CN216453813U

CN216453813U - Anti-unscrewing cream bottle

Info

Publication number: CN216453813U
Application number: CN202122199696.3U
Authority: CN
Inventors: 刘建龙; 刘焱祺
Original assignee: Yuyao Hengbang Plastic Industry Co ltd
Current assignee: Yuyao Hengbang Plastic Industry Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-05-10
Anticipated expiration: 2031-09-06

Abstract

The utility model provides a prevent cream frost bottle of unscrewing, includes head cap, pump core, location external member, piston, bottle, head cap movable mounting just constitutes the cooperation of sliding with the location external member in location external member upper portion, the pump core is connected to the head cap lower extreme, pump core fixed mounting is in the location external member, the bottle is connected to the location external member, piston seal movable mounting is in the stock solution intracavity that is equipped with in the bottle, stock solution chamber top intercommunication pump core, stock solution chamber lower extreme is equipped with the external air vent of intercommunication, the location external member includes positioning seat and shoulder cover, the bottle outside is equipped with two vertical spouts of symmetry, two vertical spout constitutes grafting limit fit with two vertical lugs that the shoulder cover inboard is equipped with for the circumference position of locking shoulder cover.

Description

Anti-unscrewing cream bottle

Technical Field

The utility model relates to the field of cream bottles, in particular to an anti-unscrewing cream bottle.

Background

The positioning sleeve part and the bottle body of the existing cream bottle are usually in a threaded connection mode, and when a user unscrews the outer cover, the positioning sleeve part is often easily unscrewed relative to the bottle body, so that cream cosmetics in the liquid storage cavity are exposed in the air and are polluted.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the present invention provides an anti-unscrewing cream bottle:

Preferably, the positioning seat center is equipped with the first centre bore that is used for installing the pump core, the positioning seat upper portion outside is equipped with bellied annular bellying on the ring, go up annular bellying and constitute the sealed cooperation of buckle with the last annular trip upper end that shoulder cover upper portion was equipped with, the positioning seat middle part outside is equipped with bellied first annular flange, shoulder cover middle part inboard is equipped with first screens end, terminal surface and first annular flange up end constitute the screens cooperation under the first screens end, shoulder cover lower part inboard is equipped with down the annular trip, the annular trip constitutes the screens cooperation with the lower annular groove that the bottle outside was equipped with down.

Preferably, the upper end of the shoulder sleeve is provided with an upper central hole for installing a head cap, the upper end of the shoulder sleeve is provided with an annular limiting part extending inwards, and the annular limiting part and a lower flange arranged at the lower end of the head cap form limiting fit.

Preferably, the bottle body comprises an outer bottle and an inner container which are mutually matched in a buckling manner, and the inner container is internally provided with the liquid storage cavity.

Preferably, the piston includes the intermediate part and the outer loop portion of integral type, be equipped with the central slot that corresponds the pump core in the middle of the intermediate part, outer loop portion constitutes the sealed cooperation that slides with the inner wall in stock solution chamber, be equipped with annular gasbag in the outer loop portion, annular gasbag is used for producing outside elastic force to outer loop portion. Thereby make outer ring portion and the inner wall in stock solution chamber have certain leakproofness all the time, avoid the ageing of outer ring portion.

Preferably, the upper end of the central groove is provided with an opening corresponding to the valve core, the lower part of the central groove is provided with a central air bag, the central air bag is communicated with the annular air bag through a check valve, and when the upper end surface of the central air bag and the lower end surface of the pump core form abutting fit, part of air in the central air bag enters the annular air bag through the check valve. Thereby keep the inflation degree of annular gasbag, and then make outer loop portion form certain leakproofness to the inner wall of stock solution chamber all the time.

Preferably, the lower end of the central air bag is provided with an air valve, the center of the lower end of the bottle body is provided with an air inlet, and the air inlet corresponds to the air valve. The user can directly insert the needle-type inflator into the air valve through the air inlet so as to inflate and deflate the central air bag.

Preferably, still include the dustcoat, the dustcoat constitutes the screens cooperation with the shoulder cover, the shoulder cover surface is equipped with a plurality of screens archs that the annular distributes, the screens arch constitutes the cooperation of leaning on with the internal surface of dustcoat.

Has the advantages that: the rotatory degree of freedom of the relative bottle of shoulder cover is injectd in vertical spout and the mutually supporting of shoulder cover to the circumference position of locking shoulder cover prevents that the relative bottle of shoulder cover from rotating, avoids the user to screw out the bottle with the location external member, strengthens the stability of location external member and bottle, prevents external pollution to the stock solution chamber. Therefore, the cream bottle can effectively prevent the cream from being oxidized, obviously improves the air tightness of the cream bottle, and improves the safety and sanitation performance of the product.

Drawings

FIG. 1 is an assembly diagram of embodiment 1.

Fig. 2 is a schematic top view of embodiment 1.

