CN203415828U - Integrated isolation circuit breaker - Google Patents
Integrated isolation circuit breaker Download PDFInfo
- Publication number
- CN203415828U CN203415828U CN201320482177.0U CN201320482177U CN203415828U CN 203415828 U CN203415828 U CN 203415828U CN 201320482177 U CN201320482177 U CN 201320482177U CN 203415828 U CN203415828 U CN 203415828U
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- China
- Prior art keywords
- isolation circuit
- circuit breakers
- framework
- integrated form
- circuit breaker
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Abstract
The utility model discloses an integrated isolation circuit breaker which comprises a bracket. The bracket comprises a supporting leg and a framework which is arranged at the top of the leg; the integrated isolation circuit breaker further includes an isolation circuit breaker, a post insulator, a grounding switch, and an electronic current transformer which are integrated together and are arranged on the framework; the isolation circuit breaker, the post insulator and the electronic current transformer are coaxial; the electronic current transformer is arranged at the top of the isolation circuit breaker or is arranged between the isolation circuit breaker and the post insulator; the framework is provided with a shaft; and a grounding knife rod of the grounding switch rotates around the shaft so as to realize connection or disconnection with the isolation circuit breaker. The integrated isolation circuit breaker integrates the current transformer and the grounding switch into the inside of the isolation circuit breaker, so that the entire system is compact in structure and small in occupied area.
Description
[technical field]
The utility model is high-voltage switch gear field, relates to a kind of isolation circuit breakers of integrated form.
[background technology]
In traditional power station layout, circuit breaker hot side and low potential side have isolating switch and earthed switch, and every circuit breaker is all provided with independently current transformer, this layout type floor space is large, and because isolating switch is exposed in air, contact contact and driving parts are easily subject to the impact of dust storm and salt fog, have caused isolating switch often than circuit breaker, to have higher failure rate.Given this, people have proposed the concept of isolation circuit breakers and have set up relevant standard, cancel isolating switch, carry out the isolation of circuit breaker low potential side with breaker fracture, and carry out the isolation of circuit breaker hot side by the mode of manually isolation.Obviously, if on the basis of isolation circuit breakers, current transformer and earthed switch are also integrated in isolation circuit breakers, whole switching system structure will be compacter, and floor space also will be less.
[utility model content]
Technical problem to be solved in the utility model is to provide a kind of isolation circuit breakers of integrated form, and current transformer and earthed switch are integrated in isolation circuit breakers in the lump, and compact conformation, floor space are little.
For achieving the above object, the utility model is by the following technical solutions:
An isolation circuit breakers for integrated form, comprises support, and described support comprises supporting leg and is placed in the framework at supporting leg top; The isolation circuit breakers of described integrated form further comprises isolation circuit breakers, post insulator, earthed switch and the electronic current mutual inductor that is placed on framework and integrates, wherein, described isolation circuit breakers, post insulator and electronic current mutual inductor are coaxial, described electronic current mutual inductor be arranged on isolation circuit breakers top or be arranged on isolation circuit breakers and post insulator between; Described framework is provided with axle, and the ground connection knife bar of earthed switch is realized and the contacting or disconnection of isolation circuit breakers around the rotation of described axle.
As preferred embodiment of the present utility model, the first operating mechanism of driving isolation circuit breaker hangs the middle lower position that is arranged on described framework.
As preferred embodiment of the present utility model, drive the second operating mechanism of earthed switch to be fixed on described supporting leg.
As preferred embodiment of the present utility model, the transmission between described the first operating mechanism and isolation circuit breakers realizes by the first transmission mechanism, and it is inner that described the first transmission mechanism is arranged on described framework.
As preferred embodiment of the present utility model, the transmission between described the second operating mechanism and the ground connection knife bar of earthed switch realizes by the second transmission mechanism, and it is inner that described the second transmission mechanism is arranged on described framework.
As preferred embodiment of the present utility model, described electronic current mutual inductor comprises coil and collector, and described collector is arranged at coil outside, and coil and collector are encapsulated in respectively in the first and second outer covers, and these two outer covers are bolted connection.
As preferred embodiment of the present utility model, described coil is enclosed within on conductor, and conductor connects the lower flange of isolation circuit breakers and the upper flange of post insulator.
