CN222330292U - Double-layer high-sealing PET bottle - Google Patents

Abstract

The utility model discloses a double-layer high-sealing PET bottle, and relates to the technical field of PET bottles. The utility model comprises a bottle body, a sleeve shell and a sealing cover, and is characterized in that a sealing film is bonded to the upper end port of the bottle body, a thread groove for threaded connection of the sleeve shell is provided on the lower surface of the upper outer edge of the bottle body, an annular protrusion is integrally formed on the upper surface of the upper outer edge of the bottle body, and a screw thread for threaded connection of the sealing cover is provided on the outer side wall of the annular protrusion. The utility model changes the existing one-piece molding mode of the PET double-layer bottle into a double-layer structure that can be assembled, and the required processing mold equipment is cheaper than one-step injection blow molding, and thanks to the splicing structural design, a PET film printed with advertising slogans and ingredient lists can be placed between the sleeve shell and the bottle body, which not only has its own publicity effect, but also will not cause the slogans or ingredient list fonts to be scratched due to the friction generated during transportation.

Description

Double-layer high-sealing PET bottle

Technical Field

The utility model belongs to the field of PET (polyethylene terephthalate) bottles, and particularly relates to a double-layer high-sealing PET bottle.

Background

The PET bottle has strong applicability, is widely applied to the fields of articles for daily use, daily chemical packaging and the like, is a mainstream of drinking packaging today due to the technical trend of light weight, good preservation, emphasis on heat resistance, pressure resistance and the like, and a plurality of beverages which need high-temperature sterilization to be filled, such as flavored water, fruit juice, dairy products, sports drinks and the like, are packaged by the PET bottle successively, the PET bottle is a main packaging material of the beverage products, and the PET bottle gradually replaces the traditional packaging material in the present day of environmental awareness due to low environmental pollution and energy consumption, has the heat resistance, pressure resistance and the like, and nearly replaces each PVC bottle, bag, aluminum can, iron can, glass bottle and the like, thus becoming the packaging material with the most growing potential.

At present, when a pet double-layer bottle is produced, an inner bottle structure design in the prior art needs to be used for injection molding an embryo tube and then blowing the inner bottle, in theory, the forming mode needs to be processed by a one-step injection blow molding machine, the cost of a machine table or a die is very high, and when cosmetics or liquid medicine is stored in the bottle, the tightness of the bottle mouth and the bottle body is ensured, so that the utility model is proposed in view of the special problem.

Disclosure of utility model

The utility model aims to solve the technical problem of overcoming the defects in the prior art and providing a double-layer high-sealing PET bottle.

In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that:

The double-layer high-sealing PET bottle comprises a bottle body, a sleeve shell and a sealing cover, wherein a sealing film is adhered to an upper end port of the bottle body, a thread groove for threaded connection of the sleeve shell is formed in the lower surface of the outer edge of the upper end of the bottle body, an annular bulge is integrally formed in the upper surface of the outer edge of the upper end of the bottle body, and threads for threaded connection of the sealing cover are formed in the outer side wall of the annular bulge;

The inner bottom end of the sealing cover is provided with a protruding end for assisting in compacting the sealing film, and the outer part of the protruding end is sleeved with a special-shaped sealing sleeve;

The shell is sleeved outside the bottle body.

Optionally, the unilateral longitudinal section of dysmorphism seal cover is the structural design of reverse L shape, and the material of dysmorphism seal cover itself is medical silica gel material.

Optionally, be equipped with the PET membrane that is printed with advertising information between cover shell and the bottle, and the own material of PET membrane is perspective material.

Optionally, the inside bottom integrated into one piece of cover shell supplies the interior lantern ring of interior joint block grafting, and interior joint block fixes the outside bottom at the bottle, the outside bottom integrated into one piece of cover shell has the outer collar that supplies the outer joint block grafting, and outer joint block integrated into one piece is at the top of sealed lid.

Optionally, the upper end of cover shell bonds there is ring seal, and ring seal's own material is medical grade silica gel material, and the cover shell is perspective material, the color of cover shell itself is through shading female dyeing of color.

Optionally, be equipped with a plurality of fixture blocks and cutting ferrule on the wall of cover shell, and the inside of cutting ferrule has seted up the cell body that supplies the fixture block joint.

