CN217753815U - Box flatbed convenient to accomodate - Google Patents

Abstract

The utility model relates to the technical field of flat cars, in particular to a box-type flat car convenient to store, which comprises a flat car body and a foldable box body, wherein the box body is arranged on the flat car body; the flatbed body includes handle, panel, a plurality of wheel, and is a plurality of the wheel all install in the panel bottom, the box is installed in the panel top, the handle rotates with the panel to be connected and can accomodate in panel bottom or lateral part, accomodates under the state, can tile in the panel top after the box is folding. The utility model provides a box type flat car which is convenient to store, the box body can be folded on the flat car, and the thickness of the folded flat car can not be influenced; can make the box flatbed of folding accomodating completely, the utility model discloses can realize three kinds of use forms: the products on the market can only realize one or two use forms at most.

Description

Box flatbed convenient to accomodate

Technical Field

The utility model relates to a flatbed technical field, more specifically relates to a box flatbed convenient to accomodate.

Background

At present, a flat car on the market is not provided with a box, when the flat car is used for carrying small articles, the small articles can only be firstly contained in the box, then the box is placed on the flat car for carrying, and at the moment, because the additional box and the flat car cannot be well fixed, inconvenience is brought to the carrying process; the flatbed of having installed the case has increased the degree of difficulty for accomodating of flatbed again, and the volume of flatbed when making to accomodate is great, and in addition, the handle is higher than the condition on the flatbed panel generally can appear after handle and wheel are folded to accomodate in general folding flatbed, because the existence of case again, the handle just is more not convenient for accomodate.

The current patent discloses a flatbed is used to fitment, can't realize folding accomodating, and the daily family of being not convenient for uses.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a box type flat car which is convenient to store, and the box body can be folded on the flat car and does not influence the thickness of the folded flat car, so as to overcome the problem that the existing flat car with boxes is inconvenient to store; can make the box flatbed of folding accomodating completely, the utility model discloses can realize three kinds of use forms: the products on the market can only realize one or two use forms at most.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a box-type flat car convenient to store comprises a flat car body and a foldable box body, wherein the box body is arranged on the flat car body; the flatbed body includes handle, panel, a plurality of wheel, and is a plurality of the wheel all install in the panel bottom, the box is installed in the panel top, the handle rotates with the panel to be connected and can accomodate in panel bottom or lateral part, accomodates under the state, can tile in the panel top after the box is folding.

In the above scheme, three use forms can be realized: the flat car comprises a flat car body, a box type trailer and a containing box, wherein when the box body is folded and is flatly laid on the top of a panel of the flat car body, other articles to be carried can be placed on the box body at the moment, so that the utility model realizes the function of a simple flat car; when the box body is unfolded, the box body is arranged at the top of the panel of the flat regular bus body, so that the utility model realizes the function of a box type trailer; when the handle and the wheels of the flat car body are all stored, and the box body is kept in an unfolded state, the function of a simple storage box can be realized.

Furthermore, the flatbed body still includes link gear, link gear one end with the handle is connected, the other end with the wheel connection, when needs are accomodate, rotates the handle and accomodates in the panel bottom and can make the wheel rotate in step and accomodate in the panel bottom. The linkage mechanism can enable the handle to be linked with the wheels, the wheels are unfolded or stored by rotating the handle, when the handle is in an unfolded state, the central line of the wheels is parallel to the panel, and the wheels are in contact with the ground; when the handle is stored at the bottom of the panel, the center line of the wheel is vertical to the panel, and the wheel is folded and stored at the bottom of the panel.

Furthermore, the linkage mechanism comprises a first rotating assembly and two second rotating assemblies, the first rotating assembly is connected with the end part, close to the panel, of the handle, the number of the second rotating assemblies is two, the two second rotating assemblies are respectively arranged at two ends of the first rotating assembly and are rotatably connected with the first rotating assembly, and the second rotating assemblies are further connected with the wheels. The first rotating assembly is used as a connecting piece of the handle and the panel, so that the rotating connection of the handle and the panel can be realized; the second rotating assembly is used as a connecting piece of the wheel and the panel, and can realize the rotating connection of the wheel and the panel; and the first rotating assembly and the second rotating assembly are used as a linkage mechanism of the handle and the wheels, so that when the handle rotates, the wheels are changed along with the unfolding or folding state.

