CN206961739U - A kind of high-pressure vacuum breaker interlock protection device - Google Patents
A kind of high-pressure vacuum breaker interlock protection device Download PDFInfo
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- CN206961739U CN206961739U CN201720974623.8U CN201720974623U CN206961739U CN 206961739 U CN206961739 U CN 206961739U CN 201720974623 U CN201720974623 U CN 201720974623U CN 206961739 U CN206961739 U CN 206961739U
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- breaker
- support bar
- fixedly connected
- protection device
- bar
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Abstract
The utility model discloses a kind of high-pressure vacuum breaker interlock protection device, including the first breaker and the second breaker, the outer wall of first breaker and the second breaker is fixedly connected, the port being connected is provided between first breaker and the second breaker, drive link is rotatably connected to by first rotating shaft in the port, support bar is slidably connected in first breaker and the second breaker, it is rotatablely connected between the bottom of the support bar and drive link, switching-on mechanism is fixedly connected with the top of the support bar, the support bar is fixedly connected with connecting rod close to one end of switching-on mechanism, the one end of the connecting rod away from support bar is provided with chute, sliding block is slidably connected in the chute.The utility model allows device effectively to ensure when a breaker works, the state that another breaker remains open automatically, avoids potential safety hazard existing for existing vacuum circuit breaker protection device by the setting of many places transmission mechanism.
Description
Technical field
It the utility model is related to high-pressure vacuum breaker technical field, more particularly to a kind of chain guarantor of high-pressure vacuum breaker
Protection unit.
Background technology
Vacuum circuit breaker is gained the name because the dielectric of contact gap after its arc-extinguishing medium and arc extinguishing is all high vacuum, and it has
There are small volume, in light weight, the advantages of not having to maintenance suitable for frequent operation, arc extinguishing, using more popularizing in power distribution network, one
As in the case of each own high-pressure vacuum breaker control power supply house lead in of the dual power supply of dual power supply high voltage customer out of doors, use first
During power supply, it is necessary to first disconnect the vacuum circuit breaker of b power supply, the rear vacuum circuit breaker for connecting A power supply, vice versa.It is but existing
Some high-pressure vacuum breaker interlock protection device structures are relatively simple, can not effectively ensure when a breaker works,
The state that another breaker remains open, so as to there is certain potential safety hazard.
Utility model content
The purpose of this utility model be in order to solve effectively ensure in the prior art when breaker works,
The problem of another breaker remains off, and a kind of high-pressure vacuum breaker interlock protection device proposed.
To achieve these goals, the utility model employs following technical scheme：
A kind of high-pressure vacuum breaker interlock protection device, including the first breaker and the second breaker, described first is disconnected
The outer wall of road device and the second breaker is fixedly connected, logical provided with what is be connected between first breaker and the second breaker
Mouthful, drive link is rotatably connected to by first rotating shaft in the port, slided in first breaker and the second breaker
Support bar is connected with, is rotatablely connected between the bottom of the support bar and drive link, is fixedly connected with the top of the support bar
Switching-on mechanism, the support bar are fixedly connected with connecting rod, the one end of the connecting rod away from support bar close to one end of switching-on mechanism
Provided with chute, sliding block is slidably connected in the chute, one end of the sliding block runs through the notch of chute and is fixedly connected with finger
Pin, it is rotatablely connected between the inwall of the pointer and breaker, first breaker and the second breaker are away from port side
Inwall on be equipped with mounting groove, slide bar is fixedly connected with the mounting groove, slip cap is connected to fix bar on the slide bar, institute
The one end of fix bar away from slide bar is stated through mounting groove and is connected with the lower rotation of support bar, the inner bottom part of the breaker is consolidated
Surely mounting blocks are connected with, cavity is provided with the mounting blocks, the inner bottom part of the cavity connects slide plate by the first spring slide,
Side of the slide plate away from the first spring is fixedly connected with kelly, and the interior top of cavity is run through in the one end of the kelly away from slide plate
Portion simultaneously stretches out, and one end of the kelly extension is connected with two symmetrically arranged fixture blocks by the second axis of rotation, described
The first torque spring is arranged with second rotating shaft, the both ends of first torque spring are fixedly connected with two fixture blocks respectively, institute
State fix bar and be provided with impenetrating mouth corresponding with kelly.
Preferably, be arranged with the second torque spring in the first rotating shaft, the both ends of second torque spring respectively with
Port inwall is fixedly connected with drive link.
Preferably, connected between the inwall of the sliding block and chute by second spring.
Preferably, some balls, the edge and fix bar phase of the ball are slidably connected on the inwall of the mounting groove
Contact.
Preferably, the support bar is connected with the inner bottom part of breaker by damping shock absorber.
Preferably, some fixed blocks have been fixedly connected with the outer wall of first breaker and the second breaker, it is described
Fixed block is provided with fixing port.
