CN214969947U

CN214969947U - Polysulfone membrane dialysis filter for preventing blood coagulation

Info

Publication number: CN214969947U
Application number: CN202120714127.5U
Authority: CN
Inventors: 王坤
Original assignee: Anhui Weihang Weiye Technology Co ltd
Current assignee: Anhui Weihang Weiye Technology Co ltd
Priority date: 2021-04-08
Filing date: 2021-04-08
Publication date: 2021-12-03
Anticipated expiration: 2031-04-08

Abstract

The utility model discloses a prevent polysulfone membrane dialysis filter of blood coagulation, including a dialysis section of thick bamboo, feed liquor lid, play liquid lid, polysulfone membrane filter core, installation piece, bearing, apron and reciprocating motor, it is fixed with the dislysate import pipe to inlay below the dialysis section of thick bamboo right side, it is fixed with the feed liquor pipe to inlay at the feed liquor lid top, it inlays and is fixed with the drain pipe to go out liquid lid bottom, polysulfone membrane filter core is installed inside a dialysis section of thick bamboo, the installation piece runs through and has seted up first mounting groove, bearing inner ring bottom is fixed with the connecting rod, apron parcel second mounting groove is fixed in installation piece right side surface, the reciprocating motor output is fixed with the polysulfone membrane dialysis filter that the driving gear should prevent blood coagulation and is provided with sealed the pad, makes feed liquor lid and play liquid lid all with dialysis section of thick bamboo sealing connection through sealed pad, prevents that dialysis section of thick bamboo motion in-process from dialyzing a section of thick bamboo and feed liquor lid and play liquid lid and be connected the gap and leak in a dialysis section of thick bamboo outside.

Description

Polysulfone membrane dialysis filter for preventing blood coagulation

Technical Field

The utility model relates to a dialysis filter technical field specifically is a polysulfone membrane dialysis filter that prevents blood coagulation.

Background

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

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's weak point, thereby provide a polysulfone membrane dialysis filter that prevents blood coagulation in order to solve above-mentioned background art and propose through dialysis filter in hemodialysis process often appear blood and cause whole hemodialysis in-process blood circulation not smooth and easy in the inside coagulation of dialysis filter, influence the problem of the normal hemodialysis condition.

In order to achieve the above object, the utility model provides a following technical scheme: a polysulfone membrane dialysis filter for preventing blood coagulation comprises a dialysis barrel, a liquid inlet cover, a liquid outlet cover, a polysulfone membrane filter element, an installation block, a bearing, a cover plate and a reciprocating motor, wherein a dialysate inlet pipe is fixedly embedded below the right side of the dialysis barrel, a dialysate outlet pipe is fixedly embedded above the right side of the dialysis barrel, a liquid inlet pipe is fixedly embedded at the top end of the liquid inlet cover, a liquid outlet pipe is fixedly embedded at the bottom of the liquid outlet cover, sealing gaskets are fixedly arranged in the liquid inlet cover and the liquid outlet cover, the liquid outlet cover is in threaded connection with the bottom of the dialysis barrel through the sealing gaskets, the polysulfone membrane filter element is installed in the dialysis barrel, the liquid inlet cover is in threaded connection with the top end of the dialysis barrel through the sealing gaskets, a first installation groove is formed in the installation block in a penetrating manner, a second installation groove is formed in the right side of the installation block, a connecting rod is fixedly arranged at the bottom of an inner ring of the bearing, a driven gear is fixedly arranged at the bottom of the connecting rod, the bearing is fixed in inside the installation piece through first mounting groove, second mounting groove inside is fixed with the current conducting plate, current conducting plate surface fixation has current conducting block and conductive spring, second mounting groove right side is fixed with starting switch, starting switch passes through electric wire and current conducting plate electric connection, apron parcel second mounting groove is fixed in installation piece right side surface, reciprocating motor output is fixed with the driving gear, reciprocating motor is fixed in installation piece right side below, the driving gear is connected with driven gear meshing, reciprocating motor passes through electric wire and starting switch electric connection, the dialysis section of thick bamboo is connected through going out liquid lid and bearing inner ring block and is fixed in installation piece top.

