CN204242921U - High-voltage breaker operation mechanism and anti-bouncing device thereof - Google Patents
High-voltage breaker operation mechanism and anti-bouncing device thereof Download PDFInfo
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- CN204242921U CN204242921U CN201420602727.2U CN201420602727U CN204242921U CN 204242921 U CN204242921 U CN 204242921U CN 201420602727 U CN201420602727 U CN 201420602727U CN 204242921 U CN204242921 U CN 204242921U
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- connecting lever
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- bouncing device
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Abstract
The utility model discloses a kind of high-voltage breaker operation mechanism and anti-bouncing device thereof, anti-bouncing device comprises trip assembley therefor, anti-jump assembly and electromagnet, anti-jump assembly comprises fixed block, impact block, bearing pin and the first back-moving spring for making impact block reset, the bottom of impact block is pushing part, trip assembley therefor comprises dropout connecting lever and the second back-moving spring for making dropout connecting lever reset, the iron core of electromagnet is fixedly connected on fixed block, and impact block is rotatably connected on fixed block by bearing pin; Pushing part promotes dropout connecting lever and rotates, and after pushing part slips over dropout connecting lever upper end, dropout connecting lever resets by the second back-moving spring, and the upper end of impact block and dropout connecting lever keeps certain distance; During the 3rd back-moving spring action of electromagnet, when dropout connecting lever upper end is encountered in pushing part, impact block rotates to stride across dropout connecting lever, and impact block resets under the first action of reset spring.The utility model structure is simple, low cost of manufacture and reliability is high.
Description
Technical field
The utility model relates to high-voltage appliance switch technical field, especially has a kind of anti-bouncing device for high-voltage breaker operation mechanism and has the high-voltage breaker operation mechanism of this anti-bouncing device.
Background technology
At present, the normally operating sequence of primary cut-out is: energy storage-combined floodgate-(energy storage)-separating brake-combined floodgate-(energy storage) ...Close a floodgate after realizing primary cut-out energy separating brake, high-voltage breaker operation mechanism all must have motor energy pre-storage function at once, and namely after breaker closing, operating mechanism carries out energy storage at once.Now, if primary cut-out switch knob never resets, operating mechanism again will close a floodgate after energy storage, namely repeat to close a floodgate, this combined floodgate goes because stored energy is not applied in primary cut-out arc quenching system, and only acts on operating mechanism inside, to impact and the damage especially severe of operating mechanism, therefore, this sky closes a floodgate is unallowed.
For prevent primary cut-out occur energy storage-release can empty conjunctions-energy storage-release can empty conjunctions-energy storage-release can sky conjunction ... such jump, the primary cut-out of prior art, mainly adopts electric trip-preventing.
During electric trip-preventing, do not disconnect when closing circuit breaks down, when causing switch knob not reset, control to cut off closing circuit, make closing coil dead electricity by secondary circuit, switch knob resets and prevents jump.
But this single electric trip-preventing mechanism of prior art, when can not prevent manual operation switch knob, the jump that button is caused by clamping stagnation, so require that operating mechanism has mechanical anti-bouncing function.
As publication number be CN2297793Y, patent name be " the air operating mechanism of circuit breaker " Chinese utility model patent propose anti-bouncing device, it is made up of release lever, release, roller, maintenance pallet, pin A, anti-jump pin, release lever and bar pin unshakable in one's determination link together, release is connected with the spring be fixed on support, roller is fixed on and keeps on pallet, pin A and action bars link together, and the base of anti-jump pin and spring interface touch.After breaker closing, if switching signal keeps always, release lever due to the effect of anti-jump pin be tilt all the time, thus bar unshakable in one's determination just can not clash into release, and therefore circuit breaker can not repeat closing operation to realize anti-bouncing function.
Above-mentioned anti-bouncing device relies on anti-jump pin to block release lever and makes it tilt to realize anti-jump, because back-moving spring is equipped with in release lever side, have counter spring force during inclination, once release lever lower end is not blocked by anti-jump pin, then anti-bouncing function lost efficacy.So the anti-bouncing device reliability that this utility model patent proposes is not high, and structure is more complicated, and cost is higher.
