CN104705951A

CN104705951A - Draw-bar box made from soft and hard mixed materials

Info

Publication number: CN104705951A
Application number: CN201510165258.1A
Authority: CN
Inventors: 郑旭
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-04-09
Filing date: 2015-04-09
Publication date: 2015-06-17

Abstract

The invention belongs to the field of draw-bar boxes and particularly relates to a draw-bar box made from soft and hard mixed materials. The draw-bar box made from soft and hard mixed materials provided by the invention can be used for solving the problems in the prior art and the invention aims to provide the draw-bar box which is made from soft and hard mixed materials and is low in price, light in weight, high in toughness and high in anti-throwing capability. The draw-bar box made from the soft and hard mixed materials disclosed by the invention comprises a draw-bar box body which comprises main box body and a main box cover, wherein sizing frameworks are arranged at four inner and outer corners of the main box body and the main box cover; the main box body and the main box cover are of three-layer structures; each of the three-layer structures sequentially comprises an inner soft material layer, a middle frame material layer and an outer soft material layer from inside to outside; the main boxy body is connected with the main box cover through a zipper; the zipper is respectively in sewn connection with the edges of the main box body and the main box cover; sliding rollers are fixedly arranged at four corners at the bottom of the draw-bar box; a flexible draw-bar is fixedly arranged on the main box body and a handle belt is arranged at the top of the main box body.

Description

Soft or hard mixed materials draw-bar box

Technical field

The invention belongs to draw-bar box field, particularly relate to a kind of soft or hard mixed materials draw-bar box.

Background technology

Tourism, the commercial travel of modern all can use draw-bar box, and draw-bar box is as the important tool of go off daily, and application widely.Existing draw-bar box is generally divided into hard draw-bar box and soft draw-bar box; Hard draw-bar box normally adopts the materials such as ABS, PC, PP to be prepared from.The surface of hard draw-bar box mostly is smooth surface, easily scratches and damages, and simultaneously because material is difficult to arrange other convex bags more firmly on pull bar casing, accessing any article all needs to open main tank lid, uses inconvenience very.The material such as existing ABS, PC and PP in addition, cost is high, weight is large, anti-ability of falling is weak, easily damages.

And usually adopt the materials such as nylon, canvas and leather to be made for soft draw-bar box, although flexible structure is changeable, quality is too soft, be difficult to support, and is not suitable for doing the pull bar casing needing to consign weight.

Summary of the invention

The invention solves prior art Problems existing, aim to provide a kind of soft or hard mixed materials draw-bar box, this draw-bar box cost is low, quality is light, toughness is strong, anti-fall that ability is strong and inside and outside three-decker makes draw-bar box have the advantage of hard draw-bar box and soft draw-bar box simultaneously.

The present invention solves above-mentioned technical problem by following technical proposals: soft or hard mixed materials draw-bar box, comprise pull bar casing, described pull bar casing comprises main box and main tank lid, the inside and outside corner of main box and main tank lid is provided with shaped skeleton, main box and main tank lid are three-decker, described three-decker is followed successively by from inside to outside: interior soft material layer, middle frame material layer and outer soft material layer, in, outer soft material layer and middle frame material layer are by being adhesively fixed, and in, outer soft material adopts to sew up with middle frame material layer edge and is connected, zipper joint is passed through between described main box and main tank lid, described slide fastener is sewed up with main box and main tank lid edge respectively and is connected, zipper joint is passed through between described main box and main tank lid, described slide fastener is sewed up with main box and main tank lid edge respectively and is connected, the corner, bottom of described bar casing is fixedly installed slider roller, described main box is fixedly installed telescopic lever and the top of main box is provided with hand-strap.

Further, described middle frame material layer is the low binder of PE and the synthesis of high binder heat fusion.

Further, in the frame material layer of described middle level, the low binder of PE accounts for 35%-85%, and PE height binder accounts for 15%-65%.

Further, in the frame material layer of described middle level, the low binder of PE accounts for 55%-63%, and PE height binder accounts for 37%-45%.

Further, described interior soft material layer and outer soft material layer are soft fabric.

Further, described shaped skeleton is fixedly connected with main tank lid with main box by screw.

