CN213862781U

CN213862781U - Paste needle tube capable of synchronously ejecting and filling

Info

Publication number: CN213862781U
Application number: CN202022910973.2U
Authority: CN
Inventors: 祝海超
Original assignee: Wuhan Wulu Kangcheng Biotechnology Co ltd
Current assignee: Wuhan Wulu Kangcheng Biotechnology Co ltd
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-08-03
Anticipated expiration: 2030-12-04

Abstract

The utility model relates to the technical field of medicament filling, and discloses a paste needle tube for synchronous ejection filling, which comprises an outer barrel, a filling barrel, a propulsion disc, a connecting rod and a propulsion disc, wherein a cavity is arranged inside the outer barrel, a side groove is arranged at the bottom of the filling barrel, a plane bearing is arranged between the top surface of the connecting rod and the inner end surface of a cylindrical hole, a radial bearing is arranged between the side wall of the connecting rod and the inner side wall of the circular hole, a spiral part is arranged on the side wall of the connecting rod, an arc groove is arranged on the bottom surface of the outer barrel, and the lower part of the spiral part passes through the arc groove and extends to the bottom of the outer barrel; the utility model discloses when a filling section of thick bamboo pushes down the propulsion dish, the spiral portion on the connecting rod is followed the arc inslot and is twisted out, through the translation of propulsion dish when plane bearing and radial bearing keep the connecting rod rotatory, directly carries out the filling in step through the side channel in the time of ejecting propulsion dish, saves the process flow, and two rubber circles withstand the vertical restraint that the propulsion dish combines the spiral portion, avoid being touched and extrude the paste by the mistake because the push pedal of connecting rod tip.

Description

Paste needle tube capable of synchronously ejecting and filling

Technical Field

The utility model relates to a technical field of medicament filling specifically is a paste needle tubing of synchronous ejecting filling.

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.

The existing paste filling system is poor in fluidity of viscous paste materials under the room temperature condition, the existing filling system needs to firstly eject a connecting rod in a needle tube and then perform filling, the actual treatment process mostly firstly positions the filling needle tube, then uses an ejector pin to eject a pushing disc and the connecting rod, and moves the needle tube to perform filling after the ejector pin is reset.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the prior art has the ejecting ointment of easy maloperation after the complicated and filling of needle tubing filling process, the utility model aims to provide a synchronous ejecting filling's ointment needle tubing.

The utility model discloses the technical scheme who adopts does:

a paste needle tube capable of being synchronously ejected and filled comprises an outer tube, a filling tube, a pushing disc, a connecting rod and a pushing disc, wherein a cavity is formed in the outer tube, an injection nozzle is arranged at the top of the outer tube, the upper part of the filling tube is communicated with a discharge channel of a filling system, the lower part of the filling tube penetrates through the injection nozzle and extends into the outer tube, a side groove is formed in the bottom of the filling tube, the connecting rod is arranged in the outer tube, the bottom of the connecting rod penetrates through the bottom of the outer tube and extends to the lower part of the outer tube, the pushing disc is arranged at the end part, away from the pushing disc, of the connecting rod, a cylindrical hole is formed in the center of the bottom surface of the pushing disc, the top of the connecting rod extends into the cylindrical hole, a plane bearing is arranged between the top surface of the connecting rod and the inner end surface, the lower part of the spiral part penetrates through the arc groove and extends to the bottom of the outer barrel, and a rubber ring is arranged on the lower part of the inner side wall of the outer barrel.

As a further aspect of the present invention: the inner side wall of the rubber ring is an inclined plane.

As a further aspect of the present invention: the inner diameter of one side of the rubber ring close to the injection nozzle is larger than the inner diameter of one side of the rubber ring far away from the injection nozzle.

As a further aspect of the present invention: the number of the rubber rings is two.

As a further aspect of the present invention: the inner wall of the arc groove is attached to the outer side wall of the spiral part.

As a further aspect of the present invention: the outer ring of the propelling disc is a rubber part.

The utility model has the advantages that:

the plane bearing and the radial bearing are arranged between the pushing disc and the connecting rod inside the needle tube barrel, the pushing disc and the push rod can rotate relatively through the plane bearing, the top of the connecting rod is stably sleeved in a cylindrical hole of the pushing disc through the radial bearing, when the pushing disc is pressed down by the filling barrel, a spiral part on the connecting rod is screwed out from an arc groove, the pushing disc is kept to rotate through the plane bearing and the radial bearing, the movement is stable, the synchronous filling is directly carried out through a side groove when the pushing disc is pushed out, the process flow is saved, two rubber rings push against the longitudinal restraint that the pushing disc is combined with the spiral part, and the phenomenon that the paste is extruded due to the fact that the push plate at the end part of the connecting rod is touched by mistake is avoided.

