Blood purification dialysis device and method

Abstract

The invention provides a blood purification dialysis device and method, and relates to the field of dialysis devices. The blood purification dialysis device comprises a supporting plate, a mixing device, a batching device, a dialysis device and a filtering device, the mixing device is arranged on one side of the top end of the supporting plate, the batching device is arranged at the top end of the mixing device, the dialysis device is arranged on the other side of the top end of the supporting plate, and the filtering device is arranged in the mixing device. A waste liquid box is fixedly connected to the middle of the top end of the supporting plate, and a liquid inlet is fixedly connected to the rear end of the waste liquid box. By arranging the batching device, raw materials needed for preparing the dialysate are effectively and quantitatively added, the accuracy of dialysate preparation is improved, by arranging the mixing device, all the raw materials can be effectively and fully mixed, the raw materials can be prevented from being attached to the inner wall through a scraper blade, and by arranging the filtering device, the dialysate preparation accuracy is improved. Insoluble substances are prevented from entering the blood of a patient, and the safety is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of dialysis devices, and in particular to a blood purification dialysis device and method. Background Art

[0002] A hemodialysis device is a medical device used to purify blood. It is mainly used to treat acute and chronic renal failure and some toxic diseases. Its working principle is mainly based on the physical properties of a semipermeable membrane. Through diffusion, convection and filtration, it can excrete harmful metabolic waste and excess electrolytes in the patient's blood, thereby achieving the purpose of purifying the blood.

[0003] Although the prior art purifies the patient's blood by using a dialysis device, the dialysis fluid cannot be configured according to the patient's different physical conditions during the configuration process, which causes great harm to the patient's body. Therefore, those skilled in the art provide a blood purification dialysis device and method to solve the problems raised in the above background technology. Summary of the invention

[0004] 1. Technical issues to be solved

[0005] In view of the deficiencies in the prior art, the present invention provides a blood purification dialysis device and method, which solves the problem of quantitatively adding raw materials during the preparation of dialysis fluid and effectively filtering out impurities in the solution during the mixing process.

[0006] (II) Technical solution

[0007] To achieve the above objectives, the present invention is implemented through the following technical solutions: a blood purification dialysis device, including a support plate, a mixing device, a dosing device, a dialysis device and a filtering device, wherein the mixing device is arranged on one side of the top of the support plate, the dosing device is arranged on the top of the mixing device, the dialysis device is arranged on the other side of the top of the support plate, and the filtering device is arranged inside the mixing device, a waste liquid tank is fixedly connected to the middle of the top of the support plate, a liquid inlet is fixedly connected to the rear end of the waste liquid tank, the mixing device includes a mixing tank body, a driven gear is rotatably connected to the middle of the top of the mixing tank body, a telescopic rod is fixedly connected to one side of the top of the mixing tank body, a rack is fixedly connected to the movable end of the telescopic rod, and a rack is fixedly connected to the other side of the top of the mixing tank body. The side is fixedly connected with a water inlet, the top of the inner wall of the mixing tank body is rotatably connected with the first rotating frame, the top of the inner wall of the first rotating frame is fixedly connected with the first motor, the middle of the bottom end of the first motor is rotatably connected with the first screw rod, the side wall of the first screw rod is threadedly connected with a slide plate, the two sides of the top of the slide plate are respectively rotatably connected with stirring blades, the two ends of the slide plate are respectively fixedly connected with a telescopic sliding rod, the two side walls of the telescopic sliding rods are respectively sleeved with a first spring, the movable ends of the two telescopic sliding rods are respectively fixedly connected with a scraper, the middle of the bottom end of the mixing tank body is fixedly connected with a discharge pipe, the bottom end of the discharge pipe is fixedly connected with a liquid storage tank, the middle of the rear end of the liquid storage tank is fixedly connected with a discharge port, and the bottom end of the liquid storage tank is fixedly connected to the other side of the top of the support plate.

[0008] Preferably, the dosing device comprises a powder box and a liquid box, the top of the powder box is fixedly connected with a first feeding port, the middle of the front end of the powder box is fixedly connected with a third motor, the middle of the powder box is rotatably connected with a first rotating shaft, the side wall of the first rotating shaft is provided with a plurality of dividing plates in a circumferential array, the middle of the top of the liquid box is fixedly connected with a second feeding port, the front side of the top of the liquid box is fixedly connected with a second motor, the middle of the bottom end of the liquid box is fixedly connected with a connecting pipe, one side of the inner side wall of the liquid box is rotatably connected with a second screw rod, one side of the inner side wall of the liquid box is fixedly connected with a limiting rod, the side wall of the second screw rod is threadedly connected with a first sliding rod, the bottom end of one end of the first sliding rod is fixedly connected with a fixing rod, the middle of the side wall of the fixing rod is fixedly connected with a second sealing plug, the bottom end of the fixing rod is fixedly connected with the first sealing plug, the inner side wall of the connecting pipe is fixedly connected with a limiting plate at a lower position, the bottom end of the powder box is fixedly connected to the rear side of the top of the mixing tank body, and the bottom end of the connecting pipe is fixedly connected to the front side of the top of the mixing tank body.

