CN209626088U - Breaker anti-bouncing device and solid insulation cabinet with it - Google Patents
Breaker anti-bouncing device and solid insulation cabinet with it Download PDFInfo
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- CN209626088U CN209626088U CN201920355912.9U CN201920355912U CN209626088U CN 209626088 U CN209626088 U CN 209626088U CN 201920355912 U CN201920355912 U CN 201920355912U CN 209626088 U CN209626088 U CN 209626088U
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- 238000009413 insulation Methods 0.000 title claims abstract description 24
- 239000007787 solid Substances 0.000 title claims abstract description 24
- 238000004146 energy storage Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 6
- 230000007246 mechanism Effects 0.000 description 3
- 230000005494 condensation Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Gas-Insulated Switchgears (AREA)
Abstract
The utility model discloses a kind of breaker anti-bouncing device and with its solid insulation cabinet, breaker anti-bouncing device includes: closing circuit, and closing circuit includes disconnecting switch auxiliary normal open switch, closing coil and the breaker normally closed auxiliary contact being connected in series；Sub-gate circuit, sub-gate circuit include that the normally opened auxiliary contact of breaker first being connected in series and opening coil, sub-gate circuit are connected between the anode and cathode for controlling small bus；Intermediate relay, intermediate relay includes intermediate relay coil, intermediate relay normally opened contact and intermediate relay normally-closed contact, intermediate relay coil and the second normally opened contact of breaker are connected in series, and it is connected between the anode and cathode for controlling small bus, intermediate relay normally opened contact is connected in parallel with the second normally opened contact of breaker, intermediate relay normally-closed contact and closing circuit are connected in series, and are connected between the anode and cathode for controlling small bus.The breaker anti-bouncing device has the function of anti-tripping, prevents secondary combined floodgate.
Description
Technical field
The utility model relates to power supply technique field more particularly to a kind of breaker anti-bouncing device and with its solid it is exhausted
Edge cabinet.
Background technique
In solid insulation cabinet, if the combined floodgate contact of control switch or automatic device in secondary circuit fails to return in time
It returns, and just closes a floodgate on faulty line and equipment, continuously closed it will cause breaker and cut phenomenon.At this point, being bound to cause insulation
Decline, oil temperature increase (oil-break), can cause breaker that explosion accident occurs when serious, jeopardize equipment and personal safety.For
This, proposes increase anti-jump loop in secondary circuit in the related technology, including tandem anti-jump loop, parallel anti-rebound
Road, spring energy-storage anti-jump loop, opening coil auxiliary contact formula anti-jump loop etc..
Currently, mostly using tandem anti-jump loop in the market, i.e., anti-trip relay is connected on disconnected by current start, the coil
In the trip(ping) circuit of road device, voltage hold-in winding is in parallel with the closing coil of breaker.However, the anti-jump loop requires operation
Height, and anti-bouncing function is single.
Utility model content
The utility model is intended to solve at least some of the technical problems in related technologies.For this purpose, this reality
It is to propose a kind of breaker anti-bouncing device with a novel purpose, with the function of realizing anti-tripping, prevent secondary combined floodgate.
In order to achieve the above objectives, the utility model first aspect proposes a kind of breaker anti-bouncing device, comprising: closes a floodgate back
Road, the closing circuit include the normally closed auxiliary touching of disconnecting switch auxiliary normal open switch, closing coil and breaker being connected in series
Point；
Sub-gate circuit, the sub-gate circuit include the normally opened auxiliary contact of breaker first and opening coil of series connection,
The sub-gate circuit is connected between the anode and cathode for controlling small bus；Intermediate relay, during the intermediate relay includes
Between relay coil, intermediate relay normally opened contact and intermediate relay normally-closed contact, the intermediate relay coil and open circuit
The second normally opened contact of device is connected in series, and is connected between the anode and cathode of the small bus of control, the intermediate relay
Normally opened contact is connected in parallel with second normally opened contact of breaker, the intermediate relay normally-closed contact and the closing circuit
It is connected in series, and is connected between the anode and cathode of the small bus of control.
