CN208368424U - A kind of vacuum circuit breaker manual-automatic integral switching-off device - Google Patents
A kind of vacuum circuit breaker manual-automatic integral switching-off device Download PDFInfo
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- CN208368424U CN208368424U CN201821063352.1U CN201821063352U CN208368424U CN 208368424 U CN208368424 U CN 208368424U CN 201821063352 U CN201821063352 U CN 201821063352U CN 208368424 U CN208368424 U CN 208368424U
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- cantilever
- circuit breaker
- vacuum circuit
- fixing seat
- automatic integral
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Abstract
The utility model provides a kind of vacuum circuit breaker manual-automatic integral switching-off device, including cabinet, telescopic device, resetting apparatus, trip gear, cantilever and pull rod, one side wall of the box house is equipped with fixing seat, telescopic device is hinged on the bottom surface of the fixing seat, the pilot hole that the push rod of the telescopic device can pass through fixing seat top surface is protruding, cantilever is hinged on the cabinet side wall opposite with fixing seat, the centre of the cantilever is equipped with pull rod, the end of the cantilever is equipped with resetting apparatus, one end of the resetting apparatus is connect with cantilever, the connection of the bottom surface of the other end and fixing seat, the lower section of cantilevered distal end is arranged in the push rod of the telescopic device setting, the top of the fixing seat is equipped with trip gear, the trip gear is connect with cantilever contacts.It can be realized automatic brake separating and manual brake separating, enhance the versatility of switching-off device, while can be realized and automatically reset.
Description
Technical field
The utility model belongs to electrical equipment, and in particular to a kind of vacuum circuit breaker manual-automatic integral switching-off device.
Background technique
Operating mechanism is the dynamical system of breaker, and the bi-stable permanent magnetism operating mechanism that high-voltage circuitbreaker uses at present exists
Some problems.
In Monostable permanent magnetism operating mechanism, separating brake is to be carried out using the energy storage of spring, but opening velocity is slow, bistable
State is using electromagnetic force divide-shut brake, and advantage is that divide-shut brake speed is fast, and retentivity is stablized, if but presence close a floodgate failure when can not return
To open position, the vacuum interrupter dynamic/static contact arcing in breaker is caused to damage.
Utility model content
Utility model aims to solve above-mentioned problems existing in the prior art, provide a kind of vacuum circuit breaker hand
Automatic integral switching-off device, can be realized the automatic brake separating that speed vacuum circuit breaker closes a floodgate when failing, which has separating brake speed
Spend block, and can manual brake separating, it is compact-sized, it is at low cost the advantages that.
The utility model is achieved through the following technical solutions:
A kind of vacuum circuit breaker manual-automatic integral switching-off device, including cabinet, telescopic device, resetting apparatus, trip gear,
Cantilever and pull rod, a side wall of the box house are equipped with fixing seat, are hinged with flexible dress on the bottom surface of the fixing seat
It sets, the pilot hole that the push rod of the telescopic device can pass through fixing seat top surface is protruding, and the cabinet is opposite with fixing seat
Side wall on be hinged with cantilever, the centre of the cantilever is equipped with pull rod, and the end of the cantilever is equipped with resetting apparatus, the reset
One end of device is connect with cantilever, and the bottom surface connection of the other end and fixing seat, the push rod setting of the telescopic device setting is outstanding
The top of the lower section of arm end, the fixing seat is equipped with trip gear, and the trip gear is connect with cantilever contacts.It can be realized
Automatic brake separating and manual brake separating enhance the versatility of switching-off device, while can be realized and automatically reset.
The resetting apparatus includes supporting pin, the first spring, adjusting rod and adjusting nut, and the supporting pin is arranged in cantilever
End, the supporting pin connect with one end of the first spring, and the other end of first spring and one end of adjusting rod connect,
The other end of the adjusting rod passes through the bottom surface of fixing seat, is fixed by adjusting bolt.Resetting apparatus, Neng Gouzeng are done using spring
Speed of service when strong separating brake realizes quick acting switching-off.
