CN218793318U

CN218793318U - Anti-pollution blood perfusion device small cap

Info

Publication number: CN218793318U
Application number: CN202222177640.2U
Authority: CN
Inventors: 毛瑞琪; 蔡燕; 王青青
Original assignee: Changguo Biomedical Technology Hebei Co ltd
Current assignee: Changguo Biomedical Technology Hebei Co ltd
Priority date: 2022-08-18
Filing date: 2022-08-18
Publication date: 2023-04-07
Anticipated expiration: 2032-08-18

Abstract

The utility model relates to the technical field of small caps of blood perfusion devices, in particular to an anti-pollution small cap of a blood perfusion device, which comprises a small cap cover, wherein the small cap cover is sleeved at the port of the blood perfusion device, and an elastic clamping ring is integrally formed on the surface of the small cap cover; the air bag ring is arranged at the end part of the small cap; the rubber chock is arranged on the circular plate of the small cap; the beneficial effects are that: the utility model provides an anti-pollution blood perfusion ware cap adds at the notch end of cap cover and installs the gasbag ring, and the back is connected to the notch of cap cover and blood perfusion ware, and the gasbag ring is extrudeed, avoids the production in gap between cap cover and the blood perfusion ware notch place face.

Description

Anti-pollution blood perfusion device small cap

Technical Field

The utility model relates to a blood perfusion device small cap technical field specifically is an anti-pollution blood perfusion device small cap.

Background

A blood perfusion device (i.e. a disposable blood perfusion device) is a key medical instrument essential for developing blood perfusion. The casing of the perfusion apparatus is made of plastic, filled with treated coated adsorbent, sealed and sterilized.

In the prior art, a small sealing cap is additionally arranged at the port of the blood perfusion device for sealing, and the small sealing cap is of a cylindrical structure.

However, a gap is easily reserved between the end part of the notch of the traditional small sealing cap and the surface of the port of the blood perfusion device, and the sealing effect of the small sealing cap is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anti-pollution blood perfusion ware hood to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-pollution small cap of a blood perfusion device comprises a small cap cover, wherein the small cap cover is sleeved at the port of the blood perfusion device, and an elastic clamping ring is integrally formed on the surface of the small cap cover;

the air bag ring is arranged at the end part of the small cap; and

the rubber stopper is arranged on the circular plate of the small cap.

Preferably, little cap is the drum structure, and the tip integrated into one piece of little cap has to dig and takes the ring.

Preferably, the rubber chock is a table-shaped plate, the rubber chock is centered on the surface of a circular plate of the small cap, and the diameter of a large circular surface of the rubber chock is larger than the caliber of a port of the small cap.

Preferably, the elastic clamping ring is of an annular structure with a circular arc-shaped section, the inner ring surface of the elastic clamping ring protrudes towards the inside of the small cap, and two groups of rubber rings are arranged on the inner ring surface of the elastic clamping ring.

Preferably, the gasbag ring is the annular structure of inside cavity, and the inner ring bore of gasbag ring is greater than the cell body bore of little cap.

Preferably, the surface of the airbag ring is provided with a cushion ring, the cushion ring is of an annular structure with an L-shaped section, and the surface of the cushion ring is provided with a rubber pad.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides an anti-pollution blood perfusion ware cap adds at the notch end of cap cover and installs the gasbag ring, and the back is connected to the notch of cap cover and blood perfusion ware, and the gasbag ring is extrudeed, avoids the production in gap between cap cover and the blood perfusion ware notch place face.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the connection structure of the small cap and the blood perfusion device of the present invention;

fig. 3 is an enlarged schematic view of a structure in fig. 2.

In the figure: the blood perfusion device comprises a small cap 1, a blood perfusion device 2, a rubber stopper 3, an elastic clamping ring 4, a rubber ring 5, an air bag ring 6, a backing ring 7, a rubber pad 8 and a digging ring 9.

Detailed Description

In order to make the objects and technical solutions of the present invention clear and fully described, and the advantages thereof more clearly understood, the embodiments of the present invention are described in further detail below with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of some, but not all, embodiments of the present invention and are not to be considered as limiting, and that all other embodiments can be made by one of ordinary skill in the art without any inventive work.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", 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 simplicity of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "a," "an," "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically 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.

For the purposes of simplicity and explanation, the principles of the embodiments are described by referring mainly to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one skilled in the art that the embodiments may be practiced without these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.

