CN213432150U

CN213432150U - High-efficient hemodialysis filter

Info

Publication number: CN213432150U
Application number: CN202022077193.4U
Authority: CN
Inventors: 孙朋朋; 周后望
Original assignee: Nanjing Wuwei Health Management Co ltd
Current assignee: Nanjing Wuwei Health Management Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-06-15
Anticipated expiration: 2030-09-21

Abstract

The utility model discloses a high-efficient hemodialysis filter, including the hemodialysis filter, the hemodialysis filter includes that cartridge filter and symmetry install the closing cap of lower extreme on the cartridge filter, the cartridge filter is by the main section of thick bamboo, lantern ring one and lantern ring two are constituteed, the inside of main section of thick bamboo is provided with separating mechanism perpendicularly, separating mechanism includes that pole setting and cover inlay in a plurality of groups in the pole setting separate the sleeve pipe, the bottom of pole setting is fixed in lantern ring two and the upper end has seted up the interface, the separation sleeve pipe cover that is located the below inlays in the interface, overlap each other between adjacent two sets of separation sleeve pipes and inlay the installation, it is the syllogic structure and from the bottom up and has set gradually the inserted bar to. The utility model discloses it has the mechanism of carrying out the partition to the dialysis between the membrane to embed in the inside of filter, can with the even range of multiunit dialysis membrane in the inside of filter to guarantee the filterable effect of dialysis, reduce because pressure leads to the clearance undersize between the dialysis membrane and the obstructed condition of pore appears.

Description

High-efficient hemodialysis filter

Technical Field

The utility model relates to a hemodialysis filter technical field specifically is a high-efficient hemodialysis filter.

Background

Hemodialysis (HD) is one of the alternative treatments for the kidney of patients with acute and chronic renal failure. The method comprises the steps of draining blood in vivo to the outside of the body, enabling the blood and electrolyte solution (dialysate) with similar body concentration to be inside and outside one hollow fiber through a dialyzer consisting of a plurality of hollow fibers, and carrying out substance exchange through dispersion, ultrafiltration, adsorption and convection principles, so as to remove metabolic waste in the body and maintain the balance of electrolyte and acid and alkali; at the same time, the whole process of removing excess water from the body and returning the purified blood is called hemodialysis, which requires a dialysis treatment by means of a special hemodialysis device, among which the most important is the filter for the diafiltration of the blood.

However, the conventional hemodiafiltration filter has the following problems in use: (1) a plurality of groups of dialysis membranes are arranged in the hemodialysis filter for improving the dialysis effect, but the dialysis membranes are easy to lack sufficient space between the dialysis membranes due to external pressure in the process of common use, so that the dialysis effect of the dialysis membranes is influenced; (2) the existing filter for fusing the dialysis membrane is relatively fixed in structure and is inconvenient to split and clean. For this reason, a corresponding technical scheme needs to be designed to solve the existing technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient hemodialysis filter has solved hemodialysis filter and has built-in the dialysis membrane, carries out dialysis filtration to blood through the dialysis membrane, can be provided with multiunit dialysis membrane sometimes in order to improve the effect of dialysis, and nevertheless multiunit dialysis membrane receives external pressure at the in-process of used jointly and leads to lacking sufficient interval between the dialysis membrane easily, and influences the dialysis effect of dialysis membrane, this technical problem.

In order to achieve the above object, the utility model provides a following technical scheme: a high-efficiency hemodialysis filter comprises a hemodialysis filter, the hemodialysis filter comprises a filter cartridge and sealing covers symmetrically arranged at the upper end and the lower end of the filter cartridge, the filter cartridge comprises a main cylinder, a first lantern ring and a second lantern ring, a separation mechanism is vertically arranged inside the main cylinder and comprises a vertical rod and a plurality of groups of separation sleeves embedded in the vertical rod, the bottom of the vertical rod is fixed on the second lantern ring, the upper end of the vertical rod is provided with a butt joint, the separation sleeves positioned below are embedded in the butt joint in a sleeved mode, two adjacent groups of separation sleeves are embedded and installed mutually, the separation sleeves are of a three-section structure and are sequentially provided with an inserted bar, a separation pipe and a main pipe from bottom to top, the inserted bar, the separation pipe and the main pipe are integrally formed, a dialysis membrane is arranged between the inserted bar and the separation pipe, the first lantern ring and the second lantern ring are respectively fixed at the upper end, and the two groups of sealing covers are respectively sleeved and embedded in the first lantern ring and the second lantern ring, and drainage pipe orifices are arranged on the surfaces of the first lantern ring and the second lantern ring.

As an optimal implementation mode of the utility model, the inboard machine-shaping mount pad of the lantern ring two, set up the installing port in the mount pad, the lower extreme screw thread of pole setting is fixed in the installing port.

As a preferred embodiment of the utility model, a processing shaping spacing dish between inserted bar and the branch spacer tube, the dialysis membrane is located spacing dish.

As an embodiment of the present invention, the separating tube is made of soft material and has a plurality of sub-rings, and two adjacent sub-rings are equally spaced and integrally formed into a spring-like structure.

As a preferred embodiment of the utility model, be located the top be provided with the top cap the person in charge top, the top cap screw thread is fixed in and is responsible for on and the top be ARC structure.

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

1. this scheme embeds in the inside of filter has carries out the divided mechanism to between the dialysis membrane, can be with the even range of multiunit dialysis membrane in the inside of filter to guarantee the filterable effect of dialysis, reduce because pressure leads to the situation appearance that pore blocked appears in the gap undersize between the dialysis membrane.

2. The device for separating the dialysis membrane adopts a detachable design mode, so that the device is convenient to mount and dismount and is convenient to clean.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is a second structural view of the lantern ring of the present invention;

FIG. 3 is a structural diagram of the separating mechanism of the present invention;

fig. 4 is a structural diagram of the upright rod of the present invention;

fig. 5 is a structure diagram of the separation sleeve of the present invention.

In the figure, 1, sealing cover; 2. a main barrel; 3. a lantern ring I; 4. a second lantern ring; 5. erecting a rod; 6. a spacer sleeve; 7. a butt joint port; 8. inserting a rod; 9. a separation tube; 10. a main pipe; 11. a dialysis membrane; 12. butt-joint pipes; 13. a drainage tube orifice; 14. a mounting seat; 15. a limiting disc; 16. a sub-ring; 17. and a top cover.

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 high-efficiency hemodialysis filter comprises a hemodialysis filter, the hemodialysis filter comprises a filter cartridge and sealing caps 1 symmetrically arranged at the upper end and the lower end of the filter cartridge, the filter cartridge comprises a main cylinder 2, a first lantern ring 3 and a second lantern ring 4, a separation mechanism is vertically arranged in the main cylinder 2 and comprises upright rods 5 and a plurality of groups of separation sleeves 6 sleeved on the upright rods 5, the bottoms of the upright rods 5 are fixed on the second lantern ring 4, the upper ends of the upright rods 5 are provided with butt joints 7, the separation sleeves 6 positioned below are sleeved in the butt joints 7, two adjacent groups of separation sleeves 6 are mutually sleeved and embedded, each separation sleeve 6 is of a three-section structure and is sequentially provided with an inserted bar 8, a separation tube 9 and a main tube 10 from bottom to top, the inserted bar 8, the separation tube 9 and the main tube 10 are integrally formed, a dialysis membrane 11 is arranged between the inserted bar 8 and the separation tube 9, the first lantern ring 3 and the second lantern ring 4 are respectively fixed at the, two sets of closing caps 1 cover respectively and inlay in lantern ring one 3 and lantern ring two 4 and the surface all installs drainage pipe mouth 13.

Further improved, as shown in fig. 2: the inboard machine-shaping mount pad 14 of the second 4 lantern ring has seted up the installing port in the mount pad 14, and the lower extreme screw thread of pole setting 5 is fixed in the installing port, is convenient for install and the butt joint pole setting 5, conveniently divides the breakdown.

Further improved, as shown in fig. 5: a limiting disc 15 is formed between the inserted rod 8 and the separating tube 9 in a machining mode, the dialysis membrane 11 is located on the limiting disc 15, and limiting treatment can be carried out on the dialysis membrane 11 through the limiting disc 15.

Further improved, as shown in fig. 5: the separating tube 9 is made of soft materials, a plurality of groups of sub-rings 16 are formed on the surface of the separating tube, two adjacent groups of sub-rings 16 are arranged at equal intervals and are integrally in a spring-shaped structure, and the design mode can better separate two adjacent groups of dialysis membranes 11.

Specifically, a top cover 17 is arranged above the main pipe 10 at the top, and the top cover 17 is fixed on the main pipe 10 in a threaded manner and has a cambered surface structure at the top.

When in use: the utility model discloses carry out the cellular-type with dialysis membrane 11 before hemodialysis filter uses and place the processing, be fixed in the mount pad 14 with pole setting 5 screw threads, then place a set of partition sleeve pipe 6 and place a set of dialysis membrane 11 on spacing dish 15, then with the second group partition sleeve pipe 6 butt joint in being responsible for 10, and place a set of dialysis membrane 11 on spacing dish 15, dock the installation according to above-mentioned mode, thereby reach the purpose to multiunit dialysis membrane divided, at last with lantern ring two 4 screw thread fixing on the main section of thick bamboo 2.

Finally, it should be noted that: 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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A high efficiency hemodialysis filter, comprising a hemodialysis filter, characterized in that: the hemodialysis filter comprises a filter cartridge and sealing covers (1) symmetrically arranged at the upper end and the lower end of the filter cartridge, the filter cartridge is composed of a main cylinder (2), a first lantern ring (3) and a second lantern ring (4), a separation mechanism is vertically arranged inside the main cylinder (2), the separation mechanism comprises a vertical rod (5) and a plurality of groups of separation sleeves (6) sleeved on the vertical rod (5), the bottom of the vertical rod (5) is fixed on the second lantern ring (4), a butt joint port (7) is arranged at the upper end of the vertical rod, the separation sleeves (6) positioned below are sleeved in the butt joint port (7), two adjacent groups of separation sleeves (6) are mutually sleeved and embedded, the separation sleeves (6) are of a three-section structure, and are sequentially provided with an inserted rod (8), a separation tube (9) and a main tube (10) from bottom to top, the inserted rod (8), the separation tube (9) and the main tube (10, be provided with dialysis membrane (11) between inserted bar (8) and branch spacer (9), lantern ring (3) and lantern ring two (4) threaded fixation all install butt joint pipe (12) in the upper and lower end and one side of main section of thick bamboo (2) respectively, two sets of closing cap (1) overlaps respectively and inlays and all installs drainage mouth of pipe (13) in lantern ring (3) and lantern ring two (4) and surface.

2. The high efficiency hemodialysis filter of claim 1, wherein: and the inner side of the second lantern ring (4) is processed and formed into a mounting seat (14), a mounting opening is formed in the mounting seat (14), and the lower end of the upright rod (5) is fixed in the mounting opening through threads.

3. The high efficiency hemodialysis filter of claim 1, wherein: a limiting disc (15) is formed between the inserted rod (8) and the separating tube (9) in a machining mode, and the dialysis membrane (11) is located on the limiting disc (15).

4. The high efficiency hemodialysis filter of claim 3, wherein: the separating pipe (9) is made of soft materials, a plurality of groups of sub-rings (16) are formed on the surface of the separating pipe, and two adjacent groups of sub-rings (16) are arranged at equal intervals and are integrally in a spring-shaped structure.

5. The high efficiency hemodialysis filter of claim 1, wherein: the top cover (17) is arranged above the main pipe (10) and positioned at the top, the top cover (17) is fixed on the main pipe (10) in a threaded manner, and the top is of an arc surface structure.