CN210542623U

CN210542623U - Drainage tube

Info

Publication number: CN210542623U
Application number: CN201920943487.5U
Authority: CN
Inventors: 王恩丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-21
Filing date: 2019-06-21
Publication date: 2020-05-19
Anticipated expiration: 2029-06-21

Abstract

The utility model relates to the technical field of drainage tubes, and discloses a drainage tube, which comprises a drainage tube body, a connector and a connecting sleeve, wherein the connecting sleeve is internally and sequentially arranged into a first straight tube section, an inclined tube section and a second straight tube section along the axial direction; one end of the connector is provided with a thread section, the outer wall of the thread section is provided with an external thread matched with the internal thread, the end part of the thread section is provided with a spring pressing sheet along the circumferential direction, and the spring pressing sheet is used for applying pressure to the drainage tube body so as to fix the drainage tube body. The utility model discloses the structure principle is simple, fixes drainage body and connector through the mode that adopts threaded connection cooperation spring preforming, and is swift convenient when connecting or dismantling, and the drainage body after connecting simultaneously is more firm, is difficult for droing when using.

Description

Drainage tube

Technical Field

The utility model relates to a drainage tube technical field particularly, relates to a drainage tube.

Background

The drainage tube is a medical appliance for clinical surgery drainage, which guides pus, blood and liquid accumulated in human tissues or body cavities to the outside of the body, prevents postoperative infection and promotes wound healing. The clinical surgical drainage tubes have various types, some are used for catheterization, and some are used for wounds, thoracic cavities, brain cavities, gastrointestinal tracts, biliary tracts and the like. Surgical drainage is used for guiding pus, blood and liquid accumulated in human tissues or body cavities to the outside of a body so as to prevent postoperative infection and influence on wound healing.

As shown in fig. 1, a conventional drainage tube generally comprises a drainage tube body and a connector, the drainage tube body is usually a hose made of rubber materials, medical workers often directly and forcefully sleeve one end of the drainage tube body on the connector when using the drainage tube, however, in practice, the drainage tube body is loose due to the fact that the drainage tube body is sleeved with the hose, drops during use or is tightly sleeved with the hose, and the drainage tube body is not easy to take down when the drainage tube body needs to be replaced.

SUMMERY OF THE UTILITY MODEL

A first object of the utility model is to provide a drainage tube, it can play fine fixed action to the drainage body in the in-service use, also is convenient for change the drainage body simultaneously.

The embodiment of the utility model is realized like this:

a drainage tube comprises a drainage tube body, a connector and a connecting sleeve, wherein a first straight tube section, an inclined tube section and a second straight tube section are sequentially arranged in the connecting sleeve along the axial direction, the inner diameter of the second straight tube section is larger than that of the first straight tube section, the inner diameter of one end, close to the first straight tube section, of the inclined tube section is smaller than that of the other end of the inclined tube section, and internal threads are arranged on the inner wall of the second straight tube section;

one end of the connector is provided with a thread section, the outer wall of the thread section is provided with an external thread matched with the internal thread, the end part of the thread section is provided with a spring pressing sheet along the circumferential direction, and the spring pressing sheet is used for applying pressure to the drainage tube body so as to fix the drainage tube body.

Further, the outer wall of the connecting sleeve is provided with a handheld portion, and the handheld portion and the connecting sleeve are integrally formed.

Further, the inner diameter of the first straight pipe section is equal to the outer diameter of the drainage pipe body.

Furthermore, the number of the spring pressing sheets is four, and the spring pressing sheets are uniformly distributed along the circumferential direction of the threaded section.

Furthermore, a flow regulator is arranged on the drainage tube body.

The utility model has the advantages that:

the utility model discloses the structure principle is simple, fixes drainage body and connector through the mode that adopts threaded connection cooperation spring preforming, and is swift convenient when connecting or dismantling, and the drainage body after connecting simultaneously is more firm, is difficult for droing when using.

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 structural view of a joint of a conventional drainage tube according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a drainage tube provided in an embodiment of the present invention;

fig. 3 is a cross-sectional view of a connection sleeve according to an embodiment of the present invention;

fig. 4 is a front view of a connector according to an embodiment of the present invention.

Icon: 1-drainage tube body, 2-connector, 3-connecting sleeve, 4-first straight tube section, 5-inclined tube section, 6-second straight tube section, 7-internal thread, 8-thread section, 9-external thread, 10-spring pressing sheet, 11-handheld part and 12-flowmeter.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

The terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

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; 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.

