CN219760790U - Hub gear motor assembly structure and mowing robot using same - Google Patents
Hub gear motor assembly structure and mowing robot using same Download PDFInfo
- Publication number
- CN219760790U CN219760790U CN202320630853.8U CN202320630853U CN219760790U CN 219760790 U CN219760790 U CN 219760790U CN 202320630853 U CN202320630853 U CN 202320630853U CN 219760790 U CN219760790 U CN 219760790U
- Authority
- CN
- China
- Prior art keywords
- hub
- motor
- fixed
- gear
- 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
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Landscapes
- Retarders (AREA)
Abstract
The utility model relates to the technical field of motors, in particular to a hub gear motor assembly structure and a mowing robot using the same, wherein the hub gear motor assembly structure comprises a motor, a gear structure, a fixed shaft, a fixed frame and a hub; the hub is rotatably sleeved on a fixed shaft, and the fixed shaft extends out of the hub; the fixed frame is located in the hub and fixedly connected with the fixed shaft, wherein the motor and the speed reducing structure are both arranged on the fixed frame and located in the hub, and the motor is used for driving the hub to rotate through the speed reducing structure. According to the technical scheme of the utility model, the motor, the speed reducing structure and the fixing frame are arranged in the hub, so that the space inside the hub can be fully utilized. Wherein, only the fixed axle stretches out the wheel hub, and wheel hub gear motor can be through this fixed axle that stretches out and be connected with outside frame, because the fixed axle is located the outside to it is relatively convenient when connecting it to the frame.
Description
Technical Field
The utility model relates to the technical field of motors, in particular to a hub gear motor assembly structure and a mowing robot using the hub gear motor assembly structure.
Background
The wheel hub motor technology is called as in-wheel motor technology, and is characterized in that a power device, a transmission device and a braking device are integrated into a wheel hub, so that the mechanical part of an electric vehicle is greatly simplified, and multiple complex driving modes can be easily realized.
The patent of application number 202121509331X provides a wheel hub gear motor, and it includes the tire that two symmetries set up, and two equal fixed mounting of tire are on wheel hub, one side is provided with the motor in the wheel hub, motor fixed mounting is in the motor mount, the motor mount sets up in the wheel hub, the opposite side is provided with planetary reducer in the wheel hub, motor output shaft fixed connection planetary reducer, be provided with two tapered roller bearing between wheel hub and the motor mount, two tapered roller bearing symmetry sets up, is provided with axle sleeve and jump ring between two tapered roller bearing.
The hub gear motor needs to be assembled on the frame after the assembly is completed, and the frame needs to extend into the hub gear motor to be connected with the motor fixing frame, so that the hub gear motor is relatively inconvenient to install, and the situation needs to be solved.
Disclosure of Invention
In view of the above, the utility model provides a hub gear motor assembly structure and a mowing robot using the same, and the technical problems to be solved are as follows: how to facilitate the assembly of the hub reduction motor to the frame.
In order to achieve the above purpose, the present utility model mainly provides the following technical solutions:
in a first aspect, an embodiment of the present utility model provides a hub reduction motor assembly structure including a motor, a reduction structure, a fixed shaft, a fixed mount, and a hub having a hub;
the hub is rotatably sleeved on a fixed shaft, and the fixed shaft extends out of the hub;
the fixed frame is located in the hub and fixedly connected with the fixed shaft, wherein the motor and the speed reducing structure are both arranged on the fixed frame and located in the hub, and the motor is used for driving the hub to rotate through the speed reducing structure.
In some embodiments, the motor is located one side of the speed reducing structure, which is away from the fixed shaft, one side of the machine body of the motor, which is away from the speed reducing structure, is provided with a connecting shaft, the axis of the connecting shaft coincides with the axis of the fixed shaft, one end of the hub is rotatably sleeved on the fixed shaft, and the other end of the hub is rotatably sleeved on the connecting shaft.
In some embodiments, one end of the hub is provided with a first cover, and the other end is provided with a second cover; the hub of the hub is rotatably sleeved on the fixed shaft through the first cover body, and is rotatably sleeved on the connecting shaft through the second cover body.
In some embodiments, the reduction structure is a planetary gear reduction structure comprising a sun gear, a planet gear, and a ring gear, the sun gear meshing with the planet gear, the planet gear meshing with the ring gear, the ring gear integrally formed on a cavity wall of the hub;
the motor is used for driving the sun gear to rotate, and the sun gear is used for being driven to drive the gear ring to rotate through the planetary gear so as to drive the hub to rotate through the gear ring.
In some embodiments, the fixing frame is provided with a mounting hole, and the fixing shaft is used for penetrating through the mounting hole and being in interference fit with the mounting hole.
