CN209249379U - A kind of vacuum circuit breaker closing operation component - Google Patents
A kind of vacuum circuit breaker closing operation component Download PDFInfo
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- CN209249379U CN209249379U CN201920272271.0U CN201920272271U CN209249379U CN 209249379 U CN209249379 U CN 209249379U CN 201920272271 U CN201920272271 U CN 201920272271U CN 209249379 U CN209249379 U CN 209249379U
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- energy
- combined floodgate
- energy storage
- closing operation
- gear
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Abstract
A kind of vacuum circuit breaker closing operation component, including energy-storage system, overcurrent release device, combined floodgate system indicate system.Copper sheathing, gear, switching-in spring, combined floodgate pawl and bearing are equipped in closing operation component, copper, which is set on axis and moves with the junction of side plate with axis and side plate, to be coupled；Gear includes pinion gear and gear wheel, and pinion gear is connected to motor, and gear wheel is connect with energy storage axle sleeve；Switching-in spring has two, and combined floodgate pawl is located on gear wheel, and bearing is located in closing cam.An original switching-in spring is changed to symmetrically arranged two switching-in springs by it, convenient for product maintenance and replacement while, keep equipment precision and stability higher, mechanical life is longer, the friction between axis and side plate can be reduced by designing copper sheathing, while aging bring Caton situation between axis and side plate can be reduced.
Description
Technical field
The utility model relates to field of circuit breakers more particularly to a kind of vacuum circuit breaker closing operation components.
Background technique
Vacuum circuit breaker body part is by galvanic circle, insulation system, sealing element and shell composition.Overall structure is three-phase
Common box type.Wherein galvanic circle is by inlet-outlet line conducting rod, inlet-outlet line insulated leg, conductive clip, is flexible coupling and vacuum interrupter connects
It connects and this mechanism is electric energy-stored, electronic divide-shut brake, while there is manual function.Total is by overcurrent release, divide-shut brake
Coil, manual divide-shut brake system, auxiliary switch, the components composition such as energy storage instruction.Its kinetic energy theory includes: thermal energy storage process, closes a floodgate
Operating process and sub-switching operation process.
Traditional closing operation mainly has thermal energy storage process, closing operation process and sub-switching operation process, and energy storage motor is connected
When power supply, motor band movable eccentric wheel is rotated, and is driven connecting lever and connecting plate to swing by abutting against the roller on eccentric wheel, is pushed storage
Energy pawl is swung, and makes ratchet wheel, and when the plate of pin and energy storage axle sleeve on ratchet is against after, the two moves together, makes to hang over
Energy storage axle covers upper switching-in spring and elongates.Energy storage axle sleeve is fixed by positioning pin, maintains energy storage state, meanwhile, on energy storage axle set
Connecting lever pushes the power supply of travel switch cutting energy storage motor, and energy storage pawl is lifted, and is reliably detached from ratchet.The biography of kinetic energy
It passs mainly by components such as eccentric wheel, connecting lever, connecting plate, ratchet and pawls, single-piece spring is leaned in the storage of kinetic energy, and component is more, and installation is repaired
Reason is difficult, and mechanical life is shorter, and stability is difficult to meet the requirements.
The mechanical parameter that there are many vacuum circuit breakers, such as closing speed, opening velocity, contact travel, contact closing rebound
Time, contact separating brake rebound amplitude etc..These mechanical parameters are set to guarantee vacuum circuit breaker technical performance.I
The mechanical life of state's vacuum circuit breaker is generally 10000~20000 times, carrying out will be increased to 30000 mechanical life~
40000 research work, operating mechanism are the most complicated, required precision highest in high-pressure vacuum breaker mechanical structure
Part, most manufactory's working conditions are difficult to meet requirement on machining accuracy.Good operating mechanism especially stability is high,
Mechanical life, longer closing operation component was directly related to technical performance and the mechanical life of vacuum circuit breaker, disconnected for vacuum
The mechanical performance of road device is very crucial.
Summary of the invention
In order to overcome closing operation component mechanical parameter machining accuracy and stability in operating mechanism lower, mechanical life compared with
Short problem, the utility model provide a kind of vacuum circuit breaker closing operation component, the vacuum circuit breaker closing operation component energy
The stability and service life for improving entire operating mechanism can especially enhance stability in use and the longevity of closing operation component
Life.
