CN2700218Y

CN2700218Y - Split type tricycle

Info

Publication number: CN2700218Y
Application number: CN 200320124662
Authority: CN
Inventors: 李宏良
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-11-28
Filing date: 2003-11-28
Publication date: 2005-05-18
Anticipated expiration: 2013-11-28

Abstract

The utility model discloses a split type tricycle, comprising an invalid carriage, bicycle components, a transverse beam, a minor axis and connecting rods. The invalid carriage transverse beam 3 is equipped with the minor axis 4, and the invalid carriage and the bicycle components are connected together by the connecting rod 5 and the minor axis 4, and then boost the front wheel, the tricycle can be made. The assemble front invalid carriage can move singly. The spilt type tricycle solves the problem of invalid carriage running slow and can not enter hospital, and therefore, the utility model brings convenience to users.

Description

Split type three-wheel vehicle

Affiliated technical field

The utility model relates to a kind of split type three-wheel vehicle, especially the split type three-wheel vehicle of being made up of wheelchair, bicycle assembly parts, tie-beam and arrangement of clutch.

Background technology

At present, when the old,weak,sick and disabled who lives in the city and handicapped crowd's short distance are gone out, how with three-wheel vehicle common on the market or wheelchair as walking-replacing tool.The wheelchair action is free, the public place of can coming in and going out arbitrarily, but moving velocity is slower, has expended many walking along the street times.Though three-wheel vehicle is faster than wheelchair moving velocity, some place can not directly enter, and as hospital ward, sight spot, park, supermarket, market etc., brings a lot of inconvenience for the people of some moving difficulties.

Summary of the invention

The purpose of this utility model is to improve the speed that wheelchair travels, and widens the field of application of three-wheel vehicle, solves can not directly the come in and go out problem of some public places of three-wheel vehicle.

The scheme that its technical matters that solves the utility model adopts is: the adaptor union of wheelchair and bicycle assembly parts, form by wheelchair 1 and bicycle assembly parts 2, between two bull wheels of wheelchair 1, adorn a crossbeam 3, the minor axis 4 of a setting is adorned in the centre of crossbeam 3, adorn the pipe link 5 of a horizontal direction on the minor axis 4, the front fork of bicycle assembly parts 2 is contained on the pipe link 5, and bearing 6 is equipped with in the lower end of minor axis 4, and bearing 9 is equipped with in the upper end of minor axis 4.

Brake rod 23 is housed on crossbeam 3, and brake rod 23 is hinged with lock vertical rod 24, and brake cable 25 is installed in the upper end of lock vertical rod 24.Hinge 16 is equipped with in the front-wheel upper end of wheelchair 1, refill an elbow arm 17 on the front-wheel, elbow arm 17 is made up of forearm and postbrachium, front and back two arms connect with hinge, bayonet socket 18 and arm hole 19 are arranged on the forearm, on the stretcher hold-down arm of wheelchair 1 hangers hole 20 is housed, the forearm of elbow arm 17 passes from hangers hole 20, and the front end of hinge 16 is equipped with block card 21.

The beneficial effects of the utility model are: the utility model has been given full play to wheelchair and three-wheel vehicle advantage and characteristics separately, has remedied the deficiency of wheelchair and three-wheel vehicle again mutually.When after the utility model split, using the wheelchair action separately, can arbitrarily come in and go out as hospital ward, the sight spot, park, each public place such as supermarket, market is enjoyed with the same ground of Wheelchair car free and " privilege ".Be combined into a three-wheel vehicle when travelling at wheelchair and bicycle assembly parts, can improve the moving velocity of wheelchair greatly, thereby save many running times at road.

Description of drawings

Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in further detail.

Fig. 1 is wheelchair and bicycle assembly parts bonded assembly general illustration.

Fig. 2 is wheelchair and the bicycle assembly parts bonded assembly first scheme scheme drawing.

Fig. 3 is wheelchair and bicycle assembly parts bonded assembly alternative plan scheme drawing.

Fig. 4 is wheelchair and bicycle assembly parts bonded assembly third party case scheme drawing.

Fig. 5 is the brake equipment scheme drawing.

Fig. 6 is the fore wheel structure scheme drawing.

