CN213130370U - Wheelchair with rear wheel hand brake - Google Patents
Wheelchair with rear wheel hand brake Download PDFInfo
- Publication number
- CN213130370U CN213130370U CN202021562774.0U CN202021562774U CN213130370U CN 213130370 U CN213130370 U CN 213130370U CN 202021562774 U CN202021562774 U CN 202021562774U CN 213130370 U CN213130370 U CN 213130370U
- Authority
- CN
- China
- Prior art keywords
- brake
- connecting rod
- wheelchair
- rear wheel
- handlebar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 239000010720 hydraulic oil Substances 0.000 claims description 7
- 238000010276 construction Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000080 chela (arthropods) Anatomy 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
Images
Landscapes
- Handcart (AREA)
Abstract
The utility model belongs to the technical field of electronic wheelchair braking, especially, relate to a wheelchair with rear wheel manual brake. The to-be-solved technical problem of the utility model is to provide a wheelchair with rear wheel manual brake. A wheelchair with a rear wheel hand brake comprises a front driving wheel, a storage battery, a handlebar, a brake handle, a first connecting rod, a hydraulic jack, a rear wheel, a brake disc, an L-shaped support frame, a second connecting rod, a brake caliper and a brake cable; a battery jar is arranged on the left side of the handlebar and used for providing power, and a front driving wheel is connected to the bottom of the handlebar in a transmission manner and used for driving the wheelchair; the right side of the handlebar is provided with a first connecting rod, and the bottom of the right end of the first connecting rod is provided with a hydraulic jack. The utility model discloses avoided directly carrying out the safety risk that the brake caused to the front driving wheel, wheel brake structure can not cause and can not use owing to the detachable construction of wheel around the electronic wheelchair moreover.
Description
Technical Field
The utility model belongs to the technical field of electronic wheelchair braking, especially, relate to a wheelchair with rear wheel manual brake.
Background
The disabled people have inconvenience in daily life, the manual wheelchair has high strength for long time, the moving range of a user is limited, and people can enjoy the new growth hope with the birth of the electric wheelchair. The disabled can realize independent walking by operating the electric wheelchair without depending on the help of other people, so that the disabled can live more easily and conveniently.
But the electronic wheelchair on the existing market is generally all expensive, and is heavier moreover, moves slowly, difficult carrying when going out the distant gate, has an electronic locomotive on the existing market, can form the electronic wheelchair of tricycle form with the equipment of manual wheelchair, and speed is faster, controls more convenient and smooth and easy, is fit for young disabled person's friend to use more, but this kind of electronic wheelchair because its detachable construction generally only has the brake of front drive wheel, and is well known, and there is the safety risk in the direct front wheel that brakes of operation in the electric motor car etc..
SUMMERY OF THE UTILITY MODEL
The utility model discloses an overcome the electronic wheelchair that has the detachable tricycle form on the existing market, this kind of electronic wheelchair has the shortcoming of certain safe risk because detachable construction generally only has the front drive wheel brake, the to-be-solved technical problem of the utility model is to provide a wheelchair with rear wheel manual brake.
The utility model is achieved by the following concrete technical means:
a wheelchair with a rear wheel hand brake comprises a front driving wheel, a storage battery, a handlebar, a brake handle, a first connecting rod, a hydraulic jack, a rear wheel, a brake disc, an L-shaped support frame, a second connecting rod, a brake caliper and a brake cable; a battery jar is arranged on the left side of the handlebar and used for providing power, and a front driving wheel is connected to the bottom of the handlebar in a transmission manner and used for driving the wheelchair; a first connecting rod is arranged on the right side of the handlebar, a hydraulic jack is arranged at the bottom of the right end of the first connecting rod, the hydraulic jack is in transmission connection with a brake handle positioned on the top of the handlebar through a hydraulic oil pipe, and the hydraulic oil pipe is fixedly connected to the first connecting rod through a clamp; the top of a transverse shaft of the rear wheel is provided with an L-shaped support frame, the top of the L-shaped support frame is provided with a seat, and the bent end part of the L-shaped support frame is connected with a pedal and a universal wheel; the bottom of the L-shaped support frame is connected with a second connecting rod through a support, and the right end of the second connecting rod is connected with a transverse shaft of the rear wheel; the left end of the second connecting rod is provided with a first clamping groove used for clamping a first clamping rod at the end part of the first connecting rod; the right side of the first clamping groove is rotatably connected with a swinging plate, the top of the swinging plate is connected with the support through a spring, and the bottom of the swinging plate is provided with a second clamping groove for clamping a second clamping rod at the end part of the first connecting rod; a brake disc is arranged at the hub of the rear wheel, brake calipers are arranged on the brake disc, brake cables are connected onto the brake calipers, one ends of the brake cables are fixedly connected with the bottom of the L-shaped support frame through clamps, and the other ends of the brake cables are fixedly connected with the top of the second connecting rod through clamps; the bottom of the second connecting rod is rotatably connected with a lever plate, the bottom of the lever plate is in contact with the output end of the hydraulic jack, and the top of the lever plate is clamped with the end of the brake cable.
