Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
  • B62B5/00—Accessories or details specially adapted for hand carts
  • B62B5/0026—Propulsion aids
  • B62B5/0079—Towing by connecting to another vehicle
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
  • A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
  • A61G5/003—Wheelchairs attached to a cycle steerable by an attendant
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
  • B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
  • B62B3/02—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
  • B62K27/00—Sidecars; Forecars; Trailers or the like specially adapted to be attached to cycles
  • B62K27/10—Other component parts or accessories
  • B62K27/12—Coupling parts for attaching cars or the like to cycle; Arrangements thereof
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
  • B62K7/00—Freight- or passenger-carrying cycles
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
  • B62B2207/00—Joining hand-propelled vehicles or sledges together

Definitions

• the present invention relates to a bicycle, and more particularly to a cart structure that can be combined with a bicycle.
• BACKGROUND OF THE INVENTION nowadays, the number of elderly people in the society is increasing, so the number of people who need to be helped or need to be taken care of is also increased.
• the common situation is that elderly people who are tired of physical strength, want to go shopping in the market can only rely on the cart to go out, or want to carry Pets can only rely on the cart when they go out, or they want to take the baby out, the baby stroller also said
• the cart 1 carrying the goods or the pet stroller also has the weight, plus the user's physical strength is insufficient and can only rely on the foot force to push the cart, such as the book we want to further the function of the cart
• the expansion enabling it to use the bicycle or electric bicycle as a driving force to allow the bicycle to move forward or backward, so as to carry people who are inconvenient (such as elderly people and infants) or carry a large amount of cargo, it is necessary to improve the structure of the trolley. . Therefore, there is a need to develop a mobile cart that can be combined with a bicycle to provide functions for carrying goods and people, and can be quickly and easily combined or separated from the bicycle. When combined, the complementary function can be carried and can be loaded and loaded. Lightweight movement.
• the present invention proposes a new cart structure that can be combined with a bicycle to address the deficiencies of the prior art.
• the object of the present invention is to solve the above technical problems, and to provide a stroller structure that can be combined with a bicycle, wherein the wheelchair or the stroller can be directly separated from the bicycle or firmly combined, which can make the movement inconvenient. Old people, children or valuable goods do not need to get off first, so it saves time and effort, and also ensures the safety of people with reduced mobility.
• the present invention provides a cart structure that can be combined with a bicycle, comprising: a cart comprising: a frame structure, at least one front wheel, a handle link, a body link, An operating mechanism; the frame structure has a bottom plate and a frame portion; the bottom plate allows the push vehicle to deliver an object;
• the frame part of the specification further comprises a back frame fixedly coupled with the bottom plate; the at least one front wheel train is disposed below the frame structure to make it a movable structure, the at least one front wheel being located before the direction of the cart
• the bottom plate has a function of carrying goods or personnel;
• the frame portion has a plurality of rod structures fixed to the bottom plate;
• the handle link includes a joint structure for engaging the handle link with a bicycle; an operating mechanism is used for The cart is manipulated such that when the handle link is coupled to the bicycle, the cart can be manipulated via the steering mechanism such that the cart is driven to advance by riding the bicycle.
• FIG. 1 is a schematic view of a bicycle according to an embodiment of the present invention.
• Figure 2 shows the structure of the cart in this case.
• Figure 3 shows a perspective view of the operating mechanism of the present case.
• Figure 4 shows a side view of the steering mechanism of the present case.
• Figure 5 shows a side view of the cart in this case.
• Figure 6 shows the structure of the cart that can be combined with the bicycle in this case. The symbol of the drawing is as follows:
• the cart structure of the utility model can be combined with a bicycle, wherein the cart structure can be various types of carts, such as a wheelchair, a pet car, a baby carriage, a trolley. and many more.
• the bicycle 1 combined with the cart, as shown in FIG. 1, is composed of a skeleton 10, a handle 11, a seat cushion 12, a front wheel 13 and a rear wheel 14, wherein the skeleton 10 is used to combine bicycle-related components.
• the handle 11, the seat cushion 12, the front wheel 13 and the rear wheel 14 are mounted opposite each other on the frame 10.
• the skeleton 10 includes a main body tube 15.
• the rear wheel 14 of the bicycle 1 is larger than the front wheel 13, or the front wheel 13 is folded, and may be folded so that only the rear wheel 14 is grounded.
• the cart structure that can be combined with the bicycle in the present case comprises: a cart 2, as shown in FIG. 2, the cart 2 comprises: a frame structure, two front wheels 21, two rear wheels 22, a handle link 24, a car Body link 25, operating mechanism.
• the frame structure has a bottom plate 31 and a frame portion 32. The bottom plate 31 allows the cart 2 to carry an object.
• the frame portion 32 further includes a back frame 321 fixedly coupled to the bottom plate, and the side frames 322 are respectively located on opposite sides of the bottom plate 31 to abut the back frame 321 .
• Two front wheels 21 and two two rear wheels 22 are respectively disposed under the frame structure to make it a movable structure.
• Two front wheels 21 are located in front of the direction of the cart 2, two rear The wheel 22 is located behind the direction of travel of the cart 2.
• the bottom plate 31 has a function of carrying goods or personnel.
• the bottom plate 31 has a support cushion for passengers to ride.
• the frame portion 32 is a plurality of rod structures fixed to the bottom plate 31.
• the frame portion 32 is for carrying cargo or personnel for protecting the bottom plate 31 to prevent goods or persons from falling outside the frame structure.
• the diameter of the two front wheels 21 of the cart is greater than the diameter of the two rear wheels 22.
• the handle link 24 is an approximately T-shaped rod-like structure including at least a straight rod 241 and a lateral direction
• the book stem 242 is coupled to the proximal portion of the transverse bar 242.
• the bottom end of the straight rod 241 is fixedly coupled to the rear of the frame structure.
• the two sides of the transverse rod 242 each have a buckle 243.
