WO2012145870A1

WO2012145870A1 - Light draw-bar box

Info

Publication number: WO2012145870A1
Application number: PCT/CN2011/001262
Authority: WO
Inventors: 王向军
Original assignee: 上海顶新箱包有限公司
Priority date: 2011-04-29
Filing date: 2011-08-01
Publication date: 2012-11-01
Also published as: CN202077749U

Abstract

A light draw-bar box comprises a box frame (100) and a box body (200) arranged on the box frame (100). The box frame (100) comprises a base plate assembly (110), a draw-bar assembly (120) connection to the base plate assembly (110), and a frame assembly (130) connected to a side surface of the base plate assembly (110). The draw-bar assembly (120) and the frame assembly (130) are detachably connected to the base plate assembly (110). The box body (200) is wrapped on the box frame (100), and a wheel assembly (140) is disposed at the bottom of the base plate assembly (110). The whole draw-bar box is constructed by combining the box frame (100) and the box body (200). The box frame (100) is constructed by connecting the base plate assembly (110), the frame assembly (130) and the draw-bar assembly (120). Compared with the draw-bar box in the prior art, the light draw-bar box has a simpler structure, and reduces weight and production costs with enough strength being ensured.

Description

Lightweight trolley case

The utility model relates to a luggage bag, in particular to a lightweight trolley case with light weight. Background technique

The trolley case is a case with a tie rod and a roller that is widely used because of its ease of use. At the same time, the trolley case is also provided with a pull rod for the box, and there is a single tube pull rod and a double tube pull rod. The tube of the pull rod also has a square tube and a round tube, so as to facilitate the dragging while walking, greatly reducing the burden.

The general luggage can be divided into soft cloth box and hard box according to the material (hard and can be divided into

ABS and PP), according to the structure can be divided into vertical trolley case and horizontal suitcase.

However, the existing trolley case is generally supported by a steel frame structure, which results in a heavy overall weight of the trolley case, which is disadvantageous for convenient use.

Therefore, there is a particular need for a lightweight trolley case that addresses the above-mentioned existing problems. Utility model content

The purpose of the utility model is to provide a lightweight trolley case. In view of the deficiencies of the prior art, under the premise of ensuring sufficient strength of the luggage, the weight of the luggage is reduced, and the production cost is reduced.

The technical problem solved by the utility model can be realized by the following technical solutions: A lightweight trolley case, which comprises a box frame and a box body disposed on the box frame, wherein the box frame comprises a box body a bottom plate assembly, a pull rod assembly coupled to the bottom plate assembly, and a frame assembly coupled to a side of the bottom plate assembly, the tie rod assembly and the frame assembly being detachably coupled to the bottom plate assembly, the case being wrapped around the case On the frame, a pulley assembly is disposed at the bottom of the bottom plate assembly.

In an embodiment of the present invention, the pulley assembly includes a set of front pulleys and a set of rear pulleys, the front pulleys are disposed at a front end of the bottom of the bottom plate assembly, and the rear pulleys are disposed at the bottom of the bottom plate assembly The rear end is convenient for dragging the trolley case.

In an embodiment of the present invention, the pulley assembly includes a set of support legs and a set of rear pulleys, the support legs are disposed at a front end of the bottom of the bottom plate assembly, and the rear pulley is disposed at The rear end of the bottom of the bottom plate assembly facilitates the dragging of the trolley case.

In an embodiment of the present invention, the front pulley or the rear pulley is a universal wheel.

In an embodiment of the present invention, a plurality of through holes are provided in the bottom plate assembly to reduce weight and material while ensuring sufficient strength.

In an embodiment of the invention, the bottom plate assembly is provided with a reinforcing rib.

In an embodiment of the present invention, the frame assembly includes two vertical rods, a horizontal rod member, and a corner connecting member for connecting the vertical rod member and the horizontal rod member, and the corner connecting members are respectively disposed in the On the vertical and horizontal bars.

In an embodiment of the invention, the tie rod assembly comprises a single rod telescopic pull rod and a double rod telescopic pull rod.

In an embodiment of the present invention, a zipper opening is disposed at an upper portion of the box corresponding to the position of the rod assembly. When in use, the zipper opening of the box is opened, and the telescopic rod is pulled upward from the zipper opening. .

The lightweight trolley case of the utility model is composed of a combination of a box frame and a box body, and the box frame is composed of a bottom plate assembly, a frame assembly and a tie rod assembly, and has a simpler structure than the existing trolley case. Under the premise of ensuring sufficient strength, the weight is reduced and the production cost is reduced, and the object of the present invention is achieved.

The features of the present invention can be clearly understood by referring to the drawings and the detailed description of the preferred embodiments below. DRAWINGS

Figure 1 is a schematic structural view of a box frame of the present invention;

Figure 2 is an exploded perspective view of the box frame of the present invention;

Figure 3 is a schematic view of the lightweight trolley case of the present invention. detailed description

In order to make the technical means, creative features, achievement goals and effects achieved by the present invention easy to understand, the present invention will be further described below in conjunction with specific illustrations.