Furthermore, the first rotating assembly comprises a rotating shaft and two U-shaped supports, the two U-shaped supports are respectively arranged at two ends of the rotating shaft, and the end part of the handle is connected with the rotating shaft; the second rotating assembly comprises a connecting rod and a supporting frame, the supporting frame is arranged at the bottom of the connecting rod and is connected with wheels, a front wheel seat, an elastic element, a turnover guide seat and a rear wheel seat are sequentially and movably sleeved on the connecting rod, the front wheel seat and the rear wheel seat are respectively connected with the supporting frame, ratchets are arranged at the end parts, close to the elastic element, of the front wheel seat, reverse ratchets are arranged at the end parts, close to the elastic element, of the turnover guide seat, and the end parts of the front wheel seats are abutted to the end parts of the U-shaped supports; the rear wheel seat end is provided with a first limiting part, the first limiting part end is provided with a second limiting part, and the first limiting part can be abutted and limited with the second limiting part in the working state. The rotation of the handle is transmitted to the U-shaped bracket by the rotating shaft, so that the U-shaped bracket rotates along with the rotation; the number of the wheels is four, two wheels are arranged on one side of the panel, and the other two wheels are arranged on the opposite side of the panel; the two wheels on the same side are arranged at the bottom of the support frame; when the wheel is in a working state, the end part of the U-shaped bracket is abutted against one end part of the elastic element, the ratchet of the front wheel seat is abutted against the reverse ratchet of the overturning guide seat, and at the moment, the elastic element is in a compressed state; when the handle drives the U-shaped support to rotate, the end of the U-shaped support leaves the elastic element, the elastic element slides forwards under the action of restoring force, the elastic element drives the front wheel seat to rotate along with the forward movement, the ratchet and the reverse ratchet are staggered, the front wheel seat drives the rear wheel seat to move forwards together through the support frame while rotating, the first limiting part and the second limiting part are abutted and limited after the rear wheel seat moves forwards, the rear wheel seat is separated from the first limiting part, the rear wheel seat can also rotate along with the front wheel seat, the wheel is driven to rotate towards the inner side of the panel and be folded, and when the elastic element moves forwards to abut against the other end of the U-shaped support, the rotation and folding of the wheel are completed.

Furthermore, a bolt is arranged on the U-shaped bracket, and a slot is arranged on the front wheel seat; when the U-shaped support rotates, the bolt can be driven to be inserted into or far away from the slot. The plug and the slot are inserted in a working state to limit the rotation of the wheel, and at the moment, the wheel is in an unfolded state and cannot rotate randomly, so that the wheel is prevented from rotating and folding in the use process; when the U-shaped support rotates, the plug pin rotates relative to the slot, so that the plug pin is inserted into the slot or far away from the slot, and the insertion limit of the plug pin and the slot is realized or the insertion limit is relieved. When the first limiting part of the rear wheel seat is abutted and limited with the second limiting part of the first limiting part, the bolt and the slot are in an inserting state, and when the U-shaped support is rotated to enable the front wheel seat and the rear wheel seat to be turned and folded, the bolt is not in contact with the slot, so that the inserting limit is removed.

Furthermore, a first limiting groove is formed in the U-shaped support, a limiting pin is arranged at the end of the handle, and the limiting pin is inserted into the first limiting groove and is in sliding connection with the first limiting groove; when the handle is rotated, the limit pin can slide in the first limit groove. The first limiting groove is used for limiting the limiting pin, and the limiting pin slides in the range of the first limiting groove, so that the handle can adjust the rotating angle in a certain range, and a user can conveniently pull the flat car at a comfortable angle; the spacer pin is located the tip of first spacing groove, and limit range that can adjust wantonly for the handle promptly, and afterwards, continue to rotate the handle and can make U type support rotate along with the handle, and then realize the linkage of wheel.

Furthermore, the first rotating assembly further comprises a second limiting block, the second limiting block is sleeved on the rotating shaft and located between the handle and the U-shaped support, a fifth limiting piece is arranged on the second limiting block, a blocking eave extends towards the bottom of the panel, and a second limiting groove is formed in the side, close to the second limiting block, of the blocking eave; when the handle is rotated, the limiting pin slides in the first limiting groove, and the fifth limiting part can be clamped and limited in the second limiting groove to form the positioning of the handle. When the limiting pin of the handle rotates in the first limiting groove, the fifth limiting part arranged on the second limiting part can slide in the second limiting groove to limit the angle of the handle, so that the handle can keep the inclination angle between the handle and the panel unchanged at a required angle.

Furthermore, the fifth limiting part is an arc-shaped protruding structure, the second limiting groove is formed by sequentially arranging a plurality of arc-shaped structures and mutually penetrating, and the fifth limiting part has a click-stop feeling when sliding in the second limiting groove. The plurality of arc-shaped structures on the second limiting groove form limiting points of a plurality of angles, and when each arc-shaped groove is in butt joint with the fifth limiting piece of the arc-shaped structure, the fifth limiting piece can be in butt joint with the second limiting groove for limiting, so that the handle cannot be turned over easily in a use state and can be kept at a specific position. Preferably, the fifth limiting member has a certain elasticity, so that the fifth limiting member can slide in the limiting points of the arc structures of the second limiting groove when the handle is turned over by force.

Further, the box includes the bottom plate, encloses into four square curb plates in proper order, four curb plates install in on the bottom plate, four curb plates include two first curb plates and the second curb plate that set up respectively in opposite directions, two first curb plate is hard material, two the second curb plate is flexible material, and first curb plate rotates with the bottom plate to be connected, the bottom plate is located on the panel. The second side plate made of flexible materials is convenient to fold, and the first side plate made of hard materials can enable the box body to maintain a stable shape in an unfolded state and is not easy to deform under pressure; when the folding is needed, the two oppositely arranged first side plates are rotated towards each other, the second side plates are extruded and folded, and finally the two first side plates are flatly laid on the tops of the panels; preferably, both first side panels are horizontally disposed in the folded condition. The bottom plate can be arranged on the panel, or the bottom plate can be directly removed, the panel replaces the bottom plate, and the four side plates are directly arranged on the panel.

Further, the second curb plate includes curb plate body, a plurality of meshbelts, a plurality of first magic subsides, a plurality of second magic subsides, and a plurality of meshbelts install respectively in curb plate body both ends, first magic is pasted and is established the meshbelt tip, the second magic is pasted and is established this end of body of curb plate, the meshbelt with first curb plate tip is pegged graft, and first magic is pasted and bond with the second magic subsides. The meshbelt is used for being connected curb plate body and first curb plate, and is concrete, passes first curb plate back with the meshbelt, utilizes the first magic subsides that set up at the meshbelt tip to paste with the second magic that sets up at this end of body of curb plate and bonds, realizes being connected of second curb plate and first curb plate.

The box body further comprises an installation support, a hinge and a plurality of rivets, the installation support is arranged at the bottom of the first side plate, a sliding groove is formed in the installation support, one end of the hinge is fixedly connected with the bottom plate, and the other end of the hinge is in sliding connection with the sliding groove through the rivets; after the first side plate is opened, the rivet slides in the sliding groove, so that the first side plate is inserted into the slot formed in the bottom plate to fix the first side plate. The hinge realizes the rotating connection of the first side plate and the bottom plate, the mounting bracket limits the rotating angle of the first side plate, specifically, the rivet arranged on the hinge is in sliding connection with the chute arranged on the mounting bracket, when the rivet is positioned at the end part of the chute close to the bottom plate, the first side plate is inserted into the slot arranged on the bottom plate to limit the stroke of the first side plate, so that the first side plate and the bottom plate are vertically arranged, and the box body is in an unfolded state; when the rivet is located the spout and keeps away from the tip of bottom plate, first curb plate tiled on the bottom plate face, the box was fold condition this moment. The quantity of the mounting brackets and the hinges can be set according to the size of the bottom plate, and when the panel is small, at least two mounting brackets and two hinges are arranged to achieve the stress balance between the bottom and the first side plate; when the panel size is larger, the number of the mounting brackets and the hinges can be correspondingly increased.