The breaker anti-bouncing device of the utility model, by increasing intermediate relay in control circuit, to pass through centre
The disconnection of relay normally closed contact control closing circuit, it is therefore prevented that the generation of breaker jump, and reliable performance, so that height presses off
It is safer to close cabinet, and the device wiring is simple, it is easy to accomplish, it is at low cost.
In addition, the above-mentioned breaker anti-bouncing device of the utility model can also have the following additional technical features:
Optionally, the breaker anti-bouncing device, further includes: change-over switch, the change-over switch include long-range contact and
Contact on the spot, wherein the contact on the spot by switch knob on the spot respectively with the closing circuit and the intermediate relay
Coil is connected, and is connected by opening button on the spot with the sub-gate circuit, and the long-range contact is electric with the combined floodgate respectively
Road is connected with the opening circuit.
Optionally, the breaker anti-bouncing device, further includes instruction circuit, and the instruction circuit includes: to close a floodgate to indicate back
Road, the instruction circuit of closing a floodgate includes the combined floodgate indicator light and closing coil normally opened contact being connected in series, and the combined floodgate indicates back
Road is connected between the anode and cathode for controlling small bus；Separating brake indicates circuit, and separating brake instruction circuit includes being connected in series
Separating brake indicator light and opening coil normally-closed contact, separating brake instruction circuit be connected to the small bus of control anode and cathode it
Between.
Optionally, the breaker anti-bouncing device, further includes: tank circuit, the tank circuit include being connected in series
Energy storage motor and normally closed switch, the tank circuit are connected between the anode and cathode for controlling small bus.
Optionally, one end of the intermediate relay coil is connected with the anode for controlling small bus, the intermediate relay
The other end of coil is connected by the normally opened auxiliary contact of the breaker second with the cathode of the small bus of control；The centre
One end of relay normally closed contact is connected with the cathode of the small bus of control, the other end of the intermediate relay normally-closed contact
It is connected by the breaker normally-closed contact with the closing coil.
Optionally, disconnecting switch auxiliary normal open switch be connected to the switch knob on the spot and the closing coil it
Between.
Optionally, the breaker anti-bouncing device, further includes: the first air switch, first air switch are connected to
Between the anode of the small bus of control and the anode for controlling power supply；Second air switch, second air switch are connected to
Between the cathode of the small bus of control and the cathode of the control power supply.
Optionally, the normally opened auxiliary contact of the breaker first are connected to the opening button on the spot and the opening coil
Between.
Optionally, the intermediate relay coil is current start coil.
In order to achieve the above objectives, the utility model second aspect proposes a kind of solid insulation cabinet, including above-mentioned open circuit
Device anti-bouncing device.
The solid insulation cabinet of the utility model can be realized anti-tripping by above-mentioned breaker anti-bouncing device, prevent secondary
The function of combined floodgate.
The additional aspect of the utility model and advantage will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the breaker anti-bouncing device of the utility model embodiment；
Fig. 2 is the structural schematic diagram of the utility model one exemplary breaker anti-bouncing device；
Fig. 3 is the structural block diagram of the solid insulation cabinet of the utility model embodiment；
Fig. 4 is the front view of the utility model one exemplary solid insulation cabinet；
Fig. 5 is the side view of the utility model one exemplary solid insulation cabinet；
Fig. 6 is the top view of the utility model one exemplary solid insulation cabinet；And
Fig. 7 is the structural schematic diagram of the primary system of the utility model one exemplary solid insulation cabinet.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
Below with reference to the accompanying drawings the breaker anti-bouncing device of the utility model embodiment and the solid insulation cabinet with it are described.
Embodiment 1
Fig. 1 is the structural schematic diagram of the breaker anti-bouncing device of the utility model embodiment.
As shown in Figure 1, the breaker anti-bouncing device 110 includes: closing circuit 110, sub-gate circuit 120 and intermediate relay
Device.
Wherein, closing circuit 110 includes disconnecting switch auxiliary normal open switch QS, closing coil HQ and the open circuit being connected in series
Device normally closed auxiliary contact QV1；Sub-gate circuit 120 includes the normally opened auxiliary contact QV2 of breaker first and separating brake line being connected in series
TQ is enclosed, sub-gate circuit 120 is connected between the positive L+ and cathode L- for controlling small bus；Intermediate relay includes intermediate relay
Coil KA, intermediate relay normally opened contact KA1 and intermediate relay normally-closed contact KA2, intermediate relay coil KA and breaker
Second normally opened contact QV3 is connected in series, and is connected between the positive L+ and cathode L- for controlling small bus, and intermediate relay is normally opened
Contact KA1 is connected in parallel with the second normally opened contact of breaker QV3, and intermediate relay normally-closed contact KA2 connects with closing circuit 110
Connection, and be connected between the positive L+ and cathode L- for controlling small bus.
Optionally, intermediate relay coil KA is current start coil.
Specifically, referring to Fig. 1, when combined floodgate, disconnecting switch assists normal open switch QS closure, intermediate relay normally-closed contact
KA2 and breaker normally closed auxiliary contact QV1 are closed, and switching current can be given to closing coil HQ.At this point, if having event on route
Barrier, breaker the second normally opened contact QV3 closure, intermediate relay coil KA obtain electric, intermediate relay normally-closed contact KA2 opening,
Closing circuit 110 disconnects, even if also can not be completed feed motion there are still reclosing command, realizes anti-bouncing function.
In one example, as shown in Fig. 2, breaker anti-bouncing device 100 further include: change-over switch 130, change-over switch
130 include long-range contact SA1 and contact SA2 on the spot, wherein on the spot contact SA2 pass through on the spot switch knob SB1 respectively with combined floodgate
Circuit 110 is connected with intermediate relay coil KA, and is connected by opening button SB2 on the spot with sub-gate circuit 120, by just
Ground switch knob SB1 and on the spot opening button SB2 can realize emergent switching on-off operation, long-range contact SA2 respectively with combined floodgate circuit
110 are connected with opening circuit 120.Manual divide-shut brake or remote auto point can choose by change-over switch 130 as a result,
It closes a floodgate, so that control diversification.
Further, as shown in Fig. 2, breaker anti-bouncing device 100 further includes instruction circuit 140, instruction circuit 140 is wrapped
It includes: close a floodgate instruction circuit 141 and separating brake instruction circuit 142.
Wherein, close a floodgate combined floodgate indicator light HR and closing coil normally opened contact HQ1 of the instruction circuit 141 including series connection,
It closes a floodgate and indicates that circuit 141 is connected between the positive L+ and cathode L- for controlling small bus；Separating brake indicates that circuit 142 includes that series connection connects
The separating brake indicator light HG and opening coil normally-closed contact TQ1 connect, separating brake instruction circuit 142 are connected to the positive L+ for controlling small bus
Between cathode L-.
Further, as shown in Fig. 2, breaker anti-bouncing device 100 further include: tank circuit 150, tank circuit 150
Energy storage motor M and normally closed switch S1 including series connection, tank circuit 150 are connected to the positive L+ and cathode for controlling small bus
Between L-.
Optionally, referring to fig. 2, one end of intermediate relay coil KA is connected with the positive L+ for controlling small bus, centre after
The other end of electric apparatus coil KA is connected by the normally opened auxiliary contact QV3 of breaker second with the cathode L- for controlling small bus；It is intermediate
One end of relay normally closed contact KA2 is connected with the cathode L- for controlling small bus, the other end of intermediate relay normally-closed contact KA2
It is connected by breaker normally-closed contact QV1 with closing coil HQ.
Optionally, as shown in Fig. 2, disconnecting switch auxiliary normal open switch QS is connected to switch knob SB1 and closing line on the spot
It encloses between HQ, the normally opened auxiliary contact QV2 of breaker first is connected on the spot between opening button SB2 and opening coil TQ.
In an example of the utility model, as shown in Fig. 2, breaker anti-bouncing device 100 can also include: the first sky
Air cock ZK1 and the second air switch ZK2.Wherein, the first air switch ZK1 is connected to the positive L+ for controlling small bus and control
Between the positive KM+ of power supply；Second air switch ZK2 is connected to the cathode KM- of the cathode L- for controlling small bus and control power supply
Between.
In conclusion the breaker anti-bouncing device of the utility model embodiment, by among increasing in control circuit after
Electric appliance, to control the disconnection of closing circuit by intermediate relay normally-closed contact, it is therefore prevented that the generation of breaker jump, and performance
Reliably, so that high-tension switch cabinet is safer, and the device wiring is simple, it is easy to accomplish, it is at low cost.
Embodiment 2
Fig. 3 is the structural block diagram of the solid insulation cabinet of the utility model embodiment.
As shown in figure 3, the solid insulation cabinet 1000 includes the breaker anti-bouncing device 100 of above-described embodiment.
In an example of the utility model, the front view of solid insulation cabinet 1000 as shown in Figure 4, solid insulation cabinet
1000 are disposed with batch meter 200, control room 300, operating mechanism room 400 and cable vault 500 from top to bottom.Wherein, it measures
The mountable electric energy meter of case 200, realizes this unit metering and billing function；The mountable long-range divide-shut brake button in control room 300, instruction
Lamp, current voltmeter, microcomputer protecting device etc. operate this unit and show to realize；Operating mechanism room 400 may be provided with one
Secondary simulation drawing, on the spot switch knob SB1 and on the spot opening button SB2；Cable vault 500 is for connecing a cable.
As shown in figure 5, may be provided with switch gear room 600, above-mentioned breaker behind control room 300 and operating mechanism room 400
Closing circuit 110, sub-gate circuit 120, intermediate relay, tank circuit 150 and instruction circuit 140 in anti-bouncing device 100 etc.
It may be provided in switch gear room 600.
In this example, be also provided in solid insulation cabinet 1000 measurement circuit, protective loop, zero sequence circuit loop,
Show circuit, condensation control device (including condensation controller, heating circuit etc.) etc. are charged, specific structure does not limit herein
It is fixed.
Optionally, the height of solid insulation cabinet 1000 is 2200mm.
Further, as shown in fig. 6, the bottom of solid insulation cabinet 1000 may be provided with footing installation fixation hole 700 and bottom
Plate cable bearer hole 800.Wherein, footing installation fixation hole 700 is used for fixed solid insulation cabinet 1000, bottom plate cable bearer hole
800 for cable of string, and cable bearer is for fixing cable.
In this embodiment, solid insulation cabinet 1000 can be 10kV switchgear, and primary system is as shown in Figure 7.
The solid insulation cabinet of the utility model embodiment can be realized anti-tripping by above-mentioned breaker anti-bouncing device,
Prevent the function of secondary combined floodgate.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (10)
1. a kind of breaker anti-bouncing device characterized by comprising
Closing circuit, the closing circuit include disconnecting switch auxiliary normal open switch, closing coil and the breaker being connected in series
Normally closed auxiliary contact；
Sub-gate circuit, the sub-gate circuit includes the normally opened auxiliary contact of breaker first and opening coil of series connection, described
Sub-gate circuit is connected between the anode and cathode for controlling small bus；
Intermediate relay, the intermediate relay include intermediate relay coil, intermediate relay normally opened contact and intermediate relay
Device normally-closed contact, the intermediate relay coil and the second normally opened contact of breaker are connected in series, and it is small to be connected to the control
Between the anode and cathode of bus, the intermediate relay normally opened contact is connected in parallel with second normally opened contact of breaker,
The intermediate relay normally-closed contact and the closing circuit are connected in series, and are connected to the positive and negative of the small bus of control
Between pole.
2. breaker anti-bouncing device as described in claim 1, which is characterized in that further include:
Change-over switch, the change-over switch include long-range contact and contact on the spot, wherein the contact on the spot by closing a floodgate on the spot
Button is connected with the closing circuit and the intermediate relay coil respectively, and passes through opening button on the spot and the separating brake
Circuit is connected, and the long-range contact is connected with the closing circuit and the sub-gate circuit respectively.
