CN216725417U - Precise infusion apparatus with adjustable filter membrane aperture - Google Patents
Precise infusion apparatus with adjustable filter membrane aperture Download PDFInfo
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- CN216725417U CN216725417U CN202121303026.5U CN202121303026U CN216725417U CN 216725417 U CN216725417 U CN 216725417U CN 202121303026 U CN202121303026 U CN 202121303026U CN 216725417 U CN216725417 U CN 216725417U
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- filter membrane
- aperture
- infusion apparatus
- hole
- adjustable
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Abstract
The precise infusion apparatus with the adjustable filter membrane aperture comprises an infusion apparatus body, wherein a first tube body is arranged on the infusion apparatus body in an assembled mode, a second tube body is sleeved in the first tube body, and an aperture adjusting mechanism for adjusting the diameter of a through hole of a medicine through the first tube body and the second tube body by rotating the first tube body is formed in the end face, contacted with the second tube body, of the first tube body. During infusion, when large-particle medicines are input, the first pipe body is rotated to enable the aperture adjusting mechanism to use the through hole with the large diameter to transport the large-particle medicines, and when small-particle medicines are input, the first pipe body is rotated to enable the aperture adjusting mechanism to use the through hole with the small diameter to transport the small-particle medicines; the through holes with different diameters can be used for transporting medicines with different diameters through the aperture adjusting mechanism, the infusion apparatus does not need to be replaced, and the operation is simple and convenient.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a precise infusion apparatus with an adjustable filter membrane aperture.
Background
In the process of infusion, infusion reaction happens occasionally, except bacterial pollution reaction and pyrogen reaction, particle pollution reaction caused by insoluble particles is more and more emphasized by people, and the use of a precise filtering infusion set is an effective measure for reducing infusion reaction; when a precise infusion apparatus is used for infusion, the diameter of part of the medicine is too large, an ordinary infusion apparatus or an infusion apparatus with a large filter membrane aperture is needed for infusion, and the needle needs to be pricked again when the infusion apparatus is replaced, which is troublesome.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of overcoming the defects of the prior art and provides a precise infusion apparatus with an adjustable filter membrane aperture, which is simple and convenient in aperture adjustment and wide in application range.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the precise infusion apparatus with the adjustable filter membrane aperture comprises an infusion apparatus body, wherein a first tube body is arranged on the infusion apparatus body in an assembled mode, a second tube body is sleeved in the first tube body, and an aperture adjusting mechanism for adjusting the diameter of a through hole of a medicine through the first tube body and the second tube body by rotating the first tube body is formed in the end face, contacted with the second tube body, of the first tube body.
The aperture adjusting mechanism comprises a first filter membrane and a second filter membrane, the first filter membrane is formed on the first tube body, and the second filter membrane is formed in the second tube body and close to the first filter membrane.
The first filter membrane is provided with a first through hole and a second through hole in a forming mode, and the second filter membrane is provided with a second through hole in a forming mode.
And a rotary positioning mechanism is formed on the side surface of the first pipe body, which is in contact with the second pipe body.
The rotary positioning mechanism comprises an arc-shaped boss and an arc-shaped groove, the arc-shaped boss is formed on the first pipe body, and the arc-shaped groove matched with the arc-shaped boss is formed in the second pipe body.
And a sealing mechanism is arranged at the circumference of the end face of the first pipe body, which is contacted with the second pipe body.
The sealing mechanism comprises a sealing ring groove and a sealing ring, the sealing ring groove is formed in the circumferential position where the second filter membrane is in contact with the first pipe body, and the sealing ring is arranged in the sealing ring groove.
And an annular tip for pressing the sealing ring is formed on the first pipe body.
Compared with the prior art, the utility model has the advantages that: during infusion, when large-particle medicines are input, the first pipe body is rotated to enable the aperture adjusting mechanism to use the through hole with the large diameter to transport the large-particle medicines, and when small-particle medicines are input, the first pipe body is rotated to enable the aperture adjusting mechanism to use the through hole with the small diameter to transport the small-particle medicines; through the aperture adjusting mechanism, the through holes with different diameters can be used for transporting the medicines with different diameters, the infusion apparatus does not need to be replaced, and the operation is simple and convenient.
