CN206976191U - A kind of piston mechanism of Fast mechanical switch - Google Patents
A kind of piston mechanism of Fast mechanical switch Download PDFInfo
- Publication number
- CN206976191U CN206976191U CN201720539425.9U CN201720539425U CN206976191U CN 206976191 U CN206976191 U CN 206976191U CN 201720539425 U CN201720539425 U CN 201720539425U CN 206976191 U CN206976191 U CN 206976191U
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- China
- Prior art keywords
- repulsion dish
- sliding block
- mechanical switch
- piston cylinder
- piston
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Abstract
A kind of piston mechanism of Fast mechanical switch is the utility model is related to, its innovative point is：Including switching winding, pull bar, piston cylinder, closing coil, repulsion dish, sliding block and spring, the sliding block and spring are each provided in piston rod, one end of the spring offsets with piston cylinder, one end of the other end and sliding block offsets, the repulsion dish are located in the inner chamber of piston cylinder, and the other end of repulsion dish and sliding block is articulated and connected, and the pull bar is fixedly connected with repulsion dish, the switching winding and closing coil are respectively provided at the both sides up and down of repulsion dish, and gap is provided between switching winding and repulsion dish.The utility model is integrated with electrodynamic repulsion force close/open machine, and is provided point for mechanical switch, "on" position confining force, while mitigates dynamic contact mechanism quality, improves divide-shut brake speed.
Description
Technical field
It the utility model is related to a kind of piston mechanism, and in particular to a kind of piston mechanism of Fast mechanical switch, belong to straight
Flow breaker technical field.
Background technology
With the quickening of China's DC transmission engineering construction, introducing of the high voltage DC breaker in direct current transportation, for solution
Certainly direct current network short circuit current failure, rapid disengagement failure electric current, there is provided technical guarantee.Wherein Fast mechanical switch is as direct current
Breaker nucleus equipment, its divide-shut brake speed directly affect the integral insulation performance of dc circuit breaker.
Fast mechanical switch divide-shut brake speed depends primarily on dynamic contact mechanism quality size, and its point, closing retention force are determined
Determine the static insulating performance of mechanical switch and through-flow performance, it is therefore desirable to a kind of "on" position and the stable bistable of gate-dividing state
Piston mechanism, reliable and stable point, closing retention force can be provided, while dynamic contact mechanism quality can be reduced, improve division
Lock speed, so as to ensure mechanical switch overall performance.
The content of the invention
The purpose of this utility model is：A kind of piston mechanism of Fast mechanical switch is provided, it is integrated with electrodynamic repulsion force point
Switching-on mechanism, and provide point for mechanical switch, "on" position confining force, while mitigate dynamic contact mechanism quality, improve division
Lock speed.
In order to achieve the above object, the technical solution of the utility model is：A kind of piston mechanism of Fast mechanical switch, its
Innovative point is：Including switching winding, pull bar, piston cylinder, closing coil, repulsion dish, sliding block and spring, the sliding block and spring
It is each provided in piston cylinder, one end and the piston cylinder of the spring are offseted, and one end of the other end and sliding block offsets, and the repulsion dish are set
In the inner chamber of piston cylinder, and the other end of repulsion dish and sliding block is articulated and connected, and the pull bar is fixedly connected with repulsion dish, described
Switching winding and closing coil are respectively provided at the both sides up and down of repulsion dish, and gap is provided between switching winding and repulsion dish.
In the above-mentioned technical solutions, switching winding peace has been respectively fixedly connected with it on the end face of the both sides up and down of the piston cylinder
Loading board and closing coil installing plate, the switching winding are arranged on switching winding installing plate, and closing coil is arranged on closing line
Enclose on installing plate.
In the above-mentioned technical solutions, in addition to sliding sleeve, the sliding block are located in sliding sleeve, and the other end of spring and sliding sleeve phase
Support.
In the above-mentioned technical solutions, in addition to hinge bar, one end of the hinge bar and the other end of sliding block are articulated and connected,
The other end of repulsion dish and hinge bar is articulated and connected.
In the above-mentioned technical solutions, the periphery of the repulsion dish is uniformly hinged with six hinge bars, and six are provided with piston cylinder
Individual sliding block, sliding block corresponding with piston cylinder is articulated and connected six hinge bars of the repulsion dish periphery respectively.
In the above-mentioned technical solutions, in addition to sliding sleeve, the sliding block are located in sliding sleeve；The outboard end at the piston cylinder both ends
Face is provided with shrouding, and one end of the spring and the shrouding of piston cylinder offset, and the other end offsets with sliding sleeve.
In the above-mentioned technical solutions, the spacing in the gap between the switching winding and repulsion dish is 2mm~3mm.
In the above-mentioned technical solutions, the pull bar is fixed at the center of repulsion dish, and is additionally provided with the center of repulsion dish
Strengthen boss.
In the above-mentioned technical solutions, the piston cylinder is ring-shaped piston cylinder, the switching winding installing plate and closing line
It is annular mounting plate to enclose installing plate.
Good effect is possessed by the utility model：Using the piston mechanism of Fast mechanical switch of the present utility model
Afterwards, because the utility model includes switching winding, pull bar, piston cylinder, closing coil, repulsion dish, sliding block and spring, the sliding block
It is each provided at spring in piston cylinder, one end and the piston cylinder of the spring offset, and one end of the other end and sliding block offsets, the reprimand
Power disk is located in the inner chamber of piston cylinder, and the other end of repulsion dish and sliding block is articulated and connected, and the pull bar is fixed with repulsion dish to be connected
Connect, the switching winding and closing coil are respectively provided at the both sides up and down of repulsion dish, and are provided between switching winding and repulsion dish
Gap；The utility model has the advantages that：
1) the utility model becomes one divide-shut brake coil and repulsion dish, is not only concise in structure, saves installing space,
And mitigate dynamic contact mechanism weight, improve divide-shut brake speed；
2) piston structure of the present utility model has provides predetermined combined floodgate pretightning force to close a floodgate, while keeps disconnected for separating brake
It is "on" position and the stable bistable piston mechanism of gate-dividing state that mouth, which is opened away from so that the utility model, can be provided reliable
Stable point, closing retention force, while dynamic contact mechanism quality can be reduced, divide-shut brake speed is improved, so as to ensure that machinery is opened
Close overall performance.
3) will not be overturn during the utility model use, therefore, with the matching used dynamic contact mechanism of the utility model
Without additionally configuring guide frame.
Brief description of the drawings
Fig. 1 is a kind of structural representation of embodiment of the present utility model；
Fig. 2 is a kind of dimensional structure diagram of embodiment of the present utility model；
Marked in figure：1st, switching winding, 2, pull bar, 3, switching winding installing plate, 4, piston cylinder, 5, shrouding, 6, closing line
Enclose installing plate, 7, closing coil, 8, repulsion dish, 9, hinge bar, 10, sliding block, 11, spring, 12, sliding sleeve.
Embodiment
Below in conjunction with accompanying drawing and the embodiment provided, the utility model is further described, but is not limited to
This.
As shown in Figure 1, 2, a kind of piston mechanism of Fast mechanical switch, including switching winding 1, pull bar 2, piston cylinder 4, conjunction
Brake cable circle 7, repulsion dish 8, sliding block 10 and spring 11, the sliding block 10 and spring 11 are each provided in piston cylinder 4, the spring 11
One end offseted with piston cylinder 4, one end of the other end and sliding block 10 is offseted, and the repulsion dish 8 are located in the inner chamber of piston cylinder 4,
And repulsion dish 8 and the other end of sliding block 10 are articulated and connected, the pull bar 2 is fixedly connected with repulsion dish 8, the He of switching winding 1
Closing coil 7 is respectively provided at the both sides up and down of repulsion dish 8, and gap is provided between switching winding 1 and repulsion dish 8.
As shown in figure 1, in order that the utility model structure it is more reasonable, and be easily installed switching winding 3 and close a floodgate
Coil 7, switching winding installing plate 3 and closing coil peace are respectively fixedly connected with the end face of the both sides up and down of the piston cylinder 4
Loading board 6, the switching winding 1 are arranged on switching winding installing plate 3, and closing coil 7 is arranged on closing coil installing plate 6.
As shown in figure 1, in order to further improve the smoothness of the opposing pistons cylinder 4 of sliding block 10 slip, the utility model also wraps
Sliding sleeve 12 is included, the sliding block 10 is located in sliding sleeve 12, and the other end of spring 11 offsets with sliding sleeve 12.The sliding sleeve 12 is by solid
Body lubriation material is made, for example, polytetrafluoroethylene (PTFE).
