Special space bag for powdery materials

Abstract

The utility model discloses a special space bag for powdery materials, which comprises a polyester fiber outer bag, a space bag body fixedly connected with the inner wall of the polyester fiber outer bag, a nylon packaging bag fixedly connected with the inner wall of the space bag body, a binding bag fixedly connected with the top of the polyester fiber outer bag and the top of the space bag body, and a pull rope movably connected with the binding bag. Two clamping device assemblies are arranged on the pull rope; a threaded hole is formed in one side of the top face of the nylon packaging bag. The top of the polyester fiber outer bag and the top of the space bag body are provided with the binding bag, the binding bag can be conveniently sealed through cooperation of the clamping device assembly and the pull rope, powdery materials are prevented from flowing out in the transportation process, use is convenient, the polyester fiber outer bag has the advantages of being sun-shading, high in heat insulation, ultraviolet-proof, fireproof, damp-proof and the like, and the service life of the space bag is prolonged. The nylon packaging bag has the advantages of moisture resistance, good sealing performance and the like, and the quality of powdery materials can be fully guaranteed; according to the utility model, the sampling tube is arranged, so that a worker can check the state of the powdery material through the sampling tube and conveniently know the state of the powdery material.

Description

Technical Field

[0001] The utility model relates to the technical field of space bags, in particular to a space bag special for powdered materials. Background Art

[0002] Space bag: It is a flexible transport packaging container. It has the advantages of moisture-proof, dust-proof, radiation-resistant, firm and safe, and has sufficient structural strength. Since the loading and unloading and handling of bulk bags are very convenient, the loading and unloading efficiency has been significantly improved, and it has developed rapidly in recent years. Container bags are generally made of polyester fibers such as polypropylene and polyethylene.

[0003] In this regard, a Chinese utility model with authorization announcement number CN206345259U discloses a space bag, which includes a discharge port, an annular male and female buckle belt is circumferentially sewn on the outer side of the discharge port, female buckles are evenly arranged circumferentially on the annular male and female buckle belt, and sub-buckles that can be fastened with the female buckles are provided between adjacent female buckles on the annular male and female buckle belt.

[0004] The space bag controls the diameter of the outer wall of the discharge port where the annular male and female buckle belt is located by fastening the female buckle and the male buckle, thereby controlling the discharge speed. However, the space bag does not have a sealing structure on the top. During transportation, powdered materials are easy to flow out of the bag mouth, which is inconvenient to use. In addition, the space bag does not have light-shielding and moisture-proof materials, which are easy to affect the quality of the powdered materials. For this reason, we propose a special space bag for powdered materials to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a special space bag for powdery materials 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 special space bag for powdered materials, comprising a polyester fiber outer bag, the inner wall of the polyester fiber outer bag is fixedly connected to the space bag body, the inner wall of the space bag body is fixedly connected to a nylon packaging bag, the polyester fiber outer bag and the top of the space bag body are fixedly connected to a drawstring bag, the drawstring bag is movably connected to a drawstring, and two connector assemblies are provided on the drawstring; a threaded hole is provided on one side of the top surface of the nylon packaging bag, the threaded hole is threadedly connected to a threaded rod, a through hole is provided on the top surface of the threaded rod, a limiting ring is inserted inside the through hole and the bottom surface is fixedly connected to a sampling tube.

[0007] Preferably, a plurality of sampling holes are provided on the periphery of the sampling tube, a cover body is inserted into the through hole, and the cover body is located above the limiting ring.

[0008] Preferably, the connector assembly includes a cylindrical rod, a cylindrical groove and a clamping block, the pull rope movably connects the two cylindrical rods, multiple cylindrical grooves are opened on both sides of the two cylindrical rods, the multiple cylindrical grooves are slidably connected to multiple clamping blocks, multiple clamping blocks are penetrated by multiple circular holes, and the multiple circular holes are movably connected to the pull rope.

[0009] Preferably, one side of the inner part of the plurality of cylindrical grooves is fixedly connected to one end of a plurality of springs, and the other end of the plurality of springs is fixedly connected to one side of a plurality of clamping blocks.

[0010] Preferably, the top surface of the nylon packaging bag is connected to connecting strip 1 and connecting strip 2, and connecting strip 1 is clamped to connecting strip 2.

[0011] Preferably, the outer wall of the polyester fiber outer bag is fixedly connected to reinforcing ribs, and the outer wall of the polyester fiber outer bag is fixedly connected to a plurality of hanging ears.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model has a drawstring bag on the top of the polyester fiber outer bag and the space bag body, which can be conveniently sealed by the cooperation of the card connector assembly and the drawstring to prevent the powder material from flowing out during transportation, and is convenient to use. The polyester fiber outer bag has the advantages of sunshade, strong heat insulation, UV protection, fire protection and moisture resistance, and the nylon packaging bag has the advantages of moisture resistance and good sealing, which can fully guarantee the quality of the powder material.