In the utility model, when the switching-on mechanism of the first breaker closes a floodgate, support bar drives drive link to move up, together
When make drive link drive the support bar in the second breaker to move down so that switching-on mechanism in the second breaker disconnects,
Now the support bar in the second breaker drives fix bar to move down, and makes kelly by the impenetrating mouth in fix bar, first
Fixture block blocks fix bar automatically in the presence of torque spring, while connecting rod band movable slider moves, and makes throw of pointer, so as to indicate the
Switch closing and switch opening situation in one breaker and the second breaker.The utility model makes dress by the setting of many places transmission mechanism
Putting can effectively ensure when a breaker works, and the state that another breaker remains open automatically, avoid existing
There is potential safety hazard existing for vacuum circuit breaker protection device.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of high-pressure vacuum breaker interlock protection device structural representation；
Fig. 2 is structural representation at Fig. 1 A；
Fig. 3 is structural representation at Fig. 1 B.
In figure：1 first breaker, 2 second breakers, 3 first rotating shafts, 4 drive links, 5 support bars, 6 switching-on mechanisms, 7 connect
Bar, 8 sliding blocks, 9 pointers, 10 slide bars, 11 fix bars, 12 mounting blocks, 13 first springs, 14 slide plates, 15 kellies, 16 second rotating shafts,
17 fixture blocks, 18 second springs, 19 balls, 20 damping shock absorbers, 21 fixed blocks.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.
In description of the present utility model, it is to be understood that term " on ", " under ", "front", "rear", "left", "right",
The orientation or position relationship of the instruction such as " top ", " bottom ", " interior ", " outer " are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
Reference picture 1-3, a kind of high-pressure vacuum breaker interlock protection device, including the first breaker 1 and the second breaker
2, the first breaker 1 is fixedly connected with the outer wall of the second breaker 2, is provided with and is connected between the first breaker 1 and the second breaker 2
Logical port, port is interior to be rotatably connected to drive link 4 by first rotating shaft 3, and for driving two support bars 5 to move, first is disconnected
Support bar 5 is slidably connected in the breaker 2 of road device 1 and second, for controlling switching-on mechanism 6, the bottom of support bar 5 and transmission
It is rotatablely connected between bar 4, the top of support bar 5 is fixedly connected with switching-on mechanism 6, for controlling working state of circuit breaker, support
Bar 5 is fixedly connected with connecting rod 7 close to one end of switching-on mechanism 6, and for support slipper 8, the one end of connecting rod 7 away from support bar 5 is set
There is chute, sliding block 8 is slidably connected in chute, for driving pointer 9 to deflect, one end of sliding block 8 is run through the notch of chute and consolidated
Surely pointer 9 is connected with, for indicating the working condition in breaker, is rotatablely connected between pointer 9 and the inwall of breaker, first
Mounting groove is equipped with inwall of the breaker 2 away from port side of breaker 1 and second, slide bar is fixedly connected with mounting groove
10, for supporting fix bar 11, slip cap is connected to fix bar 11 on slide bar 10, and for fixing support bar 5, fix bar 11 is away from sliding
One end of bar 10 is connected through mounting groove and with the lower rotation of support bar 5, and the inner bottom part of breaker is fixedly connected with mounting blocks
12, for installing slide plate 14, it is provided with cavity in mounting blocks 12, the inner bottom part of cavity is slidably connected slide plate by the first spring 13
14, for supporting kelly 15, side of the slide plate 14 away from the first spring 13 is fixedly connected with kelly 15, for supporting fixture block 17,
The one end of kelly 15 away from slide plate 14 is run through the inner top of cavity and stretched out, and one end that kelly 15 extends passes through the second rotating shaft
16 are rotatably connected to two symmetrically arranged fixture blocks 17, and for fixing fix bar 11, the first torsion is arranged with the second rotating shaft 16
Spring, fixture block is set to fix fix bar 11, the both ends of the first torque spring are fixedly connected with two fixture blocks 17 respectively, fixed
Bar 11 is provided with and 15 corresponding impenetrating mouth of kelly.
In the utility model, the second torque spring is arranged with first rotating shaft 3, the both ends of the second torque spring are respectively with leading to
Intraoral wall is fixedly connected with drive link 4, and certain torque force support is provided to drive link 4, is passed through between sliding block 8 and the inwall of chute
Second spring 18 is connected, and certain resilient support is provided to sliding block 8, and some balls 19 are slidably connected on the inwall of mounting groove,
The edge and fix bar 11 of ball 19 are in contact, and reduce the frictional force between fix bar 11 and mounting groove, support bar 5 and breaker
Inner bottom part connected by damping shock absorber 20, play certain cushioning effect, the first breaker 1 and the second breaker 2 it is outer
Some fixed blocks 21 are fixedly connected with wall, fixed block 21 is provided with fixing port, convenient fixed breaker.