Further, the outer setting of described pull bar casing has at least one convex bag.

Further, described pull bar casing telescopic lever is fixedly installed on main box by upper holder and lower fixed frame, and the pull bar of pull bar casing extends to main box outside through main box.

The present invention compared with prior art has following beneficial effect.

First, main box of the present invention and main tank lid adopt special three-decker, middle frame material layer adopts the low binder of PE and high binder heat fusion to form, internal layer and skin all adopt soft material, soft material and middle frame material layer are bonded as one by heat bonding technology, sewing up after bonding, dual fixed form structure is more firm.Middle level framework plays supporting and shaping effect, stabilized structure, good toughness, and anti-ability of falling is strong, and outer soft material layer good looking appearance is the advantage that the present invention has hard draw-bar box and soft draw-bar box simultaneously like this.

The second, shaped skeleton is all fixed in inside and outside four angles of main box and main tank lid, this makes it possible to overcome the lower shortcoming of the hardness of PE material own, can as supporting and shaping effect.The good advantage of PE toughness of material can be had again simultaneously, there is intensity and toughness simultaneously.

3rd; outside soft material layer arranges convex bag; the passport of frequent use, notebook, the article such as map and pen just can be placed in convex bag; thus conveniently take when or else can open main box; can either practicality be increased, the outside of pull bar casing can be protected again not to be subject to scratch and scuffing.And outer soft material layer and middle frame material layer are combined as a whole, article in pull bar casing can be protected not to be squeezed and to clash into, add the capacity of pull bar casing.

Accompanying drawing explanation

Fig. 1 is the external structure schematic diagram of soft or hard mixed materials draw-bar box of the present invention.

Fig. 2 is internal structure schematic diagram of the present invention.

In figure: 1 is pull bar casing, 2 is main box, and 3 is main tank lid, 4 is shaped skeleton, and 5 is slide fastener, and 6 is slider roller, 7 is telescopic lever, and 8 is hand-strap, and 9 is screw, 10 is convex bag, 11 is upper holder, and 12 is lower fixed frame, and 13 is interior soft material layer, 14 is middle frame material layer, and 15 is outer soft material layer.

Detailed description of the invention

Present pre-ferred embodiments is provided, to describe technical scheme of the present invention in detail below in conjunction with accompanying drawing.

As Fig. 1, shown in Fig. 2, soft or hard mixed materials draw-bar box, comprise pull bar casing 1, described pull bar casing 1 comprises main box 2 and main tank lid 3, the inside and outside corner of main box 2 and main tank lid 3 is provided with shaped skeleton 4, main box 2 and main tank lid 3 are three-decker, described three-decker is followed successively by from inside to outside: interior soft material layer 13, middle frame material layer 14 and outer soft material layer 15, in, outer soft material layer 13, 15 and middle frame material layer 14 by being fixed by extruding machine integrated bond, and in, outer soft material 13, 15 adopt to sew up with middle frame material layer 14 edge and are connected, engaged by slide fastener 5 between described main box 2 and main tank lid 3, described slide fastener 5 is sewed up with main box 2 and main tank lid 3 edge respectively and is connected, engaged by slide fastener 5 between described main box 2 and main tank lid 3, described slide fastener 5 is sewed up with main box 2 and main tank lid 3 edge respectively and is connected, the corner, bottom of described bar casing is fixedly installed slider roller 6, described main box 2 is fixedly installed telescopic lever 7, the top of main box 2 is provided with hand-strap 8.

Manufacturing process of the present invention: first choose suitable inside and outside soft material layer 15 according to customer demand, then utilize injection machine that the low pressure of particle and high pressure P E material are carried out Hybrid Heating fusion and be shaped to middle level framework, flatten after more selected soft material being bonded to middle level framework by heat bonding technology, form tank material.Last according to customer requirement, such as: shape, size carry out sewing up, cutting, assembling form pull bar casing 1.

