Bottle cap sealing mechanism

Abstract

The utility model relates to the technical field of bottle cap sealing, and provides a bottle cap sealing mechanism which comprises a sealing cover, telescopic pipes are welded to the outer walls of the two ends of the sealing cover, transmission plates are arranged in the telescopic pipes, transmission rods are welded to the outer walls of one ends of the transmission plates, and one ends of the transmission rods extend into the sealing cover and are welded with clamping plates. A plurality of sawteeth are arranged on the outer wall of the clamping plate; according to the bottle cap sealing mechanism, by screwing a screwing block, a screw rod can be pushed to abut against a transmission plate to move forwards, when the transmission plate moves, a transmission rod can be pushed, then the distance between two clamping plates is adjusted, the bottle cap sealing mechanism can be conveniently matched with bottle openings with different calibers, and the using effect of the mechanism is improved; the ball seat and the ball can reduce friction when the screw pushes the transmission plate, the sleeve can prevent the clamping plate from moving due to the fact that the screwing block is touched by mistake, and meanwhile the sleeve can be used for conveniently rotating the sealing cover, so that the sawteeth are in threaded connection with the bottle opening.

Description

Technical Field

[0001] The utility model relates to the technical field of bottle cap sealing, in particular to a bottle cap sealing mechanism. Background Art

[0002] Bottle caps are used to seal bottles and can well meet people's daily needs.

[0003] After searching, the prior art (Announcement No.: CN207434100U) is a new type of beverage bottle cap sealing mechanism. The article proposes that "the external thread of the bottle body of the new beverage bottle cap sealing mechanism is the standard external thread of the plastic container, the internal thread structure of the bottle sleeve cooperates with the external thread structure of the bottle body, and the external thread structure of the bottle sleeve cooperates with the internal thread structure of the bottle cap." However, the prior art cannot adjust the diameter of the bottle cap, which is not conducive to the use of bottles of different diameters and reduces the usability of the mechanism. Therefore, it is very necessary to design a bottle cap sealing mechanism. Utility Model Content

[0004] The purpose of the utility model is to provide a bottle cap sealing mechanism, which solves the problem in the related art that the diameter of the bottle cap cannot be adjusted during use, which is not conducive to the use of bottles with different diameters.

[0005] The technical solution of the utility model is as follows:

[0006] A bottle cap sealing mechanism comprises a sealing cover, wherein the outer walls at both ends of the sealing cover are welded with a telescopic tube, and a transmission plate is provided inside the telescopic tube, a transmission rod is welded to the outer wall of one end of the transmission plate, and one end of the transmission rod extends into the sealing cover and is welded with a splint, the outer wall of the splint is provided with a plurality of serrations, and a ball seat is welded to the outer wall of the other end of the transmission plate, an internally threaded tube is welded to the center of the end of the telescopic tube away from the sealing cover, and a screw is threadedly installed inside the internally threaded tube, a ball is clamped at one end of the screw, and the ball extends into the ball seat, a first spring is welded around the outer wall of the other end of the transmission plate, and the other end of the first spring is screwed and fixed to the inner wall of the telescopic tube, a connecting seat is welded to the end of the telescopic tube away from the sealing cover, a twist block is welded at the other end of the screw, and a sleeve is threadedly installed on the outside of the connecting seat.

[0007] Preferably, the outer contour of the connecting seat is circular, and the inner contour of the connecting seat is stepped, and the size of the screw block is the same as the size of the inner contour of the connecting seat.

[0008] Preferably, a protective sleeve is sleeved on the outer wall of the sleeve, and the other end of the sleeve is made of rubber material.

[0009] Preferably, guide rails are welded around the inner wall of the telescopic tube, guide blocks are welded around the outer wall of the transmission plate, and four guide blocks are respectively located in four guide rails.

[0010] Preferably, a pressure block is installed on the inner top of the sealing cover through a reset spring, and a sealing gasket is glued to the bottom of the pressure block, sliders are welded on the outer walls on both sides of the pressure block, and sliding grooves are opened on the inner walls on both sides of the sealing cover, and two sliders are respectively located in the two sliding grooves.

[0011] Preferably, a movable opening is opened in the center of the top end surface of the sealing cover, and a pressing rod is inserted into the movable opening. The top end of the pressing rod is screwed to the top plate, and the bottom end of the pressing rod is screwed and fixed to the top of the pressure block.

[0012] Preferably, a plurality of telescopic slots are equidistantly provided on the outer walls on both sides of the pressing rod, and a second spring is welded inside the telescopic slot. A limit block is inserted inside the telescopic slot, and the other end of the second spring is welded and fixed to the outer wall of the limit block.

[0013] Preferably, support rods are inserted on both sides of the top of the sealing cover, and a horizontal plate is welded to one end of the support rod, and a pressing plate is welded to the other end of the support rod.

[0014] Beneficial effects of the utility model:

[0015] 1. By twisting the screw block, the screw can be pushed to move forward against the transmission plate. When the transmission plate moves, the transmission rod can be pushed, thereby adjusting the distance between the two splints, which is convenient for adapting to bottles of different diameters and improving the use effect of the mechanism. By putting the sealing cover on the bottle mouth, the ball seat and ball can be used to reduce friction when the screw pushes the transmission plate. The sleeve can prevent accidental contact with the screw block, which may cause the splint to move. At the same time, the sleeve can be used to easily rotate the sealing cover, thereby connecting the serrations to the thread of the bottle mouth.

[0016] 2. The guide rail and the guide block can limit the movement trajectory of the transmission plate. By pressing down the top plate, the bottom of the sealing gasket can be fitted with the top of the bottle mouth to achieve a sealing effect on the bottle mouth. When the pressing rod moves downward, the limit block is squeezed by the movable mouth and moves into the telescopic groove. When the limit block passes through the movable mouth, the second spring will push the limit block to move out again. Cooperating with the reset spring connected to the pressure block, the limit block can be fitted and connected with the bottom of the movable mouth, forming a limiting effect on the pressing rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The present invention will be further described in detail below with reference to the accompanying drawings and specific implementation methods.

[0018] Figure 1 This is an isometric view of the entire utility model;

[0019] Figure 2 This is an overall cross-sectional view of the utility model;

[0020] Figure 3 This is a schematic diagram of the bottom structure of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the connecting seat of the utility model;

[0022] Figure 5 This is a front view of the internal structure of the telescopic tube of the utility model.

[0023] In the figure: 1. Sealing cover; 2. Telescopic tube; 3. Transmission plate; 4. Transmission rod; 5. Clamp; 6. Sawtooth; 7. Ball seat; 8. Internal threaded tube; 9. Screw; 10. Ball; 11. First spring; 12. Connecting seat; 13. Twist block; 14. Sleeve; 15. Protective cover; 16. Guide rail; 17. Guide block; 18. Press block; 19. Sealing gasket; 20. Slider; 21. Slide groove; 22. Movable opening; 23. Press rod; 24. Top plate; 25. Telescopic groove; 26. Second spring; 27. Limit block; 28. Support rod; 29. ​​Cross plate; 30. Press plate. DETAILED DESCRIPTION

[0024] The following will be combined with the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] like Figure 1-5As shown, this embodiment proposes a bottle cap sealing mechanism, including a sealing cover 1, a telescopic tube 2 is welded to the outer walls of both ends of the sealing cover 1, and a transmission plate 3 is provided inside the telescopic tube 2, a transmission rod 4 is welded to the outer wall of one end of the transmission plate 3, and one end of the transmission rod 4 extends into the sealing cover 1 and is welded to a splint 5, the outer wall of the splint 5 is provided with a plurality of serrations 6, a ball seat 7 is welded to the outer wall of the other end of the transmission plate 3, an internal threaded tube 8 is welded to the center of the end of the telescopic tube 2 away from the sealing cover 1, and a screw 9 is installed inside the internal threaded tube 8 through a thread, a ball 10 is clamped at one end of the screw 9, and the ball 10 extends into the ball seat 7, a first spring 11 is welded around the outer wall of the other end of the transmission plate 3, and The other end of the first spring 11 is screwed and fixed to the inner wall of the telescopic tube 2. A connecting seat 12 is welded to the end of the telescopic tube 2 away from the sealing cover 1. A screw block 13 is welded to the other end of the screw 9. A sleeve 14 is installed on the outside of the connecting seat 12 through a thread. The outer contour of the connecting seat 12 is circular, and the inner contour of the connecting seat 12 is stepped. The size of the screw block 13 is the same as the size of the inner contour of the connecting seat 12. A protective sleeve 15 is sleeved on the outer wall of the sleeve 14. The other end of the sleeve 14 is made of rubber material. Guide rails 16 are welded around the inner wall of the telescopic tube 2. Guide blocks 17 are welded around the outer wall of the transmission plate 3, and the four guide blocks 17 are respectively located in the four guide rails 16. Through the guide rails 1 6 and the guide block 17 can limit the moving track of the transmission plate 3. A pressure block 18 is installed on the inner top of the sealing cover 1 through a return spring, and a sealing gasket 19 is glued to the bottom of the pressure block 18. Sliders 20 are welded to the outer walls of both sides of the pressure block 18. Slide grooves 21 are provided on the inner walls of both sides of the sealing cover 1, and the two slide blocks 20 are respectively located in the two slide grooves 21. The bottle mouth can be sealed by the pressure block 18 and the sealing gasket 19. A movable opening 22 is provided in the center of the top end face of the sealing cover 1, and a pressing rod 23 is inserted into the inside of the movable opening 22. The top end of the pressing rod 23 is screwed with a top plate 24, and the bottom end of the pressing rod 23 is screwed and fixed to the top of the pressure block 18. By pressing the top plate 24, the bottle mouth can be sealed. In order to make the pressing rod 23 move toward the inside of the sealing cover 1, a number of telescopic grooves 25 are equidistantly provided on the outer walls on both sides of the pressing rod 23, and a second spring 26 is welded inside the telescopic groove 25. A limit block 27 is inserted into the inside of the telescopic groove 25, and the other end of the second spring 26 is welded and fixed to the outer wall of the limit block 27. The limit block 27 can be pushed out from the inside of the telescopic groove 25 by the second spring 26. Support rods 28 are inserted on both sides of the top of the sealing cover 1, and a cross plate 29 is welded at one end of the support rod 28, and a pressing plate 30 is welded at the other end of the support rod 28. By pushing the pressing plate 30, the support rod 28 can be pushed inward, and the limit block 27 can be squeezed into the telescopic groove 25 by using the cross plate 29.

[0026] In this embodiment, when in use, according to the size of the bottle cap, by twisting the screw block 13, the screw rod 9 can be pushed against the transmission plate 3 to move forward. When the transmission plate 3 moves, the transmission rod 4 can be pushed, thereby adjusting the distance between the two clamping plates 5 to facilitate adaptation to bottles of different calibers. By sleeved the sealing cover 1 on the bottle mouth, the ball seat 7 and the ball 10 can be used to reduce friction when the screw 9 pushes the transmission plate 3. The sleeve 14 can prevent accidental contact with the screw block 13, which causes the clamping plate 5 to move. At the same time, the sleeve 14 can be used to facilitate the rotation of the sealing cover 1, thereby connecting the serrations 6 to the threaded connection of the bottle mouth, and the guide rail 16 and the guide block 17 can be used to limit the movement trajectory of the transmission plate 3. By pressing down the top plate 24, the bottom of the sealing gasket 19 can be fitted with the top of the bottle mouth, achieving a sealing effect on the bottle mouth. When the pressing rod 23 moves downward, the limit block 27 is squeezed by the movable mouth 22 and moves into the telescopic groove 25. When the limit block 27 passes through the movable mouth 22, the second spring 26 pushes the limit block 27 to move out again, and cooperates with the return spring connected to the pressing block 18 to make the limit block 27 fit and connect with the bottom of the movable mouth 22, forming a limiting effect on the pressing rod 23. By pushing the pressing plate 30, the support rod 28 can be pushed inward, and the limit block 27 can be squeezed into the telescopic groove 25 by using the cross plate 29, making it convenient to pull the pressing rod 23 upward.

[0027] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A bottle cap sealing mechanism, comprising a sealing cover (1), characterized in that: The outer walls of both ends of the sealing cover (1) are welded with telescopic tubes (2), and a transmission plate (3) is provided inside the telescopic tube (2). A transmission rod (4) is welded to the outer wall of one end of the transmission plate (3), and one end of the transmission rod (4) extends into the sealing cover (1) and is welded with a clamping plate (5), and the outer wall of the clamping plate (5) is provided with a plurality of saw teeth (6). The outer wall of the other end of the transmission plate (3) is welded with a ball seat (7), and an inner threaded tube (8) is welded at the center of the end of the telescopic tube (2) away from the sealing cover (1), and the inner threaded tube (8) is welded with a ball seat (7). A screw rod (9) is installed through a thread, and a ball (10) is clamped at one end of the screw rod (9), and the ball (10) extends into the ball seat (7). A first spring (11) is welded around the outer wall of the other end of the transmission plate (3), and the other end of the first spring (11) is screwed and fixed to the inner wall of the telescopic tube (2). A connecting seat (12) is welded at one end of the telescopic tube (2) away from the sealing cover (1). A twist block (13) is welded at the other end of the screw rod (9), and a sleeve (14) is installed on the outside of the connecting seat (12) through a thread.

2. The bottle cap sealing mechanism according to claim 1, characterized in that: The outer contour of the connecting seat (12) is circular, and the inner contour of the connecting seat (12) is stepped. The size of the twist block (13) is the same as the size of the inner contour of the connecting seat (12).

3. The bottle cap sealing mechanism according to claim 1, characterized in that: The outer wall of the sleeve (14) is sleeved with a protective sleeve (15), and the other end of the sleeve (14) is made of rubber material.

4. The bottle cap sealing mechanism according to claim 1, characterized in that: Guide rails (16) are welded around the inner wall of the telescopic tube (2), guide blocks (17) are welded around the outer wall of the transmission plate (3), and four guide blocks (17) are respectively located in the four guide rails (16).

5. The bottle cap sealing mechanism according to claim 1, characterized in that: A pressure block (18) is installed on the inner top of the sealing cover (1) through a return spring, and a sealing gasket (19) is glued to the bottom of the pressure block (18). Slide blocks (20) are welded to the outer walls on both sides of the pressure block (18). Slide grooves (21) are opened on the inner walls on both sides of the sealing cover (1), and two slide blocks (20) are respectively located in the two slide grooves (21).

6. The bottle cap sealing mechanism according to claim 5, characterized in that: A movable opening (22) is provided at the center of the top end surface of the sealing cover (1), and a pressing rod (23) is inserted into the movable opening (22). The top end of the pressing rod (23) is screwed to a top plate (24), and the bottom end of the pressing rod (23) is screwed and fixed to the top of the pressing block (18).

7. The bottle cap sealing mechanism according to claim 6, characterized in that: The outer walls of both sides of the pressing rod (23) are equidistantly provided with a plurality of telescopic grooves (25), and a second spring (26) is welded inside the telescopic groove (25). A limiting block (27) is inserted inside the telescopic groove (25), and the other end of the second spring (26) is welded and fixed to the outer wall of the limiting block (27).

8. The bottle cap sealing mechanism according to claim 1, characterized in that: Support rods (28) are inserted on both sides of the top of the sealing cover (1), and a transverse plate (29) is welded to one end of the support rod (28), and a pressing plate (30) is welded to the other end of the support rod (28).

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