CN210044691U

CN210044691U - Disk type conduit connection joint for hemodialysis

Info

Publication number: CN210044691U
Application number: CN201920700129.1U
Authority: CN
Inventors: 李理
Original assignee: Nantong Sixth Peoples Hospital
Current assignee: Nantong Sixth Peoples Hospital
Priority date: 2019-05-16
Filing date: 2019-05-16
Publication date: 2020-02-11
Anticipated expiration: 2029-05-16

Abstract

The utility model discloses a disk is pipe attach fitting for hemodialysis, including the shell body and with shell body sliding connection's circular button, circular button passes through compression spring and shell body elastic connection, shell body side table wall has seted up first interface, first interface has the second interface about shell body central axis symmetry intercommunication, the welding has the third interface on the shell body side table wall. The utility model discloses, owing to adopted the joint between second interface and third interface and the hose, receive the pollution when avoiding changing the interface, owing to adopted terminal surface and annular slab up end to the hose extrusion under the circular button again, realized the closed first interface when pressing the circular button, the convenient hemodialysis that directly stops, owing to adopted the welding of depression bar with the transfer line, realized the transfer line and driven the depression bar and block the hose simultaneously, made things convenient for the exclusive use of second interface and third interface.

Description

Disk type conduit connection joint for hemodialysis

Technical Field

The utility model relates to a hemodialysis apparatus technical field specifically is a disk is pipe connection joint for hemodialysis.

Background

Hemodialysis is one of kidney substitution treatment modes of acute and chronic renal failure patients, and is characterized in that blood in vivo is drained to the outside of the body, and the blood and electrolyte solution with similar body concentration are arranged inside and outside one hollow fiber in a dialyzer consisting of a plurality of hollow fibers, so that substance exchange is carried out by the principles of dispersion, ultrafiltration, adsorption and convection, metabolic waste in the body is removed, electrolyte and acid-base balance are maintained, excessive water in the body is removed at the same time, and the whole process of purified blood transfusion is called hemodialysis.

At present, certain people need to regularly dialyze for a long time to maintain life. However, the existing hemodialysis apparatus has some problems that, firstly, the interface is easily polluted by the outside when being replaced during hemodialysis; secondly, when the interface is replaced, the catheter on one side of the patient needs to be closed; finally, the catheter needs to be used independently to avoid cross-contamination.

Therefore, a disk type hemodialysis catheter connection joint is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a disk is pipe attach fitting for hemodialysis avoids the pipe to receive external pollution and the convenient closed and prevent cross contamination's of pipe problem to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a disk is pipe attach fitting for hemodialysis, includes the shell body and with shell body sliding connection's circular button, circular button passes through compression spring and shell body elastic connection, first interface has been seted up to shell body side table wall, first interface has the second interface about shell body central axis symmetry intercommunication, the welding has the third interface on the shell body side table wall, and the third interface runs through the side table wall of shell body perpendicular with first interface to the third interface is linked together with first interface.

Therefore, the first interface, the second interface and the third interface are communicated with each other, and interface conversion is convenient to carry out.

Preferably, a center column is welded at the central shaft of the upper end face of the outer shell, a first thread groove is formed in the upper end face of the center column, and a circular plate is attached to the upper end face of the center column.

Through adopting above-mentioned technical scheme for the plectane card makes things convenient for the installation of plectane at center post up end.

Preferably, the central axis of the circular plate is clamped with a screw through a countersunk hole, the screw is screwed with the first thread groove, the lower end face of the circular button is provided with a first arc-shaped chute, and the upper end face of the first arc-shaped chute is attached to the lower end face of the circular plate.

Through adopting above-mentioned technical scheme for by spacing between circular button and the shell body, avoid circular button to pop out the shell body.

Preferably, the lower end face of the outer shell is welded with an annular plate, the upper end face of the annular plate is attached to the lower end face of the first connector, the upper end face of the annular plate is welded with three arc-shaped clamping blocks, and the side surface wall, close to each other, of one side of each arc-shaped clamping block is attached to the hose.

Through adopting above-mentioned technical scheme for the hose is blocked in the inside of the shell body, makes things convenient for the extrusion closure of hose.

Preferably, second arc spout has been seted up to casing side table wall, and terminal surface and the laminating of first interface up end under the second arc spout to perpendicular groove has all been seted up to second arc spout both sides, the inside sliding connection of second arc spout has the transfer line, and one side welding that the transfer line is close to the casing outside has the arc button to the transfer line has the depression bar near one side welding of casing inboard, arc button and casing side table wall sliding connection, depression bar side table wall and hose laminating.

Through adopting above-mentioned technical scheme for the depression bar extrusion hose is closed, makes can not pollute each other between second interface and the third interface.

Preferably, the surface wall of one side of the first interface far away from the outer shell is sleeved with an annular sleeve, a second thread groove is formed in the annular sleeve, the surface wall of the side of the first interface is in threaded connection with the second thread groove through a thread tooth, and an inclined groove is formed in the surface wall of the annular sleeve.

Through adopting above-mentioned technical scheme for the chute blocks the hose, avoids the hose pine to take off and leaks.