There are two the resetting apparatus is set, it is symmetricly set on the two sides of cantilever.Two resetting apparatuses are set, can be improved point
From speed, two resetting apparatuses are symmetrical arranged, it is ensured that are not tilted when cantilever is run down, it is ensured that the normal operation of switching-off device.
The trip gear includes end cap, shell, coil, iron core, mandrel and block, and the side of the end cap is fixed on case
On the side wall of body, the other side of the end cap is equipped with shell, coil is equipped in the shell, being equipped in the coil can move
Iron core, the iron core is fixed on mandrel, and one end of the mandrel extends to the outside of end cap, and the other end extends to shell
Outside, the mandrel extend one end outer sheath of hull outside equipped with second spring, and end is equipped with block.Trip gear can
The time of separating brake is controlled, quick acting is realized, improves the practicability of switching-off device.
The trip gear is electromagnet.Using electromagnet, structure is simple, easy to control.
The block towards the face of cantilever be inclined surface.Using inclined surface, the push rod of telescopic device can be risen centainly
Guiding role, and can ensure the contact area of block and cantilever guarantees that cantilever position when being failure to actuate and consolidates, cantilever to
Do not interfere when lower movement with block.
One end that the mandrel stretches out end cap is equipped with through-hole.Through-hole is set, knob etc. can be penetrated through-hole, facilitate realization
Manual brake separating.
The telescopic device is electric pushrod.Using electric telescopic rod, structure is simple, easy to operate, it can be ensured that cantilever
Reset.
The lower section of the pull rod is equipped with buffer.Buffer is set, when can be avoided separating brake when cantilever sharp downward movement
Rebound, can effectively guarantee the stationarity of separating brake.
The buffer is hydraulic bjuffer.Using hydraulic bjuffer, production when cantilever moves downward when can absorb separating brake
Raw thrust, avoids cantilever from rebounding.
Compared with prior art, the utility model has the beneficial effects that
1, a kind of vacuum circuit breaker manual-automatic integral switching-off device of the utility model, can be realized automatic brake separating and manually
Separating brake enhances the versatility of switching-off device, while energy Gu Shixian automatically resets；
2, a kind of vacuum circuit breaker manual-automatic integral switching-off device of the utility model, does resetting apparatus, energy using spring
Enough enhance speed of service when separating brake, realize quick acting switching-off, two resetting apparatuses are set, can be improved separating rate, two multiple
Position device is symmetrical arranged, it is ensured that is not tilted when cantilever is run down, it is ensured that the normal operation of switching-off device；
3, a kind of vacuum circuit breaker manual-automatic integral switching-off device of the utility model, trip gear can control separating brake
Time realizes quick acting, improves the practicability of switching-off device；
4, through-hole is arranged in a kind of vacuum circuit breaker manual-automatic integral switching-off device of the utility model, can be by knob etc.
Through-hole is penetrated, realization manual brake separating is facilitated；
5, a kind of vacuum circuit breaker manual-automatic integral switching-off device of the utility model, using electric telescopic rod, structure letter
It is single, it is easy to operate, it can be ensured that the reset of cantilever；
6, a kind of vacuum circuit breaker manual-automatic integral switching-off device of the utility model can be inhaled using hydraulic bjuffer
The thrust generated when cantilever moves downward when contracture lock, avoids cantilever from rebounding.
