CN214259699U - Novel wheelchair - Google Patents

Abstract

The utility model discloses a novel wheelchair relates to medical instrument technical field, including automobile body, action wheel, cushion, back of the body pad can be dismantled the formula and install on the automobile body, two action wheels set up respectively the automobile body both sides, the automobile body includes two frames, two frame structure is the same, mirror symmetry, two be provided with folding I-shaped frame between the frame, the frame top is provided with armrest apparatus, and one end is provided with the foot rest device, and the other end is provided with pushing hands device, be provided with the manual brake between foot rest device and the pushing hands device, the I-shaped frame includes long tube, nozzle stub, wide pipe, narrow tube, the long tube sets up the nozzle stub top, the quantity of long tube, nozzle stub is two. The utility model has the advantages of that the wheelchair can be folded and stored, the space is saved, the hand brake is configured, the safety performance is good, and the safety of the patient is effectively ensured.

Description

Novel wheelchair

Technical Field

The utility model belongs to the technical field of medical instrument technique and specifically relates to a novel wheelchair.

Background

The wheelchair is an important moving tool for home rehabilitation, turnover transportation, treatment and outing activities of wounded persons, patients and disabled persons, and not only can meet the requirements of physically disabled persons and persons with mobility disabilities for riding instead of walking. The existing wheelchair lacks a hand brake, the speed of the wheelchair is difficult to control by individuals when a patient goes out alone, and great inconvenience is brought by the fact that the wheelchair needs to be tightly held by hands to ensure that the wheelchair does not roll by itself under the action of inertia when the patient needs to stop for rest; although the existing pedals can rotate, the pedals can be touched to adjust only by bending down due to unreasonable installation positions, the pressure on the waist is large after long-time use, and even the waist muscles are damaged. Therefore, a new wheelchair is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

To the technical defect, the utility model provides a novel wheelchair can brake, parking better when being convenient for patient through increasing the manual brake alone to go out, improves pedal connection structure and increases foot rest device and make, and it is pedal more convenient to adjust 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 is: the utility model provides a novel wheelchair, includes automobile body, action wheel, cushion, back of the body pad can be installed by the dismantlement formula on the automobile body, two action wheels set up respectively the automobile body both sides, the automobile body includes two frames, two frame structure is the same, mirror symmetry, two be provided with folding I-shaped frame between the frame, the frame top is provided with armrest apparatus, and one end is provided with the foot rest device, and the other end is provided with the pushing hands device, be provided with the manual brake between foot rest device and the pushing hands device.

Preferably, the I-shaped frame includes long tube, nozzle stub, wide pipe, narrow pipe, the long tube sets up the nozzle stub top, the quantity of long tube, nozzle stub is two, the both ends of wide pipe and narrow pipe are fixed connection respectively long tube, nozzle stub, be provided with the inner tube between wide pipe and the narrow pipe, the quantity of inner tube is two, the both ends of inner tube fixed connection respectively are in long tube, nozzle stub, wide pipe and narrow pipe respectively with one of them inner tube crossing swing joint, the long tube with bearing swing joint on the frame, be provided with the internal plug on the nozzle stub, the internal plug with auricle on the frame rotates to be connected, the narrow pipe pass through the drag hook with frame swing joint.

Preferably, the foot rest device includes foot pipe, roating seat, handle switch, connector, foot pipe one end is provided with the connector, and the other end is provided with pedal, roating seat fixed connection be in on the long handle of foot pipe, be provided with on the roating seat handle switch, be provided with the fixing base on the frame, the embedded installation of connector is in the fixing base, the roating seat with the fixing base buckled is connected, the foot rest device can rotate around the fixing base.

Preferably, the pushing device comprises a handle cover, a handle seat and a brake wrench, the handle seat is provided with a bayonet, the handle cover and the handle seat are detachably connected to the frame, the brake wrench is movably connected with the handle seat, one end of the brake wrench is connected with a brake cable, a self-locking plate is arranged under the brake wrench, the self-locking plate is movably connected with the handle seat, a tip is arranged on the self-locking plate, and the tip is matched with the bayonet.

Preferably, the manual brake includes shell, stationary blade, brake lever, the one end of stationary blade with frame fixed connection, the other end with shell fixed connection, brake lever sets up between shell and the stationary blade, the brake lever bottom is provided with the connection piece, connection piece one end is provided with the brake block, the brake block with shell, stationary blade rotate to be connected, brake block fixedly connected with brake cable connector, the brake cable connector pass through the brake cable with the linkage of brake spanner, the brake cable connector is provided with the brake gum.

Preferably, the armrest apparatus includes handrail pad, adjustment sheet, last draw-in groove, draw-in groove down, the armrest apparatus passes through go up draw-in groove, draw-in groove fixed connection down on the frame, handrail pad and adjustment sheet mutually perpendicular, the adjustment sheet runs through go up draw-in groove, draw-in groove down, be provided with the screens on the adjustment sheet, the draw-in groove runs through mushroom head screw down the screens is injectd the adjustment sheet in go up between draw-in groove, the lower draw-in groove, mushroom head screw one end is provided with the nut.

Preferably, a damping device is arranged between the hand brake and the foot rest device, an auxiliary device is arranged below the pushing device, and the auxiliary device is detachably connected with the frame.

Preferably, damping device includes second front fork, bearing, spacer, the second front fork rotates and is connected with the wheel, be provided with the spacer on the second front fork, the upper and lower both ends of spacer set up the bearing, the bearing with frame fixed connection.

Preferably, the auxiliary device comprises a pedal sleeve, a transverse pipe and auxiliary wheels, the transverse pipe is detachably connected with the pedal pipe of the frame, a bidirectional spring piece is arranged in the pedal pipe, the transverse pipe is provided with a plurality of through holes, the bidirectional spring piece is limited by the through holes, the transverse pipe is provided with the pedal sleeve, and the bottom of the transverse pipe is provided with the auxiliary wheels.

Compared with the prior art, the utility model relates to a novel wheelchair's beneficial effect is: a foldable I-shaped frame is arranged between the two frames, when the I-shaped frame is unfolded, a patient can sit on the wheelchair, and after the I-shaped frame is folded, the size of the wheelchair is reduced, the space is saved, and the I-shaped frame is convenient to place; the handrail device is arranged at the top of the frame, so that the height of the handrail device can be adjusted according to the body shape of a patient, and the comfort is improved; the hand brake is arranged on the frame, so that when the wheelchair is used by a patient alone, the hand brake can control the wheelchair to brake and park, and the wheelchair is prevented from sliding.

Drawings

FIG. 1 is a schematic structural view of a novel wheelchair of the present invention;

FIG. 2 is a front view of the novel wheelchair of the present invention;

FIG. 3 is a schematic structural view of an I-shaped frame;

FIG. 4 is a first structural schematic view of the vehicle frame;

FIG. 5 is a second structural schematic view of the vehicle frame;

FIG. 6 is a schematic view of a first configuration of the armrest apparatus;

FIG. 7 is a second structural view of the armrest apparatus;

FIG. 8 is a schematic view of the structure of the adjustment tab;

FIG. 9 is a schematic view of a first structure of the handle device;

FIG. 10 is a second structural view of the handle device;

FIG. 11 is a schematic view of the structure of the handle seat;

FIG. 12 is a cross-sectional view taken along direction A of FIG. 11;

FIG. 13 is a first structural schematic view of the brake wrench;

FIG. 14 is a second structural view of the brake wrench;

FIG. 15 is a cross-sectional view taken along direction A of FIG. 14;

FIG. 16 is a schematic view of a stand apparatus;

FIG. 17 is a schematic view of the shock absorbing device;

FIG. 18 is a schematic view of the auxiliary device;

fig. 19 is a structural schematic diagram of the hand brake.

In the figure: 1-a vehicle frame; 101-a fixed seat; 102-a handrail tube; 103-a supporting seat; 104-ear; 105-a first front fork; 106-step tube; 2-a handrail device; 201-armrest pad; 202-a conditioning sheet; 20201-card position; 203-upper card slot; 204-lower card slot; 205-mushroom head screw; 206-a nut; 3-a pushing hand device; 301-handle cover; 302-a handle seat; 30301-bayonet; 303-brake spanner; 304-self locking tab; 30401-Top; 4-a foot rest device; 401-foot tube; 402-a rotating base; 403-a handle switch; 404-a connector; 5-an I-shaped frame; 501-long pipe; 502-short tube; 503-wide tube; 504-narrow tube; 505-inner plug; 506-an inner tube; 6-cushion; 7-backing up; 8-hand brake; 801-a housing; 802-a stator; 803-brake handle; 804-connecting piece; 805-brake pads; 806-brake cable connectors; 807-brake paste; 9-an auxiliary device; 901-a pedal cover; 902-horizontal tube; 903-auxiliary wheel; 10-treading; 11-a damping device; 1001-second front fork; 1102-wheels; 1103-bearings; 1104-spacer bush; 12-driving wheel.

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. 1-19, the present invention provides an embodiment: a novel wheelchair comprises a wheelchair body, driving wheels 12, a cushion 6 and a back cushion 7, wherein the cushion 6 and the back cushion 7 can be detachably installed on the wheelchair body, the wheelchair is convenient to replace and clean, a comfortable and clean environment is provided for a patient, the two driving wheels 12 are respectively arranged on the two sides of the wheelchair body, the patient can automatically push hand rings of the driving wheels 12, even if the patient can push the wheelchair to move by one person, the wheelchair body comprises two frames 1, the two frames 1 have the same structure and are mirror-symmetrical, the production efficiency is higher, the structure is more stable, a foldable I-shaped frame 5 is arranged between the two frames 1, when the I-shaped frame 5 is unfolded, the patient can sit on the wheelchair, after the I-shaped frame 5 is folded, the size of the wheelchair is reduced, the space is saved, the wheelchair is convenient to place, the handrail device 2 is arranged at the top of the frame 1, the height and the height can be adjusted according to the body shape of the patient, the comfort is improved, and one end is provided with a foot rest device 4, the patient sits on the wheelchair and puts the foot on the pedal 10 of the foot rest device 4, the foot is prevented from touching the ground, the other end of the wheelchair is provided with the pushing handle device 3, the wheelchair can be pushed, the brake and the parking can be realized through the pushing handle device 3, the operation is simple, the safety and the reliability are realized, the hand brake 8 is arranged between the foot rest device 4 and the pushing handle device 3, and when the patient independently uses the wheelchair, the brake and the parking of the wheelchair can be controlled through the hand brake 8, so that the wheelchair is prevented from sliding.

Specifically, the i-shaped frame 5 comprises a long pipe 501, a short pipe 502, a wide pipe 503 and a narrow pipe 504, the long pipe 501 is arranged above the short pipe 502, the number of the long pipe 501 and the short pipe 502 is two, two ends of the wide pipe 503 and the narrow pipe 504 are respectively and fixedly connected to the long pipe 501 and the short pipe 502, an inner pipe 506 is arranged between the wide pipe 503 and the narrow pipe 504, the number of the inner pipe 506 is two, two ends of the inner pipe 506 are respectively and fixedly connected to the long pipe 501 and the short pipe 502, the wide pipe 503 and the narrow pipe 504 are respectively and movably connected with one of the inner pipes 506 in a crossing manner, the long pipe 501 is movably connected with the supporting seat 103 on the frame 1, the short pipe 502 is provided with an inner plug 505, the inner plug 505 is rotatably connected with the lug 104 on the frame 1, the narrow pipe 504 is movably connected with the frame 1 through a draw hook, the i-shaped frame 5 plays a role of supporting the frame 1 to support a patient, the structure is very stable, the i-shaped frame 5 adopts a folding design for opening, the patient can sit on the wheelchair, and after folding, the wheelchair volume diminishes, saves space, conveniently puts, and I-shaped frame 5 passes through auricle 104 and drag hook and frame 1 movable connection, struts, folding easy operation, is fit for one-man operation, labour saving and time saving.

The foot stand device 4 comprises a foot tube 401, a rotary seat 402, a handle switch 403 and a connector 404, wherein one end of the foot tube 401 is provided with the connector 404, the other end of the foot tube 401 is provided with a pedal 10, the rotary seat 402 is fixedly connected to a long handle of the foot tube 401, the handle switch 403 is arranged on the rotary seat 402, the frame 1 is provided with a fixed seat 101, the connector 404 is embedded and installed in the fixed seat 101, the rotary seat 402 is connected with the fixed seat 101 in a buckling manner, the foot stand device 4 can rotate around the fixed seat 101, the locking and the unlocking of the rotary seat 402 and the fixed seat 101 are controlled through the handle switch 403, when the rotary seat 402 is separated from the fixed seat 101, an upper elbow of the foot tube 401 is slightly rotated, the foot stand device 4 rotates around the fixed seat 101 by taking the connector 404 as an axis, two foot stand devices 4 are opened to facilitate the wheelchair getting on and off of a patient, the wheelchair is prevented from being knocked down by the pedal 10, the foot stand device 4 is pushed back to the original position after the patient is seated, through the locking of roating seat 402 and fixing base 101, fix foot rest device 4, prevent that the wheelchair from removing in-process foot rest device 4 and taking place the rotation, the using-way of foot rest device 4 is simple, safe and reliable, effectively protects patient.

The pushing handle device 3 comprises a handle cover 301, a handle seat 302 and a brake wrench 303, wherein the handle seat 302 is provided with a bayonet 30201, the handle cover 301 and the handle seat 302 are detachably connected to the frame 1, the brake wrench 303 is movably connected with the handle seat 302, one end of the brake wrench 303 is connected with a brake cable, a self-locking plate 304 is arranged under the brake wrench 303, the self-locking plate 304 is movably connected with the handle seat 302, the self-locking plate 304 is provided with a tip 30401, the tip 30401 is matched with the bayonet 30201, an assistant pushes the wheelchair to move forwards through the pushing handle device 3, when the speed reduction or parking is needed, the operation similar to the bicycle brake is carried out, the brake wrench 303 is clamped, the driving wheel 12 is controlled to reduce the speed through the brake cable and the brake rubber 807, the conventional operation of people is met, the learning cost is almost not needed, the use is very simple, when the position is improved relative to the bicycle brake, the self-locking, the self-locking plate 304 can keep the brake wrench 303 in a state of being tensioned with a brake cable by the jacking of the centre 30401 and the bayonet 30201 after the hand of an assistant person leaves the brake wrench 303, and the brake effect is kept continuously.

The armrest device 2 comprises an armrest pad 201, an adjusting sheet 202, an upper clamping groove 203 and a lower clamping groove 204, the armrest device 2 is fixedly connected to the frame 1 through the upper clamping groove 203 and the lower clamping groove 204, the armrest pad 201 and the adjusting sheet 202 are perpendicular to each other, the adjusting sheet 202 penetrates through the upper clamping groove 203 and the lower clamping groove 204, a clamping position 20201 is arranged on the adjusting sheet 202, the adjusting sheet 202 is limited between the upper clamping groove 203 and the lower clamping groove 204 through a mushroom head screw 205 penetrating through the clamping position 20201, a nut 206 is arranged at one end of the mushroom head screw 205, the armrest device 2 can be adjusted in height and low according to the body shape of a patient, the comfort is improved, the mushroom head screw 205 and the nut 206 only need to be loosened during adjustment, then the armrest pad 201 is pulled up and down, so that the position of the adjusting sheet 202 between the upper clamping groove 203 and the lower clamping groove 204 is adjusted, the mushroom head screw 205 and the nut 206 are tightened after the position of the armrest pad 201 is determined, and the armrest pad 201 is fixed, the adjusting method is simple and convenient.

The hand brake 8 comprises a shell 801, a fixing plate 802 and a brake handle 803, one end of the fixing plate 802 is fixedly connected with the frame 1, the other end of the fixing plate 802 is fixedly connected with the shell 801, the brake handle 803 is arranged between the shell 801 and the fixing plate 802, a connecting piece 804 is arranged at the bottom end of the brake handle 803, one end of the connecting piece 804 is provided with a brake block 805, the brake block 805 is rotatably connected with the shell 801 and the fixing plate 802, the brake block 805 is fixedly connected with a brake cable connecting body 806, the brake cable connecting body 806 is linked with the brake wrench 303 through a brake cable, the brake cable connecting body 806 is provided with brake rubber 807, the brake handle 803 utilizes the connecting piece 804 to jack up the brake block 805 to tightly attach the brake rubber 807 to the driving wheel 12 to achieve the braking effect through the lever principle, and the pushing device 3 utilizes the brake cable linkage brake cable connecting body 806 to drive the brake block 805 to brake. Both the hand pushing device 3 and the hand brake 8 can achieve excellent braking effect, the brake pad 805 and the brake rubber 807 of the hand brake 8 can be linked with the hand pushing device 3, parts are saved, production cost is reduced, and product competitiveness is improved.

Be provided with damping device 11 between manual brake 8 and the foot rest device 4, the pushing hands device 3 below is provided with auxiliary device 9, and auxiliary device 9 is connected with frame 1 is detachable, makes things convenient for the spare part quick maintenance in production and later stage.

Damping device 11 includes second front fork 1001, bearing 1103, spacer 1104, second front fork 1001 rotates and is connected with wheel 1102, be provided with spacer 1104 on the second front fork 1001, the upper and lower both ends of spacer 1104 set up bearing 1103, bearing 1103 and frame 1 fixed connection, damping device 11 is firm with being connected of frame 1, utilize bearing 1103 to realize turning to of wheel 1102 simultaneously, have the shock attenuation effect concurrently, improve patient's the comfort level of taking, be favorable to patient's recovery.

Auxiliary device 9 includes pedal cover 901, violently manage 902, auxiliary wheel 903, violently manages 902 and the pedal pipe 106 detachable connection of frame 1, is provided with two-way spring leaf in the pedal pipe 106, violently manages 902 and is provided with a plurality of through-holes, and two-way spring leaf passes through the through-hole and limits violently pipe 902, violently manages 902 and is provided with pedal cover 901, and the bottom is provided with auxiliary wheel 903, relieves pedal pipe 106 through extrusion two-way spring leaf and to violently manage 902's injecture, conveniently adjusts auxiliary device 9's operating position, makes things convenient for the auxiliary personnel to promote the wheelchair.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (9)

1. The utility model provides a novel wheelchair, its characterized in that, includes automobile body, action wheel (12), cushion (6), back of the body pad (7) can be installed by the dismantlement formula on the automobile body, two action wheels (12) set up respectively the automobile body both sides, the automobile body includes two frames (1), two frame (1) structure is the same, mirror symmetry, two be provided with folding I-shaped frame (5) between frame (1), frame (1) top is provided with armrest apparatus (2), and one end is provided with foot rest device (4), and the other end is provided with pushing hands device (3), be provided with between foot rest device (4) and pushing hands device (3) manual brake (8).

2. The novel wheelchair as claimed in claim 1, wherein the I-shaped frame (5) comprises a long pipe (501), a short pipe (502), a wide pipe (503) and a narrow pipe (504), the long pipe (501) is arranged above the short pipe (502), the long pipe (501) and the short pipe (502) are both in number, the two ends of the wide pipe (503) and the narrow pipe (504) are respectively and fixedly connected to the long pipe (501) and the short pipe (502), an inner pipe (506) is arranged between the wide pipe (503) and the narrow pipe (504), the two ends of the inner pipe (506) are respectively and fixedly connected to the long pipe (501) and the short pipe (502), the wide pipe (503) and the narrow pipe (504) are respectively and movably connected with one of the inner pipes (506) in a crossed manner, and the long pipe (501) is movably connected with the supporting seat (103) on the frame (1), an inner plug (505) is arranged on the short pipe (502), the inner plug (505) is rotatably connected with a lug (104) on the frame (1), and the narrow pipe (504) is movably connected with the frame (1) through a draw hook.

3. The novel wheelchair as claimed in claim 2, wherein the foot rest device (4) comprises a foot tube (401), a rotating seat (402), a handle switch (403) and a connector (404), the connector (404) is arranged at one end of the foot tube (401), the pedal (10) is arranged at the other end of the foot tube, the rotating seat (402) is fixedly connected to the long handle of the foot tube (401), the handle switch (403) is arranged on the rotating seat (402), a fixing seat (101) is arranged on the frame (1), the connector (404) is embedded in the fixing seat (101), the rotating seat (402) is connected with the fixing seat (101) in a buckling manner, and the foot rest device (4) can rotate around the fixing seat (101).

4. The novel wheelchair as claimed in claim 3, wherein the pushing device (3) comprises a handle cover (301), a handle seat (302) and a brake wrench (303), the handle seat (302) is provided with a bayonet (30201), the handle cover (301) is detachably connected with the handle seat (302) on the frame (1), the brake wrench (303) is movably connected with the handle seat (302), one end of the brake wrench (303) is connected with a brake cable, a self-locking plate (304) is arranged under the brake wrench (303), the self-locking plate (304) is movably connected with the handle seat (302), the self-locking plate (304) is provided with a tip (30401), and the tip (30401) is matched with the bayonet (30201).

5. The new wheelchair as claimed in claim 4, characterised in that the handbrake (8) comprises a housing (801), a fixing plate (802), a brake handle (803), one end of the fixing sheet (802) is fixedly connected with the frame (1), the other end is fixedly connected with the shell (801), the brake handle (803) is arranged between the shell (801) and the fixing plate (802), a connecting sheet (804) is arranged at the bottom end of the brake handle (803), a brake pad (805) is arranged at one end of the connecting sheet (804), the brake block (805) is rotatably connected with the shell (801) and the fixing plate (802), brake block (805) fixedly connected with brake line connector (806), brake line connector (806) through the brake line with brake spanner (303) linkage, brake line connector (806) are provided with brake glue (807).

6. The novel wheelchair as claimed in claim 5, wherein the armrest device (2) comprises an armrest pad (201), an adjusting piece (202), an upper clamping groove (203) and a lower clamping groove (204), the armrest device (2) is fixedly connected to the frame (1) through the upper clamping groove (203) and the lower clamping groove (204), the armrest pad (201) is perpendicular to the adjusting piece (202), the adjusting piece (202) penetrates through the upper clamping groove (203) and the lower clamping groove (204), a clamping position (20201) is arranged on the adjusting piece (202), the lower clamping groove (204) penetrates through the clamping position (20201) to limit the adjusting piece (202) between the upper clamping groove (203) and the lower clamping groove (204), and a nut (206) is arranged at one end of the mushroom head screw (205).

7. The novel wheelchair as claimed in any one of claims 1 to 6, wherein a shock-absorbing device (11) is arranged between the hand brake (8) and the foot rest device (4), an auxiliary device (9) is arranged below the push handle device (3), and the auxiliary device (9) is detachably connected with the frame (1).

8. The novel wheelchair as claimed in claim 7, wherein the shock absorbing device (11) comprises a second front fork (1001), a bearing (1103) and a spacer (1104), the second front fork (1001) is rotatably connected with a wheel (1102), the spacer (1104) is arranged on the second front fork (1001), the bearing (1103) is arranged at the upper end and the lower end of the spacer (1104), and the bearing (1103) is fixedly connected with the frame (1).

9. The novel wheelchair as claimed in claim 7, wherein the auxiliary device (9) comprises a pedal sleeve (901), a cross tube (902) and an auxiliary wheel (903), the cross tube (902) is detachably connected with the pedal tube (106) of the frame (1), a bidirectional spring piece is arranged in the pedal tube (106), the cross tube (902) is provided with a plurality of through holes, the bidirectional spring piece limits the cross tube (902) through the through holes, the pedal sleeve (901) is arranged on the cross tube (902), and the auxiliary wheel (903) is arranged at the bottom.

Images