CN210872556U - Multifunctional wheelchair - Google Patents
Multifunctional wheelchair Download PDFInfo
- Publication number
- CN210872556U CN210872556U CN201921620907.2U CN201921620907U CN210872556U CN 210872556 U CN210872556 U CN 210872556U CN 201921620907 U CN201921620907 U CN 201921620907U CN 210872556 U CN210872556 U CN 210872556U
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- China
- Prior art keywords
- fixedly connected
- plate
- tent
- bottom plate
- seat
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Abstract
A multifunctional wheelchair comprises a bottom plate, wherein shock absorbers are arranged at the left end and the right end of the front side of the surface of the lower end of the bottom plate; the upper end of the bottom plate is provided with a liftable seat plate; the left side and the right side of the rear end of the surface of the upper end of the seat plate are fixedly connected with a retractor, and the upper end of the retractor is provided with an angle-adjustable backup plate; the front and rear ends and the left and right sides of the upper end surface of the bottom plate are fixedly connected with a front supporting plate and a rear supporting plate, the upper end of the outer side surface of the rear supporting plate is hinged with a tent chassis, the center of the outer end surface of the tent chassis is fixedly connected with a tent rear supporting rod, and the left and right sides of the bottom end of the tent rear supporting rod are hinged with a foldable or unfoldable tent front supporting rod; can adjust suitable seat height according to individual's condition, the arm-chair angle of seat rear end is also adjustable, adjusts the angle that is fit for oneself according to the custom of oneself, in addition shock-absorbing function, rain-proof sun-proof tent.
Description
Technical Field
The utility model relates to the field of medical equipment, especially, relate to a multifunctional wheelchair.
Background
People who often see some people who lose walking ability in daily life need a wheelchair, and the wheelchair is the essential walking tool for disabled people and weak old people, but the existing wheelchair has single function, cannot shade sun and rain, has no way to adjust the angle of the backrest suitable for the wheelchair, and even has a plurality of wheelchairs which cannot adjust the height and do not have the shock absorption function.
SUMMERY OF THE UTILITY MODEL
The utility model discloses not enough to prior art provides a multifunctional wheelchair, can provide the height that adjusts the seat according to individual's condition, but also can adjust the back angle that is fit for oneself, can also shelter from sunshine and rainwater and not letting the user be guild, and convenience simple to use, the function is various, has solved the problem mentioned in the above-mentioned background effectively.
In order to solve the above problems, the utility model adopts the following technical proposal:
a multifunctional wheelchair comprises a bottom plate, wherein shock absorbers are arranged at the left end and the right end of the front side of the surface of the lower end of the bottom plate; the upper end of the bottom plate is provided with a liftable seat plate; the left side and the right side of the rear end of the surface of the upper end of the seat plate are fixedly connected with a retractor, and the upper end of the retractor is provided with an angle-adjustable backup plate; supporting plate and back supporting plate before bottom plate upper end surface front and back both ends left and right sides fixedly connected with, back supporting plate outside surface upper end articulates there is the tent chassis, bracing piece behind the fixedly connected with tent of tent chassis outer end surface center department, the bracing piece bottom left and right sides articulates there is collapsible or the tent front stay that expands behind the tent.
Preferably, the center of the front end and the center of the rear end of the upper surface of the bottom plate are respectively and fixedly connected with two bearing seats, a worm is respectively and rotatably connected between two adjacent bearing seats, a connecting shaft is coaxially and fixedly connected between the two worms, a worm wheel is hinged above the worm, a driving shaft is fixedly connected at the center of the worm wheel, driving connecting rods are fixedly connected at two ends of the driving shaft, the outer lower ends of the driving connecting rods are respectively hinged on the inner side surfaces of the lower ends of the front supporting plate and the rear supporting plate, driven connecting rods are hinged at the upper ends of the driving connecting rods, supporting rods are rotatably connected at the hinged positions of the; both sides fixedly connected with handrail about the seat upper end surface, the slider is installed to both ends surface front and back side about the seat, and the spout has been seted up to the backup pad inside surface behind the preceding backup pad that the slider corresponds the department.
Preferably, through holes are formed in the inner side surfaces of the two retractors, a support shaft is rotatably connected to the inner wall of each through hole, and the upper end of the surface of the support shaft is fixedly connected to the bottom end of the backup plate; the rectangular channel has been seted up to the coiler inside, both ends difference fixedly connected with ratchet about the back shaft, the meshing has the pawl in the ratchet upper end, pawl surface downside fixedly connected with extension spring, extension spring other end fixed connection is in coiler inner wall upper end surface, the rectangle through-hole has been seted up to the coiler upper end surface, pawl center department articulates at rectangle through-hole inner wall, both ends surface center department fixedly connected with spool about the back shaft, spool surface fixed connection has the wind spring, wind spring lower extreme fixed connection is in the inner bottom of coiler.
Preferably, both ends surface difference fixedly connected with curb plate about the bottom plate, bumper shock absorber lower extreme fixed surface is connected with the service universal wheel of stopping, about the equal fixedly connected with damper pin in both ends about bottom plate lower extreme surface front side, damper pin bottom fixed surface is connected with the spring, the inside cylinder groove that is equipped with of bumper shock absorber, spring lower extreme fixed connection is in cylinder tank bottom portion.
The utility model discloses novel structure, think about ingenious, easy operation is convenient, compares with prior art and has following advantage:
the utility model provides a multi-functional wheelchair can provide the condition to every user different, adjusts and is fit for oneself seat height, because go out the weather condition of the difficult prediction outside of door when outside, needs a tent to come for the user sunshade rain this moment, meets ground unevenness's condition very easily when the walking, and shock-absorbing function can let the user more comfortable this moment, but seat rear end angle regulation's backup plate in addition lets the user lean on more comfortable.
Drawings
Fig. 1 is a schematic view of the overall structure of a multifunctional wheelchair of the present invention.
Fig. 2 is a schematic view showing the unfolding of the tent of the multifunctional wheelchair of the present invention.
Fig. 3 is a schematic structural view of a seat plate of the multifunctional wheelchair of the present invention.
Fig. 4 is a schematic view of the lifting structure of the multifunctional wheelchair of the present invention.
Fig. 5 is a schematic structural view of a retractor of a multifunctional wheelchair of the present invention.
Fig. 6 is a front sectional view of a retractor of a multifunctional wheelchair according to the present invention.
Fig. 7 is a front view of the retractor of the multifunctional wheelchair.
Fig. 8 is a front sectional view of the damper of the multifunctional wheelchair of the present invention.
Fig. 9 is a perspective sectional view of the damper of the multifunctional wheelchair of the present invention.
Reference numbers in the figures: 1-shock absorber, 2-bottom plate, 3-front support plate, 4-side plate, 5-armrest, 7-tent front support rod, 8-tent rear support rod, 9-retractor, 11-foot brake universal wheel, 12-tent chassis, 13-seat plate, 14-rear support plate, 18-handle, 19-worm, 20-worm wheel, 21-driving shaft, 22-driving connecting rod, 23-driven connecting rod, 24-support rod, 25-bearing seat, 26-support shaft, 27-coil spring, 28-scroll, 29-pawl, 30-tension spring, 31-ratchet wheel, 32-spring, 33-shock absorption pin, 34-connecting shaft and 35-backup plate.
Detailed Description
The following are specific embodiments of the present invention, and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1-9, the utility model provides a multifunctional wheelchair, which comprises a bottom plate 2, wherein shock absorbers 1 are arranged at the left and right ends of the front side of the lower end surface of the bottom plate 2; a liftable seat plate 13 is arranged at the upper end of the bottom plate 2; the left side and the right side of the rear end of the upper end surface of the seat plate 13 are fixedly connected with a retractor 9, and the upper end of the retractor 9 is provided with an angle-adjustable backup plate 35; supporting plate 3 and back supporting plate 14 before back both ends left and right sides fixedly connected with in the front of bottom plate 2 upper end surface, back supporting plate 14 outside surface upper end articulates there is tent chassis 12, and bracing piece 8 behind 12 outer end surface centers fixedly connected with tents of tent chassis department, 8 bottom left and right sides hinges have collapsible or the tent front stay 7 that expandes behind the tent.
The front end and the rear end of the upper surface of the bottom plate 2 are respectively and fixedly connected with two bearing seats 25 at the center, a worm 19 is respectively and rotatably connected between two adjacent bearing seats 25, a connecting shaft 34 is coaxially and fixedly connected between the two worms 19, worm wheels 20 are respectively hinged above the worms 19, driving shafts 21 are respectively and fixedly connected at the centers of the worm wheels 20, driving connecting rods 22 are respectively and fixedly connected at the two ends of the driving shafts 21, the outer lower ends of the driving connecting rods 22 are respectively hinged on the inner side surfaces of the lower ends of the front supporting plate 3 and the rear supporting plate 14, driven connecting rods 23 are respectively hinged at the upper ends of the driving connecting rods 22, supporting rods 24 are rotatably connected at the hinged positions of the inner; both sides fixedly connected with handrail 5 about the seat 13 upper end surface, both ends surface front and back side are installed the slider about seat 13, and the spout has been seted up to the preceding backup pad 3 rear support plate 14 inboard surface that the slider corresponds the department.
Foot placing plates are fixedly connected to the left side and the right side of the front end of the upper surface of the bottom plate 2, a front support rod 24 can be pulled down to the upper end of the foot placing plate to enable a user to prevent the user from being exposed to the sun or being drenched by rain at the lower end of the tent, the front support rod 24 can be randomly stopped at any position at the upper end of the foot placing plate to adjust the opening degree of the whole tent, the tent is more convenient for the user to use, the tent is made of transparent plastic cloth and can prevent rain and sun and block sight in the using process, a bearing seat 25 is used for fixing a worm 19, a connecting shaft 34 enables the two worms 19 to simultaneously rotate, the two worms 19 are respectively provided with threads with opposite directions and equal sizes, the rotating directions of the two worm wheels 20 are opposite, so that the moving directions of the front and rear pairs of driving connecting rods 22 are opposite, the support rod 24 is used for limiting, the two worm gears 20 rotate reversely, the two driving shafts 21 drive the driving connecting rods 22 respectively, the angles of the driving connecting rods 22 change, and the driven connecting rods 23 also change accordingly, so that the seat 12 rises or falls, and the worm gears 20 and the worm 19 have a self-locking function, so that the seat 12 is not required to be unstable in height, and the sliding blocks and the sliding rails on the seat 12 limit the seat 12 to move in other ways, and only can move up and down.
The inner side surfaces of the two retractors 9 are provided with through holes, the inner walls of the through holes are rotatably connected with support shafts 26, and the upper ends of the surfaces of the support shafts 26 are fixedly connected to the bottom ends of the backup plates 35; the rectangular groove is formed in the retractor 9, the left end and the right end of the support shaft 26 are fixedly connected with the ratchet wheel 31 respectively, the upper end of the ratchet wheel 31 is meshed with the pawl 29, the lower side of the surface of the pawl 29 is fixedly connected with the tension spring 30, the other end of the tension spring 30 is fixedly connected to the upper end surface of the inner wall of the retractor 9, the upper end surface of the retractor 9 is provided with a rectangular through hole, the center of the pawl 29 is hinged to the inner wall of the rectangular through hole, the centers of the surfaces of the left end and the right end of the support shaft 26 are fixedly connected with.
When the angle of the backup plate 35 needs to be adjusted, the pawls 29 on the two sides are pressed, the backup plate 35 moves and is adjusted properly, the pawls 29 are released, the ratchet wheel 31 of the pawls 29 is meshed, movement cannot be generated, the backup plate 35 is fixed, and when the backup plate 35 needs to return to the original position, the pawls 29 on the two sides are only pressed, and the coil spring 27 exerts force to return to the original position; the installation directions of the ratchet wheels 31 in the two retractors 9 are opposite, the pawl 29 of the ratchet wheels 31 belongs to a one-way self-locking function, and the backup plate 35 can move in two directions, so that the two ratchet wheels 31 and the pawl 29 are opposite in installation direction to realize a two-way self-locking function, the structure is simple and easy to operate, the space is saved, the supporting shaft 26 is used for supporting the backup plate 35 to facilitate the rotation of the backup plate 35, and the tension spring 30 is used for enabling the pawl 29 to return and enabling the ratchet wheels 31 and the pawl 29 to be meshed more tightly.
Both ends surface difference fixedly connected with curb plate 4 about bottom plate 2, 1 lower extreme fixed surface of bumper shock absorber is connected with service universal wheel 11, and the equal fixedly connected with damper pin 33 in both ends about 2 lower extreme surface front sides of bottom plate, damper pin 33 bottom fixed surface are connected with spring 32, and 1 inside cylindrical groove that is equipped with of bumper shock absorber, spring 32 lower extreme fixed connection are in cylindrical groove bottom.
The shock absorption pin 33 can slide up and down on the inner wall of the shock absorber 1, and when the ground is uneven, the spring 32 at the bottom end of the shock absorption pin 33 can play a role in buffering, so that the shock absorption effect is achieved.
The utility model discloses when using, adjust seat 12 height according to personal conditions, turning handle 18 adjusts, when the user sat up, presses the pawl 29 on seat 12 both sides, adjusts backup plate 35's angle, then two feet can be put on putting the sole, when meetting rainy day, bracing piece 7 before the tent of pulldown, pull to square sole position, protection user that can be comprehensive does not let the user drench rain, also can shelter from the sun.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or scope of the invention as defined in the appended claims.
Claims (4)
1. A multi-functional wheelchair comprising a base plate (2), characterized in that: the left end and the right end of the front side of the lower end surface of the bottom plate (2) are provided with shock absorbers (1); the upper end of the bottom plate (2) is provided with a liftable seat plate (13); the left side and the right side of the rear end of the upper end surface of the seat plate (13) are fixedly connected with a retractor (9), and the upper end of the retractor (9) is provided with a backup plate (35) with an adjustable angle; the front supporting plate (3) and the rear supporting plate (14) are fixedly connected to the left side and the right side of the front end and the rear end of the upper surface of the bottom plate (2), a tent chassis (12) is hinged to the upper end of the outer side surface of the rear supporting plate (14), a tent rear supporting rod (8) is fixedly connected to the center of the outer end surface of the tent chassis (12), and a foldable or unfolded tent front supporting rod (7) is hinged to the left side and the right side of the bottom end of the tent rear supporting rod (8.
2. The multi-function wheelchair of claim 1, further comprising: the front end and the rear end of the upper end surface of the bottom plate (2) are respectively and fixedly connected with two bearing seats (25) at the center, a worm (19) is respectively and rotatably connected between the two adjacent bearing seats (25), a connecting shaft (34) is coaxially and fixedly connected between the two worms (19), a worm wheel (20) is hinged above each worm (19), a driving shaft (21) is respectively and fixedly connected at the center of each worm wheel (20), driving connecting rods (22) are respectively and fixedly connected at the two ends of each driving shaft (21), the lower outer ends of the driving connecting rods (22) are respectively hinged on the inner side surfaces of the lower ends of the front supporting plate (3) and the rear supporting plate (14), driven connecting rods (23) are respectively hinged at the upper ends of the driving connecting rods (22), supporting rods (24) are rotatably connected at the hinged positions of the lower inner; both sides fixedly connected with handrail (5) about seat (13) upper end surface, both ends surface front and back side are installed the slider about seat (13), and the spout has been seted up to preceding backup pad (3) rear support board (14) inboard surface that the slider corresponds the department.
3. The multi-function wheelchair of claim 1, further comprising: the inner side surfaces of the two retractors (9) are provided with through holes, the inner walls of the through holes are rotatably connected with support shafts (26), and the upper ends of the surfaces of the support shafts (26) are fixedly connected to the bottom ends of the backup plates (35); coiler (9) inside rectangular channel has been seted up, both ends difference fixedly connected with ratchet (31) about back shaft (26), ratchet (31) upper end meshing has pawl (29), pawl (29) surperficial downside fixedly connected with extension spring (30), extension spring (30) hold fixed connection in coiler (9) inner wall upper end surface in addition, coiler (9) upper end surface has seted up the rectangle through-hole, pawl (29) center department articulates at the rectangle through-hole inner wall, both ends surface center department fixedly connected with spool (28) about back shaft (26), spool (28) surface fixed connection has coil spring (27), coil spring (27) lower extreme fixed connection is in coiler (9) inner bottom.
4. The multi-function wheelchair of claim 1, further comprising: both ends surface difference fixedly connected with curb plate (4) about bottom plate (2), bumper shock absorber (1) lower extreme fixed surface is connected with service brake universal wheel (11), and bottom plate (2) lower extreme surface front side is controlled the equal fixedly connected with damper pin in both ends (33), and damper pin (33) bottom fixed surface is connected with spring (32), and bumper shock absorber (1) inside is equipped with the cylinder groove, and spring (32) lower extreme fixed connection is in the cylinder groove bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921620907.2U CN210872556U (en) | 2019-09-26 | 2019-09-26 | Multifunctional wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921620907.2U CN210872556U (en) | 2019-09-26 | 2019-09-26 | Multifunctional wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210872556U true CN210872556U (en) | 2020-06-30 |
Family
ID=71330326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921620907.2U Expired - Fee Related CN210872556U (en) | 2019-09-26 | 2019-09-26 | Multifunctional wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210872556U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113576779A (en) * | 2020-11-28 | 2021-11-02 | 杜志强 | Multifunctional manual wheelchair with high comfort |
-
2019
- 2019-09-26 CN CN201921620907.2U patent/CN210872556U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113576779A (en) * | 2020-11-28 | 2021-11-02 | 杜志强 | Multifunctional manual wheelchair with high comfort |
| CN113576779B (en) * | 2020-11-28 | 2023-10-27 | 杜志强 | Multifunctional manual wheelchair with high comfort |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200630 Termination date: 20210926 |