Example one

Referring to fig. 1 to 3, the present invention provides a technical solution: an anti-pollution small cap of a blood perfusion device comprises a small cap cover 1, wherein the small cap cover 1 is sleeved at the port of a blood perfusion device 2, and an elastic clamping ring 4 is integrally formed on the surface of the small cap cover 1; the air bag ring 6 is arranged at the end part of the small cap cover 1; the rubber stopper 3 is arranged on the circular plate of the small cap 1;

install gasbag ring 6 additional at the notch end of small cap 1, after the notch of small cap 1 and blood perfusion ware is connected, gasbag ring 6 is extruded, avoids the production in gap between small cap 1 and the blood perfusion ware notch place face.

Example two

On the basis of the first embodiment, in order to facilitate the removal of the small cap 1 buckled at the port of the blood perfusion device 2, the small cap 1 is of a cylindrical structure, and the end part of the small cap 1 is integrally formed with a digging ring 9; the ring surface of the ring 9 is scratched by fingers, and the ring 9 can be pulled and scratched to drive the small cap 1 to be pulled and removed from the port of the hemoperfusion device 2.

EXAMPLE III

On the basis of the second embodiment, in order to improve the firmness of buckling the small cap cover 1 at the port of the blood perfusion device 2, the rubber plug 3 is a table-shaped plate, the rubber plug 3 is centered on the surface of the circular plate of the small cap cover 1, the diameter of the large circular surface of the rubber plug 3 is larger than the caliber of the port of the small cap cover 1, the elastic clamping ring 4 is of an annular structure with a circular arc-shaped section, the inner ring surface of the elastic clamping ring 4 protrudes towards the inside of the small cap cover 1, and two groups of rubber rings 5 are arranged on the inner ring surface of the elastic clamping ring 4;

after the small cap 1 is buckled at the port of the blood perfusion device 2, the rubber plug 3 is inserted into the port of the blood perfusion device 2, so that the sealing effect on the port of the blood perfusion device 2 is achieved, and the rubber plug 3 is clamped in the port of the blood perfusion device 2, so that the traction and anti-falling effects on the small cap 1 are achieved; and the elastic clamping ring 4 clamps the outer wall of the port of the blood perfusion device 2, and the rubber ring 5 is tightly clamped between the elastic clamping ring 4 and the outer wall of the port of the blood perfusion device 2, so that the firmness of the small cap cover 1 after installation is improved.

Example four

On the basis of the third embodiment, in order to eliminate a gap between the groove opening end of the small cap cover 1 and the surface where the port of the blood perfusion device 2 is located, the air bag ring 6 is of an annular structure with a hollow inner part, the caliber of an inner ring of the air bag ring 6 is larger than that of the groove body of the small cap cover 1, the surface of the air bag ring 6 is provided with a backing ring 7, the backing ring 7 is of an annular structure with an L-shaped section, and the surface of the backing ring 7 is provided with a rubber pad 8;

after the small cap 1 is sleeved at the port of the blood perfusion device 2, the air bag ring 6 is pressed, and the cushion ring 7 is elastically pushed by the air bag ring 6 to press the rubber pad 8 on the surface of the port of the blood perfusion device 2, so that gaps are avoided.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an anti-pollution blood perfusion ware hood, includes hood cover (1), and the port department at blood perfusion ware (2) is established to hood cover (1), its characterized in that: an elastic clamp ring (4) is integrally formed on the surface of the small cap (1);

the air bag ring (6) is arranged at the end part of the small cap (1); and

the rubber stopper (3) is arranged on the circular plate of the small cap (1).

2. The contamination-resistant hemoperfusion cartridge cap of claim 1, wherein: little cap (1) is the cylinder structure, and the tip integrated into one piece of little cap (1) has to dig takes ring (9).

3. The contamination-resistant hemoperfusion cartridge cap of claim 2, wherein: the rubber stopper (3) is a table-shaped plate, the rubber stopper (3) is centered on the surface of the circular plate of the small cap (1), and the diameter of the large circular surface of the rubber stopper (3) is larger than the caliber of the port of the small cap (1).

4. The anti-contamination hemoperfusion cartridge cap of claim 3, wherein: the elastic clamping ring (4) is of an annular structure with a circular arc-shaped section, the inner ring surface of the elastic clamping ring (4) protrudes towards the inside of the small cap (1), and two groups of rubber rings (5) are arranged on the inner ring surface of the elastic clamping ring (4).

5. The contamination-resistant hemoperfusion cartridge cap of claim 4, wherein: the air bag ring (6) is of an internal hollow annular structure, and the caliber of the inner ring of the air bag ring (6) is larger than that of the groove body of the small cap cover (1).

6. The contamination-resistant hemoperfusion cartridge cap of claim 5, wherein: the surface of the air bag ring (6) is provided with a cushion ring (7), the cushion ring (7) is of an annular structure with an L-shaped section, and the surface of the cushion ring (7) is provided with a rubber pad (8).