CN207800480U - Vacuum circuit breaker - Google Patents
Vacuum circuit breaker Download PDFInfo
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- CN207800480U CN207800480U CN201820159327.7U CN201820159327U CN207800480U CN 207800480 U CN207800480 U CN 207800480U CN 201820159327 U CN201820159327 U CN 201820159327U CN 207800480 U CN207800480 U CN 207800480U
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Abstract
The utility model discloses a kind of vacuum circuit breakers, including shell, travel switch, driving mechanism, stored energy mechanism and switching-on mechanism, which includes energy storage axle, connecting lever, energy-stored spring, the cam being arranged in the energy storage axle, cam limit component and the closing switch for discharging the cam；The switching-on mechanism includes main shaft, position-limited wheel limit assembly, resetting spring and separating brake switch, which, which is equipped with, pushes wheel, position-limited wheel and connecting plate, which switchs for discharging the position-limited wheel, which is connected between being switched with the trip by connecting rod；Two side plates are equipped in the shell, the inner space of the shell is divided into the section of left, center, right three by two side plates, the motor and energy-stored spring are located at left section, and the trip switch is located at right section, and the closing switch and separating brake switch are positioned at middle section and on energy storage axle.Motor and travel switch are located at left and right section, and the closing switch and separating brake switch are located on energy storage axle, can also carry out dismounting repair well.
Description
Technical field
The utility model is related to a kind of breakers, more particularly to a kind of vacuum circuit breaker.
Background technology
Vacuum circuit breaker is typically to drive energy storage axle to rotate by motor, to pull open energy-stored spring.When needing to close a floodgate, lead to
It crosses closing switch control energy-stored spring to release energy, energy-stored spring driving trip switching to "on" position.When needing separating brake,
Control travel switch is switched by separating brake again and is switched to gate-dividing state.
Since motor, travel switch, closing switch, separating brake switch are often susceptible to failure, it is often necessary to it repairs,
But present vacuum circuit breaker, motor, travel switch, closing switch, separating brake switch are all provided in circuit breaker internal, quilt
The components such as energy storage axle, energy-stored spring block, and repair when also needs to remove other components, and repair is pretty troublesome.
Utility model content
The utility model provides a kind of vacuum circuit breaker easy to maintenance.The utility model solves its technical problem and is adopted
Technical solution is：
Vacuum circuit breaker, including shell, travel switch, driving mechanism, stored energy mechanism and switching-on mechanism, the trip switch,
Driving mechanism, stored energy mechanism and switching-on mechanism are arranged in the shell,
The stored energy mechanism includes energy storage axle, connecting lever, energy-stored spring, the cam being arranged in the energy storage axle, cam limit group
Part and closing switch for discharging the cam, the connecting lever are connected to the end of the energy storage axle and the lower end with the energy-stored spring
It connects, first gear is cased in the energy storage axle；
The driving mechanism includes driving the motor of first gear rotation；
The switching-on mechanism includes main shaft, position-limited wheel limit assembly, resetting spring and separating brake switch, which, which is equipped with, pushes
Wheel, position-limited wheel and connecting plate, the separating brake are switched for discharging the position-limited wheel, pass through connecting rod between the connecting plate and the trip switch
It is connected；
Two side plates are equipped in the shell, the inner space of the shell is divided into the section of left, center, right three by two side plates, should
The rotation of main shaft and the energy storage axle is erected on two side plates and is mutually parallel, which is located at the main shaft oblique upper, the motor with
Energy-stored spring is located at left section, and the trip switch is located at right section, during the cam limit component and position-limited wheel limit assembly are located at
Section, the closing switch and separating brake switch are positioned at middle section and on energy storage axle；
When energy storage, which drives the energy storage axle and connecting lever rotates and gradually pull open the energy-stored spring, which turns
It crosses after minimum point, which blocks the cam, which stops operating；
When combined floodgate, which discharges the cam, which shrinks, and the elastic energy of the energy-stored spring pulls should
Connecting lever is rotated up to drive the energy storage axle and cam to rotate, the cam push the promotion wheel to make the main axis until
The position-limited wheel limit assembly is mutually clamped with the position-limited wheel, meanwhile, pull the connecting rod to make the row when connecting plate is with the main axis
Journey switching is to "on" position, and the main shaft drives resetting spring elongation to carry out energy storage；
When separating brake, separating brake switch discharges the position-limited wheel, and after which pushes the promotion wheel open, which drives should
Main shaft rotates backward, which pulls the connecting rod to make the trip switching to gate-dividing state when being rotated backward with the main shaft.