• the handle 11 of the bicycle 1 is hooked by the hook 243.
• the handle link 24 of the cart 2 is coupled to the handle 11 of the bicycle 1 and the cart 2 is coupled to the handle 11 of the bicycle 1. Therefore, the bicycle 1 can drive the cart 2 via this structure.
• the manner in which the handle link 24 is coupled to the handle 11 of the bicycle is not limited to the embodiment implemented in the present embodiment, and any structure that can securely couple the handle link 24 to the handle 11 of the bicycle can be applied to the present invention. Such as the use of bolts and other means.
• the body link 25 is an elongated structure and is coupled to the handle link 24 at an appropriate position. One end of the body link 25 is coupled to the handle link 24 by a rotary joint.
• the connecting rod 25 has at least one (two shown in the figure) body hook 251 hooked on the main body tube 15 of the bicycle 1 , so that the cart 2 can be fixed to the bicycle 1 through the connecting manner On the main body tube 15, the function of interlocking with each other is achieved. Therefore, the bicycle 1 can drive the cart 2.
• the manner in which the body link 25 is coupled to the main body tube 15 is not limited to the embodiment implemented in this example, and any structure that can securely connect the body link 25 to the main body tube 15 can be applied. In the present invention. Such as the use of bolts and other means.
• the operating mechanism as shown in FIG. 2, FIG. 3, FIG. 4 and FIG. 5, comprises: a joystick, the joystick includes: a steering handle 41, an approximately L-shaped transmission rod 42, and at least one crossbar 43 ( The figure shows two crossbars, two extension bars 44, a first steering link 51, a first rotating shaft barrel 71, a second rotating shaft barrel 72, and a third rotating shaft barrel 73.
• the first rotating shaft cylinder 71 and the second rotating shaft cylinder 72 are fixedly fixed by using the at least one cross rod 43.
• the upper end and the lower end of the driving rod 42 respectively pass through the second rotating shaft barrel 72 and the third.
• the shaft barrel 73 is rotated and fixed, and the third rotating shaft barrel 73 is fixed to the rear of the frame structure of the cart 2.
• the lateral lever of the operating handle 41 is a handle portion, and the straight rod of the operating handle 41 passes through a first rotating shaft cylinder 71 and is fixed, such that the operating handle 41 is centered on the first rotating shaft cylinder 71.
• First The book rotates within the rotating shaft 71.
• the transmission rod 42 is rotatable within the second rotating shaft barrel 72 and the third rotating shaft barrel 73.
• a lower end of the transmission rod 42 extends out of a rod body, and a distal end of the rod body has a first protruding rod body 81.
• the second rotating shaft cylinder 72 at the upper end of the transmission rod 42 has an extending rod body 91 fixedly fixed to the back frame 321 of the frame structure.
• the tail ends of the two extension rods 44 each have a third protruding rod body 83 and a fourth protruding rod body 84.
• the head end of an extending rod 44 is fixed to the tail end of the straight rod of the steering handle 41.
• the fixing position is lower than the first rotating shaft cylinder 71, and the head end of the other extending rod 44 is fixed to the driving rod 42 at a lower position than the second rotating shaft barrel 72.
• the first end of the first steering link 51 has a slot for the third protruding rod 83 and the fourth protruding rod 84 of the tail end of the two extending rods 44 to pass through, the first steering link
• the middle position of 51 is provided with a through hole for a first shaft rod 52 to pass through, so that the first steering link 51 is fixed in the first shaft rod 52 and the first shaft rod 52 is The shaft pivots, and the position of the first shaft 52 passes through the intermediate position of the two rails 43 and is fixedly fixed.
• the first steering link 51 rotates synchronously and drives the transmission rod 42 to rotate.
• the second steering link 53 is an elongated rod body, wherein the segment has a through hole for a second shaft 54 to pass through, one end of the second shaft 54 and the frame structure
• the bottom plate 31 is fixedly fixed, so that the second steering link 53 will rotate about the second shaft 54 as an axis.
• the second steering link 53 has a slot at the end of each of the heads.
• the tie rod 6 is an elongated rod body, and a middle protruding rod 82 is disposed at a middle position of the tie rod 6 , and both ends of the tie rod 6 are respectively bolted to a knuckle arm 61 , the steering
• the pitch arm 61 is fixedly coupled to a steering pivot 62 which causes the steering pivot 62 to rotate as the knuckle arm 61 moves.
• the steering pivot 62 passes through a fourth rotating shaft barrel 74.
• the fourth rotating shaft barrel 74 is fixedly fixed to the frame structure of the cart 2.
• the steering pivot 62 can axially rotate the fourth rotating shaft barrel 74 as an axis.
• the other end of the steering pivot 62 is coupled to the two front wheels 21.
• the slot of the head end of the second steering link 53 is the first of the rods for extending the lower end of the transmission rod 42
• the book protrudes from the rod 81 through which the slot at the end of the second steering link 53 is passed through the second protruding rod 82 of the tie rod 6. Therefore, when the transmission rod 42 rotates, the second steering link 53 will rotate synchronously and will drive the tie rod 6 to cause movement.
• the tie rod 6 When the tie rod 6 is driven, it can be shifted to the left or right.
• the knuckle arm 61 is driven to rotate the steering pivot 62.
• the steering pivot 62 rotates, the two front wheels 21 rotate simultaneously to achieve the steering purpose.
• the operation mode of this case is as follows:
• the buckle 243 on the handle link 24 of the cart 1 is hooked to the handle 11 of the bicycle 1.
• the handle link 24 of the cart 2 is coupled to the handle 11 of the bicycle 1 and the cart 2 is coupled to the handle 11 of the bicycle 1. Therefore, the bicycle 1 can drive the cart 2 via this structure.
• At least one body hook 251 of the body link 25 is hooked on the main body tube 15 of the bicycle 1, so that the cart 2 can be fixed to the main body of the bicycle 1 through the connection manner. On the body tube 15, the function of interlocking with each other is achieved. Therefore, the bicycle 1 can drive the cart 2.
• the bicycle 1 can be ridden and the cart 2 is pushed at the same time.
• the rear wheel 14 of the bicycle 1 is larger than the front wheel 13, or the front wheel 13 is folded, and can be folded so that only the rear wheel 14 is grounded; and the two front wheels 21 of the trolley 2 The diameter is larger than the diameter of the two rear wheels 22.
• the design allows the first 13 wheels of the bicycle 1 and the two rear wheels 22 of the trolley 2 to be suspended, so that only the rear wheel 14 of the bicycle 1 and the two front wheels 21 of the trolley 2 land, To push the overall structure as it travels.

