CN208406269U - A kind of simple multi-layer Suction filtration device - Google Patents
A kind of simple multi-layer Suction filtration device Download PDFInfo
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- CN208406269U CN208406269U CN201820754058.9U CN201820754058U CN208406269U CN 208406269 U CN208406269 U CN 208406269U CN 201820754058 U CN201820754058 U CN 201820754058U CN 208406269 U CN208406269 U CN 208406269U
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- suction filtration
- filter membrane
- filtration device
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Abstract
The utility model discloses a kind of simple multi-layer Suction filtration devices, the Suction filtration device includes sequentially connected funnel, filter and the liquid-collecting bottle for being connected with Negative pressure machine from top to bottom, the filter includes filter cylinder and the filter membrane for being built in the filter cylinder, the filter membrane frame for being used to support the filter membrane is socketed in the filter cylinder, it is characterized in that, the filter cylinder is divided into multilayer filter chamber along axis spaced set multiple partitions, the partition by the filter cylinder, and the filter membrane frame is movably arranged on the partition；The partition center is provided with through-hole, and the two adjacent filter chambers are connected to by the through-hole；Dress film mouth is provided on the corresponding cartridge sidewall of the filter chamber, integrally formed with filtering cartridge lid corresponding with the dress film mouth on the filter membrane frame.The utility model structure is simple, can fast replacing filter core, to improve the efficiency of suction filtration.
Description
Technical field
The utility model relates to the technical fields of sample testing equipment, more particularly to a kind of simple multi-layer Suction filtration device.
Background technique
With the development of sea fishery, the suction filtration of seawater is one of the important means of monitoring marine environment, in order to detect sea
Water quality often needs to carry out seawater multiple sampling Detection, obtains the suspended matter of different-grain diameter in water, obtains through correlation analysis
The quality condition of seawater, and relevant counter-measure is taken for the quality condition of seawater.
Currently, the seawater sample of collection in worksite is needed by multiple filtering, used Suction filtration device generally by funnel,
Filtering head and liquid-collecting bottle composition, can only place a piece of filter membrane in filtering head, filter every time, will repeat to replace filter membrane,
Topple over the operation such as water sample, the fault risk that water sample in the course of work is poured down or forth is increased, in addition during toppling over filtrate repeatedly
It is easy to remain in part water sample in filter flask, to make to filter volume reduction and experimental results error increase；Patent No.
201520217085.9 disclose the hierarchical multi-layer Suction filtration device that a kind of filter membrane filters sealing device and its composition, the Suction filtration device
With multilayer filter structure, although the number of replacement filter membrane can be reduced, due to apparatus structure complexity, each layer filter structure
Between be both needed to be attached with fixture, replace filter core when be both needed to dismount a large amount of component, filter operation process is complicated, fails fast
Speed realizes the replacement of filter core, reduces the efficiency of filtering.
Utility model content
The purpose of the utility model is to provide a kind of simple multi-layer Suction filtration devices, and the device overall structure is simple, Neng Goushi
Existing quick-replaceable filter membrane, to improve the efficiency of suction filtration.
The purpose of this utility model is realized by technical solution below:
A kind of simple multi-layer Suction filtration device, the Suction filtration device include from top to bottom sequentially connected funnel, filter with
And it is connected with the liquid-collecting bottle of Negative pressure machine, the filter includes filter cylinder and the filter membrane for being built in the filter cylinder, in the filter cylinder
It is socketed with the filter membrane frame for being used to support the filter membrane, which is characterized in that the filter cylinder is along axis spaced set multiple partitions, institute
It states partition and the filter cylinder is divided into multilayer filter chamber, the filter membrane frame is movably arranged on the partition；It opens at the partition center
There is through-hole, adjacent two filter chamber is connected to by the through-hole；Dress film mouth is provided on the corresponding cartridge sidewall of the filter chamber,
Integrally formed with filtering cartridge lid corresponding with the dress film mouth on the filter membrane frame.