Compared with the background art, it has the following advantages that the technical program：
Be divided into the section of left, center, right three in the shell, first gear, cam, cam limit component, push wheel, position-limited wheel,
Position-limited wheel limit assembly is arranged at middle section, and motor and travel switch are located at left and right section, by motor and travel switch
It is external to come out, so as to carry out dismounting repair well.The closing switch and separating brake switch positioned at middle section and are storing up simultaneously
On energy axis, dismounting repair can be also carried out well.
Description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 depicts the stereoscopic schematic diagram of vacuum circuit breaker.
Fig. 2 depicts the schematic front view of vacuum circuit breaker.
Fig. 3 depicts the stereogram that vacuum circuit breaker omits casing.
Fig. 4 depicts the connection diagram between driving mechanism, stored energy mechanism and electromagnetic switch.
Fig. 5 depicts the stereoscopic schematic diagram of stored energy mechanism.
Fig. 6 depicts the schematic side view of stored energy mechanism.
Fig. 7 depicts the decomposition diagram between clutch and energy storage axle.
The schematic diagram that Fig. 8 depicts the pawl of clutch and clutch discs are combined.
Fig. 9 depicts the schematic diagram of the pawl and clutch discs phase separation of clutch.
Figure 10 depicts the connection diagram between stored energy mechanism and switching-on mechanism.
Figure 11 depicts another connection diagram between stored energy mechanism and switching-on mechanism.
Specific implementation mode
Fig. 1 to Fig. 3 is please referred to, vacuum circuit breaker includes shell 10, travel switch 20, driving mechanism 30, stored energy mechanism 40
And switching-on mechanism 50, the trip switch 20, driving mechanism 30, stored energy mechanism 40 and switching-on mechanism 50 are arranged at the shell 10
It is interior.Two side plates 12 are equipped in the shell 10, the inner space of the shell is divided into left section 14, middle section 16, the right side by two side plates
Section 18.
Fig. 4 to fig. 6 is please referred to, which includes energy storage axle 41, connecting lever 42, energy-stored spring 43, is arranged in the storage
Cam 44, cam limit component 45 and the closing switch 46 for discharging the cam on energy axis.The connecting lever 42 is connected to the storage
The end of energy axis 41 simultaneously connect (upper end of the energy-stored spring 43 and shell 10 connect), the storage with the lower end of the energy-stored spring 43
It can be cased with first gear 47 on axis 41.The driving mechanism 30 includes driving the motor 31 of the first gear 47 rotation.
Please refer to Figure 10 to Figure 11, the switching-on mechanism 50 include main shaft 51, position-limited wheel limit assembly 52, resetting spring 53 and
Separating brake switch 54.The main shaft 51, which is equipped with, pushes wheel 555, position-limited wheel 56 and connecting plate 57, and the separating brake switch 54 is for discharging this
Position-limited wheel 56.It is connected by connecting rod 60 between the connecting plate 57 and the trip switch 20.
Fig. 2 and Fig. 3 are please referred to, which is erected on two side plates 12 and is mutually parallel with the energy storage axle 41 rotation, should
Energy storage axle 41 is located at 51 oblique upper of main shaft.The motor 31 and energy-stored spring 43 are located at left section 14, and the trip switch 20 is located at
Right section 18, the cam limit component 45 and position-limited wheel limit assembly 52 are located at middle section 16, and the closing switch 46 and separating brake are opened
It closes 54 and is located at middle section 16 and on energy storage axle 41.
When energy storage, which drives the energy storage axle 41 and connecting lever 42 to rotate and gradually pull open the energy-stored spring 43,
After the connecting lever 42 turns over minimum point, which blocks the cam 44, which stops operating.
