CN207690705U - A kind of breaker - Google Patents
A kind of breaker Download PDFInfo
- Publication number
- CN207690705U CN207690705U CN201721852545.0U CN201721852545U CN207690705U CN 207690705 U CN207690705 U CN 207690705U CN 201721852545 U CN201721852545 U CN 201721852545U CN 207690705 U CN207690705 U CN 207690705U
- Authority
- CN
- China
- Prior art keywords
- insulated tension
- tension pole
- tripping spring
- arc extinguishing
- extinguishing chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
A kind of breaker belongs to control and protection technical field of electric appliances.Including frame, operating mechanism, jointed gear unit, electrode column of vacuum arc extinguishing chamber, tripping spring component and insulated tension pole, frame extends towards side constitutes bracket shell, electrode column of vacuum arc extinguishing chamber is vertically set on bracket shell, one end of tripping spring component is fixedly linked with insulated tension pole, the other end is fixedly connected with bracket shell, tripping spring component is connected with insulated tension pole and provides separating brake energy for breaker open operation, operating mechanism through connecting rod transmission mechanism drives the insulated tension pole action of electrode column of vacuum arc extinguishing chamber, tripping spring is a pair, it is symmetrically disposed in the both sides below insulated tension pole, and tripping spring component is set in parallel with electrode column of vacuum arc extinguishing chamber.Advantage：The direction of the power needed when the direction of its separating brake power provided is separated with moving contact when separating brake is identical, avoids loss of the driving force when transmitting；Each insulated tension pole uniform force, can greatly improve the stability of breaker.
Description
Technical field
The utility model belongs to control and protection technical field of electric appliances, and in particular to a kind of breaker.
Background technology
Indoor vacuum circuit breaker is suitable for as grid equipment, the protection of industrial and mining enterprises' power-equipment and control unit
Frequent operation under rated operational current or the multiple place for cut-offfing short circuit current.In general, the spring behaviour of indoor vacuum circuit breaker
Motivation structure makes breaker actuation using energy-stored spring.When combined floodgate, switching-in spring releases energy to realize closing operation, same to time-division
Lock spring energy-storage, shows as sources of resistance；When separating brake, tripping spring releases energy to realize sub-switching operation, at this time tripping spring table
It is now power source.Wherein, if tripping spring power is too small, separating brake can be cannot achieve because opening velocity is too small during separating brake
Action, and the resistance when closing a floodgate also can be too small, and closing speed is excessive at this time, can apply excessive impact force to bellows very
To damaging.Conversely, if tripping spring power is excessive, impact force mistake can be made because opening velocity is excessive during separating brake
Greatly, to cause the damage of breaker, and the resistance in making process also can be excessive, it is possible to occur closing a floodgate unsuccessful
Situation.However, even if if suitable its of tripping spring power matching can influence separating brake action if position configuration is improper in mechanism, into
And influence the breaker service life.Therefore, the stability of tripping spring is of great significance for the performance of breaker.
Referring to Fig. 1, existing breaker includes frame 1, operating mechanism 2, jointed gear unit 3, electrode column of vacuum arc extinguishing chamber
4, tripping spring component 5 and insulated tension pole 6, the frame 1 extends towards side constitutes bracket shell 11.The insulation is drawn
Bar 6 is fixedly connected with one end of the dynamic guide rod of electrode column of vacuum arc extinguishing chamber 4, and the other end of dynamic guide rod is provided with and vacuum interrupter pole
The matched moved end of static side inside column 4.2 through connecting rod transmission mechanism 3 of the operating mechanism driving insulated tension pole 6 is acted with reality
The on/off switch of existing breaker.The jointed gear unit 3 includes the first connecting lever 31, connecting rod 32 and the second connecting lever 33, described
The first connecting lever 31 one end attended operation mechanism 2, the other end connection connecting rod 32, connecting rod 32 can put down in the horizontal direction
The second connecting lever 33 dynamic, that the connecting rod 32 drives.The tripping spring component 5 of the breaker has a pair, tripping spring component 5
One end is connected and fixed with bracket shell 11, and the other end connect installation with connecting rod 32.When feed motion, by the second connecting lever 33 rotate Lai
Tripping spring component 5 is drawn high, tripping spring component 5 is made to store separating brake energy to provide separating brake power.Tripping spring component 5 herein
It is inclined to set relative to bracket shell 11, direction also 11 run-off the straight of opposite brackets shell of resultant force, and breaker open operation
When need the power of a horizontal direction to drive the second connecting lever 33 to rotate down, apply a downward power to insulated tension pole 6 to realize
Sub-switching operation, therefore, there are lossy when driving force transmits in this process, and 6 unbalance stress of each insulated tension pole, it reduces
The separating brake stability of breaker.