Utility model content
For problems of the prior art, the purpose of this utility model is to provide a kind of circuit breaker that prevents to repeat the anti-bouncing device closed a floodgate, to improve reliability, simplified structure reducing costs.
Another object of the present utility model is to provide a kind of primary cut-out with the utility model anti-bouncing device.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of anti-bouncing device, described anti-bouncing device comprises trip assembley therefor, anti-jump assembly and electromagnet, this anti-jump assembly comprises fixed block, impact block, bearing pin and the first back-moving spring for making described impact block reset, the bottom of described impact block is pushing part, described trip assembley therefor comprises dropout connecting lever and the second back-moving spring for making described dropout connecting lever reset, the iron core of described electromagnet is fixedly connected on described fixed block, and described impact block is rotatably connected on described fixed block by described bearing pin;
When described pushing part promotes the rotation of described dropout connecting lever, after described pushing part slips over described dropout connecting lever upper end, described dropout connecting lever resets by described second back-moving spring, and the upper end of described impact block and described dropout connecting lever keeps certain distance;
During described first back-moving spring action, when dropout connecting lever upper end is encountered in described pushing part, described impact block rotates with after striding across described dropout connecting lever, and described impact block resets under described first action of reset spring.
Anti-bouncing device of the present utility model, preferably, described anti-bouncing device also comprises catch mechanism and cam pack, and described dropout connecting lever is rotated with the combined floodgate connecting lever promoting described primary cut-out by described catch mechanism, described cam pack transmission.
Anti-bouncing device of the present utility model, preferably, the upper end of described dropout connecting lever is vertically arranged, described impact block moves horizontally, when described impact block resets, the contact-making surface of described pushing part and described dropout connecting lever is reset contact-making surface, and the inner face of described impact block and the angle of described reset contact-making surface are θ, and meets 90 ° of < θ <180 °.
Anti-bouncing device of the present utility model, preferably, 120 ° of < θ <150 °.
Anti-bouncing device of the present utility model, preferably, described impact block also comprises the first axis hole, web and a pair first side plates, wherein, described first axis hole is opened on described first side plate, for wearing described bearing pin, described first side plate is vertical with web, and described pushing part is arranged on the bottom of described first side plate and described web.
Anti-bouncing device of the present utility model, preferably, described fixed block comprises the second axis hole, end plate and a pair second side plates, described end plate is positioned at the inner side of described impact block, described second axis hole is opened on described second side plate, and for installing described bearing pin, described second side plate is vertical with described end plate.
Anti-bouncing device of the present utility model, preferably, the inward flange of described impact block have circular arc that radius is R and be connected and the vertical straightway a extended with described circular arc the inner, the center of circle of described circular arc is L2 to the maximum distance of described straightway a, the center of circle of described second axis hole is L1 to the distance between described end plate, then meet R≤L1 < L2.
Anti-bouncing device of the present utility model, preferably, described anti-bouncing device also comprises side plate, keeps the second rotating shaft of pallet, the 3rd rotating shaft of described cam pack is all fixed on described side plate in the first rotating shaft of described dropout connecting lever, described catch mechanism.
Anti-bouncing device of the present utility model, preferably, described maintenance pallet is roughly the shape of quadrangle, the four edges of its quadrangle is the first limit, Second Edge, the 3rd limit and the 4th limit, wherein said second rotating shaft is arranged on the point of intersection of described first limit and described Second Edge, described first rotating shaft only contacts with described first limit, and the roller of described cam pack withstands on described Second Edge or described 3rd limit.
High-voltage breaker operation mechanism of the present utility model, has anti-bouncing device of the present utility model.
