CN203481098U - Combination switch - Google Patents
Combination switch Download PDFInfo
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- CN203481098U CN203481098U CN201320608948.6U CN201320608948U CN203481098U CN 203481098 U CN203481098 U CN 203481098U CN 201320608948 U CN201320608948 U CN 201320608948U CN 203481098 U CN203481098 U CN 203481098U
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- casing
- isolation
- loading plate
- circuit breaker
- circuit
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Abstract
The utility model relates to the technical field of switches, and particularly to a combination switch. The combination switch comprises an electric appliance frame. The upper part in the electric appliance frame is provided with at least one set of isolation switches, and the lower part in the electric appliance frame is provided with circuit breakers of which the number corresponds with the number of the isolation switches. The circuit breakers and the isolation switches are in one-to-one correspondence. An insulation isolating board is arranged between the isolating switches and the circuit breakers. An operating mechanism for operating the isolation switches and the circuit breakers is arranged outside the electric appliance frame. The isolation switches and the circuit breakers are arranged together, and simultaneously machine interlocking is saved thereby reducing integral occupied space. Simultaneously an isolation operating mechanism, a circuit breaker operating mechanism and a linking mechanism are arranged in one housing. Housings which are respectively machined respectively for the isolation operating mechanism and the circuit breaker operating mechanism are not required, and therefore production cost is further reduced, and simultaneously occupied space is reduced. The mechanisms are integrated in one housing thereby realizing convenient assembling and maintenance.
Description
Technical field
The utility model relates to switching technique field, is specifically related to the unit switch of a kind of 40.5KV.
Background technology
Existing realization isolation, the unit switch opening circuit, isolation wherein, the structure that opens circuit are arranged at respectively in a cabinet, Each performs its own functions for both, and between the two by mechanical interlocking, mounting means makes the volume of switch cubicle larger like this, interlock is complicated, increase complete workload, operation sequence is loaded down with trivial details, and inconvenience is safeguarded, the corresponding increase of parts of simultaneously producing, has also just increased production cost.
Summary of the invention
For above-mentioned technical problem, the utility model provides a kind of unit switch, and it adopts global design, has reduced and has taken up room, and has reduced production cost, is convenient to assembling and safeguards.
Realize the technical solution of the utility model as follows:
Unit switch, comprise electrical equipment framework, at electrical equipment tank bracket internal upper part, one group of isolating switch is at least installed, in electrical equipment framework, bottom is provided with the circuit breaker corresponding with above-mentioned isolating switch quantity, circuit breaker and the corresponding setting one by one of above-mentioned isolating switch, between isolating switch and circuit breaker, be provided with insulation division board, described electrical equipment framework is outside equipped with the operating mechanism of disconnecting switch operation, circuit breaker;
Described operating mechanism comprises the casing being fixedly installed on electrical equipment framework, is provided with isolated operation mechanism, circuit breaker operation mechanism in casing, and is arranged at the link gear between isolated operation mechanism, circuit breaker operation mechanism;
Described isolated operation mechanism comprises operating axis, the isolation output shaft being arranged on casing, one end of one end of operating axis, isolation output shaft is outside casing, the other end of the other end of operating axis, isolation output shaft is in casing, on operating axis in casing, be provided with the energy storage torsion spring with its rotation, and for loading energy storage torsion spring and being driven the bearing rotating by energy storage torsion spring; On described isolation output shaft in casing, be provided with by above-mentioned bearing and drive the follower disk rotating;
Described circuit breaker operation mechanism comprises the driving shaft being arranged on casing, the output shaft that opens circuit, energy storage axle, closing pawl, and described driving shaft drives respectively the output shaft that opens circuit, energy storage axle to rotate by gear, on energy storage axle, is provided with energy-stored spring.
Adopted such scheme, isolating switch and circuit breaker are set together, also saved mechanical interlocking simultaneously, reduced whole taking up room, isolated operation mechanism, circuit breaker operation mechanism, link gear have been arranged in a casing simultaneously, without separately for isolated operation mechanism, circuit breaker operation mechanism are processed respectively a casing, further saved so again production cost, also reduced to take up room in the concentrated casing of ，Jiang mechanism, assembling, maintenance are got up also very convenient simultaneously.
Described link gear comprises and is arranged on the cover plate that can move up and down in casing, on the cover board offer the bar hole passing for above-mentioned operating axis, and be arranged on circuit breaker and divide the dwang rotating along with minute sympodium on sympodium, on this dwang, be flexibly connected a pull bar, one end of this pull bar is provided with and pulls post, and this pulls post to be arranged on above-mentioned cover plate to drive cover plate to move up and down.
Described insulation division board below is provided with vacuum circuit-breaker arc extinguishing chamber, described vacuum circuit-breaker arc extinguishing chamber is provided with the conductive component being connected with isolating switch, in vacuum circuit-breaker arc extinguishing chamber outer setting, there is insulating press boards, one end of described insulating press boards is connecting the conduction active pointer of one end in vacuum circuit-breaker arc extinguishing chamber, and the other end of insulating press boards is provided with and drives insulating press boards motion and can make to conduct electricity active pointer flexible driving mechanism in vacuum circuit-breaker arc extinguishing chamber.
The middle part of described insulating press boards is provided with ships and resell on another market, insulation board can be around the rotation of shipping and reselling on another market, above-mentioned driving mechanism comprises the connecting rod being connected with insulating press boards one end, the threaded one end of connecting rod is connected with adjusting thread bush, and drive the push rod that regulates thread bush motion, between push rod and adjusting thread bush, be provided with back-moving spring.
Described isolating switch comprises loading plate, on loading plate, be provided with fixed contact, grounding contact, bull stick, rotating being arranged on loading plate in one end of bull stick, the other end is installed with the moving contact coordinating with above-mentioned fixed contact, on loading plate, be provided with and drive bull stick to rotate the driving mechanism that drives moving contact to coordinate with fixed contact or grounding contact, and be arranged on loading plate when moving contact is separated with fixed contact the interrupter that fixed contact and moving contact are separated.
Described driving mechanism comprises the driving shaft being rotatably arranged on loading plate, is provided with connecting rod on driving shaft, and one end of connecting rod is connected with driving shaft, and the other end is connected with bull stick and is used for driving bull stick rotation.
Described interrupter comprises the isolation axle being rotatably arranged on loading plate, be arranged at the drive rod on isolation axle, and be movably connected in drive rod the division board sliding on loading plate, and on described loading plate, offer chute, on division board, be provided with the traveller sliding in chute stroke.
Described division board adopts insulating material to make.
Described insulation division board is that epoxide resin material is made.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the front perspective view of operating mechanism in the utility model;
Fig. 3 is the rear perspective schematic diagram of operating mechanism in the utility model;
Fig. 4 is the inside schematic perspective view of operating mechanism in the utility model;
Fig. 5 be in the utility model operating mechanism inner plane schematic diagram;
Fig. 6 is the schematic diagram of link gear in the utility model;
Fig. 7 is the schematic diagram of isolating switch in the utility model;
Fig. 8 is the structural representation of isolating switch and circuit breaker combination in the utility model;
In figure, 1 is electrical equipment framework, 2 is isolating switch, 3 is dividing plate, 4 is circuit breaker, 5 is casing, 6 is operating axis, 7 is isolation output shaft, 8 is energy storage torsion spring, 9 is bearing, 10 is follower disk, 11 is driving shaft, 12 is the output shaft that opens circuit, 13 is energy storage axle, 14 is closing pawl, 15 is energy-stored spring, 16 is cover plate, 17 is bar hole, 18 divide sympodium for circuit breaker, 19 is dwang, 20 is pull bar, 21 for pulling post, 22 is through hole, 23 is handle hole, 24 is insulation division board, 25 is vacuum circuit-breaker arc extinguishing chamber, 26 is conductive component, 27 is insulating press boards, 28 is conduction active pointer, 29 for shipping and reselling on another market, 30 is connecting rod, 31 for regulating thread bush, 32 is push rod, 33 is back-moving spring, 34 is loading plate, 35 is fixed contact, 36 is grounding contact, 37 is bull stick, 38 is axle, 39 is moving contact, 40 is driving shaft, 41 is connecting rod, 42 is isolation axle, 43 is drive rod, 44 is division board, 45 is chute, 46 is traveller, 47 is bending end.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further illustrated.
Referring to Fig. 1, unit switch, comprise electrical equipment framework 1, at electrical equipment tank bracket internal upper part, three isolating switches 2 are installed, between adjacent isolating switch, are provided with the insulating barrier 3 that isolating switch is separated, avoided like this phase mutual interference of adjacent isolating switch, in electrical equipment framework, bottom is provided with three circuit breakers 4, three circuit breakers are corresponding one by one with above-mentioned three isolating switches, are outside equipped with the operating mechanism of disconnecting switch operation, circuit breaker at electrical equipment framework, and operating mechanism is arranged in casing 5.
Referring to Fig. 2-Fig. 6, operating mechanism comprises the casing 5 being fixedly installed on electrical equipment framework 1, is provided with isolated operation mechanism, circuit breaker operation mechanism in casing, and is arranged at the link gear between isolated operation mechanism, circuit breaker operation mechanism; Wherein, isolated operation mechanism comprises operating axis 6, the isolation output shaft 7 being arranged on casing 5, one end of one end of operating axis, isolation output shaft is outside casing, the other end of the other end of operating axis, isolation output shaft is in casing, on operating axis in casing, be provided with the energy storage torsion spring 8 with its rotation, and for loading energy storage torsion spring and being driven the bearing 9 rotating by energy storage torsion spring; On isolation output shaft in casing, be provided with by above-mentioned bearing and drive the follower disk 10 rotating; From external rotating operating axis 6, rotate, 8 accumulation of energys of energy storage torsion spring, after turning to certain angle, energy storage torsion spring releases energy and drives follower disk 10 to rotate, and the rotation of follower disk just drives the rotation of isolation output shaft 7, thereby realize combined floodgate, isolation, the grounding function of isolating switch, energy storage torsion spring be arranged so that isolator operation is sensitive.
Wherein, circuit breaker operation mechanism comprises the driving shaft 11 being arranged on casing 5, the output shaft 12 that opens circuit, energy storage axle 13, closing pawl 14, and driving shaft drives respectively the output shaft that opens circuit, energy storage axle to rotate by gear, is provided with energy-stored spring 15 on energy storage axle.Driving shaft can adopt electronic or manually realize rotation, after energy-stored spring energy storage puts in place, realizes the divide-shut brake of circuit breaker with manual divide-shut brake button.Wherein, closing pawl is common structure in existing switch, again just no longer goes to live in the household of one's in-laws on getting married and chats;
Wherein, link gear comprises and is arranged on the cover plate 16 that can move up and down in casing 5, on the cover board offer the bar hole 17 passing for above-mentioned operating axis, and be arranged on circuit breaker and divide the dwang 19 rotating along with minute sympodium on sympodium 18, on this dwang, be flexibly connected a pull bar 20, one end of this pull bar is provided with and pulls post 21, and this pulls post to be arranged on above-mentioned cover plate to drive cover plate to move up and down.On cover plate 16, offer through hole 22, pull post 21 to insert in through hole 22.On bearing 9, offer handle hole 23, when operation, to entangle in operating axis update hole 23 and drive operating axis and bearing 9 to rotate by an instrument, and at circuit breaker, divide under the effect of sympodium, dwang 19 rotates and drives successively pull bar, pull post moving, and by pulling the moving cover plate of cornice to move, like this when breaker open operation, cover plate is in normal position, instrument can update Kong23Zhong Dui isolated operation mechanism operate, and when breaker closing, by the rotation of circuit-breaker switching on-off, and drive cover plate to move down, make cover plate cover handle hole 23, like this instrument cannot update hole in, effectively prevented misoperation.
Referring to Fig. 7, isolating switch comprises the loading plate 34 that is installed on dividing plate 3, on loading plate, be provided with fixed contact 35, grounding contact 36, bull stick 37, one end of bull stick is arranged on loading plate by axle 38 is rotating, the other end is installed with the moving contact 39 coordinating with above-mentioned fixed contact 35, on loading plate, be provided with and drive bull stick to rotate the driving mechanism that drives moving contact to coordinate with fixed contact or grounding contact, and be arranged on loading plate when moving contact is separated with fixed contact the interrupter that fixed contact and moving contact are separated.Wherein, driving mechanism comprises the driving shaft 40 being rotatably arranged on loading plate, is provided with connecting rod 41 on driving shaft, and one end of connecting rod 41 is connected with driving shaft 40, and the other end is connected with bull stick 37 and is used for driving bull stick rotation.Connecting rod two ends have respectively one section of bending end 47; Driving shaft 40 rotates drivening rod and rotates, thereby can realize the rotation of bull stick centered by axle 38.In operating process, by driving mechanism, drive bull stick 37 to rotate and drive moving contact 39 to contact with fixed contact 35, realize the closing function of switch; The rotation of above-mentioned isolation output shaft 7 operation driving shafts 40.
Wherein, interrupter comprises the isolation axle 42 being rotatably arranged on loading plate 34, be arranged at the drive rod 43 on isolation axle, and be movably connected in drive rod the division board 44 sliding on loading plate, division board adopts insulating material to make, as epoxy resin, on loading plate, offer chute 45, on division board, be provided with the traveller 46 sliding in chute stroke.By operation isolation axle 42, rotate, can drive the motion of drive rod 43, division board 44, realize expanding-contracting action.By driving mechanism, make moving contact between fixed contact and grounding contact, realize switch isolation state; Can also moving contact be contacted with grounding contact by driving mechanism, realize the ground state of switch; At switch, in isolation, during ground state, moving contact and fixed contact are kept apart by division board 44, like this for preventing misoperation, improve the fail safe of switch, the while also can avoid producing the conducting that static makes fixed contact and moving contact.
Referring to Fig. 8, between isolating switch and circuit breaker, be provided with insulation division board 24, it is made for epoxide resin material, insulation division board below is provided with vacuum circuit-breaker arc extinguishing chamber 25, vacuum circuit-breaker arc extinguishing chamber 25 is one-body molded injection molded in insulation division board 24, vacuum circuit-breaker arc extinguishing chamber is provided with the conductive component 26 being connected with isolating switch, in vacuum circuit-breaker arc extinguishing chamber outer setting, there is insulating press boards 27, one end of insulating press boards is connecting the conduction active pointer 28 of one end in vacuum circuit-breaker arc extinguishing chamber, the other end of insulating press boards is provided with and drives insulating press boards motion and can make to conduct electricity active pointer flexible driving mechanism in vacuum circuit-breaker arc extinguishing chamber.The middle part of insulating press boards is provided with ships and resell on another market 29, insulation board can be around the rotation of shipping and reselling on another market, wherein, driving mechanism comprises the connecting rod 30 being connected with insulating press boards one end, the threaded one end of connecting rod 30 is connected with and regulates thread bush 31, can stretch into the distance regulating in thread bush by regulating connecting rod like this, and drive the push rod 32 that regulates thread bush motion, between push rod and adjusting thread bush, be provided with back-moving spring 33.During operation, by promoting push rod, push rod compression reseting spring makes to connect 30 motions, and one end of insulating press boards is around 29 motions of shipping and reselling on another market like this, thereby the other end of insulating press boards can be with moving conductive active pointer the collapsing length at vacuum circuit-breaker arc extinguishing chamber 25, realize the generation of electric arc or extinguish.
Claims (9)
1. unit switch, it is characterized in that, comprise electrical equipment framework, at electrical equipment tank bracket internal upper part, one group of isolating switch is at least installed, in electrical equipment framework, bottom is provided with the circuit breaker corresponding with above-mentioned isolating switch quantity, circuit breaker and the corresponding setting one by one of above-mentioned isolating switch are provided with insulation division board between isolating switch and circuit breaker, and described electrical equipment framework is outside equipped with the operating mechanism of disconnecting switch operation, circuit breaker;
Described operating mechanism comprises the casing being fixedly installed on electrical equipment framework, is provided with isolated operation mechanism, circuit breaker operation mechanism in casing, and is arranged at the link gear between isolated operation mechanism, circuit breaker operation mechanism;
Described isolated operation mechanism comprises operating axis, the isolation output shaft being arranged on casing, one end of one end of operating axis, isolation output shaft is outside casing, the other end of the other end of operating axis, isolation output shaft is in casing, on operating axis in casing, be provided with the energy storage torsion spring with its rotation, and for loading energy storage torsion spring and being driven the bearing rotating by energy storage torsion spring; On described isolation output shaft in casing, be provided with by above-mentioned bearing and drive the follower disk rotating;
Described circuit breaker operation mechanism comprises the driving shaft being arranged on casing, the output shaft that opens circuit, energy storage axle, closing pawl, and described driving shaft drives respectively the output shaft that opens circuit, energy storage axle to rotate by gear, on energy storage axle, is provided with energy-stored spring.
