Quickly-unfolded packaging box

Abstract

The utility model discloses a packaging box capable of being unfolded quickly, and particularly relates to the technical field of packaging boxes, the packaging box comprises a packaging box body, the packaging box body is composed of a bottom plate, a left side plate, a right side plate, a front side plate, a rear side plate and a top plate, and one end of the left side plate, one end of the right side plate, one end of the front side plate and one end of the rear side plate are hinged to the bottom plate through hinges respectively. One end of the top plate is hinged to the right side plate, two inserting holes are formed in the end of each of the front side plate and the rear side plate, first magnetic blocks are embedded into the two inserting holes, a plurality of inserting rods are arranged on the inner wall of the right side plate, second magnetic blocks are arranged at one ends of the inserting rods, and threaded holes are formed in the upper surfaces of the left side plate, the front side plate and the rear side plate. According to the packaging box, the packaging box can be rapidly unfolded, articles in the packaging box can be conveniently taken, an operator can conveniently carry the packaging box, and the practicability of the packaging box is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging boxes, and more specifically, to a fast-expanding packaging box. Background Art

[0002] A packaging box is a box used to package products. It can be divided into paper boxes, iron boxes, wooden boxes, cloth boxes, leather boxes, acrylic boxes, corrugated boxes and PVC boxes. Most of the current packaging boxes are difficult to achieve the effect of rapid unfolding. When taking out the product, the product is usually pulled out from the inside of the packaging box, which will cause inconvenience to the taking of cakes and some precision products.

[0003] After searching, a Chinese patent with publication number CN219340025U discloses a foldable and unfoldable packaging box. The structure is achieved by pulling a rope through an opening to the top of a top plate and tying two ropes to each other. After the tying is completed, the packaging box can be carried and taken by the rope, which increases the convenience of carrying. The packaging box can be carried by hand for easy use.

[0004] However, when the structure is actually used, it is inconvenient to store the rope body, which may easily cause the rope body to become messy and contaminated outside. At the same time, once the rope body touches a sharp object, it may easily cause the rope body to break, which is inconvenient to use. In view of this, the utility model proposes a quick-expanding packaging box. Utility Model Content

[0005] In order to overcome the above defects of the prior art, the utility model provides a quick-expanding packaging box to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a quickly unfolded packaging box, comprising a packaging box body, wherein the packaging box body is composed of a bottom plate, a left side plate, a right side plate, a front side plate, a rear side plate and a top plate, wherein one end of the left side plate, the right side plate, the front side plate and the rear side plate are respectively hinged to the bottom plate by hinges, and one end of the top plate is hinged to the right side plate, and the ends of the front side plate and the rear side plate are each provided with two insertion holes, and the interiors of the two insertion holes are both embedded with a first magnetic block, the inner wall of the right side plate is provided with a plurality of insertion rods, and one end of the insertion rods is provided with a second magnetic block, the upper surfaces of the left side plate, the front side plate and the rear side plate are each provided with threaded holes, and the surface of the top plate is provided with a plurality of locking screws, the number of the insertion rods is the same as that of the insertion holes, and the structures match, the first magnetic block and the second magnetic block are magnetically attracted to each other, and the locking screw is threadedly connected to the threaded hole.

[0007] It can be seen that in the above structure, releasing the locking screw can make the left side panel, the front side panel and the rear side panel lose the limit lock with the top panel respectively, and open the top panel, and flip the right side panel, so that the insertion rod is disengaged from the inside of the socket, and then the left side panel, the right side panel, the front side panel and the rear side panel are opened respectively, so that the packaging box body can be quickly unfolded, making it convenient to take the items inside the packaging box body.

