CN204841157U - Threaded connection formula filter equipment - Google Patents
Threaded connection formula filter equipment Download PDFInfo
- Publication number
- CN204841157U CN204841157U CN201520603348.XU CN201520603348U CN204841157U CN 204841157 U CN204841157 U CN 204841157U CN 201520603348 U CN201520603348 U CN 201520603348U CN 204841157 U CN204841157 U CN 204841157U
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- CN
- China
- Prior art keywords
- filter
- sampling bottle
- sand core
- mark mouth
- bowl
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- Expired - Fee Related
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- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The utility model provides an avoid secondary pollution's threaded connection formula filter equipment, it has: cylindric filter bowl, its both ends form entry and export respectively, are injected into and are filtered liquid, mark mouthful psammitolite filter, its entry end is connected with cylindric filter bowl, is formed with the psammitolite filter layer at the entry end, filters the liquid that flows from cylindric filter bowl through the psammitolite filter layer, the sampling bottle, its bottleneck is connected with the exit end of mark mouthful psammitolite filter.
Description
Technical field
The utility model relates to a kind of screw connected filter.
Background technology
Glass filter is a kind of common use for laboratory filter plant, the particle-removing of mobile phase and degassing filter when being generally used for except the particulate in desolventizing or being suitable for the chemical analyses such as HPLC, GC, AA.
Traditional glass filter mainly contains cylinder glass filter bowl, mark mouth core filter and mark plug ground filter flask three part composition.During use, the filter membrane in required aperture is positioned on core, then clamped by metal clip, between cylinder glass filter bowl and mark mouth core filter, frosted interface between mark mouth core filter and filter flask can automatic fastening, connect vavuum pump at a mouth of mark mouth core filter, just can in a low voltage state, the water sample in filter bowl be filtered.In the process of filtering, the particle that size in sample is greater than filter sizes is trapped within filter membrane, filtrate then enters filter flask, after filtration, for different scientific research requirement, filter membrane and filtrate are carried out process respectively and are preserved, and filtrate then needs again to transfer to sample bottle and preserves with the analysis that is for further processing.
But mark mouth sand core filter directly can not be connected with sampling bottle, when sample volume is larger, then need continuous opening and closing suction filter pump, then continuous liquid rotating in filter flask (conventional filter flask volume be 1L) is moved in sampling bottle, then analyze, greatly reduce operating efficiency like this, in addition, in transfer process, the particle such as bacterium or dust etc. enters in the liquid after being filtered, for high request, easy contaminated samples, repeatedly can there is potential pollution to sample in transfer.
Utility model content
The purpose of this utility model proposes a kind of screw connected filter can avoiding secondary pollution for the technological deficiency existed in prior art.
Following technical scheme is adopted for realizing the purpose of this utility model.
The screw connected filter of technical scheme 1, has: tubular filter bowl, and its two ends form entrance and exit respectively, are injected into and are filtered liquid; Mark mouth sand core filter, its arrival end is connected with described tubular filter bowl, is formed with core filter course at described arrival end, is filtered the liquid flowed out from described tubular filter bowl by described core filter course; Sampling bottle, its bottleneck is connected with the port of export of described mark mouth sand core filter.
The screw connected filter of technical scheme 2, in the screw connected filter of technical scheme 1, described sampling bottle is connected with described mark mouth sand core filter via tubular connection piece, one end of described tubular connection piece is frosted interface, the other end is hickey, described frosted interface is connected with described mark mouth sand core filter, and described hickey is connected with described sampling bottle.
Compared with prior art, the utility model has following beneficial effect.
According to the screw connected filter of technical scheme 1, its sampling bottle that there is tubular filter bowl, the mark mouth sand core filter be connected with tubular filter bowl and be connected with mark mouth sand core filter.
When required filtrate volume is larger, tubular filter bowl is connected with mark mouth sand core filter, then will mark mouth sand core filter to be directly connected with sampling bottle (blue lid reagent bottle), then vavuum pump is connected, just filtrate can be made directly to be filled into sampling bottle, after filtration, to disconnect blue lid reagent bottle and upper unit, build bottle cap, just can preserve sample.By so screw connected filter, mark mouth sand core filter is directly connected with sampling bottle, thus when needing the liquid filtering large volume, liquid directly enters sampling bottle, do not need constantly liquid rotating in filtering flask to be moved in sampling bottle, avoid in transfer process, the particle such as bacterium or dust etc. enters in the liquid after being filtered, and pollutes sample.
According to the screw connected filter of technical scheme 2, sampling bottle is connected with mark mouth sand core filter via tubular connection piece, because the outlet of mark mouth sand core filter is not mated with sampling bottle, so design tubular connection piece, by tubular connection piece, sampling bottle is connected with mark mouth sand core filter, equally, when using so screw connected filter, liquid directly enters sampling bottle, do not need constantly liquid rotating in filtering flask to be moved in sampling bottle, avoid in transfer process, the particle such as bacterium or dust etc. enters in the liquid after being filtered, sample is polluted.
