CN204011119U - A kind of gear drive of automatic change-over - Google Patents
A kind of gear drive of automatic change-over Download PDFInfo
- Publication number
- CN204011119U CN204011119U CN201420440829.9U CN201420440829U CN204011119U CN 204011119 U CN204011119 U CN 204011119U CN 201420440829 U CN201420440829 U CN 201420440829U CN 204011119 U CN204011119 U CN 204011119U
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- Prior art keywords
- gear
- flip stand
- driven gear
- automatic change
- master gear
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- 230000000694 effects Effects 0.000 claims abstract description 15
- 241001014327 Anodontia Species 0.000 claims description 20
- 206010002583 anodontia Diseases 0.000 claims description 20
- 230000005212 anodontia Effects 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 abstract description 14
- 238000006243 chemical reaction Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000033001 locomotion Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 210000001138 tear Anatomy 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
The utility model discloses a kind of gear drive of automatic change-over.This gear drive rotates by driven by motor master gear, drives left and right driven gear rotation, and left and right driven gear drives the left and right flip stand alternatively up and down activity with gear bar, and left and right flip stand is stirred the switch of both sides circuit breaker and realized divide-shut brake conversion; Transmission mechanism taking gear as main body is simple in structure, is convenient to manufacture, and after assembling, between each gear, coordinates reliably, and rotary drive divide-shut brake puts in place; Adopt master gear, driven gear, gear bar three parts to carry out transmission, wear and tear little, compact conformation.
Description
Technical field
The utility model belongs to electric switch field, particularly relates to a kind of gear drive of automatic change-over.
Background technology
Automatic change-over is widely used in the various places that need uninterrupted power supply, and it has realized the automatic conversion of power supply, to ensure the reliability of customer power supply.In order to realize the divide-shut brake conversion of two circuit breakers, what current known automatic change-over adopted is the flip stand alternatively up and down activity by driven by motor transmission mechanism control both sides, and flip stand drives the divide-shut brake of killer switch.But existing automatic change-over exists some problems: transmission mechanism itself is larger, and it is also very large to rotarily drive the up and down scope of flip stand, and this makes the overall volume of automatic change-over become large; The cooperation of transmission mechanism and flip stand is more complicated, stressed unreasonable when transmission mechanism and flip stand interact, and integrated model wearing and tearing are larger, and the divide-shut brake effect of circuit breaker is also produced to bad impact.
Summary of the invention
The utility model is in order to make up the deficiencies in the prior art, and a kind of simple in structure, gear drive that divide-shut brake alternately switches reliable automatic change-over is provided.
The utility model is by the following technical solutions: a kind of gear drive of automatic change-over, comprise master gear, left driven gear, right driven gear, left flip stand, right flip stand and mounting bracket, described left driven gear and right driven gear are arranged on mounting bracket and lay respectively at the both sides of master gear, the side of described left flip stand and right flip stand has gear bar, described left flip stand is arranged on the outside of left driven gear and the interlock that cooperatively interacts, described right flip stand is arranged on the outside of right driven gear and the interlock that cooperatively interacts, the outside of described left flip stand and right flip stand is respectively provided with one group of circuit breaker, when master gear is in the first station counterclockwise on earth time, left side breaker closing, right side breaker open operation, master gear turns clockwise from the first station, drives left driven gear to be rotated counterclockwise, and left driven gear drives left flip stand movable downwards, left side breaker open operation, when master gear arrives intermediate stations, left side breaker open operation, right side breaker open operation, master gear turns clockwise from intermediate stations, drives right driven gear to be rotated counterclockwise, and right driven gear drives right flip stand upwards movable, right side breaker closing, when master gear is in the second station clockwise on earth time, left side breaker open operation, right side breaker closing.
Improve as one, have anodontia district on master gear circumference, in the time that anodontia district rotates to left driven gear or right driven gear place, left driven gear or the relative master gear of right driven gear are isolated respectively.
Improve as one, anodontia district accounts for 1/3 of master gear full circle, described master gear axle center respectively with the axial connecting line of left driven gear and right driven gear, the angle that two lines form is 120 degree, described anodontia district is positioned at angle.
Improve as one, be provided with bar-shaped trough on mounting bracket, the lower surface of described left flip stand and right flip stand is provided with guide pad, and described guide pad packs in bar-shaped trough to coordinate realizes left flip stand and right flip stand along the activity of bar-shaped trough length direction.
Improve as one, left flip stand and right flip stand all also include driving lever groove and push rod, on the switch of described circuit breaker, driving lever are set, and driving lever is inserted in driving lever groove; Described push rod is arranged on the top of left flip stand and right flip stand, promotes the sensitive switch of relevant position above being arranged in the time that left flip stand and the activity of right flip stand alternatively up and down put in place.
Improve as one, the below of mounting bracket arranges motor, and described motor is connected with master gear by machine shaft.
The beneficial effects of the utility model: rotate by driven by motor master gear, drive left and right driven gear rotation, left and right driven gear drives the left and right flip stand alternatively up and down activity with gear bar, and left and right flip stand is stirred the switch of both sides circuit breaker and realized divide-shut brake conversion; Transmission mechanism taking gear as main body is simple in structure, is convenient to manufacture, and after assembling, between each gear, coordinates reliably, and rotary drive divide-shut brake puts in place; Adopt master gear, driven gear, gear bar three parts to carry out transmission, wear and tear little, compact conformation.
Brief description of the drawings
Fig. 1 be the utility model gear drive to view.
Fig. 2 is the three-dimensional structure diagram of the utility model flip stand.
Embodiment
Below in conjunction with accompanying drawing, specific embodiment of the utility model is elaborated.
As shown in Figure 1, 2, be the specific embodiment of the gear drive of utility model automatic change-over.This embodiment comprises master gear 1, left driven gear 2, right driven gear 3, left flip stand 4, right flip stand 5 and mounting bracket 6, left driven gear 2 and right driven gear 3 are arranged on mounting bracket 6 and lay respectively at the both sides of master gear 1, the side of flip stand 4 and right flip stand 5 has gear bar 4a, left flip stand 4 is arranged on the outside of left driven gear 2 and the interlock that cooperatively interacts, right flip stand 5 is arranged on the outside of right driven gear 2 and the interlock that cooperatively interacts, the outside of left flip stand 4 and right flip stand 5 is respectively provided with one group of circuit breaker, master gear 1 rotarily drives left driven gear 2 and right driven gear 3 rotates, the left flip stand 4 of interlock and right flip stand 5 up-down alternative motions are realized the divide-shut brake conversion of both sides circuit breaker.
The alternately divide-shut brake that the utility model is realized automatic change-over both sides by simple compact structure is changed, when master gear 1 is in the first station counterclockwise on earth time, and left side breaker closing, right side breaker open operation; Master gear 1 turns clockwise from the first station, drives left driven gear 2 to be rotated counterclockwise, and left driven gear 2 drives left flip stand 4 movable downwards, left side breaker open operation; When master gear 1 arrives intermediate stations, left side breaker open operation, right side breaker open operation; Master gear 1 turns clockwise from intermediate stations, drives right driven gear 3 to be rotated counterclockwise, and right driven gear 3 drives right flip stand 5 upwards movable, right side breaker closing; When master gear 1 is in the second station clockwise on earth time, left side breaker open operation, right side breaker closing.When master gear 1 has been rotated counterclockwise to the process implementation of the first station right side breaker closing to separating brake from the second station, left side breaker open operation is to the conversion of closing a floodgate.
Transmission mechanism taking gear as main body is simple in structure, is convenient to manufacture, and after assembling, between each gear, coordinates reliably, and rotary drive divide-shut brake puts in place; Adopt master gear 1, driven gear, gear bar 4a tri-parts to carry out transmission, compact conformation.Master gear 1 is by driven by motor, and power own is large, when transmission, can exert pressure to counterpart, and the counterpart being mated is the parts that wearing and tearing are larger, and flip stand has structure more complicated compared with gear, and its cost is also higher; In the utility model, adopt the design that increases a driven gear between master gear 1 and flip stand, when reaching transmission effect on the one hand, the position of transmission wearing and tearing is concentrated on to driven gear, compare in the transmission situation that master gear 1 and flip stand directly coordinate and there is longer useful life, the more driven gear that weares and teares be convenient to change and cost lower.For the execution mode that increases gear quantity and matching relationship, be simple change of the present utility model, be not make the embodiment obtaining under creative work prerequisite, belong to the scope of the utility model protection.
As the improved embodiment of one, on master gear 1 circumference, there is anodontia district 1a, in the time that anodontia district 1a rotates to left driven gear 2 or right driven gear 3 place, left driven gear 2 or the relative master gear 1 of right driven gear 3 are isolated respectively.Isolate and represented that left driven gear 2 or the relative master gear 1 of right driven gear 3 have not had interlock, left driven gear 2 or right driven gear 3 can not be driven to rotate, and carry out the analysis to anodontia district 1a effect with the motion process of master gear 1.Initial condition master gear 1 turns clockwise on earth in the second station, right circuit breaker is in "on" position, when master gear 1 starts to be rotated counterclockwise, right driven gear 3 and the movable separating brake of right flip stand 5 of a side will be continued to drive, now anodontia district 1a is in left driven gear 2 places, therefore left driven gear 2 and left flip stand 4 are without motion, and left circuit breaker is in gate-dividing state; When master gear 1 rotates to intermediate stations, right breaker open operation is complete, and anodontia district 1a mono-lateral edges will leave left driven gear 2, and opposite side edge arrives right driven gear 3; Master gear 1 continues to be rotated counterclockwise to the process of the first station, continue to drive left driven gear 2 and the movable combined floodgate of left flip stand 4, now anodontia district 1a is in right driven gear 3 places, and therefore right driven gear 3 and right flip stand 5 are without motion, and right circuit breaker is in gate-dividing state.When turning clockwise, master gear 1 realizes the above contrary course of work of moving.The design of anodontia district 1a can be shortened the operating distance of left flip stand 4 and right flip stand 5, makes overall structure compacter; At anodontia district 1a, in left driven gear 2 or right driven gear 3 place sides, place side is not moved, and has reduced the cooperation loss between parts, has extended gear drive useful life; The movable stuck possibility in both sides has also been avoided in the vacant design stopping of one lateral movement opposite side, ensures the normal work of automatic change-over.
As the improved embodiment of one, anodontia district 1a accounts for 1/3 of master gear 1 full circle, master gear 1 axle center respectively with both axial connecting lines of left driven gear 2 and right driven gear 3, the angle that two lines form is 120 degree, anodontia district 1a is positioned at angle.Be designed to above anodontia district 1a structure, the angle of left driven gear 2 and right driven gear 3, compact conformation, and make anodontia district 1a reasonably arrange and coordinate with left driven gear 2, right driven gear 3, both sides driven gear and flip stand needn't be worked simultaneously, avoided both sides to occur stuck possibility.
As the improved embodiment of one, on mounting bracket 6, be provided with bar-shaped trough 6a, the lower surface of left flip stand 4 and right flip stand 5 is provided with guide pad 4b, and guide pad 4b packs in bar-shaped trough 6a to coordinate and realizes left flip stand 4 and right flip stand 5 along the activity of bar-shaped trough 6a length direction.Bar-shaped trough 6a structure is easy to process, is convenient to the installation location of guide pad 4b, is convenient to ensure left flip stand 4 and the up and down stability of right flip stand 5, ensures the stable of both sides and circuit breaker, driven gear cooperation position.
As the improved embodiment of one, left flip stand 4 and right flip stand 5 all also include driving lever groove 4c and push rod 4d, on the switch of described circuit breaker, driving lever are set, and driving lever is inserted in driving lever groove 4c; Push rod 4d is arranged on the top of left flip stand 4 and right flip stand 5, promotes the sensitive switch of relevant position above being arranged in the time that left flip stand 4 and the 5 alternatively up and down activities of right flip stand put in place.On the killer switch of arranging in groups, driving lever can be set, multiple switches are by the unified divide-shut brake that drives of driving lever, and be inserted in driving lever groove 4c one end of driving lever, and along with the translation of flip stand, flip stand drives the up and down divide-shut brake of realizing circuit breaker of driving lever; The push rod 4d arranging can be in flip stand active procedure for closed or unclamp the sensitive switch arranging in relevant position and detect circuit-breaker switching on-off and whether put in place, on upper and lower two activity directions of flip stand, sensitive switch is set, when flip stand is when activity puts in place up or down, push rod 4d can promote sensitive switch and make its closure, and sensitive switch provides signal makes people understand the divide-shut brake situation of circuit breaker.
As the improved embodiment of one, the below of mounting bracket 6 arranges motor, and motor is connected with master gear 1 by machine shaft.Motor is arranged on to the below of mounting bracket 6, compact conformation, overall co-ordination is good, does not take up room.
Claims (10)
1. the gear drive of an automatic change-over, it is characterized in that: comprise master gear (1), left driven gear (2), right driven gear (3), left flip stand (4), right flip stand (5) and mounting bracket (6), described left driven gear (2) and right driven gear (3) are arranged on mounting bracket (6) above and lay respectively at the both sides of master gear (1), the side of described left flip stand (4) and right flip stand (5) has gear bar (4a), described left flip stand (4) is arranged on the outside of left driven gear (2) the interlock that cooperatively interacts, described right flip stand (5) is arranged on the outside of right driven gear (2) the interlock that cooperatively interacts, the outside of described left flip stand (4) and right flip stand (5) is respectively provided with one group of circuit breaker,
When master gear (1) is in the first station counterclockwise on earth time, left side breaker closing, right side breaker open operation;
Master gear (1) turns clockwise from the first station, drives left driven gear (2) to be rotated counterclockwise, and left driven gear (2) drives left flip stand (4) movable downwards, left side breaker open operation;
When master gear (1) arrives intermediate stations, left side breaker open operation, right side breaker open operation;
Master gear (1) turns clockwise from intermediate stations, drives right driven gear (3) to be rotated counterclockwise, and right driven gear (3) drives right flip stand (5) upwards movable, right side breaker closing;
When master gear (1) is in the second station clockwise on earth time, left side breaker open operation, right side breaker closing.
2. the gear drive of a kind of automatic change-over according to claim 1, it is characterized in that thering is anodontia district (1a) on described master gear (1) circumference, in the time that anodontia district (1a) rotation is located to left driven gear (2) or right driven gear (3), left driven gear (2) or right driven gear (3) relatively master gear (1) are isolated respectively.
3. the gear drive of a kind of automatic change-over according to claim 2, it is characterized in that described anodontia district (1a) accounts for 1/3 of master gear (1) full circle, described master gear (1) axle center respectively with left driven gear (2) and both axial connecting lines of right driven gear (3), article two, the angle that line forms is 120 degree, and described anodontia district (1a) is positioned at angle.
4. according to the gear drive of a kind of automatic change-over described in claim 1 or 2 or 3, it is characterized in that being provided with on described mounting bracket (6) bar-shaped trough (6a), the lower surface of described left flip stand (4) and right flip stand (5) is provided with guide pad (4b), and described guide pad (4b) packs into coordinate in bar-shaped trough (6a) realizes left flip stand (4) and right flip stand (5) along the activity of bar-shaped trough (6a) length direction.
5. according to the gear drive of a kind of automatic change-over described in claim 1 or 2 or 3, it is characterized in that described left flip stand (4) and right flip stand (5) all also include driving lever groove (4c) and push rod (4d), on the switch of described circuit breaker, driving lever is set, driving lever is inserted in driving lever groove (4c); Described push rod (4d) is arranged on the top of left flip stand (4) and right flip stand (5), promotes to be arranged on the sensitive switch of relevant position, top in the time that left flip stand (4) and right flip stand (5) alternatively up and down activity put in place.
6. the gear drive of a kind of automatic change-over according to claim 4, it is characterized in that described left flip stand (4) and right flip stand (5) all also include driving lever groove (4c) and push rod (4d), on the switch of described circuit breaker, driving lever is set, driving lever is inserted in driving lever groove (4c); Described push rod (4d) is arranged on the top of left flip stand (4) and right flip stand (5), promotes to be arranged on the sensitive switch of relevant position, top in the time that left flip stand (4) and right flip stand (5) alternatively up and down activity put in place.
7. according to the gear drive of a kind of automatic change-over described in claim 1 or 2 or 3, it is characterized in that the below of described mounting bracket (6) arranges motor, described motor is connected with master gear (1) by machine shaft.
8. the gear drive of a kind of automatic change-over according to claim 4, is characterized in that the below of described mounting bracket (6) arranges motor, and described motor is connected with master gear (1) by machine shaft.
9. the gear drive of a kind of automatic change-over according to claim 5, is characterized in that the below of described mounting bracket (6) arranges motor, and described motor is connected with master gear (1) by machine shaft.
10. the gear drive of a kind of automatic change-over according to claim 6, is characterized in that the below of described mounting bracket (6) arranges motor, and described motor is connected with master gear (1) by machine shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420440829.9U CN204011119U (en) | 2014-08-06 | 2014-08-06 | A kind of gear drive of automatic change-over |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420440829.9U CN204011119U (en) | 2014-08-06 | 2014-08-06 | A kind of gear drive of automatic change-over |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204011119U true CN204011119U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420440829.9U Expired - Lifetime CN204011119U (en) | 2014-08-06 | 2014-08-06 | A kind of gear drive of automatic change-over |
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| Country | Link |
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| CN (1) | CN204011119U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107140290A (en) * | 2017-06-30 | 2017-09-08 | 南宁市振永科技有限公司 | A kind of smart home type reclaimer |
| CN107230562A (en) * | 2017-07-27 | 2017-10-03 | 中国西电电气股份有限公司 | A kind of integrated operating mechanism of the motor-driven disconnector of list |
| CN112628263A (en) * | 2020-12-11 | 2021-04-09 | 江西影创信息产业有限公司 | Gear transmission is to inserting fixed knot and is constructed |
-
2014
- 2014-08-06 CN CN201420440829.9U patent/CN204011119U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107140290A (en) * | 2017-06-30 | 2017-09-08 | 南宁市振永科技有限公司 | A kind of smart home type reclaimer |
| CN107230562A (en) * | 2017-07-27 | 2017-10-03 | 中国西电电气股份有限公司 | A kind of integrated operating mechanism of the motor-driven disconnector of list |
| CN107230562B (en) * | 2017-07-27 | 2018-12-04 | 中国西电电气股份有限公司 | A kind of disconnector integration operating mechanism of single motor driving |
| CN112628263A (en) * | 2020-12-11 | 2021-04-09 | 江西影创信息产业有限公司 | Gear transmission is to inserting fixed knot and is constructed |
| CN112628263B (en) * | 2020-12-11 | 2022-07-12 | 江西影创信息产业有限公司 | Gear transmission is to inserting fixed knot and is constructed |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141210 |
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| CX01 | Expiry of patent term |