CN220850579U - Hollow coaxial speed reducer - Google Patents
Hollow coaxial speed reducer Download PDFInfo
- Publication number
- CN220850579U CN220850579U CN202322492279.7U CN202322492279U CN220850579U CN 220850579 U CN220850579 U CN 220850579U CN 202322492279 U CN202322492279 U CN 202322492279U CN 220850579 U CN220850579 U CN 220850579U
- Authority
- CN
- China
- Prior art keywords
- star gear
- wheel axle
- speed reducer
- gear
- mounting frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 51
- 230000005540 biological transmission Effects 0.000 claims abstract description 23
- 230000006698 induction Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses a hollow coaxial speed reducer, which comprises a motor body, wherein the right side of the motor body is provided with the speed reducer body, the speed reducer body comprises a mounting frame, the mounting frame is fixedly arranged on the right side of the motor body, the right side of the mounting frame is provided with a mounting piece, the left side of the mounting frame is provided with a transmission shaft and an output shaft, and a star gear slewing mechanism is arranged in the mounting frame and the mounting piece. The speed reducer body is a star gear speed reducer, when the transmission shaft drives the first star gear, the second star gear, the third star gear and the fourth star gear to rotate, the internal gear is kept fixed, and the output shaft outputs a forward rotation direction and is in the same direction as the rotating shaft of the motor body; when the transmission shaft drives the internal gear to rotate, the first star gear, the second star gear, the third star gear and the fourth star gear are fixed, and the output shaft outputs a reversing direction and is opposite to the rotating shaft of the motor body.
Description
Technical Field
The utility model relates to the technical field of motors, in particular to a hollow coaxial speed reducer.
Background
The speed reducer plays a role in matching the rotation speed and the transmission torque between the prime motor and the working machine or the actuating mechanism, and is a relatively precise machine, and the purpose of using the speed reducer is to reduce the rotation speed and increase the torque. The speed reducer can be divided into a single-stage speed reducer and a multi-stage speed reducer according to different transmission stages; the gear shape of the gear factory can be divided into a cylindrical gear reducer, a conical gear reducer and a conical-cylindrical gear guiding reducer; the speed reducer can be divided into an expanding type speed reducer, a split type speed reducer and a coaxial speed reducer according to the transmission arrangement mode.
The motor and the speed reducer in the current market are basically arranged separately, the motor and the speed reducer with the structure have larger volume after being installed, the speed reducer and the motor are more troublesome to assemble, and the later maintenance cost is higher.
Disclosure of utility model
In order to solve the technical problems, the hollow coaxial speed reducer is provided, and the problems that the speed reducer and a motor are troublesome to assemble and the later maintenance cost is high in the background technology are solved.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
The utility model provides a coaxial reduction gear of cavity, includes the motor body, the right side of motor body is provided with the reduction gear body, the reduction gear body includes the mounting bracket, mounting bracket fixed mounting is on the right side of motor body, the right side of mounting bracket is provided with the installed part, just the left side of mounting bracket is provided with transmission shaft and output shaft, just the internally mounted of mounting bracket and installed part has star gear gyration mechanism.
Preferably, the star gear rotary mechanism comprises a first wheel shaft, a second wheel shaft, a third wheel shaft and a fourth wheel shaft, wherein the first wheel shaft, the second wheel shaft, the third wheel shaft and the fourth wheel shaft are respectively positioned at four corners of the inside of the mounting piece, and two ends of the first wheel shaft, the second wheel shaft, the third wheel shaft and the fourth wheel shaft are respectively connected with the inner sides of the mounting frame and the mounting piece in a rotating way.
Preferably, the surfaces of the first wheel axle, the second wheel axle, the third wheel axle and the fourth wheel axle are respectively fixedly connected with a first star gear, a second star gear, a third star gear and a fourth star gear.
Preferably, the inner surface of the mounting member is fixedly provided with an internal gear.
Preferably, the inside of the transmission shaft is hollow, and an output shaft is arranged in the transmission shaft.
Preferably, the motor body comprises a motor housing, a sleeve is arranged in the motor housing, the left end of the sleeve extends to the outside of the motor housing, and a rotating shaft is connected in the sleeve in a rotating mode.
Preferably, a magnetic induction coil is arranged in the motor body and near one side of the speed reducer body.
Compared with the prior art, the utility model provides a hollow coaxial speed reducer, which has the following beneficial effects:
The speed reducer body is a star gear speed reducer, when the transmission shaft drives the first star gear, the second star gear, the third star gear and the fourth star gear to rotate, the internal gear is kept fixed, and the output shaft outputs a forward rotation direction and is in the same direction as the rotating shaft of the motor body; when the transmission shaft drives the internal gear to rotate, the first star gear, the second star gear, the third star gear and the fourth star gear are fixed, and the output shaft outputs a reversing direction and is opposite to the rotating shaft of the motor body.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic longitudinal cross-sectional view of a reducer body according to the present utility model;
FIG. 3 is a schematic view of the structure of the reducer body according to the present utility model;
FIG. 4 is a schematic diagram of a forward rotation structure of the present utility model;
fig. 5 is a schematic diagram of the reversing structure of the present utility model.