[0008] In order to facilitate carrying of the packaging box body and to be able to adjust the length of the pull rope and store it according to the situation, preferably, a storage type lifting rope structure is provided at the central part of the surface of the top plate, and the storage type lifting rope structure includes a storage cylinder, and the storage cylinder is fixedly installed at the central part of the surface of the top plate, a rotating rod is provided inside the storage cylinder, and a support disk is provided outside the rotating rod, and winding rollers are provided on both sides of the support disk outside the rotating rod, and an adjusting wheel is provided at one end of the rotating rod, and the support disk is fixedly supported in the middle of the inner cavity of the storage cylinder, the rotating rod is rotatably installed inside the storage cylinder, and the rotating rod is rotatably connected to the support disk, and the winding roller is fixedly installed on the outside of the rotating rod, and a pull rope is wrapped around the outside of the two winding rollers, and two through holes for pulling the pull rope out are provided on the surface of the storage cylinder, and a rubber sleeve is provided on the outside of the pull rope.

[0009] In order to be able to limit and fix the adjusting wheel to prevent the rotating rod from driving the winding roller to rotate, and to facilitate the limit locking of the pull rope adjusted to different lengths, it is convenient for operators to use it. Preferably, the outer wall of one end of the storage tube is located at the top of the adjusting wheel and a locking structure is provided. The locking structure includes a sleeve, a movable disk is movably provided inside the sleeve, and a locking rod is provided at the bottom of the movable disk. The outer wall of the adjusting wheel is provided with a plurality of locking holes, one end of the locking rod passes through the sleeve and extends to the bottom of the sleeve, the locking rod is adapted to the structure of the locking hole, a pull rod is provided inside the sleeve at the top of the movable disk, the pull rod extends to the top of the sleeve, and a pull block is provided on the top of the pull rod, and a spring is provided on the outside of the pull rod at the top of the movable disk.

[0010] Technical effects and advantages of the utility model:

[0011] 1. By setting a storage-type lifting rope structure, the packaging box body is lifted and carried by the rope. The adjusting wheel is turned to make the rotating rod rotate inside the storage tube and drive the two winding rollers to rotate, so that the rope can be wound and released. The rope is wound into the storage tube, which can provide good protection for the rope, preventing the rope from breaking when it hits sharp objects or being contaminated outside. Moreover, by releasing and winding the rope, the length of the rope can be adjusted according to the situation. The rubber sleeve outside the rope can protect the user's hands and prevent the rope from causing marks on the user's hands.

[0012] 2. By setting a locking structure, the pull block is used to pull the pull rod upward, so that the pull rod drives the movable disk to slide inside the sleeve and squeeze the spring. When the movable disk slides inside the sleeve, the locking rod will slide up and down. When the locking hole on the adjusting wheel corresponds to the locking rod, the pull block is released, and the spring is reset after being squeezed, so that the locking rod is locked into the locking hole to limit the adjusting wheel. On the one hand, it is prevented that the rotating rod drives the winding roller to rotate when carrying the packaging box, and on the other hand, it is convenient to limit and lock the draw ropes adjusted to different lengths, which is convenient for operators to use;

[0013] 3. By rotating multiple locking screws on the surface of the top plate, the bolt connection between the locking screws and the threaded holes is released. At this time, the left side plate, the front side plate and the rear side plate lose the limit locking with the top plate respectively. By opening the top plate and flipping the right side plate, the insertion rod is disengaged from the inside of the insertion hole, and then the left side plate, the right side plate, the front side plate and the rear side plate are opened respectively, so that the packaging box body can be quickly unfolded, which is convenient for taking cakes or precision products. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0015] Figure 2 It is a structural schematic diagram of the right side panel, the front side panel and the rear side panel of the utility model when they are separated.

[0016] Figure 3 It is a three-dimensional schematic diagram of the storage type lifting rope structure of the utility model.

[0017] Figure 4 It is a schematic diagram of the internal structure of the storage tube of the utility model.

[0018] Figure 5 It is a schematic diagram of the internal structure of the sleeve of the utility model.

[0019] Figure 6 For the utility model Figure 2 Enlarged structural diagram at A in the middle.