Fig. 3 is a schematic sectional view taken along line a-a in fig. 2.

Fig. 4 is an enlarged schematic view at C in fig. 3.

Fig. 5 is a schematic sectional view taken along line B-B in fig. 2.

Fig. 6 is an enlarged schematic view of fig. 5 at D.

FIG. 7 is an internal assembly view of embodiment 1.

FIG. 8 is a schematic sectional view of example 2.

1. A head cap; 2. a pump core; 3. a piston; 4. a bottle body; 5. a liquid storage cavity; 6. positioning seats; 7. a shoulder sleeve; 8. a first central aperture; 9. an upper annular boss; 10. an upper annular hook; 11. a first annular flange; 12. a first clamping end; 13. a lower annular hook; 14. a lower annular groove; 15. a vertical chute; 16. a vertical bump; 17. an upper central hole; 18. an annular limiting part; 19. a lower flange; 20. an outer bottle; 21. an inner container; 22. an intermediate portion; 23. an outer ring portion; 24. a central slot; 25. an annular air bag; 26. a central air bag; 27. a one-way valve; 28. an air valve; 29. an air inlet; 30. a housing; 31. a clamping bulge; 32. an annular groove; 33. and (4) a vent hole.

Detailed Description

The utility model is further illustrated below with reference to FIGS. 1-8 and examples 1-2.

Example 1: a frost bottle of preventing unscrewing, includes head cap 1, pump core 2, location external member, piston 3, bottle 4 and dustcoat 30. Head cap 1 movable mounting just constitutes the cooperation of sliding with the location external member in location external member upper portion, pump core 2 is connected to 1 lower extreme of head cap, 2 fixed mounting of pump core are in the location external member, the bottle 4 is connected to the location external member, 3 sealed movable mounting of piston are in the stock solution chamber 5 that is equipped with in the bottle 4, stock solution chamber 5 top

intercommunication pump core

2, 5 lower extremes in stock solution chamber are equipped with the external air vent 33 of intercommunication, the location external member includes positioning seat 6 and shoulder cover 7, the bottle 4 outside is equipped with two vertical spouts 15 of symmetry, two vertical spout 15 constitutes grafting limit fit with two vertical lugs 16 that the shoulder cover 7 inboard was equipped with for the circumference position of locking shoulder cover 7 prevents that shoulder cover 7 from rotating for bottle 4.

The center of the positioning seat 6 is provided with a first center hole 8 for installing the pump core 2, the outer side of the upper part of the positioning seat 6 is provided with a raised upper annular bulge 9, the upper ends of the upper annular hooks 10 arranged on the upper parts of the upper annular bulge 9 and the shoulder sleeve 7 form a buckle seal fit, the outer side of the middle part of the positioning seat 6 is provided with a raised first annular flange 11, the inner side of the middle part of the shoulder sleeve 7 is provided with a first hook end 12, the lower end surface of the first hook end 12 and the upper end surface of the first annular flange 11 form a clamping fit, the inner side of the lower part of the shoulder sleeve 7 is provided with a lower annular hook 13, and the lower annular hook 13 and the lower annular groove 14 arranged on the outer side of the bottle body 4 form a clamping fit.

The upper end of the shoulder sleeve 7 is provided with an upper central hole 17 for installing the head cap 1, the upper end of the shoulder sleeve 7 is provided with an annular limiting part 18 extending inwards, and the annular limiting part 18 and a lower flange 19 arranged at the lower end of the head cap 1 form limiting fit. The bottle body 4 comprises an outer bottle 20 and an inner container 21 which are matched with each other in a buckling mode, and the liquid storage cavity 5 is arranged in the inner container 21. The outer cover 30 and the shoulder sleeve 7 form a clamping fit, a plurality of clamping protrusions 31 distributed annularly are arranged on the outer surface of the shoulder sleeve 7, and the clamping protrusions 31 and the inner surface of the outer cover 30 form a leaning fit.

Example 2: a frost bottle of preventing unscrewing, includes head cap 1, pump core 2, location external member, piston 3, bottle 4 and dustcoat 30. Head cap 1 movable mounting just constitutes the cooperation of sliding with the location external member in location external member upper portion, pump core 2 is connected to 1 lower extreme of head cap, 2 fixed mounting of pump core are in the location external member, the bottle 4 is connected to the location external member, 3 sealed movable mounting of piston are in the stock solution chamber 5 that is equipped with in the bottle 4, stock solution chamber 5 top

intercommunication pump core

The upper end of the central groove 24 is provided with an opening corresponding to the valve core, the lower part of the central groove 24 is provided with a central air bag 26, the central air bag 26 is communicated with the annular air bag 25 through a check valve 27, and when the upper end surface of the central air bag 26 and the lower end surface of the pump core 2 form abutting fit, part of air in the central air bag 26 enters the annular air bag 25 through the check valve 27. Thereby keeping the expansion degree of the annular air bag 25 and further leading the outer ring part 23 to form certain sealing performance on the inner wall of the liquid storage cavity 5 all the time. The lower end of the central air bag 26 is provided with an air valve 28, the center of the lower end of the bottle body 4 is provided with an air inlet 29, and the air inlet 29 corresponds to the air valve 28. The user inflates and deflates the central air bag 26 by inserting a needle-type air cylinder through the air inlet 29 directly into the air valve 28.

