CN217338140U

CN217338140U - Locking device of cup cover

Info

Publication number: CN217338140U
Application number: CN202221362333.5U
Authority: CN
Inventors: 芮智洋; 杜玉恒; 张建新; 朱飞; 吴啸
Original assignee: Hangzhou Haers Industrial Co ltd
Current assignee: Hangzhou Haers Industrial Co ltd
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-09-02
Anticipated expiration: 2032-06-02

Abstract

The utility model discloses a locking device of a cup cover, which comprises a lower cover, an upper cover and a lower cover, wherein the lower cover is used for covering and sealing the mouth part of a cup, the upper cover is hinged at the rear end of the lower cover, the front end of the lower cover is provided with a locking device for controlling the closing and opening of the upper cover, and a mounting cavity at the front end of the lower cover is internally provided with a slotted hole; the locking device comprises a locking button which is limited and arranged in the mounting cavity and can freely rotate, and a button spring is arranged between the locking button and the bottom surface of the mounting cavity; the lock button is provided with a second lock catch, and when the second lock catch corresponds to the slot hole, the lock button can be pressed to be in an unlocking state; when the lock knob is rotated to enable the second lock catch to be staggered with the slotted hole, the lock knob is in a locking state; the utility model discloses a locking device, simple structure, the function is reliable, uses and experiences well, has the function that auto-lock and second grade were uncapped.

Description

Locking device of cup cover

Technical Field

The utility model belongs to the technical field of the drinking cup, especially, relate to a locking device of bowl cover.

Background

The existing cup cover is designed for a bouncing cover opened by one key, the lock catch of the cup cover generally adopts a sliding mode to lock and unlock a button, the structure is slightly complex, and the upper flip cover is directly opened.

Disclosure of Invention

The utility model aims at providing a locking device of bowl cover, simple structure, the function is reliable, uses and experiences well, has the function that auto-lock and second grade were uncapped.

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

The utility model provides a locking device of bowl cover, is used for the lid to close including the lower cover and seals on the oral area of cup, and the upper cover articulates the rear end of lower cover, the front end of lower cover is equipped with locking device and is used for control closing and opening of upper cover, its characterized in that: a slotted hole is formed in the mounting cavity at the front end of the lower cover; the locking device comprises a locking button which is limited and arranged in the mounting cavity and can freely rotate, and a button spring is arranged between the locking button and the bottom surface of the mounting cavity;

the lock button is provided with a second lock catch, and when the second lock catch corresponds to the slot hole, the lock button can be pressed to be in an unlocking state; when the lock knob is rotated to make the second lock catch staggered with the slotted hole, the lock is in a locking state.

The locking device also comprises a first lock catch arranged in the slotted hole, and a lock catch spring arranged between the first lock catch and the bottom surface of the slotted hole; the first lock catch is matched with a lock hook arranged at the front end of the upper cover;

in an unlocking state, the lock button is pressed, the button spring is compressed, the second lock catch moves in the slotted hole to press the first lock catch to be separated from the lock hook, the lock hook is then matched with the second lock catch, and at the moment, in a first-stage cover opening state, the lock catch spring is compressed; and when the lock button is loosened, the second lock catch is reset under the action of the button spring to be separated from the lock hook, and the upper cover completes secondary cover opening.

The lock button comprises a button and a lock ring, the lock ring is annular, is limited and installed in the installation cavity and can freely rotate, and the second lock catch is arranged on the lock ring; the button is arranged in the annular through hole of the lock ring, the button spring is arranged between the button and the bottom surface of the mounting cavity, and a convex part is arranged on the button;

when the lock ring is rotated to be in an unlocking state, the second lock catch corresponds to a convex part on the button and a slotted hole in the installation cavity, the button is pressed, and the convex part is matched with the second lock catch to enable the lock ring to move inwards; when the lock ring is rotated to be in a locking state, the second lock catch is staggered with the convex part on the button and the slotted hole in the mounting cavity, and the lock ring cannot be driven to move by pressing the button.

The locking ring protrudes out of the mounting cavity of the lower cover.

The number of the slotted holes in the mounting cavity is two; the two second lock catches are symmetrically arranged on the lock ring corresponding to the slotted holes; the convex parts are symmetrically arranged on the button corresponding to the second lock catches in two.

Compared with the prior art, the beneficial effects of the utility model are that: by adopting the technical scheme, the second lock catch is arranged on the lock knob, the lock knob can be rotated and pressed, and the functions of opening the cover and self-locking are realized by matching with the slotted hole, so that fewer parts and simple structure are realized.

The further beneficial effects are that: the first lock catch is matched with the upper cover to close the cover, the lock button is pressed, the upper cover is separated from the first lock catch to finish primary cover opening, at the moment, the straw cup can pre-exhaust, the straw cannot be aligned with a user, and safety is guaranteed; the lock button is loosened to complete the secondary opening of the cover, and the air pressure in the cup is exhausted at the moment, so that the situation of splashing hot water can not occur.

Still further beneficial effect is: the lock knob comprises a button and a lock ring, the lock ring rotates independently, the button can be kept, the appearance of some buttons needs to be kept upright, the appearance is more attractive, and the button can be pressed no matter in a locking state or an unlocking state, so that the experience is better; the lock ring protrudes out of the mounting cavity, so that the operation and rotation are facilitated. The slotted hole, the second lock catch and the convex part are symmetrically arranged into two parts, so that the locking device is more stable and reliable in the rotating or pressing process.

Drawings

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

Fig. 2 is a schematic view of the cross-sectional structure of the cover in the unlocked state.

Fig. 3 is the sectional structure diagram of the utility model when the button one-level state of uncapping is pressed.

Fig. 4 is a schematic view of the sectional structure in the second stage of the cover opening state of the present invention.

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

Detailed Description

In order to make the technical solution of the present invention clearer, the following describes the present invention in detail with reference to fig. 1 to 5. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.

The utility model relates to a locking device of bowl cover, as shown in figure 1, be used for the lid to close including lower cover 1 and seal on the oral area of cup, upper cover 2 articulates the rear end of lower cover 1, the front end of lower cover 1 is equipped with locking device and is used for control closing and opening of upper cover 2.

The locking device comprises a locking button 3, a first locking buckle 4, a button spring 5 and a locking spring 6; the front end of the lower cover 1 is provided with an installation cavity, an upper slotted hole and a lower slotted hole are arranged in the installation cavity, the first lock catch 4 is arranged in the upper slotted hole, and a lock catch spring 6 is arranged between the first lock catch 4 and the bottom surface of the upper slotted hole; the lock knob 3 is limited and installed in the installation cavity and can freely rotate, and a button spring 5 is arranged between the lock knob 3 and the bottom surface of the installation cavity; the lock knob 3 is provided with two second lock catches 30, and in order to enable the lock knob 3 to be stable in the pressing and rotating processes, the two second lock catches 30 are arranged in a vertically symmetrical mode corresponding to the slotted holes.

As shown in fig. 2, when the second lock catch 30 on the lock knob 3 corresponds to the upper and lower slotted holes, the lock knob 3 can be pressed in the unlocked state, and the second lock catch 30 is located outside the upper and lower slotted holes; as shown in fig. 3, the lock button 3 is pressed, the button spring 5 is compressed, the second lock catch 30 moves into the upper and lower groove holes, the second lock catch 30 presses the first lock catch 4 to move inwards until the first lock catch 4 is separated from the lock hook 21 at the front end of the upper cover 2, the upper cover 2 is turned over until the lock hook 21 contacts with the second lock catch 30, the action of turning the upper cover 2 over to open the cover is blocked, at this time, the upper cover is in a first-stage cover opening state, the first lock catch 4 is blocked and limited by the lock hook 21, the lock catch springs 6 are all in a compressed state, at this time, for the straw cup, the sealing of the exhaust hole is released to exhaust, the straw is also covered by the upper cover 2, and hot water is sprayed out from the straw without being splashed to a user, which is safe. When the lock knob 3 is released, as shown in fig. 4, the second lock catch 30 is withdrawn from the upper and lower slots and separated from the lock hook 21 under the action of the button spring 5, and the upper cover 2 is turned over to complete the secondary opening.

When the knob 3 is rotated to make the second lock catch 30 not correspond to the upper and lower slotted holes, the lock knob 3 cannot be pressed, and is in a locked state.