When combined floodgate, which discharges the cam 44, which shrinks, the elastic energy of the energy-stored spring 43
Amount pulls the connecting lever 42 to be rotated up to drive the energy storage axle 41 and cam 44 to rotate, the cam 44 push the promotion wheel 55 from
And make the main shaft 51 rotation until the position-limited wheel limit assembly 52 and 56 phase of position-limited wheel clamping, meanwhile, the connecting plate 57 is with this
Main shaft 51 pulls the connecting rod 60 that the trip switch 20 is made to be switched to "on" position when rotating, and the main shaft 51 drives the reset bullet
The elongation of spring 53 carries out energy storage.
When separating brake, which discharges the position-limited wheel 56, after which pushes the promotion wheel 55 open, the reset bullet
Spring 53 drives the main shaft 51 to rotate backward, which pulls the connecting rod 60 that the trip is made to open when being rotated backward with the main shaft 51
It closes 20 and is switched to gate-dividing state.The resetting spring 53 can be tension spring, can also be torsional spring, as long as in 51 rotation of main shaft
Afterwards, it can pull him that it is made to generate restoring force.
Fig. 5 and Fig. 6 are please referred to, which includes the pulley 451, rotatable being arranged in 44 side of the cam
Limit shaft 452, cross bar 453 and rotation be set on pulley block 454 on the cross bar.The limit shaft 452 is equipped with a notch
452-1.When the pulley block 454 is connected between the pulley 451 and the limit shaft 452, which stops operating.It closes
When lock, rotating the limit shaft 452 makes its notch 452-1 step down the pulley block 454.The closing switch 46 includes coil
461, button 462 and pin 463 is beaten, a swing rod 452-2 is connected on the limit shaft 452, this dozen of pin 463 face swing rod 452-2 are set
It sets.The coil 461 is powered and generates magnetic field when connecing down the button 462, this dozen of pins 463 move linearly simultaneously under the action of the magnetic field
Push rocking bar 452-2 that the limit shaft 452 is made to rotate.Further include discharge cock 70, which is located at the closing switch
46 rear sides.The discharge cock 70 includes electromagnet 72, before this dozen of pins 463 and the electromagnet 72 are located at swing rod 452-2
Both sides afterwards, the electromagnet is removed on rear side of the swing rod when which activates.
Figure 10 and Figure 11 are please referred to, which includes gag lever post 522 and position-limited wheel block 524, the limit
Position bar 522 is equipped with recessing groove 522-1.When the position-limited wheel block 524 is connected between the position-limited wheel 56 and the gag lever post 522,
The main shaft 51 stops operating.When separating brake, rotating the gag lever post 522 makes its recessing groove 522-1 allow the position-limited wheel block 524
Position.The separating brake switch 54 includes coil 541, button 542, makes pin 543 and link mechanism 544.The gag lever post 522 is equipped with elongation
Arm 522-3.It is powered to the coil 541 when connecing down the button 542, which generates magnetic field, this dozen pin after being powered
543 hit 544 one end of link mechanism under the influence of a magnetic field, which pushes extension arm 522-3 to make
The gag lever post 522 rotates.
Fig. 4 is please referred to, further includes the electromagnetic switch 80 for closing the motor 31, which is located at the splitting or integrating
Lock switch top.The energy storage axle 41 is equipped with eccentric wheel 48, and transmission mechanism is equipped between the eccentric wheel 48 and the electromagnetic switch 80
82.In thermal energy storage process, which drives the eccentric wheel 48 rotation, and at the end of energy storage, which touches the driver
Structure 82 makes the transmission mechanism 82 activate the electromagnetic switch 80.The driving mechanism 30 further includes transmission shaft 32, is arranged in the transmission shaft
On second gear 33, turntable 34 and knob 35.The first gear 47 and the second gear 33 engage.The turntable 34 is set on this
Therebetween it is sequentially connected on transmission shaft 32 and by unilateral bearing.The knob 35 is connect with the eccentric position of the turntable 34,
Pull the knob 35 that the turntable 34 can be made to drive the transmission shaft 32 rotation.
