CN1743250B

CN1743250B - Folding box

Info

Publication number: CN1743250B
Application number: CN 200410079019
Authority: CN
Inventors: 谢良富; 孔河清; 易仁斌; 姚谷
Original assignee: China International Marine Containers Group Co Ltd
Current assignee: China International Marine Containers Group Co Ltd
Priority date: 2004-09-03
Filing date: 2004-09-03
Publication date: 2010-12-08
Anticipated expiration: 2024-09-03
Also published as: CN1743250A

Abstract

A type of folding box is disclosed, which comprises one bottom frame, two end walls fixed respectively at the two ends of the bottom frame, two girders fixed respectively at the ends of the bottom frame. The bottom frame is movably jointed with the two end walls via a internal hinge and an external hinge which are respectively fitted at the corner column of the two end walls and the four corners of the bottom frame. A male tab frame is fitted at the bottom frame middle part in longitudinal direction to raise the bottom frame strength, so that the loading height of the folding box is raised.

Description

A kind of folding carton

Technical field

The present invention relates to a kind of freight container, be specifically related to a kind of folding carton.

Background technology

Folding carton is used for lade, and little because of stacking space, folding back, the empty van cost of wheeling is low, and handling goods conveniently is widely used.Its parts mainly contain underframe, headwall, end carriage body.In most cases, corner post is connected by horizontal gird at top and bottom, has formed a kind of headwall structure thereby be welded with the template wall between them.Folding to bottom platform when headwall, the groove because of the size that has on the platform with crossbeam and corner post adapts can make end wall panel be tiled on the platform chassis thus.After the headwall erect, except groove part, basically form the loading plane of a rule on the surface of platform chassis, the vertical dimension from this plane to the headwall napex is the loading height of folding carton.In order to increase the loading height of folding carton, generally can adopt the method that reduces underframe thickness, but reduce underframe thickness, can influence the loading intensity of folding carton again.

And, for some special goods, also need to transport with platform container or folding carton as skeletal trailer, flat truck etc.And folding carton, can be banked up mutually behind the frame vehicle of packing into because headwall is arranged, and also can stack other freight container simultaneously, obviously more has superiority than usage platform case.These particular cargos have tangible characteristics textural, and promptly its top is a plane frame structure, and the lower part is supported on tire and the supporting leg, bottom and inboard at tire and supporting leg, form a very big space, in this space, without any the parts of frame vehicle.After frame vehicle was loaded onto folding carton, in fact this space had become an idle space, causes the waste of cargo space.

Therefore,, under the situation that reduces underframe thickness as far as possible, also must solve the loading strength problem of folding carton for increasing the loading height of folding carton, and the waste problem of the cargo space that idle space caused that after frame vehicle is loaded onto folding carton, forms.

Summary of the invention

Goal of the invention of the present invention is, overcome the deficiencies in the prior art, for increasing the loading height of folding carton, be provided for strengthening the boss framework of underframe intensity at the underframe middle part, remedying the loading loss of strength of the folding carton that the underframe thickness that reduces folding carton caused, and the waste problem that solves the cargo space that idle space caused that after frame vehicle is loaded onto folding carton, forms.

Technical scheme of the present invention is as follows:

A kind of folding carton, at least comprise: underframe, the two end carriage bodies that are arranged at two headwalls at described underframe two ends and are arranged at described underframe end respectively respectively, the outer hinge flexible connection of described underframe and two headwalls by being arranged at the inner hinge on the anta of described two ends respectively and being arranged at four jiaos on underframe, wherein, be provided with the boss framework of the loading loss of strength that is used to strengthen the folding carton that underframe intensity causes to remedy underframe thickness and reduce along its length at described underframe middle part.

Described folding carton, wherein, described boss framework inner hollow is provided with, and its cross-sectional plane outer contour shape is rectangle, trapezoidal, semicircle, triangle etc.

Described folding carton, wherein, described headwall is provided with " U " font breach that opening makes progress, width is slightly larger than described boss frame width, and described headwall is after described underframe is folding, and the upper surface of described headwall is concordant substantially with described boss frame upper surface.

Described folding carton, wherein, the upper surface of described boss framework is also offered the notch that laterally runs through, and described headwall is after described underframe is folding, and the crossbeam on the described headwall is placed in this notch.

Described folding carton wherein, is respectively arranged with one group and is used to limit goods at the moving wedge of length direction string on the underframe of described boss framework both sides, described wedge is fixed by bolt or pin and underframe.

Described folding carton wherein, is offered the one group of tapped bore or the unthreaded hole that cooperate described bolt or pin respectively on the underframe of described boss framework both sides, the installation site of wedge can be adjusted along its length.