The utility model is achieved by the following technical solution:
A kind of vacuum circuit breaker closing operation component, including energy-storage system, overcurrent release device, combined floodgate system, instruction system
System, which is characterized in that be equipped with copper sheathing in the closing operation component, the copper be set on the junction of axis and side plate with
Axis and the dynamic connection of side plate；Gear, switching-in spring and combined floodgate pawl are equipped in the energy-storage system, the gear includes small tooth
Wheel and gear wheel, the pinion gear are connected to motor, and gear wheel is connect with energy storage axle sleeve, and the switching-in spring has two,
The combined floodgate pawl is located on gear wheel, and bearing is equipped in the combined floodgate system, and the bearing is located in closing cam.
The axis coupled with copper sheathing and side plate includes energy storage axle, combined floodgate output shaft, combined floodgate trip shaft and floodgate semiaxis.
Energy storage pinion gear is additionally provided between the pinion gear and gear wheel, the energy storage pinion gear is located at energy storage axle
On.
One end of the energy storage axle is connected with energy accumulation handle, and energy accumulation handle and energy storage pinion gear gear wheel link, can be with
Carry out manual energy storage.
Two switching-in springs are connect with symmetrical two energy-storage crank arms respectively.
The energy-storage crank arm is right angle, and size is adapted with switching-in spring, passes through Flat dey joint to combined floodgate output shaft.
The beneficial effects of the utility model are: a kind of vacuum circuit breaker closing operation component is provided, by original transmission group
Part eccentric wheel, connecting lever, connecting plate, ratchet and pawl etc. are changed to gear drive, while an original switching-in spring being changed to
Symmetrically arranged two switching-in springs, convenient for product maintenance and replacement while, keep equipment precision and stability higher, it is mechanical
Longer life expectancy can reduce the friction between axis and side plate by designing copper sheathing, while can reduce aging between axis and side plate
Bring Caton situation.
Detailed description of the invention
Attached drawing 1 is the structural schematic diagram of the utility model embodiment.
Attached drawing 2 is the left view of the utility model embodiment.
In figure, 1- side plate, 2- motor, 3- pinion gear, 4- energy storage pinion gear, 5- gear wheel, 6- energy storage axle, 7- transmission
Axis, 8- indicate axis, 9- combined floodgate pawl, 10- energy storage axle sleeve, 11- copper sheathing, 12- combined floodgate ratchet, 13- breaking-closing operating axis, 14-
Switching-in spring, 15- hanging spring shaft, 16- divide-shut brake coil, 17- combined floodgate bent plate, 18- floodgate semiaxis, 19- closing pawl, 20- close a floodgate
Trip shaft, 21- energy storage pressing plate, 22- combined floodgate output shaft, 23- energy-storage crank arm, 24- closing cam, 25- bearing, 26- combined floodgate connecting lever,
27- travel switch, 61- energy accumulation handle, 71- divide-shut brake arrow, 81- energy storage arrow, 131- manual divide-shut brake handle.
Specific embodiment
The utility model embodiment is described further with reference to the accompanying drawing:
By Fig. 1 combination Fig. 2 it is found that a kind of vacuum circuit breaker closing operation component, for total by energy-storage system, overcurrent is de-
Buckle device, combined floodgate system, the composition such as instruction system.Total is mounted on two blocks of side plates 1 of vacuum circuit breaker, with this two pieces
Side plate 1 is one group of formation accommodating cavity, and the energy-storage system, overcurrent release, combined floodgate system, the components such as instruction system are set to should
In accommodating cavity.Side plate 1 serves while fix and support, and modular design can be by closing operation component and vacuum circuit breaker
Other components of device separate, in this way convenient for repairing and installation.
Energy-storage system has 2 energy storage of motor or manual energy storage, and the kinetic energy provided is transmitted by gear, pushes combined floodgate pawl 9,
It drives both combined floodgate ratchet 12 and energy storage axle sleeve 10 to move together, makes to hang over the elongation of switching-in spring 14 on energy storage axle sleeve 10 and arrive
Certain position, the closing cam 24 on energy storage axle sleeve 10 push the rotation of closing pawl 19 to link closely with floodgate semiaxis 18, maintenance energy storage
State, meanwhile, the energy storage pressing plate 21 on energy storage axle sleeve 10 pushes travel switch 27 to cut off energy storage motor 2 by combined floodgate connecting lever 26
Power supply.