In some embodiments, the fixing frame comprises a frame body and a motor fixing plate, the motor fixing plate is detachably connected with the frame body, a machine body of the motor is fixed on one side, deviating from the frame body, of the motor fixing plate, a through hole for an output shaft of the motor to pass through is formed in the motor fixing plate, the sun gear is sleeved and fixed on the output shaft of the motor, the planetary gear is arranged on the frame body, and the fixing frame is connected with the fixing shaft through the frame body.
In a second aspect, embodiments of the present utility model also provide a robot lawnmower, which may include any of the above-described hub gear motor assembly structures.
By means of the technical scheme, the hub gear motor assembly structure and the mowing robot applying the hub gear motor assembly structure have the following beneficial effects:
in the technical scheme provided by the utility model, the motor, the speed reducing structure and the fixing frame are arranged in the hub, so that the space inside the hub can be fully utilized. Wherein, only the fixed axle stretches out the wheel hub, and wheel hub gear motor can be through this fixed axle that stretches out and be connected with outside frame, because the fixed axle is located the outside to it is relatively convenient when connecting it to the frame.
The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings.
Drawings
FIG. 1 is a schematic view of an assembly structure of a hub reduction motor according to an embodiment of the present utility model;
FIG. 2 is an exploded schematic view of an assembly structure of the hub reduction motor;
fig. 3 is a sectional view of an assembly structure of the hub reduction motor.
Reference numerals: 1. a motor; 2. a hub; 3. a frame body; 4. a fixed shaft; 5. a planetary gear; 6. a motor fixing plate; 11. a connecting shaft; 21. a first cover; 22. a second cover; 101. a sun gear; 201. a gear ring; 301. a mounting hole; 401. and another via.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
As shown in fig. 1 and 2, one embodiment of the present utility model proposes a hub reduction motor assembly structure including a motor 1, a reduction structure, a fixed shaft 4, a fixed frame, and a hub 2. The hub 2 is rotatably sleeved on the fixed shaft 4, and can be rotatably connected with the fixed shaft 4 through a bearing. The fixed shaft 4 extends out of the hub 2.
The fixing frame is located in the hub 2 and is fixedly connected with the fixing shaft 4, for example, the fixing shaft 4 can be inserted and fixed on the fixing frame in a riveting manner. Wherein, motor 1 and speed reduction structure all set up on the mount, and be located wheel hub 2, and motor 1 is used for driving wheel hub 2 through speed reduction structure and rotates.
In the above example, the motor 1, the reduction structure and the mount are all provided in the hub 2, and the space inside the hub 2 can be fully utilized. Wherein, only the fixed shaft 4 extends out of the hub 2, and the hub gear motor can be connected with the external frame through the extended fixed shaft 4, and the fixed shaft 4 is positioned at the outer side, so that the connection to the frame is relatively convenient.
As shown in fig. 3, the motor 1 is located at one side of the speed reducing structure, which is away from the fixed shaft 4, and one side of the machine body of the motor 1, which is away from the speed reducing structure, is provided with a connecting shaft 11, and the axis of the connecting shaft 11 is coincident with that of the fixed shaft 4. One end of the hub 2 is rotatably sleeved on the fixed shaft 4, and the other end is rotatably sleeved on the connecting shaft 11. The connecting shaft 11 may be a rotor shaft of the motor 1, where the rotor shaft extends out of two sides of the motor 1, and one side of the rotor shaft is connected with the above-mentioned speed reducing structure, and the other side is used as the connecting shaft 11.
In the above example, the one end of the hub 2 is supported by the fixed shaft 4 and the other end of the hub 2 is supported by the connecting shaft 11, so that both ends of the hub 2 are supported, whereby the rotational stability of the hub 2 can be improved.
As shown in fig. 3, the hub 2 may have a first cover 21 at one end thereof, and the first cover 21 may be fixed to one end of the hub 2 by screws or the like. The other end of the hub 2 is provided with a second cover 22, and the second cover 22 may be fixed to the other end of the hub 2 by screws or the like. The hub 2 is rotatably sleeved on the fixed shaft 4 through a first cover body 21, and is rotatably sleeved on the connecting shaft 11 through a second cover body 22.
In the above example, by providing the hub 2 as a split structure and then assembling and fixing, there is an advantage in that it is easy to process. In addition, the first cover 21 and the second cover 22 cooperate to provide protection for the motor 1 and the reduction structure on the inner side, and further have the advantage of dust prevention.
