CN115571507A - A collapsible container and its folding method - Google Patents

Abstract

The invention has proposed a collapsible container and its folding method, the said collapsible container includes roof and underframe, both sides of the underframe have reversible side plates, both ends of the underframe have end plates that can be turned over, four sides of the upper end of the underframe have sealed bulges, the inside of the lower end of end plate and side plate is supported against the corresponding sealed bulge; the both ends department of end plate upper end all is provided with the slip subassembly, and the slip subassembly removes along the side of roof, and the both ends of roof all are fixed with end seal baffle, and the upper end of end plate offsets with end seal baffle's inboard, and the both sides of roof all are provided with side seal baffle, and the upper end of curb plate offsets with side seal baffle's inboard, and the both sides of end plate all are provided with limit seal baffle, and the tip of curb plate offsets with limit seal baffle's inboard. The invention realizes the sealing performance of each connecting edge when the whole folding box is opened; the weight of the container is reduced, the container is convenient to transport or pile, and the strength required by the use of the container is ensured.

Description

A collapsible container and its folding method

technical field

The invention relates to the technical field of containers, in particular to a foldable container and a folding method thereof.

Background technique

Folding containers are widely used in cargo transportation and other fields. At the same time, there are more and more applications in prefabricated houses or mobile houses such as nucleic acid cabins, temporary buildings in scenic spots, temporary buildings in mountainous areas, and isolation shelters.

Folding containers have the advantage of saving space when they are transported or stacked. However, folding containers tend to have the following problems: the sealing of each joint side is poor when unfolded; the stability and strength of the entire container cannot be guaranteed, which affects the integrity of subsequent use; in order to reduce the weight of the container, rods or beams, etc. Most of the parts adopt hollow structure, but the hollow structure usually reduces the strength of the container and cannot bear the external force; when the container is folded, the two end panels and the two side panels need to be folded separately, which cannot be quickly folded, or the folding process is coordinated. The sliding components are prone to asynchronous movement, causing folding jams.

Contents of the invention

The invention proposes a collapsible container and its folding method, which realizes the sealing of each joint edge when the entire collapsible container is opened; reduces the weight of the container, facilitates its transportation or storage, and also ensures strength.

The technical solution of the present invention is realized as follows: a foldable container includes a top plate and a bottom frame, both sides of the bottom frame are provided with reversible side plates, and both ends of the bottom frame are provided with reversible end plates, The four sides of the upper end of the bottom frame are all provided with sealing protrusions, the lower ends of the end plates and side plates are placed on the bottom frame, and the inner sides of the lower ends of the end plates and side plates are against the corresponding sealing protrusions; the two corners of the upper ends of the end plates are A sliding assembly is provided, the sliding assembly moves along the side of the top plate, both ends of the top plate are fixed with end sealing baffles, the upper end of the end plate is against the inner side of the end sealing baffle, and both sides of the top plate are provided with side sealing baffles , the upper end of the side plate is in contact with the inner side of the side sealing baffle, and both sides of the end plate are provided with side sealing baffles, and the end of the side plate is in contact with the inner side of the side sealing baffle, and can be connected with the side sealing baffle through bolts Disassemble the connection.

Further, the bottom frame includes a bottom plate, and the four sides of the bottom plate are fixed with bottom side bars, the bottom side bar is a C-shaped bar with an inner opening, the sealing protrusion and the C-shaped bar are integrally formed, and the inner space of the C-shaped bar is fixed with a stiffening plate , the free end of the lower side of the C-shaped bar is folded inwardly, and is fixedly connected with the stiffening plate, and the edge of the bottom plate is fixedly connected with the upper side of the C-shaped bar.

Further, the top board includes a board body, top side rods are fixed on both sides of the board body, top rods are fixed on both ends of the board body, the top side rods and the top rods both include inverted L-shaped plates and inverted C-shaped plates, inverted One side of the C-shaped plate is fixed in the middle of the side of the inverted L-shaped plate, the upper free end of the inverted L-shaped plate is bent inward, and forms a hollow rectangular frame with the inverted C-shaped plate, and the inside of the rectangular frame is along the length direction Reinforcing plates are fixed at intervals, the side free end of the inverted L-shaped plate protrudes from the lower end of the inverted C-shaped plate, the side free end of the top side bar forms a side seal baffle, and the side free end of the top bar forms an end seal bezel.

