CN110070998A - A kind of double-layer gear transmission device of automatic change-over - Google Patents
A kind of double-layer gear transmission device of automatic change-over Download PDFInfo
- Publication number
- CN110070998A CN110070998A CN201910451482.5A CN201910451482A CN110070998A CN 110070998 A CN110070998 A CN 110070998A CN 201910451482 A CN201910451482 A CN 201910451482A CN 110070998 A CN110070998 A CN 110070998A
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- double
- automatic change
- driving wheel
- over
- drive mechanism
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 52
- 230000007246 mechanism Effects 0.000 claims abstract description 48
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 230000003447 ipsilateral effect Effects 0.000 claims description 3
- 239000010410 layer Substances 0.000 abstract description 30
- 238000005299 abrasion Methods 0.000 abstract description 4
- 239000002356 single layer Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 239000012141 concentrate Substances 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/40—Driving mechanisms, i.e. for transmitting driving force to the contacts using friction, toothed, or screw-and-nut gearing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/26—Interlocking, locking, or latching mechanisms for interlocking two or more switches
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Types And Forms Of Lifts (AREA)
Abstract
It include: driving wheel the invention discloses a kind of double-layer gear transmission device of automatic change-over, the first hand wheel, the second hand wheel, further include: the first double-deck drive mechanism, setting is in driving wheel wherein side；The second double-deck drive mechanism, is arranged in the other side of driving wheel；Using the technical program, driving wheel rotation drives the double-deck drive mechanism mobile, the double-deck drive mechanism drives hand wheel rotation, make to switch divide-shut brake, pass through the setting of the double-deck drive mechanism, the three-dimensional cooperation of double-layer gear structure is converted into from the cooperation of the plane of single layer gear structure, reduce the cross-sectional area of automatic change-over, reduce the volume of automatic change-over, the position by transmission abrasion concentrates on the double-deck drive mechanism simultaneously, there is longer service life in the case of the transmission directly cooperated compared to driving wheel and hand wheel, the double-deck drive mechanism is merely responsible for transmission effect, it is not connected with any structure, it is conveniently replaceable upon wear.
Description
Technical field
The present invention relates to a kind of electric switch equipments, relate in particular to a kind of double-layer gear transmission of automatic change-over
Device.
Background technique
Automatic change-over is widely used in the various places for needing uninterrupted power supply, realizes loaded line in two-way
Automatic conversion between power supply, to guarantee the reliability of customer power supply.Automatic change-over is divided into PC grades and two kinds of CB grade.PC grades
Automatic change-over is integrated, and the same side of operating mechanism is arranged in two-way power supply, and CB grades of double power-supply automatic transferrings are opened
Pass is made of two breaker of plastic casing and operating mechanism, and two-way power supply is separately positioned on operating mechanism two sides.
In order to solve in the prior art because drive mechanism excessively complexity causes transmission mechanism when operating automatic change-over
Unstable and discontinuous, Chinese patent literature CN203481077U discloses a kind of transmission mechanism of automatic change-over, by one
Root main shaft drives two load axis rotations, and gear and circle wheel of the invention is cooperated to complete the rotation of change-over switch, it is characterised in that:
The main shaft and load shaft position is in alignment, and main shaft is equipped in the centre of two load axis, the main shaft
Gear, is equipped with round wheel on load axis, and the straight pin of gear and circle wheel is interlocked, and can drive load axis when the shaft rotates
Rotation can drive first load axis and second during two stages that 0 °~90 ° and 90 °~180 ° of main axis respectively
The rotation of root load axis, two load axis are respectively independent in the rotation process in two stages, do not manage mutually mutually.
By the structure of above-mentioned automatic change-over can be seen that its in practical applications there are still following problems: should
Transmission mechanism, which is cooperated by the circle wheel on 2 load axis with the gear on main shaft, to be rotated, and the rotation of change-over switch, 2 circles are driven
Wheel and gear are in the same plane, the overall volume of automatic change-over can be made to become larger, and main shaft is driven by a motor, itself is dynamic
Power is big, can be to circle wheel pressure when transmission, and circle foot wheel abrasion is larger, is easy failure, automatic change-over is caused to go wrong.
