CN204270998U - Be applied to the combination circuit breaker equipment in intelligent grid - Google Patents

Be applied to the combination circuit breaker equipment in intelligent grid Download PDF

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Publication number
CN204270998U
CN204270998U CN201420780010.7U CN201420780010U CN204270998U CN 204270998 U CN204270998 U CN 204270998U CN 201420780010 U CN201420780010 U CN 201420780010U CN 204270998 U CN204270998 U CN 204270998U
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CN
China
Prior art keywords
circuit breaker
arc extinguishing
insulating lid
insulating
insulated case
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Active
Application number
CN201420780010.7U
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Chinese (zh)
Inventor
成月
顾青海
曹杰
耿杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu spring power Polytron Technologies Inc
Original Assignee
JIANGSU DECHUN POWER ELECTRIC CO Ltd
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Priority to CN201420780010.7U priority Critical patent/CN204270998U/en
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Abstract

The utility model relates to intelligent grid switchgear technical field, be specifically related to a kind of combination circuit breaker equipment be applied in intelligent grid, comprise insulated substrate, be fixed on the upper insulating lid on insulated substrate, isolating switch is equipped with in the circular arc assembly space of upper insulating lid, the operating axis of isolating switch extends to upper insulating lid outside from upper insulating lid side, the arc extinguishing insulated case with vacuum extinction chamber is fixed with in the below of insulated substrate, arc extinguishing insulated case top is provided with the conductive part be connected with isolating switch, the bottom of arc extinguishing insulated case is provided with the conduction active pointer that can stretch into or exit vacuum extinction chamber, the side of insulated substrate is provided with control box, in control box, is provided with circuit breaker operation mechanism, switch operating mechanism.The utility model structure is simple, easy to operate, circuit breaker is located at isolating switch together with, decrease and take up room, and there is excellent sealing property, increase the service life, avoid the breaker safe hidden danger caused because of sealing problem.

Description

Be applied to the combination circuit breaker equipment in intelligent grid
Technical field
The utility model relates to intelligent grid switchgear technical field, is specifically related to a kind of combination circuit breaker equipment be applied in intelligent grid.
Background technology
Intelligent grid is exactly the intellectuality of electrical network, it is based upon integrated, on the basis of high-speed bidirectional communication network, by sensing and the measuring technique of advanced person, advanced equipment and technology, the application of advanced control method and the DSS technology of advanced person, realize the reliable of electrical network, safety, economical, efficiently, the target of environmental friendliness and use safety, its principal character comprises self-healing, encourage and comprise user, resist attack, the quality of power supply meeting 21 century user's request is provided, allow the access of various different forms of electricity generation, start the optimization Effec-tive Function of electricity market and assets.Existing combination circuit breaker due to its structural design unreasonable, cause its inconvenient operation, and owing to there is no effective waterproof construction, affect the use of circuit breaker, also just produce certain potential safety hazard.
Summary of the invention
For above-mentioned technical problem, the utility model provides the combination circuit breaker equipment be applied in intelligent grid of a kind of reasonable in design, easy to operate, effective waterproof.
Realize the technical solution of the utility model as follows:
Be applied to the combination circuit breaker equipment in intelligent grid, comprise insulated substrate, the upper insulating lid with circular arc assembly space is fixedly installed above insulated substrate, isolating switch is equipped with in the circular arc assembly space of upper insulating lid, the operating axis of isolating switch extends to upper insulating lid outside from the side of upper insulating lid, the arc extinguishing insulated case with vacuum extinction chamber is fixed with in the below of insulated substrate, arc extinguishing insulated case top is provided with the conductive part be connected with isolating switch, the bottom of arc extinguishing insulated case is provided with the conduction active pointer that can stretch into or exit vacuum extinction chamber, the side of insulated substrate being provided with control box, in control box, being provided with the circuit breaker operation mechanism for operating the motion of conduction active pointer, and for the switch operating mechanism of disconnecting switch operation.
Have employed technique scheme, because upper insulating lid adopts global design, and pass through the mounted inside spatial design shape in the arc-shaped of upper insulating lid, such isolating switch can be in assembly space in parcel shape completely, ensures the sealing of isolating switch; Worked by switch operating mechanism disconnecting switch operation, and the work of circuit breaker operation mechanism operating breaker, operate very convenient; The utility model structure is simple, easy to operate, circuit breaker and isolating switch are set together, and decreases and takes up room, and have excellent sealing property, increase the service life, avoid the breaker safe hidden danger caused because of sealing problem.
Further, in order to ensure sealing, described upper insulating lid by three independently insulating lid one cast form, each insulating lid has circular arc assembly space and in assembly space, one_to_one corresponding is equipped with an isolating switch; Described arc extinguishing insulated case is corresponding with the quantity of insulating lid.
Further, in order to ensure the sealing between upper insulating lid and arc extinguishing insulated case, be provided with hermetically-sealed construction between described upper insulating lid and arc extinguishing insulated case, hermetically-sealed construction is be the zigzag insulated enclosure block of sawtooth faying face respectively with upper insulating lid, arc extinguishing insulated case.
Further, insulating press boards is provided with below described arc extinguishing insulated case, the middle part of insulating press boards is arranged in arc extinguishing insulated case by rotating shaft is rotating, described conduction active pointer is vertically connected at one end of insulating press boards, the other end of insulating press boards is connected with linkage, and described bindiny mechanism is connected with the operating axis of circuit breaker operation mechanism.Such structure, what the operating axis of circuit breaker operation mechanism smooth and easyly effectively can operate conduction active pointer by linkage stretches into or exits arc extinguishing insulated case.
Further, in order to can as required from Row sum-equal matrix conduction the stretching into or exiting position of active pointer, described linkage comprises the screw rod that one end is flexibly connected with insulating press boards, and the adapter sleeve to be connected with circuit breaker operation mechanism operating axis, between adapter sleeve and screw rod, be provided with sleeve pipe, sleeve pipe adopts with screw rod and is threaded, and is provided with spring between adapter sleeve and sleeve pipe, described sleeve pipe offers mounting hole, adapter sleeve is fixedly installed the limited post inserted in mounting hole.
Further, in order to ensure the fixing of separating brake, the operating axis of described circuit breaker operation mechanism is fixedly installed the swing arm of rotating with operating axis, is provided with the stud be threaded with it, between this stud and above-mentioned swing arm, is provided with extension spring at the top edge of arc extinguishing insulated case.By the setting of extension spring can ensure that separating brake divides thoroughly and there will not be the combined floodgate under circuit breaker non-secure states.
Accompanying drawing explanation
Fig. 1 is perspective view of the present utility model;
Fig. 2 is Facad structure schematic diagram of the present utility model;
Fig. 3 is structural representation below of the present utility model;
Fig. 4 is that the B-B of Fig. 3 is to schematic diagram;
Fig. 5 is side structure schematic diagram of the present utility model;
In figure, 1 is insulated substrate, 2 is circular arc assembly space, 3 is upper insulating lid, 4 is isolating switch, 5 is operating axis, 6 is vacuum extinction chamber, 7 is arc extinguishing insulated case, 8 is conductive part, 9 is conduction active pointer, 10 is control box, 11 is circuit breaker operation mechanism, 12 is switch operating mechanism, 13 is insulated enclosure block, 14 is connector, 15 is insulating press boards, 16 is rotating shaft, 17 is operating axis, 18 is screw rod, 19 is adapter sleeve, 20 is sleeve pipe, 21 is spring, 22 is mounting hole, 23 is limited post, 24 is swing arm, 25 is stud, 26 is extension spring, 27 is mechanical interlocking plate, 28 is three-phase solid insulated busbar.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further illustrated.
See Fig. 1-5, be applied to the combination circuit breaker equipment in intelligent grid, comprise insulated substrate 1, the upper insulating lid 3 with circular arc assembly space 2 is fixedly installed above insulated substrate, isolating switch 4 is equipped with in the circular arc assembly space of upper insulating lid, the operating axis 5 of isolating switch extends to upper insulating lid outside from the side of upper insulating lid, the arc extinguishing insulated case 7 with vacuum extinction chamber 6 is fixed with in the below of insulated substrate, arc extinguishing insulated case top is provided with the conductive part 8 be connected with isolating switch, the bottom of arc extinguishing insulated case is provided with the conduction active pointer 9 that can stretch into or exit vacuum extinction chamber, the side of insulated substrate being provided with control box 10, in control box, being provided with the circuit breaker operation mechanism 11 for operating the motion of conduction active pointer, and for the switch operating mechanism 12 of disconnecting switch operation.In concrete enforcement, upper insulating lid by three independently insulating lid one cast form, each insulating lid has circular arc assembly space and in assembly space, one_to_one corresponding is equipped with an isolating switch; Arc extinguishing insulated case is corresponding with the quantity of insulating lid.Upper insulating lid is fixed with three-phase solid insulated busbar 28, solid insulation can be realized completely like this, promote the fail safe of circuit breaker.
Wherein, hermetically-sealed construction is provided with between upper insulating lid and arc extinguishing insulated case, hermetically-sealed construction is be the zigzag insulated enclosure block 13 of sawtooth faying face respectively with upper insulating lid, arc extinguishing insulated case, the sealing of junction between upper insulating lid and arc extinguishing insulated case can be ensured by the setting of sealing block 13, between upper insulating lid with arc extinguishing insulated case, adopt connector 14 to be connected in overall.In concrete enforcement, insulated substrate 1 can be the part in upper insulating lid or arc extinguishing insulated case.
Insulating press boards 15 is provided with below arc extinguishing insulated case, the middle part of insulating press boards is arranged in arc extinguishing insulated case by rotating shaft 16 is rotating, conduction active pointer 9 is vertically connected at one end of insulating press boards, the other end of insulating press boards is connected with linkage, and bindiny mechanism is connected with the operating axis 17 of circuit breaker operation mechanism.Linkage comprises the screw rod 18 that one end is flexibly connected with insulating press boards, and the adapter sleeve 19 to be connected with circuit breaker operation mechanism operating axis, sleeve pipe 20 is provided with between adapter sleeve and screw rod, sleeve pipe adopts with screw rod and is threaded, spring 21 is provided with between adapter sleeve and sleeve pipe, sleeve pipe offers mounting hole 22, adapter sleeve is fixedly installed the limited post 23 inserted in mounting hole.During operation, such insulating press boards moves around rotating shaft 16, thus insulating press boards with the collapsing length of the arc control device of moving conductive active pointer in arc extinguishing insulated case, can realize generation or the extinguishing of electric arc.And be in mounting hole by limited post 23, and when operating, can appropriateness the pretightning force of spring be adjusted; And be connected with screw flight due to sleeve pipe, like this under the job requirement of varying environment, can, in advance in debug process, be entered the length in sleeve pipe by turn screw rod, adjust the tension dynamics of spring, ensure the Operational Figure Of Merit to conduction active pointer.
Wherein, the operating axis of circuit breaker operation mechanism is fixedly installed the swing arm 24 of rotating with operating axis, is provided with the stud 25 be threaded with it, is provided with extension spring 26 between this stud and above-mentioned swing arm at the top edge of arc extinguishing insulated case.Like this by regulating stud to screw in the degree of depth in arc extinguishing insulated case, adjusting the pulling force of extension spring, adaptability can make the adjustment of separating brake intensity.
When breaker open operation, can operate the switch operating mechanism of isolating switch, and when breaker closing, then cannot isolating switch be operated, effectively prevent misoperation.Namely realized by the mechanical interlocking plate 27 be between circuit breaker operation mechanism and switch operating mechanism, namely when breaker open operation, mechanical interlocking plate does not shelter from the operating position of isolating switch, and now, isolating switch can operate; But when breaker closing, mechanical interlocking plate then shelters from the operating position of isolating switch, can not operate isolating switch, ensure the fail safe of operation.Wherein, circuit breaker operation mechanism is spring operating mechanism of circuit breaker of the prior art, and switch operating mechanism is tri-station isolating switch torsion spring operating mechanism of the prior art, and thus both are again just few describes.
In order to ensure integrated design, three station isolation-circuit breakers, improve smoothly by the ability of ground connection making test, have employed and external and domestic different layout, namely three stations are isolated in, vacuum interrupter under structure, the operating sequence of superhigh pressure can be used for reference like this, utilize mechanical chain; Make vacuum circuit-breaker only can not operate in isolated location, vacuum circuit-breaker closes in isolation and can operate with earthing position, and just solve from design like this, the ground connection of integrated design circuit breaker closes problem.

Claims (6)

1. be applied to the combination circuit breaker equipment in intelligent grid, it is characterized in that, comprise insulated substrate, the upper insulating lid with circular arc assembly space is fixedly installed above insulated substrate, isolating switch is equipped with in the circular arc assembly space of upper insulating lid, the operating axis of isolating switch extends to upper insulating lid outside from the side of upper insulating lid, the arc extinguishing insulated case with vacuum extinction chamber is fixed with in the below of insulated substrate, arc extinguishing insulated case top is provided with the conductive part be connected with isolating switch, the bottom of arc extinguishing insulated case is provided with the conduction active pointer that can stretch into or exit vacuum extinction chamber, the side of insulated substrate being provided with control box, in control box, being provided with the circuit breaker operation mechanism for operating the motion of conduction active pointer, and for the switch operating mechanism of disconnecting switch operation.
2. the combination circuit breaker equipment be applied in intelligent grid according to claim 1, it is characterized in that, described upper insulating lid by three independently insulating lid one cast form, each insulating lid has circular arc assembly space and in assembly space, one_to_one corresponding is equipped with an isolating switch; Described arc extinguishing insulated case is corresponding with the quantity of insulating lid.
3. the combination circuit breaker equipment be applied in intelligent grid according to claim 1, it is characterized in that, be provided with hermetically-sealed construction between described upper insulating lid and arc extinguishing insulated case, hermetically-sealed construction is be the zigzag insulated enclosure block of sawtooth faying face respectively with upper insulating lid, arc extinguishing insulated case.
4. the combination circuit breaker equipment be applied in intelligent grid according to claim 1, it is characterized in that, insulating press boards is provided with below described arc extinguishing insulated case, the middle part of insulating press boards is arranged in arc extinguishing insulated case by rotating shaft is rotating, described conduction active pointer is vertically connected at one end of insulating press boards, the other end of insulating press boards is connected with linkage, and described bindiny mechanism is connected with the operating axis of circuit breaker operation mechanism.
5. the combination circuit breaker equipment be applied in intelligent grid according to claim 4, it is characterized in that, described linkage comprises the screw rod that one end is flexibly connected with insulating press boards, and the adapter sleeve to be connected with circuit breaker operation mechanism operating axis, between adapter sleeve and screw rod, be provided with sleeve pipe, sleeve pipe adopts with screw rod and is threaded, and is provided with spring between adapter sleeve and sleeve pipe, described sleeve pipe offers mounting hole, adapter sleeve is fixedly installed the limited post inserted in mounting hole.
6. the combination circuit breaker equipment be applied in intelligent grid according to claim 4 or 5, it is characterized in that, the operating axis of described circuit breaker operation mechanism is fixedly installed the swing arm of rotating with operating axis, be provided with the stud be threaded with it at the top edge of arc extinguishing insulated case, between this stud and above-mentioned swing arm, be provided with extension spring.
CN201420780010.7U 2014-12-10 2014-12-10 Be applied to the combination circuit breaker equipment in intelligent grid Active CN204270998U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420780010.7U CN204270998U (en) 2014-12-10 2014-12-10 Be applied to the combination circuit breaker equipment in intelligent grid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420780010.7U CN204270998U (en) 2014-12-10 2014-12-10 Be applied to the combination circuit breaker equipment in intelligent grid

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CN204270998U true CN204270998U (en) 2015-04-15

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104934256A (en) * 2015-06-26 2015-09-23 厦门协成实业有限公司 Three-position swtich
CN105845518A (en) * 2016-05-27 2016-08-10 宁波耐森电气科技有限公司 Structure of symmetrically arranging breaking springs on transmission shaft of circuit breaker switch
CN110797790A (en) * 2019-10-31 2020-02-14 上海电气集团股份有限公司 Large-current environment-friendly gas insulation switch cabinet

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104934256A (en) * 2015-06-26 2015-09-23 厦门协成实业有限公司 Three-position swtich
CN104934256B (en) * 2015-06-26 2017-03-08 协成科技股份有限公司 Tri-station isolating switch
CN105845518A (en) * 2016-05-27 2016-08-10 宁波耐森电气科技有限公司 Structure of symmetrically arranging breaking springs on transmission shaft of circuit breaker switch
CN110797790A (en) * 2019-10-31 2020-02-14 上海电气集团股份有限公司 Large-current environment-friendly gas insulation switch cabinet

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GR01 Patent grant
C14 Grant of patent or utility model
CP01 Change in the name or title of a patent holder

Address after: 213138 Jiangsu province Changzhou new North Menghe River town of Fumin Industrial Park Tang Jia Er Road No. 58

Patentee after: Jiangsu spring power Polytron Technologies Inc

Address before: 213138 Jiangsu province Changzhou new North Menghe River town of Fumin Industrial Park Tang Jia Er Road No. 58

Patentee before: Jiangsu Dechun Power Electric Co., Ltd.

C56 Change in the name or address of the patentee