Foldable plastic turnover box

Abstract

The utility model relates to the technical field of turnover boxes, and discloses a foldable plastic turnover box which comprises a bottom plate, fixing rods are symmetrically and fixedly mounted on the two sides of the bottom plate, first movable side plates are arranged at the two ends of the bottom plate correspondingly, and connecting holes are formed in the bottoms of the first movable side plates; the first movable side plate and the second movable side plate are arranged at the upper end of the bottom plate correspondingly, after the box body is used, a plurality of handles at the upper end of the second movable side plate are pulled, so that a connecting rod drives a limiting rod to be separated from the interior of a positioning hole, limiting of the first movable side plate is relieved, then the first movable side plate is folded towards the inner side, and the box body is folded inwards. When the two first movable side plates are completely folded, the two second movable side plates are folded through the hinges, so that the plastic turnover box can be easily unlocked and unfolded or folded through manual operation of an operator, the storage space is saved, and storage and transportation are convenient.

Description

Technical Field

[0001] The present application relates to the field of turnover box technology, and in particular to a foldable plastic turnover box. Background Art

[0002] Plastic turnover boxes are widely used in machinery, automobiles, home appliances, light industry, electronics and other industries. Plastic turnover boxes are acid-resistant, alkali-resistant, oil-resistant, non-toxic and odorless. Parts turnover is convenient, and they are neatly stacked and easy to manage.

[0003] Most of the plastic turnover boxes in the prior art are of an integrated fixed structure and cannot be folded and stacked. This results in a large amount of storage space being required when no materials are placed inside the turnover box, which is inconvenient for storage or transportation. For this reason, we urgently need to provide a foldable plastic turnover box. Utility Model Content

[0004] In order to solve the problem that when there is no material placed inside the turnover box, a large amount of storage space is required, which is inconvenient for storage or transportation, the present application provides a foldable plastic turnover box.

[0005] The foldable plastic turnover box provided in this application adopts the following technical solution:

[0006] A foldable plastic turnover box comprises a bottom plate, fixing rods are symmetrically fixedly installed on both sides of the bottom plate, first movable side plates are arranged at both ends of the bottom plate, a connecting hole is opened at the bottom of the first movable side plate, the inner surface of the connecting hole is movably connected to the outer surface of the fixing rod, a plurality of hinges are installed at the left and right ends of the bottom plate by screws, second movable side plates are arranged at the upper ends of the left and right sides of the bottom plate, the bottom of the second movable side plate is movably connected to the two sides of the bottom plate by hinges, and a cover plate is arranged on the top of the second movable side plate.

[0007] Preferably, positioning holes are provided on both sides of the upper ends of the two first movable side plates, and sliding grooves are provided on one side of the two second movable side plates close to the positioning holes, and connecting rods are slidably connected inside the sliding grooves.

[0008] Preferably, a limiting rod is fixedly installed on one end of the connecting rod close to the positioning hole, the outer surface of the limiting rod is connected to the inside of the positioning hole, a handle is fixedly installed on the outer end of the connecting rod, and a first return spring is sleeved on the inner outer side of the connecting rod located in the slide groove.

[0009] Preferably, a fixing seat and a mounting seat are fixedly mounted on the upper ends of the two second movable side panels respectively, a limiting groove is provided on the inner side of the fixing seat, and a movable plate is slidably connected to the inner surface of the limiting groove.

[0010] Preferably, two second return springs are evenly fixedly mounted on one end of the movable plate located on the inner side of the limiting groove, the other ends of the two second return springs are fixedly mounted on the inner surface of the limiting groove, and an elastic band is fixedly mounted on the outer end of the movable plate.

[0011] Preferably, a support rod is fixedly mounted on the inner side of the upper end of the mounting seat, and two hooks are fixedly mounted on the upper end of the elastic band, and the inner side surfaces of the two hooks are connected to the outer surface of the support rod.

[0012] In summary, this application includes the following beneficial technical effects:

[0013] 1. The upper end of the bottom plate is used to respectively set the first movable side plate and the second movable side plate. After the box body is used, by pulling the multiple handles on the upper end of the second movable side plate, the connecting rod drives the limiting rod to disengage from the inside of the positioning hole, releases the limit of the first movable side plate, and then folds the first movable side plate inward. When the two first movable side plates are completely folded, the two second movable side plates are folded by hinges, so that the plastic turnover box can be easily unlocked and unfolded or folded by manual operation of the operator, saving storage space and facilitating storage and transportation;

[0014] 2. By respectively installing a fixing seat and a mounting seat on the upper ends of the two second movable side panels, when the second movable side panel is folded, the movable plate inside the fixing seat can be pulled to move toward the side of the mounting seat, and the hook at one end of the elastic band is connected to the surface of the support rod at the upper end of the mounting seat, thereby completing the locking of the device, so that the device will not easily become loose during transportation, and when the movable plate is connected to the mounting seat, it can be used as a handle, which is convenient for the staff to take and carry, and is more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall appearance structure of the embodiment of the application;

[0016] Figure 2 is a schematic diagram of the exploded structure of the first movable side panel of the embodiment of the application;

[0017] Figure 3 It is an application example Figure 1 A schematic diagram of the enlarged cross-section of the structure at point A in the middle;

[0018] Figure 4 It is a schematic diagram of the overall folding structure of an embodiment of the application.

[0019] Explanation of the accompanying drawings: 1. Base plate; 2. Fixed rod; 3. First movable side plate; 4. Connecting hole; 5. Cover plate; 6. Hinge; 7. Second movable side plate; 8. Positioning hole; 9. Slide groove; 10. Limit rod; 11. Connecting rod; 12. First return spring; 13. Handle; 14. Fixed seat; 15. Limit groove; 16. Movable plate; 17. Second return spring; 18. Elastic band; 19. Hook; 20. Mounting seat; 21. Support rod. DETAILED DESCRIPTION

[0020] The following is combined with Figure 1-4 This application is described in further detail.

[0021] The present application embodiment discloses a foldable plastic turnover box, referring to Figure 1-Figure 4 , including a bottom plate 1, fixed rods 2 are symmetrically fixedly installed on both sides of the bottom plate 1, first movable side panels 3 are arranged at both ends of the bottom plate 1, a connecting hole 4 is opened at the bottom of the first movable side panel 3, the inner surface of the connecting hole 4 is movably connected to the outer surface of the fixing rod 2, and the two first movable side panels 3 can be folded inward through the cooperation of the connecting hole 4 at the bottom of the first movable side panel 3 and the fixing rod 2, and a plurality of hinges 6 are installed at the left and right ends of the bottom plate 1 by screws, and second movable side panels 7 are arranged on the upper ends of the left and right sides of the bottom plate 1, and the bottom of the second movable side panel 7 is movably connected to the two sides of the bottom plate 1 through the hinge 6. When the two first movable side panels 3 are completely folded, the two second movable side panels 7 are folded by the hinge 6, so that the plastic turnover box can be easily unlocked and the box body can be unfolded or folded through the manual operation of the operator, saving To create storage space for easy storage and transportation, a cover plate 5 is provided on the top of the second movable side panel 7, positioning holes 8 are provided on both sides of the upper ends of the two first movable side panels 3, and slide grooves 9 are provided on one side of the two second movable side panels 7 close to the positioning holes 8. A connecting rod 11 is slidably connected inside the slide groove 9, and a limiting rod 10 is fixedly installed at one end of the connecting rod 11 close to the positioning hole 8. The outer surface of the limiting rod 10 is connected to the inside of the positioning hole 8, and a handle 13 is fixedly installed at the outer end of the connecting rod 11. The connecting rod 11 is located on the inner and outer sides of the slide groove 9 and is sleeved with a first return spring 12. By utilizing the return effect of the first return spring 12, the box body is connected to the inside of the positioning hole 8 through the limiting rod 10 when it is unfolded, so as to complete the locking of the box body after it is unfolded, so that its structure is more stable, and it is simple and convenient to operate when disassembling.

[0022] Reference Figure 1-Figure 4The upper ends of the two second movable side panels 7 are respectively fixedly installed with a fixing seat 14 and a mounting seat 20. A limiting groove 15 is provided on the inner side of the fixing seat 14. A movable plate 16 is slidably connected to the inner surface of the limiting groove 15. When the movable plate 16 is connected to the mounting seat 20, it can be used as a handle, which is convenient for the staff to take and carry, and is more convenient to use. The movable plate 16 is located at one end of the inner side of the limiting groove 15 and is evenly fixedly installed with two second return springs 17. The other ends of the two second return springs 17 are fixedly installed on the inner surface of the limiting groove 15. An elastic belt 18 is fixedly installed on the outer end of the movable plate 16. The elastic belt 18 is provided to improve the flexibility of the two hooks 19, so that It is more convenient to connect to the surface of the support rod 21. The support rod 21 is fixedly installed on the inner side of the upper end of the mounting seat 20. Two hooks 19 are fixedly installed on the upper end of the elastic band 18. The inner surfaces of the two hooks 19 are connected to the outer surface of the support rod 21. By respectively installing the fixing seat 14 and the mounting seat 20 on the upper ends of the two second movable side panels 7, when the second movable side panels 7 are folded, the movable plate 16 on the inner side of the fixing seat 14 can be moved toward the side of the mounting seat 20, and the hook 19 at one end of the elastic band 18 is connected to the surface of the support rod 21 at the upper end of the mounting seat 20, thereby completing the locking of the device, so that the device will not easily become loose during transportation.

[0023] The implementation principle of a foldable plastic turnover box in the embodiment of the present application is as follows: when the plastic turnover box needs to be folded after use, the cover plate 5 is first removed and placed separately, and then the multiple handles 13 on the upper end of the second movable side panel 7 are pulled so that the connecting rod 11 drives the limiting rod 10 to disengage from the inside of the positioning hole 8, thereby releasing the limit on the first movable side panel 3, and then the first movable side panel 3 is folded inwardly. When the two first movable side panels 3 are completely folded, the two second movable side panels 7 are folded by the hinge 6. When the first movable side panel 3 and the second movable side panel 7 are completely folded, the movable plate 16 on the inner side of the fixed seat 14 is then pulled to move toward the side of the mounting seat 20, and the hook 19 at one end of the elastic band 18 is connected to the surface of the support rod 21 at the upper end of the mounting seat 20, and the rebound effect of the second return spring 17 and the elastic band 18 is used to fix the hook 19 on the surface of the support rod 21, thereby completing the locking of the device, and finally the folded turnover box can be neatly stacked.

[0024] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0025] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0026] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

[0027] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A foldable plastic turnover box, comprising a bottom plate (1), characterized in that: Fixed rods (2) are symmetrically fixedly installed on both sides of the bottom plate (1), and first movable side plates (3) are arranged at both ends of the bottom plate (1). A connecting hole (4) is opened at the bottom of the first movable side plate (3), and the inner surface of the connecting hole (4) is movably connected to the outer surface of the fixed rod (2). A plurality of hinges (6) are installed at the left and right ends of the bottom plate (1) by screws. Second movable side plates (7) are arranged at the upper ends of the left and right sides of the bottom plate (1), and the bottom of the second movable side plate (7) is movably connected to the two sides of the bottom plate (1) by hinges (6), and a cover plate (5) is arranged on the top of the second movable side plate (7).

2. A foldable plastic turnover box according to claim 1, characterized in that: Positioning holes (8) are provided on both sides of the upper ends of the two first movable side panels (3), and sliding grooves (9) are provided on one side of the two second movable side panels (7) close to the positioning holes (8), and a connecting rod (11) is slidably connected inside the sliding grooves (9).

3. A foldable plastic turnover box according to claim 2, characterized in that: A limiting rod (10) is fixedly mounted on one end of the connecting rod (11) close to the positioning hole (8); the outer surface of the limiting rod (10) is connected to the inside of the positioning hole (8); a handle (13) is fixedly mounted on the outer end of the connecting rod (11); and a first return spring (12) is sleeved on the inner and outer sides of the connecting rod (11) located inside the sliding groove (9).

4. The foldable plastic turnover box according to claim 1, characterized in that: A fixing seat (14) and a mounting seat (20) are respectively fixedly mounted on the upper ends of the two second movable side plates (7); a limiting groove (15) is provided on the inner side of the fixing seat (14); and a movable plate (16) is slidably connected to the inner surface of the limiting groove (15).

5. A foldable plastic turnover box according to claim 4, characterized in that: Two second return springs (17) are evenly fixedly mounted on one end of the movable plate (16) located on the inner side of the limiting groove (15); the other ends of the two second return springs (17) are fixedly mounted on the inner surface of the limiting groove (15); and an elastic band (18) is fixedly mounted on the outer end of the movable plate (16).

6. A foldable plastic turnover box according to claim 5, characterized in that: A support rod (21) is fixedly mounted on the inner side of the upper end of the mounting seat (20), and two hooks (19) are fixedly mounted on the upper end of the elastic band (18), wherein the inner surfaces of the two hooks (19) are connected to the outer surface of the support rod (21).

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