The beneficial effects of the utility model are, anti-bouncing device of the present utility model and high-voltage breaker operation mechanism of the present utility model, and structure is simple, low cost of manufacture.Its impact block, fixed block, bearing pin and back-moving spring are arranged on electromagnet core.When primary cut-out closes a floodgate, impact block promotes dropout connecting lever and rotates realization combined floodgate, and after impact block bottom slips over dropout connecting lever upper end, dropout connecting lever resets by connecting lever back-moving spring; After combined floodgate completes, if switching signal keeps always, then impact block will be in the dropout connecting lever left side always, cannot promote dropout connecting lever again and rotate, therefore, it is possible to prevent from repeating to close a floodgate; Have no progeny in switching signal, the iron core of electromagnet resets to the right under action of reset spring, when dropout connecting lever upper end is encountered in the pushing part of impact block, impact block turns clockwise to stride across dropout connecting lever, after striding across dropout connecting lever, impact block resets under action of reset spring, and therefore, anti-bouncing device reliability of the present utility model is high, effectively can prevent circuit breaker from repeating to close a floodgate, improve the reliability and security of circuit breaker.
Accompanying drawing explanation
Fig. 1 is the switch feed motion schematic diagram of the anti-bouncing device of the utility model embodiment.
Fig. 2 is the state that the switch of the anti-bouncing device of the utility model embodiment closes a floodgate when starting.
Fig. 3 is the state of the switch of the anti-bouncing device of the utility model embodiment when having closed a floodgate.
Fig. 4 is that the switch of the anti-bouncing device of the utility model embodiment has closed a floodgate the state of rear motor energy storage.
State when Fig. 5 is the electromagnet core reset of the anti-bouncing device of the utility model embodiment.
Fig. 6 is the state that the electromagnet core of the anti-bouncing device of the utility model embodiment has resetted.
Fig. 7 A is the assembling detail schematic perspective view of the anti-bouncing device of the utility model embodiment.
Fig. 7 B is the assembling detail schematic front view of the anti-bouncing device of the utility model embodiment.
Fig. 7 C is the assembling detail schematic top plan view of the anti-bouncing device of the utility model embodiment.
Fig. 8 A is the three-dimensional structure diagram of the impact block of the anti-bouncing device of the utility model embodiment.
Fig. 8 B is the right TV structure figure of the impact block of the anti-bouncing device of the utility model embodiment.
Fig. 8 C is the main TV structure figure of the impact block of the anti-bouncing device of the utility model embodiment.
Fig. 8 D is the plan structure figure of the impact block of the anti-bouncing device of the utility model embodiment.
Fig. 9 A is the three-dimensional structure diagram of the fixed block of the anti-bouncing device of the utility model embodiment.
Fig. 9 B is the main TV structure figure of the fixed block of the anti-bouncing device of the utility model embodiment.
Fig. 9 C is the left TV structure figure of the fixed block of the anti-bouncing device of the utility model embodiment.
Fig. 9 D is the plan structure figure of the fixed block of the anti-bouncing device of the utility model embodiment.
Embodiment
The exemplary embodiments embodying the utility model feature & benefits will describe in detail in the following description.Be understood that the utility model can have various changes in different embodiments, it neither departs from scope of the present utility model, and explanation wherein and accompanying drawing are the use when explain in itself, and is not used to limit the utility model.
The anti-bouncing device of the utility model embodiment, for the high-voltage breaker operation mechanism of the utility model embodiment.The high-voltage breaker operation mechanism of the utility model embodiment, has the anti-bouncing device of the utility model embodiment.
The anti-bouncing device for high-voltage breaker operation mechanism of the utility model embodiment, the simple cost of structure is low, and can effectively prevent circuit breaker from repeating to close a floodgate, and reliability is high.
The anti-bouncing device of the utility model embodiment, as shown in Figure 1, comprises side plate 100, connecting lever assembly 10, anti-jump assembly 20, electromagnet 30, catch mechanism 40 and cam pack 50.
Side plate 100 wherein can be the parts of the anti-bouncing device independently only belonging to the utility model embodiment, also can be the shell or backboard etc. of the miscellaneous part outside the utility model embodiment anti-bouncing device in primary cut-out.
Wherein, as shown in figs 1 to 6, connecting lever assembly 10 comprises dropout connecting lever 11, connecting lever back-moving spring 12 and the first rotating shaft 13, first rotating shaft 13 is installed in rotation on side plate 100, dropout connecting lever 11 is fixedly connected with (as key is connected) with the first rotating shaft 13, and the upper end of dropout connecting lever 11 is vertically arranged.