Fig. 7 to Fig. 9 is please referred to, further includes clutch 90, which includes clutch discs 91, pawl 92, elasticity
Component 93 and clutch block 94.The clutch discs 91 are set in the energy storage axle 41 and the two can rotate synchronously.Outside the clutch discs 91
Circumferential side wall is equipped with a groove 912.47 turning set of first gear is in the energy storage axle 41.The pawl 92 is rotatably arranged on this
On 47 side wall of first gear.When energy storage, which pushes down one end of its pawl of one end of the pawl 92, and to be inserted into this recessed
In slot 912.At the end of energy storage, which is directly turned on the position of the clutch block 94, which depresses the pawl 92
The other end simultaneously makes the pawl be detached with the groove, in this way, the first gear can not just drive the clutch discs 91 to rotate again.The elasticity
Component 93 is snap the line, which is wrapped on the mounting rod of 47 side wall of first gear.The pawl 92 is equipped with limiting slot 921,
One end of the snap the line is stuck in the limiting slot.It is to be appreciated that if being not provided with clutch, which can directly block
It is connected in energy storage axle 41, the two is fixed together synchronous rotation.
The above, only the utility model preferred embodiment, therefore the utility model implementation cannot be limited according to this
It is new all should still to belong to this practicality that is, according to equivalent changes and modifications made by the utility model patent range and description for range
In the range of type covers.
Claims (10)
1. vacuum circuit breaker, including shell, travel switch, driving mechanism, stored energy mechanism and switching-on mechanism, the trip switch drive
Motivation structure, stored energy mechanism and switching-on mechanism are arranged in the shell, it is characterised in that：
The stored energy mechanism include energy storage axle, connecting lever, energy-stored spring, the cam being arranged in the energy storage axle, cam limit component and
Closing switch for discharging the cam, the connecting lever are connected to the end of the energy storage axle and connect with the lower end of the energy-stored spring
It connects, first gear is cased in the energy storage axle；
The driving mechanism includes driving the motor of first gear rotation；
The switching-on mechanism include main shaft, position-limited wheel limit assembly, resetting spring and separating brake switch, the main shaft be equipped with push wheel,
Position-limited wheel and connecting plate, the separating brake are switched for discharging the position-limited wheel, pass through connecting rod phase between the connecting plate and the trip switch
Connection；
Two side plates are equipped in the shell, the inner space of the shell is divided into the section of left, center, right three, the main shaft by two side plates
It is erected on two side plates and is mutually parallel with energy storage axle rotation, which is located at the main shaft oblique upper, the motor and energy storage
Spring is located at left section, and the trip switch is located at right section, and the cam limit component and position-limited wheel limit assembly are located at middle section,
The closing switch and separating brake switch are positioned at middle section and on energy storage axle；
When energy storage, which drives the energy storage axle and connecting lever to rotate and gradually pull open the energy-stored spring, which turns over most
After low spot, which blocks the cam, which stops operating；
When combined floodgate, which discharges the cam, which shrinks, and the elastic energy of the energy-stored spring pulls the connecting lever
It is rotated up that the energy storage axle and cam is driven to rotate, which pushes the promotion wheel to make the main axis until the limit
Position wheel limit assembly is mutually clamped with the position-limited wheel, meanwhile, pull the connecting rod that the trip is made to open when the connecting plate is with the main axis
Concern changes to "on" position, and the main shaft drives resetting spring elongation to carry out energy storage；
When separating brake, separating brake switch discharges the position-limited wheel, and after which pushes the promotion wheel open, which drives the main shaft
It rotates backward, which pulls the connecting rod to make the trip switching to gate-dividing state when being rotated backward with the main shaft.
2. vacuum circuit breaker according to claim 1, it is characterised in that：The cam limit component includes being arranged in the cam
The pulley of side, rotatable limit shaft, cross bar and rotation are set on the pulley block on the cross bar, which is equipped with one
Notch；
When the pulley block is connected between the pulley and the limit shaft, which stops operating；When combined floodgate, the limit is rotated
Position axis makes its notch step down the pulley block.
