CN207320030U - A kind of switching-on mechanism - Google Patents
A kind of switching-on mechanism Download PDFInfo
- Publication number
- CN207320030U CN207320030U CN201721411698.1U CN201721411698U CN207320030U CN 207320030 U CN207320030 U CN 207320030U CN 201721411698 U CN201721411698 U CN 201721411698U CN 207320030 U CN207320030 U CN 207320030U
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- Prior art keywords
- combined floodgate
- floodgate
- power
- switching
- limiting device
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Abstract
The utility model provides a kind of switching-on mechanism, including mechanism plate, combined floodgate power set, combined floodgate limiting device, combined floodgate starter and combined floodgate transmission device, combined floodgate power set connect external power supply, combined floodgate limiting device is linked with combined floodgate power set, combined floodgate starter is engaged with combined floodgate limiting device and can apply active force to combined floodgate limiting device, when combined floodgate starter applies active force to combined floodgate limiting device, combined floodgate limiting device releases the power hold mode to combined floodgate power set, combined floodgate power set connect combined floodgate output shaft by combined floodgate transmission device, when the power hold mode of combined floodgate power set releases, combined floodgate power set are by combined floodgate transmission device to combined floodgate output shaft passing power, so that combined floodgate output shaft outwards exports combined floodgate power.The utility model come improving performance, is not only improved the service life of device, also reduces manufacture cost by the improvement to structure.
Description
Technical field
It the utility model is related to the closing device of breaker operation mechanism.
Background technology
, it is necessary to have actuating structure to realize the disconnection of breaker and closed procedure on switchgear.Existing operating mechanism
Usual volume is larger, and performance is unstable, and manufacture is of high cost, it is necessary to be adjusted to its structure.Operating mechanism mainly includes energy storage
Device, closing-opening device, therefore the structure of operating mechanism is adjusted, it is necessary to by adjusting energy storage device and the knot of closing-opening device
Structure is realized.
The content of the invention
Technical problem to be solved in the utility model is to provide a kind of switching-on mechanism, its is compact-sized, service life length,
Closing operation is convenient.
The utility model technical scheme applied to solve the technical problem is：A kind of switching-on mechanism, including mechanism plate, combined floodgate
Power set, combined floodgate limiting device, combined floodgate starter and combined floodgate transmission device, combined floodgate power set, combined floodgate limiting device,
Combined floodgate starter and combined floodgate transmission device are installed on mechanism plate, and combined floodgate power set connection external power supply, closes a floodgate
Limiting device is linked with combined floodgate power set, can be spacing in combined floodgate power hold mode by its, at this time at switching-on mechanism
In the state for combined floodgate accumulation of energy, combined floodgate starter is engaged with combined floodgate limiting device and combined floodgate limiting device can be applied
Active force, when combined floodgate starter applies active force to combined floodgate limiting device, combined floodgate limiting device, which releases, fills combined floodgate power
The power hold mode put, combined floodgate power set connect combined floodgate output shaft by combined floodgate transmission device, when combined floodgate power set
When power hold mode releases, combined floodgate power set are by combined floodgate transmission device to combined floodgate output shaft passing power so that close a floodgate
Output shaft outwards exports combined floodgate power.
Further, combined floodgate power set include power input shaft, and the input terminal of power input shaft connects external power supply,
Power input shaft is equipped with the holding cam that can rotate therewith, and keeping the free end of cam, be equipped with can be with combined floodgate limiting device
The holding roller of cooperation.
Further, cam is kept to be installed on by one-way clutch bearing on power input shaft.
Further, combined floodgate limiting device includes closing pawl, and closing pawl is installed in rotation on machine by sincere sub- axis
On structure plate, closing pawl, which includes closing a floodgate, keeps end, combined floodgate release end and positive stop end, close a floodgate keep end can prop up keep roller from
And make it that combined floodgate power set are in power hold mode, combined floodgate release end matches somebody with somebody with combined floodgate starter and merges and can be opened in combined floodgate
The power hold mode of combined floodgate power set is released under the action of dynamic device, positive stop end is in power for spacing closing pawl and protects
Hold the position of state.
Further, combined floodgate limiting device further includes the reply torsional spring being set on sincere sub- axis, and the one end for replying torsional spring is hung
On the positive stop end of closing pawl, after the active force of combined floodgate starter is removed, closing pawl can reply the work of torsional spring
With lower reset, prepare to close a floodgate next time.
Further, combined floodgate starter includes combined floodgate push rod and combined floodgate push plate, and one end of combined floodgate push rod stretches out in mechanism
Outside plate and closing switch is connected, the side of combined floodgate push rod is equipped with a pin, and one end of combined floodgate push plate is hung by a kidney slot
On the pin, the other end of combined floodgate push plate and the combined floodgate release end of closing pawl link, when combined floodgate push rod is in closing switch
When being moved inward under promotion, moved down by the linkage dynamic circuit connector lock push plate of pin and kidney slot, so as to closing pawl
Combined floodgate release end applies thrust so that closing pawl rotates, and releases holding end of closing a floodgate with keeping the contact of roller to interfere.
Further, mechanism plate stops lever equipped with division, and division stops the side that lever is installed on positive stop end, sincere when closing a floodgate
When son is in power hold mode, its positive stop end stops lever by division just and blocks, so as to be limited on the position, at the same time
Prevent closing pawl inordinate rotation.
Further, switching-on mechanism further includes electric switch-on device, and electric switch-on device includes switching electromagnet, and close a floodgate electricity
Magnet is installed on mechanism plate by push pedal bracket, and switching electromagnet is located at the upstream of closing pawl positive stop end rotation, and close a floodgate electricity
It is connected with combined floodgate on magnet to cut somebody's hair, combined floodgate, which is cut somebody's hair, can travel forward under the action of switching electromagnet so as to promote closing pawl
Positive stop end, make closing pawl to release power direction rotate, realize close a floodgate.
Further, combined floodgate transmission device includes combined floodgate connecting lever, combined floodgate connecting rod and is driven output toggle arm, and combined floodgate connecting lever leads to
Connecting lever axis to be crossed to be installed in rotation on mechanism plate, one end of combined floodgate connecting lever is equipped with the combined floodgate driving column with keeping cam linkage,
The other end is rotatably coupled one end of combined floodgate connecting rod, the other end of combined floodgate connecting rod be rotatably coupled transmission output toggle arm from
By holding, transmission output toggle arm is connected on combined floodgate output shaft, and can be linked with combined floodgate output shaft.
Further, the interaction relation of holding cam and combined floodgate driving column is：When the holding roller on holding cam is with closing
After the sincere sub- disengaging interference of lock, cam is kept to be rotated further under the drive of external power supply, its outer margin contour touches combined floodgate and passes
Dynamic column, and drive combined floodgate connecting lever to rotate by combined floodgate driving column.
The beneficial effects of the utility model are：The utility model devises the combined floodgate machine that a kind of rational in infrastructure, performance is stablized
Structure, the closing device can be in energy storage devices（External power supply）Drive under carry out closing operation.It is right that the utility model passes through
The improvement of structure carrys out improving performance, not only improves the service life of device, also reduces manufacture cost.Also, this practicality is new
Type further provided with manual and electronic two kinds of combined floodgate modes, can be suitable for different demand scenes.
Brief description of the drawings
Fig. 1 is the explosive view of the utility model.
Fig. 2 is the axis side view of the utility model.
Fig. 3 is the combined floodgate schematic diagram of the utility model.
Fig. 4 is the schematic diagram of the combined floodgate starter of the utility model.
Figure label：1- mechanisms plate, 2- combined floodgate output shafts, 3- power input shafts, 4- keep cam, and 5- keeps roller, 6-
One-way clutch bearing, 7- closing pawls, the sincere sub- axis of 8-, 9-, which closes a floodgate, keeps end, 10- combined floodgate release ends, 11- positive stop ends, and 12- is replied
Torsional spring, 13- combined floodgate push rods, 14- combined floodgate push plates, 15- combined floodgate push rods, 16- pins, 17- kidney slots, 18- divisions stop lever, 19-
Switching electromagnet, 20- push pedal brackets, 21- close a floodgate and cut somebody's hair, 22- combined floodgate connecting levers, 23- combined floodgate connecting rods, 24- transmission output toggle arms,
25- connecting lever axis, 26- combined floodgate driving columns, 27- cushion pads, 28- buffering stands, 29- pillars, 30- closing switchs.
Embodiment
The specific embodiment of the utility model is described in further details below in conjunction with attached drawing.
The utility model provides a kind of switching-on mechanism of breaker operation mechanism for switchgear, which includes
Mechanism plate 1, combined floodgate power set, combined floodgate limiting device, combined floodgate starter and combined floodgate transmission device, combined floodgate power set,
Combined floodgate limiting device, combined floodgate starter and combined floodgate transmission device are installed on mechanism plate 1, and mechanism plate 1 is including two pieces, two
Block mechanism plate 1 is fixedly connected by pillar 29.
Combined floodgate power set connect external power supply, and combined floodgate limiting device is linked with combined floodgate power set, can incite somebody to action
Its is spacing in combined floodgate power hold mode, and switching-on mechanism is in the state for combined floodgate accumulation of energy at this time, and combined floodgate starter is with closing a floodgate
Limiting device is engaged and can apply active force to combined floodgate limiting device, when combined floodgate starter applies combined floodgate limiting device
When adding active force, combined floodgate limiting device releases the power hold mode to combined floodgate power set, and combined floodgate power set pass through combined floodgate
Transmission device connects combined floodgate output shaft, and when the power hold mode of combined floodgate power set releases, combined floodgate power set pass through conjunction
Lock transmission device is to 2 passing power of combined floodgate output shaft so that combined floodgate output shaft 2 outwards exports combined floodgate power.
Specifically, as shown in the figure, combined floodgate power set include power input shaft 3, the input terminal connection of power input shaft 3
External power supply, power input shaft 3 are equipped with the holding cam 4 that can be rotated therewith, and the free end of holding cam 4 is equipped with can
The holding roller 5 coordinated with combined floodgate limiting device.Cam 4 is kept to be installed on by one-way clutch bearing 6 on power input shaft 3,
The effect of one-way clutch bearing 6, which is that power input shaft 3 can drive, keeps cam 4 to rotate, but works as and keep cam 4 to negative side
To when rotating, the rotation of power input shaft 3 will not be driven, so anti-locking mechanism reversion impacts external motor.
Combined floodgate limiting device includes closing pawl 7, and closing pawl 7 is installed in rotation on mechanism plate 1 by sincere sub- axis 8
On, closing pawl 7, which includes closing a floodgate, keeps end 9, combined floodgate release end 10 and positive stop end 11, closes a floodgate and keeps end 9 to prop up holding rolling
For wheel 5 so that combined floodgate power set be in power hold mode, combined floodgate release end 10 matches somebody with somebody that merge can with combined floodgate starter
The power hold mode of combined floodgate power set is released under the action of combined floodgate starter, positive stop end 11 is used for spacing closing pawl
7 are at the position of power hold mode.
Combined floodgate limiting device further includes the reply torsional spring 12 being set on sincere sub- axis 8, and the one end for replying torsional spring 12 hangs over conjunction
On sincere sub 7 positive stop end 11 of lock, after the active force of combined floodgate starter is removed, closing pawl 7 can reply torsional spring 12
Effect is lower to be resetted, and is prepared to close a floodgate next time.
As shown in figure 4, combined floodgate starter includes combined floodgate push rod 13 and combined floodgate push plate 14, one end of combined floodgate push rod 13 is stretched out
Outside mechanism plate 1 and closing switch 30 is connected, the side of combined floodgate push rod 15 is equipped with a pin 16, and one end of combined floodgate push plate 13 leads to
Cross a kidney slot 17 to be hung on the pin 16, combined floodgate push plate 13 is in tilted layout, the combined floodgate release end of the other end and closing pawl 7
10 linkages, when being moved inward under promotion of the combined floodgate push rod 13 in closing switch 30, pass through the linkage of pin 16 and kidney slot 17
Combined floodgate push plate 14 is driven to move down, so as to apply thrust to the combined floodgate release end 10 of closing pawl 7 so that 7 edge of closing pawl
B directions in Fig. 3 rotate, and release holding end 9 of closing a floodgate with keeping the contact of roller 5 to interfere.
Division is additionally provided with mechanism plate 1 and stops lever 18, division stops the side that lever 18 is installed on positive stop end 11, and division stops shelves
The both ends of bar 18 are fastened on mechanism plate 1 respectively, and when closing pawl 7 is in power hold mode, its positive stop end 11 is proper
Stop lever 18 by division well to block, so as to be limited on the position, while prevent 7 inordinate rotation of closing pawl.