As shown in Figure 1, the back-moving spring 31 that electromagnet 30 comprises iron core 32 and is wrapped on described iron core 32, when the primary cut-out of the utility model embodiment obtains switching signal, the iron core 32 of electromagnet 30 is in the horizontal direction to left movement; Have no progeny in the switching signal of the primary cut-out of the utility model embodiment, iron core 32 level can move right under the effect of back-moving spring 31.
As shown in Fig. 7 A-Fig. 7 C, anti-jump assembly 20 comprises fixed block 21, impact block 22, bearing pin 23, back-moving spring 24 and connecting rod 25.Wherein, be fixedly connected on the iron core 32 of electromagnet 30 inside fixed block 21 by connecting rod 25, be connected by screw thread between connecting rod 25 with iron core 32.Impact block 22 is rotatably connected on fixed block 21 by bearing pin 23, and back-moving spring 24 is for making impact block 22 by being reset to the position shown in Fig. 1-Fig. 4.Wherein, preferably, back-moving spring 24 is torsion spring, and back-moving spring 24 is arranged on bearing pin 23.In this specification, for anti-jump assembly 20, with its near the side of electromagnet 30 for inner side, otherwise be outside.In addition, the horizontal movement of iron core 32 drives impact block 22 also to move in the horizontal direction.
As D shown in FIGS. 8 A-8, impact block 22 comprises axis hole 220, pushing part 222, web 223 and pair of side plates 221, wherein, axis hole 220 is opened on side plate 221, for wearing bearing pin 23, and side plate 221 is vertical with web 223, pushing part 222 is arranged on the bottom of side plate 221 and web 223, in order to promote dropout connecting lever 11.The shape of side plate 221 as shown in Figure 8 C, the inward flange of impact block 22 has circular arc, straightway a and straightway b that radius is R, and wherein, straightway a is connected and vertically extends with described circular arc the inner, if the maximum distance of center of circle O1 to straightway a is L2.
As shown in Figure 8 C, angle between straightway a and b on impact block 22 is θ, and have 90 ° of < θ <180 °, make impact block 22 motion when resetting more smooth and easy like this, the preferred angle scope of θ is 120 ° of < θ <150 °.
Position residing for its cathetus a is the position of the inner face of impact block 22, and inner face vertically arranges.And the position residing for straight line b, be impact block 22 when resetting, pushing part 222 and the position of the contact-making surface of dropout connecting lever 11, can claim this contact-making surface to be reset contact-making surface.Upper end due to dropout connecting lever 11 is also vertically arrange, and the angle theta between straightway a and b, also equals the angle between reset contact-making surface and above-mentioned inner face.
As shown in figures 9 a-9d, fixed block 21 comprises axis hole 213, end plate 210 and pair of side plates 211, end plate 210 is positioned at the inner side of fixed block 21, axis hole 213 is opened on side plate 211, for installing bearing pin 23, and side plate 211 is vertical with end plate 210, the shape of side plate 211 as shown in Figure 9 B, the center of circle O2 of axis hole 213 is set to L1 to the distance between end plate (or claiming sidewall) 210, then there is R≤L1 < L2, such size design can ensure to assemble rear impact block 22 smooth rotation, can carry out spacing to impact block 22 counterclockwise rotation again.
The anti-bouncing device of the present embodiment, dropout connecting lever 11 is rotated with the combined floodgate connecting lever 61 promoting the high-voltage breaker operation mechanism of the utility model embodiment by catch mechanism 40, cam pack 40 transmission.
As shown in figs 1 to 6, catch mechanism 40 comprises and keeps pallet 41, pallet back-moving spring 42 and the second rotating shaft 43, and cam pack 50 comprises cam 51, roller 52, the 3rd rotating shaft 53 and pin 54, second rotating shaft 43 and the 3rd rotating shaft 53 are installed in rotation on side plate 100, keep pallet 41 to be connected in the second rotating shaft 43.Maintenance pallet 41 can be roughly the shape of quadrangle, as shown in Figure 3, the four edges of its quadrangle comprises the first limit 411, Second Edge 412, the 3rd limit 413 and the 4th limit 414, wherein the second rotating shaft 43 is arranged on the point of intersection of the first limit 411 and Second Edge 412, first rotating shaft 13 only contacts with the first limit 411, roller 52 may withstand on Second Edge 412, also may withstand on the 3rd limit 413.Wherein, cam 51 is fixedly connected with the 3rd rotating shaft 53, such as, connected by key.