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

1. the utility model discloses, owing to adopted the second thread groove and the spiral connection between the thread groove, realized rotating the annular cover and made the annular cover slide on first interface exterior wall, owing to adopted the chute that the interior surface wall of annular cover was seted up, realized the extrusion of chute to the hose, blocked first interface and hose and avoided the pine to take off the leakage, owing to adopted the joint between second interface and third interface and the hose simultaneously, avoided receiving the pollution when changing the interface;

2. the utility model discloses, owing to adopted compression spring to the elastic connection between circular button and the shell body, realized that circular button bottom arc spout blocks the plectane, owing to adopted the sliding connection between first arc spout and the center post, realized the sliding connection between circular button and the shell body, owing to adopted circular button lower extreme face and annular plate upper end to extrude the hose, realized that closed first interface when pressing circular button, convenient direct stop hemodialysis;

3. the utility model discloses, owing to adopted the sliding connection between the housing body and the dome button, realized the dome button and driven the transfer line motion, owing to adopt the intercommunication between perpendicular groove and the second arc spout, realized that the transfer line slides to erecting inslot portion, owing to adopted the welding of depression bar with the transfer line, realized the transfer line and driven the depression bar and blocked the hose, made things convenient for the exclusive use of second interface and third interface simultaneously.

Drawings

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

fig. 2 is a schematic view of the cross-sectional structure in the vertical direction of the present invention;

fig. 3 is a schematic structural view of a vertical section in the vertical direction of the present invention;

fig. 4 is a schematic view of a horizontal cross-section structure of a first interface central shaft of the present invention;

fig. 5 is a schematic view of the cross section structure of the transmission rod in the vertical direction;

fig. 6 is a schematic diagram of a 45-degree cross-sectional structure in the vertical direction of the present invention.

In the figure: 1. a first interface; 2. an annular sleeve; 3. a circular button; 4. an outer housing; 5. a second interface; 6. an arc-shaped button; 7. a third interface; 8. a first thread groove; 9. an arc-shaped fixture block; 10. a compression spring; 11. a circular plate; 12. a screw; 13. a first arc-shaped chute; 14. an annular plate; 15. a central column; 16. a chute; 17. a second thread groove; 18. thread teeth; 19. a transmission rod; 20. a second arc-shaped chute; 21. a vertical slot; 22. a pressure lever.

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. 1-6, the present invention provides a technical solution: the utility model provides a disk is pipe attach fitting for hemodialysis, including shell body 4 and with shell body 4 sliding connection's circular button 3, circular button 3 passes through compression spring 10 and shell body 4 elastic connection, first interface 1 has been seted up to shell body 4 side table wall, first interface 1 has second interface 5 about shell body 4 central axis symmetry intercommunication, the welding has third interface 7 on the shell body 4 side table wall, and third interface 7 runs through shell body 4's side table wall and is perpendicular with first interface 1, and third interface 7 is linked together with first interface 1.

By adopting the technical scheme, the first interface 1 is communicated with the second interface 5 and the third interface 7, so that interface conversion is convenient.

Specifically, as shown in fig. 1 to 6, a central column 15 is welded to a central axis of an upper end surface of the outer shell 4, a first thread groove 8 is formed in the upper end surface of the central column 15, and a circular plate 11 is attached to the upper end surface of the central column 15.

Through adopting above-mentioned technical scheme for the installation of plectane 11 makes things convenient for plectane 11 in the up end of center post 15 card.

Specifically, as shown in fig. 1 to 6, a screw 12 is fastened to a central axis of the circular plate 11 by forming a countersunk hole, the screw 12 is screwed to the first thread groove 8, a first arc-shaped sliding groove 13 is formed on a lower end surface of the circular button 3, and an upper end surface of the first arc-shaped sliding groove 13 is attached to a lower end surface of the circular plate 11.

Through adopting above-mentioned technical scheme for by spacing between circular button 3 and the shell body 4, avoid circular button 3 to pop out shell body 4.

Specifically, as shown in fig. 1 to 6, an annular plate 14 is welded to the lower end face of the outer shell 4, the upper end face of the annular plate 14 is attached to the lower end face of the first connector 1, three arc-shaped clamping blocks 9 are welded to the upper end face of the annular plate 14, and the side surface wall of one side, close to each other, of the three arc-shaped clamping blocks 9 is attached to the hose.

Through adopting above-mentioned technical scheme for the hose is blocked in outer casing 4 inside, makes things convenient for the extrusion of hose to close.

Specifically, as shown in fig. 1-6, a second arc-shaped chute 20 is provided on the side surface wall of the outer shell 4, the lower end surface of the second arc-shaped chute 20 is attached to the upper end surface of the first connector 1, vertical grooves 21 are provided on both sides of the second arc-shaped chute 20, a transmission rod 19 is slidably connected inside the second arc-shaped chute 20, an arc-shaped button 6 is welded on one side of the transmission rod 19, which is close to the outer side of the outer shell 4, a compression rod 22 is welded on one side of the transmission rod 19, which is close to the inner side of the outer shell 4, the arc-shaped button 6 is slidably connected to the side surface wall of.

By adopting the technical scheme, the pressure rod 22 extrudes the hose to be closed, so that the second connector 5 and the third connector 7 cannot be polluted mutually.

Specifically, as shown in fig. 1 to 6, an annular sleeve 2 is sleeved on a surface wall of one side of the first connector 1, which is away from the outer shell 4, a second thread groove 17 is formed in the annular sleeve 2, the surface wall of the first connector 1 is screwed with the second thread groove 17 by forming a thread tooth 18, and an inclined groove 16 is formed in the surface wall of the annular sleeve 2.

Through adopting above-mentioned technical scheme for the chute 16 blocks the hose, avoids the hose pine to take off the leakage.

The installation method comprises the following steps:

in the first step, the first arc-shaped sliding chute 13 at the bottom of the round button 3 is clamped into the side surface wall of the central column 15.

In the second step, the circular plate 11 is fixed at the center of the upper end face of the center post 15 by the screw 12.

And thirdly, clamping the arc-shaped button 6 into the second arc-shaped sliding groove 20.

And fourthly, connecting an external hose to the outer side of the first connector 1, and rotating the annular sleeve 2 to enable the chute 16 to clamp the hose.

The working principle is as follows: firstly, the outer surface wall of the first interface 1 is sleeved with a catheter on one side of a dialysis patient, then the annular sleeve 2 is rotated to enable the annular sleeve 2 to rotate on the outer surface wall of the first interface 1, and the annular sleeve 2 moves towards the direction of the catheter due to the screwing connection between the second thread groove 17 and the thread teeth 18, so that the chute 16 presses the catheter to avoid the catheter from sliding down; secondly, pressing the circular button 3 causes the circular button 3 to extrude the compression spring 10, and simultaneously the hose between the lower end face of the circular button 3 and the upper end face of the annular plate 14 is extruded, so that the joints between the two first interfaces 1 and the two second interfaces 5 are extruded and deformed, and the first interfaces 1 are closed; finally, the arc-shaped button 6 is slid to enable the transmission rod 19 to slide in the second arc-shaped sliding groove 20, so that the transmission rod 19 slides in the vertical groove 21, the pressure rod 22 extrudes the hose at the moment, and meanwhile, the transmission rod 19 is clamped at the vertical groove 21 due to the inclined surface structure of the vertical groove 21, so that the independent work of the second interface 5 and the third interface 7 is controlled, and the hose replacement during dialysis is not needed to operate the hose on the patient.

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. The utility model provides a disk is pipe attach fitting for hemodialysis, includes shell body (4) and circular button (3) with shell body (4) sliding connection, circular button (3) are through compression spring (10) and shell body (4) elastic connection, first interface (1) have been seted up to shell body (4) side table wall, first interface (1) have second interface (5), its characterized in that about shell body (4) central axis symmetry intercommunication: the welding has third interface (7) on shell body (4) side table wall, and third interface (7) run through the side table wall of shell body (4) and be perpendicular with first interface (1), and third interface (7) are linked together with first interface (1).

2. The disk hemodialysis catheter adapter according to claim 1, wherein: a central column (15) is welded at the central shaft of the upper end face of the outer shell (4), a first thread groove (8) is formed in the upper end face of the central column (15), and a circular plate (11) is attached to the upper end face of the central column (15).

3. The disk hemodialysis catheter adapter according to claim 2, wherein: the central shaft of the circular plate (11) is clamped with a screw (12) through the countersunk hole, the screw (12) is in threaded connection with the first thread groove (8), the lower end face of the circular button (3) is provided with a first arc-shaped sliding groove (13), and the upper end face of the first arc-shaped sliding groove (13) is attached to the lower end face of the circular plate (11).

4. The disk hemodialysis catheter adapter according to claim 1, wherein: the end face welding has annular plate (14) under shell body (4), and end face laminating under annular plate (14) up end and first interface (1) to annular plate (14) up end welding has three arc fixture block (9), one side table wall that three arc fixture block (9) are close to each other and hose laminating.

5. The disk hemodialysis catheter adapter according to claim 1, wherein: second arc spout (20) have been seted up to shell body (4) side table wall, and second arc spout (20) lower terminal surface and the laminating of first interface (1) up end to perpendicular groove (21) have all been seted up to second arc spout (20) both sides, second arc spout (20) inside sliding connection has transfer line (19), and transfer line (19) are close to one side welding in shell body (4) outside and have arc button (6), and transfer line (19) are close to one side welding of shell body (4) inboard and have depression bar (22), arc button (6) and shell body (4) side table wall sliding connection, depression bar (22) side table wall and hose laminating.

6. The disk hemodialysis catheter adapter according to claim 1, wherein: the wall cover is equipped with annular sleeve (2) to one side table wall that shell body (4) were kept away from in first interface (1), and annular sleeve (2) inside has seted up second thread groove (17), first interface (1) side table wall closes soon with second thread groove (17) screw thread through seting up thread tooth (18) and is connected, chute (16) have been seted up to the table wall in annular sleeve (2).