CN110310845A - A kind of spring operating mechanism - Google Patents
A kind of spring operating mechanism Download PDFInfo
- Publication number
- CN110310845A CN110310845A CN201810260364.1A CN201810260364A CN110310845A CN 110310845 A CN110310845 A CN 110310845A CN 201810260364 A CN201810260364 A CN 201810260364A CN 110310845 A CN110310845 A CN 110310845A
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- China
- Prior art keywords
- separating brake
- spring
- operating mechanism
- spring operating
- connector
- 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.)
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Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 115
- 230000005540 biological transmission Effects 0.000 claims abstract description 37
- 238000004146 energy storage Methods 0.000 claims description 23
- 238000005452 bending Methods 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012546 transfer 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
Abstract
The invention discloses a kind of spring operating mechanisms, belong to operating mechanism technical field.Spring operating mechanism provided in an embodiment of the present invention, by the way that transmission shaft therein is directly driven with mechanism board slot, together by many parts designs of stored energy mechanism, and by its brake separating mechanism and exempt to adjust the unique texture of connector to be arranged, overcome in the prior art the technical issues of spring operating mechanism structure is excessively complicated, occupied space is big, higher cost, realize that a kind of structure is simple, occupies little space, the spring operating mechanism that save the cost is small, with good service performance, the operating mechanism technical field for meeting use condition can be widely applied to.
Description
Technical field
The present invention relates to operating mechanism technical field, in particular to a kind of spring operating mechanism.
Background technique
Spring operating mechanism is one kind using energy-stored spring as energy storage component, and Operation switch equipment is allowed to the dress of splitting or integrating
It sets.The energy storage of spring is completed by energy storage axle, is crossed behind dead point and is maintained at energy storage state by locker；Close timesharing, lock
Tripping, energy-stored spring release energy, and make output shaft that switch or ontology be driven to move by transfer unit.It is such as general in the prior art
All over the CTB type spring operating mechanism used, mechanism drives gear unit that switch or ontology is driven to move again by output toggle arm,
Its structure is complex, and occupied space is big, and processing cost is high.
Summary of the invention
In order to solve problems in the prior art, the embodiment of the invention provides a kind of spring operating mechanisms.The technical side
Case is as follows:
Provide a kind of spring operating mechanism, comprising: foreboard, back plate, energy storage axle, the energy storage matched with the energy storage axle
Mechanism, switching-in spring, connecting lever, exempts to adjust connector and brake separating mechanism at transmission mechanism, and the foreboard and/or the back plate, which are equipped with, to be led
To slot, the stored energy mechanism includes mutually matched closing pawl, driving plate, gear, floodgate semiaxis, and the transmission mechanism includes
Mutually matched first driver plate, the second driver plate, combined floodgate roller, transmission shaft, cam and tripping spring, the brake separating mechanism
Including mutually matched separating brake roller, separating brake insert, torsional spring, separating brake buckle and separating brake semiaxis, it is described exempt from adjust connector with it is described
Transmission shaft is equipped with, and the energy storage axle is connected by the connecting lever and the switching-in spring, by the cam with it is described
Transmission mechanism matches, and the gear drives the driving plate to drive the energy storage by the lock between the closing pawl
Axis rotation, by the floodgate semiaxis, first driver plate and second driver plate, transmission shaft, combined floodgate roller, separating brake are rolled
Son linkage, so that first driver plate, the second driver plate can move in the guide groove, to realize switch closing and switch opening.
Preferably, the transmission mechanism further includes the axle sleeve being equipped with the transmission shaft.
Preferably, the stored energy mechanism further includes the spring being equipped with the gear, driving plate, closing pawl, is led to
Cross closing pawl described in the spring and the Hasp lock with gear, the closing pawl be pressed onto the floodgate semiaxis rotating opening with
Unlock.
Preferably, the brake separating mechanism further includes the shaft for the separating brake buckle to be arranged, and the separating brake insert is placed in
In the middle part of the separating brake buckle, the torsional spring is set in the shaft, and the one end of torsional spring is inserted in the front or rear panel, another
The separating brake buckle and the separating brake insert are inserted into end, are equipped with groove, the groove in the separating brake buckle and separating brake insert
The position of the separating brake insert is controlled for catching on the torsional spring.
Preferably, the separating brake buckle is using the separating brake roller as locating part, to control the position of the separating brake buckle
It sets.
Preferably, the separating brake buckle is plate class bending part.
Preferably, the separating brake buckle is the molding plate class bending part of direct pressing and bending.
Preferably, described to exempt to adjust connector to include connector, fixing sleeve and fixed sleeves in one pair, the connector is placed in described one
In internal fixing sleeve, the fixed sleeves are set to outside the pair of interior fixing sleeve, for fixing the pair of interior fixing sleeve.
Preferably, the connector is that 360 can rotate to obtain connector.
Preferably, the connector is connected with vacuum bubbles.
Technical solution provided in an embodiment of the present invention has the benefit that
1, by the way that transmission shaft therein and mechanism board slot to be directly driven, realize that a kind of structure is simple, it is empty to occupy
Between small, spring operating mechanism that save the cost is small；
2, together by parts designs such as the gear of stored energy mechanism, driving plate, closing pawls, so that further simplifying
The structure of spring operating mechanism, occupied space further decrease；
3, brake separating mechanism controls separating brake buckle and separating brake insert using a torsional spring respectively, and separating brake buckle is rolled over by plate class punching press
Roll forming simplifies structure, has saved cost；
4, exempt from adjust connector be can 360 degree rotation unique texture setting, due to this kind of connector convenient for adjust, avoid because of angle
Degree problem and generate the problem of can not adjusting.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is spring operating mechanism schematic perspective view provided in an embodiment of the present invention；
Fig. 2 is spring operating mechanism schematic perspective view provided in an embodiment of the present invention；
Fig. 3 is spring operating mechanism schematic perspective view provided in an embodiment of the present invention；
Fig. 4 is the structural schematic diagram of the stored energy mechanism in spring operating mechanism provided in an embodiment of the present invention；
Fig. 5 is that the transmission mechanism and brake separating mechanism fit structure in spring operating mechanism provided in an embodiment of the present invention are illustrated
Figure；
Fig. 6 is the structural schematic diagram of the brake separating mechanism in spring operating mechanism provided in an embodiment of the present invention；
Fig. 7 is the structural schematic diagram for exempting to adjust connector in spring operating mechanism provided in an embodiment of the present invention.
Description of symbols:
1- foreboard；2- back plate；3- motor；4- energy storage axle；
5- stored energy mechanism；51- closing pawl；Driving plate 52；Gear 53；Floodgate semiaxis 54；Spring 55；
6- transmission mechanism；The first driver plate of 61-；The second driver plate of 62-；63- combined floodgate roller；64- transmission shaft；
65- cam；66- tripping spring；67- axle sleeve；
7- switching-in spring；8- connecting lever；
9- exempts to adjust connector；91- connector；92- fixing sleeve；93- fixing sleeve；
10- brake separating mechanism；101- separating brake roller；102- separating brake insert；103- torsional spring；104- separating brake buckle, 105-
Separating brake semiaxis；106- shaft.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached in the embodiment of the present invention
Figure, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only this
Invention a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art exist
Every other embodiment obtained under the premise of creative work is not made, shall fall within the protection scope of the present invention.
It should be noted that present invention description as described on the directions such as " ... on ", " middle part " is all based on shown in attached drawing
Orientation or position contextual definition, be merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion institute
The device stated must be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.Term " first ",
" second " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicitly indicates indicated technology
The quantity of feature.Define " first " as a result, the feature of " second " can explicitly or implicitly include it is one or more
This feature.In the description of the present invention, the meaning of " plurality " is two or more, unless otherwise specifically defined.
Spring operating mechanism provided in an embodiment of the present invention, by directly passing transmission shaft therein with mechanism board slot
It is dynamic, together by many parts designs of stored energy mechanism, and by its brake separating mechanism and exempt from that the unique texture of connector is adjusted to set
It sets, overcomes in the prior art the technical issues of spring operating mechanism structure is excessively complicated, occupied space is big, higher cost, it is real
Show that a kind of structure is simple, occupies little space, the spring operating mechanism that save the cost is small, there is good service performance, it can be wide
The general operating mechanism technical field for being applied to meet use condition.
Below in conjunction with specific embodiment, spring operating mechanism provided in an embodiment of the present invention is described further.
Fig. 1 is spring operating mechanism schematic perspective view provided in an embodiment of the present invention；Fig. 2 mentions for the embodiment of the present invention
The spring operating mechanism schematic perspective view of confession；Fig. 3 is that spring operating mechanism stereochemical structure provided in an embodiment of the present invention is shown
It is intended to.More specifically, Fig. 2 is that Fig. 1 removes the schematic perspective view after foreboard and motor, it is another after back plate that Fig. 3 is that attached drawing 1 removes
The schematic perspective view in one direction.Fig. 4 is the structure of the stored energy mechanism in spring operating mechanism provided in an embodiment of the present invention
Schematic diagram.Fig. 5 is that the transmission mechanism and brake separating mechanism fit structure in spring operating mechanism provided in an embodiment of the present invention are illustrated
Figure.Fig. 6 is the structural schematic diagram of the brake separating mechanism in spring operating mechanism provided in an embodiment of the present invention.Fig. 7 is that the present invention is real
The structural schematic diagram for exempting to adjust connector in the spring operating mechanism of example offer is provided.
Spring operating mechanism provided in an embodiment of the present invention as shown in Figure 1 to Figure 3 includes foreboard 1, back plate 2, motor 3, storage
Energy axis 4, transmission mechanism 6, switching-in spring 7, connecting lever 8, is exempted to adjust connector 9 and be divided at the stored energy mechanism 5 matched with the energy storage axle
Brake mechanism 10.
Specifically, foreboard 1 and back plate 2 are equipped with guide groove, guiding close to the interior surface of spring operating mechanism main structure
The quantity of slot and position, according to the corresponding components progress phase for needing to carry out guiding movement in spring operating mechanism by guide groove
It should be arranged.
As shown in figure 4, stored energy mechanism 5 includes mutually matched closing pawl 51, driving plate 52, gear 53, floodgate semiaxis
54。
As shown in Figures 5 and 6, transmission mechanism 6 includes mutually matched first driver plate 61, the second driver plate 62, closes a floodgate
Roller 63, transmission shaft 64, cam 65 and tripping spring 66.Brake separating mechanism 10 includes mutually matched separating brake roller 101, separating brake
Insert 102, torsional spring 103, separating brake buckle 104 and separating brake semiaxis 105.
In spring operating mechanism provided in an embodiment of the present invention, exempt from adjust connector 9 be connected with vacuum bubbles, exempt from adjust connector 9 with
Transmission shaft 64 is equipped with, and energy storage axle 4 is connected by connecting lever 8 with switching-in spring 7, is matched by cam 65 and transmission mechanism 6
It closes, gear 53 drives driving plate 52 that energy storage axle 4 is driven to rotate by the lock between closing pawl 63, passes through separating brake semiaxis
105, the first driver plate 61 and the second driver plate 62, combined floodgate roller 63, transmission shaft 64, separating brake roller 101 link, so that first passes
Movable plate 61, the second driver plate 62 can move in foreboard 1 and the guide groove of back plate 2, to realize switch closing and switch opening.
Specifically, spring operating mechanism working principle provided in an embodiment of the present invention is as follows:
1, thermal energy storage process: directly driving plate 52 is driven to make energy storage axle 4 by the lock gear 53 between closing pawl 51
Rotation, in place, under the effect of 7 elastic force of switching-in spring, closing pawl 51 is pressed onto rotation in floodgate semiaxis 54 and beats for energy storage after crossing dead point
It opens, unlocks the lock between gear 53 and closing pawl 51, energy storage terminates.
2, making process: floodgate semiaxis 54 is opened when mechanism closes a floodgate, the first driver plate 61 and the second driver plate 62, transmission shaft
64, combined floodgate roller 63, separating brake roller 101 link.The release of 7 elastic force of switching-in spring, energy storage axle 4 are rotated with cam 65, will be closed a floodgate
Roller 63 jacks up, and transmission shaft 64 is with the second driver plate 62 and separating brake roller 101 toward guide groove direction in front and rear panel guide groove
It is mobile, while 65 energy storage of tripping spring；In addition, the first driver plate 61 is also by the guiding of guide groove toward another guide groove side
To movement, connector 9 is adjusted to connect direct delivery stroke with vacuum bubbles ontology by exempting from, separating brake roller 101 is mobile to drive separating brake insert
102 rotations, move a certain distance rear separating brake roller 101 and leave separating brake insert 102, while separating brake insert 102 is in the work of torsional spring 103
With lower reset, then cam 65 leaves combined floodgate roller 63, and driver plate 62 is under the action of 66 power of tripping spring to guide groove direction
Mobile, separating brake roller 101 pushes down separating brake insert 102, is pressed onto the rotation of separating brake buckle 104 in separating brake semiaxis 105, mechanism reaches conjunction
Lock position.
3, separating brake process: separating brake semiaxis 105 is opened, and separating brake buckle 104 enters in separating brake semiaxis 105,101 He of separating brake roller
Transmission shaft 64 drives the second driver plate 62 to continue to move to return to original position toward the movement of guide groove direction.Meanwhile first driver plate 61
It is moved to original position by guide groove, mechanism reaches sub-gate position.
Return Fig. 3, it is preferable that transmission mechanism 6 further include 67 driver plate 61 of axle sleeve that is equipped with transmission shaft 64 with
Driver plate 62 is slidably reciprocated toward different directions in guide groove of the foreboard 1 with back plate 2 by transmission shaft 64 with axle sleeve 67 respectively, axis
The presence of set 67 to reduce parts depreciation by the rotation of axle sleeve 67, to extend device longevity.In addition, passing through the first transmission
The slot being arranged on plate 61 can realize the conversion in direction, by the radian setting adjustment stress relationship of slot, improve mechanism performance.
Return Fig. 4, it is preferable that stored energy mechanism 5 further includes being equipped with gear 53, driving plate 52, closing pawl 51
Spring 55, by 55 closing pawl 51 of spring and 53 padlock of gear, closing pawl 51 is pressed onto rotating opening in floodgate semiaxis 54
With unlock.Such structure setting makes so that stored energy mechanism 5 designs gear 53, driving plate 52, closing pawl 51 together
It is more simply unified to obtain structure, and reduces occupied space.
Return Fig. 6, it is preferable that brake separating mechanism 10 further includes the shaft 106 for separating brake buckle 104 to be arranged, separating brake edge
Block 102 is placed in 104 middle part of separating brake buckle, and torsional spring 103 is set in shaft 106, and 103 one end of torsional spring is inserted in foreboard 1 or back plate 2,
The other end is inserted into separating brake buckle 104 and separating brake insert 102, is equipped with groove, groove in separating brake buckle 104 and separating brake insert 102
For catching on torsional spring 103 to control the position of separating brake insert 102.Such structure setting can be realized brake separating mechanism using one
Root torsional spring controls separating brake buckle and separating brake insert simultaneously, simplifies structure, reduces cost.
It is further preferred that separating brake buckle 104 is using separating brake roller 101 as locating part, to control separating brake buckle 104
Position.Such setting does not have to additional setting locating part, simplifies structure.
Additionally preferably, separating brake buckle 104 is plate class bending part, it is further preferred that separating brake buckle 104 is direct punching press
The plate class bending part of bending and molding, convenient for carrying out structure setting on it, and structure is simple.
Fig. 7 is returned, exempts to adjust connector 9 to include fixing sleeve 92 and fixed sleeves 93 in 91, one pairs of connector, connector 91 is placed in one
Fixed in internal fixing sleeve 92, fixed sleeves 93 are set to outside the pair of interior fixing sleeve, for fixing fixing sleeve 92 in one pair,
Prevent fixing sleeve 92 in one pair from separating.
It is further preferred that connector 91 be can 360 rotations connectors, this kind of connector avoid convenient for adjusting because angle is asked
Topic and generate the problem of can not adjusting.
All the above alternatives can form alternative embodiment of the invention using any combination, herein no longer
It repeats one by one.
In conclusion spring operating mechanism provided in an embodiment of the present invention has below beneficial to effect compared with the existing technology
Fruit:
1, by the way that transmission shaft therein and mechanism board slot to be directly driven, realize that a kind of structure is simple, it is empty to occupy
Between small, spring operating mechanism that save the cost is small；
2, together by parts designs such as the gear of stored energy mechanism, driving plate, closing pawls, so that further simplifying
The structure of spring operating mechanism, occupied space further decrease；
3, brake separating mechanism controls separating brake buckle and separating brake insert using a torsional spring respectively, and separating brake buckle is rolled over by plate class punching press
Roll forming simplifies structure, has saved cost；
4, exempt to adjust the unique texture of connector to be arranged, so that overall structure more simplifies, and easy to implement.
In short, spring operating mechanism provided in an embodiment of the present invention is simple, occupy little space, save the cost is small, have good
Good service performance, can be widely applied to the operating mechanism technical field for meeting use condition.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of spring operating mechanism characterized by comprising foreboard, energy storage axle, is matched with the energy storage axle back plate
Stored energy mechanism, switching-in spring, connecting lever, exempts from that connector and brake separating mechanism, the foreboard and/or the back plate is adjusted to set at transmission mechanism
There is guide groove, the stored energy mechanism includes mutually matched closing pawl, driving plate, gear, floodgate semiaxis, the transmission mechanism
Including mutually matched first driver plate, the second driver plate, combined floodgate roller, transmission shaft, cam and tripping spring, the separating brake
Mechanism includes mutually matched separating brake roller, separating brake insert, torsional spring, separating brake buckle and separating brake semiaxis, it is described exempt to adjust connector with
The transmission shaft is equipped with, and the energy storage axle is connected by the connecting lever and the switching-in spring, by the cam with
The transmission mechanism matches, and the gear is driven described by the lock drive driving plate between the closing pawl
Energy storage axle rotation, by the floodgate semiaxis, first driver plate and second driver plate, combined floodgate roller, divide transmission shaft
The linkage of lock roller is closed a floodgate and is divided to realize so that first driver plate, the second driver plate can move in the guide groove
Lock.
2. spring operating mechanism according to claim 1, which is characterized in that the transmission mechanism further includes and the transmission
The axle sleeve that axis is equipped with.
3. spring operating mechanism according to claim 1, which is characterized in that the stored energy mechanism further includes and the tooth
The spring that wheel, driving plate, closing pawl are equipped with, it is described by closing pawl described in the spring and the Hasp lock with gear
Closing pawl is pressed onto the floodgate semiaxis rotating opening to unlock.
4. spring operating mechanism according to any one of claims 1 to 3, which is characterized in that the brake separating mechanism further includes
For the shaft of the separating brake buckle to be arranged, the separating brake insert is placed in the middle part of the separating brake buckle, and the torsional spring is set to described
In shaft, the one end of torsional spring is inserted in the front or rear panel, and the other end is inserted into the separating brake buckle and the separating brake insert,
Groove is equipped in the separating brake buckle and separating brake insert, the groove is for catching on the torsional spring to control the separating brake insert
Position.
5. spring operating mechanism according to claim 4, which is characterized in that the separating brake buckle utilizes the separating brake roller
As locating part, to control the position of the separating brake buckle.
6. spring operating mechanism according to claim 4, which is characterized in that the separating brake buckle is plate class bending part.
7. spring operating mechanism according to claim 6, which is characterized in that the separating brake buckle be direct pressing and bending at
The plate class bending part of type.
8. spring operating mechanism according to claim 4, which is characterized in that described to exempt to adjust connector to include connector, in one pair
Fixing sleeve and fixed sleeves, the connector are placed in the pair of interior fixing sleeve, and the fixed sleeves are set to the pair of interior solid
Fixed set is external, for fixing the pair of interior fixing sleeve.
9. spring operating mechanism according to claim 8, which is characterized in that the connector is that 360 can rotate to obtain connector.
10. spring operating mechanism according to claim 8, which is characterized in that the connector is connected with vacuum bubbles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810260364.1A CN110310845B (en) | 2018-03-27 | 2018-03-27 | Spring operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810260364.1A CN110310845B (en) | 2018-03-27 | 2018-03-27 | Spring operating mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110310845A true CN110310845A (en) | 2019-10-08 |
| CN110310845B CN110310845B (en) | 2021-08-27 |
Family
ID=68073721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810260364.1A Active CN110310845B (en) | 2018-03-27 | 2018-03-27 | Spring operating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110310845B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1515090A (en) * | 1975-07-24 | 1978-06-21 | Hazemeijer Bv | Electrical switch |
| CN103077838A (en) * | 2012-12-31 | 2013-05-01 | 北京双杰电气股份有限公司 | Spring operating and driving integrated mechanism |
| CN203070955U (en) * | 2012-12-27 | 2013-07-17 | 北京双杰电气股份有限公司 | Spring operating mechanism |
| CN104701039A (en) * | 2015-02-06 | 2015-06-10 | 温州兴机电器有限公司 | Spring operating mechanism |
| CN206179767U (en) * | 2016-06-15 | 2017-05-17 | 厦门华电开关有限公司 | Vacuum load switch and spring -operated mechanism |
-
2018
- 2018-03-27 CN CN201810260364.1A patent/CN110310845B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1515090A (en) * | 1975-07-24 | 1978-06-21 | Hazemeijer Bv | Electrical switch |
| CN203070955U (en) * | 2012-12-27 | 2013-07-17 | 北京双杰电气股份有限公司 | Spring operating mechanism |
| CN103077838A (en) * | 2012-12-31 | 2013-05-01 | 北京双杰电气股份有限公司 | Spring operating and driving integrated mechanism |
| CN104701039A (en) * | 2015-02-06 | 2015-06-10 | 温州兴机电器有限公司 | Spring operating mechanism |
| CN206179767U (en) * | 2016-06-15 | 2017-05-17 | 厦门华电开关有限公司 | Vacuum load switch and spring -operated mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110310845B (en) | 2021-08-27 |
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Address after: 325000 58 Jixian Road, Louqiao Industrial Park, Ouhai District, Wenzhou City, Zhejiang Province Patentee after: Xingji Electric Appliance Group Co.,Ltd. Country or region after: China Address before: No. 58, Jixian Road, Louqiao Industrial Park, Ouhai District, Wenzhou, Zhejiang 325006 Patentee before: XINGJI ELECTRIC APPLIANCE Co.,Ltd. Country or region before: China |
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