The lock knob 3 comprises a button 31 and a lock ring 32, the lock ring 32 is annularly and limitedly arranged in the mounting cavity and can freely rotate, and the annular edge of the lock ring 32 is provided with second lock catches 30 which are vertically and radially inwards symmetrically; the button 31 is arranged in an annular through hole of the lock ring 32, a button spring 5 is arranged between the button 31 and the bottom surface of the installation cavity, and convex parts are symmetrically arranged on the button 31 from top to bottom; when the lock ring 32 is rotated to enable the second lock catch 30 to be in an unlocking state corresponding to the upper and lower slotted holes, the convex part also corresponds to the second lock catch 30, at this time, the button 31 is pressed, the convex part is matched with the second lock catch 30 to enable the lock ring 32 to move inwards, the second lock catch 30 moves inwards in the upper and lower slotted holes, and primary opening is completed; the button 31 is released and rebounds under the action of the button spring 5, as shown in fig. 5, the lock ring 32 is driven by the reverse buckle 33 arranged outside the button 31 to move outwards and reset, so that the second lock catch 30 is separated from the lock hook 21, and the upper cover 2 completes the secondary cover opening; when the lock ring 32 is rotated to make the second lock catch 30 not correspond to the upper and lower slotted holes, the convex part on the button 31 also does not correspond to the second lock catch 30, and at this time, the button 31 is pressed, the lock ring 32 cannot be driven to move, and the lock ring is in a locked state.

In order to facilitate the operation of rotating the locking ring 32, the locking ring 32 protrudes from the mounting cavity of the lower cover 1.

Claims

1. The utility model provides a locking device of bowl cover, is used for the lid to close the oral area at the cup including lower cover (1), and upper cover (2) articulate the rear end of lower cover (1), the front end of lower cover (1) is equipped with locking device and is used for control closing and opening of upper cover (2), its characterized in that: a slotted hole is formed in the mounting cavity at the front end of the lower cover (1); the locking device comprises a locking button (3) which is arranged in the mounting cavity in a limiting manner and can freely rotate, and a button spring (5) is arranged between the locking button (3) and the bottom surface of the mounting cavity;

the lock button (3) is provided with a second lock catch (30), and when the second lock catch (30) corresponds to the slot hole, the lock button (3) can be pressed to be in an unlocking state; when the lock knob (3) is rotated to make the second lock catch (30) staggered with the slotted hole, the lock is in a locking state.

2. The locking device of a cup cover of claim 1, characterized in that: the locking device also comprises a first lock catch (4) arranged in the slotted hole, and a lock catch spring (6) arranged between the first lock catch (4) and the bottom surface of the slotted hole; the first lock catch (4) is matched with a lock hook (21) arranged at the front end of the upper cover (2);

in an unlocking state, the lock button (3) is pressed, the button spring (5) is compressed, the second lock catch (30) moves into the slotted hole to press the first lock catch (4) to be separated from the lock hook (21), the lock hook (21) is matched with the second lock catch (30), and at the moment, in a primary uncovering state, the lock catch spring (6) is compressed; and when the lock button (3) is released, the second lock catch (30) is reset under the action of the button spring (5) and is separated from the lock hook (21), and the upper cover (2) completes secondary cover opening.

3. The locking device of a cup cover of claim 1, characterized in that: the lock knob (3) comprises a button (31) and a lock ring (32), the lock ring (32) is annularly limited and arranged in the mounting cavity and can freely rotate, and the second lock catch (30) is arranged on the lock ring (32); the button (31) is arranged in an annular through hole of the lock ring (32), the button spring (5) is arranged between the button (31) and the bottom surface of the mounting cavity, and a convex part is arranged on the button (31);

when the lock ring (32) is rotated to be in an unlocking state, the second lock catch (30) corresponds to a convex part on the button (31) and a slotted hole in the installation cavity, the button (31) is pressed, and the convex part is matched with the second lock catch (30) to enable the lock ring (32) to move inwards; when the lock ring (32) is rotated to be in a locking state, the second lock catch (30) is staggered with the convex part on the button (31) and the slotted hole in the mounting cavity, and the lock ring (32) cannot be driven to move by pressing the button (31).

4. The locking device of a cup cover of claim 3, characterized in that: the locking ring (32) protrudes out of the mounting cavity of the lower cover (1).

5. The locking device of a cup cover of claim 3, characterized in that: the number of the slotted holes in the mounting cavity is two; the two second lock catches (30) are symmetrically arranged on the lock ring (32) corresponding to the slotted holes; the convex parts are symmetrically arranged on the button (31) corresponding to the second lock catches (30) in two.