CN218807698U

CN218807698U - Plastic cover with positioning structure

Info

Publication number: CN218807698U
Application number: CN202223307371.3U
Authority: CN
Inventors: 汤帅; 汤日芳; 汤日彬
Original assignee: Dalian Huanke Plastic Industry Co ltd
Current assignee: Dalian Huanke Plastic Industry Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-04-07
Anticipated expiration: 2032-12-09

Abstract

The utility model relates to a plastic cover technical field with location structure discloses a plastic cover with location structure, including lid and positioning mechanism, positioning mechanism includes plastics snap ring and fixture block, the upper surface of plastics snap ring is close to inner circle position department and has seted up the bottle lid groove, the inner circle fixed surface of plastics snap ring installs and ends the piece absolutely, the one end fixed mounting of plastics snap ring has the inserted block, the circular recess has been seted up to the inside of inserted block, the inner wall bottom fixed mounting of circular recess has expanding spring, expanding spring keeps away from the one end fixed mounting of circular recess has the bottom block, through the plastics snap ring that sets up, bottle lid groove, ends piece, through-hole, fixture block, fluting, bullet hole, inserted block, circular recess, expanding spring, bullet knot, bottom block and anticreep ring, can restrict after the plastics lid is screwed up, avoids hard too big, leads to the plastics lid to be difficult to unscrew and makes the screw thread of plastics lid worn and torn, prevents to spill the liquid in the plastic bottle.

Description

Plastic cover with positioning structure

Technical Field

The utility model relates to a plastic cover technical field with location structure, in particular to plastic cover with location structure.

Background

The plastic cover is a common packaging form for packaging bottles, cans and barrels, is widely applied to the fields of beverages, chemical industry and medicines, and can be divided into a breathable plastic cover and a non-breathable plastic cover according to the application.

At present, most plastic covers are in threaded structures, due to the fact that the plastic covers are rotated under the action of force, if the force for screwing the plastic covers is too large, threads can be damaged, and the plastic covers are not positioned to indicate that the plastic covers are screwed, so that the plastic covers are easily screwed excessively and are difficult to open.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plastic cover with location structure to what provide among the above-mentioned background art causes easily to screw up excessively, is difficult to the problem of opening.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a plastics lid with location structure, includes lid and positioning mechanism, positioning mechanism includes plastics snap ring and fixture block, the upper surface of plastics snap ring is close to inner circle position department and has seted up the bottle lid groove, the inner circle fixed surface of plastics snap ring installs and ends contrary piece, the one end fixed mounting of plastics snap ring has the inserted block, the circular recess has been seted up to the inside of inserted block, the inner wall bottom fixed mounting of circular recess has expanding spring, expanding spring keeps away from the one end fixed mounting of circular recess has the bottom plate, expanding spring's one end fixed mounting is kept away from to the bottom plate has the bullet to buckle, the fluting has been seted up to the other end of plastics snap ring, the bullet hole has been seted up on the grooved surface.

According to a preferable scheme, the inner wall of the cover body is provided with a thread groove, the surface of the thread groove is sleeved with a sealing lining, and a threaded hole penetrates through the middle position of the upper surface of the cover body.

Preferably, the side surface of the non-return block is provided with a through hole, the fixture block is fixedly arranged below the threaded groove, one end of the fixture block is matched with the through hole in size, and the lower end of the cover body is rotatably connected in the bottle cover groove.

Preferably, the upper surface of the circular groove is fixedly provided with an anti-drop ring, the elastic buckle is in sliding connection with the anti-drop ring, the size of the elastic hole is matched with that of the elastic buckle, and the diameter of the bottom block is larger than the inner diameter of the anti-drop ring.

As a preferred scheme, an auxiliary mechanism is arranged above the cover body, the lower end of the auxiliary mechanism extends into the cover body, the auxiliary mechanism comprises a threaded rod, the threaded rod is rotatably connected into a threaded hole, an opening penetrates through the position, close to the upper end, of the side face of the threaded rod, and a retaining ring is movably mounted inside the opening.

As preferred scheme, the outer wall of threaded rod is close to lower extreme position department and rotates and be connected with down the nut, the nut is located the inside of lid down, the outer wall of threaded rod is close to trompil position department and rotates and be connected with the nut, it is located the top of lid to go up the nut.

