CN204118007U - A kind of anti-misconnection device of breaker spring operating mechanism - Google Patents
A kind of anti-misconnection device of breaker spring operating mechanism Download PDFInfo
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- CN204118007U CN204118007U CN201420594091.1U CN201420594091U CN204118007U CN 204118007 U CN204118007 U CN 204118007U CN 201420594091 U CN201420594091 U CN 201420594091U CN 204118007 U CN204118007 U CN 204118007U
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- connecting lever
- combined floodgate
- trigger
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- spring
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Abstract
The utility model discloses a kind of anti-misconnection device of breaker spring operating mechanism, described anti-misconnection device is between output toggle arm and combined floodgate trigger, comprise linkage and locking connecting lever, described linkage comprises the active connecting lever be arranged on by output shaft on output toggle arm, this active connecting lever is connected with the driven connecting lever be arranged on mechanism rack by connecting plate, driven connecting lever is connected with locking connecting lever by torsion spring, after closing operation completes, described locking connecting lever is positioned at bottom combined floodgate trigger.Now, even if making electromagnet action again, combined floodgate trigger can not trigger and open.This device can prevent combined floodgate system misoperation from causing larger infringement to mechanism.
Description
Technical field
The utility model relates to a kind of breaker spring operating mechanism, particularly a kind of anti-misconnection device of breaker spring operating mechanism.
Background technology
There is a problem in the spring operating mechanism that circuit breaker uses, after mechanism completes closing operation, close (namely mechanism's switching-in spring in not bringing onto load situation discharges voluntarily) because closing coil misoperation may cause mechanism's sky, this operation is understood cause larger infringement to mechanism.In order to anti-locking mechanism closes by mistake, improve mechanism and breaker safe reliability of operation, necessary increase anti-misconnection device.
For above technical problem, be necessary to provide a kind of anti-misconnection device that can solve the breaker spring operating mechanism of above technical problem in fact.
Utility model content
The purpose of this utility model is to provide the anti-misconnection device of the reliable breaker spring operating mechanism of a kind of structure, and after closing operation completes, even if making electromagnet is energized again, combined floodgate trigger can not trigger and open.This device can prevent combined floodgate system misoperation from causing larger infringement to mechanism.
For reaching above object, the utility model takes following technical scheme to be achieved:
An anti-misconnection device for breaker spring operating mechanism, this anti-misconnection device, between output toggle arm and combined floodgate trigger, comprises linkage and locking connecting lever; Described linkage comprises the active connecting lever be arranged on by output shaft on output toggle arm, the other end of this active connecting lever is connected with the driven connecting lever be arranged on mechanism rack by connecting plate, driven connecting lever is connected with locking connecting lever by torsion spring, after closing operation completes, described locking connecting lever is positioned at bottom combined floodgate trigger.
Described active connecting lever and connecting plate are arranged on output toggle arm by a bearing pin.
Described driven connecting lever, torsion spring and locking connecting lever are installed on the axle that is fixed on mechanism rack successively, and driven connecting lever is connected with locking connecting lever by torsion spring.
Described one end is limited on the elastic cylindrical pin that is arranged on driven connecting lever, and the other end is limited on locking connecting lever; When driven connecting lever rotates, locking connecting lever is driven to rotate by torsion spring.
The tie point of described driven connecting lever and connecting plate, driven connecting lever limit the point at the elastic cylindrical pin place of torsion spring, and the point that driven connecting lever is arranged on mechanism rack by axle forms triangle.
Compared with prior art, the utility model has the advantages that: the utility model arranges anti-misconnection device between output toggle arm and combined floodgate trigger, comprise linkage and locking connecting lever, described linkage comprises the active connecting lever be arranged on by output shaft on output toggle arm, this active connecting lever is connected with the driven connecting lever be arranged on mechanism rack by connecting plate, driven connecting lever is connected with locking connecting lever by torsion spring, and after closing operation completes, described locking connecting lever is positioned at bottom combined floodgate trigger.Now, even if making electromagnet action again, combined floodgate trigger can not trigger and open.This device can prevent combined floodgate system misoperation from causing larger infringement to mechanism.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and example, the utility model is described in further detail.
