CN108444688A - Breaker and breaker sensor fastening device - Google Patents
Breaker and breaker sensor fastening device Download PDFInfo
- Publication number
- CN108444688A CN108444688A CN201810434214.8A CN201810434214A CN108444688A CN 108444688 A CN108444688 A CN 108444688A CN 201810434214 A CN201810434214 A CN 201810434214A CN 108444688 A CN108444688 A CN 108444688A
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- China
- Prior art keywords
- bottom plate
- breaker
- holder
- fixed
- contact site
- 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.)
- Granted
Links
- 230000006835 compression Effects 0.000 claims description 33
- 238000007906 compression Methods 0.000 claims description 33
- 239000004677 Nylon Substances 0.000 claims description 14
- 229920001778 nylon Polymers 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 4
- 238000009987 spinning Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 11
- 238000006073 displacement reaction Methods 0.000 abstract description 7
- 238000013461 design Methods 0.000 description 5
- 230000003139 buffering effect Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Breakers (AREA)
- Mechanisms For Operating Contacts (AREA)
Abstract
The present invention relates to a kind of breaker and breaker sensor fastening devices.Breaker includes bottom plate, sensor fastening device is fixed on bottom plate, sensor fastening device includes holder, holder has at least two contacts site for being fixed with bottom plate, the holder or bottom plate are equipped with the hold-down mechanism for contact site and bottom plate to be fixed, the fixed seat for fixing sensor is additionally provided on the holder, the projection of fixed seat and two of which contact site on bottom plate is triangle.After the conductive bar of sensor and the pull rod of breaker are fixed, between sensor fastening device and breaker at least three-point mount is formed by fixed seat, at least two contacts site, achieve the effect that stable, sensor fastening device displacement caused by strenuous vibration when can reduce circuit-breaker switching on-off, ensures the accuracy of test result.
Description
Technical field
The present invention relates to a kind of breaker and breaker sensor fastening devices.
Background technology
Breaker is the important equipment for ensureing circuit normal safe operation, as power grid scale expands year by year, according to the rules,
When breaker handing-over is with overhaul, it is necessary to test the mechanical property of breaker.
Breaker mechanic property examination include branch wire time, speed, stroke, open away from, spring etc., at present to breaker
When carrying out testing mechanical characteristic, intelligent Characteristics Detection is carried out using displacement sensor cooperation microcomputer type switching characteristic tester
Have become most common means of testing.
Authorization Notice No. is CN206095609U, and authorized announcement date is that the Chinese utility model patent of 2017.04.12 discloses
A kind of sensor fastening device for during breaker velocity test, the sensor fastening device include with perforation
Fixed block for fixing sensor, fixed block are fixed on by link in fixed plate, and fixed plate is bolted on disconnected
On the device of road.
In test, it is necessary to assure the authenticity and accuracy of test result data, so as to the judgement for breaker performance
There is provided reliable reference data, the conductive bar of sensor should securely fix synchronous between the two to realize with the pull rod of breaker
Movement.The fixed plate of above-mentioned sensor fastening device is bolted on breaker, and fixed plate is equivalent to cantilever beam knot
Structure, breaker can release a large amount of energy in divide-shut brake so that fixed plate generates strenuous vibration, and sensor fixes dress
The accuracy of test result can be subjected to displacement and influence by setting.
Invention content
The purpose of the present invention is to provide a kind of breaker sensor fastening devices, to solve breaker in the prior art
A large amount of energy is discharged when divide-shut brake, sensor fastening device leads to the problem of displacement and influences the accuracy of test result；
The present invention also provides a kind of breakers using the breaker sensor fastening device.
In order to solve the above-mentioned technical problem, the technical solution of breaker of the invention is：
Breaker, including bottom plate are fixed with sensor fastening device on bottom plate, and sensor fastening device includes holder, holder
With at least two for the contact site that is fixed with bottom plate, the holder or bottom plate be equipped with for by contact site and
The hold-down mechanism that bottom plate is fixed is additionally provided with the fixed seat for fixing sensor, fixed seat and wherein two on the holder
Projection of a contact site on bottom plate is triangle.
The advantageous effect of the technical solution is：Holder has at least two contact sites for being fixed with bottom plate
Position, fixed seat and projection of the two of which contact site on bottom plate are triangle, when the conductive bar and breaker of sensor
Pull rod fix after, between sensor fastening device and breaker by fixed seat, at least two contacts site formed at least
Three-point mount achievees the effect that stable, it is possible to reduce sensor fastening device is caused by strenuous vibration when circuit-breaker switching on-off
Displacement ensures the accuracy of test result.
