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Load-reducing draw bar box

A trolley case and trolley technology, applied in luggage, clothing, accessories, etc., can solve the problems of inconvenient going up and down stairs, the storage capacity of trolley cases cannot be changed, and the trolley case takes up space, etc. The effect of dragging the trolley case is easy and labor-saving, and the effect of changing the storage capacity

Inactive Publication Date: 2018-11-16
NANCHANG INST OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

But when the luggage in the trolley case is too heavy, it will be very inconvenient when going up and down the stairs, and it will be very laborious when dragging on the road, especially when the road condition is not good; The storage capacity cannot be changed accordingly; and when the trolley case is not in use, it takes up more space

Method used

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  • Load-reducing draw bar box
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Examples

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Embodiment Construction

[0024] The present invention will be further described below in conjunction with the accompanying drawings and preferred embodiments.

[0025] Such as Figures 1 to 6 Shown is a schematic structural diagram of a force-reducing trolley case of the present invention, including a case frame, a case body, a moving rod 1, a triangular wheel structure 5, a force-reducing support structure 4 and an electric drive booster structure.

[0026] The box frame includes a rectangular frame 22 and four box telescopic pull rods 21 installed on the four corners of the rectangular frame 22 . Wherein, the telescopic pull rod 21 of the box body includes a lower support tube 211 fixedly installed on the rectangular frame 22 at one end, an upper support tube 212 movably installed on the lower support tube 211, a latch 24 installed at the bottom of the upper support tube 212 and a support tube installed on the upper support tube 212. The casing telescopic rod button 23 at the top of the pipe 212. ...

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PUM

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Abstract

The invention provides a load-reducing draw bar box. The load-reducing draw bar box comprises a box body frame, a box body coated on the box body frame, a mobile draw bar which is installed on the rear surface of the box body and connected with the box body frame, triangular wheel structures symmetrically installed on the two sides of the outer bottom of the box body, an electric drive power assisting structure installed on the inner bottom of the box body and a load-reducing supporting structure installed on the rear surface of the box body, wherein the electric drive power assisting structure comprises a control circuit, transmission shafts, a speed regulating button, an accumulator, a motor and driving wheels, the driving wheels comprise rollers on the triangular wheel structures and brushless motors installed on the rollers, the speed regulating button can control the rotating speeds and rotating directions of the transmission shafts and the rollers through the control circuit, theaccumulator, the motor and the brushless motors, the box body frame comprises a rectangular frame and box body telescoping draw bars, and the box body comprises an upper box body, a lower box body and a zipper which is connected with the upper and lower box bodies. According to the load-reducing draw bar box, the storage capacity can be changed, the load-reducing draw bar box is easy to drag, andconvenience is brought to walk up and down stairs.

Description

technical field [0001] The invention belongs to the technical field of trolley cases, and in particular relates to a force-reducing trolley case. Background technique [0002] At present, large trolley cases on the market have the characteristics of large volume and large capacity, which can meet the requirements of passengers who need to carry a large amount of luggage when traveling. But when the luggage in the trolley case is too heavy, it will be very inconvenient when going up and down the stairs, and it will be very laborious when dragging on the road, especially when the road condition is not good; The storage capacity cannot be changed accordingly; and when the trolley case is not in use, it takes up more space. Contents of the invention [0003] Aiming at the above-mentioned prior art, the technical problem to be solved by the present invention is to provide a force-reducing trolley case that can change the storage capacity, be easily dragged, and be convenient f...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A45C5/04A45C5/14A45C13/26A45C13/00
Inventor 闫肖肖黎绵海黄少伟唐刚徐斌李志彪文红民邓小珍李彧雯
Owner NANCHANG INST OF TECH