CN219928215U - Folding container and folding box type trolley - Google Patents

Abstract

The utility model provides a folding storage container and a folding box type push-pull trolley, and belongs to the technical field of storage containers. The folding type storage container solves the problems that an existing folding type storage container is complicated in installation and disassembly and an existing folding push-pull cart is complex in structure. The folding storage container comprises a first connecting plate, a second connecting plate, a first folding plate, a second folding plate and a locking plate structure. The folding storage container has the advantages that all parts are assembled integrally, disassembly is not needed, and the structure is more stable. The folding box-type push-pull trolley comprises two end plates, a connecting piece is arranged between the two end plates, a bottom plate and a side plate are arranged between the connecting piece and the two end plates, the other side edge part of the side plate is connected with the connecting piece or the end plate through a connecting rod, and the folding box-type push-pull trolley further comprises a locking plate structure. This folding box push-and-pull car greatly increased the accommodation space of push-and-pull car, can not reduce the intensity of push-and-pull car when increasing storage chamber length, the volume after folding still is less when increasing accommodation space.

Description

Folding container and folding box type trolley

Technical Field

The utility model belongs to the technical field of storage containers, and relates to a storage container, in particular to a folding storage container.

The utility model belongs to the technical field of storage containers, and relates to a push-pull vehicle, in particular to a folding box type push-pull vehicle.

Background

The storage container is of various types, such as a storage box and a storage cabinet, and the like, the common storage container is made of plastic and is foldable at present, the folding storage container is small in occupied space after being folded, convenient to transport and store, and the strength of the unfolded storage container can meet daily requirements, and has the advantages of being elastic to a certain extent and low in cost.

The folding container is popular in the market and various fields, the existing folding container is generally assembled by adopting a detachable structure, the defect of complex structure exists, the installation and the detachment are complicated, the structure is unstable and can not reach the required requirements, and the application scene and the functionality are single.

Chinese patent (application No. 202011069577. X) discloses a folding combined cabinet comprising more than two folding unit cabinets spliced together, the folding unit cabinet comprising two supporting frames arranged up and down; each folding unit cabinet is arranged in a determinant mode, two supporting frames of two adjacent folding unit cabinets in the transverse direction are connected with each other, and two supporting frames are shared by two adjacent vertical folding unit cabinets.

According to the scheme, the folding cabinet can be quickly switched between the storage state and the use state without disassembly and assembly, the operation is very convenient, the storage space is convenient to store and reduce, the storage, transportation and mailing are convenient for sellers, after the consumer receives a product in the storage state, the consumer can convert the folding cabinet into the use state with stable structure for use in a short time without assistance of auxiliary tools, the folding cabinet is convenient for the consumer to use, and the folding cabinet can be used as a wardrobe, a storage cabinet, a showcase and the like, and has wider application scenes and use ranges; in particular, the folding combined cabinet of the scheme does not need to adopt a detachable structure to assemble all parts, all parts are assembled integrally, the structure is more stable, and a person skilled in the art hopes to propose a storage container which meets the advantages but has different technical schemes, so that more choices are provided for consumers and clients.

The push-pull cart is a carrying vehicle which is pushed and pulled manually, has wide application scene in daily life of people, is used as a tool for conveniently moving objects such as a camping box, a vegetable buying vehicle and the like, has large volume and heavy weight, is convenient to move and has large storage space, is inconvenient to store, carry and transport, and therefore, various folding push-pull carts are developed by operators, and the folded push-pull cart has smaller volume and is more suitable for storing, carrying and transporting.

Chinese patent (application number: 202110486665.8) discloses a multifunctional folding box, which comprises a pull rod, a sliding block and a folding box body, wherein a plurality of rollers are arranged at the bottom of the box body, the pull rod is rotationally connected with the sliding block, the sliding block is connected with the bottom of the box body through a sliding structure, and the sliding block is moved to enable the pull rod to be positioned in or below the bottom wall of the box body and also enable the pull rod to be positioned outside the side wall of the box body. The scheme is used as the containing box and moves the pull rod into the bottom wall of the box body or below the bottom wall when in storage, and the pull rod can also be used as a box-type trolley or a flat trolley, so that the pull rod is convenient to move and can be folded to reduce the occupied space and the occupied volume.

