Four-wheel folding trailer

A folding and trailer technology, applied in the field of trailers, can solve the problem of small load capacity

Active Publication Date: 2016-03-23
张家港佳可托日用品科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] This patent document describes in detail the mechanism and working principle of the foldable wheel, but this kind of foldable luggage cart is a push-pull cart with only two wheels and has a small carrying capacity, so it cannot be widely used in factory workshops

Method used

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  • Four-wheel folding trailer
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  • Four-wheel folding trailer

Examples

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Embodiment 1

[0032] Figure 1 to Figure 6 A specific embodiment of the invention is shown in which, figure 1 It is a schematic diagram of a three-dimensional structure of the present invention; figure 2 yes figure 1 A three-dimensional structural schematic diagram of the front frame assembly shown when viewed from another angle; image 3 yes figure 1 A side view of the front frame assembly shown; Figure 4 is a side view of the front fender in the front frame assembly shown in 1; Figure 5 yes figure 1 An exploded view of the front frame assembly shown; Image 6 yes figure 2 An exploded view of the front frame assembly shown.

[0033] This embodiment is a front frame assembly for a four-wheel foldable trailer, see Figure 1 to Figure 6As shown, the front frame assembly 1 includes a front load frame 11, two front wheel assemblies 12, a front baffle 13 arranged at the front end of the front load frame, and a pull rod 14 arranged on the front baffle; the front baffle is close to O...

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PUM

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Abstract

The invention discloses a front frame component for a four-wheeled folded trailer. The front frame component comprises a front carrier, two front wheel components, a front baffle plate and a pull rod, wherein the front baffle plate is arranged at the front end of the front carrier, and the pull rod is arranged on the front baffle plate. The front frame component is characterized in that one end of the front baffle plate close to a front connecting boss is provided with a rotary connecting portion with a pin hole, the other end of the front baffle plate far away from the front connecting boss is provided with two projecting clamp plates, the bottom of the pull rod is rotatably connected with the rotary connecting portion of the front baffle plate, and the middle of the pull rod can be clamped between the two clamp plates. When in use, the front frame component can be used with a rear frame component to form the four-wheeled folded trailer, can also be individually used as a two-wheeled folded luggage cart, and has the advantages of multiple purposes and functions.

Description

technical field [0001] The invention relates to the technical field of trailers, in particular to a four-wheel foldable trailer. Background technique [0002] People often use four-wheel trailers when shopping and carrying items, which can save energy for users. However, four-wheel trailers are generally large in size at present, cannot be folded and folded, are inconvenient to carry, and take up a lot of space when stored. [0003] Patent document CN202186404U discloses a foldable luggage cart, which includes a telescopic frame, the lower part of which is provided with a cylindrical push-pull rod hinged to the load-carrying bottom plate of the luggage cart, and the upper part of the cylindrical push-pull rod is provided with a first annular groove , the lower end surface of the first annular groove is provided with a first helical guide surface; the load-bearing bottom plate is folded and attached to the frame, and it is arranged perpendicular to the frame after unfolding f...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B62B3/02
CPCB62B1/042B62B3/02B62B3/022B62B2205/02B62B2205/12B62B2206/006
Inventor 曹新民
Owner 张家港佳可托日用品科技有限公司
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