The compression end of the hold-down mechanism is moved in a straight line along perpendicular to the direction of bottom plate to realize to contact site and bottom
The compression of plate.The compression end of hold-down mechanism moves in a straight line, and compression effect is good, is not easy to loosen.
The hold-down mechanism is moved in a straight line by screw drive compression end.The processing cost of screw thread is low, operation easy to install.
The hold-down mechanism include be set to holder on edge perpendicular to bottom plate direction extend threaded hole and with the spiral shell
The screw rod of pit adaptation, the compression end are in the one end of screw rod.The assembly of threaded hole and screw rod is simple, at low cost.
The screw rod is equipped with nylon sleeve close to the end sleeve of bottom plate, and nylon sleeve forms the compression end.Nylon sleeve
Buffering is played the role of in contact that can be to screw rod with bottom plate.
The holder includes the main support arm extended perpendicular to bottom plate direction, and the both ends of main support arm are located at the two of bottom plate
Side is also equipped with the first extension and the second extension extended perpendicular to main support arm in the both sides of bottom plate respectively on main support arm, connects
Contact portion position is set on the first extension, and screw rod spinning is on the second extension, and fixed seating is on main support arm.Contact site,
Hold-down mechanism and fixed seat are separately fixed at the different location of holder, triangle convenient for the projection on bottom plate, realize
Three-point mount.
First extension and the second extension are cantilever design, constitute the cantilever and composition second of the first extension
The cantilever of extension face on the direction perpendicular to bottom plate, the contact site are located at the end of cantilever, of hold-down mechanism
Number is equal with the number of contact site.The form of cantilever design is simple, easy to process, the number phase of hold-down mechanism and contact site
Deng each hold-down mechanism correspondence is fixed a contact site, good fixing effect.
The technical solution of breaker sensor fastening device of the present invention is：
Breaker sensor fastening device, including holder, holder have at least two to be used to compress admittedly with the bottom plate of breaker
Fixed contact site, the holder are equipped with hold-down mechanism for contact site and bottom plate to be fixed, on the holder
It is additionally provided with the fixed seat for fixing sensor, the projection of fixed seat and two of which contact site on bottom plate constitutes triangle
Shape.
The advantageous effect of the technical solution is：Holder has at least two contact sites for being fixed with bottom plate
Position, fixed seat and projection of the two of which contact site on bottom plate are triangle, when the conductive bar and breaker of sensor
Pull rod fix after, between sensor fastening device and breaker by fixed seat, at least two contacts site formed at least
Three-point mount achievees the effect that stable, it is possible to reduce sensor fastening device is caused by strenuous vibration when circuit-breaker switching on-off
Displacement ensures the accuracy of test result.
The compression end of the hold-down mechanism is moved in a straight line along perpendicular to the direction of bottom plate to realize to contact site and bottom
The compression of plate.The compression end of hold-down mechanism moves in a straight line, and compression effect is good, is not easy to loosen.
The hold-down mechanism is moved in a straight line by screw drive compression end.The processing cost of screw thread is low, operation easy to install.
The hold-down mechanism include be set to holder on edge perpendicular to bottom plate direction extend threaded hole and with the spiral shell
The screw rod of pit adaptation, the compression end are in the one end of screw rod.The assembly of threaded hole and screw rod is simple, at low cost.
The screw rod is equipped with nylon sleeve close to the end sleeve of bottom plate, and nylon sleeve forms the compression end.Nylon sleeve
Buffering is played the role of in contact that can be to screw rod with bottom plate.
The holder includes the main support arm extended perpendicular to bottom plate direction, and the both ends of main support arm are located at the two of bottom plate
Side is also equipped with the first extension and the second extension extended perpendicular to main support arm in the both sides of bottom plate respectively on main support arm, connects
Contact portion position is set on the first extension, and screw rod spinning is on the second extension, and fixed seating is on main support arm.Contact site,
Hold-down mechanism and fixed seat are separately fixed at the different location of holder, triangle convenient for the projection on bottom plate, realize
Three-point mount.
First extension and the second extension are cantilever design, constitute the cantilever and composition second of the first extension
The cantilever of extension face on the direction perpendicular to bottom plate, the contact site are located at the end of cantilever, of hold-down mechanism
Number is equal with the number of contact site.The form of cantilever design is simple, easy to process, the number phase of hold-down mechanism and contact site
Deng each hold-down mechanism correspondence is fixed a contact site, good fixing effect.
