WO2022141811A1

WO2022141811A1 - Sealing cover

Info

Publication number: WO2022141811A1
Application number: PCT/CN2021/081246
Authority: WO
Inventors: 夏元安
Original assignee: 夏元安
Priority date: 2020-12-31
Filing date: 2021-03-17
Publication date: 2022-07-07
Also published as: CN112849720A

Abstract

A sealing cover, comprising a locking structure used for driving a first cover body (1) and a second cover body (3) to get close to each other or be separated from each other. The locking structure comprises a placement groove (19) formed at the middle of the first cover body (1); at least two tilting rods (6) are arranged in the placement groove (19), the inner ends of the tilting rods (6) are arranged in the placement groove (19), and the outer ends of the tilting rods (6) extend out from the placement groove (19) and hook the second cover body (3); a button assembly further provided in the placement groove (19); pressure is applied to the inner ends of the tilting rods (6) by means of the button assembly, such that the outer ends of the tilting rods (6) drive the second cover body (3) to get close to or away from the first cover body (1); the button assembly comprises a pressing cap (2) and a bounce core assembly; and the pressing cap (2) is locked by the bounce core assembly when being pressed for the first time, and is released by the bounce core assembly when being pressed again. The sealing cover simplifies the locking structure, such that machining and mounting are simpler and more convenient.

Description

a sealing cover

technical field

The invention belongs to the technical field of sealing caps, in particular to a sealing cap.

Background technique

A sealing cover is a cover applied to a sealing jar to form a closed space with the sealing jar. For example, the patent number is 2011205394938, and the patent name is an invention patent for a sealing jar.

Although this patent not only has the characteristics of good sealing performance and convenient opening of the cover, but its locking structure is realized by the cooperation between the block and the groove of the gear and the block and the block. There are three gears, and each pair has a structure that cooperates with each other, so the structure is complicated. At the same time, the structure of the block and the groove is relatively fine, so the processing is relatively complicated. It is also more troublesome.

technical solutions

The purpose of the present invention is to provide a sealing cover, the locking structure of which is realized by pressing the cap and the bouncing core assembly. Compared with the existing structure, the present invention simplifies the locking structure, thereby making the processing and installation easier. Therefore, the problem that the existing locking structure is relatively complex is solved.

The object of the present invention is achieved in this way:

A sealing cover, comprising

the first cover;

a second cover body, the lower end of the first cover body is arranged to move;

a sealing ring, which is arranged on the periphery of the first cover body or the second cover body;

When the first cover body and the second cover body are close to each other at a certain distance, the sealing ring is squeezed by the first cover body and the second cover body to expand outward, thereby sealing the port of the container to be fitted;

a locking structure for driving the first cover body and the second cover body to approach or separate from each other;

The locking structure includes:

The middle part of the first cover is provided with a placement slot, and at least two tilting rods are arranged in the placement slot. the second cover;

A button assembly is also arranged in the placement groove, and the button assembly exerts pressure on the inner end of the rocking rod, so that the outer end of the rocking rod drives the second cover body to approach or leave the first cover body;

The button assembly includes a pressing cap and a bouncing core assembly, the pressing cap is locked by the bouncing core assembly when pressed for the first time, and is released by the bouncing core assembly when pressed again.

On the basis of the above scheme, further improved or preferred schemes also include:

Preferably, the button assembly further includes a snap portion arranged at the bottom of the pressing cap and a snap piece arranged in the placement groove, the snap portion is provided with a snap slot on the upper end, and a spring is arranged on the lower portion of the snap piece. ;

The clamping part cooperates with the clamping part to form the clamping part when the clamping part is first pressed, and the clamping part is released when the clamping part is pressed again.

Preferably, a limit hole is defined in the placement slot, and the clip is moved and arranged in the limit hole;

A hook is symmetrically arranged on the upper end of the clip, and the clip slot is formed between the hooks, the hook extends out of the limit hole, and the opened width of the hook is larger than the width of the limit hole ;

When the clamping part is forced to move down, it will drive the clamping part to move down, so that the inner wall of the limiting hole presses the hook, so that the hook covers the outside of the clamping part, and the clamping part is clamped on the clamping part. in the slot.