The above-mentioned reduction structure may be a planetary gear reduction structure, as shown in fig. 2 and 3, which may include a sun gear 101, a planetary gear 5, and a ring gear 201, where the sun gear 101 is meshed with the planetary gear 5, the planetary gear 5 is meshed with the ring gear 201, and the ring gear 201 is integrally formed on a cavity wall of the hub 2. The motor 1 is used for driving the sun gear 101 to rotate, and the sun gear 101 can be sleeved on an output shaft of the motor 1. The sun gear 101 is used for being driven to rotate the gear ring 201 through the planetary gears 5 so as to drive the hub 2 to rotate through the gear ring 201.
In the above example, when the motor 1 is started, the motor 1 drives the sun gear 101 to rotate, the sun gear 101 drives the planetary gear 5 to rotate, the planetary gear 5 drives the ring gear 201 to rotate, and the ring gear 201 drives the hub 2 to rotate. In this case, since the ring gear 201 is integrally formed on the hub 2, there is an advantage in that space can be saved, and the volume of the hub reduction motor can be reduced.
As shown in fig. 3, the aforementioned fixing frame may be provided with a mounting hole 301, and the fixing shaft 4 is configured to pass through the mounting hole 301 and be in interference fit with the mounting hole 301. Specifically, the fixing shaft 4 may be in interference fit with the mounting hole 301 by riveting, so that both the fixing shaft 4 and the fixing frame remain relatively fixed.
In a specific application example, as shown in fig. 2, the aforementioned fixing frame may include a frame body 3 and a motor fixing plate 6, where the motor fixing plate 6 is detachably connected to the frame body 3, for example, the two fixing plates may be detachably connected by screws or the like. The body of the motor 1 is fixed on one side of the motor fixing plate 6 away from the frame body 3, and the body of the motor 1 can be connected with the motor fixing plate 6 through screws and the like. The motor fixing plate 6 is provided with a via hole for the output shaft of the motor 1 to pass through. The sun gear 101 is fixed on the output shaft of the motor 1, and the planetary gear 5 is arranged on the frame 3. The fixing frame is connected with the fixing shaft 4 through the frame body 3.
In the above example, the motor 1 may be first assembled to the motor fixing plate 6, and the sun gear 101 is fixed to the output shaft of the motor 1; then the fixed shaft 4 is fixed on the frame body 3 in a riveting way; the planetary gears 5 are then rotatably mounted to the carrier 3; then the frame body 3 is fixed to the motor fixing plate 6 by screws or the like; the hub 2 is then assembled to the stationary shaft 4, thereby achieving the assembly of the entire hub reduction motor.
What needs to be explained here is: the frame 3 may be referred to as a rack in some cases.
As shown in fig. 1 and 3, another through hole 401 through which the motor wire passes may be provided in the aforementioned fixed shaft 4, which has an advantage of convenient wiring.
The embodiment of the utility model also provides a mowing robot which can comprise the hub gear motor assembly structure of any one of the above. Because the mowing robot adopts the hub gear motor assembly structure, the motor 1, the gear structure and the fixing frame are arranged in the hub 2, so that the space inside the hub 2 can be fully utilized. Wherein, only the fixed shaft 4 extends out of the hub 2, and the hub gear motor can be connected with the external frame through the extended fixed shaft 4, and the fixed shaft 4 is positioned at the outer side, so that the connection to the frame is relatively convenient.
What needs to be explained here is: under the condition of no conflict, the technical features related to the examples can be combined with each other according to actual situations by a person skilled in the art so as to achieve corresponding technical effects, and specific details of the combination situations are not described in detail herein.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (7)
1. The hub gear motor assembly structure is characterized by comprising a motor (1), a gear structure, a fixed shaft (4), a fixed frame and a hub (2);
the hub (2) is rotatably sleeved on a fixed shaft (4), and the fixed shaft (4) extends out of the hub (2);
the fixed frame is located in the hub (2) and fixedly connected with the fixed shaft (4), wherein the motor (1) and the speed reducing structure are both arranged on the fixed frame and located in the hub (2), and the motor (1) is used for driving the hub (2) to rotate through the speed reducing structure.
2. The hub reduction motor assembly structure according to claim 1, wherein,
the motor (1) is located one side of deviating from fixed axle (4) of speed reduction structure, and one side of deviating from the speed reduction structure of the organism of motor (1) has connecting axle (11), the axis coincidence between connecting axle (11) and fixed axle (4), the one end rotationally cover of wheel hub (2) is established on fixed axle (4), and the other end rotationally overlaps and establish on connecting axle (11).
3. The hub reduction motor assembly structure according to claim 2, wherein,
one end of the hub (2) is provided with a first cover body (21), and the other end is provided with a second cover body (22); the hub (2) is rotatably sleeved on the fixed shaft (4) through the first cover body (21), and is rotatably sleeved on the connecting shaft (11) through the second cover body (22).