Description of the drawings
Fig. 1 is the structural schematic diagram of the embodiment 1 of the breaker of the present invention；
Fig. 2 is the structural schematic diagram of the sensor fastening device of the embodiment 1 of the breaker of the present invention.
It is respectively marked in figure：1. holder；2. fixed arm；3. clamping arm；4. screw rod；5. nylon sleeve；6. fixed seat；7. bottom
Plate；8. sensor；9. main support arm.
Specific implementation mode
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
The embodiment 1 of the breaker of the present invention is as shown in Figures 1 and 2, which includes bottom plate 7, fixes and sets on bottom plate 7
There is a sensor fastening device, sensor fastening device includes holder 1, and fixed seat 6 is fixed with by the way that bolt is removable on holder 1, Gu
Reservation 6 is for being fixedly mounted sensor 8, fixed seat 6 and 1 split settings of holder, removable fixation, convenient for being tieed up to fixed seat 6
It repaiies and replaces, in other embodiments, fixed seat 6 can also be integrally formed with holder 1 and arrange.
Holder 1 includes the main support arm 9 extended perpendicular to 7 direction of bottom plate, and the both ends of main support arm 9 are located at the two of bottom plate 7
Side is also equipped with the first extension and the second extension extended perpendicular to main support arm 9 on main support arm 9 in the both sides of bottom plate 7 respectively,
In the present embodiment, the first extension is fixed arm 2, and the second extension is clamping arm 3, and fixed arm 2 and clamping arm 3 are cantilever
Structure can simplify the structure of holder 1.There are two fixed arm 2 and clamping arm 3 are each, one of two fixed arms 2 and main branch
Arm 9 is wholely set, another and 9 split settings of main support arm；One of two clamping arms 3 are wholely set, separately with main support arm 9
One with 9 split settings of main support arm, fixed arm 2 and clamping arm 3 on the direction of bottom plate 7 face be arranged.Fixed seat 6 is set
It sets on main support arm 9, is constituted convenient for projection of the fixed seat 6 on bottom plate 7 and the projection of fixed arm 2, clamping arm 3 on bottom plate 7
Triangle.
The end of the fixed arm 2 of holder 1 forms the contact site for being fixed with bottom plate 7, and use is additionally provided on holder 1
In the hold-down mechanism for being fixed fixed arm 2 and bottom plate 7, in the present embodiment, hold-down mechanism passes through its compression of screw drive
End is moved in a straight line to realize the compression to contact site and bottom plate 7.Hold-down mechanism include be set to clamping arm 3 on threaded hole and
The screw rod 4 being adapted to threaded hole, threaded hole extend along perpendicular to the direction of bottom plate 7, and the compression end of hold-down mechanism is set to screw rod 4
End.In the present embodiment, screw rod 4 is equipped with nylon sleeve 5 close to the end of bottom plate 7, and nylon sleeve 5 forms hold-down mechanism
Compression end, nylon sleeve 5 can play the role of buffering to screw rod 4 with the contact of bottom plate 7.The number and contact site of hold-down mechanism
The number of position is identical, i.e. is each provided with a hold-down mechanism on two clamping arms 3, can enhance to fixed arm 2 and bottom plate 7
It is fixed effect.
The breaker of the present invention when in use, sensor 8 is mounted in fixed seat 6, nylon sleeve 5 is set in screw rod
4 end screws screw rod 4, and under the action of the threaded hole of clamping arm 3, screw rod 4 moves and makes nylon sleeve 5 in its axial direction
Compress bottom plate 7 and fixed arm 2；The conductive bar of sensor 8 is fixedly connected by connector with the pull rod of breaker, is sensed at this time
Three-point mount is realized by the conductive bar of two fixed arms 2 and sensor between device fixing device and breaker, reaches steady
Fixed effect, it is possible to reduce sensor fastening device displacement caused by strenuous vibration when circuit-breaker switching on-off ensures test knot
The accuracy of fruit, while the angle of inclination of sensor fastening device is reduced, reduce the friction of bottom plate and sensor fastening device
And shock, the deformation of sensor fastening device is reduced, the service life of sensor fastening device is increased.