Detailed description of the invention
Fig. 1 is the schematic view of the front view of the utility model；
Fig. 2 is the main view the schematic diagram of the section structure of the utility model；
Fig. 3 is the overlooking structure diagram of the utility model；
Fig. 4 is the resetting apparatus structural schematic diagram of the utility model；
Fig. 5 is the trip gear structural schematic diagram of the utility model；
Wherein, 1, cabinet, 2, fixing seat, 3, telescopic device, 4, resetting apparatus, 5, trip gear, 6, pull rod, 7, cantilever,
8, buffer, 9, pedestal, 10, pilot hole, 11, supporting pin, the 12, first spring, 13, adjusting rod, 14, adjusting nut, 15, end
Lid, 16, coil, 17, shell, 18, iron core, 19, block, 20, second spring, 21, mandrel, 22, through-hole.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing:
As shown in Figure 1-3, a kind of vacuum circuit breaker manual-automatic integral switching-off device, including cabinet 1, telescopic device 3, reset
Device 4, trip gear 5, cantilever 7 and pull rod 6, it is cavity knot inside cabinet 1 that in the application, cabinet 1, which uses rectangular box body 1,
Structure, a side wall inside the cabinet 1 are equipped with fixing seat 2, and fixing seat 2 is U-shaped in skewing, and bottom is equipped with bottom surface, top
Equipped with top surface, top surface is equipped with pilot hole 10, is hinged with telescopic device 3 on the bottom surface of the fixing seat 2, telescopic device 3 is cut with scissors
It connects on bottom surface, telescopic device 3 is enable to have certain space, it is ensured that telescopic device 3 has certain buffering when in use
Effect, the pilot hole 10 that the push rod of the telescopic device 3 can pass through 2 top surface of fixing seat is protruding, and usually telescopic rod is located at
In pilot hole 10, when needing to reset on the cantilever 7 of separating brake, the push rod of telescopic device 3 is protruding, then by the end of cantilever 7
End jacks up upwards, and after reaching certain altitude, trip gear 5 resets, and cantilever 7 is blocked, avoids hanging by the block 19 of trip gear 5
Arm 7 falls, and is hinged with cantilever 7 on the cabinet 1 side wall opposite with fixing seat 2, cantilever 7 can be rotated around hinge joint, described
The centre of cantilever 7 is equipped with pull rod 6, and pull rod 6 and cantilever 7 are hinged, and pull rod 6 remains vertical state, and the end of the cantilever 7 is set
There is resetting apparatus 4, one end of the resetting apparatus 4 is connect with cantilever 7, and the other end is connect with the bottom surface of fixing seat 2, described flexible
The lower section of 7 end of cantilever is arranged in the push rod that device 3 is arranged, and the top of the fixing seat 2 is equipped with trip gear 5, the tripping
Device 5 and cantilever 7 connect.It can be realized automatic brake separating and manual brake separating, enhance the versatility of switching-off device.It is described to stretch
Compression apparatus 3 is electric pushrod.Using electric telescopic rod, structure is simple, easy to operate, it can be ensured that the reset of cantilever 7.
As shown in figure 4, the resetting apparatus 4 includes supporting pin 11, the first spring 12, adjusting rod 13 and adjusting nut 14,
The end of cantilever 7 is arranged in the supporting pin 11, and the supporting pin 11 is connect with one end of the first spring 12, first spring
12 other end is connect with one end of adjusting rod 13, and the other end of the adjusting rod 13 passes through the bottom surface of fixing seat 2, passes through adjusting
Bolt is fixed.Resetting apparatus 4 is done using spring, speed of service when separating brake can be enhanced, realizes quick acting switching-off.The reset dress
Set 4 set there are two, be symmetricly set on the two sides of cantilever 7.Two resetting apparatuses 4 are set, can be improved separating rate, two resets
Device 4 is symmetrical arranged, it is ensured that cantilever 7 does not tilt when running down, it is ensured that the normal operation of switching-off device.
