CN213621174U - Flame-retardant composite food bag - Google Patents
Flame-retardant composite food bag Download PDFInfo
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- CN213621174U CN213621174U CN202022121809.3U CN202022121809U CN213621174U CN 213621174 U CN213621174 U CN 213621174U CN 202022121809 U CN202022121809 U CN 202022121809U CN 213621174 U CN213621174 U CN 213621174U
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Abstract
The utility model relates to a fire-retardant compound food bag, including the food bag body, be equipped with on the top of food bag body and fill gas handle area, and inlay respectively in the lateral wall about the food bag body and be equipped with cylinder body and gas-supply pipe, the cylinder body top is passed through the gas-supply pipe and is connected with inflating the handle area, be provided with piston and spring in the cylinder body, the both ends of spring are connected with piston bottom and cylinder body bottom respectively, the bottom of cylinder body is connected with intake pipe and outlet duct respectively, the inlet end of intake pipe is located the outer wall of food bag body, and be provided with the check valve that admits air in the intake pipe, the outlet duct is located the inner wall of food bag body, and be provided with. The utility model discloses utilize the exhaust and the inspiration process of cylinder body, through the intake pipe with external air inspiration cylinder body promptly, inside rethread outlet duct carried the gas in the cylinder body to the food bag body, made the inside and external air intercommunication of food bag body, the gas permeability is better, and the radiating effect preferred can provide longer fresh-keeping effect.
Description
Technical Field
The utility model belongs to the technical field of the food bag, in particular to fire-retardant compound food bag.
Background
Food bags are commonly found in life for holding various foods, and composite food bags are particularly common.
At present, the surface of the existing composite food bag is closed by pressing thin paper or plastic film, and the top of the composite food bag is provided with a bag opening, after bread is put into the bag, the bag opening is closed to package the bread, so that dust or insects and ants are prevented from entering the bag to affect the quality of the bread, but the existing composite food bag has the following defects: the bag has poor air permeability, poor heat dissipation effect and short food preservation time, particularly, the bag is filled with the bread which is just baked, the air permeability is not uniform, the bag is not beneficial to heat dissipation and air exhaust, and the bread is easy to mildew, so that the waste of food is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at not enough and provide a fire-retardant compound food bag to prior art, through the food bag body, fill the cooperation design of air stripping hand tape, cylinder body and gas-supply pipe, it is relatively poor effectively to solve current food bag gas permeability, and the radiating effect is not good and the short scheduling problem of fresh-keeping time of food.
The utility model discloses the technical scheme who adopts:
the utility model provides a fire-retardant compound food bag, includes the food bag body, the food bag body adopts fire-retardant material to make, be provided with on the top of food bag body and fill gas handle area, just inlay respectively in the lateral wall about the food bag body and be equipped with cylinder body and gas-supply pipe, the cylinder body top pass through the gas-supply pipe with it connects to aerify the handle area, be provided with piston and spring in the cylinder body, the both ends of spring respectively with piston bottom and cylinder body bottom are connected, the bottom of cylinder body is connected with intake pipe and outlet duct respectively, the inlet end of intake pipe is located on the outer wall of food bag body, just be provided with the check valve that admits air in the intake pipe, the outlet duct is located on the inner wall of food bag body, just be provided with the exhaust check valve on the outlet.
Further, fire-retardant material includes polyester packaging layer, tin foil layer, kraft paper and plastic wrap, the polyester packaging layer is located the front surface of food bag body, the tin foil layer sets up polyester packaging layer bottom, the kraft paper sets up the bottom on tin foil layer, the plastic wrap sets up the bottom of kraft paper.
Furthermore, an anti-skid layer is arranged on the outer surface of the inflating lifting belt.
Further, be provided with the filter screen that admits air on the inlet end of intake pipe, the filter screen that admits air is located on the food bag body outer wall.
Furthermore, an exhaust filter screen is arranged at the air outlet end of the air outlet pipe and is positioned on the inner wall of the food bag body.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses simple structure, convenient to use, through the food bag body, fill the gas hand strap, the cooperation design of cylinder body and gas-supply pipe, utilize the exhaust and the inspiration process of cylinder body, through the intake pipe with external air inspiration cylinder body promptly, inside the rethread outlet duct carries the gas in the cylinder body to the food bag body, make the inside and external air intercommunication of food bag body, effectively improve the air mobility of the inside of food bag body, the gas permeability is better, the radiating effect preferred can provide longer fresh-keeping effect.
2. The food bag body is made of flame-retardant materials, so that the food bag body has a flame-retardant function.
3. The inflating handle belt is in a bulging state after being extruded, so that a user can conveniently grab the inflating handle belt and lift the food bag body through the inflating handle belt.
4. The utility model discloses specially adapted bread that has just baked packs bread into the food bag body after, closes the sack, utilizes the exhaust and the suction process of cylinder body, makes the inside and external air intercommunication of food bag body, promotes the inside air flow of food bag body, has good gas permeability and thermal diffusivity, prevents effectively that bread from taking place to milden and rot.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a cross-sectional view of the present invention;
FIG. 3 is a schematic structural view of the flame retardant material of the present invention;
in the figure: 1. a food bag body; 2. an air inlet filter screen; 3. an air inlet end; 4. inflating to lift the hand strap; 5. a gas delivery pipe; 6. an air inlet pipe; 7. a cylinder body; 8. a piston; 9. a spring; 10. an air inlet check valve; 11. an air outlet pipe; 12. an exhaust check valve; 13. an exhaust filter screen; 14. an air outlet end; 15. a polyester packaging layer; 16. a tin foil layer; 17. kraft paper; 18. a preservative film; 19. and (4) a bag opening.
Detailed Description
In order to better understand the technical content of the present invention, the following embodiments are provided, and the present invention is further described with reference to the accompanying drawings.
Referring to fig. 1 to 2, the utility model provides a flame-retardant composite food bag, which comprises a food bag body 1, wherein the food bag body 1 is used for containing bread, after the bread is filled into the food bag body 1, a bag opening 19 is closed to prevent dust or insects from entering the food bag body 1 and affecting the quality of food, the food bag body 1 is made of flame-retardant material, so that the food bag body 1 has the flame-retardant function, an air inflation lifting handle belt 4 is arranged on the top of the food bag body 1, a user can lift the food bag body 1 through the air inflation lifting handle belt 4, a cylinder body 7 and an air pipe 5 are respectively embedded in the left side wall and the right side wall of the food bag body 1, the top of the cylinder body 7 is mutually communicated with the air inflation lifting handle belt 4 through the air pipe 5, a piston 8 and a spring 9 are arranged in the cylinder body 7, two ends of the spring 9 are respectively connected with the bottom of the piston 8 and the bottom of the cylinder body 7, the bottom of the cylinder body 7 is respectively connected with an air inlet pipe 6 and an air outlet pipe 11, the air inlet end 3 of the air inlet pipe 6 is positioned at the upper part of the outer wall of the food bag body 1, the air inlet pipe 6 is provided with an air inlet one-way valve 10, the air inlet pipe 6 sucks the outside air into the cylinder body 7 through the air inlet end 3, the air inlet pipe 6 is controlled by the air inlet one-way valve 10 to only suck the air and not discharge the air, the air outlet pipe 11 is positioned at the lower part of the inner wall of the food bag body 1, the air outlet pipe 11 is provided with an exhaust one-way valve 12, the air outlet pipe 11 conveys the air in the cylinder body 7 to the interior of the food bag body 1, the air outlet pipe 11 is controlled by the exhaust one-way valve 12 to only discharge the air and not suck the air, a vent pipe can be arranged in the food bag body 1, the air inlet end of the, and it is located the outer wall of food bag body 1, if the atmospheric pressure in the food bag body 1 reaches the threshold value, the inside part gas of food bag body 1 is discharged from the breather pipe.
Specifically, fire-retardant material includes polyester packaging layer 15, tin foil layer 16, kraft paper 17 and plastic wrap 18, and polyester packaging layer 15 is located the front surface of food bag body 1, and tin foil layer 16 sets up in polyester packaging layer 15 bottom, and kraft paper 17 sets up in the bottom of tin foil layer 16, and plastic wrap 18 sets up in kraft paper 17's bottom. The polyester packaging layer 15 and the tin foil layer 16 are fixed in a pressing mode, the tin foil layer 16 and the kraft paper 17 are fixed in a pressing mode, and the kraft paper 17 and the preservative film 18 are adsorbed by static electricity, so that the food bag body 1 has a flame-retardant function.
Specifically, an anti-slip layer is arranged on the outer surface of the inflatable handle belt 4. The friction force between the palm of the user and the inflatable handbag can be effectively increased by utilizing the anti-slip layer, the user can be effectively ensured to grasp the inflatable lifting hand strap 4, and the hand slip is avoided.
Specifically, be provided with air intake filter 2 on the inlet end 3 of intake pipe 6, air intake filter 2 is located 1 outer wall of food bag body. Effectively prevent that external debris from being adsorbed in the intake pipe 6, cause the jam easily, influence the effect of breathing in of intake pipe 6.
Specifically, an air outlet end 14 of the air outlet pipe 11 is provided with an air outlet filter screen 13, and the air outlet filter screen 13 is positioned on the inner wall of the food bag body 1. The sundries in the food bag body 1 are effectively prevented from carelessly falling into the air outlet end 14 of the air outlet pipe 11, so that the blockage is easily caused and the air exhaust effect of the air outlet pipe 11 is influenced.
The utility model discloses a theory of operation does:
when the food bag is used, the bag opening 19 of the food bag body 1 is opened, bread, particularly bread which is just baked, is filled in the bag opening 19, and a user lifts the food bag body 1 through the inflating and lifting hand belt 4 and then transports the food bag;
in the transportation process, as the air in the food bag body 1 does not flow, the food bag is easy to heat, poor in air permeability, poor in heat dissipation effect and short in preservation time, and the bread just baked is easy to mildew, so that the waste of food is caused; the user holds the inflating handle belt 4 in the palm, intermittently extrudes the inflating handle belt 4 to convey the gas in the inflating handle belt 4 into the cylinder 7, the air pressure in the cylinder 7 is increased, the piston 8 overcomes the elasticity of the spring 9 to slide downwards, at the moment, the air inlet one-way valve 10 of the air inlet pipe 6 is closed, the air outlet one-way valve 12 of the air outlet pipe 11 is opened, the gas below the piston 8 is discharged into the food bag body 1 through the air outlet end 14 of the air outlet pipe 11, the air in the food bag body 1 flows, the temperature in the food bag body is reduced, the heat dissipation function is good, if the user loosens the inflating handle belt 4 and does not extrude the inflating handle belt, at the moment, the air outlet one-way valve 12 is closed, the air inlet one-way valve 10 is opened, the spring 9 drives the piston 8 to slide upwards through the elasticity of the spring, and part of the gas above the piston 8 flows to the inflating handle belt, guarantee to fill gas hand strap 4 and be in the state of tympanites, portable food bag body 1, and the atmospheric pressure of piston 8 below is lower, then through intake pipe 6 with external air suction cylinder body 7 in to this circulation is reciprocal, make 1 inside and outside air intercommunication of food bag body, effectively improve 1 inside air mobility of food bag body, have good gas permeability, the radiating effect is good, can provide long-time fresh-keeping effect, it is convenient and the practicality is better to carry food.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. A flame-retardant composite food bag is characterized in that: including the food bag body, the food bag body adopts fire-retardant material to make, be provided with on the top of food bag body and fill gas lifting handle area, just inlay respectively in the lateral wall about the food bag body and be equipped with cylinder body and gas-supply pipe, the cylinder body top pass through the gas-supply pipe with it connects to aerify the handle area, be provided with piston and spring in the cylinder body, the both ends of spring respectively with piston bottom and cylinder body bottom are connected, the bottom of cylinder body is connected with intake pipe and outlet duct respectively, the inlet end of intake pipe is located on the outer wall of food bag body, just be provided with the check valve that admits air in the intake pipe, the outlet duct is located on the inner wall of food bag body, just be provided with the exhaust check valve on the outlet duct.
2. The flame retardant composite food bag of claim 1, wherein: flame retardant material includes polyester packaging layer, tin foil layer, kraft paper and plastic wrap, the polyester packaging layer is located the front surface of food bag body, the tin foil layer sets up polyester packaging layer bottom, the kraft paper sets up the bottom on tin foil layer, the plastic wrap sets up the bottom of kraft paper.
3. The flame retardant composite food bag of claim 1, wherein: and an anti-skid layer is arranged on the outer surface of the inflating hand strap.
4. The flame retardant composite food bag of claim 1, wherein: an air inlet filter screen is arranged at the air inlet end of the air inlet pipe and is positioned on the outer wall of the food bag body.
5. The flame retardant composite food bag of claim 1, wherein: an exhaust filter screen is arranged on the air outlet end of the air outlet pipe and is positioned on the inner wall of the food bag body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022121809.3U CN213621174U (en) | 2020-09-24 | 2020-09-24 | Flame-retardant composite food bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022121809.3U CN213621174U (en) | 2020-09-24 | 2020-09-24 | Flame-retardant composite food bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213621174U true CN213621174U (en) | 2021-07-06 |
Family
ID=76653471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022121809.3U Active CN213621174U (en) | 2020-09-24 | 2020-09-24 | Flame-retardant composite food bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213621174U (en) |
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2020
- 2020-09-24 CN CN202022121809.3U patent/CN213621174U/en active Active
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