[0014] The utility model is equipped with a sampling tube, and the staff can check the state of the powder material through the sampling tube, so as to understand the state of the powder material conveniently. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a cross-sectional schematic diagram of the utility model;

[0017] Figure 3 This is a cross-sectional schematic diagram of the card connector assembly of the utility model;

[0018] Figure 4 For this utility model Figure 2 Enlarged schematic diagram at point A in the middle.

[0019] In the figure: 1. polyester fiber outer bag; 2. space bag body; 3. nylon packaging bag; 4. drawstring bag; 5. drawstring; 6. connector assembly; 61. cylindrical rod; 62. cylindrical groove; 63. connector block; 64. spring; 65. round hole; 7. threaded hole; 8. threaded rod; 9. through hole; 10. limit ring; 11. sampling tube; 12. sampling hole; 13. cover body; 14. connecting strip one; 15. connecting strip two; 16. reinforcing rib; 17. lifting ear. DETAILED DESCRIPTION

[0020] 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.

[0021] Example 1

[0022] Reference Figure 1-2 , Figure 4 , which is the first embodiment of the utility model, and provides a special space bag for powdered materials, including a polyester fiber outer bag 1, the inner wall of the polyester fiber outer bag 1 is fixedly connected to the space bag body 2, the inner wall of the space bag body 2 is fixedly connected to the nylon packaging bag 3, the top of the polyester fiber outer bag 1 and the space bag body 2 is fixedly connected to a drawstring bag 4, the drawstring bag 4 is movably connected to a drawstring 5, and the drawstring 5 is provided with two connector components 6; a threaded hole 7 is provided on one side of the top surface of the nylon packaging bag 3, the threaded hole 7 is threadedly connected to a threaded rod 8, a through hole 9 is provided on the top surface of the threaded rod 8, a limit ring 10 is inserted into the through hole 9, and a sampling tube 11 is fixedly connected to the bottom surface, The polyester fiber outer bag 1 has the advantages of sunshade, strong heat insulation, UV protection, fire prevention and moisture resistance. The space bag body 2 is the main load-bearing bag. The nylon packaging bag 3 has the advantages of moisture resistance and good sealing, and can protect the powdered material from moisture. When in use, the drawstring bag 4 is sealed with the bag opening through the connector assembly 6 and the drawstring 5. It is easy to disassemble and assemble and the packaging is not easily damaged. When it is necessary to check the condition of the powdered material in the nylon packaging bag 3, rotate the threaded rod 8, and the threaded rod 8 is moved out of the threaded hole 7. The threaded rod 8, the limit ring 10 and the sampling tube 11 are taken out from the nylon packaging bag 3. The sampling tube 11 can check the status of the powdered material at different depths.

[0023] Example 2

[0024] Reference Figure 2 , Figure 4 A plurality of sampling holes 12 are provided around the sampling tube 11, a cover body 13 is inserted into the through hole 9, and the cover body 13 is located above the limiting ring 10. The sampling hole 12 can collect powdered materials, making it convenient for the staff to check the material status. The cover body 13 is inserted into the through hole 9 to help seal the through hole 9.

[0025] Reference Figure 2-3The connector assembly 6 includes a cylindrical rod 61, a cylindrical groove 62 and a clamping block 63. The drawstring 5 is movably connected to the two cylindrical rods 61. Multiple cylindrical grooves 62 are provided on both sides of the two cylindrical rods 61. Multiple cylindrical grooves 62 are slidably connected to multiple clamping blocks 63. Multiple clamping blocks 63 are penetrated to provide multiple circular holes 65. Multiple circular holes 65 are movably connected to the drawstring 5. Press the clamping block 63, the clamping block 63 moves in the cylindrical groove 62, and the movement of the clamping block 63 drives the circular holes 65 thereon to move. After the circular holes 65 move to the appropriate position, move the cylindrical rod 61 and the clamping block 63, and the cylindrical rod 61 and the clamping block 63 move on the drawstring 5. Through the cooperation of the components, the drawstring bag 4 is tightened. When opening, the reverse steps can be followed.

[0026] Reference Figure 3 One side of the inner part of the multiple cylindrical grooves 62 is fixedly connected to one end of the multiple springs 64, and the other end of the multiple springs 64 is fixedly connected to one side of the multiple clamping blocks 63. The clamping blocks 63 cooperate with the cylindrical grooves 62 to compress the springs 64. After moving to a suitable position, the clamping blocks 63 are released, and the springs 64 use elastic force to restore the clamping blocks 63 to their original positions. The clamping blocks 63 clamp the pull rope 5 to complete the fixation.

[0027] Reference Figure 2 The top surface of the nylon packaging bag 3 is connected to the connecting strip 14 and the connecting strip 2 15, and the connecting strip 14 is clamped with the connecting strip 2 15. When the powdery material is prevented from entering the nylon packaging bag 3, the nylon packaging bag 3 is sealed by the cooperation of the connecting strip 14 and the connecting strip 2 15.