[0009] Preferably: the dialysis device includes a positioning plate, the front end of the positioning plate is fixedly connected to a shell at the upper and lower positions respectively, the two inner side walls of the shell are rotatably connected to the second rotating frame respectively, the two side walls of the second rotating frame are respectively provided with three rollers in a circular array, the two inner side walls of the shell are respectively provided with catheters, the rear end of the positioning plate is fixedly connected to a fourth motor, the other ends of the two catheters are fixedly connected to a dialysis tank body, the rear end of the dialysis tank body is fixedly connected to two liquid injection ports, the inner side walls of the dialysis tank body are provided with a semipermeable membrane in a circumferential array, and the bottom end of the positioning plate is fixedly connected to the other side of the top of the support plate.

[0010] Preferably: the filtering device comprises a fixed shell and two limit frames, the top end of the inner side wall of the fixed shell is rotatably connected to a transmission bevel gear, the two sides of the inner side wall of the fixed shell are respectively rotatably connected to driven bevel gears, the two sides of the fixed shell are respectively rotatably connected to a second rotating shaft, the middle of the two second rotating shaft side walls are respectively fixedly connected to a cam, the inner side walls of the two limit frames are respectively fixedly connected to a second sliding rod, the two side walls of the second sliding rods are respectively sleeved with a second spring, the two side walls of the second sliding rods are slidably connected to a filter screen, and the two limit frames are fixedly connected to the inner side wall of the mixing tank body at a lower position.

[0011] Preferably: the top of the first rotating frame passes through the middle of the top of the inner wall of the mixing tank body and is fixedly connected to the middle of the bottom end of the driven gear, the rack is meshingly connected to the driven gear, the bottom end of the first motor is fixedly connected to the top of the first screw rod, the slide plate is slidingly connected to the inner wall of the first rotating frame, one end of the two first springs are respectively fixedly connected to the two ends of the slide plate, and the other ends of the two first springs are respectively fixedly connected to the two scraper side walls.

[0012] Preferably: the output end of the third motor passes through the front end of the powder box and is fixedly connected to one end of the first rotating shaft, the other ends of the several dividing plates are respectively slidably connected to the inner wall of the powder box, the output ends of the second motor pass through the top of the liquid box and are fixedly connected to the top of the second screw rod, the side wall of the limit rod is slidably connected to the first sliding rod, the second sealing plug is slidably connected to the inner wall of the connecting tube, and the first sealing plug is adapted to the inside of the second feeding port.

[0013] Preferably: the two fourth motors respectively penetrate the rear end of the positioning plate and the rear end of the shell and are fixedly connected to the middle of the rear ends of the two second rotating frames, and the two injection ports are respectively connected to the liquid inlet and the liquid outlet.

[0014] Preferably: the two second rotating shafts are rotatably connected to the inner wall of the mixing tank respectively, the middle of the top end of the transmission bevel gear passes through the top of the inner wall of the fixed shell and is fixedly connected to the middle of the bottom end of the first rotating frame, and the transmission bevel gear is meshedly connected with the two driven bevel gears.

[0015] Preferably: a method for using a blood purification dialysis device comprises the following steps:

[0016] S1. First, the raw materials required for dialysate preparation are added to the first feeding port and the liquid tank respectively, and the second motor is used to drive the second screw rod to rotate. The first slide bar is first moved upward. At this time, the first sealing plug and the limit plate are adapted to each other, and the liquid raw material enters the connecting pipe. The second screw rod is rotated in the opposite direction to move the second sealing plug downward. At this time, the second sealing plug seals the connecting pipe, and as the second sealing plug moves downward, the liquid raw material in the connecting pipe can be added to the mixing tank body. At the same time, the third motor drives the first rotating shaft to rotate, and the powder raw material will fall between the two material distribution plates, and with the rotation of the first rotating shaft, it is quantitatively discharged;

[0017] S2, add dialysis water to the water inlet, at this time, the rack can be used to drive the driven gear to rotate by extending the telescopic rod, and the first rotating frame will rotate accordingly, so that the stirring blade can stir the solution, and at the same time, the first motor is used to drive the first screw to rotate, so that the slide plate can rotate along the first screw. At this time, the scraper is used to clean the inner wall of the mixing tank to avoid adhesion;