Examples

Please refer to fig. 1, the conventional drainage tube often includes a drainage tube body 1 and a connector 2, and when in actual use, one end of the drainage tube body 1 is directly sleeved on the connector 2, and this connection mode often has the condition of loose or tight sleeving, which affects the normal use of the drainage tube.

Therefore, the present embodiment provides a drainage tube, which can specifically refer to the contents shown in fig. 2, fig. 3 and fig. 4, and includes a drainage tube body 1, a connector 2 and a connection sleeve 3, wherein the connection sleeve 3 is internally provided with a first straight tube section 4, an inclined tube section 5 and a second straight tube section 6 in sequence along the axial direction, the inner diameter of the second straight tube section 6 is larger than the inner diameter of the first straight tube section 1, the inner diameter of one end of the inclined tube section 5 close to the first straight tube section 4 is smaller than the inner diameter of the other end of the inclined tube section 5, and an internal thread 7 is provided on the inner wall of the second;

meanwhile, one end of the connector 2 is provided with a threaded section 8, the outer wall of the threaded section 8 is provided with an external thread 9 matched with the internal thread 7, the end part of the threaded section 8 is circumferentially provided with spring pressing sheets 10, the number of the spring pressing sheets 10 is four, the spring pressing sheets are circumferentially and uniformly distributed along the threaded section 8, the spring pressing sheets 10 are used for applying pressure to the drainage tube body 1 so as to fix the drainage tube body 1, one end of the drainage tube body 1 is downwards inserted into a certain depth along a first straight tube section 4 of the connecting sleeve 3 during use, then the spring pressing sheets 10 on the connector 2 are upwards inserted along a second straight tube section 6, the connector 2 starts to rotate after the topmost end of the spring pressing sheets 10 enters an inclined tube section 5, and the spring pressing sheets 10 on the connector 2 are continuously inserted into the middle under the extrusion of the inner wall of the inclined tube section 5, so that the drainage tube body.

In this embodiment, in order to facilitate the medical personnel to hold the drainage tube when in actual use, the outer wall of the connecting sleeve 3 is provided with the handheld portion 11, and the handheld portion 11 and the connecting sleeve 3 are integrally formed, so that the manufacturing process of the connecting sleeve 3 and the handheld portion 11 is simplified, and the structural strength of the connecting sleeve 3 is improved.

In this embodiment, the inner diameter of the first straight section 4 is equal to the outer diameter of the drainage tube body 1, so that a simple sealing structure is formed between the outer wall of the drainage tube body 1 and the inner wall of the first straight section 4.

In this embodiment, in order to adjust the flow of the drainage tube in the drainage process, a flow regulator 12 is provided on the drainage tube body 1.

To sum up, the utility model discloses the structure principle is simple, fixes drainage body 1 and connector 2 through the mode that adopts threaded connection cooperation spring preforming 10, and is swift convenient when connecting, and drainage body 1 after connecting simultaneously is more firm, is difficult for droing when using.

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. The utility model provides a drainage tube, includes drainage tube body (1), connector (2) and adapter sleeve (3), characterized by: a first straight pipe section (4), an inclined pipe section (5) and a second straight pipe section (6) are sequentially arranged inside the connecting sleeve (3) along the axial direction, the inner diameter of the second straight pipe section (6) is larger than that of the first straight pipe section (4), the inner diameter of one end, close to the first straight pipe section (4), of the inclined pipe section (5) is smaller than that of the other end of the inclined pipe section (5), and internal threads (7) are arranged on the inner wall of the second straight pipe section (6);

the one end of connector (2) is equipped with screw thread section (8), screw thread section (8) outer wall be equipped with external screw thread (9) of internal thread (7) looks adaptation, the tip of screw thread section (8) is equipped with spring preforming (10) along circumference, spring preforming (10) be used for to drainage body (1) applys pressure in order to fix drainage body (1).

2. The draft tube of claim 1, wherein: the outer wall of connecting sleeve (3) is equipped with handheld portion (11), handheld portion (11) with connecting sleeve (3) integrated into one piece.

3. The draft tube of claim 1, wherein: the inner diameter of the first straight pipe section (4) is equal to the outer diameter of the drainage pipe body (1).

4. The draft tube of claim 1, wherein: the number of the spring pressing sheets (10) is four, and the spring pressing sheets are uniformly distributed along the circumferential direction of the threaded section (8).

5. The draft tube of claim 1, wherein: the drainage tube body (1) is provided with a flow regulator (12).