CN218519702U

CN218519702U - Novel folding trailer

Info

Publication number: CN218519702U
Application number: CN202222170825.0U
Authority: CN
Inventors: 李元元; 李建锋
Original assignee: Zhengjiang Shangde Industry & Trade Co ltd; Jinhua Zhirun Technology Co ltd
Current assignee: Zhengjiang Shangde Industry & Trade Co ltd; Jinhua Zhirun Technology Co ltd
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2023-02-24
Anticipated expiration: 2032-08-17

Abstract

The utility model discloses a novel folding trailer, it includes: preceding frame and back frame, install in the plantago wheel of preceding frame bottom, install in the rear wheel of car of back frame bottom, the articulated pull rod of installing in preceding frame front end and the articulated spacing link assembly of installing in preceding frame and back frame junction, the upper and lower both ends of preceding frame and back frame are articulated through two first U type connecting blocks and two second U type connecting blocks respectively, spacing link assembly's one end is articulated to be installed on two first U type connecting blocks, and spacing link assembly's the other end is walked around in two second U type connecting block belows. Adopt first U type connecting block and second U type connecting block installation down to carry out spacing screens to preceding frame and back frame, produce the shrink folding when avoiding preceding frame and back frame to receive the impact force of drawing close, and can transmit the bottom of first U type connecting block with the lifting force that first U type connecting block received through spacing link assembly for it is better with car after-frame stability to expand car forebay.

Description

Novel folding trailer

The technical field is as follows:

the utility model relates to an outdoor apparatus field refers in particular to a novel folding trailer.

Background art:

in outdoor activities such as camping and picnic, a large amount of articles need to be carried usually, and the place of camping and picnic is often far away from the main road, so people can have portable trailer on the vehicle when going out for camping and picnic to conveniently carry outdoor articles.

Little trailer of folded form on the present market, though can fold and accomodate, nevertheless expand the back at little trailer, lack and expand limit structure, when the impact force is received at the both ends of little trailer, little trailer can produce the shrink naturally and fold, influences the normal use of little trailer. And traditional little trailer is owing to lack and expandes limit structure, when receiving ascending lifting force in the middle part of little trailer, the both ends of little trailer also can be drawn close folding shrink to the middle part, influence the normal use of little trailer.

In view of the above, the present inventors propose the following.

The utility model has the following contents:

an object of the utility model is to overcome prior art not enough, provide a novel folding trailer.

In order to solve the technical problem, the utility model adopts the following technical scheme: a novel folding trailer comprising: the front frame and the rear frame are hinged together, the front wheel is mounted at the bottom of the front frame, the rear wheel is mounted at the bottom of the rear frame, the pull rod is mounted at the front end of the front frame in a hinged mode, the connecting rod is mounted at the front end of the front frame in a hinged mode, the front frame is connected with the limiting connecting rod assembly at the joint of the rear frame in a hinged mode, the front frame is hinged with the upper end and the lower end of the rear frame through two first U-shaped connecting blocks and two second U-shaped connecting blocks, one end of the limiting connecting rod assembly is mounted on the two first U-shaped connecting blocks in a hinged mode, and the other end of the limiting connecting rod assembly is located at the two positions, below the two second U-shaped connecting blocks, of the limiting connecting rod assembly is mounted on the two first U-shaped connecting blocks in a hinged mode.

Furthermore, in the above technical solution, the limiting link assembly includes a first swing link and a second swing link hinged and installed in parallel on the two first U-shaped connecting blocks, and a first limiting link located below the two second U-shaped connecting blocks and connecting the first swing link and the second swing link.

Furthermore, in the above technical solution, the front frame includes a front chassis with one end hinged to the second U-shaped connecting block, a front armrest frame with one end hinged to the first U-shaped connecting block, and a front main frame with two ends hinged to the front chassis and the front armrest frame, respectively, and the bottom of the pull rod is hinged to the lower end of the front main frame.

Furthermore, in the above technical scheme, a positioning buckle for clamping the upper part of the pull rod is arranged on the front armrest frame, and the front wheels are mounted on the front main frame.

Furthermore, in the above technical solution, the rear frame has the same structure as the front chassis, two front wheel support frames for mounting the front wheels of the vehicle are arranged in parallel at the lower end of the front main frame, and two rear wheel support frames for mounting the rear wheels of the vehicle are arranged in parallel at the lower end of the rear side of the rear frame.

Furthermore, in the above technical scheme, the front armrest frame is hinged to one end of the first U-shaped connecting block, the front underframe is hinged to one end of the second U-shaped connecting block, the rear frame is hinged to the other end of the first U-shaped connecting block and the other end of the second U-shaped connecting block, and the limiting connecting rod assembly is hinged to the middle of the first U-shaped connecting block.

Furthermore, in the above technical scheme, a first connecting rod is hinged between the middle parts of the two sides of the front main frame and the middle parts of the two second U-shaped connecting blocks.

Furthermore, in the above technical solution, the pull rod includes an L-shaped curved rod having one end hinged to the front chassis, a locking device disposed at the other end of the L-shaped curved rod, a T-shaped rod bent in a U-shape and penetrating through the locking device, and a positioning sleeve seat movably sleeved on the L-shaped curved rod and fixed at the end of the T-shaped rod.

Furthermore, in the technical scheme, the U-shaped lower part of the T-shaped rod is sleeved on the soft hand guard sleeve, and one end of the T-shaped rod is further sleeved on the shaping sleeve.

Furthermore, in the above technical solution, an integrated cloth bag for bearing is sleeved on the front frame and the rear frame, and the limit connecting rod assembly is located at the periphery of the cloth bag for bearing.

After the technical scheme is adopted, compared with the prior art, the utility model has following beneficial effect: the utility model discloses in adopt first U type connecting block and second U type connecting block to connect preceding frame and back frame down, make frame and back frame expand the back in the front, utilize first U type connecting block and second U type connecting block to carry out spacing screens preceding frame and back frame, it is folding to produce the shrink when avoiding preceding frame and back frame to receive the impact force of drawing close, and through articulated installation spacing link assembly on first U type connecting block, bypass the bottom that the lifting force that second U type connecting block made first U type connecting block receive can transmit preceding frame and back frame by spacing link assembly, and then make the front truck frame and the back truck frame after expanding can not produce the shrink folding after receiving the lifting force, promote the stability after front truck frame and the back truck frame expand.

Description of the drawings:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a perspective view of the present invention;

fig. 3 is a side view of the present invention.

The specific implementation mode is as follows:

the present invention will be further described with reference to the following specific embodiments and the accompanying drawings.

As shown in fig. 1 to 3, a novel folding trailer is provided, which comprises: the front frame 1 and the rear frame 2 are hinged together, the front wheel 3 is mounted at the bottom of the front frame 1, the rear wheel 4 is mounted at the bottom of the rear frame 2, the pull rod 5 is mounted at the front end of the front frame 1 in a hinged mode, the limiting connecting rod assembly 6 is mounted at the joint of the front frame 1 and the rear frame 2 in a hinged mode, the front frame 1 and the upper end and the lower end of the rear frame 2 are hinged through two first U-shaped connecting blocks 7 and two second U-shaped connecting blocks 8 respectively, one end of the limiting connecting rod assembly 6 is mounted on the two first U-shaped connecting blocks 7 in a hinged mode, and the other end of the limiting connecting rod assembly 6 bypasses below the two second U-shaped connecting blocks 8. Adopt first U type connecting block 7 and second U type connecting block 8 to connect preceding frame 1 and back frame 2 down, make frame 1 and back frame 2 expand the back in the front, utilize first U type connecting block 7 and second U type connecting block 8 to carry out spacing screens to preceding frame 1 and back frame 2, it is folding to produce the shrink when avoiding preceding frame 1 and back frame 2 to receive the impact force of drawing close, and through articulated installation spacing link assembly 6 on first U type connecting block 7, it can transmit the bottom of preceding frame 1 and back frame 2 to make the lifting force that first U type connecting block 7 received to bypass second U type connecting block 8 by spacing link assembly 6, and then make the frame 1 and the frame 2 after expanding can not produce the shrink folding after receiving the lifting force, promote the stability after frame 1 and frame 2 expand.

