Environment-friendly multi-layer composite packaging bag

Abstract

The utility model discloses an environment-friendly multi-layer composite packaging bag, and relates to the technical field of packaging bags, the packaging bag comprises a packaging bag body and a lifting rope, an adjusting assembly for adjusting the length of the lifting rope is arranged on the packaging bag body, and the adjusting assembly comprises circular boxes installed at the top ends of the side walls of the two sides of the packaging bag body; through cooperative arrangement of structures such as a circular box, a winding shaft and an inserting rod, when the lifting rope is used, the inserting rod is moved into a sliding groove by pulling a pulling plate, the inserting rod is separated from an inserting hole, then a rotating disc is rotated to drive the winding shaft to rotate, a lifting rope wound on the winding shaft is taken up or paid off, and the length of the lifting rope is adjusted; then the pulling plate is released, the spring rebounds to push out the inserting rod and insert the inserting rod into one inserting hole, the rotating disc is locked, the rotating disc is prevented from rotating in the using process, the lifting rope is completely released, the length of the lifting rope is adjusted, most of the multi-layer composite environment-friendly packaging bags are avoided as much as possible, and the practicability is high. And the length is difficult to adjust according to the condition of a user.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of packaging bags, in particular to an environment-friendly multi-layer composite packaging bag. BACKGROUND

[0002] The packaging bag refers to a bag used for packaging various articles, facilitating the transportation and storage of goods in the production and circulation process, and is widely used in daily life and industrial production.

[0003] The utility model discloses a multi-layer composite environment-friendly packaging bag, including the packaging bag body, the front surface of packaging bag body is fixedly connected with the fixed block, one side of fixed block is fixedly connected with the fixed frame, the inside sliding connection of fixed frame has the connecting frame, the inside fixed connection of connecting frame has the compression spring, the other side of connecting frame is fixedly connected with the fixed pin, the outside sliding connection of fixed pin has the fixed band.

[0004] The multi-layer composite environment-friendly packaging bag can better adjust the length of the fixed band of the multi-layer composite environment-friendly packaging bag, and avoid the problem that most multi-layer composite environment-friendly packaging bags are difficult to adjust the length according to the user's situation. Utility model content

[0005] The multi-layer composite environment-friendly packaging bag can better adjust the length of the fixed band of the multi-layer composite environment-friendly packaging bag, and avoid the problem that most multi-layer composite environment-friendly packaging bags are difficult to adjust the length according to the user's situation.

[0006] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] 1. The bag as claimed in claim 1 , wherein the plurality of lifting ropes are connected to each other by a plurality of threaded holes, the plurality of lifting ropes are connected to each other by a plurality of threaded holes. The plurality of lifting ropes are connected to each other by a plurality of threaded holes.

[0008] By adopting the above technical solution, when in use, the pull plate is pulled to move the insertion rod into the slide groove, so that the insertion rod and the socket are disengaged, and then the rotating disk is rotated to drive the reel to rotate, and the lifting rope wrapped on the reel is reeled in or released to adjust the length of the lifting rope. Thereafter, the pull plate is released to make the spring rebound to push the insertion rod out and insert it into one of the sockets, and the rotating disk is locked to prevent the rotating disk from rotating during use, and the lifting rope is completely released to complete the adjustment of the lifting rope length, thereby avoiding as much as possible the problem that most multi-layer composite environmentally friendly packaging bags are difficult to adjust the length according to the user's situation.

[0009] Optionally, L-shaped pipes are installed on both side walls of the packaging bag body located on both sides of the circular box, and the L-shaped pipes are both mounted on the lifting rope.

[0010] By adopting the above technical solution, the L-shaped pipe can prevent the weight of the packaging bag body from being concentrated on the circular box when a person lifts the packaging bag body by the lifting rope, thereby preventing the packaging bag body from being damaged.

[0011] Optionally, the circular box and the side wall of the L-shaped pipe close to the packaging bag body are fixedly connected with a plurality of threaded rods, and the other ends of the threaded rods pass through the packaging bag body and are threadedly connected with fixed sleeves.

[0012] By adopting the above technical solution, when the packaging bag body is damaged and cannot be used, the fixing sleeve can be removed from the threaded rod by rotating the fixing sleeve, and the round box and L-shaped pipe can be removed from the packaging bag body, and then installed on other packaging bags for reuse, avoiding waste of resources.

[0013] Optionally, a telescopic rod is provided in the spring, and two ends of the telescopic rod are fixedly connected to the pull plate and the side wall of the sliding groove respectively.