As shown in Figure 1, 2, in order that the utility model is simple for structure and in light weight, in addition to hinge bar 9, the hinge
One end of extension bar 9 and the other end of sliding block 10 are articulated and connected, and repulsion dish 8 and the other end of hinge bar 9 are articulated and connected.
As shown in Fig. 2 the repulsion dish 8 carry six hinge holes, efficiency of assembling is so not only improved so that structure letter
It is clean, and weight is relatively light, and the periphery of the repulsion dish 8 is uniformly hinged with six hinge bars 9, and six are provided with piston cylinder 4
Sliding block 10, sliding block 10 corresponding with piston cylinder 4 is articulated and connected six hinge bars 9 of the periphery of repulsion dish 8 respectively.So,
Not only Stability Analysis of Structures, and the repulsion dish 8 are without rotary movement.
As shown in figure 1, be easy to slide in order that obtaining sliding block 10, in addition to sliding sleeve 12, the sliding block 10 are located in sliding sleeve 12；
The end face outside at the both ends of piston cylinder 4 is provided with shrouding 5, and one end of the spring 11 offsets with the shrouding 5 of piston cylinder 4, separately
One end offsets with sliding sleeve 12.The sliding block 10 provides thrust by spring 11, and by hinge bar 9 be repulsion dish 8 provide upwards or
Downward confining force.
In order to avoid in making process, pretightning force is acted on switching winding 1, the switching winding 1 and repulsion dish 8 it
Between the width in gap be 2mm~3mm.So, the service life of switching winding 1 can effectively be protected.
As shown in figure 1, in order to which the fastness between further improving after pull bar 2 and repulsion dish 8 connect, the pull bar 2 are solid
It is scheduled at the center of repulsion dish 8, and reinforcement boss is additionally provided with the center of repulsion dish 8.
As shown in Fig. 2 in order to further improve the compactedness of the utility model structure, the piston cylinder 4 is lived for ring-shaped
Plug cylinder, the switching winding installing plate 3 and closing coil installing plate 6 are annular mounting plate.
As shown in figure 1, the switching winding 1 produces magnetic field with closing coil 7 directly acts on repulsion dish 8, repulsion is driven
Disk completes divide-shut brake action.
The piston mechanism of Fast mechanical switch of the present utility model realizes that step is as follows：
In use, the pull bar 2 is connected with the moving contact of Fast mechanical switch,
1) for mechanical switch in closing position, the spring 11 is that sliding block 10 provides thrust, and is repulsion by hinge bar 9
Disk 8 provides upward active force, and repulsion dish 8 are ultimately applied to by pull bar 2 on external moving contact, and conjunction is provided for mechanical switch
Lock pretightning force, while gap is left between switching winding 1 and repulsion dish 8, avoid pretightning force from acting on switching winding 1；
2) for mechanical switch when separating brake acts, the switching winding 1 is that repulsion dish 8 provide electromagnetic repulsion force, promotes moving contact
Mechanism moves downward so that the sliding sleeve 12 between sliding block 10 and piston cylinder 4 can ensure that slide block movement is smooth, the repulsion dish 8
The hinge support of periphery is six supporting constructions, in this manner it is ensured that the easy motion of repulsion dish；
3) in open position, the repulsion dish 8 are located on axis of the present utility model mechanical switch, and the spring 11 is
Sliding block 10 provides thrust, and is that repulsion dish 8 provide downward active force by hinge bar 9, ensure switch fracture open away from.
The utility model makes full use of the inner space of piston cylinder 4, and divide-shut brake coil and repulsion dish effective integration are saved
Installation dimension, reduce dynamic contact mechanism weight.
The utility model has the advantages that：
1) the utility model becomes one divide-shut brake coil and repulsion dish, is not only concise in structure, saves installing space,
And mitigate dynamic contact mechanism weight, improve divide-shut brake speed；
2) piston structure of the present utility model has provides predetermined combined floodgate pretightning force to close a floodgate, while keeps disconnected for separating brake
It is "on" position and the stable bistable piston mechanism of gate-dividing state that mouth, which is opened away from so that the utility model, can be provided reliable
Stable point, closing retention force, while dynamic contact mechanism quality can be reduced, divide-shut brake speed is improved, so as to ensure that machinery is opened
Close overall performance.
3) will not be overturn during the utility model use, therefore, with the matching used dynamic contact mechanism of the utility model
Without additionally configuring guide frame.
Using it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, pass through above-mentioned description, related work people
Member can carry out various changes and amendments in the range of without departing from this item utility model technological thought completely.This item is real
The content being not limited to new technical scope on specification, it is necessary to which its technology is determined according to right
Property scope.
