CN219790426U

CN219790426U - Bicycle small trailer

Info

Publication number: CN219790426U
Application number: CN202320739117.6U
Authority: CN
Inventors: 赵恩超
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-06
Filing date: 2023-04-06
Publication date: 2023-10-03
Anticipated expiration: 2033-04-06

Abstract

The utility model relates to the technical field of trailers, in particular to a small bicycle trailer, which comprises a bicycle main body, wherein the rear end of the bicycle main body is provided with a connecting rod, the rear end of the connecting rod is provided with a trailer, the trailer comprises two groups of brackets, one ends of the two groups of brackets are rotationally connected with wheels, the other ends of the two groups of brackets are fixedly connected with connecting plates, one ends of the connecting plates are rotationally connected with second cross beams, and a first cross beam is rotationally connected between the two groups of second cross beams; and the trolley is convenient to carry, so that the trolley is convenient to carry when not in use.

Description

Bicycle small trailer

Technical Field

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

Background

With the progress of society, automobiles are more and more, traffic is more and more congested, and two-wheelers are the first choice for short-distance travel. However, the two-wheel vehicle can only carry a very small amount of articles, and the two-wheel vehicle can not carry more articles when going to the supermarket and going to outing, so that the two-wheel vehicle has extremely high invariance. Therefore, the small trailer of the two-wheel vehicle can well solve the problems, and the common small trailer of the two-wheel vehicle has larger volume and can not be folded, is difficult to be moved into a residential building, and is inconvenient to store; when the small trailer is not needed, the existing small trailer is still dragged by the two-wheel vehicle, but the existing small trailer is instead burdened, and in order to solve the problems, a bicycle small trailer is provided.

Disclosure of Invention

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

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a bicycle small trailer, includes the bicycle main part, the rear end of bicycle main part is provided with the connecting rod, the rear end of connecting rod is provided with the trailer, the trailer includes two sets of supports, two sets of the one end rotation of support is connected with the wheel, two sets of the other end fixedly connected with connecting plate of support, connecting plate one end rotation is connected with the second crossbeam, two sets of rotate between the second crossbeam and be connected with first crossbeam.

Preferably, the lower end of the second cross beam is provided with a notch, and two ends of the first cross beam are respectively connected to the inner sides of the notches of the two groups of second cross beams in a rotating way through rotating shafts.

Preferably, elastic ropes are fixedly connected to the front end and the rear end of the first cross beam, one end of each elastic rope is connected with a baffle frame, the baffle frame is rotatably connected with the support, and the baffle frame is shaped like a Chinese character 'men'.

Preferably, the universal shafts are fixedly connected to two sides of one end connecting plate of the support, one end of each universal shaft is rotatably connected with one connecting shaft, one end of each connecting shaft is fixedly connected with a connecting ring, and the connecting rings are mounted on the baffle frame.

Preferably, the upper end of the first cross beam is connected with a pull rope, and the rear end of the bicycle main body is fixedly connected with a hook.

Preferably, the connecting rod is U-shaped or L-shaped, two ends or one end of the connecting rod is fixedly connected with the rear wheel axle center of the bicycle main body, and the rear end of the connecting rod is connected with the baffle frame at the front end of the trailer.

Compared with the prior art, the utility model has the beneficial effects that:

according to the small bicycle trailer, the first cross beam can be conveniently pulled to move upwards through the pull rope, the second cross beam rotates on the first cross beam to be in a vertical state with the first cross beam, the connecting shaft can be conveniently rotated on the support through the universal shaft, the two groups of blocking frames can be tightened and driven to be close to the first cross beam through the elastic rope, after folding is completed, the pull rope is lifted, the connecting rod is driven to rotate on the central shaft of the rear wheel of the bicycle main body, then the trailer is fixed on the hook, after the trolley is collected, the trailer is taken down from the hook when the trolley is unfolded, then the trailer is placed on the ground, the first cross beam is pressed to enable the two groups of second cross beams and the wheels to be unfolded to the two sides, and meanwhile, the two groups of blocking frames can be unfolded outwards. And the trolley is convenient to carry, so that the trolley is convenient to carry when not in use.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a portion of the structure of the present utility model;

FIG. 3 is a schematic diagram of a portion of the structure of the second embodiment of the present utility model;

fig. 4 is a schematic diagram of a portion of the structure of the present utility model.

In the figure: 1. a bicycle body; 2. a connecting rod; 3. a trailer; 31. a first cross beam; 32. a second cross beam; 33. a bracket; 34. a wheel; 35. a connecting plate; 36. a universal shaft; 37. a baffle frame; 38. a connecting shaft; 39. a connecting ring; 310. an elastic rope; 311. a pull rope; 4. a hook.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a bicycle small trailer, includes bicycle main part 1, and bicycle main part 1's rear end is provided with connecting rod 2, and connecting rod 2's rear end is provided with trailer 3, and trailer 3 includes two sets of supports 33, and the one end rotation of two sets of supports 33 is connected with wheel 34, and the other end fixedly connected with connecting plate 35 of two sets of supports 33, connecting plate 35 one end rotation is connected with second crossbeam 32, rotates between two sets of second crossbeams 32 and is connected with first crossbeam 31.