[0014] By adopting the above technical solution, the stability of the spring can be improved by the telescopic rod, and the spring can be prevented from bending.

[0015] Optionally, rubber sleeves are provided at the connection points of both ends of the lifting rope, and the rubber sleeves are fixedly connected to the lifting rope.

[0016] By adopting the above technical solution, the rubber sleeve makes it easier for people to lift the lifting rope, and prevents the lifting rope from strangling the hand due to the weight of the packaging bag body when directly lifting the lifting rope.

[0017] Optionally, side walls on both sides of the packaging bag body are fixedly connected with auxiliary bags below the circular box.

[0018] By adopting the above technical solution, some small items can be placed in the secondary bag, avoiding placing the small items in the packaging bag body and mixing them with other items, making them difficult to find and take out.

[0019] Optionally, a rubber ring is fixedly connected to one end of the fixing sleeve close to the threaded rod.

[0020] By adopting the above technical solution, the rubber ring can prevent the fixing sleeve from directly contacting the packaging bag body, thereby preventing the packaging bag body from being broken.

[0021] Optionally, a side of the rotating disk away from the circular box is fixedly connected with an arc-shaped torsion block.

[0022] By adopting the above technical solution, the rotating disk can be easily rotated through the arc-shaped torsion block.

[0023] In summary, the beneficial effects of this application are as follows:

[0024] 1. The present invention adopts the coordinated arrangement between the circular box, the reel and the insertion rod. When in use, the pull plate is pulled to move the insertion rod into the slide slot, so that the insertion rod and the insertion hole are disengaged. Then, the rotating disk is rotated to drive the reel to rotate, and the lifting rope wound on the reel is reeled in or released to adjust the length of the lifting rope. Thereafter, the pull plate is released, so that the spring rebounds and pushes the insertion rod out and inserts it into one of the insertion holes. The rotating disk is locked to prevent the rotating disk from rotating during use, and the lifting rope is fully released to complete the adjustment of the lifting rope length. This avoids the problem that most multi-layer composite environmentally friendly packaging bags are difficult to adjust the length according to the user's needs.

[0025] 2. When the packaging bag body is damaged and cannot be used, the fixing sleeve can be removed from the threaded rod by rotating the fixing sleeve. The round box and L-shaped pipe can be removed from the packaging bag body and then installed on other packaging bags for reuse to avoid waste of resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0027] Figure 2 This is a schematic diagram of the circular box explosion structure of the utility model;

[0028] Figure 3 For the utility model Figure 1 Schematic diagram of the enlarged structure of area A in the middle;

[0029] Figure 4 This is a schematic diagram of the internal structure of the packaging bag body of the present utility model.

[0030] Explanation of the accompanying reference numerals: 1. Packaging bag body; 2. Lifting rope; 3. Round box; 4. Reel; 5. Slide; 6. Pull plate; 7. Spring; 8. Insert rod; 9. Rotating disk; 10. Insert hole; 11. L-shaped pipe; 12. Threaded rod; 13. Fixed sleeve; 14. Telescopic rod; 15. Rubber sleeve; 16. Auxiliary bag; 17. Rubber ring; 18. Arc-shaped torsion block. DETAILED DESCRIPTION

[0031] The following is combined with Figure 1-4 This application is described in further detail.

[0032] See also Figure 1-3 An environmentally friendly multi-layer composite packaging bag includes a packaging bag body 1 made of environmentally friendly materials and a lifting rope 2 for lifting the packaging bag body 1. The inner wall of the packaging bag body 1 is coated with a fireproof layer and a waterproof layer. The fireproof layer and the waterproof layer can improve the safety of the packaging bag body 1 and improve the protection effect of the items stored in the packaging bag body 1. The packaging bag body 1 is provided with an adjustment component for adjusting the length of the lifting rope 2. The adjustment component includes a circular box 3, a winding shaft 4, a slide 5, a pull plate 6, a spring 7, an insertion rod 8, a rotating disk 9 and a socket 10;

[0033] The circular box 3 is provided with two top ends respectively installed on the side walls of both sides of the packaging bag body 1. The end of the circular box 3 away from the packaging bag body 1 is opened. The reeling shaft 4 is provided with two respectively arranged in the circular box 3 and one end is rotatably connected to the side wall of the circular box 3. The lifting rope 2 is provided with two respectively wound on the two reeling shafts 4. The two ends of the lifting rope 2 respectively pass through the two sides of the circular box 3 and are fixedly connected to each other. The lifting rope 2 wound on the reeling shaft 4 can be retracted or released by rotating the reeling shaft 4 forward and backward to adjust the length of the lifting rope 2.

