Powdery material packaging bag

Abstract

The utility model provides a powdery material packaging bag which comprises a bag body and a sealing strip, the bag body is made of paper, the bag body comprises a bag body, a bag opening and a bag bottom, the bag bottom and the bag opening are arranged on the two sides of the bag body in a spaced mode, the sealing strip is located on the side, away from the bag bottom, of the bag opening, and the sealing strip is arranged in the length direction of the bag opening; two ends of the sealing strip are respectively provided with an extension part, the two extension parts respectively extend out of one side of the bag body, and after the sealing strip is bent towards the bag body, the sealing strip is bent towards the bag body through the extension parts so as to seal the bag opening; a first sealing clip chain is arranged at the bag opening, a second sealing clip chain is arranged outside the bag body, a draining layer is arranged in the bag body, and a draining layer is arranged at the position, below the first sealing clip chain, in the bag body; and the bag opening is sealed through the first sealing clip chains which are mutually matched and clamped. The sealing strip is arranged at the position of the bag opening of the bag body, the two ends of the sealing strip are provided with the extending parts respectively, and after the sealing strip is bent towards the bag body, the extending parts are bent towards the bag body, so that the bag opening of the bag body is sealed.

Description

Technical Field

[0001] The utility model belongs to the technical field of sample sampling, and more specifically relates to a powder material packaging bag. Background Art

[0002] At present, it is often necessary to collect powdered samples such as soil in experiments or surveys. Generally, ordinary plastic bags are used to pack the powdered samples. The sample information is usually marked on the outside of the bag in two ways. One is to mark the sample information on the outside of the bag with a marker, but the sample information is easy to fade or disappear due to contact friction; the other is to register the information on a label and then glue the label to the outside of the bag. This is not only troublesome to operate, but the label is easy to fall off due to friction or fall off due to the weakening of the stickiness of the label. Summary of the invention

[0003] Based on the technical problems existing in the prior art, the utility model provides a powder material packaging bag, aiming to solve the problem that soil samples are packed in ordinary plastic bags and the soil information is marked outside the bag and is not easy to preserve for a long time.

[0004] To achieve the above-mentioned purpose, according to the utility model, a powder material packaging bag is provided, including a bag body and a sealing strip, the bag body is made of paper material, the bag body includes a bag body, a bag opening and a bag bottom, the bag bottom and the bag opening are arranged on both sides of the bag body with intervals, the sealing strip is located on the side of the bag opening away from the bag bottom, and the sealing strip is arranged along the length direction of the bag opening; both ends of the sealing strip have extension parts, and the two extension parts each extend out of one side of the bag body. After the sealing strip is bent toward the bag body, it is bent toward the bag body through the extension part to close the bag opening; the bag opening is provided with a first sealing clip chain, the outside of the bag body is provided with a second sealing clip chain, the inside of the bag body is provided with a drainage layer, and the inside of the bag body is provided with a drainage layer below the first sealing clip chain; the bag opening is sealed by the first sealing clip chain that cooperates with each other.

[0005] Optionally, a sealing strip is provided on one side of the bag opening.

[0006] Optionally, the sealing strip is adhered to the bag body.

[0007] Optionally, the sealing strip includes a main body and an iron wire, and the iron wire is embedded in the main body along the length direction of the main body.

[0008] Optionally, the side surface of the bag body has a side sealing portion, and the length of the side sealing portion is at least 4 / 5 of the length of the side surface.

[0009] Optionally, the distance between the sealing strip and the bag opening is 2 cm to 4 cm.

[0010] Optionally, the length of the extension portion is not less than 1 / 10 of the length of the bag body.

[0011] The beneficial effects of the powder material packaging bag provided by the utility model are:

[0012] A sealing strip is arranged at the bag opening of the bag body, and both ends of the sealing strip have extension parts. After the sealing strip is bent toward the bag body, the extension parts are bent toward the bag body to seal the bag opening of the bag body. Since the bag body is made of paper material, relevant information can be directly registered on the bag body, which is convenient to use and easy to store. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0014] Figure 1 A schematic diagram of the structure of a powder material packaging bag provided by an embodiment of the utility model;

[0015] Figure 2 A front view of a powder material packaging bag provided by an embodiment of the utility model (sealed state);

[0016] Figure 3 A rear view of a powder material packaging bag provided by an embodiment of the utility model (in a sealed state);

[0017] Figure 4 A bottom view of a powder material packaging bag provided by an embodiment of the utility model (sealed state);

[0018] Figure 5 A front view of a powder material packaging bag provided by an embodiment of the utility model (in an open state);

[0019] Figure 6 A top view of a powdered material packaging bag provided in an embodiment of the utility model (in an open state);

[0020] Figure 7 A left side view of a powder material packaging bag provided in an embodiment of the utility model (in an open state);

[0021] Figure 8 This is a right side view (opened state) of the powder material packaging bag provided in an embodiment of the utility model.

[0022] The reference numerals in the above drawings are as follows:

[0023] 10. Sealing strip; 101. Extension part; 102. Main body; 103. Iron wire; 11. Bag body; 111. Front; 112. Back; 113. Side; 12. Bag opening; 13. Bag bottom; 14. Side sealing part; 15. First sealing clip chain; 16. Drainage layer; 161. Drainage hole; 17. Second sealing clip chain. DETAILED DESCRIPTION

[0024] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0025] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it may be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it may be directly connected to the other element or indirectly connected to the other element. In the absence of conflict, the embodiments of the present invention and the features in the embodiments may be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0026] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0027] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0028] As described in the background technology, currently, soil samples often need to be collected in soil experiments or surveys. Ordinary plastic bags are generally used to pack the soil samples. Soil information is usually marked on the outside of the bag in two ways. One is to mark the soil information on the outside of the bag with a marker, but the soil information is easily faded or disappeared due to contact friction; the other is to register the information on a label and then glue the label to the outside of the bag. This is not only troublesome to operate, but the label is also easy to fall off due to friction or fall off due to the weakening of the stickiness of the label.

[0029] See also Figures 1 to 8 As shown, in order to solve the above problems, an embodiment of the utility model provides a powder material packaging bag, including a bag body and a sealing strip 10, the bag body is made of paper material, the bag body includes a bag body 11, a bag opening 12 and a bag bottom 13, the bag opening 12 is provided with a first sealing clip chain 15, the outside of the bag body is provided with a second sealing clip chain 17, the inside of the bag body is provided with a drainage layer 16, the inside of the bag body is located below the first sealing clip chain 15 and the drainage layer 16 is provided with a plurality of drainage holes 161 on the front and rear side walls of the drainage layer 16, and the sealing layer 16 is provided with a plurality of drainage holes 161 on the front and rear side walls of the drainage layer 16. Below the seal 10, a first sealing clip chain 15 is provided on the front and rear side walls of the bag body, which are mutually engaged and clamped. The bag bottom 13 and the bag opening 12 are arranged at intervals on both sides of the bag body 11. The sealing strip 10 is located on the side of the bag opening 12 away from the bag bottom 13, and the sealing strip 10 is arranged along the length direction of the bag opening 12; both ends of the sealing strip 10 have extensions 101, and the two extensions 101 extend out of one side of the bag body. After the sealing strip 10 is bent toward the bag body 11, the extensions 101 are bent toward the bag body 11 to close the bag opening 12. Specifically, the collected soil sample is placed into the bag body through the bag opening 12, the bag opening is sealed by the first sealing clip chain 15 that is mutually engaged and clamped, the sealing strip 10 is bent toward the bag body 11, and then the two extensions 101 are bent toward the bag body 11, so that the sealing strip 10 seals the bag opening 12. It can be understood that the length direction of the bag body is the length direction of the bag opening 12, and the width direction of the bag body is perpendicular to the length direction of the bag body.