Summary of the invention
Therefore, the technical problem to be solved in the present invention is that transmission mechanism single layer structure in the prior art is overcome to cause certainly
Turn changes that volume of switch is excessive, and the circle on load bar takes turns easy to wear, the short defect of service life, to provide a kind of automatic conversion
Volume of switch is small, and hand wheel is not easy to wear, double-layer gear transmission device with long service life.
The present invention provides a kind of double-layer gear transmission device of automatic change-over, includes:
Driving wheel；
First hand wheel is arranged on the side wall of automatic change-over shell side, drives the rotation of main switch operating stick, makes to lead
Switch divide-shut brake；
Second hand wheel is arranged on the side wall ipsilateral with first hand wheel, drives the rotation of backup circuit breaker operating stick,
Make backup circuit breaker divide-shut brake, it is characterised in that, further include:
The first double-deck drive mechanism, in the driving wheel, wherein side, the driving wheel are double-deck by described first for setting
Drive mechanism, driving first hand wheel rotate, so that brake of master switch；
The second double-deck drive mechanism, is arranged in the other side of the driving wheel, and the driving wheel is double-deck by described second
Drive mechanism, driving second hand wheel rotate, so that backup circuit breaker divide-shut brake.
In the double-layer gear transmission device of above-mentioned automatic change-over, the first double-deck drive mechanism include with it is described
The first mobile upper rack of driving wheel cooperation, and be connected, with first upper rack cooperation to drive first hand wheel
The lower rack gear of the first of rotation.
In the double-layer gear transmission device of above-mentioned automatic change-over, the second double-deck drive mechanism include with it is described
The second mobile upper rack of driving wheel cooperation, and be connected, with second upper rack cooperation to drive second hand wheel
The lower rack gear of the second of rotation.
In the double-layer gear transmission device of above-mentioned automatic change-over, first hand wheel includes the first behaviour of column type
Make portion, and the first segment gear portion engaged with the described first lower rack gear.
In the double-layer gear transmission device of above-mentioned automatic change-over, second hand wheel includes the second behaviour of column type
Make portion, and the second segment gear portion engaged with the described second lower rack gear.
In the double-layer gear transmission device of above-mentioned automatic change-over, first operation portion is equipped with for switch operation
First handle hole of bar insertion, second operation portion are equipped with the second handle hole being inserted into for switch operating rod.
In the double-layer gear transmission device of above-mentioned automatic change-over, the driving wheel is provided with and can rotate left and right and institute
State the first upper rack or the second upper rack meshed gears area.
In the double-layer gear transmission device of above-mentioned automatic change-over, it is additionally provided with the hand with driving wheel coaxial arrangement
Moving gear.
It further include being arranged on automatic change-over shell in the double-layer gear transmission device of above-mentioned automatic change-over
Operation handle, one end of the operation handle be provided with the manual gear cooperation linkage arc gear wheel area.
In the double-layer gear transmission device of above-mentioned automatic change-over, the manual gear and the driving wheel are one
It is molding, and the chimeric motor axis hole of power supply arbor is equipped in its center of circle.
Technical solution of the present invention has the advantages that compared with prior art
1. driving wheel rotation drives double-deck pass in the double-layer gear transmission device of automatic change-over provided by the invention
Dynamic structure is mobile, and the double-deck drive mechanism drives hand wheel rotation, makes to switch divide-shut brake, by the setting of the double-deck drive mechanism, from
The plane cooperation of single layer gear structure is converted into the three-dimensional cooperation of double-layer gear structure, reduces the cross section of automatic change-over
Product reduces the volume of automatic change-over, while the position of transmission abrasion is concentrated on the double-deck drive mechanism, compared to driving
There is longer service life in the case of the transmission that wheel and hand wheel directly cooperate, the double-deck drive mechanism is merely responsible for transmission effect,
It is not connected with any structure, is conveniently replaceable upon wear.
2. in the double-layer gear transmission device of automatic change-over provided by the invention, the first double-deck drive mechanism and the
The direct cooperation of driving wheel and hand wheel is converted into driving wheel drive by the setting of rack structure by the two double-deck drive mechanisms
Upper rack and lower rack gear are mobile, and lower rack drives hand wheel rotation is cooperated by gear structure and is driven, structure is simple, is passing
Stable and continuous is good during dynamic, securely and reliably.
3. first hand wheel includes the first behaviour in the double-layer gear transmission device of automatic change-over provided by the invention
Make portion and the first segment gear portion, the second hand wheel includes the second operation portion and the second segment gear portion, segment gear portion and tooth
The lower rack gear engagement of structure using operation portion is that the center of circle rotates when cooperation rotation, and simple and compact for structure, cooperation is safe between gear
Reliably.
4. first operation portion is equipped with for opening in the double-layer gear transmission device of automatic change-over provided by the invention
The first handle hole of operating stick insertion is closed, the second operation portion is equipped with the second handle hole being inserted into for switch operating rod, switch behaviour
Make to rotate jointly with operation portion in bar insertion operation hole, easy for installation, cooperation is safe and reliable.
5. driving wheel is provided with can left-right rotary in the double-layer gear transmission device of automatic change-over provided by the invention
Turn with the first upper rack or the second upper rack meshed gears area, when the gear area of driving wheel rotates only with the first upper rack or the
Cooperation rotation occurs for one of two upper racks, can not rotate simultaneously, improve the reliability of automatic change-over.
6. manual gear is additionally provided in the double-layer gear transmission device of automatic change-over provided by the invention, certainly
Turn changes switch case equipped with operation handle, and one end of operation handle is provided with the arc-shaped gear with manual gear cooperation linkage
Area drives the rotation of driving wheel by the mutual cooperation in manual gear and arc-shaped gear area, easy to operate with handle, without work
Tool achieves that manual switch, time saving and energy saving.
7. manual gear and driving wheel are one in the double-layer gear transmission device of automatic change-over provided by the invention
Body formed, integrated formed structure facilitates the synchronous rotation between gear, guarantees the reliability of driving mechanism, the circle of driving wheel
The heart is equipped with the handle hole being fitted into for motor shaft, and driving wheel can be controlled rotation by motor, realize the function of automatic transfer switch
Energy.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the superstructure schematic diagram of the double-layer gear transmission device of automatic change-over of the invention；
Fig. 2 is the understructure schematic diagram of the double-layer gear transmission device of automatic change-over of the invention；
Fig. 3 is the structural schematic diagram of the first hand wheel and the second hand wheel of the invention；
Description of symbols:
1- driving wheel；The first hand wheel of 2-；The second hand wheel of 3-；The double-deck drive mechanism of 4- first；The double-deck transmission of 5- second
Structure；The first upper rack of 6-；The lower rack gear of 7- first；The second upper rack of 8-；The lower rack gear of 9- second；The first operation portion of 10-；11-
One segment gear portion；The second operation portion of 12-；The second segment gear portion of 13-；The first handle hole of 14-；The second handle hole of 15-；16-
Gear area；17- manual gear；18- operation handle；19- arc gear wheel area；20- motor axis hole.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
As long as in addition, the non-structure each other of technical characteristic involved in invention described below different embodiments
It can be combined with each other at conflict.
Embodiment 1
The double-layer gear transmission device for present embodiments providing a kind of automatic change-over as shown in Figs. 1-3 includes:
Driving wheel 1；
The lower section for being located at the driving wheel 1 on the side wall of automatic change-over shell side, band is arranged in first hand wheel 2
Dynamic main switch operating stick rotation, makes brake of master switch；
The lower section for being located at the driving wheel 1 on the side wall ipsilateral with first hand wheel 2 is arranged in second hand wheel 3,
The rotation of backup circuit breaker operating stick is driven, backup circuit breaker divide-shut brake is made, it is characterised in that, further include:
The first double-deck drive mechanism 4, in the driving wheel 1, wherein side, the driving wheel 1 pass through described first pair for setting
Layer drive mechanism 4, driving first hand wheel 2 rotate, so that brake of master switch；
The second double-deck drive mechanism 5, is arranged in the other side of the driving wheel 1, and the driving wheel 1 passes through described second pair
Layer drive mechanism 5, driving second hand wheel 3 rotate, so that backup circuit breaker divide-shut brake.