In view of above-mentioned prior art, the applicant has made beneficial design, technical solution described below be
It is generated under this background.
Invention content
The purpose of this utility model is to provide a kind of breaker, the separating brake stability height and service life of tripping spring
It is long.
What the purpose of this utility model was such to reach, a kind of breaker, including frame, operating mechanism, link transmission
Mechanism, electrode column of vacuum arc extinguishing chamber, the tripping spring component and insulated tension pole that separating brake power is provided for breaker open operation, the frame
Extend towards side and constitute bracket shell, the operating mechanism is arranged in frame, and the electrode column of vacuum arc extinguishing chamber is vertically set
It sets on bracket shell, the insulated tension pole is fixedly connected with one end of the dynamic guide rod of electrode column of vacuum arc extinguishing chamber, moves guide rod
The other end be provided with the matched moved end of static side inside electrode column of vacuum arc extinguishing chamber, one end of the tripping spring component with
Insulated tension pole is fixedly linked, and the other end is fixedly connected with bracket shell, and operating mechanism through connecting rod transmission mechanism drives insulated tension pole
Action drives the moved end moved on guide rod to contact or detach with static side to realize that the on/off switch of breaker, the tripping spring be
A pair, the both sides being symmetrically disposed in below insulated tension pole and is arranged in parallel with electrode column of vacuum arc extinguishing chamber.
In a specific embodiment of the utility model, the jointed gear unit includes the first connecting lever, connecting rod
And second connecting lever, one end attended operation mechanism of first connecting lever, the other end connection connecting rod, connecting rod can be in water
Square translation upwards, one end of second connecting lever is connected by interconnecting piece with corresponding insulated tension pole respectively, and second
The other end of connecting lever is respectively connected on connecting rod.
In another specific embodiment of the utility model, it is provided on the interconnecting piece and is mutually fitted with insulated tension pole
The mounting hole to achieve a fixed connection matched, the interconnecting piece are provided at both ends with a pair of of installation axle, and second connecting lever is set
It sets on the mounting shaft, one end of the tripping spring component is fixedly linked with installation axle, and the other end is fixed with bracket shell to be connected
It connects.
In another specific embodiment of the utility model, the tripping spring component includes tripping spring,
One end of one tabletting and connecting seat, the tripping spring is hung on the upper of installation axle and is fastened by the first tabletting, and the other end is logical
Connecting seat is crossed to be fixed on bracket shell.
In another specific embodiment of the utility model, the quantity of the electrode column of vacuum arc extinguishing chamber have it is multiple,
Interruption-like state is successively set on from a left side is right on the bracket shell, is correspondingly provided with below each electrode column of vacuum arc extinguishing chamber
A pair of of tripping spring component.
The utility model compared with prior art, has an advantageous effect in that due to the above structure,：Tripping spring
The direction of vertical connection, the power needed when the direction with dynamic and static end of its separating brake power provided separate when separating brake is identical, is vertical
Downwards, loss of the driving force when transmitting is avoided in this way, also, a pair of of tripping spring is symmetrically distributed and is drawn in corresponding insulation
The lower section both sides of bar make each insulated tension pole uniform force, can greatly improve the stability of breaker.
Description of the drawings
Fig. 1 is the structural schematic diagram of existing breaker.
Fig. 2 is the structural schematic diagram of breaker described in the utility model.
Fig. 3 is the assembling schematic diagram of tripping spring described in the utility model.
