CN205667667U - Novel infusion filter - Google Patents
Novel infusion filter Download PDFInfo
- Publication number
- CN205667667U CN205667667U CN201620397294.0U CN201620397294U CN205667667U CN 205667667 U CN205667667 U CN 205667667U CN 201620397294 U CN201620397294 U CN 201620397294U CN 205667667 U CN205667667 U CN 205667667U
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- CN
- China
- Prior art keywords
- filter
- liquid outlet
- feeding end
- filter element
- liquid feeding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
This utility model provides a kind of novel infusion filter, including filter housings (1), liquid feeding end at the inner chamber of filter housings (1) installs liquid feeding end filter element (6), and liquid feeding end filter element (6) connects with inlet (3)；Liquid outlet at the inner chamber of filter housings (1) installs liquid outlet filter element (7), and liquid outlet filter element (7) connects with liquid outlet (5)；Wherein, filter housings (1), liquid feeding end filter element (6) and liquid outlet filter element (7) are cylinder.Advantage is: the novel infusion filter that this utility model provides, its filter housings, liquid feeding end filter element and liquid outlet filter element are all in cylinder, achieve in the case of relatively small filter diameter, reach the purpose of bigger filter area, therefore, solve the problem that original disposable infusion filter size is excessive, add aesthetic property and practicality, and significantly reduce cost.
Description
Technical field
This utility model relates to a kind of filter, is specifically related to a kind of novel infusion filter.
Background technology
Venous transfusion is a kind of method of universal clinical treating disease, insoluble owing to usually containing in the medicinal liquid of transfusion
Microgranule, accordingly, it would be desirable to use filter to filter it, thus avoids particulate matter to enter human body, and then produces human body
Raw harm.
But, the filter for infusion of current Clinical practice mostly is flat filter, including housing and laminated structure
Filter membrane, filter membrane is arranged at enclosure interior and the inwall with housing is fixed, and offers feed liquor being positioned at the housing above filter membrane
Mouthful, offer liquid outlet being positioned at the housing below filter membrane.This kind of filter has following deficiency: at filter outside dimension one
In the case of Ding, the filter area of filter membrane is less, therefore has the deficiency that flow of filtrate is little, it is difficult to meet reality transfusion need
Ask.And if in order to meet traffic requirement, then needing to amplify and the amplification of filter membrane filter area filter outside dimension.
So, filter material waste and the increase of cost are on the one hand caused.Further, since the filter membrane that filter for infusion uses
Thin, intensity is relatively low, after filter membrane size increases, easily causes the breakage of filter membrane, causes filter membrane to produce qualification rate relatively low.
Utility model content
The defect existed for prior art, this utility model provides a kind of novel infusion filter, can effectively solve
The problems referred to above.
The technical solution adopted in the utility model is as follows:
This utility model provides a kind of novel infusion filter, including filter housings (1), described filter housings
(1) upper cover (2) is installed at top, and described upper cover (2) offers inlet (3)；Under the bottom of described filter housings (1) is installed
Lid (4), described lower cover (4) offers liquid outlet (5)；Liquid feeding end at the inner chamber of described filter housings (1) installs liquid feeding end
Filter element (6), described liquid feeding end filter element (6) connects with described inlet (3)；Interior at described filter housings (1)
The liquid outlet in chamber installs liquid outlet filter element (7), and described liquid outlet filter element (7) connects with described liquid outlet (5)；
Wherein, described filter housings (1), described liquid feeding end filter element (6) and described liquid outlet filter element (7) are equal
For cylinder.
Preferably, described liquid feeding end filter element (6) includes liquid feeding end cylinder reticular supporting structure (6-1) and entirety
It is coated on the liquid feeding end filter membrane (6-2) of described liquid feeding end cylinder reticular supporting structure (6-1) outer surface；Described liquid outlet mistake
Filter unit (7) includes that liquid outlet cylinder reticular supporting structure (7-1) and integral coating are netted at described liquid outlet cylinder
The liquid outlet filter membrane (7-2) of supporting construction (7-1) outer surface.
Preferably, described liquid feeding end filter membrane (6-2) uses cellulose mixture film or nylon membrane；
Described liquid outlet filter membrane (7-2) uses heavy ion microporous membrane, poly (ether sulfone) film or nylon membrane.
Preferably, described liquid outlet filter membrane (7-2) uses the filter membrane with automatic liquid-stopping function.
Preferably, between existing between sidewall and the inwall of described filter housings (1) of described liquid feeding end filter element (6)
Gap；Gap is there is between sidewall and the inwall of described filter housings (1) of described liquid outlet filter element (7).
