CN215084225U

CN215084225U - Medical three-way valve

Info

Publication number: CN215084225U
Application number: CN202120707605.XU
Authority: CN
Inventors: 邓婷
Original assignee: Guangan Peoples Hospital
Current assignee: Guangan Peoples Hospital
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2021-12-10
Anticipated expiration: 2031-04-07

Abstract

The utility model discloses a medical three-way valve, including valve body and cyclic annular boss, the top of valve body is equipped with cyclic annular boss, cyclic annular boss and valve body fixed connection, the top of cyclic annular boss is equipped with the connector, connector and cyclic annular boss pass through threaded connection, the one end of connector is equipped with the core, the core extends to the inside of valve body, the top of connector is equipped with connects the through-rod, connect the through-rod be hollow structure, the top of connecting the through-rod is equipped with the handle, handle and connection through-rod fixed connection, one side of valve body is equipped with first interface, first interface and valve body through-rod threaded connection. The utility model discloses a first interface that is equipped with has realized being connected with external transfer line, and different liquid medicines correspond different interfaces, and it is more convenient to use, through the fixed knot who is equipped with structure, has realized that the secondary of transfer line is fixed, has improved the stability when infusing.

Description

Medical three-way valve

Technical Field

The utility model relates to a three-way valve specifically is a medical three-way valve.

Background

The medical three-way valve is generally matched with other medical instruments for use, is used for intravenous injection or transfusion and blood transfusion of human bodies, and has wide application in the medical field. At present, the existing medical three-way valve comprises a valve body and a valve body which is arranged in the valve body and can rotate, three interfaces are arranged on the valve body, three liquid passing holes are formed in the side portion of a valve core, the inner ends of the three liquid passing holes are communicated with each other, the positions of the three liquid passing holes are changed through the rotation of the valve core, the switching of a passage is realized, and the purpose of conveying different liquid medicines is achieved.

At present, most of stability of the existing three-way valve is insufficient, and when a patient is irritated, the loosening condition easily occurs, so that blood return is caused, and certain potential safety hazards exist. Therefore, we improve this and propose a medical three-way valve.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects existing in the prior art, the utility model provides a medical three-way valve.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a medical three-way valve, including valve body and cyclic annular boss, the top of valve body is equipped with cyclic annular boss, cyclic annular boss and valve body fixed connection, the top of cyclic annular boss is equipped with the connector, connector and cyclic annular boss pass through threaded connection, the one end of connector is equipped with the core, the core extends to the inside of valve body, the top of connector is equipped with connects the through-rod, connect the through-rod be hollow structure, the top of connecting the through-rod is equipped with the handle, handle and connection through-rod fixed connection, one side of valve body is equipped with first interface, first interface and valve body through-rod threaded connection, the offside of first interface is equipped with the second interface, the inside of second interface is equipped with the spiral line.

As an optimal technical scheme of the utility model, one side of second interface is equipped with the third interface, the one end of third interface is equipped with fixed knot and constructs.

As a preferred technical scheme of the utility model, fixed knot constructs including bar hole and an upper fixed plate, the inside in bar hole is equipped with an upper fixed plate, an upper fixed plate and bar hole swing joint.

As an optimal technical scheme of the utility model, the top of an upper fixed plate is equipped with the handle, handle and an upper fixed plate fixed connection, the handle is the arc structure.

As a preferred technical scheme of the utility model, the bottom of an upper fixed plate is equipped with the slipmat, go up slipmat and an upper fixed plate fixed connection, it is equipped with a plurality of to go up the slipmat.

As a preferred technical scheme of the utility model, the bottom of going up the slipmat is equipped with the bottom plate, the bottom plate is the arc structure, a circular structure is constituteed to bottom plate and upper fixed plate.

As a preferred technical scheme of the utility model, one side of bottom plate is equipped with down the slipmat, slipmat and last slipmat symmetry set up down.

As a preferred technical scheme of the utility model, the one end of bottom plate is equipped with the spring, the one end and the upper fixed plate fixed connection of spring, the spring is equipped with two, is located the both ends of bottom plate respectively.