The present invention breaker embodiment 2, with embodiment 1 difference lies in：Hold-down mechanism passes through screw thread in embodiment 1
Driving compression end moves in a straight line, and in the present embodiment, hold-down mechanism can also be driven by the telescopic rod of hydraulic cylinder or cylinder
Compression end moves in a straight line.
The present invention breaker embodiment 3, with embodiment 1 difference lies in：The compression end of hold-down mechanism in embodiment 1
It moves in a straight line, can also be rotatably equipped with cam on clamping arm in the present embodiment, cam can be with during rotation
Bottom plate and fixed arm are compressed, cam forms compression end, and compression end rotates solid to the compression of bottom plate and fixed arm to realize
It is fixed.
The present invention breaker embodiment 4, with embodiment 1 difference lies in：Hold-down mechanism includes compressing in embodiment 1
The screw rod in threaded hole and threaded hole on arm can also omit the threaded hole on clamping arm in the present embodiment, in clamping arm
It is rotatably equipped with screw rod, Screw assembly has swivel nut, swivel nut to coordinate with clamping arm rotation stop on screw rod, and when rotating screw rod, swivel nut is straight
It moves to compress bottom plate and fixed arm, swivel nut forms compression end.
The present invention breaker embodiment 5, with embodiment 1 difference lies in：First extension and second in embodiment 1
Extension is cantilever design, and in the present embodiment, the first extension and the second extension may be plank, the first extension
The end face of plank forms contact site with contacts baseplate, and the plank of the second extension is equipped with threaded hole.
The present invention also provides a kind of embodiment of breaker sensor fastening device, concrete structure breaks with above-mentioned
The concrete structure of sensor fastening device in any embodiment of road device is identical, and details are not described herein again.
Claims (10)
1. breaker, it is characterised in that：Including bottom plate, sensor fastening device, sensor fastening device are fixed on bottom plate
Including holder, holder has at least two contacts site for being fixed with bottom plate, and the holder or bottom plate, which are equipped with, to be used
In being additionally provided with the fixed seat for fixing sensor on the hold-down mechanism for being fixed contact site and bottom plate, the holder,
The projection of fixed seat and two of which contact site on bottom plate is triangle.
2. breaker according to claim 1, it is characterised in that：The compression end of the hold-down mechanism is along perpendicular to bottom plate
Direction is moved in a straight line to realize the compression to contact site and bottom plate.
3. breaker according to claim 2, it is characterised in that：The hold-down mechanism is done directly by screw drive compression end
Line moves.
4. breaker according to claim 3, it is characterised in that：The hold-down mechanism includes on holder along vertical
The threaded hole extended in the direction of bottom plate and the screw rod being adapted to the threaded hole, the compression end are in the one end of screw rod.
5. breaker according to claim 4, it is characterised in that：The screw rod is equipped with nylon jacket close to the end sleeve of bottom plate
Pipe, nylon sleeve form the compression end.
6. breaker according to claim 4, it is characterised in that：The holder includes the master extended perpendicular to bottom plate direction
The both ends of support arm, main support arm are located at the both sides of bottom plate, are also equipped with respectively perpendicular to main branch in the both sides of bottom plate on main support arm
The first extension and the second extension that arm extends, contact site are set on the first extension, and screw rod spinning extends second
In portion, fixed seating is on main support arm.
7. breaker according to claim 6, it is characterised in that：First extension and the second extension are cantilever
Structure, the cantilever of the first extension of composition face on the direction perpendicular to bottom plate with the cantilever of the second extension of composition are described
Contact site is located at the end of cantilever, and the number of hold-down mechanism is equal with the number of contact site.
8. breaker sensor fastening device, it is characterised in that：Including holder, holder is used for at least two and breaker
The contact site that is fixed of bottom plate, the holder is equipped with the compacting machine for contact site and bottom plate to be fixed
Structure is additionally provided with the fixed seat for fixing sensor on the holder, and fixed seat and two of which contact site are on bottom plate
It projects triangle.
9. breaker sensor fastening device according to claim 8, it is characterised in that：The compression of the hold-down mechanism
End is moved in a straight line along perpendicular to the direction of bottom plate to realize the compression to contact site and bottom plate.