Preferably, a limiting portion is provided at the bottom of the outer end of the locking hook, and a locking slot is formed on the inner wall of the limiting hole, and the limiting portion is clamped in the locking slot, thereby restricting the movement of the locking piece.

Preferably, the outer side of the clamping portion is formed with a second inclined surface, the first spring is arranged between the clamping member and the limiting hole, and a protruding strip is arranged on the inner wall of the clamping hook;

When the limiting part is clamped in the slot, the first spring is in a compressed state due to the force, and by pressing the pressing cap, the inclined plane 2 presses the protruding strip downward, so that the upper end of the hook moves outward, and the bottom of the hook moves outward. Moves inwardly so that the limiting part is separated from the card slot, and the spring pushes the card connector to reset.

Preferably, a bump is provided on one side of the clip, the limit hole is provided with a slot rail, and the bump is moved and arranged in the slot rail;

The other side of the clamping piece is rotatably provided with a guide piece, a guide table is arranged in the limit hole, and a slope 1 is formed on the upper end of the guide table;

The lower end of the guide piece is located at an upper end of the inclined surface, the latching piece is forced to move down until the guide piece contacts the inclined surface, and the guide piece rotates along the inclined surface.

Preferably, a connecting column is provided between the clamping portion and the pressing cap, and the width dimension of the connecting column is smaller than the width dimension of the connecting end of the clamping portion and the connecting column;

One end of the hook away from the clip is provided with a clip protrusion. When the hook covers the outside of the clip part, the clip joint is clipped on the connection between the clip part and the connecting post.

Preferably, the placement slot is provided with a mounting table, and the mounting table is provided with a mounting hole, the mounting hole is provided with a mounting piece, and the mounting piece is provided with the limiting hole;

The side wall of the installation platform is provided with a clamping hole which is communicated with the installation hole, and both sides of the mounting piece are provided with installation protrusions, and the installation protrusions are clamped in the clamping holes.

Preferably, the placing slot is provided with a limiting slot, and the lower end of the tilting rod is provided with a connecting block, the connecting block is rotatably arranged in the limiting slot, and the tilting rod swings around the connecting block;

A second spring is arranged between the first cover body and the second cover body. When the clamping portion is clamped in the clamping groove, the spring II is in a compressed state due to the force, and the core assembly is bounced by pressing the pressing cap. Released, and the spring II pushes the second cover to reset and drives the tilting rod to swing, so that the tilting rod pushes the pressing cap to reset.

Preferably, the side wall of the placement slot is provided with a moving hole, the lower end of the pressing cap is arranged in the placement slot for movement, and the lower end of the pressing cap is provided with a buckle, and the buckle is arranged in the moving hole for movement.

Or/and, the second cover body is provided with a connecting groove, and the side wall of the connecting groove is concavely formed with a moving groove, and the lower end of the first cover body is moved in the connecting groove and is provided on the outside of the first cover body. The connecting bar is moved and arranged in the moving slot.

beneficial effect

Compared with the prior art, the present invention has outstanding and beneficial technical effects as follows:

1. The locking structure of the present invention realizes the locking by pressing the cap and the bouncing core assembly, and realizes the locking through the clamping part being clamped in the clamping groove. Compared with the existing structure, the present invention simplifies the locking structure. , which makes processing and installation easier.

2. The present invention guides the moving track when the clamping piece moves through the cooperation of the convex block and the groove rail, thereby making the clamping piece move vertically.

At the same time, the cooperation between the guide piece and the guide table plays a certain buffering and limiting role, thereby preventing the bottom of the clamping piece from directly colliding with the limiting hole.

3. In the present invention, the clamping protrusion is clamped at the connection between the clamping part and the connecting post, so as to limit the clamping part, thereby preventing the clamping part from moving up, so that the clamping part can be prevented from moving between the clamping hooks. detach, and play a better sealing.