Further, both sides of the lower end of the inverted C-shaped plate of the top side bar are bent inwards to form a guide plate, and the upper end of the guide plate is fixed with a guide rack along the length direction, and a chute is formed between the two guide plates. The assembly includes a sliding link, the lower end of the sliding link is hinged to the end plate, and both sides of the upper end are provided with rotating gears, the upper end of the sliding link passes through the chute and is placed in the inverted C-shaped plate, the rack and the gear engage.

Further, the end plate includes a plate body, vertical end rods are fixed on both sides of the plate body, the vertical end rods include an outer L-shaped plate and an inner Z-shaped plate, and one end of the inner Z-shaped plate is connected to the side of the outer L-shaped plate. The middle part of the L-shaped plate is fixedly connected, and the other end is fixedly connected with the plate body. The free end of the end edge of the outer L-shaped plate is bent inward, and forms a hollow rectangular rod with the inner Z-shaped plate. A U-shaped support plate, the free end of the outer L-shaped plate side protrudes from a rectangular rod, and constitutes a side sealing baffle.

Further, upper connecting plates are fixed on the top plates on both sides of the end plate, and the ends of the side plates, the upper end of the edge sealing baffle and the upper connecting plate are detachably connected by bolts.

Further, the bottom frame on both sides of the end plate is fixed with a vertical lower connecting plate, the lower end of the edge sealing baffle is connected to the lower connecting plate through a pin shaft rotation, and the corner of the lower end of the end plate is connected to the lower connecting plate through bolts. Disassemble the connection.

Further, several L-shaped connecting rods are fixed on the inner side of the lower end of the side plate, and the end of the L-shaped connecting rod away from the side plate is hinged to the chassis.

Furthermore, a receiving groove is provided at the upper corner of the end plate, and the lower end of the sliding link is placed in the receiving groove and is hinged with the end plate, and the sliding connecting rod is an L-shaped rod.

A method for folding a collapsible container, comprising the following steps:

(1) Flip one side plate to the bottom frame and place it on the bottom frame, then turn the other side plate to the bottom frame and place it on the turned side plate;

(2) The top plate is lowered, the top plate drives the end plate to turn over to the folded side plate through the sliding assembly, and is placed on the side plate, the upper end of the end plate moves to the middle of the top plate through the sliding assembly, and the folding of the container is completed;

(3) When the container is opened, the top plate is moved up, and the top plate drives the end plate to expand vertically through the sliding assembly, and the upper end of the end plate is offset against the inner side of the end sealing baffle;

(4) Then flip the side plate to expand vertically, the upper end of the side plate is against the inner side of the side sealing baffle, the end of the side plate is against the inner side of the side sealing baffle, and the side plate and the side sealing baffle are passed through the bolts connected.

Beneficial effects of the present invention:

The present invention ensures that when the folding box is opened and used, the sealing of the end plate and the side plate and the bottom plate is ensured through the setting of the sealing protrusion; One side is against the top of the end plate to ensure the sealing connection between the end plate and the top plate; through the setting of the side sealing baffle, it is used for the limit when the side plate is opened vertically and the sealing connection between the side plate and the top plate; through the side sealing baffle The arrangement of the plates ensures the sealing connection between the side plates and the end plates; through the cooperation of the above structure, the sealing of each joint edge is realized when the entire folding box is opened.

The structure design of the chassis of the present invention reduces the weight of the chassis, facilitates the transportation of the chassis, and at the same time ensures the strength required for the use of the chassis, specifically: the integrally formed structure of the sealing protrusion and the C-shaped rod ensures The strength and stability of the connection between the sealing protrusion and the bottom frame, to avoid additional connection of the sealing protrusion, resulting in unstable structure of the connection part, low strength, affecting the sealing performance of the folding box and the stability after unfolding; the hollow structure of the C-shaped rod , reducing the overall weight, and the setting of the stiffening plate improves the strength of the C-shaped bar, the free end of the lower side of the C-shaped bar is folded inward, and is fixedly connected with the stiffening plate to ensure the stability of the connection of the stiffening plate.

The top plate of the present invention forms a hollow structure through the cooperation of the inverted L-shaped plate and the inverted C-shaped plate, which reduces the weight of the top plate, and cooperates with the setting of the reinforcing plate to enhance the stability of the connection between the inverted L-shaped plate and the inverted C-shaped plate and the strength of the roof. The side free end of the inverted L-shaped plate protrudes from the lower end of the inverted C-shaped plate to form a side sealing baffle or an end sealing baffle, which meets the requirements of the sealing limit and does not need to add a corresponding sealing baffle.

At the same time, both sides of the inverted C-shaped plate are bent inward to form a guide plate, and there is no need to set up a chute on the side of the top plate to cooperate with the sliding assembly, and the cooperation of the gear and the rack ensures that the two sides of the end plate The sliding link moves precisely and synchronously along the side of the top plate. When the top plate moves up or down, the end plate can be opened and folded synchronously to avoid jamming.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is the structural representation when the container of the present invention is deployed;

Fig. 2 is the structural representation when container of the present invention is folded;

Fig. 3 is the schematic cross-sectional structure diagram of top rod;

Fig. 4 is a schematic cross-sectional structure diagram of the top side bar;

Fig. 5 is a schematic structural view of the sliding link when the container is deployed (the guide rack is not drawn);

Fig. 6 is a schematic structural view of the sliding link when the container is folded (the guide rack is not drawn);

Fig. 7 is a schematic cross-sectional structure diagram of a vertical end rod;

Fig. 8 is a schematic cross-sectional structure diagram of the bottom side bar.

Top plate 1, plate body 1-1, top side rod 1-2, top rod 1-3, inverted L-shaped plate 1-4, inverted C-shaped plate 1-5, reinforcement plate 1-6, end seal baffle 1- 7. Side sealing baffle 1-8, bottom frame 2, bottom plate 2-1, bottom side bar 2-2, C-shaped bar, stiffening plate 2-4, sealing protrusion 2-5, side plate 3, L-shaped joint Rod 4, end plate 5, plate body 5-1, vertical end rod 5-2, outer L-shaped plate 5-3, inner Z-shaped plate 5-4, U-shaped support plate 5-5, edge sealing baffle 5 -6, the lower connecting plate 6, the upper connecting plate 7, the guide plate 8, the guide rack 9, the chute 10, the sliding connecting rod 11, the accommodation groove 12, and the gear 13.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Example 1

As shown in Figures 1-4 and 6-8, a collapsible container includes a top plate 1 and a bottom frame 2. Both sides of the bottom frame 2 are provided with reversible side panels 3, and both sides of the lower end of the side panels 3 are It is hinged with the bottom frame 2. For example, two L-shaped connecting rods 4 are fixed on the inner side of the lower end of the side plate 3. The end of the L-shaped connecting rod 4 away from the side plate 3 is hinged with the bottom frame 2. The upper end of the side plate 3 is detachable from the top plate 1. connected. Both ends of the bottom frame 2 are provided with reversible end plates 5, both sides of the lower end of the end plate 5 are hinged with the base plate 2-1, two corners of the upper end of the end plate 5 are provided with sliding assemblies, and the sliding assemblies are arranged along the top plate 1. As shown in Figure 3, the two ends of the top plate 1 are fixed with end sealing baffles 1-7, when the end plate 5 is vertically expanded, the upper end of the end plate 5 and the inner side of the end sealing baffle 1-7 offset. The position of the upper door of the container is set as required, not drawn among the accompanying drawings of the present invention.

As shown in Figure 8, the four sides of the upper end of the bottom frame 2 are all provided with sealing protrusions 2-5, the bottom frame 2 includes a bottom plate 2-1, the lower end of the bottom plate 2-1 is fixed with hollow reinforcing rods at intervals, the bottom of the bottom plate 2-1 The four sides are fixed with bottom edge rods 2-2, the bottom edge rods 2-2 are C-shaped rods with inner openings, the sealing protrusions 2-5 and the C-shaped rods are integrally formed, and the inner intervals of the C-shaped rods are fixed with stiffening plates 2 -4, the free end of the lower side of the C-shaped bar is folded inward, and is fixedly connected with the stiffening plate 2-4, and the edge of the bottom plate 2-1 is fixedly connected with the upper side of the corresponding C-shaped bar. When the end plate 5 and the side plate 3 are deployed vertically, the lower ends of the end plate 5 and the side plate 3 are placed on the chassis 2, and the inner side of the lower end of the end plate 5 or the side plate 3 is against the corresponding sealing protrusion 2-5.

As shown in Figure 4, both sides of the top plate 1 are provided with side sealing baffles 1-8, and the upper end of the side plate 3 is offset against the inner side of the side sealing baffles 1-8, as shown in Figure 7, the two sides of the end plate 5 Both sides are provided with edge sealing baffles 5-6, and the vertical ends of the side plates 3 are against the inner sides of the side sealing baffles 5-6, and are detachably connected with the edge sealing baffles 5-6 by bolts.

The folding method of the collapsible container includes the following steps:

(1) Turn one side plate 3 over to the underframe 2 and place it on the underframe 2, then turn the other side plate 3 over towards the underframe 2 and place it on the overturned side plate 3;

(2) Lower the top plate 1, and when the top plate 1 moves down, the sliding assembly drives the end plate 5 to turn over to the folded side plate 3, and place it on the side plate 3, and the upper end of the end plate 5 moves to the bottom of the top plate 1 through the sliding assembly. The middle part, to complete the folding of the container;

(3) When the container is opened, the top plate 1 is moved up, and the top plate 1 drives the end plate 5 to expand vertically through the sliding assembly, and the upper end of the end plate 5 is offset against the inner side of the end sealing baffle plate 1-7;

(4) Then turn over the side plate 3 to make it vertically expand, the upper end of the side plate 3 is against the inner side of the side sealing baffle 1-8, and the vertical end of the side plate 3 is against the inner side of the side sealing baffle 5-6 , The side plate 3 is connected with the edge sealing baffle plate 5-6 by bolts.

Example 2

This embodiment is basically the same as Embodiment 1, the difference: as shown in Figures 1 and 7, the end plate 5 includes a plate body 5-1, and vertical end rods 5-2 are fixed on both sides of the plate body 5-1 , the vertical end bar 5-2 includes a vertical outer L-shaped plate 5-3 and a vertical inner Z-shaped plate 5-4, one end of the inner Z-shaped plate 5-4 is connected to the side of the outer L-shaped plate 5-3 The middle part of the outer L-shaped plate 5-3 is fixedly connected, and the other end is fixedly connected with the plate body 5-1. The free end of the end edge of the outer L-shaped plate 5-3 is bent inward, and forms a hollow rectangular rod with the inner Z-shaped plate 5-4. Several U-shaped support plates 5-5 are fixed at vertical intervals in the rod.

The free end of the outer L-shaped plate 5-3 side constitutes a side sealing baffle 5-6, and when the side plate 3 is vertically deployed, the vertical end of the side plate 3 is offset against the inner side of the side sealing baffle 5-6, And it is detachably connected with the side sealing baffle 5-6 through bolts, and the side sealing baffle 5-6 is used to ensure the sealing connection between the end plate 5 and the side plate 3.

As shown in Figures 1, 2 and 8, the bottom frame 2 on both sides of the end plate 5 is fixed with a vertical lower connecting plate 6, and the lower end of the edge sealing baffle 5-6 is connected to the lower connecting plate 6 through a pin shaft rotation , The lower corner of the end plate 5 is detachably connected with the lower connecting plate 6 through bolts. The top plate 1 on both sides of the end plate 5 is fixed with an upper connecting plate 7, and the ends of the side plates 3 and the upper ends of the side sealing baffles 5-6 are detachably connected with the upper connecting plate 7 by bolts.

When the end plate 5 needs to be folded, the edge sealing baffle 5-6 is disassembled from the lower connecting plate 6 and the upper connecting plate 7; when the side plate 3 needs to be folded, the side plate 3 is disassembled from the edge sealing baffle 5-6, And the side plate 3 is disassembled with the upper connecting plate 7; and when the end plate 5 needs to be expanded, the edge sealing baffle 5-6 is connected with the upper connecting plate 7 and the lower connecting plate 6 by bolts, and when the side plate 3 needs to be expanded , the side plate 3 is connected with the edge sealing baffle plate 5-6 and the upper connecting plate 7 by bolts.

Example 3

This embodiment is basically the same as Embodiment 1 or 2, the difference: as shown in Figures 1, 3 and 4, the top plate 1 includes a plate body 1-1, and a hollow reinforcing rod is fixed on the lower side of the plate body 1-1, Both sides of the board body 1-1 are fixed with top side rods 1-2, both ends of the board body 1-1 are fixed with top rods 1-3, and the top side rods 1-2 and the top rods 1-3 include horizontal The inverted L-shaped plate 1-4 and the horizontal inverted C-shaped plate 1-5, one side of the inverted C-shaped plate 1-5 is fixed on the side middle of the inverted L-shaped plate 1-4, and the inverted L-shaped plate 1- The upper free end of 4 is bent inward, and forms a hollow rectangular frame with the upper end of the inverted C-shaped plate 1-5, and reinforcing plates 1-6 are fixed at intervals along the length direction in the rectangular frame.

The two sides of the lower end of the inverted C-shaped plate 1-5 are bent inwardly, the side free ends of the inverted L-shaped plate 1-4 stretch out from the lower end of the inverted C-shaped plate 1-5, and the side edges of the top side bar 1-2 are free End has constituted side seal baffle 1-8, and when side plate 3 vertically unfolds, the upper end of side plate 3 and the inboard of side seal baffle 1-8 are offset.

The side free ends of the top rod 1-3 constituted the end sealing baffle 1-7, and when the end plate 5 was vertically deployed, the upper end of the end plate 5 abutted against the inner side of the end sealing baffle 1-7.

Example 4

This embodiment is basically the same as Embodiment 3, the difference: as shown in Figures 2 and 4-6, both sides of the lower end of the inverted C-shaped plate 1-5 of the top side bar 1-2 are bent inward to form a guide plate 8, the upper end of the guide plate 8 is fixed with a guide rack 9 along the length direction, and a chute 10 is formed between the two guide plates 8 .

The sliding assembly includes a sliding link 11, the sliding link 11 is an L-shaped bar, the corner of the upper end of the end plate 5 is provided with a receiving groove 12, the lower end of the sliding connecting rod 11 is placed in the receiving groove 12, and is hinged with the end plate 5, Both sides of the upper end of the sliding link 11 are connected with a rotating gear 13, the upper end of the sliding link 11 passes through the chute 10, and is placed in the inverted C-shaped plate 1-5, and the guide rack 9 is engaged with the gear 13.

When the top plate 1 descends, the gear 13 moves along the guide rack 9 to the middle of the inverted C-shaped plate 1-5, thereby driving the upper end of the end plate 5 to move to the middle of the top plate 1, and completes the turning and folding of the end plate 5.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the scope of the present invention. within the scope of protection.

Claims (10)

1. The utility model provides a collapsible container, includes roof and chassis, and the both sides of chassis all are provided with the curb plate that can overturn, and the both ends of chassis all are provided with the end plate that can overturn, its characterized in that: the four sides of the upper end of the bottom frame are provided with sealing bulges, the lower ends of the end plates and the side plates are arranged on the bottom frame, and the inner sides of the lower ends of the end plates and the side plates are abutted against the corresponding sealing bulges; the both ends department of end plate upper end all is provided with the slip subassembly, the slip subassembly removes along the side of roof, the both ends of roof all are fixed with end seal baffle, the upper end of end plate offsets with end seal baffle's inboard, the both sides of roof all are provided with side seal baffle, the upper end of curb plate offsets with side seal baffle's inboard, the both sides of end plate all are provided with limit seal baffle, the tip of curb plate offsets with limit seal baffle's inboard, and pass through the bolt with limit seal baffle and can dismantle continuously.

