CN213432580U

CN213432580U - Medical fluid infusion pipe joint structure

Info

Publication number: CN213432580U
Application number: CN202022077098.4U
Authority: CN
Inventors: 孙朋朋; 周后望
Original assignee: Nanjing Wuwei Health Management Co ltd
Current assignee: Nanjing Wuwei Health Management Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-06-15
Anticipated expiration: 2030-09-21

Abstract

The utility model discloses a medical fluid infusion coupling structure includes: fluid infusion pipe body, the surface of fluid infusion pipe body is equipped with the lantern ring and the lantern ring is the ring annular structure setting, the inside that the inside of the lantern ring is equipped with spliced eye and spliced eye is equipped with splint, contact each other between splint and the fluid infusion pipe body, the side that the side of the lantern ring is equipped with connecting block and connecting block is equipped with the screw thread post. The utility model discloses during the use, inside the limiting plate that the pulling lantern ring made the fluid infusion pipe got into the connecting block, mutual gomphosis between inside joint piece of connecting block and the inside joint groove of limiting plate, the stability of fluid infusion pipe body has been guaranteed, with screw thread post plug-in connection screw hole inside the fixing base and rotate, it is fixed to make between screw thread post and the screw hole, screw hole inside simultaneously set up the grafting pipe and with the day close between mutual gomphosis, thereby realize the connection of fluid infusion pipe, this kind sets up greatly increased the convenience of fluid infusion union coupling, and connection structure stability is difficult for droing, it is strong to connect the leakproofness simultaneously.

Description

Medical fluid infusion pipe joint structure

Technical Field

The utility model relates to the technical field of medical equipment, more specifically are medical fluid infusion coupling structure.

Background

The extracorporeal circulation blood circuit is a product widely used in clinical blood purification process, leads the blood in the body of a patient to the outside of the body and then to the inside of the body after being purified by a filter, and quickly and safely leads the blood of the patient to the back when in use, and the guarantee of the smoothness of the extracorporeal circulation blood circuit is an important prerequisite for guaranteeing the safe treatment of the patient.

The fluid infusion tube is an important accessory in an extracorporeal circulation blood path, and is connected with a device, so that the connection is easy to be unstable and easy to fall off. Therefore, a new technical solution needs to be provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a medical fluid infusion coupling structure has solved among the prior art that the fluid infusion pipe is the important accessory in the extracorporeal circulation blood way, and it makes to cause easily with the device is connected unstably, the problem that easily drops.

In order to achieve the above object, the utility model provides a following technical scheme: a medical fluid infusion pipe joint structure comprises: fluid infusion pipe body, the surface of fluid infusion pipe body is equipped with the lantern ring and the lantern ring is the ring annular structure setting, the inside that the inside of the lantern ring was equipped with spliced eye and spliced eye is equipped with splint, contact each other between splint and the fluid infusion pipe body, the side that the side of the lantern ring was equipped with connecting block and connecting block is equipped with the screw thread post, the connecting block is rectangle structure setting and integrated into one piece between connecting block, the lantern ring and the screw thread post, the terminal side that sets up limiting plate and limiting plate of fluid infusion pipe body sets up the sleeve pipe, the side of fluid infusion pipe body sets up the inside screw hole that sets up fixing base and fixing base, the screw thread post plug in the screw hole inside and rather than threaded connection, the inside plug-in pipe of screw hole just plug-in pipe and sleeve pipe between corresponding, mutual go.

As a preferred embodiment of the utility model, the inside that the inside of limiting plate was equipped with joint groove and connecting block is equipped with the joint piece, mutual gomphosis between joint piece and the joint groove.

As a preferred embodiment of the present invention, the inner side of the threaded post is provided with a friction pad and the friction pad is located at both sides of the sleeve, and the friction pad is made of rubber.

As a preferred embodiment of the utility model, the inside that the inside of the lantern ring was equipped with mounting groove and mounting groove is equipped with the buffering post, the side of buffering post is equipped with flexible connection between splint and the splint pass through buffering post and the inserting groove, the inboard of splint is equipped with the protection and fills up and the protection fills up and laminate each other with the splint internal surface.

As a preferred embodiment of the present invention, the surface of the insertion tube is provided with a sealing ring and the sealing ring is sleeved on the surface of the insertion tube and is fixedly connected with the insertion tube, and the sealing ring and the groove of the inner surface of the sleeve are mutually embedded.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses the inside that is equipped with the lantern ring and the lantern ring on the surface of fluid infusion pipe body sets up the spliced eye, fluid infusion pipe body is pegged graft in the spliced eye and is passed connecting block and screw thread post, end at the fluid infusion pipe sets up the limiting plate and the lantern ring, during the use, the pulling lantern ring makes the limiting plate of fluid infusion pipe get into inside the connecting block, mutual gomphosis between inside joint piece of connecting block and the inside joint groove of limiting plate, the stability of fluid infusion pipe body has been guaranteed, with screw thread post plug-in connection at the inside screw hole of fixing base and rotation, it is fixed between screw thread post and the screw hole to make, screw hole inside set up the spliced pipe simultaneously and with the day close between mutual gomphosis, thereby realize the connection of fluid infusion pipe, this kind sets up greatly increased the convenience of fluid infusion union coupling, and connection.

Drawings

FIG. 1 is a schematic side 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 schematic view of the structure of the collar of the present invention.

In the figure, 1, a fluid infusion tube body; 2. a collar; 3. inserting holes; 4. connecting blocks; 5. a threaded post; 6. a limiting plate; 7. a clamping groove; 8. a sleeve; 9. a fixed seat; 10. a threaded hole; 11. inserting a pipe; 12. a seal ring; 13. a friction pad; 14. a clamping block; 15. mounting grooves; 16. a buffer column; 17. a splint; 18. a protective pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a medical fluid infusion pipe joint structure comprises: the liquid supplementing pipe comprises a liquid supplementing pipe body 1, wherein a lantern ring 2 is arranged on the surface of the liquid supplementing pipe body 1, the lantern ring 2 is arranged in a circular ring structure, an inserting hole 3 is formed in the lantern ring 2, a clamping plate 17 is arranged in the inserting hole 3, the clamping plate 17 is in contact with the liquid supplementing pipe body 1, a connecting block 4 is arranged on the side surface of the lantern ring 2, a threaded column 5 is arranged on the side surface of the connecting block 4, the connecting block 4 is arranged in a rectangular structure, the connecting block 4, the lantern ring 2 and the threaded column 5 are integrally formed, a limiting plate 6 is arranged at the tail end of the liquid supplementing pipe body 1, a sleeve 8 is arranged on the side surface of the limiting plate 6, a fixing seat 9 is arranged on the side surface of the liquid supplementing pipe body 1, a threaded hole 10 is formed in the fixing seat 9, the threaded column 5 is inserted in the threaded hole 10, the sleeve 8 and the inserting pipe 11 are mutually embedded, the surface of the liquid supplementing pipe body 1 is provided with the lantern ring 2, the inserting hole 3 is arranged inside the lantern ring 2, the liquid supplementing pipe body 1 is inserted in the inserting hole 3 and penetrates through the connecting block 4 and the threaded column 5, the limiting plate 6 and the lantern ring 2 are arranged at the tail end of the liquid supplementing pipe, when the liquid supplementing pipe is used, the lantern ring 2 is pulled to enable the limiting plate 6 of the liquid supplementing pipe to enter the connecting block 4, the clamping block 14 inside the connecting block 4 and the clamping groove 7 inside the limiting plate 6 are mutually embedded, the stability of the liquid supplementing pipe body 1 is ensured, the threaded column 5 is inserted in the threaded hole 10 inside the fixing seat 9 and rotates, the threaded column 5 and the threaded hole 10 are fixed, the inserting pipe 11 is arranged inside the threaded hole 10 and is mutually embedded with the space switch, so that the connection of the liquid supplementing pipe is realized, the convenience of the connection of the liquid supplementing pipe is greatly, meanwhile, the connection sealing performance is strong.

Further improved, as shown in fig. 2: limiting plate 6's inside is equipped with joint groove 7 and connecting block 4's inside is equipped with joint piece 14, mutual gomphosis between joint piece 14 and the joint groove 7 has increased sleeve pipe 8's stability.

Further improved, as shown in fig. 2: the inboard of screw thread post 5 is equipped with friction pad 13 and friction pad 13 is located the both sides of sleeve pipe 8, friction pad 13 adopts the rubber material to make, and friction pad 13's setting has increased sleeve pipe 8's frictional force, has improved sleeve pipe 8's stability.

In a further improvement, as shown in fig. 3: the inside of the lantern ring 2 that is equipped with mounting groove 15 and mounting groove 15 is equipped with buffering post 16, the side of buffering post 16 is equipped with splint 17 and passes through telescopic connection between buffering post 16 and the inserting groove, splint 17's inboard is equipped with protection pad 18 and splint 17 internal surface and laminates each other, and splint 17 of the setting of the lantern ring 2 is flexible through buffering post 16, can press from both sides tightly fluid infusion pipe body 1, and the setting of protection pad 18 has reduced the damage to the fluid infusion pipe simultaneously.

In a further improvement, as shown in fig. 3: the surface of the insertion pipe 11 is provided with a sealing ring 12, the sealing ring 12 is sleeved on the surface of the insertion pipe 11 and is fixedly connected with the insertion pipe, the sealing ring 12 is embedded with a groove on the inner surface of the sleeve 8, and the sealing performance between the insertion pipe 11 and the sleeve 8 is improved due to the arrangement of the sealing ring 12.

The utility model discloses be equipped with lantern ring 2 on the surface of fluid infusion pipe body 1 and the inside of lantern ring 2 sets up spliced eye 3, fluid infusion pipe body 1 pegs graft in spliced eye 3 and passes connecting block 4 and screw thread post 5, set up limiting plate 6 and lantern ring 2 at the end of fluid infusion pipe, when using, pulling lantern ring 2 makes limiting plate 6 of fluid infusion pipe get into inside connecting block 4, mutual gomphosis between joint piece 14 inside connecting block 4 and the joint groove 7 inside limiting plate 6, the stability of fluid infusion pipe body 1 has been guaranteed, peg graft screw thread post 5 in screw hole 10 inside fixing base 9 and rotate, make screw thread post 5 and screw hole 10 fixed, set up peg graft pipe 11 inside screw hole 10 simultaneously and with the mutual gomphosis between the weather switch, thereby realize the connection of fluid infusion pipe, this kind of setting has greatly increased the convenience of fluid infusion union coupling, and connection structure stability is difficult for droing, meanwhile, the connection sealing performance is strong.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 medical fluid infusion coupling structure which characterized in that: the method comprises the following steps: the liquid supplementing pipe comprises a liquid supplementing pipe body (1), wherein a lantern ring (2) is arranged on the surface of the liquid supplementing pipe body (1), the lantern ring (2) is arranged in a circular ring-shaped structure, an inserting hole (3) is formed in the lantern ring (2), a clamping plate (17) is arranged in the inserting hole (3), the clamping plate (17) and the liquid supplementing pipe body (1) are in contact with each other, a connecting block (4) is arranged on the side face of the lantern ring (2), a threaded column (5) is arranged on the side face of the connecting block (4), the connecting block (4) is arranged in a rectangular structure, the connecting block (4), the lantern ring (2) and the threaded column (5) are integrally formed, a limiting plate (6) is arranged at the tail end of the liquid supplementing pipe body (1), a sleeve (8) is arranged on the side face of the limiting plate (6), a fixing seat (9) is arranged on the side face of the liquid supplementing, the threaded column (5) is inserted in the threaded hole (10) and is in threaded connection with the threaded hole, the insertion pipe (11) in the threaded hole (10) corresponds to the insertion pipe (11) in the threaded hole (8), and the sleeve (8) and the insertion pipe (11) are embedded with each other.

2. The medical fluid infusion pipe joint structure according to claim 1, wherein: the inside of limiting plate (6) is equipped with joint groove (7) and the inside of connecting block (4) is equipped with joint piece (14), mutual gomphosis between joint piece (14) and joint groove (7).

3. The medical fluid infusion pipe joint structure according to claim 1, wherein: the inner side of the threaded column (5) is provided with a friction pad (13), the friction pad (13) is positioned on two sides of the sleeve (8), and the friction pad (13) is made of rubber.

4. The medical fluid infusion pipe joint structure according to claim 1, wherein: the inside of the lantern ring (2) is equipped with the inside of mounting groove (15) and is equipped with buffering post (16), the side of buffering post (16) is equipped with splint (17) and passes through telescopic connection between buffering post (16) and the inserting groove, the inboard of splint (17) is equipped with protection pad (18) and splint (17) internal surface and laminates each other.

5. The medical fluid infusion pipe joint structure according to claim 1, wherein: the surface of the insertion pipe (11) is provided with a sealing ring (12), the sealing ring (12) is sleeved on the surface of the insertion pipe (11) and is fixedly connected with the surface of the insertion pipe, and the sealing ring (12) and the groove on the inner surface of the sleeve (8) are mutually embedded.