Drawings
FIG. 1 is a perspective view of a precision infusion apparatus with an adjustable filter membrane aperture according to the present invention;
FIG. 2 is a sectional view (first working state) of the precision infusion set with adjustable filter membrane aperture of the utility model;
FIG. 3 is a sectional view (second working state) of the precision infusion apparatus with adjustable filter membrane aperture of the utility model;
FIG. 4 is a perspective view of a first tube of the precision infusion apparatus with an adjustable filter membrane aperture of the utility model;
FIG. 5 is a perspective view of a second tube of the precision infusion apparatus with an adjustable filter membrane aperture.
The reference numerals in the figures denote:
1. a first pipe body; 2. a second tube body; 3. an aperture adjustment mechanism; 31. a first filter membrane; 32. a second filter membrane; 33. a first through hole; 34. a second through hole; 4. a rotary positioning mechanism; 41. an arc-shaped boss; 42. an arc-shaped groove; 5. a sealing mechanism; 51. sealing the ring groove; 52. a seal ring; 53. a ring-shaped tip.
Detailed Description
The utility model will be described in further detail below with reference to the drawings and specific examples.
Fig. 1 to 5 show an embodiment of a precision infusion apparatus with an adjustable filter membrane aperture according to the present invention, which comprises an infusion apparatus body, wherein the infusion apparatus body is provided with a first tube 1, a second tube 2 is sleeved in the first tube 1, and an aperture adjusting mechanism 3 for adjusting the diameter of a through hole of a drug passing through the first tube 1 and the second tube 2 by rotating the first tube 1 is formed on the end surface of the first tube 1 contacting with the second tube 2. When infusion is carried out, when large-particle medicines are input, the first pipe body 1 is rotated to enable the aperture adjusting mechanism 3 to use the through hole with the large diameter to transport the large-particle medicines, and when small-particle medicines are input, the first pipe body 1 is rotated to enable the aperture adjusting mechanism 3 to use the through hole with the small diameter to transport the small-particle medicines; the through holes with different diameters can be used for transporting medicines with different diameters through the aperture adjusting mechanism 3, the infusion apparatus does not need to be replaced, and the operation is simple and convenient.
In this embodiment, the aperture adjusting mechanism 3 includes a first filter membrane 31 and a second filter membrane 32, the first filter membrane 31 is formed on the first tube 1, and the second filter membrane 32 is formed in the second tube 2 near the first filter membrane 31. The first filter membrane 31 can be driven to rotate by rotating the first tube 1, so that the relative positions of the first filter membrane 31 and the second filter membrane 32 are changed.
In this embodiment, the first filter membrane 31 is formed with a first through hole 33 and a second through hole 34, and the second filter membrane 32 is formed with a second through hole 34. For example, four first through holes 33 are uniformly distributed on the first filter membrane 31 in the same circumferential direction, a second through hole 34 is arranged between every two adjacent first through holes 33, four second through holes 34 are uniformly distributed on the second filter membrane 32 in the same circumferential direction, and when the positions of the four second through holes 34 on the first filter membrane 31 correspond to the positions of the four second through holes 34 on the second filter membrane 32, large-particle medicines can be transported; when the four first through holes 33 on the first filter membrane 31 correspond to the four second through holes 34 on the second filter membrane 32 one by one, small-particle medicines can be transported, and when the diameter of the medicines is too large, the transfusion device does not need to be replaced, so that the operation is simple and convenient.
In this embodiment, a rotary positioning mechanism 4 is formed on the side surface of the first tube 1 contacting the second tube 2. Can prevent through rotational positioning mechanism 4 that first body 1 from droing in the second body 2 to when rotatory first body 1, can realize rotation angle's visualization through rotational positioning mechanism 4, easy operation is convenient.
In this embodiment, the rotary positioning mechanism 4 includes an arc-shaped boss 41 and an arc-shaped groove 42, the arc-shaped boss 41 is formed on the first pipe body 1, and the arc-shaped groove 42 matched with the arc-shaped boss 41 is formed in the second pipe body 2. For example, the shaping has the fillet to be 45 arc boss 41 on the side of first body 1 and the contact of second body 2, set up on the inner wall of second body 2 with arc boss 41 assorted fillet be 90 arc recess 42, the fillet angle of arc boss 41 is half of arc recess 42 fillet angle, when arc boss 41 is in half position department in arc recess 42, can transport large granule medicine, when arc boss 41 is in another half position department in arc recess 42, can transport the tiny particle medicine, be convenient for medical staff distinguishes large granule through-hole and tiny particle through-hole in the use, and easy operation is convenient.