The reference numerals in the figures are:
1. A motor body; 101. a motor housing; 102. a sleeve; 103. a rotating shaft; 104. a magnetic induction coil; 2. a speed reducer body; 201. a mounting frame; 202. a first axle; 203. a first star gear; 204. a second axle; 205. a second star gear; 206. a third wheel axle; 207. a third star gear; 208. a mounting member; 209. an internal gear; 210. a transmission shaft; 211. an output shaft; 212. and a fourth star gear.
Detailed Description
The following description is presented to enable one of ordinary skill in the art to make and use the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.
Referring to fig. 1, a hollow coaxial reducer includes a motor body 1, a reducer body 2 is disposed on the right side of the motor body 1, the reducer body 2 includes a mounting frame 201, the mounting frame 201 is fixedly mounted on the right side of the motor body 1, a mounting member 208 is disposed on the right side of the mounting frame 201, a transmission shaft 210 and an output shaft 211 are disposed on the left side of the mounting frame 201, and a star gear swing mechanism is mounted inside the mounting frame 201 and the mounting member 208.
Referring to fig. 2 and 3, the star gear rotary mechanism includes a first axle 202, a second axle 204, a third axle 206 and a fourth axle, the first axle 202, the second axle 204, the third axle 206 and the fourth axle are respectively located at four corners of the inside of the mounting member 208, two ends of the first axle 202, the second axle 204, the third axle 206 and the fourth axle are respectively connected with the inner sides of the mounting frame 201 and the mounting member 208 in a rotating way, surfaces of the first axle 202, the second axle 204, the third axle 206 and the fourth axle are respectively fixedly connected with a first star gear 203, a second star gear 205, a third star gear 207 and a fourth star gear 212, an inner gear 209 is fixedly mounted on an inner surface of the mounting member 208, the inside of the transmission shaft 210 is hollow, and an output shaft 211 is disposed inside the transmission shaft 210.
The speed reducer body 2 is a star gear speed reducer, when the transmission shaft 210 drives the first star gear 203, the second star gear 205, the third star gear 207 and the fourth star gear 212 to rotate, the internal gear 209 remains stationary, and the first star gear 203, the second star gear 205, the third star gear 207 and the fourth star gear 212 are connected with the output shaft 211, and the output shaft 211 outputs a forward rotation direction and is in the same direction as the rotating shaft 103 of the motor body 1; when the internal gear 209 is driven to rotate by the transmission shaft 210, the first star gear 203, the second star gear 205, the third star gear 207 and the fourth star gear 212 are fixed, and the inner circumferences of the first star gear 203, the second star gear 205, the third star gear 207 and the fourth star gear 212 are connected to the output shaft 211, and the output shaft 211 outputs a reverse direction and is reverse to the rotation shaft 103 of the motor body 1.
Further in this embodiment, referring to fig. 1, the motor body 1 includes a motor housing 101, a sleeve 102 is disposed inside the motor housing 101, a left end of the sleeve 102 extends to an outside of the motor housing 101, a rotating shaft 103 is rotatably connected to an inside of the sleeve 102, a magnetic induction coil 104 is disposed inside the motor body 1 and near one side of the reducer body 2, and a transmission shaft 210, an output shaft 211 and the rotating shaft 103 of the motor body 1 are coaxially disposed, so that the structure is compact and the volume is reduced.
The working principle and the using flow of the utility model are as follows: the motor body 1 and the speed reducer body 2 are of an integrated structure, the speed reducer body 2 is a star gear speed reducer, when the transmission shaft 210 drives the first star gear 203, the second star gear 205, the third star gear 207 and the fourth star gear 212 to rotate, the internal gear 209 is kept fixed, the first star gear 203, the second star gear 205, the third star gear 207 and the fourth star gear 212 are connected with the output shaft 211, and the output shaft 211 outputs a forward rotation direction and is in the same direction with the rotating shaft 103 of the motor body 1; when the internal gear 209 is driven to rotate by the transmission shaft 210, the first star gear 203, the second star gear 205, the third star gear 207 and the fourth star gear 212 are fixed, and the inner circumferences of the first star gear 203, the second star gear 205, the third star gear 207 and the fourth star gear 212 are connected to the output shaft 211, and the output shaft 211 outputs a reverse direction and is reverse to the rotation shaft 103 of the motor body 1.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. A hollow coaxial reducer, comprising a motor body (1), characterized in that: the motor is characterized in that a reducer body (2) is arranged on the right side of the motor body (1), the reducer body (2) comprises a mounting frame (201), the mounting frame (201) is fixedly mounted on the right side of the motor body (1), a mounting piece (208) is arranged on the right side of the mounting frame (201), a transmission shaft (210) and an output shaft (211) are arranged on the left side of the mounting frame (201), and a star-shaped gear slewing mechanism is mounted on the mounting frame (201) and the mounting piece (208).
