CN211433739U

CN211433739U - Wheelchair with prevent empting function

Info

Publication number: CN211433739U
Application number: CN201921293955.5U
Authority: CN
Inventors: 梁德权; 刘淑文
Original assignee: Tianjin Qianchang Pharmaceutical Technology Co ltd
Current assignee: Tianjin Qianchang Pharmaceutical Technology Co ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-09-08
Anticipated expiration: 2029-08-12

Abstract

The utility model discloses a wheelchair with prevent function of empting, the mounting bracket comprises a mounting rack, the fixed big wheel that is provided with in both sides of mounting bracket one end, the fixed back-tipping protection mechanism that is provided with in top of big wheel, the fixed truckle that is provided with in one end bottom that the big wheel was kept away from to the mounting bracket, the mounting bracket is close to the fixed protection mechanism that leans forward that is provided with of one end of truckle, the fixed back of the chair and the seat support of being provided with in top of mounting bracket, the back of the chair both sides are fixed left baffle, the right baffle of being provided with respectively, the fixed push. The utility model can prevent the wheelchair from turning backwards and leaning forwards when going up and down the slope, and protect the personal safety of the user.

Description

Wheelchair with prevent empting function

Technical Field

The utility model relates to the technical field of wheelchairs, in particular to a wheelchair with anti-toppling function.

Background

The wheelchair is a chair provided with wheels, is an important moving tool for the rehabilitation, turnover transportation, treatment and outgoing activities of wounded, patients and disabled at home, not only meets the requirements of physically disabled people and mobility-handicapped people for riding instead of walking, but also is more important to facilitate the family members to move and take care of the patients, so that the patients can do physical exercises and participate in social activities by means of the wheelchair. The common wheelchair generally comprises nine parts, namely a foldable frame of the wheelchair, front and rear wheels, left and right pedals, left and right detachable armrests, a handle brake device, a seat, a backrest image data bag, a bedpan and a urine receiving bag hook. The hand-operated wheelchair is added with a hand-operated device on the basis of a common wheelchair. The electric wheelchair is additionally provided with an electronic power assisting system on the basis of a common wheelchair, so that the physical consumption of a user is reduced. On the basis of the electric wheelchair, the intelligent wheelchair is additionally provided with positioning movement, standing movement, remote control movement and related Internet + assisted life.

When a user controls the wheelchair to go up and down a slope, the wheelchair is easy to overturn backwards and topple forwards, people on the wheelchair can be thrown away, the wheelchair is extremely easy to be injured, when the wheelchair is used by a patient, the patient is protected by no good measures, the patient can fall down from the wheelchair, and troubles are brought to the patient and a hospital.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wheelchair with prevent empting function to solve the problem that proposes among 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 wheelchair with prevent function of empting, includes the mounting bracket, the fixed big wheel that is provided with in both sides of mounting bracket one end, the fixed back-tipping protection mechanism that is provided with in top of big wheel, the fixed steamboat that is provided with in one end bottom that the big wheel was kept away from to the mounting bracket, the fixed protection mechanism that leans forward that is provided with in one end that the mounting bracket is close to the steamboat, the fixed back of the chair and the seat support that are provided with in top of mounting bracket, the back of the chair both sides are fixed left baffle, the right baffle of being provided with.

Preferably, the backward turning protection mechanism comprises a first long rod, support legs are fixedly arranged at the top end of the long rod, caster wheels are arranged on the support legs, the horizontal height of the lower surfaces of the caster wheels is larger than that of the lower surfaces of the large wheels, and the backward turning protection mechanism is at least provided with two.

Preferably, the protection machanism that leans forward includes second stock, spring, fixed block, the second stock is fixed to be set up on the mounting bracket, the fixed spring that is provided with in top of second stock, the fixed block that is provided with in top of spring, the roughening treatment has been done on the surface of fixed block, the level of fixed block lower surface is greater than the lower surface level of truckle, the protection machanism that leans forward is provided with two at least.

Preferably, pedals are fixedly arranged below the two second long rods, and the pedals can rock.

Preferably, the chair back surface is fixedly provided with a waist pillow, and the upper surface of the chair seat is fixedly provided with a soft cushion.

Preferably, a safety belt is fixedly arranged on the inner side of the left baffle, a safety belt buckle is fixedly arranged at the top end of the safety belt, and a safety belt jack is fixedly arranged on the inner side of the right baffle.

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

1. the utility model is provided with a front-leaning protection mechanism and a backward-turning protection mechanism, the front-leaning protection mechanism comprises a second long rod, a spring and a fixed block, the second long rod is fixedly arranged on the mounting frame, the top end of the second long rod is fixedly provided with the spring, the top end of the spring is fixedly provided with the fixed block, the surface of the fixed block is roughened, the horizontal height of the lower surface of the fixed block is larger than the horizontal height of the lower surface of a small wheel, at least two front-leaning protection mechanisms are arranged, when the wheelchair is inclined forwards to a certain degree in a downhill, the fixed block and the second long rod can support the wheelchair, the surface of the fixed block is roughened, the friction force between the fixed block and the ground is increased, the wheelchair is stopped, the spring can well prevent the fixed block from suddenly contacting with the ground, a user can suddenly receive the forward-leaning force, the overturning protection mechanism comprises a first long rod, supporting legs are fixedly arranged at the top end of the long rod, trundles are arranged on the supporting legs, the horizontal height of the lower surfaces of the trundles is larger than that of the lower surfaces of large trundles, at least two backward overturning protection mechanisms are arranged, when the wheelchair overturns backwards on an ascending slope, the trundles can contact with the ground, the first long rod can support the wheelchair, the trundles and the large trundles can continuously rotate, and when the wheelchair is well prevented from overturning backwards on the ascending slope, the wheelchair can continuously climb the slope;

2. the utility model discloses simultaneously in the inboard fixed safety belt that is provided with of left baffle, the fixed safety belt eye-splice that is provided with in safety belt top, the inboard fixed safety belt jack that is provided with of right baffle, when the user sat the wheelchair, can insert the safety belt eye-splice in the safety belt jack to protect the user, prevent that the user from appearing unexpected throwing away the wheelchair, protect user's personal safety.

Drawings

FIG. 1 is a schematic view of the overall structure of a wheelchair with an anti-tipping function according to the present invention;

FIG. 2 is a schematic structural view of a left baffle of a wheelchair with an anti-tipping function according to the present invention;

FIG. 3 is a schematic view of a right baffle mechanism of a wheelchair with an anti-toppling function according to the present invention;

fig. 4 is a schematic structural view of a forward-leaning protection mechanism of a wheelchair with an anti-toppling function.

In the figure: 1. a push rod; 2. a chair back; 3. waist pillow; 4. a right baffle; 5. a chair seat; 6. a mounting frame; 7. a forward leaning protection mechanism; 71. a second long rod; 72. a spring; 73. a fixed block; 8. a backward turning protection mechanism; 81. a caster wheel; 82. a support leg; 83. a first long rod; 9. a small wheel; 10. a large wheel; 11. a pedal; 12. a safety belt buckle; 13. a seat belt; 14. a seat belt jack; 15. and a left baffle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a wheelchair with prevent empting function, including mounting bracket 6, big wheel 10 is installed through the bolt in the both sides of 6 one end of mounting bracket, the fixed rear tipping protection mechanism 8 that is provided with in top of big wheel 10, mounting bracket 6 is kept away from the one end bottom of big wheel 10 and is installed steamboat 9 through the bolt, mounting bracket 6 is close to the fixed protection mechanism 7 that leans forward that is provided with of one end of steamboat 9, the back of the chair 2 and seat support 5 are installed through the bolt in the top of mounting bracket 6, 2 both sides of the back of the chair are respectively installed left baffle 15 through the bolt, right baffle 4, the top and the 1 integrated into.

The backward turning protection mechanism 8 comprises a first long rod 83, supporting legs 82 are mounted at the top ends of the long rods through bolts, trundles 81 are mounted on the supporting legs 82 through bolts, the horizontal height of the lower surfaces of the trundles 81 is larger than that of the lower surfaces of the large wheels 10, at least two backward turning protection mechanisms 8 are arranged, when the wheelchair turns backward on an upslope, the trundles 81 can contact with the ground, the first long rod 83 can support the wheelchair, the trundles 81 and the large wheels 10 can continuously rotate, the backward turning phenomenon of the wheelchair when the wheelchair turns uphill can be well prevented, and the wheelchair can continuously climb the slope; the front-leaning protection mechanism 7 comprises a second long rod 71, a spring 72 and a fixing block 73, the second long rod 71 is installed on the installation frame 6 through bolts, the spring 72 is installed at the top end of the second long rod 71 through a screw, the fixing block 73 is installed at the top end of the spring 72 through a screw, the surface of the fixing block 73 is subjected to roughening treatment, the horizontal height of the lower surface of the fixing block 73 is larger than that of the lower surface of the small wheel 9, at least two front-leaning protection mechanisms 7 are arranged, when the wheelchair leans forward on a downhill, when the wheelchair is tilted forward to a certain degree, the fixed block 73 and the second long rod 71 support the wheelchair, the surface of the fixed block 73 is roughened to increase the friction force with the ground, so that the wheelchair is stopped, and the spring 72 can well prevent the fixed block 73 from suddenly contacting the ground, so that a user can suddenly receive the forward tilting force and can fall down carelessly; pedals 11 are mounted below the two second long rods 71 through bolts, and the two pedals 11 can shake, so that the situation that the feet of a user are placed in a vacant place and are suspended for a long time to cause acid and numb is avoided; the waist pillow 3 is arranged on the surface of the chair back 2 through screws, and the soft cushion is arranged on the upper surface of the chair seat 5 through screws, so that better experience is provided for a user; the safety belt 13 is installed on the inner side of the left baffle 15 through a screw, the safety belt eye-splice 12 is installed on the top end of the safety belt 13 through a needle line, the safety belt jack 14 is installed on the inner side of the right baffle 4 through a screw, and when a user sits on the wheelchair, the safety belt eye-splice 12 can be inserted into the safety belt jack 14, so that the user is protected, the user is prevented from being thrown out of the wheelchair accidentally, and the personal safety of the user is protected.

The working principle is as follows: when the phenomenon that the wheelchair leans forward appears in the downhill path, when the wheelchair leans forward to a certain degree, fixed block 73 can prop the wheelchair with second stock 71, roughening treatment has been done on fixed block 73 surface, the increase is with the frictional force on ground, make the wheelchair stop, spring 72 can be fine prevent fixed block 73 and the abrupt contact of ground, the user can receive the power that leans forward suddenly, the user will fall down carelessly, when the wheelchair turns over the phenomenon after appearing on the uphill, truckle 81 can contact ground, first stock 83 can prop the wheelchair, truckle 81 and bull wheel 10 can continue to rotate, when fine preventing the wheelchair from going up the uphill, the wheelchair can turn over backward, and can continue climbing. The utility model can prevent the wheelchair from turning backwards and leaning forwards when going up and down the slope, and protect the personal safety of the user.

It is noted that, herein, relational terms such as first and second, and the like may be 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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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. A wheelchair with anti-toppling function comprises a mounting frame (6), and is characterized in that: the fixed big wheel (10) that is provided with in both sides of mounting bracket (6) one end, the fixed protection machanism (8) that turns over after being provided with in top of big wheel (10), the fixed steamboat (9) that is provided with in one end bottom of big wheel (10) is kept away from in mounting bracket (6), the fixed protection machanism (7) that leans forward that is provided with in one end that is close to steamboat (9) in mounting bracket (6), the fixed back of the chair (2) and seat support (5) of being provided with in top of mounting bracket (6), the fixed left baffle (15), right baffle (4) of being provided with respectively in back of the chair (2) both sides, the fixed push rod (1).

2. The wheelchair with an anti-toppling function according to claim 1, wherein: the rear-turning protection mechanism (8) comprises a first long rod (83), supporting legs (82) are fixedly arranged at the top end of the long rod, caster wheels (81) are arranged on the supporting legs (82), the horizontal height of the lower surfaces of the caster wheels (81) is larger than that of the lower surfaces of the large wheels (10), and at least two rear-turning protection mechanisms (8) are arranged.

3. The wheelchair with an anti-toppling function according to claim 1, wherein: prevent mechanism (7) that leans forward includes second stock (71), spring (72), fixed block (73), second stock (71) is fixed to be set up on mounting bracket (6), the fixed spring (72) that is provided with in top of second stock (71), the fixed block (73) that is provided with in top of spring (72), the roughening treatment has been done on the surface of fixed block (73), the level of fixed block (73) lower surface is greater than the lower surface level of truckle (9), prevent mechanism (7) that leans forward is provided with two at least.

4. A wheelchair with an anti-toppling function according to claim 3, wherein: pedals (11) are fixedly arranged below the two second long rods (71), and the two pedals (11) can rock.

5. The wheelchair with an anti-toppling function according to claim 1, wherein: the chair back (2) surface fixing is provided with a waist pillow (3), and the seat (5) upper surface fixing is provided with a soft cushion.

6. The wheelchair with an anti-toppling function according to claim 1, wherein: the safety belt (13) is fixedly arranged on the inner side of the left baffle (15), a safety belt buckle (12) is fixedly arranged at the top end of the safety belt (13), and a safety belt jack (14) is fixedly arranged on the inner side of the right baffle (4).