CN217908203U

CN217908203U - Standing pedal device of folding wheelchair

Info

Publication number: CN217908203U
Application number: CN202221297017.4U
Authority: CN
Inventors: 桂焱峰; 桂慧峰
Original assignee: Andekang Guangdong Intelligent Technology Co ltd
Current assignee: Andekang Guangdong Intelligent Technology Co ltd
Priority date: 2022-05-26
Filing date: 2022-05-26
Publication date: 2022-11-29
Anticipated expiration: 2032-05-26

Abstract

The utility model discloses a folding wheelchair can stand pedal device, including the back frame, the seat frame, the folding foot rest of front wheel and the folding foot rest of rear wheel, the reverse side is articulated mutually with the top of the folding foot rest of front wheel before the seat frame, the top of the folding foot rest of rear wheel also articulates before the seat frame on the reverse side, be equipped with the back pad on the back frame, be equipped with the cushion on the seat frame, the bottom of the folding foot rest of front wheel is connected with the front wheel, the bottom of the folding foot rest of rear wheel is connected with the rear wheel, support piece A is erect to the wheelchair of the equal fixedly connected with symmetry in the left and right sides bottom of the folding foot rest of rear wheel, support piece is erect through erecting support piece to the wheelchair that the equal fixedly connected with symmetry in the left and right sides bottom of the folding foot rest of rear wheel to this kind of device, support piece's bottom is erect to the wheelchair has wide flat support base plane, the support base plane is used for the back frame, the seat frame, the folding foot rest of front wheel and the folding foot rest of rear wheel is taken in the folding back through the wheelchair and is stood stably, be difficult for making dirty or damaging.

Description

Standing pedal device of folding wheelchair

Technical Field

The utility model relates to the technical field of wheelchairs, in particular to a standing pedal device of a folding wheelchair.

Background

For example, 1: national intellectual property office announcement number: CN215739988U, a novel folding wheelchair is disclosed; for example, 2: national intellectual property office announcement number: CN210250325U, discloses a folding wheelchair;

for example, 3: national intellectual property office announcement number: CN215229406U, discloses a folding wheelchair; and the like, the front wheels are pulled up and lifted after being folded, only the rear wheels land, but the wheelchair which only can land two rear wheels cannot be vertically fixed and placed after being folded, because the rear wheels can slide, the wheelchair cannot be vertically stored, can only be stably placed after being wholly laid on the ground, is easy to be dirtied or damaged, is not easy to store and store, and has certain difficulty in unfolding when an old person who has poor diseases such as lumbar disc protrusion, nerve compression and the like needs to bend down to lift the wheelchair.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a structure sets up rationally, uses in a flexible way, is provided with wide flat support base plane through erectting support piece's bottom at the wheelchair, and support through the support base plane that support piece was erect to the wheelchair after the wheelchair is folded and is accomodate and stand and stabilize pedal device that can stand of folding wheelchair to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a folding wheelchair can stand foot pedal device, includes back frame, seat frame, the folding foot rest of front wheel and the folding foot rest of rear wheel, the reverse side is articulated mutually with the top of the folding foot rest of front wheel before the seat frame, the top of the folding foot rest of rear wheel also articulates before the seat frame on the reverse side, seat frame rear portion is articulated with back frame middle part, be equipped with the back pad on the back frame, be equipped with the cushion on the seat frame, the bottom of the folding foot rest of front wheel is connected with the front wheel, the bottom of the folding foot rest of rear wheel is connected with the rear wheel, support piece A is erect to the wheelchair of the equal fixedly connected with symmetry in the left and right sides bottom of the folding foot rest of rear wheel, and support piece A's bottom is erect wide flat support base plane at least to the wheelchair, and support base plane is used for back frame, seat frame, the folding foot rest of front wheel and the folding foot rest of rear wheel to erect support piece A through the wheelchair after folding accomodating and stand stably.

Furthermore, the back of the wheelchair erecting support piece A is provided with a pedal which is used as a treading stress positioning fulcrum in the folding and accommodating process of the backrest frame, the seat frame, the front wheel folding foot stand and the rear wheel folding foot stand.

