CN217077073U - Improved generation is water treatment membrane device for hemodialysis - Google Patents
Improved generation is water treatment membrane device for hemodialysis Download PDFInfo
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- CN217077073U CN217077073U CN202221021320.1U CN202221021320U CN217077073U CN 217077073 U CN217077073 U CN 217077073U CN 202221021320 U CN202221021320 U CN 202221021320U CN 217077073 U CN217077073 U CN 217077073U
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Abstract
The utility model discloses an improved water treatment membrane device for hemodialysis, which comprises a membrane main body, wherein a pure water pipe is fixedly connected at the center in the membrane main body, a plurality of water holes are arranged at equal intervals in the circumferential direction of the outer wall of the pure water pipe positioned in the membrane main body, a first filtering membrane and a second filtering membrane are sequentially and fixedly connected between the pure water pipe and the inner wall of the membrane main body, the two ends of the membrane main body are respectively and fixedly connected and communicated with a first mounting head and a second mounting head, one end of the pure water pipe close to the first mounting head is fixedly connected with a sealing mechanism, the sealing mechanism comprises a sealing shell fixedly connected with the pure water pipe, a first sealing part and a second sealing part are respectively arranged in the sealing shell, the first sealing part comprises a first sealing gasket abutted against the end face of the pure water pipe, the second sealing part comprises a second sealing gasket abutted against the side wall of the pure water pipe, the improved water treatment membrane device for hemodialysis is characterized in that the improved water treatment membrane device is fixedly connected with the sealing shell at one end of the pure water pipe, the pure water pipe is additionally sealed to prevent pure water leakage.
Description
Technical Field
The utility model relates to a hemodialysis equipment field especially relates to an improved generation is water treatment membrane device for hemodialysis.
Background
In hemodialysis, the dialysate is in direct contact with the blood of a patient through a dialyzer ultrafiltration membrane, and the dialyzer needs to continuously suck dialysis water to dilute the dialysate. The indexes of bacteria, endotoxin and the like contained in the dialysate are concerned with the dialysis curative effect and even life safety of patients. Therefore, the quality of water for dialysis is one of the keys to the treatment effect and life safety of patients.
The purification of water for dialysis is mainly prepared by using a water treatment membrane device for hemodialysis in a centralized manner, and then the water is conveyed to each dialysis machine, while the existing water treatment membrane device for hemodialysis is in use, after the preparation of pure water is completed, a sealing device is lacked between the pure water and an installation head, so that the prepared pure water is easy to leak, and unfiltered water is easy to enter a pure water pipe to cause impurities to be doped in the pure water, therefore, an improved water treatment membrane device for hemodialysis is urgently needed to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an improved generation is water treatment membrane device for hemodialysis to solve the problem that above-mentioned prior art exists.
In order to achieve the above object, the utility model provides a following scheme: the utility model provides an improved generation hemodialysis is with water treatment membrane device, including the membrane main part, the center rigid coupling has the pure water pipe in the membrane main part, the both ends of pure water pipe stretch out to the outside of membrane main part, lie in the membrane main part the outer wall circumference of pure water pipe is equidistant to be equipped with a plurality of water holes, the pure water pipe with rigid coupling has first filtration membrane and second filtration membrane between the membrane main part inner wall in proper order, the both ends of membrane main part rigid coupling respectively and intercommunication have first installation head and second installation head, first installation head and outside inlet tube intercommunication, the pure water pipe is close to one end rigid coupling of first installation head has sealing mechanism, sealing mechanism is located in the first installation head, sealing mechanism include with the sealed shell of pure water pipe rigid coupling, be equipped with first sealing and second sealing in the sealed shell respectively, first sealing include with the first sealed pad of the terminal surface butt of pure water pipe, the second sealing part comprises a second sealing gasket abutted with the side wall of the plain water pipe, and one of the plain water pipes close to the second mounting head extends to the outer side of the second mounting head.
