CN214026571U

CN214026571U - Square PET bottle base of screw thread mouth

Info

Publication number: CN214026571U
Application number: CN202022995126.0U
Authority: CN
Inventors: 周红兵; 王发章; 李龙; 李艳坤
Original assignee: Kunming Zijiang Packing Co ltd
Current assignee: Kunming Zijiang Packing Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-08-24
Anticipated expiration: 2030-12-14

Abstract

The utility model discloses a square PET bottle base of screw thread mouth, including bottle district, bottle bottom district, bottleneck district, the thread groove has been seted up to bottleneck district outer wall, bottle district inner wall has added the inner bag. This kind of square PET bottle base of screw thread mouth, the bottle district that leads to because of pressure is too big when blowing this kind of square PET bottle base is prevented through the setting in first thickening district breaks, the setting in second thickening district and third thickening district, this kind of PET bottle base has been solved when the in-process blowing machine blowing of production, inner wall and the uneven problem that leads to breaking of bottom blowing when using, the second constant head tank has been seted up through the recess top, first constant head tank has been seted up at second thickening district top, first constant head tank can play the effect of location blowing mouth at the in-process of blowing machine blowing, the problem that this kind of PET bottle base is arranged the great transportation of being difficult to of the occupation of land that inhomogeneous leads to in the in-process of transportation has been solved.

Description

Square PET bottle base of screw thread mouth

Technical Field

The utility model relates to a square PET bottle base technical field specifically is a square PET bottle base of screw thread mouth.

Background

The transportation is carried in the production of multiple liquid and gaseous majority adoption PET production among the prior art, and the bottle of the common PET bottle in existing market has circularly and square two kinds, and wherein square PET bottle is more convenient than circular PET bottle transportation, and space utilization is high when putting, and is cheaper to the manufacturing cost of enterprise, consequently, square bottle is favored by more edible manufacturing factory.

The rectangular PET bottle blank which is used for a long time is mainly used for carrying and transporting liquid raw materials, the test on the bottom of the PET bottle is important in the transportation process due to the fact that the weight of liquid is heavy, when blow molding is conducted by a blow molding machine in the square PET production process, the blow molding unevenness of the inner wall and the bottom is prone to cracking in the use process, the utilization rate of the area of the square PET bottle blank in the transportation process is high, and therefore the square PET bottle blank with the threaded opening is provided.

Disclosure of Invention

The utility model provides a not enough to prior art, the utility model provides a square PET bottle base of screw thread mouth possesses at the bottom of the bottle and the bottle than for thick and solid, the blowing machine location processing in the later stage of being convenient for, and the problem of proposing among the background art has been solved to advantages such as the transportation of being convenient for.

For realizing the thick and solid of the comparison of above-mentioned bottle end and bottle, the blowing machine location processing in the later stage of being convenient for, the purpose of the transportation of being convenient for, the utility model provides a following technical scheme: the utility model provides a square PET bottle base of screw thread mouth, includes bottle district, bottle end district, bottleneck district, the arc wall has been seted up on bottle district outside surface, the thread groove has been seted up to bottleneck district outer wall, bottle district inner wall has added the inner bag, the arc wall both sides have all added first thickening district, bottle end district bottom is seted up flutedly, bottle end district top has added the second thickening district, first constant head tank has been seted up at second thickening district top, the second constant head tank has been seted up at the recess top, bottleneck district inner wall has added the third thickening district.

Preferably, the number of the arc-shaped grooves is five, the five arc-shaped grooves are respectively positioned at the circumference of the outer wall of the bottle body area and are arranged at equal intervals, and the arc-shaped grooves are arc-shaped.

Preferably, the first thickening regions are convex bodies, are five in number and are respectively positioned on two sides of the five arc-shaped grooves and arranged at equal intervals.

Preferably, the shape of the groove is the same as that of the bottle neck region, the groove is in a convex circular ring shape, and the diameter value of the bottom surface of the groove is equal to that of the bottom surface of the bottle bottom region.

Preferably, the shape of the second thickening area is the same as that of the bottle bottom area, every two areas are concentric cones, and the diameter value of the bottom surface of the second thickening area is larger than that of the bottom surface of the bottle bottom area.

Preferably, the diameter value of the first positioning groove is two centimeters, the first positioning groove and the bottom circle of the bottle bottom area are concentric circles, the shape of the third thickening area is the same as that of the outer wall of the bottle neck area, and the diameter value of the top of the third thickening area is equal to that of the top of the bottle neck area.

(III) advantageous effects

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this kind of square PET bottle base of screw thread mouth, the bottle district that leads to because of pressure is too big when blowing this kind of square PET bottle base is prevented through the setting up of first thickening district breaks, thereby influence normal use, the setting of second thickening district and third thickening district, the bottle end district that has avoided using to lead to when forming the overweight liquid of bottle splendid attire behind the blowing and the cracked problem in bottleneck district, when having solved the in-process blowing machine blowing of this kind of PET bottle base at production, lead to inner wall and bottom blowing inhomogeneous very easily and lead to cracked problem when using.

2. This kind of square PET bottle base of screw thread mouth has seted up the second constant head tank through the recess top, the second constant head tank can be placed this bottle base perpendicularly through the in-process of conveying transportation not falling, the packing of being convenient for, first constant head tank has been seted up at second thickening district top, first constant head tank can play the effect of location blowing mouth at the in-process of blowing machine blowing, the problem that the occupation of land face is great to be difficult to the transportation that this kind of PET bottle base was arranged inhomogeneous and is leaded to at the in-process of transportation has been solved.

Drawings

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

FIG. 2 is a bottom view of the structure of the present invention;

FIG. 3 is a schematic view of the bottle bottom region of the present invention;

fig. 4 is a schematic view of the bottleneck region of the structure of the present invention.

In the figure: 1. a bottleneck region; 2. a bottle bottom region; 3. a bottleneck region; 4. a bottleneck region; 5. an arc-shaped slot; 6. a thread groove; 7. an inner container; 8. a first thickening region; 9. a groove; 10. a second thickened region; 11. a first positioning groove; 12. a second positioning groove; 13. and a third thickened region.

Detailed Description

The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Examples

Referring to fig. 1-4, a square PET bottle preform with a threaded mouth comprises a bottle body region 1, a bottle bottom region 2, a bottle neck region 3 and a bottle mouth region 4, wherein the outer side surface of the bottle body region 1 is provided with arc-shaped grooves 5, the five arc-shaped grooves 5 are respectively arranged at the circumference of the outer wall of the bottle body region 1 at equal intervals, the arc-shaped grooves 5 are in arc shapes, the square PET bottle preform can be placed in a smaller floor area through a certain sequence of arrangement in transportation, so that more bottle preforms can be transported in the same area region, the outer wall of the bottle mouth region 4 is provided with threaded grooves 6, an inner container 7 is added to the inner wall of the bottle body region 1, first thickening regions 8 are added to two sides of the arc-shaped grooves 5, the first thickening regions 8 are in convex shapes and five in number and are respectively arranged at equal intervals on two sides of the five arc-shaped grooves 5, and the bottle body region 1 is prevented from being broken due to overlarge pressure when the square PET bottle preform is blown, thereby influencing normal use, the bottom of the bottle bottom area 2 is provided with a groove 9, the shape of the groove 9 is the same as that of the bottle neck area 3 and is in a convex circular ring shape, the diameter value of the bottom surface of the groove 9 is equal to that of the bottom surface of the bottle bottom area 2, the top of the bottle bottom area 2 is added with a second thickening area 10, the shape of the second thickening area 10 is the same as that of the bottle bottom area 2, two parts of the second thickening area 10 are in concentric conical shapes, the diameter value of the bottom surface of the second thickening area 10 is larger than that of the bottom surface of the bottle bottom area 2, the top of the second thickening area 10 is provided with a first positioning groove 11, the diameter value of the first positioning groove 11 is two centimeters, the first positioning groove 11 and the bottom surface of the bottle bottom area 2 are in concentric circles, the top of the groove 9 is provided with a second positioning groove 12, the second positioning groove 12 can vertically place the bottle blank in the process of conveying and transporting, thereby facilitating packaging, the first positioning groove 11 can play the role of positioning port in the blow molding process of the blow molding machine, the third thickened area 13 has been added to 3 inner walls in bottleneck district, and the shape of third thickened area 13 is the same with 3 outer wall shapes in bottleneck district, and the diameter value of 13 tops in third thickened area equals with 3 top diameter values in bottleneck district, through the setting of second thickened area 10 with third thickened area 13, has avoided using the cracked problem of bottle end district 2 and bottleneck district 3 that leads to when forming the too heavy liquid of bottle splendid attire behind the blow molding.

The working principle is as follows: at first, put into the blowing machine mouth blowing with this kind of screw thread mouth square PET bottle base, the setting of first thickening district 8 prevents to break because of the too big bottle district 1 that leads to of pressure when blowing this kind of square PET bottle base, then, when forming the bottle and using, the setting of second thickening district 10 and third thickening district 13, the cracked problem of bottle end district 2 and bottleneck district 3 that leads to when having avoided using the overweight liquid of formation bottle splendid attire behind the blowing, finally, second constant head tank 12 can be with this bottle base through the in-process of conveying transportation vertically place not fall, be convenient for pack.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a square PET bottle base of screw thread mouth, includes bottle district (1), bottle end district (2), bottleneck district (3), bottleneck district (4), its characterized in that: arc wall (5) have been seted up on body region (1) outside surface, thread groove (6) have been seted up to bottleneck district (4) outer wall, body region (1) inner wall has added inner bag (7), arc wall (5) both sides have all added first thickening district (8), recess (9) have been seted up to bottom district (2) bottom, bottom district (2) top has added second thickening district (10), first constant head tank (11) have been seted up at second thickening district (10) top, second constant head tank (12) have been seted up at recess (9) top, bottleneck district (3) inner wall has added third thickening district (13).

2. The screw-top square PET bottle preform as claimed in claim 1, wherein: the number of the arc-shaped grooves (5) is five, the arc-shaped grooves are respectively positioned on the circumference of the outer wall of the bottle body area (1) and are arranged at equal intervals, and the arc-shaped grooves (5) are arc-shaped.

3. The screw-top square PET bottle preform as claimed in claim 1, wherein: the first thickening regions (8) are convex in shape, five in number and are respectively positioned on two sides of the five arc-shaped grooves (5) and arranged at equal intervals.

4. The screw-top square PET bottle preform as claimed in claim 1, wherein: the shape of recess (9) with the shape of bottleneck district (3) is the same, is convex circular ring shape, just the bottom surface diameter value of recess (9) with bottle bottom district (2) bottom surface diameter value equals.

5. The screw-top square PET bottle preform as claimed in claim 1, wherein: the shape of the second thickening area (10) is the same as that of the bottle bottom area (2), every two areas are concentric cones, and the diameter value of the bottom surface of the second thickening area (10) is larger than that of the bottom surface of the bottle bottom area (2).

6. The screw-top square PET bottle preform as claimed in claim 1, wherein: the diameter value of first constant head tank (11) is 2 to 3 centimetres, first constant head tank (11) with bottle bottom district (2) bottom surface circle is the concentric circles, third thickening district (13) shape with bottleneck district (3) outer wall shape is the same, just third thickening district (13) top diameter value with bottleneck district (3) top diameter value equals.