Fig. 1 is circuit breaker when being in closing position (switching-in spring is energy storage), closes a floodgate keep the mechanism status figure of Sub-gate release device with the utility model.
Fig. 2 is circuit breaker when being in open position (switching-in spring is energy storage), closes a floodgate keep the mechanism status figure of Sub-gate release device with the utility model.
Fig. 3 is the structural representation of the utility model anti-misconnection device, and wherein, circuit breaker is in closing position.
Fig. 4 is the structural representation of the utility model anti-misconnection device, and wherein, circuit breaker is in open position.
In figure: 1, output toggle arm; 2, ratchet; 3, output shaft; 4, active connecting lever; 5, back-moving spring; 6, guide; 7, bindiny mechanism; 8, movable connecting lever; 9, pin; 10, close a floodgate maintenance lock pin; 11, the first spacer pin; 12, close a floodgate maintenance pallet back-moving spring; 13, the first roller; 14, separating brake trigger; 15, tripping electromagnet; 16, separating brake trigger reset spring; 17, close a floodgate maintenance pallet; 18, locking connecting lever; 19, torsion spring; 20, mechanism rack; 21, combined floodgate trigger; 22, making electromagnet; 23, combined floodgate trigger reset spring; 24, the second roller; 25, switching-in spring energy storage keeps pallet; 26, switching-in spring keeps lock pin; 27, ratchet; 28, switching-in spring; 29, tripping spring; 30, combined floodgate pull bar; 31, separating brake pull bar; 32, cam; 33, driven connecting lever; 34, connecting plate; 35, roller; 36, the second spacer pin; 37, the 3rd spacer pin; 38; Close a floodgate and keep pallet steady pin; 39, separating brake trigger steady pin; 40, the 4th spacer pin; 41, camshaft; 42, elastic cylindrical pin; 43, axle.
Embodiment
As shown in Figure 1, 2, the utility model device comprises output toggle arm 1, movable connecting lever 8, closing a floodgate keeps pallet 17, cam driving gear and divide-shut brake trigger equipment and anti-misconnection device.
Described output toggle arm 1 to be fixed on output shaft 3 and to be irregular shape, and in the present embodiment, output toggle arm 1 is four paws fish shape, according to clockwise direction, is respectively first, second, third and fourth Angle Position; Be fixed with separating brake pull bar 31 in the position at first angle, the other end of separating brake pull bar 31 is connected with tripping spring 29; Be fixed with bindiny mechanism 7 in the position at second angle, the other end of this bindiny mechanism 7 is connected with circuit breaker; The position at the 3rd angle is installed with movable connecting lever 8 by pin 9; The position connecting the 4th angle is installed with roller 35, and this roller drives output toggle arm clockwise or be rotated counterclockwise under the effect of cam driving gear.
Described movable connecting lever 8 is arranged on output toggle arm 1 by pin 9, and in addition, be provided with guide 6 in the slotted eye of described output toggle arm 1, the periphery of this guide 6 is arranged with back-moving spring 5.One end of movable connecting lever 8 is installed with to close a floodgate and keeps lock pin 10, other parts are finger-type position, this finger-type position is by guide 6 compression reseting spring 5, now, movable connecting lever 8 rotates counterclockwise by back-moving spring 5 tension force, (in the present embodiment, the active force of described finger-type position only transduction activity connecting lever and return unit until the tail shaped portion position of movable connecting lever 8, spacing use is done in tail shaped portion position, restraint connecting lever dextrorotation gyration.Closing process section, when output toggle arm departs from combined floodgate maintenance pallet with movable connecting lever, movable connecting lever rotation is from becoming clockwise counterclockwise until afterbody is spacing at A place.) the spacing A plane at output toggle arm (A plane and the counterclockwise rotation confined planes of movable connecting lever) place.
Described separating brake trigger equipment comprises tripping electromagnet 15 and separating brake trigger 14, and this separating brake trigger 15 is fixed on mechanism rack 20 by separating brake trigger steady pin 39; Described combined floodgate trigger equipment comprises making electromagnet 22 and combined floodgate trigger 21.