10. breaker sensor fastening device according to claim 9, it is characterised in that：The hold-down mechanism passes through
Screw drive compression end moves in a straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810434214.8A CN108444688B (en) | 2018-05-08 | 2018-05-08 | Circuit breaker and sensor fixing device for circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810434214.8A CN108444688B (en) | 2018-05-08 | 2018-05-08 | Circuit breaker and sensor fixing device for circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108444688A true CN108444688A (en) | 2018-08-24 |
| CN108444688B CN108444688B (en) | 2023-11-28 |
Family
ID=63203330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810434214.8A Active CN108444688B (en) | 2018-05-08 | 2018-05-08 | Circuit breaker and sensor fixing device for circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108444688B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1103059A1 (en) * | 1998-08-06 | 2001-05-30 | ABB T&D Technology Ltd. | Pole of a circuit breaker with an integrated optical current sensor |
| US20020135964A1 (en) * | 2000-04-05 | 2002-09-26 | Murray David R. | Isolating circuit breaker and circuit protection arrangement |
| US20060274482A1 (en) * | 2005-06-02 | 2006-12-07 | Vlasak Gerald R | Sensor module, system, and method for sensors in proximity to circuit breakers |
| CN201740539U (en) * | 2010-05-25 | 2011-02-09 | 安徽龙波电气有限公司 | Testing support |
| CN104142230A (en) * | 2013-11-30 | 2014-11-12 | 国家电网公司 | Device for testing mechanical characteristics of circuit breaker |
| CN106197196A (en) * | 2016-08-10 | 2016-12-07 | 安徽中电兴发与鑫龙科技股份有限公司 | A kind of chopper displacement transducer support means |
| CN205981634U (en) * | 2016-07-22 | 2017-02-22 | 新疆特变电工自控设备有限公司 | Circuit breaker mechanical property test fixture |
| CN206095609U (en) * | 2016-09-20 | 2017-04-12 | 国家电网公司 | A sensor fixed device for circuit breaker speed measuring in -process |
| CN107036794A (en) * | 2017-04-27 | 2017-08-11 | 国家电网公司 | A kind of second generation rectilinear transducer mounting bracket |
| CN107063536A (en) * | 2016-12-21 | 2017-08-18 | 河南平高电气股份有限公司 | Breaker torque transmission shaft measurement apparatus |
| CN107742600A (en) * | 2017-11-21 | 2018-02-27 | 乾友科技有限公司 | A kind of automatic breaking-closing operating device of breaker and its breaker |
| CN208254779U (en) * | 2018-05-08 | 2018-12-18 | 河南森源电气股份有限公司 | A kind of breaker and breaker sensor fastening device |
-
2018
- 2018-05-08 CN CN201810434214.8A patent/CN108444688B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1103059A1 (en) * | 1998-08-06 | 2001-05-30 | ABB T&D Technology Ltd. | Pole of a circuit breaker with an integrated optical current sensor |
| US20020135964A1 (en) * | 2000-04-05 | 2002-09-26 | Murray David R. | Isolating circuit breaker and circuit protection arrangement |
| US20060274482A1 (en) * | 2005-06-02 | 2006-12-07 | Vlasak Gerald R | Sensor module, system, and method for sensors in proximity to circuit breakers |
| CN201740539U (en) * | 2010-05-25 | 2011-02-09 | 安徽龙波电气有限公司 | Testing support |
| CN104142230A (en) * | 2013-11-30 | 2014-11-12 | 国家电网公司 | Device for testing mechanical characteristics of circuit breaker |
| CN205981634U (en) * | 2016-07-22 | 2017-02-22 | 新疆特变电工自控设备有限公司 | Circuit breaker mechanical property test fixture |
| CN106197196A (en) * | 2016-08-10 | 2016-12-07 | 安徽中电兴发与鑫龙科技股份有限公司 | A kind of chopper displacement transducer support means |
| CN206095609U (en) * | 2016-09-20 | 2017-04-12 | 国家电网公司 | A sensor fixed device for circuit breaker speed measuring in -process |
| CN107063536A (en) * | 2016-12-21 | 2017-08-18 | 河南平高电气股份有限公司 | Breaker torque transmission shaft measurement apparatus |
| CN107036794A (en) * | 2017-04-27 | 2017-08-11 | 国家电网公司 | A kind of second generation rectilinear transducer mounting bracket |
| CN107742600A (en) * | 2017-11-21 | 2018-02-27 | 乾友科技有限公司 | A kind of automatic breaking-closing operating device of breaker and its breaker |
| CN208254779U (en) * | 2018-05-08 | 2018-12-18 | 河南森源电气股份有限公司 | A kind of breaker and breaker sensor fastening device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108444688B (en) | 2023-11-28 |
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