Paper bag with quick bag opening structure

Abstract

The utility model relates to the technical field of material packaging, in particular to a paper bag with a quick bag opening structure, which comprises a material storage bag, a feed inlet and a quick release device, the feed inlet is mounted on the surface of the material storage bag and communicated with the material storage bag, the quick release device is arranged on one side of the feed inlet and comprises an abutting sleeve, the abutting sleeve is arranged on one side of the feed inlet, and the quick release device is arranged on the other side of the feed inlet. A baffle is connected to the surface of the abutting sleeve in an inserted mode, a rotating block is fixedly connected to one end of the baffle, a storage groove is formed in the surface of the rotating block, and a rotating spring is fixedly connected to the surface of the storage groove. According to the utility model, the quick release device is arranged, so that a worker can effectively and conveniently discharge materials quickly, the knotting condition when the worker unties a rope is avoided, and the working efficiency of the worker is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of material packaging, in particular to a paper bag with a quick-opening structure. Background Art

[0002] ‌Large packaging bags refer to bags used for packaging various items, aiming to protect the quantity and quality of goods and facilitate transportation and storage.‌ Large packaging bags are widely used in daily life and industrial production, and usually consist of types such as woven bags, mesh bags, flexible intermediate bulk containers (FIBCs), and composite bags.‌ A paper bag can be generally referred to as a paper bag as long as part of the bag material contains paper. Its characteristics are environmental protection, durability, and beauty. With the development of society, paper bags are used when materials need to be packaged.

[0003] Existing equipment such as CN201410524007, an outer barrier leak-proof flexible intermediate bulk container, includes a flexible intermediate bulk container body. An inlet is provided in the middle of the upper part of the flexible intermediate bulk container body. The flexible intermediate bulk container body is sewn. A leak-proof belt is provided on the sewing edge outside the flexible intermediate bulk container body. The leak-proof belt and the flexible intermediate bulk container body are bonded by hot melt adhesive. Reinforced slings are provided at the four corners of the upper part of the flexible intermediate bulk container body. The invention effectively prevents leakage at the sewing edge, has high sling strength, is convenient for loading and unloading of the flexible intermediate bulk container, and improves work efficiency.

[0004] When a worker needs to package materials, the worker puts the materials into a paper bag for the paper bag to package the materials. However, the existing paper bags usually use ropes to tie the bag mouth of the paper bag, resulting in the worker spending a lot of time untying the ropes during feeding, and further leading to the problem of reduced feeding efficiency of the worker. Content of the Utility Model

[0005] The purpose of the utility model is to solve the shortcoming that the feeding efficiency of workers is reduced in the prior art, and a paper bag with a quick-opening structure is proposed.

[0006] To achieve the above purpose, the utility model adopts the following technical scheme: A paper bag with a quick-opening structure includes a storage bag, an inlet, and a quick-release device. The inlet is installed on the surface of the storage bag and is communicated with the storage bag. The quick-release device is arranged on one side of the inlet. The quick-release device includes a counter sleeve. The counter sleeve is arranged on one side of the inlet. A baffle is inserted and connected to the surface of the counter sleeve. One end of the baffle is fixedly connected to a rotating block. A storage groove is formed on the surface of the rotating block. A rotating spring is fixedly connected to the surface of the storage groove. A positioning block is threadedly connected to the inner surface of the counter sleeve. The positioning block is inserted into the inner surface of the baffle. The positioning block can cooperate with the counter sleeve to limit the baffle.

[0007] Preferably, a stopper is provided above the storage bag. The stopper is located on one side of the feed inlet. The stopper can cooperate with the storage bag to support the baffle and limit the baffle.

[0008] Preferably, a closing device is provided on the surface of the feed inlet. The closing device includes a fixed sleeve fixedly connected to the surface of the feed inlet. A through hole is provided on the surface of the fixed sleeve, and a placement opening is provided on the surface of the fixed sleeve. The placement opening has the same size as the through hole. A rotating block is rotatably connected to the surface of the fixed sleeve. The other end of the rotating spring is fixedly connected to the surface of the fixed sleeve. The stopper is fixedly connected to the surface of the fixed sleeve. The feed inlet can cooperate with the fixed sleeve to support the fixed sleeve.

[0009] Preferably, a belt is placed on the surface of the placement opening. A pressing sleeve is fixedly connected to the surface of one end of the belt. The baffle is inserted into the surface of the belt. The belt can cooperate with the placement opening to achieve the purpose of storing the belt.