In order to make middle frame material layer 14 have excellent intensity and toughness, in described middle frame material layer 14, the scope of the low binder of PE is the scope of 35%-85% and high binder is 15%-65%, and the two Hybrid Heating is merged frame material in i.e. formation.The ratio of low binder is higher, and hardness is higher, and viscosity is also stronger.To carry out heat fusion according to certain ratio shaping for the low binder of PE and high binder in addition, can have intensity and toughness concurrently by framework material so simultaneously.

More preferably, in middle level frame material layer 14, the low binder of PE accounts for 55%-63%, and PE height binder accounts for 37%-45%.The middle frame material of this ratio range, hardness is high, and viscosity is good, good toughness.

In order to reduce pull bar casing 1 weight, make casing more attractive in appearance, described interior soft material layer 13 and outer soft material layer 15 are soft fabric.Soft fabric is lightweight, greatly alleviates the overall weight of draw-bar box, and soft fabric according to actual product feature and Customization demand, can have one or more convex bag 10 in the outer setting of pull bar casing 1.Convex bag 10 shape also can need to customize according to user.

In addition in order to the structural strength of raising rod casing 1 further, described shaped skeleton 4 is fixedly connected with main tank lid 3 with main box 2 by screw 9.Described pull bar casing 1 telescopic lever 7 is fixedly installed on main box 2 by upper holder 11 and lower fixed frame 12, and the pull bar of pull bar casing 1 extends to main box 2 outside through main box 2.Upper holder 11 and lower fixed frame 12 can either play the effect of fixing telescopic lever 7, can play again the structure of firm middle level framework, promote the stability of whole draw-bar box, increase the whole service life of draw-bar box.

Above content combines embodiment accompanying drawing and has made detailed description to specific embodiments of the invention.In this description, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.

Above-described specific embodiment; the technical problem of solution of the present invention, technical scheme and beneficial effect are further described; be understood that; the foregoing is only specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.

Claims

1. soft or hard mixed materials draw-bar box, it is characterized in that: comprise pull bar casing (1), described pull bar casing (1) comprises main box (2) and main tank lid (3), the inside and outside corner of main box (2) and main tank lid (3) is provided with shaped skeleton (4), main box (2) and main tank lid (3) are three-decker, described three-decker is followed successively by from inside to outside: interior soft material layer (13), middle frame material layer (14) and outer soft material layer (15), in, outer soft material layer (13, 15) and middle frame material layer (14) by being adhesively fixed, and in, outer soft material (13, 15) adopt to sew up with middle frame material layer (14) edge and be connected, engaged by slide fastener (5) between described main box (2) and main tank lid (3), described slide fastener (5) is sewed up with main box (2) and main tank lid (3) edge respectively and is connected, the corner, bottom of described bar casing is fixedly installed slider roller (6), described main box (2) is fixedly installed telescopic lever (7), and the top of main box (2) is provided with hand-strap (8).

2. soft or hard mixed materials draw-bar box as claimed in claim 1, is characterized in that: described middle frame material layer (14) is the low binder of PE and the synthesis of high binder heat fusion.

3. soft or hard mixed materials draw-bar box as claimed in claim 2, is characterized in that: in described middle level frame material layer (14), the low binder of PE accounts for 35%-85%, and PE height binder accounts for 15%-65%.

4. soft or hard mixed materials draw-bar box as claimed in claim 3, is characterized in that: in described middle level frame material layer (14), the low binder of PE accounts for 55%-63%, and PE height binder accounts for 37%-45%.

5. soft or hard mixed materials draw-bar box as claimed in claim 1, is characterized in that: described interior soft material layer (13) and outer soft material layer (15) are soft fabric.

6. soft or hard mixed materials draw-bar box as claimed in claim 1, is characterized in that: described shaped skeleton (4) is fixedly connected with main tank lid (3) with main box (2) by screw (9).

7. soft or hard mixed materials draw-bar box as claimed in claim 1, is characterized in that: the outer setting of described pull bar casing (1) has at least one convex bag (10).

8. soft or hard mixed materials draw-bar box as claimed in claim 1, it is characterized in that: described pull bar casing (1) telescopic lever (7) is fixedly installed on main box (2) by upper holder (11) and lower fixed frame (12), the pull bar of pull bar casing (1) extends to main box (2) outside through main box (2) outer wall.