4. The present invention separates the related structure of the clip from the first cover through the design of the mounting piece, rather than directly connecting the clip to the first cover. Therefore, when the relevant structure of the clipping part is damaged, the installation part can be directly taken out for maintenance, instead of being repaired together with the first cover, which is more convenient.

5. One end of the tilting rod of the present invention is set on the second cover body, and the other end passes through the first cover body and is located at the lower end of the pressing cap, that is, it is connected with the upper, middle and second cover bodies, so only one spring is needed. In cooperation with it, compared with the existing multi-spring structure, the present invention simplifies the structure.

Description of drawings

Fig. 1 is the structural sketch map of the present invention;

Fig. 2 is the sectional structure diagram of unlocking of the present invention;

Fig. 3 is the sectional structure diagram of the locking of the present invention;

Fig. 4 is the enlarged structural diagram of A in Fig. 3;

Figure 5 is a schematic structural diagram of a cross-sectional view of the mounting part and the clip;

Figure 6 is a schematic diagram of the structure of the disassembly of the mounting part and the clip;

Figure 7 is a schematic diagram of the structure of the installation;

Fig. 8 is the structural sketch of the split of the present invention;

Figure 9 is a schematic diagram of the structure of the pressing cap;

Fig. 10 is one of the structural diagrams of the first cover body;

Fig. 11 is the second structural diagram of the first cover body;

Figure 12 is a schematic structural diagram of the second cover body and the tilting rod;

Figure 13 is a schematic diagram of the structure of the tilting rod.

In the figure: 1-first cover; 11-clamping piece; 111-guide piece; 1111-installation column;

1112-Guide post; 112-Bump; 113-Clamping groove; 1131-Boss; 12-Connecting bar;

13-limiting hole; 131-guide table; 132-slope one; 133-groove rail; 134-post;

135-card slot; 14-card hook; 141-card connection protrusion; 142-protrusion; 143-limit protrusion;

15-spring one; 16-installation table; 161-installation hole; 162-clamping hole; 17-installation piece;

171-installation protrusion; 18-limiting groove; 181-limiting table; 182-limiting strip;

19-Place slot; 191-Move hole; 192-Hole; 2-Press cap; 21-Clamp part;

211-slope two; 22-connection column; 23-buckle; 3-second cover; 31-connection groove;

32-moving slot; 33-clamping strip; 34-connecting table; 35-connecting hole; 4-sealing ring;

41-groove; 5-spring two; 6-warping rod; 61-connecting block; 62-installation part.

Embodiments of the present invention

The specific embodiments of the present invention will be further described in detail below with reference to the accompanying drawings.

As shown in FIG. 1-FIG. 4, a sealing cover includes a first cover body 1 and a second cover body 3, and the second cover body 3 is moved with a lower end of the first cover body 1.

At the same time, the sealing cover also includes a sealing ring 4, and the sealing ring 4 is arranged on the periphery of the first cover body 1 or the second cover body 3. Therefore, when the first cover body 1 and the second cover body 3 are close to each other at a certain distance, the sealing ring 4 is squeezed by the first cover body 1 and the second cover body 3 to expand outward, thereby sealing the port of the container to be fitted.

Moreover, the sealing cover also includes a locking structure, and the locking structure is used to drive the first cover body 1 and the second cover body 3 to approach or separate from each other.

The locking structure includes:

The middle part of the first cover body 1 is provided with a placement slot 19, and at least two tilting rods 6 are arranged in the placement slot 19. At the same time, the inner end of the tilting rod 6 is arranged in the placing slot 19, and the outer end of the tilting rod 6 protrudes. Place the groove 19 and hook the second cover 3 .

In addition, a button assembly is also arranged in the placing slot 19 , and the button assembly exerts pressure on the inner end of the tilting rod 6 , so that the outer end of the tilting rod 6 drives the second cover body 3 to approach or leave the first cover body 1 .

At the same time, the button assembly includes a pressing cap 2 and a bouncing core assembly. When the pressing cap 2 is pressed for the first time, it is locked by the bouncing core assembly, and when it is pressed again, it is released by the bouncing core assembly.

Therefore, in the actual use process, when the pressing cap 2 is pressed to move down, it will be locked by the bouncing core assembly, and the inner end of the tilting rod 6 is stressed so that the outer end of the tilting rod 6 drives the second cover 3 to approach. The first cover body 1 and the sealing ring 4 are compressed by the first cover body 1 and the second cover body 3 to expand outward, thereby sealing the port of the container to be fitted.

Moreover, compared with the existing gear structure, the present invention simplifies the locking structure, thereby making the processing and installation easier.

The structure between the second cover body 3 and the sealing ring 4 is as follows: first, the outer side of the second cover body 3 is provided with a clamping strip 33, and the inner side of the sealing ring 4 is provided with a groove 41, and the clamping strip 33 is clamped to the groove. 41 to connect the second cover 3 and the sealing ring 4 .

As shown in FIG. 2-FIG. 4, the button assembly further includes a snap portion 21 arranged at the bottom of the pressing cap 2 and a snap portion 11 arranged in the placement groove 19. At the same time, the upper end of the snap portion 11 is provided with a snap slot 113. And the lower part of the clip 11 is provided with a spring 15.

Therefore, in the actual use process, the engaging portion 21 cooperates with the engaging member 11 to form the first pressing to lock the engaging portion 21 , and to release the engaging portion 21 when pressed again.

At the same time, the specific structure of locking the engaging portion 21 is as follows: the placing slot 19 defines a limiting hole 13 , and the engaging member 11 is moved and disposed in the limiting hole 13 . And as shown in FIG. 4 to FIG. 7 , firstly, the upper end of the clip 11 is symmetrically provided with hooks 14 , and a clip slot 113 is formed between the hooks 14 . The width dimension of the opening 14 is larger than the width dimension of the limiting hole 13 .

Therefore, in the actual use process, when the clamping part 21 is forced to move downward, the clamping part 11 will be driven to move down, so that the inner wall of the limiting hole 13 presses the clamping hook 14, so that the clamping hook 14 covers the clamping part. 21 , and the engaging portion 21 is snapped into the engaging slot 113 .

In addition, in order to prevent the clipping portion 21 from disengaging, a connecting column 22 is provided between the clipping portion 21 and the pressing cap 2 , and the width of the connecting column 22 is smaller than the width of the connecting end of the clipping portion 21 and the connecting column 22 .

And the end of the hook 14 away from the clip 11 is provided with a clip protrusion 141 , so when the hook 14 covers the outside of the clip part 21 , the clip bump 141 is clipped on the clip part 21 and the connecting post 22 . Therefore, the clamping portion 21 can be limited, thereby preventing the clamping portion 21 from moving upward, so that the clamping portion 21 can be prevented from being separated from the hooks 14, and better sealing performance can be achieved.

As shown in FIG. 4 , how to indicate that the clip portion 21 has been locked is that a limit component is provided between the clip portion 21 and the placement slot 19 , and the limit component includes a limit portion disposed at the bottom of the outer end of the hook 14 . 143 , and a card slot 135 formed on the inner wall of the limiting hole 13 , and the limiting portion 143 is clamped in the card slot 135 , thereby restricting the movement of the engaging member 11 .

And as shown in the figure, the structure for releasing the limit is as follows: first, the outer side of the clamping part 21 is formed with a slope 211, and a spring 15 is arranged between the clamping part 11 and the limiting hole 13, and the inner wall of the clamping hook 14 is arranged There are ridges 142 .

Therefore, when the limiting portion 143 is clamped in the slot 135, the spring one 15 is in a compressed state due to the force, and then the inclined surface 211 presses the protruding strip 142 downward by pressing the pressing cap 2, thereby making the The upper end of the hook 14 moves outward, and the bottom of the hook 14 moves inward so that the limiting portion 143 is disengaged from the slot 135 , and then the clip 11 is reset by the elasticity of the spring one 15 .

The installation structure of the spring one 15 is as follows: first, a post 134 is arranged in the limiting hole 13, so during installation, one end of the spring one 15 is inserted into the clip 11, and the other end of the spring one 15 is sleeved on the outside of the post 134. .

Moreover, the engaging slot 113 is provided with a boss 1131 , when the engaging portion 21 moves into the engaging slot 113 , the boss 1131 can be in contact with the engaging portion 21 , so as to play a certain limiting role.

As shown in FIGS. 5-7 , a bump 112 is provided on one side of the clip 11 , and a groove rail 133 is formed in the limiting hole 13 , and the bump 112 is moved in the groove rail 133 .

Therefore, in the actual use process, the bump 112 can be moved in the groove rail 133, so that the clip 11 can be moved in the limit hole 13, and the moving trajectory can be guided when the clip 11 moves. Then, the 11 pieces of snap connection are moved vertically.

At the same time, a guide member 111 is rotated on the other side of the clamping member 11, and a guide table 131 is arranged in the limiting hole 13, and the upper end of the guide table 131 is formed with a slope one 132, and the lower end of the guide member 111 is located at the upper end of the slope one 132.

Therefore, in the actual use process, when the clamping member 11 is forced to move down to the contact between the guide member 111 and the inclined plane 132, the guide member 111 will rotate along the inclined plane 132 at this time, so as to play a certain buffering and limiting function. , thereby preventing the bottom of the clip 11 from directly colliding with the limiting hole 13 .

The installation structure of the guide member 111 is as follows: first, the upper end of one side of the guide member 111 is provided with a mounting post 1111, and the installation post 1111 is inserted into the clamping member 11, and at the same time, the guide post 1112 at the lower end of the other side of the guide member 111, and the guide post 1112 The lower end is located on the upper end of the inclined plane 132, and when the clamping member 11 is forced to move down to the guide post 1112 and contact with the inclined plane 132, the guide post 1112 will follow the inclined plane 132 to drive the guide member 111 to rotate around the mounting post 1111. .

As shown in FIGS. 1 to 7 , the structure of the limiting hole 13 is as follows: first, the placement slot 19 is provided with a mounting table 16 , and the mounting table 16 is provided with a mounting hole 161 , and a mounting member 17 is provided in the mounting hole 161 , and the mounting The member 17 defines a limiting hole 13 .

Moreover, in the structure between the mounting table 16 and the mounting piece 17, it is preferred that the side wall of the mounting table 16 is provided with a clamping hole 162 which communicates with the mounting hole 161, and at the same time, both sides of the mounting piece 17 are provided with mounting protrusions 171, and the mounting protrusions 171 It is snapped into the snap hole 162 to connect the mounting table 16 and the mounting piece 17 .

Moreover, the arrangement of the mounting member 17 separates the relevant structure of the clipping member 11 from the first cover body 1 , rather than directly connecting the clipping member 11 with the first cover body 1 . Therefore, when the relevant structure of the clip 11 is damaged, the mounting member 17 can be directly taken out for maintenance, instead of being repaired together with the first cover 1, which is more convenient.

As shown in FIGS. 1-13 , the reset structure of the first cover body 1 and the pressing cap 2 : first, a spring two 5 is arranged between the first cover body 1 and the second cover body 3 .

Therefore, in the actual use process, when the snap portion 21 is snapped into the snap slot 113, the spring 2 5 is in a compressed state due to the force, and is then released by the bouncing core assembly by pressing the pressing cap 2. Since there is no locking, the spring 2 5 pushes the second cover 3 to reset due to its own elasticity and drives the tilting rod 6 to swing so that the tilting rod 6 pushes the pressing cap 2 to reset.

In addition, compared with the existing multi-spring structure, the present invention adopts the structure of the tilting rod 6, so that only one spring 2 5 is required, thereby simplifying the structure.

The installation structure of the second spring 5 is as follows: it is preferred that the second cover body 3 is provided with a connecting table 34 , and the second spring 5 is sleeved on the outside of the connecting table 34 .

As shown in the figure, the swinging structure of the rocking rod 6 is as follows: first, the first cover body 1 is provided with a limiting slot 18, and the lower end of the rocking rod 6 is provided with a connecting block 61, and the connecting block 61 is rotatably arranged in the limiting groove 18, and at the same time The rocker bar 6 swings around the connection block 61 .