Based on the above technical solution, the utility model can do following improvement:
Partition described in the utility model be equipped with half round guide, half round guide using the axle center of the partition as the center of circle,
The other end is extended to from one end edge of the dress film mouth；One end bottom of the filtering cartridge lid is equipped with and is slidably connected with half round guide
Guide post, to enable filtering cartridge lid rotating folding, and limit the folding range of filtering cartridge lid, facilitate the loading and unloading of filter membrane.
The bottle wall on liquid-collecting bottle top described in the utility model be equipped with external Negative pressure machine bleeding point, bleeding point diameter with
The pipe diameter of external Negative pressure machine is corresponding, to increase the negative pressure in Suction filtration device, effectively improves the filter efficiency of sample solution.
Filter membrane frame described in the utility model is annulus, and the outer diameter of the filter membrane frame is corresponding with the internal diameter of the filter cylinder, institute
The internal diameter for stating filter membrane frame is corresponding with the through-hole diameter of the partition.
Filtering cartridge lid edge described in the utility model is equipped with elastic sealing strip, so as to prevent Suction filtration device from sample occur
Solution leakage.
Liquid-collecting bottle bottom sidewall described in the utility model be equipped with liquid outlet, the liquid outlet outside connected switch valve, thus
Filtrate is facilitated to be discharged from liquid-collecting bottle bottom.
Compared with prior art, the utility model technology has the advantage that
(1) multilayer Suction filtration device described in the utility model is equipped with multilayer filter chamber, each layer that sample solution passes through one by one
After the filtering of filter chamber, test demand can be met and be directly entered liquid-collecting bottle, avoid carrying out sample solution repeated filtration and more
The case where secondary replacement filter membrane, occurs, and simplifies the process of filter operation, effectively improves the efficiency of filtering；
(2) filter chamber that multilayer Suction filtration device described in the utility model uses is socketed with the filter membrane frame for placing filter membrane,
And also integrally formed with filtering cartridge lid on filter membrane frame, rotating filter cartridge lid is only needed, quick despatch filter membrane can be filled, structure is simple, behaviour
Facilitate.
Detailed description of the invention
The utility model is described in further details in the following with reference to the drawings and specific embodiments
Fig. 1 is the cross-sectional side view structural schematic diagram of the simple multi-layer Suction filtration device of the utility model；
Fig. 2 is the filtering cartridge lid opening state structural schematic diagram of the simple multi-layer Suction filtration device of the utility model；
Fig. 3 is the filtering cartridge lid closed state structural schematic diagram of the simple multi-layer Suction filtration device of the utility model；
Fig. 4 is the cartridge structure schematic diagram of the simple multi-layer Suction filtration device of the utility model；
Fig. 5 is the filter membrane frame structural schematic diagram of the simple multi-layer Suction filtration device of the utility model；
Label on attached drawing: 1- funnel, 2- liquid-collecting bottle, 3- filter cylinder, 4- filter membrane, 5- filter membrane frame, 6- partition, 7- dress film mouth,
8- filtering cartridge lid, 9- bleeding point, 10 half round guides, 11- guide post, 12- elastic sealing strip, 13- liquid outlet.