The specific embodiment

Fig. 1 is wheelchair and bicycle assembly parts bonded assembly general illustration.Between two bull wheels of wheelchair 1, adorn a crossbeam 3, the minor axis 4 of a setting is adorned in the centre of crossbeam 3, adorns the pipe link 5 of a horizontal direction on the minor axis 4, and the front fork of bicycle 2 is contained on the pipe link 5, bearing 6 is equipped with in the lower end of minor axis 4, and bearing 9 is equipped with in the upper end of minor axis 4.

Fig. 2 is wheelchair and bicycle assembly parts bonded assembly first scheme.Crossbeam 3 adopts the square structure, and the two ends of crossbeam 3 are stuck near the matrix draw-in groove of 1 two bull wheels of wheelchair.Adopt the crossbeam and the matrix draw-in groove of square structure, can avoid crossbeam when being subjected to external force, to rotate.The matrix draw-in groove makes that the dismounting of crossbeam 3 is very convenient, and pulling down crossbeam 3 just can be with wheelchair 1 stored collapsed.Minor axis 4 upwards is equipped with in the center of crossbeam 3.The parts 6 that bearing, pad etc. are assisted rotation are equipped with in the lower end of minor axis 4.Connector bushing 7 of front end welding of pipe link 5, connector bushing 7 is enclosed within on the minor axis 4, is held by parts 6.Parts 9 such as bearing, pad and jam nut are housed above the connector bushing 7.The rear end of pipe link 5 is socketed on the bicycle assembly parts axis.One row of horizontal through hole is arranged on the shaft of pipe link 5, be used for fixing cutting ferrule 8.Also be useful on the through hole of stationary bicycle parts front fork on the cutting ferrule 8.During assembling, crossbeam 3 is stuck in the matrix draw-in groove, connector bushing 7 is enclosed within on the minor axis 4 again, the parts 9 of screwing on have just been finished being connected of bicycle assembly parts and wheelchair.

Fig. 3 is wheelchair and bicycle assembly parts bonded assembly alternative plan.This programme still adopts square crossbeam 3 and matrix draw-in groove thereof.Minor axis 4, parts 6, parts 9 and connector bushing 7 etc. are all identical with first scheme.Different is, pipe link 5 is divided into two parts, and its leading portion 5a is slightly short and peripheral bigger, still is welded to connect sleeve pipe 7, and equally is connected on the minor axis 4 with first scheme.The periphery of leading portion 5a is greater than the periphery of back segment 5b.Clamping plate 12 are equipped with in the rear end of back segment 5b, and these clamping plate 12 are used for pipe link 5b is installed in the axis of bicycle assembly parts, and installation method is with first scheme.The periphery of back segment 5b is slightly less than the periphery of leading portion 5a, and back segment 5b can be inserted among the leading portion 5a.Back segment 5b passes hole 10 with bolt two sections pipe links is fixed together after inserting leading portion 5a.The advantage of this scheme is, the often dismounting of turning member that parts 6, parts 9 and connector bushing 7 etc. are formed, and the linkage function of having removed these parts from is transferred to linkage function on the pipe link 5, has reduced fault.Pipe link 5 is removed outside the linkage function, does not have other function, and be engaged in being connected of wheelchair and bicycle assembly parts at this position easier.The bridge of the nose 11 is used for fixing the bicycle assembly parts front fork.J type cutting ferrule card 13 is used for fixing the leading portion 5a of pipe link, mainly is different bicycle assembly parts when connecting, and packs up leading portion 5a.

In addition, alternative plan can also directly weld pipe link 5a extremely on minor axis 4, saves a steering hardware, directly utilizes the front fork steering hardware of bicycle assembly parts, makes that the processing of adaptor union is simpler.

Fig. 4 is third party's case of wheelchair and bicycle assembly parts bonded assembly.Crossbeam 3 adopts steel pipe, a semi-round short steel pipes 14 is respectively welded at the two ends of crossbeam 3, short steel pipes 14 is in 3 one-tenth vertical angle welding of crossbeam, the internal diameter of short steel pipes 14 is slightly larger than the external diameter of the used steel pipe of wheelchair, short steel pipes 14 can be buckled on the steel pipe of wheelchair, there is a through hole 15 upper end of short steel pipes 14, is used for being connected of crossbeam 3 and wheelchair.