[0020] The accompanying drawings are marked as follows: 1. packaging box body; 100. bottom plate; 101. left side plate; 102. right side plate; 103. front side plate; 104. rear side plate; 105. top plate; 2. jack; 3. first magnetic block; 4. plug rod; 5. second magnetic block; 6. threaded hole; 7. locking screw; 8. storage cylinder; 9. rotating rod; 10. supporting plate; 11. winding roller; 12. adjusting wheel; 13. pull rope; 14. rubber sleeve; 15. sleeve; 16. movable plate; 17. locking rod; 18. locking hole; 19. pull rod; 20. pull block; 21. spring. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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] As attached Figure 1-6 The quick-expanding packaging box shown in the figure comprises a packaging box body 1, which is composed of a bottom plate 100, a left side plate 101, a right side plate 102, a front side plate 103, a rear side plate 104 and a top plate 105, wherein one end of the left side plate 101, the right side plate 102, the front side plate 103 and the rear side plate 104 are respectively hinged to the bottom plate 100 through hinges, one end of the top plate 105 is hinged to the right side plate 102, and two inserts are provided at the ends of the front side plate 103 and the rear side plate 104. Hole 2, the first magnetic block 3 is embedded and installed inside the two sockets 2, a plurality of plug rods 4 are arranged on the inner wall of the right side plate 102, and a second magnetic block 5 is arranged at one end of the plug rod 4, threaded holes 6 are opened on the upper surfaces of the left side plate 101, the front side plate 103 and the rear side plate 104, and a plurality of locking screws 7 are arranged on the surface of the top plate 105, the number of the plug rods 4 is the same as that of the sockets 2, and the structures match, the first magnetic block 3 and the second magnetic block 5 are magnetically attracted to each other, and the locking screw 7 is threadedly connected with the threaded hole 6.

[0023] Specifically, in this structure, the packaging box body 1 is composed of a bottom plate 100, a left side plate 101, a right side plate 102, a front side plate 103, a rear side plate 104 and a top plate 105. The left side plate 101, the right side plate 102, the front side plate 103 and the rear side plate 104 are hinged and rotated with the bottom plate 100, and are rotated and flipped to 90 degrees respectively. At this time, the insertion rod 4 at the right side plate 102 is extended to the two insertion holes 2 at the ends of the front side plate 103 and the rear side plate 104 respectively. The front side plate 103 and the rear side plate 104 can be fixed by the magnetic attraction of the first magnetic block 3 and the second magnetic block 5. One end of the top plate 105 is hinged with the right side plate 102 and rotated 90 degrees, and is placed on the upper surface of the left side plate 101, the front side plate 103 and the rear side plate 104. The locking screw 7 is rotated to lock the thread at the threaded hole 6, thereby achieving the closing operation of the entire packaging box body 1, and the items can be placed and packaged;

[0024] When the packaging box body 1 needs to be unfolded, the multiple locking screws 7 on the surface of the top plate 105 can be rotated to release the bolt connection between the locking screws 7 and the threaded holes 6. At this time, the left side plate 101, the front side plate 103 and the rear side plate 104 lose their limit locking with the top plate 105 respectively. By opening the top plate 105 and flipping the right side plate 102, the insertion rod 4 is disengaged from the inside of the insertion hole 2, and then the left side plate 101, the right side plate 102, the front side plate 103 and the rear side plate 104 are opened respectively, so that the packaging box body 1 can achieve the effect of rapid unfolding.

[0025] In a specific embodiment, as shown in the attached Figure 1 , 2 As shown in Figures 3 and 4, a storage type lifting rope structure is provided at the central part of the surface of the top plate 105, and the storage type lifting rope structure includes a storage cylinder 8, and the storage cylinder 8 is fixedly installed at the central part of the surface of the top plate 105. A rotating rod 9 is provided inside the storage cylinder 8, and a supporting disk 10 is provided outside the rotating rod 9. Winding rollers 11 are provided on both sides of the supporting disk 10 outside the rotating rod 9, and an adjusting wheel 12 is provided at one end of the rotating rod 9. The supporting disk 10 is fixedly supported in the middle of the inner cavity of the storage cylinder 8, and the rotating rod 9 is rotatably installed inside the storage cylinder 8, and the rotating rod 9 is rotatably connected to the supporting disk 10, and the winding roller 11 is fixedly installed on the outside of the rotating rod 9. A pull rope 13 is wound together on the outside of the two winding rollers 11, and two through holes for pulling the pull rope 13 are provided on the surface of the storage cylinder 8, and a rubber sleeve 14 is provided on the outside of the pull rope 13.

