreciated that the present invention is not restricted to the described embodiments, the simply explanation described in above-described embodiment and description this
The principle of invention, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, these changes
Change and improvement is both fallen within scope of the claimed invention.The claimed scope of the invention by appending claims and its
Equivalent thereof.
Claims (9)
1. a kind of Mume flower contact pressure electronic measuring instrument, it is characterised in that including housing, pressure transducer and fixture；Described
Fixture is arranged in chopper Mume flower contact, the pressure probe (1) of pressure transducer be fixed in fixture and with chopper Flos Mume
Contact, described pressure transducer is connected with housing, and electric supply installation is provided with below housing, and display is provided with housing
The on and off switch of device and control electric supply installation switch, enclosure interior is additionally provided with electronic gauge control section, electronic surveying
Instrument control section is connected with pressure transducer, display device and electric supply installation.
2. Mume flower contact pressure electronic measuring instrument according to claim 1, it is characterised in that described chopper Flos Mume touches
The contact point of head should be in the black measured zone of the pressure probe (1) of pressure transducer, and the direction of insertion of pressure probe (1) should be with
Chopper Mume flower contact keeping parallelism.
3. Mume flower contact pressure electronic measuring instrument according to claim 1 and 2, it is characterised in that described electric supply installation
Including power supply and charger；Power supply bayonet socket is provided with described housing, power supply is arranged on housing by power supply bayonet socket, is filled
Electric equipment is connected with power supply, and on and off switch is connected with power supply.
4. Mume flower contact pressure electronic measuring instrument according to claim 1 and 2, it is characterised in that described display device
Including digital display module and the display window of digital watch；Digital display module is arranged at electronic gauge control section, number
The display window of word gauge outfit is arranged on housing, and digital display module is connected with the display window of digital watch.
5. Mume flower contact pressure electronic measuring instrument according to claim 1 and 2, it is characterised in that described pressure sensing
Device is connected by screw thread with housing, and pressure transducer is that pressure sensor inside is with tune based on the pressure transducer of pressure resistance type
Signal circuit is amplified in section, output, and the pressure to being input into produces directly proportional electric current, a voltage standard output signal.
6. Mume flower contact pressure electronic measuring instrument according to claim 1 and 2, it is characterised in that described pressure sensing
The main part of device includes elastic original paper and strain gauge, and its measurement range includes 0-200N, 0-300N, 0-800N and 0-1000N.
7. Mume flower contact pressure electronic measuring instrument according to claim 1 and 2, it is characterised in that described Mume flower contact
Pressure electronic measuring instrument is portable structure.
8. Mume flower contact pressure electronic measuring instrument according to claim 1, it is characterised in that described housing adopts plastics
Material is processed, and thickness is 4mm.
9. Mume flower contact pressure electronic measuring instrument according to claim 1, it is characterised in that described electric supply installation also leads to
Cross wireless data transmission to be connected with background analysis platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710010920.5A CN106610326A (en) | 2017-01-06 | 2017-01-06 | Tulip contact pressure electronic measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710010920.5A CN106610326A (en) | 2017-01-06 | 2017-01-06 | Tulip contact pressure electronic measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106610326A true CN106610326A (en) | 2017-05-03 |
Family
ID=58636984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710010920.5A Pending CN106610326A (en) | 2017-01-06 | 2017-01-06 | Tulip contact pressure electronic measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106610326A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109341901A (en) * | 2018-10-29 | 2019-02-15 | 深圳市通意达机电设备有限公司 | Pressure detecting instrument |
| CN110567618A (en) * | 2019-07-29 | 2019-12-13 | 深圳供电局有限公司 | Contact engagement force detection device and platform |
| CN110749388A (en) * | 2019-10-31 | 2020-02-04 | 国网河北省电力有限公司电力科学研究院 | High tension switchgear plum blossom contact pressure on-line monitoring device |
| CN111796126A (en) * | 2020-06-20 | 2020-10-20 | 国网湖北省电力有限公司武汉市江夏区供电公司 | Cable box cable test wiring device and wiring method thereof |
| CN113503994A (en) * | 2021-07-31 | 2021-10-15 | 国网河南省电力公司南阳供电公司 | Switch cabinet contact finger pressure detection device |
| CN114200292A (en) * | 2021-11-15 | 2022-03-18 | 国网辽宁省电力有限公司锦州供电公司 | Movable circuit breaker contact finger pressure tester and testing method thereof |
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2017
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109341901A (en) * | 2018-10-29 | 2019-02-15 | 深圳市通意达机电设备有限公司 | Pressure detecting instrument |
| CN110567618A (en) * | 2019-07-29 | 2019-12-13 | 深圳供电局有限公司 | Contact engagement force detection device and platform |
| CN110567618B (en) * | 2019-07-29 | 2021-08-24 | 深圳供电局有限公司 | Contact engagement force detection device and platform |
| CN110749388A (en) * | 2019-10-31 | 2020-02-04 | 国网河北省电力有限公司电力科学研究院 | High tension switchgear plum blossom contact pressure on-line monitoring device |
| CN110749388B (en) * | 2019-10-31 | 2021-09-28 | 国网河北省电力有限公司电力科学研究院 | High tension switchgear plum blossom contact pressure on-line monitoring device |
| CN111796126A (en) * | 2020-06-20 | 2020-10-20 | 国网湖北省电力有限公司武汉市江夏区供电公司 | Cable box cable test wiring device and wiring method thereof |
| CN113503994A (en) * | 2021-07-31 | 2021-10-15 | 国网河南省电力公司南阳供电公司 | Switch cabinet contact finger pressure detection device |
| CN114200292A (en) * | 2021-11-15 | 2022-03-18 | 国网辽宁省电力有限公司锦州供电公司 | Movable circuit breaker contact finger pressure tester and testing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170927 Address after: 541002 Xiangshan Road, Guilin, the Guangxi Zhuang Autonomous Region, No. 15 Shanghai Road Applicant after: GUILIN POWER SUPPLY BUREAU OF GUANGXI POWER GRID Co.,Ltd. Applicant after: XI'AN YAJIAN ELECTRIC POWER TECHNOLOGY CO.,LTD. Address before: High tech Zone 710000 Shaanxi city of Xi'an Province Tang Yan Road No. 11 I Plaza Garden will be 3 Building 3 unit 1412 room Applicant before: Peng Yanjun |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20171019 Address after: 541002 Xiangshan Road, Guilin, the Guangxi Zhuang Autonomous Region, No. 15 Shanghai Road Applicant after: GUILIN POWER SUPPLY BUREAU OF GUANGXI POWER GRID Co.,Ltd. Address before: 541002 Xiangshan Road, Guilin, the Guangxi Zhuang Autonomous Region, No. 15 Shanghai Road Applicant before: GUILIN POWER SUPPLY BUREAU OF GUANGXI POWER GRID Co.,Ltd. Applicant before: XI'AN YAJIAN ELECTRIC POWER TECHNOLOGY CO.,LTD. |
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| TA01 | Transfer of patent application right | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170503 |
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| RJ01 | Rejection of invention patent application after publication |