In figure：1. frame, 11. bracket shells；2. operating mechanism；3. jointed gear unit, 31. first connecting levers, 32. connect
Bar, 33. second connecting levers；4. electrode column of vacuum arc extinguishing chamber；5. tripping spring component, 51. tripping springs, 52. first tablettings, 53. connect
Joint chair, 531. connection pedestals, 532. second tablettings, 533. hanging spring shafts, 534. nuts；6. insulated tension pole；7. connecting seat, 71. peaces
Fill hole, 72. installation axles.
Specific implementation mode
In order to enable the public to fully understand the technical essence of the utility model and advantageous effect, applicant will combine below
Specific embodiment of the present utility model is described in detail in attached drawing, but applicant is not to technical solution to the description of embodiment
Limitation, it is any to change in the form rather than substance the protection model that all should be considered as the utility model according to the utility model design
It encloses.
Every directionality for being related to upper, lower, left, right, front and rear in being described below（Or claim directionality）Concept it is equal
It is for the location of the figure being described state, it is therefore intended that facilitate public understanding, thus cannot be managed
Solution is to be particularly limited to technical solution provided by the invention.
Referring to Fig. 2, the utility model is related to a kind of breaker, including frame 1, operating mechanism 2, jointed gear unit 3,
Multiple electrode column of vacuum arc extinguishing chamber 4, multiple tripping spring components 5 and multiple insulated tension poles 6 that separating brake power is provided for breaker open operation,
The frame 1 extends towards side constitutes bracket shell 11.In the present embodiment, the number of the electrode column of vacuum arc extinguishing chamber 4
There are three amounts, and three interruption-like states of electrode column of vacuum arc extinguishing chamber are from a left side and the right side is successively set on the bracket shell 11.Vacuum is gone out
Arc chamber pole 4 includes upper wire outlet seat, vacuum interrupter, dynamic guide rod, lower appearance seat, and the vacuum interrupter is internally provided with static side
And moved end, static side are correspondingly arranged with moved end, and static side is located at the top of moved end, and static side occurs seat on and connect, under moved end
Guide rod is moved in portion's connection, moves guide rod and is arranged between vacuum interrupter and lower wire outlet seat, and under dynamic guide rod top connection moved end
The lower part in portion, dynamic guide rod is plugged in lower wire outlet seat, and is fixedly connected with insulated tension pole 6.The one of the tripping spring component 5
End is fixedly linked with insulated tension pole 6, and the other end is fixedly connected with bracket shell 11.The operating mechanism 2 is arranged in frame 1
Interior, 2 through connecting rod transmission mechanism 3 of operating mechanism drives each insulated tension pole 6 to act, and realizes the on/off switch of breaker.The connecting rod
Transmission mechanism 3 includes the first connecting lever 31, connecting rod 32 and the second connecting lever 33, one end attended operation machine of first connecting lever 31
Structure 2, the other end connection connecting rod 32, connecting rod 32 can be translatable in the horizontal direction.The quantity of second connecting lever 33 with
The quantity of electrode column of vacuum arc extinguishing chamber 4 is identical and position is corresponding, and one end of the second connecting lever 33 is drawn with insulation respectively by connecting seat 7
Bar 6 is connected, and the other end of the second connecting lever 33 is respectively connected on connecting rod 32.During breaker on/off switch, connecting rod 32 is dynamic
It drives the second connecting lever 33 to rotate after work, to drive insulated tension pole 6 to act, the moved end moved on guide rod is driven to contact or divide with static side
From realization breaker on/off switch.
Further, the tripping spring component 5 is a pair, be symmetrically disposed in the both sides of the lower section of insulated tension pole 6 and
It is set in parallel with electrode column of vacuum arc extinguishing chamber 4, i.e. the separation of the setting direction and moved end and static side of the tripping spring component 5
Or contact direction is in the same direction, in the present embodiment, the setting direction of tripping spring component 5 is vertical direction as shown in the figure.In this way, point
The direction of power that the direction and moved end of the separating brake power that separating brake spring assembly 5 provides when lock need when being separated with static side is identical, is
Straight down, loss of the driving force when transmitting is avoided.The lower section of above-mentioned multiple electrode column of vacuum arc extinguishing chamber 4 is correspondingly provided with one
To tripping spring component 5, in the present embodiment, the quantity of tripping spring component 5 is 6, as a result, 6 uniform force of each insulated tension pole,
The stability of breaker can be greatly improved.