[0010] Preferably, a plurality of linearly arranged through holes are provided on the surface of the belt. A positioning rod is threadedly connected to the inner surface of the fixed sleeve. The through holes can cooperate with the belt and the positioning rod to limit the belt.

[0011] Compared with the prior art, the advantages and positive effects of the present utility model are as follows:

[0012] In the present utility model, by providing a quick-release device, when a worker needs to discharge materials, it effectively facilitates the worker to discharge materials. The device packages the materials by storing the materials. Rotate the positioning block, and the positioning block loses its restraint on the baffle. The rotating spring pulls the rotating block to rotate. The rotating block drives the baffle. The baffle rotates and disengages from the pressing sleeve. When the baffle rotates, it abuts against the stopper, and the feed inlet expands. One end of the belt is squeezed and disengages from the fixed sleeve. By providing the quick-release device, it effectively facilitates the worker to quickly discharge materials, avoids the situation of knotting when the worker unties the rope, and improves the working efficiency of the worker. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 is a three-dimensional structural diagram of a paper bag with a quick-opening bag structure proposed by the present utility model;

[0014] Figure 2 is a structural diagram of the quick-release device of the paper bag with a quick-opening bag structure proposed by the present utility model;

[0015] Figure 3 is the paper bag with a quick-opening bag structure proposed by the present utility model Figure 2 structural diagram of part A therein;

[0016] Figure 4 Schematic structural diagram of the closing device of a paper bag with a quick-opening bag structure proposed by the present utility model;

[0017] Figure 5 Paper bag with a quick-opening bag structure proposed by the present utility model Figure 4 Schematic structural diagram of the structure at position B in the paper bag.

[0018] Legend:

[0019] 1. Storage bag; 2. Feeding port; 3. Quick-release device; 31. Stop block; 32. Rotating spring; 33. Receiving groove; 34. Rotating block; 35. Positioning block; 36. Sleeve; 37. Baffle; 4. Closing device; 41. Positioning rod; 42. Fixed sleeve; 43. Through hole; 44. Placing port; 45. Belt; 46. Perforation. Specific implementation mode

[0020] Please refer to Figures 1-5 , the present utility model provides a technical solution: a paper bag with a quick-opening bag structure, including a storage bag 1, a feeding port 2 and a quick-release device 3. The feeding port 2 is installed on the surface of the storage bag 1, the feeding port 2 is communicated with the storage bag 1, and the quick-release device 3 is arranged on one side of the feeding port 2.

[0021] Next, the specific settings and functions of its quick-release device 3 and closing device 4 will be described in detail.

[0022] In this implementation scheme: the quick-release device 3 includes a sleeve 36, the sleeve 36 is arranged on one side of the feeding port 2, a baffle 37 is inserted and connected to the surface of the sleeve 36, one end of the baffle 37 is fixedly connected to a rotating block 34, and a receiving groove 33 is formed on the surface of the rotating block 34. The surface of the receiving groove 33 is fixedly connected to a rotating spring 32.

[0023] Specifically, a positioning block 35 is threadedly connected to the inner surface of the sleeve 36, and the positioning block 35 is inserted into the inner surface of the baffle 37. The positioning block 35 can cooperate with the sleeve 36 to limit the baffle 37.

[0024] Specifically, a stop block 31 is arranged above the storage bag 1, and the stop block 31 is located on one side of the feeding port 2.

[0025] In this embodiment: the stop block 31 can cooperate with the storage bag 1 to support and limit the baffle 37.

[0026] In this embodiment: A closing device 4 is provided on the surface of the feed inlet 2. The closing device 4 includes a fixed sleeve 42 which is fixedly connected to the surface of the feed inlet 2. A through opening 43 is formed on the surface of the fixed sleeve 42, and a placement opening 44 is formed on the surface of the fixed sleeve 42. The placement opening 44 has the same size as the through opening 43. A rotating block 34 is rotatably connected to the surface of the fixed sleeve 42. The other end of the rotating spring 32 is fixedly connected to the surface of the fixed sleeve 42. A stop block 31 is fixedly connected to the surface of the fixed sleeve 42. The feed inlet 2 can cooperate with the fixed sleeve 42 to support the fixed sleeve 42.

[0027] Specifically, a belt 45 is placed on the surface of the placement opening 44. An abutting sleeve 36 is fixedly connected to the surface of one end of the belt 45, and a baffle 37 is inserted into the surface of the belt 45.

[0028] In this embodiment: The belt 45 can cooperate with the placement opening 44 to achieve the purpose of storing the belt 45.

[0029] Specifically, a plurality of linearly arranged through holes 46 are formed on the surface of the belt 45, and a positioning rod 41 is threadedly connected to the inner surface of the fixed sleeve 42.

[0030] In this embodiment: The through holes 46 can cooperate with the belt 45 and the positioning rod 41 to achieve the purpose of restricting the belt 45.

[0031] Working principle: By providing the quick-release device 3, when the worker needs to discharge the material, it effectively facilitates the worker to discharge the material. The equipment packages the material by storing the material. Rotate the positioning block 35, and the positioning block 35 loses its restraint on the baffle 37. The rotating spring 32 pulls the rotating block 34 to rotate. The rotating block 34 drives the baffle 37, and the baffle 37 rotates and disengages from the abutting sleeve 36. The rotation of the baffle 37 will abut against the stop block 31, and the feed inlet 2 will expand. One end of the belt 45 will be squeezed and separated from the fixed sleeve 42. By providing the quick-release device 3, it effectively facilitates the worker to quickly discharge the material, avoiding the situation of knotting when the worker unties the rope and improving the working efficiency of the worker. In addition, by providing the closing device 4, when the worker needs to tighten the feed inlet 2, it effectively facilitates the worker to quickly tighten the feed inlet 2. The equipment packages the material by storing the material. Insert the front end of the belt 45 into the through opening 43, and the belt 45 will tighten the feed inlet 2. Rotate the positioning rod 41, and the positioning rod 41 is inserted into the through holes 46. By providing the closing device 4, it is convenient for the worker to quickly tighten the bag mouth, avoiding the situation that the worker needs to spend a lot of time tying the rope when tightening the bag mouth and improving the convenience of the worker using the paper bag.

Claims

1. A paper bag with a quick bag-opening structure, comprising a storage bag (1), a feed inlet (2) and a quick-release device (3), characterized in that: The feed inlet (2) is installed on the surface of the storage bag (1), the feed inlet (2) communicates with the storage bag (1), the quick-release device (3) is arranged on one side of the feed inlet (2), the quick-release device (3) includes a resisting sleeve (36), the resisting sleeve (36) is arranged on one side of the feed inlet (2), a baffle (37) is inserted and connected to the surface of the resisting sleeve (36), one end of the baffle (37) is fixedly connected to a rotating block (34), a receiving groove (33) is formed on the surface of the rotating block (34), and a rotating spring (32) is fixedly connected to the surface of the receiving groove (33).

2. The paper bag with a quick bag-opening structure according to claim 1, wherein: A positioning block (35) is threadedly connected to the inner surface of the resisting sleeve (36), and the positioning block (35) is inserted into the inner surface of the baffle (37).

3. The paper bag with a quick bag-opening structure according to claim 1, wherein: A blocking block (31) is arranged above the storage bag (1), and the blocking block (31) is located on one side of the feed inlet (2).

4. The paper bag with a quick-opening bag structure according to claim 3, wherein: A closing device (4) is arranged on the surface of the feed inlet (2), the closing device (4) includes a fixed sleeve (42), the fixed sleeve (42) is fixedly connected to the surface of the feed inlet (2), a through hole (43) is formed on the surface of the fixed sleeve (42), a placement opening (44) is formed on the surface of the fixed sleeve (42), the placement opening (44) has the same size as the through hole (43), the rotating block (34) is rotatably connected to the surface of the fixed sleeve (42), the other end of the rotating spring (32) is fixedly connected to the surface of the fixed sleeve (42), and the blocking block (31) is fixedly connected to the surface of the fixed sleeve (42).

5. The paper bag with a quick bag-opening structure according to claim 4, wherein: A belt (45) is placed on the surface of the placement opening (44), the resisting sleeve (36) is fixedly connected to the surface of one end of the belt (45), and the baffle (37) is inserted into the surface of the belt (45).

6. The paper bag with a quick bag-opening structure according to claim 5, characterized in that: A plurality of linearly arranged through holes (46) are formed on the surface of the belt (45), and a positioning rod (41) is threadedly connected to the inner surface of the fixed sleeve (42).

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