CN207441621U - A kind of repulsive force mechanism - Google Patents
A kind of repulsive force mechanism Download PDFInfo
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- CN207441621U CN207441621U CN201721395446.4U CN201721395446U CN207441621U CN 207441621 U CN207441621 U CN 207441621U CN 201721395446 U CN201721395446 U CN 201721395446U CN 207441621 U CN207441621 U CN 207441621U
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- repulsive force
- force mechanism
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Abstract
The utility model provides a kind of repulsive force mechanism, belongs to breaker technical field.It solves the problems, such as that existing repulsive force mechanism can not realize effectively reduction actuation time in the overall process of separating brake or combined floodgate.This repulsive force mechanism includes rack and link assembly, link assembly is arranged in rack and can be slided up and down with respect to rack, repulsive force mechanism further includes connecting lever, connecting plate, mandril and elastic component, the corner of connecting lever is hinged in rack, connecting lever has a first end and a second end, the first end of connecting lever and the lower end of link assembly be rotatable and the connection slided, upper end of the both ends of connecting plate respectively with the second end of connecting lever and mandril is hinged, the upper end /V of elastic component is in the upper end of mandril, the lower end of elastic component is acted in rack, mandril is located at the lower section of connecting lever and rack hinged place.The action of this repulsive force mechanism is quick, can save a large amount of actuation times, and having stable behavior, service life are long.
Description
Technical field
The utility model belongs to breaker technical field, particularly a kind of repulsive force mechanism.
Background technology
Operating mechanism is the important mechanism of breaker, and the quality of operating mechanism performance has weight to the reliability service of breaker
It is big to influence.Traditional operation mechanism due to action link is more, its response time of cumulative movement tolerance ambassador dispersiveness is big, divide-shut brake when
Between it is longer, and easily influenced and broken down by respective characteristic.With the development of electron controls technology, electronic operating mechanism should
It transports and gives birth to, after particularly novel permanent-magnetic operating mechanism occurs, electronic operation theory is made to have broad practice in terms of electric switch
And application.Permanent-magnet operating mechanism has many advantages, such as, such as the advantages that transmission parts are simple, movement velocity is very fast, controllability is preferable,
Modern power systems development new demand has been adapted to a certain extent.Meanwhile another electronic operating mechanism --- electromagnetic repulsion force
The research of mechanism is also at home and abroad quietly risen.
Such as Chinese patent high-speed switch【CN107230563A】Open following technical scheme：The high-speed switch includes rack；
Arc extinguishing unit is mounted in the rack, and static contact and the moving contact composition from top to bottom set；Combined floodgate buffer cell,
It is connected with the lower end of the moving contact, for providing contact force for the moving contact；Repulsive force mechanism unit, with the combined floodgate
The lower end connection of buffer cell, and from top to bottom include combined floodgate position limiting structure, switching winding, repulsion metal dish, Yi Jihe successively
Brake cable circle and separating brake position limiting structure, the combined floodgate position limiting structure and the separating brake position limiting structure are used to limit the repulsion metal dish
Movement position；Splitting lock cushioning unit is arranged below the repulsive force mechanism unit, for the repulsive force mechanism unit into
Row buffering.Said program is although simple in structure, initial motion speed is fast, but its follow-up responsiveness is for the disconnected of requirements at the higher level
For the device of road, still not quick enough, people seek the quick acting that other solutions realize repulsive force mechanism therefore.
