Background technology
Platform based container, as the one of freight container, comprises the underframe of a loading, and the headwall at underframe two ends.The folding platform based container of headwall, is called for short folding carton, meets lifting, pile and transport that conventional freight container is the same.When empty van, headwall is folded on underframe, multiple folding cartons hang together together, form a module, and institute takes up space little, and harbour lifting number of times is few, empty van transport, deposit and the cost such as harbour lifting low, folding carton has obtained liking of more and more clients.
As shown in Figure 1, folding carton comprises the underframe 1 ' of loading, is arranged on the headwall 2 ' at underframe 1 ' two ends, and headwall 2 ' is hinged on underframe 1 ' by hinge means 3 '.When loading, headwall 2 ' is upright, and goods is placed on underframe 1, can, with the same transporting cargo of conventional freight container, meet the needs of transport and pile simultaneously; When empty van, headwall 2 ' folds on underframe 1 ' in case by hinge means 3 ', folding carton after folding hangs together by standard twist lock, transportation module of several compositions, have taken up space little, and harbour lifting number of times is few, empty van transports, deposits and harbour lifts the advantages such as running cost is low; When loading, headwall 2 ' is folding outside case. and outside case, folding headwall 2 ' can be used as the ramp that fork truck is freighted in case after folding.In the time that goods is vehicle, this headwall 2 ' also can be used as ramp and allows and be shipped vehicle and can reach in case.
Chinese patent, application number: CN 201020137055.4, denomination of invention: hinge for folding box device and folding carton, disclose a kind of hinge means.As shown in Figure 2, this hinge means, except being useful on the linkage 31 ' that connects headwall 2 ', has also been established a set of mechanism 32 ' that hangs together in outside.In order not affect normal lifting, the heap code operations of freight container, and avoid and hang together mechanism's 32 ' interference, linkage 31 ' need to be arranged on the inner side that hangs together mechanism 32 '.This makes after headwall 2 ' turns up, headwall 2 ' locate near underframe 1 ' to form one avoid hanging together mechanism 32 ' dodge breach 4 '.This breach turns up while transferring to the stowing ramp into fork truck etc. to case at headwall 2 ', can cause vehicle to jolt, block sunken wheel, the problem such as vehicle rollover even.
Therefore, need a kind of folding carton, to solve at least in part problems of the prior art.
Summary of the invention
In order to address the above problem, the invention discloses a kind of folding carton, it is characterized in that, comprise underframe; Headwall, described headwall is arranged on described underframe two ends; And hinge means, described hinge means is arranged on the two ends of described underframe, and described hinge means comprises: linkage, described linkage is hinged on described headwall at the two ends of described underframe; Hang together mechanism, describedly hang together mechanism and described linkage is arranged side by side, the described mechanism that hangs together comprises and hangs together permanent seat, hangs together part and hang together bearing pin, the described permanent seat that hangs together is fixed on described underframe, described hang together bearing pin will described in hang together the part seat that is connected and fixed described in being pivotally attached to, the described part that hangs together can overturn around the described bearing pin that hangs together outside case, with the breach after filling up described headwall and overturning outside case and between described underframe.
Preferably, described hanging together after mechanism's upset, described hang together part upward the profile of part roughly coincide with the described hinges of the described linkage turning up, described in making, hang together mechanism and described underframe and roughly complete vehicle loading ramp of the described headwall formation of turning up.
Preferably, described in hang together mechanism and further comprise and hang together registration device, described in hang together anchor fitting will described in hang together part and locate at vertical position.
Preferably, described in hang together registration device and be arranged on and hang together on permanent seat, described in hang together registration device and comprise: lock pin; And fixed support, described in being arranged on, described fixed support hangs together permanent seat away from a described side that hangs together mechanism, on described fixed support, be provided with the through hole coordinating with described lock pin; The described lockhole being provided with on part with the corresponding cooperation of described lock pin that hangs together, described lock pin is through the described through hole on described fixed support, and hangs together in the described lockhole on part described in inserting, for will described in hang together part and be locked in stand up position.
Preferably, the described mechanism that hangs together further comprises upright limiting component, described in described upright limiting component is arranged on, hang together the bottom position on permanent seat, in folding carton, overturn in stand up position for hanging together part described in stoping, and to providing support in hanging together part described in stand up position.
Preferably, described upright limiting component is configured to L-square.