The utility model discloses a technological effect and advantage:

1. through the plastics snap ring, bottle lid groove, end contrary piece, through-hole, fixture block, fluting, bullet hole, inserted block, circular recess, expanding spring, bullet knot, bottom block and the anticreep ring that sets up, can restrict after the plastics lid is screwed up, avoid exerting oneself too greatly, lead to the plastics lid to be difficult to unscrew and make the screw thread of plastics lid worn and torn, prevent that the liquid in the plastic bottle from spilling.

2. Through threaded rod, trompil, last nut, lower nut and the buckle that sets up, can the light plastics lid of opening of assistant user, avoid the plastics lid to be infected with greasy foreign matter and the hand is smooth when leading to uncapping, can't lead to opening the plastics lid hard and influence the use.

Drawings

Fig. 1 is a schematic view of the three-dimensional structure of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is an exploded view of a part of the structure of the present invention.

Fig. 4 is an exploded view of the positioning mechanism of the present invention.

Fig. 5 is one of the exploded views of the positioning mechanism of the present invention.

Fig. 6 is an exploded view of a second part of the positioning mechanism of the present invention.

In the figure: 1. a cover body; 2. a thread groove; 3. sealing the inner liner; 4. a threaded hole; 5. a positioning mechanism; 501. a plastic snap ring; 502. a bottle cap groove; 503. a non-return block; 504. a through hole; 505. a clamping block; 506. grooving; 507. a spring hole; 508. inserting a block; 509. a circular groove; 510. a tension spring; 511. snapping; 512. a bottom block; 513. the anti-drop ring; 6. an auxiliary mechanism; 61. a threaded rod; 62. opening a hole; 63. screwing a nut; 64. a lower nut; 65. a retaining ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a plastic cover with a positioning structure as shown in figures 1-6, which comprises a cover body 1 and a positioning mechanism 5, wherein the positioning mechanism 5 comprises a plastic snap ring 501 and a clamping block 505, a bottle cap groove 502 is arranged on the upper surface of the plastic snap ring 501 near the inner ring position, a check block 503 is fixedly arranged on the inner ring surface of the plastic snap ring 501, an insert block 508 is fixedly arranged at one end of the plastic snap ring 501, a circular groove 509 is arranged in the insert block 508, an extension spring 510 is fixedly arranged at the bottom of the inner wall of the circular groove 509, a bottom block 512 is fixedly arranged at the end of the extension spring 510 far away from the circular groove 509, an elastic buckle 511 is fixedly arranged at the end of the bottom block 512 far away from the extension spring 510, a slotted 506 is arranged at the other end of the plastic snap ring 501, an elastic hole 507 is arranged on the surface of the slotted 506, a through hole 504 is arranged on the side surface of the check block 503, the clamping block 505 is fixedly arranged below the threaded groove 2, one end of a fixture block 505 is matched with the through hole 504, the lower end of the cover body 1 is rotatably connected in the bottle cap groove 502, the upper surface of the circular groove 509 is fixedly provided with a release-proof ring 513, an elastic buckle 511 is slidably connected with the release-proof ring 513, the size of an elastic hole 507 is matched with the elastic buckle 511, the diameter of a bottom block 512 is larger than the inner diameter of the release-proof ring 513, the plastic clamp ring 501 is clamped at the bottle opening of a plastic bottle, then the elastic buckle 511 is pressed, the bottom block 512 compresses a telescopic spring 510, the elastic buckle 511 enters the circular groove 509, then an insertion block 508 is inserted into the slotted groove 506 until the elastic buckle 511 is automatically ejected from the elastic hole 507 and stops, then the cover body 1 is screwed, when one end of the fixture block 505 is inserted into the through hole 504 on the non-return block 503, at the moment, the cover body 1 is screwed, the lower end of the cover body 1 is clamped in the bottle cap groove 502, the plastic cover is limited after the plastic cover is screwed, and the excessive force is avoided, the screw thread of the plastic cap is worn due to the fact that the plastic cap is difficult to unscrew, and liquid in the plastic bottle is prevented from leaking.

In this embodiment, the top of lid 1 is provided with complementary unit 6, its lower extreme extends to the inside of lid 1, complementary unit 6 includes threaded rod 61, threaded rod 61 rotates to be connected inside screw hole 4, the side of threaded rod 61 is close to upper end position department and runs through trompil 62, the inside movable mounting of trompil 62 has buckle 65, the outer wall of threaded rod 61 is close to lower end position department and rotates and is connected with lower nut 64, lower nut 64 is located the inside of lid 1, the outer wall of threaded rod 61 is close to trompil 62 position department and rotates and is connected with last nut 63, it is located the top of lid 1 to go up nut 63, at first rotate last nut 63 and connect on threaded rod 61, then rotate threaded rod 61 and connect in screw hole 4, again with lower nut 64 from the inboard lower extreme of rotating connection at threaded rod 61 of lid 1, when having the greasy dirt to twist not to open on lid 1, can rotate lid 1 through buckle 65, can also extend threaded rod 61 through adjusting last nut 63 and lower nut 64, utilize lever principle, the distance increases more laborsavingly.