2. A collapsible container as claimed in claim 1, wherein: the chassis comprises a bottom plate, bottom side rods are fixed on four sides of the bottom plate, the bottom side rods are C-shaped rods with openings on the inner sides, the sealing protrusions and the C-shaped rods are of an integrally formed structure, stiffening plates are fixed in the C-shaped rods at intervals, free ends on the lower sides of the C-shaped rods are folded inwards and fixedly connected with the stiffening plates, and the edges of the bottom plate are fixedly connected with the upper sides of the C-shaped rods.

3. A collapsible container as claimed in claim 1, wherein: the roof includes the board body, the both sides of board body all are fixed with the top lever, the both ends of board body all are fixed with the top pole, top lever and top pole all include the L template of falling and the template of falling C, a side of the template of falling C is fixed in the side middle part of the template of falling L, the last free end of the upper edge of the template of falling L is inwards bent, and become hollow rectangle frame with the template of falling C, be fixed with the reinforcing plate along the length direction interval in the rectangle frame, the side free end of the template of falling L stretches out the lower extreme of the template of falling C, the side free end of top pole has constituted side seal baffle, the side free end of top pole has constituted end seal baffle.

4. A collapsible container as claimed in claim 3, wherein: the both sides of the C template lower extreme that falls of top side lever have all been bent inwards and have formed the deflector, and the upper end of deflector is fixed with the direction of length along the direction of length and has been formed the spout, and the slip subassembly includes the slip connecting rod, and the lower extreme of slip connecting rod is articulated with the end plate, and the both sides of upper end all are provided with the pivoted gear, and the spout is passed to the upper end of slip connecting rod, and arranges the C template in, rack and gear engagement.

5. A collapsible container as claimed in claim 1, wherein: the end plate package rubbing board body, the both sides of plate body all are fixed with vertical end bar, vertical end bar is including outer L template and interior Z template, the one end of interior Z template links to each other with the middle part of outer L template side is fixed, the other end links to each other with the plate body is fixed, the terminal edge free end of outer L template is inwards bent, and has constituted hollow rectangular bar with interior Z template, be fixed with a plurality of U type extension board along vertical interval in the rectangular bar, the free end of outer L template side stretches out the rectangular bar, and limit sealing baffle has been constituted.

6. A collapsible container as claimed in claim 1, 3 or 4, wherein: the top plates on two sides of the end plate are fixed with upper connecting plates, and the end parts of the side plates and the upper ends of the edge sealing baffles are detachably connected with the upper connecting plates through bolts.

7. A collapsible container as claimed in claim 1 or 2, wherein: all be fixed with vertical lower even board on the chassis of end plate both sides, the lower extreme of limit sealing baffle links to each other through the round pin axle rotation with linking down the board, and the lower extreme corner of end plate links to each other through the bolt can dismantle with linking down the board.

8. A collapsible container as claimed in claim 1, wherein: a plurality of L-shaped connecting rods are fixed on the inner sides of the lower ends of the side plates, and one ends, far away from the side plates, of the L-shaped connecting rods are hinged to the bottom frame.

9. A collapsible container as claimed in claim 4, wherein: the corner of end plate upper end is provided with the holding tank, and in the holding tank was arranged in to the lower extreme of slip connecting rod, and articulated with the end plate, the slip connecting rod was L type pole.

10. A method of folding a collapsible container as claimed in any one of claims 1 to 9, comprising the steps of:

(1) Turning over one side plate towards the bottom frame and placing the side plate on the bottom frame, and then turning over the other side plate towards the bottom frame and placing the other side plate on the turned side plate;

(2) The top plate is lowered, the top plate moves downwards and simultaneously drives the end plate to turn over towards the folded side plate through the sliding assembly and is placed on the side plate, and the upper end of the end plate moves to the middle of the top plate through the sliding assembly to finish the folding of the container;

(3) When the container is opened, the top plate is moved upwards, the top plate drives the end plate to vertically expand through the sliding assembly, and the upper end of the end plate abuts against the inner side of the end sealing baffle;

(4) Then the side plate is turned over to be vertically unfolded, the upper end of the side plate is abutted against the inner side of the side sealing baffle plate, the end part of the side plate is abutted against the inner side of the side sealing baffle plate, and the side plate is connected with the side sealing baffle plate through a bolt.

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