As shown in figure 5, the trip gear 5 includes end cap 15, shell 17, coil 16, iron core 18, mandrel 21 and block
19, the side of the end cap 15 is fixed on the side wall of cabinet 1, and the other side of the end cap 15 is equipped with shell 17, the shell
It is equipped with coil 16 in 17, is equipped with the iron core 18 that can be moved in the coil 16, the iron core 18 is fixed on mandrel 21, described
One end of mandrel 21 extends to the outside of end cap 15, and the other end extends to the outside of shell 17, and the mandrel 21 extends shell
One end outer sheath in 17 outsides is equipped with second spring 20, and end is equipped with block 19.Trip gear 5 can control the time of separating brake,
It realizes quick acting, improves the practicability of switching-off device.The trip gear 5 is electromagnet.Using electromagnet, structure is simple,
Easy to control, wherein the control circuit of electromagnet has been the prior art, is described herein not as innovative point.
The block 19 towards the face of cantilever 7 be inclined surface.Using inclined surface, one can be played to the push rod of telescopic device 3
Fixed guiding role, and can ensure the contact area of block 19 Yu cantilever 7, it is firm to guarantee that cantilever 7 is positioned when being failure to actuate,
Cantilever 7 is not interfered when moving downward with block 19.One end that the mandrel 21 stretches out end cap 15 is equipped with through-hole 22.Through-hole is set
22, knob etc. can be penetrated through-hole 22, facilitate realization manual brake separating.
The lower section of the pull rod 6 is equipped with buffer 8.Buffer 8 is set, and cantilever 7 is quickly transported downwards when can be avoided separating brake
It rebounds when dynamic, can effectively guarantee the stationarity of separating brake.The buffer 8 is hydraulic bjuffer 8.Using hydraulic bjuffer 8, energy
The thrust generated when cantilever 7 moves downward when enough absorbing separating brake, avoids cantilever 7 from rebounding, in order to which the fixation for increasing buffer 8 is strong
Pedestal 9, the thick bottom of 1 bottom of local strengthening cabinet, it is ensured that the fastness of buffer 9 is arranged in the bottom of cabinet 1 in degree.
A kind of motion process of vacuum circuit breaker manual-automatic integral switching-off device is as follows: when normal condition, cantilever 7 is by threading off
Block 19 on device 5 supports, and is in home position, at this point, cantilever 7 can not fall under the action of block 19, when needs point
When lock, trip gear 5 is powered, at this point, the coil 16 in trip gear 5 is powered, forms magnetic field, iron core 18 is under the influence of a magnetic field
It moves downward, iron core 18 is moved downward with moving mandrel 21, and block 19 moves downward under the drive of mandrel 21,20 quilt of second spring
Compression, when mandrel 21 reaches the limit of to the left, block 19 is detached from cantilever 7, cantilever 7 under the pulling function of the first spring 12 around
Hinge joint rotation, the i.e. end of cantilever 7 move downward, and are now placed in the pull rod 6 among cantilever 7 and also move downward, realize separating brake
Movement；When being resetted, electric pushrod operation jacks up the end of cantilever 7, when reaching a certain height, mandrel 21
It is resetted under the action of second spring 20, block 19 is made to move to the lower section of cantilever 7, cantilever 7 is supported, it is then electronic to push away
Bar resets, and completes homing action；When pulling mandrel 21 manually, mandrel 21 moves downward, it can be achieved that manual brake separating.
Above-mentioned technical proposal is a kind of embodiment of the utility model, for those skilled in the art,
On the basis of the utility model discloses application method and principle, it is easy to various types of improvement or deformation are made, without
It is only limitted to method described in the above-mentioned specific embodiment of the utility model, therefore previously described mode is only preferred, and
Not restrictive meaning.
Claims (10)
1. a kind of vacuum circuit breaker manual-automatic integral switching-off device, which is characterized in that including cabinet, telescopic device, resetting apparatus,
Trip gear, cantilever and pull rod, a side wall of the box house are equipped with fixing seat, hinged on the bottom surface of the fixing seat
There is a telescopic device, the pilot hole that the push rod of the telescopic device can pass through fixing seat top surface is protruding, the cabinet and solid
Cantilever is hinged on the opposite side wall of reservation, the centre of the cantilever is equipped with pull rod, and the end of the cantilever is equipped with resetting apparatus,
One end of the resetting apparatus is connect with cantilever, the bottom surface connection of the other end and fixing seat, the push rod of the telescopic device setting
The lower section of cantilevered distal end is set, and the top of the fixing seat is equipped with trip gear, and the trip gear is connect with cantilever contacts.