In this embodiment, the inner wall of the lid 1 is provided with a thread groove 2, the surface of the thread groove 2 is sleeved with a sealing lining 3, a threaded hole 4 penetrates through the middle position of the upper surface of the lid 1, the thread groove 2 is used for being combined with a plastic bottle body, the sealing lining 3 is used for preventing leakage, and the threaded hole 4 is used for installing a threaded rod 61.

This practical theory of operation: the utility model relates to a plastics lid with location structure, at first with the bottleneck of plastics snap ring 501 card at the plastic bottle, then press bullet knot 511, make bottom block 512 compress expanding spring 510, bullet knot 511 gets into inside the circular recess 509, then insert inside fluting 506 with inserted block 508, stop when bullet knot 511 pops out from bullet hole 507 automatic springing up until bullet, then begin to screw up lid 1, stop when the one end of fixture block 505 inserts through-hole 504 on the contrary piece 503, at this moment, lid 1 has already finished through screwing up, the lower extreme card of lid 1 is in bottle lid groove 502.

At first rotate last nut 63 and connect on threaded rod 61, then rotate threaded rod 61 and connect in screw hole 4, rotate the lower extreme of connecting at threaded rod 61 with lower nut 64 from lid 1 inboard again, when having the greasy dirt to twist not open on lid 1, can rotate lid 1 through buckle 65, can also extend threaded rod 61 through adjusting last nut 63 and lower nut 64, utilize lever principle, the distance increases more laborsavingly.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions on some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a plastics lid with location structure, includes lid (1) and positioning mechanism (5), its characterized in that: positioning mechanism (5) include plastics snap ring (501) and fixture block (505), bottle lid groove (502) have been seted up to the upper surface of plastics snap ring (501) near inner circle position department, the inner circle fixed surface of plastics snap ring (501) installs end contrary piece (503), the one end fixed mounting of plastics snap ring (501) has inserted block (508), circular slot (509) have been seted up to the inside of inserted block (508), the inner wall bottom fixed mounting of circular slot (509) has expanding spring (510), the one end fixed mounting that circular slot (509) were kept away from in expanding spring (510) has bottom block (512), the one end fixed mounting that expanding spring (510) were kept away from in bottom block (512) has bullet knot (511), fluting (506) have been seted up to the other end of plastics snap ring (501), bullet hole (507) have been seted up on the surface of fluting (506).

2. A plastic closure with a locating feature in accordance with claim 1, wherein: the inner wall of the cover body (1) is provided with a thread groove (2), the surface of the thread groove (2) is sleeved with a sealing lining (3), and a threaded hole (4) penetrates through the middle position of the upper surface of the cover body (1).

3. A plastic closure with a locating feature in accordance with claim 2, wherein: the side surface of the non-return block (503) is provided with a through hole (504), the fixture block (505) is fixedly arranged below the thread groove (2), one end of the fixture block (505) is matched with the through hole (504), and the lower end of the cover body (1) is rotatably connected in the bottle cover groove (502).

4. A plastic closure with a locating feature in accordance with claim 3, wherein: the upper surface fixed mounting of circular recess (509) has anticreep ring (513), snap (511) and anticreep ring (513) sliding connection, the size and the snap (511) of bullet hole (507) are adapted, the diameter of bottom block (512) is greater than the internal diameter of anticreep ring (513).

5. A plastic closure with a locating feature in accordance with claim 2, wherein: the top of lid (1) is provided with complementary unit (6), and its lower extreme extends to the inside of lid (1), complementary unit (6) include threaded rod (61), threaded rod (61) rotate to be connected inside screw hole (4), the side of threaded rod (61) is close to upper end position department and runs through trompil (62), the inside movable mounting of trompil (62) has buckle (65).

6. A plastic closure with a locating feature, as claimed in claim 5, wherein: the outer wall of threaded rod (61) is close to lower extreme position department and rotates and be connected with down nut (64), lower nut (64) are located the inside of lid (1), the outer wall of threaded rod (61) is close to trompil (62) position department and rotates and be connected with nut (63), it is located the top of lid (1) to go up nut (63).