Preferably, be equipped with first recess in the sealed shell, first recess with the pure water pipe looks adaptation, first sealing is still including setting up the second recess of first recess inner wall, the embedded first sealed pad that is equipped with of second recess, first sealed pad with the port butt of pure water pipe.
Preferably, the second sealing part comprises a third groove arranged on the side wall of the first groove, the second sealing gasket is arranged in the third groove, and the second sealing gasket is abutted against the side wall of the plain water pipe.
Preferably, sealing mechanism still includes the symmetry and sets up locking portion in the first recess, locking portion with the pure water pipe rigid coupling, locking portion sets up including the symmetry the fourth recess of first recess lateral wall, the rigid coupling has the one end of spring in the fourth recess, the other end rigid coupling of spring has the stopper, be equipped with the spout in the fourth recess, the stopper with spout sliding connection, the lateral wall symmetry of pure water pipe is equipped with the fifth recess, the stopper with fifth recess looks adaptation.
Preferably, one side of the limiting block, which is close to the side wall of the pure water pipe, is provided with an inclined plane.
Preferably, a first water inlet channel is arranged between the pure water pipe and the first filtering membrane.
Preferably, a water inlet separation net is arranged between the first filtering membrane and the second filtering membrane.
Preferably, a water outlet is arranged on the outer side of the second mounting head.
The utility model discloses a following technological effect: the water is led into the membrane main body through the first mounting head through the external water inlet, harmful substances and impurities in the water are filtered through the first filtering membrane and the second filtering membrane, the pure water enters the pure water pipe through the water hole, the sealing shell is fixedly connected to one side, close to the first mounting head, of the pure water pipe, the first sealing shell is internally provided with the first sealing gasket and the second sealing gasket, one end of the pure water pipe is sealed, meanwhile, the pure water can be prevented from seeping out of the first mounting head, the pure water flows out of the membrane main body along the other end, and flows into external equipment communicated with the pure water pipe. The utility model discloses an improved generation is water treatment membrane device for hemodialysis is through the sealed shell of one end rigid coupling at the pure water pipe, and the increase is sealed the pure water pipe, prevents to take place the pure water seepage.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
FIG. 1 is a schematic structural view of an improved hemodialysis water treatment membrane device of the present invention;
FIG. 2 is a schematic view of the structure of the sealing shell and the pure water pipe;
FIG. 3 is an enlarged view of a portion of FIG. 2;
wherein: 1. a film body; 2. a pure water pipe; 3. a water pore; 4. a first filter membrane; 5. a second filter membrane; 6. a first mounting head; 7. a second mounting head; 8. sealing the shell; 9. a first gasket; 10. a second gasket; 11. a first groove; 12. a second groove; 13. a third groove; 14. a fourth groove; 15. a spring; 16. a limiting block; 17. a chute; 18. a fifth groove; 19. a first water inlet channel; 20. a water inlet separation net; 21. and (7) a water outlet.
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.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
Referring to fig. 1-3, the utility model provides an improved water treatment membrane device for hemodialysis, comprising a membrane main body 1, a pure water pipe 2 fixedly connected to the center of the membrane main body 1, both ends of the pure water pipe 2 extending to the outside of the membrane main body 1, a plurality of water holes 3 arranged at equal intervals on the outer wall of the pure water pipe 2 in the membrane main body 1, a first filter membrane 4 and a second filter membrane 5 fixedly connected in sequence between the pure water pipe 2 and the inner wall of the membrane main body 1, the first filter membrane 4 and the second filter membrane 5 are aromatic polyamide membrane composite membranes, both ends of the membrane main body 1 are respectively fixedly connected and communicated with a first mounting head 6 and a second mounting head 7, the first mounting head 6 is communicated with an external water inlet pipe, a sealing mechanism is fixedly connected to one end of the pure water pipe 2 close to the first mounting head 6, the sealing mechanism is arranged in the first mounting head 6, the sealing mechanism comprises a sealing shell 8 fixedly connected with the pure water pipe 2, the first sealing part and the second sealing part are respectively arranged in the sealing shell 8, the first sealing part comprises a first sealing gasket 9 abutted against the end face of the pure water pipe 2, the second sealing part comprises a second sealing gasket 10 abutted against the side wall of the pure water pipe 2, and one end of the pure water pipe 2 close to the second mounting head 7 extends out of the second mounting head 7.