[0026] Specifically, in this structure, the operator can lift and carry the packaging box body 1 by means of the pull rope 13. By turning the adjusting wheel 12, the rotating rod 9 is rotated inside the storage tube 8, and the two winding rollers 11 are driven to rotate, so that the pull rope 13 can be wound up and released. Winding the pull rope 13 into the storage tube 8 can provide good protection for the pull rope 13, thereby preventing the pull rope 13 from breaking due to contact with sharp objects on the outside, or being contaminated on the outside. Moreover, by releasing and winding the pull rope 13, the use length of the pull rope 13 can be adjusted according to the situation, and the rubber sleeve 14 outside the pull rope 13 can protect the user's hands, thereby preventing the pull rope 13 from causing marks on the user's hands.

[0027] In a specific embodiment, as shown in the attached Figure 3 , 4As shown in Figure 5, a locking structure is provided on the outer wall of one end of the storage tube 8 at the top of the adjusting wheel 12, and the locking structure includes a sleeve 15, a movable disk 16 is movably provided inside the sleeve 15, and a locking rod 17 is provided at the bottom of the movable disk 16. A plurality of locking holes 18 are provided on the outer wall of the adjusting wheel 12, and one end of the locking rod 17 passes through the sleeve 15 and extends to the bottom of the sleeve 15, and the structure of the locking rod 17 is adapted to the locking hole 18, a pull rod 19 is provided inside the sleeve 15 at the top of the movable disk 16, the pull rod 19 extends to the top of the sleeve 15, and a pull block 20 is provided on the top of the pull rod 19, and a spring 21 is sleeved on the outside of the pull rod 19 at the top of the movable disk 16.

[0028] Specifically, in this structure, the operator can pull the pull rod 19 upwards through the pull block 20, so that the pull rod 19 drives the movable disk 16 to slide inside the sleeve 15 and squeezes the spring 21. When the movable disk 16 slides inside the sleeve 15, the locking rod 17 will slide up and down. When the locking hole 18 on the adjusting wheel 12 corresponds to the locking rod 17, the pull block 20 is released, and the spring 21 is reset after being squeezed, so that the locking rod 17 is locked into the locking hole 18, thereby limiting the adjusting wheel 12. On the one hand, it prevents the rotating rod 9 from driving the winding roller 11 to rotate when carrying the packaging box. On the other hand, it can facilitate the limit locking of the pull rope 13 adjusted to different lengths, which is convenient for the operator to use.

[0029] Working principle of this utility model:

[0030] When the above structure is used, the packaging box body 1 is quickly unfolded to facilitate taking out the items inside the packaging box body 1. By rotating the multiple locking screws 7 on the surface of the top plate 105, the bolt connection between the locking screws 7 and the threaded holes 6 is released. At this time, the left side plate 101, the front side plate 103 and the rear side plate 104 lose the limit locking with the top plate 105 respectively. The top plate 105 is flipped open, and the right side plate 102 is flipped at the same time, so that the insertion rod 4 is separated from the inside of the insertion hole 2, and then the left side plate 101, the right side plate 102, the front side plate 103 and the rear side plate 104 are respectively hinged and rotated with the floor, and are opened respectively, so that the packaging box body 1 can achieve the effect of rapid unfolding;

[0031] The operator can carry and carry the packaging box body 1 through the pull rope 13. By rotating the adjusting wheel 12, the rotating rod 9 rotates inside the storage tube 8 and drives the two winding rollers 11 to rotate, so as to realize the winding and releasing operations of the pull rope 13. Winding the pull rope 13 into the storage tube 8 can provide good protection for the pull rope 13, and prevent the pull rope 13 from breaking when it hits sharp objects outside, or from being contaminated outside. Moreover, by releasing and winding the pull rope 13, the use length of the pull rope 13 can be adjusted according to the situation, and the rubber sleeve 14 outside the pull rope 13 can protect the user's hands, and prevent the pull rope 13 from causing strangulation marks on the user's hands.

[0032] The pull block 20 is used to pull the pull rod 19 upward, so that the pull rod 19 drives the movable disk 16 to slide inside the sleeve 15 and squeezes the spring 21. When the movable disk 16 slides inside the sleeve 15, the locking rod 17 will slide up and down. When the locking hole 18 on the adjusting wheel 12 corresponds to the locking rod 17, the pull block 20 is released, and the spring 21 is reset after being squeezed, so that the locking rod 17 is locked into the locking hole 18, and the adjusting wheel 12 is limited. On the one hand, it is prevented from causing the rotating rod 9 to drive the winding roller 11 to rotate when carrying the packaging box. On the other hand, it is convenient to limit and lock the pull rope 13 adjusted to different lengths, which is convenient for operators to use.

[0033] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A quick-opening packaging box, comprising a packaging box body (1), characterized in that: The packaging box body (1) is composed of a bottom plate (100), a left side plate (101), a right side plate (102), a front side plate (103), a rear side plate (104) and a top plate (105), wherein one end of the left side plate (101), the right side plate (102), the front side plate (103) and the rear side plate (104) are respectively hinged to the bottom plate (100) through hinges, one end of the top plate (105) is hinged to the right side plate (102), and the ends of the front side plate (103) and the rear side plate (104) are provided with Two jacks (2), each of which has a first magnetic block (3) embedded therein; the inner wall of the right side plate (102) is provided with a plurality of plug rods (4), and one end of the plug rods (4) is provided with a second magnetic block (5); the upper surfaces of the left side plate (101), the front side plate (103) and the rear side plate (104) are provided with threaded holes (6); the surface of the top plate (105) is provided with a plurality of locking screws (7); and the central portion of the surface of the top plate (105) is provided with a retractable lifting rope structure.

2. The quick-opening packaging box according to claim 1, characterized in that: The storage type lifting rope structure comprises a storage cylinder (8), wherein the storage cylinder (8) is fixedly mounted at the central part of the surface of the top plate (105), a rotating rod (9) is arranged inside the storage cylinder (8), a supporting plate (10) is arranged outside the rotating rod (9), winding rollers (11) are arranged on both sides of the supporting plate (10) outside the rotating rod (9), and an adjusting wheel (12) is arranged at one end of the rotating rod (9).

3. The quick-expanding packaging box according to claim 2, characterized in that: The support plate (10) is fixedly supported in the middle of the inner cavity of the storage cylinder (8), the rotating rod (9) is rotatably installed inside the storage cylinder (8), and the rotating rod (9) is rotatably connected to the support plate (10), and the winding roller (11) is fixedly installed outside the rotating rod (9).

4. The quick-expanding packaging box according to claim 2, characterized in that: A pull rope (13) is wound around the outside of the two winding rollers (11), two through holes for pulling out the pull rope (13) are provided on the surface of the storage cylinder (8), and a rubber sleeve (14) is provided on the outside of the pull rope (13).

5. The quick-expanding packaging box according to claim 2, characterized in that: The outer wall of one end of the storage tube (8) is provided with a locking structure at the top of the adjusting wheel (12), and the locking structure comprises a sleeve (15), a movable disk (16) is movably provided inside the sleeve (15), and a locking rod (17) is provided at the bottom of the movable disk (16), and a plurality of locking holes (18) are opened on the outer wall of the adjusting wheel (12), one end of the locking rod (17) passes through the sleeve (15) and extends to the bottom of the sleeve (15), and the structure of the locking rod (17) is adapted to the structure of the locking hole (18).

6. The quick-expanding packaging box according to claim 5, characterized in that: A pull rod (19) is arranged inside the sleeve (15) at the top of the movable disk (16), the pull rod (19) extends to the top of the sleeve (15), and a pull block (20) is arranged at the top of the pull rod (19), and a spring (21) is arranged outside the pull rod (19) at the top of the movable disk (16).

7. The quick-expanding packaging box according to claim 1, characterized in that: The number of the insertion rods (4) and the number of the insertion holes (2) are the same, and the structures are matched; the first magnetic block (3) and the second magnetic block (5) are magnetically attracted to each other; and the locking screw (7) is threadedly connected to the threaded hole (6).

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