A packaging bag with a zipper

Abstract

The utility model discloses a packaging bag with a zipper, and relates to the technical field of packaging bags. The utility model includes a packaging bag main body, a compression strip is provided on the top of the packaging bag main body, and a zipper head is provided on the top of the packaging bag main body; a fixing device is provided on the top of the packaging bag main body, and the fixing device includes a fixing block, the side of the fixing block is fixedly connected to the top of the packaging bag main body, a plug is passed through the side of the fixing block, and a protective pad is fixedly connected to the side of the plug. The utility model uses the force of the downward gravity of the clamping ring to clamp the plug and the fixing block, and cooperates with the protective pad, circular hole, and card slot components in the fixing device, so as to achieve the effect of pulling out one end of the plug, so that the plug is separated from the fixing block and the compression strip, and achieves the effect of detachable compression strip and zipper head, which can be easily cleaned, maintained or replaced by users, thereby extending the service life of the packaging bag and reducing maintenance costs.

Description

Technical Field

[0001] The utility model belongs to the technical field of packaging bags, in particular to a packaging bag with a zipper. Background Art

[0002] With the improvement of living standards, people's desire to buy goods is growing, and they are paying more and more attention to packaging bags. Packaging bags refer to bags used to pack various supplies, which make it convenient to transport and store goods during the production and circulation process, and are widely used in daily life.

[0003] According to a packaging bag with a zipper structure disclosed (publication number: CN212891713U), it includes a main body and a first sealing bag, a first lifting strap is installed on the upper side of the main body, and adhesive tapes are arranged on the left and right ends of the first lifting strap, a through hole is opened inside the first lifting strap, a second lifting strap is arranged on the upper side of the main body, a waterproof layer is arranged inside the main body, a groove is opened at the bottom of the main body, the first sealing bag is located on one side of the upper end surface of the main body, a zipper strip is installed at the rear of the first sealing bag, and a transparent observation port is arranged inside the second sealing bag. However, in the above-mentioned device, it is difficult to achieve the effect of detachable bone pressure strips and zipper heads through the mutual cooperation of components such as the zipper strip, the main body and the first sealing bag, and it is difficult for users to easily clean, maintain or replace them, which reduces the service life of the packaging bag and increases the maintenance cost, and needs to be improved. Utility Model Content

[0004] The purpose of the utility model is to provide a packaging bag with a zipper, which can achieve the effect of pulling out one end of the card bolt and separating the card bolt from the fixed block and the bone pressure strip by using the downward gravity of the card ring and the cooperation of components such as the protective pad, the round hole and the card slot in the fixing device, thereby solving the existing problems.

[0005] In order to solve the above technical problems, the utility model is achieved through the following technical solutions:

[0006] The utility model is a packaging bag with a zipper, comprising a packaging bag body, a compression strip is arranged on the top of the packaging bag body, and a zipper head is arranged on the top of the packaging bag body;

[0007] A fixing device is arranged on the top of the packaging bag body, and the fixing device comprises a fixing block, a side of the fixing block is fixedly connected to the top of the packaging bag body, a plug passes through the side of the fixing block, and a protective pad is fixedly connected to the side of the plug.

[0008] Furthermore, the circumferential surface of the bolt passes through the side of the bone pressure strip, and a slot is provided at one end of the bolt. A snap ring is slidably sleeved on the inner wall of the slot, and a circular hole is provided on the side of the snap ring, which can firmly fix the bone pressure strip and the zipper head, avoiding accidental loosening or falling off, and ensuring the safety of the items in the packaging bag.

[0009] Furthermore, a fixing rod is fixedly connected to the side of the clamping ring, a fixing plate is slidably connected to the side of the packaging bag body, a circular ring is fixedly connected to the top of the fixing plate, a supporting rod is fixedly connected to the bottom of the fixing plate, a hydraulic cylinder is fixedly connected to the side of the packaging bag body, one end of the hydraulic cylinder is slidably connected to a force rod via a piston, the other end of the hydraulic cylinder is slidably connected to a hydraulic rod via a piston, and one end of the hydraulic rod is fixedly connected to a telescopic plate, so that the compression bone strip and the zipper head are firmly fixed to the packaging bag, thereby keeping the shape and structure of the packaging bag stable.

[0010] Furthermore, the number of the fixing blocks is set to two, and they are symmetrical with each other along the vertical center axis of the packaging bag body. The diameter of the card slot is smaller than the diameter of the circular hole, and the shape of the support rod is set to be L-shaped, thereby achieving a high degree of closure of the bag opening of the packaging bag body, which can effectively prevent the falling of internal items and improve the safety of the packaging bag.

[0011] Furthermore, the circular ring is located on the motion trajectory of the fixed rod, the force-bearing rod is located on the motion trajectory of the supporting rod, the number of the clamping rings is set to two, and they are symmetrical with each other along the vertical center axis of the packaging bag body, which can maintain the quality and integrity of the packaged items and improve the overall quality and image of the product.