[0018] S3, the mixed solution is collected by the liquid storage tank through the filter screen, and at the same time, the first rotating frame drives the transmission bevel gear to rotate, so that the transmission bevel gear can drive the driven bevel gear to rotate, so that the cam can hit the filter screen, so that the solution can pass through the filter screen faster;

[0019] S4. Through two catheters, the blood flows out of the patient's artery and vein respectively, and the fourth motor is used to drive the second rotating frame to rotate, so that the patient's blood can enter the dialysis tank for dialyzation and be discharged. At the same time, the liquid inlet and the liquid outlet can be connected to the dialysis tank by pipelines, and the patient is treated with the configured dialysate.

[0020] Working principle: First, the raw materials required for dialysate preparation are added to the first feed port 201 and the liquid box 205 respectively, and the second motor 204 is used to drive the second screw rod 209 to rotate. Now the first slide bar 208 is moved upward, and the first sealing plug 2011 and the limit plate 2013 are adapted to each other, and the liquid raw materials enter the connecting pipe 202. The second screw rod 209 is rotated in the opposite direction to move the second sealing plug 2014 downward. At this time, the second sealing plug 2014 seals the connecting pipe 202 and moves with it. As the second sealing plug 2014 moves downward, the liquid raw material in the connecting tube 202 can be added to the mixing tank 1012. At the same time, the third motor 206 drives the first rotating shaft 2016 to rotate, and the powder raw material will fall between the two material distribution plates 2015. With the rotation of the first rotating shaft 2016, the powder raw material is quantitatively discharged, and dialysis water is added to the water inlet 1016. At this time, the rack 1010 can be used to drive the driven gear 1011 to rotate by extending the telescopic rod 109, and the first rotating frame 104 will rotate accordingly. , so that the stirring blade 103 can stir the solution, and at the same time, the first motor 101 drives the first screw rod 102 to rotate, so that the slide plate 107 can rotate along the first screw rod 102. At this time, the scraper 108 is used to clean the inner wall of the mixing tank 1012 to avoid adhesion. The mixed solution is collected by the liquid storage tank 1013 through the filter 401. At the same time, the first rotating frame 104 will drive the transmission bevel gear 405 to rotate, so that the transmission bevel gear 405 can drive the driven bevel gear 406 to rotate, so that the cam 408 can hit the filter 401, so that the solution can pass through the filter 401 faster, through the two catheters 303, and flow out of the patient's artery and vein respectively. The fourth motor 308 drives the second rotating frame 305 to rotate, so that the patient's blood can enter the dialysis tank 304 for dialysis and discharge. At the same time, the liquid inlet 6 and the liquid discharge port 1015 can be connected to the dialysis tank 304 by a pipeline, and the patient is treated with the configured dialysate.

[0021] (III) Beneficial effects

[0022] The present invention provides a blood purification dialysis device and method, which have the following beneficial effects:

[0023] 1. By setting up a batching device, the raw materials required for dialysate preparation are added to the first feeding port and the liquid tank respectively, and the second motor is used to drive the second screw rod to rotate. The first slide bar is first moved upward. At this time, the first sealing plug and the limit plate are adapted to each other, and the liquid raw material enters the connecting pipe. The second screw rod is rotated in the opposite direction to move the second sealing plug downward. At this time, the second sealing plug seals the connecting pipe, and as the second sealing plug moves downward, the liquid raw material in the connecting pipe can be added to the mixing tank body. At the same time, the third motor drives the first rotating shaft to rotate, and the powder raw material will fall between the two dividing plates, and as the first rotating shaft rotates, it is quantitatively discharged, which can effectively add the raw materials required for preparing the dialysate quantitatively and improve the accuracy of the dialysate configuration.

[0024] 2. By setting up a mixing device, dialysis water is added to the water inlet. At this time, the rack can be used to drive the driven gear to rotate by extending the telescopic rod, and the first rotating frame will rotate accordingly, so that the stirring blades can stir the solution. At the same time, the first motor is used to drive the first screw to rotate, so that the slide plate can rotate along the first screw. At this time, the scraper is used to clean the inner wall of the mixing tank to avoid adhesion, so that the various raw materials can be fully mixed, and the scraper can be used to prevent the raw materials from adhering to the inner wall.