[0030] Optionally, the bag body is made of kraft paper.

[0031] Preferably, the interior of the kraft paper is coated with a silicate waterproofing agent.

[0032] By applying the above technical solution, the bag opening 12 is sealed by the first sealing clip chain 15 that cooperates with each other, and the sealing strip 10 is arranged at the bag opening 12 of the bag body. The two ends of the sealing strip 10 have extensions 101 respectively. After the sealing strip 10 is bent toward the bag body 11, the extension 101 is bent toward the bag body 11 to further seal the bag opening 12 of the bag body, which can effectively prevent soil from leaking out. Since the outer part of the bag body is made of paper material, relevant information can be directly registered on the bag body 11, which is convenient to use and easy to store. Since the inner part of the bag body is waterproofed with a silicate waterproofing agent, the silicate waterproofing agent forms a waterproof layer by penetrating the surface layer of kraft paper, which has a good waterproof effect.

[0033] See also Figures 5 to 8 As shown, in some embodiments, a sealing strip 10 is provided on one side of the bag opening 12. Since the sealing strip 10 is provided along the length direction of the bag opening 12, a sealing strip 10 extending along the length direction of the bag opening 12 is provided on any one of the two opposite sides in the width direction of the bag opening 12.

[0034] See also Figures 1 to 3 , Figure 5 As shown, in some embodiments, the sealing strip 10 is adhered to the bag body. Of course, the sealing strip 10 can also be fixed to the bag body in other ways, or the sealing strip 10 and the bag body can be integrally formed.

[0035] See also Figures 1 to 3 As shown, in some embodiments, the sealing strip 10 includes a main body 102 and a wire 103, and the wire 103 is embedded in the main body 102 along the length direction of the main body 102. The wire 103 is arranged along the length direction of the bag body, and both ends of the wire 103 exceed the edges of both sides of the bag body.

[0036] See also Figures 1 to 8 As shown, in some embodiments, the bag body 11 has a front side 111 and a back side 112 that are opposite and spaced apart, and two side sides 113 located between the front side 111 and the back side 112, and the two side sides 113 are opposite and spaced apart. One side 113 of the bag body 11 has a side sealing portion 14, and the length a of the side sealing portion 14 is at least 4 / 5 of the length b of the side 113. The side sealing portion 14 is used to close the side opening of the bag body 11 so that the bag body forms a closed accommodating space. Since the side sealing portion 14 is close to the edge of the side 113 and far away from the middle position, it is subjected to less force and is therefore not easy to break.

[0037] See also Figure 1 As shown, in some embodiments, the distance c between the sealing strip 10 and the bag opening 12 is 2 cm to 4 cm.

[0038] See also Figure 2 and Figure 3 As shown, in some embodiments, the length d of the extension portion 101 is not less than 1 / 10 of the length e of the bag body, so as to ensure that the extension portion 101 can be bent toward the bag body and hug the bag body to prevent the sealing strip 10 from opening.

[0039] In some embodiments, the bag opening 12 is provided with a first sealing clip chain 15, which is located below the sealing strip 10 and on the front and rear side walls of the bag body. The bag opening is sealed by the first sealing clip chain 15 cooperating and clamping with each other.

[0040] In some embodiments, Figure 5 As shown, a second sealing clip chain 17 is provided on the outside of the bag body, and the second sealing clip chain 17 is in a perpendicular relationship with the sealing strip, and is vertically arranged on the bag body 11, preferably vertically located between the sealing strip 10 and the bag body 11. The bag opening is further sealed by the second sealing clip chain 17 cooperating with each other to clamp. When both layers of sealing clip chains are opened, the soil can be taken out more conveniently.

