CN207966850U - Guider for vacuum circuit-breaker insulated pull rod - Google Patents
Guider for vacuum circuit-breaker insulated pull rod Download PDFInfo
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- CN207966850U CN207966850U CN201721925365.0U CN201721925365U CN207966850U CN 207966850 U CN207966850 U CN 207966850U CN 201721925365 U CN201721925365 U CN 201721925365U CN 207966850 U CN207966850 U CN 207966850U
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- guide plate
- pin
- main connecting
- connecting lever
- vacuum circuit
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Abstract
The utility model is related to vacuum circuit-breaker insulated pull rod guiding technique fields, more particularly to a kind of guider for vacuum circuit-breaker insulated pull rod, including guide plate, main connecting lever, output toggle arm and connecting plate, described output toggle arm one end is connect with vacuum circuit breaker main shaft, the other end is connect with one end of the main connecting lever by the connecting plate, and the both ends of the connecting plate are connect with the output toggle arm and the main connecting lever by pin A respectively；The guide plate is located at the side of the main connecting lever, and the middle part of the main connecting lever is connect with the guide plate by pin B, and the other end and the guide plate and insulated tension pole of the main connecting lever pass through guiding pin connection；So that the movement locus of insulated tension pole is changed to linear type by arc, make being more uniformly stressed for breaker vacuum arc extinguishing chamber contact, and then reduce impact to vacuum arc extinguishing chamber corrugated tube, the moving contact of vacuum interrupter is more uniformly stressed, greatly improve breaker break performance and mechanical life.
Description
Technical field
The utility model is related to vacuum circuit-breaker insulated pull rod guiding technique fields, and in particular to one kind being used for vacuum circuit breaker
The guider of device insulated tension pole.
Background technology
The assembling structure of the insulated tension pole of vacuum circuit breaker is between insulated tension pole and main connecting lever by a pin at present
Connection, drawback that there are one this connection types are exactly main connecting lever as a radian movement is done in the rotation of main shaft.It is exhausted to drive
Edge pull rod also does radian movement.Although this radian very little, certain rush can be generated to the bellows in vacuum extinction room
In the service life for hitting to reduce vacuum interrupter, be in addition exactly to make moving contact unbalance stress in arc-chutes, to make vacuum interrupter
Moving contact when cut-offfing scaling loss it is uneven.Therefore finding a kind of new insulated tension pole guide frame becomes manufacture high-performance, longevity
Life, non-maintaining vacuum circuit breaker urgent problem to be solved.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of guiding dresses for vacuum circuit-breaker insulated pull rod
It sets, solves the technical issues of insulated tension pole does radian movement.
The technical solution that the utility model solves above-mentioned technical problem is as follows：Guiding for vacuum circuit-breaker insulated pull rod
Device, including guide plate, main connecting lever, output toggle arm and connecting plate, described output toggle arm one end are connect with vacuum circuit breaker main shaft, separately
One end is connect with one end of the main connecting lever by the connecting plate, the both ends of the connecting plate respectively with the output toggle arm and described
Main connecting lever is connected by pin A；The guide plate is located at the side of the main connecting lever, middle part and the guide plate of the main connecting lever
It is connected by pin B, the other end and the guide plate and insulated tension pole of the main connecting lever pass through guiding pin connection.
The utility model has the beneficial effects that：The utility model makes the movement locus of insulated tension pole be changed to directly by arc
Line style makes being more uniformly stressed for breaker vacuum arc extinguishing chamber contact, so reduce impact to vacuum arc extinguishing chamber corrugated tube,
The moving contact of vacuum interrupter is more uniformly stressed, and greatly improves breaker break performance and mechanical life, so that breaking
The break performance of device is more superior, longer life expectancy；And the utility model is simple and reliable, it is highly practical, it is ensured that insulated tension pole
The axis of movement locus and vacuum interrupter is to overlap.
Based on the above technical solution, the utility model can also do following improvement.
Further, the guide plate includes the first guide plate and the second guide plate, and first guide plate is equipped with first
Pilot hole, second guide plate are equipped with the second pilot hole；The quantity of the main connecting lever is two pieces, and two pieces of main connecting levers are remote
One end from the connecting plate is equipped with transitional pore；First guide plate and second guide plate are located at two masters and turn
The outside of arm, one end of the guide pin sequentially pass through first pilot hole, the transitional pore on a main connecting lever, absolutely
The both ends of edge pull rod, the transitional pore on another main connecting lever, second pilot hole, the guide pin are solid by block card
It is fixed；The described one end of second guide plate far from insulated tension pole is mounted on vacuum circuit breaker main shaft.
Advantageous effect using above-mentioned further scheme is：The movement locus for being more advantageous to insulated tension pole is in line type.
Further, the quantity of the output toggle arm and the connecting plate is two pieces and is arranged in parallel respectively, two connecting plates
One end be respectively positioned between two output toggle arms and by a pin A connections, the other end of two connecting plates is respectively positioned on described in two
Between main connecting lever and pass through another pin A connections.
Advantageous effect using above-mentioned further scheme is：Overall structure is more stablized.
Further, the pin B is brass pin；It is equipped with through-hole A, institute on first guide plate and second guide plate
The one end for stating brass pin sequentially passes through through-hole A on first guide plate, the middle part of the two main connecting levers, described second is oriented to
Through-hole A on plate.
Advantageous effect using above-mentioned further scheme is：It is more wear-resisting using brass pin, it is whole to improve the utility model
Wearability.
Further, the both ends of the brass pin and the pin A are fixed by block card.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model specific embodiment；
Fig. 2 is the structural schematic diagram of the utility model specific embodiment；
Fig. 3 is the structural schematic diagram of first guide plate；
Fig. 4 is the structural schematic diagram of the main connecting lever；
In attached drawing, parts list represented by the reference numerals are as follows：
1, main connecting lever, 2, output toggle arm, 3, connecting plate, 4, vacuum circuit breaker main shaft, 5, pin A, 6, pin B, 7, insulated tension pole, 8,
Guide pin, the 9, first guide plate, the 10, second guide plate, the 11, first pilot hole, the 12, second pilot hole, 13, transitional pore, 14, gear
Card, 15, through-hole A.
Specific implementation mode
The principles of the present invention and feature are described below in conjunction with attached drawing, example is served only for explaining this practicality
It is novel, it is not intended to limit the scope of the utility model.
As illustrated in fig. 1 and 2, the guider of vacuum circuit-breaker insulated pull rod, including guide plate, main connecting lever 1, output are used for
Connecting lever 2 and connecting plate 3,2 one end of the output toggle arm are connect with vacuum circuit breaker main shaft 4, the other end and the one of the main connecting lever 1
End is connected by the connecting plate 3, and the both ends of the connecting plate 3 are connected with the output toggle arm 2 and the main connecting lever 1 by pin A5 respectively
It connects；The guide plate is located at the side of the main connecting lever 1, and the middle part of the main connecting lever 1 is connect with the guide plate by pin B6,
The other end of the main connecting lever 1 is connect by guide pin 8 with the guide plate and insulated tension pole 7.
The bottom edge of the guide plate and the bottom plate of vacuum circuit breaker connect.
Further, as shown in Fig. 1,3 and 4, the guide plate includes the first guide plate 9 and the second guide plate 10, and described the
One guide plate 9 is equipped with the first pilot hole 11, and second guide plate 10 is equipped with the second pilot hole 12；The main connecting lever 1
Quantity is two pieces, and two pieces of 1 one end far from the connecting plate 3 of the main connecting lever are equipped with transitional pore 13；First guide plate, 9 He
Second guide plate 10 is located at the outside of the two main connecting levers 1, and one end of the guide pin 8 sequentially passes through described first
The transition on the transitional pore 13, insulated tension pole 7, another main connecting lever 1 on 11, the one main connecting lever 1 of pilot hole
Hole 13, second pilot hole 12, the both ends of the guide pin 8 are fixed by block card 14；Second guide plate 10 is far from absolutely
One end of edge pull rod 7 is mounted on vacuum circuit breaker main shaft 4；The opposite side of the two main connecting levers 1 is the two main connecting levers 1
Inside, it is opposite with inside for outside that side is the main connecting lever 1.
The quantity of the output toggle arm 2 and the connecting plate 3 is two pieces and is arranged in parallel respectively, and the one of two connecting plates 3
End is respectively positioned between two output toggle arms 2 and by one of pin A5 connection, and the other end of two connecting plates 3 is respectively positioned on two
Between the main connecting lever 1 and pass through another pin A5 connections.