The specific structure of the limiting slot 18 is as follows: first, the placing slot 19 is provided with a limiting table 181 and a limiting bar 182 respectively, and a limiting slot 18 is formed between the limiting platform 181 and the limiting bar 182 .

At the same time, the installation structure of the rocking rod 6 is as follows: firstly, the end of the rocking rod 6 connected with the second cover body 3 is provided with two mounting parts 62 , and the first cover body 1 and the second cover body 3 are respectively provided with holes 192 and connecting hole 35. Therefore, during installation, the installation portion 62 passes through the hole 192 and is disposed in the connection hole 35 .

As shown in FIGS. 8-13 , the moving structure of the pressing cap 2 is as follows: firstly, a moving hole 191 is formed on the side wall of the placement groove 19 , and at the same time, the lower end of the pressing cap 2 is provided with a buckle 23 .

Therefore, in the actual use process, the lower end of the pressing cap 2 is moved and disposed in the placement groove 19 , and the buckle 23 is moved and disposed in the moving hole 191 .

At the same time, the moving structure of the first cover 1 is as follows: first, the second cover 3 is provided with a connecting groove 31 , and the side wall of the connecting groove 31 is recessed to form a moving groove 32 , and at the same time, the outer side of the first cover 1 is provided with a connecting bar 12 ,

Therefore, in the actual use process, the lower end of the first cover 1 is moved and disposed in the connecting groove 31 , and the connecting bar 12 is moved and disposed in the moving groove 32 .

The above-mentioned embodiments are only preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore: all equivalent changes made according to the structure, shape and principle of the present invention shall be covered by the protection of the present invention. within the range.

Claims

A sealing cover, comprising

a first cover body (1);

the second cover body (3), the lower end of the first cover body (1) is disposed in movement;

a sealing ring (4), which is arranged on the periphery of the first cover body (1) or the second cover body (3);

When the first cover (1) and the second cover (3) are close to each other at a certain distance, the sealing ring (4) is pressed by the first cover (1) and the second cover (3) to move outwards expanding, thereby sealing the container port to be fitted;

a locking structure for driving the first cover body (1) and the second cover body (3) to approach or separate from each other;

It is characterized by:

The locking structure includes:

A placement slot (19) is provided in the middle of the first cover body (1), at least two tilting rods (6) are arranged in the placement slot (19), and the inner ends of the tilting bars (6) are arranged in the placement slot (19). 19), and the outer end of the tilting rod (6) extends out of the placement groove (19) and hooks the second cover (3);

A button assembly is also provided in the placement groove (19), and pressure is applied to the inner end of the tilting rod (6) through the button assembly, so that the outer end of the tilting rod (6) drives the second cover (3) to approach or leave the first cover (1);

The button assembly includes a pressing cap (2) and a bouncing core assembly, the pressing cap (2) is locked by the bouncing core assembly when pressed for the first time, and is released by the bouncing core assembly when pressed again.
A sealing cover according to claim 1, characterized in that: the button assembly further comprises a snap portion (21) arranged at the bottom of the pressing cap (2) and a snap portion arranged in the placement groove (19). (11), the upper end of the clip (11) is provided with a clip slot (113), and the lower part of the clip (11) is provided with a spring one (15);

The clamping part (21) cooperates with the clamping part (11) to lock the clamping part (21) when pressed for the first time, and release the clamping part (21) when it is pressed again.
A sealing cover according to claim 2, characterized in that: the placing groove (19) is provided with a limiting hole (13), and the clip (11) is movably arranged in the limiting hole (13);

A hook (14) is symmetrically arranged at the upper end of the clip (11), and the clip slot (113) is formed between the hooks (14), and the hook (14) protrudes out of the limit hole ( 13), and the opened width of the hook (14) is greater than the width of the limit hole (13);

When the clamping part (21) is forced to move downward, it will drive the clamping part (11) to move down, so that the inner wall of the limiting hole (13) presses the clamping hook (14), so that the clamping hook (14) is covered on the hook (14). the outer side of the clamping part (21), and the clamping part (21) is clamped in the clamping groove (113).
A sealing cover according to claim 3, characterized in that: a limit portion (143) is provided at the bottom of the outer end of the hook (14), and a slot (135) is opened on the inner wall of the limit hole (13), The limiting portion (143) is clamped in the clamping slot (135), thereby restricting the movement of the clamping element (11).
A sealing cover according to claim 4, characterized in that: the outer side of the clamping portion (21) is formed with a second inclined surface (211), and the clamping member (11) and the limiting hole (13) are provided between There is the first spring (15), and a protruding strip (142) is arranged on the inner wall of the hook (14);

When the limiting part (143) is clamped in the slot (135), the spring one (15) is in a compressed state due to the force, and the second inclined surface (211) is pressed downward by pressing the pressing cap (2) strip (142), then the upper end of the hook (14) is moved outward, and the bottom of the hook (14) is moved inward, so that the limiting part (143) is disengaged from the slot (135), and the spring one (15) pushes The clip (11) is reset.
The sealing cover according to claim 3, 4 or 5, characterized in that a bump (112) is provided on one side of the clip (11), and a groove rail is provided in the limit hole (13) (133), and the bump (112) is moved and arranged in the groove rail (133);

A guide member (111) is rotatably provided on the other side of the clamping member (11), a guide table (131) is arranged in the limit hole (13), and an inclined surface (132) is formed on the upper end of the guide table (131). );

The lower end of the guide member (111) is located at the upper end of the inclined surface one (132), and the clip (11) is forced to move down until the guide member (111) contacts the inclined surface one (132), and the guide member (111) moves along the inclined surface one (132). (132) Turn.
A sealing cover according to claim 3, 4 or 5, characterized in that: a connecting column (22) is provided between the clamping portion (21) and the pressing cap (2), and the connecting column (22) The width dimension is smaller than the width dimension of the connecting end of the clamping portion (21) and the connecting column (22);

An end of the hook (14) away from the clip (11) is provided with a clip protrusion (141). When the hook (14) covers the outside of the clip part (21), the clip protrusion (141) It is clamped at the connection between the clamping part (21) and the connecting post (22).
A sealing cover according to claim 3, 4 or 5, characterized in that: the placement groove (19) is provided with a mounting table (16), and the mounting table (16) is provided with a mounting hole (161), so The mounting hole (161) is provided with a mounting member (17), and the mounting member (17) is provided with the limiting hole (13);

The side wall of the mounting table (16) is provided with a clamping hole (162) that communicates with the mounting hole (161), and mounting protrusions (171) are provided on both sides of the mounting member (17), and the mounting protrusions (171 ) snap into the snap hole (162).
The sealing cover according to any one of claims 1-5, characterized in that: the placing groove (19) is provided with a limiting groove (18), and the lower end of the tilting rod (6) is provided with a connecting block (61) , the connecting block (61) is rotatably arranged in the limiting groove (18), and the tilting rod (6) swings around the connecting block (61);

A second spring (5) is arranged between the first cover body (1) and the second cover body (3). When the clamping portion (21) is clamped in the clamping groove (113), the spring second (5 ) is in a compressed state due to the force, and is released by the bouncing core assembly by pressing the pressing cap (2), and the spring two (5) pushes the second cover (3) to reset and drives the rocking rod (6) to swing so as to make the rocking rod (6) Push the pressing cap (2) to reset.
The sealing cover according to any one of claims 1-5, characterized in that: a moving hole (191) is opened on the side wall of the placing groove (19), and the lower end of the pressing cap (2) is moved and arranged in the placing groove (19). A buckle (23) is arranged in the groove (19) and at the lower end of the pressing cap (2), and the buckle (23) is moved and arranged in the moving hole (191);

Or/and, the second cover (3) is provided with a connecting groove (31), and the side wall of the connecting groove (31) is concavely formed with a moving groove (32), and the lower end of the first cover (1) The connecting bar (12) is arranged to move in the connecting groove (31), and a connecting bar (12) is arranged outside the first cover body (1), and the connecting bar (12) is moved and arranged in the moving groove (32).