After the technical scheme is adopted, compared with the prior art, the utility model has the following beneficial effects, and of course, any product for implementing the utility model does not necessarily need to achieve all the following advantages at the same time:

1. The utility model changes the integral forming mode of the existing PET double-layer bottle into a spliced double-layer structure, the required processing die equipment is cheaper than one-step injection blow molding, and due to the spliced structural design, the PET film printed with advertising publicity language and a batching table can be placed between the jacket and the bottle body, thereby not only playing the self publicity effect, but also avoiding the scratching of the letters of the publicity language or the batching table caused by friction generated during transportation;

2. According to the utility model, the sealing film is arranged to seal the port of the bottle body in a first layer, the sealing cover connected with the annular bulge in a threaded manner is used to seal the port of the bottle body in a second layer, and the special-shaped sealing sleeve arranged outside the protruding end of the sealing cover is used to seal the sealing cover and the annular bulge in a third layer, so that the liquid in the bottle body is in a high sealing state through the multi-layer sealing;

3. According to the utility model, a plurality of devices can be conveniently stacked by a later user through arranging the outer sleeve ring and matching with the outer plug block, namely, a plurality of double-side PET bottles can be stacked up and down through the outer plug block and the outer sleeve ring, the later splicing and stacking of the plurality of devices are facilitated through arranging the clamping blocks and the clamping sleeves, namely, the splicing can be completed through the clamping blocks of the plurality of sleeves and the clamping sleeves, so that a plurality of bottle bodies can be spliced into an integral structure, and the workers can pack the plurality of devices conveniently.

The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.

Drawings

The drawings in the following description are only examples of embodiments from which other drawings may be derived by those skilled in the art without the exercise of inventive faculty. Attached at

In the figure:

FIG. 1 is a schematic view of a front cross-sectional structure of the present utility model;

FIG. 2 is a schematic top view of the case, cartridge and sleeve of the present utility model;

Figure 3 is a schematic diagram of the part structure of the special-shaped sealing sleeve in the utility model;

FIG. 4 is a schematic view of the structure of the PET film of the present utility model;

FIG. 5 is a schematic view of the structure of the part A in FIG. 1;

Fig. 6 is a schematic view of the B-part structure in fig. 1.

In the drawings, the list of components represented by the various numbers is as follows:

1. The bottle comprises a bottle body, a sealing film, a 3, a casing, a 4, an annular bulge, a 5, a sealing cover, a 6, a protruding end, a 7, a special-shaped sealing sleeve, a 8, a PET film, a 9, an inner collar, a 10, an inner insert block, a 11, an outer insert block, a 12, an outer collar, a 13, an annular sealing ring, a 14, a clamping block, a 15 and a clamping sleeve.

It should be noted that these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to the specific embodiments.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 to 6, the utility model provides a technical scheme that a double-layer high-sealing PET bottle comprises a bottle body 1, a sleeve shell 3 and a sealing cover 5, wherein a sealing film 2 is adhered to an upper end port of the bottle body 1, a thread groove for the threaded connection of the sleeve shell 3 is formed on the lower surface of the outer edge of the upper end of the bottle body 1, an annular bulge 4 is integrally formed on the upper surface of the outer edge of the upper end of the bottle body 1, and threads for the threaded connection of the sealing cover 5 are arranged on the outer side wall of the annular bulge 4;

The inner bottom end of the sealing cover 5 is provided with a protruding end 6 for assisting in compacting the sealing film 2, and a special-shaped sealing sleeve 7 is sleeved outside the protruding end 6;

The shell 3 is sleeved outside the bottle body 1, the problem that the sealing performance of the bottle mouth and the bottle body is guaranteed when the existing PET double-layer bottle is processed by using a one-step injection blow molding machine is considered, therefore, the utility model changes the existing PET double-layer bottle into a spliced double-layer structure, the required processing die equipment is cheaper than the one-step injection blow molding machine, and due to the spliced structural design, the PET film 8 printed with an advertisement propaganda and a batching table can be placed between the shell 3 and the bottle body 1, thus, the propaganda effect of the shell is achieved, meanwhile, the propaganda word or the batching table font scraping is not caused by friction generated during transportation, the problem that the sealing performance of the bottle mouth and the bottle body is guaranteed when the existing PET double-layer bottle is stored in the bottle is made of cosmetics or liquid medicine is considered, the sealing performance of the device is guaranteed by utilizing the sealing film 2, the special-shaped sealing sleeve 7 and the sealing cover 5 to the port position of the bottle body 1, the sealing performance of the device is guaranteed, the first layer sealing is achieved by arranging the sealing film 2 to the port of the bottle body 1, the special-shaped sealing sleeve 5 is enabled to be connected to the sealing cover 4, the special-shaped sealing sleeve 5 is enabled to be arranged to be in a high sealing state by utilizing the sealing sleeve 5 to the sealing sleeve 6 to the sealing body, and the sealing sleeve is enabled to be arranged to be in a high sealing state to be arranged between the sealing sleeve 4 and the bottle body 1.

The single-side longitudinal section of the special-shaped sealing sleeve 7 is of an inverted L-shaped structural design, the special-shaped sealing sleeve 7 is made of medical silica gel, an auxiliary sealing effect is achieved between the annular bulge 4 and the protruding end 6 of the sealing cover 5 through the special-shaped sealing sleeve 7, and the single-side longitudinal section of the special-shaped sealing sleeve is of the inverted L-shaped structural design, so that the sealing cover 5 and the upper end contact surface of the annular bulge 4 can be sealed and protected, and the annular bulge 4 and the side wall of the protruding end 6 of the sealing cover 5 can be sealed and protected.

Wherein, be equipped with between sleeve shell 3 and the bottle 1 and print the PET membrane 8 that has advertising information, and PET membrane 8's own material is perspective material, adopts perspective material through setting up sleeve shell 3, has made things convenient for user's realization to see through sleeve shell 3 and look over the text information of printing on the PET membrane 8.

Wherein, interior bottom integrated into one piece of cover shell 3 supplies interior lantern ring 9 that interior spliced block 10 pegged graft, and interior spliced block 10 fixes in the outside bottom of bottle 1, the outside bottom integrated into one piece of cover shell 3 has the outer collar 12 that supplies outer spliced block 11 pegged graft, and outer spliced block 11 integrated into one piece is at the top of sealed lid 5, alignment when having made things convenient for workman's equipment cover 3 and bottle 1 through setting up interior lantern ring 9 cooperation interior spliced block 10, the position can not skew when having guaranteed cover shell 3 to screw in bottle 1 outer edge, then make things convenient for a plurality of this devices of later stage user pile up neatly through setting up neatly of outer lantern ring 12 cooperation outer spliced block 11, can accomplish a plurality of two side PET bottles pile up neatly from top to bottom through outer spliced block 11 grafting outer lantern ring 12.

Wherein, the upper end of cover shell 3 bonds and has ring seal 13, and ring seal 13's own material is medical grade silica gel material, and cover shell 3 is perspective material, and cover shell 3's own colour is through shading female dyeing, has played sealed effect between cover shell 3 and bottle 1 through setting up ring seal 13, and cover shell 3 perspective material has made things convenient for the consumer to look over the text information of printing on the PET membrane 8, and cover shell 3 has adopted the shading material, then has provided the shading environment for the liquid in the bottle 1.

Wherein, be equipped with a plurality of fixture blocks 14 and cutting ferrule 15 on the wall of cover shell 3, and the inside of cutting ferrule 15 has been seted up and has been supplied the cell body of fixture block 14 joint, has made things convenient for the later stage with a plurality of this devices concatenation pile up neatly through setting up fixture block 14 and cutting ferrule 15, can accomplish the concatenation through a plurality of cover shell 3 fixture blocks 14 and cutting ferrule 15 for a plurality of bottle 1 can splice into overall structure, has made things convenient for the workman to pack a plurality of this devices like this.

The present utility model is not limited to the above embodiments, and any person who can learn the structural changes made under the teaching of the present utility model can fall within the scope of the present utility model if the present utility model has the same or similar technical solutions. The technology, shape, and construction parts of the present utility model, which are not described in detail, are known in the art.

Claims (6)

1. The double-layer high-sealing PET bottle comprises a bottle body (1), a casing (3) and a sealing cover (5), and is characterized in that a sealing film (2) is adhered to an upper end port of the bottle body (1), a thread groove for the threaded connection of the casing (3) is formed in the lower surface of the outer edge of the upper end of the bottle body (1), an annular bulge (4) is integrally formed in the upper surface of the outer edge of the upper end of the bottle body (1), and threads for the threaded connection of the sealing cover (5) are formed in the outer side wall of the annular bulge (4);

The bottom end of the inside of the sealing cover (5) is provided with a protruding end (6) for assisting in compacting the sealing film (2), and a special-shaped sealing sleeve (7) is sleeved outside the protruding end (6);

the shell (3) is sleeved outside the bottle body (1).

2. The double-layer high-sealing PET bottle according to claim 1, wherein the single-side longitudinal section of the special-shaped sealing sleeve (7) is of an inverted L-shaped structural design, and the special-shaped sealing sleeve (7) is made of medical silica gel.

3. The double-layer high-sealing PET bottle according to claim 1, wherein a PET film (8) printed with advertising information is arranged between the jacket (3) and the bottle body (1), and the PET film (8) is made of perspective materials.

4. The double-layer high-sealing PET bottle according to claim 1, wherein the inner bottom end of the casing (3) is integrally formed with an inner collar (9) for inserting an inner inserting block (10), the inner inserting block (10) is fixed at the outer bottom end of the bottle body (1), the outer bottom end of the casing (3) is integrally formed with an outer collar (12) for inserting an outer inserting block (11), and the outer inserting block (11) is integrally formed at the top of the sealing cover (5).

5. The double-layer high-sealing PET bottle according to claim 1, wherein the upper end of the casing (3) is adhered with an annular sealing ring (13), the annular sealing ring (13) is made of medical grade silica gel, the casing (3) is made of perspective material, and the casing (3) is dyed by shading color.

6. The double-layer high-sealing PET bottle according to claim 1, wherein a plurality of clamping blocks (14) and clamping sleeves (15) are arranged on the wall body of the jacket (3), and a groove body for clamping the clamping blocks (14) is formed in the clamping sleeves (15).