CN211732402U

CN211732402U - Transfusion bottle cap with easy-to-pull ring

Info

Publication number: CN211732402U
Application number: CN202020162627.8U
Authority: CN
Inventors: 姜春; 杨茜; 谢雪; 魏心怡; 孙小珂
Original assignee: Chengdu Womens and Childrens Central Hospital
Current assignee: Chengdu Womens and Childrens Central Hospital
Priority date: 2020-02-11
Filing date: 2020-02-11
Publication date: 2020-10-23
Anticipated expiration: 2030-02-11

Abstract

The utility model provides an infusion bottle cap with an easy-to-pull ring, belonging to the technical field of infusion bottle caps. This infusion bottle lid of easy pull ring, including swivel sleeve and infusion bottle, the swivel sleeve rotates and installs in the bottleneck outer wall, the swivel sleeve inner wall is provided with the internal thread, infusion bottle top fixedly connected with bottleneck, the fixed bottleneck apron that has cup jointed in bottleneck top, the external screw thread has been seted up to bottleneck apron outer wall, internal thread and external screw thread threaded connection, bottleneck apron upper surface is provided with the preforming, and fixed mounting has the gasket between the bottleneck in the bottleneck apron and the bottleneck, fixedly connected with pull ring between the top surface in preforming and the swivel sleeve, the swivel sleeve bottom sets up the go-between, be provided with the indentation between go-between and the swivel sleeve, annular groove has been seted up in the go-between, bottleneck outer wall one side is provided with annular arch, annular groove and the protruding clearance fit of annular, the operator of being convenient for unscrews.

Description

Transfusion bottle cap with easy-to-pull ring

Technical Field

The utility model relates to an infusion bottle lid field particularly, relates to an infusion bottle lid of easy pull ring.

Background

The existing sealing device of the plastic infusion bottle or the infusion bag uses a combined plastic sealing cover to seal the bottle mouth, and the sealing cover consists of three parts: an inner cap, an outer cap, and a flexible gasket disposed between the inner cap and the outer cap.

During transfusion, the resin needle penetrates the gasket and the inner cover to realize transfusion after contacting with the liquid medicine. Because gasket and inner cup are thick, at the puncture in-process, gasket and inner cup all easily fall the bits, often lead to the liquid medicine to be contaminated, and the puncture resistance is big, and the operation of being not convenient for is comparatively hard.

SUMMERY OF THE UTILITY MODEL

In order to remedy the above insufficiency, the utility model provides an infusion bottle lid of easy pull ring aims at improving because gasket and inner cup are thick, and at the puncture in-process, gasket and inner cup all easily fall the bits, often lead to the liquid medicine to be contaminated, and the puncture resistance is big, the operation of being not convenient for, comparatively hard problem.

The utility model discloses a realize like this: when the bottle cap is used, the rotary sleeve is rotated to break the pressing mark, the pull ring at the top of the inner pressing sheet is driven to break the pressing mark between the pressing sheet on the upper surface of the gasket and the bottle cap plate, the rotary sleeve and the pressing sheet are completely removed, the gasket is of a structure with a thin middle part and a thick periphery, the puncture resistance is reduced, the labor is saved, and the bottle cap can be conveniently unscrewed by an operator.

The utility model provides an infusion bottle lid of easy-to-draw ring, including swivel sleeve and infusion bottle, the swivel sleeve rotates and installs in the bottleneck outer wall, the swivel sleeve inner wall is provided with the internal thread, infusion bottle top fixedly connected with bottleneck, the fixed bottleneck apron that has cup jointed at the bottleneck top, the external screw thread has been seted up to bottleneck apron outer wall, internal thread and external screw thread threaded connection, bottleneck apron upper surface is provided with the preforming, and fixed mounting has the gasket between the bottleneck inboard of bottleneck and the bottleneck, fixedly connected with pull ring between the top surface in preforming and the swivel sleeve.

In an embodiment of the present invention, the connecting ring is disposed at the bottom of the rotating sleeve, and an indentation is disposed between the connecting ring and the rotating sleeve.