The limiting connecting rod assembly 6 comprises a first swing rod 61 and a second swing rod 62 which are hinged to the two first U-shaped connecting blocks 7 in parallel, and a first limiting connecting rod 63 which is located below the two second U-shaped connecting blocks 8 and is connected with the first swing rod 61 and the second swing rod 62.

The front frame 1 comprises a front underframe 11 with one end hinged to the second U-shaped connecting block 8, a front handrail frame 12 with one end hinged to the first U-shaped connecting block 7, and a front main frame 13 with two ends hinged to the front underframe 11 and the front handrail frame 12 respectively, and the bottom of the pull rod 5 is hinged to the lower end of the front main frame 13.

The front armrest frame 12 is provided with a positioning buckle 121 for clamping the upper part of the pull rod 5, and the front wheels 3 are arranged on the front main frame 13.

The structure of the rear frame 2 is the same as that of the front chassis 11, the lower end of the front main frame 13 is provided with two front wheel supporting frames 14 used for mounting the front wheels 3, and the lower end of the rear side of the rear frame 2 is provided with two rear wheel supporting frames 20 used for mounting the rear wheels 4.

Preceding handrail frame 12 with the one end of first U type connecting block 7 is articulated, preceding chassis 11 with the one end of second U type connecting block 8 is articulated, back frame 2 articulated install in first U type connecting block 7 with the other end of second U type connecting block 8, just spacing link assembly 6 articulated install in the middle part of first U type connecting block 7.

And a first connecting rod 15 is hinged between the middle parts of two sides of the front main frame 13 and the middle parts of the two second U-shaped connecting blocks 8. The front armrest frame 12 is provided with a U-shaped groove block 16 for hinging and installing the front main frame 13.

The pull rod 5 comprises an L-shaped bent rod 51, one end of which is hinged with the front chassis 11, a locking device 52 arranged at the other end of the L-shaped bent rod 51, a T-shaped rod 53 which is bent in a U shape and penetrates through the locking device 52, and a positioning sleeve seat 54 which is movably sleeved on the L-shaped bent rod 51 and fixed at the end part of the T-shaped rod 53. Through the articulated front end of installing preceding chassis 11 with the lower extreme of L type knee 51, when using, take off pull rod 5 from location buckle 121, utilize articulated connected mode, the user can be at will with pull rod 5 regulation to suitable inclination. And adopt locking device 52 and location sleeve seat 54 to connect L type knee 51 and T type pole 53, the user can adjust the length of pull rod 5 according to actual need, makes things convenient for different crowds to use.

The U-shaped lower part of the T-shaped rod 53 is sleeved on the soft hand guard sleeve 55, and one end of the T-shaped rod 53 is further sleeved on the shaping sleeve 56.

The front frame 1 and the rear frame 2 are sleeved with an integrated loading cloth bag 9, and the limiting connecting rod assembly 6 is positioned at the periphery of the loading cloth bag 9.

To sum up, the utility model discloses during the use, through dragging preceding frame 1 and rear frame 2 to both ends, frame 1 expandes with rear frame 2 completely before making, after the upper end and the lower extreme of current frame 1 and rear frame 2 respectively with first U

type connecting block

7 and 8 parallel and levels of second U type connecting block, carry out spacing screens by first U type connecting block 7 and second U type connecting block 8 to preceding frame 1 and rear frame 2, avoid preceding frame 1 and rear frame 2 both ends to receive the impact force and draw close to the hunch shrink to the centre, promote the stability that the trailer used. And swing spacing link assembly 6 to the first U type connecting block 7 of perpendicular to and second U type connecting block 8 to the realization is to the expansion and spacing of trailer, prevents that the trailer from removing the in-process and receiving jolt and shrink folding.