Introduce the operation principle of the anti-bouncing device of the utility model embodiment below.
After the switching-in spring (not shown) energy storage of the primary cut-out of the utility model embodiment, 3rd rotating shaft 53 has anticlockwise torque as shown in Figure 1, the center of circle of roller 52 is rotatably connected on cam 51 by pin 54, the wheel rim of roller 52 withstands on and keeps on pallet 41, withstand on the 3rd limit 413 keeping pallet 41 specifically, at this moment, keep the edge card on the first limit 411 of pallet 41 in the first rotating shaft 13, first rotating shaft 13 is semiaxis with the part keeping pallet 41 to contact, a part for semiaxis and axle is processed to machine away, carry out spacing to maintenance pallet 41, closing moment is maintained.
Again as described in Figure 2, when the primary cut-out of the utility model embodiment obtains switching signal, the iron core 32 of electromagnet 30 is to left movement, the bottom of impact block 22 is also pushing part 222, promotes dropout connecting lever 11 and rotates, thus drive the first rotating shaft 13 to rotate, when the first rotating shaft 13 turns an angle, half shaft portion just can not carry out spacing to keeping the first limit 411 of pallet 41, also namely keeps the edge on arbitrary limit of pallet 41 not all to be stuck in the first rotating shaft 13.Now, keep pallet 41 to be rotated counterclockwise under the promotion of roller 52 around the second rotating shaft 43, roller 52 slips over and keeps pallet 41, and also namely roller 52 slides to Second Edge 412 from the 3rd limit 413, until depart from Second Edge 412.Meanwhile, cam 51 is rotated counterclockwise around the 3rd rotating shaft 53 under closing moment effect, promotes combined floodgate connecting lever 61 and rotates, and realizes switch and closes a floodgate.
In above process, when the first rotating shaft 13 no longer to maintenance pallet 41 carry out spacing after, promotion dropout connecting lever 11 is rotated further by impact block 22, when dropout connecting lever 11 turns to enough angles, impact block 22 bottom will slip over dropout connecting lever 11 upper end, no longer promote dropout connecting lever 11 to rotate, connecting lever back-moving spring 12 is contained in the first rotating shaft 13, now dropout connecting lever 11 resets along clockwise direction by under the effect of connecting lever back-moving spring 12, pallet back-moving spring 42 is contained in the second rotating shaft 43, maintenance pallet 41 is resetted along clockwise direction, switch "on" position as shown in Figure 3.
As shown in Figure 4, after switch closes a floodgate and terminates, the motor of the high-voltage breaker operation mechanism of the utility model embodiment will begin in a minute energy storage.If now switching signal keeps always, then iron core 32 will be in position shown in Fig. 4 always, and impact block 22 will remain on the left side of dropout connecting lever 11 always, and the pushing part 222 of impact block 22 cannot promote dropout connecting lever 11 again and rotate, so can prevent switch from repeating to close a floodgate.
Again as shown in Figure 5, when having no progeny in switching signal, iron core 32 moves right under the effect of back-moving spring 31, the pushing part 222 of impact block 22 bottom, when encountering dropout connecting lever 11 upper end, impact block 22 rotates clockwise around bearing pin 23, to stride across dropout connecting lever 11, the back-moving spring 24 be simultaneously contained on bearing pin 23 is compressed, after impact block 22 strides across dropout connecting lever 11 completely, back-moving spring 24 makes impact block 22 rotate counterclockwise reset around bearing pin 23, and the state after reset as shown in Figure 6.
Mention before, angle between straight line a and b on impact block 22 is θ, and have 90 ° of < θ <180 °, and the upper end of connecting lever 11 of threading off is vertical state in this case, therefore, the contact-making surface contacted with dropout connecting lever 11 being equivalent to pushing part 222 is an inclined-plane, therefore makes impact block 22 motion when resetting more smooth and easy like this.
