CN206806233U - A kind of Novel common-box-type breaker - Google Patents
A kind of Novel common-box-type breaker Download PDFInfo
- Publication number
- CN206806233U CN206806233U CN201720476622.0U CN201720476622U CN206806233U CN 206806233 U CN206806233 U CN 206806233U CN 201720476622 U CN201720476622 U CN 201720476622U CN 206806233 U CN206806233 U CN 206806233U
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- China
- Prior art keywords
- contact
- drive shaft
- moving contact
- voltage connection
- box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of Novel common-box-type breaker, including casing and three single-phase circuit breaker insulation systems, three single-phase circuit breaker insulation systems are disposed side by side in the casing evenly and at intervals, and each single-phase circuit breaker insulation system includes insulation sealing shell, rotating slideway, drive shaft, support, seal plug, arc-chutes, stationary contact head flange, moving contact flange seat, moving contact, insulated tension pole, current sensor, electrode pull bar, the first high-voltage connection contact and the second high-voltage connection contact.Novel common-box-type breaker of the present utility model, it is modular construction, improves the integral insulation level of breaker, and connect reliably, installation is simple, not error-prone.
Description
Technical field
It the utility model is related to a kind of Novel common-box-type breaker.
Background technology
Breaker is the division switch for controlling electric loop, if the title air-break using air as arc-extinguishing medium (is opened
Close) if, the title sulfur hexafluoride breaker (switch) using SF6 gases as arc-extinguishing medium.Breaker is typically with rated current (load)
Selection, is used as the master switch of electric loop.Breaker is exactly a kind of switch in fact, its difference with other regular taps
Mainly exist：1. it is high to be applicable voltage class；2. arc-extinguishing medium and mode, there is vacuum, few oil, heavy wool and sulfur hexafluoride etc.；3. go out
Arc ability is strong, and effect is good.
The main function of breaker：The zero load in high-tension circuit and load current are switched on and off under normal circumstances；It is being
System can be engaged when breaking down with protection device and automatics, rapid disengagement failure electric current, fault spread be prevented, so as to protect
Demonstrate,prove system safety operation.
In the prior art, breaker is not modular structure, and installation is inconvenient, and safeguards inconvenience.
Utility model content
The purpose of this utility model is the defects of overcoming prior art, there is provided a kind of Novel common-box-type breaker, is module
Change structure, improve the integral insulation level of breaker, and connect reliably, installation is simple, not error-prone.
Realizing the technical scheme of above-mentioned purpose is：A kind of Novel common-box-type breaker, including casing and three single-phase open circuits
Device insulation system, three single-phase circuit breaker insulation systems are disposed side by side in the casing evenly and at intervals, each described
Single-phase circuit breaker insulation system includes insulation sealing shell, rotating slideway, drive shaft, support, seal plug, arc-chutes, stationary contact
Head flange, moving contact flange seat, moving contact, insulated tension pole, current sensor, electrode pull bar, the first high-voltage connection contact and
Two high-voltage connection contacts, wherein：
The first bushing jack is offered correspondingly in two side walls being oppositely arranged of the insulation sealing shell
With the second bushing jack, and the bottom hole of the first bushing jack and the first high-voltage connection contact, institute
State the bottom hole of the second bushing jack and the second high-voltage connection contact；
Drive shaft mounting groove, the rotating slideway, drive shaft and branch are offered in one side wall of the insulation sealing shell
Frame is separately positioned in the drive shaft mounting groove；
The drive shaft is set on the support, and is connected with the rotating slideway；
Opening of the seal plug closure in the drive shaft mounting groove；
The stationary contact head flange is arranged on the static contact of the arc-chutes；
The moving contact is slidably disposed in the moving contact flange seat, and with the moved end conducting rod of the arc-chutes
It is connected；
Offer groove in the outside wall surface of the moving contact, be inlaid with fingertip spring in the groove, the fingertip spring with
The internal face electrical contact of the moving contact flange seat；
The insulated tension pole is arranged between the stationary contact head flange and the moving contact flange seat；
The current sensor is arranged in the outside wall surface of the moving contact flange seat；
One end of the electrode pull bar is connected with the moving contact, and the other end is connected with the rotating slideway；
The first high-voltage connection contact is connected with the stationary contact head flange；
The second high-voltage connection contact is connected with the moving contact flange seat；
The arc-chutes, stationary contact head flange, moving contact flange seat, insulated tension pole, current sensor, the first high-voltage connection touch
Head, the second high-voltage connection contact are respectively by insulating materials sealing in the insulation sealing shell；
The drive shaft of three single-phase circuit breaker insulation systems is coaxially disposed and is connected in turn.
A kind of above-mentioned Novel common-box-type breaker, wherein, the drive shaft mounting groove is located at second bushing
The underface of jack.
A kind of above-mentioned Novel common-box-type breaker, wherein, the bottom land of the drive shaft mounting groove and the moving contact method
Blue seat connection.
A kind of above-mentioned Novel common-box-type breaker, wherein, the insulation sealing of each single-phase circuit breaker insulation system
The bottom of shell is fixed on the bottom plate of the casing by connecting support member.
A kind of above-mentioned Novel common-box-type breaker, wherein, first sleeve is plugged with the first bushing jack,
And one end of the first sleeve and the first high-voltage connection contact, the other end extend to the outside of the casing；Institute
State and the second sleeve pipe is plugged with the second bushing jack, and one end of second sleeve pipe and the second high-voltage connection contact
Contact, the other end extend to the outside of the casing.
A kind of above-mentioned Novel common-box-type breaker, wherein, between the first sleeve and the first bushing jack with
And it is respectively arranged with cushion between second sleeve pipe and the second bushing jack.
A kind of above-mentioned Novel common-box-type breaker, wherein, the drive shaft of three single-phase circuit breaker insulation systems is adopted
With the drive shaft of same motor.
Novel common-box-type breaker of the present utility model, compared with prior art, there is advantages below：
(1) all components of unidirectional breaker insulation system improve breaker by sealing inside insulating materials
Integral insulation is horizontal；
(2) modular integrated structure, connection is reliable, and installation is simple, not error-prone；
(3) oil-free is green without gas, from safeguarding.
Brief description of the drawings
Fig. 1 is the overall structure figure of Novel common-box-type breaker of the present utility model；
Fig. 2 is the sectional view of Novel common-box-type breaker of the present utility model.
Embodiment
In order that those skilled in the art are better understood when the technical solution of the utility model, with reference to attached
Its embodiment is described in detail figure：
Refer to Fig. 1 and Fig. 2, most preferred embodiment of the present utility model, a kind of Novel common-box-type breaker, including casing
100 and three single-phase circuit breaker insulation systems 200, three single-phase circuit breaker insulation systems 200 be disposed side by side on evenly and at intervals
In casing 100.
Each single-phase circuit breaker insulation system 200 includes insulation sealing shell 1, rotating slideway 2, drive shaft 3, support 5, close
Block head 4, arc-chutes 10, stationary contact head flange 12, moving contact flange seat 7, moving contact 9, insulated tension pole 11, current sensor 8, electricity
Pole pull bar 6, the first high-voltage connection contact 15 and the second high-voltage connection contact 18.
The He of the first bushing jack 13 is offered correspondingly in two side walls being oppositely arranged of insulation sealing shell 1
Second bushing jack 14, and the bottom hole of the first bushing jack 13 contacts with the first high-voltage connection contact 15, second is high
The bottom hole of pressure sleeve hub 14 contacts with the second high-voltage connection contact 18；Driving is offered in one side wall of insulation sealing shell 1
Axle mounting groove 19, rotating slideway 2, drive shaft 3 and support 5 are separately positioned in drive shaft mounting groove 19；Drive shaft mounting groove 19
Positioned at the underface of the second bushing jack 14, the bottom land of drive shaft mounting groove 19 connects with moving contact flange seat 7.Drive shaft
3 are set on support 5, and are connected with rotating slideway 2；Seal plug 4 blocks the opening in drive shaft mounting groove 19；Stationary contact head flange
12 are arranged on the static contact of arc-chutes 10；Moving contact 9 is slidably disposed in moving contact flange seat 7, and with arc-chutes 10
Moved end conducting rod be connected；Groove is offered in the outside wall surface of moving contact 9, fingertip spring, fingertip spring are inlaid with the groove
Made electrical contact with the internal face of moving contact flange seat 7；Insulated tension pole 11 be arranged on stationary contact head flange 12 and moving contact flange seat 7 it
Between；Current sensor 8 is arranged in the outside wall surface of moving contact flange seat 7；One end of electrode pull bar 6 is connected with moving contact 9, another
End is connected with rotating slideway 2；First high-voltage connection contact 15 is connected with stationary contact head flange 12；Second high-voltage connection contact 18 is with moving
Contact flange seat 7 is connected；Arc-chutes 10, stationary contact head flange 12, moving contact flange seat 7, insulated tension pole 11, current sensor 8,
One high-voltage connection contact 15, the second high-voltage connection contact 18 are respectively by insulating materials sealing in insulation sealing shell 1.
The drive shaft 3 of three single-phase circuit breaker insulation systems 200 is coaxially disposed and is connected in turn.I.e. three single-phase
The drive shaft of breaker insulation system 200 uses the drive shaft of same motor.
The bottom of the insulation sealing shell 1 of each single-phase circuit breaker insulation system 200 is fixed on casing by connecting support member
On 100 bottom plate.
In each single-phase circuit breaker insulation system 200, first sleeve 20 is plugged with the first bushing jack 13, and the
One end of sleeve 20 contacts with the first high-voltage connection contact 15, and the other end extends to the outside of casing 100；Second bushing
The second sleeve pipe 21 is plugged with 14 jacks, and one end of the second sleeve pipe 21 contacts with the second high-voltage connection contact 18, the other end prolongs
Extend the outside of casing 100.Between the bushing jack 13 of first sleeve 20 and first and the second sleeve pipe 21 and the second high pressure
Cushion is respectively arranged between sleeve hub 14.Two sleeve pipes each act as inlet-outlet sleeve.
In each single-phase circuit breaker insulation system 200, the first high-voltage connection contact 15 passes through stationary contact head flange 12 and arc extinguishing
The static contact of room 10 is connected, the second high-voltage connection contact 18 connection moving contact flange seat 7, moving contact 9 by electrode pull bar 6 with
Rotating slideway 2 is connected, and drive shaft 3 can drive the driving electrodes pull bar 6 of rotating slideway 2 to drag moving contact 9 in moving contact flange seat 7
Interior slip, and moving contact 9 realizes conductive contact by the fingertip spring being embedded in its groove with moving contact flange seat 7.Installing
Current sensor 8 outside moving contact flange seat 7 can be with the current signal in observation circuit.
Novel common-box-type breaker of the present utility model, three independent single-phase circuit breaker insulation systems 200 pass through connection
Positioning arrangement is supported, is allowed to uniform in the internal clearance of casing 100, symmetrical configuration, position is fixed.Each single-phase circuit breaker insulation system
200 disengaging line electrode connects entrance bushing and outlet casing tube by plugging mode respectively.Same motor driving shaft extends through
In in three independent single-phase circuit breaker insulation systems 200, drive shaft drives rotating slideway, extraction electrodes pull bar, completes vacuum
The breaking operation of contact in arc-chutes.
In summary, Novel common-box-type breaker of the present utility model, it is modular construction, improves the entirety of breaker
Dielectric level, and connect reliably, installation is simple, not error-prone.
Those of ordinary skill in the art is it should be appreciated that the embodiment of the above is intended merely to illustrate that this practicality is new
Type, and be not used as to restriction of the present utility model, as long as in spirit of the present utility model, to described above
Change, the modification of embodiment will all fall in Claims scope of the present utility model.
Claims (7)
- A kind of 1. Novel common-box-type breaker, it is characterised in that including casing and three single-phase circuit breaker insulation systems, described three Individual single-phase circuit breaker insulation system is disposed side by side in the casing evenly and at intervals, each single-phase circuit breaker insulation system Include insulation sealing shell, rotating slideway, drive shaft, support, seal plug, arc-chutes, stationary contact head flange, moving contact flange Seat, moving contact, insulated tension pole, current sensor, electrode pull bar, the first high-voltage connection contact and the second high-voltage connection contact, its In：The first bushing jack and the are offered correspondingly in two side walls being oppositely arranged of the insulation sealing shell Two bushing jacks, and the bottom hole of the first bushing jack and the first high-voltage connection contact, described the The bottom hole of two bushing jacks and the second high-voltage connection contact；Drive shaft mounting groove, the rotating slideway, drive shaft and support point are offered in one side wall of the insulation sealing shell It is not arranged in the drive shaft mounting groove；The drive shaft is set on the support, and is connected with the rotating slideway；Opening of the seal plug closure in the drive shaft mounting groove；The stationary contact head flange is arranged on the static contact of the arc-chutes；The moving contact is slidably disposed in the moving contact flange seat, and with the moved end conducting rod phase of the arc-chutes Even；Offer groove in the outside wall surface of the moving contact, be inlaid with fingertip spring in the groove, the fingertip spring with it is described The internal face electrical contact of moving contact flange seat；The insulated tension pole is arranged between the stationary contact head flange and the moving contact flange seat；The current sensor is arranged in the outside wall surface of the moving contact flange seat；One end of the electrode pull bar is connected with the moving contact, and the other end is connected with the rotating slideway；The first high-voltage connection contact is connected with the stationary contact head flange；The second high-voltage connection contact is connected with the moving contact flange seat；The arc-chutes, stationary contact head flange, moving contact flange seat, insulated tension pole, current sensor, the first high-voltage connection contact, Second high-voltage connection contact is respectively by insulating materials sealing in the insulation sealing shell；The drive shaft of three single-phase circuit breaker insulation systems is coaxially disposed and is connected in turn.
- 2. a kind of Novel common-box-type breaker according to claim 1, it is characterised in that the drive shaft mounting groove is located at The underface of the second bushing jack.
- A kind of 3. Novel common-box-type breaker according to claim 1, it is characterised in that the groove of the drive shaft mounting groove Bottom connects with the moving contact flange seat.
- 4. a kind of Novel common-box-type breaker according to claim 1, it is characterised in that each single-phase circuit breaker is exhausted The bottom of the insulation sealing shell of edge structure is fixed on the bottom plate of the casing by connecting support member.
- A kind of 5. Novel common-box-type breaker according to claim 1, it is characterised in that the first bushing jack First sleeve is inside plugged with, and one end of the first sleeve and the first high-voltage connection contact, the other end extend to The outside of the casing；The second sleeve pipe, and one end of second sleeve pipe and institute are plugged with the second bushing jack The second high-voltage connection contact is stated, the other end extends to the outside of the casing.
- A kind of 6. Novel common-box-type breaker according to claim 5, it is characterised in that the first sleeve and first high Cushion is respectively arranged between pressure sleeve hub and between second sleeve pipe and the second bushing jack.
- 7. a kind of Novel common-box-type breaker according to claim 1, it is characterised in that three single-phase circuit breakers are exhausted The drive shaft of edge structure uses the drive shaft of same motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720476622.0U CN206806233U (en) | 2017-04-27 | 2017-04-27 | A kind of Novel common-box-type breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720476622.0U CN206806233U (en) | 2017-04-27 | 2017-04-27 | A kind of Novel common-box-type breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206806233U true CN206806233U (en) | 2017-12-26 |
Family
ID=60738728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720476622.0U Withdrawn - After Issue CN206806233U (en) | 2017-04-27 | 2017-04-27 | A kind of Novel common-box-type breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206806233U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106887360A (en) * | 2017-04-27 | 2017-06-23 | 上海固缘电力科技有限公司 | A kind of Novel common-box-type breaker |
-
2017
- 2017-04-27 CN CN201720476622.0U patent/CN206806233U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106887360A (en) * | 2017-04-27 | 2017-06-23 | 上海固缘电力科技有限公司 | A kind of Novel common-box-type breaker |
| CN106887360B (en) * | 2017-04-27 | 2019-06-14 | 上海固缘电力科技有限公司 | A kind of common box type breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20171226 Effective date of abandoning: 20190614 |
|
| AV01 | Patent right actively abandoned |