Connecting device for connecting urinary catheter and drainage bag

Abstract

The utility model relates to the field of connecting devices, and discloses a connecting device for connecting a urinary catheter and a drainage bag, which comprises the drainage bag, a urine inlet pipe is fixedly arranged at the top of the drainage bag, and the connecting urinary catheter is arranged above the urine inlet pipe; the connecting and fixing assembly is arranged on the urine inlet pipe and the connecting urine pipe, the connecting and fixing assembly comprises a connecting shell, a sealing extrusion air bag, a side piece, an air pipe, a sealing piston, a guide rod and a connecting plate, the sealing extrusion air bag is fixedly installed on the inner wall of the connecting shell, and the connecting urine pipe abuts against the inner side of the sealing extrusion air bag in a sealed mode; the side piece is fixedly connected with the connecting shell, and the air pipe is fixedly installed between the side piece and the connecting shell. The connecting and fixing assembly has the advantages that the connecting and fixing assembly can be suitable for connecting urinary catheters of different specifications, when the specifications of the connecting urinary catheters change, the connecting and fixing assembly can conveniently connect the connecting urinary catheters, and the stability of the connecting urinary catheters after connection can be guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of connecting devices, in particular to a connecting device for connecting a urinary catheter and a drainage bag. Background Art

[0002] A drainage bag generally refers to a transparent plastic bag connected to the end of the drainage tube that is used to collect the drained fluid after surgery, or to drain the bleeding or fluid accumulation deep inside the body or in a local area after surgery. The bag is connected to a urinary catheter to drain the urine and store it in the drainage bag.

[0003] In the prior art, the announcement number CN217645406U discloses a connection and fixing device for a urinary catheter and a urine bag, comprising a urine bag, and a connection and fixing assembly connected to the top of the urine bag. When the urinary catheter and the drainage bag are connected, the threaded inner tube is threadedly connected to the threaded outer tube, and then the end of the urinary catheter with the connecting vertical tube is moved downward, at which time the bottom end of the connecting vertical tube will squeeze the two triangular clamping plates, and the reset spring will shrink and shorten, and the two triangular clamping plates will move away from each other until the connecting vertical tube is completely inserted into the interior of the fixing cylinder, at which time due to the elastic force of the reset spring, the two triangular clamping plates will approach each other, and the lower surface of the triangular clamping plate will contact the top surface of the connecting vertical tube, and the connection and fixing of the urinary catheter and the urine bag are completed.

[0004] However, the connecting and fixing component can only adapt to one specification of connecting urinary catheter. When the specification of the connecting urinary catheter changes, the connecting and fixing component is not convenient for connecting the connecting urinary catheter, which has certain limitations. Therefore, it is necessary to design a connecting device for connecting the urinary catheter and the drainage bag to solve the above problem.

[0005] The information disclosed in this background technology section is only intended to increase the understanding of the overall background of the present invention, and should not be regarded as acknowledging or suggesting in any form that the information constitutes the prior art already known to a person skilled in the art. Utility Model Content

[0006] The utility model aims to provide a connecting device for connecting a urinary catheter and a drainage bag to solve the above problems.

[0007] The above technical purpose of the utility model is achieved through the following technical solutions: a connecting device for connecting a urinary catheter and a drainage bag, comprising:

[0008] A drainage bag, wherein a urine inlet tube is fixedly arranged on the top of the drainage bag, and a connecting urine tube is arranged above the urine inlet tube;

[0009] A connecting and fixing component is arranged on the urine inlet tube and the connecting urine tube, and the connecting and fixing component includes a connecting shell, a sealing extrusion airbag, a side piece, an air pipe, a sealing piston, a guide rod and a connecting plate. The sealing extrusion airbag is fixedly installed on the inner wall of the connecting shell, the connecting urine tube is in sealing contact with the inner side of the sealing extrusion airbag, the side piece is fixedly connected to the connecting shell, the air pipe is fixedly installed between the side piece and the connecting shell, a chamber is opened on the side piece, the sealing piston is slidably and sealably installed in the chamber, and the guide rod is fixedly connected to the sealing piston and the connecting plate.

[0010] The utility model is further configured as follows: the connecting and fixing assembly also includes a threaded barrel, a control shaft, an auxiliary screw and a rubber auxiliary reinforcement piece, the control shaft is rotatably mounted on the side piece, a bidirectional thread is provided on the outer side of the control shaft, a screw hole is provided on the connecting plate, the bidirectional thread is threadedly connected to the screw hole, the auxiliary screw is threadedly mounted on the connecting shell, the end of the auxiliary screw is fixedly connected to the rubber auxiliary reinforcement piece, the end of the rubber auxiliary reinforcement piece abuts against the connecting urine tube, the top end of the threaded barrel is fixedly connected to the connecting shell, a connecting thread is provided on the outer side of the urine inlet tube, and the threaded barrel is threadedly connected to the connecting thread.

[0011] The utility model is further configured as follows: a urine drainage tube is fixedly arranged at the bottom of the drainage bag.

[0012] By adopting the above technical solution, urine in the drainage bag can be easily discharged.

[0013] The utility model is further configured as follows: a control valve is provided on the urination tube.

[0014] The utility model is further configured as follows: a sliding hole is opened on the side wall of the chamber, and the connecting plate is slidably installed in the sliding hole.

[0015] By adopting the above technical solution, the connecting plate can be easily moved vertically.

[0016] The utility model is further configured as follows: the rubber auxiliary reinforcement piece is located between two sealing extrusion airbags.

[0017] By adopting the above technical solution, the position of the rubber auxiliary reinforcement piece is limited.

[0018] The utility model is further configured as follows: a bearing is installed on the side member, and the control shaft is fixedly connected to the inner ring of the bearing.

[0019] The utility model is further configured as follows: the bottom end of the connecting urinary tube extends into the connecting shell.

[0020] The utility model is further configured as follows: the air pipe is communicated with the interior of the chamber.

[0021] By adopting the above technical solution, the air in the chamber can easily enter the sealed extrusion airbag through the trachea.

[0022] The utility model is further configured as follows: the trachea is communicated with the interior of the sealed extrusion airbag.

[0023] The beneficial effects of the utility model are:

[0024] 1. The utility model provides a connection fixing assembly, and the threaded tube on the connection fixing assembly is screwed onto the urine inlet tube, and the urine inlet tube is inserted into the connection shell, and then the control shaft is rotated, and the sealing extrusion airbag is inflated by the movement of the sealing piston. The sealing extrusion airbag expands after being inflated, and then the urine inlet tube is sealed and abutted. In this way, it can be applied to urine inlet tubes of different specifications. When the specifications of the urine inlet tube change, the connection fixing assembly is also convenient for connecting the urine inlet tube;

[0025] 2. The utility model uses a connection fixing assembly to rotate the auxiliary screw, and uses two rubber auxiliary reinforcement pieces to assist in reinforcing the connected urinary catheter, thereby improving the stability of the connected urinary catheter after connection. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0027] Figure 1 The utility model discloses a structural schematic diagram of a connecting device for connecting a urinary catheter and a drainage bag.

[0028] Figure 2 The utility model discloses a cross-sectional structural diagram of a connecting device for connecting a urinary catheter and a drainage bag.

[0029] Figure 3 yes Figure 2 Schematic diagram of the structure of part A in .

[0030] In the figure, 1. drainage bag; 2. urine inlet tube; 3. connecting tube; 4. connecting shell; 5. threaded cylinder; 6. sealing extrusion airbag; 7. side piece; 8. air tube; 9. chamber; 10. sealing piston; 11. guide rod; 12. connecting plate; 13. sliding hole; 14. control shaft; 15. auxiliary screw; 16. rubber auxiliary reinforcement; 17. urine discharge tube. DETAILED DESCRIPTION

[0031] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0032] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0033] See also Figure 1 , Figure 2 and Figure 3 The utility model provides a connecting device for connecting a urinary catheter and a drainage bag, comprising:

[0034] Drainage bag 1 and connection and fixing components, wherein:

[0035] A urine inlet tube 2 is fixedly arranged on the top of the drainage bag 1, and a urine connecting tube 3 is arranged above the urine inlet tube 2. It should be noted that the drainage bag 1 and the urine connecting tube 3 are connected and fixed by a connecting and fixing assembly;

[0036] The connection and fixing assembly is arranged on the urine inlet tube 2 and the connecting urine tube 3, and the connection and fixing assembly includes a connecting shell 4, a sealing extrusion airbag 6, a side piece 7, an air pipe 8, a sealing piston 10, a guide rod 11 and a connecting plate 12. The sealing extrusion airbag 6 is fixedly mounted on the inner wall of the connecting shell 4, and the connecting urine tube 3 is in sealing contact with the inner side of the sealing extrusion airbag 6. It should be noted that the connecting urine tube 3 is sealed and contacted by inflating the two sealing extrusion airbags 6, so that it can be applied to connecting urine tubes 3 of different specifications;

[0037] The side piece 7 is fixedly connected to the connecting shell 4, the air pipe 8 is fixedly installed between the side piece 7 and the connecting shell 4, a chamber 9 is opened on the side piece 7, a sealing piston 10 is slidingly and sealingly installed in the chamber 9, and a guide rod 11 is fixedly connected to the sealing piston 10 and the connecting plate 12. It should be noted that the sealing extrusion airbag 6 is inflated and deflated through the air pipe 8 by sliding the sealing piston 10 in the chamber 9.

[0038] Specifically, the connection and fixing assembly also includes a threaded barrel 5, a control shaft 14, an auxiliary screw 15 and a rubber auxiliary reinforcement 16. The control shaft 14 is rotatably mounted on the side member 7. A bidirectional thread is provided on the outer side of the control shaft 14. A screw hole is provided on the connecting plate 12. The bidirectional thread is threadedly connected with the screw hole. The auxiliary screw 15 is threadedly mounted on the connecting shell 4. It should be noted that by rotating the control shaft 14, and then by the cooperation of the bidirectional thread and the screw hole, the connecting plate 12 can be moved vertically, and then the guide rod 11 can drive the sealing piston 10 to move vertically, so as to inflate and deflate the sealing extrusion airbag 6.

[0039] The end of the auxiliary screw 15 is fixedly connected to the rubber auxiliary reinforcement 16, the end of the rubber auxiliary reinforcement 16 is in contact with the connecting urinary tube 3, the top of the threaded tube 5 is fixedly connected to the connecting shell 4, and a connecting thread is provided on the outside of the urine inlet tube 2, and the threaded tube 5 is threadedly connected to the connecting thread. It should be noted that a sealing tape can be wrapped around the connecting thread on the urine inlet tube 2 to ensure the sealing after connection.

[0040] Through the above structure, the connecting urinary catheter 3 is first sealed and abutted by the sealing and squeezing airbag 6, and then the auxiliary screw 15 is rotated, and the auxiliary screw 15 drives the rubber auxiliary reinforcement 16 to rotate and move, and then the two rubber reinforcements 16 assist in abutting the connecting urinary catheter 3, so that the stability of the connecting urinary catheter 3 after connection can be improved.

[0041] Working principle:

[0042] S1: First, screw the threaded barrel 5 on the connection fixing assembly onto the urine inlet tube 2, and then insert the urine connecting tube 3 into the interior of the connection shell 4, so that the urine connecting tube 3 passes through the two sealing extrusion airbags 6;

[0043] S2: Rotate the control shaft 14, and through the cooperation of the bidirectional thread and the screw hole, the connecting plate 12 can be moved vertically, and then the guide rod 11 can drive the sealing piston 10 to move vertically, and the sealing extrusion airbag 6 is inflated. After the sealing extrusion airbag 6 is inflated, it expands, and then the connecting urinary tube 3 is sealed and abutted. In this way, it can be applied to connecting urinary tubes 3 of different specifications. When the specifications of the connecting urinary tube 3 change, the connecting fixing assembly is also convenient for connecting the connecting urinary tube 3;

[0044] S3: rotating the auxiliary screw 15, the auxiliary screw 15 drives the rubber auxiliary reinforcement 16 to rotate and move, and then the two rubber reinforcements 16 assist in abutting the connecting urinary catheter 3, so as to improve the stability of the connecting urinary catheter 3 after connection.

[0045] Specifically, a urine discharge tube 17 is fixedly provided at the bottom of the drainage bag 1 , and a control valve is provided on the urine discharge tube 17 , which is convenient for draining the urine in the drainage bag 1 .

[0046] Specifically, a sliding hole 13 is opened on the side wall of the chamber 9, and the connecting plate 12 is slidably installed in the sliding hole 13. It should be noted that this facilitates the vertical movement of the connecting plate 12.

[0047] Specifically, the rubber auxiliary reinforcement piece 16 is located between the two sealing extrusion airbags 6, and the bottom end of the connecting urinary tube 3 extends into the connecting shell 4. It should be noted that the positions of the connecting urinary tube 3 and the rubber auxiliary reinforcement piece 16 are limited.

[0048] Specifically, a bearing is installed on the side member 7, and the control shaft 14 is fixedly connected to the inner ring of the bearing. It should be noted that this facilitates the rotation of the control shaft 14.

[0049] Specifically, the air pipe 8 is communicated with the interior of the chamber 9 , and the air pipe 8 is communicated with the interior of the sealing and extruding airbag 6 . It should be noted that this facilitates the inflation and deflation of the sealing and extruding airbag 6 .

[0050] The above is a detailed introduction to a connecting device for connecting a urinary catheter and a drainage bag provided by the utility model. This article uses specific embodiments to illustrate the principle and implementation method of the utility model. The description of the above embodiments is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A connecting device for connecting a urinary catheter and a drainage bag, characterized in that: include: A drainage bag (1), wherein a urine inlet tube (2) is fixedly arranged on the top of the drainage bag (1), and a urine connecting tube (3) is arranged above the urine inlet tube (2); A connection and fixing assembly is provided on a urine inlet tube (2) and a urine connecting tube (3), and comprises a connection shell (4), a sealing extrusion airbag (6), a side piece (7), an air pipe (8), a sealing piston (10), a guide rod (11) and a connecting plate (12). The sealing extrusion airbag (6) is fixedly mounted on the inner wall of the connection shell (4), the urine connecting tube (3) is in sealing contact with the inner side of the sealing extrusion airbag (6), the side piece (7) is fixedly connected to the connection shell (4), the air pipe (8) is fixedly mounted between the side piece (7) and the connection shell (4), a chamber (9) is provided on the side piece (7), the sealing piston (10) is slidably and sealingly mounted in the chamber (9), and the guide rod (11) is fixedly connected to the sealing piston (10) and the connecting plate (12).

2. A connecting device for connecting a urinary catheter and a drainage bag according to claim 1, characterized in that: The connecting and fixing assembly further comprises a threaded barrel (5), a control shaft (14), an auxiliary screw (15) and a rubber auxiliary reinforcement member (16); the control shaft (14) is rotatably mounted on the side member (7); a bidirectional thread is provided on the outer side of the control shaft (14); a screw hole is provided on the connecting plate (12); the bidirectional thread is threadedly connected to the screw hole; the auxiliary screw (15) is threadedly mounted on the connecting shell (4); the end of the auxiliary screw (15) is fixedly connected to the rubber auxiliary reinforcement member (16); the end of the rubber auxiliary reinforcement member (16) is in contact with the connecting urinary tube (3); the top end of the threaded barrel (5) is fixedly connected to the connecting shell (4); a connecting thread is provided on the outer side of the urinary inlet tube (2); the threaded barrel (5) is threadedly connected to the connecting thread.

3. A connecting device for connecting a urinary catheter and a drainage bag according to claim 1, characterized in that: A urine drainage tube (17) is fixedly arranged at the bottom of the drainage bag (1).

4. A connecting device for connecting a urinary catheter and a drainage bag according to claim 3, characterized in that: The urine discharge tube (17) is provided with a control valve.

5. The connecting device for connecting a urinary catheter and a drainage bag according to claim 1, characterized in that: A sliding hole (13) is provided on the side wall of the chamber (9), and the connecting plate (12) is slidably installed in the sliding hole (13).

6. A connecting device for connecting a urinary catheter and a drainage bag according to claim 2, characterized in that: The rubber auxiliary reinforcement member (16) is located between the two sealing extrusion airbags (6).

7. The connecting device for connecting a urinary catheter and a drainage bag according to claim 1, characterized in that: A bearing is installed on the side member (7), and the control shaft (14) is fixedly connected to the inner ring of the bearing.

8. The connecting device for connecting a urinary catheter and a drainage bag according to claim 1, characterized in that: The bottom end of the connecting urinary tube (3) extends into the connecting shell (4).

9. The connecting device for connecting a urinary catheter and a drainage bag according to claim 1, characterized in that: The air pipe (8) is communicated with the interior of the chamber (9).

10. The connecting device for connecting a urinary catheter and a drainage bag according to claim 1, characterized in that: The air pipe (8) is communicated with the interior of the sealing and extruding airbag (6).

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