CN219440003U

CN219440003U - Integrated combined cover

Info

Publication number: CN219440003U
Application number: CN202320569739.9U
Authority: CN
Inventors: 赵立品; 刘星; 黄洲; 王葳; 贺涛; 张红彬; 谢凤; 蒋国伟
Original assignee: CHONGZHOU JUNJIAN PLASTIC CO LTD
Current assignee: CHONGZHOU JUNJIAN PLASTIC CO LTD
Priority date: 2023-03-21
Filing date: 2023-03-21
Publication date: 2023-08-01
Anticipated expiration: 2033-03-21

Abstract

The utility model provides an integrated combined cover, and belongs to the technical field of combined covers for plastic infusion containers. The integrated combined cover comprises an outer cover and a gasket, wherein the gasket is fixedly arranged at the top end of the outer cover; the outer cover is of a spliced structure of two hollow cylinders with different specifications, wherein one end of a large hollow cylinder is movably connected with the upper end of the infusion container, and the top end of a small hollow cylinder is the outer surface of the outer cover; a welding reinforcing wire is arranged on the central axis of the outer surface of the outer cover, the outer cover is equally divided into a medicine adding area and a transfusion area by the welding reinforcing wire, a rubber plug is filled in the outer cover, and a front concave-convex hole and a back concave-convex hole are arranged on the rubber plug; the gasket is provided with a medicine adding hole and an infusion hole, and the positions of the medicine adding hole and the infusion hole are in one-to-one correspondence with the positions of the front concave-convex holes and the back concave-convex holes. The integrated combined cover is formed by integral injection molding, so that the accurate matching of all components of the combined cover is realized, the problems of liquid leakage and the like in the infusion process are avoided, and the performance is excellent.

Description

Integrated combined cover

Technical Field

The utility model belongs to the technical field of combined covers for plastic infusion containers, and particularly relates to an integrated combined cover.

Background

At present, the combined cover for the plastic infusion container mainly comprises an outer cover, a gasket and an inner cover, wherein the outer cover is provided with an easy-to-tear structure such as a pull ring, and the outer cover is opened when the combined cover is convenient to use.

At present, all parts of the traditional combined cover are independently manufactured and then assembled and then put into use, and in the production process, if the tolerance of all components deviates, the assembly process is influenced by light components, and the leakage is caused by poor tightness, so that the risk of use exists.

Disclosure of Invention

The utility model aims to provide an integrated combined cover, which aims at the combination problem of an inner cover, an outer cover and a gasket of the existing combined cover, solves the precision problem in the assembly process of the existing combined cover, and avoids the occurrence of liquid leakage in use.

The embodiment of the utility model is realized by the following technical scheme:

an integrated combined cover comprises an outer cover and a gasket, wherein the gasket is fixedly arranged at the top end of the outer cover; the outer cover is of a spliced structure of two hollow cylinders with different specifications, namely a first hollow cylinder and a second hollow cylinder, the size of the first hollow cylinder is larger than that of the second hollow cylinder, one end of the first hollow cylinder is movably connected with the upper end of the infusion container, the other end of the first hollow cylinder is connected with one end of the second hollow cylinder, and the top end of the second hollow cylinder is the outer surface of the outer cover;

a welding reinforcing wire is arranged on the central axis of the outer surface of the outer cover, the outer cover is uniformly divided into two parts by the welding reinforcing wire, the two parts are a medicine adding area and a transfusion area respectively, a rubber plug is filled in the outer cover, and a front concave-convex hole are formed in the rubber plug;

two puncture holes are formed in the gasket, the two puncture holes are a medicine adding hole and a transfusion hole respectively, and the positions of the medicine adding hole and the transfusion hole are in one-to-one correspondence with the positions of the positive concave-convex holes and the negative concave-convex holes.

Preferably, the material of the outer cover is a blend of polypropylene and elastomer.

Preferably, the gasket is made of medical grade thermoplastic elastomer.

Preferably, two opposite sides of the upper end of the outer cap are provided with a protrusion, said protrusion being adjacent to the top end of the outer cap.

Preferably, the outer cover surface is provided with a protective film covering the outer cover and the surface of the gasket and extending from the outer cover surface to the projection.

The technical scheme of the embodiment of the utility model has at least the following advantages and beneficial effects:

1. the utility model has reasonable design and simple structure, and can directly perform injection molding by an integral injection molding method by arranging the integral injection molding structure so as to improve the assembly precision of the combined cover and prevent the possibility of liquid leakage.

2. According to the integrated combined cover provided by the utility model, the gasket and the outer cover are integrally formed, so that the use of the inner cover is reduced, and the raw materials and the processing procedures of the combined cover are saved; through separating infusion district and dosing district, improved staff's resolution power, be convenient for accurately realize dosing and the flow of infusion.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of an integrated combined cover according to embodiment 1 of the present utility model;

FIG. 2 is a top view of the integrated composite cover;

FIG. 3 is a bottom view of the integrated composite cover;

FIG. 4 is a side view of an integrated composite cover;

FIG. 5 is a schematic cross-sectional view of an integrated composite cover;

icon: 1-a second hollow cylinder; 2-a first hollow cylinder; 3-a protective film; 4-bulge; 5-positive and negative concave-convex holes; 6-an infusion zone; 7-welding reinforcing wires; 8-a dosing zone; 9-a gasket; 10-rubber plug.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which a product of the application is conventionally put in use, it is merely for convenience of describing the present utility model and simplifying the description, and it is not indicated or implied that the referred device or element must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1

The embodiment provides an integrated combined cover which is mainly used for replacing the structure of the combined cover for the plastic infusion container in the prior art. Because the sealing performance of the existing combined cover is easily influenced by the size of the assembly, the utility model designs the combined cover formed by integral injection molding, and the influence of the precision caused by the size is avoided.