As shown in Figure 1, 2, described combined floodgate keeps pallet 17 to keep pallet steady pin 38 to be arranged on mechanism rack 20 by closing a floodgate, described combined floodgate keeps the both sides of pallet 17 to arrange described separating brake trigger 14 and movable connecting lever 8 respectively, this combined floodgate keeps pallet 17 one side relative with movable connecting lever 8 to be provided with a breach caved inward, and the combined floodgate that this breach and movable connecting lever 8 are arranged keeps lock pin 10 to form first order snap close.Described combined floodgate keeps pallet 17 one side relative with separating brake trigger 14 to be installed with the first roller 13, and this first roller 13 forms second level snap close with separating brake trigger 14.
In addition, keep the rotating range of pallet 17 to limit to close a floodgate, what described combined floodgate kept pallet 17 offers the first groove bottom, and in this first groove, be provided with the first spacer pin 11, this first spacer pin 11 is arranged on mechanism rack 20; In addition, 3rd spacer pin 37 is installed in the top position of this first spacer pin 11,3rd spacer pin 37 is positioned at the top of separating brake trigger 14, close a floodgate and keep pallet 17 that the position corresponding with the 3rd spacer pin 37 is provided with the second groove, when close a floodgate keep pallet 17 rotate be stuck in the second groove to the 3rd spacer pin 37 time, namely position maintains static.So, the maintenance pallet 17 that closes a floodgate wraps lock and keeps the scope of pallet steady pin 38 between the 3rd spacer pin 37 and the first spacer pin 11 to rotate, and it closes a floodgate and keeps pallet back-moving spring 12 to be in pressured state.
Initiatively connecting lever 4 is arranged on output shaft 3, and drive driven connecting lever 33 by connecting plate 34, driven connecting lever 33 is connected with locking connecting lever 18 by torsion spring 19, is arranged on mechanism rack 20 together, composition combined floodgate anti-misoperation apparatus.
Operating principle:
One, closing operation and maintenance
1) as shown in Figure 2, mechanism is in open position, and switching-in spring is energy storage.
2) close a floodgate and keep pallet 17 to keep by closing a floodgate the effect of pallet back-moving spring 12 to wrap lock keeping pallet steady pin 38 to rotate counterclockwise to the first spacer pin 11 position; Because position gets out of the way, separating brake trigger 14 acts on by separating brake trigger reset spring 16 and goes to the 4th spacer pin 40 position counterclockwise around separating brake trigger steady pin 39, and its right side and the first roller 13 be installed on combined floodgate maintenance pallet 17 enter buckle state.
3) receive reclosing command, making electromagnet 22 adhesive, clash into combined floodgate trigger 21 and be rotated counterclockwise.
4) combined floodgate trigger 21 rotates counterclockwise, and opens with the snap close of the second roller 24, and the energy storage of release switching-in spring keeps pallet 25.
5) switching-in spring energy storage keeps pallet 25 to rotate clockwise release switching-in spring and keeps lock pin 26, cam 32 rotates clockwise around camshaft 41 under switching-in spring 28 acts on, promote the roller 35 be arranged on output toggle arm 1, output toggle arm 1 is rotated counterclockwise around output shaft 3.
6) output toggle arm 1 drives circuit breaker by bindiny mechanism 7, realizes closing operation, and fracture closes.
7), in making process, output toggle arm 1 compresses tripping spring 29 for its energy storage by separating brake pull bar 31.
8), in making process, output toggle arm 1 rotates counterclockwise around output shaft 3 with movable connecting lever 8.Meanwhile, when keeping lock pin 10 to contact keeping pallet 17 perpendicular when closing a floodgate to closing a floodgate, movable connecting lever 8 is by guide 6 compression reseting spring 5 and rotate clockwise around pin 9.
9) when mechanism enters closing process section, close a floodgate and keep lock pin 10 to leave combined floodgate maintenance pallet, movable connecting lever 8, under the effect of back-moving spring 5, rotates counterclockwise rapidly around pin 9, and finally spacing at output toggle arm A plane place.
10) when mechanism resets from closing process section, tripping spring 29 promotes output toggle arm 1 by separating brake pull bar 31 and turns round clockwise, and the combined floodgate be arranged on movable connecting lever 8 keeps lock pin 10 to be kept pallet 17 to block by combined floodgate, enters buckle state.Drive circuit breaker by bindiny mechanism 7 simultaneously, realize closing operation, as shown in Figure 1.