In this embodiment, the lower ends of the second beams 32 are provided with notches, and the two ends of the first beam 31 are respectively connected to the inner sides of the notches of the two groups of second beams 32 through rotating shafts.

Specifically, the first cross member 31 moves upward, so that the second cross member 32 rotates on the first cross member 31 in a perpendicular state to the first cross member 31, and the two sets of second cross members 32 are accommodated in each other.

In this embodiment, elastic cords 310 are fixedly connected to the front and rear ends of the first beam 31, one end of each elastic cord 310 is connected to a blocking frame 37, the blocking frame 37 is rotatably connected to the bracket 33, and the blocking frame 37 is shaped like a Chinese character 'men'.

Specifically, the elastic rope 310 tightens up and drives the two groups of baffle frames 37 to close to the first cross beam 31, so that the baffle frames 37 are folded, the baffle frames 37 are convenient to fold, the front baffle frame and the rear baffle frame are wider through the design of a door shape, and the trailer looks more square and attractive.

In this embodiment, two sides of one end of the bracket 33 are fixedly connected with a universal shaft 36, one end of the universal shaft 36 is rotatably connected with a connecting shaft 38, one end of the connecting shaft 38 is fixedly connected with a connecting ring 39, and the connecting ring 39 is mounted on the baffle frame 37.

Specifically, the connecting shaft 38 can be rotated on the bracket 33 by the universal shaft 36, and the retainer 37 can be supported by the connecting shaft 38.

In this embodiment, the pull rope 311 is connected to the upper end of the first cross member 31, and the hanger 4 is fixedly connected to the rear end of the bicycle body 1.

Specifically, the first cross beam 31 can be conveniently pulled to move upwards through the pull rope 311, the trailer 3 can be fixed through the hook 4, and the bicycle main body 1 can conveniently carry the trailer 3 to move.

In this embodiment, the connecting rod 2 is U-shaped or L-shaped, two ends or one end of the connecting rod 2 is fixedly connected with the rear wheel hub of the bicycle main body 1, and the rear end of the connecting rod 2 is connected with the baffle frame 37 at the front end of the trailer 3.

Specifically, lifting the pull rope 311 drives the connecting rod 2 to rotate on the central shaft of the rear wheel of the bicycle main body 1, so that the trailer 3 is conveniently hung on the hook 4, and the trailer 3 can be driven to move through the connecting rod 2.

Working principle: when the device is used, the lifting rope 311 drives the first cross beam 31 to move upwards, the second cross beam 32 rotates on the first cross beam 31 to be in a vertical state with the first cross beam 31, meanwhile, the universal shaft 36 can overturn downwards, meanwhile, the elastic rope 310 can tighten and drive the two groups of blocking frames 37 to be close to the first cross beam 31, the connecting shaft 38 can rotate on the universal shaft 36, after folding is completed, the lifting rope 311 is lifted, a ball head or a clamping lock on the connecting rod 2 is loosened, the connecting rod 2 is driven to rotate on a rear wheel central shaft of the bicycle main body 1, then the trailer 3 is fixed on the hook 4, after the trolley is collected, the trailer 3 is taken down from the hook 4 when the trolley is unfolded, then the trailer 3 is placed on the ground, the first cross beam 31 is pressed to enable the two groups of second cross beams 32 and the wheels 34 to be unfolded towards two sides, and meanwhile, the two groups of blocking frames 37 can be unfolded outwards.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a bicycle small trailer, includes bicycle main part (1), its characterized in that, the rear end of bicycle main part (1) is provided with connecting rod (2), the rear end of connecting rod (2) is provided with trailer (3), trailer (3) are including two sets of support (33), two sets of the one end rotation of support (33) is connected with wheel (34), two sets of the other end fixedly connected with connecting plate (35) of support (33), connecting plate (35) one end rotation is connected with second crossbeam (32), two sets of rotation is connected with first crossbeam (31) between second crossbeam (32).

2. The small bicycle trailer according to claim 1, wherein the lower end of the second cross beam (32) is provided with a notch, and two ends of the first cross beam (31) are respectively connected to the inner sides of the notches of the two groups of second cross beams (32) in a rotating manner through rotating shafts.

3. The small bicycle trailer according to claim 2, wherein elastic ropes (310) are fixedly connected to the front end and the rear end of the first cross beam (31), one end of each elastic rope (310) is connected with a baffle frame (37), the baffle frame (37) is rotatably connected with the support (33), and the baffle frame (37) is shaped like a door.

4. A bicycle small trailer according to claim 3, characterized in that the two sides of one end connecting plate (35) of the bracket (33) are fixedly connected with universal shafts (36), one end of each universal shaft (36) is rotatably connected with a connecting shaft (38), one end of each connecting shaft (38) is fixedly connected with a connecting ring (39), and the connecting rings (39) are arranged on the baffle frame (37).

5. The bicycle small trailer according to claim 4, wherein the upper end of the first cross beam (31) is connected with a pull rope (311), and the rear end of the bicycle main body (1) is fixedly connected with a hook (4).

6. The small bicycle trailer according to claim 4, wherein the connecting rod (2) is in a U shape or an L shape, two ends or one end of the connecting rod (2) are fixedly connected with the rear wheel axle center of the bicycle main body (1), and the rear end of the connecting rod (2) is connected with a baffle frame (37) at the front end of the trailer (3).