Drainage tube conversion connector

Abstract

The utility model relates to the technical field of medical instruments, and discloses a drainage tube conversion connector which comprises a conversion tube, the interior of the conversion tube is of a hollow structure, and three through liquid outlet holes are formed in the conversion tube; a first connecting pipe penetrates through the upper end of the conversion pipe, a second connecting pipe penetrates through the right side of the conversion pipe, and a third connecting pipe penetrates through the lower end of the conversion pipe. According to the drainage tube conversion connector, the three connecting tubes on the conversion tube are arranged into three different shapes and sizes, so that the drainage tubes with more sizes can be conveniently butted and fixed, and the situation that manual intervention connection is needed due to the fact that the tail end of the drainage tube at the patient end and the ends of the drainage tubes used in various departments cannot be matched and connected can be effectively prevented; the purpose of conveniently connecting and fixing drainage tubes of multiple sizes is achieved, the on-off condition of the three connecting tubes and the liquid flow speed can be controlled through the control clamp, and therefore the purpose of controlling drainage is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of medical instruments, in particular to a drainage tube conversion connector. Background Art

[0002] Drainage tubes are a very common medical device. Their main function is to guide pus, blood, and fluids accumulated between human tissues or in body cavities to the outside of the body to avoid postoperative wounds from failing to heal. To facilitate the docking of drainage tubes, conversion connectors are usually required to simplify the replacement process of drainage tubes. Medical staff can operate more conveniently and improve work efficiency. Secondly, this connector can reduce patient discomfort and infection risks caused by replacing drainage tubes.

[0003] At present, the patent with publication number CN203291386U discloses a three-way connector for drainage tubes, characterized in that: the three-way connector is a Y-shaped structure formed by injection molding, including a connecting main pipe and two connecting branches; the sum of the cross-sectional circular areas of the two connecting branches is equal to or less than the cross-sectional circular area of ​​the connecting main pipe; an anti-falling conical ring is fixedly provided on the outer wall of the connecting main pipe, and medical silicone caps are covered on the outer walls of the two connecting branches. The length of the connecting main pipe is 3-5cm; the length of the connecting branch pipe is 1-1.5cm. When in use, the drainage tube can be directly put on the three-way connector, the inner diameter drainage is not affected, and it is easy to put on and difficult to take off, which can reduce the risk of poor sealing or easy falling off during nursing, and is safe and secure.

[0004] However, the following problems still exist in the current drainage tube conversion connector:

[0005] The above-mentioned drainage tube conversion connector is set to be the same when in use because the diameter and connection method of the branch tube are set to be the same. However, in actual use, due to the various options for tube placement, the end of the drainage tube on the patient side and the end of the drainage tube (or drainage bag) used by various departments often cannot be matched and connected. At this time, manual intervention and conversion are required, and it is difficult to ensure the stability of the connection. Utility Model Content

[0006] In view of the deficiencies in the prior art, the utility model provides a drainage tube conversion connector, which can easily adapt to the docking of different drainage tube ends by setting the connecting pipes of the drainage tube conversion connector in various styles, thereby improving convenience in use.

[0007] The utility model provides the following technical solution: a drainage tube conversion connector, including a conversion tube, the interior of which is arranged as a hollow structure, and three liquid outlet holes are opened on the conversion tube; a first connecting tube is penetrated through the upper end of the conversion tube, a second connecting tube is penetrated through the right side of the conversion tube, and a third connecting tube is penetrated through the lower end of the conversion tube, and control clamps are arranged on the outside of the first connecting tube, the second connecting tube and the third connecting tube, and a positioning component is arranged on the control clamp.

[0008] Furthermore, a threaded structure is provided on the outside of the first connecting tube, and the first connecting tube is configured as a cylindrical tubular structure. Through the above structure, it is convenient to connect and fix the drainage tube with a spiral structure.

[0009] Furthermore, the second connecting tube is configured as a rubber hose, and the second connecting tube is configured as a funnel-shaped structure. Through the above structure, it is convenient to dock and connect drainage tubes of different sizes.

[0010] Furthermore, the third connecting pipe is configured as a truncated cone-shaped structure, and a threaded structure is disposed on the outside of the third connecting pipe. The above structure can adapt to the docking and fixation of threaded pipes with different diameters.

[0011] Furthermore, the positioning assembly includes a fixed plate and a movable plate, and the fixed plate is installed on the control clamp, and the movable plate and the control clamp are in contact with each other. Through the above structure, the on-off of the drainage tube and the liquid flow rate can be adjusted and controlled under the action of the control clamp.

[0012] Furthermore, the positioning assembly also includes a positioning rod and a positioning spring, and the positioning rod is slidably connected to the movable plate, and the positioning rod is fitted with the control clamp through a groove opened on the side of the control clamp, the positioning spring is connected to the positioning rod, and the positioning spring is connected to the movable plate. Through the above structure, the position of the movable plate can be easily locked and fixed by the positioning rod, that is, under the action of the movable plate, the first connecting tube, the second connecting tube and the third connecting tube can be fitted and limited after movement.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The drainage tube conversion connector sets the three connecting tubes on the conversion tube to three different shapes and sizes, thereby facilitating the docking and fixing of drainage tubes of more sizes, and can effectively prevent the need for manual intervention in connection due to the inability to match and connect the end of the drainage tube at the patient end and the end of the drainage tube used by various departments, thereby achieving the purpose of conveniently connecting and fixing drainage tubes of multiple sizes, and the on-off status of the three connecting tubes and the liquid flow rate can be controlled by the control clamp, thereby achieving the purpose of controlling drainage. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the main three-dimensional structure of the conversion tube of the utility model;

[0016] Figure 2 This is a schematic diagram of the main three-dimensional structure of the second connecting pipe of the utility model;

[0017] Figure 3 This is a schematic diagram of the main three-dimensional cross-sectional structure of the first connecting pipe of the utility model;

[0018] Figure 4 This is a schematic diagram of the three-dimensional cross-sectional structure of the movable plate of the utility model from a side view;

[0019] Figure 5 It is a schematic diagram of the exploded three-dimensional structure of the positioning component of the utility model.

[0020] In the figure: 1, conversion tube; 2, first connecting tube; 3, second connecting tube; 4, third connecting tube; 5, control clamp; 6, positioning assembly; 601, fixed plate; 602, movable plate; 603, positioning rod; 604, positioning spring. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] See also Figure 1-Figure 5 The utility model provides a technical solution: a drainage tube conversion connector, comprising a conversion tube 1, the interior of which is set as a hollow structure, and three through-holes for liquid discharge are opened on the conversion tube 1; a first connecting tube 2 is penetrated through the upper end of the conversion tube 1, and a second connecting tube 3 is penetrated through the right side of the conversion tube 1, and a third connecting tube 4 is penetrated through the lower end of the conversion tube 1; a threaded structure is arranged on the outside of the first connecting tube 2, and the first connecting tube 2 is arranged as a cylindrical tubular structure; the second connecting tube 3 is arranged as a rubber hose, and the second connecting tube 3 is arranged as a funnel-shaped structure; the third connecting tube 4 is arranged as a truncated cone-shaped structure, and a threaded structure is arranged on the outside of the third connecting tube 4;

[0023] Because the first connecting tube 2, the second connecting tube 3 and the third connecting tube 4 are through-set on the conversion tube 1, and a hollow structure is provided inside the conversion tube 1, the first connecting tube 2, the second connecting tube 3 and the third connecting tube 4 can be connected under the action of the conversion tube 1, that is, the first connecting tube 2, the second connecting tube 3 and the third connecting tube 4 can be connected in pairs or all connected or all closed, and the first connecting tube 2 is set to a cylindrical tubular structure, and a threaded structure is provided on the outside of the first connecting tube 2. At this time, the first connecting tube 2 can be used to connect and fix a threaded tube of a fixed diameter, the second connecting tube 3 is set to a rubber hose, and the second connecting tube 3 is set to a funnel-shaped structure, at this time, the second connecting tube 3 can be used to fit and dock drainage tubes of different diameters, the third connecting tube 4 is set to a truncated cone structure, and a threaded structure is provided on the outside of the third connecting tube 4. By setting the third connecting tube 4 as a soft spiral interface, threaded tubes of different diameters can be connected, thereby connecting different drainage tubes, thereby improving the use range and use effect of the drainage tube conversion connector;

[0024] The first connecting tube 2, the second connecting tube 3 and the third connecting tube 4 are all provided with a control clamp 5 on the outside, and a positioning assembly 6 is provided on the control clamp 5; the positioning assembly 6 includes a fixed plate 601 and a movable plate 602, and the fixed plate 601 is installed on the control clamp 5, and the movable plate 602 and the control clamp 5 are mutually fitted; the positioning assembly 6 also includes a positioning rod 603 and a positioning spring 604, and the positioning rod 603 and the movable plate 602 are slidably connected, and the positioning rod 603 is mutually fitted with the control clamp 5 through a groove provided on the side of the control clamp 5, the positioning spring 604 is mutually connected with the positioning rod 603, and the positioning spring 604 is mutually connected with the movable plate 602;

[0025] When it is necessary to adjust the pipeline connection and flow rate of the first connecting tube 2, the second connecting tube 3 or the third connecting tube 4, the control clamp 5 is moved, and the correspondingly adjusted first connecting tube 2, the second connecting tube 3 or the third connecting tube 4 begins to move in the groove opened in the middle position of the control clamp 5 (a water drop-shaped through groove is opened on the control clamp 5), and the control clamp 5 begins to squeeze the first connecting tube 2, the second connecting tube 3 or the third connecting tube 4, so as to achieve the purpose of adjusting the flow rate, until it moves to the thinnest position, at which time the first connecting tube 2, the second connecting tube 3 or the third connecting tube 4 is completely squeezed to achieve the purpose of interception, and then the positioning rod 603 is pulled to make the positioning rod 603 start to move away The movable plate 602 moves in the direction of the first connecting tube 2, the second connecting tube 3 or the third connecting tube 4, because the positioning spring 604 is installed on the positioning rod 603, and the positioning rod 603 begins to be squeezed and deformed at this time, until the positioning rod 603 no longer fits with the positioning groove opened on the side of the control clamp 5. At this time, the movable plate 602 can be moved, that is, the movable plate 602 begins to move in the direction close to the first connecting tube 2, the second connecting tube 3 or the third connecting tube 4, until it fits with the first connecting tube 2, the second connecting tube 3 or the third connecting tube 4. At this time, under the action of the movable plate 602, the adjusted first connecting tube 2, the second connecting tube 3 or the third connecting tube 4 can be fitted and limited to prevent the first connecting tube 2, the second connecting tube 3 or the third connecting tube 4 from sliding in the teardrop-shaped through groove opened on the control clamp 5.

[0026] 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 variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A drainage tube conversion connector, comprising a conversion tube (1), the interior of which is configured as a hollow structure, and the conversion tube (1) is provided with three through-holes for liquid discharge; characterized in that: Also includes: A first connecting tube (2) is provided through the upper end of the conversion tube (1), a second connecting tube (3) is provided through the right side of the conversion tube (1), and a third connecting tube (4) is provided through the lower end of the conversion tube (1), and control clamps (5) are provided outside the first connecting tube (2), the second connecting tube (3) and the third connecting tube (4), and a positioning assembly (6) is provided on the control clamp (5).

2. The drainage tube conversion connector according to claim 1, characterized in that: The first connecting pipe (2) is provided with a threaded structure on the outside, and the first connecting pipe (2) is configured as a cylindrical tubular structure.

3. A drainage tube conversion connector according to claim 1 or 2, characterized in that: The second connecting tube (3) is configured as a rubber hose, and the second connecting tube (3) is configured as a funnel-shaped structure.

4. A drainage tube conversion connector according to claim 1 or 2, characterized in that: The third connecting pipe (4) is configured as a truncated cone-shaped structure, and a threaded structure is provided on the outside of the third connecting pipe (4).

5. The drainage tube conversion connector according to claim 3, characterized in that: The third connecting pipe (4) is configured as a truncated cone-shaped structure, and a threaded structure is provided on the outside of the third connecting pipe (4).

6. A drainage tube conversion connector according to claim 1, 2 or 5, characterized in that: The positioning assembly (6) comprises a fixed plate (601) and a movable plate (602), wherein the fixed plate (601) is mounted on the control clamp (5), and the movable plate (602) and the control clamp (5) are in contact with each other.

7. The drainage tube conversion connector according to claim 3, characterized in that: The positioning assembly (6) comprises a fixed plate (601) and a movable plate (602), wherein the fixed plate (601) is mounted on the control clamp (5), and the movable plate (602) and the control clamp (5) are in contact with each other.

8. The drainage tube conversion connector according to claim 4, characterized in that: The positioning assembly (6) comprises a fixed plate (601) and a movable plate (602), wherein the fixed plate (601) is mounted on the control clamp (5), and the movable plate (602) and the control clamp (5) are in contact with each other.

9. A drainage tube conversion connector according to claim 7 or 8, characterized in that: The positioning assembly (6) further comprises a positioning rod (603) and a positioning spring (604), wherein the positioning rod (603) and the movable plate (602) are slidably connected, and the positioning rod (603) is in contact with the control clamp (5) via a groove provided on the side of the control clamp (5), the positioning spring (604) and the positioning rod (603) are connected to each other, and the positioning spring (604) and the movable plate (602) are connected to each other.

Images