Specifically, the integrated combination cover includes an outer cover, a gasket 9, and a protective film 3.

The outer cover is of a combined structure formed by connecting two hollow cylinders, one of the outer cover is a large-specification hollow cylinder, the other outer cover is a small-specification hollow cylinder, and the specification of the outer cover refers to the diameter of a cross-section circle of the cylinder. The two hollow cylinders are a first hollow cylinder 2 (large-specification hollow cylinder) and a second hollow cylinder 1 (small-specification hollow cylinder) respectively, the size of the first hollow cylinder 2 is larger than that of the second hollow cylinder 1, one end of the first hollow cylinder 2 is movably connected with the upper end of the infusion container, the other end of the first hollow cylinder is connected with one end of the second hollow cylinder 1, and the top end of the second hollow cylinder 1 is the outer surface of the outer cover. One end of the large hollow cylinder is connected with the top end of the plastic infusion container, and the other end is connected with one end of the second hollow cylinder 1. The other end of the second hollow cylinder 1 is connected to the top outer surface of the outer cap, it being understood that the top outer surface of the outer cap should be in a circular configuration.

In the preferred embodiment of the utility model, the welding reinforcing wire 7 is arranged on the central axis of the outer surface of the outer cover, and the welding reinforcing wire 7 can divide the outer cover into two parts, namely a dosing area 8 and an infusion area 6. The inside of the outer cover is also filled with a rubber plug 10, namely, the rubber plug 10 is preferably filled in a small-specification hollow cylinder, and the rubber plug 10 is provided with a structure of positive and negative concave-convex holes 5. The welding reinforcing wire 7 in this embodiment separates the medicine adding hole and the transfusion hole, not only plays the welding area that increases protection film 3 and enclosing cover, has increased the joint strength of both, prevents that protection film 3 from droing in the use, pollutes gasket 9, simultaneously, in later stage use, also can separate the region of medicine adding hole and transfusion hole, reduces the risk of mutual pollution.

In the preferred embodiment of the utility model, the gasket 9 is arranged in the middle of the outer cover, two puncture holes are arranged on the gasket 9, the puncture holes are respectively a medicine adding hole and a transfusion hole, and the positions of the medicine adding hole and the transfusion hole are in one-to-one correspondence with the positions of the front concave-convex holes 5. When the combined cover is used, after the protective film 3 of the integrated combined cover is torn off, medical staff can conveniently and accurately realize the flow of medicine adding and transfusion. The structure of the positive and negative concave-convex holes 5 ensures that the puncture deformation and compression of the staff during puncture are uniform, the puncture thickness is uniform, the puncture holding force is achieved, the puncture scraps are reduced, the puncture is convenient, and the positioning is accurate and safe.

According to the injection molding process of the integrated combined cover, firstly, the outer cover is subjected to injection molding, the position of the gasket 9 is reserved on the outer cover, and then the gasket 9 is subjected to injection molding at the position of the reserved gasket 9 on the outer cover, so that the accurate matching of the outer cover and the gasket 9 is realized, and the leakage condition in the use process can be avoided.

In an alternative embodiment of the utility model, two raised 4 parts are arranged on two sides of the upper end of the outer cover, the outer surface of the outer cover is provided with a protective film 3, and the protective film 3 covers the whole upper surface of the outer cover, including the part of the central gasket 9 of the outer cover, and extends to the raised 4 parts, so that the welding procedure of combining the cover and the protective film 3 is facilitated. The structure of the protective film 3 can be uncovered through the bulge 4, and the transfusion and medicine adding operation can be carried out inside.

In the embodiment of the utility model, the outer cover is made of polypropylene and elastomer after blending, and the gasket 9 is made of medical-grade thermoplastic elastomer, which are all common medical materials. The utility model uses integral injection molding to realize the accurate matching of all components of the combined cover, avoid the problems of liquid leakage and the like in the infusion process, and has excellent performance.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. An integral type combination lid, its characterized in that: the novel anti-theft device comprises an outer cover and a gasket (9), wherein the gasket (9) is fixedly arranged at the top end of the outer cover; the outer cover is of a spliced structure of two hollow cylinders with different specifications, namely a first hollow cylinder (2) and a second hollow cylinder (1), the size of the first hollow cylinder (2) is larger than that of the second hollow cylinder (1), one end of the first hollow cylinder (2) is movably connected with the upper end of the infusion container, the other end of the first hollow cylinder is connected with one end of the second hollow cylinder (1), and the top end of the second hollow cylinder (1) is the outer surface of the outer cover;

a welding reinforcing wire (7) is arranged on the central axis of the outer surface of the outer cover, the outer cover is equally divided into two parts by the welding reinforcing wire (7), the two parts are a medicine adding area (8) and a transfusion area (6) respectively, a rubber plug (10) is filled in the outer cover, and a front concave-convex hole (5) is arranged on the rubber plug (10);

two puncture holes are formed in the gasket (9), the two puncture holes are a dosing hole and an infusion hole respectively, and the positions of the dosing hole and the infusion hole are in one-to-one correspondence with the positions of the positive concave-convex holes (5).

2. The integrated combination cover according to claim 1, wherein the gasket (9) is made of medical grade thermoplastic elastomer.

3. The integrated combination of claim 1, wherein the upper end of the outer cap is provided with a protrusion (4) on each of two opposite sides, the protrusion (4) being located near the top end of the outer cap.

4. -the integrated, combined cover according to claim 3, characterized in that the outer cover surface is provided with a protective film (3), which protective film (3) covers the surfaces of the outer cover and the gasket (9) and extends from the outer cover surface to the projections (4).