CN111003089A

CN111003089A - Bicycle for old people to ride instead of walk

Info

Publication number: CN111003089A
Application number: CN201911416953.5A
Authority: CN
Inventors: 孙秀君
Original assignee: Kunshan Jinaer Sports Equipment Co ltd
Current assignee: Kunshan Jinaer Sports Equipment Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-04-14

Abstract

A bicycle for the elderly to ride instead of walk comprises a tricycle frame, wherein a front wheel assembly, a rear wheel assembly and a seat component are arranged on the tricycle frame, the front wheel assembly comprises a front fork, a handle vertical tube, a handle and a single front wheel, and the handle is of a closed annular structure; the seat assembly comprises an adjusting block, a seat tube bundle, a seat tube and a seat cushion, the seat tube bundle is fixedly arranged on the adjusting block along the vertical direction, a backrest tube bundle extending along the horizontal direction is arranged on the seat tube, and the backrest assembly is arranged in the backrest tube bundle in a sliding manner; the tricycle frame is provided with a slideway, and the adjusting block is arranged in the slideway in a sliding manner. Handle that is closed loop configuration and sets up when the control front wheel turns to, the detached distance between the operator's two hands is shorter, and the seat subassembly passes through the adjustable setting of regulating block on the tricycle frame, and the seat subassembly can satisfy the old person to the seatpad height, the regulation of distance between seatpad and the handle, and the handle of closed loop configuration and adjustable seat subassembly reduce the tricycle and control the degree of difficulty in order to satisfy old person's trip demand at the in-process of traveling.

Description

Bicycle for old people to ride instead of walk

Technical Field

The invention relates to the technical field of bicycles, in particular to a bicycle for replacing the walking for the old.

Background

The bicycle is a traditional industry, has a history of more than 100 years, is a favorite transportation and fitness tool for residents in all countries, particularly developed countries, in the world again due to the problems of environmental protection and transportation, the center of gravity of the bicycle industry in the world is being changed from the traditional transportation tool instead of walking to sports, mountain land and leisure, and the bicycle is a popular sports, fitness, leisure and entertainment product in developed countries such as the United states, Europe and the Japan.

Tricycle compares two-wheeled bicycle stability in daily use better, is fit for as the travel instrument of older old man, but tricycle on the market all is leading with freight at present, can not satisfy old person's trip demand in the automobile body design, and prior art has the improvement part.

Disclosure of Invention

In order to solve the technical problems, the invention provides a bicycle for the old, which is convenient for the old to adjust the distance between a seat cushion and a handle through a seat assembly which is arranged on a tricycle frame in an adjustable manner, is convenient for the old to control the direction of the bicycle through the handle with a closed annular structure, and reduces the control difficulty of a tricycle in the running process so as to meet the travel requirement of the old.

In order to achieve the purpose, the technical scheme of the invention is as follows: a scooter for the aged comprises a tricycle frame, wherein the tricycle frame is provided with a front wheel assembly, a rear wheel assembly and a seat assembly,

the front wheel assembly comprises a front fork, a handle vertical tube, a handle and a single front wheel, wherein the handle is in a closed annular structure;

the rear wheel assembly comprises a rear fork and double rear wheels;

the seat assembly comprises an adjusting block, a seat tube bundle, a seat tube and a seat cushion, wherein the adjusting block is arranged on the tricycle frame in a sliding mode, the seat tube bundle is fixedly arranged on the adjusting block along the vertical direction, the seat tube is arranged in the seat tube bundle in a sliding mode, a backrest tube bundle extending along the horizontal direction is arranged on the seat tube, and the backrest assembly is arranged in the backrest tube bundle in a sliding mode;

the tricycle frame is provided with a slide way, the adjusting block is arranged in the slide way in a sliding mode, and the adjusting block is further provided with a positioning piece used for fixing the adjusting block in the slide way.

By adopting the technical scheme, when the handle arranged in the closed annular structure controls the front wheel to steer, the distance between two hands of an operator is shorter, and the operator can even rotate the handle by one hand to rotate the front wheel when steering, so that the problem that the distance between two hands of an old person is shorter when the old person rides the bicycle is solved; the seat subassembly is through the adjustable setting of regulating block of slip setting in the slide on the tricycle frame, make things convenient for the operator to adjust the distance between seatpad and the handle, the seat pipe slides and sets up the height that makes things convenient for operator adjustment seatpad in present tube bank, the seat subassembly can satisfy the old person to the seatpad height, the regulation of distance between seatpad and the handle, improve the old person in the comfort level of the in-process of riding, the handle of closed loop configuration and adjustable seat subassembly reduce the tricycle and control the degree of difficulty in order to satisfy the travel demand of old person at the in-process of traveling.

The invention is further configured to: handle standpipe one end with front fork fixed connection, the other end are provided with the handle sleeve, the handle sleeve with the handle standpipe is T type structure, be provided with two at least on the handle sleeve and be used for fixing the quick detach of handle is buckled, the handle reaches the telescopic cross-section of handle is circular, the handle cover is located in the handle sleeve.

Through adopting above-mentioned technical scheme, the handle is fixed in the handle sleeve through opening the release buckle, and the operator can demolish the release buckle and can rotate the handle in the handle sleeve, makes things convenient for the operator to adjust the height of handle and the angle of handle.

The invention is further configured to: the handle vertical pipes are provided with two handle vertical pipes which are respectively symmetrically arranged in the axis direction of the front wheel, the two handle vertical pipes are arranged in parallel, and the two handle vertical pipes are fixedly connected with the handle sleeve.

Through adopting above-mentioned technical scheme, the hand (hold) standpipe of two parallel arrangement can improve the moment between hand (hold) standpipe and the front fork when turning to greatly to improve the stability of turning to in-process handle subassembly.

The invention is further configured to: the handle is an isosceles trapezoid structure, the shorter side of the handle is located in the handle sleeve, and the corners of the handle are provided with fillets.

Through adopting above-mentioned technical scheme, make things convenient for the operator to grab the handle and reflect the position of front wheel through the position of handle.

The invention is further configured to: the backrest component comprises a support frame and a back cushion arranged on the support frame, the support frame is arranged on an adjusting pipe in the backrest pipe bundle in a sliding mode, and the backrest pipe bundle is provided with a fastener used for fixing the adjusting pipe.

Through adopting above-mentioned technical scheme, the control tube slides and sets up in back tube bank, and the operator can adjust the distance between cushion and the seatpad, guarantees that the old person is at the in-process back of riding and is supported, and the back subassembly makes the old person at the in-process back of riding through the cushion and obtains supporting, improves the comfortable degree of the old person in-process of riding greatly.

The invention is further configured to: the support frame still including with control tube fixed connection's connecting rod, the connecting rod with the control tube is the setting of T style of calligraphy, the both ends of connecting rod are provided with respectively along the slide bar of vertical direction parallel extension, two it is used for fixing to slide on the slide bar the cushion support of cushion, be provided with on the cushion support and be used for fixing the fastener of cushion support.

Through adopting above-mentioned technical scheme, the cushion support can slide on the pole that slides to the height of adjustment cushion makes things convenient for the operator to adjust the cushion to the strong point at back, guarantees that the old person obtains sufficient support at the in-process back of riding.

The invention is further configured to: one end of the sliding rod, which is far away from the connecting rod, is provided with a U-shaped handrail, and the handrail is arranged along the horizontal direction.

Through adopting above-mentioned technical scheme, the handrail that the slide bar tip set up makes things convenient for the old person to promote the bicycle through the handrail on the one hand when not riding by bike, and on the other hand makes things convenient for the old person hand to support the health when getting on or off the bus, guarantees the security that the old person got on or off the bus.

The invention is further configured to: the tricycle frame is provided with a storage basket, the storage basket is fixedly arranged on one side close to the double rear wheels, and the storage basket is located below the handrails.

Through adopting above-mentioned technical scheme, the storing basket sets up two rear wheel one sides of tricycle frame, guarantees that the bicycle is in the rear of the in-process focus of traveling, avoids the bicycle to take place to turn over before the brake, and the storing basket is located the handrail below simultaneously, and the old person can hold up the handrail in one hand the other hand when putting into or taking out article and operate, reduces the injury to the waist when the old person takes and puts article.