Preferably, the roof of described liquid feeding end filter element (6) is fixing with the diapire of described upper cover (2) is connected；Described go out
The diapire of liquid end filter element (7) is fixing with the roof of described lower cover (4) to be connected.
Preferably, described filter housings (1) is further opened with exhausting window (8)；Described exhausting window (8) is positioned at described liquid feeding end
Region between filter element (6) and described liquid outlet filter element (7).
The novel infusion filters that this utility model provides has the advantage that
The novel infusion filter that this utility model provides, its filter housings, liquid feeding end filter element and liquid outlet
Filter element is all in cylinder, it is achieved that in the case of relatively small filter diameter, reaches the purpose of bigger filter area, therefore,
Solve the problem that original disposable infusion filter size is excessive, add aesthetic property and practicality, and effectively drop
Low cost.
Accompanying drawing explanation
The cross-sectional view of the novel infusion filter not offering exhausting window that Fig. 1 provides for this utility model；
The external structure schematic diagram of the novel infusion filter not offering exhausting window that Fig. 2 provides for this utility model；
The cross-sectional view of the novel infusion filter offering exhausting window that Fig. 3 provides for this utility model；
The external structure schematic diagram of the novel infusion filter offering exhausting window that Fig. 4 provides for this utility model.
Detailed description of the invention
In order to make this utility model be solved the technical problem that, technical scheme and beneficial effect clearer, below
In conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that described herein being embodied as
Example, only in order to explain this utility model, is not used to limit this utility model.
In conjunction with Fig. 1 and Fig. 2, this utility model provides a kind of novel infusion filter, including filter housings 1, filters
Upper cover 2 is installed at the top of device housing 1, and upper cover 2 offers inlet 3；Lower cover 4 is installed in the bottom of filter housings 1, and lower cover 4 is opened
It is provided with liquid outlet 5；Liquid feeding end at the inner chamber of filter housings 1 installs liquid feeding end filter element 6, liquid feeding end filter element 6 with
Inlet 3 connects；Liquid outlet at the inner chamber of filter housings 1 installs liquid outlet filter element 7, liquid outlet filter element 7 with
Liquid outlet 5 connects；Wherein, filter housings 1, liquid feeding end filter element 6 and liquid outlet filter element 7 are cylinder.
In this utility model, liquid feeding end filter element 6 includes liquid feeding end cylinder reticular supporting structure 6-1 and overall bag
Overlay on the liquid feeding end filter membrane 6-2 of liquid feeding end cylinder reticular supporting structure 6-1 outer surface；Liquid outlet filter element 7 includes
Liquid end cylinder reticular supporting structure 7-1 and integral coating going out at liquid outlet cylinder reticular supporting structure 7-1 outer surface
Liquid end filter membrane 7-2.Filter membrane is supported by cylinder reticular supporting structure.In actual application, filter membrane can use hot pressing side
Method or bonding method are compound to the outer surface of cylinder reticular supporting structure, heat compound will filter membrane with supporting construction necessarily
At a temperature of impose certain pressure so that it is be combined into one；Temperature is 60～180 DEG C, and pressure is 0.01～10MPa.
It addition, liquid feeding end filter membrane uses the relatively low cellulose mixture film of precision or nylon membrane etc., play pre-filtered work
With；Liquid outlet filter membrane uses the high heavy ion microporous membrane of filtering accuracy, poly (ether sulfone) film, nylon membrane etc., as end-filtration.With
Time, liquid outlet filter membrane can use the filter membrane with only liquid function, it is achieved the purpose of automatic liquid-stopping.
With reference to accompanying drawing, it can be seen that in this utility model, the sidewall of liquid feeding end filter element 6 is interior with filter housings 1
Gap is there is between wall；Gap is there is between sidewall and the inwall of filter housings 1 of liquid outlet filter element 7.Liquid feeding end mistake
The roof of filter unit 6 is fixing with the diapire of upper cover 2 to be connected；The diapire of liquid outlet filter element 7 is fixing with the roof of lower cover 4 to be connected
Connect.Therefore, filter element is fixed with lid, it is achieved that fixing of filter element；The inwall of filter element and filter housings 1 is deposited
In gap, filter membrane can be made to give full play to filtration, improve filtering traffic.
It addition, combine Fig. 3 and Fig. 4, filter housings 1 is further opened with exhausting window 8；Exhausting window 8 is positioned at liquid feeding end and filters single
Region between unit 6 and liquid outlet filter element 7.Pass through exhausting window, it is achieved self-bleeding function.
The present invention solves the problem that original disposable infusion filter size is excessive, adds aesthetic property and practicality
Property, and significantly reduce cost.