As shown in FIG. 1 and FIG. 3, the lightweight trolley case of the present invention comprises a box frame 100 and a box body 200 disposed on the box frame 100. The box frame 100 includes a bottom plate assembly. 110. A tie rod assembly 120 coupled to the base plate assembly 110 and a frame assembly 130 coupled to a side of the base plate assembly 110. The tie rod assembly 120 and the frame assembly 130 are detachably coupled to the base plate assembly 110, the case 200 Covered on the box frame 100, a pulley assembly 140 is disposed at the bottom of the bottom plate assembly 110.

Referring to FIG. 1 and FIG. 2, a mounting hole 113 and a mounting hole 114 are disposed on the bottom plate assembly 110. The pull rod assembly 120 is mounted and fixed on the bottom plate assembly 110 through the mounting hole 113. The frame assembly 130 is mounted and fixed to the bottom plate assembly 110 through the mounting hole 114. on.

In the present invention, the pulley assembly 140 includes a set of front pulleys 141 and a set of rear pulleys 142. The front pulleys 141 are disposed at the front end of the bottom plate assembly 110, and the rear pulleys 142 are disposed on the bottom plate. The rear end of the bottom of the assembly 110 facilitates the dragging of the trolley case. (See Figure 3)

Similarly, the pulley assembly 140 includes a set of support legs and a set of rear pulleys 142, the support feet are disposed at the front end of the bottom of the bottom plate assembly 110, and the rear pulleys 142 are disposed at the bottom of the bottom plate assembly 110. End, to facilitate the dragging of the trolley case.

The front pulley 141 or the rear pulley 142 is a universal wheel.

In the present invention, a plurality of through holes 111 are disposed in the bottom plate assembly 110, and the bottom plate assembly 110 is provided with reinforcing ribs 112; under the premise of ensuring sufficient strength, both weight reduction and material saving are achieved.

In the present invention, the frame assembly 130 includes two vertical bars 131, a horizontal bar 132, and a corner connector 133 for connecting the vertical bar 131 and the horizontal bar 132. The corner connectors 133 are respectively The vertical rod member 131 and the horizontal rod member 132 are fitted. (See Figure 1 and Figure 2)

In the present invention, the tie rod assembly 120 includes a single rod telescopic pull rod and a double rod telescopic pull rod.

In the present invention, a zipper port 210 is disposed at an upper portion of the box body 200 corresponding to the rod assembly 120. When in use, the zipper port 210 of the box body is opened, and the telescopic rod is lifted from the zipper port 210 upward. Pull out.

The basic principles and main features of the present invention and the advantages of the present invention are shown and described above. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description of the embodiments and the descriptions are merely illustrative of the principles of the present invention. The present invention is subject to various modifications and improvements, which are within the scope of the claimed invention. The scope of the present invention is defined by the appended claims. And its equivalents are defined.

Claims

Rights request

What is claimed is: 1. A lightweight trolley case comprising a case frame and a case disposed on the frame of the case, wherein the case frame comprises a bottom plate assembly, a pull rod assembly coupled to the bottom plate assembly, and a frame assembly coupled to a side of the base plate assembly, the tie rod assembly and the frame assembly being detachably coupled to the base plate assembly, the case being wrapped over the case frame, and a pulley assembly disposed at a bottom of the base plate assembly.

2. The lightweight trolley case according to claim 1, wherein the pulley assembly comprises a set of front pulleys and a set of rear pulleys, the front pulleys being disposed at a front end of the bottom of the bottom plate assembly, the rear A pulley is disposed at a rear end of the bottom of the bottom plate assembly.

3. The lightweight pole thrower according to claim 1, wherein the pulley assembly includes a set of support legs and a set of rear pulleys, the support feet being disposed at a front end of the bottom of the bottom plate assembly, A rear pulley is disposed at a rear end of the bottom of the bottom plate assembly.

The lightweight trolley case according to claim 2 or 3, wherein the front pulley or the rear pulley is a universal wheel.

The lightweight trolley case according to claim 1, wherein a plurality of through holes are provided in the bottom plate assembly.

The lightweight trolley case according to claim 1, wherein the bottom plate assembly is provided with a reinforcing rib.

7. The lightweight trolley case according to claim 1, wherein the frame assembly comprises two vertical bars, a horizontal bar and a corner connector for connecting the vertical bar and the horizontal bar. The corner joints are respectively fitted on the vertical rod and the horizontal rod.

8. The lightweight trolley case of claim 1 wherein the tie rod assembly comprises a single rod telescopic pull rod and a double rod telescopic pull rod.

The lightweight trolley case according to claim 1, wherein a zipper opening is provided at an upper portion of the case corresponding to the position of the lever assembly.