3. breaker anti-bouncing device as described in claim 1, which is characterized in that further include instruction circuit, the instruction circuit
Include:
It closes a floodgate and indicates circuit, the instruction circuit of closing a floodgate includes the combined floodgate indicator light and closing coil normally opened contact being connected in series,
Combined floodgate instruction circuit is connected between the anode and cathode for controlling small bus；
Separating brake indicates circuit, and separating brake instruction circuit includes the separating brake indicator light and opening coil normally-closed contact being connected in series,
Separating brake instruction circuit is connected between the anode and cathode for controlling small bus.
4. breaker anti-bouncing device as described in claim 1, which is characterized in that further include:
Tank circuit, the tank circuit include the energy storage motor and normally closed switch being connected in series, and the tank circuit is connected to
It controls between the anode and cathode of small bus.
5. breaker anti-bouncing device as claimed in claim 2, which is characterized in that
One end of the intermediate relay coil is connected with the anode for controlling small bus, the other end of the intermediate relay coil
It is connected by the normally opened auxiliary contact of the breaker second with the cathode of the small bus of control；
One end of the intermediate relay normally-closed contact is connected with the cathode of the small bus of control, and the intermediate relay is normally closed
The other end of contact is connected by the breaker normally-closed contact with the closing coil.
6. breaker anti-bouncing device as claimed in claim 5, which is characterized in that the disconnecting switch auxiliary normal open switch connection
Between the switch knob on the spot and the closing coil.
7. breaker anti-bouncing device as claimed in claim 5, which is characterized in that further include:
First air switch, first air switch are connected to the anode and the anode of control power supply of the small bus of control
Between；
Second air switch, second air switch are connected to the cathode of the small bus of control and bearing for the control power supply
Between pole.
8. device anti-bouncing device in road according to claim 2, which is characterized in that the normally opened auxiliary contact of the breaker first connect
It connects between the opening button on the spot and the opening coil.
9. breaker anti-bouncing device as described in claim 1, which is characterized in that the intermediate relay coil is current start
Coil.
10. a kind of solid insulation cabinet, which is characterized in that including the anti-jump dress of breaker as claimed in any one of claims 1-9 wherein
It sets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920355912.9U CN209626088U (en) | 2019-03-20 | 2019-03-20 | Breaker anti-bouncing device and solid insulation cabinet with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920355912.9U CN209626088U (en) | 2019-03-20 | 2019-03-20 | Breaker anti-bouncing device and solid insulation cabinet with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209626088U true CN209626088U (en) | 2019-11-12 |
Family
ID=68457272
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920355912.9U Active CN209626088U (en) | 2019-03-20 | 2019-03-20 | Breaker anti-bouncing device and solid insulation cabinet with it |
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| Country | Link |
|---|---|
| CN (1) | CN209626088U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112542340A (en) * | 2020-11-09 | 2021-03-23 | 国网福建省电力有限公司检修分公司 | Control panel of isolating switch |
-
2019
- 2019-03-20 CN CN201920355912.9U patent/CN209626088U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112542340A (en) * | 2020-11-09 | 2021-03-23 | 国网福建省电力有限公司检修分公司 | Control panel of isolating switch |
| CN112542340B (en) * | 2020-11-09 | 2023-08-18 | 国网福建省电力有限公司检修分公司 | Isolating switch control board |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 413002 No. 1 Xuefu Road West, Longling Industrial Park, Heshan District, Yiyang City, Hunan Province Patentee after: Huaxiang XiangNeng Technology Co.,Ltd. Address before: 413002 No. 1 Xuefu Road West, Longling Industrial Park, Heshan District, Yiyang City, Hunan Province Patentee before: HXXN ELECTRICITY Co.,Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Circuit breaker anti tripping device and solid insulation cabinet with it Effective date of registration: 20231106 Granted publication date: 20191112 Pledgee: China Co. truction Bank Corp Yiyang branch Pledgor: Huaxiang XiangNeng Technology Co.,Ltd. Registration number: Y2023980063452 |