The invention is further configured to: the tricycle frame is further provided with a transmission assembly, the transmission assembly comprises pedals, a retaining assembly is arranged on each pedal, the retaining assembly comprises a fixed pulley fixedly arranged on the tricycle frame and a rope connected between the two pedals, the rope is sleeved on the fixed pulley, the fixed pulley is arranged between the two pedals, the fixed pulley comprises a pulley body and a pulley frame, the pulley frame comprises a rotating shaft arranged in the horizontal direction, and the fixed pulley is connected with the tricycle frame through the rotating shaft.

Through adopting above-mentioned technical scheme, the face that keeps the subassembly on the running-board can make the running-board keeps the horizontality always and can not take place the upset, and the old person takes place to slide along with the running-board and moves under the effect of fixed pulley at the in-process rope of riding, avoids interfering operator's foot at the in-process rope body of riding, leaves the running-board at the foot after, and the rope guarantees that the running-board continuously receives the pulling force to guarantee that the package face of running-board keeps the level.

The invention is further configured to: the seat tube bundle is obliquely arranged towards one side of the double rear wheels, a supporting tube is arranged on one side, close to the double rear wheels, of the adjusting block, and the supporting tube, the adjusting block and the seat tube bundle form a triangular structure.

Through adopting above-mentioned technical scheme, stay tube, regulating block and make the tube bank and constitute triangle-shaped on the one hand and can improve the load strength of seat tube bank greatly, and the pressure that the seat tube received can be decomposed into the power of horizontal direction and the power of vertical direction with the seat tube bank that on the other hand slope set up to the pressure that receives when reducing the fixed seat tube of fastener.

In summary, the present invention has the following effects:

1. the handle with the closed annular structure and the adjustable seat assembly reduce the control difficulty of the tricycle in the running process and meet the traveling requirements of people with damaged bodies, such as the old;

2. the handle with the closed annular structure can reduce the separation distance between two hands of a rider, and the advancing direction of the bicycle can be controlled by finding any holding point on the handle;

3. the seat subassembly not only considers the regulation of seatpad height, also considers the distance between seatpad position and the handle to guarantee that the crowd that waist function descends can adjust suitable position, improved the comfort level of riding passerby among the riding process greatly.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the embodiments or the description of the prior art will be briefly described below.

FIG. 1 is a schematic view of the overall structure of a bicycle for riding instead of walking for the elderly;

FIG. 2 is a schematic view of the overall structure of one side of a seat assembly of the scooter for elderly people;

FIG. 3 is a schematic structural view of the front wheel assembly;

FIG. 4 is a schematic view of the overall structure of the tricycle frame;

fig. 5 is a schematic view of the structure of the seat assembly.

In the figure: 1. a tricycle frame; 11. a slideway; 111. a gap; 112. a support bar; 2. a front wheel assembly; 21. a front fork; 22. a handle vertical tube; 23. a handle; 231. an inflection point; 24. a single front wheel; 25. a handle sleeve; 26. a standpipe sleeve; 3. a rear wheel assembly; 31. a rear fork; 32. double rear wheels; 4. a seat assembly; 41. an adjusting block; 411. an upper sliding plate; 412. a lower sliding plate; 413. a guide post; 414. a bolt; 415. fastening a nut; 2. a seat tube bundle; 43. a seat tube; 44. a seat cushion; 45. supporting a tube; 5. a backrest assembly; 51. a support frame; 511. an adjusting tube; 512. a slide bar; 513. a connecting rod; 52. a back cushion bracket; 53. back cushion; 54. a handrail; 55. a backrest tube bundle; 6. a storage basket; 7. a transmission assembly; 71. a foot pedal; 8. a holding assembly; 81. a rope; 82. a pulley body; 83. a carriage; 84. a rotating shaft; 9. a positioning member; 10. quickly detaching the buckle; 12. a fastener.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, 2 and 4, a scooter for the elderly comprises a tricycle frame, wherein a front wheel assembly, a rear wheel assembly and a seat assembly are arranged on the tricycle frame. The front wheel assembly comprises a front fork, a handle vertical tube, a handle and a single front wheel, wherein the handle is in a closed annular structure; the rear wheel assembly comprises a rear fork and double rear wheels; the seat assembly comprises an adjusting block, a seat tube bundle, a seat tube and a seat cushion, wherein the adjusting block is arranged on the tricycle frame in a sliding mode, the seat tube bundle is fixedly arranged on the adjusting block along the vertical direction, the seat tube is arranged in the seat tube bundle in a sliding mode, a backrest tube bundle extending along the horizontal direction is arranged on the seat tube, and the backrest assembly is arranged in the backrest tube bundle in a sliding mode; the tricycle frame is provided with a slide way, the adjusting block is arranged in the slide way in a sliding mode, and the adjusting block is further provided with a positioning piece used for fixing the adjusting block in the slide way. In the scheme, in order to improve the supporting load of the seat tube bundle, the seat tube bundle is obliquely arranged towards one side of the double rear wheels, the adjusting block is provided with a supporting tube close to one side of the double rear wheels, and the supporting tube, the adjusting block and the seat tube bundle form a triangular structure; as shown in fig. 4 and 5, the slide way has a gap opened on the tricycle frame and support rods located at both sides of the gap; the adjusting block is including last sliding plate and the lower sliding plate that is used for the joint slide, the setting element is two settings and is in the guide post that sets up between last sliding plate and the lower sliding plate and the bolt of setting between two guide posts, the fixed setting of one end of bolt is in last sliding plate, the other end is worn to establish lower sliding plate, be connected with fastening nut on the bolt, the one end of guide post is fixed on last sliding plate, and the other end is worn to penetrate lower sliding plate, bolt and guide post set up in the clearance.

As shown in fig. 3, one end of the handle vertical tube is fixedly connected to the front fork, the other end of the handle vertical tube is provided with a handle sleeve, at least two quick release fasteners for fixing the handle are arranged on the handle sleeve, the cross section of the handle and the handle sleeve is circular, and the handle is sleeved in the handle sleeve. The handle sleeve and the handle vertical pipe are of a T-shaped structure, the handle vertical pipe is provided with two vertical pipes which are symmetrically arranged in the axis direction of the front wheel respectively, and the two vertical pipes are arranged in parallel and are fixedly connected with the handle sleeve. In order to facilitate the holding of a rider, the handle is of an isosceles trapezoid structure, the shorter side of the handle is located in the handle sleeve, and the corners of the handle are provided with round corners. In order to facilitate the adjustment of the height of the handle by a rider, a vertical pipe sleeve for fixing the handle vertical pipe is arranged on the front fork, the handle vertical pipe is arranged in the vertical pipe sleeve in a sliding mode, and a quick release buckle for fastening is arranged on the vertical pipe sleeve.

Referring to fig. 4 and 5, the backrest assembly includes a support frame and a back cushion disposed on the support frame, the support frame includes an adjusting tube slidably disposed in the backrest tube bundle, and the backrest tube bundle is provided with a fastener for fixing the adjusting tube. The support frame still including with control tube fixed connection's connecting rod, the connecting rod with the control tube is the setting of T style of calligraphy, the both ends of connecting rod are provided with respectively along the slide bar of vertical direction parallel extension, two it is used for fixing to slide on the slide bar the cushion support of cushion, be provided with on the cushion support and be used for fixing the fastener of cushion support.

One end of the sliding rod, which is far away from the connecting rod, is provided with a U-shaped handrail, and the handrail is arranged along the horizontal direction. The tricycle frame is provided with a storage basket, the storage basket is fixedly arranged on one side close to the double rear wheels, and the storage basket is located below the handrails.

The tricycle frame is further provided with a transmission assembly, the transmission assembly comprises pedals, a retaining assembly is arranged on each pedal, the retaining assembly comprises a fixed pulley fixedly arranged on the tricycle frame and a rope connected between the two pedals, the rope is sleeved on the fixed pulley, the fixed pulley is arranged between the two pedals, the fixed pulley comprises a pulley body and a pulley frame, the pulley frame comprises a rotating shaft arranged in the horizontal direction, and the fixed pulley is connected with the tricycle frame through the rotating shaft.