In the utility model, when the switching-on mechanism 6 of the first breaker 1 closes a floodgate, support bar 5 drives drive link 4 to moving up
It is dynamic, while make drive link 4 drive the support bar 5 in the second breaker 2 to move down, so that the combined floodgate in the second breaker 2
Mechanism 6 disconnects, and now the support bar 5 in the second breaker 2 drives fix bar 11 to move down, and kelly 15 is passed through fix bar 11
On impenetrating mouth, fixture block 17 blocks fix bar 11 automatically in the presence of the first torque spring, while connecting rod 7 moves with movable slider 8
It is dynamic, deflect pointer 9, so as to indicate the switch closing and switch opening situation in the first breaker 1 and the second breaker 2.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (6)
1. a kind of high-pressure vacuum breaker interlock protection device, including the first breaker（1）With the second breaker（2）, its feature
It is, first breaker（1）With the second breaker（2）Outer wall be fixedly connected, first breaker（1）It is disconnected with second
Road device（2）Between be provided with the port that is connected, pass through first rotating shaft in the port（3）It is rotatably connected to drive link（4）, it is described
First breaker（1）With the second breaker（2）Inside slidably connect support bar（5）, the support bar（5）Bottom and transmission
Bar（4）Between be rotatablely connected, the support bar（5）Top be fixedly connected with switching-on mechanism（6）, the support bar（5）It is close
Switching-on mechanism（6）One end be fixedly connected with connecting rod（7）, the connecting rod（7）Away from support bar（5）One end be provided with chute, institute
State and sliding block is slidably connected in chute（8）, the sliding block（8）One end through chute notch and be fixedly connected with pointer（9）,
The pointer（9）It is rotatablely connected between the inwall of breaker, first breaker（1）With the second breaker（2）Away from logical
Mounting groove is equipped with the inwall of mouth side, slide bar is fixedly connected with the mounting groove（10）, the slide bar（10）Upper slip
It is socketed with fix bar（11）, the fix bar（11）Away from slide bar（10）One end through mounting groove and and support bar（5）Bottom
Portion is rotatablely connected, and the inner bottom part of the breaker is fixedly connected with mounting blocks（12）, the mounting blocks（12）It is interior to be provided with cavity, institute
The inner bottom part for stating cavity passes through the first spring（13）Be slidably connected slide plate（14）, the slide plate（14）Away from the first spring（13）'s
Side is fixedly connected with kelly（15）, the kelly（15）Away from slide plate（14）One end through cavity inner top and to extension
Stretch, the kelly（15）One end of extension passes through the second rotating shaft（16）It is rotatably connected to two symmetrically arranged fixture blocks（17）, institute
State the second rotating shaft（16）On be arranged with the first torque spring, the both ends of first torque spring respectively with two fixture blocks（17）Gu
Fixed connection, the fix bar（11）It is provided with and kelly（15）Corresponding impenetrating mouth.
2. a kind of high-pressure vacuum breaker interlock protection device according to claim 1, it is characterised in that described first turn
Axle（3）On be arranged with the second torque spring, the both ends of second torque spring respectively with port inwall and drive link（4）It is fixed
Connection.
A kind of 3. high-pressure vacuum breaker interlock protection device according to claim 1, it is characterised in that the sliding block
（8）Pass through second spring between the inwall of chute（18）Connection.
A kind of 4. high-pressure vacuum breaker interlock protection device according to claim 1, it is characterised in that the mounting groove
Inwall on slidably connect some balls（19）, the ball（19）Edge and fix bar（11）It is in contact.
A kind of 5. high-pressure vacuum breaker interlock protection device according to claim 1, it is characterised in that the support bar
（5）Pass through damping shock absorber with the inner bottom part of breaker（20）Connection.
6. a kind of high-pressure vacuum breaker interlock protection device according to claim 1, it is characterised in that described first is disconnected
Road device（1）With the second breaker（2）Outer wall on be fixedly connected with some fixed blocks（21）, the fixed block（21）It is provided with
Fixing port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720974623.8U CN206961739U (en) | 2017-08-07 | 2017-08-07 | A kind of high-pressure vacuum breaker interlock protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720974623.8U CN206961739U (en) | 2017-08-07 | 2017-08-07 | A kind of high-pressure vacuum breaker interlock protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206961739U true CN206961739U (en) | 2018-02-02 |
Family
ID=61380597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720974623.8U Active CN206961739U (en) | 2017-08-07 | 2017-08-07 | A kind of high-pressure vacuum breaker interlock protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206961739U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114023597A (en) * | 2021-11-13 | 2022-02-08 | 安徽明远电力设备制造有限公司 | Outdoor high-voltage alternating-current vacuum circuit breaker |
-
2017
- 2017-08-07 CN CN201720974623.8U patent/CN206961739U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114023597A (en) * | 2021-11-13 | 2022-02-08 | 安徽明远电力设备制造有限公司 | Outdoor high-voltage alternating-current vacuum circuit breaker |
| CN114023597B (en) * | 2021-11-13 | 2024-04-16 | 安徽明远电力设备制造有限公司 | Outdoor high-voltage alternating current vacuum circuit breaker |
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