CN106935424B - A kind of spring operating mechanism and its closing pawl - Google Patents
A kind of spring operating mechanism and its closing pawl Download PDFInfo
- Publication number
- CN106935424B CN106935424B CN201710312892.2A CN201710312892A CN106935424B CN 106935424 B CN106935424 B CN 106935424B CN 201710312892 A CN201710312892 A CN 201710312892A CN 106935424 B CN106935424 B CN 106935424B
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- Prior art keywords
- closing
- ontology
- energy storage
- sincere sub
- hand
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- 230000007246 mechanism Effects 0.000 title claims abstract description 35
- 238000004146 energy storage Methods 0.000 claims abstract description 58
- 238000005096 rolling process Methods 0.000 claims abstract description 5
- 230000007704 transition Effects 0.000 claims description 5
- 230000033001 locomotion Effects 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims 1
- 239000004744 fabric Substances 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000004992 fission Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
- H01H3/3005—Charging means
- H01H3/3015—Charging means using cam devices
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- Electromagnets (AREA)
- Braking Arrangements (AREA)
Abstract
The present invention relates to a kind of spring operating mechanism and its closing pawls, closing pawl includes the sincere sub- ontology for rolling assembling on the mounting rack of operating mechanism, sincere sub- ontology is equipped with the electric switch-on part for driving sincere sub- ontology rotation for switching electromagnet pushing tow, and the seperated closing by hand part being installed with for driving sincere sub- ontology rotation for closing by hand push rod pushing tow is gone back on sincere sub- ontology.When needing to carry out closing operation, not only energy storage holding position can be rotated away from sincere sub- ontology by switching electromagnet pushing tow electric switch-on part, also energy storage holding position can be rotated away from sincere sub- ontology by closing by hand push rod pushing tow closing by hand part, both closing by hand can be carried out, it can also carry out electric switch-on, even if can still guarantee normal combined floodgate by closing by hand part after electric closing part failure, guarantee the normal work of operating mechanism.
Description
Technical field
The present invention relates to a kind of spring operating mechanism and its closing pawls.
Background technique
For realize electric energy production, transmission and distribution, other than generator, transformer and power transmission line, it is also necessary to have various
The device for switching of form closes and cut-offs circuit, wherein commonly uses one kind and can cut-off load current but also cut-off and up to counts
Device for switching, that is, breaker of hundred kilo-ampere short circuit currents.It cut-offs and closes to realize, breaker usually has following three compositions
Part：（1）Cut-off part, including conductive and contact system and arc-chutes；（2）Actuating and running part（3）Insulated part.Its
In, operating mechanism provides separating brake, combined floodgate driving force to part is cut-off, to meet the normal breaking-closing operating of breaker.
Currently, operating mechanism is divided into Manual spring operating mechanism, direct solenoid according to the property for providing actuating source energy
Operating mechanism, spring operating mechanism, hydraulic pressure spring operating mechanism and pneumatic operating mechanism, wherein spring operating mechanism is with its knot
The features such as structure is simple, mechanical action is reliable, is widely applied.China if Authorization Notice No. is CN201673854U is practical new
Circuit breaker operation mechanism disclosed in type patent is rotatably equipped with storage including left and right installation board positioned opposite on two mounting plates
Energy axis, energy storage axle are sequentially connected with switching-in spring by energy-storage crank arm, draw in use, passing through transmission crank arm by energy storage axle first
Switching-in spring is stretched to realize stored energy operation, when energy storage is completed, then on the closing pawl and energy storage axle that are equipped with by mounting plate
The energy storage that is equipped with of closing cam keep idler wheel cooperation, energy storage axle is limited in energy storage holding position, when being closed
When lock, pressing " combined floodgate " button or remote operation acts switching electromagnet, utilizes pushing away for the fore-aft motion on switching electromagnet
Bar drives closing pawl rotation by transmission mechanism, unclamps energy storage and keeps idler wheel, and under the action of energy-stored spring, energy storage axle turns
It is dynamic, idler wheel driving main shaft rotation is kept with energy storage by closing cam, realizes closing operation.Meanwhile utilizing the sincere son of separating brake
Main shaft is limited, so that entire operating mechanism is maintained at closing position, when needing to carry out sub-switching operation, drives separating brake
Then sincere sub- rotation carries out sub-switching operation to unlock main shaft.In above-mentioned circuit breaker operation mechanism, actually only match
It is equipped with electric switch-on operation, i.e., is rotated using switching electromagnet pushing tow closing pawl, is equipped on closing pawl accordingly for closing
The pushing tow structure that lock electromagnet pushes, in actual use, once switching electromagnet or electric switch-on transmission mechanism occur
When failure, normal closing operation can not be carried out, normal operation of circuit breaker is influenced.
