Hemodialysis solution preparation equipment for kidney internal medicine
By introducing a dry powder inlet tube, a grinding disc, and a dispersion disc into the hemodialysis solution preparation equipment, the problems of cumbersome and uneven manual dry powder inlet operation have been solved, achieving uniform dispersion of dry powder and efficient preparation of dialysis solution.
Patent Information
- Application Number
- CN202520011190.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-03
- Publication Date
- 2026-01-30
- Estimated Expiration
- 2035-01-03
AI Technical Summary
Existing equipment for preparing hemodialysis solutions in nephrology requires manual scooping of dry powder, which is cumbersome and results in poor uniformity of powder addition.
A preparation container was designed, comprising a dry powder adding pipe, a grinding disc, a dispersing disc, and a stirring shaft. The dry powder is ground by the cooperation of the grinding disc and the grinding sleeve, and the centrifugal force of the dispersing disc is used to evenly disperse the dry powder into the preparation container. Combined with the stirring action of the stirring blade, the dry powder is evenly dispersed.
It achieves uniform dispersion of dry powder, simplifies the operation process, and improves the uniformity and efficiency of dialysis solution preparation.
Smart Images
Figure CN223846774U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to dialysate preparation equipment, concretely is a blood dialysate preparation equipment for nephrology department. BACKGROUND
[0002] Hemodialysis is one of the kidney replacement therapies for treating acute and chronic renal failure patients in internal medicine, which is used to purify blood, correct water electrolyte and acid-base balance by removing various harmful and excessive metabolic waste and electrolytes from the body through diffusion and convection according to the principle of semi-permeable membrane.
[0003] The existing blood dialysate preparation equipment for nephrology department is generally composed of a stirrer, a barrel and a barrel cover, the stirrer penetrates through the barrel cover into the barrel, the bottom of the barrel is arc-shaped, and the stirrer is provided with blades; when preparing dialysate, dry powder needs to be added, which is generally manually scooped into the stirring chamber to control the concentration of the dialysate, and the operation is complicated and the uniformity of the added dry powder is poor. UTILITY MODEL CONTENT
[0004] In view of the above problems, the utility model provides a blood dialysate preparation equipment for nephrology department, which effectively solves the problem that dry powder needs to be added when preparing dialysate, which is generally manually scooped into the stirring chamber to control the concentration of the dialysate, and the operation is complicated and the uniformity of the added dry powder is poor.
[0005] To achieve the above purpose, the utility model provides the following technical scheme: the utility model discloses a preparation barrel, one side of the top of the preparation barrel is provided with a dry powder adding pipe, a first fixing rod is installed on the top side wall of the inner side of the preparation barrel, one end of the first fixing rod is rotatably connected with a rotating shaft, the top end of the rotating shaft is fixedly connected with a dispersing disc, the top end of the dispersing disc is parallelly connected with a grinding disc, the outer side of the grinding disc is sleeved with a grinding sleeve, the gap between the grinding disc and the grinding sleeve is 0.4-0.6mm, the top end of the grinding sleeve is provided with a receiving hopper, and the top end of the receiving hopper is sleeved at the bottom of the dry powder adding pipe.
[0006] The dry powder entering the dry powder adding pipe enters the gap between the grinding disc and the grinding sleeve through the receiving hopper, the grinding disc rotates to cooperate with the grinding sleeve to grind the dry powder, and the dry powder falls to the dispersing disc after grinding, and the dispersing disc rotates to uniformly disperse the dry powder into the preparation barrel under the action of centrifugal force.
[0007] Preferably, the surface of the top end of the dispersing disc is uniformly provided with a plurality of arc-shaped strips, and the arc-shaped strips disperse the dry powder to the periphery when the dispersing disc rotates.
[0008] Preferably, the top end of the grinding disc is provided with a hemispherical part, and the dry powder entering the dry powder adding pipe is uniformly dispersed to the circumference of the grinding disc by the hemispherical part.
[0009] Preferably, one side of the material receiving hopper is fixed with a second fixed rod, one end of the second fixed rod is connected with the inner wall of the preparation barrel, the rotating shaft is connected with the first fixed rod through a bearing, and the bottom end of the rotating shaft is provided with a first driving motor.
[0010] Preferably, the upper surface of the first fixed rod is provided in an arc shape, and the first fixed rod can disperse and slide down the dry powder when the dry powder falls.
[0011] Preferably, a stirring shaft is rotatably connected to the middle part of the inner side of the preparation barrel, the surface of the stirring shaft is fixed with stirring blades, the top end of the stirring shaft is provided with a second driving motor, one side of the bottom of the preparation barrel is provided with a discharging pipe, and the discharging pipe is provided with a discharging valve.
