CN216201484U

CN216201484U - Medical three-way pipe

Info

Publication number: CN216201484U
Application number: CN202122285664.5U
Authority: CN
Inventors: 吴翠丽; 公悦
Original assignee: First Affiliated Hospital of Nanchang University
Current assignee: First Affiliated Hospital of Nanchang University
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-04-05
Anticipated expiration: 2031-09-22

Abstract

The utility model discloses a medical three-way pipe which comprises a valve body, wherein a first joint, a second joint and a third joint are fixedly arranged on the surface of the valve body, one end, far away from the valve body, of the first joint is rotatably connected with the first adapter, one end, far away from the first joint, of the first adapter is in threaded connection with a plug head, one end, far away from the valve body, of the second joint is fixedly connected with a corrugated pipe, one end, far away from the second joint, of the corrugated pipe is fixedly connected with the second adapter, one end, far away from the corrugated pipe, of the second adapter is in threaded connection with a protective cap, one end, far away from the valve body, of the third adapter is rotatably connected with the third adapter, one end, far away from the third joint, of the third adapter is in threaded connection with the protective cap, a valve block is arranged in the valve body, and a communication hole is formed in the valve block. The utility model can prevent the transfusion tube or the gas transmission tube from being twisted when a patient moves, avoids the blockage of the transfusion tube or the gas transmission tube, is convenient for binding and bundling the transfusion tube or the gas transmission tube, can be fixed on the valve rod after the protective cap is taken down, is not easy to lose, and can be blocked at any time when the passage needs to be closed again.

Description

Medical three-way pipe

Technical Field

The utility model relates to the field of medical auxiliary equipment, in particular to a medical three-way pipe.

Background

The medical three-way joint (also called as three-way cock) is a common connecting piece in a medical delivery pipeline and can be used for delivering gas or liquid, the existing three-way joint comprises a joint without a positioning joint or a joint with a positioning device at the bottom, when a patient moves or exerts an external force, the joint and a transfusion tube are easy to bend, so that a transfusion channel is narrowed or blocked, the error rate of operation of medical staff is easy to increase, the movement of the patient is limited, the treatment effect is influenced, and medical accidents can be even caused when the operation is serious.

At present, the existing medical three-way connecting pipe has the following problems: the protective cap is easy to lose after being taken down, and the protective cap can not be found frequently when the channel needs to be closed again; the connectors of the three-way joint are fixedly arranged, when the infusion tube or the gas transmission tube needs to rotate, if the three-way joint is fixed, the infusion tube or the gas transmission tube can be twisted under the action of the rotating moment, so that the infusion tube or the gas transmission tube is blocked; the three-way joint has fixed-length interfaces, can not be bent, and is very inconvenient to use.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects in the background art, the utility model aims to provide a medical three-way pipe which can prevent a transfusion pipe or a gas pipe from being distorted when a patient moves, avoid the blockage of the transfusion pipe or the gas pipe, facilitate the binding and bundling of the transfusion pipe or the gas pipe, fix a protective cap on a valve rod after being taken down, prevent the protective cap from being lost easily and block the passage at any time when the passage needs to be closed again.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a medical three-way pipe, which comprises a valve body, the first joint of valve body fixed surface installation, second joint and third joint, first joint is kept away from valve body one end and is rotated and connect first adapter, first joint one end spiro union chock plug is kept away from to first adapter, valve body one end fixed connection bellows is kept away from to the second joint, second joint one end fixed connection second adapter is kept away from to the bellows, bellows one end spiro union helmet is kept away from to the second adapter, the third adapter is kept away from valve body one end and is rotated and connect the third adapter, third joint one end spiro union helmet is kept away from to the third adapter, the inside valve block that is equipped with of valve body, the intercommunicating pore has been seted up to the valve block, valve block fixed surface valve rod, the valve rod runs through the valve body, the valve rod rotates with the valve body to be connected, valve rod fixed surface installs the knob.

Further preferably, the first joint and the second joint are at an angle of 90 ° and the first joint and the third joint are at an angle of 180 °.

Further preferably, the communication hole is T-shaped, and three orifices of the communication hole correspond to the first joint, the second joint, and the third joint, respectively.

Further preferably, a plurality of clamping pieces are fixedly mounted on one side, close to the corrugated pipe, of the outer wall of the third adapter, a plurality of clamping rings are fixedly mounted on one side, close to the corrugated pipe, of the third adapter, and the clamping pieces are matched with the clamping rings to enable the third adapter and the third adapter to be detachably fixed.

Further preferably, one end of the protective cap is provided with a screw hole, the inner diameter of the screw hole is the same as the outer diameters of the second joint, the third joint and the valve rod, the outer walls of the second joint, the third joint and the valve rod are provided with threads, the other end of the protective cap is fixedly provided with a stud, and the diameter of the stud is the same as the inner diameter of the screw hole.

The utility model has the beneficial effects that:

the first joint and the third joint of the three-way pipe are rotatably connected with the adapters and are connected with the infusion pipe or the gas pipe through the adapters, so that the infusion pipe or the gas pipe cannot be twisted when a patient moves, and the infusion pipe or the gas pipe is prevented from being blocked; the second joint is connected with the adapter through the corrugated pipe and then connected with the infusion pipe or the gas pipe through the adapter, so that the corrugated pipe can be stretched to prolong the length of the joint when needed, and meanwhile, the corrugated pipe can be bent, and the infusion pipe or the gas pipe can be conveniently bound and bunched; the adapter is screwed with the protective cap, the protective cap can be screwed with the valve rod, the protective cap and the protective cap can also be screwed, the protective cap can be fixed on the valve rod after being taken off, the protective cap is not easy to lose, and the protective cap can be plugged at any time when a channel needs to be sealed again.

Drawings

The utility model will be further described with reference to the accompanying drawings.

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

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a cross-sectional view of the valve body of the present invention;

fig. 4 is a schematic diagram of an implementation of the present invention.

In the figure:

1-valve body, 2-first joint, 3-second joint, 4-third joint, 5-first adapter, 6-plug, 7-corrugated pipe, 8-second adapter, 9-protective cap, 10-third adapter, 11-valve block, 12-communicating hole, 13-valve rod, 14-knob, 15-fastener and 16-snap ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

As shown in figures 1-4, a medical three-way pipe comprises a valve body 1, a first joint 2, a second joint 3 and a third joint 4 are fixedly installed on the surface of the valve body 1, the first joint 2 is rotatably connected with a first adapter 5 at the end far away from the valve body 1, the end of the first adapter 5 far away from the first joint 2 is in threaded connection with a plug 6, the end of the second joint 3 far away from the valve body 1 is fixedly connected with a corrugated pipe 7, the end of the corrugated pipe 7 far away from the second joint 3 is fixedly connected with a second adapter 8, the end of the second adapter 8 far away from the corrugated pipe 7 is in threaded connection with a protective cap 9, the end of the third joint 4 far away from the valve body 1 is rotatably connected with a third adapter 10, the end of the third adapter 10 far away from the third joint 4 is in threaded connection with a protective cap 9, a valve block 11 is arranged inside the valve body 1, a communication hole 12 is formed in the valve block 11, a valve rod 13 is fixed on the surface of the valve block 11, the valve rod 13 penetrates through the valve body 1, and the valve rod 13 is rotatably connected with the valve body 1, the valve rod 13 is fixedly provided with a knob 14.

The first joint 2 and the second joint 3 form an included angle of 90 degrees, and the first joint 2 and the third joint 4 form an included angle of 180 degrees.

The communication hole 12 is T-shaped, and three orifices of the communication hole 12 correspond to the first joint 2, the second joint 3, and the third joint 4, respectively.

A plurality of clamping pieces 15 are fixedly installed on one side, close to the corrugated pipe 7, of the outer wall of the third adapter 10, a plurality of clamping rings 16 are fixedly installed on one side, close to the corrugated pipe 7, of the third connector 4, and the clamping pieces 15 are matched with the clamping rings 16 to enable the third adapter 10 and the third connector 4 to be detachably fixed.

One end of the protective cap 9 is provided with a screw hole, the inner diameter of the screw hole is the same as the outer diameters of the second joint 3, the third joint 4 and the valve rod 13, the outer walls of the second joint 3, the third joint 4 and the valve rod 13 are provided with threads, the other end of the protective cap 9 is fixedly provided with a stud, and the diameter of the stud is the same as the inner diameter of the screw hole.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. The medical three-way pipe is characterized by comprising a valve body (1), wherein a first joint (2), a second joint (3) and a third joint (4) are fixedly installed on the surface of the valve body (1), the first joint (2) is far away from one end of the valve body (1) and is rotatably connected with a first adapter (5), the first adapter (5) is far away from one end of the first joint (2) and is in threaded connection with a plug (6), the second joint (3) is far away from one end of the valve body (1) and is fixedly connected with a corrugated pipe (7), the corrugated pipe (7) is far away from one end of the second joint (3) and is fixedly connected with a second adapter (8), the second adapter (8) is far away from one end of the corrugated pipe (7) and is in threaded connection with a protective cap (9), the third joint (4) is far away from one end of the valve body (1) and is rotatably connected with a third adapter (10), and the third adapter (10) is far away from one end of the third joint (4) and is in threaded connection with a protective cap (9), the improved valve is characterized in that a valve block (11) is arranged inside the valve body (1), a communication hole (12) is formed in the valve block (11), a valve rod (13) is fixed on the surface of the valve block (11), the valve rod (13) penetrates through the valve body (1), the valve rod (13) is rotatably connected with the valve body (1), and a knob (14) is fixedly installed on the surface of the valve rod (13).

2. The medical tee according to claim 1, characterized in that said first (2) and second (3) fittings are at a 90 ° angle and said first (2) and third (4) fittings are at a 180 ° angle.

3. The medical three-way according to claim 1, characterized in that the communication hole (12) is T-shaped, the three orifices of the communication hole (12) corresponding to the first joint (2), the second joint (3) and the third joint (4), respectively.

4. The medical three-way pipe according to claim 1, wherein a plurality of clamping pieces (15) are fixedly arranged on the outer wall of the third adapter (10) close to one side of the corrugated pipe (7), a plurality of clamping rings (16) are fixedly arranged on the outer wall of the third adapter (4) close to one side of the corrugated pipe (7), and the clamping pieces (15) and the clamping rings (16) are matched to detachably fix the third adapter (10) and the third adapter (4).

5. The medical three-way pipe according to claim 1, wherein a screw hole is formed in one end of the protective cap (9), the inner diameter of the screw hole is the same as the outer diameters of the second joint (3), the third joint (4) and the valve rod (13), threads are formed in the outer walls of the second joint (3), the third joint (4) and the valve rod (13), a stud is fixedly installed at the other end of the protective cap (9), and the diameter of the stud is the same as the inner diameter of the screw hole.