Furthermore, both sides all are equipped with first draw-in groove around the second connecting rod left end, and both sides all rotate around and are connected with the swing board, and both sides all are equipped with corresponding first kelly and second kelly around the first connecting rod.
Further, a spongy cushion is arranged at the top of the seat.
Furthermore, mud guards are arranged at the tops of the front driving wheels and the rear wheels.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses a set up and to dismantle the front driving wheel and the rear wheel of connection, form the electronic wheelchair of tricycle form, wheelchair and operation wheelchair about the convenience of customers, and through brake lever drive hydraulic ram on the handlebar, the hydraulic ram drives the lever board and rotates, and then the brake disc is clinched to the brake pincers on the drive rear wheel, the effect of brake has been reached, the safety risk that directly brakes the leading driving wheel and cause has been avoided, wheel brake structure can not cause unusable because of the detachable construction of wheel around the electronic wheelchair moreover.
Drawings
Fig. 1 is a schematic view of the structure of the present invention.
Fig. 2 is an enlarged schematic view of a in fig. 1 according to the present invention.
Fig. 3 is an enlarged schematic view of B in fig. 1 according to the present invention.
The labels in the figures are: 1-front driving wheel, 2-battery jar, 3-handlebar, 4-brake handle, 5-hydraulic oil pipe, 6-first connecting rod, 7-hoop, 8-hydraulic jack, 9-rear wheel, 10-brake disc, 11-L-shaped support frame, 12-seat, 13-second connecting rod, 14-brake caliper, 15-brake cable, 16-universal wheel, 17-pedal, 18-support, 19-first clamping rod, 20-second clamping rod, 21-first clamping groove, 22-swinging plate, 23-spring, 24-second clamping groove and 25-lever plate.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Examples
A wheelchair with a rear wheel hand brake is shown in figures 1-3 and comprises a front driving wheel 1, a battery 2, a handlebar 3, a brake handle 4, a first connecting rod 6, a hydraulic jack 8, a rear wheel 9, a brake disc 10, an L-shaped support frame 11, a second connecting rod 13, a brake caliper 14 and a brake cable 15; a battery jar 2 is arranged on the left side of the handlebar 3 and used for providing power, and a front driving wheel 1 is connected to the bottom of the handlebar 3 in a transmission manner and used for driving a wheelchair; a first connecting rod 6 is arranged on the right side of the handlebar 3, a hydraulic ram 8 is arranged at the bottom of the right end of the first connecting rod 6, the hydraulic ram 8 is in transmission connection with a brake handle 4 positioned on the top of the handlebar 3 through a hydraulic oil pipe 5, and the hydraulic oil pipe 5 is fixedly connected to the first connecting rod 6 through a clamp 7; the top of a transverse shaft of the rear wheel 9 is provided with an L-shaped support frame 11, the top of the L-shaped support frame 11 is provided with a seat 12, and the bent end part of the L-shaped support frame 11 is connected with a pedal 17 and a universal wheel 16; the bottom of the L-shaped support frame 11 is connected with a second connecting rod 13 through a support 18, and the right end of the second connecting rod 13 is connected with a transverse shaft of the rear wheel 9; the left end of the second connecting rod 13 is provided with a first clamping groove 21 for clamping a first clamping rod 19 at the end part of the first connecting rod 6; the right side of the first clamping groove 21 is rotatably connected with a swinging plate 22, the top of the swinging plate 22 is connected with the support 18 through a spring 23, and the bottom of the swinging plate 22 is provided with a second clamping groove 24 for clamping a second clamping rod 20 at the end part of the first connecting rod 6; a brake disc 10 is arranged at the hub of the rear wheel 9, a brake caliper 14 is arranged on the brake disc 10, a brake cable 15 is connected to the brake caliper 14, one end of the brake cable 15 is fixedly connected with the bottom of the L-shaped support frame 11 through a hoop 7, and the other end of the brake cable 15 is fixedly connected with the top of the second connecting rod 13 through the hoop 7; the bottom of the second connecting rod 13 is rotatably connected with a lever plate 25, the bottom of the lever plate 25 is in contact with the output end of the hydraulic ram 8, and the top of the lever plate is clamped with the end part of the brake cable 15.