Of course, the above description is only for the specific embodiment of the present invention and is not intended to limit the scope of the present invention, and all equivalent changes or modifications made by the structure, characteristics and principles according to the claims of the present invention should be included in the claims of the present invention.

Claims

1. A novel folding trailer is characterized by comprising: the front frame (1) and the rear frame (2) which are mutually hinged together, the front wheel (3) arranged at the bottom of the front frame (1), the rear wheel (4) arranged at the bottom of the rear frame (2), the pull rod (5) arranged at the front end of the front frame (1) and the connecting rod assembly (6) arranged at the joint of the front frame (1) and the rear frame (2) in a hinged mode, the front frame (1) and the upper end and the lower end of the rear frame (2) are hinged through two first U-shaped connecting blocks (7) and two second U-shaped connecting blocks (8) respectively, one end of each limiting connecting rod assembly (6) is hinged to be arranged in two first U-shaped connecting blocks (7), and the other end of each limiting connecting rod assembly (6) is arranged in two positions below the second U-shaped connecting blocks (8).

2. The novel folding trailer of claim 1, characterized in that: the limiting connecting rod assembly (6) comprises a first swing rod (61) and a second swing rod (62) which are hinged to the two first U-shaped connecting blocks (7) in parallel, and a first limiting connecting rod (63) which is located below the two second U-shaped connecting blocks (8) and is connected with the first swing rod (61) and the second swing rod (62).

3. The novel folding trailer of claim 1, characterized in that: preceding frame (1) including one end with second U type connecting block (8) articulated preceding chassis (11), one end with first U type connecting block (7) articulated preceding handrail frame (12) and both ends respectively with preceding chassis (11) with preceding handrail frame (12) articulated preceding body frame (13), the articulated installation in bottom of pull rod (5) preceding body frame (13) lower extreme.

4. The novel folding trailer of claim 3, characterized in that: the front armrest frame (12) is provided with a positioning buckle (121) used for clamping the upper part of the pull rod (5), and the front wheels (3) are arranged on the front main frame (13).

5. The novel folding trailer of claim 3, wherein: the rear frame (2) is identical to the front chassis (11) in structure, two front wheel support frames (14) used for mounting the front wheels (3) are arranged at the lower end of the front main frame (13) in parallel, and two rear wheel support frames (20) used for mounting the rear wheels (4) are arranged at the lower end of the rear side of the rear frame (2) in parallel.

6. The novel folding trailer of claim 5, wherein: preceding handrail frame (12) with the one end of first U type connecting block (7) is articulated, preceding chassis (11) with the one end of second U type connecting block (8) is articulated, back frame (2) articulated install in first U type connecting block (7) with the other end of second U type connecting block (8), just spacing link assembly (6) articulated install in the middle part of first U type connecting block (7).

7. The novel folding trailer of claim 6, wherein: and a first connecting rod (15) is hinged between the middle parts of two sides of the front main frame (13) and the middle parts of the two second U-shaped connecting blocks (8).

8. A new folding trailer according to any one of claims 3 to 7, characterised in that: the pull rod (5) comprises an L-shaped bent rod (51) with one end hinged to the front chassis (11), a locking device (52) arranged at the other end of the L-shaped bent rod (51), a T-shaped rod (53) which is bent in a U shape and penetrates through the locking device (52), and a positioning sleeve seat (54) which is movably sleeved on the L-shaped bent rod (51) and fixed to the end of the T-shaped rod (53).

9. The novel folding trailer of claim 8, wherein: the U-shaped lower part of the T-shaped rod (53) is sleeved on the soft hand guard sleeve (55), and one end of the T-shaped rod (53) is further sleeved on the shaping sleeve (56).

10. The novel folding trailer of claim 9, wherein: the front frame (1) and the rear frame (2) are sleeved with an integrated loading cloth bag (9), and the limiting connecting rod assembly (6) is located on the periphery of the loading cloth bag (9).