2. a kind of vacuum circuit breaker manual-automatic integral switching-off device according to claim 1, which is characterized in that the reset
Device includes supporting pin, the first spring, adjusting rod and adjusting nut, and the end of cantilever, the support is arranged in the supporting pin
Pin is connect with one end of the first spring, one end connection of the other end of first spring and adjusting rod, the adjusting rod it is another
One end passes through the bottom surface of fixing seat, is fixed by adjusting bolt.
3. a kind of vacuum circuit breaker manual-automatic integral switching-off device according to claim 2, which is characterized in that the reset
There are two device is set, it is symmetricly set on the two sides of cantilever.
4. a kind of vacuum circuit breaker manual-automatic integral switching-off device according to claim 1, which is characterized in that the tripping
Device includes end cap, shell, coil, iron core, mandrel and block, and the side of the end cap is fixed on the side wall of the box body, described
The other side of end cap is equipped with shell, and coil is equipped in the shell, is equipped with the iron core that can be moved, the iron core in the coil
It is fixed on mandrel, one end of the mandrel extends to the outside of end cap, and the other end extends to the outside of shell, and the mandrel prolongs
One end outer sheath for stretching out hull outside is equipped with second spring, and end is equipped with block.
5. a kind of vacuum circuit breaker manual-automatic integral switching-off device according to claim 4, which is characterized in that the tripping
Device is electromagnet.
6. a kind of vacuum circuit breaker manual-automatic integral switching-off device according to claim 4, which is characterized in that the block
It is inclined surface towards the face of cantilever.
7. a kind of vacuum circuit breaker manual-automatic integral switching-off device according to claim 4, which is characterized in that the mandrel
The one end for stretching out end cap is equipped with through-hole.
8. a kind of vacuum circuit breaker manual-automatic integral switching-off device according to claim 1, which is characterized in that described flexible
Device is electric pushrod.
9. a kind of vacuum circuit breaker manual-automatic integral switching-off device according to claim 1, which is characterized in that the pull rod
Lower section be equipped with buffer.
10. a kind of vacuum circuit breaker manual-automatic integral switching-off device according to claim 9, which is characterized in that described slow
Rushing device is hydraulic bjuffer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821063352.1U CN208368424U (en) | 2018-07-05 | 2018-07-05 | A kind of vacuum circuit breaker manual-automatic integral switching-off device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821063352.1U CN208368424U (en) | 2018-07-05 | 2018-07-05 | A kind of vacuum circuit breaker manual-automatic integral switching-off device |
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| Publication Number | Publication Date |
|---|---|
| CN208368424U true CN208368424U (en) | 2019-01-11 |
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ID=64924739
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821063352.1U Active CN208368424U (en) | 2018-07-05 | 2018-07-05 | A kind of vacuum circuit breaker manual-automatic integral switching-off device |
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| CN (1) | CN208368424U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111681889A (en) * | 2020-06-04 | 2020-09-18 | 南瑞集团有限公司 | Electric control device of circuit breaker operating mechanism |
| CN112201514A (en) * | 2020-09-29 | 2021-01-08 | 广东电网有限责任公司 | Manual-automatic integrated breaking and connecting device |
-
2018
- 2018-07-05 CN CN201821063352.1U patent/CN208368424U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111681889A (en) * | 2020-06-04 | 2020-09-18 | 南瑞集团有限公司 | Electric control device of circuit breaker operating mechanism |
| CN112201514A (en) * | 2020-09-29 | 2021-01-08 | 广东电网有限责任公司 | Manual-automatic integrated breaking and connecting device |
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