Visual nonwoven fabric heat-insulating three-dimensional bag
By introducing CPP film and reinforcing structures into the nonwoven three-dimensional bag, the problem of bottom wrinkles in the three-dimensional bag was solved, enabling upright placement when empty and visualization of the contents inside.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- WENZHOU YIFEI INTELLIGENT MACHINERY CO LTD
- Filing Date
- 2025-07-21
- Publication Date
- 2026-06-23
Smart Images

Figure CN224393401U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of tote bag technology, and in particular to a visible non-woven insulated three-dimensional bag. Background Technology
[0002] A stand-up pouch is a type of packaging bag with a three-dimensional structure, which makes it easy to place milk tea inside and carry it for transport.
[0003] To facilitate transportation and storage, existing stand-up pouches are typically folded along the fold lines to form a flat shape before use. When in use, the pouch is unfolded to create a three-dimensional structure, making it convenient for normal use.
[0004] While existing stand-up pouches are convenient to unfold and use, the creases at the bottom of the pouch after unfolding can easily cause wrinkles, resulting in the pouch not being able to stand upright properly when empty.
[0005] Therefore, this solution provides a visible non-woven fabric heat-insulating three-dimensional bag to solve the above problems. Utility Model Content
[0006] The purpose of this utility model is to provide a visible non-woven fabric heat-insulating three-dimensional bag to solve the problem that although existing three-dimensional bags are easy to unfold and use, the bottom of the three-dimensional bag is prone to wrinkles after unfolding, which makes it impossible for the three-dimensional bag to stand upright normally when there is no object inside.
[0007] To solve the above-mentioned technical problems, the basic technical solution proposed by this utility model is as follows:
[0008] A visible nonwoven fabric heat-insulating three-dimensional bag includes a nonwoven fabric three-dimensional bag body, a CPP film is provided on the side wall of the nonwoven fabric three-dimensional bag body, a storage frame is installed on one side of the outer wall of the nonwoven fabric three-dimensional bag body, and a reinforcing member is provided inside the storage frame.
[0009] Preferably, the reinforcing member includes a first reinforcing plate, and a second reinforcing plate is installed on both sides of the end face of the first reinforcing plate. The two second reinforcing plates are respectively provided with Velcro hooks on the sides that are close to each other.
[0010] A through groove is provided on the lower side wall of the nonwoven fabric three-dimensional bag body.
[0011] Preferably, the reinforcing plate is inserted into the through groove, and the outer wall of the non-woven fabric three-dimensional bag body near the opening of the through groove is provided with hook and loop fasteners, and the hook and loop fasteners are adhered to each other.
[0012] Preferably, adhesive layers are provided on the upper front and rear sides of the inner cavity of the nonwoven fabric three-dimensional bag body, and release paper is provided on the side of the two adhesive layers that are close to each other.
[0013] Preferably, the bottom of the storage frame is closed, and the top of the storage frame is open.
[0014] Preferably, the nonwoven fabric three-dimensional bag body is provided with handles on the front and rear outer walls respectively.
[0015] Preferably, the inner wall of the through groove and the outer wall of the reinforcing plate are in close contact with each other.
[0016] The beneficial effects of this utility model are:
[0017] 1. By setting up reinforcing members and through grooves, this utility model enhances the integrity of the bottom of the non-woven three-dimensional bag body during use through the cooperation between the above structures, achieving the effect of standing upright even when there are no items inside the non-woven three-dimensional bag body.
[0018] 2. By setting a CPP film, this utility model allows the user to see the state and type of items inside the device during its use. Attached Figure Description
[0019] Figure 1 This is the front view of the present invention;
[0020] Figure 2 This is a rear view of the present invention;
[0021] Figure 3 This is a structural diagram of the storage frame of this utility model;
[0022] Figure 4 This is an axial view of the present invention;
[0023] Figure 5 This is a schematic diagram of the reinforcing member structure in this utility model;
[0024] Figure 6 for Figure 4 Enlarged structural diagram at point A in the middle.
[0025] Explanation of reference numerals in the attached drawings: 1. Non-woven fabric three-dimensional bag body; 2. Storage frame; 3. Handle; 4. CPP film; 5. Reinforcing component; 501. Reinforcing plate one; 502. Reinforcing plate two; 503. Hook and loop fastener side; 6. Hook and loop fastener side; 7. Through groove; 8. Adhesive layer. Detailed Implementation
[0026] Please refer to the following. Figures 1 to 6As shown, the technical solutions in the embodiments of this utility model are clearly and completely described. Obviously, the described embodiments are only a part of the embodiments of this utility model, and not all of them. Based on the embodiments of this utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of this utility model.
[0027] It should be noted that, in the embodiments of this utility model, the directions shown in the accompanying drawings shall prevail, such as front and back. Figure 1 For the sake of accuracy, the specific details should be as follows: Figure 1 The left side is the front. Figure 1 The right side is the rear; at the same time, as Figure 2 As shown, the horizontal direction is roughly defined as left and right, and the vertical direction is defined as up and down. If a specific orientation changes, the directional indication will also change accordingly.
[0028] This utility model provides a visible non-woven fabric heat-insulating three-dimensional bag, including a non-woven fabric three-dimensional bag body 1, a CPP film 4 provided on the side wall of the non-woven fabric three-dimensional bag body 1, a storage frame 2 installed on one side of the outer wall of the non-woven fabric three-dimensional bag body 1, and a reinforcing member 5 provided inside the storage frame 2.
[0029] Among them, the CPP film 4 is transparent, which makes it easy for users to observe the state and type of items inside the non-woven three-dimensional bag body 1 from the outside;
[0030] Furthermore, the side walls and components of the nonwoven three-dimensional bag body 1 are joined by ultrasonic welding, and the inner wall of the nonwoven three-dimensional bag body 1 is provided with an aluminum-plated film to enhance the heat insulation performance of the nonwoven three-dimensional bag body 1.
[0031] In a further embodiment, the reinforcing member 5 includes a first reinforcing plate 501, and a second reinforcing plate 502 is respectively installed on both sides of the end face of the first reinforcing plate 501. The two second reinforcing plates 502 are respectively provided with Velcro hook surfaces 503 on the side that is close to each other.
[0032] A through groove 7 is provided on the lower side wall of the non-woven fabric three-dimensional bag body 1;
[0033] In this embodiment, when the device is not in use, the two reinforcing plates 502 are folded toward the reinforcing plate 501, and then the reinforcing member 5 is inserted into the storage frame 2, thereby storing the reinforcing member 5 inside the storage frame 2.
[0034] In a further embodiment, the first reinforcing plate 501 is inserted into the through groove 7. On the outer wall of one side of the non-woven fabric three-dimensional bag body 1 near the opening of the through groove 7, a rough surface of a magic tape 6 is respectively provided, and the rough surface of the magic tape 6 is adhered to the hook surface 503 of the magic tape; on the upper sides of the front and rear sides of the inner cavity of the non-woven fabric three-dimensional bag body 1, adhesive layers 8 are respectively provided, and release papers are respectively provided on one sides of the two adhesive layers 8 close to each other.
[0035] In this embodiment, after the non-woven fabric three-dimensional bag body 1 is unfolded, Wuping is placed in the non-woven fabric three-dimensional bag body 1. Subsequently, the release paper on the adhesive layer 8 is torn off, and then the adhesive layers 8 on both sides of the non-woven fabric three-dimensional bag body 1 are adhered to each other to seal the non-woven fabric three-dimensional bag body 1.
[0036] In a further embodiment, the bottom of the storage frame 2 is closed, and the top of the storage frame 2 is open; on the outer walls of the front and rear sides of the non-woven fabric three-dimensional bag body 1, handles 3 are respectively provided; the inner wall of the through groove 7 is in mutual fit with the outer wall of the first reinforcing plate 501.
[0037] In this embodiment, the storage frame 2 is used to store the reinforcing member 5, and the handle 3 is used to lift the non-woven fabric three-dimensional bag body 1.
[0038] The working principle of the present utility model is as follows: When in use, the reinforcing member 5 is taken out from the storage frame 2. Subsequently, the first reinforcing plate 501 and the second reinforcing plate 502 are unfolded into a "one" shape, and the first reinforcing plate 501 and the second reinforcing plate 502 are inserted into the through groove 7, so that the first reinforcing plate 501 and the through groove 7 are completely overlapped.
[0039] Furthermore, the second reinforcing plate 502 is turned over into a "U" shape. At this time, the hook surface 503 of the magic tape is adhered to the rough surface of the magic tape 6. At this time, the first reinforcing plate 501 strengthens the integrity of the bottom of the non-woven fabric three-dimensional bag body 1, so that the non-woven fabric three-dimensional bag body 1 can stand normally even without items.
[0040] According to the disclosure and teachings of the above specification, those skilled in the art of the present utility model can also make changes and modifications to the above embodiments. Therefore, the present utility model is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present utility model should also fall within the protection scope of the claims of the present utility model. In addition, although some specific terms are used in this specification, these terms are only for convenience of description and do not constitute any limitation to the present utility model.
Claims
1. A visible nonwoven fabric heat-insulating three-dimensional bag, comprising a nonwoven fabric three-dimensional bag body (1), characterized in that, The nonwoven three-dimensional bag body (1) has a CPP film (4) on its side wall, and a storage frame (2) is installed on one side of the outer wall of the nonwoven three-dimensional bag body (1). A reinforcing member (5) is provided inside the storage frame (2).
2. The visible nonwoven thermal insulation three-dimensional bag according to claim 1, characterized in that: The reinforcing member (5) includes a first reinforcing plate (501), and a second reinforcing plate (502) is installed on both sides of the end face of the first reinforcing plate (501). The two second reinforcing plates (502) are respectively provided with Velcro hook surfaces (503) on the side of the two reinforcing plates (502) that are close to each other. A through groove (7) is provided on the lower side wall of the nonwoven fabric three-dimensional bag body (1).
3. The visible non-woven fabric heat-insulating three-dimensional bag according to claim 2, characterized in that: The reinforcing plate (501) is inserted into the through groove (7). The outer wall of the non-woven three-dimensional bag body (1) near the opening of the through groove (7) is provided with hook and loop fasteners (6). The hook and loop fasteners (6) are adhered to the hook and loop fasteners (503).
4. The visible non-woven thermal insulation three-dimensional bag according to claim 1, characterized in that: The nonwoven fabric three-dimensional bag body (1) has adhesive layers (8) on the upper front and rear sides of the inner cavity, and release paper is provided on the side of the two adhesive layers (8) that are close to each other.
5. A visible non-woven thermal insulation three-dimensional bag according to claim 1, characterized in that: The bottom of the storage box (2) is closed, and the top of the storage box (2) is open.
6. A visible non-woven thermal insulation three-dimensional bag according to claim 1, characterized in that: The nonwoven three-dimensional bag body (1) is provided with handles (3) on the front and rear outer walls respectively.
7. A visible non-woven thermal insulation three-dimensional bag according to claim 2, characterized in that: The inner wall of the through groove (7) and the outer wall of the reinforcing plate (501) are in contact with each other.