Summary of the invention
The purpose of the present invention is to provide the spring actuators of a kind of achievable closing by hand operation and electric switch-on operation
Structure closing pawl；Meanwhile the present invention also provides a kind of spring operating mechanisms using above-mentioned closing pawl.
To achieve the above object, the technical solution of spring operating mechanism provided by the present invention closing pawl is：It is a kind of
Spring operating mechanism closing pawl, including the sincere sub- ontology for rolling assembling on the mounting rack of operating mechanism, sincere son is originally
Body is equipped with the electric switch-on part for driving sincere sub- ontology rotation for switching electromagnet pushing tow, also divides on the sincere sub- ontology
The closing by hand part of body being installed with for driving sincere sub- ontology rotation for closing by hand push rod pushing tow.
The closing by hand part is closing by hand top plate, and closing by hand top plate includes being fixedly connected with the sincere sub- ontology
Connecting plate section and for for the closing by hand push rod pushing tow push plate section.
The push plate section integrally bends transition and is connected in the connecting plate section.
The electric switch-on part is to be installed on the sincere sub- ontology and along the rotation direction of sincere sub- ontology to sincere sub- ontology
The electric switch-on axis that side extends.
The technical solution of spring operating mechanism provided by the present invention is：A kind of spring operating mechanism, including mounting rack, peace
It shelves and is rotatably equipped with energy storage axle, energy storage axle is equipped with closing cam, and closing cam is equipped with energy storage and keeps idler wheel, the peace
It shelves and is equipped with closing pawl, closing pawl includes sincere sub- ontology of the rolling assembling on the mounting rack, and sincere sub- ontology is at it
Have in rotational travel and keep idler wheel against the energy storage holding position of cooperation with the energy storage, sincere sub- ontology is equipped with electric switch-on
Part, the mounting rack are equipped with for pushing tow electric switch-on part to drive sincere sub- ontology rotation to leave the combined floodgate of energy storage holding position
Electromagnet, also seperated on the sincere sub- ontology to be installed with closing by hand part, the mounting rack is equipped with to be closed manually for pushing tow
Lock part is to drive sincere sub- ontology rotation to leave the closing by hand push rod of energy storage holding position.
The closing by hand part is closing by hand top plate, and closing by hand top plate includes being fixedly connected with the sincere sub- ontology
Connecting plate section and for for the closing by hand push rod pushing tow push plate section.
The push plate section integrally bends transition and is connected in the connecting plate section.
The mounting rack includes along spaced apart two mounting plate of energy storage axle axis extending direction, and the electric switch-on part is
It is installed on the sincere sub- ontology and extends to the electric switch-on on the outside of one of them corresponding mounting plate in two mounting plate
Axis, the switching electromagnet be installed in the outside of the corresponding mounting plate with the electric switch-on axis corresponding matching.
The closing pawl, which is equipped with to closing pawl, applies the reset spring for forcing it to rotate to energy storage holding position.
The closing by hand push rod movement is assemblied on the mounting rack, and the closing by hand push rod is equipped with to manual and closes
The application of lock push rod reversely forces closing by hand push rod far from the reset spring of the active force of the closing by hand part.