3. vacuum circuit breaker according to claim 2, it is characterised in that：The closing switch includes coil, button and beats pin,
A swing rod is connected on the limit shaft, this dozen sells face swing rod setting, and the coil is powered and generates magnetic field when connecing down the button, should
Pin is beaten to move linearly under the action of the magnetic field and push the rocking bar that the limit shaft is made to rotate.
4. vacuum circuit breaker according to claim 3, it is characterised in that：Further include discharge cock, which is located at
On rear side of the closing switch, which includes electromagnet, this dozen pin and the electromagnet are located at the front and rear sides of the swing rod,
The electromagnet is removed on rear side of the swing rod when discharge cock activates.
5. vacuum circuit breaker according to claim 1, it is characterised in that：The position-limited wheel limit assembly includes gag lever post and limit
Position wheel block, the gag lever post are equipped with recessing groove；
When the position-limited wheel block is connected between the position-limited wheel and the gag lever post, which stops operating；When separating brake, the limit is rotated
Position bar makes its recessing groove step down the position-limited wheel block.
6. vacuum circuit breaker according to claim 5, it is characterised in that：The separating brake switch includes coil, button, beat sell and
Link mechanism, the gag lever post are equipped with extension arm；
It is powered to the coil when connecing down the button, which generates magnetic field after being powered, this dozen is sold under the influence of a magnetic field
The link mechanism one end is hit, which pushes the extension arm that the gag lever post is made to rotate.
7. vacuum circuit breaker according to claim 1, it is characterised in that：Further include being opened for closing the electromagnetism of the motor
It closes, which is located at splitting or integrating lock switch top, which is equipped with eccentric wheel, the eccentric wheel and the electromagnetic switch
Between be equipped with transmission mechanism；The energy storage axle drives the eccentric wheel to rotate, and at the end of energy storage, which touches the transmission mechanism,
The transmission mechanism is set to activate the electromagnetic switch.
8. vacuum circuit breaker according to claim 1 or claim 7, it is characterised in that：The driving mechanism further includes transmission shaft, setting
Second gear, turntable on the transmission shaft and knob, the first gear and the second gear engage, which is set on the biography
It is sequentially connected on moving axis and therebetween by unilateral bearing, which connect with the eccentric position of the turntable, pulls the drawing
Hand can make driven by rotary disc transmission shaft rotation.
9. vacuum circuit breaker according to claim 1, it is characterised in that：Further include clutch, which includes
Clutch discs, pawl, elastomeric element and clutch block, which is set in the energy storage axle and the two can rotate synchronously, the clutch
The excircle side wall of disk is equipped with a groove, the first gear turning set in the energy storage axle, pawl rotation setting this
On one gear side wall；
When energy storage, one end which pushes down its pawl of one end of the pawl is inserted into the groove, should at the end of energy storage
Clutch block depresses the pawl other end and the pawl is made to be detached with the groove.
10. vacuum circuit breaker according to claim 9, it is characterised in that：The elastomeric element is snap the line, which is wrapped in
On the mounting rod of the first gear side wall；The pawl is equipped with limiting slot, and one end of the snap the line is stuck in the limiting slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820159327.7U CN207800480U (en) | 2018-01-30 | 2018-01-30 | Vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820159327.7U CN207800480U (en) | 2018-01-30 | 2018-01-30 | Vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207800480U true CN207800480U (en) | 2018-08-31 |
Family
ID=63268452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820159327.7U Active CN207800480U (en) | 2018-01-30 | 2018-01-30 | Vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207800480U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110098080A (en) * | 2018-01-30 | 2019-08-06 | 厦门日华机电成套有限公司 | A kind of vacuum circuit breaker |
-
2018
- 2018-01-30 CN CN201820159327.7U patent/CN207800480U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110098080A (en) * | 2018-01-30 | 2019-08-06 | 厦门日华机电成套有限公司 | A kind of vacuum circuit breaker |
| CN110098080B (en) * | 2018-01-30 | 2024-08-06 | 厦门华泰利机电有限公司 | Vacuum circuit breaker |
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