CN217683817U - Quick connecting structure of pipeline for dialysis - Google Patents

Abstract

The utility model discloses a quick connection structure of pipeline for dialysis, pipeline one and two one sides that are close to each other of pipeline are equipped with joint one and connect two respectively, joint one is the toper structure, the one end correspondence that connects two and be close to joint one is equipped with the bell jar, connect one and peg graft in the bell jar, on the pipeline one, the outside of joint one is equipped with fixed joint, evenly distributed has a plurality of spacing lugs on the two lateral walls of joint, it is equipped with the expansion tank to correspond on the two lateral walls of joint, spacing lug joint is at the spacing inslot. Compared with the prior art, the utility model the advantage lie in: the second connector and the fixed connector only need to be held by hand, and then the two pipes are aligned and spliced, so that the operation is convenient, the speed is high, the limiting lug is clamped into the limiting groove after the splicing is finished, the connection is firm, and the two pipes are prevented from being pulled to be disconnected under the action of external force.

Description

A kind of quick connection structure of pipeline for dialysis

technical field

The utility model relates to the technical field of medical appliances, in particular to a quick connection structure of a pipeline for dialysis.

Background technique

Dialysis treatment is a conventional treatment method for treating patients in the medical field, and many infusion tubes for dialysis need to be used in the dialysis treatment process.

Most of these dialysis pipes are transparent plastic pipes, and there are generally many joints in the pipe structure. In some cases, the connecting joint of the pipeline will be touched, or a certain external force will be indirectly applied to the connecting joint of the pipeline. However, some existing pipeline connecting joints for dialysis are generally connected by plugging. When a certain external force is applied to the connecting joint During this time, the inserted pipeline is easy to come out of the inserted pipeline, and the connection of this kind of insertion method is not firm, which will affect the dialysis treatment.

The patent notification number is CN215023434U "a pipe connection structure for dialysis", which includes a first pipe, a second pipe for infusing fluid into the first pipe, and a stopper assembly. The end of the first pipe and the end of the second pipe are clamped connected to conduction, the limiting assembly includes two connecting plates, multiple elastic and bendable connecting rods and multiple limiting blocks, and the two connecting plates are fixedly sleeved on the first pipe and the second pipe respectively. On the two pipelines, one end of the plurality of connecting rods is fixed on the same side of one of the connecting plates, and the other ends of the plurality of connecting rods are fixedly connected to the plurality of limit blocks one by one, and the other connecting plate has multiple openings. multiple clamping slots, a plurality of connecting rods are clamped in multiple clamping slots one by one, and multiple limit blocks are all in contact with the connecting plate with the clamping slots, although this structure can solve the problem The pipe is easy to disconnect under the action of external force, but the operation is complicated and slow when connecting.

Utility model content

The technical problem to be solved by the utility model is to overcome the above technical problems and provide a quick connection structure for dialysis pipes with simple structure, firm connection and quick reading connection.

In order to solve the above-mentioned technical problems, the technical solution provided by the utility model is: a quick connection structure of pipelines for dialysis, including pipeline one and pipeline two, characterized in that: the sides of pipeline one and pipeline two close to each other are respectively provided with Joint one and joint two, the joint one, the joint one is a tapered structure, the end of the joint two close to the joint one is correspondingly provided with a tapered groove, the joint one is inserted into the tapered groove, and the pipe one On the outer side of the first joint, there is a fixed joint, and the second joint is matched with the fixed joint, and is plugged into the fixed joint. There are a plurality of limit protrusions evenly distributed on the outer wall of the second joint, and the outer side of the second joint The wall is correspondingly provided with a telescopic groove, and the limit protrusion is telescopically arranged in the telescopic groove, and a spring is arranged in the telescopic groove, and the two ends of the spring are fixedly connected with the limit protrusion and the end of the telescopic groove respectively. , the limit bump is a right-angled triangular column structure, and its side away from the telescopic groove is a slope. When the spring is in a free state, the end of the limit bump close to the joint one is flush with the top of the telescopic groove, and the limit bump is far away from the joint one. One end protrudes to the outside of the expansion slot, and the inner wall of the fixed joint is provided with a limit slot corresponding to the limit bump, and the limit bump is clamped in the limit slot.

Further, the end of the tapered groove away from the opening is provided with a gasket, and one end of the joint is in tight contact with the gasket.

Further, the first pipe is integrally formed with the first joint, and the second pipe is integrally formed with the second joint.

Further, the fixed joint is made of transparent material.

Further, the end of the fixed joint away from the first pipe is provided with a positioning notch, and the outer wall of the second joint is correspondingly provided with a positioning post, and the positioning post is snapped into the positioning notch.

Further, the two side walls of the opening of the positioning notch are provided with clamping blocks, and the clamping blocks are made of elastic materials.

Compared with the prior art, the utility model has the advantages that: the utility model only needs to hold the second joint and the fixed joint, and then align and plug in, which is convenient to operate and fast in speed. In the limit groove, the connection is firm, preventing the two pipes from being pulled apart by external force.

Description of drawings

Fig. 1 is a schematic diagram of a vertical section structure of a quick connection structure of a pipeline for dialysis according to the present invention.

Fig. 2 is a structural schematic view of a quick connection structure of a dialysis pipeline of the present invention during the connection process.

As shown in the figure: 1. Pipeline 1; 2. Pipeline 2; 3. Joint 1; 4. Joint 2; 5. Tapered groove; 6. Fixed joint; Spring; 10. Limiting slot; 11. Gasket; 12. Positioning notch; 13. Positioning column; 14. Clamping block.

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects to be solved by the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

In describing the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation , are constructed and operated in a specific orientation and therefore cannot be construed as limiting the invention. In addition, the terms "first", "second", etc. are used for descriptive purposes only, and should not be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, a feature defined as "first", "second", etc. may expressly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "plurality" means two or more.

In the description of the present utility model, it should be noted that unless otherwise specified and limited, the term "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

Combined with the accompanying drawings,

Example 1:

A pipeline quick connection structure for dialysis, comprising pipeline one 1 and pipeline two 2, characterized in that: the side of the pipeline one 1 and pipeline two 2 close to each other is respectively provided with a joint one 3 and a joint two 4, and the joint One 3, the joint one 3 is a tapered structure, one end of the joint two 4 close to the joint one 3 is correspondingly provided with a tapered groove 5, the joint one 3 is inserted into the tapered groove 5, and the pipe one 1 , the outer side of the joint one 3 is provided with a fixed joint 6, the joint two 4 cooperates with the fixed joint 6, and is plugged into the fixed joint 6, and a plurality of limit protrusions 7 are evenly distributed on the outer wall of the joint two 4 , the outer wall of the joint 2 4 is correspondingly provided with a telescopic groove 8, and the limit protrusion 7 is telescopically arranged in the telescopic groove 8, and a spring 9 is arranged in the telescopic groove 8, and the two ends of the spring 9 Respectively fixedly connected with the limit bump 7 and the end of the telescopic groove 8, the limit bump 7 is a right-angled triangular column structure, and its side away from the telescopic groove 8 is a slope, and the limit bump 7 is close to the spring 9 when it is in a free state. One end of the joint one 3 is flush with the top of the telescopic groove 8, and the end of the limit protrusion 7 away from the joint one 3 extends to the outside of the expansion groove 8, and the inner wall of the fixed joint 6 is provided with a limit position corresponding to the limit protrusion 7 slot 10, and the limiting protrusion 7 is snapped into the limiting slot 10.

One end of fixed joint 6, joint two 4 and pipeline one 1, pipeline two 2 is conical structure, makes pipeline and joint place connect gentle, not abrupt.

The end of the tapered groove 5 away from the opening is provided with a gasket 11, and the end of the joint 1 is in close contact with the gasket 11 to facilitate sealing and prevent leakage.

The pipeline one 1 and the joint one 3 are integrally formed, the pipeline two 2 and the joint two 4 are integrally formed, the connection is firm, and it is not easy to separate.

The fixed joint 6 is made of transparent material, which is convenient to see the limit protrusion 7 and the limit groove 10, and is convenient for insertion and positioning, and it is convenient to check whether it is inserted in place.

When the utility model is actually implemented, the joint two and the fixed joint are held in hand, and the limit protrusion is aligned with the limit groove, and then the joint two is inserted into the fixed joint, and at this time, the joint one is inserted into the tapered groove on the joint two , during the insertion process, the inner wall of the fixed joint extrudes the limit protrusion and retracts into the telescopic groove. After the installation is in place, the spring drives the limit protrusion to spring into the limit groove for limit.

Example 2:

The end of the fixed joint 6 far away from the pipeline 1 is provided with a positioning gap 12, and the outer wall of the joint 2 4 is correspondingly provided with a positioning column 13, and the positioning column 13 is snapped into the positioning gap 12, and the positioning column 13 is aligned with the positioning notch 12, then the corresponding limiting protrusion 7 is aligned with the limiting groove 10. When the positioning column 13 contacts the end wall of the positioning notch 12, the limiting protrusion 7 can be heard popping into the limiting groove 10, then Plug into place.

Both side walls of the opening of the positioning notch 12 are provided with snap-in blocks 14, and the snap-in blocks 14 are all made of elastic materials, so as not to prevent the positioning post 13 from snapping into the positioning notch 12, but also to lift the positioning post 13 To the limit function, and can further prevent external force from disconnecting the connection.

When the utility model is actually implemented, the second joint and the fixed joint are held by hand, and the positioning column is aligned with the positioning gap. At this time, the position-limiting protrusion is aligned with the position-limiting groove, and the joint two is inserted into the fixed joint.

The utility model and its implementation have been described above. This description is not restrictive. What is shown in the drawings is only one implementation of the utility model, and the actual structure is not limited thereto. All in all, if a person of ordinary skill in the art is inspired by it, without departing from the purpose of the utility model, without creatively designing a structural method and embodiment similar to the technical solution, it shall be protected by the utility model scope.

Claims (6)

1. The utility model provides a quick connection structure of pipeline for dialysis, includes pipeline one (1) and pipeline two (2), its characterized in that: one side of the first pipeline (1) and one side of the second pipeline (2) close to each other are respectively provided with a first joint (3) and a second joint (4), the first joint (3) is of a conical structure, one end of the second joint (4) close to the first joint (3) is correspondingly provided with a conical groove (5), the first joint (3) is inserted in the conical groove (5), the outer side of the first joint (3) is provided with a fixed joint (6), the second joint (4) is matched with the fixed joint (6) and is inserted in the fixed joint (6), the outer side wall of the second joint (4) is uniformly distributed with a plurality of limiting lugs (7), connect and correspond on two (4) lateral walls and be equipped with flexible groove (8), spacing lug (7) telescopic setting is in flexible groove (8), be equipped with spring (9) in flexible groove (8), spring (9) both ends link to each other with spacing lug (7) and flexible groove (8) end fixing respectively, spacing lug (7) are right angle triangle post type structure, and its one side of keeping away from flexible groove (8) is the inclined plane, and spacing lug (7) are close to the one end that connects (3) and flush with flexible groove (8) top when spring (9) are in free state, and the one end that connects (3) was kept away from to spacing lug (7) is stretched out to flexible groove (8) ) And the outer side, a limiting groove (10) is arranged on the inner side wall of the fixed joint (6) corresponding to the limiting lug (7), and the limiting lug (7) is clamped in the limiting groove (10).

2. The dialysis tubing quick connect structure of claim 1, wherein: one end, far away from the opening, of the conical groove (5) is provided with a sealing gasket (11), and the end part of the joint I (3) is in close contact with the sealing gasket (11).

3. A dialysis tubing quick connect structure of claim 1, wherein: the first pipeline (1) and the first joint (3) are integrally formed, and the second pipeline (2) and the second joint (4) are integrally formed.

4. A dialysis tubing quick connect structure of claim 1, wherein: the fixed joint (6) is made of transparent materials.

5. The dialysis tubing quick connect structure of claim 1, wherein: one end of the fixed joint (6) far away from the first pipeline (1) is provided with a positioning notch (12), the outer side wall of the second joint (4) is correspondingly provided with a positioning column (13), and the positioning column (13) is connected in the positioning notch (12) in a clamping manner.

6. The dialysis tubing quick connect structure of claim 5, wherein: the two side walls of the opening of the positioning notch (12) are provided with clamping blocks (14), and the clamping blocks (14) are made of elastic materials.

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