[0028] Reference Figure 1-2 The outer wall of the polyester fiber outer bag 1 is fixedly connected to a reinforcing rib 16 , and the outer wall of the polyester fiber outer bag 1 is fixedly connected to a plurality of lifting ears 17 . The reinforcing rib 16 helps to strengthen the polyester fiber outer bag 1 , and the staff moves the polyester fiber outer bag 1 through the lifting ears 17 .

[0029] Example 3

[0030] Reference Figure 1-4, which is the third embodiment of the utility model. This embodiment is based on the above two embodiments. The polyester fiber outer bag 1 has the advantages of sunshade, strong heat insulation, UV protection, fire prevention and moisture resistance. The space bag body 2 is the main load-bearing bag. The nylon packaging bag 3 has the advantages of moisture resistance and good sealing, which can protect the powdered material from moisture. The reinforcing ribs 16 help strengthen the polyester fiber outer bag 1. The powdered material is added to the nylon packaging bag 3. Through the cooperation of the connecting strip 14 and the connecting strip 2 15, The nylon packaging bag 3 is sealed, and the clamping block 63 is pressed down. The clamping block 63 moves in the cylindrical groove 62. The clamping block 63 cooperates with the cylindrical groove 62 to compress the spring 64. The clamping block 63 moves to drive the circular hole 65 thereon to move. After the circular hole 65 moves to a suitable position, the cylindrical rod 61 and the clamping block 63 are moved. The cylindrical rod 61 and the clamping block 63 move on the pull rope 5. After moving to a suitable position, the clamping block 63 is released, and the spring 64 uses elastic force to restore the clamping block 63 to its original position. The clamping block 63 clamps the drawstring 5 to complete the fixation. When it is necessary to check the status of the powdered material, open the drawstring bag 4, rotate the threaded rod 8, the threaded rod 8 is moved out of the threaded hole 7, and the threaded rod 8, the limit ring 10 and the sampling tube 11 are taken out from the nylon packaging bag 3. The sampling hole 12 on the sampling tube 11 can collect the powdered material, which is convenient for the staff to check the status of the powdered material at different depths. The utility model has a drawstring bag 4 on the top of the polyester fiber outer bag 1 and the space bag body 2, which is convenient to seal through the cooperation of the clamping device assembly 6 and the drawstring 5 to prevent the powdered material from flowing out during transportation, which is convenient to use. The polyester fiber outer bag 1 has the advantages of sunshade, strong heat insulation, UV protection, fire protection and moisture resistance. The nylon packaging bag 3 has the advantages of moisture resistance and good sealing, which can fully guarantee the quality of the powdered material. The utility model is equipped with a sampling tube 11, and the staff can check the status of the powdered material through the sampling tube 11, which is convenient for understanding the status of the powdered material.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A space bag for powdery materials, comprising a polyester fiber outer bag (1), characterized in that: The inner wall of the polyester fiber outer bag (1) is fixedly connected to the space bag body (2), the inner wall of the space bag body (2) is fixedly connected to the nylon packaging bag (3), the tops of the polyester fiber outer bag (1) and the space bag body (2) are fixedly connected to a drawstring bag (4), the drawstring bag (4) is movably connected to a drawstring (5), and two snap-on assemblies (6) are provided on the drawstring (5); A threaded hole (7) is provided on one side of the top surface of the nylon packaging bag (3), the threaded hole (7) is threadedly connected to a threaded rod (8), a through hole (9) is provided through the top surface of the threaded rod (8), a limiting ring (10) is inserted inside the through hole (9), and the bottom surface is fixedly connected to a sampling tube (11).

2. A space bag for powdered materials according to claim 1, characterized in that: A plurality of sampling holes (12) are provided on the periphery of the sampling tube (11), a cover body (13) is inserted into the through hole (9), and the cover body (13) is located above the limiting ring (10).

3. A space bag for powdered materials according to claim 1, characterized in that: The connector assembly (6) comprises a columnar rod (61), a columnar groove (62) and a clamping block (63); the pull rope (5) is movably connected to the two columnar rods (61); a plurality of columnar grooves (62) are provided on both sides of the two columnar rods (61); the plurality of columnar grooves (62) are slidably connected to the plurality of clamping blocks (63); a plurality of circular holes (65) are provided through the plurality of clamping blocks (63); and the plurality of circular holes (65) are movably connected to the pull rope (5).

4. A space bag for powdered materials according to claim 3, characterized in that: One side of the interior of the plurality of columnar grooves (62) is fixedly connected to one end of a plurality of springs (64), and the other end of the plurality of springs (64) is fixedly connected to one side of a plurality of clamping blocks (63).

5. The space bag for powdered materials according to claim 1, characterized in that: The top surface of the nylon packaging bag (3) is connected to a first connecting strip (14) and a second connecting strip (15), and the first connecting strip (14) is clamped to the second connecting strip (15).

6. A space bag for powdered materials according to claim 1, characterized in that: The outer wall of the polyester fiber outer bag (1) is fixedly connected to a reinforcing rib (16), and the outer wall of the polyester fiber outer bag (1) is fixedly connected to a plurality of lifting ears (17).

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