CN216402079U - Degradable plastic bottle with excellent gas barrier performance - Google Patents

Abstract

The utility model discloses a degradable plastic bottle with excellent gas barrier performance, which relates to the field of plastic bottles and aims at solving the problems that when a bottle cap is opened, liquid in the plastic bottle can be contacted with air, so that the liquid in the plastic bottle is easy to deteriorate, and the time for storing the liquid is shortened. The air-blocking device is novel in structure, and can be used for blocking air and reducing the contact between air and liquid when the plastic bottle is opened for use, so that the quality guarantee period of the liquid in the plastic bottle is prolonged, and the use performance of the plastic bottle is improved.

Description

Degradable plastic bottle with excellent gas barrier performance

Technical Field

The utility model relates to the field of plastic bottles, in particular to a degradable plastic bottle with excellent gas barrier property.

Background

The plastic bottle is mainly made of polyethylene or polypropylene and various organic solvents, the plastic bottle is widely made of Polyester (PET), Polyethylene (PE) and polypropylene (PP), after the corresponding organic solvents are added, the plastic bottle is heated at high temperature and then subjected to blow molding, extrusion blowing or injection molding through a plastic mold, and the plastic bottle is mainly used for liquid or solid disposable plastic packaging containers of beverages, foods, pickles, honey, dried fruits, edible oil, agricultural and veterinary drugs and the like, and has the characteristics of being not easy to break, low in cost, high in transparency, food-grade raw materials and the like.

When the bottle cap is opened, the liquid in the plastic bottle can be contacted with the air for a long time, so that the liquid in the plastic bottle is easy to deteriorate, and the storage time of the liquid is shortened. Therefore, in order to solve such problems, we propose a degradable plastic bottle excellent in gas barrier properties.

SUMMERY OF THE UTILITY MODEL

The degradable plastic bottle with excellent gas barrier performance provided by the utility model solves the problems that when a bottle cap is opened, liquid in the plastic bottle can be contacted with air for a long time, so that the liquid in the plastic bottle is easy to deteriorate, and the liquid storage time is shortened.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a degradable plastic bottle that choke performance is excellent, includes bottle and bottle lid down, bottle top fixed connection is equipped with the bottle down, just the bottle communicates with last bottle down, the bottle lid rotates to be installed in last bottle circumference lateral wall top, just bottle lid top fixed mounting has the change, it has down the oil pipe to go up bottle circumference lateral wall fixed mounting, just it runs through the setting of bottle to fall the oil pipe, just fixed mounting has the choke mechanism in the oil pipe to fall.

Through adopting above-mentioned technical scheme, the top at last bottle is installed to the bottle lid that sets up, can unscrew infusion liquid with it when needing, and the oil pipe that falls that sets up can pour out the liquid in the device.

Preferably, the top end of the circumferential side wall of the upper bottle body and the circumferential inner wall of the bottle cap are both provided with a threaded ring, and the threaded ring of the circumferential side wall of the upper bottle body is meshed and matched with the threaded ring of the circumferential inner wall of the bottle cap.

Through adopting above-mentioned technical scheme, go up the screw thread circle that sets up between bottle and the bottle lid and can make and go up bottle and bottle lid and be connected inseparabler.

Preferably, a sealing ring is fixedly mounted on the inner wall of the top end of the bottle cap.

Through adopting above-mentioned technical scheme, the leakproofness of device can be promoted to the sealing washer that sets up to improve the shelf life of liquid in the device.

Preferably, pour oil pipe and keep away from last bottle one end fixed mounting and have solid fixed ring, just it is provided with the pivot that two structures are the same to rotate on solid fixed ring's the circumference lateral wall, pivot circumference lateral wall fixed mounting has the stopper, and two the stopper is the symmetric distribution, be connected between the one end of stopper and the oil pipe and be equipped with compression spring.

Through adopting above-mentioned technical scheme, the stopper can carry on spacingly to hindering the choke mechanism, makes it and the separation of hindering the choke mechanism through pressing down the stopper to drive the stopper by compression spring and reset, avoid in the air admission device.

Preferably, the choke mechanism includes slider, limiting plate and transfer line, just limiting plate fixed mounting is in pouring oil pipe circumference inner wall, the slider is installed in the retaining ring, just the transfer line is connected with limiting plate and slider, just the transfer line runs through the limiting plate and extends to bottle one side that makes progress.

By adopting the technical scheme, when the impulsive force of the liquid pushes the slide block to move, the slide block moves to drive the transmission rod to move along with the slide block.

Preferably, choke mechanism still includes fixed block and reset spring, just the fixed block is installed in the transfer line and is kept away from the one end of slider, transfer line circumference lateral wall is located to the reset spring cover, just reset spring both ends respectively with fixed block and limiting plate fixed connection.

Through adopting above-mentioned technical scheme, reset spring can drive transfer line and slider and reset, avoids inside the air admission device.