The pin B6 is brass pin；It is equipped with through-hole A15, institute on first guide plate 9 and second guide plate 10
The one end for stating brass pin sequentially passes through through-hole A15 on first guide plate 9, the middle part of the two main connecting levers 1, described second
Through-hole A15 on guide plate 10.
The both ends of the brass pin and the pin A5 are fixed by block card 14.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (5)
1. the guider for vacuum circuit-breaker insulated pull rod, which is characterized in that turned including guide plate, main connecting lever (1), output
Arm (2) and connecting plate (3), described output toggle arm (2) one end are connect with vacuum circuit breaker main shaft (4), the other end and the main connecting lever
(1) one end is connected by the connecting plate (3), and the both ends of the connecting plate (3) are turned with the output toggle arm (2) and the master respectively
Arm (1) is connected by pin A (5)；The guide plate is located at the side of the main connecting lever (1), the middle part of the main connecting lever (1) and institute
It states guide plate to connect by pin B (6), the other end of the main connecting lever (1) is with the guide plate and insulated tension pole (7) by leading
It is connected to pin (8).
2. the guider according to claim 1 for vacuum circuit-breaker insulated pull rod, which is characterized in that the guiding
Plate includes the first guide plate (9) and the second guide plate (10), and first guide plate (9) is equipped with the first pilot hole (11), institute
It states the second guide plate (10) and is equipped with the second pilot hole (12)；The quantity of the main connecting lever (1) is two pieces, two pieces of main connecting levers
(1) one end far from the connecting plate (3) is equipped with transitional pore (13)；First guide plate (9) and second guide plate
(10) it is located at the outside of the two main connecting levers (1), one end of the guide pin (8) sequentially passes through first pilot hole
(11), the transitional pore (13) on a main connecting lever (1), insulated tension pole (7), described on another main connecting lever (1)
The both ends of transitional pore (13), second pilot hole (12), the guide pin (8) are fixed by block card (14)；Described second leads
It is mounted on vacuum circuit breaker main shaft (4) to the one end of plate (10) far from insulated tension pole (7).
3. the guider according to claim 2 for vacuum circuit-breaker insulated pull rod, which is characterized in that the output
The quantity of connecting lever (2) and the connecting plate (3) is two pieces and is arranged in parallel respectively, and one end of two connecting plates (3) is respectively positioned on two
It is connected between the output toggle arm (2) and by a pin A (5), the other end of two connecting plates (3) is respectively positioned on the two main connecting levers
(1) it is connected between and by another pin A (5).
4. the guider according to claim 2 or 3 for vacuum circuit-breaker insulated pull rod, which is characterized in that described
It is brass pin to sell B (6)；It is equipped with through-hole A (15), the Huang on first guide plate (9) and second guide plate (10)
One end of copper pin sequentially passes through through-hole A (15) on first guide plate (9), the middle part of the two main connecting levers (1), described
Through-hole A (15) on two guide plates (10).
5. the guider according to claim 4 for vacuum circuit-breaker insulated pull rod, which is characterized in that the brass
The both ends of pin and the pin A (5) are fixed by block card (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721925365.0U CN207966850U (en) | 2017-12-29 | 2017-12-29 | Guider for vacuum circuit-breaker insulated pull rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721925365.0U CN207966850U (en) | 2017-12-29 | 2017-12-29 | Guider for vacuum circuit-breaker insulated pull rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207966850U true CN207966850U (en) | 2018-10-12 |
Family
ID=63731618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721925365.0U Active CN207966850U (en) | 2017-12-29 | 2017-12-29 | Guider for vacuum circuit-breaker insulated pull rod |
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| Country | Link |
|---|---|
| CN (1) | CN207966850U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110911215A (en) * | 2019-12-09 | 2020-03-24 | 北京双杰电气股份有限公司 | Circuit breaker transmission mechanism |
-
2017
- 2017-12-29 CN CN201721925365.0U patent/CN207966850U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110911215A (en) * | 2019-12-09 | 2020-03-24 | 北京双杰电气股份有限公司 | Circuit breaker transmission mechanism |
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