CN211610411U - Wheelchair based on old people - Google Patents
Wheelchair based on old people Download PDFInfo
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- CN211610411U CN211610411U CN202020058269.6U CN202020058269U CN211610411U CN 211610411 U CN211610411 U CN 211610411U CN 202020058269 U CN202020058269 U CN 202020058269U CN 211610411 U CN211610411 U CN 211610411U
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- wheelchair
- crawler
- wheelchair body
- lifting supporting
- fixedly connected
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Abstract
The utility model relates to a wheelchair equipment technical field, more specifically say, relate to a wheelchair based on old person, include: the wheelchair comprises a wheelchair body, a crawler traveling mechanism, a wheel type traveling mechanism, a traveling mode adjusting mechanism and a pushing handle frame; the rear end of the wheelchair body is fixedly connected with a hand pushing frame; the left side and the right side of the bottom end of the wheelchair body are respectively provided with a crawler belt walking mechanism; the wheel type travelling mechanism comprises a central screw, a driven bevel gear, a limiting nut, a lifting supporting plate, an L-shaped lifting supporting leg and a universal wheel; the top end of the central screw rod is rotatably connected to the middle of the inner side of the wheelchair body through a bearing with a seat; the upper end of the central screw is fixedly connected with a driven bevel gear, the lower end of the central screw is matched with a limit nut through threads, and the middle part of the central screw is connected with a lifting supporting plate through threads; the utility model discloses can adjust the walking mode for track running gear, be convenient for scramble stair or the uphill road surface of concave unevenness, stability is good.
Description
Technical Field
The utility model relates to a wheelchair equipment technical field, more specifically say, relate to a wheelchair based on old person.
Background
Everyone can step into the elderly with the age, especially in China with billions of people, and the proportion of the elderly is quite large. Most old people can't rely on oneself to walk, this just needs to utilize the wheelchair, the wheelchair is the instrument of riding instead of walk of the disabled person of limbs wounded and the inconvenient personage of action, in the current life, although hot elevator has been installed to most resident's building, but the platform is slowed down to the ladder still has between a building and elevator, because the gyro wheel is adopted to present wheelchair majority to support the walking, can't slow the platform through the ladder, this just need have nursing staff to support or hold the old man on the back outside the platform is slowed down to the ladder from top to bottom, still need other people to lift the wheelchair and remove, and the weight of wheelchair is great, it is very inconvenient to move its upper and lower step.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a wheelchair based on the old people, which can effectively solve the problems in the prior art; the utility model can be adjusted to the walking mode of the crawler walking mechanism, is convenient for climbing stairs or climbing the uphill road with uneven concave ground, and has good stability; the walking mode of the wheel type walking mechanism can be adjusted, so that the walking speed of the flat pavement is improved, and the walking thrust is reduced.
To achieve the above objects, the present application provides a wheelchair based on an old person, comprising: the wheelchair comprises a wheelchair body, a crawler traveling mechanism, a wheel type traveling mechanism, a traveling mode adjusting mechanism and a pushing handle frame; the rear end of the wheelchair body is fixedly connected with a hand pushing frame; the left side and the right side of the bottom end of the wheelchair body are respectively provided with a crawler belt walking mechanism;
the wheel type travelling mechanism comprises a central screw, a driven bevel gear, a limiting nut, a lifting supporting plate, an L-shaped lifting supporting leg and a universal wheel; the top end of the central screw rod is rotatably connected to the middle of the inner side of the wheelchair body through a bearing with a seat; the upper end of the central screw is fixedly connected with a driven bevel gear, the lower end of the central screw is matched with a limit nut through threads, and the middle part of the central screw is connected with a lifting supporting plate through threads; the lifting supporting plate is in sliding fit with the middle of the inner side of the wheelchair body; the four corners of the lifting supporting plate are respectively fixedly connected with cross rods of L-shaped lifting supporting legs, the cross rods of the four L-shaped lifting supporting legs are respectively matched in four longitudinal slideways at two ends of the wheelchair body in a sliding manner, and the lower ends of vertical rods of the four L-shaped lifting supporting legs are respectively connected with a universal wheel in a rotating manner;
the walking mode adjusting mechanism comprises an adjusting turntable, an adjusting screw rod, a screw rod seat and a driving bevel gear; the adjusting turntable and the driving bevel gear are respectively fixed at the rear end and the front end of the adjusting screw rod; the driving bevel gear is in meshed transmission connection with the driven bevel gear; two ends of the adjusting screw are respectively connected to a screw seat in a rotating manner, and the two screw seats are fixed on the wheelchair body.
The crawler traveling mechanism comprises a crawler body, crawler wheels and a wheel shaft; the crawler wheels are arranged in a plurality of front and back, the plurality of crawler wheels are respectively connected to the wheelchair body through a wheel shaft in a rotating mode, and the plurality of crawler wheels are in transmission connection through the crawler body.
The handle pushing frame comprises a side frame, a handle pushing rod and a clothes hanging rod; the rear end of the wheelchair body is fixedly connected with the left side frame and the right side frame, and the upper ends of the two side frames are fixedly connected through a push handle rod; an upper clothes rail and a lower clothes rail are fixedly connected between the two side frames.
The front end of the top surface of the wheelchair body is rotatably connected with a turnover seat plate; the rear end of the turnover seat plate is fixedly connected with a seat back; the left end and the right end of the top surface of the wheelchair body are respectively provided with an armrest frame.
The rear end of the turnover seat plate is fixedly connected with a push-pull shaft; two ends of the push-pull shaft are respectively and rotatably connected with one end of one push-pull bracket, and the other ends of the two push-pull brackets are respectively and rotatably connected with two ends of the horizontal sliding frame; the horizontal sliding frame is in sliding fit with the front and rear slideways of the wheelchair body; the middle part of the horizontal sliding frame is matched on the adjusting screw rod through threads; the horizontal sliding frame is positioned between the two screw rod seats.
The top surface of the turnover seat board and the inner side surface of the chair back are all connected with memory cotton pads in an adhering mode.
The utility model has the advantages that:
the wheelchair based on the old people provided by the utility model is internally provided with the walking mode adjusting mechanism which can be adjusted into the walking mode of the crawler walking mechanism, is convenient for climbing stairs or climbing roads with uneven concave ground, and has good stability; the walking mode of the wheel type walking mechanism can be adjusted, so that the walking speed of the flat pavement is improved, and the walking consumed thrust is reduced; when the walking mode of the crawler belt walking mechanism is adjusted, the walking mode adjusting mechanism can synchronously drive the turnover seat plate and the chair back to turn forwards appropriately, so that a rider is more comfortable when climbing up steps; consider the utility model discloses a wheelchair is manual wheelchair, and inside does not set up walking locking mechanical system, for guaranteeing the person's of taking safety, the utility model discloses after adjusting the walking mode for crawler travel mechanism, be not suitable for the person of taking to use when going down stairs or the downhill path the utility model discloses use.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention or the related art, the drawings required to be used in the description of the embodiments or the related art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a first overall schematic diagram provided in an embodiment of the present invention;
fig. 2 is a second overall schematic diagram provided in the embodiment of the present invention;
FIG. 3 is a first schematic view of a wheelchair body according to an embodiment of the present invention;
fig. 4 is a second schematic view of a wheelchair body according to an embodiment of the present invention;
fig. 5 is a schematic view of a crawler travel mechanism according to an embodiment of the present invention;
fig. 6 is a schematic view of a wheel type traveling mechanism according to an embodiment of the present invention;
fig. 7 is a schematic view of a walking mode adjusting mechanism according to an embodiment of the present invention;
fig. 8 is a schematic view of a pushing handle frame according to an embodiment of the present invention.
Icon: a wheelchair body 1; a turning seat plate 101; a chair back 102; an armrest frame 103; a push-pull shaft 104; a push-pull bracket 105; a horizontal sliding frame 106; a crawler belt traveling mechanism 2; a track body 201; a track wheel 202; an axle 203; a wheel type traveling mechanism 3; a central screw 301; a passive bevel gear 302; a limit nut 303; a lifting pallet 304; an L-shaped lifting leg 305; a universal wheel 306; a traveling mode adjusting mechanism 4; an adjustment dial 401; an adjusting screw 402; a screw seat 403; a drive bevel gear 404; a handle frame 5; a side frame 501; a handle bar 502; a clothes rail 503.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly disposed on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, refer to an orientation or positional relationship illustrated in the drawings for convenience in describing the present application and to simplify description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, the meaning of a plurality of or a plurality of is two or more unless specifically limited otherwise.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for understanding and reading the contents disclosed in the specification, and are not used for limiting the conditions that the present application can implement, so the present invention has no technical significance, and any structural modification, ratio relationship change or size adjustment should still fall within the scope of the technical content disclosed in the present application without affecting the efficacy and the achievable purpose of the present application. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present application, and changes or modifications in the relative relationship may be made without substantial technical changes.
The present invention will be described in further detail with reference to the accompanying fig. 1-8.
The first embodiment is as follows:
as shown in fig. 1 to 8, an elderly-based wheelchair includes: the wheelchair comprises a wheelchair body 1, a crawler traveling mechanism 2, a wheel type traveling mechanism 3, a traveling mode adjusting mechanism 4 and a pushing handle frame 5; the rear end of the wheelchair body 1 is fixedly connected with a hand pushing frame 5; the left side and the right side of the bottom end of the wheelchair body 1 are respectively provided with a crawler belt walking mechanism 2; the wheelchair based on the old people provided by the utility model is internally provided with the walking mode adjusting mechanism 4 which can be adjusted into the walking mode of the crawler walking mechanism 2, is convenient for climbing stairs or climbing road with uneven concave ground, and has good stability; the walking mode of the wheel type walking mechanism 3 can be adjusted, so that the walking speed of the flat pavement is improved, and the walking consumed thrust is reduced;
the wheel type travelling mechanism 3 comprises a central screw 301, a driven bevel gear 302, a limit nut 303, a lifting supporting plate 304, an L-shaped lifting supporting leg 305 and a universal wheel 306; the top end of the central screw 301 is rotatably connected to the middle of the inner side of the wheelchair body 1 through a bearing with a seat; the upper end of the central screw 301 is fixedly connected with a driven bevel gear 302, the lower end of the central screw 301 is in threaded fit with a limit nut 303, and the middle part of the central screw 301 is connected with a lifting support plate 304 through threads; the lifting supporting plate 304 is in sliding fit with the middle of the inner side of the wheelchair body 1; the four corners of the lifting supporting plate 304 are respectively fixedly connected with cross bars of an L-shaped lifting supporting leg 305, the cross bars of the four L-shaped lifting supporting legs 305 are respectively matched in four longitudinal slideways at two ends of the wheelchair body 1 in a sliding manner, and the lower ends of vertical bars of the four L-shaped lifting supporting legs 305 are respectively connected with a universal wheel 306 in a rotating manner;
the walking mode adjusting mechanism 4 comprises an adjusting turntable 401, an adjusting screw 402, a screw seat 403 and a drive bevel gear 404; the adjusting turntable 401 and the drive bevel gear 404 are respectively fixed at the rear end and the front end of the adjusting screw 402; the driving bevel gear 404 is in meshing transmission connection with the driven bevel gear 302; two ends of the adjusting screw 402 are respectively connected to a screw seat 403 in a rotating manner, and the two screw seats 403 are both fixed on the wheelchair body 1. It can drive adjusting screw 402 and rotate to rotate regulation carousel 401, and adjusting screw 402 rotates and drives initiative bevel gear 404 and rotate, and initiative bevel gear 404 rotates and drives driven bevel gear 302 and rotate, and driven bevel gear 302 rotates and drives central screw 301 and rotate, can drive L shape lifting leg 305 and universal wheel 306 up-and-down motion through lifting support plate 304 when central screw 301 rotates, and will when universal wheel 306 moves to contact with ground the utility model discloses a whole rises, crawler travel mechanism 2 breaks away from ground this moment, adjusts the walking mode for wheeled running gear 3, otherwise, then adjusts the climbing walking mode for crawler travel mechanism 2 when crawler travel mechanism 2 contacts with ground.
The second embodiment is as follows:
as shown in fig. 1 to 8, the crawler travel mechanism 2 includes a crawler belt body 201, crawler wheels 202, and an axle 203; the crawler wheels 202 are arranged in a plurality of front and back directions, the plurality of crawler wheels 202 are respectively connected to the wheelchair body 1 through one wheel shaft 203 in a rotating mode, and the plurality of crawler wheels 202 are in transmission connection through the crawler body 201.
The third concrete implementation mode:
as shown in fig. 1-8, the handle bar 5 comprises a side frame 501, a handle bar 502 and a clothes rail 503; the rear end of the wheelchair body 1 is fixedly connected with a left side frame 501 and a right side frame 501, and the upper ends of the two side frames 501 are fixedly connected through a push rod 502; an upper clothes rail 503 and a lower clothes rail 503 are fixedly connected between the two side frames 501. The clothes rail 503 may be used to hang outing clothes or small items.
The fourth concrete implementation mode:
as shown in fig. 1-8, the front end of the top surface of the wheelchair body 1 is rotatably connected with a turnover seat plate 101; the rear end of the turnover seat plate 101 is fixedly connected with a seat back 102; the left end and the right end of the top surface of the wheelchair body 1 are respectively provided with an armrest frame 103.
The rear end of the turnover seat plate 101 is fixedly connected with a push-pull shaft 104; two ends of the push-pull shaft 104 are respectively and rotatably connected with one end of a push-pull bracket 105, and the other ends of the two push-pull brackets 105 are respectively and rotatably connected with two ends of a horizontal sliding frame 106; the horizontal sliding frame 106 is in sliding fit with the front and rear slideways of the wheelchair body 1; the middle part of the horizontal sliding frame 106 is matched on the adjusting screw rod 402 through threads; the horizontal sliding frame 106 is located between two screw seats 403. When the crawler belt walking mechanism 2 is adjusted, the walking mode adjusting mechanism 4 can synchronously drive the turnover seat board 101 and the chair back 102 to turn forwards appropriately, so that a rider is more comfortable when climbing up steps; considering that the wheelchair of the utility model is a manual wheelchair, the inside of the wheelchair is not provided with a walking locking mechanism, and in order to ensure the safety of the rider, the utility model is not suitable for the rider to take the wheelchair when going down stairs or going downhill after being adjusted to the walking mode of the crawler walking mechanism; the adjusting screw 402 can drive the horizontal sliding frame 106 to slide in the front and rear slideways of the wheelchair body 1 when rotating, the push-pull shaft 104 can be pushed and pulled by the two push-pull brackets 105 when the horizontal sliding frame 106 slides, and the push-pull shaft 104 drives the turnover seat plate 101 to turn over and adjust.
The top surface of the turnover seat plate 101 and the inner side surface of the chair back 102 are both connected with memory cotton pads in an adhering way.
The principle is as follows: the wheelchair based on the old people provided by the utility model is internally provided with the walking mode adjusting mechanism 4 which can be adjusted into the walking mode of the crawler walking mechanism 2, is convenient for climbing stairs or climbing road with uneven concave ground, and has good stability; the walking mode of the wheel type walking mechanism 3 can be adjusted, so that the walking speed of the flat pavement is improved, and the walking consumed thrust is reduced; when the crawler belt walking mechanism 2 is adjusted, the walking mode adjusting mechanism 4 can synchronously drive the turnover seat board 101 and the chair back 102 to turn forwards appropriately, so that a rider is more comfortable when climbing up steps; consider the utility model discloses a wheelchair is manual wheelchair, and inside does not set up walking locking mechanical system, for guaranteeing the person's of taking safety, the utility model discloses after adjusting the walking mode for track running gear 2, be not suitable for the person of taking to use when going down stairs or the downhill path the utility model discloses use.
The embodiments are described in a progressive manner in the specification, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.
It is further noted that, in the present specification, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Claims (6)
1. A wheelchair based on an elderly person, comprising: the wheelchair comprises a wheelchair body (1), a crawler traveling mechanism (2), a wheel type traveling mechanism (3), a traveling mode adjusting mechanism (4) and a hand pushing frame (5); the rear end of the wheelchair body (1) is fixedly connected with a push frame (5); the left side and the right side of the bottom end of the wheelchair body (1) are respectively provided with a crawler belt walking mechanism (2);
the wheel type walking mechanism (3) comprises a central screw (301), a driven bevel gear (302), a limiting nut (303), a lifting supporting plate (304), an L-shaped lifting supporting leg (305) and a universal wheel (306); the top end of the central screw rod (301) is rotatably connected to the middle of the inner side of the wheelchair body (1) through a bearing with a seat; the upper end of the central screw (301) is fixedly connected with a driven bevel gear (302), the lower end of the central screw (301) is matched with a limit nut (303) through threads, and the middle part of the central screw (301) is connected with a lifting supporting plate (304) through threads; the lifting supporting plate (304) is in sliding fit with the middle of the inner side of the wheelchair body (1); the four corners of the lifting supporting plate (304) are respectively fixedly connected with cross rods of L-shaped lifting supporting legs (305), the cross rods of the four L-shaped lifting supporting legs (305) are respectively matched in four longitudinal slideways at the two ends of the wheelchair body (1) in a sliding manner, and the lower ends of vertical rods of the four L-shaped lifting supporting legs (305) are respectively connected with a universal wheel (306) in a rotating manner;
the walking mode adjusting mechanism (4) comprises an adjusting turntable (401), an adjusting screw (402), a screw seat (403) and a driving bevel gear (404); the adjusting turntable (401) and the driving bevel gear (404) are respectively fixed at the rear end and the front end of the adjusting screw rod (402); the driving bevel gear (404) is in meshed transmission connection with the driven bevel gear (302); two ends of the adjusting screw rod (402) are respectively connected to a screw rod seat (403) in a rotating way, and the two screw rod seats (403) are fixed on the wheelchair body (1).
2. The elderly-based wheelchair as claimed in claim 1, wherein the crawler chassis (2) comprises a crawler body (201), a crawler wheel (202) and an axle (203); the wheelchair is characterized in that the crawler wheels (202) are arranged in a plurality of front and back directions, the plurality of crawler wheels (202) are respectively and rotatably connected to the wheelchair body (1) through a wheel shaft (203), and the plurality of crawler wheels (202) are in transmission connection through the crawler body (201).
3. The elderly-based wheelchair as claimed in claim 1, wherein the push rack (5) comprises a side frame (501), a push bar (502) and a clothes bar (503); the rear end of the wheelchair body (1) is fixedly connected with a left side frame (501) and a right side frame (501), and the upper ends of the two side frames (501) are fixedly connected through a push handle rod (502); an upper plurality of clothes hanging rods (503) and a lower plurality of clothes hanging rods (503) are fixedly connected between the two side frames (501).
4. The wheelchair as claimed in claim 1, wherein the front end of the top surface of the wheelchair body (1) is rotatably connected with a turnover seat plate (101); the rear end of the overturning seat plate (101) is fixedly connected with a chair back (102); the left end and the right end of the top surface of the wheelchair body (1) are respectively provided with an armrest frame (103).
5. The wheelchair as claimed in claim 4, wherein the rear end of the turning seat plate (101) is fixedly connected with a push-pull shaft (104); two ends of the push-pull shaft (104) are respectively and rotatably connected with one end of a push-pull bracket (105), and the other ends of the two push-pull brackets (105) are respectively and rotatably connected with two ends of a horizontal sliding frame (106); the horizontal sliding frame (106) is in sliding fit with the front and rear slideways of the wheelchair body (1); the middle part of the horizontal sliding frame (106) is matched on the adjusting screw rod (402) through threads; the horizontal sliding frame (106) is positioned between the two screw seats (403).
6. The wheelchair as claimed in claim 5, wherein memory cotton pads are bonded to the top surface of the turnover seat plate (101) and the inner side surface of the backrest (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020058269.6U CN211610411U (en) | 2020-01-13 | 2020-01-13 | Wheelchair based on old people |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020058269.6U CN211610411U (en) | 2020-01-13 | 2020-01-13 | Wheelchair based on old people |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211610411U true CN211610411U (en) | 2020-10-02 |
Family
ID=72637181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020058269.6U Expired - Fee Related CN211610411U (en) | 2020-01-13 | 2020-01-13 | Wheelchair based on old people |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211610411U (en) |
-
2020
- 2020-01-13 CN CN202020058269.6U patent/CN211610411U/en not_active Expired - Fee Related
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| 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: 20201002 Termination date: 20220113 |