CN214967911U

CN214967911U - Electric wheelchair

Info

Publication number: CN214967911U
Application number: CN202121601095.4U
Authority: CN
Inventors: 戚敬军; 常政
Original assignee: Xuzhou Hengbeishu Medical Technology Co Ltd
Current assignee: Xuzhou Hengbeishu Medical Technology Co Ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2021-12-03
Anticipated expiration: 2031-07-14

Abstract

The utility model relates to an electric wheelchair. This electric wheelchair includes the frame, the wheel is installed to the rear end left and right sides of frame, the front end left and right sides of frame rotates and is equipped with the leading wheel, the upper end fixed mounting of frame has the cushion, the rear end of frame articulates there is the back support, it has the drive to articulate on the frame back support pivoted hydraulic stem, the right flank of back support articulates there is right handrail board installation pole, it has right branch vaulting pole to articulate on the right flank of frame, and the upper end and the right handrail installation pole of right branch vaulting pole are articulated, the left surface of back support articulates there is left handrail board installation pole, it has left branch vaulting pole to articulate on the left surface of frame. Compared with the prior art, the utility model discloses an electronic wheelchair can be adjusted as required and fall the controller and install on left handrail installation pole and right handrail installation pole to can adjust the mounted position of left handrail installation pole and right handrail installation pole, operate simpler, it is more convenient to use, and user experience is better.

Description

Electric wheelchair

Technical Field

The utility model belongs to the technical field of the wheelchair, concretely relates to electronic wheelchair.

Background

With the development of social welfare career and the improvement of living standard of people, the disabled people increasingly use the rehabilitation wheelchair, thereby greatly facilitating indoor and outdoor activities of the disabled people and improving the living quality of the disabled people. Most wheelchairs run by driving rear wheels with both hands of a passenger, and there are also electric wheelchairs or electric wheelchair vehicles driven by a direct-current motor. The electric wheelchair is a powered wheelchair driven by an electronic device and using a storage battery as an energy source. The user can drive the wheelchair to move by himself through the control device.

Chinese patent application publication No. CN104825285A discloses an electric wheelchair, which comprises: including walking base and seat, the walking base includes front wheel support, rear wheel support, drive wheel device and battery, and the drive wheel device includes controller, driving motor and drive wheel, the front wheel support includes stay tube, spliced pole and from a left side to the first front wheel mounting panel, first backup pad, second backup pad and the second front wheel mounting panel that the right side set gradually, the spliced pole passes first mounting hole in the first backup pad, the second mounting hole in the second backup pad and is fixed with first backup pad, the second backup pad, the both ends of spliced pole are fixed respectively on first front wheel mounting panel, the second front wheel mounting panel, the left side of first backup pad and the right side of second backup pad all set up the drive wheel that is used for driving the walking of electronic wheelchair, a back section that is located first backup pad and the back section of second backup pad for supporting the stay tube of seat is located between the back section of first backup pad and the back section of second backup pad and with first backup pad, The second support plate is fixed. In the electric wheelchairs of the above patent, the controller of the electric wheelchairs of the prior art is generally fixedly connected to the end of the right armrest for the convenience of operation. However, for left-handed users who are accustomed to using a left hand, the controls fixed to the ends of the right armrest are very inconvenient to operate. In addition, the controller on the electronic wheelchair among the prior art is fixed at right handrail tip usually, and the controller can not be adjusted in the ascending position in front and back direction, can not adjust the controller to suitable position according to oneself height to the user of different heights, and use experience is relatively poor.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model provides an electric wheelchair, controller among this electric wheelchair can adjust as required, easy operation, and it is more convenient to use, uses to experience better.

The technical proposal of the electric wheelchair of the utility model is that:

an electric wheelchair comprises a frame, wheels are installed on the left side and the right side of the rear end of the frame, guide wheels are assembled on the left side and the right side of the front end of the frame in a rotating mode, a cushion is fixedly installed at the upper end of the frame, a backrest support is hinged to the rear end of the frame, a hydraulic rod for driving the backrest support to rotate is hinged to the frame, a right handrail plate installing rod is hinged to the right side face of the backrest support, a right supporting rod is hinged to the right side face of the frame, the upper end of the right supporting rod is hinged to the right handrail installing rod, a left handrail plate installing rod is hinged to the left side face of the backrest support, a left supporting rod is hinged to the left side face of the frame, the upper end of the left supporting rod is hinged to the left handrail installing rod, jacks are respectively formed in the front ends of the right handrail installing rod and the left handrail installing rod, jackscrews are respectively arranged at the lower ends of the right handrail installing rod and the left handrail installing rod, the electric wheelchair further comprises a controller assembly arranged at the front end of the right handrail mounting rod, the controller assembly comprises a controller and a fixing plate fixedly connected to the lower end of the controller, and an inserting rod matched with the inserting hole is arranged on one side of the fixing plate.