The utility model has the advantages that: the medical three-way valve realizes the connection with an external infusion tube through the arranged first interface, different liquid medicines correspond to different interfaces, the use is more convenient, the secondary fixation of the infusion tube is realized through the arranged fixed structure, the stability during the infusion is improved, the problem that the back blood is easy to generate the loosening condition when the patient is irritated due to the large stability of the existing three-way valve is solved, and the problem of certain potential safety hazard is solved, the lower fixing plate is matched with the upper fixing plate to clamp the infusion tube, so that the infusion tube is not easy to fall off.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of a medical three-way valve of the present invention;

fig. 2 is an enlarged schematic structural view of a medical three-way valve a of the present invention;

fig. 3 is a top structural schematic diagram of the medical three-way valve of the present invention.

In the figure: 1. a valve body; 2. an annular boss; 3. a connector; 4. connecting the through rod; 5. a handle; 6. a first interface; 7. a second interface; 8. a third interface; 9. a strip-shaped hole; 10. an upper fixing plate; 11. a handle; 12. an upper anti-skid pad; 13. a lower fixing plate; 14. a lower non-slip mat; 15. a spring.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1, fig. 2 and fig. 3, the utility model relates to a medical three-way valve, including valve body 1 and cyclic annular boss 2, the top of valve body 1 is equipped with cyclic annular boss 2, cyclic

annular boss

2 and 1 fixed connection of valve body, the top of cyclic annular boss 2 is equipped with connector 3, connector 3 and cyclic annular boss 2 pass through threaded connection, the one end of connector 3 is equipped with the core, the core extends to the inside of valve body 1, the top of connector 3 is equipped with connects through-rod 4, connect through-rod 4 be hollow structure, the top of connecting through-rod 4 is equipped with handle 5, handle 5 and connection through-rod 4 fixed connection, one side of valve body 1 is equipped with first interface 6,

first interface

6 and 1 through-rod threaded connection of valve body, the offside of first interface 6 is equipped with second interface 7, the inside of second interface 7 is equipped with the spiral line.

Wherein, one side of second interface 7 is equipped with third interface 8, and the one end of third interface 8 is equipped with fixed knot and constructs, through the first interface that is equipped with, has realized being connected with external transfer line, and different liquid medicines correspond different interfaces, and it is more convenient to use.

Wherein, fixed knot constructs including bar hole 9 and an upper fixed plate 10, and the inside of bar hole 9 is equipped with an upper fixed plate 10, and an upper fixed plate 10 and a bar hole 9 swing joint through the bar hole 9 that is equipped with, have realized the removal of an upper fixed plate 10 to can control the fastening of an upper fixed plate 10 with lax.

Wherein, the top of an upper fixing plate 10 is provided with a handle 11, the handle 11 is fixedly connected with the upper fixing plate 10, the handle 11 is of an arc-shaped structure, and the top of the infusion tube is tightly pressed through the upper fixing plate 10, so that the infusion tube is not easy to loosen and is more stable during infusion.

Wherein, the bottom of an upper fixing plate 10 is provided with an upper non-slip mat 12, the upper non-slip mat 12 is fixedly connected with the upper fixing plate 10, the upper non-slip mat 12 is provided with a plurality of, the anti-slip function between the upper fixing plate 10 and the infusion tube is realized through the upper non-slip mat 12, and the function of secondary protection is achieved.

Wherein, the bottom of going up slipmat 12 is equipped with bottom plate 13, and bottom plate 13 is the arc structure, and a circular structure is constituteed to bottom plate 13 and upper fixed plate 10, through bottom plate 13 that is equipped with, and it presss from both sides the transfer line tightly to mutually support with upper fixed plate 10, makes it be difficult for droing.

Wherein, one side of bottom plate 13 is equipped with down slipmat 14, and lower slipmat 14 sets up with last slipmat 12 symmetry, through the symmetrical setting of lower slipmat 14 with last slipmat 12, has further improved the anti-skidding function of transfer line, uses safelyr.

Wherein, the one end of bottom plate 13 is equipped with spring 15, and the one end and the upper fixed plate 10 fixed connection of spring 15, spring 15 are equipped with two, are located the both ends of bottom plate 13 respectively, and through the spring 15 that is equipped with, make upper fixed plate 10 and bottom plate 13 press from both sides tightly the transfer line under the reaction force of spring 15, and easy operation is convenient.

When the infusion tube fixing device works, when the infusion tube is connected, the handle 11 is held by hands to be lifted upwards, the infusion tube is screwed into the corresponding connector through spiral grains, the handle 11 is loosened, the infusion tube is pressed tightly under the reaction force of the spring 15 by the upper fixing plate 10, so that the secondary fixing effect is achieved, the upper anti-slip mat 12 is arranged at the bottom of the upper fixing plate 10, the upper anti-slip mat 12 is fixedly connected with the upper fixing plate 10, the upper anti-slip mat 12 is provided with a plurality of anti-slip mats 12, the anti-slip function between the upper fixing plate 10 and the infusion tube is achieved through the upper anti-slip mats 12, the lower fixing plate 13 is arranged at the bottom of the upper anti-slip mat 12, the lower fixing plate 13 is of an arc structure, the lower fixing plate 13 and the upper fixing plate 10 form a circular structure, the infusion tube is clamped by being matched with the upper fixing plate 10 through the lower fixing plate 13, so that the infusion tube is not easy to fall off, the third connector 8 is arranged on one side of the second connector 7, one end of the third interface 8 is provided with a fixing structure, and the connection with an external infusion tube is realized through the first interface, so that different liquid medicines correspond to different interfaces, and the use is more convenient.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed 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," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 according to specific situations by those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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. The utility model provides a medical three-way valve, includes valve body (1) and cyclic annular boss (2), its characterized in that, the top of valve body (1) is equipped with cyclic annular boss (2), cyclic annular boss (2) and valve body (1) fixed connection, the top of cyclic annular boss (2) is equipped with connector (3), connector (3) and cyclic annular boss (2) pass through threaded connection, the one end of connector (3) is equipped with the core, the core extends to the inside of valve body (1), the top of connector (3) is equipped with connects through-rod (4), connect through-rod (4) be hollow structure, the top of connecting through-rod (4) is equipped with handle (5), handle (5) and connection through-rod (4) fixed connection, one side of valve body (1) is equipped with first interface (6), first interface (6) and valve body (1) through-rod threaded connection, the opposite side of first interface (6) is equipped with second interface (7), the inside of second interface (7) is equipped with the spiral line.

2. A medical three-way valve according to claim 1, characterized in that a third port (8) is provided at one side of the second port (7), and a fixing structure is provided at one end of the third port (8).

3. The medical three-way valve according to claim 2, characterized in that the fixing structure comprises a strip-shaped hole (9) and an upper fixing plate (10), the upper fixing plate (10) is arranged inside the strip-shaped hole (9), and the upper fixing plate (10) is movably connected with the strip-shaped hole (9).

4. A medical three-way valve according to claim 3, characterized in that a handle (11) is arranged on the top of the upper fixing plate (10), the handle (11) is fixedly connected with the upper fixing plate (10), and the handle (11) has an arc structure.

5. The medical three-way valve according to claim 4, characterized in that the bottom of the upper fixing plate (10) is provided with an upper anti-skid pad (12), the upper anti-skid pad (12) is fixedly connected with the upper fixing plate (10), and the number of the upper anti-skid pads (12) is several.

6. The medical three-way valve according to claim 5, characterized in that the bottom of the upper anti-slip mat (12) is provided with a lower fixing plate (13), the lower fixing plate (13) is of an arc structure, and the lower fixing plate (13) and the upper fixing plate (10) form a circular structure.

7. The medical three-way valve according to claim 6, characterized in that one side of the lower fixing plate (13) is provided with a lower non-slip mat (14), and the lower non-slip mat (14) and the upper non-slip mat (12) are symmetrically arranged.

8. The medical three-way valve according to claim 7, wherein one end of the lower fixing plate (13) is provided with a spring (15), one end of the spring (15) is fixedly connected with the upper fixing plate (10), and two springs (15) are arranged at two ends of the lower fixing plate (13).