CN216636749U

CN216636749U - Bicycle trailer convenient to connect

Info

Publication number: CN216636749U
Application number: CN202220056923.9U
Authority: CN
Inventors: 徐增民; 徐增杰; 郑帅; 张晓燕
Original assignee: Qingdao Jiahui Machinery Co ltd
Current assignee: Qingdao Jiahui Machinery Co ltd
Priority date: 2022-01-11
Filing date: 2022-01-11
Publication date: 2022-05-31
Anticipated expiration: 2032-01-11

Abstract

The utility model discloses a bicycle trailer convenient to connect, which comprises a bicycle hopper, wherein an arc rod is fixedly connected to one side of the upper end surface of the bicycle hopper, a first connecting piece is fixedly connected to one side of the arc rod through a bolt, a connecting seat is rotatably connected to the lower end surface of the first connecting piece, a bolt is hinged to one side of the connecting seat, a second connecting piece is sleeved on one side of the bolt, a slot is fixedly formed in one side of the second connecting piece, a spring groove is fixedly formed in the upper end of the slot, and a clamping block is connected to the spring groove in a sliding mode. According to the bicycle trailer convenient to connect, the bicycle trailer is simple in structure, the auxiliary wheels are arranged to assist in supporting the bicycle hopper structure, so that the bicycle hopper can be stably stopped on the ground, the bicycle trailer is stable in operation, the bicycle hopper can be quickly connected and disassembled by the aid of the bolt clamping slots, the bicycle trailer is convenient to install and disassemble, the bicycle trailer is convenient and labor-saving to use, and the bicycle trailer is worth of being widely popularized.

Description

Bicycle trailer convenient to connect

Technical Field

The utility model relates to the technical field of bicycle trailers, in particular to a bicycle trailer convenient to connect.

Background

Bicycles, also known as bicycles or bicycles, are typically two-wheeled small land vehicles. After a person rides a vehicle, the person steps on the pedal as power, and the vehicle is a green and environment-friendly vehicle. The English language bicycle. Wherein bi means two and cycle means wheel, i.e. two-wheel vehicle, bicycle variety is many, there is single bicycle, double bicycle and many people bicycle.

At present, bicycles are ridden in countries such as Europe and America and the like not only as transportation means but also as important appliances for leisure entertainment and sports, wherein trailers are bicycle trailers behind the bicycles and are very popular in recent years. Bicycle trailers can be used for carrying people or pets.

A prior patent (application No. 201510720607.1) discloses a new folding device for bicycle trailer, comprising: the canopy frame comprises a pair of canopy pipes and a main frame pipe, wherein the main frame pipe is a square frame pipe frame, the canopy pipes are respectively and movably connected to two sides of the square frame pipe frame through folding connecting sleeves and fasteners, and the top parts of the canopy pipes are connected with the canopy pipes in a supporting mode through spring clamps and supporting pipes. Through the mode, the novel folding device for the bicycle trailer is convenient to fold and low in manufacturing cost.

Although the above patent is convenient to fold and low in manufacturing cost, the connection is troublesome and inconvenient during installation, and the bicycle trailer convenient to connect is provided for the purpose of improvement.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a bicycle trailer convenient to connect.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a bicycle trailer convenient to connect, includes the car hopper, car hopper up end one side fixedly connected with arc pole, connecting piece No. one through bolt fixedly connected with is passed through to arc pole one side, terminal surface rotates under the connecting piece and is connected with the connecting seat, connecting seat one side articulates there is the bolt, bolt one side cover is equipped with the connecting piece No. two, No. two connecting piece one side are fixed and have been seted up the slot, the fixed spring groove of having seted up in slot upper end, sliding connection has the fixture block in the spring groove.

As a further description of the above technical solution:

the lower end face of the hopper is connected with a connecting plate, and the connecting plate is rotatably connected with wheels.

As a further description of the above technical solution:

the car hopper is close to one side fixedly connected with connecting rod, the connecting rod lower extreme rotates and is connected with the auxiliary wheel.

As a further description of the above technical solution:

the upper end of the bolt is fixedly provided with a clamping groove, and the clamping block is mutually clamped with the clamping groove.

As a further description of the above technical solution:

the fixture block is characterized in that a pull rod is fixedly connected to the upper end face of the fixture block, a return spring is movably sleeved on the outer wall of the pull rod, and the return spring is fixedly connected to the upper end face of the fixture block.

As a further description of the above technical solution:

the upper end of the pull rod penetrates through the second connecting piece and is fixedly connected with a pull cap.

As a further description of the above technical solution:

no. two connecting piece one side fixedly connected with solid fixed ring, gu the inner pot head of fixed ring is equipped with the bicycle saddle bracing piece.

As a further description of the above technical solution:

the bottom ends of the wheels and the auxiliary wheels are on the same horizontal line.

The utility model has the following beneficial effects:

1. according to the bicycle trailer convenient to connect, the device can be quickly connected and disassembled through the bolt clamping slot, the trailer is convenient to quickly install and disassemble, and the bicycle trailer is very convenient to use.

2. According to the bicycle trailer convenient to connect, the auxiliary wheel is arranged to assist in supporting the bicycle hopper structure, so that the bicycle hopper can be stopped on the ground after being disassembled, cannot incline downwards and is very stable.

3. The bicycle trailer convenient to connect is simple in structure, stable in operation, convenient to disassemble and assemble, convenient and trouble-saving to use and worthy of vigorous popularization.