2. unit switch according to claim 1, it is characterized in that, described link gear comprises and is arranged on the cover plate that can move up and down in casing, on the cover board offer the bar hole passing for above-mentioned operating axis, and be arranged on circuit breaker and divide the dwang rotating along with minute sympodium on sympodium, on this dwang, be flexibly connected a pull bar, one end of this pull bar is provided with and pulls post, and this pulls post to be arranged on above-mentioned cover plate to drive cover plate to move up and down.
3. unit switch according to claim 1 and 2, it is characterized in that, described insulation division board below is provided with vacuum circuit-breaker arc extinguishing chamber, described vacuum circuit-breaker arc extinguishing chamber is provided with the conductive component being connected with isolating switch, in vacuum circuit-breaker arc extinguishing chamber outer setting, there is insulating press boards, one end of described insulating press boards is connecting the conduction active pointer of one end in vacuum circuit-breaker arc extinguishing chamber, and the other end of insulating press boards is provided with and drives insulating press boards motion and can make to conduct electricity active pointer flexible driving mechanism in vacuum circuit-breaker arc extinguishing chamber.
4. unit switch according to claim 3, it is characterized in that, the middle part of described insulating press boards is provided with ships and resell on another market, insulation board can be around the rotation of shipping and reselling on another market, above-mentioned driving mechanism comprises the connecting rod being connected with insulating press boards one end, the threaded one end of connecting rod is connected with adjusting thread bush, and drives the push rod that regulates thread bush motion, between push rod and adjusting thread bush, is provided with back-moving spring.
5. unit switch according to claim 1, it is characterized in that, described isolating switch comprises loading plate, on loading plate, be provided with fixed contact, grounding contact, bull stick, rotating being arranged on loading plate in one end of bull stick, the other end is installed with the moving contact coordinating with above-mentioned fixed contact, on loading plate, be provided with and drive bull stick to rotate the driving mechanism that drives moving contact to coordinate with fixed contact or grounding contact, and be arranged on loading plate when moving contact is separated with fixed contact the interrupter that fixed contact and moving contact are separated.
6. unit switch according to claim 5, it is characterized in that, described driving mechanism comprises the driving shaft being rotatably arranged on loading plate, is provided with connecting rod on driving shaft, one end of connecting rod is connected with driving shaft, and the other end is connected with bull stick and is used for driving bull stick rotation.
7. according to the unit switch described in claim 5 or 6, it is characterized in that, described interrupter comprises the isolation axle being rotatably arranged on loading plate, be arranged at the drive rod on isolation axle, and be movably connected in drive rod the division board sliding on loading plate, on described loading plate, offer chute, on division board, be provided with the traveller sliding in chute stroke.
8. unit switch according to claim 7, is characterized in that, described division board adopts insulating material to make.
9. unit switch according to claim 1, is characterized in that, described insulation division board is that epoxide resin material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320608948.6U CN203481098U (en) | 2013-09-29 | 2013-09-29 | Combination switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320608948.6U CN203481098U (en) | 2013-09-29 | 2013-09-29 | Combination switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203481098U true CN203481098U (en) | 2014-03-12 |
Family
ID=50229380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320608948.6U Withdrawn - After Issue CN203481098U (en) | 2013-09-29 | 2013-09-29 | Combination switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203481098U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103531378A (en) * | 2013-09-29 | 2014-01-22 | 江苏德春电力科技有限公司 | Combined switch |
-
2013
- 2013-09-29 CN CN201320608948.6U patent/CN203481098U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103531378A (en) * | 2013-09-29 | 2014-01-22 | 江苏德春电力科技有限公司 | Combined switch |
| CN103531378B (en) * | 2013-09-29 | 2015-08-12 | 江苏德春电力科技有限公司 | Unit switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140312 Effective date of abandoning: 20150812 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140312 Effective date of abandoning: 20150812 |
|
| RGAV | Abandon patent right to avoid regrant |