Both sides all are equipped with first draw-in groove 21 around the second connecting rod 13 left end, and both sides are rotated all around and are connected with swing board 22, and both sides all are equipped with corresponding first kelly 19 and second kelly 20 around the first connecting rod 6.
When the user uses this electric wheelchair, at first can sit on seat 12, then go into the first draw-in groove 21 of second connecting rod 13 tip with the first kelly 19 card of first connecting rod 6 tip, can restrict the lateral motion of first connecting rod 6 and second connecting rod 13, second kelly 20 card goes into the second draw-in groove 24 of swinging plate 22, can restrict the vertical motion of first connecting rod 6 and second connecting rod 13, so can form electric wheelchair with front driving wheel 1 and rear wheel 9 fixed connection, the convenience of customers gets on and off the wheelchair, and conveniently operate the wheelchair through handlebar 3.
When the electronic wheelchair in-process of traveling needs the brake, the user is through pressing brake handle 4 on the handlebar 3, can be through hydraulic pressure oil pipe 5 drive hydraulic ram 8, the telescopic link in the hydraulic ram 8 is ejecting, push up lever plate 25 bottom, because lever plate 25 top is connected with the rotation of second connecting rod 13, and lever plate 25 top and 15 tip joints of brake cable, so pulling brake cable 15, and then play brake caliper 14, clinch brake disc 10 on the 9 wheel hub of rear wheel, and then reach the effect of brake, avoided directly braking the safe risk that causes to preceding driving wheel 1, and wheel 9 brake structure can not cause and can not use owing to the detachable construction of electronic wheelchair front and rear wheel 9 afterwards.
Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.
Claims (4)
1. A wheelchair with a rear wheel hand brake is characterized by comprising a front driving wheel (1), a battery (2), a handlebar (3), a brake handle (4), a first connecting rod (6), a hydraulic jack (8), a rear wheel (9), a brake disc (10), an L-shaped support frame (11), a second connecting rod (13), a brake caliper (14) and a brake cable (15); a battery jar (2) is arranged on the left side of the handlebar (3) and used for providing power, and a front driving wheel (1) is connected to the bottom of the handlebar (3) in a transmission manner and used for driving the wheelchair; a first connecting rod (6) is arranged on the right side of the handlebar (3), a hydraulic ram (8) is arranged at the bottom of the right end of the first connecting rod (6), the hydraulic ram (8) is in transmission connection with a brake handle (4) positioned at the top of the handlebar (3) through a hydraulic oil pipe (5), and the hydraulic oil pipe (5) is fixedly connected with the first connecting rod (6) through a clamp (7); an L-shaped support frame (11) is arranged at the top of a transverse shaft of the rear wheel (9), a seat (12) is arranged at the top of the L-shaped support frame (11), and a bent end part of the L-shaped support frame (11) is connected with a pedal (17) and a universal wheel (16); the bottom of the L-shaped support frame (11) is connected with a second connecting rod (13) through a support (18), and the right end of the second connecting rod (13) is connected with a transverse shaft of the rear wheel (9); the left end of the second connecting rod (13) is provided with a first clamping groove (21) which is used for clamping a first clamping rod (19) at the end part of the first connecting rod (6); the right side of the first clamping groove (21) is rotatably connected with a swinging plate (22), the top of the swinging plate (22) is connected with the support (18) through a spring (23), and the bottom of the swinging plate is provided with a second clamping groove (24) for clamping a second clamping rod (20) at the end part of the first connecting rod (6); a brake disc (10) is arranged at the hub of the rear wheel (9), brake calipers (14) are arranged on the brake disc (10), brake cables (15) are connected to the brake calipers (14), one ends of the brake cables (15) are fixedly connected to the bottom of the L-shaped support frame (11) through clamping hoops (7), and the other ends of the brake cables (15) are fixedly connected to the top of the second connecting rod (13) through the clamping hoops (7); the bottom of the second connecting rod (13) is rotatably connected with a lever plate (25), the bottom of the lever plate (25) is in contact with the output end of the hydraulic jack (8), and the top of the lever plate is clamped with the end part of the brake cable (15).
2. The wheelchair with the rear wheel hand brake as claimed in claim 1, wherein the second connecting rod (13) is provided with first locking grooves (21) at the front and rear sides of the left end, and is rotatably connected with swing plates (22) at the front and rear sides, and the first connecting rod (6) is provided with corresponding first locking rods (19) and second locking rods (20) at the front and rear sides.
3. The wheelchair with the hand brake of the rear wheel as claimed in claim 2, wherein a sponge pad is arranged on the top of the seat (12).
4. A wheelchair with a hand brake for rear wheels according to claim 3, characterized in that the front driving wheels (1) and the rear wheels (9) are provided with mud guards at the top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021562774.0U CN213130370U (en) | 2020-07-31 | 2020-07-31 | Wheelchair with rear wheel hand brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021562774.0U CN213130370U (en) | 2020-07-31 | 2020-07-31 | Wheelchair with rear wheel hand brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213130370U true CN213130370U (en) | 2021-05-07 |
Family
ID=75735193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021562774.0U Expired - Fee Related CN213130370U (en) | 2020-07-31 | 2020-07-31 | Wheelchair with rear wheel hand brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213130370U (en) |
-
2020
- 2020-07-31 CN CN202021562774.0U patent/CN213130370U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2003068125A3 (en) | Manually-propelled wheelchair | |
| CN201179929Y (en) | Body-building tricycle | |
| CN206107474U (en) | Footboard sitting posture tricycle rear wheel braking system | |
| GB0203636D0 (en) | Tread wheel frame system | |
| CN213130370U (en) | Wheelchair with rear wheel hand brake | |
| CN202624503U (en) | Rear wheel drive (RWD) full foot-control third wheel electric vehicle | |
| CN206374903U (en) | A kind of clutch out of supply for kiddie car | |
| CN200988559Y (en) | Foot braker for electric leisure tricycle | |
| CN201469542U (en) | Push rod driving type wheelchair | |
| CN101811436B (en) | Operation control system of crawler-type vehicle | |
| CN204979112U (en) | Novel dual -purpose electric bicycle | |
| CN208007215U (en) | A kind of national standard electric bicycle of chain drive | |
| CN211442655U (en) | Brake lever boosting structure of electric bicycle | |
| CN211442656U (en) | Electric scooter's brake equipment | |
| CN201611751U (en) | Electric runaway used for transmission line examination and repair | |
| CN202574532U (en) | Brake apparatus of pedal scooter | |
| CN201745697U (en) | Electric vehicle | |
| CN203612161U (en) | Three-wheeled united braking control device of right motor tricycle | |
| CN218646605U (en) | Brake inspection device is used in storage battery car production | |
| CN215459435U (en) | Disabled person electric chair capable of preventing automatic sliding | |
| CN210284484U (en) | Bicycle with a wheel | |
| CN213384258U (en) | Automatic parking braking device of rail flaw detection vehicle | |
| CN219848120U (en) | Monorail sliding trolley with driving device | |
| CN212950778U (en) | Brake device of hand trolley | |
| CN216807700U (en) | Rope clamping device for elevator rescue |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210507 |