11) when feed motion completes, combined floodgate energy storage motor loop is connected, electrical power, drive pawl axis rotates, the size ratchet 2 be arranged on pawl axis alternately promotes ratchet 27 and rotates clockwise around camshaft 41, switching-in spring energy storage is compressed, for next closing operation prepares well by combined floodgate pull bar 30.
12), after switching-in spring 28 energy storage completes, position as shown in Figure 1.At this moment, camshaft 41 bear be connected to secondary snap close that the clockwise moment of switching-in spring 28 on ratchet 27 kept pallet 25 and combined floodgate trigger 21 to form by switching-in spring energy storage stop.
Two, sub-switching operation
Bindiny mechanism 7 drives circuit breaker, realizes closing operation.
1) as shown in Figure 1, mechanism is in closing position, point, switching-in spring energy storage all.
2) receive reclosing command, tripping electromagnet 15 adhesive, clash into separating brake trigger 14 and be rotated counterclockwise around separating brake trigger steady pin 39, second level snap close is opened.
3) second level snap close is opened, and tripping spring 29 keeps lock pin 10 to promote to close a floodgate and keep pallet 17 to wrap lock keeping pallet steady pin 38 to turn clockwise by closing a floodgate, first order snap close is opened.
4) first order snap close is opened, and output toggle arm 1 turns clockwise around output shaft 3 under tripping spring 29 acts on.
5) output toggle arm 1 drives circuit breaker to realize sub-switching operation by bindiny mechanism 7, and fracture separately.
6), in separating brake process, output toggle arm 1 turns clockwise together with movable connecting lever 8.Meanwhile, due to motional inertia, movable connecting lever 8 compression reseting spring 5 also turns clockwise around pin 9, but largest motion is spacing to output toggle arm B position.After separating brake puts in place, under back-moving spring 5 acts on, movable connecting lever 8 is rotated counterclockwise around pin 9, spacingly stops to output toggle arm A position.
7) in separating brake process, when after tripping electromagnet power-off, closing a floodgate keeps pallet 17 to keep the effect of pallet back-moving spring 12 to wrap lock by closing a floodgate keeping pallet steady pin 38 to rotate counterclockwise to the first spacer pin 11 position; Because position gets out of the way, separating brake trigger 14 acts on by separating brake trigger reset spring 16 and goes to the 4th spacer pin 40 position counterclockwise around separating brake trigger steady pin 39, and its right side and the first roller 13 be installed on combined floodgate maintenance pallet 17 enter buckle state.As shown in Figure 2, close a floodgate and keep Sub-gate release device second level snap close ready, for next closing operation is ready.
Three, anti-locking mechanism combined floodgate kinematic system misoperation
1) closing operation process steps 3 is completed) ~ 10) after, close a floodgate and keep Sub-gate release device to reach self-locking settling position (Fig. 1).The active connecting lever 4 that output shaft 3 is installed drives closing locking connecting lever 18 dextrorotation be arranged on mechanism rack 20 to go to bottom combined floodgate trigger by double leval jib.Now, even if making electromagnet 22 is energized again, combined floodgate trigger can not trigger and open, i.e. the akinesia of combined floodgate kinematic system.This mechanism can prevent combined floodgate system misoperation from causing larger infringement to mechanism.
2) sub-switching operation process steps 2 is completed) ~ 6) after, the active connecting lever 4 that output shaft 3 is installed drives the closing locking connecting lever 18 be arranged on mechanism rack 20 to be rotated counterclockwise away from combined floodgate trigger by double leval jib, as shown in Figure 2, for next closing operation is ready.
The utility model closes a floodgate and keeps Sub-gate release device, pallet operate condition is kept by changing to close a floodgate, make the second level snap close in this device and separating brake trigger and the snap close kept between pallet that closes a floodgate, after sub-switching operation completes, namely enter buckle state, only need complete during closing operation and be arranged on combined floodgate maintenance lock pin and the first order snap close kept between pallet that closes a floodgate on movable connecting lever.Reducing closes a floodgate keeps the locking response time, reduces because mechanism operation impacts and the impact of vibration on locker.Can eliminate completely prior art point, closing operation vibration larger time, " namely dividing after conjunction " phenomenon that circuit breaker likely occurs.