The utility model discloses an in one embodiment, the annular groove has been seted up in the go-between, bottleneck outer wall one side is provided with annular bulge, annular groove and annular bulge clearance fit.

In an embodiment of the present invention, an indentation is also provided between the bottleneck cover plate and the pressing plate.

The utility model discloses an in an embodiment, both sides are located central point about the gasket and all are arc sunk structure setting.

In an embodiment of the present invention, the two sides of the outer wall of the rotating sleeve are symmetrically provided with notches, and the cross section of each notch is rectangular.

In an embodiment of the present invention, the gasket is a polyisoprene gasket.

In an embodiment of the present invention, the pull ring is disposed in a U-shaped hollow structure, and one side of the pull ring is fixedly connected to the upper surface of the pressing plate, and the other side of the pull ring is fixedly connected to the top of the inner wall of the rotary sleeve.

The utility model has the advantages that: the utility model discloses an above-mentioned design obtains an infusion bottle lid of easy pull ring, during the use, rotates the swivel sleeve and makes the indentation disconnection, drives the pull ring at interior pressing plate top, makes the indentation fracture between preforming and the bottleneck lid board of gasket upper surface, and it is whole to get rid of the swivel sleeve even to take the preforming, makes the gasket be the thick structure of middle thin periphery, reduces the puncture resistance, and comparatively laborsaving, the operator of being convenient for twists off the bottle lid.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic front sectional view of an embodiment of the present invention;

fig. 2 is a schematic view of a front view structure provided in an embodiment of the present invention;

fig. 3 is an enlarged schematic structural diagram of a portion a in fig. 1 according to an embodiment of the present invention.

In the figure: 1-rotating the sleeve; 2-infusion bottle; 3-internal thread; 4-bottle mouth; 5-a bottleneck cover plate; 6-external thread; 7-tabletting; 8-a gasket; 9-a pull ring; 10-a connecting ring; 11-indentation; 12-an annular groove; 13-an annular projection; 14-notch.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1-3, the present invention provides a technical solution: an infusion bottle cap with an easy-to-draw ring comprises a rotary sleeve 1 and an infusion bottle 2, wherein the rotary sleeve 1 is rotatably installed on the outer wall of a bottle opening 4, an internal thread 3 is arranged on the inner wall of the rotary sleeve 1, the opening position of the internal thread 3 only corresponds to the opening position of an external thread 6, the inner wall of the rotary sleeve 1 is a smooth surface except the opening position of the internal thread 3, the top of the infusion bottle 2 is fixedly connected with the bottle opening 4, the top of the bottle opening 4 is fixedly sleeved with a bottle opening cover plate 5, the outer wall of the bottle opening cover plate 5 is provided with the external thread 6, the internal thread 3 is in threaded connection with the external thread 6, the upper surface of the bottle opening cover plate 5 is provided with a pressing sheet 7, and the; and fixed mounting has gasket 8 in the bottleneck lid board 5 and between the bottleneck 4, both sides are located central point and all are the setting of arc sunk structure about gasket 8, utilize the thickness that the arc sunk structure made the central point of gasket 8 put to be less than the thickness of circumference position, fixedly connected with pull ring 9 between 1 interior top surfaces of preforming 7 and swivel nut, pull ring 9 is the setting of U-shaped hollow structure, and pull ring 9 one side fixed connection in the upper surface of preforming 7, pull ring 9 opposite side fixed connection is in 1 inner wall top of swivel nut.

