CN216155457U

CN216155457U - A one-way filling mechanism of antidrip for liquid filling machine

Info

Publication number: CN216155457U
Application number: CN202122194181.4U
Authority: CN
Inventors: 夏军; 张楚威; 黄海
Original assignee: Nantong Lianguan Machinery Technology Co ltd
Current assignee: Nantong Lianguan Machinery Technology Co ltd
Priority date: 2021-09-11
Filing date: 2021-09-11
Publication date: 2022-04-01
Anticipated expiration: 2031-09-11

Abstract

The utility model relates to the technical field of filling machines, in particular to an anti-leakage one-way filling mechanism for a filling machine, which comprises an outer tube, wherein one side of the outer tube is connected with a liquid supply tube, an inner tube is arranged in the middle of the outer tube in a sliding and penetrating way, the side wall of the middle part of the inner tube is provided with a through hole, a compression spring is connected between the bottom of the inner tube and the bottom of the outer tube, a filling tube is arranged in the middle of the inner tube in a sliding and penetrating way through a sealing rubber ring, the top of the filling tube is connected with a push-pull rod, two sides of the bottom of the inner tube are respectively hinged with a cover plate, and the cover plate is connected with the inner tube through a torsion spring. And is more stable.

Description

A one-way filling mechanism of antidrip for liquid filling machine

Technical Field

The utility model relates to the technical field of filling machines, in particular to an anti-drip one-way filling mechanism for a filling machine.

Background

Filling machines are mainly a small class of products in a packaging machine and can be divided into a liquid filling machine, a paste filling machine, a powder filling machine and a particle filling machine from the aspect of packaging materials; the production automation degree is divided into a semi-automatic filling machine and a full-automatic filling production line. Recently, with QS certification of foods, manufacturers of edible oils have begun to focus on product quality and packaging, so oil filling machines have gained prominence in filling machines.

In the prior art, the following problems exist:

(1) the filling mechanism needs to be used in cooperation with the bottle conveying mechanism, the bottle conveying shortage condition sometimes occurs, the existing filling mechanism judges whether the bottle is conveyed in place through the inductor, the inductor is low in fault tolerance rate, and the fault occurs easily.

(2) After the filling mechanism is filled, the edge of the filling pipe is filled with residual liquid, so that the condition of dripping is caused.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a drip-proof one-way filling mechanism for a filling machine, so as to solve the problems mentioned in the background art.

The technical scheme of the utility model is as follows: the utility model provides an one-way filling mechanism of antidrip for liquid filling machine, includes an outer tube section of thick bamboo, one side of an outer tube section of thick bamboo is connected with the feed pipe, and slides in the centre of an outer tube section of thick bamboo and wear to be equipped with the interior tube, has seted up the through-hole on the lateral wall at inner tube section of thick bamboo middle part, and is connected with compression spring between the bottom of an interior tube section of thick bamboo and an outer tube section of thick bamboo, the filling tube is worn to be equipped with through sealed rubber ring slip in the centre of interior tube, and the top of filling tube is connected with the push-and-pull rod, the bottom both sides of interior tube articulate respectively has the cover plate, and the cover plate passes through torsion spring and is connected with an interior tube.

Preferably, the outer wall of the inner tube barrel is provided with a sealing ring, and the cross section of the sealing ring is of an L-shaped structure;

the outer tube is divided into an upper section and a lower section, wherein the diameter of the upper section is larger than that of the lower section, the inner wall of the lower section is in sliding connection with the outer wall of the inner tube, a convex edge is arranged at the top of the lower section in a surrounding mode, and the structure of the convex edge is matched with that of the sealing ring.

Preferably, the top of the inner wall of the outer tube is provided with a limiting sleeve, the top of the inner tube is slidably inserted into the limiting sleeve, and the push-pull rod penetrates through the middle of the limiting sleeve.

Preferably, the upper end of the push-pull rod is connected with a perfusion tube telescopic cylinder, and the perfusion tube telescopic cylinder is fixedly arranged at the top of the outer tube.

Preferably, the bottoms of the outer tube and the inner tube are both provided with outward flanges, the top of the outward flange on the inner tube is arranged at the top of the lower end of the compression spring, and the upper end of the compression spring is propped against the bottom of the outward flange on the outer tube.

Preferably, one side of the outer tube is connected with a cross frame, and the top of the cross frame is connected with a main telescopic cylinder.

Preferably, rubber strips are respectively arranged on the sides, close to each other, of the cover plates on the two sides of the bottom of the inner tube barrel.

The utility model provides an anti-drip one-way filling mechanism for a filling machine through improvement, and compared with the prior art, the anti-drip one-way filling mechanism has the following improvements and advantages:

one is as follows: according to the utility model, the inner tube barrel and the outer tube barrel are matched through the compression spring, so that when the bottle tank is not arranged at the bottom of the inner tube barrel, the inner tube barrel cannot be lifted upwards by the bottle tank after the inner tube barrel moves downwards, the through hole in the inner tube barrel is kept in a closed state, and further, liquid cannot flow into the inner tube barrel and cannot be discharged from the filling pipe, so that empty filling can be prevented, and the mechanical prevention mechanism is more stable.

The second step is as follows: according to the utility model, the filling pipe can be retracted into the inner pipe barrel after filling is finished, the bottom of the inner pipe barrel is shielded by the cover plate, and the bottom opening of the inner pipe barrel can be temporarily closed, so that the liquid attached to the bottom edge of the filling pipe can be prevented from dripping, and the anti-dripping purpose is achieved.

Drawings

The utility model is further explained below with reference to the figures and examples:

FIG. 1 is a front view of the internal structure of the present invention;

FIG. 2 is an enlarged schematic view of the utility model at A in FIG. 1;

FIG. 3 is a top view of the irrigation tube of the present invention;

FIG. 4 is a front view of the present invention showing the irrigation tube retracted into the interior of the interior tube;

fig. 5 is a front view of the present invention.

Description of reference numerals: 1. perfusion tube telescoping cylinder, 2, main telescoping cylinder, 3, liquid supply tube, 4, limiting sleeve, 5, outer tube, 6, sealing ring, 7, push-pull rod, 8, inner tube, 9, compression spring, 10, perfusion tube, 11, torsion spring, 12, cover plate, 13, adhesive tape, 14, sealing rubber ring, 15 and cross frame.

Detailed Description

The present invention is described in detail below, and technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides an anti-drip one-way filling mechanism for a filling machine through improvement, and the technical scheme of the utility model is as follows:

as shown in fig. 1-5, a one-way filling mechanism of antidrip for liquid filling machine, including outer tube 5, one side of outer tube 5 is connected with liquid feed pipe 3, and the centre of outer tube 5 slides and wears to be equipped with interior tube 8, set up the through-hole on the lateral wall at interior tube 8 middle part, and be connected with compression spring 9 between the bottom of inner tube 8 and the bottom of outer tube 5, the centre of inner tube 8 slides through sealed rubber ring 14 and wears to be equipped with filling tube 10, the top of filling tube 10 is connected with push-and-pull rod 7, the bottom both sides of inner tube 8 articulate respectively has cover plate 12, and cover plate 12 is connected with interior tube 8 through torsion spring 11.

The inner tube 8 and the outer tube 5 are matched through the compression spring 9, so that when the bottle does not exist at the bottom of the inner tube 8, after the inner tube 8 moves downwards, the inner tube 8 cannot be lifted upwards by the bottle, the through hole in the inner tube 8 is kept in a closed state, and then liquid cannot flow into the inner tube 8 and cannot be discharged from the filling tube 10, so that empty filling can be prevented;

the filling pipe 10 can be retracted into the inner pipe barrel 8 after filling is completed, the bottom of the inner pipe barrel 8 is shielded through the cover plate 12, and the bottom opening of the inner pipe barrel 8 can be temporarily closed, so that the condition that liquid attached to the bottom edge of the filling pipe 10 drips can be prevented, and the drip-proof purpose is achieved.