In entire energy-storage system, motor 2 is fixed on 1 bottom of side plate, and the rotor of motor 2 is equipped with tooth shaft, and tooth shaft is equipped with small
Gear 3, motor 2, which powers on, can drive pinion gear 3 to rotate.Side plate 1 is equipped with energy storage axle 6, and it is small that energy storage axle 6 is equipped with energy storage
Gear 4, copper sheathing 11 and energy accumulation handle 61；One end of energy storage axle 6 is located on side plate 1, and the other end is pierced by side plate 1, with energy accumulation handle
61 are connected, and energy storage axle 6 with side plate 1 is connect by copper sheathing 11, and the energy storage pinion gear 4 in energy storage axle 6 is by tooth shaft and energy storage
Axis 6 connects, and the pinion gear 3 in energy storage pinion gear 4 and motor 2 in energy storage axle 6 is intermeshed, can both cooperate pinion gear 3 into
Action, which can be transmitted, can also carry out manual energy storage by energy accumulation handle 61.
Combined floodgate output shaft 22 is equipped with gear wheel 5, closing cam 24, combined floodgate ratchet 12, energy storage axle sleeve 10, energy storage pressing plate
21, energy-storage crank arm 23, copper sheathing 11 and switching-in spring 14.22 both ends of combined floodgate output shaft are located on side plate 1, and the two of combined floodgate output shaft 22
The part of side plate 1 is stretched out respectively with energy-storage crank arm 23 by Flat dey joint in end, and energy-storage crank arm 23 is connect with 14 one end of switching-in spring,
It is secured with nuts, the other end of switching-in spring 14 is connect with hanging spring shaft 15, and symmetrical two energy-storage crank arms 23 are closed with two respectively
Lock spring 14 connects, and improves the stability and service life of entire operating mechanism, the energy-storage crank arm 23 of right-angle design is best suitable for
Mechanics principle is obtained having a size of debugging, can be convenient energy storage and kinetic energy transmitting.Gear wheel 5 is to be mounted on energy storage by tooth shaft
On axle sleeve 10, energy storage axle sleeve 10 is located on combined floodgate output shaft 22, and gear wheel 5 is coupled with energy storage pinion gear 4, closing cam
24, combined floodgate ratchet 12, energy storage pressing plate 21, copper sheathing 11 are mounted on combined floodgate output shaft 22 by Flat dey joint.It is set on gear wheel 5
There is combined floodgate pawl 9, combined floodgate pawl 9 is coupled with combined floodgate ratchet 12, and closing cam 24 is equipped with bearing 25, bearing 25 and combined floodgate
Sincere sub 19 are coupled.Energy storage pressing plate 21 is coupled with combined floodgate connecting lever 26, and combined floodgate connecting lever 26 is connect with travel switch 27；It closes a floodgate
Output shaft 22 is to be connect by copper sheathing 11 with side plate 1, and such design is to reduce abrasion and material aging bring Caton, is passed through
Design copper sheathing 11 can reduce the friction between axis and side plate 1, while can reduce aging bring Caton between axis and side plate 1
Situation.
Overcurrent release includes 18 place whole system of closing pawl 19 and floodgate semiaxis, in the combined floodgate trip shaft 20 at place
Equipped with closing pawl 19 and copper sheathing 11,20 both ends of combined floodgate trip shaft are located on side plate 1, with side plate 1 are connect by copper sheathing 11, are closed
Lock sincere sub 19 is located in combined floodgate trip shaft 20.Floodgate semiaxis 18 is equipped with copper sheathing 11 and combined floodgate bent plate 17,18 both ends of floodgate semiaxis
It is located on side plate 1, with side plate 1 is connect by copper sheathing 11,17 side of combined floodgate bent plate is coupled with divide-shut brake coil 16, is closed a floodgate
The other side of bent plate 17 is connect with breaking-closing operating axis 13.Closing pawl 19 is coupled with floodgate semiaxis 18, after the completion of energy storage,
Closing pawl 19 can keep energy storage by floodgate semiaxis 18, and divide-shut brake coil 16 and breaking-closing operating axis 13 can pass through conjunction
Lock bent plate 17 carries out closing operation to overcurrent release.