Specifically, as shown in figure 3, the middle part of the connecting seat 7 offers mounting hole 71, the shape of the mounting hole 71
Shape is adapted with insulated tension pole 6, can be realized fixed.The connecting seat 7 is symmetrically provided with a pair of of installation in two side ends
Axis 72, second connecting lever 33 are arranged in installation axle 72.One end of the tripping spring component 5 is fixed with installation axle 72
It is connected, the other end is fixedly connected with bracket shell 11.
Please continue to refer to Fig. 3, specifically, the tripping spring component 5 includes tripping spring 51, the first tabletting 52 and connects
One end of joint chair 53, the tripping spring 51 is hung in installation axle 72 and is fastened by the first tabletting 52, and the other end passes through company
Joint chair 53 is fixed on bracket shell 11.In the present embodiment, the connecting seat 53 includes that connection pedestal 531, second is pressed
Piece 532, hanging spring shaft 533, the hanging spring shaft 533 are threaded through on connecting seat 531, and the other end for tripping spring 51 is consolidated
Fixed, second tabletting 532 is arranged realizes that fastening, the connection pedestal 531 itself are then led at the both ends of hanging spring shaft 533
Nut 534 is crossed to fix with bracket shell 11.
The application of the present embodiment is not limited to this implementation side-installed vacuum circuit breaker, if applying true in positive-installed
Empty breaker is equally possible.
Claims (5)
1. a kind of breaker, including frame (1), operating mechanism (2), jointed gear unit (3), electrode column of vacuum arc extinguishing chamber (4), it is
Breaker open operation provides the tripping spring component (5) and insulated tension pole (6) of separating brake power, and the frame (1) extends towards side
Bracket shell (11) is constituted, in frame (1), the electrode column of vacuum arc extinguishing chamber (4) vertically sets for the operating mechanism (2) setting
It sets on bracket shell (11), one end of the insulated tension pole (6) and the dynamic guide rod of electrode column of vacuum arc extinguishing chamber (4), which is fixed, to be connected
It connects, the other end of dynamic guide rod is provided with the static side matched moved end internal with electrode column of vacuum arc extinguishing chamber (4), the separating brake bullet
One end of spring component (5) is fixedly linked with insulated tension pole (6), and the other end is fixedly connected with bracket shell (11), operating mechanism (2)
Through connecting rod transmission mechanism (3) drives insulated tension pole (6) to act, and the moved end moved on guide rod is driven to contact or detach with static side to realize
The on/off switch of breaker, it is characterised in that：The tripping spring component (5) is a pair, is symmetrically disposed in insulated tension pole (6)
It the both sides of lower section and is set in parallel with electrode column of vacuum arc extinguishing chamber (4).
2. a kind of breaker according to claim 1, it is characterised in that the jointed gear unit (3) is turned including first
Arm (31), connecting rod (32) and the second connecting lever (33), one end attended operation mechanism (2) of first connecting lever (31) are another
The end connection connecting rod (32), connecting rod (32) can be translatable in the horizontal direction, and one end of second connecting lever (33) passes through
Interconnecting piece (7) is connected with corresponding insulated tension pole (6) respectively, and the other end of the second connecting lever (33) is respectively connected to connecting rod
(32) on.
3. a kind of breaker according to claim 2, it is characterised in that be provided on the interconnecting piece (7) and drawn with insulation
The compatible mounting hole (71) to achieve a fixed connection of bar (6), the interconnecting piece (7) are provided at both ends with a pair of of installation axle
(72), second connecting lever (33) is arranged in installation axle (72), one end of the tripping spring component (5) and installation axle
(72) it is fixedly linked, the other end is fixedly connected with bracket shell (11).