Anti-bouncing device of the present utility model and high-voltage breaker operation mechanism of the present utility model, structure is simple, low cost of manufacture.Its impact block 22, fixed block 21, bearing pin 23 and back-moving spring 24 are arranged on the iron core 32 of electromagnet 30.During breaker closing, impact block 22 promotes dropout connecting lever 11 and rotates realization combined floodgate, and after impact block 22 bottom slips over dropout connecting lever 11 upper end, dropout connecting lever 11 resets by connecting lever back-moving spring 12; After combined floodgate completes, if switching signal keeps always, then impact block 22 will be in a distance, dropout connecting lever 11 left side always, cannot promote dropout connecting lever 11 again and rotate, therefore, it is possible to prevent from repeating to close a floodgate; Have no progeny in switching signal, the iron core 32 of electromagnet 30 resets to the right under back-moving spring 31 acts on, when dropout connecting lever 11 upper end is encountered in the pushing part 222 of impact block 22, impact block 22 turns clockwise to stride across dropout connecting lever 11, after striding across dropout connecting lever 11, impact block 22 resets under back-moving spring 24 acts on, therefore, the anti-bouncing device reliability of the utility model embodiment is high, can effectively prevent circuit breaker from repeating to close a floodgate.
The change that those skilled in the art do when should recognize the scope and spirit of the present utility model disclosed in the claim do not departed from appended by the utility model and retouching, within the protection range all belonging to claim of the present utility model.
Claims (10)
1. an anti-bouncing device, it is characterized in that, described anti-bouncing device comprises trip assembley therefor, anti-jump assembly and electromagnet, described anti-jump assembly comprises fixed block, impact block, bearing pin and the first back-moving spring for making described impact block reset, the bottom of described impact block is pushing part, described trip assembley therefor comprises dropout connecting lever and the second back-moving spring for making described dropout connecting lever reset, the iron core of described electromagnet is fixedly connected on described fixed block, and described impact block is rotatably connected on described fixed block by described bearing pin;
When described pushing part promotes the rotation of described dropout connecting lever, after described pushing part slips over described dropout connecting lever upper end, described dropout connecting lever resets by described second back-moving spring, and the upper end of described impact block and described dropout connecting lever keeps certain distance;
During the 3rd back-moving spring action of described electromagnet, when dropout connecting lever upper end is encountered in described pushing part, described impact block rotates with after striding across described dropout connecting lever, and described impact block resets under described first action of reset spring.
2. anti-bouncing device as claimed in claim 1, it is characterized in that, described anti-bouncing device also comprises catch mechanism and cam pack, and described dropout connecting lever is rotated with the combined floodgate connecting lever promoting described high-voltage breaker operation mechanism by described catch mechanism, described cam pack transmission.
3. anti-bouncing device as claimed in claim 1, it is characterized in that, the upper end of described dropout connecting lever is vertically arranged, described impact block moves horizontally, when described impact block resets, the contact-making surface of described pushing part and described dropout connecting lever is reset contact-making surface, and the inner face of described impact block and the angle of described reset contact-making surface are θ, and meets 90 ° of < θ <180 °.
4. anti-bouncing device as claimed in claim 3, is characterized in that, 120 ° of < θ <150 °.
5. anti-bouncing device as claimed in claim 2, it is characterized in that, described impact block also comprises the first axis hole, web and a pair first side plates, wherein, described first axis hole is opened on described first side plate, for wearing described bearing pin, described first side plate is vertical with web, and described pushing part is arranged on the bottom of described first side plate and described web.
6. anti-bouncing device as claimed in claim 5, it is characterized in that, described fixed block comprises the second axis hole, end plate and a pair second side plates, described end plate is positioned at the inner side of described fixed block, described second axis hole is opened on described second side plate, for installing described bearing pin, described second side plate is vertical with described end plate.
7. anti-bouncing device as claimed in claim 6, it is characterized in that, the inward flange of described impact block have circular arc that radius is R and be connected and the vertical straightway a extended with described circular arc the inner, the center of circle of described circular arc is L2 to the maximum distance of described straightway a, the center of circle of described second axis hole is L1 to the distance between described end plate, then meet R≤L1 < L2.
8. anti-bouncing device as claimed in claim 2, it is characterized in that, described anti-bouncing device also comprises side plate, keeps the second rotating shaft of pallet, the 3rd rotating shaft of described cam pack is all fixed on described side plate in the first rotating shaft of described dropout connecting lever, described catch mechanism.
9. anti-bouncing device as claimed in claim 8, it is characterized in that, described maintenance pallet is roughly the shape of quadrangle, the four edges of its quadrangle is the first limit, Second Edge, the 3rd limit and the 4th limit, wherein said second rotating shaft is arranged on the point of intersection of described first limit and described Second Edge, described first rotating shaft only contacts with described first limit, and the roller of described cam pack withstands on described Second Edge or described 3rd limit.
10. a high-voltage breaker operation mechanism, is characterized in that, described high-voltage breaker operation mechanism has the arbitrary described anti-bouncing device of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420602727.2U CN204242921U (en) | 2014-10-17 | 2014-10-17 | High-voltage breaker operation mechanism and anti-bouncing device thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420602727.2U CN204242921U (en) | 2014-10-17 | 2014-10-17 | High-voltage breaker operation mechanism and anti-bouncing device thereof |
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| CN204242921U true CN204242921U (en) | 2015-04-01 |
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| CN201420602727.2U Withdrawn - After Issue CN204242921U (en) | 2014-10-17 | 2014-10-17 | High-voltage breaker operation mechanism and anti-bouncing device thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105186310A (en) * | 2015-10-23 | 2015-12-23 | 北海银河开关设备有限公司 | Mechanical interlocking device of outdoor compact intelligent transformer substation high-voltage switch cabinet |
| CN105207105A (en) * | 2015-10-23 | 2015-12-30 | 北海银河开关设备有限公司 | High-voltage switch air box for outdoor compact intelligent transformer station |
| CN105428140A (en) * | 2015-12-28 | 2016-03-23 | 甘肃长城电工电器工程研究院有限公司 | Spring mechanism mechanical anti-jumping apparatus for circuit breaker |
| CN105575718A (en) * | 2014-10-17 | 2016-05-11 | 厦门华电开关有限公司 | High-voltage circuit breaker operating mechanism and anti-tripping device thereof |
| CN106229234A (en) * | 2016-09-14 | 2016-12-14 | 河南平高电气股份有限公司 | There is the chopper of anti-bouncing function and operating mechanism thereof and tripping mechanism |
-
2014
- 2014-10-17 CN CN201420602727.2U patent/CN204242921U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105575718A (en) * | 2014-10-17 | 2016-05-11 | 厦门华电开关有限公司 | High-voltage circuit breaker operating mechanism and anti-tripping device thereof |
| CN105575718B (en) * | 2014-10-17 | 2017-12-19 | 厦门华电开关有限公司 | High-voltage breaker operation mechanism and its anti-bouncing device |
| CN105186310A (en) * | 2015-10-23 | 2015-12-23 | 北海银河开关设备有限公司 | Mechanical interlocking device of outdoor compact intelligent transformer substation high-voltage switch cabinet |
| CN105207105A (en) * | 2015-10-23 | 2015-12-30 | 北海银河开关设备有限公司 | High-voltage switch air box for outdoor compact intelligent transformer station |
| CN105428140A (en) * | 2015-12-28 | 2016-03-23 | 甘肃长城电工电器工程研究院有限公司 | Spring mechanism mechanical anti-jumping apparatus for circuit breaker |
| CN106229234A (en) * | 2016-09-14 | 2016-12-14 | 河南平高电气股份有限公司 | There is the chopper of anti-bouncing function and operating mechanism thereof and tripping mechanism |
| CN106229234B (en) * | 2016-09-14 | 2018-03-23 | 河南平高电气股份有限公司 | Breaker and its operating mechanism and tripping mechanism with anti-bouncing function |
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Granted publication date: 20150401 Effective date of abandoning: 20171219 |