In addition, the utility model anti-misconnection device can cause larger infringement at closing position combined floodgate system misoperation to mechanism by anti-locking mechanism, substantially increases mechanism and breaker safe reliability of operation.
Claims (5)
1. an anti-misconnection device for breaker spring operating mechanism, is characterized in that: this anti-misconnection device is positioned between output toggle arm (1) and combined floodgate trigger (21), comprises linkage and locking connecting lever (18); Described linkage comprises the active connecting lever (4) be arranged on by output shaft (3) on output toggle arm (1), the other end of this active connecting lever (4) is connected with the driven connecting lever (33) be arranged on mechanism rack (20) by connecting plate (34), driven connecting lever (33) is connected with locking connecting lever (18) by torsion spring (19), after closing operation completes, described locking connecting lever (18) is positioned at combined floodgate trigger (21) bottom.
2. anti-misconnection device according to claim 1, is characterized in that: described active connecting lever (4) and connecting plate (34) are arranged on output toggle arm by a bearing pin.
3. anti-misconnection device according to claim 1, it is characterized in that: described driven connecting lever (33), torsion spring (19) and locking connecting lever (18) are installed on the axle (43) that is fixed on mechanism rack (5) successively, and driven connecting lever (33) is connected with locking connecting lever (18) by torsion spring (19).
4. anti-misconnection device according to claim 3, it is characterized in that: described torsion spring (19) one end is limited on the elastic cylindrical pin (42) that is arranged on driven connecting lever (33), and the other end is limited on locking connecting lever (18); When driven connecting lever (33) rotates, locking connecting lever (18) is driven to rotate by torsion spring (19).
5. anti-misconnection device according to claim 4, it is characterized in that: the tie point of described driven connecting lever and connecting plate, driven connecting lever limit the point at the elastic cylindrical pin place of torsion spring, and the point that driven connecting lever is arranged on mechanism rack by axle (43) forms triangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420594091.1U CN204118007U (en) | 2014-10-14 | 2014-10-14 | A kind of anti-misconnection device of breaker spring operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420594091.1U CN204118007U (en) | 2014-10-14 | 2014-10-14 | A kind of anti-misconnection device of breaker spring operating mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN204118007U true CN204118007U (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420594091.1U Active CN204118007U (en) | 2014-10-14 | 2014-10-14 | A kind of anti-misconnection device of breaker spring operating mechanism |
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| CN (1) | CN204118007U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108573836A (en) * | 2018-06-01 | 2018-09-25 | 河南森源电气股份有限公司 | With the breaker operation mechanism for preventing from repeating combined floodgate interlocking |
| CN111223721A (en) * | 2020-01-15 | 2020-06-02 | 西安西电开关电气有限公司 | Circuit breaker and energy storage maintaining closing tripping system for spring operating mechanism thereof |
-
2014
- 2014-10-14 CN CN201420594091.1U patent/CN204118007U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108573836A (en) * | 2018-06-01 | 2018-09-25 | 河南森源电气股份有限公司 | With the breaker operation mechanism for preventing from repeating combined floodgate interlocking |
| CN108573836B (en) * | 2018-06-01 | 2024-01-19 | 河南森源电气股份有限公司 | Circuit breaker operating mechanism with prevent repeated combined floodgate interlocking |
| CN111223721A (en) * | 2020-01-15 | 2020-06-02 | 西安西电开关电气有限公司 | Circuit breaker and energy storage maintaining closing tripping system for spring operating mechanism thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230103 Address after: No.24, gazelle Valley, high tech Zone, Xi'an, Shaanxi 710077 Patentee after: XI'AN XD HIGH VOLTAGE SWITCHGEAR OPERATING MECHANISM CO.,LTD. Patentee after: CHINA XD ELECTRIC Co.,Ltd. Address before: 710075 Shaanxi city of Xi'an Province Tang Hing Road No. 7 Patentee before: CHINA XD ELECTRIC Co.,Ltd. |
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| TR01 | Transfer of patent right |