Drawings

Fig. 1 is a sectional view of the present invention.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 2 according to the present invention.

Fig. 3 is a partial sectional view of the present invention.

In the figure: 1-outer cylinder; 2-an injection nozzle; 3-filling the cylinder; 31-side groove; 4-pushing the disc; 5-a connecting rod; 6-a helical portion; 7-a propulsion disc; 71-plane bearings; 8-rubber ring; 9-radial bearing; 10-a cylindrical hole; 11-arc groove.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. Specific structural and functional details disclosed herein are merely illustrative of example embodiments of the invention. The present invention may, however, be embodied in many alternate forms and should not be construed as limited to the embodiments set forth herein.

It should be understood that the terms first, second, etc. are used merely for distinguishing between descriptions and are not intended to indicate or imply relative importance. Although the terms first, second, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of example embodiments of the present invention.

It should be understood that the term "and/or" herein is merely one type of association relationship that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, B exists alone, and A and B exist at the same time, and the term "/and" is used herein to describe another association object relationship, which means that two relationships may exist, for example, A/and B, may mean: a alone, and both a and B alone, and further, the character "/" in this document generally means that the former and latter associated objects are in an "or" relationship.

It is to be understood that in the description of the present invention, the terms "upper", "vertical", "inner", "outer", and the like, refer to an orientation or positional relationship that is conventionally used to place the disclosed product in use, or that is conventionally understood by those skilled in the art, and are used merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments of the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises," "comprising," "includes," and/or "including," when used herein, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, numbers, steps, operations, elements, components, and/or groups thereof.

In the following description, specific details are provided to facilitate a thorough understanding of example embodiments. However, it will be understood by those of ordinary skill in the art that the example embodiments may be practiced without these specific details. In other instances, well-known processes, structures and techniques may be shown without unnecessary detail in order to avoid obscuring example embodiments.

As shown in fig. 1-3, a paste needle tube for synchronous ejection filling includes an outer tube 1, a filling tube 3, a pushing disc 7, a connecting rod 5 and a pushing disc 4, wherein a cavity is provided inside the outer tube 1, an injection nozzle 2 is provided at the top of the outer tube 1, the injection nozzle 2 is communicated with the inside of the outer tube 1, the upper portion of the filling tube 3 is communicated with a discharge channel of a filling system, the lower portion of the filling tube 3 passes through the injection nozzle 2 and extends into the inside of the outer tube 1, a side groove 31 is provided at the bottom of the filling tube 3, the filling system at the upper portion of the filling nozzle conveys a filling material into the filling tube 3, the filling material is filled into the outer tube 1 through the side groove 31 at the bottom of the filling tube 3, and the side groove 31 provides a filling opening of the filling tube 3 after pushing the pushing disc 7.

A connecting rod 5 is arranged in the outer barrel 1, the bottom of the connecting rod 5 penetrates through the bottom of the outer barrel 1 and extends to the lower portion of the outer barrel 1, a pushing disc 4 is arranged at the end portion, away from the pushing disc 7, of the connecting rod 5, a cylindrical hole 10 is formed in the center of the bottom surface of the pushing disc 7, the top of the connecting rod 5 extends into the cylindrical hole 10, a plane bearing 71 is arranged between the top surface of the connecting rod 5 and the inner end face of the cylindrical hole 10, a radial bearing 9 is arranged between the side wall of the connecting rod 5 and the inner side wall of the circular hole, a spiral portion 6 is arranged on the side wall of the connecting rod 5, an arc groove 11 is formed in the bottom surface of the outer barrel 1, the lower portion of the spiral portion 6 penetrates through the arc groove 11 and extends to the bottom of the outer barrel 1, a rubber ring 8 is arranged on the lower portion of the inner side wall of the outer barrel 1, the inner side wall of the rubber ring 8 is arranged as an inclined surface, and the inner diameter of one side, close to the injection nozzle 2, of the rubber ring 8 is larger than the inner diameter of one side, away from the injection nozzle 2, the number of the rubber rings 8 is two.

The filling cylinder 3 presses the propelling disc 7 downwards, the connecting rod 5 is driven to move downwards through the propelling disc 7, the inner wall of the arc groove 11 is attached to the outer side wall of the spiral part 6, the spiral part 6 on the side wall of the connecting rod 5 is screwed out of the arc groove 11, the arc groove 11 attached to the surface of the spiral part 6 guides the spiral part 6 and drives the connecting rod 5 to rotate, the connecting rod 5 keeps relative rotation with the propelling disc 7 through the plane bearing 71 and the radial bearing 9, the plane bearing 71 reduces the friction force between the top of the connecting rod 5 and the propelling disc 7, the top end part of the connecting rod 5 is clamped in the cylindrical hole 10 on the propelling disc 7 through the radial bearing 9, the relative rotation stability is improved, the cylindrical hole 10 is not perforated, paste on the top of the propelling disc 7 is kept not to enter the bottom of the propelling disc 7, waste is avoided, the outer ring of the propelling disc 7 is set as a rubber part to improve the sealing performance, the propelling disc 7 moving downwards to the bottom of the outer cylinder 1 extrudes a rubber ring 8, the friction force is increased, the pushing disc 7 stays at the bottom of the outer barrel 1, at the moment, after the pushing disc 4 receives a certain pushing force, the pushing disc 7 cannot be ejected out, the rotating acting force needs to be applied to the pushing disc 4, the spiral part 6 moves in the arc groove 11 to drive the connecting rod 5 and the pushing disc 7 to move, and the phenomenon that the paste is extruded accidentally due to some axial pressure is avoided.

The utility model discloses be equipped with planar bearing and radial bearing between inside propulsion dish and the connecting rod of a needle tubing section of thick bamboo, make propulsion dish and push rod can take place the relative rotation through planar bearing, it is downthehole with the cylinder of locating the propulsion dish to stabilize the cover at connecting rod top through radial bearing, when the propulsion dish is pushed down to the filling section of thick bamboo, spiral portion on the connecting rod is from the arc inslot back-out, keep the rotatory while propulsion dish translation of connecting rod through planar bearing and radial bearing, it is steady to remove, directly carry out the filling in step through the side slot in the ejecting propulsion dish, save the process flow, and two rubber rings withstand the vertical restraint that the propulsion dish combines spiral portion, avoid extruding the paste because the push pedal of connecting rod tip is touched by the mistake.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a synchronous ejecting cream needle tubing of filling which characterized in that: the filling device comprises an outer barrel, a filling barrel, a pushing plate, a connecting rod and a pushing plate, wherein a cavity is formed in the outer barrel, an injection nozzle is arranged at the top of the outer barrel, the upper part of the filling barrel is communicated with a discharge channel of a filling system, the lower part of the filling barrel penetrates through the injection nozzle and extends into the outer barrel, a side groove is formed in the bottom of the filling barrel, the connecting rod is arranged in the outer barrel, the bottom of the connecting rod penetrates through the bottom of the outer barrel and extends to the lower part of the outer barrel, the pushing plate is arranged at the end part, away from the pushing plate, of the connecting rod, a cylindrical hole is formed in the center of the bottom surface of the pushing plate, the top of the connecting rod extends into the cylindrical hole, a plane bearing is arranged between the top surface of the connecting rod and the inner end surface of the cylindrical hole, a radial bearing is arranged between the side wall of the connecting rod and the inner side wall of the circular hole, a spiral part is arranged on the side wall of the connecting rod, an arc groove is formed in the bottom surface of the outer barrel, the spiral part extends to the bottom of the outer barrel, and a rubber ring is arranged at the lower part of the inner side wall of the outer barrel.

2. The synchronous ejection and filling paste syringe according to claim 1, wherein: the inner side wall of the rubber ring is an inclined plane.

3. The synchronous ejection and filling paste syringe according to claim 2, wherein: the inner diameter of one side of the rubber ring close to the injection nozzle is larger than the inner diameter of one side of the rubber ring far away from the injection nozzle.

4. The synchronous ejection and filling paste syringe according to claim 3, wherein: the number of the rubber rings is two.

5. The synchronous ejection and filling paste syringe according to claim 1, wherein: the inner wall of the arc groove is attached to the outer side wall of the spiral part.

6. The synchronous ejection and filling paste syringe according to claim 1, wherein: the outer ring of the propelling disc is a rubber part.