Combined floodgate system includes the structures such as divide-shut brake coil 16, breaking-closing operating axis 13 and closing cam 24.Divide-shut brake is grasped
Make that axis 13 is operated manually or divide-shut brake coil 16 receives closing by hand or electric switch-on signal can pass through combined floodgate
Bent plate 17 makes overcurrent release thread off, and further, switching-in spring releases energy, and combined floodgate output shaft 22 is made to rotate, thus
It drives closing cam 24 to rotate, by abutting against the roller on eccentric wheel, so that transmission shaft 7 is rotated, drive the dynamic touching of arc-chutes
Head moves upwards, and contacts with static contact, and provide contact pressure, while being tripping spring energy storage, is kept by the combined floodgate of mechanism
The normal snapping of link makes breaker keep "on" position.
Instruction structure includes energy storage instruction and divide-shut brake instruction.Energy storage instruction is completed by instruction axis 8 comprising energy storage refers to
Show that arrow 81 and one piece of plate pressing plate, energy storage arrow 81 and pressing plate are located at the both ends of instruction axis 8, the other end of pressing plate is set
Below energy-storage crank arm 23, cooperation switching-in spring 14 is rotated, and whether is in energy storage state by the display of energy storage arrow 81.Point
Instruction of closing a floodgate is completed by transmission shaft 7, and one end connecting dividing lock arrow 71 of transmission shaft 7, divide-shut brake arrow 71 cooperates
Transmission shaft 7 rotates, and shows opening and closing state by divide-shut brake arrow 71.
Claims (6)
1. a kind of vacuum circuit breaker closing operation component, including energy-storage system, overcurrent release device, combined floodgate system indicate system,
It is characterized in that, being equipped with copper sheathing (11) in the closing operation component, the copper sheathing (11) setting is in axis and side plate (1)
Junction is moved with axis and side plate (1) to be coupled；Gear, switching-in spring (14) and combined floodgate pawl (9) are equipped in the energy-storage system,
The gear includes pinion gear (3) and gear wheel (5), and the pinion gear (3) is connect with motor (2), gear wheel (5) and storage
Energy axle sleeve (10) connects, and the switching-in spring (14) has two, and the combined floodgate pawl (9) is located on gear wheel (5), described
Combined floodgate system in be equipped with bearing (25), the bearing (25) is located on closing cam (24).
2. a kind of vacuum circuit breaker closing operation component according to claim 1, which is characterized in that described and copper sheathing
(11) and the axis of side plate (1) connection includes energy storage axle (6), combined floodgate output shaft (22), combined floodgate trip shaft (20) and floodgate semiaxis
(18).
3. a kind of vacuum circuit breaker closing operation component according to claim 1, which is characterized in that the pinion gear
(3) it is additionally provided between gear wheel (5) energy storage pinion gear (4), the energy storage pinion gear (4) is located on energy storage axle (6).
4. a kind of vacuum circuit breaker closing operation component according to claim 3, which is characterized in that the energy storage axle
(6) one end is connected with energy accumulation handle (61), and energy accumulation handle (61) and energy storage pinion gear (3), gear wheel (5) link, Ke Yijin
Row manual energy storage.
5. a kind of vacuum circuit breaker closing operation component according to claim 1, which is characterized in that two combined floodgates
Spring (14) is connect with symmetrical two energy-storage crank arms (23) respectively.
6. a kind of vacuum circuit breaker closing operation component according to claim 5, which is characterized in that the energy-storage crank arm
It (23) is right angle, size is adapted with switching-in spring (14), passes through Flat dey joint to combined floodgate output shaft (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920272271.0U CN209249379U (en) | 2019-03-05 | 2019-03-05 | A kind of vacuum circuit breaker closing operation component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920272271.0U CN209249379U (en) | 2019-03-05 | 2019-03-05 | A kind of vacuum circuit breaker closing operation component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209249379U true CN209249379U (en) | 2019-08-13 |
Family
ID=67537365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920272271.0U Active CN209249379U (en) | 2019-03-05 | 2019-03-05 | A kind of vacuum circuit breaker closing operation component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209249379U (en) |
-
2019
- 2019-03-05 CN CN201920272271.0U patent/CN209249379U/en active Active
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