CN105977110B - The U-shape lock button and operating mechanism and its breaker of anti-false tripping in operating mechanism - Google Patents
The U-shape lock button and operating mechanism and its breaker of anti-false tripping in operating mechanism Download PDFInfo
- Publication number
- CN105977110B CN105977110B CN201610570264.XA CN201610570264A CN105977110B CN 105977110 B CN105977110 B CN 105977110B CN 201610570264 A CN201610570264 A CN 201610570264A CN 105977110 B CN105977110 B CN 105977110B
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- moving contact
- shape lock
- lock button
- contact
- operating mechanism
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- 230000003068 static effect Effects 0.000 claims description 4
- 238000010791 quenching Methods 0.000 claims description 3
- 230000000171 quenching effect Effects 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 26
- 230000011218 segmentation Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000012797 qualification Methods 0.000 description 4
- 208000034656 Contusions Diseases 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 208000034526 bruise Diseases 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000005405 multipole Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/1054—Means for avoiding unauthorised release
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
- H01H73/02—Details
- H01H73/04—Contacts
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Breakers (AREA)
- Slide Fasteners (AREA)
Abstract
The invention discloses a kind of U-shape lock buttons of the anti-false tripping in operating mechanism, including latching ontology, lock ontology two sides be extended with handle carry while and moving contact carry while, moving contact carries the ends rest on side in the open slot of moving contact end, moving contact is carried when being carried by moving contact to connect one end with lock ontology and carry side end portion along moving contact and gradually be tilted towards moving contact open slot direction, which carries side end portion and moving contact opening trough_like and be engaged relationship at two-period form.The moving contact of the U-shape lock button carries and forms 2 segmentation contact relations between side and moving contact, it is made not only to meet the needs of normally closed operation, it can also be ensured that its not slide fastener in fall-down test, shaking test improves pass the test rate.
Description
Technical field
The invention belongs to breaker technical field, the U-shape lock button of the anti-false tripping in especially a kind of operating mechanism and its
Breaker, U-shape lock buckle structure therein can be improved breaker operator during circuit breaker closing closing operation or fall-down test
The operating reliability and raising breaker fall-down test qualification rate of mechanism.
Background technique
Breaker is a kind of to be used to be switched off and on load circuit and disengagement failure circuit and prevent fault spread to protect
Demonstrate,prove a kind of switching device of load circuit safe operation.The structure of breaker mainly include shell, arc quenching system, operating mechanism and
Tripping mechanism is equipped with moving contact and static contact in shell, and operating mechanism includes operation handle, as shown in Figure 1, its handle 1 ' and dynamic
It being connected between contact 2 ' by U-shape lock button 3 ', U-shape lock button includes lock ontology, and lock ontology two sides horizontal extension has carrying side,
Side is carried with the lock perpendicular relationship of ontology in two sides, and moving contact carries the end on side by lock ontology horizontal extension, i.e., dynamic
Plane where contact carries side is parallel with the plane where lock ontology, above-mentioned two sides carry side respectively with handle and dynamic touch
Head contact, the moving contact of U-shape lock button carry side and are held in the open slot of moving contact end, then moving contact carries the upper surface on side
The plane at place and the plane where moving contact open slot open end are in parallel or coincidence relation, but due in closed procedure,
It will drive the moving contact carrying side end portion that U-shape lock is buckled when handle closed procedure to upwarp, so that moving contact carries side and dynamic touching
The contact pressure of head open slot concentrates on one section of contact point that moving contact as shown in fig. 1 carries side；In addition, handle closed procedure
While, contact tension spring generate pulling force moving contact can be driven to deflect, after in turn resulting in closed procedure, moving contact with it is U-shaped
Lock moving contact carries the contact between side and has been transitioned into point contact by line contact, and breaker is caused to try in fall-down test and vibration
During testing, there is slide fastener phenomenon, be unable to satisfy test requirements document.
Summary of the invention
For overcome the deficiencies in the prior art, the present invention provides a kind of U-shape lock button of the anti-false tripping in operating mechanism,
The moving contact of the U-shape lock button carries and forms 2 segmentation contact relations between side and moving contact, it is made not only to meet normally closed operation
Demand, it can also be ensured that its not slide fastener in fall-down test, shaking test improves pass the test rate.
To achieve the goals above, the technical solution adopted by the present invention is that: a kind of anti-false tripping in operating mechanism it is U-shaped
Lock, including lock ontology, lock ontology two sides be extended with handle carry while and moving contact carry while, moving contact carry side end
Portion is held in the open slot of moving contact end, it is characterised in that: the moving contact is carried when being carried by moving contact and lock
Ontology connects one end and carries side end portion gradually towards the inclination of moving contact open slot direction along moving contact, which carries side end portion
It is engaged relationship with moving contact opening trough_like at two-period form.
In above structure, moving contact carries side and is obliquely held in moving contact open slot, when breaker normally closed
When, U-shape lock button is contacted by its first segment contact surface with moving contact, guarantees its best tripping force and not slide fastener phenomenon；And when into
When row fall-down test or shaking test, the spring that moving contact generates so that the first segment contact surface of U-shape lock button is separated with moving contact,
And the second segment contact surface of U-shape lock button and moving contact be when contacting, spring caused by moving contact has disappeared, will not be to U-shaped
The second segment contact surface of lock generates impact, so that it is not in slide fastener phenomenon during above-mentioned test, improves test inspection
Survey qualification rate.
Further, the moving contact carries side and constitutes connecting pin, the diameter of the connecting pin with one end that ontology is connect is latched
It is extended to form in the horizontal direction towards moving contact carrying side end portion to the middle line of end face and is separated into moving contact carrying avris wall up and down
The divisional plane of contact surface, upper and lower contact surface and moving contact opening trough_like are engaged relationship at two-period form.
In above structure, upper and lower contact surface is centrosymmetric structure setting with the straight line where division surface.
Further, it is 1.5 ° -3 ° that the moving contact, which carries the inclination angle on side,.
Above-mentioned moving contact, which carries side, cooperates the pushing of its end with moving contact open slot by being obliquely installed, when moving contact goes out
When now bouncing, so that it is not in slide fastener phenomenon between side and moving contact that moving contact, which carries, the facility at the inclination angle makes this disconnected
Road device can keep optimal tripping force, while avoid the excessive phenomenon of slide fastener.
Further, it is 2.5 ° -3 ° that the moving contact, which carries the inclination angle on side,.
In above structure, 2.5 ° -3 ° are optimal tilt angle.
Goal of the invention two: the present invention also provides the connection structures of a kind of U-shape lock button of anti-false tripping and moving contact, including
Moving contact with open slot, it is characterised in that: further include above-mentioned U-shape lock button, the moving contact of U-shape lock button carries side and is held on out
In mouth slot, the moving contact of U-shape lock button is carried when contacting with moving contact open slot so that moving contact carries in pushing shape and opening
Slot forms two-period form and is engaged relationship.
In above structure, the moving contact of the U-shape lock button carries side in shape and the cooperation of moving contact open slot is pushed, and forms two sections
Formula is engaged relationship, both increases contact area, avoids occurring slide fastener phenomenon during the test.
Goal of the invention three: it the present invention also provides a kind of breaker with anti-false tripping U-shape lock button, including shell, goes out
Arc system, operating mechanism and tripping mechanism are equipped with moving contact and static contact in shell, and operating mechanism includes operation handle, special
Sign is: further including U-shape lock button as claimed in claim 1 or 2, the moving contact is carried when being carried by moving contact and lock
Ontology connects one end and carries side end portion gradually towards the inclination of moving contact open slot direction along moving contact, which carries side end portion
With moving contact opening trough_like at two sections of relationships that are engaged.
Using the above scheme, the present invention carries side by the moving contact to U-shape lock button and carries out inclined design, so that moving contact
It carries side end portion and contacts the relationship so that the two formation two-period form is engaged with moving contact open slot in shape is pushed.When breaker exists
When normally closed, U-shape lock button is contacted by first segment contact surface (upper contact surface) with moving contact, guarantees that breaker is in best de-
Detain power and not slide fastener phenomenon；When breaker is in bruise test, shaking test, when being impacted, moving contact, which generates spring, to be made
The moving contact of U-shape lock button carries the first segment contact surface on side and moves up and separates with moving contact, moving contact carry side by its second
Section contact surface is contacted with moving contact, and at this moment the spring of moving contact has terminated, and will not generate impact to two sections of contacts of the two, from
And play the role of not slide fastener during the test.
The invention will be further described below in conjunction with the accompanying drawings.
Detailed description of the invention
Attached drawing 1 be in the prior art moving contact and U-shape lock buckle between attachment structure schematic diagram；
Attached drawing 2 is the attachment structure schematic diagram between specific embodiment of the invention moving contact and U-shape lock are buckled；
Attached drawing 3 is the right view of specific embodiment of the invention attached drawing 2；
Attached drawing 4 is the attachment structure schematic diagram that specific embodiment of the invention U-shape lock is buckled and latches frame；
Attached drawing 5 is the separate structure schematic diagram that specific embodiment of the invention U-shape lock is buckled and latches frame；
Attached drawing 6 is the structural front view that specific embodiment of the invention U-shape lock is buckled；
Attached drawing 7 is the structure bottom view that specific embodiment of the invention U-shape lock is buckled；
Attached drawing 8 is the structure right view that specific embodiment of the invention U-shape lock is buckled；
Moving contact 2, open slot 21, U-shape lock button 3, lock ontology 31, moving contact carry side 32, end 321, handle carrying
Side 33, first segment contact surface 34, second segment contact surface 35, lock frame 4.
Specific embodiment
Specific embodiments of the present invention are the breaker with anti-false tripping U-shape lock button 3 as shown in figures 1-8, including shell,
Arc quenching system, operating mechanism and tripping mechanism are equipped with moving contact 2 and static contact in shell, and operating mechanism includes operation handle, behaviour
Make handle to buckle 3 by U-shape lock and connect with moving contact 2, U-shape lock button 3 includes latching ontology 31, latches 31 two sides of ontology and is extended with hand
Handle is carried when 33 and moving contact are carried 32, and handle carries side 33 and is installed in lock frame 4, and lock frame 4 is connect with operation handle,
The end 321 that moving contact carries side 32 is held in the open slot 21 of 2 end 321 of moving contact, and moving contact carries side 32 by dynamic touching
Head carry while 32 with lock ontology 31 connect one end along moving contact carrying while 32 ends 321 gradually towards 2 open slot 21 of moving contact
Direction inclination, the moving contact carry while 32 in push shape contact with 2 open slot 21 of moving contact so that when moving contact carrying 32 with open
Mouthful slot 21 forms two-period form and is engaged relationship.
Moving contact carries side 32 and is obliquely held in 2 open slot 21 of moving contact, U-shaped when breaker normally closed
Lock 3 is contacted by its first segment contact surface 34 with moving contact 2, guarantees its best tripping force and not slide fastener phenomenon；And when progress
When fall-down test or shaking test, the spring that moving contact 2 generates is so that the first segment contact surface 34 of U-shape lock button 3 divides with moving contact 2
From, and when the second segment contact surface 35 of U-shape lock button 3 and moving contact 2 contact, spring caused by moving contact 2 has disappeared, no
Meeting generates impact to the second segment contact surface 35 of U-shape lock button 3, so that it is not in slide fastener phenomenon during above-mentioned test,
Improve testing inspection qualification rate.
Moving contact carry side 32 with one end composition connecting pin for latching ontology 31 and connecting, in the radial end face of the connecting pin
Line carries 32 side walls when 32 ends 321 extend to form and carry moving contact towards moving contact in the horizontal direction and is separated into contact up and down
The divisional plane in face, upper and lower contact surface (i.e. first segment contact surface 34 and second segment contact surface 35) and the formation of 2 open slot 21 of moving contact
Two-period form is engaged relationship.Upper and lower contact surface is centrosymmetric structure setting with the straight line where division surface.
The inclination angle that moving contact carries side 32 is 1.5 ° -3 °.2.5 ° -3 ° are optimal tilt angle.
U-shape lock button 3 based on above structure, the present invention test 800 U-shape lock buttons 3, and force value of threading off is in 1.3N
It controls and all passes through bruise and test；Manual shaping 800 U-shape lock buttons 3 by test after, U-shape lock button 3 has been carried out batch
Amount assembling, is completed rear qualification rate and reaches 98% or more.In addition, breaker is reprocessed quantity and is subtracted after 3 quality improvement of U-shape lock button
Less, dynamometry link is saved in assembly, and production efficiency is produced 500 multipoles daily from pervious every group and promoted to 850 current poles.
The present invention is not limited to above-mentioned specific embodiment, and persons skilled in the art are disclosed interior according to the present invention
Hold, can be implemented using other a variety of specific embodiments of the invention or all using design structure and think of of the invention
Road does simple change or change, both falls within protection scope of the present invention.
Claims (5)
1. a kind of U-shape lock button of the anti-false tripping in operating mechanism, including lock ontology, lock ontology two sides are extended with handle and take
Carry while and moving contact carry while, moving contact carry side ends rest in the open slot of moving contact end, it is characterised in that: institute
It states moving contact carrying and connect one end with lock ontology when being carried by moving contact along moving contact carrying side end portion gradually towards dynamic touching
The inclination of head open slot direction, the moving contact carry side end portion and are engaged with moving contact opening trough_like at two-period form: the dynamic touching
Head carries side and constitutes connecting pin with one end that ontology is connect is latched, and the middle line of the radial end face of the connecting pin is in the horizontal direction towards dynamic
Contact, which carries side end portion and extends to form, is separated into the divisional plane of upper and lower contact surface for moving contact carrying avris wall, upper and lower contact surface with
Moving contact opening trough_like is engaged relationship at two-period form.
2. the U-shape lock button of the anti-false tripping in operating mechanism according to claim 1, it is characterised in that: the moving contact
The inclination angle for carrying side is 1.5 ° -3 °.
3. the U-shape lock button of the anti-false tripping in operating mechanism according to claim 1, it is characterised in that: the moving contact
The inclination angle for carrying side is 2.5 ° -3 °.
4. a kind of U-shape lock button of anti-false tripping and the connection structure of moving contact, including the moving contact with open slot, feature exists
In: it further include U-shape lock button as described in claim 1, the moving contact of U-shape lock button carries side and is held in open slot, U-shape lock button
Moving contact carry and contacting with moving contact open slot so that being connect with opening trough_like at two-period form when moving contact carrying in pushing shape
Touch matching relationship.
5. a kind of breaker with anti-false tripping U-shape lock button, including shell, arc quenching system, operating mechanism and tripping mechanism, shell
Moving contact and static contact are equipped in body, operating mechanism includes operation handle, it is characterised in that: further includes as described in claim 1
U-shape lock button, the moving contact, which is carried, connect one end along moving contact carrying side end with lock ontology when being carried by moving contact
Portion is gradually tilted towards moving contact open slot direction, which carries side end portion and be engaged with moving contact opening trough_like at two sections
Relationship.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610570264.XA CN105977110B (en) | 2016-07-19 | 2016-07-19 | The U-shape lock button and operating mechanism and its breaker of anti-false tripping in operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610570264.XA CN105977110B (en) | 2016-07-19 | 2016-07-19 | The U-shape lock button and operating mechanism and its breaker of anti-false tripping in operating mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105977110A CN105977110A (en) | 2016-09-28 |
| CN105977110B true CN105977110B (en) | 2019-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610570264.XA Active CN105977110B (en) | 2016-07-19 | 2016-07-19 | The U-shape lock button and operating mechanism and its breaker of anti-false tripping in operating mechanism |
Country Status (1)
| Country | Link |
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| CN (1) | CN105977110B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0202546A2 (en) * | 1985-05-17 | 1986-11-26 | Licentia Patent-Verwaltungs-GmbH | Switching mechanism for a protective power circuit breaker |
| CN104134588A (en) * | 2014-07-17 | 2014-11-05 | 正泰集团股份有限公司 | Operation device of miniature multi-pole circuit breaker |
| CN104241038A (en) * | 2014-08-28 | 2014-12-24 | 三信国际电器上海有限公司 | Operating mechanism of miniature circuit breaker |
| CN205900474U (en) * | 2016-07-19 | 2017-01-18 | 温州罗格朗电器有限公司 | Preventing among operating device misses U type hasp and operating device who threads off and circuit breaker thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204927209U (en) * | 2015-08-11 | 2015-12-30 | 浙江正泰电器股份有限公司 | Link assembly of circuit breaker |
-
2016
- 2016-07-19 CN CN201610570264.XA patent/CN105977110B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0202546A2 (en) * | 1985-05-17 | 1986-11-26 | Licentia Patent-Verwaltungs-GmbH | Switching mechanism for a protective power circuit breaker |
| CN104134588A (en) * | 2014-07-17 | 2014-11-05 | 正泰集团股份有限公司 | Operation device of miniature multi-pole circuit breaker |
| CN104241038A (en) * | 2014-08-28 | 2014-12-24 | 三信国际电器上海有限公司 | Operating mechanism of miniature circuit breaker |
| CN205900474U (en) * | 2016-07-19 | 2017-01-18 | 温州罗格朗电器有限公司 | Preventing among operating device misses U type hasp and operating device who threads off and circuit breaker thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105977110A (en) | 2016-09-28 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 325000 No. 18 Shahong Road, Baixiang Town, Yueqing, Wenzhou City, Zhejiang Province Applicant after: ZHEJIANG CHUANGQI ELECTRIC Co.,Ltd. Address before: 325000 No. 18, Sha Hung Road, North white elephant Town, Yueqing City, Wenzhou, Zhejiang. Applicant before: WENZHOU LUOGELANG ELECTRICAL EQUIPMENT Co.,Ltd. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325000 No. 18 Shahong Road, Baixiang Town, Yueqing, Wenzhou City, Zhejiang Province Patentee after: Zhejiang Chuangqi Electric Co.,Ltd. Address before: 325000 No. 18 Shahong Road, Baixiang Town, Yueqing, Wenzhou City, Zhejiang Province Patentee before: ZHEJIANG CHUANGQI ELECTRIC Co.,Ltd. |