The beneficial effects of the invention are as follows：Spring operating mechanism provided by the present invention is not with being provided only with electricity on closing pawl
Dynamic circuit connector lock part, is additionally provided with closing by hand part, when needing to carry out closing operation, can not only pass through the electronic conjunction of switching electromagnet pushing tow
Lock part is rotated away from energy storage holding position with sincere sub- ontology, can also be by closing by hand push rod pushing tow closing by hand part with sincere son
Ontology is rotated away from energy storage holding position, can both carry out closing by hand, can also carry out electric switch-on, even if going out in electric closing part
After existing failure, it can still guarantee normal combined floodgate by closing by hand part, guarantee the normal work of operating mechanism.Moreover, closing manually
Lock part and sincere sub- ontology split settings can need individually designed closing by hand part according to practical lesser intensity in this way, can phase
Design and manufacturing cost to entire closing pawl is reduced.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of embodiment of spring operating mechanism provided by the present invention；
Fig. 2 is the front perspective view of spring actuating structure shown in Fig. 1；
Fig. 3 is the rear perspective view of spring operating mechanism shown in Fig. 1；
Fig. 4 is that closing pawl and energy storage keep idler wheel to cooperate schematic diagram in Fig. 1.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
The specific embodiment of spring operating mechanism provided by the present invention, as shown in Figures 1 to 4, the bullet in the embodiment
Spring operating mechanism includes mounting rack, and mounting rack includes spaced apart left mounting plate 1 and right mounting plate 2 in left-right direction, two peaces
Loading board by multiple support rod fixing assemblings together, it is same as the prior art, be rotatably equipped with energy storage on two mounting plates
Axis 5 is fixedly provided with energy storage motor 9 in mounting rack, when carrying out combined floodgate stored energy operation, passes through gear drive machine by energy storage motor 9
Structure drives energy storage axle 5 to rotate, and energy storage axle 5 drives switching-in spring 7 to stretch to realize stored energy operation by energy-storage crank arm 6.Work as energy storage
When axis turns to dead-centre position with energy-storage crank arm, i.e., switching-in spring stretcher strain to maximum value when, energy storage complete.
In the present embodiment, energy storage axle is maintained at energy storage position using combined floodgate trip unit, in two installations in energy storage axle 5
It is equipped with closing cam 11 between plate, is equipped with energy storage in the free end of the separate energy storage axle 5 of closing cam 11 and keeps idler wheel 12, close a floodgate
Trip unit includes the closing pawl 4 by 8 rolling assembling of support shaft on mounting rack, and closing pawl herein includes sincere son sheet
Body, sincere sub- ontology is L-shaped, including actuating arm and backing arm, and backing arm has for keeping idler wheel to cooperate against press with energy storage
Abutment end, sincere sub- ontology has in its rotational travel keeps energy storage holding position of the idler wheel 12 against cooperation, sincere son with energy storage
It is connected on ontology for applying the reset spring for forcing it to rotate to energy storage holding position to sincere sub- ontology, the reset spring is specific
For torsional spring 13.In fact, being equipped on electric switch-on part and closing by hand part on the actuating arm of sincere sub- ontology, to facilitate operation people
Member passes through manual.Electronic mode drives sincere sub- ontology to be rotated away from energy storage holding position, eliminates the limitation to energy storage axle, energy storage axle
Rotation is under the action of switching-in spring 7 to drive power output shaft to rotate, and then realizes corresponding closing operation.
In the present embodiment, the electric switch-on part that the actuating arm of sincere sub- ontology is equipped with specially extends to the right side in left-right direction
The electric switch-on axis 14 in 2 outside of mounting plate is closing a floodgate in fact, being correspondingly provided with switching electromagnet 8 in the outside of right mounting plate 2
Electromagnet 8 it is electric after, the push rod of switching electromagnet 8 is protruding to overcome torsional spring with sincere sub- ontology with pushing tow electric switch-on axis 14
Active force rotation, and then far from energy storage holding position.
And the closing by hand part that the actuating arm of sincere sub- ontology is equipped with is specially the manual conjunction that fission is installed on actuating arm
Lock top plate pushes away between two mounting plates specifically, being equipped with closing by hand by support frame movement in the inside of right mounting plate 2
Bar 3, closing by hand push rod 3 can pushing tow closing by hand top plate with sincere sub- ontology be rotated away from energy storage holding position, also, manual
Combined floodgate push rod, which is equipped with to the application of closing by hand push rod, reversely forces closing by hand push rod far from the effect of the closing by hand part
The reset spring 10 of power.
Specifically, closing by hand top plate includes the connecting plate section 91 being fixedly connected with sincere sub- ontology and is used for for closing by hand
The push plate section 92 of 3 pushing tow of push rod is connected in connecting plate section 91, the two in fact, push plate section 92 herein bends transition
It is structure as a whole.
Since closing by hand part is mainly used for meeting an urgent need and testing etc. using, access times are relatively fewer, and electric switch-on
Part then using relatively more, so, by closing by hand top plate and sincere sub- ontology split settings, and electric switch-on axis is arranged and is existed
On sincere sub- ontology, so, the material different from sincere sub- bulk strength is can be used in closing by hand top plate, is normally made meeting
In the case where, design and manufacture cost is rationally reduced.In the present embodiment, sincere sub- ontology is specially plate construction, corresponding, hand
The thickness of dynamic circuit connector lock top plate is less than the thickness of sincere sub- ontology.
In the present embodiment, closing by hand part specifically selects closing by hand top plate.In other embodiments, closing by hand part
The structures such as other structures such as closing by hand axis can be used.
In the present embodiment, the push plate section of closing by hand top plate integrally bends transition with connecting plate section and connect, can be direct
Punch forming, it is easy to make.It in other embodiments, can also independent welding fabrication according to the actual situation.
The present invention also provides a kind of embodiment of spring operating mechanism closing pawl, closing pawl in the embodiment
Structure is identical as the structure of closing pawl in above-mentioned spring operating mechanism, and details are not described herein.
Claims (2)
1. a kind of spring operating mechanism, including mounting rack, be rotatably equipped with energy storage axle on mounting rack, energy storage axle be equipped with close a floodgate it is convex
Wheel, closing cam are equipped with energy storage and keep idler wheel, and the mounting rack is equipped with closing pawl, and closing pawl includes that rolling assembling exists
Sincere sub- ontology on the mounting rack, sincere sub- ontology is L-shaped, including actuating arm and backing arm, and backing arm, which has, to be used for and energy storage
Keep idler wheel against press cooperation abutment end, sincere sub- ontology in its rotational travel have with the energy storage keep idler wheel against
The energy storage holding position of cooperation, sincere sub- ontology are equipped with electric switch-on part, and the mounting rack, which is equipped with, is used for pushing tow electric switch-on part
To drive sincere sub- ontology rotation to leave the switching electromagnet of energy storage holding position, it is characterised in that：Also divide on the sincere sub- ontology
Body is installed with closing by hand part, the mounting rack be equipped with for pushing tow closing by hand part with drive sincere sub- ontology rotation with from
Open the closing by hand push rod of energy storage holding position；The closing by hand part is closing by hand top plate, and closing by hand top plate includes and institute
State the connecting plate section that sincere sub- ontology is fixedly connected and the push plate section for supplying the closing by hand push rod pushing tow；The push plate
Integrally bending transition is connected in the connecting plate section section；The mounting rack includes along energy storage axle axis extending direction interval cloth
Two mounting plates set, the electric switch-on part are to be installed on the sincere sub- ontology and extend in two mounting plate wherein
Electric switch-on axis on the outside of one corresponding mounting plate, the switching electromagnet be installed in the outside of the corresponding mounting plate with institute
State electric switch-on axis corresponding matching；The closing by hand top plate is located at the top of the actuating arm of sincere sub- ontology, the electric switch-on
Axle position is in one together in the lower section of the closing by hand top plate on the actuating arm of sincere sub- ontology, closing by hand push rod and switching electromagnet
The position of a mounting plate, the closing by hand push rod is higher than switching electromagnet；The closing pawl is equipped with and applies to closing pawl
Add the reset spring for forcing it to rotate to energy storage holding position.
2. spring operating mechanism according to claim 1, it is characterised in that：The closing by hand push rod movement is assemblied in institute
It states on mounting rack, the closing by hand push rod, which is equipped with to the application of closing by hand push rod, reversely forces closing by hand push rod far from institute
State the reset spring of the active force of closing by hand part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710312892.2A CN106935424B (en) | 2017-05-05 | 2017-05-05 | A kind of spring operating mechanism and its closing pawl |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710312892.2A CN106935424B (en) | 2017-05-05 | 2017-05-05 | A kind of spring operating mechanism and its closing pawl |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106935424A CN106935424A (en) | 2017-07-07 |
| CN106935424B true CN106935424B (en) | 2018-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710312892.2A Active CN106935424B (en) | 2017-05-05 | 2017-05-05 | A kind of spring operating mechanism and its closing pawl |
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| Country | Link |
|---|---|
| CN (1) | CN106935424B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107845518B (en) * | 2017-11-30 | 2020-02-18 | 浙江紫光电器有限公司 | Arc extinguishing chamber quick arc extinguishing transmission interlocking mechanism |
| CN108493068A (en) * | 2018-05-14 | 2018-09-04 | 河南森源电气股份有限公司 | A kind of spring operating mechanism and the breaker using the operating mechanism |
| CN111681908B (en) * | 2020-06-04 | 2022-08-12 | 南瑞集团有限公司 | A circuit breaker spring operating mechanism |
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| CN201274255Y (en) * | 2008-07-11 | 2009-07-15 | 厦门华电开关有限公司 | Simple and reliable switching on mechanical locking apparatus for vacuum circuit breaker |
| CN101656167A (en) * | 2008-08-22 | 2010-02-24 | 重庆亿科电气股份有限公司 | Spring actuating mechanism of vacuum circuit-breaker |
| CN101763960A (en) * | 2009-12-31 | 2010-06-30 | 中国西电电气股份有限公司 | Spring operation mechanism used for high-voltage switch |
| CN102543501A (en) * | 2011-12-02 | 2012-07-04 | 万控集团有限公司 | Circuit-breaker spring actuating mechanism |
| CN102709079B (en) * | 2012-05-09 | 2014-11-12 | 许继集团有限公司 | Spring operating mechanism |
| CN206774407U (en) * | 2017-05-05 | 2017-12-19 | 河南森源电气股份有限公司 | Spring operating mechanism and its closing pawl |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9373456B2 (en) * | 2014-04-24 | 2016-06-21 | Eaton Corporation | Circuit breakers with clock spring drives and/or multi-lobe drive cams and related actuators and methods |
-
2017
- 2017-05-05 CN CN201710312892.2A patent/CN106935424B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201274255Y (en) * | 2008-07-11 | 2009-07-15 | 厦门华电开关有限公司 | Simple and reliable switching on mechanical locking apparatus for vacuum circuit breaker |
| CN101656167A (en) * | 2008-08-22 | 2010-02-24 | 重庆亿科电气股份有限公司 | Spring actuating mechanism of vacuum circuit-breaker |
| CN101763960A (en) * | 2009-12-31 | 2010-06-30 | 中国西电电气股份有限公司 | Spring operation mechanism used for high-voltage switch |
| CN102543501A (en) * | 2011-12-02 | 2012-07-04 | 万控集团有限公司 | Circuit-breaker spring actuating mechanism |
| CN102709079B (en) * | 2012-05-09 | 2014-11-12 | 许继集团有限公司 | Spring operating mechanism |
| CN206774407U (en) * | 2017-05-05 | 2017-12-19 | 河南森源电气股份有限公司 | Spring operating mechanism and its closing pawl |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106935424A (en) | 2017-07-07 |
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