2. A hollow coaxial reducer according to claim 1, characterized in that: the star gear rotary mechanism comprises a first wheel axle (202), a second wheel axle (204), a third wheel axle (206) and a fourth wheel axle, wherein the first wheel axle (202), the second wheel axle (204), the third wheel axle (206) and the fourth wheel axle are respectively located at four corners of the inside of a mounting piece (208), and two ends of the first wheel axle (202), the second wheel axle (204), the third wheel axle (206) and the fourth wheel axle are respectively connected with the inner sides of the mounting frame (201) and the mounting piece (208) in a rotating mode.
3. A hollow coaxial reducer according to claim 2, characterized in that: the surfaces of the first wheel axle (202), the second wheel axle (204), the third wheel axle (206) and the fourth wheel axle are respectively and fixedly connected with a first star gear (203), a second star gear (205), a third star gear (207) and a fourth star gear (212).
4. A hollow coaxial reducer according to claim 1, characterized in that: an internal gear (209) is fixedly arranged on the inner surface of the mounting piece (208).
5. A hollow coaxial reducer according to claim 1, characterized in that: the inside of the transmission shaft (210) is hollow, and an output shaft (211) is arranged inside the transmission shaft (210).
6. A hollow coaxial reducer according to claim 1, characterized in that: the motor body (1) comprises a motor housing (101), a sleeve (102) is arranged in the motor housing (101), the left end of the sleeve (102) extends to the outside of the motor housing (101), and a rotating shaft (103) is rotatably connected in the sleeve (102).
7. A hollow coaxial reducer according to claim 1, characterized in that: a magnetic induction coil (104) is arranged in the motor body (1) and is close to one side of the speed reducer body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322492279.7U CN220850579U (en) | 2023-09-14 | 2023-09-14 | Hollow coaxial speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322492279.7U CN220850579U (en) | 2023-09-14 | 2023-09-14 | Hollow coaxial speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220850579U true CN220850579U (en) | 2024-04-26 |
Family
ID=90748113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322492279.7U Active CN220850579U (en) | 2023-09-14 | 2023-09-14 | Hollow coaxial speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220850579U (en) |
-
2023
- 2023-09-14 CN CN202322492279.7U patent/CN220850579U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101820209B (en) | Coaxial double-output brushless motor | |
| CN220850579U (en) | Hollow coaxial speed reducer | |
| CN204559315U (en) | A kind of caravan DC driven reducing motor | |
| CN210011819U (en) | Transmission system suitable for AGV steering wheel | |
| CN217692968U (en) | Vertical integrated gear motor | |
| CN2714417Y (en) | Electric bicycle harmonic reducing mechanism | |
| CN211166443U (en) | One-way rotary type single-motor deceleration engine for electric golf trolley | |
| CN109538495A (en) | No motor shaft two-stage directly drives blade electric pump | |
| CN210248057U (en) | Encircling telescopic winding device | |
| CN210970656U (en) | Outer hub rotating hub-like driving wheel | |
| CN211018537U (en) | Front output overspeed ratio speed reduction large torque motor | |
| CN211501523U (en) | Thread type linear motion mechanism | |
| CN206360854U (en) | Magneto directly drives crank connecting link reciprocating pump entirely | |
| CN216056680U (en) | Direct current gear motor that reduction gear was arranged between two parties | |
| CN2427672Y (en) | Power conveying device for garage door motor | |
| CN204186927U (en) | A kind of flexible gear for Harmonic Gears | |
| CN219045548U (en) | High-reduction-ratio two-stage cycloidal pin gear speed reducer | |
| CN216290539U (en) | L-shaped shaded pole speed reduction motor | |
| CN219994293U (en) | Low-noise planetary right-angle speed reducer | |
| CN216290538U (en) | L-shaped miniature speed reducing motor | |
| CN205806338U (en) | High-speed overload low noise electromechanical integration planetary gear reduction box | |
| CN219145183U (en) | Differential motor of beach vehicle | |
| CN221401916U (en) | Mute actuator | |
| CN218850547U (en) | Novel ZR axle electric cylinder | |
| CN215528794U (en) | Motor output shaft silence quick connect structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |