Corrugated carton with supporting lining

Abstract

The utility model relates to a corrugated carton, belongs to the technical field of cartons, in particular to a corrugated carton with a supporting lining, which comprises a carton body, a first side frame, a second side frame and a cross-shaped fixing rod, the first side frame and the second side frame are connected in a sliding mode through the connecting fixing rod, and two sliding grooves are formed in the opposite faces of the first side frame and the second side frame respectively. The inner walls of the two sliding grooves are both slidably connected with first rotating seats and second rotating seats, the opposite faces of the two first rotating seats are rotatably connected with the same first rotating rod, the opposite faces of the two second rotating seats are rotatably connected with the same second rotating rod, and the first rotating rod and the second rotating rod are rotatably connected through bolts. Through the arrangement of the movable frame, the size of the frame can be changed, so that good adaptation is achieved when the interior of the carton is supported, and the problems that in the process of pressing the frame, the carton is likely to be extruded and damaged by the frame with the fixed size, and meanwhile, the fixed structural size brings troubles to transportation are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of paper boxes, in particular to a corrugated paper box with a supporting liner. Background Art

[0002] Corrugated paper boxes are the most widely used packaging products, and their usage has always been the first among all packaging products, including calcium plastic corrugated paper boxes. For more than half a century, corrugated paper boxes have gradually replaced wooden boxes and other transport packaging containers with their superior performance and good processing performance, becoming the main force of transport packaging.

[0003] In the prior art, the inner support of the carton is mostly supported by a frame of fixed size. When in use, the top of the box is pressed into the inside of the box for inner side support. Since the material of the carton is easily damaged, in order to achieve a good inner side support effect, the frame needs to fit tightly with its inner wall. In the process of pressing the frame, the fixed size of the frame may cause the carton to be squeezed and damaged. At the same time, the fixed structural size will also cause troubles in transportation. Therefore, a corrugated carton with a supporting lining is proposed to solve the above problems. Utility Model Content

[0004] In order to solve the above technical problems, the utility model proposes a corrugated paper box with a supporting liner. By setting a movable frame, the size of the frame can be changed, so as to achieve good adaptation when supporting the interior of the paper box.

[0005] The technical solution to achieve the purpose of the utility model is: a corrugated cardboard box with a supporting lining, comprising a box body, wherein a side frame 1 and a side frame 2 are respectively arranged inside the box body, the inner walls of the side frame 1 and the side frame 2 are fixedly connected with a cross fixing rod, the side frame 1 and the side frame 2 are slidably connected by connecting the fixing rod, the opposite surfaces of the side frame 1 and the side frame 2 are provided with two sliding grooves, the inner walls of the two sliding grooves are slidably connected with a rotating seat 1 and a rotating seat 2, the opposite surfaces of the two rotating seats 1 are rotatably connected with the same rotating rod 1, the opposite surfaces of the two rotating seats 2 are rotatably connected with the same rotating rod 2, and the rotating rod 1 and the rotating rod 2 are rotatably connected by bolts.

[0006] In some embodiments, through holes are provided on the upper surfaces of the side frame 1 and the side frame 2, and the inner walls of a plurality of the through holes are detachably connected to the top frame.

[0007] In some embodiments, two avoidance holes are provided on the inner walls of the plurality of through holes, and insertion rods are slidably and detachably connected to the inner walls of the plurality of through holes.

[0008] In some embodiments, grooves are provided on the surfaces of the plurality of insertion rods, springs are fixedly connected to the inner walls of the plurality of grooves, blocks are fixedly connected to the ends of the plurality of springs away from the inner walls of the grooves, and the surfaces of the plurality of blocks are slidably connected to the inner walls of the corresponding plurality of grooves.

[0009] In some embodiments, top ends of the plurality of insertion rods are respectively fixedly connected to the lower surface of the top frame, and a cover is provided on the upper surface of the box body.

[0010] Compared with the prior art, the present invention has the following significant advantages:

[0011] First: the utility model can adjust the angle between the rotating rod 1 and the rotating rod 2, cooperate with the rotating seat 1 and the rotating seat 2 to slide inside the slide groove, and can adjust the distance between the side frame 1 and the side frame 2 through the action of the connecting fixing rod, so as to tighten the inside of the box body and achieve the fit between the frame and the inner wall of the carton;

[0012] Secondly, when the utility model is transported, the top frame can be pulled out upwards, and the size of the side frame 1 and the side frame 2 can be adjusted by connecting the fixing rods through the rotation of the rotating rods 1 and 2, thereby improving the convenience of transportation.

[0013] The problem that the existing inner support of cartons is mostly supported by a frame of fixed size. When in use, the top of the box is pressed into the inside of the box for inner side support. Since the material of the carton is easily damaged, in order to achieve a good inner side support effect, the frame needs to fit tightly with its inner wall. In the process of pressing the frame, the fixed size of the frame may cause the carton to be squeezed and damaged. At the same time, the fixed structural size will also cause problems in transportation. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further explained below in conjunction with the accompanying drawings and embodiments:

[0015] Figure 1 It is a schematic diagram of the overall three-dimensional structure provided by the utility model in one embodiment;

[0016] Figure 2 It is a schematic diagram of a framework structure provided in one embodiment of the utility model;

[0017] Figure 3 It is a schematic diagram of a cross-sectional structure of a frame provided in one embodiment of the utility model;

[0018] Figure 4 The utility model provides in one embodiment Figure 3 Enlarged structural diagram at A in the middle.

[0019] Description of reference numerals:

[0020] 1. Box body; 2. Cover; 3. Top frame; 4. Side frame 1; 5. Side frame 2; 6. Connecting fixed rod; 7. Slide groove; 8. Rotating seat 1; 9. Rotating seat 2; 10. Rotating rod 1; 11. Rotating rod 2; 12. Cross fixing rod; 13. Bolt; 14. Through hole; 15. Avoidance hole; 16. Insert rod; 17. Groove; 18. Spring; 19. Block. DETAILED DESCRIPTION

[0021] The utility model is described in detail below, and the technical solutions in the embodiments of the utility model are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] The utility model provides a corrugated paper box with a supporting liner through improvement. The technical solution of the utility model is:

[0023] like Figure 1-4 As shown, a corrugated paper box with a supporting lining includes a box body 1, and the inside of the box body 1 is respectively provided with a side frame 1 4 and a side frame 2 5, and the side frame 1 4 and the side frame 2 5 are both arranged in a U shape, and the inner walls of the side frame 1 4 and the side frame 2 5 are fixedly connected with a cross fixing rod 12, and the side frame 1 4 and the side frame 2 5 are slidably connected by a connecting fixing rod 6, and the connecting fixing rod 6 can realize the distance adjustment between the side frame 1 4 and the side frame 2 5, and the opposite surfaces of the side frame 1 4 and the side frame 2 5 are provided with Two slide grooves 7, the inner walls of the two slide grooves 7 are slidably connected with a rotating seat 1 8 and a rotating seat 2 9, the opposite surfaces of the two rotating seats 1 8 are rotatably connected with the same rotating rod 10, and the opposite surfaces of the two rotating seats 2 9 are rotatably connected with the same rotating rod 2 11, and the rotating rod 10 and the rotating rod 2 11 are rotatably connected through bolts 13. The set bolts 13 can realize the limiting of the rotating rod 10 and the rotating rod 2 11 after adjusting the angle, and at the same time, the distance between the side frame 1 4 and the side frame 2 5 is limited.

[0024] like Figure 3 and 4 As shown, in one embodiment, the upper surfaces of the side frame 1 4 and the side frame 2 5 are both provided with through holes 14, the inner walls of the plurality of through holes 14 are detachably connected to the top frame 3, and the inner wall of the top frame 3 is provided with two cross bars.

[0025] Two avoidance holes 15 are provided on the inner walls of the plurality of through holes 14 , and plug rods 16 are slidably and detachably connected to the inner walls of the plurality of through holes 14 . The plug rods 16 are adapted and fitted to the inner walls of the through holes 14 to avoid shaking.

[0026] The surfaces of the multiple insertion rods 16 are all provided with grooves 17, the inner walls of the multiple grooves 17 are fixedly connected with springs 18, and the ends of the multiple springs 18 away from the inner walls of the grooves 17 are fixedly connected with blocks 19. The top frame 3 can be limited by the set grooves 17, springs 18 and blocks 19. The blocks 19 are hemispherical, which can reduce friction and facilitate disassembly and assembly when the top frame 3 is disassembled and installed. The surfaces of the multiple blocks 19 are slidably connected to the inner walls of the corresponding multiple grooves 17.

[0027] like Figure 1 and 2 As shown, in one embodiment, the top ends of the plurality of insertion rods 16 are respectively fixedly connected to the lower surface of the top frame 3 , and a cover 2 is provided on the upper surface of the box body 1 .

[0028] The specific working method is: when in use, first open the carton cover 2, place the side frame 1 4 and the side frame 2 5 inside the box body 1, loosen the bolt 13, and adjust the angle between the rotating rod 10 and the rotating rod 2 11, and cooperate with the rotating seat 1 8 and the rotating seat 2 9 to slide inside the slide groove 7, so that the distance between the side frame 1 4 and the side frame 2 5 can be adjusted by connecting the fixing rod 6, so as to tighten the inside of the box body 1 and make the frame fit the inner wall of the carton. After the adjustment is completed, tighten the bolt 13 for limiting, and then insert the insertion rod 16 on the top frame 3 into the through hole 14. The block 19 set on the insertion rod 16 is squeezed and retracted into the groove 17 through the spring 18 until the block 19 contacts the avoidance hole 15, and the block 19 is reset and stuck in the avoidance hole 15, so as to limit the top frame 3 and complete the support of the inside of the box body 1.

[0029] The technical means disclosed in the utility model are not limited to the technical means disclosed in the above technical means, but also include technical solutions composed of equivalent replacement of the above technical features. Matters not covered in the utility model belong to the common knowledge of those skilled in the art.

Claims

1. A corrugated paper box with a supporting liner, comprising a box body (1), characterized in that: The box body (1) is provided with a side frame 1 (4) and a side frame 2 (5) inside, respectively. The inner walls of the side frame 1 (4) and the side frame 2 (5) are fixedly connected with a cross fixing rod (12). The side frame 1 (4) and the side frame 2 (5) are slidably connected via a connecting fixing rod (6). The opposing surfaces of the side frame 1 (4) and the side frame 2 (5) are provided with two sliding grooves (7). The inner walls of the two sliding grooves (7) are slidably connected with a rotating seat 1 (8) and a rotating seat 2 (9). The opposing surfaces of the two rotating seats 1 (8) are rotatably connected with the same rotating rod 1 (10). The opposing surfaces of the two rotating seats 2 (9) are rotatably connected with the same rotating rod 2 (11). The rotating rod 1 (10) and the rotating rod 2 (11) are rotatably connected via a bolt (13).

2. A corrugated paper box with a supporting liner according to claim 1, characterized in that: The upper surfaces of the side frame 1 (4) and the side frame 2 (5) are both provided with through holes (14), and the inner walls of a plurality of the through holes (14) are detachably connected to the top frame (3).

3. A corrugated paper box with a supporting liner according to claim 2, characterized in that: The inner walls of the plurality of through holes (14) are each provided with two avoidance holes (15), and the inner walls of the plurality of through holes (14) are each slidably and detachably connected with an insertion rod (16).

4. A corrugated paper box with a supporting liner according to claim 3, characterized in that: The surfaces of the plurality of insertion rods (16) are provided with grooves (17), the inner walls of the plurality of grooves (17) are fixedly connected with springs (18), the ends of the plurality of springs (18) away from the inner walls of the grooves (17) are fixedly connected with blocks (19), and the surfaces of the plurality of blocks (19) are respectively slidably connected with the inner walls of the corresponding plurality of grooves (17).

5. A corrugated paper box with a supporting liner according to claim 4, characterized in that: The top ends of the plurality of insertion rods (16) are respectively fixedly connected to the lower surface of the top frame (3), and a cover (2) is provided on the upper surface of the box body (1).

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