The novel infusion filters that this utility model provides has the advantage that
The novel infusion filter that this utility model provides, its filter housings, liquid feeding end filter element and liquid outlet
Filter element is all in cylinder, it is achieved that in the case of relatively small filter diameter, reaches the purpose of bigger filter area, therefore,
Solve the problem that original disposable infusion filter size is excessive, add aesthetic property and practicality, and effectively drop
Low cost.
The above is only preferred implementation of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of without departing from this utility model principle, it is also possible to make some improvements and modifications, these improve and
Retouching also should regard protection domain of the present utility model.
Claims (7)
1. a novel infusion filter, it is characterised in that include filter housings (1), the top of described filter housings (1)
Upper cover (2) is installed in portion, and described upper cover (2) offers inlet (3)；Lower cover (4) is installed in the bottom of described filter housings (1),
Described lower cover (4) offers liquid outlet (5)；Liquid feeding end at the inner chamber of described filter housings (1) is installed liquid feeding end and is filtered single
Unit (6), described liquid feeding end filter element (6) connects with described inlet (3)；The going out of inner chamber at described filter housings (1)
Liquid end installs liquid outlet filter element (7), and described liquid outlet filter element (7) connects with described liquid outlet (5)；
Wherein, described filter housings (1), described liquid feeding end filter element (6) and described liquid outlet filter element (7) are circle
Cylindricality.
Novel infusion filter the most according to claim 1, it is characterised in that described liquid feeding end filter element (6) is wrapped
Include liquid feeding end cylinder reticular supporting structure (6-1) and integral coating at described liquid feeding end cylinder reticular supporting structure (6-
1) the liquid feeding end filter membrane (6-2) of outer surface；Described liquid outlet filter element (7) includes liquid outlet cylinder reticular supporting structure
(7-1) and integral coating is at the liquid outlet filter membrane (7-of described liquid outlet cylinder reticular supporting structure (7-1) outer surface
2)。
Novel infusion filter the most according to claim 2, it is characterised in that described liquid feeding end filter membrane (6-2) is adopted
With cellulose mixture film or nylon membrane；
Described liquid outlet filter membrane (7-2) uses heavy ion microporous membrane, poly (ether sulfone) film or nylon membrane.
Novel infusion filter the most according to claim 2, it is characterised in that described liquid outlet filter membrane (7-2) is adopted
With the filter membrane with automatic liquid-stopping function.
Novel infusion filter the most according to claim 1, it is characterised in that described liquid feeding end filter element (6)
Gap is there is between the inwall of sidewall and described filter housings (1)；The sidewall of described liquid outlet filter element (7) and described mistake
Gap is there is between the inwall of filter shell (1).
Novel infusion filter the most according to claim 1, it is characterised in that described liquid feeding end filter element (6)
Roof is fixing with the diapire of described upper cover (2) to be connected；The diapire of described liquid outlet filter element (7) and the top of described lower cover (4)
Wall is fixing to be connected.
7. according to the novel infusion filter described in any one of claim 1-6, it is characterised in that described filter housings
(1) exhausting window (8) it is further opened with；Described exhausting window (8) is positioned at described liquid feeding end filter element (6) and described liquid outlet filters single
Region between unit (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620397294.0U CN205667667U (en) | 2016-05-05 | 2016-05-05 | Novel infusion filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620397294.0U CN205667667U (en) | 2016-05-05 | 2016-05-05 | Novel infusion filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205667667U true CN205667667U (en) | 2016-11-02 |
Family
ID=57193755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620397294.0U Expired - Fee Related CN205667667U (en) | 2016-05-05 | 2016-05-05 | Novel infusion filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205667667U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110236942A (en) * | 2019-06-28 | 2019-09-17 | 江苏迪沃生物制品有限公司 | The accurate dispenser of the universal automatic switchover of one kind and its application method |
| CN116533510A (en) * | 2023-06-12 | 2023-08-04 | 江苏康进医疗器材有限公司 | Film pressing equipment of precise filter shell and application method of film pressing equipment |
-
2016
- 2016-05-05 CN CN201620397294.0U patent/CN205667667U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110236942A (en) * | 2019-06-28 | 2019-09-17 | 江苏迪沃生物制品有限公司 | The accurate dispenser of the universal automatic switchover of one kind and its application method |
| CN116533510A (en) * | 2023-06-12 | 2023-08-04 | 江苏康进医疗器材有限公司 | Film pressing equipment of precise filter shell and application method of film pressing equipment |
| CN116533510B (en) * | 2023-06-12 | 2024-03-12 | 江苏康进医疗器材有限公司 | Film pressing equipment of precise filter shell and application method of film pressing equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161102 Termination date: 20190505 |