[0012] Furthermore, the number of the latches is set to two, and they are symmetrical to each other along the vertical center axis of the packaging bag body. The protective pad is made of rubber and can be easily cleaned, maintained or replaced, thereby extending the service life of the packaging bag and reducing maintenance costs.

[0013] Furthermore, the number of the protective pads is set to two, and they are symmetrical to each other along the vertical center axis of the packaging bag body. This design is suitable for various packaging bags that require high closure, especially for the packaging needs of fragile or easily spilled items during transportation or storage, and has strong applicability and practicality.

[0014] The utility model has the following beneficial effects:

[0015] 1. The utility model uses the downward gravity of the clamping ring to clamp the clamping bolt and the fixing block, and cooperates with the protective pad, round hole, clamping groove and other components in the fixing device to achieve the effect of pulling out one end of the clamping bolt, so that the clamping bolt is separated from the fixing block and the pressure bone strip, achieving the effect of detachable pressure bone strip and zipper head, and users can easily clean, maintain or replace them, thereby extending the service life of the packaging bag and reducing maintenance costs.

[0016] 2. The utility model achieves the effect of driving the telescopic rod to move upward by the force of the fixing rod moving upward through the upward displacement of the clamping ring, and cooperates with the supporting rod, hydraulic cylinder, hydraulic rod and other components in the fixing device, thereby achieving the effect of sealing the bag opening of the packaging bag body, preventing the items inside from falling, and improving the safety of the packaging bag.

[0017] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] 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.

[0019] Figure 1 It is a schematic diagram of the three-dimensional appearance structure of the utility model;

[0020] Figure 2 It is a three-dimensional side view structural schematic diagram of the hydraulic cylinder of the utility model;

[0021] Figure 3 It is a three-dimensional enlarged structural schematic diagram of the zipper head of the utility model;

[0022] Figure 4 It is a three-dimensional enlarged structural schematic diagram of the clamping ring of the utility model;

[0023] Figure 5 It is a three-dimensional enlarged structural schematic diagram of the support rod of the utility model.

[0024] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0025] 101. Packaging bag body; 102. Bone pressure strip; 103. Zipper head; 2. Fixing device; 201. Fixing block; 202. Clamp; 203. Protective pad; 204. Slot; 205. Clamp ring; 206. Round hole; 207. Fixing rod; 208. Round ring; 209. Fixing plate; 210. Support rod; 211. Hydraulic cylinder; 212. Force rod; 213. Hydraulic rod; 214. Telescopic plate. DETAILED DESCRIPTION

[0026] 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 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.

[0027] See also Figure 1-5 The utility model is a packaging bag with a zipper, comprising a packaging bag body 101, a compression strip 102 is arranged on the top of the packaging bag body 101, and a zipper head 103 is arranged on the top of the packaging bag body 101;

[0028] A fixing device 2 is provided at the top of the packaging bag body 101, and the fixing device 2 includes a fixing block 201, the side of the fixing block 201 is fixedly connected to the top of the packaging bag body 101, a plug 202 passes through the side of the fixing block 201, and a protective pad 203 is fixedly connected to the side of the plug 202.

[0029] The circumferential surface of the latch 202 passes through the side of the bone pressure strip 102, and a latch groove 204 is provided at one end of the latch 202. A snap ring 205 is slidably sleeved on the inner wall of the snap ring 204, and a circular hole 206 is provided on the side of the snap ring 205, which can firmly fix the bone pressure strip 102 and the zipper head 103, avoiding accidental loosening or falling off, and ensuring the safety of the items in the packaging bag.

[0030] A fixing rod 207 is fixedly connected to the side of the retaining ring 205, a fixing plate 209 is slidably connected to the side of the packaging bag body 101, a circular ring 208 is fixedly connected to the top of the fixing plate 209, a supporting rod 210 is fixedly connected to the bottom of the fixing plate 209, a hydraulic cylinder 211 is fixedly connected to the side of the packaging bag body 101, one end of the hydraulic cylinder 211 is slidably connected to a force rod 212 through a piston, the other end of the hydraulic cylinder 211 is slidably connected to a hydraulic rod 213 through a piston, and one end of the hydraulic rod 213 is fixedly connected to a telescopic plate 214, so that the bone compression strip 102 and the zipper head 103 are firmly fixed on the packaging bag, keeping the shape and structure of the packaging bag stable.

[0031] The number of the fixing blocks 201 is set to two, and they are symmetrical with each other along the vertical center axis of the packaging bag body 101. The diameter of the card slot 204 is smaller than the diameter of the circular hole 206. The shape of the support rod 210 is set to be L-shaped, thereby achieving a high degree of closure of the bag opening of the packaging bag body 101, which can effectively prevent the internal items from falling and improve the safety of the packaging bag.