Preferably, the described mechanism that hangs together further comprises Horizontal limiting parts, described Horizontal limiting parts are arranged on the upper surface of the corner fittings of described underframe, outside folding carton, overturn in the position of turning up for hanging together part described in stoping, and to providing support in hanging together part described in the position of turning up.
Preferably, described in, hang together inner side or outside that mechanism is arranged on described linkage.
Preferably, described headwall near described in hang together mechanism position be provided with and hang together part back-up block, described hang together part around described hang together bearing pin and overturn outside case after, described in hang together described in the support of part back-up block and hang together part.
Preferably, when hanging together bearing pin and described linkage described in and overturning outside case around bearing pin coaxially arrange.
According to folding carton of the present invention, comprise underframe; Headwall, described headwall is arranged on described underframe two ends; And hinge means, described hinge means is arranged on the two ends of described underframe, and described hinge means comprises: linkage, described linkage is hinged on described headwall at the two ends of described underframe; Hang together mechanism, describedly hang together mechanism and described linkage is arranged side by side, describedly hang together mechanism and there is the permanent seat of hanging together, hang together part and hang together bearing pin, the described permanent seat that hangs together is fixed on described underframe, described hang together bearing pin will described in hang together the part seat that is connected and fixed described in being pivotally attached to, the described part that hangs together can overturn around the described bearing pin that hangs together outside case, with the breach after filling up described headwall and overturning outside case and between described underframe.Thereby the more smooth and loading operation of being more convenient in ramp forming after headwall is turned up, has solved and has caused working truck to jolt, block sunken wheel, the problem such as vehicle rollover even.
Detailed description of the invention
In the following description, a large amount of concrete details have been provided to more thorough understanding of the invention is provided.But, it will be apparent to one skilled in the art that embodiment of the present invention can be implemented without one or more these details.In other example, for fear of obscuring with embodiment of the present invention, be not described for technical characterictics more well known in the art.
In order thoroughly to understand embodiment of the present invention, will detailed structure be proposed in following description.Obviously, the execution of embodiment of the present invention is not limited to the specific details that those skilled in the art has the knack of.Preferred embodiments of the present invention is described in detail as follows, but except these are described in detail, the present invention can also have other embodiments.
As shown in Figure 5, the invention discloses a kind of folding carton, it is characterized in that, comprising: underframe 1; Headwall 2, headwall 2 is arranged on underframe 1 two ends; And hinge means 3, hinge means 3 is arranged on the two ends of underframe 1, and as shown in Figure 4, hinge means 3 comprises: linkage 31, linkage 31 is hinged on headwall 2 at the two ends of underframe 1; Hang together mechanism 32, hanging together mechanism 32 is arranged side by side with linkage 31, hang together mechanism 32 and there is the permanent seat of hanging together 321, hang together part 322 and hang together bearing pin 323, hanging together permanent seat 321 is fixed on underframe 1, hang together bearing pin 323 will hang together part 322 be pivotally attached to be connected and fixed seat 321, hanging together part 322 can overturn around hanging together bearing pin 323 outside case, with the breach 4 ' after filling up headwall 2 and overturning outside case and between underframe 1.
Compared with prior art, folding carton of the present invention hang together the part 322 more smooth and loading operation of being more convenient in ramp forming after headwall 2 is turned up of can outwards overturning, solved and caused working truck to jolt, block sunken wheel, the problem such as vehicle rollover even.
Preferably, as shown in Figure 5, hanging together after mechanism's 32 upsets of the folding carton of one embodiment of the present invention, hang together part 322 upward part profile with turn up after the profile of hinges 312 of linkage 31 coincide, hang together mechanism 32 and underframe 1 and the headwall 2 that turns up forms roughly complete vehicle loading ramp.There is not breach in the ramp forming after making like this headwall 2 turn up, is more suitable for vehicle loading operation.
As shown in Figure 3, the hinge means 3 of the folding carton of a kind of preferred implementation of the present invention further comprises and hangs together registration device 33, in the time hanging together part 322 at vertical position, hanging together registration device 33 can locate hanging together part 322, to ensure hanging together part 322 in vertical state.
Further preferably, have on the basis that hangs together registration device 33, as shown in Figure 6, hang together registration device 33 and be arranged on and hang together on permanent seat 321, it comprises lock pin 331 and fixed support 34.Fixed support 34 is arranged on and hangs together permanent seat 321 away from a side that hangs together mechanism 32, and is provided with through hole on fixed support 34, can make lock pin pass.Fixed support 34 can stop and hangs together the upset of part 322 to box inside, but fixed support 34 does not stop hinges 312 to the upset in casing.
Lock pin 331 is through the through hole on fixed support 34, hangs together the lockhole 326 being provided with on part 322 with lock pin 331 corresponding cooperations, and lock pin 331 inserts in the lockhole 326 hanging together on part 322, can be locked in stand up position by hanging together part 322.
As shown in Figure 6, in a kind of preferred implementation of the present invention, hang together the spring that registration device 33 comprises lock pin 331, arranges around lock pin 331; Kink 332, kink 332 is arranged on fixed support 34 away from a side that hangs together mechanism 32; And handle 333, handle 333 is arranged on kink 332 and is operably connected to lock pin 331.
In the preferred implementation shown in Fig. 6, one end of lock pin 331 is connected with handle 333, and the other end of lock pin 331 is configured to cylinder wedge shape, and inclined-plane upward.When hanging together part 322 in the time turning up position, lock pin 331 is because the application force of spring is in release position, when hanging together part 322 from turning up position when hanging together bearing pin 323 and rotate, hang together the cylinder wedge shape inclined-plane that part 322 contacts lock pin 331, because of the effect on the cylinder wedge shape inclined-plane of lock pin 331, rotate to stand up position along with hanging together part 322, the spring-compressed of lock pin 331, and in the time hanging together part 322 in stand up position, lock pin 331 is through the lockhole 326 hanging together on part 322, again get back to release position, and will hang together part 322 and be locked in stand up position.
When hanging together part 322, needs rotate to while turning up position from stand up position, tractive handle 333, lock pin 331 is compressed to compressive state from release position, one end that lock pin 331 passes shrinkage cavity 326 is from hanging together the interior retraction of part 322, hanging together part 322 can rotate to the position of turning up around hanging together bearing pin 323, and in the time hanging together part 322 and do not interfere with lock pin 331, release lever 333.
Preferably, as shown in Figure 6, the mechanism 32 that hangs together of one embodiment of the present invention further comprises upright limiting component 324.Upright limiting component 324 is arranged on the roughly bottom position that hangs together permanent seat 321 inside, its for stop hang together part 322 in stand up position to the excessive upset in folding carton, and the part 322 that hangs together in stand up position is provided support.When hinges 312 is in interior while turning over position, the end plate 2 of folding carton inwardly overturns, and when the folding pile of several folding carton, upright limiting component 324 can bearing load.
Further preferably, as shown in Figure 6, have on the basis of upright limiting component 324, upright limiting component 324 is configured to L-square.But as needed and/or desired, those skilled in the art can learn apparently by the disclosure, equally preferably, the structure of upright limiting component 324 is not limited to structure disclosed in this invention, and other suitable structure is also applicable.
Preferably, as shown in Figure 6, the mechanism 32 that hangs together of the folding carton of one embodiment of the present invention further comprises: Horizontal limiting parts 325, Horizontal limiting parts 325 are arranged on the upper surface of the corner fittings 11 of underframe 1, hang together part 322 for prevention and overturn outside folding carton in the position of turning up, and the part 322 that hangs together in the position of turning up is provided support.Fork truck or as the vehicle of goods by turn up hang together part 322 time, Horizontal limiting parts 325 can bear the pressure of vehicle.
Further preferably, as shown in Figure 6, have on the basis of Horizontal limiting parts 325, Horizontal limiting parts 325 are configured to flat board.But as needed and/or desired, those skilled in the art can learn apparently by the disclosure, equally preferably, the structure of Horizontal limiting parts 325 is not limited to structure disclosed in this invention, and other suitable structure is also applicable.
Preferably, the outside that hangs together inner side that mechanism 32 both can be arranged on linkage 31 and also can be arranged on linkage 31 of the folding carton of one embodiment of the present invention, Fig. 5 exemplarily illustrates the situation that hangs together mechanism 32 and be arranged on the outside of linkage 31.The mechanism that hangs together of the folding carton of illustrated embodiment has further comprised hanging piece 3221, and a hanging piece 3221 is arranged on and hangs together part 322 away from the end that hangs together bearing pin 323.Play hanging piece 3221 and can meet the needs such as lifting, pile and the transport of folding carton after folding.An above-mentioned hanging piece 3221 can be angle supporting device or the plate with lifting eye etc. that general freight container is used.