Furthermore, support piece A integrated into one piece is erect to the wheelchair, including connecting block, supporting framework A, wide flat supporting baseplate, pedal, and wide flat supporting baseplate's bottom is wide flat supporting base plane, and the connecting block is connected at the top of supporting framework, and wide flat supporting baseplate is connected to the bottom of supporting framework, and the pedal is connected at the back of supporting framework.

Furthermore, the connecting block is installed to the bottom of the folding foot rest of rear wheel inlayed type, be equipped with first through-hole in the connecting block, it is equipped with the second through-hole to correspond on the bottom of the folding foot rest of rear wheel, crosses fixed connection inside first through-hole and second through-hole through the screw to fix the connecting block in the bottom of the folding foot rest of rear wheel.

Furthermore, a plurality of anti-skid stripes are arranged on the pedal.

Furthermore, the top of the backrest frame is connected with a handle.

Furthermore, a pedal is arranged on the folding foot stand of the front wheel.

Furthermore, the wheelchair erecting support piece A is integrally formed by injection molding of hard plastics.

Further, the area of the supporting bottom plane is larger than 10 square centimeters and smaller than 50 square centimeters.

Compared with the prior art, the beneficial effects of the utility model are that:

the device erects support piece at the wheelchair that the equal fixedly connected with symmetry in the left and right sides bottom of the folding foot rest of rear wheel, and the support piece is erect to the wheelchair bottom has wide flat support baseplane, supports the baseplane and is used for back frame, seat frame, the folding foot rest of front wheel and the folding foot rest of rear wheel to erect support piece through the wheelchair after folding accomodating and support stably standing, is difficult for making dirty or damaging, convenient folding accomodating.

Drawings

FIG. 1 is a schematic view of the overall structure of the foldable wheelchair in the unfolded state;

FIG. 2 is a schematic structural view of the wheelchair erecting support of the present invention;

FIG. 3 is a schematic structural view of the wheelchair of the present invention in a folded upright position;

figure 4 is a schematic view of the bottom support plan structure of the wheelchair erecting support of the present invention.

In the reference symbols: 1. a backrest frame; 2. a seat frame; 3. a front wheel folding foot rest; 4. a rear wheel folding foot rest; 5. a back cushion; 6. a cushion; 7. a front wheel; 8. a rear wheel; 9. a U-shaped rod; A. a wheelchair erecting support; a1, supporting a framework; 10. connecting blocks; 11. a first through hole; 41. a second through hole; 12. a wide flat support floor; 121. a support base plane; 13. treading a pedal; 14. a first connecting lug; 15. a second engaging lug; 16. anti-skid stripes; 17. a handle; 18. a foot pedal.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It should be noted that as used in the following description, the terms "front," "back," "left," "right," "upper," and "lower" refer to directions in the drawings, and the terms "bottom" and "top," "inner," and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a folding wheelchair can stand foot pedal device, includes back frame 1, seat frame 2, front wheel folding foot rest 3 and rear wheel folding foot rest 4, and the reverse side is articulated mutually with the top of front wheel folding foot rest 3 before seat frame 2, and the top of rear wheel folding foot rest 4 also articulates on the reverse side before seat frame 2, seat frame 2 rear portion is articulated with back frame 1 middle part, is equipped with back pad 5 on the back frame 1, is equipped with cushion 6 on the seat frame 2, and the bottom of front wheel folding foot rest 3 is connected with front wheel 7, and the bottom of rear wheel folding foot rest 4 is connected with rear wheel 8, and back frame 1, seat frame 2, front wheel folding foot rest 3 and rear wheel folding foot rest 4 cooperate to connect and constitute basic wheelchair framework, and back frame 1, seat frame 2, front wheel folding foot rest 3 and rear wheel folding foot rest 4 cooperate folding, expand, and aforementioned structure is prior art, and this product's technological improvement lies in: the bottom ends of the left side and the right side of the rear wheel folding foot rest 4 are fixedly connected with symmetrical wheelchair erecting support members A, the bottom of the wheelchair erecting support member A at least has a wide and flat supporting bottom plane 121, the supporting bottom plane 121 is used for supporting and standing stably through the wheelchair erecting support member A after the backrest frame 1, the seat frame 2, the front wheel folding foot rest 3 and the rear wheel folding foot rest 4 are folded and stored, the wide and flat supporting bottom plane 121 has more landing areas, the wheelchair cannot incline or fall after being folded and stored and erected, and the wheelchair stands (stands) stably; the wheelchair is convenient and neat to store, does not need to be laid on the ground, ensures the whole cleanness and sanitation of the wheelchair, and is convenient to use, unfold and fold.

The back of the wheelchair erecting support member A is provided with a pedal 13, the pedal 13 is used as a treading stress positioning fulcrum in the folding and accommodating process of the backrest frame 1, the seat frame 2, the front wheel folding foot stand 3 and the rear wheel folding foot stand 4, when the wheelchair erecting support member A is folded and accommodated, the pedal 13 is treaded by feet to position and fix the place, the caster wheels can not slide, and then the backrest frame 1 and the seat frame 2 are folded by hands.

When the road with the pit, the groove and the bulge is arranged on the corridor, the obstacle is difficult to push away, a person pushing the wheelchair behind steps on the pedal 13 to position and fix the place, then holds the handle 17 with a hand and presses the wheelchair later to lift the front wheel 7, and then pushes the wheelchair again to enable the front wheel 7 to cross the road with the pit, the groove and the bulge, so that the person pushing the wheelchair can push the wheelchair easily.

The wheelchair erecting support piece A is integrally formed and comprises a connecting block 10, a support framework A1, a wide and flat support bottom plate 12 and a pedal 13, wherein the bottom of the wide and flat support bottom plate 12 is a wide and flat support bottom plane 121, the connecting block 10 is connected to the top of the support framework, the bottom of the support framework is connected with the wide and flat support bottom plate 12, and the back of the support framework is connected with the pedal 13; the wheelchair erecting support piece A structure formed into the integral type has the advantages that the integral type design is convenient, the mold is convenient to open, parts are reduced, the assembly is convenient, and the production efficiency is improved.

The bottom end of the rear wheel folding foot rest 4 is embedded with a connecting block 10, a first through hole 11 is arranged in the connecting block 10, a second through hole 41 is correspondingly arranged on the bottom of the rear wheel folding foot rest 4, and the connecting block 10 is fixedly connected in the first through hole 11 and the second through hole 41 in a transverse mode through screws so as to be fixed at the bottom of the rear wheel folding foot rest 4; the structure is designed to fixedly connect the wheelchair erecting support piece A with the bottom end of the rear wheel folding foot rest 4, and the wheelchair erecting support piece A is not easy to fall off and is firmly connected.

The folding foot rest 4 of rear wheel is made for the tubular metal resonator, and the poling hole has all been seted up to its left and right sides bottom, has seted up second through-hole 41 on the tubular metal resonator, and connecting block 10 inserts in the poling hole, crosses fixed connection at first through-hole 11 and second through-hole 41 internal fixation through the screw to fix connecting block 10 in the bottom of the folding foot rest 4 of rear wheel.

The tread 13 is provided with a plurality of anti-slip stripes 16 to increase the friction between the foot and the tread 13 and prevent slipping.

The top of the backrest frame 1 is connected with a handle 17, which is convenient for pushing the wheelchair.

The front wheel folding foot rest 3 is provided with a foot pedal 18 for placing the feet of the patient.

The wheelchair erecting support piece A is formed by injection molding and integrating rigid plastics, and rapid production is realized.

The area of the supporting bottom plane 121 is larger than 10 square centimeters and smaller than 50 square centimeters, and the area larger than 10 square centimeters is the minimum area, so that the most basic use condition is achieved; the product is required to be adapted and cannot be made to be large, so that the square centimeter is selected to be less than 50; preferably 15-25 square centimeters and moderate size.

Preferably, the support base plane 121 is rectangular, has a length of 4 cm to 8 cm and a width of 3 cm to 5 cm.

Of course, the support bottom plane 121 is not limited to any shape.

The rear lower part of the rear wheel folding foot rest 4 is hinged with a U-shaped rod 9, when the wheelchair is unfolded, the bottom of the backrest frame 1 is abutted against the U-shaped rod 9 to support and fix the backrest frame 1, and the stability of the unfolded wheelchair is improved.

The working principle is as follows: the device erects support piece A at the wheelchair of the equal fixedly connected with symmetry in the left and right sides bottom of rear wheel folding foot rest 4, and the bottom that support piece A was erect to the wheelchair has wide flat support base plane 121, supports base plane 121 and is used for back frame 1, seat frame 2, front wheel folding foot rest 3 and rear wheel folding foot rest 4 to erect support piece A through the wheelchair after folding accomodating and support stably standing, and difficult the making dirty or damage is convenient folding to be accomodate.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a folding wheelchair can stand foot pedal device, includes back frame (1), seat frame (2), the folding foot rest of front wheel (3) and the folding foot rest of rear wheel (4), the reverse side is articulated mutually with the top of the folding foot rest of front wheel (3) before seat frame (2), the top of the folding foot rest of rear wheel (4) also articulates on the reverse side before seat frame (2), seat frame (2) rear portion is articulated with back frame (1) middle part, be equipped with back pad (5) on back frame (1), be equipped with cushion (6) on seat frame (2), the bottom of the folding foot rest of front wheel (3) is connected with front wheel (7), the bottom of the folding foot rest of rear wheel (4) is connected with rear wheel (8), its characterized in that: support piece (A) is erect to the equal fixedly connected with wheelchair of symmetry in the left and right sides bottom of rear wheel folding foot rest (4), and the bottom that support piece (A) was erect to the wheelchair has wide flat support base plane (121) at least, supports base plane (121) and is used for back frame (1), seat frame (2), front wheel folding foot rest (3) and rear wheel folding foot rest (4) to erect support piece (A) through the wheelchair after folding accomodating and support the stability of standing.

2. The standable footrest of a folding wheelchair according to claim 1, characterized in that: the back of the wheelchair erecting support piece (A) is provided with a pedal (13), and the pedal (13) is used for serving as a treading stress positioning fulcrum in the folding and accommodating process of the backrest frame (1), the seat frame (2), the front wheel folding foot rest (3) and the rear wheel folding foot rest (4).

3. The standable footrest of a folding wheelchair according to claim 2, characterized in that: support piece (A) integrated into one piece is erect to wheelchair, including connecting block (10), supporting framework (A1), wide flat supporting baseplate (12), pedal (13), the bottom of wide flat supporting baseplate (12) is wide flat supporting basal plane (121), and connecting block (10) are connected at the top of supporting framework, and wide flat supporting baseplate (12) is connected to the bottom of supporting framework, and pedal (13) is connected at the back of supporting framework.

4. A standable footrest for a folding wheelchair in accordance with claim 3, characterized in that: connecting block (10) are installed to the formula of inlaying in the bottom of the folding foot rest of rear wheel (4), be equipped with first through-hole (11) in connecting block (10), it is equipped with second through-hole (41) to correspond on the bottom of the folding foot rest of rear wheel (4), crosses fixed connection through the screw inside first through-hole (11) and second through-hole (41) to fix connecting block (10) in the bottom of the folding foot rest of rear wheel (4).

5. A standable foot rest for a folding wheelchair as claimed in any one of claims 2 to 4, wherein: the pedal (13) is provided with a plurality of anti-skid stripes (16).

6. The standable footrest of a folding wheelchair according to claim 1, characterized in that: the top of the backrest frame (1) is connected with a handle (17).

7. The standable footrest of a folding wheelchair according to claim 1, characterized in that: the front wheel folding foot frame (3) is provided with a foot pedal (18).

8. A standable footrest for a folding wheelchair in accordance with any one of claims 1-4, characterized in that: the wheelchair erecting support piece (A) is integrally formed by injection molding of hard plastics.

9. A standable foot rest for a folding wheelchair in accordance with any one of claims 1 to 4, wherein: the area of the supporting bottom plane (121) is larger than 10 square centimeters and smaller than 50 square centimeters.