[0012] Beneficial effects: 1. The dry powder is ground by the cooperation of the grinding disc and the grinding sleeve, and then falls into the dispersion disc through the gap between the grinding disc and the grinding sleeve, and the dry powder is uniformly dispersed into the preparation barrel under the action of centrifugal force, so that the dry powder can be ground into large particles, and then uniformly dispersed into the preparation barrel, so that the hemodialysis solution for nephrology department can be prepared more uniformly.
[0013] 2. A plurality of arc-shaped strips are uniformly arranged on the surface of the top end of the dispersion disc, and the arc-shaped strips can guide the dry powder to be better dispersed to the periphery when the dispersion disc rotates.
[0014] 3. The dry powder entering through the dry powder adding pipe is uniformly guided and dispersed to the circumference of the grinding disc by the hemispherical part arranged at the top end of the grinding disc, so as to ensure the uniformity of the dry powder between the grinding disc and the grinding sleeve. BRIEF DESCRIPTION OF DRAWINGS
[0015] The accompanying drawings are used to provide a further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with embodiments of the present application, and do not constitute a limitation on the present application. In the drawings:
[0016] Figure 1 is a schematic diagram of the overall structure of the present application;
[0017] Figure 2 is a schematic diagram of the three-dimensional structure of the present application;
[0018] Figure 3 is a schematic diagram of the local three-dimensional structure of the present application;
[0019] Figure 4 is a schematic diagram of the local explosion structure of the present application;
[0020] The figure label: 1, preparation barrel; 2, dry powder adding pipe; 3, dispersion disc; 4, rotating shaft; 5, polishing disc; 6, polishing sleeve; 7, receiving hopper; 8, second fixing rod; 9, first fixing rod; 10, bearing; 11, first driving motor; 12, arc-shaped strip; 13, hemispherical part; 14, stirring shaft; 15, stirring blade; 16, second driving motor; 17, discharging pipe. DETAILED DESCRIPTION
[0021] The specific embodiments of the present application are further described in detail below with reference to the accompanying drawings. Figures 1-4 The specific embodiments of the present application are further described in detail below with reference to the accompanying drawings.
[0022] Embodiments, by Figures 1-4 The present application provides a kind of blood dialysis solution preparation equipment for nephrology, including preparation barrel 1, preparation of blood dialysis solution for nephrology is carried out in preparation barrel 1, the top of preparation barrel 1 One side is provided with dry powder adding pipe 2, the addition of dry powder is carried out when being prepared by the dry powder adding pipe 2 being set, first fixing rod 9 is installed on the inside top side wall of preparation barrel 1, one end of first fixing rod 9 is rotatably connected rotating shaft 4, the top of rotating shaft 4 is fixed dispersion disc 3, the top of dispersion disc 3 is parallelly installed with polishing disc 5, polishing disc 5 is externally sleeved with polishing sleeve 6, the gap between polishing disc 5 and polishing sleeve 6 is 0.4-0.6mm, it is convenient to polish dry powder, the top of polishing sleeve 6 is provided with receiving hopper 7, receiving hopper 7 top is externally sleeved in the bottom of dry powder adding pipe 2;
[0023] As Figure 1 , Figure 3 and Figure 4 As shown in the figure, the dry powder entering dry powder adding pipe 2 enters between polishing disc 5 and polishing sleeve 6 through receiving hopper 7, at this time, first driving motor 11 works to drive rotating shaft 4 to rotate dispersion disc 3 and polishing disc 5, polishing disc 5 rotates to polish the added dry powder in cooperation with polishing sleeve 6, after polishing, dry powder falls to dispersion disc 3 through the gap between polishing disc 5 and polishing sleeve 6, dispersion disc 3 rotates to uniformly disperse dry powder into preparation barrel 1 under the action of centrifugal force, so that the preparation of blood dialysis solution for nephrology can be more uniform.
[0024] A preferred scheme of the above embodiment: as Figure 3 and Figure 4 As shown in the figure, a plurality of arc-shaped strips 12 are uniformly arranged on the surface of the top of dispersion disc 3, when dispersion disc 3 rotates, arc-shaped strips 12 can better guide dry powder to disperse to the periphery.
[0025] Another preferred scheme of the above embodiment: as Figure 3 and Figure 4As shown, through the hemispherical part 13 provided at the top of the grinding disc 5, the dry powder entering through the dry powder inlet pipe 2 is evenly guided and dispersed to the circumference of the grinding disc 5 by the hemispherical part 13, ensuring the uniformity of the dry powder added between the grinding disc 5 and the grinding sleeve 6.
[0026] like Figure 1 As shown, a second fixing rod 8 is fixed on one side of the receiving hopper 7. One end of the second fixing rod 8 is fixedly connected to the inner wall of the mixing barrel 1. The rotating shaft 4 is connected to the first fixing rod 9 through the bearing 10. A first drive motor 11 for driving is installed at the bottom of the rotating shaft 4, which facilitates fixing the receiving hopper 7 through the second fixing rod 8 and installing the rotating shaft 4 through the first fixing rod 9.
[0027] By setting the upper surface of the first fixing rod 9 to be arc-shaped, the dry powder will be dispersed and slid down when the dry powder falls onto the first fixing rod 9, thus preventing the dry powder from accumulating on the surface of the first fixing rod 9.
[0028] like Figure 1 As shown, a stirring shaft 14 is rotatably connected to the middle of the inner side of the preparation tank 1. A stirring blade 15 is fixed on the surface of the stirring shaft 14. The stirring blade 15 stirs the material when the stirring shaft 14 rotates, thereby improving the uniformity and efficiency of the preparation of hemodialysis fluid for nephrology. A second drive motor 16 is installed at the top of the stirring shaft 14, which drives the stirring shaft 14. A discharge pipe 17 is installed on one side of the bottom of the preparation tank 1. The material is discharged through the discharge pipe 17. A discharge valve is installed on the discharge pipe 17 to control the discharge of material through the discharge pipe 17.
[0029] Those skilled in the art should connect all electrical components and their compatible power supplies in this case via wires. Appropriate controllers and encoders should be selected according to the actual situation to meet control requirements. The specific connection and control sequence should refer to the working principle described below, where the electrical components are connected in sequence. The detailed connection methods are well-known in the art. The following mainly introduces the working principle and process, and will not describe the electrical control further.
[0030] Finally, it should be noted that the above description is merely a preferred embodiment of this utility model and is not intended to limit the utility model. Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this utility model should be included within the protection scope of this utility model.
Claims
1. A hemodialysis solution preparation device for use in nephrology, comprising a preparation tank (1) provided with a dry powder addition pipe (2) on one side of the top of the preparation tank (1), characterized in that: The first fixed rod (9) is arranged on the inner top side wall of the preparation barrel (1), one end of the first fixed rod (9) is rotationally connected with a rotating shaft (4), the top end of the rotating shaft (4) is fixedly connected with a scattering disc (3), the top end of the scattering disc (3) is parallelly arranged with a polishing disc (5), the outer side of the polishing disc (5) is sleeved with a polishing sleeve (6), the gap between the polishing disc (5) and the polishing sleeve (6) is 0.4-0.6mm, the top end of the polishing sleeve (6) is provided with a receiving hopper (7), and the top end of the receiving hopper (7) is sleeved on the bottom of the dry powder adding pipe (2). The dry powder entering through the dry powder adding pipe (2) enters between the polishing disc (5) and the polishing sleeve (6) through the receiving hopper (7), the polishing disc (5) rotates to cooperate with the polishing sleeve (6) to polish, and the dry powder after polishing falls on the scattering disc (3), and the scattering disc (3) rotates to uniformly scatter the dry powder into the preparation barrel (1) under the action of centrifugal force.
2. The apparatus according to claim 1, wherein the apparatus is used for preparing a hemodialysis solution for internal medicine of kidney. The top end of the scattering disc (3) is uniformly provided with a plurality of arc-shaped strips (12), and the arc-shaped strips (12) scatter the dry powder to the periphery when the scattering disc (3) rotates.
3. The apparatus according to claim 1 or 2, wherein: The top end of the polishing disc (5) is provided with a hemispherical part (13), and the dry powder entering through the dry powder adding pipe (2) is uniformly scattered to the circumference of the polishing disc (5) by the hemispherical part (13).
4. The apparatus according to claim 3, wherein the apparatus is used for preparing a hemodialysis solution for internal medicine of kidney. One side of the receiving hopper (7) is fixedly connected with a second fixed rod (8), one end of the second fixed rod (8) is connected with the inner wall of the preparation barrel (1), the rotating shaft (4) is connected with the first fixed rod (9) through a bearing (10), and the bottom end of the rotating shaft (4) is provided with a first driving motor (11).
5. The apparatus according to claim 4, wherein the apparatus is used for preparing a hemodialysis solution for internal medicine of kidney. The upper surface of the first fixed rod (9) is arranged in an arc shape, and the first fixed rod (9) scatters and slides the dry powder when the dry powder falls.
6. The apparatus according to claim 5, wherein the apparatus is used for preparing a hemodialysis solution for internal medicine of kidney. The middle part of the inner side of the preparation barrel (1) is rotationally connected with a stirring shaft (14), the surface of the stirring shaft (14) is fixedly connected with a stirring blade (15), the top end of the stirring shaft (14) is provided with a second driving motor (16), one side of the bottom of the preparation barrel (1) is provided with a discharging pipe (17), and the discharging pipe (17) is provided with a discharging valve.