CN211634885U

CN211634885U - Integrated fungi-proof needle-free closed infusion joint

Info

Publication number: CN211634885U
Application number: CN202020139945.2U
Authority: CN
Inventors: 张力峰
Original assignee: Shenzhen Meijin Medical Equipment Co ltd
Current assignee: Shenzhen Meijin Medical Equipment Co ltd
Priority date: 2020-01-21
Filing date: 2020-01-21
Publication date: 2020-10-09
Anticipated expiration: 2030-01-21

Abstract

The utility model discloses an integration fungi-proofing needleless airtight infusion connects, including shell body, sealing washer and upper cover subassembly, the below is fixed with down body and last body in the inside of shell body, and the top of going up the body is provided with the inlet, the outside of body is provided with first dead slot down, and the inside of first dead slot is fixed with the guard plate, spacing section of thick bamboo is installed to the inside top of shell body, and the bottom outside of spacing section of thick bamboo is fixed with the fixture block, fixed cardboard is all installed to the downside on the outside of fixture block, and is fixed connection between the other end of fixed cardboard and the inner wall of shell body, the outside of spacing section of thick bamboo is provided with the second dead slot. The integrated antibacterial needleless closed infusion joint is provided with an upper pipe body and a lower pipe body which are integrated to serve as a connection inner pipe of the infusion joint, wherein the upper part of the upper pipe body is of a conical structure, so that the upper part of the upper pipe body is conveniently sleeved inside an injection pipe, the upper part of the upper pipe body and the injection pipe are conveniently assembled, and an antibacterial pad below the middle part of a sealing cover carries out antibacterial protection on the upper end of the infusion joint.

Description

Integrated fungi-proof needle-free closed infusion joint

Technical Field

The utility model relates to an infusion connects technical field, specifically is integration fungi-proofing needleless airtight infusion connects.

Background

The infusion is a large dose of injection liquid infused into the body by intravenous drip, and the infusion joint is a component part of the infusion device. The transfusion joint can be connected with an injector, a transfusion device and a transfusion device, and is suitable for patients with venous transfusion, such as children, critical patients, chemotherapy patients, patients who continue to be rescued and patients with imbalance of water and electrolyte.

The existing infusion connector is insufficient in sealing property in the using process, leakage is possible to occur, the connecting port of the infusion connector cannot be protected against bacteria, the inner tube of the infusion connector cannot be protected against pressure, and therefore an integrated antibacterial needleless closed infusion connector is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an integration fungi-proofing needleless airtight infusion connects to the current infusion that provides in solving above-mentioned background art connects not enough at the in-process leakproofness of using, the condition of seepage probably appears, and can not prevent bacterial protection to the connector that the infusion connects, also can not carry out the problem of resistance to compression protection to the inner tube that the infusion connects.

In order to achieve the above object, the utility model provides a following technical scheme: an integrated antibacterial needle-free closed infusion joint comprises an outer shell, a sealing ring and an upper cover component, wherein a lower tube body and an upper tube body are fixed at the middle lower part in the outer shell, a liquid inlet is formed in the upper part of the upper tube body, a first empty groove is formed in the outer side of the lower tube body, a protection plate is fixed in the first empty groove, a limiting cylinder is installed above the inner part of the outer shell, a clamping block is fixed on the outer side of the bottom end of the limiting cylinder, fixing clamping plates are installed on the upper side and the lower side of the outer part of the clamping block, the other end of each fixing clamping plate is fixedly connected with the inner wall of the outer shell, a second empty groove is formed in the outer side of the limiting cylinder, a rubber ring is installed in the second empty groove, an injector is installed above the upper tube body, an injection tube is fixed at one end, close to the upper tube, and the outside of sealing washer is installed airtight sleeve, the upper cover subassembly is installed in the top of shell body.

Preferably, the upper pipe body and the lower pipe body are fixedly connected in an integrated manner, the upper portion of the upper pipe body is of a conical structure, and the symmetric centers of the upper pipe body and the lower pipe body coincide with the symmetric center of the lower pipe body.

Preferably, the section of the protection plate is of a wavy structure, and the symmetry center of the protection plate coincides with the symmetry center of the outer shell.

Preferably, the closed sleeve is of a cylindrical structure, and the inner wall of the lower side of the closed sleeve is fixedly connected with the outer wall of the lower pipe body.

Preferably, the upper cover subassembly is including sealed lid, annular flange, fungi-proofing pad and fixed rope, sealed lid outside below is fixed with the annular flange, and the middle part below of sealed lid is fixed with the fungi-proofing pad, one side of sealed lid is connected with fixed rope, and is fixed connection between the other end of fixed rope and the shell body.

Preferably, the sealing cover forms an integrated structure with the outer shell through the fixing rope, and the sealing cover forms a clamping structure with the outer shell through the annular flange.

Compared with the prior art, the beneficial effects of the utility model are that: the integrated antibacterial needleless closed infusion joint is provided with an upper pipe body and a lower pipe body which are integrated to serve as a connecting inner pipe of the infusion joint, wherein the upper part of the upper pipe body is of a conical structure and is convenient to be sleeved inside an injection pipe so as to be assembled with the injection pipe;

the sealing ring arranged at the joint of the outer side of the injection tube and the upper tube body can play a role of sealing, the outer side of the sealing ring is additionally provided with the closed sleeve, the inner wall of the lower side of the closed sleeve is fixedly connected with the outer wall of the lower tube body, and the joint of the outer side of the injection tube and the upper tube body is in a closed state due to the cylindrical structure of the closed sleeve, so that the liquid medicine is prevented from seeping downwards;

the inside guard plate that is wavy structure of first dead slot is convenient for to the inside lower body resistance to compression protection of pipe, avoids down the body deformation in the in-process that uses, and the inside rubber ring that is annular structure of second dead slot has certain elasticity can inwards extrude, can make the internal diameter of a spacing section of thick bamboo reduce to be convenient for carry out elastic fixation to its inside injection syringe, avoid the condition that the pine takes off to appear in being connected of injection syringe and this infusion joint.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

fig. 3 is a schematic view of the mounting structure of the upper cover assembly of the present invention.

In the figure: 1. an outer housing; 2. a lower pipe body; 3. a pipe body is arranged; 4. a liquid inlet; 5. a first empty slot; 6. a protection plate; 7. a limiting cylinder; 8. a clamping block; 9. fixing the clamping plate; 10. a second empty slot; 11. a rubber ring; 12. an injector; 13. an injection tube; 14. sealing the sleeve; 15. a seal ring; 16. an upper cover assembly; 1601. a sealing cover; 1602. an annular flange; 1603. an antibacterial pad; 1604. and (5) fixing the rope.

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: an integrated antibacterial needleless closed infusion joint comprises an outer shell 1, a lower tube body 2, an upper tube body 3, a liquid inlet 4, a first empty groove 5, a protection plate 6, a limiting cylinder 7, a clamping block 8, a fixing clamping plate 9, a second empty groove 10, a rubber ring 11, an injector 12, an injection tube 13, a closed sleeve 14, a sealing ring 15, an upper cover component 16, a sealing cover 1601, an annular flange 1602, an antibacterial pad 1603 and a fixing rope 1604, wherein the lower tube body 2 and the upper tube body 3 are fixed at the middle lower part in the outer shell 1, a liquid inlet 4 is arranged above the upper pipe body 3, the upper pipe body 3 and the lower pipe body 2 are fixedly connected integrally, the upper part of the upper pipe body 3 is in a conical structure, the symmetric centers of the upper tube body 3 and the lower tube body 2 are superposed with the symmetric center of the lower tube body 2, and the upper part of the upper tube body 3 is of a conical structure so as to be conveniently sleeved in the injection tube 13 and be conveniently connected with the injection tube;

the outer side of the lower tube body 2 is provided with a first empty groove 5, a protection plate 6 is fixed inside the first empty groove 5, the section of the protection plate 6 is in a wavy structure, the symmetric center of the protection plate 6 is superposed with the symmetric center of the outer shell body 1, the protection plate 6 in the wavy structure is convenient for resisting pressure and protecting the lower tube body 2 inside, deformation of the lower tube body 2 in the using process is avoided, a limiting cylinder 7 is installed above the inner part of the outer shell body 1, a clamping block 8 is fixed on the outer side of the bottom end of the limiting cylinder 7, fixing clamping plates 9 are installed on the upper side and the lower side of the outer part of the clamping block 8, the other end of each fixing clamping plate 9 is fixedly connected with the inner wall of the outer shell body 1, a second empty groove 10 is arranged on the outer side of the limiting cylinder 7, a rubber ring 11 is installed inside the second empty groove 10, an injector 12 is installed above the upper tube body 3, the sealing ring 15 is arranged at the outer side connecting part of the injection tube 13 and the upper tube body 3, the sealing sleeve 14 is arranged on the outer side of the sealing ring 15, the sealing sleeve 14 is of a cylindrical structure, the lower inner wall of the sealing sleeve 14 is fixedly connected with the outer wall of the lower tube body 2, and the sealing sleeve 14 is of a cylindrical structure, so that the outer side connecting part of the injection tube 13 and the upper tube body 3 is in a sealed state, and the liquid medicine is prevented from seeping downwards;

the upper cover assembly 16 is mounted above the outer casing 1, the upper cover assembly 16 comprises a sealing cover 1601, an annular flange 1602, an antibacterial pad 1603 and a fixing rope 1604, the annular flange 1602 is fixed below the outer side of the sealing cover 1601, an anti-bacterial pad 1603 is fixed below the middle part of the sealing cover 1601, one side of the sealing cover 1601 is connected with a fixing rope 1604, the other end of the fixing rope 1604 is fixedly connected with the outer casing 1, the sealing cover 1601 forms an integrated structure with the outer casing 1 through the fixing rope 1604, the sealing cover 1601 forms a clamping structure with the outer shell 1 through the annular flange 1602, the arrangement of the fixing rope 1604 enables the sealing cover 1601 to be integrally connected with the outer shell 1, so that the loss of the sealing cover 1601 is avoided, the annular flange 1602 enables the sealing cover 1601 to be clamped and installed on the upper outer portion of the belt shell 1, the situation that the sealing cover 1601 falls off is avoided, so that the upper end of the infusion connector is protected from bacteria by the bacteria-proof pad 1603 below the middle part of the sealing cover 1601.

The working principle is as follows: for the integrated antibacterial needleless closed infusion joint, firstly, the injection tube 13 of the infusion apparatus or the injector 12 can be inserted into the upper interface of the infusion joint outer shell 1, so that the injection tube 13 is connected with the upper tube body 3, then the liquid medicine in the injection tube 13 can flow into the upper tube body 3 and the lower tube body 2 through the liquid inlet 4, in the process, the upper part of the upper tube body 3 is in a conical structure so as to be sleeved in the injection tube 13, so as to facilitate the assembly of the upper tube body and the lower tube body, meanwhile, the sealing ring 15 arranged at the connection position of the injection tube 13 and the outer side of the upper tube body 3 can play a sealing role, the outer side of the sealing ring 15 is additionally provided with the closed sleeve 14, the lower inner wall of the closed sleeve 14 is fixedly connected with the outer wall of the lower tube body 2, and the connection position of the injection tube 13 and the outer side of the upper tube body 3 is, thereby preventing the liquid medicine from seeping downwards;

in the using process, the protection plate 6 with the wavy structure in the first empty groove 5 is convenient for resisting pressure and protecting the lower pipe body 2 in the first empty groove, deformation of the lower pipe body 2 in the using process is avoided, meanwhile, the rubber ring 11 with the annular structure in the second empty groove 10 has certain elasticity and can be extruded inwards, so that the inner diameter of the limiting barrel 7 is reduced, the injection pipe 13 in the limiting barrel is elastically fixed, the situation that the injection pipe 13 is connected with the infusion connector to be loosened is avoided, when the sealing cover 1601 is not used, the sealing cover 1601 can be installed, the annular flange 1602 enables the sealing cover 1601 to be clamped and installed on the upper outer portion of the belt shell 1, the situation that the sealing cover 1601 falls off is avoided, so that the upper end of the infusion connector is protected through the anti-bacterial pad 1603 below the middle portion of the sealing cover 1601, and the anti-bacterial pad 1603 can sterilize the connection opening above the upper pipe body 3, the sanitary condition of the connection part of the injection tube 13 is ensured, and the use process of the whole integrated antibacterial needle-free closed infusion joint is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Antibiotic needleless airtight infusion of integration connects, including shell body (1), sealing washer (15) and upper cover subassembly (16), its characterized in that: a lower pipe body (2) and an upper pipe body (3) are fixed in the middle lower part inside the outer shell (1), a liquid inlet (4) is arranged above the upper pipe body (3), a first empty groove (5) is arranged on the outer side of the lower pipe body (2), a protection plate (6) is fixed in the first empty groove (5), a limiting cylinder (7) is installed on the upper part inside the outer shell (1), a fixture block (8) is fixed on the outer side of the bottom end of the limiting cylinder (7), fixing clamp plates (9) are installed on the upper side and the lower side of the outer part of the fixture block (8), the other end of each fixing clamp plate (9) is fixedly connected with the inner wall of the outer shell (1), a second empty groove (10) is arranged on the outer side of the limiting cylinder (7), a rubber ring (11) is installed in the second empty groove (10), an injector (12) is installed above the upper pipe body (3), and one end of the injector (12) close to the upper tube body (3) is fixed with an injection tube (13), the sealing ring (15) is arranged at the joint of the outer side of the injection tube (13) and the upper tube body (3), the outer side of the sealing ring (15) is provided with a sealing sleeve (14), and the upper cover assembly (16) is arranged above the outer shell body (1).

2. The integrated bacteria-proof needle-free closed infusion joint as claimed in claim 1, wherein: go up body (3) and down between body (2) for integration fixed connection, and the top of going up body (3) is the toper column structure to go up body (3) and down body (2) centre of symmetry and the coincidence of the centre of symmetry of body (2) down.

3. The integrated bacteria-proof needle-free closed infusion joint as claimed in claim 1, wherein: the section of the protection plate (6) is of a wavy structure, and the symmetry center of the protection plate (6) coincides with the symmetry center of the outer shell (1).

4. The integrated bacteria-proof needle-free closed infusion joint as claimed in claim 1, wherein: the closed sleeve (14) is of a cylindrical structure, and the inner wall of the lower side of the closed sleeve (14) is fixedly connected with the outer wall of the lower pipe body (2).

5. The integrated bacteria-proof needle-free closed infusion joint as claimed in claim 1, wherein: upper cover subassembly (16) are including sealed lid (1601), annular flange (1602), fungi-proofing pad (1603) and fixed rope (1604), sealed lid (1601) outside below is fixed with annular flange (1602), and the middle part below of sealed lid (1601) is fixed with fungi-proofing pad (1603), one side of sealed lid (1601) is connected with fixed rope (1604), and is fixed connection between the other end of fixed rope (1604) and shell body (1).

6. The integrated, bacteria-proof, needle-free, closed infusion connector of claim 5, wherein: the sealing cover (1601) and the outer shell (1) form an integrated structure through the fixing rope (1604), and the sealing cover (1601) and the outer shell (1) form a clamping structure through the annular flange (1602).