Chinese patent (application number 201910323985.4) discloses a folding method of a foldable box and a hand cart using the same, wherein the foldable box at least comprises a first side plate and a second side plate at the left and right sides, a front plate and a rear plate at the front and rear sides, and an accommodation space formed by a bottom plate at the bottom, and a first rotating mechanism is arranged between the first side plate and the bottom plate; a second rotating mechanism is arranged between the second side plate and the bottom plate; a third rotating mechanism is arranged between the bottom plate and the front plate.

The above solution is also one of folding type push-pull carts, although the push-pull carts of the above two solutions are foldable, as a user, the quality of the push-pull cart is selected on one hand, and the storage space is an important consideration on the other hand, if the storage space of the push-pull cart needs to be increased, the volume or number of the push-pull cart boxes needs to be increased, and the multiple boxes are spliced to cause the increase of the number of the side boards and the complexity of the structure, so how to increase the storage space of the push-pull cart on the basis of not complicating the structure is a problem that one skilled in the art wants to solve.

Disclosure of Invention

The utility model provides a folding storage container, and aims to solve the technical problem of how to provide a folding storage container which is convenient to fold and stable in structure and is integrally assembled by all parts.

The utility model provides a folding box type trolley, which aims to solve the technical problem of enabling a storage space of the folding trolley to be larger and enabling the structure to be simpler.

The technical problems to be solved by the utility model can be realized by the following technical proposal: the folding storage container comprises two first connecting plates and two second connecting plates which are oppositely arranged, a first folding plate and two second folding plates which are oppositely arranged are arranged between the first connecting plates and the second connecting plates, the two second folding plates are both rotationally connected with the first connecting plates, and when the storage container is in an unfolding state, the first connecting plates, the second connecting plates, the first folding plates and the two second folding plates are enclosed to form a storage containing cavity which is provided with an opening; the two second folding plates are connected with the second connecting plate through connecting rods, one end of each connecting rod is rotationally connected with the second folding plate, the other end of each connecting rod is rotationally connected with the second connecting plate, when the storage container is converted from the unfolded state to the folded state, the second folding plate swings towards the inner side of the storage cavity, the connecting rods swing, and the second folding plate drives the second connecting plate to move through the connecting rods; the folding storage container further comprises a locking plate structure, and when the folding storage container is in an unfolding state, the locking plate structure can enable the second folding plate and the second connecting plate to be kept in a locking state; or when the folding container is in the unfolded state, the locking plate structure can enable the connecting rod and the second folding plate to be kept in a locking state.

When the folding storage container is in an unfolding state, the first folding plate and the two second folding plates are perpendicular to the first connecting plate, and at the moment, the second folding plates are connected with the second connecting plate or the connecting rod through a locking plate structure, so that the second folding plates and the second connecting plate or the connecting rod are kept in a locking state, the strength of the folding storage container is increased, and the second folding plates are not easy to swing inwards; the detachable structure is not required to be adopted for assembling all the parts, the structure is more stable, and a user can fold or unfold the storage container in a short time without using auxiliary tools; the accommodating cavity is provided with an accommodating opening, the direction of the accommodating opening can be changed according to actual conditions, the accommodating cavity can be used as various accommodating containers such as an accommodating cabinet, an accommodating box, a suitcase, a shoe cabinet and the like, and the application scene and the application range are wider.

The lock plate structure can adopt any one of the following schemes:

1. the lock plate structure comprises a first bolt, a first slot positioned on the second folding plate and a first jack positioned on the second connecting plate, the notch position of the first slot corresponds to the first jack, and when the first bolt passes through the first jack to be embedded into the first slot, the second folding plate is fixedly connected with the side wall of the second connecting plate and is kept on the same plane.

2. The lock plate structure comprises a first bolt, a first slot positioned on the second folding plate and a first sliding groove positioned on the connecting rod, wherein the first bolt is positioned in the first sliding groove and is in sliding connection with the first sliding groove, and when the first bolt is embedded into the first slot, the connecting rod is fixedly connected with the second folding plate and is kept on the same plane.

As the optimization, all install the buckle on the both sides lateral wall of first connecting plate, all install the draw-in groove corresponding with the buckle position on the both sides lateral wall of second connecting plate, when the receiver was in folded condition, the buckle can be fixed with the draw-in groove joint that corresponds, after folding the receiver, first connecting plate supports and leans on the second connecting plate, and the buckle on the first connecting plate reaches the position of draw-in groove and can detain in the draw-in groove.

As the optimization, two all have on the inner wall of second folding board and lean on the portion, folding type container still includes to accomodate the door, accomodates the door and can dismantle with the second folding board and be connected, accomodate the door and can seal the uncovered when leaning on the portion when leaning on, if need folding container, with accomodate the door take up can.

Compared with the prior art, the folding storage container can be rapidly switched between the use state and the folding state, and is free from disassembly and assembly, all parts are assembled integrally, disassembly is not needed, the structure is more stable, and users do not need to assemble and unfold after receiving the folding storage container; the use mode can be changed according to actual conditions, and the application scene and the use range are wider.

The folding box type push-pull trolley comprises two opposite end plates, pulleys are arranged at the bottoms of the two end plates, a push-pull rod is arranged on one end plate, a connecting piece is arranged between the two end plates, a bottom plate and a group of side plates are arranged between the connecting piece and the two end plates, the group of side plates comprises two side plates, a storage cavity is formed by enclosing the end plates, the two side plates, the connecting piece and the bottom plate, and the storage cavity is provided with a storage opening; the bottom plate is rotationally connected with the end plate or the connecting piece, one side edge part of the side plate is rotationally connected with the end plate or the connecting piece, the other side edge part of the side plate is also connected with the connecting piece or the end plate through a connecting rod, when the push-pull trolley is converted from an unfolding state to a folding state, the other side edge part of the side plate swings towards the inner side of the storage cavity, and the connecting rod drives the end plate or the connecting piece to move so that the distance between the end plate and the connecting piece is reduced; the folding box type trolley further comprises a locking plate structure, and when the folding box type trolley is in an unfolding state, the locking plate structure can enable the other side edge part of the side plate to be kept in a locking state with the connecting piece or the end plate; or when the folding box type push-pull car is in an unfolding state, the locking plate structure can enable the other side edge part of the side plate and the connecting rod to be kept in a locking state.

This folding box shallow combines a plurality of folding boxes to make the storage chamber that each box formed link up, greatly increased the accommodation space of shallow, and each box is all installed on the connecting piece, and adjacent two boxes share a connecting piece promptly, and the structure is simpler, and each spare part is an organic whole equipment, and the structure is more stable, and each box can fold alone, and application scenario is wider, can change accommodation space size by oneself according to actual conditions.

Every group curb plate of this folding box shallow all is connected with the connecting piece, is different from the structure that curb plate both ends all are connected with the end plate, can not reduce the intensity of shallow when increasing storage chamber length, avoids increasing the problem that storage chamber accommodation space leads to curb plate overlength intensity to reduce, and when increasing accommodation space, the volume after folding still is less, has satisfied the requirement that increases accommodation space and simple structure, folding back volume are less, be convenient for transport and removal.

The lock plate structure can adopt any one of the following schemes:

1. the lock plate structure comprises a first bolt, a first sliding groove arranged on the side plate and a first slot arranged on the end plate or the connecting piece, wherein the notch position of the first sliding groove corresponds to the first slot, when the first bolt is embedded into the first slot, the side plate is fixedly connected with the end plate or the connecting piece and keeps a locking state, after the folding box type trolley is unfolded, the plate surface of the side plate and the side wall of the connecting piece are positioned on the same plane, the position of the first slot is aligned with the first jack, the first bolt can penetrate through the first jack to be embedded into the first slot, and the first bolt limits the swing of the side plate.

2. The lock plate structure comprises a first bolt, a first slot positioned on the connecting rod and a first chute positioned on the side plate, wherein the first bolt is positioned in the first chute and is in sliding connection with the first chute, when the first bolt is embedded in the first slot, the connecting rod is fixedly connected with the side plate and keeps a locking state, after the folding box type push-pull trolley is unfolded, the connecting rod abuts against the plate surface of the side plate, the swing of the side plate is limited after the first bolt is embedded in the first slot, and the side plate and the connecting rod keep an abutting state.

As the optimization, have the side on the curb plate and accomodate the mouth, install on the curb plate and can seal the side of covering the mouth and accomodate the door, can dismantle between side accomodate door and the curb plate and be connected, in order to make the shallow can be applied to more scenes, also offer the side on the curb plate and accomodate the mouth, make the user can not only follow the storage open department and get and put article, convenient and practical more.

As the optimization, all install the buckle on the both sides lateral wall of end plate and connecting piece, all install the draw-in groove corresponding with the buckle position on the both sides lateral wall of curb plate and connecting piece, when the push-and-pull car is in folded condition, the buckle can be fixed with the draw-in groove joint that corresponds, after the push-and-pull car is folding, two end plates all support on the connecting piece, the buckle on end plate and the connecting piece can reach the position of draw-in groove on curb plate and the connecting piece, more specifically speaking, the buckle on one end plate is fixed with the draw-in groove joint on the connecting piece, the buckle on the connecting piece is fixed with the draw-in groove joint on another end plate.

As optimization, one side edge part of the side plate is rotationally connected with the end plate or the connecting piece, the other side edge part of the side plate is connected with the connecting piece or the end plate through a detachable structure, and when the side plate is not locked with the connecting piece or the end plate through a locking plate structure, the other side edge part of the side plate is also connected with the connecting piece or the end plate through the detachable structure, so that the side plate can be detached, and the stability and strength of the side plate can be improved.

Compared with the prior art, the folding box type trolley has the advantages that the storage cavity formed by each box body is communicated, the storage space of the trolley is greatly increased, two adjacent box bodies share one connecting piece, the structure is simpler, all parts are assembled integrally, and the structure is more stable; and can not reduce the intensity of push-and-pull car when increasing storage chamber length, avoid increasing the problem that storage chamber accommodation space leads to curb plate overlength intensity to reduce, when increasing accommodation space, the volume after folding still is less.

Drawings

Fig. 1 is a perspective view of a folding container.

Fig. 2 is a plan view of the folding container.

Fig. 3 is a cross-sectional view of A-A in fig. 2.

Fig. 4 is a cross-sectional view of B-B of fig. 2.

Fig. 5 is a perspective view of the folding container in a folded state.

Fig. 6 is a front view of the folding container in a folded state.

Fig. 7 is a perspective view of the folding box cart.

Fig. 8 is a partial structural perspective view of the folding box-type cart.

Fig. 9 is a left side view of a part of the structure of the folding box type cart.

Fig. 10 is a cross-sectional view of C-C of fig. 9.

Fig. 11 is a schematic view of the folding process of the folding box cart.

Fig. 12 is a perspective view of a folded state of the folding-box stroller.

Fig. 13 is a front view of the folding-box cart in a folded state.

Fig. 14 is a cross-sectional view of D-D of fig. 13.

Fig. 15 is a partial schematic structure of the second embodiment.

The marks in the figure: 1. a first connection plate; 2. a second connecting plate; 3. a first folding plate; 4. a second folding plate; 5. a connecting rod; 6. a buckle; 7. a clamping groove; 8. an abutting portion; 9. a storage door; 10. a first latch; 11. a first slot; 12. a first jack; 13. an end plate; 14. a side plate; 15. a pulley; 16. a push-pull rod; 17. a connecting piece; 18. a bottom plate; 19. a first chute; 20. a side receiving door; 21. a second latch; 22. and (5) supporting the rod.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature. It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Embodiment one: as shown in fig. 1 to 6, a folding storage container includes two first connecting plates 1 and two second connecting plates 2 that set up relatively, be equipped with a first folding plate 3 and two second folding plates 4 that set up relatively between first connecting plate 1 and the second connecting plate 2, two second folding plates 4 all rotate with first connecting plate 1 to be connected, when storage container is in the state of expanding, first connecting plate 1, second connecting plate 2, first folding plate 3 and two second folding plates 4 enclose and form the storage chamber, the storage chamber has the uncovered, accomodate that the uncovered orientation can change by oneself according to actual conditions, can regard as various storage containers such as storage cabinet, containing box, suitcase, shoe cabinet to use, application scene and application scope are wider.

Two second folding plates 4 are connected with the second connecting plate 2 through connecting rods 5, one ends of the connecting rods 5 are rotationally connected with the second folding plates 4, the other ends of the connecting rods 5 are rotationally connected with the second connecting plate 2, when the storage container is converted from an unfolding state to a folding state, the second folding plates 4 swing towards the inner sides of the storage cavities, the connecting rods 5 swing, the second folding plates 4 drive the second connecting plates 2 to move through the connecting rods 5, as shown in fig. 5 and 6, the second folding plates 4 swing inwards until the second folding plates 4 are parallel to the first connecting plates 1, and the connecting rods 5 swing to drive the second connecting plates 2 to move and approach to the first connecting plates 1.

As shown in fig. 1 and 5, the two side walls of the first connecting plate 1 are provided with the buckles 6, the two side walls of the second connecting plate 2 are provided with the clamping grooves 7 corresponding to the positions of the buckles 6, when the storage container is in a folded state, the buckles 6 can be fixedly clamped with the corresponding clamping grooves 7, after the storage container is folded, the first connecting plate 1 abuts against the second connecting plate 2, and the buckles 6 on the first connecting plate 1 reach the positions of the clamping grooves 7 and can be buckled in the clamping grooves 7.

Two all have on the inner wall of second folding board 4 and lean on portion 8, folding storage container still includes storage door 9, storage door 9 can dismantle with second folding board 4 and be connected, when storage door 9 lean on when leaning on portion 8 storage door 9 can seal the uncovered, if need folding storage container, with storage door 9 pick up, for adaptation open different orientation direction, storage door 9 need not to be fixed with second folding board 4 when the uncovered is upwards, only need place on leaning on portion 8 can, when the uncovered orientation horizontal direction, need be with storage door 9 and second folding board 4 can dismantle the connection, storage door 9 can keep the lock with second folding board 4 when making storage container expand.

The folding container further comprises a locking plate structure, when the folding container is in an unfolding state, the locking plate structure enables the second folding plate 4 and the second connecting plate 2 to be kept in a locking state, the strength of the folding container is increased, and the second folding plate 4 is not easy to swing inwards.

The lock plate structure comprises a first bolt 10, a first slot 11 positioned on the second folding plate 4 and a first jack 12 positioned on the second connecting plate 2, the notch position of the first slot 11 corresponds to the first jack 12, when the first bolt 10 passes through the first jack 12 to be embedded into the first slot 11, the second folding plate 4 is fixedly connected with the side wall of the second connecting plate 2 and kept on the same plane, after the folding storage container is unfolded, the plate surface of the second folding plate 4 and the side wall of the second connecting plate 2 are positioned on the same plane, the position of the first slot 11 is aligned with the first jack 12, the first bolt 10 can be embedded into the first slot 11 through the first jack 12, and the first bolt 10 limits the swinging of the second folding plate 4.

As shown in fig. 7 to 14, a folding box-type trolley comprises two end plates 13 which are oppositely arranged, pulleys 15 are respectively arranged at the bottoms of the two end plates 13, a push-pull rod 16 is arranged on one end plate 13, the end plate 13 provided with the push-pull rod 16 is named as a first end plate 13, the other Zhang Duanban is named as a second end plate 13, the position of the first end plate 13 is named as the rear end of the trolley according to the use habit of the trolley, and the position of the second end plate 13 is named as the front end of the trolley.

The connecting piece 17 is arranged between the two end plates 13, the bottom plate 18 and the group of side plates 14 are arranged between the connecting piece 17 and the two end plates 13, the group of side plates 14 comprises the two side plates 14, the end plates 13, the two side plates 14, the connecting piece 17 and the bottom plate 18 are formed into a storage cavity in a surrounding shape, the storage cavity is provided with a storage opening, the two groups of side plates 14 are connected with the connecting piece 17, the storage cavity of the folding box-type trolley is formed by splicing the plurality of folding storage containers, the storage cavity formed by each box body is communicated, the storage space of the trolley is greatly increased, each box body is arranged on the connecting piece 17, namely, the two adjacent box bodies share one connecting piece 17, the structure is simpler, all parts are integrally assembled, and the structure is more stable.

The bottom plate 18 is rotatably connected with the end plate 13 or the connecting piece 17, in this embodiment, the bottom plate 18 at the rear end of the cart is rotatably connected with the connecting piece 17, the bottom plate 18 at the front end of the cart is rotatably connected with the second end plate 13, and the bottom plate 18 can be rotatably connected with the first end plate 13 or both bottom plates 18 are rotatably connected with the connecting piece 17.

For convenience of explanation of the present embodiment, in the present embodiment, two side plates 14 located at the rear end of the cart are named as first side plates 14, two side plates 14 located at the front end of the cart are named as second side plates 14, one side edge portion of the first side plate 14 is rotationally connected with the first end plate 13, and the other side edge portion of the first side plate 14 is connected with the connecting piece 17 through the connecting rod 5; one side edge of the second side plate 14 is rotatably connected to the connecting piece 17, and the other side edge of the second side plate 14 is connected to the second end plate 13 through the connecting rod 5.

When the trolley is converted from the unfolding state to the folding state, the other side edge part of the side plate 14 swings towards the inner side of the storage cavity, the connecting rod 5 drives the end plate 13 or the connecting piece 17 to move so as to reduce the distance between the end plate 13 and the connecting piece 17, and as shown in fig. 11 and 12, the first side plate 14 and the second side plate 14 swing inwards so as to gradually approach the first end plate 13 and the second end plate 13 towards the connecting piece 17; every group curb plate 14 all is connected with connecting piece 17, is different from the structure that curb plate 14 both ends all are connected with end plate 13, can not reduce the intensity of push-and-pull car when increasing storage chamber length, avoids increasing the problem that storage chamber accommodation space leads to curb plate 14 overlength intensity to reduce, and when increasing accommodation space, the volume after folding still is less, has satisfied the requirement that increase accommodation space and simple structure, folding back volume are less, be convenient for transportation and removal.

The folding box type trolley further comprises a locking plate structure, when the folding box type trolley is in an unfolding state, the locking plate structure can enable the other side edge of the side plate 14 to be kept in a locking state with the connecting rod 5, and the swing of the side plate 14 is limited.

The lock plate structure comprises a first bolt 10, a first slot 11 positioned on the connecting rod 5 and a first chute 19 positioned on the side plate 14, wherein the first bolt 10 is positioned in the first chute 19 and is in sliding connection with the first chute 19, when the first bolt 10 is embedded in the first slot 11, the connecting rod 5 is fixedly connected with the side plate 14 and keeps a locking state, when the folding box type trolley is unfolded, the connecting rod 5 is abutted against the plate surface of the side plate 14, and after the first bolt 10 is embedded in the first slot 11, the swing of the side plate 14 is limited, and the side plate 14 and the connecting rod 5 are kept in an abutting state.

The side plate 14 is provided with a side storage opening, the side plate 14 is provided with a side storage door 20 which can cover the side storage opening, the side storage door 20 is detachably connected with the side plate 14, specifically, the outer wall of the side storage door 20 is provided with a second sliding groove, a second bolt 21 is connected in the second sliding groove in a sliding way, the side plate 14 is provided with a second slot corresponding to the notch position of the second sliding groove, the second bolt 21 is inserted into the second slot, the side storage door 20 is fixedly connected with the side plate 14, and in order to enable the trolley to be applied to more scenes, the side storage opening is also formed in the side plate 14, so that a user cannot only take and put articles from the storage opening, and the trolley is more convenient and practical.

The buckles 6 are respectively arranged on the side walls of the two sides of the end plate 13 and the connecting piece 17, the clamping grooves 7 corresponding to the positions of the buckles 6 are respectively arranged on the side walls of the two sides of the side plate 14 and the connecting piece 17, when the push-pull trolley is in a folded state, the buckles 6 can be fixedly clamped with the corresponding clamping grooves 7, after the push-pull trolley is folded, the two end plates 13 are respectively abutted against the connecting piece 17, the buckles 6 on the end plate 13 and the connecting piece 17 can reach the positions of the side plate 14 and the clamping grooves 7 on the connecting piece 17, more specifically, the buckles 6 on one end plate 13 are fixedly clamped with the clamping grooves 7 on the connecting piece 17, and the buckles 6 on the connecting piece 17 are fixedly clamped with the clamping grooves 7 on the other end plate 13.

One side edge part of the first side plate 14 is connected with the first end plate 13 through a detachable structure, one side edge part of the second side plate 14 is connected with the second end plate 13 through a detachable structure, one side edge part of the first side plate 14 or the second end plate 13 is also connected with the connecting piece 17 through a detachable structure, more specifically, the first end plate 13 and the second end plate 13 are both provided with a third sliding groove, a third bolt is connected in the third sliding groove in a sliding way, the side walls of the first side plate 14 and the second side plate 14 are both provided with a third slot corresponding to the notch position of the third sliding groove, and the third bolt is inserted into the third slot to fixedly connect the rear side plate 14 with the end plate 13, so that the side plate 14 can be detached, and the stability and strength of the side plate 14 can be improved.

The inner walls of the side plates 14 are provided with abutting parts 8, and the folding box type trolley further comprises a storage door 9, wherein the storage door 9 can abut against the abutting parts 8 and cover the storage opening.

The connecting piece 17 includes bracing piece 22, and bracing piece 22 can dismantle with the lateral wall of connecting piece 17 and be connected, and bracing piece 22 is located the top of connecting piece 17 and both ends all support on the lateral wall of connecting piece 17, and bracing piece 22 can improve the intensity under the push-pull car expansion state, and bracing piece 22 is folding and the transportation of the convenient push-pull car of dismantling.

In the practical use process, the unfolded state of the folding box type trolley is shown in fig. 7, if the folding box type trolley is required, the storage door 9 is firstly taken down, then the first plug pin 10 in the first chute 19 is pulled out of the first slot 11, the first plug pin 10 does not limit the swing of the side plate 14 any more, as shown in fig. 11, one side edge part of the side plate 14 swings towards the inner side of the storage cavity, the connecting rod 5 drives the end plate 13 or the connecting piece 17 to move, the distance between the end plate 13 and the connecting piece 17 is shortened, until the side plate 14 and the end plate 13 are in a parallel state as shown in fig. 12, and the buckle 6 on the end plate 13 and the connecting piece 17 is clamped and fixed with the corresponding clamping groove 7, so that the trolley is kept in the folded state.

Embodiment two: the structure and principle of the embodiment are basically the same as those of the first embodiment, and the basic same points are not described in detail, only different places are described, and the different places are as follows: a folding box type trolley comprises a locking plate structure, when the folding box type trolley is in an unfolding state, the locking plate structure can enable the other side edge of a side plate 14 to be kept in a locking state with a connecting piece 17 or an end plate 13, and the swing of the side plate 14 is limited.

As shown in fig. 15, the lock plate structure includes a first latch 10, a first sliding groove 19 located on the side plate 14, and a first slot 11 located on the end plate 13 or the connecting piece 17, where the slot position of the first sliding groove 19 corresponds to the first slot 11, i.e. if the first slot 11 is located on the end plate 13, the first sliding groove 19 faces the direction of the end plate 13 and the side plate 14 is connected with the end plate 13 through the latch, and similarly if the first slot 11 is located on the connecting piece 17, the first sliding groove 19 faces the direction of the connecting piece 17 and the side plate 14 is connected with the connecting piece 17 through the latch; when the first latch 10 is inserted into the first slot 11, the side plate 14 is fixedly connected with the end plate 13 or the connecting piece 17 and keeps a locked state, after the folding box type trolley is unfolded, the side wall of the side plate 14 abuts against the side wall of the connecting piece 17 or the end plate 13, and after the first latch 10 is inserted into the first slot 11, the swing of the side plate 14 is limited, and the side plate 14 is kept in an abutting state with the connecting piece 17 or the end plate 13.

Claims (10)

1. The utility model provides a folding storage container, including two first connecting plates (1) and second connecting plate (2) that set up relatively, be equipped with a first folding plate (3) and two second folding plates (4) that set up relatively between first connecting plate (1) and second connecting plate (2), two second folding plates (4) all rotate with first connecting plate (1) to be connected, when storage container is in the expansion state, first connecting plate (1), second connecting plate (2), first folding plate (3) and two second folding plates (4) enclose the configuration and form and accomodate the appearance chamber, accomodate the appearance chamber and have the opening; the folding device is characterized in that two second folding plates (4) are connected with a second connecting plate (2) through connecting rods (5), one end of each connecting rod (5) is rotationally connected with the second folding plate (4), the other end of each connecting rod (5) is rotationally connected with the second connecting plate (2), when a storage container is converted from an unfolding state to a folding state, the second folding plate (4) swings towards the inner side of the storage cavity, the connecting rods (5) swing, and the second folding plate (4) drives the second connecting plate (2) to move through the connecting rods (5); the folding storage container also comprises a locking plate structure, when the folding storage container is in an unfolding state, the locking plate structure can enable the second folding plate (4) and the second connecting plate (2) to be kept in a locking state; or when the folding container is in the unfolded state, the locking plate structure can enable the connecting rod (5) and the second folding plate (4) to be kept in a locking state.

2. The folding container according to claim 1, wherein the locking plate structure comprises a first latch (10), a first slot (11) located on the second folding plate (4) and a first insertion hole (12) located on the second connecting plate (2), the slot position of the first slot (11) corresponds to the first insertion hole (12), and when the first latch (10) is inserted into the first slot (11) through the first insertion hole (12), the second folding plate (4) is fixedly connected with the side wall of the second connecting plate (2) and keeps on the same plane; or the lock plate structure comprises a first bolt (10), a first slot (11) positioned on the second folding plate (4) and a first sliding groove (19) positioned on the connecting rod (5), wherein the first bolt (10) is positioned in the first sliding groove (19) and is in sliding connection with the first sliding groove (19), and when the first bolt (10) is embedded into the first slot (11), the connecting rod (5) and the second folding plate (4) are fixedly connected and kept on the same plane.