In this embodiment, the sealing mechanism 5 is installed at the circumference of the end face where the first pipe 1 contacts with the second pipe 2. Preventing the occurrence of medical adverse accidents caused by the leakage of the medicine and the communication with the outside air.
In this embodiment, the sealing mechanism 5 includes a sealing ring groove 51 and a sealing ring 52, the sealing ring groove 51 is opened at the circumference where the second filter membrane 32 contacts with the first pipe body 1, and the sealing ring 52 is installed in the sealing ring groove 51. The sealing ring 52 is arranged in the sealing ring groove 51, so that the medicine is prevented from leaking and communicating with the outside air to cause adverse medical accidents.
In this embodiment, the first tubular body 1 is formed with an annular tip 53 that presses the seal ring 52. The sealing performance can be further improved by pressing the sealing ring 52 through the ring-shaped tip 53, and the occurrence of medical malpractice due to leakage of the medicine and communication with the outside air can be prevented.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make numerous possible variations and modifications to the present invention, or modify equivalent embodiments to equivalent variations, without departing from the scope of the utility model, using the teachings disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.
Claims (7)
1. The utility model provides a precision transfusion system of filter membrane aperture adjustable, includes the transfusion system body, its characterized in that: the infusion apparatus body facial make-up is equipped with first body (1), second body (2) have cup jointed in first body (1), the shaping has aperture adjustment mechanism (3) through the through-hole diameter of first body (1) and second body (2) to adjust the medicine through rotatory first body (1) on the terminal surface that first body (1) and second body (2) contacted, aperture adjustment mechanism (3) include first filter membrane (31) and second filter membrane (32), the shaping has first filter membrane (31) on first body (1), in second body (2) in the shaping of being close to first filter membrane (31) department have second filter membrane (32).
2. The precision infusion set with the filter membrane with the adjustable aperture according to claim 1, wherein: a first through hole (33) and a second through hole (34) are formed in the first filter membrane (31), and a second through hole (34) is formed in the second filter membrane (32).
3. The precision infusion set with the filter membrane with the adjustable aperture according to claim 1, wherein: and a rotary positioning mechanism (4) is formed on the side surface of the first pipe body (1) contacted with the second pipe body (2).
4. The precision infusion apparatus with adjustable filter membrane pore size according to claim 3, wherein: rotatory positioning mechanism (4) are including arc boss (41) and arc recess (42), the last shaping of first body (1) has arc boss (41), the shaping has arc recess (42) with arc boss (41) assorted in second body (2).
5. The precision infusion apparatus with the filter membrane aperture adjustable according to claim 1, wherein: and a sealing mechanism (5) is arranged at the circumference of the end surface of the first pipe body (1) contacted with the second pipe body (2).
6. The precision infusion apparatus with the filter membrane aperture adjustable according to claim 5, wherein: sealing mechanism (5) are including sealed annular groove (51) and sealing washer (52), sealed annular groove (51) have been seted up to circumference department that second filter membrane (32) and first body (1) contacted, built-in sealing washer (52) that are equipped with in sealed annular groove (51).
7. The precision infusion set with the filter membrane with the adjustable aperture according to claim 6, wherein: an annular tip (53) for pressing the sealing ring (52) is formed on the first pipe body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121303026.5U CN216725417U (en) | 2021-06-10 | 2021-06-10 | Precise infusion apparatus with adjustable filter membrane aperture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121303026.5U CN216725417U (en) | 2021-06-10 | 2021-06-10 | Precise infusion apparatus with adjustable filter membrane aperture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216725417U true CN216725417U (en) | 2022-06-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121303026.5U Active CN216725417U (en) | 2021-06-10 | 2021-06-10 | Precise infusion apparatus with adjustable filter membrane aperture |
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| Country | Link |
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| CN (1) | CN216725417U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116099076A (en) * | 2023-02-23 | 2023-05-12 | 浙江灵洋医疗器械有限公司 | Precise filtering transfusion device |
-
2021
- 2021-06-10 CN CN202121303026.5U patent/CN216725417U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116099076A (en) * | 2023-02-23 | 2023-05-12 | 浙江灵洋医疗器械有限公司 | Precise filtering transfusion device |
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