Description of drawings

The invention will be further described below in conjunction with the accompanying drawings and the specific embodiments, wherein:

Fig. 1 is a structural representation of the present invention;

Fig. 2 is the A-A cutaway view of Fig. 1;

Fig. 3 is the B-B cutaway view of the embodiment of the invention.

The specific embodiment

As Fig. 1, shown in Figure 2, folding carton of the present invention comprises: underframe 1, be arranged at two headwalls 2 at described underframe 1 two ends respectively, and the two end carriage bodies 3 that are arranged at described underframe 1 end respectively, outer hinge 11 flexible connections of described underframe 1 and two headwalls 2 by being arranged at the inner hinge on the described two ends anta 21 respectively and being arranged at 1 four jiaos on underframe, underframe 1 is provided with the boss framework 4 identical with length over end sills, this boss framework 4 is raised in the middle part of underframe, be provided with along the length over end sills direction, the supporting plane that underframe 1 upper surface is divided into boss upper surface and boss both sides, in goods delivery, supporting plane is main working face, for increasing the loading height of folding carton, the thickness of underframe supporting plane part is as much as possible little, thereby the loss of strength that causes, mainly compensate by boss framework 4 structure Design.

Have the breach 22 of U-shaped on the headwall 2 of folding carton, the width of this breach 22 is slightly larger than the width of boss framework 4, and this breach 22 is corresponding on the position with boss framework 4, make when headwall 2 when underframe 1 folds, headwall 2 two side portions and boss framework 4 do not interfere, in addition, can on boss framework 4, offer the notch 41 that laterally runs through near headwall one side, make the crossbeam on the headwall 2 after folding just in time be in this notch position, assurance headwall 2 can tile on the underframe 1, and the upper surface of the headwall 2 of tiling and boss framework 4 upper surfaces are in same plane, so that the pile during this folding carton air transport and can be used as platform container in case of necessity and use.

In Fig. 3, when folding carton delivers the goods of frame vehicle 6 one classes, the width that at first guarantees boss framework 4 is less than the minor increment between frame vehicle 6 a wheels inboard and an inboard leg, frame vehicle 6 is positioned on the supporting plane of underframe boss 4 both sides, thereby can in a folding carton, put more goods, the setting of " U " breach 22 on the headwall 2 simultaneously can be stretched out outside the headwall 2 end of frame vehicle 6, provides necessary location to such goods; In order to provide the location to goods better, the underframe supporting plane is provided with wedge 5, this wedge 5 is resisted against frame vehicle 6 wheels and the supporting leg both sides, front and back along the length over end sills direction in the work, make frame vehicle 6 in the delivery state, be difficult to produce slip along the length over end sills direction, for guaranteeing wedge 5 reliability of position at work, it is fixing that wedge 5 is passed through bolt or pin and underframe 1, simultaneously, for making folding carton can both provide the location to the different trailer that is transported, offer the one group of tapped bore or the unthreaded hole (indicating) of barrel bolt or pin in underframe 1 upper edge length over end sills direction, make the installation site of wedge 5 can be along the adjustment of length over end sills direction.

As known by the technical knowledge, the present invention can realize by other the embodiment that does not break away from its spirit or essential feature.Therefore, above-mentioned disclosed embodiment with regard to each side, all is a casehistory, is not only.All within the scope of the present invention or the change in being equal to scope of the present invention all be included in the invention.

Claims

1. folding carton, at least comprise: underframe, the two end carriage bodies that are arranged at two headwalls at described underframe two ends and are arranged at described underframe end respectively respectively, the outer hinge flexible connection of described underframe and two headwalls by being arranged at the inner hinge on the anta of described two ends respectively and being arranged at four jiaos on underframe, it is characterized in that described underframe middle part is provided with along the length direction of underframe and is used to strengthen the boss framework of underframe intensity with the loading loss of strength that remedies the folding carton that reduces underframe thickness and cause; The length of described boss framework is identical with length over end sills; Described boss framework inner hollow is provided with, and the outer contour shape of its cross-sectional plane is rectangle, trapezoidal, semicircle or triangle; Be respectively arranged with one group on the described underframe of described boss framework both sides and be used to limit goods at the moving wedge of described length direction string; Described headwall be provided with opening upwards, width is greater than " U " font breach of described boss frame width, the upper surface of described boss framework is also offered the notch that laterally runs through near headwall one side, described headwall is after underframe is folding, crossbeam on the described headwall is placed in this notch, and the upper surface of described headwall is concordant with described boss frame upper surface.

2. folding carton according to claim 1 is characterized in that, described wedge is fixed by bolt or pin and underframe.

3. folding carton according to claim 2 is characterized in that, offers the one group of tapped bore or the unthreaded hole that cooperate described bolt or pin on the underframe of described boss framework both sides respectively, and the installation site of wedge can be adjusted along its length.