The sealed pad is provided with 2, and sealed pad sets up about dialysis section of thick bamboo central line symmetry, first mounting groove is not more than 0.35-0.5mm with the bearing connection gap scope, the connecting rod is provided with 4, and the connecting rod sets up about bearing axis symmetry, conducting block and conductive spring all are provided with 2, and conducting block and conductive spring all dislocation set, reciprocating motor, driving gear, driven gear, connecting rod and bearing constitute swing mechanism, and swing mechanism swing angle scope is 0-90.

Compared with the prior art, the beneficial effects of the utility model are that: the polysulfone membrane dialysis filter for preventing blood coagulation,

(1) the reciprocating motor drives the bearing to reciprocate so as to drive the dialysis cylinder to move in the same direction, and the eccentric force generated in the reciprocating motion process of the dialysis cylinder prevents blood from attaching to the inner wall of the polysulfone membrane filter element, so that the blockage of the polysulfone membrane filter element caused by blood coagulation when the whole blood enters the dialysis cylinder is prevented, and the normal hemodialysis effect is influenced;

(2) the liquid inlet cover and the liquid outlet cover are hermetically connected with the dialysis barrel through the sealing gasket, so that the phenomenon that the liquid inlet cover and the liquid outlet cover are loosened from the dialysis barrel easily due to centrifugal force in the movement process of the dialysis barrel, blood in the dialysis barrel leaks out of the dialysis barrel, the blood cannot normally flow into a human body, and the life safety of the human body is influenced is prevented;

(3) be provided with the second mounting groove, place the battery in second mounting groove inside with conducting block and conductive spring electric connection to conveniently drive reciprocating motor work.

Drawings

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

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

FIG. 3 is a schematic view of the structure of the mounting block of the present invention;

FIG. 4 is a schematic view of the installation structure of the driven gear and the bearing of the present invention;

fig. 5 is a schematic view of the front view structure of the installation block of the present invention.

In the figure: 1. dialysis section of thick bamboo, 2, dislysate import pipe, 3, dislysate outlet pipe, 4, feed liquor lid, 5, feed liquor pipe, 6, play liquid lid, 7, drain pipe, 8, sealed pad, 9, polysulfone membrane filter core, 10, installation piece, 11, first mounting groove, 12, second mounting groove, 13, bearing, 14, connecting rod, 15, driven gear, 16, current conducting plate, 17, conducting block, 18, conductive spring, 19, starting switch, 20, apron, 21, reciprocating motor, 22, driving gear.

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. 1-5, the present invention provides a technical solution: a polysulfone membrane dialysis filter for preventing blood coagulation, a dialysate inlet pipe 2 is embedded and fixed at the lower part of the right side of a dialysis barrel 1, a dialysate outlet pipe 3 is embedded and fixed at the upper part of the right side of the dialysis barrel 1, a liquid inlet pipe 5 is embedded and fixed at the top end of a liquid inlet cover 4, a liquid outlet pipe 7 is embedded and fixed at the bottom of a liquid outlet cover 6, sealing gaskets 8 are respectively fixed inside the liquid inlet cover 4 and the liquid outlet cover 6, the liquid outlet cover 6 is in threaded connection with the bottom of the dialysis barrel 1 through the sealing gaskets 8, a polysulfone membrane filter element 9 is installed inside the dialysis barrel 1, the liquid inlet cover 4 is in threaded connection with the top end of the dialysis barrel 1 through the sealing gaskets 8, a first mounting groove 11 is formed in a penetrating way of a mounting block 10, a second mounting groove 12 is formed in the right side of the mounting block 10, a connecting rod 14 is fixed at the bottom of an inner ring of a bearing 13, a driven gear 15 is fixed at the bottom of the connecting rod 14, the bearing 13 is fixed inside the mounting block 10 through the first mounting groove 11, a conductive plate 16 is fixed inside the second mounting groove 12, conductive plate 16 fixed surface has conducting block 17 and conductive spring 18, second mounting groove 12 right side is fixed with starting switch 19, starting switch 19 passes through electric wire and conductive plate 16 electric connection, apron 20 parcel second mounting groove 12 is fixed in installation piece 10 right side surface, reciprocating motor 21 output end is fixed with driving gear 22, reciprocating motor 21 is fixed in installation piece 10 right side below, driving gear 22 is connected with driven gear 15 meshing, reciprocating motor 21 passes through electric wire and starting switch 19 electric connection, dialysis section of thick bamboo 1 is connected through going out liquid lid 6 and bearing 13 inner ring block and is fixed in installation piece 10 top.

Specifically, sealed 8 that fill up is provided with 2, and sealed 8 that fill up sets up about 1 central line symmetry in a dialysis section of thick bamboo, make feed liquor lid 4 and play liquid lid 6 and a dialysis section of thick bamboo 1 sealing connection through sealed 8 that fill up, prevent that reciprocating motor 21 from driving a dialysis section of thick bamboo 1 motion in-process because eccentric force makes feed liquor lid 4 and play liquid lid 6 and a dialysis section of thick bamboo 1 not hard up easily, thereby cause the blood leakage of a dialysis section of thick bamboo 1 inside in a dialysis section of thick bamboo 1 outside, cause blood can not flow in human inside normally, influence human life safety.

Specifically, the range of the connection gap between the first mounting groove 11 and the bearing 13 is not more than 0.35-0.5mm, if the connection gap between the first mounting groove 11 and the bearing 13 is too large, the bearing 13 is inclined and shaken in the first mounting groove 11 in the process that the reciprocating motor 21 drives the bearing 13 to move, so that the bearing 13 is separated from the first mounting groove 11 in the moving process, at the moment, the bearing 13 drives the dialysis barrel 1 and the lower fixing equipment to fall on the ground together, not only is the blood leakage in the dialysis barrel 1 caused, but also the whole equipment is damaged, and therefore the range of the connection gap between the first mounting groove 11 and the bearing 13 is not more than 0.35mm under the condition is avoided.

Specifically, connecting rod 14 is provided with 4, and connecting rod 14 sets up about bearing 13 axis symmetry, be fixed in bearing 13 below driven gear 15 through connecting rod 14, and connecting rod 14 is provided with 4 and is the stability of keeping driven gear 15 after fixing, equilibrium and fastness, thereby prevent to cause driven gear 15 and connecting rod 14 to break away from because fixed insecure in the 15 motion process of driven gear, reciprocating motor 21 can't drive dialysis section of thick bamboo 1 motion this moment, cause the inside blood coagulation condition to appear in the section of thick bamboo 1 of dialyzing easily, block up the normal dialysis condition of blood, and connecting rod 14 is provided with 4 and not only embodies the symmetry after driven gear 15 is connected with bearing 13 and still embodies holistic aesthetic property and practicality.

Specifically, the number of the conductive blocks 17 and the number of the conductive springs 18 are 2, and the conductive blocks 17 and the conductive springs 18 are installed in a staggered mode, so that the batteries are conveniently installed between the conductive blocks 17 and the conductive springs 18, the whole circuit connection state is formed, corresponding motion electric energy is provided for the reciprocating motor 21, and the conductive blocks 17 and the conductive springs 18 are installed in a staggered mode, so that the situation that short circuit and open circuit occur inside the batteries easily when the conductive blocks 17 and the conductive springs 18 are normally installed is prevented, and meanwhile explosion danger of the batteries easily occurs.

Concretely, reciprocating motor 21, driving gear 22, driven gear 15, connecting rod 14 and bearing 13 constitute swing mechanism, and swing mechanism swing angle scope is 0-90, thereby drive the swing of bearing 13 through reciprocating motor 21 and drive dialysis section of thick bamboo 1 and swing and prevent to get into the blood coagulation jam condition that appears in dialysis section of thick bamboo 1 inside, and the biggest swing angle of whole swing mechanism is 90, driving gear 22 breaks away from with driven gear 15 when surpassing the biggest swing angle this moment, thereby cause reciprocating motor 21 can't drive dialysis section of thick bamboo 1 and swing, and the connection between whole swing mechanism part and the part is succinct and clear, whole swing mechanism is convenient for install simultaneously, dismantle, change maintenance and operation.

The working principle is as follows: when the polysulfone membrane dialysis filter for preventing blood coagulation is used, firstly, the cover plate 20 is manually separated from the second mounting groove 12 by other tools, then, a battery is manually placed in the second mounting groove 12, so that the positive electrode and the negative electrode of the battery are respectively connected with the conductive block 17 and the conductive spring 18, after the battery is mounted, the cover plate 20 is fixed with the second mounting groove 12 by the tools again, then, a certain pulling force is exerted by manually holding the dialysis cylinder 1, the dialysis cylinder 1 drives the liquid inlet cover 4 and the liquid outlet cover 6 to move upwards, when the liquid outlet cover 6 moves above the mounting block 10, a downward pushing force is exerted on the dialysis cylinder 1, the liquid inlet cover 4 and the liquid outlet cover 6 of the dialysis cylinder 1 move downwards, when the liquid outlet cover 6 is clamped with the inner ring of the bearing 13, the dialysis cylinder 1 is stopped to be pushed, then, the whole equipment is moved to a position needing hemodialysis, and when the corresponding position is reached, the upward pulling force is exerted by holding the dialysis cylinder 1 again, the dialysis cylinder 1 drives the mounting block 10 to move in the same direction, when the dialysis cylinder 1 and the corresponding dialysis equipment are mounted, the dialysis cylinder is respectively connected with the dialysate inlet pipe 2 and the dialysate outlet pipe 3 through the connecting pipes, then the blood pipe is respectively connected with the liquid inlet pipe 5 and the liquid outlet pipe 7, when the corresponding pipelines are connected, the dialysis equipment is started, the dialysis equipment conveys blood into the dialysis cylinder 1 through the liquid inlet pipe 5, the blood entering into the dialysis cylinder 1 flows to the liquid outlet cover 6 through the polysulfone membrane filter element 9, flows to the inside of the liquid outlet pipe 7 through the liquid outlet cover 6 and the sealing gasket 8, and the dialysate enters into the dialysis cylinder 1 through the dialysate inlet pipe 2, when impurities in the human blood are carried by the dialysate, the impurities flow to the inside of the impurity collecting box through the dialysate outlet pipe 3, when the whole hemodialysis time is long, the starting switch 19 is manually pressed, and the starting switch 19 controls the reciprocating motor 21 to work, the driving gear 22 is driven to move in the working process of the reciprocating motor 21, the driving gear 22 drives the driven gear 15 to move, the driven gear 15 drives the connecting rod 14 to move, the connecting rod 14 drives the inner ring of the bearing 13 to move, the bearing 13 drives the liquid outlet cover 6 to move, the liquid outlet cover 6 drives the dialysis barrel 1 and the liquid inlet cover 4 to move in the same direction, the starting switch 19 is manually pressed again after the hemodialysis is finished, the starting switch 19 controls the reciprocating motor 21 to stop working, then the dialysis equipment stops working, the connecting pipe is respectively separated from the dialysate inlet pipe 2 and the dialysate outlet pipe 3, the blood pipe is conveniently separated from the liquid inlet pipe 5 and the liquid outlet pipe 7, the dialysis barrel 1 is separated from the dialysis equipment, the dialysis barrel 1 is manually held in sequence to apply certain pulling force, the dialysis barrel 1 drives the liquid inlet cover 4 and the liquid outlet cover 6 to move upwards, when the liquid outlet cover 6 is separated from the inner ring of the bearing 13, the dialysis barrel 1 stops being pulled, and the used dialysis cartridge 1 is placed at the recovery position while the mounting block 10 is placed at the corresponding position for the next use, which completes the entire operation, and the contents not described in detail in this specification belong to the prior art well known to those skilled in the art.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.

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 or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a prevent polysulfone membrane dialysis filter of blood coagulation, includes dialysis section of thick bamboo (1), feed liquor lid (4), goes out liquid lid (6), polysulfone membrane filter core (9), installation piece (10), bearing (13), apron (20) and reciprocating motor (21), its characterized in that:

a dialysis section of thick bamboo (1), it is fixed with dialysate import pipe (2) to inlay below dialysis section of thick bamboo (1) right side, it is fixed with dialysate outlet pipe (3) to inlay above dialysis section of thick bamboo (1) right side, feed liquor lid (4) top is inlayed and is fixed with feed liquor pipe (5), it is fixed with drain pipe (7) to inlay bottom play liquid lid (6), feed liquor lid (4) and play liquid lid (6) inside all is fixed with sealed pad (8), go out liquid lid (6) and dialysis section of thick bamboo (1) bottom threaded connection through sealed pad (8), polysulfone membrane filter core (9) are installed inside dialysis section of thick bamboo (1), feed liquor lid (4) are through sealed pad (8) and dialysis section of thick bamboo (1) top threaded connection, first mounting groove (11) have been seted up in installation piece (10) run through, second mounting groove (12) have been seted up on installation piece (10) right side, the bottom of the inner ring of the bearing (13) is fixedly provided with a connecting rod (14), the bottom of the connecting rod (14) is fixedly provided with a driven gear (15), the bearing (13) is fixed inside the installation block (10) through a first installation groove (11), the inside of a second installation groove (12) is fixedly provided with a conductive plate (16), the surface of the conductive plate (16) is fixedly provided with a conductive block (17) and a conductive spring (18), the right side of the second installation groove (12) is fixedly provided with a starting switch (19), the starting switch (19) is electrically connected with the conductive plate (16) through an electric wire, the cover plate (20) wraps the second installation groove (12) and is fixedly arranged on the right side surface of the installation block (10), the output end of the reciprocating motor (21) is fixedly provided with a driving gear (22), the reciprocating motor (21) is fixedly arranged below the right side of the installation block (10), and the driving gear (22) is meshed with the driven gear (15), the reciprocating motor (21) is electrically connected with the starting switch (19) through a wire, and the dialysis barrel (1) is clamped and connected with the inner ring of the bearing (13) through the liquid outlet cover (6) and is fixed above the mounting block (10).

2. The polysulfone membrane dialysis filter for preventing blood coagulation according to claim 1, wherein: the number of the sealing gaskets (8) is 2, and the sealing gaskets (8) are symmetrically arranged relative to the center line of the dialysis cylinder (1).

3. The polysulfone membrane dialysis filter for preventing blood coagulation according to claim 1, wherein: the range of a connecting gap between the first mounting groove (11) and the bearing (13) is not more than 0.35-0.5 mm.

4. The polysulfone membrane dialysis filter for preventing blood coagulation according to claim 1, wherein: the number of the connecting rods (14) is 4, and the connecting rods (14) are symmetrically arranged relative to the axis of the bearing (13).

5. The polysulfone membrane dialysis filter for preventing blood coagulation according to claim 1, wherein: the number of the conductive blocks (17) and the number of the conductive springs (18) are 2, and the conductive blocks (17) and the conductive springs (18) are installed in a staggered mode.

6. The polysulfone membrane dialysis filter for preventing blood coagulation according to claim 1, wherein: the reciprocating motor (21), the driving gear (22), the driven gear (15), the connecting rod (14) and the bearing (13) form a swinging mechanism, and the swinging angle range of the swinging mechanism is 0-90 degrees.