Accompanying drawing explanation
Fig. 1 is the decomposing schematic representation of the embodiment representing screw connected filter of the present utility model.
Fig. 2 is the decomposing schematic representation of another embodiment representing screw connected filter of the present utility model.
Detailed description of the invention
Below, based on accompanying drawing, the screw connected filter as embodiment of the present utility model is described.
Fig. 1 is the decomposing schematic representation of the embodiment representing screw connected filter of the present utility model.Fig. 2 is the decomposing schematic representation of another embodiment representing screw connected filter of the present utility model.
As shown in Figure 1, screw connected filter of the present utility model has tubular filter bowl 10, mark mouth sand core filter 20 and sampling bottle 30.
The two ends of tubular filter bowl 10 form entrance and exit respectively, are injected into and are filtered liquid.The arrival end of mark mouth sand core filter 20 is connected with tubular filter bowl 10, is formed with core filter course, is filtered by core filter course to the liquid flowed out from tubular filter bowl 10 at arrival end.The bottleneck of sampling bottle 30 is connected with the port of export of mark mouth sand core filter 20.
Specifically, tubular filter bowl is formed with upper and lower two openings, and upper end is arrival end, and lower end is the port of export, and the port of export of tubular filter bowl is connected with mark mouth sand core filter.Mark mouth sand core filter and standard interface sand core filter also have funnel shaped drainage part, the arrival end of the drainage part that core filtering layer is arranged, be coated with at the port of export of drainage part and connect cover, the periphery wall connecting cover is formed with air exhaust nozzle, and lower end and the sampling bottle of drainage part are spirally connected.
According to above-mentioned screw connected filter, its sampling bottle that there is tubular filter bowl, the mark mouth sand core filter be connected with tubular filter bowl and be connected with mark mouth sand core filter.
When required filtrate volume is larger, tubular filter bowl is connected with mark mouth sand core filter, then will mark mouth sand core filter to be directly connected with sampling bottle (blue lid reagent bottle), then vavuum pump is connected, just filtrate can be made directly to be filled into sampling bottle, after filtration, to disconnect blue lid reagent bottle and upper unit, build bottle cap, just can preserve sample.By so screw connected filter, mark mouth sand core filter is directly connected with sampling bottle, thus when needing the liquid filtering large volume, liquid directly enters sampling bottle, do not need constantly liquid rotating in filtering flask to be moved in sampling bottle, avoid in transfer process, the particle such as bacterium or dust etc. enters in the liquid after being filtered, and pollutes sample.
In addition, as shown in Figure 2, sampling bottle 30 is connected with mark mouth sand core filter 20 via tubular connection piece 40, one end of tubular connection piece is frosted interface 41, the other end is hickey 42, and frosted interface is connected with mark mouth sand core filter, and hickey is connected with sampling bottle.
According to above-mentioned screw connected filter, sampling bottle is connected with mark mouth sand core filter via tubular connection piece, because the outlet of mark mouth sand core filter is not mated with sampling bottle, so design tubular connection piece, by tubular connection piece, sampling bottle is connected with mark mouth sand core filter, equally, when using so screw connected filter, liquid directly enters sampling bottle, do not need constantly liquid rotating in filtering flask to be moved in sampling bottle, avoid in transfer process, the particle such as bacterium or dust etc. enters in the liquid after being filtered, sample is polluted.
In addition, screw connected filter of the present utility model, can be formed by above-mentioned various textural associations, can play above-mentioned effect equally.
Above the screw connected filter of preferred embodiment of the present utility model is illustrated, but the utility model is not limited to above-mentioned concrete embodiment, only otherwise depart from the scope of claim, can various distortion or change be carried out.The utility model comprises various distortion within the scope of the claims and change.
Claims (2)
1. a screw connected filter, is characterized in that,
Have:
Tubular filter bowl, its two ends form entrance and exit respectively, are injected into and are filtered liquid;
Mark mouth sand core filter, its arrival end is connected with described tubular filter bowl, is formed with core filter course at described arrival end, is filtered the liquid flowed out from described tubular filter bowl by described core filter course;
Sampling bottle, its bottleneck is connected with the port of export of described mark mouth sand core filter.
2. screw connected filter according to claim 1, it is characterized in that, described sampling bottle is connected with described mark mouth sand core filter via tubular connection piece, one end of described tubular connection piece is frosted interface, the other end is hickey, described frosted interface is connected with described mark mouth sand core filter, and described hickey is connected with described sampling bottle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520603348.XU CN204841157U (en) | 2015-08-12 | 2015-08-12 | Threaded connection formula filter equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520603348.XU CN204841157U (en) | 2015-08-12 | 2015-08-12 | Threaded connection formula filter equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204841157U true CN204841157U (en) | 2015-12-09 |
Family
ID=54731755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520603348.XU Expired - Fee Related CN204841157U (en) | 2015-08-12 | 2015-08-12 | Threaded connection formula filter equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204841157U (en) |
-
2015
- 2015-08-12 CN CN201520603348.XU patent/CN204841157U/en not_active Expired - Fee Related
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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: 20151209 Termination date: 20160812 |