Preferably, the lower bottle body, the upper bottle body, the bottle cap, the handle and the oil pouring pipe are all made of polylactide, and are novel biodegradable materials.

By adopting the technical scheme, the product prepared from the polylactic acid can be biodegraded, and has good biocompatibility, glossiness, transparency, hand feeling and heat resistance.

The utility model has the beneficial effects that:

1. be equipped with the sealing washer in the bottle lid, the leakproofness of device can be improved to the sealing washer of setting, and then improves the shelf life of liquid in the plastic bottle, and the material that the device adopted is polylactide, is a neotype biodegradable material, can reduce the pollution of environment.

2. Be equipped with the choke mechanism in pouring the oil pipe, when pouring the liquid in the device, liquid impulsive force can promote the slider and slide, and liquid is derived from pouring in the oil pipe, and reset spring can drive the slip in the very first time after the action is ended and reset to reduce the contact of air and liquid, improve the quality guarantee efficiency of plastic bottle.

In conclusion, the air-blocking device can block air and reduce the contact between air and liquid when the plastic bottle is opened for use, so that the quality guarantee period of the liquid in the plastic bottle is prolonged, and the use performance of the plastic bottle is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side sectional view of the present invention;

FIG. 3 is an enlarged view of A of FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of B of FIG. 2 according to the present invention.

Reference numbers in the figures: 1. discharging the bottle body; 2. the bottle body is arranged; 3. a handle; 4. a bottle cap; 5. pouring an oil pipe; 6. a limiting block; 7. rotating the ring; 8. a seal ring; 9. a thread ring; 10. a rotating shaft; 11. a compression spring; 12. a fixing ring; 13. a slider; 14. a limiting plate; 15. a fixed block; 16. a return spring; 17. and a transmission rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-2, a degradable plastic bottle with excellent gas barrier performance comprises a lower bottle body 1 and a bottle cap 4, wherein an upper bottle body 2 is fixedly connected to the top end of the lower bottle body 1, the lower bottle body 1 is communicated with the upper bottle body 2, the bottle cap 4 is rotatably mounted at the top end of the circumferential side wall of the upper bottle body 2, the arranged bottle cap 4 is mounted at the top end of the upper bottle body 2 and can be unscrewed for infusion of liquid when needed, and a rotating ring 7 is fixedly mounted at the top end of the bottle cap 4.

Referring to fig. 1-2, the top end of the circumferential side wall of the upper bottle body 2 and the inner wall of the circumference of the bottle cap 4 are both provided with a threaded ring 9, the inner wall of the top end of the bottle cap 4 is fixedly provided with a sealing ring 8, the arranged sealing ring 8 can improve the sealing performance of the device, so that the quality guarantee period of liquid in the device is prolonged, the threaded ring 9 of the circumferential side wall of the upper bottle body 2 is meshed with the threaded ring 9 of the inner wall of the circumference of the bottle cap 4, the upper bottle body 2 can be connected with the bottle cap more tightly by the threaded ring 9 arranged between the upper bottle body 2 and the bottle cap 4, the circumferential side wall of the upper bottle body 2 is fixedly provided with an oil pouring pipe 5, the oil pouring pipe 5 penetrates through the upper bottle body 2, and an air blocking mechanism is fixedly arranged in the oil pouring pipe 5.

Referring to fig. 1-2 and 4, the choke mechanism includes a sliding block 13, a limiting plate 14 and a transmission rod 17, the limiting plate 14 is fixedly installed on the inner circumferential wall of the oil pouring pipe 5, the sliding block 13 is slidably installed in the fixing ring 12, one end of the transmission rod 17 is connected with the sliding block 13, the transmission rod 17 extends to one side of the bottle body 2 through the limiting plate 14, when the impact force of the liquid pushes the fixing block 15, the fixing block 15 moves to one side, the liquid flows out through a gap between the limiting plate 14 and the transmission rod 17 to push the sliding block 13 to move, the sliding block 13 moves to drive the transmission rod 17 to move along with the movement, the choke mechanism further includes a fixing block 15 and a return spring 16, the fixing block 15 is installed at one end of the transmission rod 17 far away from the sliding block 13, the return spring 16 is sleeved on the circumferential sidewall of the transmission rod 17, and two ends of the return spring 16 are respectively fixedly connected with the fixing block 15 and the limiting plate 14, the return spring 16 can drive the transmission rod 17 and the sliding block 13 to return, the liquid is convenient to pour out, and meanwhile, the situation that the liquid in the liquid is easy to deteriorate due to the fact that the liquid in the liquid is in contact with the outside air for a long time is reduced.

Referring to fig. 1-3, the end, far away from the upper bottle body 2, of the oil pouring pipe 5 is fixedly provided with a fixing ring 12, two rotating shafts 10 with the same structure are rotatably arranged on the circumferential side wall of the fixing ring 12, limiting blocks 6 are fixedly arranged on the circumferential side wall of the rotating shafts 10, the two limiting blocks 6 are symmetrically distributed, a compression spring 11 is connected between one end of each limiting block 6 and the oil pouring pipe 5, and the other end of each limiting block 6 is pressed outside a sliding block 13.