The utility model has the advantages as follows:

(1) The handle can be rotatably accommodated on the bottom surface of the panel of the flat car body towards the bottom surface of the panel, and four wheels are simultaneously rotatably accommodated on the bottom surface of the panel of the flat car while the handle is rotated;

(2) After the rear handle is opened, the handle can be freely rotated by a certain angle according to the requirement of a user, so that the user can pull the flat car at a more comfortable angle;

(3) The linkage of the handle and the wheels can be realized, and the handle and the wheels can be conveniently unfolded, folded and stored;

(4) The utility model discloses can realize three kinds of use forms: flatbed, box trailer, containing box, the product on the market can only realize one or two use form at most, and our containing box does not have the wheel in the bottom of storage state, can place at the domestic car trunk very firmly.

Drawings

Fig. 1 is a structure diagram of the utility model relates to a box flatbed as box trailer convenient to accomodate.

Fig. 2 is a structure diagram of the box-type flat car as a flat car, which is convenient for storage.

Fig. 3 is a structure diagram of the box-type flat car as a storage box, which is convenient for storage.

Fig. 4 is a structural view of the flat car body in the first direction in the unfolded state.

Fig. 5 is a structural view of the flat car body in the second direction in the unfolded state of the flat car body according to the present invention.

Fig. 6 is a structural view of the flat car body in the storage state.

Fig. 7 is an exploded view of the flat car body with the wheels removed.

Fig. 8 is an assembly structure view of the flat car body with the wheels removed.

Fig. 9 is a partially enlarged view of a portion a of fig. 8.

Fig. 10 is a partially enlarged view of fig. 8 at B.

Fig. 11 is a schematic view of the linkage mechanism when the wheel is stored.

Fig. 12 is another view angle structure diagram of the flat car body of the present invention.

Fig. 13 is a cross-sectional view C-C of fig. 12.

Fig. 14 is a structural view of the case of the present invention in the unfolded state.

Fig. 15 is a partial enlarged view at D in fig. 14.

Fig. 16 is an exploded view of the case of the present invention.

Fig. 17 is a schematic view of the folding process of the box body of the present invention.

Fig. 18 is a structural view of the case of the present invention in a folded state.

The graphic symbols are as follows:

1. a handle; 11. a spacing pin; 2. a panel; 21. blocking eaves; 3. a wheel; 4. a linkage mechanism; 5. a first rotating assembly; 51. a rotating shaft; 52. a U-shaped bracket; 521. a bolt; 522. a first limit groove; 523. a second limit groove; 53. a second limiting block; 531. a fifth limiting member; 6. a second rotating assembly; 61. a connecting rod; 611. a front wheel seat; 6111. a ratchet; 6112. a slot; 612. an elastic element; 6121. a reverse ratchet; 613. turning over the guide seat; 614. a rear wheel seat; 6141. a first limit piece; 615. a first stopper; 6151. a second limiting member; 62. a support frame; 7. a base plate; 8. a first side plate; 81. mounting a bracket; 811. a chute; 82. a hinge; 83. riveting; 9. a second side plate; 91. a side plate body; 92. weaving a belt; 93. a first magic tape; 94. a second magic tape; 101. a flat car body; 102. and (4) a box body.

The arrows in the figure indicate the direction of movement.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the present embodiments, certain elements of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.

The same or similar reference numbers in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", "long", "short", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limiting the present patent, and those skilled in the art will understand the specific meaning of the terms according to their specific circumstances.

The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:

example 1

As shown in fig. 1 to 11, an embodiment 1 of a box-type flat car convenient for storage is provided, which includes a flat car body 101 and a foldable box body 102, wherein the box body 102 is mounted on the flat car body 101; the flat car body 101 comprises a handle 1, a panel 2 and a plurality of wheels 3, wherein the wheels 3 are all arranged at the bottom of the panel 2, the box body 102 is arranged at the top of the panel 2, the handle 1 is rotatably connected with the end part of the panel 2 and can be accommodated at the bottom or the side part of the panel 2, and in the accommodating state, the box body 102 can be flatly laid at the top of the panel 2 after being folded; wherein, flatbed body 101 still includes link gear 4, and link gear 4 one end is connected with handle 1, and the other end is connected with wheel 3, when needs are accomodate, rotates handle 1 and accomodate in 2 bottoms on the panel and can make wheel 3 rotate in step and accomodate in 2 bottoms on the panel. When the box body 102 is folded and can be laid on the top of the panel 2, the utility model can realize the function of a common flat car; when the box body 102 is opened, the utility model can realize the function of the box type trailer; when the handle 1 and the wheel 3 are folded and stored, but the box body 102 is kept unfolded, the utility model can realize the function of a common storage box.

As an improved scheme of this embodiment, the linkage mechanism 4 includes a first rotating component 5 and two second rotating components 6, the first rotating component 5 is connected to the end portion of the handle 1 close to the panel 2, the number of the second rotating components 6 is two, the two second rotating components 6 are respectively installed at two ends of the first rotating component 5 and are rotatably connected thereto, and the second rotating component 6 is further connected to the wheel 3. The first rotating assembly 5 comprises a rotating shaft 51 and two U-shaped brackets 52, wherein the two U-shaped brackets 52 are respectively arranged at two ends of the rotating shaft 51, and the end part of the handle 1 is connected with the rotating shaft 51; the second rotating assembly 6 comprises a connecting rod 61 and a supporting frame 62, the supporting frame 62 is arranged at the bottom of the connecting rod 61 and is connected with the wheel 3, a front wheel seat 611, an elastic element 612, a turning guide seat 613, a rear wheel seat 614 and a first limiting block 615 are sequentially and movably sleeved on the connecting rod 61, the front wheel seat 611 and the rear wheel seat 614 are respectively connected with the supporting frame 62, a ratchet 6111 is arranged at the end part of the front wheel seat 611 close to the elastic element 612, a reverse ratchet 6121 is arranged at the end part of the turning guide seat 613 close to the elastic element 612, and the end part of the front wheel seat 611 is abutted against the end part of the U-shaped bracket 52; the end of the rear wheel seat 614 is provided with a first limiting member 6141, the end of the first limiting member 615 is provided with a second limiting member 6151, and in the working state, the first limiting member 6141 can abut against the second limiting member 6151 for limiting. The U-shaped bracket 52 is provided with a bolt 521, and the front wheel seat 611 is provided with a slot 6112; when the U-shaped bracket 52 rotates, the latch 521 can be driven to insert into or separate from the slot 6112. The wheels 3 are four, two of them are a group, and are respectively arranged at the bottom of the two opposite supporting frames 62. Preferably, the elastic member 612 is a torsion spring. When the torsion spring returns to the original state after being compressed, the torsion spring can drive the front wheel seat 611 to move forward and rotate towards the inner side of the panel 2. The first limiting member 6141 may be a protrusion, the second limiting member 6151 may be a groove, or vice versa, where the first limiting member 6141 is set as a groove, and the second limiting member 6151 is set as a protrusion.

The handle 1 realizes the principle of being stored into the bottom surface of the panel 2 of the flat car body 101: when the handle 1 and the wheel 3 are in use, the handle 1 rotates to drive the U-shaped bracket 52 to rotate, so that the front wheel base 611 moves forward under the action of the elastic element 612 and keeps abutting against the U-shaped bracket 52, so that the first stopper 6141 of the rear wheel base 614 disengages from the second stopper 6151 of the first stopper 615, meanwhile, the front wheel base 611 and the rear wheel base 614 integrally drive the support frame 62 to turn over and be accommodated in the flat car panel 2, and finally, the handle 1 can rotate to be completely parallel to the connecting rod 61 and be accommodated in the panel 2.

Principle of opening handle 1 and wheel 3 linkage: in the process of turning the handle 1 from the storage position to the upper surface of the panel 2, the front wheel seat 611 moves backward under the action of the elastic element 612 while keeping abutting against the U-shaped bracket 52, and the front wheel seat 611 and the turning guide seat 613 cooperate to turn the wheel 3 to the use state. After the wheel 3 is turned to the right position, the plug pin 521 of the U-shaped bracket 52 is inserted into the slot 6112 of the front wheel base 611, and meanwhile, the first limiting member 6141 of the rear wheel base 614 is abutted against and limited by the second limiting member 6151 of the first limiting member 615, so that the wheel 3 cannot be accidentally turned and stored due to goods loading in the using process due to the cooperation of the two members.

Example 2

As shown in fig. 12 and 13, in order to implement embodiment 2 of the easy-to-store box-type flat car of the present invention, the present embodiment is similar to the present embodiment 1, except that the side portion of the U-shaped bracket 52 is further provided with a first limiting groove 522, the end portion of the handle 1 is provided with a limiting pin 11, and the limiting pin 11 is inserted into the first limiting groove 522 and slidably connected therewith; when the handle 1 is rotated, the stopper pin 11 can slide in the first stopper groove 522. Further, the first rotating assembly 5 further includes a second limiting block 53, the second limiting block 53 is sleeved on the rotating shaft 51 and located between the handle 1 and the U-shaped bracket 52, a fifth limiting member 531 is disposed on the second limiting block 53, a blocking eave 21 extends towards the bottom of the panel 2, and a second limiting groove 523 is disposed on the side of the blocking eave 21 close to the second limiting block 53; when the handle 1 is rotated and the limit pin 11 slides in the first limit groove 522, the fifth limit member 531 may be clamped and limited in the second limit groove 523 to form a position fixing for the handle 1.

When the handle 1 and the wheel 3 are in use, the limit pin 11 of the handle 1 is in sliding connection with the first limit groove 522 in the U-shaped bracket 52, and the handle 1 can freely rotate within the length range of the first limit groove 522 in the U-shaped bracket 52, so that a user can conveniently pull the flat car at a comfortable angle; after the limit pin 11 rotates to the limit position of the first limit groove 522, the handle 1 continues to rotate, and the U-shaped bracket 52 is driven by the limit pin 11 to rotate together, enters the linkage state of the handle 1 and the wheel 3, and folds and stores the wheel 3 according to the previous process.

When the handle 1 and the wheel 3 are in the storage state, in the process that the handle 1 is turned over from the storage position to the upper surface direction of the panel 2, the limiting pin 11 rotates to the limit position of the first limiting groove 522 of the U-shaped bracket 52 to drive the U-shaped bracket 52 to rotate, then the handle 1 is continuously rotated, the U-shaped bracket 52 is driven by the limiting pin 11 to rotate together, the linkage state of the handle 1 and the wheel 3 is entered, and the wheel 3 is unfolded according to the previous process.

As a modified solution of this embodiment, the fifth limiting member 531 is an arc-shaped protrusion structure, the second limiting groove 523 is formed by sequentially arranging a plurality of arc-shaped structures and penetrating each other, and the fifth limiting member 531 has a click feeling when sliding in the second limiting groove (523).

The arc-shaped protrusion structure is used for forming a plurality of clamping positions, so that the fifth limiting member 531 is clamped and limited, and the handle 1 maintains an inherent angle after the relative angle with the panel 2 is adjusted, at this time, the handle 1 needs to be rotated by a larger force, so that the fifth limiting member 531 can be moved from one position of the second limiting groove 523 to the next position, and at this time, the fifth limiting member 531 is clamped and limited at the position, so that the handle 1 cannot be easily turned over in a use state, and can be maintained at a specific position.

Example 3

The following is embodiment 3 of the box-type flat car convenient for storage of the present invention, and this embodiment is similar to embodiment 1, except that as shown in fig. 14 to 17: box 102 includes bottom plate 7, encloses into four square curb plates in proper order, and four curb plates are installed on bottom plate 7, and four curb plates are including two first curb plates 8 and the second curb plate 9 that set up respectively in opposite directions, and two first curb plates 8 are hard material, and two second curb plates 9 are flexible material, and first curb plate 8 rotates with bottom plate 7 to be connected. The hard material can be metal or plastic, and the flexible material can be woven material. Wherein, second curb plate 9 includes panel 2, a plurality of meshbelts 92, a plurality of first magic subsides 93, a plurality of second magic subsides 94, and a plurality of meshbelts 92 are installed respectively in 2 both ends of panel, and first magic subsides 93 are installed at meshbelt 92 tip, and second magic subsides 94 are installed at 2 tips of panel, and meshbelt 92 is pegged graft with 8 tip of first curb plate, and first magic subsides 93 bond with second magic subsides 94. Furthermore, box 102 still includes installing support 81, hinge 82, a plurality of rivet 83, and installing support 81 and hinge 82 are two respectively, and installing support 81 installs in the 8 bottoms on first curb plate, is equipped with spout 811 on installing support 81, and hinge 82 one end and bottom plate 7 fixed connection, the other end passes through rivet 83 and spout 811 sliding connection.

The box body 102 can maintain an inherent unfolding state when being unfolded through the two first side plates 8 made of hard materials, and the second side plates 9 are used for carrying out auxiliary support on the first side plates 8 so as to maintain the shape of the box body 102; and the second side plate 9 made of flexible material can be folded and stored conveniently, so that the volume of the whole box body 102 after being folded is smaller, preferably, the two first side plates 8 are parallel to the upper surface of the panel 2 in a storage state, so that the thickness of the box body 102 after being folded is smaller.

When folded, the second side panels 9 can be folded and accommodated under the two first side panels 8 by using the soft and foldable property of the second side panels 9. When the folding chair is opened, the two first side plates 8 are directly opened. Opening and then fixing: after the first side plate 8 is opened by 90 °, the rivet 83 can slide downward in the sliding groove 811 in the mounting bracket 81, so that the first side plate 8 is clamped into the bottom plate 7, and the two first side plates 8 are fixed. When in storage, the first side plates 8 at the two sides are lifted and can be folded inwards to be stored into the bottom plate 7.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (11)

1. A box-type flat car convenient to store comprises a flat car body (101) and a foldable box body (102), wherein the box body (102) is arranged on the flat car body (101); the flat car is characterized in that the flat car body (101) comprises a handle (1), a panel (2) and a plurality of wheels (3), the wheels (3) are arranged at the bottom of the panel (2), the box body (102) is arranged at the top of the panel (2), the handle (1) is rotatably connected with the panel (2) and can be stored at the bottom or the side of the panel (2), and the box body (102) can be flatly laid at the top of the panel (2) after being folded in a storage state.

2. The easy-to-store box-type flat car as claimed in claim 1, wherein the flat car body (101) further comprises a linkage mechanism (4), one end of the linkage mechanism (4) is connected with the handle (1), the other end of the linkage mechanism is connected with the wheels (3), and when the storage is needed, the handle (1) is rotated to be stored at the bottom of the panel (2), so that the wheels (3) can be synchronously rotated to be stored at the bottom of the panel (2).

3. The easy-to-store box flatbed according to claim 2, characterized in that the linkage mechanism (4) comprises a first rotating member (5) and a second rotating member (6), the first rotating member (5) is connected with the end of the handle (1) close to the panel (2), the number of the second rotating members (6) is two, two second rotating members (6) are respectively installed at two ends of the first rotating member (5) and are rotatably connected with the first rotating member, and the second rotating members (6) are further connected with the wheels (3).

4. The easy-to-store box type flat car according to claim 3, wherein the first rotating assembly (5) comprises a rotating shaft (51) and two U-shaped brackets (52), the two U-shaped brackets (52) are respectively arranged at two ends of the rotating shaft (51), and the end of the handle (1) is connected with the rotating shaft (51); the second rotating assembly (6) comprises a connecting rod (61) and a supporting frame (62), the supporting frame (62) is arranged at the bottom of the connecting rod (61) and is connected with the wheels (3), a front wheel seat (611), an elastic element (612), a turnover guide seat (613), a rear wheel seat (614) and a first limiting block (615) are sequentially and movably sleeved on the connecting rod (61), the front wheel seat (611) and the rear wheel seat (614) are respectively connected with the supporting frame (62), a ratchet (6111) is arranged at the end part, close to the elastic element (612), of the front wheel seat (611), a reverse ratchet (6121) is arranged at the end part, close to the elastic element (612), of the turnover guide seat (613), and the end part of the front wheel seat (611) is abutted to the end part of the U-shaped support (52); the end of the rear wheel seat (614) is provided with a first limiting part (6141), the end of the first limiting part (615) is provided with a second limiting part (6151), and the first limiting part (6141) can be abutted and limited with the second limiting part (6151) in a working state.

5. The easy-to-store box-type flatbed according to claim 4, characterized in that a bolt (521) is installed on the U-shaped bracket (52), and a slot (6112) is arranged on the front wheel seat (611); when the U-shaped bracket (52) rotates, the bolt (521) can be driven to be inserted into or far away from the slot (6112).

6. The easy-to-store box-type flat car according to claim 4 or 5, characterized in that the U-shaped bracket (52) is further provided with a first limiting groove (522) at the side part, the handle (1) is provided with a limiting pin (11) at the end part, and the limiting pin (11) is inserted into the first limiting groove (522) and is connected with the first limiting groove in a sliding way; when the handle (1) is rotated, the limit pin (11) can slide in the first limit groove (522).

7. The conveniently-stored box-type flat car according to claim 6, wherein the first rotating assembly (5) further comprises a second limiting block (53), the second limiting block (53) is sleeved on the rotating shaft (51) and is located between the handle (1) and the U-shaped bracket (52), a fifth limiting piece (531) is arranged on the second limiting block (53), a blocking eave (21) extends towards the bottom of the panel (2), and a second limiting groove (523) is arranged on the side, close to the second limiting block (53), of the blocking eave (21); when the handle (1) is rotated and the limit pin (11) slides in the first limit groove (522), the fifth limit piece (531) can be clamped and limited in the second limit groove (523) to form the positioning of the handle (1).

8. The easy-to-store box-type flat car according to claim 7, wherein the fifth limiting member (531) is an arc-shaped protrusion structure, the second limiting groove (523) is formed by a plurality of arc-shaped structures arranged in sequence and penetrating each other, and the fifth limiting member (531) has a click-on feeling when sliding in the second limiting groove (523).

9. The conveniently-stored box-type flat car according to claim 1, wherein the box body (102) comprises a bottom plate (7) and four side plates sequentially enclosing to form a square shape, the four side plates are arranged on the bottom plate (7), the four side plates comprise two first side plates (8) and two second side plates (9) which are oppositely arranged respectively, the two first side plates (8) are made of hard materials, the two second side plates (9) are made of flexible materials, the first side plates (8) are rotatably connected with the bottom plate (7), and the bottom plate (7) is arranged on the panel (2).

10. The easy-to-store box-type flat car according to claim 9, wherein the second side plate (9) comprises a side plate body (91), a plurality of woven belts (92), a plurality of first magic tapes (93) and a plurality of second magic tapes (94), the plurality of woven belts (92) are respectively installed at two ends of the side plate body (91), the first magic tapes (93) are installed at the end portions of the woven belts (92), the second magic tapes (94) are installed at the end portions of the side plate body (91), the woven belts (92) are inserted into the end portions of the first side plate (8), and the first magic tapes (93) are adhered to the second magic tapes (94).

11. The easy-to-store box-type flat car according to claim 10, wherein the box body (102) further comprises a mounting bracket (81), a hinge (82) and a plurality of rivets (83), the mounting bracket (81) is mounted at the bottom of the first side plate (8), a sliding groove (811) is formed in the mounting bracket (81), one end of the hinge (82) is fixedly connected with the bottom plate (7), and the other end of the hinge is slidably connected with the sliding groove (811) through the rivets (83); after the first side plate (8) is opened, the rivet (83) slides in the sliding groove (811) to enable the first side plate (8) to be inserted into a slot (6112) arranged on the bottom plate (7) to fix the first side plate (8).

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