Front and rear turning plate clamping structure of folding cabinet

Abstract

The utility model provides a folding cabinet front and back turning plate clamping structure which comprises a top plate, a bottom plate, two side plates and two plate bodies, a storage cavity is defined by the top plate, the bottom plate, the two side plates and the two plate bodies, the upper edges of the side plates are hinged to the top plate through limiting structures, and the lower edges of the side plates are connected with the bottom plate through buckle structures. The upper edge of the plate body is hinged to the top plate through a connecting structure, the lower edge of the plate body is fixedly connected with a transverse rod, the edge of the bottom plate extends in the direction close to the top plate to form an anti-falling part, the inner wall of the anti-falling part is fixedly connected with a positioning hook, the upper surface of the positioning hook is provided with a guide inclined plane, and the guide inclined plane is fixedly connected with the bottom plate. And the cross rod enters the positioning hook along the guide inclined surface and is hooked with the positioning hook, so that the purpose of reducing the occupied space is achieved.

Description

Technical Field

[0001] The utility model relates to a folding cabinet, in particular to a front and rear flap positioning structure of the folding cabinet. Background Art

[0002] In order to improve space utilization, more and more people choose folding cabinets.

[0003] At present, a Chinese patent with authorization announcement number CN203302639U discloses a folding cabinet, including a cabinet frame, a rear plate is installed at the rear end of the cabinet frame, folding plates are installed at the front and rear parts of the side ends of the cabinet frame for vertical rotation, two folding plates at the same side ends are connected by recessed hinges, a switch door is installed at the front end of the cabinet frame, a removable top plate is installed at the upper end of the cabinet frame, a bottom plate is folded at the rear end of the bottom of the cabinet frame, a plurality of partitions are folded on the rear end of the cabinet frame between the bottom plate and the top plate, and the recessed hinges are installed on the inner side of the folding plates.

[0004] This folding cabinet can be folded as a whole, which is convenient for transportation and disassembly and assembly, but its door opens outwards, thus occupying external space and having poor practicality. Utility Model Content

[0005] In view of this, an object of the present invention is to provide a front and rear flap positioning structure of a folding cabinet, so as to achieve the purpose of reducing external space and improving practicality.

[0006] In order to solve the above technical problems, the technical solution of the utility model is: a front and rear flap positioning structure of a folding cabinet, comprising a top plate, a bottom plate, two side plates, and two plate bodies, wherein the top plate, the bottom plate, the two side plates, and the two plate bodies form a storage cavity, the upper edges of the side plates are hinged to the top plate through a limiting structure, the lower edges of the side plates are connected to the bottom plate through a snap structure, the upper edges of the plate bodies are hinged to the top plate through a connecting structure, the lower edges of the plate bodies are fixedly connected to a cross bar, the edge of the bottom plate extends toward the direction close to the top plate and has an anti-slip portion, a positioning hook is fixedly connected to the inner wall of the anti-slip portion, a guiding inclined surface is provided on the upper surface of the positioning hook, the cross bar enters the positioning hook along the guiding inclined surface and is connected to the hook of the positioning hook.

[0007] To implement the above technical solution, the anti-detachment portion is provided to prevent the side panels and the plate body from flipping away from the storage cavity. A force is applied to the plate body toward the storage cavity, so that the cross bar is separated from the positioning hook, and the upper edge of the plate body rotates, thereby reducing the external space occupied and improving practicality.

[0008] As a preferred solution of the utility model, the lower surface of the positioning hook has an anti-slip bevel, and the anti-slip bevel is used to abut against the cross bar.

[0009] To implement the above technical solution, the anti-slip inclined surface abuts against the cross bar, making it more difficult for the cross bar to separate from the positioning hook, thereby improving the stability of the board body.

[0010] As a preferred solution of the utility model, a first protrusion is fixedly connected to the base plate, a second protrusion is fixedly connected to the edge of the plate body, the second protrusion is in contact with the first protrusion, and when the second protrusion moves from one side of the first protrusion to the other side, the cross bar corresponds to the positioning hook.

[0011] To implement the above technical solution, a force is applied to the plate body to move the plate body away from the storage cavity, so that the second protrusion contacts the first protrusion and moves from one side of the first protrusion to the other side of the first protrusion. At the same time, the cross bar is embedded in the positioning hook to make the connection between the plate body and the bottom plate more stable.

[0012] As a preferred solution of the utility model, a plurality of air holes are provided on the surface of the plate.

[0013] Implementing the above technical solution can improve air permeability and aesthetics.

[0014] As a preferred solution of the utility model, a positioning hole is opened on one side of the plate body close to the side plate, and an anti-detachment hook is fixedly connected to the side wall of the side plate, and the anti-detachment hook penetrates into the positioning hole.

[0015] To implement the above technical solution, after the side panels are installed, a force is applied to the panel body to move the lower edge of the panel body toward the anti-detachment portion, so that the anti-detachment hook is embedded in the positioning hole, making the panel body more stably placed.

[0016] As a preferred solution of the utility model, a mounting groove is provided on the surface of the plate body, a door panel is hinged at the lower edge of the mounting groove, the door panel is connected to the inner wall of the mounting groove through a positioning structure, the door panel is located above the anti-slip portion, and a placement groove is provided on the edge of the door panel.

[0017] To implement the above technical solution, the door panel can be flipped along the hinge by holding the placement groove, so that the door panel can be flipped away from the storage cavity to improve practicality.

[0018] As a preferred solution of the utility model, the positioning structure includes a positioning protrusion and a U-shaped card plate, the U-shaped card plate is fixed on the inner wall of the mounting groove, the positioning protrusion is fixed on the edge of the door panel, and the positioning protrusion is used to be embedded in the U-shaped card plate.

[0019] To implement the above technical solution, the door panel is moved toward the mounting groove so that the positioning protrusion is embedded in the U-shaped card plate. The positioning protrusion abuts against the inner wall of the U-shaped card plate to limit the door panel and stably position the door panel on the plate body.

[0020] As a preferred solution of the utility model, the limiting structure includes a limiting block, a limiting groove, a connecting groove, and a limiting boss. The connecting groove is opened at the upper edge of the side plate, the limiting boss is fixedly connected to the two ends of the connecting groove, the limiting block is fixed on the top plate, the limiting groove is opened on both sides of the limiting block, and the limiting boss is embedded in the limiting groove.

[0021] To implement the above technical solution, the limiting boss is embedded in the limiting groove, so that the upper edge of the side plate can rotate along the axis of the limiting boss, which is convenient for installation.

[0022] As a preferred solution of the utility model, the buckle structure includes a fixing rod, a fixing groove, a fixing plate, and a clamping groove, the fixing rod is fixed to the bottom plate, the fixing groove is opened at the lower edge of the side plate, the fixing plate is fixedly connected to the fixing groove, the clamping groove is opened on the side wall of the fixing plate, and the fixing rod is embedded in the clamping groove.

[0023] To implement the above technical solution, the fixing rod is embedded in the slot, and when the upper edge of the side plate is separated from the top plate, the side plate can rotate along the axis of the fixing rod.

[0024] As a preferred solution of the utility model, the connection structure includes a fixed shaft and a fixed hook. A fixed groove is opened on the upper edge of the plate body. The fixed shaft is fixed in the fixed groove. The fixed hook is fixed on the top plate. The fixed shaft is rotatably connected to the fixed hook.

[0025] To implement the above technical solution, after the lower edge of the plate body is separated from the bottom plate, the plate body can be rotated along the axis of the fixed axis. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the three-dimensional structure in the embodiment;

[0027] Figure 2 To embody the external structure schematic diagram of the utility model;

[0028] Figure 3 A schematic diagram of the explosion structure of the utility model;

[0029] Figure 4 for Figure 3 A magnified image of point A;

[0030] Figure 5 To show the structural diagram of the top plate;

[0031] Figure 6 To reflect the structural diagram of the door panel;

[0032] Figure 7 A schematic diagram showing the structure of the board;

[0033] Figure 8 A schematic diagram showing the structure of the lower guard plate.

[0034] Figure numerals: 11, top plate; 12, bottom plate; 121, anti-slip portion; 13, side plate; 131, upper guard plate; 132, lower guard plate; 14, plate body; 21, fixed shaft; 22, fixed hook; 31, connecting groove; 32, cross bar; 33, positioning hook; 34, guiding inclined surface; 35, anti-slip inclined surface; 41, first protrusion; 42, second protrusion; 43, positioning hole; 44, anti-slip hook; 5, breathable Hole; 61, mounting groove; 62, door panel; 621, placement groove; 7, positioning structure; 71, positioning protrusion; 72, U-shaped clamping plate; 81, support shaft; 82, support hook; 9, limiting structure; 91, limiting block; 92, limiting groove; 93, connecting groove; 94, limiting boss; 100, buckle structure; 101, fixing rod; 102, fixing groove; 103, fixing plate; 104, clamping slot. DETAILED DESCRIPTION

[0035] The specific implementation modes of the present invention are further described below in conjunction with the accompanying drawings to make the technical solutions of the present invention easier to understand and grasp.

[0036] A front and rear flap card-locking structure of a folding cabinet is made of plastic as a whole and has a certain elasticity. It mainly includes a top plate 11, a bottom plate 12, two side plates 13, and two plate bodies 14. The top plate 11, the bottom plate 12, the two side plates 13, and the two plate bodies 14 form a square storage cavity. The two plate bodies 14 are arranged opposite to each other, and the two side plates 13 are arranged opposite to each other.

[0037] The upper edge of the plate body 14 is hinged to the top plate 11 through a connecting structure. The connecting structure includes a fixed shaft 21 and a fixed hook 22. A fixed groove is provided on the upper edge of the plate body 14, and the length direction of the fixed groove is parallel to the length direction of the plate body 14. Both ends of the fixed shaft 21 are fixed to the inner wall of the fixed groove, and the length direction of the fixed shaft 21 is also parallel to the length direction of the plate body 14. The fixed hook 22 is fixed to the top plate 11, and the fixed shaft 21 is rotatably connected to the fixed hook 22. The distance of the opening of the fixed hook 22 is smaller than the outer diameter of the fixed shaft 21, so that the fixed shaft 21 can be stably placed in the fixed hook 22.

[0038] A connecting groove 31 is formed at the lower edge of the plate body 14 , and a cross bar 32 is fixedly connected to the inner wall of the connecting groove 31 . The length direction of the cross bar 32 is parallel to the length direction of the plate body 14 .

[0039] The edge of the bottom plate 12 extends toward the top plate 11 and has an anti-slip portion 121, which is a square frame. A positioning hook 33 is fixedly connected to the inner wall of the anti-slip portion 121. A guiding slope 34 is provided on the upper surface of the positioning hook 33, and an anti-slip slope 35 is provided on the lower surface of the positioning hook 33. The plate body 14 is rotated along the axis of the fixed shaft 21, so that the cross bar 32 moves along the guiding slope 34 and contacts the lower surface of the positioning hook 33. The anti-slip portion 121 is located on the side of the plate body 14 facing away from the storage cavity.

[0040] A first protrusion 41 is fixedly connected to the bottom plate 12, and a second protrusion 42 is fixedly connected to the lower edge of the plate body 14. The surfaces of the first protrusion 41 and the second protrusion 42 are both arc-shaped. The second protrusion 42 is used to abut against the first protrusion 41. When the second protrusion 42 moves from one side of the first protrusion 41 to the other side, the cross bar 32 corresponds to the positioning hook 33.

[0041] A positioning hole 43 is provided on one side of the plate body 14 close to the side plate 13 . An anti-drop hook 44 is fixedly connected to the side wall of the side plate 13 , and the anti-drop hook 44 penetrates into the positioning hole 43 .

[0042] A plurality of air holes 5 are provided on the surface of a plate body 14. The plurality of air holes 5 are evenly distributed along the surface of the plate body 14, and the cross section of the air holes 5 is a cross shape.

[0043] A mounting groove 61 with a square cross section is provided on the surface of the other plate body 14, and a door panel 62 is hinged at the lower edge of the mounting groove 61. The door panel 62 is connected to the inner wall of the mounting groove 61 through a positioning structure 7. The door panel 62 is located above the anti-slip portion 121, so that the door panel 62 can be turned in a direction away from the storage cavity. A placement groove 621 is provided at the edge of the door panel 62.

[0044] The positioning structure 7 includes a positioning protrusion 71 and a U-shaped card plate 72. The U-shaped card plate 72 is fixed to the inner walls on both sides of the mounting groove 61. The positioning protrusion 71 is fixed to the edges on both sides of the door panel 62, and the positioning protrusion 71 is used to be embedded in the U-shaped card plate 72. The surface of the positioning protrusion 71 is arc-shaped.

[0045] The side plate 13 includes an upper guard plate 131 and a lower guard plate 132. The lower edge of the upper guard plate 131 is fixedly connected with a support shaft 81, and the length direction of the support shaft 81 is parallel to the length direction of the upper guard plate 131. The upper edge of the lower guard plate 132 is fixedly connected with a support hook 82, so that the support shaft 81 is rotatably connected to the support hook 82. The above-mentioned anti-drop hook 44 is located on the side wall of the upper guard plate 131.

[0046] The upper guard plate 131 and the lower guard plate 132 can rotate along the axis of the support shaft 81 .

[0047] The upper edge of the upper guard plate 131 is hinged to the top plate 11 through the limiting structure 9. The limiting structure 9 includes a limiting block 91, a limiting groove 92, a connecting groove 93, and a limiting protrusion 94. The connecting groove 93 is opened on the upper edge of the upper guard plate 131, and the limiting protrusion 94 is fixedly connected to both ends of the connecting groove 93. The length direction of the limiting protrusion 94 is parallel to the length direction of the upper guard plate 131. The limiting block 91 is fixed on the top plate 11, and the limiting groove 92 is opened on both sides of the limiting block 91. The limiting protrusion 94 is embedded in the limiting groove 92. The upper guard plate 131 can rotate along the axis of the limiting protrusion 94.

[0048] The lower edge of the lower guard plate 132 is connected to the bottom plate 12 through a buckle structure 100. The buckle structure 100 includes a fixing rod 101, a fixing groove 102, a fixing plate 103, and a buckle groove 104. The fixing rod 101 is cylindrical and fixed to the bottom plate 12, and the length direction of the fixing rod 101 is parallel to the length direction of the bottom plate 12. The fixing groove 102 is provided at the lower edge of the side plate 13, the fixing plate 103 is fixedly connected to the fixing groove 102, the buckle groove 104 is provided on the side wall of the fixing plate 103, and the fixing rod 101 is embedded in the buckle groove 104.

[0049] Accordingly, the lower guard plate 132 can be flipped along the fixing rod 101 toward the storage cavity, and at the same time, the upper guard plate 131 is flipped along the supporting shaft 81 and placed on the lower guard plate 132, thereby realizing the folding of the side plate 13.

[0050] Of course, the above are only typical examples of the present invention. In addition, the present invention may have many other specific implementations. Any technical solutions formed by equivalent replacement or equivalent transformation fall within the scope of protection required by the present invention.

Claims

1. A front and rear flap positioning structure of a folding cabinet, comprising a top plate (11), a bottom plate (12), two side plates (13), and two plate bodies (14), wherein the top plate (11), the bottom plate (12), the two side plates (13), and the two plate bodies (14) form a storage cavity, and the characteristics are: The upper edge of the side panel (13) is hinged to the top panel (11) through a limiting structure (9), the lower edge of the side panel (13) is connected to the bottom panel (12) through a snap-fit ​​structure (100), the upper edge of the plate body (14) is hinged to the top panel (11) through a connecting structure, the lower edge of the plate body (14) is fixedly connected to a cross bar (32), the edge of the bottom panel (12) extends in a direction close to the top panel (11) and has an anti-slip portion (121), a positioning hook (33) is fixedly connected to the inner wall of the anti-slip portion (121), a guiding inclined surface (34) is provided on the upper surface of the positioning hook (33), the cross bar (32) enters the positioning hook (33) along the guiding inclined surface (34) and is hooked to the positioning hook (33).

2. The front and rear flap positioning structure of a folding cabinet according to claim 1 is characterized in that: The lower surface of the positioning hook (33) is provided with an anti-slip bevel (35), and the anti-slip bevel (35) is used to abut against the cross bar (32).

3. The front and rear flap positioning structure of a folding cabinet according to claim 1 is characterized in that: A first protrusion (41) is fixedly connected to the bottom plate (12), and a second protrusion (42) is fixedly connected to the edge of the plate body (14). The second protrusion (42) contacts the first protrusion (41), and when the second protrusion (42) moves from one side of the first protrusion (41) to the other side, the cross bar (32) corresponds to the positioning hook (33).

4. The front and rear flap positioning structure of a folding cabinet according to claim 1 is characterized in that: A plurality of air holes (5) are provided on the surface of the plate body (14).

5. The front and rear flap positioning structure of a folding cabinet according to claim 1 is characterized in that: A positioning hole (43) is provided on one side of the plate body (14) close to the side plate (13); an anti-detachment hook (44) is fixedly connected to the side wall of the side plate (13); and the anti-detachment hook (44) penetrates into the positioning hole (43).

6. A front and rear flap positioning structure of a folding cabinet according to claim 1, 2, 3 or 5, characterized in that: A mounting groove (61) is provided on the surface of the plate body (14), a door panel (62) is hinged at the lower edge of the mounting groove (61), the door panel (62) is connected to the inner wall of the mounting groove (61) via a positioning structure (7), the door panel (62) is located above the anti-slip portion (121), and a placement groove (621) is provided on the edge of the door panel (62).

7. The front and rear flap positioning structure of a folding cabinet according to claim 6 is characterized in that: The positioning structure (7) comprises a positioning protrusion (71) and a U-shaped card plate (72); the U-shaped card plate (72) is fixed to the inner wall of the mounting groove (61); the positioning protrusion (71) is fixed to the edge of the door panel (62); and the positioning protrusion (71) is used to be embedded in the U-shaped card plate (72).

8. The front and rear flap positioning structure of a folding cabinet according to claim 1 is characterized in that: The limiting structure (9) comprises a limiting block (91), a limiting groove (92), a connecting groove (93), and a limiting convex column (94); the connecting groove (93) is arranged on the upper edge of the side plate (13); the limiting convex column (94) is fixedly connected to the two ends of the connecting groove (93); the limiting block (91) is fixed on the top plate (11); the limiting groove (92) is arranged on both sides of the limiting block (91); and the limiting convex column (94) is embedded in the limiting groove (92).

9. The front and rear flap positioning structure of a folding cabinet according to claim 1 or 8, characterized in that: The buckle structure (100) comprises a fixing rod (101), a fixing groove (102), a fixing plate (103), and a locking groove (104); the fixing rod (101) is fixed on the bottom plate (12); the fixing groove (102) is arranged at the lower edge of the side plate (13); the fixing plate (103) is fixedly connected to the fixing groove (102); the locking groove (104) is arranged on the side wall of the fixing plate (103); and the fixing rod (101) is embedded in the locking groove (104).

10. The front and rear flap positioning structure of a folding cabinet according to claim 1, characterized in that: The connection structure comprises a fixed shaft (21) and a fixed hook (22); a fixed groove is provided on the upper edge of the plate body (14); the fixed shaft (21) is fixed in the fixed groove; the fixed hook (22) is fixed on the top plate (11); and the fixed shaft (21) is rotatably connected to the fixed hook (22).

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