[0032] The circular ring 208 is located on the movement trajectory of the fixed rod 207, the force-bearing rod 212 is located on the movement trajectory of the support rod 210, and the number of the clamping rings 205 is set to two, which are symmetrical with each other along the vertical center axis of the packaging bag body 101, which can maintain the quality and integrity of the packaged items and improve the overall quality and image of the product.

[0033] The number of the latches 202 is set to two, and they are symmetrical to each other along the vertical center axis of the packaging bag body 101. The protective pad 203 is made of rubber and can be easily cleaned, maintained or replaced, thereby extending the service life of the packaging bag and reducing maintenance costs.

[0034] The number of protective pads 203 is set to two, and they are symmetrical to each other along the vertical center axis of the packaging bag body 101. This design is suitable for various packaging bags that require high sealing, especially for the packaging needs of fragile or easily spilled items during transportation or storage, and has strong applicability and practicality.

[0035] A specific application of this embodiment is: this application clamps the bolt 202 and the fixed block 201 by the downward gravity of the snap ring 205, thereby achieving the function of fixing the pressure bone strip 102 and the zipper head 103. When the pressure bone strip 102 and the zipper head 103 need to be removed, the snap ring 205 is pulled upward to align the clamping groove 204 with the circular hole 206, and one end of the clamping bolt 202 is pulled out to separate the bolt 202 from the fixed block 201 and the pressure bone strip 102, so that the pressure bone strip 102 and the zipper head 103 can be removed, and the fixing rod 207 is driven upward by the upward displacement of the snap ring 205, and then the circular ring 208 is driven upward by the upward displacement of the fixing rod 207. The ring 208 moves upward to drive the fixed plate 209 to move upward, and the fixed plate 209 moves upward to drive the support rod 210 to move upward. The support rod 210 moves upward to squeeze the force rod 212, so that the force rod 212 moves inward to squeeze the piston inside the hydraulic cylinder 211. The piston inside the hydraulic cylinder 211 pushes the liquid inside it. The liquid inside the hydraulic cylinder 211 pushes another piston to move. The piston pushes the hydraulic rod 213 to move. The displacement of the hydraulic rod 213 drives the telescopic plate 214 to move, thereby sealing the bag mouth of the packaging bag body 101 to prevent the items inside from falling.

[0036] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0037] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A packaging bag with a zipper, comprising a packaging bag body (101), characterized in that: A compression strip (102) is provided on the top of the packaging bag body (101), and a zipper head (103) is provided on the top of the packaging bag body (101); A fixing device (2) is provided at the top of the packaging bag body (101), and the fixing device (2) comprises a fixing block (201), the side of the fixing block (201) is fixedly connected to the top of the packaging bag body (101), a clamping bolt (202) passes through the side of the fixing block (201), and a protective pad (203) is fixedly connected to the side of the clamping bolt (202).

2. A packaging bag with a zipper according to claim 1, characterized in that: The circumferential surface of the clamping bolt (202) penetrates the side surface of the bone compression strip (102), a clamping groove (204) is provided at one end of the clamping bolt (202), a clamping ring (205) is slidably sleeved on the inner wall of the clamping groove (204), and a circular hole (206) is provided on the side surface of the clamping ring (205).

3. A packaging bag with a zipper according to claim 2, characterized in that: A fixing rod (207) is fixedly connected to the side of the clamping ring (205), a fixing plate (209) is slidably connected to the side of the packaging bag body (101), a circular ring (208) is fixedly connected to the top of the fixing plate (209), a supporting rod (210) is fixedly connected to the bottom of the fixing plate (209), a hydraulic cylinder (211) is fixedly connected to the side of the packaging bag body (101), one end of the hydraulic cylinder (211) is slidably connected to a force-bearing rod (212) via a piston, the other end of the hydraulic cylinder (211) is slidably connected to a hydraulic rod (213) via a piston, and one end of the hydraulic rod (213) is fixedly connected to a telescopic plate (214).

4. A packaging bag with a zipper according to claim 3, characterized in that: The number of the fixing blocks (201) is set to two and they are symmetrical to each other along the vertical center axis of the packaging bag body (101); the diameter of the card slot (204) is smaller than the diameter of the circular hole (206); and the shape of the support rod (210) is set to be L-shaped.

5. A packaging bag with a zipper according to claim 4, characterized in that: The circular ring (208) is located on the movement trajectory of the fixing rod (207), the force-bearing rod (212) is located on the movement trajectory of the supporting rod (210), and the number of the clamping rings (205) is set to two, and they are symmetrical to each other along the vertical center axis of the packaging bag body (101).

6. A packaging bag with a zipper according to claim 5, characterized in that: The number of the latches (202) is set to two, and they are symmetrical to each other along the vertical center axis of the packaging bag body (101), and the material of the protective pad (203) is rubber.

7. The packaging bag with a zipper according to claim 6, characterized in that: The number of the protective pads (203) is set to two, and they are symmetrical to each other along the vertical center axis of the packaging bag body (101).

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