The bottom of the rotary sleeve 1 is provided with a connecting ring 10, and the connecting ring 10 is arranged to ensure the rotary connection relationship between the rotary sleeve 1 and the bottle mouth 4; an indentation 11 is arranged between the connecting ring 10 and the rotary sleeve 1, and the indentation 11 is arranged, so that the rotary sleeve 1 and the pressing sheet 7 can be easily removed under a stress state, and the operation is convenient; an annular groove 12 is formed in the connecting ring 10, an annular bulge 13 is formed in one side of the outer wall of the bottle opening 4, the annular groove 12 is in clearance fit with the annular bulge 13, an indentation 11 is also formed between the bottle opening cover plate 5 and the pressing plate 7, notches 14 are symmetrically formed in two sides of the outer wall of the rotary sleeve 1, the cross sections of the notches 14 are arranged in a rectangular mode, the notches 14 are formed, an operator can place fingers conveniently, the friction force between the hand and the rotary sleeve 1 is increased, and the rotary sleeve 1 can be opened more quickly, so that a bottle cap can be opened; the gasket 8 is a polyisoprene gasket.

Specifically, the structural principle of the transfusion bottle cap with the pull ring is as follows: when the rotary sleeve is used, the rotary sleeve 1 is rotated to break an indentation 11 between the rotary sleeve 1 and the connecting ring 10, the pull ring 9 at the top of the pressing sheet 7 is driven while the rotary sleeve 1 is rotated by utilizing the initial connection relation between the internal thread 3 and the external thread 6 in the rotary sleeve 1, the indentation 11 between the pressing sheet 7 on the upper surface of the gasket 8 and the bottle cap plate 5 is broken, and the pressing sheet 7 on the rotary sleeve 1 and the connecting ring are completely removed, so that the labor is saved and the operation is convenient;

the upper side and the lower side of the center of the gasket 8 are provided with arc-shaped sunken structures which are thin in the middle and thick in the periphery, so that the puncture resistance is reduced, the labor is saved, and the bottle cap can be conveniently unscrewed by an operator.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An infusion bottle cap with an easy-to-pull ring is characterized by comprising a rotary sleeve (1) and an infusion bottle (2), the rotary sleeve (1) is rotatably arranged on the outer wall of the bottle mouth (4), the inner wall of the rotary sleeve (1) is provided with an internal thread (3), the top of the infusion bottle (2) is fixedly connected with a bottle mouth (4), the top of the bottle mouth (4) is fixedly sleeved with a bottle mouth cover plate (5), the outer wall of the bottleneck cover plate (5) is provided with an external thread (6), the internal thread (3) is in threaded connection with the external thread (6), the upper surface of the bottleneck cover plate (5) is provided with a pressing sheet (7), a gasket (8) is fixedly arranged between the inner part of the bottleneck cover plate (5) and the bottleneck (4), the thickness of the central position of the gasket (8) is smaller than that of the circumferential position, and a pull ring (9) is fixedly connected between the pressing sheet (7) and the inner top surface of the rotary sleeve (1).

2. The easy-to-pull ring infusion bottle cap as claimed in claim 1, wherein the bottom of the rotary sleeve (1) is provided with a connecting ring (10), and an indentation (11) is formed between the connecting ring (10) and the rotary sleeve (1).

3. The infusion bottle cap with the easy-to-pull ring as claimed in claim 2, wherein an annular groove (12) is formed in the connecting ring (10), an annular protrusion (13) is formed on one side of the outer wall of the bottle mouth (4), and the annular groove (12) and the annular protrusion (13) are in clearance fit.

4. An infusion bottle cap according to claim 1, wherein an indentation (11) is also provided between the cap plate (5) and the pressing tab (7).

5. The infusion bottle cap with the easy-to-pull ring according to claim 1, wherein the gasket (8) is provided with an arc-shaped concave structure at the upper and lower sides at the center.

6. The infusion bottle cap with the easy-to-pull ring as claimed in claim 1, wherein the outer wall of the rotating sleeve (1) is symmetrically provided with notches (14) at two sides, and the cross section of each notch (14) is rectangular.

7. An infusion bottle cap according to claim 1, wherein said gasket (8) is a polyisoprene gasket.

8. The infusion bottle cap with the easy-to-pull ring according to claim 1, wherein the pull ring (9) is of a U-shaped hollow structure, one side of the pull ring (9) is fixedly connected to the upper surface of the pressing plate (7), and the other side of the pull ring (9) is fixedly connected to the top of the inner wall of the rotary sleeve (1).