[0025] 3. By setting up a filtering device, the mixed solution is collected by the liquid storage tank through the filter. At the same time, the first rotating frame will drive the transmission bevel gear to rotate, so that the transmission bevel gear can drive the driven bevel gear to rotate, so that the cam can hit the filter, so that the solution can pass through the filter faster, effectively filter the configured solution, prevent insoluble matter from entering the patient's blood, and improve safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the structure of the present invention;

[0027] Figure 2 It is a schematic diagram of the internal structure of the mixing device of the present invention;

[0028] Figure 3 It is a schematic structural diagram of the mixing device of the present invention;

[0029] Figure 4 It is a rear view structural schematic diagram of the present invention;

[0030] Figure 5 It is a schematic cross-sectional structural diagram of the liquid box of the present invention;

[0031] Figure 6 Schematic diagram of the cross-sectional structure of the powder box of the present invention

[0032] Figure 7 Schematic diagram of the internal structure of the mixing device of the present invention

[0033] Figure 8 It is a schematic diagram of the cross-sectional structure of the dialysis tank body of the present invention.

[0034] Among them, 1. mixing device; 101. first motor; 102. first screw rod; 103. stirring blade; 104. first rotating frame; 105. telescopic slide rod; 106. first spring; 107. slide plate; 108. scraper; 109. telescopic rod; 1010. rack; 1011. driven gear; 1012. mixing tank; 1013. liquid storage tank; 1014. discharge pipe; 1015. liquid discharge port; 1016. water inlet; 2. batching device; 201. first feeding port; 202. connecting pipe; 203. second feeding port; 204. second motor; 205. liquid tank; 206. third motor; 207. powder tank; 208. first slide rod; 209. second screw rod; 2010. Limit rod; 2011, first sealing plug; 2012, fixing rod; 2013, limit plate; 2014, second sealing plug; 2015, dividing plate; 2016, first rotating shaft; 3, dialysis device; 301, positioning plate; 302, shell; 303, catheter; 304, dialysis tank; 305, second rotating frame; 306, semipermeable membrane; 307, roller; 308, fourth motor; 309, liquid injection port; 4, filtering device; 401, filter screen; 402, second spring; 403, limit frame; 404, second sliding rod; 405, transmission bevel gear; 406, driven bevel gear; 407, fixing shell; 408, cam; 409, second rotating shaft; 5, waste liquid tank; 6, liquid inlet; 7, support plate. DETAILED DESCRIPTION

[0035] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0036] Embodiment 1:

[0037] like Figure 1-8As shown, an embodiment of the present invention provides a mixing device, a blood purification dialysis device, comprising a support plate 7, a mixing device 1, a dosing device 2, a dialysis device 3 and a filtering device 4, wherein the mixing device 1 is arranged on one side of the top of the support plate 7, the dosing device 2 is arranged on the top of the mixing device 1, the dialysis device 3 is arranged on the other side of the top of the support plate 7, the filtering device 4 is arranged inside the mixing device 1, a waste liquid tank 5 is fixedly connected to the middle of the top of the support plate 7, a liquid inlet 6 is fixedly connected to the rear end of the waste liquid tank 5, the mixing device 1 comprises a mixing tank body 1012, a driven gear 1011 is rotatably connected to the middle of the top of the mixing tank body 1012, a telescopic rod 109 is fixedly connected to one side of the top of the mixing tank body 1012, a rack 1010 is fixedly connected to the movable end of the telescopic rod 109, a water inlet 1016 is fixedly connected to the other side of the top of the mixing tank body 1012, and the mixing tank body 101 The top of the inner wall is rotatably connected with the first rotating frame 104, the top of the inner wall of the first rotating frame 104 is fixedly connected with the first motor 101, the middle of the bottom end of the first motor 101 is rotatably connected with the first screw rod 102, the side wall of the first screw rod 102 is threadedly connected with a slide plate 107, the two sides of the top of the slide plate 107 are rotatably connected with stirring blades 103, the two ends of the slide plate 107 are respectively fixedly connected with telescopic slide rods 105, the side walls of the two telescopic slide rods 105 are respectively sleeved with first springs 106, the movable ends of the two telescopic slide rods 105 are respectively fixedly connected with scrapers 108, the middle of the bottom end of the mixing tank body 1012 is fixedly connected with a discharge pipe 1014, the bottom end of the discharge pipe 1014 is fixedly connected with a liquid storage tank 1013, the middle of the rear end of the liquid storage tank 1013 is fixedly connected with a discharge port 1015, and the bottom end of the liquid storage tank 1013 is fixedly connected to the other side of the top of the support plate 7.

[0038] The top of the first rotating frame 104 passes through the middle of the top of the inner wall of the mixing tank body 1012 and is fixedly connected to the middle of the bottom of the driven gear 1011. The rack 1010 is meshed with the driven gear 1011. The bottom end of the first motor 101 is fixedly connected to the top of the first screw rod 102. The slide plate 107 is slidably connected to the inner wall of the first rotating frame 104. One end of the two first springs 106 is fixedly connected to the two ends of the slide plate 107 respectively, and the other ends of the two first springs 106 are fixedly connected to the side walls of the two scrapers 108 respectively. By setting the mixing device 1, water is added to the water inlet 1016. Dialysis water is used. At this time, the rack 1010 can be used to drive the driven gear 1011 to rotate by extending the telescopic rod 109, and the first rotating frame 104 will rotate accordingly, so that the stirring blade 103 can stir the solution. At the same time, the first motor 101 drives the first screw rod 102 to rotate, and the slide plate 107 can rotate along the first screw rod 102. At this time, the scraper 108 is used to clean the inner wall of the mixing tank body 1012 to avoid adhesion, so that the various raw materials can be fully mixed, and the scraper 108 can prevent the raw materials from adhering to the inner wall.

[0039] The batching device 2 includes a powder box 207 and a liquid box 205. The top of the powder box 207 is fixedly connected to a first feeding port 201, the middle of the front end of the powder box 207 is fixedly connected to a third motor 206, the middle of the powder box 207 is rotatably connected to a first rotating shaft 2016, and the side wall of the first rotating shaft 2016 is provided with a plurality of dividing plates 2015 in a circular array, the middle of the top of the liquid box 205 is fixedly connected to a second feeding port 203, the front side of the top of the liquid box 205 is fixedly connected to a second motor 204, the middle of the bottom of the liquid box 205 is fixedly connected to a connecting pipe 202, and one side of the inner wall of the liquid box 205 is rotatably connected to a second wire. Rod 209, a limiting rod 2010 is fixedly connected to one side of the inner wall of the liquid box 205, the second screw rod 209 side wall is threadedly connected to the first sliding rod 208, the bottom end of one end of the first sliding rod 208 is fixedly connected to the fixing rod 2012, the middle of the side wall of the fixing rod 2012 is fixedly connected to the second sealing plug 2014, the bottom end of the fixing rod 2012 is fixedly connected to the first sealing plug 2011, the inner wall of the connecting tube 202 is fixedly connected to the limiting plate 2013 at the lower position, the bottom end of the powder box 207 is fixedly connected to the rear side of the top of the mixing tank body 1012, and the bottom end of the connecting tube 202 is fixedly connected to the front side of the top of the mixing tank body 1012.

[0040] The output end of the third motor 206 passes through the front end of the powder box 207 and is fixedly connected to one end of the first rotating shaft 2016. The other ends of the plurality of dividing plates 2015 are respectively slidably connected to the inner wall of the powder box 207. The output ends of the second motor 204 respectively pass through the top of the liquid box 205 and are fixedly connected to the top of the second screw rod 209. The side wall of the limit rod 2010 is slidably connected to the first sliding rod 208. The second sealing plug 2014 is slidably connected to the inner wall of the connecting pipe 202. The first sealing plug 2011 is adapted to the inside of the second feeding port 203. By setting the batching device 2, the raw materials required for the preparation of the dialysate are respectively added to the first feeding port 201 and the liquid box 205. The second motor 204 is used to drive the second screw rod 209 to rotate. A sliding rod 208 moves upward, at which time the first sealing plug 2011 and the limit plate 2013 are adapted to each other, and the liquid raw material enters the connecting tube 202. The second screw rod 209 is rotated in the opposite direction to move the second sealing plug 2014 downward. At this time, the second sealing plug 2014 seals the connecting tube 202, and as the second sealing plug 2014 moves downward, the liquid raw material in the connecting tube 202 can be added to the mixing tank body 1012. At the same time, the third motor 206 drives the first rotating shaft 2016 to rotate, and the powdered raw material will fall between the two dividing plates 2015, and as the first rotating shaft 2016 rotates, it is quantitatively discharged, which can effectively quantitatively add the raw materials required for preparing the dialysate, thereby improving the accuracy of the dialysate configuration.

[0041] The dialysis device 3 includes a positioning plate 301, and a shell 302 is fixedly connected to the upper and lower positions of the front end of the positioning plate 301 respectively. The inner walls of the two shells 302 are rotatably connected to the second rotating frames 305 respectively. The side walls of the two second rotating frames 305 are respectively provided with three rollers 307 in a circular array. The inner walls of the two shells 302 are respectively provided with catheters 303. The rear end of the positioning plate 301 is fixedly connected to the fourth motor 308. The other ends of the two catheters 303 are fixedly connected to the dialysis tank body 304. The rear end of the dialysis tank body 304 is fixedly connected to two injection ports 309. The inner wall of the dialysis tank body 304 is provided with a semipermeable membrane 306 in a circumferential array. The bottom end of the positioning plate 301 is fixedly connected to the other side of the top of the support plate 7.

[0042] The two fourth motors 308 respectively penetrate the rear end of the positioning plate 301 and the rear end of the shell 302 and are fixedly connected to the middle part of the rear end of the two second rotating frames 305. The two injection ports 309 are respectively connected to the liquid inlet 6 and the liquid discharge port 1015. By setting the filtering device 4, the mixed solution is collected by the liquid storage tank 1013 through the filter screen 401. At the same time, the first rotating frame 104 will drive the transmission bevel gear 405 to rotate, so that the transmission bevel gear 405 can drive the driven bevel gear 406 to rotate, so that the cam 408 can hit the filter screen 401, so that the solution can pass through the filter screen 401 faster, effectively filter the configured solution, prevent insoluble matter from entering the patient's blood, and improve safety.

[0043] The filtering device 4 includes a fixed shell 407 and two limiting frames 403. The top of the inner wall of the fixed shell 407 is rotatably connected to a transmission bevel gear 405. Both sides of the inner wall of the fixed shell 407 are rotatably connected to driven bevel gears 406. Both sides of the fixed shell 407 are rotatably connected to second rotating shafts 409. The middle of the side walls of the two second rotating shafts 409 are respectively fixedly connected to cams 408. The inner walls of the two limiting frames 403 are respectively fixedly connected to second sliding bars 404. The side walls of the two second sliding bars 404 are respectively sleeved with second springs 402. The side walls of the two second sliding bars 404 are slidably connected to filter screens 401. The two limiting frames 403 are fixedly connected to the inner wall of the mixing tank body 1012 at a lower position.

[0044] The two second rotating shafts 409 are respectively rotatably connected to the inner wall of the mixing tank body 1012, the middle of the top of the transmission bevel gear 405 passes through the top of the inner wall of the fixed shell 407 and is fixedly connected to the middle of the bottom end of the first rotating frame 104, and the transmission bevel gear 405 is meshedly connected with the two driven bevel gears 406.

[0045] A method for using a blood purification dialysis device comprises the following steps:

[0046] S1. First, the raw materials required for dialysate preparation are added to the first feeding port 201 and the liquid tank 205 respectively, and the second motor 204 is used to drive the second screw rod 209 to rotate. Now the first slide bar 208 is moved upward. At this time, the first sealing plug 2011 and the limit plate 2013 are adapted to each other, and the liquid raw material enters the connecting tube 202. The second screw rod 209 is rotated in the opposite direction to move the second sealing plug 2014 downward. At this time, the second sealing plug 2014 seals the connecting tube 202, and as the second sealing plug 2014 moves downward, the liquid raw material in the connecting tube 202 can be added to the mixing tank body 1012. At the same time, the third motor 206 drives the first rotating shaft 2016 to rotate. The powder raw material will fall between the two dividing plates 2015, and with the rotation of the first rotating shaft 2016, it is quantitatively discharged;

[0047] S2, add dialysis water to the water inlet 1016, at this time, the rack 1010 can be used to drive the driven gear 1011 to rotate by extending the telescopic rod 109, and the first rotating frame 104 will rotate accordingly, so that the stirring blade 103 can stir the solution, and at the same time, the first motor 101 drives the first screw rod 102 to rotate, so that the slide plate 107 can rotate along the first screw rod 102. At this time, the scraper 108 is used to clean the inner wall of the mixing tank 1012 to avoid adhesion;

[0048] S3, the mixed solution is collected by the liquid storage tank 1013 through the filter screen 401, and at the same time, the first rotating frame 104 drives the transmission bevel gear 405 to rotate, so that the transmission bevel gear 405 can drive the driven bevel gear 406 to rotate, so that the cam 408 can hit the filter screen 401, so that the solution can pass through the filter screen 401 faster;

[0049] S4. Through two catheters 303, the blood flows out from the patient's artery and vein respectively, and the fourth motor 308 is used to drive the second rotating frame 305 to rotate, so that the patient's blood can enter the dialysis tank 304 for dialysis and discharge. At the same time, the liquid inlet 6 and the liquid outlet 1015 can be connected to the dialysis tank 304 by pipelines, and the patient is treated with the configured dialysate.

[0050] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A blood purification dialysis device, comprising a support plate (7), a mixing device (1), a batching device (2), a dialysis device (3) and a filtering device (4), wherein the mixing device (1) is arranged on one side of the top end of the support plate (7), the batching device (2) is arranged on the top end of the mixing device (1), the dialysis device (3) is arranged on the other side of the top end of the support plate (7), and the filtering device (4) is arranged inside the mixing device (1), characterized in that: The middle part of the top of the support plate (7) is fixedly connected to a waste liquid tank (5), and the rear end of the waste liquid tank (5) is fixedly connected to a liquid inlet (6). The mixing device (1) comprises a mixing tank body (1012), and the middle part of the top of the mixing tank body (1012) is rotatably connected to a driven gear (1011), one side of the top of the mixing tank body (1012) is fixedly connected to a telescopic rod (109), and the movable end of the telescopic rod (109) is fixedly connected to a rack (1010), and the other side of the top of the mixing tank body (1012) is fixedly connected to a water inlet (1016), and the top of the inner wall of the mixing tank body (1012) is rotatably connected to a first rotating frame (104), and the top of the inner wall of the first rotating frame (104) is fixedly connected to a first motor (101), and the middle part of the bottom end of the first motor (101) is rotatably connected to a rotating frame (104). A first screw rod (102) is provided, the side wall of the first screw rod (102) is threadedly connected with a slide plate (107), the top two sides of the slide plate (107) are rotatably connected with stirring blades (103), the two ends of the slide plate (107) are respectively fixedly connected with telescopic slide rods (105), the side walls of the two telescopic slide rods (105) are respectively sleeved with first springs (106), the movable ends of the two telescopic slide rods (105) are respectively fixedly connected with scrapers (108), the middle part of the bottom end of the mixing tank body (1012) is fixedly connected with a discharge pipe (1014), the bottom end of the discharge pipe (1014) is fixedly connected with a liquid storage tank (1013), the middle part of the rear end of the liquid storage tank (1013) is fixedly connected with a discharge port (1015), and the bottom end of the liquid storage tank (1013) is fixedly connected to the other side of the top of the support plate (7).

2. A blood purification dialysis device according to claim 1, characterized in that: The dosing device (2) comprises a powder box (207) and a liquid box (205), wherein the top of the powder box (207) is fixedly connected to a first feeding port (201), the middle of the front end of the powder box (207) is fixedly connected to a third motor (206), the middle of the powder box (207) is rotatably connected to a first rotating shaft (2016), the side wall of the first rotating shaft (2016) is provided with a plurality of dividing plates (2015) in a circular array, the middle of the top of the liquid box (205) is fixedly connected to a second feeding port (203), the front side of the top of the liquid box (205) is fixedly connected to a second motor (204), the middle of the bottom of the liquid box (205) is fixedly connected to a connecting pipe (202), and one side of the inner wall of the liquid box (205) is rotatably connected to a third motor (206). Two screw rods (209), one side of the inner wall of the liquid box (205) is fixedly connected to a limiting rod (2010), the side wall of the second screw rod (209) is threadedly connected to a first sliding rod (208), the bottom end of one end of the first sliding rod (208) is fixedly connected to a fixing rod (2012), the middle part of the side wall of the fixing rod (2012) is fixedly connected to a second sealing plug (2014), the bottom end of the fixing rod (2012) is fixedly connected to a first sealing plug (2011), the inner wall of the connecting pipe (202) is fixedly connected to a limiting plate (2013) at a lower position, the bottom end of the powder box (207) is fixedly connected to the rear side of the top end of the mixing tank body (1012), and the bottom end of the connecting pipe (202) is fixedly connected to the front side of the top end of the mixing tank body (1012).

3. A blood purification dialysis device according to claim 1, characterized in that: The dialysis device (3) comprises a positioning plate (301), wherein the front end of the positioning plate (301) is fixedly connected to a shell (302) at the upper and lower positions, respectively; the inner side walls of the two shells (302) are rotatably connected to second rotating frames (305), the side walls of the two second rotating frames (305) are respectively provided with three rollers (307) in a circumferential array; the inner side walls of the two shells (302) are respectively provided with a catheter (303); the rear end of the positioning plate (301) is fixedly connected to a fourth motor (308); the other ends of the two catheters (303) are fixedly connected to a dialysis tank body (304); the rear end of the dialysis tank body (304) is fixedly connected to two injection ports (309); the inner side wall of the dialysis tank body (304) is provided with a semi-permeable membrane (306) in a circumferential array; the bottom end of the positioning plate (301) is fixedly connected to the other side of the top of the support plate (7).

4. A blood purification dialysis device according to claim 1, characterized in that: The filtering device (4) comprises a fixed shell (407) and two limiting frames (403); a transmission bevel gear (405) is rotatably connected to the top of the inner wall of the fixed shell (407); driven bevel gears (406) are rotatably connected to the two sides of the inner wall of the fixed shell (407); second rotating shafts (409) are rotatably connected to the two sides of the fixed shell (407); cams (408) are fixedly connected to the middle of the side walls of the two second rotating shafts (409); second sliding rods (404) are fixedly connected to the inner walls of the two limiting frames (403); second springs (402) are respectively sleeved on the side walls of the two second sliding rods (404); filter screens (401) are slidably connected to the side walls of the two second sliding rods (404); and the two limiting frames (403) are fixedly connected to the inner wall of the mixing tank body (1012) at a lower position.

5. A blood purification dialysis device according to claim 1, characterized in that: The top end of the first rotating frame (104) passes through the middle of the top end of the inner wall of the mixing tank body (1012) and is fixedly connected to the middle of the bottom end of the driven gear (1011); the rack (1010) is meshingly connected to the driven gear (1011); the bottom end of the first motor (101) is fixedly connected to the top end of the first screw rod (102); the slide plate (107) is slidably connected to the inner wall of the first rotating frame (104); one end of the two first springs (106) is respectively fixedly connected to the two ends of the slide plate (107); and the other ends of the two first springs (106) are respectively fixedly connected to the side walls of the two scrapers (108).

6. A blood purification dialysis device according to claim 2, characterized in that: The output end of the third motor (206) passes through the front end of the powder box (207) and is fixedly connected to one end of the first rotating shaft (2016); the other ends of the plurality of dividing plates (2015) are respectively slidably connected to the inner wall of the powder box (207); the output ends of the second motor (204) respectively pass through the top of the liquid box (205) and are fixedly connected to the top of the second screw rod (209); the side wall of the limit rod (2010) is slidably connected to the first sliding rod (208); the second sealing plug (2014) is slidably connected to the inner wall of the connecting tube (202); and the first sealing plug (2011) is adapted to the inside of the second feeding port (203).

7. A blood purification dialysis device according to claim 3, characterized in that: The two fourth motors (308) respectively penetrate the rear end of the positioning plate (301) and the rear end of the housing (302) and are fixedly connected to the middle of the rear ends of the two second rotating frames (305), and the two liquid injection ports (309) are respectively connected to the liquid inlet (6) and the liquid discharge port (1015).

8. A blood purification dialysis device according to claim 4, characterized in that: The two second rotating shafts (409) are respectively rotatably connected to the inner wall of the mixing tank body (1012); the middle of the top end of the transmission bevel gear (405) passes through the top end of the inner wall of the fixed shell (407) and is fixedly connected to the middle of the bottom end of the first rotating frame (104); the transmission bevel gear (405) is meshingly connected to the two driven bevel gears (406).

9. The method for using a blood purification dialysis device according to claim 1, characterized in that: The following steps are involved: S1. First, the raw materials required for dialysate preparation are added to the first feed port (201) and the liquid tank (205) respectively, and the second motor (204) is used to drive the second screw rod (209) to rotate. Now the first slide bar (208) is moved upward. At this time, the first sealing plug (2011) and the limit plate (2013) are adapted to each other, and the liquid raw material enters the connecting tube (202). The second screw rod (209) is rotated in the opposite direction to move the second sealing plug (2014) downward. At this time, the second sealing plug (2014) seals the connecting tube (202), and as the second sealing plug (2014) moves downward, the liquid raw material in the connecting tube (202) can be added to the mixing tank body (1012). At the same time, the third motor (206) drives the first rotating shaft (2016) to rotate, and the powder raw material will fall between the two material distribution plates (2015), and as the first rotating shaft (2016) rotates, it is quantitatively discharged; S2, adding dialysis water to the water inlet (1016), at this time, the rack (1010) can be used to drive the driven gear (1011) to rotate by extending the telescopic rod (109), and the first rotating frame (104) will rotate accordingly, so that the stirring blade (103) can stir the solution, and at the same time, the first motor (101) drives the first screw rod (102) to rotate, so that the slide plate (107) can rotate along the first screw rod (102). At this time, the scraper (108) is used to clean the inner wall of the mixing tank (1012) to avoid adhesion; S3, the mixed solution is collected by the liquid storage tank (1013) through the filter screen (401), and at the same time, the first rotating frame (104) drives the transmission bevel gear (405) to rotate, so that the transmission bevel gear (405) can drive the driven bevel gear (406) to rotate, so that the cam (408) can hit the filter screen (401), so that the solution can pass through the filter screen (401) faster; S4. Through two catheters (303), the blood flows out of the patient's artery and vein respectively, and the fourth motor (308) drives the second rotating frame (305) to rotate, so that the patient's blood can enter the dialysis tank (304) for dialysis and discharge. At the same time, the liquid inlet (6) and the liquid outlet (1015) can be connected to the dialysis tank (304) by pipelines, and the patient is treated with the configured dialysate.

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