It should be understood that the above-described embodiments of the present invention are merely examples for illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. There is no need or no way to give poor examples of all embodiments. And such obvious changes and modifications which are within the spirit of the utility model are deemed to be covered by the present invention.

Claims

1. The utility model provides a cream bottle of preventing unscrewing which characterized in that: comprises a head cap (1), a pump core (2), a positioning sleeve piece, a piston (3) and a bottle body (4), wherein the head cap (1) is movably arranged in the upper part of the positioning sleeve piece and forms sliding fit with the positioning sleeve piece, the lower end of the head cap (1) is connected with the pump core (2), the pump core (2) is fixedly arranged in the positioning sleeve piece, the positioning sleeve piece is connected with the bottle body (4), the piston (3) is movably arranged in a liquid storage cavity (5) arranged in the bottle body (4) in a sealing way, the upper part of the liquid storage cavity (5) is communicated with the pump core (2), the lower end of the liquid storage cavity (5) is provided with an air vent (33) communicated with the outside, the positioning sleeve piece comprises a positioning seat (6) and a shoulder sleeve (7), two symmetrical vertical chutes (15) are arranged on the outer side of the bottle body (4), and the two vertical chutes (15) and two vertical convex blocks (16) arranged on the inner side of the shoulder sleeve (7) form inserting spacing fit, is used for locking the circumferential position of the shoulder sleeve (7) and preventing the shoulder sleeve (7) from rotating relative to the bottle body (4).

2. A twist-off resistant cream bottle as claimed in claim 1, wherein: positioning seat (6) center is equipped with first centre bore (8) that is used for installing pump core (2), positioning seat (6) upper portion outside is equipped with bellied annular bellying (9) on going up, annular bellying (9) constitute the sealed cooperation of buckle with last annular trip (10) upper end that shoulder cover (7) upper portion was equipped with, positioning seat (6) middle part outside is equipped with bellied first annular flange (11), shoulder cover (7) middle part inboard is equipped with first screens end (12), terminal surface and first annular flange (11) up end constitute the screens cooperation under first screens end (12), shoulder cover (7) lower part inboard is equipped with down annular trip (13), annular trip (13) constitute the screens cooperation with lower annular groove (14) that bottle (4) outside was equipped with down.

3. A twist-off resistant cream bottle as claimed in claim 1, wherein: the upper end of the shoulder sleeve (7) is provided with an upper center hole (17) for installing the head cap (1), the upper end of the shoulder sleeve (7) is provided with an annular limiting part (18) extending inwards, and the annular limiting part (18) and a lower flange (19) arranged at the lower end of the head cap (1) form limiting fit.

4. A twist-off resistant cream bottle as claimed in claim 1, wherein: the bottle body (4) comprises an outer bottle (20) and an inner container (21) which are matched with each other in a buckling mode, and the liquid storage cavity (5) is arranged in the inner container (21).

5. A twist-off resistant cream bottle as claimed in claim 1, wherein: piston (3) are including intermediate part (22) and outer loop portion (23) of integral type, be equipped with central groove (24) that correspond pump core (2) in the middle of intermediate part (22), outer loop portion (23) constitute with the inner wall of stock solution chamber (5) and slide sealed cooperation, be equipped with annular gasbag (25) in outer loop portion (23), annular gasbag (25) are used for producing outside elastic force to outer loop portion (23).

6. A twist-off resistant cream bottle as claimed in claim 5, wherein: an opening corresponding to the valve core is formed in the upper end of the central groove (24), a central air bag (26) is arranged on the lower portion of the central groove (24), the central air bag (26) is communicated with the annular air bag (25) through a check valve (27), and when the upper end face of the central air bag (26) and the lower end face of the pump core (2) are in abutting fit, part of air in the central air bag (26) enters the annular air bag (25) through the check valve (27).

7. A twist-off resistant cream bottle as claimed in claim 6, wherein: the lower end of the central air bag (26) is provided with an air valve (28), the center of the lower end of the bottle body (4) is provided with an air inlet (29), and the air inlet (29) corresponds to the air valve (28).

8. A twist-off resistant cream bottle as claimed in claim 1, wherein: still include dustcoat (30), dustcoat (30) constitute the screens cooperation with shoulder cover (7), shoulder cover (7) surface is equipped with a plurality of screens archs (31) that the annular distributes, the cooperation is leaned on in the internal surface constitution top of screens arch (31) and dustcoat (30).