Drawings

FIG. 1 is a schematic view of a main structure of a bicycle trailer that is easy to attach in accordance with the present invention;

FIG. 2 is a schematic view of the internal structure of a connecting seat of a bicycle trailer for easy connection according to the present invention;

FIG. 3 is a schematic view of a securing ring for a bicycle trailer that facilitates attachment in accordance with the present invention;

fig. 4 is a schematic view of the internal structure of the second connecting member of the bicycle trailer convenient for connection according to the present invention.

Illustration of the drawings:

1. a car hopper; 2. a connecting plate; 3. a wheel; 4. a connecting rod; 5. an auxiliary wheel; 6. an arc rod; 7. a first connecting piece; 8. a connecting seat; 9. a bolt; 10. a second connecting piece; 11. a slot; 12. a spring slot; 13. a bicycle seat support bar; 14. a card slot; 15. a clamping block; 16. a pull rod; 17. a return spring; 18. Pulling the cap; 19. and (4) fixing the ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, one embodiment of the present invention is provided: the utility model provides a bicycle trailer convenient to connect, including car hopper 1, 1 up end one side fixedly connected with arc pole 6 of car hopper, 6 one sides of arc pole are through connecting piece 7 of bolt fixedly connected with, the terminal surface rotates under connecting piece 7 and is connected with connecting seat 8, connecting seat 8 one side articulates there is

bolt

9, 9 one side covers of bolt is equipped with No. two connecting pieces 10, No. two connecting pieces 10 one side are fixed has seted up slot 11, slot 11 upper end is fixed has seted up spring groove 12, sliding connection has fixture block 15 in the spring groove 12.

The lower end face of a car hopper 1 is connected with a connecting plate 2, the connecting plate 2 is rotatably connected with wheels 3, the wheels 3 are provided with two wheels and mainly connected with the connecting plate 2 through a rotating shaft, one side of the car hopper 1 close to the car hopper 1 is fixedly connected with a connecting rod 4, the lower end of the connecting rod 4 is rotatably connected with an auxiliary wheel 5 for assisting the balance of the car hopper 1 after being disassembled and preventing the car hopper 1 from inclining, the upper end of a bolt 9 is fixedly provided with a clamping groove 14, a clamping block 15 and the clamping groove 14 are mutually clamped, the upper end face of the clamping block 15 is fixedly connected with a pull rod 16, the outer wall of the pull rod 16 is movably sleeved with a return spring 17, the return spring 17 is fixedly connected onto the upper end face of the clamping block 15, the upper end of the pull rod 16 penetrates through a second connecting piece 10 and is fixedly connected with a pull cap 18, one side of the second connecting piece 10 is fixedly connected with a fixing ring 19, the inner end of the fixing ring 19 is sleeved with a bicycle seat supporting rod 13, and the fixing ring 19 is mainly fixedly connected with the bicycle seat supporting rod 13 through a bolt, the bottom ends of the wheel 3 and the auxiliary wheel 5 are on the same horizontal line.

The working principle is as follows: when the device is used, the bicycle can rotate freely by utilizing the rotating relation between the first connecting piece 7 and the connecting seat 8, the bolt 9 is directly inserted into the slot 11 when the device is installed, the clamping block 15 rises in the spring groove 12 under the pressure, then the clamping block 15 pops out of the clamping and clamping groove 14 under the pressure of the return spring 17 when the clamping groove 14 runs to the position of the clamping block 15, the locking of the bolt 9 and the second connecting piece 10 can be completed, when the device is disassembled, the pull rod 16 is pulled by the pull cap 18 to drive the clamping block 15 to rise to be separated from the clamping groove 14, the bolt 9 can be taken down, and the device is simple and labor-saving.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. A bicycle trailer convenient to connect, includes car hopper (1), its characterized in that: hopper (1) up end one side fixedly connected with arc pole (6), connecting piece (7) are passed through bolt fixedly connected with to arc pole (6) one side, terminal surface is rotated and is connected with connecting seat (8) under connecting piece (7), connecting seat (8) one side articulates there is bolt (9), bolt (9) one side cover is equipped with No. two connecting piece (10), No. two connecting piece (10) one side are fixed and have been seted up slot (11), spring groove (12) have been fixedly seted up in slot (11) upper end, sliding connection has fixture block (15) in spring groove (12).

2. A bicycle trailer that facilitates connection according to claim 1, wherein: the lower end face of the car hopper (1) is connected with a connecting plate (2), and the connecting plate (2) is rotatably connected with wheels (3).

3. A bicycle trailer that facilitates connection according to claim 1, wherein: the car hopper (1) is close to one side fixedly connected with connecting rod (4), the lower extreme of connecting rod (4) rotates and is connected with auxiliary wheel (5).

4. A bicycle trailer that facilitates connection according to claim 1, wherein: a clamping groove (14) is fixedly formed in the upper end of the bolt (9), and the clamping block (15) is clamped with the clamping groove (14) in a mutual clamping mode.

5. A bicycle trailer that facilitates connection according to claim 1, wherein: the upper end face of the clamping block (15) is fixedly connected with a pull rod (16), the outer wall of the pull rod (16) is movably sleeved with a return spring (17), and the return spring (17) is fixedly connected to the upper end face of the clamping block (15).

6. A bicycle trailer that facilitates connection according to claim 5, wherein: the upper end of the pull rod (16) penetrates through the second connecting piece (10) and is fixedly connected with a pull cap (18).

7. A bicycle trailer that facilitates connection according to claim 1, wherein: no. two connecting piece (10) one side fixedly connected with solid fixed ring (19), gu the pot head is equipped with bicycle saddle bracing piece (13) in fixed ring (19).

8. A bicycle trailer that is easy to connect as claimed in claim 2, wherein: the bottom ends of the wheels (3) and the auxiliary wheels (5) are positioned on the same horizontal line.