As preferred embodiment of the present utility model, described ground connection knife bar is realized the ground connection of isolation circuit breakers by contacting of the contactor with on isolation circuit breakers.
As preferred embodiment of the present utility model, described ground connection knife bar rotates around described axle, described in the surfaces of revolution that rotates to form vertical with the outlet direction of outlet terminal.
Compared with prior art, the isolation circuit breakers of the utility model integrated form at least has following beneficial effect: the utility model is integrated into isolation circuit breakers inside by current transformer and earthed switch, whole system compact conformation, and floor space is little.
[accompanying drawing explanation]
Fig. 1 is the structural representation of the isolation circuit breakers of the utility model integrated form, wherein, (A) is front view, is (B) end view.
Fig. 2 is the structural representation of electronic current mutual inductor in Fig. 1.
Fig. 3 is the structure chart of the utility model the first embodiment.
Fig. 4 is the structure chart of the utility model the second embodiment.
Fig. 5 is the enlarged drawing of I part in Fig. 4.
[embodiment]
Refer to shown in Fig. 1 to Fig. 2, the isolation circuit breakers of the utility model integrated form comprises pillar isolation circuit breakers 1, post insulator 2, and earthed switch 3, electronic current mutual inductor 4, support 5, main feature comprises:
(1) pillar isolation circuit breakers 1, post insulator 2, and earthed switch 3, electronic current mutual inductor 4 integrates, and is placed on support 5.Electronic current mutual inductor 4 is placed in the middle of the top or isolation circuit breakers 1 and post insulator 2 of isolation circuit breakers 1.
(2) electronic current mutual inductor 4 is comprised of coil 6, collector 7, and collector 7 is positioned over coil 6 sides, and coil 6 and collector 7 are encapsulated in respectively in the first outer cover 8 and the second outer cover 9, and these two outer covers are bolted connection.
(3) coil 6 is enclosed within on conductor 22, and conductor 22 connects the lower flange 23 of pillar isolation circuit breakers 1 and the upper flange 24 of post insulator 2.
(4) support 5 is comprised of supporting leg 10 and framework 11, and the below that the first operating mechanism 12 is suspended on framework 11 middles is used for driving isolation circuit breaker 1, the second operating mechanism 13 and is fixed on and on supporting leg 10, is used for driving earthed switch 3.
(5) first transmission mechanisms 15 and the second transmission mechanism 16 are all placed in framework 11 inside, the transmission that wherein the first transmission mechanism 15 is realized from the first operating mechanism 12 to isolation circuit breakers 1, the transmission that the second transmission mechanism 16 is realized from the second operating mechanism 13 to ground connection knife bar 17.
(6) the ground connection knife bar 17 of earthed switch 3 is placed in framework 11 outsides, ground connection knife bar 17 is around axle 18 rotations that are fixed on framework 11, the surfaces of revolution of ground connection knife bar 17 is vertical with outlet terminal 25, when ground connection knife bar 17 is when contactor 19 on isolation circuit breakers 1 contacts, isolation circuit breakers 1 is in ground state.
(7) data that collector 7 gathers are transmitted by optical fiber 20, and optical fiber 8 passes optical fiber insulator 21 or imbeds in post insulator 2.
The first embodiment:
Refer to shown in Fig. 3, a kind of pillar isolation circuit breakers of integrated form, comprises pillar isolation circuit breakers 1, post insulator 2, earthed switch 3, electronic current mutual inductor 4 and a support 5.The pillar isolation circuit breakers 1 of every phase, post insulator 2, earthed switch 3, electronic current mutual inductor 4 integrates, and is placed on a support 5.Electronic current mutual inductor 4 is placed on pillar isolation circuit breakers 1 top.
Electronic current mutual inductor 4 is comprised of coil 6, collector 7, and collector 7 is positioned over coil 6 outsides, and coil 6 and collector 7 are encapsulated in respectively in the first outer cover 8 and the second outer cover 9, and these two outer covers are bolted connection.The data that collector 7 gathers are transmitted by optical fiber 20, and optical fiber 20 is placed in optical fiber insulator 21 inside.
The first transmission mechanism 15 and the second transmission mechanism 16 are all placed in framework 11 inside, the transmission that wherein the first transmission mechanism 15 is realized from the first operating mechanism 12 to isolation circuit breakers 1, the transmission that the second transmission mechanism 16 is realized from the second operating mechanism 13 to ground connection knife bar 17.
The ground connection knife bar 17 of earthed switch is placed in framework 11 outsides, ground connection knife bar 17 is around axle 18 rotations that are fixed on framework 11, the surfaces of revolution of ground connection knife bar 17 is vertical with outlet terminal 25, and when ground connection knife bar 17 is when contactor 19 on isolation circuit breakers 1 contacts, isolation circuit breakers 1 is in ground state.
The second embodiment:
Refer to shown in Figure 4 and 5, a kind of pillar isolation circuit breakers of integrated form, comprises pillar isolation circuit breakers 1, post insulator 2, earthed switch 3, electronic current mutual inductor 4 and a support 5.The pillar isolation circuit breakers 1 of every phase, post insulator 2, earthed switch 3, electronic current mutual inductor 4 integrates, and is placed on a support 5.It is middle with post insulator 2 that electronic current mutual inductor 4 is placed on pillar isolation circuit breakers 1.
Electronic current mutual inductor 4 is comprised of coil 6, collector 7, and collector 7 is positioned over coil 6 outsides, and coil 6 and collector 7 are encapsulated in respectively in the first outer cover 8 and the second outer cover 9, and these two outer covers are bolted connection.Coil 6 is enclosed within on conductor 22, and conductor 22 connects the lower flange 23 of pillar isolation circuit breakers 1 and the upper flange 24 of post insulator 2.The data that collector 7 gathers are transmitted by optical fiber 20, and optical fiber 20 is embedded in the inside of post insulator 2.
The first transmission mechanism 15 and the second transmission mechanism 16 are all placed in framework 11 inside, the transmission that wherein the first transmission mechanism 15 is realized from the first operating mechanism 12 to isolation circuit breakers 1, the transmission that the second transmission mechanism 16 is realized from the second operating mechanism 13 to ground connection knife bar 17.
The ground connection knife bar 17 of earthed switch is placed in framework 11 outsides, ground connection knife bar 17 is around axle 18 rotations that are fixed on framework 11, the surfaces of revolution of ground connection knife bar 17 is vertical with outlet terminal 25, and when ground connection knife bar 17 is when contactor 19 on isolation circuit breakers 1 contacts, isolation circuit breakers 1 is in ground state.
Technique effect
(1) function is integrated: the pillar isolation circuit breakers of integrated form has been realized the integrated of the several functions such as circuit breaker, isolation, ground connection, current measurement, the pillar isolation circuit breakers compact overall structure of the integrated form of function.
(2) occupation of land space is little: owing to having adopted isolation circuit breakers, cancelled isolating switch, thereby reduced occupation of land space; On this basis, earthed switch summation current transformer is integrated into isolation circuit breakers capable, has further reduced occupation of land space.
Claims (8)
1. an isolation circuit breakers for integrated form, is characterized in that: comprise support (5), described support comprises supporting leg (10) and is placed in the framework (11) at supporting leg top; The isolation circuit breakers of described integrated form further comprises and is placed in isolation circuit breakers (1), post insulator (2), earthed switch (3) and the electronic current mutual inductor (4) that framework (11) is upper and integrate, wherein, described isolation circuit breakers (1), post insulator (2) and electronic current mutual inductor (4) are coaxial, described electronic current mutual inductor (4) be arranged on isolation circuit breakers (1) top or be arranged on isolation circuit breakers (1) and post insulator (2) between; Described framework (11) is provided with axle (18), and the ground connection knife bar (17) of earthed switch (3) is realized and the contacting or disconnection of isolation circuit breakers (1) around described axle (18) rotation.
2. the isolation circuit breakers of a kind of integrated form as claimed in claim 1, is characterized in that: first operating mechanism (12) of driving isolation circuit breaker hangs the middle lower position that is arranged on described framework (11).
3. the isolation circuit breakers of a kind of integrated form as claimed in claim 1, is characterized in that: drive second operating mechanism (13) of earthed switch (3) to be fixed on described supporting leg (10).
4. the isolation circuit breakers of a kind of integrated form as claimed in claim 2, it is characterized in that: the transmission between described the first operating mechanism (12) and isolation circuit breakers (1) realizes by the first transmission mechanism (15), and described the first transmission mechanism (15) is arranged on described framework (11) inside.
5. the isolation circuit breakers of a kind of integrated form as claimed in claim 3, it is characterized in that: the transmission between the ground connection knife bar (17) of described the second operating mechanism (13) and earthed switch realizes by the second transmission mechanism (16), and described the second transmission mechanism (16) is arranged on described framework (11) inside.
6. the isolation circuit breakers of a kind of integrated form as described in any one in claim 1 to 5, it is characterized in that: described electronic current mutual inductor comprises coil (6) and collector (7), described collector (7) is arranged at coil (6) outside, coil (6) and collector (7) are encapsulated in respectively in the first (8) and second outer cover (9), and these two outer covers are bolted connection.
7. the isolation circuit breakers of a kind of integrated form as claimed in claim 6, it is characterized in that: it is upper that described coil (6) is enclosed within conductor (22), conductor (22) connects the lower flange (23) of isolation circuit breakers (1) and the upper flange (24) of post insulator (2).
8. the isolation circuit breakers of a kind of integrated form as claimed in claim 1, is characterized in that: ground connection knife bar (17) is around described axle (18) rotation, described in the surfaces of revolution that rotates to form vertical with the outlet direction of outlet terminal (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320482177.0U CN203415828U (en) | 2013-08-07 | 2013-08-07 | Integrated isolation circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320482177.0U CN203415828U (en) | 2013-08-07 | 2013-08-07 | Integrated isolation circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203415828U true CN203415828U (en) | 2014-01-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320482177.0U Expired - Lifetime CN203415828U (en) | 2013-08-07 | 2013-08-07 | Integrated isolation circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203415828U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104391156A (en) * | 2014-11-07 | 2015-03-04 | 易能乾元（北京）电力科技有限公司 | All-optical fiber current transformer integrated with isolation circuit breaker |
| CN104410155A (en) * | 2014-11-12 | 2015-03-11 | 江苏东源电器集团股份有限公司 | Intelligent integrated breaker |
| CN104569533A (en) * | 2014-12-30 | 2015-04-29 | 北京航天时代光电科技有限公司 | External integrated type all fiber optical current transformer for isolated-type circuit breaker |
| CN104616929A (en) * | 2015-01-27 | 2015-05-13 | 山东泰开高压开关有限公司 | Isolation breaker electronic transformer installation structure |
| CN106501580A (en) * | 2016-12-23 | 2017-03-15 | 中国西电电气股份有限公司 | A kind of integrated form isolation circuit breakers and its electronic transformer collector |
| CN107332112A (en) * | 2017-06-30 | 2017-11-07 | 中国西电电气股份有限公司 | A kind of integrated system of electronic current mutual inductor and breaker |
-
2013
- 2013-08-07 CN CN201320482177.0U patent/CN203415828U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104391156A (en) * | 2014-11-07 | 2015-03-04 | 易能乾元（北京）电力科技有限公司 | All-optical fiber current transformer integrated with isolation circuit breaker |
| CN104410155A (en) * | 2014-11-12 | 2015-03-11 | 江苏东源电器集团股份有限公司 | Intelligent integrated breaker |
| CN104569533A (en) * | 2014-12-30 | 2015-04-29 | 北京航天时代光电科技有限公司 | External integrated type all fiber optical current transformer for isolated-type circuit breaker |
| CN104569533B (en) * | 2014-12-30 | 2017-11-07 | 北京航天时代光电科技有限公司 | A kind of external integrated form all-fiber current transformator of isolation circuit breakers |
| CN104616929A (en) * | 2015-01-27 | 2015-05-13 | 山东泰开高压开关有限公司 | Isolation breaker electronic transformer installation structure |
| CN106501580A (en) * | 2016-12-23 | 2017-03-15 | 中国西电电气股份有限公司 | A kind of integrated form isolation circuit breakers and its electronic transformer collector |
| CN106501580B (en) * | 2016-12-23 | 2020-01-03 | 中国西电电气股份有限公司 | Integrated isolation circuit breaker and electronic transformer collector thereof |
| CN107332112A (en) * | 2017-06-30 | 2017-11-07 | 中国西电电气股份有限公司 | A kind of integrated system of electronic current mutual inductor and breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140129 |