Flame-retardant polyester film for packaging
By designing clamping, zipper and flame retardant mechanisms in the flame retardant polyester film for packaging, the sealing and flame retardant effect of polyester film is achieved, and the problem of inconvenient wiring harness binding at the seal in the prior art is solved, and the high temperature environment is improved protection effect.
Patent Information
- Application Number
- CN202421048301.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-14
- Publication Date
- 2025-01-10
- Estimated Expiration
- 2034-05-14
AI Technical Summary
The existing flame-retardant polyester films for packaging are usually tied with wire harnesses at the seal, which leads to poor protection effect in high temperature or open flame environments, which leads to inconvenience in use.
A flame-retardant polyester film for packaging is designed, including a clamping mechanism, a zipper mechanism and a flame-retardant mechanism. The linear movement of the zipper housing drives the sliding movement of the flame-retardant mounting plate and the curtain, completely covering the polyester film layer, clamping The clamping block is snapped into the limiting block through the limiting slot to achieve the sealing and flame retardant effect of the polyester film.
It enhances the protection effect in high temperature environments, reduces damage to packaging items, brings convenience to the use of polyester films, and improves the flame retardant effect.
Smart Images
Figure CN222330404U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of polyester films, in particular to a flame-retardant polyester film for packaging. Background Art
[0002] Electrical polyester film is a plastic film made of polyester resin, which has the characteristics of high transparency, good mechanical strength, high chemical stability, etc. It is often used in food packaging, industrial packaging, electronic product protection and other fields. The transportation environment of polyester film after packaging is a dry ignition environment. In order to protect the internal packaging items, a flame retardant polyester film is needed.
[0003] At present, most of the flame-retardant polyester films used for packaging on the market have a flame-retardant layer added to the outside of the polyester film, and the sealing part is generally tied with a harness. When encountering high temperature, open flame and other environments, the protection effect on the internal items is not ideal, which brings inconvenience to people using polyester film. Utility Model Content
[0004] The purpose of the utility model is to provide a flame-retardant polyester film for packaging, so as to solve the problem that the sealing part is generally tied with a harness in the above-mentioned background technology. To achieve the above-mentioned purpose, the utility model provides the following technical solution: a flame-retardant polyester film for packaging, comprising a packaging film, one side of the packaging film is fixedly connected to one side of a clamping mechanism, one side of the packaging film is fixedly connected to one side of a zipper mechanism, and one side of the zipper mechanism is fixedly connected to one side of a flame-retardant mechanism.
[0005] One side of the flame retardant mechanism is movably abutted against the outer side wall of the sliding mechanism, and one end of the sliding mechanism is fixedly connected to the front side of the packaging film.
[0006] Preferably, the packaging film comprises a flame retardant layer, a polyester film layer and a packaging block, the inner wall of the flame retardant layer is fixedly connected to the outer wall of the polyester film layer, and the top of one side of the polyester film layer is fixedly connected to the bottom of the packaging block, a sliding abutment groove is provided on the front side of the outer top of the polyester film layer, and a sliding limit groove is provided on the front side of the rear top of the polyester film layer.
[0007] Preferably, the clamping mechanism consists of a clamping limit block, a clamping card plate and a clamping abutment plate, a limit groove is arranged inside the clamping limit block, and the inner wall of the limit groove is movably clamped with the outer wall of the clamping card plate, the back side of the clamping limit block is fixedly connected to the inner top front side of the crocodile polyester film layer, and the front side of the clamping card plate is fixedly connected to the back side of the clamping abutment plate, and the front side of the clamping abutment plate is fixedly connected to the inner top back side of the polyester film layer.
[0008] Preferably, the zipper mechanism includes a zipper block, a zipper shell, a zipper limit block and a zipper column, the outer wall of the zipper block is slidably connected to the inner wall of the sliding groove, and the front side of the zipper block is fixedly connected to the inner front side of the zipper shell, the inner back side of the zipper shell is fixedly connected to the back side of the zipper limit block, and the inner top wall of the zipper shell is fixedly connected to the top of the zipper column.