[0034] The slide 5 is provided with two respectively opened at the top of the circular box 3, the pull plate 6 is arranged in the slide 5 and forms a sliding connection, the spring 7 is arranged in the slide 5 and one end is fixedly connected to one side wall of the pull plate 6, the end of the spring 7 away from the pull plate 6 is fixedly connected to the side wall of the slide 5, and one end of the insertion rod 8 is fixedly connected to the side wall of the pull plate 6 away from the spring 7. The end of the insertion rod 8 away from the pull plate 6 passes through the side wall of the slide 5 and extends to the outside of the circular box 3. By sliding the pull plate 6, the spring 7 can be squeezed to move the insertion rod 8 to the slide 5 Inside, a rotating disk 9 is arranged at one end of the circular box 3 away from the packaging bag body 1. A side wall of the rotating disk 9 is fixedly connected to the winding shaft 4 for rotating the winding shaft 4. A plurality of sockets 10 are provided on the rotating disk 9. The plurality of sockets 10 are distributed in a circular array. The insertion rod 8 is adapted to the socket 10. By inserting the insertion rod 8 into the socket 10, the rotating disk 9 can be locked to prevent the rotating disk 9 from rotating on the round box 3 after the length of the lifting rope 2 is adjusted, thereby driving the winding shaft 4 to rotate and releasing the lifting rope 2.

[0035] When in use, the pull plate 6 is pulled to move the insertion rod 8 into the slide groove 5, so that the insertion rod 8 is disengaged from the insertion hole 10, and then the rotating disk 9 is rotated to drive the reel 4 to rotate, and the lifting rope 2 wound on the reel 4 is retracted or released to adjust the length of the lifting rope 2. Thereafter, the pull plate 6 is released, and the spring 7 rebounds to push the insertion rod 8 out, so that the insertion rod 8 is inserted into one of the insertion holes 10, and the rotating disk 9 is locked to prevent the rotating disk 9 from rotating during use, resulting in the lifting rope 2 being completely released, thereby completing the adjustment of the length of the lifting rope 2, and avoiding the problem that most multi-layer composite environmentally friendly packaging bags are difficult to adjust the length according to the user's situation.

[0036] Reference Figure 1 L-shaped pipes 11 are installed on both sides of the side walls of the packaging bag body 1 on both sides of the circular box 3. The L-shaped pipes 11 are all mounted on the lifting rope 2. The L-shaped pipes 11 can prevent the weight of the packaging bag body 1 from being concentrated on the circular box 3 when people lift the packaging bag body 1 through the lifting rope 2, causing damage to the packaging bag body 1.

[0037] Reference Figure 1 、 Figure 2 and Figure 4 The round box 3 and the L-shaped pipe 11 are fixedly connected to the side wall of the packaging bag body 1 on one side, and the other end of the threaded rod 12 passes through the packaging bag body 1 and is threadedly connected to a fixing sleeve 13. When the packaging bag body 1 is damaged and cannot be used, the fixing sleeve 13 can be removed from the threaded rod 12 by rotating the fixing sleeve 13. The round box 3 and the L-shaped pipe 11 can be removed from the packaging bag body 1 and then installed on other packaging bags for reuse to avoid waste of resources.

[0038] Reference Figure 2 A telescopic rod 14 is provided in the spring 7, and both ends of the telescopic rod 14 are fixedly connected to the pull plate 6 and the side wall of the slide 5 respectively. The telescopic rod 14 can improve the stability of the spring 7 and prevent the spring 7 from bending.

[0039] Reference Figure 1 The connection points of both ends of the lifting rope 2 are provided with rubber sleeves 15, which are fixedly connected to the lifting rope 2. The rubber sleeves 15 facilitate personnel to lift the lifting rope 2 and prevent the lifting rope 2 from being strangled by the hand due to the weight of the packaging bag body 1 when the lifting rope 2 is lifted directly.

[0040] Reference Figure 1 The side walls of the packaging bag body 1 are fixedly connected with auxiliary bags 16 below the circular box 3. Some small items can be placed through the auxiliary bags 16 to avoid placing small items in the packaging bag body 1 and mixing them with other items, making it difficult to find and take them out.

[0041] Reference Figure 2 and Figure 4 The end of the fixing sleeve 13 close to the threaded rod 12 is fixedly connected with a rubber ring 17. The rubber ring 17 can prevent the fixing sleeve 13 from directly contacting the packaging bag body 1, thereby preventing the packaging bag body 1 from being broken.

[0042] Reference Figure 1 and Figure 2 An arc-shaped twist block 18 is fixedly connected to the side of the rotating disk 9 away from the circular box 3. The side wall of the rotating disk 9 is located above the arc-shaped twist block 18 and is engraved with a directional arrow for confirming whether the winding shaft 4 rotates clockwise or counterclockwise. The arc-shaped twist block 18 makes it easy to rotate the rotating disk 9.

[0043] When the bag is in use, the lever 8 is pulled out of the way by pulling the pull plate 6, so that the lever 8 is disengaged from the insertion hole 10, and the rotating disk 9 is rotated to drive the reel 4 to rotate, so that the lifting rope 2 wound on the reel 4 is retracted or released to adjust the length of the lifting rope 2. Thereafter, the pull plate 6 is released, so that the spring 7 rebounds and pushes out the lever 8, so that the lever 8 is inserted into one of the insertion holes 10, and the rotating disk 9 is locked to prevent the rotating disk 9 from rotating during use, which causes the lifting rope 2 to be fully released, thereby completing the adjustment of the length of the lifting rope 2.

[0044] The above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. An environmentally friendly multi-layer composite packaging bag, comprising a packaging bag body (1) and a lifting rope (2), wherein the packaging bag body (1) is provided with an adjustment component for adjusting the length of the lifting rope (2), characterized in that: The adjusting assembly comprises a circular box (3) mounted on the top of the side walls on both sides of the packaging bag body (1), the end of the circular box (3) away from the packaging bag body (1) is open, a reel (4) is rotatably connected in the circular box (3), the lifting rope (2) is respectively wound on the two reeling shafts (4), the two ends of the lifting rope (2) respectively pass through the two sides of the circular box (3) and are fixedly connected to each other, a sliding groove (5) is provided at the top of the circular box (3), a pull plate (6) is slidably connected in the sliding groove (5), a spring (7) is fixedly connected to the side wall of one side of the pull plate (6), and the spring (7) One end away from the pull plate (6) is fixedly connected to the side wall of the slide groove (5), and the side wall of the pull plate (6) away from the spring (7) is fixedly connected to an insertion rod (8), and the end of the insertion rod (8) away from the pull plate (6) passes through the side wall of the slide groove (5) and extends to the outside of the circular box (3). The circular box (3) is provided with a rotating disk (9) at one end away from the packaging bag body (1), and one side wall of the rotating disk (9) is fixedly connected to the winding shaft (4). The rotating disk (9) is provided with a plurality of annular array sockets (10), and the insertion rod (8) is adapted to the sockets (10).

2. The environmentally friendly multi-layer composite packaging bag according to claim 1, characterized in that: L-shaped pipes (11) are installed on both sides of the side walls of the packaging bag body (1) located on both sides of the circular box (3), and the L-shaped pipes (11) are sleeved on the lifting rope (2).

3. The environmentally friendly multi-layer composite packaging bag according to claim 2, characterized in that: The circular box (3) and the side wall of the L-shaped pipe (11) close to the packaging bag body (1) are fixedly connected with a plurality of threaded rods (12), and the other ends of the threaded rods (12) pass through the packaging bag body (1) and are threadedly connected with fixed sleeves (13).

4. The environmentally friendly multi-layer composite packaging bag according to claim 3, characterized in that: A telescopic rod (14) is provided in the spring (7), and two ends of the telescopic rod (14) are fixedly connected to the pull plate (6) and the side wall of the slide groove (5) respectively.

5. The environmentally friendly multi-layer composite packaging bag according to claim 4, characterized in that: The connection points of both ends of the lifting rope (2) are provided with rubber sleeves (15), and the rubber sleeves (15) are fixedly connected to the lifting rope (2).

6. The environmentally friendly multi-layer composite packaging bag according to claim 5, characterized in that: Side walls on both sides of the packaging bag body (1) are located below the circular box (3) and are fixedly connected to auxiliary bags (16).

7. The environmentally friendly multi-layer composite packaging bag according to claim 6, characterized in that: One end of the fixing sleeve (13) close to the threaded rod (12) is fixedly connected to a rubber ring (17).

8. The environmentally friendly multi-layer composite packaging bag according to claim 7, characterized in that: An arc-shaped torsion block (18) is fixedly connected to a side of the rotating disk (9) away from the circular box (3).

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