Such as a kind of double divide-shut brake coil vacuum circuit breakers of Chinese patent【CN106653471A】Disclose technical solution：
Double divide-shut brake coil vacuum circuit breakers include vacuum interrupter, bindiny mechanism, the first repulsive force mechanism, the second repulsive force mechanism and holding
Mechanism, bindiny mechanism are sequentially connected vacuum interrupter, the first repulsive force mechanism, the second repulsive force mechanism and holding mechanism from top to bottom,
First repulsive force mechanism is consolidated by No.1 fixed plate, several first switching windings, the first repulsion dish, several first closing coils, two goods
Fixed board and the first capacitor are formed, if the second repulsive force mechanism by No. three fixed plates, several second switching windings, the second repulsion dish,
Dry second closing coil, No. four fixed plates and the second capacitor are formed.The program acts simultaneously by using two groups of repulsive force mechanisms
Repulsion is generated, the shortening of actuation time is realized by even repulsion superposition, so as to improve work efficiency, although this structure is one
Determine that in degree actuation time can be shortened, but main or reduction initial actuation time, the shortening for the subsequent action time
It is not helpful, and due to adding one group of repulsive force mechanism the volume of entire repulsive force mechanism is caused to be elongated, it has not been convenient to it arranges.
The content of the invention
The purpose of this utility model is that there are the above problems for existing technology, it is proposed that a kind of repulsive force mechanism, this reality
With it is new the technical problem to be solved is that：Repulsive force mechanism how to be made to realize the contracting of whole actuation time in separating brake or combined floodgate
Subtract.
The purpose of this utility model can be realized by following technical proposal：A kind of repulsive force mechanism, including rack and connecting rod
Component, the link assembly are arranged in rack and can be slided up and down with respect to rack, which is characterized in that the repulsive force mechanism is also
Including connecting lever, connecting plate, mandril and elastic component, the corner of the connecting lever is hinged in rack, and the connecting lever has first end
And second end, the first end of the connecting lever and the lower end of link assembly be rotatable and the connection slided, the both ends of the connecting plate
The upper end with the second end of connecting lever and mandril is hinged respectively, and the upper end /V of the elastic component is in the upper end of mandril, the bullet
The lower end of property part is acted in rack, and the mandril is located at the lower section of connecting lever and rack hinged place.
Existing repulsive force mechanism includes capacitor, closing coil, switching winding, repulsion metal dish and consolidates with repulsion metal dish
Link assembly even, during use by capacitor to switching winding or closing coil put a little, using generate a duration as
Several milliseconds of impulse circuit under the action of the pulse current, induces vortex and generates electromagnetic repulsion force in repulsion metal dish, from
And link assembly is driven to slide up and down.In the application, by setting connecting lever, connecting plate, mandril and bullet in the lower end of link assembly
Property part, when separating brake, link assembly, which moves down, to be started to move down, and the connecting lever being connected with link assembly lower end can be swung, due to turning
Arm is connected further through connecting plate with mandril and elastic component, therefore connecting lever swing needs to overcome the elastic force of elastic component, the pendulum of connecting lever
It is dynamic mandril to be pushed, make elastic component compress energy storage, link assembly, which moves down certain distance, makes the second end of connecting lever swing to and push up
During the axial line overlapping positions of bar, mandril is pushed to greatest extent, and elastic component is in critical condition at this time, and elastic component accumulation of energy is complete
Finish, connecting rod continues to move down, and connecting lever crosses critical localisation, and elastic component releases energy, and connecting lever is subject to the restoring force of elastic component at this time
Effect rises, and the second end of connecting lever is driven to continue to swing, and then link assembly is driven to continue to move down, and so link assembly is made to exist
Follow-up to obtain power-assisted when moving down, moving down actuation time is reduced, when separating brake in place after, elastic component continues to apply to mandril
Upward active force makes mandril have the trend moved upwards, so that link assembly is maintained at current location, plays holding and makees
With；Making process is similarly；So no matter close a floodgate or separating brake, elastic component can subsequently be helped to the mobile offer of link assembly
Power is reduced the time of the overall process of switch closing and switch opening and can keep the current state of link assembly.