It should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications belong to the protection scope of the present invention.

Claims

1. A scooter for the aged comprises a tricycle frame, wherein the tricycle frame is provided with a front wheel assembly, a rear wheel assembly and a seat component, and is characterized in that,

the front wheel assembly comprises a front fork, a handle vertical tube, a handle and a single front wheel, wherein the handle is in a closed annular structure; the rear wheel assembly comprises a rear fork and double rear wheels;

the seat assembly comprises an adjusting block, a seat tube bundle, a seat tube and a seat cushion, wherein the adjusting block is arranged on the tricycle frame in a sliding mode, the seat tube bundle is fixedly arranged on the adjusting block along the vertical direction, the seat tube is arranged in the seat tube bundle in a sliding mode, a backrest tube bundle extending along the horizontal direction is arranged on the seat tube, and the backrest assembly is arranged in the backrest tube bundle in a sliding mode; the tricycle frame is provided with a slide way, the adjusting block is arranged in the slide way in a sliding mode, and the adjusting block is further provided with a positioning piece used for fixing the adjusting block in the slide way.

2. The scooter for the elderly as claimed in claim 1, wherein one end of the handlebar stem is fixedly connected to the front fork, the other end of the handlebar stem is provided with a handlebar sleeve, the handlebar sleeve and the handlebar stem are in a T-shaped configuration, the handlebar sleeve is provided with at least two quick release fasteners for fixing the handlebar, the cross-sections of the handlebar and the handlebar sleeve are circular, and the handlebar is sleeved in the handlebar sleeve.

3. The scooter as claimed in claim 2, wherein the handlebar stem has two bars symmetrically disposed along the axial direction of the front wheel, the two bars are parallel to each other and both bars are fixedly connected to the handlebar sleeve.

4. The scooter as claimed in claim 3, wherein the handle is in the form of an isosceles trapezoid, the shorter side of the handle is located in the handle sleeve, and the corners of the handle are provided with rounded corners.

5. The scooter as claimed in claim 1, wherein the backrest assembly comprises a support frame and a back cushion disposed on the support frame, the support frame comprises an adjusting tube slidably disposed in the backrest tube bundle, and the backrest tube bundle is provided with a fastener for fixing the adjusting tube.

6. The scooter for the elderly as claimed in claim 5, wherein the support frame further comprises a connecting rod fixedly connected to the adjusting tube, the connecting rod and the adjusting tube are arranged in a T shape, two ends of the connecting rod are respectively provided with sliding rods extending in parallel along a vertical direction, two sliding rods are slidably provided with cushion brackets for fixing the cushions, and the cushion brackets are provided with fasteners for fixing the cushion brackets.

7. The scooter as claimed in claim 6, wherein the sliding rod is provided with a U-shaped handle at an end thereof away from the connecting rod, and the handle is arranged along a horizontal direction.

8. The scooter as claimed in claim 7, wherein the tricycle frame is provided with a basket, the basket is fixedly disposed at a side close to the two rear wheels, and the basket is disposed under the armrest.

9. The scooter as claimed in claim 8, wherein the seat tube bundle is inclined towards one side of the rear wheels, the adjusting block is provided with a support tube near one side of the rear wheels, and the support tube, the adjusting block and the seat tube bundle form a triangular structure.

10. The scooter as claimed in claims 1 to 9, wherein the tricycle frame further comprises a transmission assembly, the transmission assembly comprises pedals, the pedals are provided with a retaining assembly, the retaining assembly comprises a fixed pulley fixedly arranged on the tricycle frame and a rope connected between the two pedals, the rope is sleeved on the fixed pulley, the fixed pulley is arranged between the two pedals, the fixed pulley comprises a pulley body and a pulley frame, the pulley frame comprises a rotating shaft arranged along a horizontal direction, and the fixed pulley is connected with the tricycle frame through the rotating shaft.