4. The hub reduction motor assembly structure according to any one of claims 1 to 3, wherein,
the speed reduction structure is a planetary gear speed reduction structure and comprises a sun gear (101), a planetary gear (5) and a gear ring (201), wherein the sun gear (101) is meshed with the planetary gear (5), the planetary gear (5) is meshed with the gear ring (201), and the gear ring (201) is integrally formed on the cavity wall of the hub (2);
the motor (1) is used for driving the sun gear (101) to rotate, and the sun gear (101) is used for being driven to drive the gear ring (201) to rotate through the planetary gear (5) so as to drive the hub (2) to rotate through the gear ring (201).
5. The hub reduction motor assembly structure according to claim 4, wherein,
the fixing frame is provided with a mounting hole (301), and the fixing shaft (4) is used for penetrating through the mounting hole (301) and in interference fit with the mounting hole (301).
6. The hub reduction motor assembly structure according to claim 4, wherein,
the fixing frame comprises a frame body (3) and a motor fixing plate (6), the motor fixing plate (6) is detachably connected with the frame body (3), a machine body of the motor (1) is fixed on one side, deviating from the frame body (3), of the motor fixing plate (6), a through hole for an output shaft of the motor (1) to pass through is formed in the motor fixing plate (6), a sun gear (101) is fixedly sleeved on the output shaft of the motor (1), a planetary gear (5) is arranged on the frame body (3), and the fixing frame is connected with a fixing shaft (4) through the frame body (3).
7. A robot lawnmower comprising the hub reduction motor assembly structure of any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320630853.8U CN219760790U (en) | 2023-03-27 | 2023-03-27 | Hub gear motor assembly structure and mowing robot using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320630853.8U CN219760790U (en) | 2023-03-27 | 2023-03-27 | Hub gear motor assembly structure and mowing robot using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219760790U true CN219760790U (en) | 2023-09-26 |
Family
ID=88073541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320630853.8U Active CN219760790U (en) | 2023-03-27 | 2023-03-27 | Hub gear motor assembly structure and mowing robot using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219760790U (en) |
-
2023
- 2023-03-27 CN CN202320630853.8U patent/CN219760790U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB2587157A (en) | Axle assembly for low floor vehicle | |
| CN110034631A (en) | A kind of In-wheel motor drive device and electric vehicle | |
| CN217301454U (en) | Integrated planetary reduction power module | |
| CN207853662U (en) | A kind of In-wheel motor drive device and electric vehicle | |
| CN110789658A (en) | Power-assisted vehicle charging device and wheel | |
| CN219760790U (en) | Hub gear motor assembly structure and mowing robot using same | |
| CN207015161U (en) | Power assembly of electric automobile | |
| CN111002343A (en) | Integrated joint | |
| WO2023173318A1 (en) | Bridge driving system and vehicle | |
| CN213685179U (en) | Differential housing for vehicle reduction gearbox | |
| CN214057235U (en) | Differential mechanism and direct drive motor integrated rear axle assembly | |
| CN110027663A (en) | A kind of novel hub power device and electric bicycle | |
| CN220191512U (en) | Mowing robot and hub gear motor thereof | |
| CN208778666U (en) | A kind of planet carrier and epicyclic gearbox | |
| KR101910748B1 (en) | Differential gear and reducer installation structure for electric vehicle | |
| CN215267953U (en) | In-wheel motor and car | |
| CN220687942U (en) | Hub gear motor and robot | |
| CN212785042U (en) | Integrated structure of motor and speed reducer | |
| CN214699016U (en) | Driving assembly structure | |
| CN217683122U (en) | Reduction gearbox of electric industrial vehicle of direct-connection differential mechanism | |
| CN214626687U (en) | Outer rotor speed reduction wheel hub motor | |
| CN220139370U (en) | Motor drive assembly | |
| CN212518676U (en) | Speed reduction motor and stabilizer | |
| CN217761905U (en) | Integrated driving device for wearable equipment | |
| CN217374812U (en) | Vehicle transmission system and electric two-wheeled vehicle with same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240128 Address after: 518000 9/F, Building A3, Nanshan Zhiyuan, No. 1001, Xueyuan Avenue, Changyuan Community, Taoyuan Street, Nanshan District, Shenzhen, Guangdong Province Patentee after: Shenzhen Kuma Power Technology Co.,Ltd. Country or region after: China Address before: 523000 Room 301, building 22, 780 Xie Cao Road, Xiegang Town, Dongguan City, Guangdong Province Patentee before: Guangdong SiGe transmission intelligent technology Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |