CN214596225U - Wheelchair convenient to fold and drag and having lifting function - Google Patents
Wheelchair convenient to fold and drag and having lifting function Download PDFInfo
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- CN214596225U CN214596225U CN202023261206.XU CN202023261206U CN214596225U CN 214596225 U CN214596225 U CN 214596225U CN 202023261206 U CN202023261206 U CN 202023261206U CN 214596225 U CN214596225 U CN 214596225U
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- 230000007246 mechanism Effects 0.000 claims abstract description 113
- 230000035939 shock Effects 0.000 claims abstract description 9
- 238000010521 absorption reaction Methods 0.000 claims abstract description 8
- 239000010985 leather Substances 0.000 claims description 4
- 238000003860 storage Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of wheelchairs, in particular to a conveniently folded and dragged wheelchair with a lifting function, which comprises a wheelchair body, wherein the wheelchair body comprises a chassis linkage mechanism, front wheel arms are correspondingly arranged on two sides of the front end of the chassis linkage mechanism, thrust bearings are arranged at bearing positions at the lower parts of the two front wheel arms, a front wheel mechanism with shock absorption is arranged on the two front wheel arms, front wheels are arranged on the inner sides of the two front wheel mechanisms with shock absorption, and two rear wheel arms are correspondingly arranged at the rear ends of the two front wheel arms; the auxiliary standing push rod motor is adopted to realize the control of the auxiliary standing seat plate mechanism, and the folding mechanical spring is utilized to realize the folding storage of the connecting piece linkage mechanism, the backrest frame linkage mechanism, the handrail linkage mechanism, the auxiliary standing seat plate mechanism and the foldable pedal frame; the utility model has the advantages of convenient use, convenient lifting of the black soft seat board, convenient standing of the user, and convenient storage and dragging due to the foldable storage and the use of the suitcase type pull rod.
Description
Technical Field
The utility model relates to a wheelchair technical field, concretely relates to wheelchair that convenient folding dragged with lift up function.
Background
The wheelchair is intended for the disabled and the rehabilitated population. Conventional wheelchairs are classified into manual wheelchairs and electric wheelchairs. The electric wheelchair is particularly popular with the people because of more convenient walking. However, the electric wheelchair on the market has the following problems when in use: firstly, people who are inconvenient to move and rehabilitation people often need to stand up during actual use, and people often feel uneasy due to physical inconvenience. Secondly, the traditional electric wheelchair does not have the folding function, so the wheelchair is inconvenient to store and carry.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a wheelchair which has the lifting function and is convenient to fold and drag.
The utility model relates to a convenient folding and dragging wheelchair with lifting function, which comprises a wheelchair body, wherein the wheelchair body comprises an underframe linkage mechanism, front wheel arms are correspondingly arranged on two sides of the front end of the underframe linkage mechanism, thrust bearings are arranged at bearing positions at the lower parts of the two front wheel arms, a front wheel mechanism with shock absorption is arranged on the two front wheel arms, front wheels are arranged at the inner sides of the two front wheel mechanisms with shock absorption, and two rear wheel arms are correspondingly arranged at the rear ends of the two front wheel arms; the middle part of the front end of the underframe linkage mechanism is provided with a foldable pedal frame; rear wheels are correspondingly arranged on two sides of the rear end of the underframe linkage mechanism;
a manual brake mechanism is arranged on the corresponding rear wheel arm above the rear wheel; a brake motor is arranged on the rear wheel;
a battery box is arranged in the middle of the bottom surface of the chassis linkage mechanism, and a rechargeable battery is arranged in the battery box;
the inner sides of the rear ends of the two rear wheel arms are correspondingly provided with connecting piece linkage mechanisms; the two connecting piece linkage mechanisms are connected with the backrest frame linkage mechanism, and the outer side of the middle part of the backrest frame linkage mechanism is correspondingly provided with the handrail linkage mechanism; a folding mechanical spring is correspondingly arranged on the inner side of the bottom end of the backrest frame linkage mechanism;
seat frames are arranged on two sides of the lower part of the backrest frame linkage mechanism, and the seat frames are connected with the corresponding rear wheel arms and two ends of the lower part of the backrest frame linkage mechanism through connecting sheet plates on the periphery of the seat frames; the front part of the seat frame is hinged with an auxiliary standing seat plate mechanism, and the auxiliary standing seat plate mechanism is connected with a piston rod of an auxiliary standing push rod motor arranged at the rear end of the seat frame; the back end of the armrest linkage mechanism is connected with the two sides of the upper part of the backrest frame linkage mechanism; the front end of the armrest linkage mechanism on the right side of the seat frame is provided with a controller; two sides of the rear end of the seat frame are correspondingly provided with limiting convex rods; the outer sides of two ends of the lower part of the backrest frame linkage mechanism are hinged with safety buckles.
Furthermore, the two ends of the underframe linkage mechanism and the inner side of the rear wheel are correspondingly provided with anti-toppling wheels.
Furthermore, a black skin soft seat plate is arranged on the auxiliary standing seat plate mechanism.
Furthermore, the front end of the safety buckle is an L-shaped buckle position, the inner side of the L-shaped buckle position is an arc-shaped groove, and the arc-shaped groove is matched with the limiting convex rod at the corresponding seat frame.
Furthermore, a black leather soft back cushion is arranged in front of the upper part of the backrest frame linkage mechanism.
Further, a suitcase type pull rod is arranged on the bottom surface of the seat frame.
Furthermore, a bearing sleeve is installed on the front wheel arm, and an integrally formed structure is adopted.
The working principle of the utility model is as follows:
after the structure is adopted, the utility model discloses beneficial effect does: the utility model relates to a wheelchair with lifting function and convenient folding and dragging, which adopts an auxiliary standing push rod motor to realize the control of an auxiliary standing seat board mechanism, and utilizes a folding mechanical spring to realize the folding and storage of a connecting piece linkage mechanism, a backrest frame linkage mechanism, a handrail linkage mechanism, the auxiliary standing seat board mechanism and a foldable pedal frame; the utility model has the advantages of convenient use, convenient lifting of the black soft seat board, convenient standing of the user, and convenient storage and dragging due to the foldable storage and the use of the suitcase type pull rod.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, do not constitute a limitation of the invention, and in which:
FIG. 1 is a schematic side view of the walking device of the present invention;
FIG. 2 is a schematic perspective view of the walking device of the present invention;
fig. 3 is a schematic perspective view of the auxiliary standing state of the present invention;
fig. 4 is a perspective view illustrating a folded state of the present invention;
fig. 5 is a side view schematically showing the folded state of the present invention.
Description of reference numerals:
a wheelchair body-1; a chassis linkage-2; a battery box-3; seat frame-4; anti-toppling wheel-5; a brake motor-6; a manual brake mechanism-7; a connecting piece linkage mechanism-8; folding the mechanical spring-9; a safety buckle-10; a limit convex rod-11; backrest frame linkage-12; an armrest linkage-13; a foldable foot rest-14; front wheel mechanism with shock absorption-15; a front wheel arm-16; suitcase style pull rod-17; auxiliary standing push rod motor-18; an auxiliary standing seat plate mechanism-19; a black skin soft seat board-20; black skin soft back pad-21; a controller-22.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1, the wheelchair with a lifting function and convenient to fold and drag comprises a wheelchair body 1, wherein the wheelchair body 1 comprises an underframe linkage mechanism 2, front wheel arms 16 are correspondingly arranged on two sides of the front end of the underframe linkage mechanism 2, thrust bearings are arranged at bearing positions at the lower parts of the two front wheel arms 16, front wheel mechanisms 15 with shock absorption are arranged on the two front wheel arms 16, front wheels are arranged on the inner sides of the two front wheel mechanisms 15 with shock absorption, and two rear wheel arms are correspondingly arranged at the rear ends of the two front wheel arms 16; a foldable pedal frame 14 is arranged in the middle of the front end of the underframe interlocking mechanism 2; two sides of the rear end of the chassis linkage mechanism 2 are correspondingly provided with rear wheels;
a manual brake mechanism 7 is arranged on the corresponding rear wheel arm above the rear wheel; a brake motor 6 is arranged on the rear wheel;
the middle part of the bottom surface of the chassis linkage mechanism 2 is provided with a battery box 3, and a rechargeable battery is arranged in the battery box 3;
the inner sides of the rear ends of the two rear wheel arms are correspondingly provided with connecting piece linkage mechanisms 8; the two connecting piece linkage mechanisms 8 are connected with the backrest frame linkage mechanism 12; the folding mechanical spring 9 is correspondingly arranged on the inner side of the bottom end of the backrest frame linkage mechanism 12;
the two sides of the lower part of the backrest frame linkage mechanism 12 are provided with seat frames 4, and the seat frames 4 are connected with the corresponding rear wheel arms 16 and the two ends of the lower part of the backrest frame linkage mechanism 12 through connecting sheets around the seat frames 4; an auxiliary standing seat plate mechanism 19 is hinged to the front part of the seat frame 4, and the auxiliary standing seat plate mechanism 19 is connected with a piston rod of an auxiliary standing push rod motor 18 arranged at the rear end of the seat frame 4; the two sides of the seat frame 4 are correspondingly provided with armrest linkage mechanisms 13, and the rear ends of the armrest linkage mechanisms 13 are connected with the two sides of the upper part of the backrest frame linkage mechanism 12; the front end of the armrest linkage mechanism on the right side of the seat frame 4 is provided with a controller 22; two sides of the rear end of the seat frame 4 are correspondingly provided with limiting convex rods 11; the outer sides of the two ends of the lower part of the backrest frame linkage mechanism 12 are hinged with safety buckles 10.
Further, the two ends of the chassis linkage mechanism 2 and the inner side of the rear wheel are correspondingly provided with anti-toppling wheels 5.
Further, a black skin soft seat plate 20 is arranged on the auxiliary standing seat plate mechanism 19.
Furthermore, the front end of the safety buckle 10 is an L-shaped buckle position, the inner side of the L-shaped buckle position is an arc-shaped groove, and the arc-shaped groove is matched with the limit convex rod at the corresponding seat frame.
Furthermore, a black soft back cushion 21 is arranged in front of the upper part of the backrest frame linkage mechanism 12.
Further, a suitcase type pull rod 17 is provided on the bottom surface of the seat frame 4.
Further, the front wheel arm 16 is provided with a bearing sleeve, and an integrally formed structure is adopted.
The working principle of the utility model is as follows:
as shown in fig. 1, is a side structure diagram of the walking state of the design; fig. 2 is a perspective view showing the walking state of the present design. The chassis linkage mechanism 2, the connecting piece linkage mechanism 8, the backrest frame linkage mechanism 12, the handrail linkage mechanism 13 and the auxiliary standing seat plate mechanism 19 are opened under the action of an auxiliary standing push rod motor 18 and a folding mechanical spring 9.
In the design, a battery box 3 is arranged in the middle of the bottom surface of the chassis linkage mechanism 2, and a rechargeable battery is arranged in the battery box 3; the rechargeable battery is respectively connected with the auxiliary standing push rod motor 18 and the controller 22 through leads. The controller 22 controls the auxiliary standing push rod motor 18 to work, so as to conveniently control the auxiliary standing seat plate mechanism 19 to act, and the auxiliary standing seat plate mechanism 19 drives the handrail linkage mechanism 13 linked with the auxiliary standing seat plate mechanism to act.
In this design, the backrest frame linkage mechanism 12 and the seat frame and underframe linkage mechanism 2 are supported by the folding mechanical spring 9. In order to further realize the connection between the two safety buckles, the L-shaped buckling positions of the two safety buckles 10 at the two sides of the backrest frame linkage mechanism 12 are respectively buckled on the limiting convex rods 11 at the corresponding positions of the seat frame, so that the backrest frame linkage mechanism 12 and the seat frame form a clamping pull, and the fixation is convenient.
As shown in fig. 3, is the auxiliary standing state of the present design. When the device is used, the controller controls the auxiliary standing push rod motor 18, the auxiliary standing push rod motor 18 pushes the auxiliary standing seat plate mechanism 19 to move upwards, and the hip of a user is pushed to lift, so that the user is assisted to stand.
As shown in fig. 4, is a perspective view of the folded state of the present design; as shown in fig. 5, the side view of the folded state of the present design is shown. When in use, the safety buckle is opened, the folding mechanical spring 9 is compressed, and the bottom frame linkage mechanism 2, the connecting piece linkage mechanism 8, the backrest frame linkage mechanism 12 and the handrail linkage mechanism 13 are folded. Finally, the suitcase type pull rod 17 on the bottom surface of the seat frame is pulled out, thereby being convenient for dragging.
In the design, the auxiliary standing seat plate mechanism 19 is provided with a black leather soft seat plate 20, and the front of the upper part of the backrest frame linkage mechanism 12 is provided with a black leather soft back cushion 21, so that the use comfort of a user is improved.
In the design, the two ends of the chassis linkage mechanism 2 and the inner side of the rear wheel are correspondingly provided with the anti-toppling wheels 5, so that the anti-toppling effect is achieved.
In this design, install motor 6 of stopping on the rear wheel, come control to have motor 6 of stopping through the controller to realize controlling the rear wheel walking and braking brake car.
In the design, a battery box 3 is arranged in the middle of the bottom surface of the chassis linkage mechanism 2, and a rechargeable battery is arranged in the battery box 3 and used as a power supply of the design; the controller is used for controlling the brake motor 6, the auxiliary standing push rod motor 18 and the rechargeable battery, and the related control circuit is the prior art, so the detailed description is not provided in the design.
This design has the following functions:
(1) a key fold assists in standing up functions: under the extension action of the seat part motor, the connecting plate piece moving mechanism is pulled to drive the rear part of the seat frame to slowly rise until the seat plate inclines by about 40 degrees, so that the knee stress of a patient when standing is relieved.
(2) The front wheel arm adopts an integral universal wheel sleeve cast aluminum structure, and the structure is attractive and good in rigidity. The mounting bearing sleeve of the front wheel is integrally cast, so that bent pipes, welding and processes are reduced, meanwhile, the processing of welding parts such as connectors and supporting blocks is reduced, the production cost is greatly reduced, and the production efficiency is improved.
Meanwhile, the bearing position below the front wheel arm is deepened, and a thrust bearing is additionally arranged, so that the stress of a single bearing is avoided, and the safety performance and the steering flexibility are improved. The semicircular boss design is adopted, so that the contact surface is in line-surface contact during installation, rubber pad accessories are reduced, and the production cost is lowered.
(3) Travel box type dragging structure: the bottom of the seat frame is provided with a connecting rod which is contracted under the seat frame when in normal use, and the wheelchair can extend out of the seat frame after being folded, passes through the pedal plate and can enter into and be dragged, thereby being convenient for carrying.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (7)
1. The utility model provides a convenient folding wheelchair that drags with lift function which characterized in that: the wheelchair comprises a wheelchair body, wherein the wheelchair body comprises an underframe linkage mechanism, front wheel arms are correspondingly arranged on two sides of the front end of the underframe linkage mechanism, thrust bearings are arranged at bearing positions at the lower parts of the two front wheel arms, a front wheel mechanism with shock absorption is arranged on the two front wheel arms, front wheels are arranged on the inner sides of the two front wheel mechanisms with shock absorption, and two rear wheel arms are correspondingly arranged at the rear ends of the two front wheel arms; the middle part of the front end of the underframe linkage mechanism is provided with a foldable pedal frame; rear wheels are correspondingly arranged on two sides of the rear end of the underframe linkage mechanism; a manual brake mechanism is arranged on the corresponding rear wheel arm above the rear wheel; a brake motor is arranged on the rear wheel; a battery box is arranged in the middle of the bottom surface of the chassis linkage mechanism, and a rechargeable battery is arranged in the battery box; the inner sides of the rear ends of the two rear wheel arms are correspondingly provided with connecting piece linkage mechanisms;
the two connecting piece linkage mechanisms are connected with the backrest frame linkage mechanism, and the outer side of the middle part of the backrest frame linkage mechanism is correspondingly provided with the handrail linkage mechanism; a folding mechanical spring is correspondingly arranged on the inner side of the bottom end of the backrest frame linkage mechanism;
seat frames are arranged on two sides of the lower part of the backrest frame linkage mechanism, and the seat frames are connected with the corresponding rear wheel arms and two ends of the lower part of the backrest frame linkage mechanism through connecting sheet plates on the periphery of the seat frames; the front part of the seat frame is hinged with an auxiliary standing seat plate mechanism, and the auxiliary standing seat plate mechanism is connected with a piston rod of an auxiliary standing push rod motor arranged at the rear end of the seat frame; the back end of the armrest linkage mechanism is connected with the two sides of the upper part of the backrest frame linkage mechanism; the front end of the armrest linkage mechanism on the right side of the seat frame is provided with a controller; two sides of the rear end of the seat frame are correspondingly provided with limiting convex rods; the outer sides of two ends of the lower part of the backrest frame linkage mechanism are hinged with safety buckles.
2. The folding and dragging-convenient wheelchair with the lifting function as claimed in claim 1, wherein: the two ends of the chassis linkage mechanism and the inner sides of the rear wheels are correspondingly provided with anti-toppling wheels.
3. The folding and dragging-convenient wheelchair with the lifting function as claimed in claim 1, wherein: the auxiliary standing seat plate mechanism is provided with a black skin soft seat plate.
4. The folding and dragging-convenient wheelchair with the lifting function as claimed in claim 1, wherein: the front end of the safety buckle is an L-shaped buckle position, the inner side of the L-shaped buckle position is an arc-shaped groove, and the arc-shaped groove is matched with the limiting convex rod at the corresponding seat frame.
5. The folding and dragging-convenient wheelchair with the lifting function as claimed in claim 1, wherein: the front of the upper part of the backrest frame linkage mechanism is provided with a black leather soft back cushion.
6. The folding and dragging-convenient wheelchair with the lifting function as claimed in claim 1, wherein: the bottom surface of the seat frame is provided with a suitcase type pull rod.
7. The folding and dragging-convenient wheelchair with the lifting function as claimed in claim 1, wherein: and a bearing sleeve is arranged on the front wheel arm, and an integrated forming structure is adopted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023261206.XU CN214596225U (en) | 2020-12-30 | 2020-12-30 | Wheelchair convenient to fold and drag and having lifting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023261206.XU CN214596225U (en) | 2020-12-30 | 2020-12-30 | Wheelchair convenient to fold and drag and having lifting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214596225U true CN214596225U (en) | 2021-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023261206.XU Active CN214596225U (en) | 2020-12-30 | 2020-12-30 | Wheelchair convenient to fold and drag and having lifting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214596225U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114259345A (en) * | 2021-12-01 | 2022-04-01 | 佛山市南海德洋创展康复器材有限公司 | Wheelchair convenient to fold and having damping function |
-
2020
- 2020-12-30 CN CN202023261206.XU patent/CN214596225U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114259345A (en) * | 2021-12-01 | 2022-04-01 | 佛山市南海德洋创展康复器材有限公司 | Wheelchair convenient to fold and having damping function |
| CN114259345B (en) * | 2021-12-01 | 2023-10-31 | 佛山市南海德洋创展康复器材有限公司 | Wheelchair convenient to fold and having damping function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231011 Address after: 528200 No. 21-3 Hongling Third Road, Shishan Town, Nanhai District, Foshan City, Guangdong Province Patentee after: Foshan Kaiyang Medical Equipment Co.,Ltd. Address before: 528000 one of 21 Hongling Third Road, Shishan town, Nanhai District, Foshan City, Guangdong Province Patentee before: GUANGDONG KAIYANG MEDICAL TECHNOLOGY GROUP Co.,Ltd. |
|
| TR01 | Transfer of patent right |