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• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Transportation (AREA)
• Health & Medical Sciences (AREA)
• Chemical & Material Sciences (AREA)
• Combustion & Propulsion (AREA)
• Animal Behavior & Ethology (AREA)
• Veterinary Medicine (AREA)
• Public Health (AREA)
• General Health & Medical Sciences (AREA)
• Life Sciences & Earth Sciences (AREA)
• Nursing (AREA)
• Handcart (AREA)
• Automatic Cycles, And Cycles In General (AREA)

Priority Applications (7)

Applications Claiming Priority (1)

Publications (1)

Family

ID=53493031

Family Applications (1)

Country Status (7)

Families Citing this family (5)

Citations (2)

Family Cites Families (4)

• 2014
  • 2014-01-02 WO PCT/CN2014/070035 patent/WO2015100721A1/zh active Application Filing
  • 2014-01-02 KR KR1020167011295A patent/KR101775693B1/ko active IP Right Grant
  • 2014-01-02 RU RU2016127273U patent/RU182352U1/ru not_active IP Right Cessation
  • 2014-01-02 JP JP2016600073U patent/JP3208136U/ja not_active Expired - Fee Related
  • 2014-01-02 GB GB1603523.0A patent/GB2540833A/en not_active Withdrawn
• 2016
  • 2016-05-24 PH PH12016500958A patent/PH12016500958B1/en unknown
  • 2016-06-06 ZA ZA2016/03952A patent/ZA201603952B/en unknown

Patent Citations (2)

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