[0041] In some embodiments, a drainage layer 16 is provided inside the bag body below the first sealing clip chain 15. The drainage layer 16 is a "U"-shaped drainage layer, and a plurality of drainage holes 161 are provided on the front and rear side walls of the drainage layer 16. When collecting moist soil for testing, lift the bag body and make it stand on the table. At this time, the moisture in the moist soil flows into the bottom of the bag body through the drainage holes 161 on the drainage layer 16. Since the inside of the bag body is waterproofed with a silicate waterproofing agent, the paper bag will not be damaged. After the collection is completed, pinch the first sealing clip chain 15, bend the sealing strip, register the relevant information on the outside of the bag body, and continue collecting.

[0042] In summary, the powder material packaging bag provided in this embodiment has at least the following beneficial technical effects:

[0043] (1) A first sealing clip chain 15 is provided below the sealing strip 10 on the front and rear side walls of the bag body, and the bag opening 12 is sealed by the first sealing clip chain 15. Then, the sealing strip 10 is provided at the bag opening 12 of the bag body. Both ends of the sealing strip 10 have extensions 101. After the sealing strip 10 is bent toward the bag body 11, the extensions 101 are bent toward the bag body 11 to further seal the bag opening 12 of the bag body. Finally, the bag opening is further sealed by the second sealing clip chain 17, and the three-layer sealing of the first sealing clip chain 15, the second sealing clip chain 17 and the sealing strip can effectively prevent soil from leaking out. The structure is simple and the sealing effect is good.

[0044] (2) The outer surface of the bag body is made of paper material, which is convenient for directly registering relevant information on the bag body 11, and is easy to use and store; the inner surface of the bag body is waterproofed with a silicate waterproofing agent, which forms a waterproof layer by penetrating the surface of the kraft paper, and has a good waterproof effect;

[0045] (3) The side sealing portion 14 is close to the edge of the side surface 113 and far away from the middle position, so it is subjected to less force and is not easy to break.

[0046] (4) A drainage layer 16 is provided inside the bag body. The drainage layer 16 is provided inside the bag body below the first sealing clip chain 15. A plurality of drainage holes 161 are provided on both the front and rear side walls of the drainage layer 16. By providing the drainage layer 16, moist soil can be collected for testing.

[0047] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A powder material packaging bag, characterized in that: It includes a bag body and a sealing strip. The bag body is made of paper material. The bag body includes a bag body, a bag opening and a bag bottom. The bag bottom and the bag opening are arranged at two sides of the bag body at intervals. The sealing strip is located on the side of the bag opening away from the bag bottom, and the sealing strip is arranged along the length direction of the bag opening. The two ends of the sealing strip have extension parts, and the two extension parts extend out of one side of the bag body respectively. After the sealing strip is bent toward the bag body, the extension parts are bent toward the bag body to close the bag opening; a first sealing clip chain is provided at the bag opening, and a second sealing clip chain is provided outside the bag body. The second sealing clip chain (17) is in a perpendicular relationship with the sealing strip and is vertically arranged on the bag body (11); a drainage layer is provided inside the bag body, and a drainage layer is provided inside the bag body below the first sealing clip chain; the bag opening is sealed by the first sealing clip chain that cooperates with each other and is clamped together.

2. The powder material packaging bag according to claim 1, characterized in that: A sealing strip is arranged on one side of the bag opening.

3. The powder material packaging bag according to claim 1, characterized in that: The sealing strip is adhered to the bag body.

4. The powder material packaging bag according to claim 1, characterized in that: The sealing strip comprises a main body and an iron wire, wherein the iron wire is embedded in the main body along the length direction of the main body.

5. The powder material packaging bag according to claim 1, characterized in that: The side surface of the bag body has a side sealing portion, and the length of the side sealing portion is at least 4 / 5 of the length of the side surface.

6. The powder material packaging bag according to claim 1, characterized in that: The distance between the sealing strip and the bag opening is 2cm to 4cm.

7. The powder material packaging bag according to claim 1, characterized in that: The length of the extension portion shall not be less than 1 / 10 of the length of the bag body.

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