Claims (9)
- A kind of 1. piston mechanism of Fast mechanical switch, it is characterised in that：Including switching winding (1), pull bar (2), piston cylinder (4), closing coil (7), repulsion dish (8), sliding block (10) and spring (11), the sliding block (10) and spring (11) are each provided at piston In cylinder (4), one end and the piston cylinder (4) of the spring (11) offset, and the other end and the one end of sliding block (10) offset, the repulsion Disk (8) is located in the inner chamber of piston cylinder (4), and repulsion dish (8) and the other end of sliding block (10) are articulated and connected, the pull bar (2) It is fixedly connected with repulsion dish (8), the switching winding (1) and closing coil (7) are respectively provided at the both sides up and down of repulsion dish (8), And gap is provided between switching winding (1) and repulsion dish (8).
- 2. the piston mechanism of Fast mechanical switch according to claim 1, it is characterised in that：The piston cylinder (4) it is upper Switching winding installing plate (3) and closing coil installing plate (6), the switching winding have been respectively fixedly connected with the end face of lower both sides (1) it is arranged on switching winding installing plate (3), closing coil (7) is arranged on closing coil installing plate (6).
- 3. the piston mechanism of Fast mechanical switch according to claim 1 or 2, it is characterised in that：Also include sliding sleeve (12), The sliding block (10) is located in sliding sleeve (12), and the other end of spring (11) offsets with sliding sleeve (12).
- 4. the piston mechanism of Fast mechanical switch according to claim 1, it is characterised in that：Also include hinge bar (9), institute The one end and the other end of sliding block (10) for stating hinge bar (9) are articulated and connected, and repulsion dish (8) and the other end of hinge bar (9) are hinged Connection.
- 5. the piston mechanism of Fast mechanical switch according to claim 4, it is characterised in that：Outside the repulsion dish (8) It is all to be uniformly hinged with six hinge bars (9), it is provided with six sliding blocks (10) in piston cylinder (4), six of repulsion dish (8) periphery Sliding block (10) corresponding with piston cylinder (4) is articulated and connected hinge bar (9) respectively.
- 6. the piston mechanism of Fast mechanical switch according to claim 1, it is characterised in that：Also include sliding sleeve (12), institute Sliding block (10) is stated to be located in sliding sleeve (12)；The end face outside at piston cylinder (4) both ends is provided with shrouding (5), the spring (11) one end and the shrouding (5) of piston cylinder (4) offset, and the other end offsets with sliding sleeve (12).
- 7. the piston mechanism of Fast mechanical switch according to claim 1, it is characterised in that：The switching winding (1) with The spacing in the gap between repulsion dish (8) is 2mm~3mm.
- 8. the piston mechanism of Fast mechanical switch according to claim 1, it is characterised in that：The pull bar (2) is fixed on At the center of repulsion dish (8), and reinforcement boss is additionally provided with the center of repulsion dish (8).
- 9. the piston mechanism of Fast mechanical switch according to claim 2, it is characterised in that：The piston cylinder (4) is ring Shape piston cylinder, the switching winding installing plate (3) and closing coil installing plate (6) are annular mounting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720539425.9U CN206976191U (en) | 2017-05-16 | 2017-05-16 | A kind of piston mechanism of Fast mechanical switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720539425.9U CN206976191U (en) | 2017-05-16 | 2017-05-16 | A kind of piston mechanism of Fast mechanical switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206976191U true CN206976191U (en) | 2018-02-06 |
Family
ID=61413000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720539425.9U Active CN206976191U (en) | 2017-05-16 | 2017-05-16 | A kind of piston mechanism of Fast mechanical switch |
Country Status (1)
| Country | Link |
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| CN (1) | CN206976191U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107068433A (en) * | 2017-05-16 | 2017-08-18 | 常州博瑞电力自动化设备有限公司 | A kind of piston mechanism of Fast mechanical switch |
-
2017
- 2017-05-16 CN CN201720539425.9U patent/CN206976191U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107068433A (en) * | 2017-05-16 | 2017-08-18 | 常州博瑞电力自动化设备有限公司 | A kind of piston mechanism of Fast mechanical switch |
| CN107068433B (en) * | 2017-05-16 | 2019-04-05 | 常州博瑞电力自动化设备有限公司 | A kind of piston mechanism of Fast mechanical switch |
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