Multifunctional foldable paper tube

Abstract

The utility model discloses a multifunctional foldable paper tube, which comprises a paper tube component, a paper tube cover, a paper tube cover and a paper tube cover, and is characterized in that the paper tube component comprises an outer paper tube and an inner paper tube; the inner paper tube is inserted into the outer paper tube; the positioning assembly comprises a supporting ring, a first spring column, a first arc-shaped clamping plate and a second arc-shaped clamping plate; the inner paper tube is sleeved with the supporting ring, one end of the first spring column is fixed to the inner side of the supporting ring, the side edge of the first arc-shaped clamping plate is fixed to the other end of the first spring column, and the second arc-shaped clamping plate is fixed to the lower end of the first arc-shaped clamping plate; the first arc-shaped clamping plates and the second arc-shaped clamping plates are in two sets and are in central symmetry with the inner paper tube as the center. The utility model relates to a foldable paper tube, and aims to solve the problems that when an existing foldable paper tube is stored, after an outer paper tube and an inner paper tube are stretched, articles are stored, but the outer paper tube and the inner paper tube are still movable, so that calligraphies and paintings are easy to fall off from the paper tube due to collision and toppling, and the calligraphies and paintings are damaged.

Description

Technical Field

[0001] The utility model relates to the technical field of paper tubes, in particular to a multifunctional foldable paper tube. Background Technique

[0002] The multifunctional foldable paper tube is a new type of paper tube structure with various uses. An existing foldable and shrinkable paper tube has multiple functions. It can store calligraphy and paintings or posters, and can also store small items such as small toys, jewelry, and stationery. It can be folded and shrunk according to the height of the calligraphy and paintings or posters to ensure rationality during storage.

[0003] For the existing foldable paper tube, during storage, after the outer paper tube and the inner paper tube are stretched, items are stored. However, the outer paper tube and the inner paper tube are still movable, and it is easy for the calligraphy and paintings to fall out of the paper tube due to collision and tipping, resulting in damage to the calligraphy and paintings. Therefore, a multifunctional foldable paper tube is needed to solve the above problems. Content of the Utility Model

[0004] The purpose of the utility model is to provide a multifunctional foldable paper tube to solve the problem proposed in the above background technique, that is, for the existing foldable paper tube, during storage, after the outer paper tube and the inner paper tube are stretched, items are stored. However, the outer paper tube and the inner paper tube are still movable, and it is easy for the calligraphy and paintings to fall out of the paper tube due to collision and tipping, resulting in damage to the calligraphy and paintings.

[0005] To solve the above technical problems, the utility model is realized through the following technical solutions:

[0006] The utility model is a multifunctional foldable paper tube, including:

[0007] A paper tube assembly, the paper tube assembly includes an outer paper tube and an inner paper tube;

[0008] The inner paper tube is inserted into the outer paper tube;

[0009] A positioning assembly, the positioning assembly includes a support ring, a first spring column, a first arc-shaped clamping plate and a second arc-shaped clamping plate;

[0010] The support ring is sleeved on the inner paper tube, one end of the first spring column is fixed to the inner side of the support ring, the side of the first arc-shaped clamping plate is fixed to the other end of the first spring column, and the second arc-shaped clamping plate is fixed to the lower end of the first arc-shaped clamping plate.

[0011] Further, there are two groups of the first arc-shaped clamping plate and the second arc-shaped clamping plate, which are centrosymmetric with respect to the inner paper tube.

[0012] Further, the first arc-shaped clamping plate fits on the outer side of the inner paper tube, and the second arc-shaped clamping plate fits on the outer side of the outer paper tube.

[0013] Furthermore, the positioning component further includes a first groove, a first L-shaped pull plate, and a first through hole;

[0014] The first groove is opened in the middle of the upper end of the second arc-shaped clamping plate. One end of the first L-shaped pull plate is inserted into the first groove, the first through hole is opened on the side of the support ring, and the other end of the first L-shaped pull plate is inserted into the first through hole.

[0015] Furthermore, the positioning component further includes a second spring column, a second L-shaped pull plate, and a second groove;

[0016] The second groove is opened at one end of the second L-shaped pull plate. One end of the second spring column is fixed in the second groove, one end is fixed at one end of the first L-shaped pull plate, and one end of the second L-shaped pull plate is movably connected in the first through hole.

[0017] Furthermore, the paper tube component further includes an outer plug and an inner plug;

[0018] The outer plug is fixed at one end of the outer paper tube, and the inner plug is fixed at one end of the inner paper tube.

[0019] Furthermore, a stabilizing component is further included;

[0020] The stabilizing component includes a support plate and a second through hole;

[0021] The support plate is fixed at the lower end of the second L-shaped pull plate, and the second through hole is opened in the middle of the support plate.

[0022] Furthermore, the stabilizing component further includes an adjusting screw;

[0023] The adjusting screw is screwed in the second through hole, and one end abuts against the side of the second arc-shaped clamping plate.

[0024] Compared with the prior art, the advantages of the present utility model are as follows:

[0025] First, in the present utility model, through the provided positioning component, the calligraphy and painting is placed in the inner paper tube, and the outer paper tube is sleeved on the inner paper tube until the outer paper tube firmly abuts against the scroll of the internal calligraphy and painting. Hold the support ring by hand, and use a finger to push the second L-shaped pull plate outwards, driving the second spring column in the second groove to stretch, driving the first L-shaped pull plate in the first groove to move along the first through hole, and then driving the first arc-shaped clamping plate to move, and the first spring column is compressed. At this time, the support ring can be moved to move the second arc-shaped clamping plate to the outer paper tube. Release the finger, and the first spring column extends, the first arc-shaped clamping plate clamps on the outside of the inner paper tube, and the second arc-shaped clamping plate clamps on the outside of the outer paper tube. This setting can position the inner paper tube and the outer paper tube, and avoid the inner paper tube slipping out of the outer paper tube after the paper tube topples.

[0026] 2. The utility model has a stabilizing component. When the first arc-shaped clamping plate is clamped on the outer side of the inner paper tube, the second arc-shaped clamping plate is tilted, making the connection unstable. The adjusting screw in the second through hole can be rotated to make the adjusting screw abut against the second arc-shaped clamping plate and make the second arc-shaped clamping plate fit on the outer paper tube. When rotating the adjusting screw, it should be noted that the first arc-shaped clamping plate will not be separated from the outer side of the inner paper tube. This arrangement can ensure that the second arc-shaped clamping plate and the outer paper tube fit more stably. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0028] Figure 1 It is a schematic diagram of the overall structure of the utility model from a first perspective;

[0029] Figure 2 It is a schematic diagram of the overall structure of the utility model from a second viewing angle;

[0030] Figure 3 This is a schematic diagram of the positions of the positioning component and the stabilizing component of the utility model;

[0031] Figure 4 It is a partial structural diagram of the positioning component of the utility model;

[0032] Figure 5 This is a schematic diagram of the support ring structure of the utility model;

[0033] Figure 6 It is a schematic diagram of the structure of the stabilizing component of the utility model.

[0034] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0035] 10. Outer paper tube; 11. Outer sealing head; 12. Inner paper tube; 13. Inner sealing head; 20. Support ring; 21. First spring column; 22. First arc-shaped clamping plate; 23. Second arc-shaped clamping plate; 24. First groove; 25. First L-shaped pull plate; 26. Second spring column; 27. Second L-shaped pull plate; 28. Second groove; 29. ​​First through hole; 30. Support plate; 31. Second through hole; 32. Adjusting screw. DETAILED DESCRIPTION

[0036] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0037] In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. However, the present utility model may also be implemented in other ways different from those described herein. Those skilled in the art can make similar extensions without departing from the connotation of the present utility model. Therefore, the present utility model is not limited by the specific embodiments disclosed below.

[0038] To make the objectives, technical solutions and advantages of the present utility model clearer, the following will further describe in detail the embodiments of the present utility model with reference to the accompanying drawings.

[0039] Please refer to Figure 1-6 As shown, this embodiment is a multifunctional foldable paper tube, including:

[0040] A paper tube assembly, which includes an outer paper tube 10 and an inner paper tube 12;

[0041] The inner paper tube 12 is inserted into the outer paper tube 10;

[0042] The outer paper tube 10 and the inner paper tube 12 serve as a storage function;

[0043] A positioning assembly, which includes a support ring 20, a first spring column 21, a first arc-shaped clamping plate 22 and a second arc-shaped clamping plate 23;

[0044] The support ring 20 is sleeved on the inner paper tube 12. One end of the first spring column 21 is fixed to the inner side of the support ring 20. The side of the first arc-shaped clamping plate 22 is fixed to the other end of the first spring column 21. The second arc-shaped clamping plate 23 is fixed to the lower end of the first arc-shaped clamping plate 22;

[0045] The support ring 20 serves as a connecting function. The first spring column 21 has an extrusion function. The first arc-shaped clamping plate 22 and the second arc-shaped clamping plate 23 serve as a clamping function;

[0046] There are two groups of the first arc-shaped clamping plate 22 and the second arc-shaped clamping plate 23, which are centrosymmetric with respect to the inner paper tube 12;

[0047] The first arc-shaped clamping plate 22 fits on the outer side of the inner paper tube 12, and the second arc-shaped clamping plate 23 fits on the outer side of the outer paper tube 10;

[0048] The positioning assembly further includes a first groove 24, a first L-shaped pull plate 25 and a first through hole 29;

[0049] The first groove 24 is opened in the middle of the upper end of the second arc-shaped clamping plate 23. One end of the first L-shaped pull plate 25 is inserted into the first groove 24. The first through hole 29 is opened on the side of the support ring 20, and the other end of the first L-shaped pull plate 25 is inserted into the first through hole 29;

[0050] The first groove 24 serves as a connecting and limiting function. The first L-shaped pull plate 25 serves as a connecting function. The first through hole 29 facilitates the movement of the first L-shaped pull plate 25;

[0051] The positioning component further includes a second spring post 26, a second L-shaped pull plate 27, and a second groove 28;

[0052] The second groove 28 is opened at one end of the second L-shaped pull plate 27. One end of the second spring post 26 is fixed in the second groove 28, and one end is fixed at one end of the first L-shaped pull plate 25. One end of the second L-shaped pull plate 27 is movably connected in the first through hole 29;

[0053] The second spring post 26 has a contraction function. The second L-shaped pull plate 27 plays a connecting role, and the second groove 28 plays a receiving role;

[0054] The paper tube assembly further includes an outer plug 11 and an inner plug 13;

[0055] The outer plug 11 is fixed at one end of the outer paper tube 10, and the inner plug 13 is fixed at one end of the inner paper tube 12;

[0056] The outer plug 11 and the inner plug 13 play a waterproof and dustproof function.

[0057] Working principle:

[0058] Put the calligraphy and painting into the inner paper tube 12, and put the outer paper tube 10 on the inner paper tube 12 until the outer paper tube 10 abuts firmly against the scroll of the internal calligraphy and painting. Hold the support ring 20 with the hand, and use the finger to push the second L-shaped pull plate 27 outwards, driving the second spring post 26 in the second groove 28 to stretch, driving the first L-shaped pull plate 25 in the first groove 24 to move along the first through hole 29, and then driving the first arc-shaped clamping plate 22 to move. The first spring post 21 is compressed. At this time, the support ring 20 can be moved, and the second arc-shaped clamping plate 23 is moved to the position of the outer paper tube 10. Release the finger, the first spring post 21 extends, the first arc-shaped clamping plate 22 clamps the outside of the inner paper tube 12, and the second arc-shaped clamping plate 23 clamps the outside of the outer paper tube 10.

[0059] This step can position the inner paper tube 12 and the outer paper tube 10 to prevent the inner paper tube 12 from slipping out of the outer paper tube 10 after the paper tube is toppled.

[0060] Please refer to Figure 6 , based on the above embodiment, this embodiment further includes:

[0061] A stabilizing component, the stabilizing component includes a support plate 30 and a second through hole 31;

[0062] The support plate 30 is fixed at the lower end of the second L-shaped pull plate 27, and the second through hole 31 is opened in the middle of the support plate 30;

[0063] The support plate 30 plays a supporting role, and the second through hole 31 plays a connecting and adjusting role;

[0064] The stabilizing component further includes an adjusting screw 32;

[0065] The adjusting screw 32 is screwed in the second through hole 31, and one end abuts against the side of the second arc-shaped clamping plate 23;

[0066] The adjusting screw 32 plays an adjusting role.

[0067] Working principle:

[0068] When the first arc-shaped clamping plate 22 clamps the outer side of the inner paper tube 12 and the second arc-shaped clamping plate 23 tilts, resulting in unstable connection, the adjusting screw 32 in the second through hole 31 can be rotated to make the adjusting screw 32 abut against the second arc-shaped clamping plate 23 and make the second arc-shaped clamping plate 23 fit against the outer paper tube 10;

[0069] When rotating the adjusting screw 32, it should be noted that the first arc-shaped clamping plate 22 does not separate from the outer side of the inner paper tube 12.

[0070] This step can ensure that the second arc-shaped clamping plate 23 fits more stably against the outer paper tube 10.

[0071] In the description of the present utility model, it should also be noted that, unless otherwise clearly specified and defined, the terms "set", "installed", "connected", and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0072] Finally, it should be noted that the above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A multifunctional foldable paper tube, characterized in that, Comprising: A paper tube assembly, the paper tube assembly including an outer paper tube (10) and an inner paper tube (12); The inner paper tube (12) is inserted into the outer paper tube (10); A positioning assembly, the positioning assembly including a support ring (20), a first spring post (21), a first arc-shaped clamping plate (22) and a second arc-shaped clamping plate (23); The support ring (20) is sleeved on the inner paper tube (12), one end of the first spring post (21) is fixed to the inner side of the support ring (20), the side of the first arc-shaped clamping plate (22) is fixed to the other end of the first spring post (21), and the second arc-shaped clamping plate (23) is fixed to the lower end of the first arc-shaped clamping plate (22).

2. The multifunctional foldable paper tube according to claim 1, characterized in that, There are two groups of the first arc-shaped clamping plate (22) and the second arc-shaped clamping plate (23), which are centrosymmetric with respect to the inner paper tube (12).

3. A multifunctional foldable paper tube according to claim 1, characterized in that, The first arc-shaped clamping plate (22) is attached to the outer side of the inner paper tube (12), and the second arc-shaped clamping plate (23) is attached to the outer side of the outer paper tube (10).

4. A multifunctional foldable paper tube according to claim 1, characterized in that, The positioning assembly further includes a first groove (24), a first L-shaped pull plate (25) and a first through hole (29); The first groove (24) is opened in the middle of the upper end of the second arc-shaped clamping plate (23), one end of the first L-shaped pull plate (25) is inserted into the first groove (24), the first through hole (29) is opened on the side of the support ring (20), and the other end of the first L-shaped pull plate (25) is inserted into the first through hole (29).

5. A multifunctional foldable paper tube according to claim 4, characterized in that, The positioning assembly further includes a second spring post (26), a second L-shaped pull plate (27) and a second groove (28); The second groove (28) is opened at one end of the second L-shaped pull plate (27), one end of the second spring post (26) is fixed in the second groove (28), one end is fixed to one end of the first L-shaped pull plate (25), and one end of the second L-shaped pull plate (27) is movably connected in the first through hole (29).

6. A multifunctional foldable paper tube according to claim 1, characterized in that, The paper tube assembly further includes an outer plug head (11) and an inner plug head (13); The outer plug head (11) is fixed to one end of the outer paper tube (10), and the inner plug head (13) is fixed to one end of the inner paper tube (12).

7. A multifunctional foldable paper tube according to claim 5, characterized in that, It further includes a stabilizing assembly; The stabilizing assembly includes a support plate (30) and a second through hole (31); The support plate (30) is fixed to the lower end of the second L-shaped pull plate (27), and the second through hole (31) is opened in the middle of the support plate (30).

8. A multifunctional foldable paper tube according to claim 7, characterized in that, The stabilizing assembly further includes an adjusting screw (32); The adjusting screw (32) is screwed into the second through hole (31), and one end abuts against the side of the second arc-shaped clamping plate (23).

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