3. The folding storage container according to claim 1, wherein the two side walls of the first connecting plate (1) are provided with buckles (6), the two side walls of the second connecting plate (2) are provided with clamping grooves (7) corresponding to the positions of the buckles (6), and when the storage container is in a folded state, the buckles (6) can be clamped and fixed with the corresponding clamping grooves (7).

4. A folding container according to any one of claims 1 to 3, characterized in that both of the second folding plates (4) have an abutment (8) on their inner walls, the folding container further comprising a receiving door (9), the receiving door (9) being detachably connected to the second folding plate (4), the receiving door (9) being capable of closing the opening when the receiving door (9) abuts against the abutment (8).

5. The utility model provides a folding box push-and-pull car, including two end plates (13) that set up relatively, pulley (15) are all installed to the bottom of two end plates (13), install push-and-pull rod (16) on one of them end plate (13), a serial communication port, be equipped with connecting piece (17) between two end plates (13), all be equipped with a bottom plate (18) and a set of curb plate (14) between connecting piece (17) and two end plates (13), a set of curb plate (14) include two curb plates (14), enclose between end plate (13), two curb plates (14), connecting piece (17) and bottom plate (18) and form the storage chamber, the storage chamber has and stores the opening; the bottom plate (18) is rotationally connected with the end plate (13) or the connecting piece (17), one side edge part of the side plate (14) is rotationally connected with the end plate (13) or the connecting piece (17), the other side edge part of the side plate (14) is also connected with the connecting piece (17) or the end plate (13) through the connecting rod (5), when the trolley is converted from an unfolding state to a folding state, the other side edge part of the side plate (14) swings towards the inner side of the storage cavity, and the connecting rod (5) drives the end plate (13) or the connecting piece (17) to move so as to reduce the distance between the end plate (13) and the connecting piece (17); the folding box type trolley further comprises a locking plate structure, and when the folding box type trolley is in an unfolding state, the locking plate structure can enable the other side edge part of the side plate (14) and the connecting piece (17) or the end plate (13) to be kept in a locking state; or when the folding box type trolley is in an unfolding state, the locking plate structure can enable the other side edge part of the side plate (14) and the connecting rod (5) to be kept in a locking state.

6. The folding box-type trolley according to claim 5, wherein the locking plate structure comprises a first bolt (10), a first sliding groove (19) positioned on the side plate (14) and a first slot (11) positioned on the end plate (13) or the connecting piece (17), the slot position of the first sliding groove (19) corresponds to the first slot (11), and when the first bolt (10) is embedded in the first slot (11), the side plate (14) is fixedly connected with the end plate (13) or the connecting piece (17) and keeps a locking state.

7. The folding box-type trolley according to claim 5, wherein the locking plate structure comprises a first bolt (10), a first slot (11) positioned on the connecting rod (5) and a first sliding groove (19) positioned on the side plate (14), the first bolt (10) is positioned in the first sliding groove (19) and is in sliding connection with the first sliding groove (19), and when the first bolt (10) is embedded in the first slot (11), the connecting rod (5) is fixedly connected with the side plate (14) and keeps a locking state.

8. The folding box-type trolley according to claim 5, wherein the side plate (14) is provided with a side receiving opening, the side plate (14) is provided with a side receiving door (20) capable of covering the side receiving opening, and the side receiving door (20) is detachably connected with the side plate (14).

9. The folding box-type trolley according to any one of claims 5 to 8, wherein the side walls of both sides of the end plate (13) and the connecting piece (17) are provided with buckles (6), the side plates (14) and the side walls of both sides of the connecting piece (17) are provided with clamping grooves (7) corresponding to the positions of the buckles (6), and when the trolley is in a folded state, the buckles (6) can be clamped and fixed with the corresponding clamping grooves (7).

10. The folding box trolley according to any one of claims 5 to 8, characterized in that one side edge of the side plate (14) is rotatably connected to the end plate (13) or the connecting member (17), and the other side edge of the side plate (14) is connected to the connecting member (17) or the end plate (13) by a detachable structure.