[0009] Preferably, the flame retardant mechanism consists of two flame retardant mounting plates, two flame retardant vertical curtains and a flame retardant horizontal curtain, one side of the two flame retardant mounting plates is fixedly connected to one side of the zipper shell, and the other sides of the two flame retardant mounting plates are respectively fixedly connected to one side of the two flame retardant vertical curtains, and the tops of the two flame retardant vertical curtains are fixedly connected to the bottoms of both sides of the flame retardant horizontal curtains.
[0010] Preferably, the sliding mechanism includes two sliding rods, a sliding fixing box and a sliding block, the outer side walls of the two sliding rods are respectively slidably connected to one side of the flame retardant horizontal curtain and the flame retardant vertical curtain, and one end of the two sliding rods is fixedly connected to the inner side wall of the sliding fixing box, the inner bottom wall of the sliding fixing box is fixedly connected to the bottom of the sliding block, and the other ends of the two sliding rods are fixedly connected to the front of the packaging block.
[0011] Compared with the prior art, the utility model has the following beneficial effects:
[0012] In the utility model, by pulling the zipper shell, the linear movement of the zipper shell drives the flame retardant mounting plate to move linearly, and the flame retardant vertical curtain and the flame retardant horizontal curtain move linearly through the sliding rod. When the zipper shell moves to the packaging block, the flame retardant curtain can completely cover the polyester film layer, which can prevent the external high temperature from damaging the packaged items in the polyester film layer, enhance the flame retardant effect of the device, and bring convenience for people to use polyester film.
[0013] In the utility model, the linear motion of the zipper shell drives the linear motion of the zipper resisting block, and the linear motion of the zipper resisting block can drive the clamping resisting plate to move into the film by squeezing the polyester film layer, and the movement of the clamping resisting plate into the film drives the clamping card to move into the film, and the movement of the clamping card into the film can be clamped in the clamping limit block through the limit groove, and the polyester film layer can be completely closed by pulling the zipper shell, which can reduce the damage of the packaged articles in the polyester film layer caused by the external high temperature, and brings convenience to people in using polyester film. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0015] Figure 2 It is a cross-sectional view of the utility model;
[0016] Figure 3 It is an exploded view of the utility model;
[0017] Figure 4 For the utility model Figure 3 A magnified view of the structure at center;
[0018] Figure 5 For the utility model Figure 3 Enlarged view of the middle zipper mechanism;
[0019] Figure 6 For the utility model Figure 3 Enlarged view of the medium flame retardant vertical curtain;
[0020] Figure 7 For the utility model Figure 3 Enlarged view of the structure at point B in the middle.
[0021] In the figure: 1. packaging film; 101. flame retardant layer; 102. polyester film layer; 103. packaging block; 2. clamping mechanism; 201. clamping limit block; 202. clamping card; 203. clamping abutment plate; 3. zipper mechanism; 301. zipper abutment block; 302. zipper shell; 303. zipper limit block; 304. zipper abutment column; 4. flame retardant mechanism; 401. flame retardant mounting plate; 402. flame retardant vertical curtain; 403. flame retardant horizontal curtain; 5. sliding mechanism; 501. sliding rod; 502. dynamic fixing box; 503. sliding block. DETAILED DESCRIPTION
[0022] 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 technical personnel in this field without creative work are within the scope of protection of the utility model.
[0023] See also Figures 1 to 7 The utility model provides a technical solution: a flame-retardant polyester film for packaging, comprising a packaging film 1, one side of the packaging film 1 is fixedly connected to one side of a clamping mechanism 2, one side of the packaging film 1 is fixedly connected to one side of a zipper mechanism 3, and one side of the zipper mechanism 3 is fixedly connected to one side of a flame-retardant mechanism 4.
[0024] One side of the flame retardant mechanism 4 is movably abutted against the outer side wall of the sliding mechanism 5 , and one end of the sliding mechanism 5 is fixedly connected to the front side of the packaging film 1 .
[0025] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7As shown, the packaging film 1 includes a flame retardant layer 101, a polyester film layer 102 and a packaging block 103. The inner wall of the flame retardant layer 101 is fixedly connected to the outer wall of the polyester film layer 102, and the top of one side of the polyester film layer 102 is fixedly connected to the bottom of the packaging block 103. A sliding groove is provided on the front side of the outer top of the polyester film layer 102, and a sliding limit groove is provided on the front side of the rear top of the polyester film layer 102. The flame retardant layer 101 can prevent external high temperature from burning into the film.
[0026] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 As shown, the clamping mechanism 2 consists of a clamping limit block 201, a clamping card plate 202 and a clamping abutment 203. A limit groove is arranged inside the clamping limit block 201, and the inner wall of the limit groove is movably connected to the outer wall of the clamping card plate 202. The back of the clamping limit block 201 is fixedly connected to the inner top front of the crocodile polyester film layer 102, and the front of the clamping card plate 202 is fixedly connected to the back of the clamping abutment 203. The front of the clamping abutment 203 is fixedly connected to the inner top back of the polyester film layer 102, and the clamping card plate 202 can be inserted into the clamping limit block 201 through the limit groove.
[0027] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 As shown, the zipper mechanism 3 includes a zipper block 301, a zipper shell 302, a zipper limit block 303 and a zipper column 304. The outer wall of the zipper block 301 is slidably connected to the inner wall of the sliding groove, and the front of the zipper block 301 is fixedly connected to the inner front of the zipper shell 302, the inner back of the zipper shell 302 is fixedly connected to the back of the zipper limit block 303, and the inner top wall of the zipper shell 302 is fixedly connected to the top of the zipper column 304. When the zipper shell 302 is pulled, the zipper shell 302 moves linearly to drive the zipper The block 301 moves linearly, and the linear movement of the zipper block 301 can drive the clamping plate 203 to move into the film by squeezing the polyester film layer 102. The movement of the clamping plate 203 into the film drives the clamping card 202 to move into the film. The clamping card 202 moving into the film can be clamped in the clamping limit block 201 through the limit groove. The polyester film layer 102 can be completely closed by pulling the zipper shell 302, which can reduce the damage of the packaged items in the polyester film layer 102 caused by the external high temperature, and brings convenience to people's use of polyester film.
[0028] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 As shown, the flame retardant mechanism 4 is composed of two flame retardant mounting plates 401, two flame retardant vertical curtains 402 and a flame retardant horizontal curtain 403, one side of the two flame retardant mounting plates 401 is fixedly connected to one side of the zipper housing 302, and the other sides of the two flame retardant mounting plates 401 are respectively fixedly connected to one side of the two flame retardant vertical curtains 402, the tops of the two flame retardant vertical curtains 402 are fixedly connected to the bottoms of both sides of the flame retardant horizontal curtains 403, and the linear movement of the zipper housing 302 drives the flame retardant mounting plates 401 to move linearly.
[0029] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 As shown, the sliding mechanism 5 includes two sliding rods 501, a sliding fixed box 502 and a sliding block 503, the outer side walls of the two sliding rods 501 are slidably connected to one side of the flame retardant horizontal curtain 403 and the flame retardant vertical curtain 402 respectively, and one end of the two sliding rods 501 is fixedly connected to the inner side wall of the sliding fixed box 502, the inner bottom wall of the sliding fixed box 502 is fixedly connected to the bottom of the sliding block 503, and the other end of the two sliding rods 501 is fixedly connected to the front of the packaging block 103, the flame retardant vertical curtain 402 and the flame retardant horizontal curtain 403 move linearly through the sliding rod 501, and when the zipper shell 302 moves to the packaging block 103, the flame retardant curtain can completely cover the polyester film layer 102, which can prevent the external high temperature from damaging the packaged items in the polyester film layer, thereby enhancing the flame retardant effect of the device and bringing convenience to people using polyester film.
[0030] The use method and advantages of the utility model: When the flame-retardant polyester film for packaging is in operation, the working process is as follows:
[0031] like Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7As shown, by pulling the zipper housing 302, the zipper housing 302 linearly moves and drives the zipper block 301 to linearly move. The linear movement of the zipper block 301 can drive the clamping plate 203 to move into the film by squeezing the polyester film layer 102. The movement of the clamping plate 203 into the film drives the clamping card 202 to move into the film. The clamping card 202 can move into the film and can be stuck in the clamping limit block 201 through the limit groove. By pulling the zipper housing 302, the polyester film layer 102 can be completely closed, which can reduce the impact of external high temperature on the zipper. The damage to the packaged items in the polyester film layer 102 brings convenience to people using polyester film. The linear motion of the zipper shell 302 drives the flame retardant mounting plate 401 to move linearly. The flame retardant vertical curtain 402 and the flame retardant horizontal curtain 403 move linearly through the sliding rod 501. When the zipper shell 302 moves to the packaging stopper 103, the flame retardant curtain can completely cover the polyester film layer 102, which can prevent the external high temperature from damaging the packaged items in the polyester film layer, enhance the flame retardant effect of the device, and bring convenience to people using polyester film.
[0032] The above shows and describes the basic principle, main features and advantages of the utility model. Technical staff in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.
Claims
1. A flame-retardant polyester film for packaging, comprising a packaging film (1), characterized in that: One side of the packaging film (1) is fixedly connected to one side of the clamping mechanism (2), one side of the packaging film (1) is fixedly connected to one side of the zipper mechanism (3), and one side of the zipper mechanism (3) is fixedly connected to one side of the flame retardant mechanism (4); One side of the flame retardant mechanism (4) is movably abutted against the outer side wall of the sliding mechanism (5), and one end of the sliding mechanism (5) is fixedly connected to the front side of the packaging film (1).
2. The flame-retardant polyester film for packaging according to claim 1, characterized in that: The packaging film (1) comprises a flame retardant layer (101), a polyester film layer (102) and a packaging stopper (103); the inner wall of the flame retardant layer (101) is fixedly connected to the outer wall of the polyester film layer (102), and the top of one side of the polyester film layer (102) is fixedly connected to the bottom of the packaging stopper (103); a sliding abutment groove is provided on the front side of the outer top of the polyester film layer (102), and a sliding limit groove is provided on the front side of the rear top of the polyester film layer (102).
3. The flame-retardant polyester film for packaging according to claim 2, characterized in that: The clamping mechanism (2) is composed of a clamping limit block (201), a clamping clamping plate (202) and a clamping abutment plate (203); a limit groove is arranged inside the clamping limit block (201), and the inner wall of the limit groove is movably clamped with the outer wall of the clamping clamping plate (202); the back side of the clamping limit block (201) is fixedly connected to the inner top front side of the crocodile polyester film layer (102), and the front side of the clamping clamping plate (202) is fixedly connected to the back side of the clamping abutment plate (203); and the front side of the clamping abutment plate (203) is fixedly connected to the inner top back side of the polyester film layer (102).
4. The flame-retardant polyester film for packaging according to claim 2, characterized in that: The zipper mechanism (3) comprises a zipper stop block (301), a zipper shell (302), a zipper limit block (303) and a zipper stop column (304); the outer wall of the zipper stop block (301) is slidably connected to the inner wall of the sliding stop groove, and the front surface of the zipper stop block (301) is fixedly connected to the inner front surface of the zipper shell (302), the inner back surface of the zipper shell (302) is fixedly connected to the back surface of the zipper limit block (303), and the inner top wall of the zipper shell (302) is fixedly connected to the top of the zipper stop column (304).
5. The flame-retardant polyester film for packaging according to claim 4, characterized in that: The flame retardant mechanism (4) is composed of two flame retardant mounting plates (401), two flame retardant vertical curtains (402) and a flame retardant horizontal curtain (403); one side of the two flame retardant mounting plates (401) is fixedly connected to one side of the zipper housing (302); the other sides of the two flame retardant mounting plates (401) are respectively fixedly connected to one side of the two flame retardant vertical curtains (402); the tops of the two flame retardant vertical curtains (402) are fixedly connected to the bottoms of both sides of the flame retardant horizontal curtain (403).
6. The flame-retardant polyester film for packaging according to claim 5, characterized in that: The sliding mechanism (5) comprises two sliding rods (501), a sliding fixing box (502) and a sliding stopper (503); the outer side walls of the two sliding rods (501) are respectively slidably connected to one side of the flame retardant horizontal curtain (403) and the flame retardant vertical curtain (402); one end of the two sliding rods (501) is fixedly connected to the inner side wall of the sliding fixing box (502); the inner bottom wall of the sliding fixing box (502) is fixedly connected to the bottom of the sliding stopper (503); and the other ends of the two sliding rods (501) are fixedly connected to the front side of the packaging stopper (103).