CN202003869U - Combined push-button switch device with mechanical interlock - Google Patents
Combined push-button switch device with mechanical interlock Download PDFInfo
- Publication number
- CN202003869U CN202003869U CN2010206700620U CN201020670062U CN202003869U CN 202003869 U CN202003869 U CN 202003869U CN 2010206700620 U CN2010206700620 U CN 2010206700620U CN 201020670062 U CN201020670062 U CN 201020670062U CN 202003869 U CN202003869 U CN 202003869U
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- button
- switch
- locking bar
- switching device
- jam plate
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Abstract
The utility model relates to a combined push-button switch device with a mechanical interlock. The device includes a housing which is provided with closing buttons, and opening buttons. The closing buttons include an isolating switch closing button, a breaker closing button, and an earth switch closing button. The opening buttons include an isolating switch opening button, a breaker opening button, and an earth switch opening button. Each closing button and opening button are connected with a locking bar respectively. The locking bar is provided with a power-on contact and a return spring. The return spring is arranged above the power-on contact. The locking bar is provided with a locking plate which is perpendicular to the locking bar. The locking plate is provided with locking holes, and the number of the locking holes is the same with the number of the locking bars. The housing is provided with a guiding groove which is used to control the left/right movement of the locking plate. When the combined push-button switch device of the utility model is employed to a panel of a high voltage switch cabinet, the maloperation can be effectively prevented. Besides, the device is easy to operate and is high in safety.
Description
Technical field
The utility model relates to the high voltage switchgear field, specifically, is the combination button switching device of the band mechanical interlocking in a kind of high-voltage switch gear cabinet panel.
Background technology
High-tension switch cabinet reduces human accident for preventing misoperation, improves operational reliability, requires switch cubicle to have " five anti-functions ", refers to and can prevent five types electric misoperation, and these five kinds of anti-misoperation functions are: prevent that a) mistake from dividing, mistake is closed circuit breaker.B) prevent that on-load from closing or the disjunction isolating switch.C) prevent charged behaviour's splice grafting ground switch.It requires when circuit breaker is in combined floodgate, and earthed switch must not be closed by behaviour.D) prevent to send when earthed switch from closing a floodgate.E) prevent mistakenly entering charged chamber.At present, switch cubicle only adopts the method for electrical interlock to realize for reaching above-mentioned requirements basically, but the reliability of electrical interlock is not high enough, and when the malfunctioning or circuit of auxiliary switch occurring and damage, electrical interlock will lose efficacy, in case misoperation at this moment occurs, serious accident will take place.
The present invention has designed a combination button switching device that is contained on the switch cabinet panel, by this device, make between the breaking-closing operating buttons such as circuit breaker, isolating switch, earthed switch, some content according to high-tension switch cabinet " five anti-the requirements ", certain mechanical interlocking relation has been arranged, can effectively prevent the generation of misoperation.If the combination button switching device and the electrical interlock of this band mechanical interlocking use simultaneously; Can promote the security performance of high-tension switch cabinet greatly, more effectively stop the possibility that misoperation takes place.
The utility model content
The purpose of this utility model is to provide a kind of combination button switching device with mechanical interlocking, can realize that certain mechanical interlocking relation is arranged between the breaking-closing operating button of circuit breaker, isolating switch, earthed switch, can reach " the five anti-functions " of high-tension switch cabinet, can effectively prevent the generation of misoperation.
The utility model is achieved through the following technical solutions:
The combination button switching device of band mechanical interlocking, comprise shell, be provided with switch knob in the shell, opening button, described switch knob comprises the isolating switch switch knob, the breaker closing button, the earthed switch switch knob, described opening button comprises the isolating switch opening button, the breaker open operation button, the earthed switch opening button, described switch knob is connected a locking bar respectively with opening button, described locking bar is provided with the energising contact, back-moving spring, back-moving spring is installed in above the energising contact, it is characterized in that, installation one and the perpendicular jam plate of locking bar above the described locking bar, this jam plate is provided with the lockhole that equates with described locking bar number, the upper surface of described locking bar is inclined-plane or horizontal plane near described jam plate, and described shell is provided with one and is used to control the gathering sill that described jam plate is done move left and right.
The upper extreme point of described locking bar and the lower surface of described jam plate are tangent.
The upper surface of the locking bar that described earthed switch switch knob is connected is the right mutually inclined-plane of a direction.
The upper surface of the locking bar that described earthed switch opening button is connected is the inclined-plane that a direction fails to agree.
The upper surface of the locking bar that described breaker closing button is connected is the inclined-plane that a direction fails to agree.
The upper surface of the locking bar that described breaker open operation button is connected is the right mutually inclined-plane of a direction.
The upper surface of the locking bar that described isolating switch switch knob is connected is a horizontal plane that parallels with described jam plate.
The upper surface of the locking bar that described isolating switch opening button is connected is a horizontal plane that parallels with described jam plate.
Described isolating switch switch knob, described breaker closing button and the described earthed switch switch knob shape that is in line in described shell is arranged in order; Described isolating switch opening button, described breaker open operation button and the described earthed switch opening button shape that is in line in described shell is arranged in order.
Described isolating switch switch knob and described isolating switch opening button left-right symmetric, described breaker closing button and described breaker open operation button left-right symmetric, described earthed switch switch knob and described earthed switch opening button left-right symmetric.
Operation principle of the present utility model is: because partly locking bar is provided with a direction inclined-plane to the left or to the right, when button is pressed, lockhole on inclined-plane and the jam plate can promote jam plate or move right left, can not operated position and utilize pure mechanical realization principle just can control that some button is in after jam plate moves.As after having operated the circuit breaker switch knob, can only the operating breaker opening button, and can not disconnecting switch operation and the separating brake and the switch knob of earthed switch; In like manner, after having operated the earthed switch switch knob, opening button that can only the operational grounding switch, and can not disconnecting switch operation and the separating brake or the combined floodgate of earthed switch.
Beneficial effect: the utility model can effectively prevent the generation of misoperation after having used combination button switching device of the present invention on the high-voltage switch gear cabinet panel, simple to operate, safe.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is an overall appearance structural representation of the present utility model.
Fig. 2 is the cutaway view (be the utility model isolating switch combined floodgate, separating brake structural representation) of Fig. 1 along the A-A face.
Fig. 3 is the cutaway view (be the utility model breaker closing, separating brake structural representation) of Fig. 1 along the B-B face.
Fig. 4 is the cutaway view (be the utility model earthed switch combined floodgate, separating brake structural representation) of Fig. 1 along the C-C face.
Fig. 5, Fig. 6 and Fig. 7 are respectively schematic diagram of movements of the present utility model.
Fig. 8 is the structural representation of an embodiment of the utility model.
Among the figure: 1. shell, 2. jam plate, 3. locking bar, 41. the energising contact, 42. back-moving springs, 5. isolating switch switch knob, 6. isolating switch opening button, 7. lockhole, 9. breaker closing button, 10. breaker open operation button, 13. earthed switch switch knobs, 14. earthed switch opening button, 16. gathering sill, 17.GIS convergence control cabinet, 18. combination button switching devices, 19. guidance panels.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated: present embodiment is being to implement under the prerequisite with technical solutions of the utility model; provided detailed execution mode and concrete operating process, but protection range of the present utility model is not limited to following embodiment.
Embodiment:
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, comprise the shell 1 of the utility model combination button switching device among the figure, be provided with combined floodgate, the opening button of isolating switch, circuit breaker and earthed switch in the shell 1.Isolating switch switch knob 5, breaker closing button 9 and earthed switch switch knob 13 shape that is in line in shell 1 is arranged in order; Isolating switch opening button 6, breaker open operation button 10 and earthed switch opening button 14 shape that is in line in shell 1 is arranged in order; Isolating switch switch knob 5 and isolating switch opening button 6 left-right symmetric, breaker closing button 9 and breaker open operation button 10 left-right symmetric, earthed switch switch knob 13 and earthed switch opening button 14 left-right symmetric.
As Fig. 2, Fig. 3 and shown in Figure 4, all switch knobs are connected a locking bar 3 respectively with opening button, and locking bar 3 is provided with energising contact 41, back-moving spring 42, and energising contact 41 is made up of conductive metal sheet, back-moving spring 42 be installed in the contact 41 that switches on above.When button is pressed, energising contact 41 conductings, thus send separating brake or reclosing command; Behind the end of operation, back-moving spring 42 makes button get back to initial position.
As Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 and shown in Figure 7, install above the locking bar 3 one with the perpendicular jam plate 2 of locking bar 3, jam plate 2 is one to be carved with the flat board of lockhole 7, jam plate 2 is provided with the lockhole 7 that equates with locking bar 3 numbers, i.e. lockholes 7 of each locking bar 3 correspondence.Shell 1 is provided with one and is used to control the gathering sill 16 that jam plate 2 can only be done move left and right.
As shown in Figure 2, the upper surface of the locking bar 3 that is connected with isolating switch switch knob 5 is a horizontal plane that parallels with jam plate 2; The upper surface of the locking bar 3 that is connected with isolating switch opening button 6 is a horizontal plane that parallels with jam plate 2.
As shown in Figure 3, the upper surface of the locking bar 3 that is connected with breaker closing button 9 is the inclined-plane that a direction fails to agree; The upper surface of the locking bar 3 that is connected with breaker open operation button 10 is the right mutually inclined-plane of a direction.Being designed for when button is pressed of inclined-plane, jam plate 2 under the control of gathering sill 16 left or move right.
As shown in Figure 4, the upper surface of the locking bar 3 that is connected with earthed switch switch knob 13 is the right mutually inclined-plane of a direction; The upper surface of the locking bar 3 that is connected with earthed switch opening button 14 is the inclined-plane that a direction fails to agree.Being designed for when button is pressed of inclined-plane, jam plate 2 under the control of gathering sill 16 left or move right.
As shown in Figure 5, the initial position of jam plate 2 when all being in gate-dividing state for circuit breaker, isolating switch and earthed switch, at this moment the locking bar 3 of all buttons is all aimed at corresponding lockhole 7 on the jam plate 2.Circuit breaker, isolating switch and earthed switch can be selected to close a floodgate as required.
Under Fig. 5 state, when breaker closing button 9 is pressed, make energising contact 41 closures on the one hand, send reclosing command to circuit breaker; On the other hand, the inclined-plane of the locking bar of breaker closing button 9 promotes jam plate 2 and be moved to the left (seeing Fig. 3 and Fig. 6) in gathering sill 16.Close a floodgate after the end, breaker closing button 9 is got back to initial position under back-moving spring 42 effects.But jam plate 2 leaves original initial position, is moved to the left to position as shown in Figure 6.At this moment, except that the locking bar of breaker closing button 9, the locking bar of breaker open operation button 10 are still aimed at their corresponding lockholes, the locking bar of the locking bar of the locking bar of the locking bar of isolating switch switch knob 5, isolating switch opening button 6, earthed switch switch knob 13 and earthed switch opening button 14 all can't be aimed at their corresponding lockholes 7 because of moving of jam plate 2, when these buttons are carried out push, owing to locking bar is directly run into jam plate 2 and is directed at operation failure.That is to say, when circuit breaker is in "on" position, forbidden any operation isolating switch and earthed switch.
Then, when breaker open operation button 10 is pressed, make energising contact 41 closures on the one hand, send the separating brake instruction to circuit breaker; On the other hand, the inclined-plane of the locking bar of breaker open operation button 10 promotes jam plate 2 move right (seeing Fig. 3 and Fig. 6) in gathering sill 16.After separating brake finished, breaker open operation button 10 was got back to initial position under back-moving spring 42 effects.But jam plate 2 leaves original position, and initial position shown in Figure 5 moves right.At this moment, the locking bar 3 of all buttons is all aimed at corresponding lockhole 7 on the jam plate 2.Circuit breaker, isolating switch and earthed switch can be selected to close a floodgate as required.
Under Fig. 5 state, when earthed switch switch knob 13 is pressed, make energising contact 41 closures on the one hand, send reclosing command to earthed switch; The inclined-plane of the locking bar of earthed switch switch knob 13 promotes jam plate 2 move right (seeing Fig. 4 and Fig. 7) in gathering sill 16 on the other hand.Close a floodgate after the end, earthed switch switch knob 12 is got back to initial position under back-moving spring 42 effects.Leave original initial position but lock 2, position shown in Figure 7 moves right.At this moment, except that the locking bar of earthed switch switch knob 13, the locking bar of earthed switch opening button 14 are still aimed at their corresponding lockholes 7, the locking bar of the locking bar of the locking bar of the locking bar of isolating switch switch knob 5, isolating switch opening button 6, breaker closing button 9 and breaker open operation button 10 all can't be aimed at their corresponding lockholes because of moving of jam plate 2, when these buttons are carried out push, owing to locking bar 3 is directly run into jam plate 2 and is directed at operation failure.That is to say, when earthed switch is in "on" position, forbidden any operation isolating switch and circuit breaker.
Then, when pressing earthed switch opening button 14, make energising contact 41 closures on the one hand, send the separating brake instruction to earthed switch; On the other hand, the inclined-plane of the locking bar of earthed switch opening button 14 promotes jam plate 2 and be moved to the left (seeing Fig. 4 and Fig. 7) in gathering sill 16.After separating brake finished, earthed switch opening button 14 was got back to initial position under back-moving spring 42 effects.But jam plate 2 leaves original position, is moved to the left to initial position shown in Figure 5.At this moment the locking bar of all buttons is all aimed at corresponding lockhole 7 on the jam plate 2.Circuit breaker, isolating switch and earthed switch can be selected to close a floodgate as required.
As shown in Figure 2, because equal slope-less structure on the locking bar of isolating switch switch knob 5, the locking bar of isolating switch opening button 6, so (see figure 5) under initial condition, after isolating switch switch knob 5 or isolating switch opening button 6 operated, position to jam plate 2 does not all have influence, can not influence the closing operation of circuit breaker or earthed switch.
As shown in Figure 8, use the structural representation on the convergence control cabinet of ZF3B-126 gas-insulated metal-enclosed switchgear (be called for short GIS) for the utility model, comprise GIS convergence control cabinet 17 among the figure, combination button switching device 18, guidance panel 19, wherein, combination button switching device 18 is a combination button switching device of the present utility model.
GIS convergence control cabinet 17 is equipped with suitable electrical interlock after using combination button switching device 18 of the present utility model again, can prevent misoperation more reliably; Simultaneously, associated button can not be pressed when having interlocking owing to this device, can allow operating personnel form good operating habit.In the present embodiment, this device employing level is installed, and prevents that jam plate 2 is owing to action of gravity is shifted.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (10)
1. be with the combination button switching device of mechanical interlocking, comprise shell, be provided with switch knob in the shell, opening button, described switch knob comprises the isolating switch switch knob, the breaker closing button, the earthed switch switch knob, described opening button comprises the isolating switch opening button, the breaker open operation button, the earthed switch opening button, described switch knob is connected a locking bar respectively with opening button, described locking bar is provided with the energising contact, back-moving spring, back-moving spring is installed in above the energising contact, it is characterized in that, installation one and the perpendicular jam plate of locking bar above the described locking bar, this jam plate is provided with the lockhole that equates with described locking bar number, the upper surface of described locking bar is inclined-plane or horizontal plane near described jam plate, and described shell is provided with one and is used to control the gathering sill that described jam plate is done move left and right.
2. the combination button switching device of band mechanical interlocking according to claim 1 is characterized in that, the upper extreme point of described locking bar and the lower surface of described jam plate are tangent.
3. the combination button switching device of band mechanical interlocking according to claim 1 is characterized in that, the upper surface of the locking bar that described earthed switch switch knob is connected is the right mutually inclined-plane of a direction.
4. the combination button switching device of band mechanical interlocking according to claim 1 is characterized in that, the upper surface of the locking bar that described earthed switch opening button is connected is the inclined-plane that a direction fails to agree.
5. the combination button switching device of band mechanical interlocking according to claim 1 is characterized in that, the upper surface of the locking bar that described breaker closing button is connected is the inclined-plane that a direction fails to agree.
6. the combination button switching device of band mechanical interlocking according to claim 1 is characterized in that, the upper surface of the locking bar that described breaker open operation button is connected is the right mutually inclined-plane of a direction.
7. the combination button switching device of band mechanical interlocking according to claim 1 is characterized in that, the upper surface of the locking bar that described isolating switch switch knob is connected is a horizontal plane that parallels with described jam plate.
8. the combination button switching device of band mechanical interlocking according to claim 1 is characterized in that, the upper surface of the locking bar that described isolating switch opening button is connected is a horizontal plane that parallels with described jam plate.
9. the combination button switching device of band mechanical interlocking according to claim 1 is characterized in that, described isolating switch switch knob, described breaker closing button and the described earthed switch switch knob shape that is in line in described shell is arranged in order; Described isolating switch opening button, described breaker open operation button and the described earthed switch opening button shape that is in line in described shell is arranged in order.
10. the combination button switching device of band mechanical interlocking according to claim 1, it is characterized in that, described isolating switch switch knob and described isolating switch opening button left-right symmetric, described breaker closing button and described breaker open operation button left-right symmetric, described earthed switch switch knob and described earthed switch opening button left-right symmetric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206700620U CN202003869U (en) | 2010-12-17 | 2010-12-17 | Combined push-button switch device with mechanical interlock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206700620U CN202003869U (en) | 2010-12-17 | 2010-12-17 | Combined push-button switch device with mechanical interlock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202003869U true CN202003869U (en) | 2011-10-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206700620U Expired - Fee Related CN202003869U (en) | 2010-12-17 | 2010-12-17 | Combined push-button switch device with mechanical interlock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202003869U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104319132A (en) * | 2014-11-05 | 2015-01-28 | 湖州电力设备成套有限公司 | Switching cabinet operating mechanism |
| CN104485244A (en) * | 2014-12-05 | 2015-04-01 | 北京合锐清合电气有限公司 | Earthing switch integrated operating mechanism for circuit breaker |
| CN109698099A (en) * | 2019-01-28 | 2019-04-30 | 公牛集团股份有限公司 | A kind of breaker |
-
2010
- 2010-12-17 CN CN2010206700620U patent/CN202003869U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104319132A (en) * | 2014-11-05 | 2015-01-28 | 湖州电力设备成套有限公司 | Switching cabinet operating mechanism |
| CN104319132B (en) * | 2014-11-05 | 2016-08-17 | 湖州电力设备成套有限公司 | A kind of switch cubicle operating mechanism |
| CN104485244A (en) * | 2014-12-05 | 2015-04-01 | 北京合锐清合电气有限公司 | Earthing switch integrated operating mechanism for circuit breaker |
| CN109698099A (en) * | 2019-01-28 | 2019-04-30 | 公牛集团股份有限公司 | A kind of breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111005 Termination date: 20161217 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |