Wheelchair beneficial to travel at night

Abstract

The utility model aims to provide a wheelchair beneficial to travel at night. The wheelchair comprises a supporting frame, a seat, a backrest, two armrests, two wheels, two steering front wheels, an adjustable lighting device and a wheelchair electric driving device, wherein the seat, the backrest and the two armrests are arranged on the supporting frame; the two wheels and the two steering front wheels are pivoted with the two side ends of the supporting frame in a one-to-one correspondence manner; the wheelchair facilitating night travel is provided with the adjustable lighting device which is detachably connected, so that the requirement of night travel can be met, the safety of night travel is improved, and the independent living ability of wheelchair users is improved; the adjustable lighting device is detachably connected with one handrail, is convenient to disassemble and does not occupy space when not in use, and the mounting position of the lighting device can be adjusted as required; and the illuminating lamp is clamped through the adjustable illuminating seat, so that the illuminating lamp can be detached for charging during traveling in the daytime.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, in particular to a wheelchair which is convenient for night travel. Background Art

[0002] A wheelchair is a mobile tool used for the transportation, medical treatment, home rehabilitation, and outdoor activities of the wounded, sick, and disabled. A wheelchair is not only convenient for family members to move and take care of the patient, but also meets the needs of people with limited mobility and those with physical disabilities, so that patients can use wheelchairs for physical exercise and participate in social activities; when using a wheelchair to travel at night, the lack of corresponding lighting on some sections of the road will reduce the range of vision, resulting in safety hazards when traveling. Wheelchair users use wheelchairs equipped with lighting devices to meet the needs of night travel, improve the safety of night travel, and improve the independent living ability of wheelchair users. The utility model of Chinese patent application No. 202121119639.3 relates to a wheelchair, a wheelchair, comprising a chair body and armrests arranged on both sides of the chair body, the wheelchair is equipped with a lighting lamp, the lighting lamp is installed on the armrest or is spaced below the armrest, and the lighting lamp is located on the front side of the chair body. The lighting lamp (lighting device) of the wheelchair is fixedly installed at a fixed position on the wheelchair. However, the installation position of the lighting lamp cannot be adjusted according to needs, and it is difficult to disassemble when not in use and occupies space. Therefore, it is an urgent problem to design a wheelchair that is convenient to disassemble when not in use and does not occupy space, and the installation position of the lighting device can be adjusted according to needs, which is convenient for night travel. Utility Model Content

[0003] The utility model aims to overcome the deficiencies of the prior art and to provide a wheelchair which is convenient for night travel and has a lighting device which can be easily disassembled when not in use and does not occupy space, and the installation position of the lighting device can be adjusted according to needs.

[0004] The specific technical solution of the utility model is:

[0005] A wheelchair convenient for night travel comprises: a support frame, a seat, a backrest and two armrests mounted on the support frame, two wheels and two steering front wheels pivotally connected to the two side ends of the support frame in a one-to-one correspondence, at least one adjustable lighting device detachably connected to the armrests, and an electric drive device for the wheelchair; a coaxially arranged manual rotating wheel is mounted on the outer side of the wheel; the manual rotating wheel is convenient for driving the wheel to rotate by hand.

[0006] Preferably, the adjustable lighting device comprises: a connecting seat detachably connected to the armrest, a lighting lamp, an adjustable lighting seat clamping the lighting lamp, an adjustable hose connected to the upper end of the connecting seat at one end, and a damping joint; the other end of the adjustable hose is connected to the lower end of the adjustable lighting seat through the damping joint; the adjustable hose is a universal positioning bamboo tube; and the damping joint is an arbitrary stop universal damping ball head joint.

[0007] Preferably, the connection seat is a heavy clamp; one end of the adjustable hose is connected to the heavy clamp; when the adjustable lighting device is in use, the heavy clamp clamps the handrail.

[0008] Preferably, the connecting seat comprises: a connecting body, a screw rod having one end connected to the lower end of the connecting body; an adjustable hose having one end connected to the upper end of the connecting body; a handrail having a screw hole adapted to the screw rod; when the adjustable lighting device is in use, the screw rod is screwed to the screw hole.

[0009] Preferably, the lighting lamp is a flashlight.

[0010] Preferably, the adjustable lighting seat is a flashlight bracket; the other end of the universal positioning bamboo tube is connected to the lower end of the flashlight bracket through a damping joint; the flashlight and the flashlight bracket are ready-made products that can be purchased at a low cost.

[0011] Preferably, the adjustable lighting seat includes: a seat plate, two side plates respectively connected to one end surface of the seat plate, at least one slide rail, a splint located between the two side plates and slidably connected to one end surface of the seat plate through the slide rail, and compression springs whose two ends are connected one-to-one with the splint and the opposite end of one side plate; an arc-shaped clamping surface is respectively provided at the opposite end of the splint and the other side plate; the two arc-shaped clamping surfaces clamp the lighting lamp; the other end of the universal positioning bamboo tube is connected to the lower end of the other side plate through a damping joint.

[0012] Preferably, the electric drive device of the wheelchair comprises: a battery installed at the lower end of the support frame, two drive components corresponding to the two wheels one by one, and a controller installed at the upper end of an armrest; the drive component comprises: a driven sprocket coaxially connected to the inner side of the wheel, a motor installed at the lower end of the support frame, a driving sprocket connected to the output shaft of the motor, and a chain respectively connected to the driving sprocket and the driven sprocket; the motor and the battery are electrically connected to the controller respectively; the motor is a DC stepping motor or a DC servo motor.

[0013] Preferably, the wheelchair convenient for night travel further comprises: two handles mounted on the upper end of the rear side of the support frame; the handles facilitate the accompanying personnel to move the wheelchair.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the wheelchair that is convenient for night travel is equipped with a detachable and adjustable lighting device, which can meet the needs of night travel, improve the safety of night travel, and improve the independent living ability of wheelchair users; the adjustable lighting device is detachably connected to an armrest, which is convenient to disassemble when not in use and does not occupy space, and the installation position of the lighting device can be adjusted as needed; the lighting lamp is clamped by an adjustable lighting seat, which is convenient for removing the lighting lamp for charging when traveling during the day. The connecting seat and the adjustable lighting seat of the adjustable lighting device are convenient to use and easy to operate, and the assembly, disassembly, adjustment and replacement can be completed without the help of other tools. One end of the adjustable hose of the adjustable lighting device is connected to the upper end of the connecting seat, and the other end of the adjustable hose is connected to the lower end of the adjustable lighting seat through a damping joint. The adjustable hose is a universal positioning bamboo tube, and the damping joint is an arbitrary stop universal damping ball head joint, which can conveniently adjust the orientation of the lighting lamp as needed. It is driven by the electric drive device of the wheelchair, which is beneficial for the wheelchair user to save physical strength. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the utility model;

[0016] Figure 2 It is a structural schematic diagram of an adjustable lighting device.

[0017] In the figure: support frame 1, seat 2, backrest 3, armrest 4, wheel 5, steering front wheel 6, handle 7, manual wheel 8, strong clamp 9, flashlight 10, universal positioning bamboo tube 11, arbitrary stop universal damping ball joint 12, seat plate 13, side plate 14, slide rail 15, splint 16, compression spring 17, arc clamping surface 18, battery 19, controller 20, DC stepping motor 21, driving sprocket 22, chain 23. DETAILED DESCRIPTION

[0018] The utility model is further described below in conjunction with the accompanying drawings.

[0019] As attached Figure 1 , Attachment Figure 2 As shown: A wheelchair that is convenient for night travel, comprising: a support frame 1, a seat 2, a backrest 3 and two armrests 4 mounted on the support frame 1, two wheels 5 and two steering front wheels 6 that are pivotally connected to the two side ends of the support frame 1 through bearings in a one-to-one correspondence, two handles 7 mounted on the upper end of the rear side of the support frame 1, an adjustable lighting device that is detachably connected to an armrest 4, and a wheelchair electric drive device; a coaxially arranged manual rotating wheel 8 is mounted on the outer side of the wheel 5. The two steering front wheels 6 are located in front of the two wheels 5 in a one-to-one correspondence; the manual rotating wheel 8 is convenient for manually driving the wheels 5 to rotate; and the handle 7 is convenient for the accompanying person to move the wheelchair.

[0020] The adjustable lighting device comprises: a powerful clamp 9 connected to the armrest 4, a flashlight 10, a universal positioning bamboo tube 11 with one end screwed to the upper end of the powerful clamp 9, an arbitrary stop universal damping ball joint 12, and an adjustable lighting seat; the adjustable lighting seat comprises: a seat plate 13, two side plates 14 respectively screwed to one end surface of the seat plate 13, two slide rails 15, a clamping plate 16 located between the two side plates 14 and slidably connected to one end surface of the seat plate 13 through the slide rails 15, and a compression spring 17 with two ends connected to the clamping plate 16 and the opposite end of one side plate 14 in a one-to-one correspondence; an arc-shaped clamping surface 18 is respectively provided at the opposite end of the clamping plate 16 and the other side plate 14; the two arc-shaped clamping surfaces 18 clamp the flashlight 10; the other end of the universal positioning bamboo tube 11 is connected to the lower end of the other side plate 14 through a damping joint.

[0021] The electric drive device of the wheelchair includes: a battery 19 installed at the lower end of the support frame 1, two drive components corresponding to the two wheels 5, and a controller 20 installed at the upper end of an armrest 4; the drive component includes: a driven sprocket (not shown) coaxially connected to the inner side of the wheel 5, a DC stepping motor 21 installed at the lower end of the support frame 1, a driving sprocket 22 keyed to the output shaft of the motor 22, and a chain 23 drivingly connected to the driving sprocket 22 and the driven sprocket respectively; the motor 22 and the battery 19 are electrically connected to the controller 20 respectively.

[0022] In addition to the above-mentioned embodiments, within the scope disclosed in the claims and the specification of the utility model, the technical features or technical data of the utility model can be reselected and combined to form new embodiments, which can be achieved by those skilled in the art without creative work. Therefore, these embodiments that are not described in detail in the utility model should also be regarded as specific embodiments of the utility model and within the protection scope of the utility model.

Claims

1. A wheelchair that is convenient for nighttime travel, comprising: A supporting frame, a seat, a backrest and two armrests mounted on the supporting frame, two wheels and two steering front wheels pivotally connected to the two side ends of the supporting frame in a one-to-one correspondence, wherein the wheelchair convenient for night travel also includes: at least one adjustable lighting device detachably connected to the armrest, an electric drive device for the wheelchair; a coaxially arranged manual rotating wheel is mounted on the outer side of the wheel; the adjustable lighting device includes a connecting seat detachably connected to the armrest, a lighting lamp, an adjustable lighting seat clamping the lighting lamp, an adjustable hose connected to the connecting seat at one end, and a damping joint; the other end of the adjustable hose is connected to the adjustable lighting seat via a damping joint; the connecting seat is a large force clamp, and one end of the adjustable hose is connected to the large force clamp.

2. The wheelchair for night travel according to claim 1, characterized in that: The lighting lamp is a flashlight.

3. The wheelchair for night travel according to claim 2, characterized in that: The adjustable lighting seat is a flashlight bracket; the other end of the universal positioning bamboo tube is connected with the lower end of the flashlight bracket through a damping joint; and the flashlight bracket clamps the lighting lamp.

4. The wheelchair for night travel according to claim 1 or 2, characterized in that: The adjustable lighting seat includes: a seat plate, two side plates respectively connected to one end surface of the seat plate, at least one slide rail, a clamping plate located between the two side plates and slidably connected to one end surface of the seat plate through the slide rail, and compression springs whose two ends are connected to the clamping plate and the opposite end of one side plate in a one-to-one correspondence; an arc-shaped clamping surface is respectively provided at the opposite end of the clamping plate and the other side plate; the two arc-shaped clamping surfaces clamp the lighting lamp; the other end of the universal positioning bamboo tube is connected to the other side plate through a damping joint.

5. The wheelchair for night travel according to claim 1 or 2, characterized in that: The electric drive device of the wheelchair comprises: a battery installed at the lower end of the support frame, two drive components corresponding to the two wheels one by one, and a controller installed at the upper end of an armrest; the drive component comprises: a driven sprocket coaxially connected to the inner side of the wheel, a motor installed at the lower end of the support frame, a driving sprocket connected to the output shaft of the motor, and a chain drivingly connected to the driving sprocket and the driven sprocket respectively; the motor and the battery are electrically connected to the controller respectively.

6. The wheelchair for night travel according to claim 1, characterized in that: Also includes: Two handles are mounted on the upper end of the rear side of the support frame.

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