CN220365915U - Transmission mechanism of electric wheelchair - Google Patents
Transmission mechanism of electric wheelchair Download PDFInfo
- Publication number
- CN220365915U CN220365915U CN202321486839.1U CN202321486839U CN220365915U CN 220365915 U CN220365915 U CN 220365915U CN 202321486839 U CN202321486839 U CN 202321486839U CN 220365915 U CN220365915 U CN 220365915U
- Authority
- CN
- China
- Prior art keywords
- gear
- transmission mechanism
- electric wheelchair
- seat
- shell
- 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
- 230000005540 biological transmission Effects 0.000 title claims abstract description 33
- 230000007246 mechanism Effects 0.000 title claims abstract description 26
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 15
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000000926 separation method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Invalid Beds And Related Equipment (AREA)
Abstract
The utility model provides a transmission mechanism of an electric wheelchair, which belongs to the field of transmission mechanisms and comprises: a seat; a transmission assembly; the transmission assembly comprises a shell, the upper end of the shell is rotationally connected with a driven rotating seat, the seat is installed on the rotating seat, a supporting column is installed in the shell, the upper end of the supporting column is fixedly provided with a mounting plate, a driven first gear is installed on the mounting plate, a second gear meshed with the first gear is rotated on the mounting plate, the rotating seat is installed on the second gear, and a moving plate is installed at the bottom of the shell. The motor drives the speed reducer and the first gear to rotate, so that the second gear, the rotating seat and the seat are driven to rotate, the direction of the seat can be adjusted to be combined with the bed body for use, the structure is simple, the stability is sufficient, the motor, the first gear and the like are also convenient to detach completely, the maintenance work is convenient, and the operation is simple and convenient.
Description
Technical Field
The utility model relates to the technical field of transmission mechanisms, in particular to a transmission mechanism of an electric wheelchair.
Background
Along with the development of technology, in order to better care the patient and bring convenience for medical staff, current bed board can combine with the wheelchair, forms an integral bed board, so need not medical staff to set up the patient and put it on the bed, it is more convenient.
However, when the lateral rotation separation type bed chair rotates at present, the lateral rotation separation type bed chair needs to be realized through the cooperation of the driving mechanism and the transmission mechanism, so the application provides the transmission mechanism of the lateral rotation separation type bed chair which has good stability and is convenient for later maintenance.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model provides a transmission mechanism of an electric wheelchair.
An embodiment of the present utility model provides a transmission mechanism of an electric wheelchair, including:
a seat;
a transmission assembly; the transmission assembly comprises a shell, the upper end of the shell is rotationally connected with a driven rotating seat, the seat is installed on the rotating seat, a supporting column is installed in the shell, the upper end of the supporting column is fixedly provided with a mounting plate, a driven first gear is installed on the mounting plate, a second gear meshed with the first gear is rotated on the mounting plate, and the rotating seat is installed on the second gear.
Further, a moving plate is installed at the bottom of the shell, and four locking universal wheels are installed at the bottom of the moving plate.
Further, a speed reducer is installed at the bottom of the mounting plate, the shaft end of the speed reducer is fixedly connected with the first gear, a motor is fixed on the speed reducer, and the output end of the motor is fixedly connected with the other shaft end of the speed reducer.
Further, the rotating seat is fixedly installed on the second gear through bolts.
Further, the inner bottom of casing is fixed with the fixed block, the upper end of fixed block is equipped with the mounting groove, and support column sliding connection is in the mounting groove, swing joint has the locating pin to the support column location on the fixed block.
Further, the mounting groove is a rectangular groove, and the support column is a rectangular column.
Further, a pin groove is formed in the support column, and the positioning pin is slidably connected in the pin groove.
Further, the locating pin runs through the fixed block and is connected with the fixed block in a sliding way, the other end of the locating pin is fixedly connected with a pull block, and a spring is fixed between the pull block and the fixed block.
Further, two ends of the spring are fixedly connected with the pull block and the fixing block, and the spring is sleeved outside the positioning pin.
Further, the outer wall of support column cover is equipped with fixedly connected with backup pad, the backup pad offsets with the upper end of fixed block and sets up.
Compared with the prior art, the utility model has the following beneficial effects:
the motor drives the speed reducer and the first gear to rotate, so that the second gear, the rotating seat and the seat are driven to rotate, the direction of the seat can be adjusted to be combined with the bed body for use, the structure is simple, the stability is sufficient, the motor, the first gear and the like are also convenient to detach completely, the maintenance work is convenient, and the operation is simple and convenient.