4. a kind of breaker according to claim 3, it is characterised in that the tripping spring component (5) includes separating brake bullet
One end of spring (51), the first tabletting (52) and connecting seat (53), the tripping spring (51) is hung in installation axle (72) and leads to
The first tabletting (52) fastening is crossed, the other end is fixed to by connecting seat (53) on bracket shell (11).
5. a kind of breaker according to claim 1, it is characterised in that the quantity of the electrode column of vacuum arc extinguishing chamber (4) has
Multiple, interruption-like state is successively set on from a left side is right on the bracket shell (11), each electrode column of vacuum arc extinguishing chamber (4)
Lower section is correspondingly provided with a pair of of tripping spring component (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721852545.0U CN207690705U (en) | 2017-12-26 | 2017-12-26 | A kind of breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721852545.0U CN207690705U (en) | 2017-12-26 | 2017-12-26 | A kind of breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207690705U true CN207690705U (en) | 2018-08-03 |
Family
ID=62995663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721852545.0U Active CN207690705U (en) | 2017-12-26 | 2017-12-26 | A kind of breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207690705U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110112030A (en) * | 2019-05-27 | 2019-08-09 | 宁夏力成电气集团有限公司 | A kind of plateau type indoor high-voltage vacuum circuit breaker |
| CN113205975A (en) * | 2021-03-25 | 2021-08-03 | 国网河北省电力有限公司电力科学研究院 | Intelligent circuit breaker |
-
2017
- 2017-12-26 CN CN201721852545.0U patent/CN207690705U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110112030A (en) * | 2019-05-27 | 2019-08-09 | 宁夏力成电气集团有限公司 | A kind of plateau type indoor high-voltage vacuum circuit breaker |
| CN110112030B (en) * | 2019-05-27 | 2024-01-16 | 宁夏力成电气集团有限公司 | Indoor high-voltage vacuum circuit breaker of plateau type |
| CN113205975A (en) * | 2021-03-25 | 2021-08-03 | 国网河北省电力有限公司电力科学研究院 | Intelligent circuit breaker |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207690705U (en) | A kind of breaker | |
| CN202339881U (en) | Fast horizontal type vacuum switch for flexible power transmission | |
| CN2891257Y (en) | Bounce-free permanent magnetic indoor high-voltage vacuum breaker | |
| CN205195128U (en) | Air insulation dual supply looped netowrk cabinet | |
| CN102403163B (en) | Quick horizontal vacuum switch for flexible power transmission | |
| CN101162659A (en) | Switch installation used for electrical power system | |
| CN110233082B (en) | Permanent magnet vacuum circuit breaker and inflatable cabinet | |
| CN207149499U (en) | A kind of Minitype electrical leakage breaker N poles link gear | |
| CN202339874U (en) | Indoor high-voltage isolating automatic grounding switch | |
| CN204130429U (en) | A kind of contact Permanent Magnetic Gear transmission mechanism device with emergency opening | |
| CN105375380A (en) | Air-insulated double-power supply ring main unit | |
| CN202276065U (en) | Indoor high-voltage alternating current vacuum load switch-fuse combined electric appliance | |
| CN104465205A (en) | Twin-port vacuum circuit breaker | |
| CN210110626U (en) | Operating mechanism for isolating load switch | |
| CN108198724A (en) | Threephase switch electric appliance breaking-closing operating transmission device and threephase switch electric appliance | |
| CN203983135U (en) | A kind of porcelain knob double-fracture isolation circuit breakers | |
| CN210296215U (en) | Permanent magnet vacuum circuit breaker and gas-filled cabinet | |
| CN104021977B (en) | A kind of porcelain knob double-fracture isolation circuit breakers | |
| CN106971903B (en) | circuit breaker | |
| CN206340478U (en) | A kind of vacuum pressure regulating and capacitance regulating shunting switch | |
| CN106601541B (en) | A kind of breaker | |
| CN105810501B (en) | Switch that is a kind of while realizing conjunction more than more points | |
| CN204189636U (en) | The syndeton of a kind of miniaturized circuit breaker and isolation knife | |
| CN104134572A (en) | On-pole permanent magnet vacuum breaker with manual switching-on and switching-off device | |
| CN207651410U (en) | A kind of breaker permanent-magnet manipulating mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |