CN201325626Y - Tray box - Google Patents

Abstract

The utility model relates to a simple and convenient connection tray box, which comprises a base plate, two side walls, two end walls and a cover (according to the requirement). Two end walls are connected with the base plate, the adjacent end walls and side walls are connected through pins, the pins are arranged on the side walls, pin fixing grooves matched with the pins are formed in the positions corresponding to the pins on the end walls, the pins can also be arranged on the end walls, and pin fixing grooves matched with the pins are formed in the positions corresponding to the pins on the side walls. When the tray box is assembled, the end walls are connected with the base plate, and then the side walls are vertically moved, so that connecting pins are inserted into the pin fixing grooves, and the end walls, the side walls and the base plate are connected together to form the tray box. The pins can prevent the end walls and the side walls from swinging to the inner side and the outer side of the tray box. The cover is added according to the requirement, the cover is connected with the end walls, and the cover can prevent the side walls from moving upward and prevent the pins and the pin fixing grooves from uncoupling at the same time. The connection tray box has the best characteristics of simple structure, fewer spare parts, low cost and convenient assembly and operation.

Description

A kind of pallet case

Technical field

The utility model relates to a kind of logistics transfer cask, relates in particular to a kind of easy bonded assembly pallet case, is applicable to the transportation solid goods, and is more suitable to disposable pallet case.

Background technology

The pallet case of existing transportation solid goods, its end wall, sidewall are directly outwards to open, goods can have outside pressure to end wall and sidewall, but end wall need adopt the lockset mode with being connected of sidewall, need handle lockset during installation one by one end wall and sidewall are coupled together.Operation is more loaded down with trivial details when the assembling tray case, and the set-up time is longer, and every group of lockset all needs the part more than four kinds to form.And the pallet case with cover of existing transportation solid goods, its end wall and sidewall are to be completely fixed bonded assembly by lockset, lid is captiveed joint with end wall or sidewall again, for example, the connection of existing pallet case need be used following part: end wall is connected 4 of locksets with sidewall, lid is connected 2～4 of locksets with end wall or sidewall, two of lid handles.Therefore, not only structure is loaded down with trivial details for existing pallet case, and cost is higher.

In addition, at present not specially at solid goods and the easy bonded assembly pallet of design-calculated case.Also not at disposable case and the easy bonded assembly pallet of design-calculated case.

The utility model content

Technical problem to be solved in the utility model is to provide a kind of pallet case, makes end wall or sidewall and chassis realize assembling or separation function by fast speed by simple connection structure.

To achieve these goals, the utility model provides a kind of pallet case, comprise chassis with four frames, be separately positioned on two end walls and two sidewalls on these four frames, its characteristics are, described two end walls or sidewall are connected with described chassis, and cooperate detouchable to be connected by first pin connected construction between adjacent end wall and the sidewall, this first pin connected construction comprises first pin that is arranged on this end wall/sidewall, and the corresponding hold down groove that is arranged on this sidewall/end wall, this end wall inserts fixed to one another connection the in this hold down groove with sidewall by this pin.

Preferably, this first pin is outstanding to be arranged on the outer surface at these sidewall roof rail two ends, this hold down groove is arranged on the top of the corniform upright column of these end wall both sides corresponding to this first pin, and extends to this corniform upright column top edge and form the opening that described first pin of confession inserts.

Preferably, this first pin is given prominence on the inner surface at the corniform upright column outer wall top that is arranged on these end wall both sides, this hold down groove is arranged on the roof rail two ends of this sidewall corresponding to this first pin, and extends to the opening of described first pin insertion of confession of lower edge formation of this roof rail.

Preferably, this first pin is given prominence on the inner surface at the corniform upright column outer wall top that is arranged on these end wall both sides, position corresponding to this first pin on the roof rail of this sidewall is provided with an adapter plate, this adapter plate is provided with described hold down groove, and this hold down groove extends to the lower edge of this adapter plate and forms the opening that described first pin of confession inserts.

Preferably, this first pin is given prominence on the inner surface at the corniform upright column outer wall top that is arranged on these end wall both sides, this hold down groove is arranged on the roof rail two ends of this sidewall corresponding to this first pin, and extends upwardly to the opening that this roof rail upper surface forms described first pin insertion of confession.

Preferably, be the grooved frame that opening makes progress with this end wall or sidewall bonded assembly chassis frame at least, described end wall and/or sidewall insert in the cooresponding grooved frame and are connected with this chassis.

Preferably, be connected by second pin connected construction between described two end walls or sidewall and chassis two links, this second pin connected construction comprises: second pin is arranged on wherein on a junction spare; Pin-and-hole is arranged on another link corresponding to this second pin.

Preferably, described second pin is arranged on the inner surface of lateral wall of grooved frame on this chassis, and has an inclined-plane that makes progress.

Preferably, the madial wall of this grooved frame is parallel with the inclined-plane of this second pin.

Preferably, be connected by first connection structure between described two end walls or sidewall and chassis two links, it comprises: the hole is arranged on the outer surface of following side bar of this end wall or sidewall; Lug is arranged on corresponding to this hole on the inner surface of lateral wall of grooved frame on this chassis, and inserts in this hole when connecting and connect.

Preferably, be connected by second connection structure between described two end walls or sidewall and chassis two links, it comprises: hook-shaped edges, and being bent inwards by the lateral wall of this grooved frame forms; Stretch out the limit, stretched out towards this hook-shaped edges one side by the bottom surface of the following side bar of this end wall or sidewall and form, this stretches out the limit and hooks with this hook-shaped edges cooperation when connecting and be connected.

Preferably, be connected by the 3rd connection structure between described two end walls or sidewall and chassis two links, it comprises: the hole is arranged on the grooved frame diapire on this chassis; Hook is provided with corresponding to this hole on the bottom surface of following side bar of this end wall or sidewall, and inserts in this hole when connecting and connect.

Preferably, this hook is a T type hook or L type hook, and this hole corresponds to a T type hole or L type hole.

Preferably, this hook is a L type hook, this Kong Weiyi slotted hole.

Preferably, also comprise a top cover, be arranged on the top of this end wall, sidewall, and be connected with locking by latching device with described end wall of described chassis bonded assembly or sidewall.

Preferably, described latching device comprises: handle is movably arranged on this top cover by handle base; Snap close is fixedly installed on described end wall or the sidewall corresponding to described handle, describedly is connected with described handle locking when latching in this top cover and closing.

Preferably, described snap close is a L type angle bar, and this angle bar one end is deviate from by limiting this handle after the weight bang distortion after this handle enters.

Preferably, have a conical papilla on the described snap close, limit this handle and keep locking to connect.

Preferably, described latching device comprises: hook, be arranged on this top cover, and this is hooked in this top cover when closing and the lower edge clamping of the roof rail of described end wall or sidewall locks.

Preferably, described latching device comprises: hook, be arranged on the side bar of this top cover, and perhaps be arranged on the roof rail of this end wall or sidewall; Dog hole is arranged on corresponding to described hook on the roof rail of this end wall or sidewall, perhaps corresponding being arranged on the side bar of this top cover, and this is hooked in to snap in when this top cover is closed in this dog hole and locks with this dog hole.

Preferably, this pallet case is disposable pallet case.

According to one side of the present utility model, pallet case of the present utility model is applicable to the transportation solid goods, is particularly useful for disposable use.Owing to the pressure that the solid goods oppose side wall is outside is little,, when unloading,, sidewall is moved up and the end wall disengagement, thereby open chest owing to the pressure that the goods oppose side wall is outside is little so consider to have adopted the mode of easy connection end wall of pin and sidewall.The utility model only needs the sidewall vertical shifting will be connected in the pin insertion dowel fixes groove when the pallet case is assembled and gets final product, and is easy and simple to handle, quick.And the utility model only replaces the one group of lockset that has now on the pallet case with 1 pin, and cost is low, is more suitable for the disposable pallet case low to cost requirement.

According on the other hand of the present utility model, form with cover of the present utility model, utilize two handles on the top cover to be connected locking with end wall that is provided with second pin connected construction or sidewall, have the function of covering handle and lockset concurrently, simultaneously can stop moving that sidewall or end wall make progress by top cover again, prevent the disengagement of pin and dowel fixes groove, thereby with the FCL locking, and make the connection mode of end wall and sidewall to oversimplify.

Description of drawings

Fig. 1 be the utility model one preferable not with the schematic appearance of the pallet case of top cover, wherein be connected by first pin connected construction between the end wall of this pallet case and the sidewall;

Fig. 2 A is an A part-structure enlarged diagram among Fig. 1, and wherein side bar inserts grooved side bar on the chassis under the end wall, and captives joint with the chassis by second pin connected construction;

Fig. 2 B is the second pin connected construction bonded assembly generalized section among Fig. 2 A;

Fig. 3 A, 3B be respectively being connected of the utility model first connection structure of connecting end wall and chassis preceding be connected after cutaway view;

Fig. 3 C, 3D be respectively being connected of the utility model second connection structure of connecting end wall and chassis preceding be connected after cutaway view;

Fig. 3 E, 3F be respectively being connected of the utility model the 3rd connection structure of connecting end wall and chassis preceding be connected after cutaway view;

Fig. 3 G, 3H are respectively the structural representations that is arranged on the T type hole on the grooved frame in the 3rd connection structure and is arranged on the T type hook on the side bar under the end wall;

Fig. 3 I, 3J are respectively the structural representations that is arranged on the L type hole on the grooved frame in the 3rd connection structure and is arranged on the L type hook on the side bar under the end wall;

Fig. 3 K, 3L be respectively be arranged in the 3rd connection structure on the grooved frame slotted hole be arranged on end wall under L type hook on the side bar be connected preceding be connected after cutaway view;

Fig. 4 be among Fig. 1 between end wall and the sidewall by the first pin connecting structure bonded assembly enlarged diagram, wherein first pin is arranged on roof rail one end of sidewall, the hold down groove relative set is at the corniform upright column top of adjacent end walls;

Fig. 5 is the view that first pin inserts hold down groove internal fixation end wall and sidewall among Fig. 4;

Fig. 6 is that end wall, sidewall and the chassis of the utility model pallet case begins the bonded assembly view;

Fig. 7 is end wall, the view of sidewall after connecting on the chassis of the utility model pallet case;

Fig. 8 is the structural representation of another first preferable pin connected construction of the utility model;

Fig. 9 is the utility model structural representation of preferable first pin connected construction again;

Figure 10 is the structural representation of another preferable first pin connected construction of the utility model, and the sidewall of this moment is connected by second pin connected construction with the chassis;

Figure 11 is the schematic appearance of the pallet case of another preferable band top cover of the utility model, and wherein this top cover is connected by latching device (handle) locking with end wall;

Figure 12 is the enlarged diagram of the latching device of grip structure between top cover and the end wall among Figure 11;

Figure 13 is the top cover open mode scheme drawing of pallet case among Figure 11;

Figure 14 is the structural representation of another preferable latching device of the utility model;

Figure 15 is the utility model structural representation of a preferable latching device again, and it is that hook is set on top cover, and is fixed by end wall roof rail square tube and hook lock;

Figure 16 is the structural representation of the another preferable latching device of the utility model, and it is that hook is set on end wall, and the dog hole that cooperates with hook is set on top cover, by cooperating of hook and dog hole top cover and end wall being locked;

The specific embodiment

As shown in Figure 1, the utility model one preferable pallet case 100 be a kind of can easy bonded assembly pallet case, two end walls 20 that it mainly is provided with by chassis 10, front and back, about two sidewalls 30 being provided with form, wherein removably connect by first pin connected construction 60 between adjacent end walls 20, the sidewall 30, and be connected by connection structure between two end walls 20 and the chassis 10, can form a constitutionally stable pallet case like this.Certainly, also can utilize connection structure that these two sidewalls 30 are connected with chassis 10, and utilize first pin connected construction 60 to connect adjacent end wall 20 and sidewall 30, it can form a constitutionally stable pallet case equally.

Shown in Fig. 2 A, 2B, in conjunction with Fig. 1, in the utility model one preferred embodiment, the upper strata frame on this chassis 10 is the grooved frame 12 and 13 that four openings make progress, and can insert end wall 20 and sidewall 30, the parallel motion of control end wall 20 and sidewall 30 bottoms.Certainly, this frame is not limited to trench structure, and it is direct 10 arranged outside baffle plates on the chassis also, and the mode that perhaps adopts trench structure, baffle arrangement to combine is moved with restriction end wall 20 and the outer of sidewall 30.

