CN215840001U

CN215840001U - Folding vertical wheelchair

Info

Publication number: CN215840001U
Application number: CN202121933229.2U
Authority: CN
Inventors: 李国华
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-02-18
Anticipated expiration: 2031-08-17

Abstract

The utility model discloses a folding and erecting wheelchair.A plurality of trundles of the product are respectively arranged at four bottom corners of a foot rest, the tops of the left side and the right side of the foot rest are respectively hinged with the left side and the right side of the back side of a seat, and the left side and the right side of the middle section of a chair back are hinged with the left side and the right side of the rear end of the seat; the bottom ends of the left side and the right side of the chair back are respectively connected with two bent rods, the two bent rods are lifted away from the ground synchronously along with the unfolding of the wheelchair and fall to the ground synchronously along with the folding of the wheelchair, and after the two bent rods fall to the ground, four folding wheelchair vertical supporting points are formed by the two bent rods and the rear left and the rear right trundles, so that the folding wheelchair is erected; when in use, the patient can stand up to fold and unfold the wheelchair, thereby being very convenient for the individual with lumbar vertebra disease, disabled legs and local diseases of legs and relieving the pain of the patient; meanwhile, the wheelchair is convenient to store.

Description

Folding vertical wheelchair

Technical Field

The utility model relates to a wheelchair, in particular to a folding and erecting wheelchair.

Background

The existing hinged folding wheelchair is folded, wherein two casters are lifted, the other two casters fall to the ground and can only be laid down on the ground, a patient needs to bend over or squat down to place and pick up the wheelchair when taking and placing the wheelchair, and the wheelchair is very inconvenient to take and place for a part of individuals with lumbar spondylosis, disabled feet and local diseases, who cannot bend over or squat down.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the folding and erecting wheelchair which has a simple structure and reasonable design and can automatically extend out of the supporting legs to erect after being folded.

A folding vertical wheelchair comprises four trundles, foot rests, a seat and a chair back, wherein the four trundles are respectively arranged at four bottom corners of the foot rests, the tops of the left side and the right side of the foot rests are respectively hinged with the left side and the right side of the back surface of the seat, and the left side and the right side of the middle section of the chair back are hinged with the left side and the right side of the rear end of the seat; the front left and right castors of the four castors synchronously land and land along with the unfolding of the wheelchair and synchronously lift and leave the ground along with the folding of the wheelchair, and the rear left and right castors land all the time; the bottom ends of the left side and the right side of the chair back are respectively connected with two bent rods, the two bent rods are lifted away from the ground synchronously along with the unfolding of the wheelchair and land along with the synchronous falling of the wheelchair, and four vertical supporting points of the folding wheelchair are formed by the two bent rods, the rear left trundle and the rear right trundle after landing.

The folding vertical wheelchair has the beneficial effects that: the bottom ends of the left side and the right side of the chair back are respectively connected with two bent rods, the two bent rods are lifted away from the ground synchronously along with the unfolding of the wheelchair and land synchronously along with the folding of the wheelchair, and after the two bent rods land, four wheelchair erecting supporting points are formed by the two bent rods, the left caster and the right caster, so that the folding wheelchair is erected; when in use, the patient can stand up to fold and unfold the wheelchair, thereby being very convenient for the individual with lumbar vertebra disease, disabled legs and local diseases of legs and relieving the pain of the patient; meanwhile, the wheelchair is convenient to store.

Drawings

Figure 1 is a perspective view of a product wheelchair of the present invention in an unfolded state;

FIG. 2 is a view showing the wheelchair in a folded, erected state;

figure 3 is a perspective view of the product wheelchair of the present invention in an unfolded state;

fig. 4 is a folded upright state diagram of the wheelchair product of the utility model.

The device comprises a caster 1, a foot rest 2, a seat 3, a chair back 4, a front foot rest 21, a rear foot rest 22, a bent rod 5, a landing caster 6, a left rod 41, a right rod 42, a cross rod 43, a soft back cushion 44, armrests 45 and a hinge device 7.

Detailed Description

A folding and erecting wheelchair comprises four trundles 1, foot rests 2, a seat 3 and a chair back 4, wherein the four trundles 1 are respectively arranged at four bottom corners of the foot rests 2, the tops of the left side and the right side of the left side of the foot rests 2 are respectively hinged with the left side and the right side of the back surface of the seat 3 (the foot rests 2 comprise front foot rests 21 and rear foot rests 22, the tops of the left side and the right side of the front foot rests 21 and the tops of the right side of the rear foot rests 22 are respectively hinged with the left side and the right side of the back surface of the seat 3, two trundles 1 are arranged at the left side and the right side of the front foot rests 21, the other two trundles 1 are arranged at the left side and the right side of the rear foot rests 22), and the left side and the right side of the middle section of the chair back 4 are hinged with the left side and the right side of the back end of the seat 3; the front left and right caster wheels 1 of the four caster wheels 1 land on the ground synchronously along with the unfolding of the wheelchair and lift off the ground synchronously along with the folding of the wheelchair, and the rear left and right caster wheels 1 land on the ground all the time; the foot rest 2 is hinged with the seat 3, and the seat 3 is hinged with the chair back 4; the foot rest 2, the seat 3 and the chair back 4 form three-section hinged folding; the basic structure of folding wheelchair is constituteed to aforementioned structure, and for prior art structure, the technological improvement of this product lies in: the bottom ends of the left side and the right side of the chair back 4 are respectively connected with two bent rods 5, the two bent rods 5 are two in total, the two bent rods 5 are lifted away from the ground synchronously along with the unfolding of the wheelchair and land along with the synchronous falling of the wheelchair, the four folding wheelchair vertical supporting points are formed by the two bent rods 5 after landing and the rear left and the right trundles 1, the four supporting points support the folded wheelchair vertically, when the wheelchair is used, a patient can stand up to fold and unfold the wheelchair, the wheelchair is very convenient for the individual with lumbar spondylosis, disabled legs and local diseases of the legs, and the pain of the patient is relieved; meanwhile, the wheelchair is convenient to store; meanwhile, the utility model is cleaner and more sanitary.

Preferably: the bottom end of the bent rod 5 is fixedly connected with an anti-slip rubber foot pad.

Preferably: the bottom end of the bent rod 5 is provided with the landing casters 6, the landing casters 6 are two in total, the landing casters 6 synchronously land along with the folding of the wheelchair, the landing casters 6 are more convenient for moving the folded wheelchair, the pulling force is reduced, labor and worry are saved, and the wheelchair can be pushed to walk after being folded.

(the two landing casters 6 are raised and lowered along with the two curved bars 5. after the two landing casters 6 land, the curved bars 5 do not land).

Preferably: the chair back 4 comprises a left rod 41 and a right rod 42, the upper end and the lower end of the left rod 41 and the upper end and the lower end of the right rod 42 are respectively and fixedly connected through a cross rod 43, a soft back cushion 44 is fixedly connected between the left rod 41 and the right rod 42, the soft back cushion 44 is made of leather or woven fabric, and the middle sections of the left rod 41 and the right rod 42 are connected with a foldable handrail 45; the bottom ends of the left rod 41 and the right rod 42 are respectively connected with a bent rod 5.

The middle sections of the left rod 41 and the right rod 42 are hinged with the left side and the right side of the rear end of the corresponding seat 3;

preferably: the bent rod 5 can be integrally formed by extending the left rod 41 and the right rod 42, or can be connected by adding. The bent rod 5 is bent backwards and is arc-shaped.

Preferably: the left rod 41, the right rod 42 and the bent rod 5 can be made of solid rods or hollow tubes. The hollow pipe is a metal pipe.

Preferably: the two sides of the bottom end of the chair back 4 are respectively hinged with the left side and the right side of the rear bottom of the foot stool 2 through the hinge devices 7, and the structure is characterized in that the chair back 4 is more stably connected, so that the whole chair has better supporting and bearing capacity; the specific structure of the hinge assembly 7 is conventional.

Claims

1. A folding vertical wheelchair comprises four trundles, foot rests, a seat and a chair back, wherein the four trundles are respectively arranged at four bottom corners of the foot rests, the tops of the left side and the right side of the foot rests are respectively hinged with the left side and the right side of the back surface of the seat, and the left side and the right side of the middle section of the chair back are hinged with the left side and the right side of the rear end of the seat; the front left and right castors of the four castors synchronously land and land along with the unfolding of the wheelchair and synchronously lift and leave the ground along with the folding of the wheelchair, and the rear left and right castors land all the time; the method is characterized in that: the bottom ends of the left side and the right side of the chair back are respectively connected with two bent rods, the two bent rods are lifted away from the ground synchronously along with the unfolding of the wheelchair and land along with the synchronous falling of the wheelchair, and four vertical supporting points of the folding wheelchair are formed by the two bent rods, the rear left trundle and the rear right trundle after landing.

2. A folded upright wheelchair in accordance with claim 1, wherein: the bottom end of the bent rod is provided with a landing caster which falls synchronously to land along with the folding of the wheelchair.

3. A folded upright wheelchair in accordance with claim 1, wherein: the chair back comprises a left rod and a right rod, the upper end and the lower end of the left rod and the right rod are respectively and fixedly connected through a cross rod, a soft back cushion is fixedly connected between the left rod and the right rod, and the middle sections of the left rod and the right rod are connected with foldable handrails; the bottom ends of the left rod and the right rod are respectively connected with a bent rod.

4. A folded upright wheelchair in accordance with claim 1, wherein: the two sides of the bottom end of the chair back are respectively hinged with the left side and the right side of the rear bottom of the foot rest through the hinge devices.