Water is introduced into the membrane main body 1 through the first mounting head 6 through the external water inlet, harmful substances and impurities in the water are filtered through the first filtering membrane 4 and the second filtering membrane 5, pure water enters the pure water pipe 2 through the water hole 3, the pure water pipe 2 is fixedly connected with the sealing shell 8 at one side close to the first mounting head 6, the first sealing shell 8 is internally provided with the first sealing gasket 9 and the second sealing gasket 10, one end of the pure water pipe 2 is sealed, meanwhile, the pure water can be prevented from seeping into the first mounting head 6, and the pure water flows out of the membrane main body 1 along the other end and flows into external equipment communicated with the pure water pipe 2.
Further optimize the scheme, be equipped with first recess 11 in the sealed shell 2, first recess 11 and pure water pipe 2 looks adaptation, first sealing still including setting up the second recess 12 at first recess 11 inner wall, the embedded first sealed pad 9 that is equipped with of second recess 12, the port butt of first sealed pad 9 and pure water pipe 2.
The shape of the first groove 11 is adapted to the shape of the deionized water pipe 2 so as to seal the end face of the deionized water pipe 2 by the first packing 9.
In a further optimized scheme, the second sealing part comprises a third groove 13 arranged on the side wall of the first groove 11, a second sealing gasket 10 is arranged in the third groove 13, and the second sealing gasket 10 is abutted against the side wall of the deionized water pipe 2.
The third groove 13 is circumferentially arranged on the side wall of the first groove 11, the second sealing gasket 10 is embedded in the third groove 13, the side wall of the pure water pipe 2 is sealed, and the situation that the first sealing gasket 9 fails and pure water flows out along the gap between the pure water pipe 2 and the sealing shell 8 is prevented.
Further optimize the scheme, sealing mechanism still includes the symmetry and sets up the locking portion in first recess 11, locking portion and pure water pipe 2 rigid coupling, locking portion sets up the fourth recess 14 at first recess 11 lateral wall including the symmetry, the rigid coupling has the one end of spring 15 in the fourth recess 14, the other end rigid coupling of spring 15 has stopper 16, be equipped with spout 17 in the fourth recess 14, stopper 16 and spout sliding connection, the lateral wall symmetry of pure water pipe 2 is equipped with fifth recess 18, stopper 16 and fifth recess 18 looks adaptation.
In a further optimized scheme, an inclined plane is arranged on one side of the limit block 16 close to the side wall of the pure water pipe 2.
Through setting up the locking portion, fix sealed shell 8 and pure water pipe 2, when penetrating pure water pipe 2 with sealed shell 8, through setting the lateral wall with stopper 16 to the inclined plane, be convenient for stopper 16 slide along spout 17 and penetrate pure water pipe 2 with sealed shell 8, slide to fifth recess 18 back at stopper 16, push stopper 16 into fifth recess 18 under the effect of spring 15 in, at this moment, the terminal surface of first recess 11 and the terminal surface laminating of pure water pipe 2, and carry on spacingly through stopper 16 to sealed shell 8, make it can not follow pure water pipe 2 roll-off.
In a further optimized scheme, a first water inlet channel 19 is arranged between the pure water pipe 2 and the first filtering membrane 4. The filtered pure water can conveniently enter the pure water pipe 2.
In a further optimized scheme, a water inlet separation net 20 is arranged between the first filtering membrane 4 and the second filtering membrane 5. Further facilitating the filtration of the water.
In a further optimized scheme, the water outlet 21 is formed in the outer side of the second mounting head 7, so that filtered waste water can be discharged conveniently.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not 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 therefore, should not be construed as limiting the present invention.
The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.
Claims (8)
1. An improved generation is water treatment membrane device for hemodialysis which characterized in that: comprises a membrane main body (1), a pure water pipe (2) is fixedly connected to the inner center of the membrane main body (1), a plurality of water holes (3) are arranged at equal intervals in the circumferential direction of the outer wall of the pure water pipe (2) and extend out of the two ends of the pure water pipe (2) to the outer side of the membrane main body (1), a first filtering membrane (4) and a second filtering membrane (5) are fixedly connected between the pure water pipe (2) and the inner wall of the membrane main body (1) in sequence, a first mounting head (6) and a second mounting head (7) are respectively and fixedly connected to the two ends of the membrane main body (1), the first mounting head (6) is communicated with an external water inlet pipe, a sealing mechanism is fixedly connected to one end, close to the first mounting head (6), of the pure water pipe (2), and is positioned in the first mounting head (6), and the sealing mechanism comprises a sealing shell (8) fixedly connected with the pure water pipe (2), be equipped with first sealing and second sealing in sealed shell (8) respectively, first sealing include with the first sealed pad (9) of the terminal surface butt of pure water pipe (2), the second sealing include with the sealed pad (10) of the second of the lateral wall butt of pure water pipe (2), pure water pipe (2) are close to the one end of second installation head (7) is stretched out to the outside of second installation head (7).
2. An improved water treatment membrane device for hemodialysis as set forth in claim 1, wherein: be equipped with first recess (11) in sealed shell (8), first recess (11) with pure water pipe (2) looks adaptation, first sealing is still including setting up second recess (12) of first recess (11) inner wall, embedded being equipped with in second recess (12) first sealed pad (9), first sealed pad (9) with the port butt of pure water pipe (2).
3. An improved hemodialysis water treatment membrane device, as set forth in claim 2, wherein: the second sealing part comprises a third groove (13) arranged on the side wall of the first groove (11), the second sealing gasket (10) is arranged in the third groove (13), and the second sealing gasket (10) is abutted to the side wall of the pure water pipe (2).
4. A water treatment membrane device for improved hemodialysis according to claim 3, wherein: sealing mechanism still includes the symmetry and sets up locking portion in first recess (11), locking portion with pure water pipe (2) rigid coupling, locking portion sets up including the symmetry fourth recess (14) of first recess (11) lateral wall, the rigid coupling has the one end of spring (15) in fourth recess (14), the other end rigid coupling of spring (15) has stopper (16), be equipped with spout (17) in fourth recess (14), stopper (16) with spout sliding connection, the lateral wall symmetry of pure water pipe (2) is equipped with fifth recess (18), stopper (16) with fifth recess (18) looks adaptation.
5. An improved water treatment membrane device for hemodialysis as set forth in claim 4, wherein: and an inclined plane is arranged on one side of the limiting block (16) close to the side wall of the pure water pipe (2).
6. An improved water treatment membrane device for hemodialysis as set forth in claim 1, wherein: a first water inlet channel (19) is arranged between the pure water pipe (2) and the first filtering membrane (4).
7. An improved water treatment membrane device for hemodialysis as set forth in claim 1, wherein: and a water inlet separation net (20) is arranged between the first filtering membrane (4) and the second filtering membrane (5).
8. An improved water treatment membrane device for hemodialysis as set forth in claim 1, wherein: a water outlet (21) is arranged on the outer side of the second mounting head (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221021320.1U CN217077073U (en) | 2022-04-29 | 2022-04-29 | Improved generation is water treatment membrane device for hemodialysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221021320.1U CN217077073U (en) | 2022-04-29 | 2022-04-29 | Improved generation is water treatment membrane device for hemodialysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217077073U true CN217077073U (en) | 2022-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221021320.1U Active CN217077073U (en) | 2022-04-29 | 2022-04-29 | Improved generation is water treatment membrane device for hemodialysis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217077073U (en) |
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2022
- 2022-04-29 CN CN202221021320.1U patent/CN217077073U/en active Active
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