In the utility model one preferred embodiment, be connected by second pin connected construction 70 between these two end walls 20 and the chassis 10, it comprises: be arranged on second pin 71 on the lateral wall 121 at grooved frame 12 two ends, its head end protrudes in the inner surface of this lateral wall 121, can be used for anchor end wall 20; And correspondence is arranged at the pin-and-hole on the side bar 21 211 under the end wall.Certainly, be understandable that, be arranged on the pin of this second pin connected construction between two links (for example end wall and chassis or sidewall and chassis) and pin-and-hole structure, the form that the position is not limited to present embodiment is set, promptly this pin can be arranged on wherein arbitrary link, and correspondence is provided with this pin-and-hole on another link, for example, this second pin can be other version, and it is located under the end wall on the side bar, and on the frame of corresponding chassis, this pin-and-hole is being set.

Shown in Fig. 2 B, when this second pin 71 is arranged on chassis grooved frame 12 lateral walls 121 inner surfaces, preferable, this second pin 71 can have an inclined-plane that makes progress 711, and parallel with respect to the madial wall 122 of this lateral wall 121 with this grooved frame 12.Like this, when end wall 20 is installed, end wall 20 oblique cuttings can be gone in this grooved frame 12, end wall 20 upwards can be avoided in the inclined-plane 711 of second pin, after standing end wall 20 directly, the pin-and-hole 211 under the end wall on the side bar 21 is enclosed within on the pin, hooks below the pin, end wall 20 and chassis 10 are coupled together, and what restriction end wall 20 made progress moves.

Certainly, between this end wall 20 and the chassis 10 or the connection structure between this sidewall 30 and the chassis 10 be not limited to the second above-mentioned pin connected construction 70.Below in conjunction with Fig. 3 A～Fig. 3 L, be that example illustrates other several connection structures with the connection structure between end wall 20 and the chassis 10.

As shown in Figure 3A, in a preferred embodiment of the present utility model, the lateral wall 121a of the grooved frame 12a on chassis 10 inwardly can be gone out lug 71a to replace pin, according to shape corresponding hole 211a that cooperates with it that is provided with on side bar 21a under the end wall of lug 71a.When end wall 20 is installed, end wall 20 oblique cuttings can be gone among this grooved frame 12a, with end wall 20 upright straight after, this lug 71a and this hole 211a clamping that cooperatively interacts, end wall 20 and chassis 10 are coupled together, and what restriction end wall 20 made progress moves, shown in Fig. 3 B.In the present embodiment, the shape among this grooved frame 12a shape and Fig. 2 B is similar, and its madial wall can be a bevelled.

Shown in Fig. 3 C, in another preferred embodiment of the present utility model, the inside bending of the lateral wall 121b of chassis grooved frame 12b can be formed hook-shaped edges 1211b, the following side bar 21b bottom surface of end wall 20 is stretched out to form towards this hook-shaped edges 1211b one side and is stretched out limit 211b.Exist side by side in end wall 20 inserts this grooved frame 12b when straight, hook this hook-shaped edges 1211b end wall 20 and chassis 10 are coupled together by stretching out limit 211b, what restriction end wall 20 made progress moves, shown in Fig. 3 D.

Shown in Fig. 3 E, in another preferred embodiment of the present utility model, can be on the bottom surface 123c of chassis grooved frame 12c perforate 1231c, for example T type hole 1231c ' (shown in Fig. 3 G) or L type hole 1231c " (shown in Fig. 3 I); correspondence is provided with hook 211c on the side bar 21c under end wall, for example T type hook 211c ' (shown in Fig. 3 H) or L type hook 211c " (shown in Fig. 3 J).When end wall 20 is installed, end wall 20 oblique cuttings can be gone among this grooved frame 12c, and this T type hook or L type hook are inserted in this T type hole or the L type hole, when with end wall 20 when upright straight, this T type hook or L type hook are positioned at the narrower part in this T type hole or L type hole, with moving that the hook portion engagement limits end wall 20 of this T type hook or L type hook makes progress, shown in Fig. 3 F.

Shown in Fig. 3 K, also can on the bottom surface 123d of chassis grooved frame 12d, leave slotted hole 1231d, corresponding L type hook 211d on the side bar 21d under end wall is by the cooperation realization end wall in hook and hole and being connected of chassis.

In the utility model, end wall 20 mainly is made up of side bar under the end wall 21, end wall roof rail 22, corniform upright column 23, front sheet 24, end wall vertical beam 25.Sidewall 30 mainly is made up of side bar under the sidewall 31, sidewall roof rail 32, sidewall paneling 34, sidewall vertical beam 35 and edge column (not shown).

In the utility model, between adjacent end wall 20 and sidewall 30, connect by this first pin connected construction 60.As shown in Figure 4, this first pin connected construction 60 comprises: be arranged on first pin 61 on the outer surface of end, sidewall roof rail 32 two ends, and the hold down groove 62 on the corresponding corniform upright column 23 outer wall tops that are arranged on end wall 20, this hold down groove 62 extends to the top edge 231 of this corniform upright column 23 always and forms opening 621, insert for first pin 61, as shown in Figure 5, show the state that first pin 61 inserts hold down groove 62 back anchor end wall 20 and sidewall 30.

In conjunction with reference to figure 6, during connection, can at first insert chassis 10 to end wall 20a, 20b, chassis 10 is connected with end wall 20a, 20b by second pin 71 with inclined-plane, when first pin 61 inserts hold down groove 62, sidewall 30 is inserted in the chassis 10 then.As Fig. 5, shown in Figure 7.Fix the pallet case 100 that can form behind the sidewall 30 as shown in Figure 1.

In the utility model, the connecting mode between end wall 20 and the sidewall 30 is not limited to the mode shown in Fig. 4,5, and first pin 61 promptly is set on the sidewall roof rail, and on the corniform upright column 23 of end wall the hold down groove 62 that cooperates with first pin is set.As shown in Figure 8, can also on the inner surface at the corniform upright column 23 outer wall tops of end wall, the first pin 61a be set, and the hold down groove 62a that relative set cooperates with this first pin 61a on sidewall roof rail 32.Perhaps, as shown in Figure 9, can on the inner surface at the corniform upright column 23 outer wall tops of end wall, the first pin 61b be set, and near sidewall roof rail 32 adapter plate 63 of relative set, it is provided with the hold down groove 62b that cooperates with this first pin 61b.

The foregoing description all is to fix by connection structure between end wall 20 and chassis 10, and connectionless situation between sidewall 30 and the chassis 20.But, be understandable that, also can between sidewall 30 and chassis 10, be connected by above-mentioned connection structure, for example, pin is set on sidewall/chassis, corresponding pin-and-hole is set on chassis/sidewall.When sidewall 30 is connected with chassis 10, requires end wall 20 to move up and down, and be connected with the adjacent wall detouchable by first pin connected construction.

As shown in figure 10, when showing sidewall 30 and being connected by second pin connected construction 70 with chassis 10, first pin connected construction that is connected between this sidewall 30 and the adjacent end walls 20.Can be provided with the first pin 61c this moment on the inner surface at the corniform upright column 23 outer wall tops of end wall 20, and correspondence is provided with hold down groove 62c on the roof rail 32 of sidewall 30, and this hold down groove 62c opens the upper surface at this roof rail 32, and opening upwards.

As shown in figure 11, pallet case 100 of the present utility model also can install top cover 40 additional as required.During installation, top cover 40 and and chassis bonded assembly end wall 20 or sidewall 30 between utilize latching device 80 that FCL is fixed, if promptly sidewall is connected by connection structure with the chassis, then top cover will be connected with sidewall locking; If end wall is connected by connection structure with the chassis, then top cover will be connected with end wall locking, to realize the FCL locking.

As shown in figure 12, this latching device 80 can be grip structure, comprising: handle 81 is fixed on the top cover 40 by handle base 82 activities; Snap close 83 is fixedly installed on the end wall 20 corresponding to handle 81, can be connected with handle 81 lockings when top cover is closed.Preferable, this snap close 83 can be a dihedral plate, directly is welded on end wall vertical beam 25 inboards, and forms a space that can enter for handle 81 just with it, like this, when top cover is closed, handle 81 by locked in this space.Preferable, can also be provided with a conical papilla on this snap close 83, can prevent in transportation that handle 81 from deviating from the space.

State when Figure 13 shows top cover 40 and do not close.After the end wall 20 of pallet case and sidewall 30 all are fixed on the chassis, can utilize two handles on the top cover 40 to be connected locking with end wall 20.In the utility model, top cover installs handle additional, snap close on handle and the end wall is formed lockset, make the locking of top cover and end wall, can play the effect of fixed roof and left and right sides sidewall on the one hand, the string that prevents top cover and left and right sides sidewall in the vertical direction is moving, prevents casing in transportation because jolt and rock and meet accident.Simultaneously, install handle additional after, case lid more convenient to operate.

As shown in figure 14, the snap close that locks with handle 81 can be a L type angle bar 85, enter the spatial accommodation of this L type angle bar 85 and 25 qualifications of end wall vertical beam when these handle 81 both sides after, can utilize the weight of hammer and so on this L type angle bar 85 1 ends of thumping, make it distortion, the entrance is narrowed down, in this spatial accommodation, deviate from, reach the purpose of locking thereby limit this handle 81.

Certainly, can also adopt other connection modes between top cover of the present utility model and the end wall, for example, end side bar 42 inboards at top cover 40 are provided with hook 84, and when top cover was closed, this hook 84 can be connected to the lower edge of end wall roof rail, as shown in figure 15, thus with the locking of top cover and end wall.Perhaps, the hole that cooperates with hook is set on end wall roof rail or column, by hook and cooperating of hole top cover and end wall being locked.This structure can save handle, makes structure simpler, and cost is lower, but the operation of top cover is not too convenient, and once the dismounting back is damaged easily.

Perhaps, as shown in figure 16, hook 241 can also be set on the roof rail of end wall, the dog hole 421 that cooperates with hook 241 is set on the end side bar 42 of top cover 40, by hook 241 and cooperating of dog hole 421 top cover and end wall being locked.This structure can save handle, makes structure simpler, and cost is lower, but the operation of top cover is not too convenient, and once the dismounting back is damaged easily.

But the connection structure between above-mentioned several top covers and the end wall makes that not only connection is easier, and makes cost lower for disposable pallet case.And, when pallet case of the present utility model uses as disposable case, even the thing oppose side wall of freighting has produced outside pressure, cause sidewall to deform, in the time of can't normally dismantling, also can by force sidewall upwards be got, sidewall damages and also has no relations, so the situation that does not exist end wall and sidewall to unload not open.In addition, also reusable under situation about not damaging when the utility model pallet case uses as disposable case, particularly do the structure of covering with the end wall lockset with the lid handle, the pallet case is not fragile when dismounting.

Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.

Claims (20)

1, a kind of pallet case, comprise chassis, be separately positioned on two end walls and two sidewalls on these four frames with four frames, it is characterized in that, described two end walls or sidewall are connected with described chassis, and cooperate detouchable to be connected by first pin connected construction between adjacent end wall and the sidewall, this first pin connected construction comprises first pin and the corresponding hold down groove that is arranged on this sidewall/end wall that is arranged on this end wall/sidewall, and this end wall inserts fixed to one another connection the in this hold down groove with sidewall by this pin.

2, pallet case according to claim 1, it is characterized in that, this first pin is outstanding to be arranged on the outer surface at these sidewall roof rail two ends, this hold down groove is arranged on the top of the corniform upright column of these end wall both sides corresponding to this first pin, and extends to this corniform upright column top edge and form the opening that described first pin of confession inserts.

3, pallet case according to claim 1, it is characterized in that, this first pin is given prominence on the inner surface at the corniform upright column outer wall top that is arranged on these end wall both sides, this hold down groove is arranged on the roof rail two ends of this sidewall corresponding to this first pin, and extends to the opening of described first pin insertion of confession of lower edge formation of this roof rail.

4, pallet case according to claim 1, it is characterized in that, this first pin is given prominence on the inner surface at the corniform upright column outer wall top that is arranged on these end wall both sides, position corresponding to this first pin on the roof rail of this sidewall is provided with an adapter plate, this adapter plate is provided with described hold down groove, and this hold down groove extends to the lower edge of this adapter plate and forms the opening that described first pin of confession inserts.

5, pallet case according to claim 1, it is characterized in that, this first pin is given prominence on the inner surface at the corniform upright column outer wall top that is arranged on these end wall both sides, this hold down groove is arranged on the roof rail two ends of this sidewall corresponding to this first pin, and extends upwardly to the opening that this roof rail upper surface forms described first pin insertion of confession.

6, pallet case according to claim 1 is characterized in that, is the grooved frame that opening makes progress with this end wall or sidewall bonded assembly chassis frame at least, and described end wall and/or sidewall insert in the cooresponding grooved frame and be connected with this chassis.

7, pallet case according to claim 6 is characterized in that, is connected by second pin connected construction between described two end walls or sidewall and chassis two links, and this second pin connected construction comprises:

Second pin is arranged on wherein on a junction spare;

Pin-and-hole is arranged on another link corresponding to this second pin.

8, pallet case according to claim 7 is characterized in that, described second pin is arranged on the inner surface of lateral wall of grooved frame on this chassis, and has an inclined-plane that makes progress.

9, pallet case according to claim 8 is characterized in that, the madial wall of this grooved frame is parallel with the inclined-plane of this second pin.

10, pallet case according to claim 6 is characterized in that, is connected by first connection structure between described two end walls or sidewall and chassis two links, and it comprises:

The hole is arranged on the outer surface of following side bar of this end wall or sidewall;

Lug is arranged on corresponding to this hole on the inner surface of lateral wall of grooved frame on this chassis, and inserts in this hole when connecting and connect.

11, pallet case according to claim 6 is characterized in that, is connected by second connection structure between described two end walls or sidewall and chassis two links, and it comprises:

Hook-shaped edges, being bent inwards by the lateral wall of this grooved frame forms;

Stretch out the limit, stretched out towards this hook-shaped edges one side by the bottom surface of the following side bar of this end wall or sidewall and form, this stretches out the limit and hooks with this hook-shaped edges cooperation when connecting and be connected.

12, pallet case according to claim 6 is characterized in that, is connected by the 3rd connection structure between described two end walls or sidewall and chassis two links, and it comprises:

The hole is arranged on the grooved frame diapire on this chassis;

Hook is provided with corresponding to this hole on the bottom surface of following side bar of this end wall or sidewall, and inserts in this hole when connecting and connect.

13, pallet case according to claim 12 is characterized in that, this hook is a T type hook or L type hook, and this hole corresponds to a T type hole or L type hole.

14, pallet case according to claim 12 is characterized in that, this hook is a L type hook, this Kong Weiyi slotted hole.

15, pallet case according to claim 1 is characterized in that, also comprises a top cover, is arranged on the top of this end wall, sidewall, and is connected with locking by latching device with described end wall of described chassis bonded assembly or sidewall.

16, pallet case according to claim 15 is characterized in that, described latching device comprises:

Handle is movably arranged on this top cover by handle base;

Snap close is fixedly installed on described end wall or the sidewall corresponding to described handle, describedly is connected with described handle locking when latching in this top cover and closing.

17, pallet case according to claim 16 is characterized in that, described snap close is a L type angle bar, and this angle bar one end is deviate from by limiting this handle after the weight bang distortion after this handle enters.

18, pallet case according to claim 15 is characterized in that, has a conical papilla on the described snap close, limits this handle and keeps locking to connect.

19, pallet case according to claim 15 is characterized in that, described latching device comprises:

Hook is arranged on this top cover, and this is hooked in this top cover when closing and the lower edge clamping of the roof rail of described end wall or sidewall locks.

20, pallet case according to claim 15 is characterized in that, described latching device comprises:

Hook is arranged on the side bar of this top cover, perhaps is arranged on the roof rail of this end wall or sidewall;

Dog hole is arranged on corresponding to described hook on the roof rail of this end wall or sidewall, perhaps corresponding being arranged on the side bar of this top cover, and this is hooked in to snap in when this top cover is closed in this dog hole and locks with this dog hole.

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