Constitute steering hardware minor axis 4, pipe link 5, parts 6, connector bushing 7, parts 9 etc. assembling mode all with.

Fig. 5 is the brake equipment scheme drawing.Because wheelchair speed is slow, therefore never have brake equipment.Now, wheelchair couples together with bicycle assembly parts, has improved moving velocity, must add brake system to wheelchair.At first, change the wheel that has rise lock or band-type brake to wheelchair.Brake cable 25 is fixed in the lock vertical rod 24.Lock vertical rod 24 is installed on the crossbeam 3, and by affecting bar and brake rod 23 hinged.

Another braking scheme of wheelchair is, at the hand-pushing handle of wheelchair back on hand, installs with the same rim brake parts of bicycle assembly parts, and brake cable 25 is directly installed on the rim brake parts.

Fig. 6 is the fore wheel structure scheme drawing.Hinge 16 is equipped with in the front-wheel upper end of wheelchair 1, refills an elbow arm 17 on the front-wheel, and elbow arm 17 is made up of forearm and postbrachium, front and back two arms connect with hinge, bayonet socket 18 and arm hole 19 are arranged on the forearm, on the stretcher hold-down arm of wheelchair 1 hangers hole 20 is housed, the forearm of elbow arm 17 passes from hangers hole 20.The front end of hinge 16 is equipped with block card 21.

Claims

1. split type three-wheel vehicle, comprise wheelchair (1) and bicycle assembly parts (2), it is characterized in that: between two bull wheels of wheelchair (1), adorn a crossbeam (3), the minor axis (4) of a setting is adorned in the centre of crossbeam (3), adorn the pipe link (5) of a horizontal direction on the minor axis (4), the front fork of bicycle assembly parts (2) is contained on the pipe link (5), and bearing (6) is equipped with in the lower end of minor axis (4), and bearing (9) is equipped with in the upper end of minor axis (4).

2. split type three-wheel vehicle according to claim 1 is characterized in that: brake rod (23) is housed on crossbeam (3), and brake rod (23) is hinged with lock vertical rod (24), and brake cable (25) is installed in the upper end of lock vertical rod (24).

3. split type three-wheel vehicle according to claim 1, it is characterized in that: hinge (16) is equipped with in the front-wheel upper end of wheelchair (1), refill an elbow arm (17) on the front-wheel, elbow arm (17) is made up of forearm and postbrachium, front and back two arms connect with hinge, and bayonet socket (18) and arm hole (19) are arranged on the forearm, and hangers hole (20) is housed on the stretcher hold-down arm of wheelchair (1), the forearm of elbow arm (17) passes from hangers hole (20), and the front end of hinge (16) is equipped with block card (21).

4. split type three-wheel vehicle according to claim 2, it is characterized in that: hinge (16) is equipped with in the front-wheel upper end of wheelchair (1), refill an elbow arm (17) on the front-wheel, elbow arm (17) is made up of forearm and postbrachium, front and back two arms connect with hinge, bayonet socket (18) and arm hole (19) are arranged on the forearm, hangers hole (20) is housed on the stretcher hold-down arm of wheelchair (1), the forearm of elbow arm (17) passes from hangers hole (20); The front end of hinge (16) is equipped with block card (21); Pipe link (5) cover hangs on the minor axis (4).

5. split type three-wheel vehicle according to claim 1 is characterized in that: two parts before and after pipe link (5) is divided into, the trailing portion (5b) of pipe link (5), the leading portion (5a) of insertion pipe link (5), and bolt together.

6. split type three-wheel vehicle according to claim 2, it is characterized in that: hinge (16) is equipped with in the front-wheel upper end of wheelchair (1), refill an elbow arm (17) on the front-wheel, elbow arm (17) is made up of forearm and postbrachium, front and back two arms connect with hinge, bayonet socket (18) and arm hole (19) are arranged on the forearm, hangers hole (20) is housed on the stretcher hold-down arm of wheelchair (1), the forearm of elbow arm (17) passes from hangers hole (20); The front end of hinge (16) is equipped with block card (21); Two parts before and after pipe link (5) is divided into, the trailing portion (5b) of pipe link (5), the leading portion (5a) of insertion pipe link (5), and bolt together.