When wide while being conventional container width 2438mm outside folding carton, the requirement hanging together for meeting standard container, the hole width between centers that hangs together that hangs together part 3221 is 2260mm, hangs together mechanism 32 and be arranged on the outside of linkage 31.In the time that folding carton is over-wide container, hang together mechanism 32 and can be arranged on the inner side of linkage 31, to meet folding carton lifting iso standard.
Preferably, as shown in Figure 4, the linkage 31 of the folding carton of one embodiment of the present invention comprises: linkage permanent seat 311, hinges 312 and by linkage permanent seat 311 with hinges 312 is hinged and the front bearing pin and the rear pin shaft (not shown) that are fixed together.
Hinges 312 is positioned at permanent seat 311, and front bearing pin and rear pin shaft insert simultaneously and hinges 312 can be fixed on to stand up position; Extract front bearing pin, hinges 312 can overturn around rear pin shaft, and hinges 312 overturns in casing; Extract rear pin shaft, hinges 312 can be around front bearing pin rotation, and hinges 312 overturns outside casing.The headwall 2 being connected with hinges 312 overturns outside casing, forms stowing ramp, and as loading fork truck, to the ramp in casing, in the time that the goods of folding carton is vehicle, vehicle can directly drive in folding carton along ramp.
Preferably, as shown in Figure 5, the bottom corner end that the top of the hinges 312 of the folding carton of one embodiment of the present invention is welded on headwall 2 is avoided the position of corner post 21.
The headwall 2 of the folding carton of a kind of preferred implementation of the present invention is provided with and hangs together part back-up block 22 near the position that hangs together mechanism 32, hang together part back-up block 22 and be connected to headwall 2 on the surface of breach 4 ', and hanging together part around after hanging together bearing pin 323 and overturning outside case, distich suspension member 322 provides support.The function and the aforementioned levels limiting component 325 that hang together part back-up block 22 are similar, but farther apart from hanging together bearing pin 323 because of it, therefore its effect is better than Horizontal limiting parts 325.
Preferably, as shown in Figure 7 in embodiment, hang together part back-up block 22 for L-square, one right angle end is connected with headwall 2, another right angle end kiss the earth in the situation that headwall 2 overturns outside case, hanging together like this part back-up block 22 can play a supportive role after upset by distich suspension member 322 outside case, improves and hangs together the supporting capacity of part to wheel, but the structure that hangs together part back-up block 22 is not limited to the shown structure of present embodiment, other suitable structure also can be suitable for.
Continue referring to Fig. 7, further preferably, in a kind of preferred implementation of the present invention, rise on hanging piece 3221 and be removably provided with and hang together twistlock 327, hang together twistlock 327 interior rotatable at a hanging piece 3221, to be connected and fixed with a hanging piece 3221.Hanging together part 322 after upset outside case, hanging together 22 supports of part back-up block and hang together twistlock 327, thereby the part 322 that hangs together turning up is played a supportive role.End frame 2 with hang together twistlock 327 relevant positions and be provided with twistlock receiving member 23, in illustrated embodiment, this twistlock receiving member 23 be one be arranged on headwall 2 at elongated hole, can stretch in twistlock receiving member 23 hanging together twistlock 327, play and connect and support the effect that hangs together mechanism 32.
Preferably, as shown in Figure 7 and Figure 8, when hanging together bearing pin 323 and overturning outside case with linkage 31 around bearing pin coaxially arrange.On headwall 2 hang together part back-up block 22 can be in the time that headwall 2 overturns supporting drive hang together part 322 and translate into vertical state.Therefore, when headwall 2 need to transform to from the state of turning up vertical state after or no longer need before will hang together separately part 322 and be turned to vertical state, further preferably, removably be provided with and hang together twistlock 327 when rising on hanging piece 3221, and at end frame 2 when hanging together twistlock 327 relevant positions and be provided with twistlock receiving member 23, can be better being turned to vertical state by turning-over changed headwall 2 to hanging together part 322 in vertical state.But, hang together twistlock 327 and can be also other any can with hang together part 322 and be connected, and realize other structure of above-mentioned functions together with hanging together part back-up block 22.
The present invention is illustrated by above-mentioned embodiment, but should be understood that, above-mentioned embodiment is the object for giving an example and illustrating just, but not is intended to the present invention to be limited within the scope of described embodiment.In addition it will be appreciated by persons skilled in the art that the present invention is not limited to above-mentioned embodiment, can also make more kinds of variants and modifications according to instruction of the present invention, these variants and modifications all drop in the present invention's scope required for protection.