In a kind of above-mentioned repulsive force mechanism, the repulsive force mechanism further includes the staving being fixedly mounted in rack, described
The bottom of staving is equipped with mounting base, and the mandril is vertically arranged in staving, and the upper end of the mandril is equipped with gear edge, the elasticity
The upper end of part is resisted against gear along upper, and the lower end of the elastic component is resisted against in mounting base, and the staving bottom is bolted with through institute
State staving bottom and the adjusting screw rod being resisted against below the mounting base.By setting mounting base and adjusting screw rod, pass through control
Screw rod is deep into the power that length in staving carrys out the active force that regulation elasticity part is acted on mandril, facilitates adjusting control, makes bullet
Property part can be appropriately that the movement of link assembly provides power-assisted, to ensure to shorten the actuation time of link assembly.
In a kind of above-mentioned repulsive force mechanism, the elastic component is nested in the dish on mandril for several successively from top to bottom
Shape spring is resisted against the lower surface on gear edge, positioned at the bottom of the disk spring of bottom at the top of the disk spring of the top
Portion is resisted against in mounting base.Disk spring has nonlinear-load characteristic, and stability is more preferable, without setting latch structure.
In a kind of above-mentioned repulsive force mechanism, the elastic component is helical spring, and the helical spring is set on mandril,
And the upper end of the helical spring leans with gear edge, lower end and the mounting base of the helical spring lean.Using spiral bullet
Spring structure has higher adjustable space, facilitates the size of regulation elasticity power, and convenient for disassembly and assembly.
In a kind of above-mentioned repulsive force mechanism, the repulsive force mechanism further includes drive joint, is opened up on the drive joint
There is mounting groove, the lower end of the link assembly is plugged in the mounting groove, and the lateral wall of the drive joint extends outwardly shape
Into linking arm, the end of the linking arm is equipped with bolt, and bar hole, the bolt insertion are offered in the first end of the connecting lever
In the bar hole.Design drive joint can facilitate the connection of the first end of link assembly and connecting lever, by will be on linking arm
Bolt insertion be arranged in the bar hole in the first end of connecting lever, can not only realize rotation connection, bolt can also be along
Bar hole is slided, and so provides space for the swing of connecting lever；It bolt on linking arm and is opened in connecting lever first end
Bar hole can bar hole be opened up with transposition on the connecting arm, bolt, and bar shaped are set in the first end of connecting lever
Bar-shaped trough replacement also can be used in hole.
In a kind of above-mentioned repulsive force mechanism, the repulsive force mechanism further includes Buffer Unit, and the Buffer Unit has cylinder
Shape body, the cylindrical body lateral wall are equipped with external screw thread, are located in the rack at the lower section of link assembly and are equipped with nut,
The cylindrical body is screwed onto on nut.By buffering and position-limiting action from setting Buffer Unit mainly in separating brake, by subtracting
Lack the collision between repulsion metal dish and switching winding to extend the repulsive force mechanism service life, using screw connection manner easy disassembly and maintenance.
In a kind of above-mentioned repulsive force mechanism, the Buffer Unit is oil bumper, and buffering is equipped in the cylindrical body
Push rod and buffer spring, and for filling hydraulic oil in the cylindrical body, the tubular sheet is stretched out in the damper push rod upper end
Body and below the link assembly, one end of the buffer spring is resisted against cylindrical body bottom, the other end limit of buffer spring
Position is in damper push rod lower end.The damper push rod can overcome the resistance of buffer spring to tubular sheet when being subject to applied external force
Retraction in vivo is subject to the restoring force of buffer spring to be ejected outside cylindrical body when from applied external force, using hydraulic oil
Coordinate the mode of spring into row buffering, not only good buffer effect, and hydraulic oil can also reduce vibrations and noise, when making separating brake
Link assembly being capable of steadily effective stop motion.
In a kind of above-mentioned repulsive force mechanism, the Buffer Unit is cylinder, has buffering to push away in the cylindrical body
Bar, described damper push rod one end stretch out cylindrical body and below link assemblies, and the damper push rod other end is equipped with piston,
It is used to fill air in the cylindrical body.The damper push rod can when being subject to applied external force compressed air and to tubular
It is retracted in body or when from applied external force the expansive force of air is subject to be ejected outside cylindrical body, using the side of air pressure
Into row buffering, control is easily and buffering is gentle stablizes formula, and beneficial to vibrations and noise is reduced, link assembly is steady when enabling separating brake
Effective stop motion.
In a kind of above-mentioned repulsive force mechanism, the link assembly includes output rod, first connecting rod and second connecting rod, described
Output rod is arranged on first connecting rod upper end, and the first connecting rod lower end with repulsion metal dish for being connected, on the second connecting rod
It holds to be connected with repulsion metal dish.Using the Split connecting rod component being made of output rod, first connecting rod and second connecting rod, side
Just installation and replacement, link assembly can also be using unitary link, by the way that unitary link is threaded through repulsion metal in addition
On disk and fix.
Compared with prior art, the repulsive force mechanism of the utility model has the following advantages：
1st, action is quick, in entire feed motion or the action of entire separating brake, by the power-assisted of elastic component, realizes whole
Shorten the time；
2nd, good action can be formed afterwards in place in action to keep；
3rd, stable buffering is reliable, effectively extends the service life of repulsive force mechanism.
Description of the drawings
Fig. 1 is cross-sectional view of the repulsive force mechanism in "on" position in the utility model embodiment.
Fig. 2 is enlarged drawing at A in Fig. 1.
Fig. 3 is enlarged drawing at B in Fig. 1.
Fig. 4 is cross-sectional view of the repulsive force mechanism in gate-dividing state in the utility model embodiment.
Fig. 5 is that repulsive force mechanism elastic component in combined floodgate or separating brake action process is in critical in the utility model embodiment
Structure diagram during state.
In figure, 1, rack；2nd, closing coil；3rd, switching winding；4th, repulsion metal dish；5th, link assembly；5a, output rod；
5b, first connecting rod；5c, second connecting rod；6th, drive joint；6a, mounting groove；6b, linking arm；6c, bolt；7th, connecting lever；7a, first
End；7b, second end；7c, bar hole；8th, connecting plate；9th, mandril；9a, gear edge；10th, elastic component；11st, staving；12nd, mounting base；
13rd, adjusting screw rod；14th, Buffer Unit；14a, cylindrical body；14b, damper push rod；14c, buffer spring；15th, nut.
Specific embodiment
It is specific embodiment of the utility model and with reference to attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
Embodiment one：
As shown in Figure 1 and Figure 4, this repulsive force mechanism includes rack 1, capacitor is not shown in figure, closing coil 2, separating brake line
Circle 3, repulsion metal dish 4 and the link assembly 5 being connected with repulsion metal dish 4.Wherein link assembly 5 is arranged in rack 1 and energy
Enough opposite racks 1 slide up and down, and link assembly 5 includes output rod 5a, first connecting rod 5b and second connecting rod 5c, and output rod 5a is set
In first connecting rod 5b upper ends, first connecting rod 5b lower ends with repulsion metal dish 4 for being connected, and second connecting rod 5c upper ends are used for and repulsion
Metal dish 4 connects.Repulsive force mechanism further includes drive joint 6, connecting lever 7, connecting plate 8, mandril 9 and elastic component 10, on drive joint 6
Mounting groove 6a is offered, the lower end of link assembly 5 is plugged in mounting groove 6a, and the lateral wall of drive joint 6 extends outward to form
Linking arm 6b.The corner of connecting lever 7 is hinged in rack 1, and connecting lever 7 has first end 7a and second end 7b, the first end of connecting lever 7
The lower end of 7a and link assembly 5 is rotatable and the connection slided, as shown in Fig. 2, the end of linking arm 6b is equipped with bolt 6c, connecting lever
Bar hole 7c is offered on 7 first end 7a, bolt 6c is inserted into bar hole 7c.The both ends of connecting plate 8 respectively with connecting lever 7
The upper end of two end 7b and mandril 9 is hinged, and in the upper end of mandril 9, the lower end of elastic component 10 acts on for the upper end /V of elastic component 10
In in rack 1, the axial line of mandril 9 and the center of 1 hinged place of connecting lever 7 and rack are located along the same line, when on link assembly 5
During lower slider connecting lever 7 is driven to swing, and the resistance that mandril 9 is made to overcome elastic component 10 is slided along the direction of axis line of mandril 9.It needs
Illustrate, in the present embodiment, the bolt 6c on linking arm 6b can be mutual with the bar hole 7c being opened on 7 first end 7a of connecting lever
Change place opens up bar hole 7c on linking arm 6b, bolt 6c, and bar hole 7c are set on the first end 7a of connecting lever 7
Bar-shaped trough replacement also can be used.
Specifically, as shown in figure 3, repulsive force mechanism further includes the staving 11 being fixedly mounted in rack 1, the bottom of staving 11
Portion is equipped with mounting base 12, and mandril 9 is vertically arranged in staving 11, and the upper end of mandril 9 is equipped with gear along 9a, and the upper end of elastic component 10 is supported
Gear is leaned against along 9a, the lower end of elastic component 10 is resisted against in mounting base 12, and 11 bottom of staving is bolted with through 11 bottom of staving simultaneously
It is resisted against the adjusting screw rod 13 of 12 lower section of mounting base.It can be adjusted when in use by the way that screw rod is controlled to be deep into staving 11 length
Section elastic component 10 acts on the power of the active force on mandril 9, facilitates adjusting control, and it is appropriately connecting rod to enable elastic component 10
The mobile offer power-assisted of component 5, to ensure to shorten the actuation time of link assembly 5.It should be noted that in the present embodiment, elasticity
Part 10 is nested in the disk spring on mandril 9 for several successively from top to bottom, and adjacent two disk springs are oppositely arranged.Position
Gear is resisted against at the top of the disk spring of the top along the lower surface of 9a, is resisted against positioned at the bottom of the disk spring of bottom
In mounting base 12.
Repulsive force mechanism further includes Buffer Unit 14, and Buffer Unit 14 has cylindrical body 14a, cylindrical body 14a lateral walls
External screw thread is equipped with, is located in rack 1 at the lower section of link assembly 5 and is equipped with nut 15, cylindrical body 14a is screwed onto nut 15
On.Specifically, Buffer Unit 14 is oil bumper, damper push rod 14b and buffer spring 14c, and cylinder are equipped in cylindrical body 14a
For filling hydraulic oil in shape body 14a, damper push rod 14b upper ends stretch out cylindrical body 14a and below link assemblies 5,
One end of buffer spring 14c is resisted against cylindrical body 14a bottoms, and the other end /V of buffer spring 14c is under damper push rod 14b
End, damper push rod 14b can overcome the resistance of buffer spring 14c to be retracted into cylindrical body 14a when being subject to applied external force
Or the restoring force of buffer spring 14c is subject to be ejected outside cylindrical body 14a when from applied external force.
Embodiment two：
In the present embodiment, the primary structure of repulsive force mechanism is identical with embodiment one, the difference is that：Elastic component 10 is spiral shell
Revolve spring, helical spring is set on mandril 9, and the upper end of helical spring leans with gear along 9a, the lower end of helical spring and
Mounting base 12 leans.Helical spring structure has higher adjustable space, facilitates the size of regulation elasticity power, and dismounts
It is convenient.
Embodiment three：
In the present embodiment, the primary structure of repulsive force mechanism is identical with embodiment one, the difference is that：Buffer Unit 14 is
Cylinder, cylindrical body 14a is interior damper push rod 14b, and damper push rod 14b one end stretches out cylindrical body 14a and arranged on connecting rod
5 lower section of component, the damper push rod 14b other ends are equipped with piston, are used to fill air in cylindrical body 14a, damper push rod 14b can
The compressed air when being subject to applied external force and into cylindrical body 14a be retracted or be subject to air when from applied external force
Expansive force ejected outside cylindrical body 14a.Into row buffering by the way of air pressure, control is easily and buffering is gentle stablizes, profit
The steadily effective stop motion of link assembly 5 when reducing vibrations and noise, enabling separating brake.
In each group embodiment of the utility model, link assembly 5 can also use unitary link, by the way that integral type is connected
Bar is threaded through on repulsion metal dish 4 and fixes.The principle of repulsive force mechanism is specific as follows：
By setting connecting lever 7, connecting plate 8, mandril 9 and elastic component 10, when separating brake, connecting rod in the lower end of link assembly 5
Component 5, which moves down, to be started to move down, and the connecting lever 7 being connected with 5 lower end of link assembly can be swung, since connecting lever 7 is further through connecting plate 8
It is connected with mandril 9 and elastic component 10, therefore the swing of connecting lever 7 needs to overcome the elastic force of elastic component 10, the swing of connecting lever 7 can will push up
Bar 9 pushes, and makes 10 compress energy storage of elastic component, and link assembly 5, which moves down certain distance, makes the second end 7b of connecting lever 7 swing to and mandril
During 9 axial line overlapping positions, mandril 9 is pushed to greatest extent, at this time elastic component 10 be in critical condition as shown in figure 5,
10 accumulation of energy of elastic component finishes, and connecting rod continues to move down, and connecting lever 7 crosses critical localisation, and elastic component 10 releases energy, at this time connecting lever 7 by
Effect to the restoring force of elastic component 10 rises, and the second end 7b of connecting lever 7 is driven to continue to swing, and then drives link assembly 5
Continue to move down, link assembly 5 is so enable to obtain power-assisted in follow-up move down, moving down actuation time is reduced, and works as separating brake
After in place, elastic component 10, which continues to apply upward active force to mandril 9, makes mandril 9 have the trend that moves upwards, so that even
Bar assembly 5 is maintained at current location, plays the role of holding；Making process is similarly；So no matter close a floodgate or separating brake, elastic component 10
The follow-up power-assisted of mobile offer of link assembly 5 can be provided, the time of the overall process of switch closing and switch opening is made to be reduced and energy
Enough keep the current state of link assembly 5.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Described specific embodiment can be done various modifications or additions or using similar by belonging to those skilled in the art
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (9)
1. a kind of repulsive force mechanism, including rack (1) and link assembly (5), the link assembly (5) be arranged in rack (1) and
It can be slided up and down with respect to rack (1), which is characterized in that the repulsive force mechanism further includes connecting lever (7), connecting plate (8), mandril
(9) it is hinged on elastic component (10), the corner of the connecting lever (7) in rack (1), the connecting lever (7) has first end (7a)
With second end (7b), the first end (7a) of the connecting lever (7) and the lower end of link assembly (5) be rotatable and the connection slided, institute
It states upper end of the both ends of connecting plate (8) respectively with the second end of connecting lever (7) (7b) and mandril (9) to be hinged, the elastic component
(10) upper end /V is acted in the upper end of mandril (9), the lower end of the elastic component (10) in rack (1), the mandril (9)
Below connecting lever (7) and rack (1) hinged place.
2. a kind of repulsive force mechanism according to claim 1, which is characterized in that the repulsive force mechanism, which further includes, to be fixedly mounted on
Staving (11) in rack (1), the bottom of the staving (11) are equipped with mounting base (12), and the mandril (9) is vertically arranged in bucket
In body (11), the upper end of the mandril (9) is equipped with gear along (9a), and the upper end of the elastic component (10) is resisted against gear along (9a),
The lower end of the elastic component (10) is resisted against in mounting base (12), and staving (11) bottom is bolted with through the staving (11)
Bottom and the adjusting screw rod (13) being resisted against below the mounting base (12).
3. a kind of repulsive force mechanism according to claim 2, which is characterized in that the elastic component (10) for several from upper and
Under be nested in disk spring on mandril (9) successively, gear is resisted against at the top of the disk spring of the top along under (9a)
Surface is resisted against positioned at the bottom of the disk spring of bottom in mounting base (12).
4. a kind of repulsive force mechanism according to claim 2, which is characterized in that the elastic component (10) be helical spring, institute
Helical spring is stated to be set on mandril (9), and the upper end of the helical spring leans with gear along (9a), the helical spring
Lower end leans with mounting base (12).
5. a kind of repulsive force mechanism according to claim 1 or 2, which is characterized in that the repulsive force mechanism further includes transmission and connects
Head (6) offers mounting groove (6a) on the drive joint (6), and the lower end of the link assembly (5) is plugged on the mounting groove
In (6a), the lateral wall of the drive joint (6) extends outward to form linking arm (6b), and the end of the linking arm (6b) is set
There is bolt (6c), bar hole (7c) is offered in the first end (7a) of the connecting lever (7), the bolt (6c) is inserted into the bar shaped
In hole (7c).
6. a kind of repulsive force mechanism according to claim 1 or 2, which is characterized in that the repulsive force mechanism further includes buffering group
Part (14), the Buffer Unit (14) have cylindrical body (14a), and cylindrical body (14a) lateral wall is equipped with external screw thread,
Nut (15) is equipped on the rack (1) at the lower section of link assembly (5), the cylindrical body (14a) is screwed onto nut
(15) on.
7. a kind of repulsive force mechanism according to claim 6, which is characterized in that the Buffer Unit (14) is oil bumper,
Damper push rod (14b) and buffer spring (14c) are equipped in the cylindrical body (14a), and is used in the cylindrical body (14a)
Hydraulic oil is filled, damper push rod (14b) upper end stretches out the cylindrical body (14a) and below link assembly (5), institute
The one end for stating buffer spring (14c) is resisted against cylindrical body (14a) bottom, and the other end /V of buffer spring (14c) is buffering
Push rod (14b) lower end.
8. a kind of repulsive force mechanism according to claim 6, which is characterized in that the Buffer Unit (14) is cylinder, described
Damper push rod (14b) is equipped in cylindrical body (14a), described damper push rod (14b) one end is stretched out cylindrical body (14a) and is arranged on
Below link assembly (5), damper push rod (14b) other end is equipped with piston, is used to fill sky in the cylindrical body (14a)
Gas.
9. a kind of repulsive force mechanism according to claim 1 or 2, which is characterized in that the link assembly (5) includes output rod
(5a), first connecting rod (5b) and second connecting rod (5c), the output rod (5a) are arranged on first connecting rod (5b) upper end, and described first
For being connected with repulsion metal dish (4), second connecting rod (5c) upper end is used for repulsion metal dish (4) even for connecting rod (5b) lower end
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721395446.4U CN207441621U (en) | 2017-10-25 | 2017-10-25 | A kind of repulsive force mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721395446.4U CN207441621U (en) | 2017-10-25 | 2017-10-25 | A kind of repulsive force mechanism |
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| Publication Number | Publication Date |
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| CN207441621U true CN207441621U (en) | 2018-06-01 |
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ID=62294126
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108831796A (en) * | 2018-08-29 | 2018-11-16 | 浙江紫光电器有限公司 | A kind of switching driving device of vacuum circuit breaker |
-
2017
- 2017-10-25 CN CN201721395446.4U patent/CN207441621U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108831796A (en) * | 2018-08-29 | 2018-11-16 | 浙江紫光电器有限公司 | A kind of switching driving device of vacuum circuit breaker |
| CN108831796B (en) * | 2018-08-29 | 2024-02-20 | 浙江紫光电器有限公司 | Switching gate driving device of vacuum circuit breaker |
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