The switching-on mechanism of the utility model can also be closed a floodgate by electronic mode, the power resources that electronic mode is closed a floodgate in
Electric switch-on device, electric switch-on device include switching electromagnet 19, and switching electromagnet 19 is installed on machine by push pedal bracket 20
On structure plate 1, switching electromagnet 19 is located at the upstream of 7 positive stop end 11 of closing pawl rotation, and combined floodgate is connected with switching electromagnet 19
Cut somebody's hair 21, combined floodgate is cut somebody's hair and 21 can be moved under the action of switching electromagnet 19 along the F directions in Fig. 3 so that promote close a floodgate it is sincere
A direction of the positive stop end 11 of son 7 into Fig. 3 rotates, and realizes and closes a floodgate.
Combined floodgate transmission device includes combined floodgate connecting lever 22, combined floodgate connecting rod 23 and transmission output toggle arm 24, combined floodgate connecting lever 22
Middle part is installed in rotation on mechanism plate 1 by connecting lever axis 25, and one end of combined floodgate connecting lever 22 is equipped with what is linked with keeping cam 4
Combined floodgate driving column 26, the other end are rotatably coupled one end of combined floodgate connecting rod 23, and the other end of combined floodgate connecting rod 23 rotationally connects
The free end of transmission output toggle arm 24 is connect, transmission output toggle arm 24 is connected on combined floodgate output shaft 2, and can be with combined floodgate output shaft
2 linkages.Specifically, keeping cam 4 and the interaction relation of combined floodgate driving column 26 is：As shown in figure 3, when on holding cam 4
After keeping roller 5 to depart from interference with closing pawl 7, cam 4 is kept to continue to rotate along C directions under the drive of external power supply,
The outer margin contour of its free end opposite side touches combined floodgate driving column 26, and by combined floodgate driving column 26 drive combined floodgate connecting lever 22 to
D directions rotate.
For protection mechanism, the utility model is additionally provided with cushion pad 27, and cushion pad 27 is installed on machine by buffering stand 28
On structure plate 1, the setting position of cushion pad 27 meets the rotation that do not stop combined floodgate connecting lever 22, but its spacing is turned in transmission output
At the rotation limit position that the maximum rotated position of arm 24 is driven.
The making process of the utility model is, first by external power supply accumulation of energy, to drive power defeated while accumulation of energy
Enter axis 3 to rotate, power input shaft 3, which drives, keeps cam 4 to rotate to C directions so that keeps roller 5 to prop up and keeps sincere sub 7 conjunction
Lock keeps end 9, and mechanism is in combined floodgate energy storage hold mode at this time, presses closing switch 30, combined floodgate starter acts on combined floodgate
Sincere sub 7, closing pawl 7 is rotated along B directions, depart from the interference for keeping cam 4, then, keep cam 4 to be stored in external impetus
Continue to rotate to C directions under the action of energy, drive combined floodgate connecting lever 22 to be rotated to D directions, combined floodgate connecting rod 23 is moved to E directions, is pushed away
Dynamic transmission output toggle arm 24 is rotated to G directions, so as to fulfill the output power transmission to combined floodgate output shaft 2.
Claims (10)
1. a kind of switching-on mechanism, it is characterized in that, including mechanism plate, combined floodgate power set, combined floodgate limiting device, combined floodgate starter
And combined floodgate transmission device, combined floodgate power set, combined floodgate limiting device, combined floodgate starter and combined floodgate transmission device are respectively mounted
On mechanism plate, combined floodgate power set connection external power supply, combined floodgate limiting device is linked with combined floodgate power set, can
Its is spacing in combined floodgate power hold mode, and switching-on mechanism is in the state for combined floodgate accumulation of energy at this time, and combined floodgate starter is with closing
Lock limiting device is engaged and can apply active force to combined floodgate limiting device, when combined floodgate starter is to combined floodgate limiting device
When applying active force, combined floodgate limiting device releases the power hold mode to combined floodgate power set, and combined floodgate power set pass through conjunction
Lock transmission device connects combined floodgate output shaft, and when the power hold mode of combined floodgate power set releases, combined floodgate power set pass through
Combined floodgate transmission device is to combined floodgate output shaft passing power so that combined floodgate output shaft outwards exports combined floodgate power.
2. a kind of switching-on mechanism according to claim 1, it is characterized in that, combined floodgate power set include power input shaft, move
The input terminal connection external power supply of power input shaft, power input shaft are equipped with the holding cam that can be rotated therewith, keep convex
The free end of wheel is equipped with the holding roller that can coordinate with combined floodgate limiting device.
3. a kind of switching-on mechanism according to claim 2, it is characterized in that, keep cam to be installed on by one-way clutch bearing
On power input shaft.
4. a kind of switching-on mechanism according to claim 2, it is characterized in that, combined floodgate limiting device includes closing pawl, closes a floodgate
Sincere son is installed in rotation on mechanism plate by sincere sub- axis, and closing pawl, which includes closing a floodgate, keeps end, combined floodgate release end and spacing
End, closes a floodgate and keeps end to prop up holding roller so that combined floodgate power set are in power hold mode, combined floodgate release end
Match somebody with somebody with combined floodgate starter and merge the power hold mode that combined floodgate power set can be released under the action of combined floodgate starter,
Positive stop end is used for the position that spacing closing pawl is in power hold mode.
5. a kind of switching-on mechanism according to claim 4, it is characterized in that, combined floodgate limiting device, which further includes, is set in sincere sub- axis
On reply torsional spring, the one end for replying torsional spring is hung on the positive stop end of closing pawl, when the active force of combined floodgate starter is removed
Afterwards, closing pawl can reset under the action of torsional spring is replied, and prepare to close a floodgate next time.
6. a kind of switching-on mechanism according to claim 4, it is characterized in that, combined floodgate starter includes combined floodgate push rod and combined floodgate
Push plate, one end of combined floodgate push rod stretch out in outside mechanism plate and connect closing switch, and the side of combined floodgate push rod is equipped with a pin, close
One end of lock push plate is hung on the pin by a kidney slot, the other end of combined floodgate push plate and the combined floodgate release end of closing pawl
Linkage, when combined floodgate push rod moves inward under the promotion of closing switch, is pushed away by the linkage dynamic circuit connector lock of pin and kidney slot
Plate moves down, so as to apply thrust to the combined floodgate release end of closing pawl so that closing pawl rotates, and releases to close a floodgate and protects
End is held with keeping the contact of roller to interfere.
7. a kind of switching-on mechanism according to claim 4, it is characterized in that, mechanism plate stops lever equipped with division, and division stops
Lever is installed on the side of positive stop end, and when closing pawl is in power hold mode, its positive stop end stops lever by division just
Block, so as to be limited on the position, while prevent closing pawl inordinate rotation.
8. a kind of switching-on mechanism according to claim 4, it is characterized in that, switching-on mechanism further includes electric switch-on device, electricity
Dynamic circuit connector brake gear includes switching electromagnet, and switching electromagnet is installed on mechanism plate by push pedal bracket, and switching electromagnet is located at
The upstream that closing pawl positive stop end rotates, is connected with combined floodgate on switching electromagnet and cuts somebody's hair, and combined floodgate is cut somebody's hair can be in switching electromagnet
Under the action of travel forward so as to promote the positive stop end of closing pawl, rotate the direction of closing pawl to release power, realize
Close a floodgate.
9. a kind of switching-on mechanism according to claim 1, it is characterized in that, combined floodgate transmission device includes combined floodgate connecting lever, closes a floodgate
Connecting rod and transmission output toggle arm, combined floodgate connecting lever are installed in rotation on mechanism plate by connecting lever axis, one end of combined floodgate connecting lever
Equipped with the combined floodgate driving column with keeping cam linkage, the other end is rotatably coupled one end of combined floodgate connecting rod, combined floodgate connecting rod it is another
One end is rotatably coupled the free end of transmission output toggle arm, and transmission output toggle arm is connected on combined floodgate output shaft, and can be with
Combined floodgate output shaft links.
10. a kind of switching-on mechanism according to claim 7, it is characterized in that, keep the linkage of cam and combined floodgate driving column to close
System is：After keeping the holding roller on cam to depart from interference with closing pawl, cam is kept under the drive of external power supply
It is rotated further, its outer margin contour touches combined floodgate driving column, and drives combined floodgate connecting lever to rotate by combined floodgate driving column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721411698.1U CN207320030U (en) | 2017-10-29 | 2017-10-29 | A kind of switching-on mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721411698.1U CN207320030U (en) | 2017-10-29 | 2017-10-29 | A kind of switching-on mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207320030U true CN207320030U (en) | 2018-05-04 |
Family
ID=62380025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721411698.1U Active CN207320030U (en) | 2017-10-29 | 2017-10-29 | A kind of switching-on mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207320030U (en) |
-
2017
- 2017-10-29 CN CN201721411698.1U patent/CN207320030U/en active Active
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