Referring to fig. 1-4, the lower bottle body 1, the upper bottle body 2, the bottle cap 4, the handle 3 and the oil pouring pipe 5 are all made of polylactide, which is a novel biodegradable material, and the product made of polylactic acid has good biocompatibility, glossiness, transparency, hand feeling and heat resistance besides biodegradability.

The working principle is as follows: when the infusion bottle is used, the rotating ring 7 is rotated to separate the bottle cap 4 from the upper bottle body 2, liquid to be infused is poured into the infusion bottle, the bottle cap 4 is covered and rotated after infusion is finished, the threaded ring 9 on the circumferential inner wall of the bottle cap 4 is meshed with the threaded ring 9 on the circumferential side wall of the upper bottle body 2, so that the bottle cap 4 is tightly attached to the upper bottle body 2, the sealing ring 8 is sealed, and the sealing performance of the infusion bottle is improved.

When liquid in the plastic bottle needs to be poured out, the limiting blocks 6 on two sides of the oil pouring pipe 5 are pressed, the two limiting blocks 6 are enabled to move towards one side, the compression spring 11 is pressed, the handle 3 is held, the liquid is guided into the oil pouring pipe 5 along with the inclination of the bottle body, the impact force of the liquid pushes the sliding block 13 to move, the sliding block 13 moves to drive the transmission rod 17 to move along with the movement, the fixing block 15 limits the liquid, the liquid is guided out of the oil pouring pipe 5, the sliding block 13 is not pressed after the action is finished, the reset spring 16 drives the transmission rod 17 and the sliding block 13 to reset, the limiting blocks 6 are loosened, the compression spring 11 releases pressure, the limiting blocks 6 compress the sliding block 13, the liquid is poured out conveniently, and the condition that the liquid inside is easy to deteriorate due to the fact that the liquid is in contact with outside air for a long time is reduced.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (7)

1. The utility model provides a degradable plastic bottle that choke performance is excellent, includes bottle (1) and bottle lid (4) down, its characterized in that, bottle (1) top fixed connection is equipped with bottle (2) down, just bottle (1) is linked together with last bottle (2) down, bottle lid (4) are rotated and are installed in last bottle (2) circumference lateral wall top, just bottle lid (4) top fixed mounting has swivel (7), it has oil pouring pipe (5) to go up bottle (2) circumference lateral wall fixed mounting, just oil pouring pipe (5) run through bottle (2) setting, just oil pouring pipe (5) internal fixation installs choke mechanism.

2. The degradable plastic bottle with excellent gas barrier property as claimed in claim 1, wherein the top end of the circumferential side wall of the upper bottle body (2) and the circumferential inner wall of the bottle cap (4) are both provided with a threaded ring (9), and the threaded ring (9) of the circumferential side wall of the upper bottle body (2) is engaged and matched with the threaded ring (9) of the circumferential inner wall of the bottle cap (4).

3. The degradable plastic bottle with excellent gas barrier property as claimed in claim 1, wherein a sealing ring (8) is fixedly mounted on the inner wall of the top end of the bottle cap (4).

4. The degradable plastic bottle with excellent gas barrier property according to claim 1, wherein a fixing ring (12) is fixedly installed at one end of the oil pouring pipe (5) far away from the upper bottle body (2), two rotating shafts (10) with the same structure are rotatably installed on the circumferential side wall of the fixing ring (12), the circumferential side wall of the rotating shaft (10) is fixedly installed with the limiting blocks (6), the two limiting blocks (6) are symmetrically distributed, and a compression spring (11) is connected between one end of each limiting block (6) and the oil pouring pipe (5).

5. The degradable plastic bottle with excellent gas barrier performance according to claim 1, wherein the gas barrier mechanism comprises a sliding block (13), a limiting plate (14) and a transmission rod (17), the limiting plate (14) is fixedly installed on the inner circumferential wall of the oil pouring pipe (5), the sliding block (13) is installed in the fixing ring (12), the transmission rod (17) is connected with the limiting plate (14) and the sliding block (13), and the transmission rod (17) penetrates through the limiting plate (14) and extends towards one side of the upper bottle body (2).

6. The degradable plastic bottle with excellent gas barrier performance according to claim 5, wherein the gas barrier mechanism further comprises a fixing block (15) and a return spring (16), the fixing block (15) is mounted at one end of the transmission rod (17) far away from the sliding block (13), the return spring (16) is sleeved on the circumferential side wall of the transmission rod (17), and two ends of the return spring (16) are respectively fixedly connected with the fixing block (15) and the limiting plate (14).

7. The degradable plastic bottle with excellent gas barrier property of claim 1, wherein the lower bottle body (1), the upper bottle body (2), the bottle cap (4), the handle (3) and the oil pouring pipe (5) are all made of polylactide.

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