Above embodiment is the core technology scheme of the present embodiment, and the rotation of driving wheel 1 drives the double-deck drive mechanism
Mobile, the double-deck drive mechanism drives hand wheel rotation, makes to switch divide-shut brake, by the setting of the double-deck drive mechanism, from single layer tooth
The plane cooperation of wheel construction is converted into the three-dimensional cooperation of double-layer gear structure, reduces the cross-sectional area of automatic change-over, reduces
The volume of automatic change-over, while the position of transmission abrasion is concentrated on into the double-deck drive mechanism, compare 1 He of driving wheel
There is longer service life in the case of the transmission that hand wheel directly cooperates, the double-deck drive mechanism is merely responsible for transmission effect, not with
Any structure is connected, and is conveniently replaceable upon wear.
As shown in Figs. 1-2, the described first double-deck drive mechanism 4 includes cooperating tooth on mobile first with the driving wheel 1
Item 6, and cooperate with first upper rack 6 and be connected, the first lower rack gear 7 to drive first hand wheel 2 to rotate, pass through
The setting of the described first double-deck drive mechanism 4 rotates the directly cooperation of the driving wheel 1 and first hand wheel 2, conversion
It is moved at the driving wheel 1 and first upper rack 6 cooperation, drives the described first lower rack gear 7 mobile, the described first lower rack gear
7 drive first hand wheel 2 to rotate, and are cooperated by gear structure and are driven, structure is simple, the stable and continuous in transmission process
Property is good, securely and reliably.
Further, the described second double-deck drive mechanism 5 includes cooperating the second mobile upper rack 8 with the driving wheel 1, with
And it is connected with second upper rack 8 cooperation, the second lower rack gear 9 to drive second hand wheel 3 to rotate.
First hand wheel 2 and second hand wheel 3 rotate simultaneously in order to prevent, keep main switch and backup circuit breaker same
When close a floodgate, the driving wheel 1 be equipped with position limiting structure, prevent main switch and backup circuit breaker while closing a floodgate.
It elaborates below with reference to concrete shape of the Fig. 3 to first hand wheel 2 and second hand wheel 3:
First hand wheel 2 includes the first operation portion 10 of column type, and the lower half portion by first operation portion 10
The first segment gear portion 11 extending to side, being engaged with the described first lower rack gear 7, the upper half of first operation portion 10
Part is equipped with the first handle hole 14 being inserted into for switch operating rod, and second hand wheel 3 includes the second operation of cylindrical type
Portion 12, and the second fan being extended from the lower half portion of second operation portion 12 to side, being engaged with the described second lower rack gear 9
Shape gear part 13, the top half of second operation portion 12 are equipped with the second handle hole 33 being inserted into for switch operating rod,
Segment gear portion is engaged with the lower rack gear of rack structure, is rotated when cooperation rotates by the center of circle of operation portion, switch operating rod insertion
It in handle hole, can be rotated jointly with operation portion, simple and compact for structure, easy for installation, cooperation is safe and reliable.
As a kind of preferred embodiment, the driving wheel 1, which is provided with, can be rotated left and right and first upper rack 6 or institute
State 8 meshed gears area 16 of the second upper rack, when the gear area 16 of the driving wheel 1 rotates only with first upper rack 6 or
Cooperation rotation occurs in one of them to second upper rack 8, can not rotate simultaneously, improve the reliability of automatic change-over.
As a kind of preferred embodiment, double-layer gear transmission device is additionally provided with the hand with the driving wheel 1 coaxial arrangement
Moving gear 17, the manual gear 17 and the driving wheel 1 be it is integrally formed, integrated formed structure facilitates between gear
It rotates synchronously, guarantees the reliability of driving mechanism.
Further, operation handle is additionally provided on automatic change-over shell, one end of the operation handle 18 is provided with
With the arc gear wheel area 19 of the manual gear 17 cooperation linkage, is driven and driven by the mutual cooperation in manual gear and arc-shaped gear area
The rotation of driving wheel, it is easy to operate with handle, manual switch is achieved that without tool, it is time saving and energy saving.
Further, it is equipped with the chimeric motor axis hole 20 of power supply arbor in the center of circle of the driving wheel 1, the driving wheel 1 can
Rotation is controlled by motor, realizes the function of automatic transfer switch.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes still within the protection scope of the invention.