Drawings
Fig. 1 is a schematic structural diagram of a transmission mechanism of an electric wheelchair according to embodiment 1.
Fig. 2 is a schematic view of a portion of a transmission mechanism of an electric wheelchair according to embodiment 1.
Fig. 3 is a schematic structural diagram of a transmission mechanism of an electric wheelchair according to embodiment 2.
Fig. 4 is a schematic view of a standpipe in a transmission mechanism of an electric wheelchair according to embodiment 3.
In the above figures: 1 seat, 2 casing, 3 rotation seat, 4 support column, 5 motor, 6 reduction gear, 7 second gear, 8 first gear, 9 mounting panel, 10 fixed blocks, 11 mounting groove, 12 cotter way, 13 locating pin, 14 spring, 15 pull block, 16 backup pad.
Detailed Description
The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.
As shown in fig. 1-2, an embodiment of the present utility model provides a transmission mechanism of an electric wheelchair, including:
a seat 1;
a transmission assembly; the transmission assembly comprises a shell 2, a moving plate is arranged at the bottom of the shell 2, and four locking universal wheels are arranged at the bottom of the moving plate;
the upper end of the shell 2 is rotationally connected with a driven rotating seat 3, the seat 1 is arranged on the rotating seat 3, a supporting column 4 is arranged in the shell 2, a mounting plate 9 is fixed at the upper end of the supporting column 4, a driven first gear 8 is arranged on the mounting plate 9, a speed reducer 6 is arranged at the bottom of the mounting plate 9, the shaft end of the speed reducer 6 is fixedly connected with the first gear 8, a motor 5 is fixed on the speed reducer 6, and the output end of the motor 5 is fixedly connected with the other shaft end of the speed reducer 6;
the mounting plate 9 is provided with a second gear 7 meshed with the first gear 8 in a rotating mode, the rotating seat 3 is mounted on the second gear 7, and the rotating seat 3 is fixedly mounted on the second gear 7 through bolts.
When the seat 1 is rotated, the motor 5 is started, the motor 5 drives the speed reducer 6 and the first gear 8 to rotate, so that the second gear 7, the rotating seat 3 and the seat 1 are driven to rotate, the direction of the seat 1 can be adjusted to be combined with a bed body for use, the structure is simple, the stability is sufficient, and the encoder can control the rotation of an accurate angle.
Example 2
Referring to fig. 3, in the present embodiment, unlike embodiment 1, a fixing block 10 is fixed at the inner bottom of a housing 2, a mounting groove 11 is provided at the upper end of the fixing block 10, a support column 4 is slidably connected in the mounting groove 11, a positioning pin 13 for positioning the support column 4 is movably connected to the fixing block 10, the mounting groove 11 is a rectangular groove, the support column 4 is a rectangular column, a pin groove 12 is provided on the support column 4, the positioning pin 13 is slidably connected in the pin groove 12, the positioning pin 13 penetrates through the fixing block 10 and is slidably connected therewith, a pull block 15 is fixedly connected to the other end of the positioning pin 13, a spring 14 is fixed between the pull block 15 and the fixing block 10, two ends of the spring 14 are fixedly connected with the pull block 15 and the fixing block 10, and the spring 14 is sleeved outside the positioning pin 13;
when the motor 5, the first gear 8 and the like need to be maintained, a maintainer pulls the pull block 15 by hand to enable the locating pin 13 to be separated from the pin groove 12, the supporting column 4 at the moment is not limited any more, the upward moving supporting column 5 is separated from the mounting groove 11, and the motor 5, the first gear 8 and the like can be completely detached, so that maintenance work is facilitated, and the operation is simple and convenient.
Example 3
Referring to fig. 4, this embodiment is different from embodiments 1 and 2 in that the outer wall of the support column 4 in this embodiment is sleeved with a support plate 16 fixedly connected thereto, and the support plate 16 is disposed against the upper end of the fixing block 10;
by arranging the support plate 16 to be against the fixed block 10, the support area of the support column 4 is increased, so that the stability of the support column 4 can be increased.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (10)
1. A transmission mechanism for an electric wheelchair, comprising:
a seat (1);
a transmission assembly; the transmission assembly comprises a shell (2), the upper end of the shell (2) is rotationally connected with a driven rotating seat (3), the seat (1) is installed on the rotating seat (3), a supporting column (4) is installed in the shell (2), the upper end of the supporting column (4) is fixedly provided with a mounting plate (9), a driven first gear (8) is installed on the mounting plate (9), a second gear (7) meshed with the first gear (8) is rotated on the mounting plate (9), and the rotating seat (3) is installed on the second gear (7).
2. The transmission mechanism of an electric wheelchair of claim 1, wherein:
the bottom of casing (2) is installed and is moved the board, four locking universal wheels are installed to the bottom of moving the board.
3. The transmission mechanism of an electric wheelchair of claim 1, wherein:
the speed reducer (6) is installed to the bottom of mounting panel (9), the axle head and the first gear (8) fixed connection of speed reducer (6), be fixed with motor (5) on speed reducer (6), the output of motor (5) and the other axle head fixed connection of speed reducer (6).
4. The transmission mechanism of an electric wheelchair of claim 1, wherein:
the rotating seat (3) is fixedly arranged on the second gear (7) through bolts.
5. The transmission mechanism of an electric wheelchair of claim 1, wherein:
the inner bottom of the shell (2) is fixedly provided with a fixed block (10), the upper end of the fixed block (10) is provided with a mounting groove (11), the support column (4) is slidably connected in the mounting groove (11), and the fixed block (10) is movably connected with a positioning pin (13) for positioning the support column (4).
6. The transmission mechanism of an electric wheelchair of claim 5, wherein:
the mounting groove (11) is a rectangular groove, and the support column (4) is a rectangular column.
7. The transmission mechanism of an electric wheelchair of claim 5, wherein:
the support column (4) is provided with a pin groove (12), and the positioning pin (13) is connected in the pin groove (12) in a sliding way.
8. The transmission mechanism of an electric wheelchair of claim 5, wherein:
the locating pin (13) penetrates through the fixed block (10) and is in sliding connection with the fixed block, the other end of the locating pin (13) is fixedly connected with a pull block (15), and a spring (14) is fixed between the pull block (15) and the fixed block (10).
9. The transmission mechanism of an electric wheelchair of claim 8, wherein:
the two ends of the spring (14) are fixedly connected with the pull block (15) and the fixed block (10), and the spring (14) is sleeved outside the positioning pin (13).
10. The transmission mechanism of an electric wheelchair of claim 1, wherein:
the outer wall sleeve of support column (4) is equipped with fixedly connected with backup pad (16), backup pad (16) offset with the upper end of fixed block (10) and set up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321486839.1U CN220365915U (en) | 2023-06-12 | 2023-06-12 | Transmission mechanism of electric wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321486839.1U CN220365915U (en) | 2023-06-12 | 2023-06-12 | Transmission mechanism of electric wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220365915U true CN220365915U (en) | 2024-01-19 |
Family
ID=89520838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321486839.1U Active CN220365915U (en) | 2023-06-12 | 2023-06-12 | Transmission mechanism of electric wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220365915U (en) |
-
2023
- 2023-06-12 CN CN202321486839.1U patent/CN220365915U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220365915U (en) | Transmission mechanism of electric wheelchair | |
| CN111547641A (en) | Manual and electric control lifting device | |
| CN213035602U (en) | Electric universal wheel mechanism | |
| CN111099284A (en) | Device for transferring tool kit in operation | |
| CN112336552A (en) | Rotary offset driving mechanism | |
| CN206884887U (en) | Car side mirror folder | |
| CN218992256U (en) | Shaft device | |
| CN220237214U (en) | Nursing bed mattress frame revolution mechanic | |
| CN211870534U (en) | Device for transferring tool kit in operation | |
| CN218685002U (en) | Medical care turning-over device | |
| CN213822186U (en) | Rotary offset driving mechanism | |
| CN213259497U (en) | Nursing robot for patient nursing | |
| CN219439747U (en) | Medical trolley | |
| CN216884036U (en) | Super flat robot joint module | |
| CN218256275U (en) | O arm assembly and shuttle formula rotational moulding machine | |
| CN219257124U (en) | Barrier-free automobile welfare seat structure | |
| KR102654827B1 (en) | Driving Motor Having BLDC Motor and Swivel Actuator Using the Same | |
| CN219049693U (en) | Novel chest draws bottle | |
| CN217300049U (en) | Guiding pushing structure of plane moving type mechanical parking equipment | |
| CN214451275U (en) | Transmission steering assistor of independent rocker arm vehicle chassis suspension system | |
| CN220923979U (en) | Electric rotary pedal device for motor home | |
| CN219742886U (en) | Ultrasonic diagnostic apparatus supports jacking equipment | |
| CN216394675U (en) | Long-stroke massage machine core | |
| CN219134475U (en) | Electric steering and braking device for outboard engine | |
| CN213734842U (en) | Handrail is decorated convenient to dismantle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |