CN209743718U - Manual-automatic integrated transmission mechanism - Google Patents
Manual-automatic integrated transmission mechanism Download PDFInfo
- Publication number
- CN209743718U CN209743718U CN201920375994.3U CN201920375994U CN209743718U CN 209743718 U CN209743718 U CN 209743718U CN 201920375994 U CN201920375994 U CN 201920375994U CN 209743718 U CN209743718 U CN 209743718U
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- worm wheel
- gear
- sun gear
- planet carrier
- worm
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Abstract
The utility model discloses a manual-automatic drive mechanism, concretely relates to electric actuator drive mechanism field, including worm, worm wheel, sun gear, planetary gear, planet carrier and output interface, the worm front end is equipped with the hand wheel, the worm wheel outer wall is equipped with outer ring gear and inner wall and is equipped with the ring gear, the worm sets up in worm wheel one side and is connected with the outer ring gear meshing of worm wheel outer wall, sun gear, planetary gear and planet carrier set up in the worm wheel inboard, sun gear sets up in the planet carrier top and just passes through bearing and planet carrier fixed connection, step motor is connected through the pivot in the sun gear top, planetary gear set up around sun gear and with sun gear intermeshing. The utility model discloses an adopt integrated design with worm wheel and ring gear, during motor work and manual work, do not influence each other to saved the clutch, made the structure compacter, the cost is lower, the assembly is simple and easy, small, the operation is more convenient.
Description
Technical Field
The utility model relates to an electric actuator drive mechanism technical field, more specifically say, the utility model relates to a manual-automatic drive mechanism.
background
In a traditional transmission mechanism for manual and automatic switching, the transmission mechanism consists of a speed reducer, a clutch and a hand wheel mechanism, and the switching action is realized by using the clutch, so that the defects of complex structure, high assembly requirement, large product volume, inconvenience for user operation and the like are caused.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a manual-automatic transmission mechanism, through adopting the integrated design with worm wheel and ring gear, during motor work and manual work, do not influence each other to saved the clutch, made the structure compacter, the cost is lower, the assembly is simple and easy, small, the operation is more convenient.
in order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a manual-automatic transmission mechanism, includes worm, worm wheel, sun gear, planetary gear, planet carrier and output interface, the worm front end is equipped with the hand wheel, the worm wheel outer wall is equipped with outer ring gear and inner wall and is equipped with the ring gear, the worm sets up in worm wheel one side and is connected with the outer ring gear meshing of worm wheel outer wall, sun gear, planetary gear and planet carrier set up in the worm wheel inboard, sun gear sets up in the planet carrier top and through bearing and planet carrier fixed connection, step motor is connected through the pivot on the sun gear top, planetary gear around the sun gear setting and with sun gear intermeshing, the output interface is fixed to be set up in the planet carrier bottom.
In a preferred embodiment, a handle is fixedly arranged at the bottom of the front side wall of the hand wheel.
In a preferred embodiment, the planetary gear is internally fixed with a ball bearing, the ball bearing is internally sleeved with a mandrel, and the mandrel is fixedly connected with the planet carrier.
in a preferred embodiment, the planetary gears are arranged in four and uniformly distributed outside the sun gear in an annular array, and the planetary gears are simultaneously in meshed connection with the sun gear and the inner gear ring on the inner wall of the worm wheel.
In a preferred embodiment, the top end and the bottom end of the outer wall of the worm wheel are provided with steps.
In a preferred embodiment, the planet carrier is arranged at the bottom of the inner cavity of the worm wheel, and the outer diameter of the planet carrier is smaller than the smallest inner diameter of the worm wheel.
The utility model discloses a technological effect and advantage:
The utility model discloses lead to when automatic state: the worm is fixed, the worm wheel is in a self-locking state, the inner gear ring is fixed at the moment, the stepping motor drives the sun gear, the sun gear drives the planet gear, and the planet gear drives the planet carrier to rotate, namely the output interface;
In the manual state: the motor is in a self-locking state, the sun gear is fixed, the hand wheel is rotated to drive the worm to rotate, the worm drives the worm wheel to rotate by the inner gear ring, the inner gear ring drives the planet gear to rotate, and the planet gear drives the planet carrier to rotate by the output interface;
Because the worm wheel and the inner gear ring are integrally designed, the motor does not influence each other when working and manually working, thereby omitting a clutch, and having more compact structure, lower cost, simple and easy assembly, small volume and more convenient operation.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the hand wheel structure of the present invention.
The reference signs are: 1 worm, 2 worm wheels, 21 outer gear rings, 22 inner gear rings, 3 sun gears, 4 planetary gears, 5 planetary carriers, 6 output interfaces, 8 hand wheels, 7 stepping motors, 8 hand wheels, 9 handles, 10 ball bearings and 11 mandrels.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
the utility model provides a manual-automatic transmission mechanism as shown in fig. 1-2, including worm 1, worm wheel 2, sun gear 3, planetary gear 4, planet carrier 5 and output interface 6, 1 front end of worm is equipped with hand wheel 8, 2 outer walls of worm wheel are equipped with outer ring gear 21 and the inner wall is equipped with ring gear 22, worm 1 sets up and is connected in 2 one sides of worm wheel and the outer ring gear 21 meshing of 2 outer walls of worm wheel, sun gear 3, planetary gear 4 and planet carrier 5 set up in 2 inboards of worm wheel, sun gear 3 sets up in planet carrier 5 top and through bearing and planet carrier 5 fixed connection, step motor 7 is connected through the pivot in 3 tops of sun gear, planetary gear 4 sets up and 3 intermeshing with sun gear around sun gear 3, output interface 6 is fixed to be set up in planet carrier 5 bottoms.
Further, a handle 9 is fixedly arranged at the bottom of the front side wall of the hand wheel 8.
Further, the fixed cover in planet gear 4 is equipped with ball bearing 10, the inside cover of ball bearing 10 is equipped with dabber 11, dabber 11 and planet carrier 5 fixed connection.
Further, the planet gears 4 are arranged into four and uniformly distributed outside the sun gear 3 in an annular array, and the planet gears 4 are simultaneously in meshed connection with the sun gear 3 and the inner gear ring 22 on the inner wall of the worm wheel 2.
Furthermore, the top end and the bottom end of the outer wall of the worm wheel 2 are provided with steps for reserving positions for the bearings for fixing the worm wheel 2.
Further, planet carrier 5 sets up in 2 inner chambers bottoms of worm wheel, and the external diameter is less than 2 minimum internal diameter of worm wheel, makes things convenient for planet carrier 5 to rotate.
The utility model discloses the theory of operation:
With reference to the accompanying figures 1-2 of the specification, in use, in an automatic state: the worm 1 is fixed, the worm wheel 2 is in a self-locking state, the inner gear ring 22 is fixed at the moment, the stepping motor 7 drives the sun gear 3, the sun gear 3 drives the planet gear 4, and the planet gear 4 drives the planet carrier 5 to rotate, namely the output interface 6;
In the manual state: the motor does not work and is in a self-locking state, the sun gear 3 is fixed, the handle 9 is held to rotate the hand wheel 8, the hand wheel 8 drives the worm 1 to rotate, the worm 1 drives the worm wheel 2, namely the inner gear ring 22 rotates, the inner gear ring 22 drives the planetary gear 4 to rotate, and the planetary gear 4 drives the planet carrier 5, namely the output interface 6 to rotate;
Because the worm wheel 2 and the inner gear ring 22 are integrally designed, the motor and the inner gear ring do not affect each other when the motor works and works manually, so that a clutch is omitted, the structure is more compact, the cost is lower, and the operation is more convenient.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
Secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
And finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a manual-automatic integrated transmission mechanism, includes worm (1), worm wheel (2), sun gear (3), planetary gear (4), planet carrier (5) and output interface (6), its characterized in that: worm (1) front end is fixed and is equipped with hand wheel (8), worm wheel (2) outer wall is equipped with outer ring gear (21) and inner wall and is equipped with ring gear (22), worm (1) set up in worm wheel (2) one side and be connected with outer ring gear (21) meshing of worm wheel (2) outer wall, sun gear (3), planetary gear (4) and planet carrier (5) set up in worm wheel (2) inboardly, sun gear (3) set up in planet carrier (5) top and through bearing and planet carrier (5) fixed connection, step motor (7) is connected through the pivot in sun gear (3) top, planetary gear (4) set up and with sun gear (3) intermeshing around sun gear (3), output interface (6) are fixed to be set up in planet carrier (5) bottom.
2. a manual-automatic integrated transmission mechanism according to claim 1, characterised in that: and a handle (9) is fixedly arranged at the bottom of the front side wall of the hand wheel (8).
3. a manual-automatic integrated transmission mechanism according to claim 1, characterised in that: the fixed cover of planetary gear (4) inside is equipped with ball bearing (10), the inside cover of ball bearing (10) is equipped with dabber (11), dabber (11) and planet carrier (5) fixed connection.
4. a manual-automatic integrated transmission mechanism according to claim 1, characterised in that: the four planetary gears (4) are uniformly distributed outside the sun gear (3) in an annular array, and the planetary gears (4) are simultaneously meshed and connected with the sun gear (3) and the inner gear rings (22) on the inner wall of the worm wheel (2).
5. A manual-automatic integrated transmission mechanism according to claim 1, characterised in that: the top end and the bottom end of the outer wall of the worm wheel (2) are both provided with steps.
6. a manual-automatic integrated transmission mechanism according to claim 1, characterised in that: the planet carrier (5) is arranged at the bottom of the inner cavity of the worm wheel (2), and the outer diameter of the planet carrier is smaller than the minimum inner diameter of the worm wheel (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920375994.3U CN209743718U (en) | 2019-03-22 | 2019-03-22 | Manual-automatic integrated transmission mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920375994.3U CN209743718U (en) | 2019-03-22 | 2019-03-22 | Manual-automatic integrated transmission mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209743718U true CN209743718U (en) | 2019-12-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920375994.3U Active CN209743718U (en) | 2019-03-22 | 2019-03-22 | Manual-automatic integrated transmission mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209743718U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111059299A (en) * | 2019-12-31 | 2020-04-24 | 段家贵 | High-density liquid pipeline quick adjusting valve |
| CN112049977A (en) * | 2020-09-12 | 2020-12-08 | 济南高瓴机械科技有限公司 | Electric ball valve |
| CN113819293A (en) * | 2021-11-22 | 2021-12-21 | 天津奥美自动化系统有限公司 | Partial rotation electric actuator |
| CN113904498A (en) * | 2021-12-08 | 2022-01-07 | 常州诚磊阀门科技股份有限公司 | Rotary actuator |
| CN114165560A (en) * | 2021-12-09 | 2022-03-11 | 江阴尚驰机械设备有限公司 | Vertical large-torque speed reducer with planetary gear transmission |
| KR102508008B1 (en) * | 2022-07-11 | 2023-03-10 | 티엠디이엔지(주) | Actuator for temperature control valve |
-
2019
- 2019-03-22 CN CN201920375994.3U patent/CN209743718U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111059299A (en) * | 2019-12-31 | 2020-04-24 | 段家贵 | High-density liquid pipeline quick adjusting valve |
| CN112049977A (en) * | 2020-09-12 | 2020-12-08 | 济南高瓴机械科技有限公司 | Electric ball valve |
| CN113819293A (en) * | 2021-11-22 | 2021-12-21 | 天津奥美自动化系统有限公司 | Partial rotation electric actuator |
| CN113904498A (en) * | 2021-12-08 | 2022-01-07 | 常州诚磊阀门科技股份有限公司 | Rotary actuator |
| CN113904498B (en) * | 2021-12-08 | 2022-03-22 | 常州诚磊阀门科技股份有限公司 | Rotary actuator |
| CN114165560A (en) * | 2021-12-09 | 2022-03-11 | 江阴尚驰机械设备有限公司 | Vertical large-torque speed reducer with planetary gear transmission |
| KR102508008B1 (en) * | 2022-07-11 | 2023-03-10 | 티엠디이엔지(주) | Actuator for temperature control valve |
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