Claims (10)
1. a kind of double-layer gear transmission device of automatic change-over, includes:
Driving wheel (1)；
First hand wheel (2) is arranged on the side wall of automatic change-over shell side, drives the rotation of main switch operating stick, makes to lead
Switch divide-shut brake；
Second hand wheel (3) is arranged on the side wall ipsilateral with first hand wheel (2), drives the rotation of backup circuit breaker operating stick
Turn, make backup circuit breaker divide-shut brake, it is characterised in that, further include:
The first double-deck drive mechanism (4), in the driving wheel (1), wherein side, the driving wheel (1) pass through described first for setting
The double-deck drive mechanism (4), driving first hand wheel (2) rotate, so that brake of master switch；
The second double-deck drive mechanism (5), setting pass through described second in the other side of the driving wheel (1), the driving wheel (1)
The double-deck drive mechanism (5), driving second hand wheel (3) rotate, so that backup circuit breaker divide-shut brake.
2. the double-layer gear transmission device of automatic change-over according to claim 1, it is characterised in that: described first pair
Layer drive mechanism (4) includes first upper rack (6) mobile with the driving wheel (1) cooperation, and with first upper rack
(6) cooperation is connected, under first to drive the first hand wheel (2) rotation rack gear (7).
3. the double-layer gear transmission device of automatic change-over according to claim 2, it is characterised in that: described second pair
Layer drive mechanism (5) includes second upper rack (8) mobile with the driving wheel (1) cooperation, and with second upper rack
(8) cooperation is connected, under second to drive the second hand wheel (3) rotation rack gear (9).
4. the double-layer gear transmission device of automatic change-over according to claim 3, it is characterised in that: first behaviour
Take turns the first operation portion (10) that (2) include column type, and the first segment gear portion engaged with described first lower rack gear (7)
(11)。
5. the double-layer gear transmission device of automatic change-over according to claim 4, it is characterised in that: second behaviour
Take turns the second operation portion (12) that (3) include column type, and the second segment gear portion engaged with described second lower rack gear (9)
(13)。
6. the double-layer gear transmission device of automatic change-over according to claim 5, it is characterised in that: first behaviour
Make portion (10) and be equipped with the first handle hole (14) being inserted into for switch operating rod, second operation portion (12) is equipped with for switch
The second handle hole (15) of operating stick insertion.
7. the double-layer gear transmission device of automatic change-over according to claim 1-6, it is characterised in that: institute
Stating driving wheel (1) and being provided with can rotate left and right and first upper rack (6) or second upper rack (8) meshed gears area
(16)。
8. according to the double-layer gear transmission device of the automatic change-over as claimed in claim 7, it is characterised in that: it is additionally provided with
With the manual gear (17) of the driving wheel (1) coaxial arrangement.
9. according to the double-layer gear transmission device of the automatic change-over according to any one of claims 8, it is characterised in that: further include
Operation handle (18) on automatic change-over shell is set, one end of the operation handle (18) be provided with it is described manually
The arc gear wheel area (19) of gear (17) cooperation linkage.
10. according to the double-layer gear transmission device of the automatic change-over according to any one of claims 8, it is characterised in that: it is described
Manual gear (17) and the driving wheel (1) are integrally formed, and are equipped with the chimeric motor axis hole of power supply arbor in its center of circle
(20)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910451482.5A CN110070998A (en) | 2019-05-28 | 2019-05-28 | A kind of double-layer gear transmission device of automatic change-over |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910451482.5A CN110070998A (en) | 2019-05-28 | 2019-05-28 | A kind of double-layer gear transmission device of automatic change-over |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110070998A true CN110070998A (en) | 2019-07-30 |
Family
ID=67371955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910451482.5A Pending CN110070998A (en) | 2019-05-28 | 2019-05-28 | A kind of double-layer gear transmission device of automatic change-over |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110070998A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112165016A (en) * | 2020-10-20 | 2021-01-01 | 瑞安市华泰电器厂 | Interlocking operating mechanism of low-voltage draw-out type switch cabinet |
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| CN112165016A (en) * | 2020-10-20 | 2021-01-01 | 瑞安市华泰电器厂 | Interlocking operating mechanism of low-voltage draw-out type switch cabinet |
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