Preferably, the outer wall of the inner tube 8 is provided with a sealing ring 6, and the cross section of the sealing ring 6 is of an L-shaped structure;

the outer tube 5 is divided into an upper section and a lower section, wherein the diameter of the upper section is larger than that of the lower section, the inner wall of the lower section is in sliding connection with the outer wall of the inner tube 8, the top of the lower section is provided with a convex edge in a surrounding manner, and the structure of the convex edge is matched with that of the sealing ring 6; the sealing ring 6 can cover the convex edge of the outer tube 5, so that the inner tube 8 has stronger sealing performance when being closed and prevents leakage.

Preferably, the top of the inner wall of the outer tube 5 is provided with a limit sleeve 4, the top of the inner tube 8 is slidably inserted into the limit sleeve 4, and the push-pull rod 7 penetrates through the middle of the limit sleeve 4; spacing sleeve 4 can carry out spacingly and direction to the upper end of interior barrel 8, and is more stable when letting interior barrel 8 slide from top to bottom, and when interior barrel 8 back that rises, sealing ring 6 can push up in spacing sleeve 4 bottom moreover, improves the inside leakproofness of spacing sleeve 4, prevents to leak.

Preferably, the upper end of the push-pull rod 7 is connected with a perfusion tube telescopic cylinder 1, the perfusion tube telescopic cylinder 1 can be an electric cylinder or an air cylinder, and the perfusion tube telescopic cylinder 1 is fixedly arranged at the top of the outer tube 5; the filling pipe telescopic cylinder 1 can push and pull the push-pull rod 7 up and down through stretching, so that the filling pipe 10 can independently move up and down, the filling pipe 10 can be lifted along with the height of the liquid level in the bottle, and the liquid is prevented from falling down and foaming due to overhigh height.

Preferably, the bottoms of the outer tube 5 and the inner tube 8 are both provided with outward flanges, the top of the lower end of the compression spring 9 is the top of the outward flange on the inner tube 8, and the upper end of the compression spring 9 is pressed against the bottom of the outward flange on the outer tube 5; the compression spring 9 can press the inner tube 8 downwards with a support from the flanging on the outer tube 5, so that the inner tube 8 remains closed without being subjected to pressure.

Preferably, one side of the outer tube 5 is connected with a cross frame 15, and the top of the cross frame 15 is connected with the main telescopic cylinder 2; the main telescopic cylinder 2 can push and pull the outer tube 5 to move up and down through the cross frame 15.

Preferably, adhesive tapes 13 are respectively arranged on the sides, close to each other, of the cover plates 12 on the two sides of the bottom of the inner tube 8; the structure of the rubber strip 13 makes the cover sheets 12 on both sides of the interior tube 8 more compact when closed, and the rubber strip 13 is softer, so that damage to the perfusion tube 10 when extended can be avoided.

The working principle is as follows: when a bottle to be filled moves to the position below a filling pipe 10, a main telescopic cylinder 2 starts to extend, an outer pipe barrel 5 moves downwards by pushing a cross frame 15, the filling pipe 10 and an inner pipe barrel 8 move downwards together, the filling pipe 10 moves downwards and then is inserted into the inner cavity of the bottle, the inner pipe barrel 8 moves downwards and then is propped against the top of a bottle bead and is continuously propped upwards by the bottle bead, a through hole in the side wall of the inner pipe barrel 8 is staggered with the side wall of the lower section of the outer pipe barrel 5 until the through hole in the side wall of the inner pipe barrel 8 moves into the inner cavity of the upper section of the outer pipe barrel 5, so that the through hole in the side wall of the inner pipe barrel 8 is communicated with the inner cavity of the outer pipe barrel 5, liquid can enter the inner pipe barrel 8 from the outer pipe barrel 5 and then enters the filling pipe 10 from the inner pipe barrel 8, and finally is filled into the bottle from the filling pipe 10, and in the process, the filling pipe telescopic cylinder 1 pulls the filling pipe 10 to continuously move upwards and slide, so as to keep the stability of the liquid filling, after filling pipe 10 and moving up to leaving the bottle inner chamber, fill the sealed rubber ring 14 of pipe 10 upper end and also just in time shift up to the through-hole position on the interior bobbin 8 lateral wall after, can block up the through-hole on the interior bobbin 8 lateral wall, make the transport of liquid automatically by the disconnection, fill pipe 10 and can contract into interior bobbin 8 after filling the completion in addition, cover plate 12 can shelter from the bottom of interior bobbin 8, seal the bottom opening of interior bobbin 8 temporarily, thereby can prevent the condition of filling the attached liquid drippage of pipe 10 bottom bead, reach the antidrip purpose.

The previous description is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a one-way filling mechanism of antidrip for liquid filling machine, includes outer tube (5), its characterized in that: one side of outer tube (5) is connected with liquid feed pipe (3), and the centre of outer tube (5) slides and wears to be equipped with interior tube (8), has seted up the through-hole on the lateral wall at interior tube (8) middle part, and is connected with compression spring (9) between the bottom of interior tube (8) and outer tube (5), the centre of interior tube (8) slides through sealed rubber ring (14) and wears to be equipped with filling tube (10), and the top of filling tube (10) is connected with push-and-pull rod (7), the bottom both sides of interior tube (8) articulate respectively has cover plate (12), and cover plate (12) are connected with interior tube (8) through torsion spring (11).

2. A drip resistant one way filling mechanism for a filling machine as claimed in claim 1, wherein: the outer wall of the inner pipe barrel (8) is provided with a sealing ring (6), and the cross section of the sealing ring (6) is of an L-shaped structure;

the outer pipe barrel (5) is divided into an upper section and a lower section, wherein the diameter of the upper section is larger than that of the lower section, the inner wall of the lower section is in sliding connection with the outer wall of the inner pipe barrel (8), the top of the lower section is provided with a convex edge in a surrounding mode, and the structure of the convex edge is matched with that of the sealing ring (6).

3. A drip resistant one way filling mechanism for a filling machine as claimed in claim 1, wherein: the top of the inner wall of the outer pipe barrel (5) is provided with a limiting sleeve (4), the top of the inner pipe barrel (8) is slidably inserted into the limiting sleeve (4), and the push-pull rod (7) penetrates through the middle of the limiting sleeve (4).

4. A drip resistant one way filling mechanism for a filling machine as claimed in claim 1, wherein: the upper end of the push-pull rod (7) is connected with a perfusion tube telescopic cylinder (1), and the perfusion tube telescopic cylinder (1) is fixedly arranged at the top of the outer tube (5).

5. A drip resistant one way filling mechanism for a filling machine as claimed in claim 1, wherein: the bottom of the outer pipe barrel (5) and the bottom of the inner pipe barrel (8) are both provided with outward flanges, the top of the outward flanges on the inner pipe barrel (8) is arranged at the top of the lower end of the compression spring (9), and the upper end of the compression spring (9) is propped against the bottom of the outward flanges on the outer pipe barrel (5).

6. A drip resistant one way filling mechanism for a filling machine as claimed in claim 1, wherein: one side of the outer tube (5) is connected with a cross frame (15), and the top of the cross frame (15) is connected with a main telescopic cylinder (2).

7. A drip resistant one way filling mechanism for a filling machine as claimed in claim 1, wherein: adhesive tapes (13) are respectively arranged on the sides, close to each other, of the cover plates (12) on the two sides of the bottom of the inner pipe barrel (8).