As a further improvement to the technical scheme, a sealing cover is arranged on the insertion hole of the left handrail mounting rod.

As a further improvement to the above technical scheme, the frame includes a support, a cushion mounting bracket and an H-shaped fixing rod, the cushion mounting bracket is fixedly connected with the outer wall of the upper side of the H-shaped fixing rod, the horizontal rod of the H-shaped fixing rod is fixedly connected with the support through an inverted U-shaped rod, the horizontal rod of the inverted U-shaped rod is fixedly connected with the horizontal rod of the H-shaped fixing rod, and the outer wall of the vertical rod of the inverted U-shaped rod is fixedly connected with the support.

As a further improvement to the above technical solution, the backrest support is in an inverted U shape, two ends of a lower side of the backrest support are respectively hinged to upper ends of the H-shaped fixing rods, an upper U-shaped rod is fixedly connected to a rear side of the backrest support, a lower U-shaped rod is fixedly connected to a rear side of the H-shaped fixing rods, a rod sleeve of the hydraulic rod is hinged to the lower U-shaped rod, and a piston rod of the hydraulic rod is hinged to the upper U-shaped rod.

As a further improvement to the technical scheme, the lower ends of the vertical rods of the inverted U-shaped rods are respectively connected with a battery box, a wheel-side motor is installed at the rear end of the battery box, and wheels are installed at the end part of an output shaft of the wheel-side motor.

As a further improvement to the technical scheme, the front end of the battery box is fixedly connected with the cushion mounting frame, the lower end of the battery box is connected with a guide wheel mounting frame, and the guide wheel mounting frame is connected with the support.

As a further improvement on the technical scheme, a pedal is hinged to the lower side of the front end of the support, a storage box is fixedly connected to the front end of the support, and a control box located on the rear side of the storage box is mounted on the support.

The utility model provides an electric wheelchair, compared in prior art, has following advantage:

the utility model discloses an electronic wheelchair when using, to the user of habit use right hand, the user is controlled through the controller of fixing at right handrail installation pole front end the utility model discloses an electronic wheelchair. To the user of the habit of using the left hand, pull down the sealed lid of left handrail installation pole front end earlier, then loosen the jackscrew of right handrail installation pole downside, take off the controller from right handrail installation pole to with the controller cartridge in the jack of left handrail installation pole, and fixed through the jackscrew, then with sealed in the jack of installing on right handrail installation pole of lid, the user of the habit of using the left hand can be through installing the controller operation on left handrail installation pole the utility model discloses an electric wheelchair. In addition, for users with different heights, the installation positions of the controller on the left handrail installation rod and the right handrail installation rod can be adjusted through the jackscrews, so that the users with different heights can find out the proper operation positions. Compared with the prior art, the utility model discloses an electronic wheelchair can be adjusted as required and fall the controller and install on left handrail installation pole and right handrail installation pole to can adjust the mounted position of left handrail installation pole and right handrail installation pole, operate simpler, it is more convenient to use, and user experience is better.

In the electric wheelchair of the utility model, the backrest can rotate, and the user can find a proper angle as required, which is helpful to enhance the comfort level of the electric wheelchair.

Drawings

FIG. 1 is a first schematic structural view of an electric wheelchair according to the present invention;

FIG. 2 is a second schematic structural view of the electric wheelchair of the present invention;

FIG. 3 is a third schematic structural view of the electric wheelchair of the present invention;

FIG. 4 is a fourth schematic structural view of the electric wheelchair of the present invention;

FIG. 5 is an enlarged view at A in FIG. 2;

FIG. 6 is an enlarged view at B in FIG. 4;

reference numbers in the figures: 1. a support; 2. a cushion mounting bracket; 3. an H-shaped fixing rod; 4. a wheel; 5. a guide wheel; 6. a guide wheel mounting frame; 7. a foot pedal; 8. a battery case; 9. a backrest support; 10. a backrest; 11. a cushion; 12. a left grab rail plate mounting rod; 13. a left armrest panel; 14. a left support bar; 15. a sealing cover; 16. carrying out top thread; 17. a controller; 18. a fixing plate; 19. a right grab rail plate mounting rod; 20. a right armrest plate; 21. a right support bar; 22. a lower U-shaped bar; 23. an upper U-shaped bar; 24. a wheel-side motor; 25. a wheel housing; 26. an inverted U-shaped rod; 27. a storage box; 28. a jack; 29. a hydraulic rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments:

the utility model discloses a specific embodiment of electric wheelchair, as shown in fig. 1 to 6, including the frame, the frame includes support 1, cushion 11 mounting bracket 2 and H shape dead lever 3, and receiver 27 is installed to the front end of support 1, fixedly connected with control box on the support 1, and control box is located the rear side of receiver 27. The front end of the bracket 1 is hinged with a pedal 7, and the pedal 7 has two positions in the rotation stroke, wherein one position is an unfolding position when the pedal 7 rotates to a horizontal state, and the other position is a folding position when the pedal 7 rotates to a vertical state.

In this embodiment, the upper side fixed mounting of 11 mounting brackets 2 of cushion has cushion 11, and the rear end of 11 mounting brackets 2 of cushion and the upside outer wall fixed connection of H shape dead lever 3. The horizontal pole fixedly connected with of H shape dead lever 3 falls U-shaped pole 26, and the horizontal pole of falling U-shaped pole 26 passes through fixing bolt fixed connection with the horizontal pole of H shape dead lever 3, installs buffer spring on the fixing bolt. The inner side walls of the two vertical rods of the inverted U-shaped rod 26 are fixedly connected with the rear end of the support 1, the lower ends of the two vertical rods of the inverted U-shaped rod 26 are fixedly connected with a battery box 8 respectively, the battery box 8 is obliquely arranged, and the front end of the battery box 8 is fixedly connected with the front end of a fixing frame of the cushion 11. The rear ends of the two battery boxes 8 are respectively fixedly connected with a motor fixing seat, a wheel-side motor 24 is fixedly mounted on the motor fixing seat, and a wheel 4 is mounted on an output shaft of the wheel-side motor 24. The wheel-side motor 24 is provided with a wheel cover 25, and the wheel cover 25 can prevent muddy water from splashing when the wheel 4 rotates.

In this embodiment, leading wheel mounting bracket 6 is installed respectively to the front end left and right sides of support 1, and leading wheel 5 is installed in the downside and the support 1 fixed connection of leading wheel mounting bracket 6, the rotation on the leading wheel mounting bracket 6.

In this embodiment, the upper end of the H-shaped fixing rod 3 is hinged to a backrest support 91, a backrest 10 is installed on the backrest support 91, the backrest support 91 is in an inverted U shape, and the lower ends of two vertical sections of the backrest support 91 are respectively hinged to the upper end of the H-shaped fixing rod 3. The rear side of the backrest support 91 is fixedly connected with an upper U-shaped rod 23, two ends of the upper U-shaped rod 23 are respectively fixed on the rear side surfaces of two vertical sections of the backrest support 91, the rear side surface of the H-shaped fixing rod 3 is fixedly connected with a lower U-shaped rod 22, and two ends of the lower U-shaped rod 22 are respectively fixed on the thick side surfaces of the two vertical sections of the H-shaped fixing rod 3. The lower U-shaped rod 22 is hinged with a hydraulic rod 29, a rod sleeve of the hydraulic rod 29 is hinged with the lower U-shaped rod 22, and the upper end of a piston rod of the hydraulic rod 29 is hinged with the upper U-shaped rod 23.

In this embodiment, the left side of the H-shaped fixing rod 3 is hinged with a left handrail plate mounting rod 12, the upper side of the left handrail plate mounting rod 12 is fixedly mounted with a left handrail plate 13, the front end of the left handrail plate mounting rod 12 is provided with an insertion hole 28, and the lower side of the left handrail plate mounting rod 12 is connected with a jackscrew 16 through a thread. A left support rod 14 is hinged to the mounting frame 2 of the seat cushion 11, and one end, far away from the mounting frame 2 of the seat cushion 11, of the left support rod 14 is hinged to the left handrail plate mounting rod 12. The right side of the H-shaped fixed rod 3 is hinged with a right handrail plate mounting rod 19, the upper side of the right handrail plate mounting rod 19 is fixedly provided with a right handrail plate 20, the front end of the right handrail plate mounting rod 19 is provided with an insertion hole 28, and the lower side of the right handrail plate mounting rod 19 is in threaded connection with a jackscrew 16. The cushion 11 mounting bracket 2 is articulated with a right support rod 21, and one end of the right support rod 21 far away from the cushion 11 mounting bracket 2 is articulated with a right handrail plate mounting rod 19.

In this embodiment, the front end of the right grab rail mounting rod 19 is provided with a controller assembly, the controller assembly comprises a controller 17 and a fixing plate 18 fixedly connected to the lower end of the controller 17, and the rear side surface of the fixing plate 18 is provided with an insertion rod matched with the insertion hole 28. The sealing cover 15 is inserted into the end of the insertion hole 28 at the front section of the left grab rail mounting rod 12, and after the sealing cover 15 is pulled out, the controller assembly can be installed in the insertion hole 28 of the left grab rail mounting rod 12.

When the electric wheelchair of the utility model is used, the user who is used to the right hand can control the electric wheelchair through the controller 17 fixed at the front end of the right handrail mounting rod. To the user of the habit of using the left hand, pull down sealed lid 15 of left handrail installation pole front end earlier, then loosen jackscrew 16 of right handrail installation pole downside, take off controller 17 from right handrail installation pole to with controller 17 cartridge in the jack 28 of left handrail installation pole, and fixed through jackscrew 16, then with sealed lid 15 install in the jack 28 on right handrail installation pole, the user of the habit of using the left hand can be through installing the controller 17 operation on left handrail installation pole the utility model discloses an electric wheelchair. In addition, for users with different heights, the installation positions of the controller 17 on the left handrail installation rod and the right handrail installation rod can be adjusted through the jackscrews 16, so that the users with different heights can find the proper operation positions. Compared with the prior art, the utility model discloses an electronic wheelchair can be adjusted as required and fall controller 17 and install on left handrail installation pole and right handrail installation pole to can adjust the mounted position of left handrail installation pole and right handrail installation pole, operate simpler, it is more convenient to use, and user experience is better.

In the electric wheelchair of the present invention, the backrest 10 can be rotated, and the user can find a suitable angle as required, which helps to enhance the comfort of the electric wheelchair of the present invention.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. An electric wheelchair is characterized by comprising a frame, wheels are installed on the left side and the right side of the rear end of the frame, guide wheels are rotatably assembled on the left side and the right side of the front end of the frame, a cushion is fixedly installed at the upper end of the frame, a backrest support is hinged to the rear end of the frame, a hydraulic rod for driving the backrest support to rotate is hinged to the frame, a right handrail plate installation rod is hinged to the right side face of the backrest support, a right support rod is hinged to the right side face of the frame, the upper end of the right support rod is hinged to the right handrail installation rod, a left handrail plate installation rod is hinged to the left side face of the backrest support, a left support rod is hinged to the left side face of the frame, the upper end of the left support rod is hinged to the left handrail installation rod, the front ends of the right handrail installation rod and the left handrail installation rod are respectively provided with insertion holes, and the lower ends of the right handrail installation rod and the left handrail installation rod are respectively provided with jackscrews, the electric wheelchair further comprises a controller assembly arranged at the front end of the right handrail mounting rod, the controller assembly comprises a controller and a fixing plate fixedly connected to the lower end of the controller, and an inserting rod matched with the inserting hole is arranged on one side of the fixing plate.

2. The electrically powered wheelchair as claimed in claim 1, wherein a sealing cover is provided on the insertion hole of the left armrest mounting rod.

3. The electric wheelchair as claimed in claim 1, wherein the frame comprises a support, a cushion mounting frame and an H-shaped fixing rod, the cushion mounting frame is fixedly connected with the outer wall of the upper side of the H-shaped fixing rod, the horizontal rod of the H-shaped fixing rod is fixedly connected with the support through an inverted U-shaped rod, the horizontal rod of the inverted U-shaped rod is fixedly connected with the horizontal rod of the H-shaped fixing rod, and the outer wall of the vertical rod of the inverted U-shaped rod is fixedly connected with the support.

4. The electric wheelchair as claimed in claim 3, wherein the backrest frame is of an inverted U shape, both ends of the lower side of the backrest frame are respectively hinged to the upper ends of the H-shaped fixing rods, the rear side of the backrest frame is fixedly connected with an upper U-shaped rod, the rear side of the H-shaped fixing rods is fixedly connected with a lower U-shaped rod, the rod sleeve of the hydraulic rod is hinged to the lower U-shaped rod, and the piston rod of the hydraulic rod is hinged to the upper U-shaped rod.

5. The electric wheelchair as claimed in claim 3, wherein a battery box is connected to the lower ends of the vertical rods of the inverted U-shaped rods, a wheel-side motor is mounted at the rear end of the battery box, and the wheel is mounted at the end of the output shaft of the wheel-side motor.

6. The electrically propelled wheelchair as claimed in claim 5, wherein the front end of the battery compartment is fixedly connected to the cushion mounting bracket, the lower end of the battery compartment is connected to a guide wheel mounting bracket, and the guide wheel mounting bracket is connected to the support.

7. The electric wheelchair as claimed in claim 3, wherein a foot pedal is hinged to a lower side of a front end of the frame, a storage box is fixedly connected to the front end of the frame, and a control box is mounted on the frame and located behind the storage box.