CN219988971U - Multi-wheel differential driver - Google Patents
Multi-wheel differential driver Download PDFInfo
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- CN219988971U CN219988971U CN202223312352.XU CN202223312352U CN219988971U CN 219988971 U CN219988971 U CN 219988971U CN 202223312352 U CN202223312352 U CN 202223312352U CN 219988971 U CN219988971 U CN 219988971U
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- bearing
- transmission assembly
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- 230000005540 biological transmission Effects 0.000 claims abstract description 32
- 239000003638 chemical reducing agent Substances 0.000 claims description 9
- 230000033001 locomotion Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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Abstract
The utility model discloses a differential driver of a multi-wheel set, which comprises: the bearing structure, the bearing turntable, the transmission assembly, the travelling wheel and the motor bearing turntable are arranged at the center of the top of the bearing structure; the transmission components are arranged on two sides of the bearing structure; the travelling wheel is arranged between the bearing structure and the transmission assembly, a plurality of rotating shafts are connected between the bearing structure and the transmission assembly side by side, and the travelling wheel is sleeved outside the rotating shafts; the motor sets up in the both sides of bearing structure, and the output of motor is connected with drive assembly's input. The driver has the advantages of low overall structure and large load, can realize differential steering, and has more flexible movement.
Description
Technical Field
The utility model relates to the technical field of drivers, in particular to a multi-wheel differential driver.
Background
The conventional wheel type driving structure is usually formed by driving a single wheel by a motor, and also has a structure that two motors drive two wheels to realize differential speed. The two structures are the most widely used because of simple structure, safety, reliability, convenient manufacture and application. With the development of automation and intellectualization, higher requirements are put forward on the wheel type structure, the traditional wheel type structure becomes not applicable in some special requirement occasions, particularly in the aspects of bearing and the minimum height of the structure, the traditional single-wheel or double-wheel structure cannot meet the requirements of the heavy-load field, or a very complex control program algorithm is required to ensure the balance problem brought by the multi-wheel bearing structure, and more economic cost and maintenance cost are often paid; the conventional single-wheel or double-wheel structure cannot meet the heavy-load design with low requirements due to insufficient bearing capacity.
Therefore, it is a need for a multi-wheel differential drive with a high load and a low construction to be developed.
Disclosure of Invention
In view of the foregoing, the present utility model provides a high-load, low-profile multi-wheel set differential drive.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a multi-wheel set differential drive comprising:
the bearing structure comprises a bearing structure body and a bearing structure body,
the bearing turntable is arranged at the center of the top of the bearing structure;
the transmission components are arranged on two sides of the bearing structure;
the travelling wheel is arranged between the bearing structure and the transmission assembly, a plurality of rotating shafts are connected between the bearing structure and the transmission assembly side by side, and the travelling wheel is sleeved outside the rotating shafts;
and the motors are arranged on two sides of the bearing structure, and the output ends of the motors are connected with the input ends of the transmission components.
The technical scheme has the beneficial effects that the multi-point bearing is formed by the plurality of groups of traveling wheels, so that the damage to the ground can be reduced, and the two groups of independent traveling wheels can realize differential motion, so that the movement of the bearing turntable is more flexible.
Preferably, the top of the bearing turntable is rotatably connected with a turntable. The turntable can bear heavy objects, and the bearing turntable can rotate along with the bearing structure at will, so that flexibility in the process of transporting heavy objects by the high-bearing turntable is provided.
Preferably, the two sides of the bearing structure are provided with notches, and the travelling wheel and the motor are both arranged inside the notches. The bearing structure is I-shaped, and the structure is more compact and stable after being connected with the travelling wheel and the motor, and the bearing capacity is better.
Preferably, the driver further comprises a connecting frame, and the travelling wheel, the motor and the transmission assembly are all arranged in the connecting frame; one end of the connecting frame, connected with the travelling wheel, is arranged in the notch; the two ends of the rotating shaft respectively penetrate through the travelling wheel and the transmission assembly and are rotationally connected with the connecting frame. The connecting frame can connect the travelling wheel, the motor and the transmission assembly, so that the structure is more stable and compact.
Preferably, the output end of the motor is connected with a planetary reducer, and the output end of the planetary reducer is connected with the input end of the transmission assembly. The planetary reducer can amplify the output torque of the motor.
Preferably, the travelling wheel comprises: a driving wheel and an auxiliary wheel; the driving wheel and the auxiliary wheel are arranged outside the rotating shaft side by side; the driving wheel is fixedly connected with the rotating shaft, the auxiliary wheel is rotationally connected with the rotating shaft, and the transmission assembly drives the rotating shaft to rotate. The driving wheel and the auxiliary wheel can be increased by corresponding quantity according to the requirement, so that the movement of the auxiliary wheel is more flexible.
Preferably, a pin shaft is connected to the side wall of the notch, and the other end of the pin shaft is connected to the connecting frame.
Preferably, a battery pack is connected to the exterior of the load-bearing structure, the battery pack being connected to the motor. The battery pack may provide power to the motor.
Compared with the prior art, the utility model discloses a multi-wheel differential driver, which has the beneficial effects that:
(1) According to the utility model, the bearing performance of the vehicle can be improved through a plurality of groups of travelling wheels, and meanwhile, the damage to the ground can be reduced through multipoint bearing;
(2) The characteristics of low overall structure, large torque output, differential steering and multi-wheel set bearing have better and wider application space, and compared with the traditional single-wheel or double-wheel structure, the structure has better economical efficiency and reliability.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a driver according to the present utility model;
FIG. 2 is a top view of the actuator provided by the present utility model;
fig. 3 is a front view of a drive provided by the present utility model.
Wherein, in the drawing,
1-a load-bearing structure;
11-notch;
2-a bearing turntable;
21-a turntable;
3-a transmission assembly;
4-a travelling wheel;
41-driving wheels; 42-auxiliary wheels;
5-rotating shaft; 6-motor; 7-connecting frames; 8-a planetary reducer; 9-a pin shaft; 10-battery pack.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
The embodiment of the utility model discloses a multi-wheel differential driver, which comprises:
the weight-bearing structure 1 is provided with a plurality of support elements,
the bearing turntable 2 is arranged at the center of the top of the bearing structure 1;
the transmission assemblies 3 are arranged on two sides of the bearing structure 1;
the travelling wheel 4 is arranged between the bearing structure 1 and the transmission assembly 3, a plurality of rotating shafts 5 are connected between the bearing structure 1 and the transmission assembly 3 side by side, and the travelling wheel 4 is sleeved outside the rotating shafts 5;
the motor 6, motor 6 set up in the both sides of load-bearing structure 1, and the output of motor 6 is connected with the input of drive assembly 3. The weight bearing turntable 2 always transmits the weight to the central position of the weight bearing structure 1 during bearing, so that the load is evenly distributed into two groups of travelling wheels 4, and the free rotation of the weight bearing turntable 2 gives the travelling wheels 4 the omnidirectional movement characteristic.
In order to further optimize the above technical solution, the inside of the transmission assembly 3 may drive the plurality of rotating shafts 5 to rotate through gears or transmission belts, as shown in fig. 1, and drive the rotating shafts 5 to rotate through gear transmission.
In order to further optimise the solution described above, the top of the load-bearing turntable 2 is rotatably connected with a turntable 21. The load-bearing turntable 21 may also be combined with a hydraulic lifting structure to effect lifting.
In order to further optimise the above technical solution, the two sides of the load-bearing structure 1 are provided with notches 11, the travelling wheel 4 and the motor 6 being both placed inside the notches 11.
In order to further optimize the technical scheme, the driver further comprises a connecting frame 7, and the travelling wheel 4, the motor 6 and the transmission assembly 3 are arranged in the connecting frame 7; one end of the connecting frame 7 connected with the travelling wheel 4 is arranged in the notch 11; the two ends of the rotating shaft 5 respectively penetrate through the travelling wheel 4 and the transmission component 3 and are rotationally connected with the connecting frame 7.
In order to further optimize the above technical solution, the output end of the motor 6 is connected with a planetary reducer 8, and the output end of the planetary reducer 8 is connected with the input end of the transmission assembly 3. The motor 6 and the planetary reducer 8 are directly connected, so that the structure is more compact and reliable.
In order to further optimise the above solution, the travelling wheel 4 comprises: a driving wheel 41 and an auxiliary wheel 42; the driving wheel 41 and the auxiliary wheel 42 are arranged outside the rotating shaft 5 side by side; the driving wheel 41 is fixedly connected with the rotating shaft 5, the auxiliary wheel 42 is rotatably connected with the rotating shaft 5, and the transmission assembly 3 drives the rotating shaft 5 to rotate. One or more driving wheels 41 and auxiliary wheels 42 can be flexibly arranged on the rotating shaft 5 according to the requirement, and the number of the rotating shaft 5 can be adaptively increased, so that the purpose of flexible combination is achieved. The driving wheel 41 can be fixedly connected with the rotating shaft 5 through a pin and synchronously rotate along with the rotating shaft 5; the auxiliary wheel 41 may be rotatably connected to the rotary shaft 5 through a bearing. The drive wheel 41 is located at the end of the spindle 5 near the transmission assembly 3.
In order to further optimize the technical scheme, the side wall of the notch 11 is connected with a pin shaft 9, and the other end of the pin shaft 9 is connected with the connecting frame 7. The pin 9 can connect the connecting frame 7 and the bearing structure 1 stably.
To further optimise the solution described above, the external part of the load-bearing structure 1 is connected with a battery pack 10, the battery pack 10 being connected with the motor 6.
In order to further optimize the technical scheme, the outside of the bearing structure 1 can be provided with a detection sensor, an illuminating lamp, a warning lamp and the like, so that the functions of sensing the position, illuminating and the like can be realized.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A multi-wheel set differential drive comprising:
a load-bearing structure (1),
the bearing turntable (2) is arranged at the center of the top of the bearing structure (1);
the transmission components (3) are arranged on two sides of the bearing structure (1);
the travelling wheel (4) is arranged between the bearing structure (1) and the transmission assembly (3), a plurality of rotating shafts (5) are connected between the bearing structure (1) and the transmission assembly (3) side by side, and the travelling wheel (4) is sleeved outside the rotating shafts (5);
the motor (6), motor (6) set up in the both sides of bearing structure (1), just the output of motor (6) is connected with the input of drive assembly (3).
2. A multi-wheel set differential drive according to claim 1, characterized in that the top of the load-bearing turntable (2) is rotatably connected with a turntable (21).
3. A differential drive for a multi-wheel set according to claim 1 or 2, characterized in that the two sides of the load-bearing structure (1) are provided with notches (11), the travelling wheel (4) and the motor (6) being both placed inside the notches (11).
4. A multi-wheel set differential drive according to claim 3, characterized in that the drive further comprises a connecting frame (7), the travelling wheel (4), the motor (6) and the transmission assembly (3) being arranged in the connecting frame (7); one end of the connecting frame (7) connected with the travelling wheel (4) is arranged in the notch (11); the two ends of the rotating shaft (5) respectively penetrate through the travelling wheel (4) and the transmission assembly (3) to be rotationally connected with the connecting frame (7).
5. A multi-wheel set differential drive according to claim 4, characterized in that the output of the motor (6) is connected with a planetary reducer (8), the output of the planetary reducer (8) being connected with the input of the transmission assembly (3).
6. A multi-wheel set differential drive according to claim 1, characterized in that the travelling wheel (4) comprises: a driving wheel (41) and an auxiliary wheel (42); the driving wheel (41) and the auxiliary wheel (42) are arranged outside the rotating shaft (5) side by side; the driving wheel (41) is fixedly connected with the rotating shaft (5), the auxiliary wheel (42) is rotationally connected with the rotating shaft (5), and the transmission assembly (3) drives the rotating shaft (5) to rotate.
7. A multi-wheel set differential drive according to claim 4, characterized in that a pin (9) is connected to the side wall of the slot (11), the other end of the pin (9) being connected to the connecting frame (7).
8. A multi-wheel differential drive according to claim 7, characterized in that a battery pack (10) is connected to the exterior of the load-bearing structure (1), the battery pack (10) being connected to the motor (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223312352.XU CN219988971U (en) | 2022-12-09 | 2022-12-09 | Multi-wheel differential driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223312352.XU CN219988971U (en) | 2022-12-09 | 2022-12-09 | Multi-wheel differential driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219988971U true CN219988971U (en) | 2023-11-10 |
Family
ID=88605856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223312352.XU Active CN219988971U (en) | 2022-12-09 | 2022-12-09 | Multi-wheel differential driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219988971U (en) |
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2022
- 2022-12-09 CN CN202223312352.XU patent/CN219988971U/en active Active
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