Specific embodiment
Such as Fig. 1~5, a kind of simple multi-layer Suction filtration device, the Suction filtration device include from top to bottom sequentially connected funnel 1,
Filter and the liquid-collecting bottle 2 for being connected with Negative pressure machine, filter top are equipped with the connecting hole for connecting funnel 1, filter
Bottom is connect with 2 screw top of liquid-collecting bottle, and filter includes filter cylinder 3 and filter membrane 4, and filter membrane frame 5, filter membrane 4 are socketed in filter cylinder 3
It is built in filter cylinder 3 and is supported by the filter membrane frame 5；Along three pieces of partitions 6 are provided in filter cylinder 3, three pieces of partitions 6 are along 3 axis of filter cylinder
Filter cylinder 3 is divided into three layers of filter chamber by equidistantly distributed from top to bottom, partition 6, and every layer of filter chamber needs to place different holes according to test
The filter membrane 4 of diameter, filter membrane frame 5 are movably arranged on partition 6；The center of every piece of partition 6 is provided with through-hole, and two adjacent filter chambers pass through through-hole
Connection；Dress film mouth 7 is provided on corresponding 3 side wall of filter cylinder of every layer of filter chamber, filter membrane 4 can be loaded into each layer by filling film mouth 7
In filter chamber, filter membrane frame 5 is equipped with filtering cartridge lid 8, and the filtering cartridge lid 8 is corresponding with dress film mouth 7 and is shaped on filter membrane frame 5, filter cylinder
Lid 8 rotates together with filter membrane frame 5, and partition 6 is equipped with half round guide 10, and half round guide 10 is using the axle center of partition 6 as the center of circle, from dress film
The left end of mouth 7 is along right end is extended to, and the right end bottom of filtering cartridge lid 8 is equipped with the guide post 11 being slidably connected with half round guide 10, to make
The rotating folding of filtering cartridge lid 8 is more smooth, and limits the range of its folding, facilitates the loading and unloading of filter membrane 4；In the present embodiment
Simple multi-layer Suction filtration device overall structure is simple, and sample solution can meet sample needs after the filtering of each layer of filter chamber
It asks and is directly entered liquid-collecting bottle, avoid the case where carrying out repeated filtration and repeatedly replacement filter membrane to sample solution appearance, simplified
The process for filtering operation, effectively improves the efficiency of filtering.
Such as Fig. 5,8 edge of filtering cartridge lid in the present embodiment is equipped with rubber weather strip 12, thus prevent filtrate from filtering cartridge lid with
Gap leakage between dress film mouth is gone out.
Filter membrane frame 5 in the present embodiment is annulus, and the outer diameter of filter membrane frame 5 is corresponding with the internal diameter of filter cylinder 3, filter membrane frame 5 it is interior
Diameter is corresponding with the through-hole diameter of partition 6.
The bottle wall on 2 top of liquid-collecting bottle in the present embodiment be equipped with external Negative pressure machine bleeding point 9,9 diameter of bleeding point with
The pipe diameter of external Negative pressure machine is corresponding, to increase the negative pressure in Suction filtration device, effectively improves the filter efficiency of sample solution.
The side wall of 2 bottom of liquid-collecting bottle in the present embodiment is equipped with liquid outlet 13, the external valve of liquid outlet, when filtering
It waits, blocks liquid outlet 13 by closing valve, after filtering, bleeding point 9 is disconnected with Negative pressure machine, by opening valve
Door, filtrate can be discharged from liquid outlet 13.
The above embodiments of the present invention is not the restriction to scope of protection of the utility model, the reality of the utility model
It is without being limited thereto to apply mode, all this kind above content according to the present utility model, according to the ordinary technical knowledge of this field and used
With means, under the premise of not departing from the utility model above-mentioned basic fundamental thought, the utility model above structure is made its
The modification, replacement or change of its diversified forms, shall fall within the scope of the present invention.
Claims (6)
1. a kind of simple multi-layer Suction filtration device, the Suction filtration device include from top to bottom sequentially connected funnel, filter and
It is connected with the liquid-collecting bottle of Negative pressure machine, the filter includes filter cylinder and the filter membrane for being built in the filter cylinder, the filter cylinder inner sleeve
It is connected to the filter membrane frame for being used to support the filter membrane, which is characterized in that the filter cylinder is described along axis spaced set multiple partitions
The filter cylinder is divided into multilayer filter chamber by partition, and the filter membrane frame is movably arranged on the partition；The partition center is provided with
Through-hole, adjacent two filter chamber are connected to by the through-hole；Dress film mouth, institute are provided on the corresponding cartridge sidewall of the filter chamber
It states on filter membrane frame integrally formed with filtering cartridge lid corresponding with the dress film mouth.
2. simple multi-layer Suction filtration device according to claim 1, which is characterized in that the partition is equipped with half round guide, institute
Half round guide is stated using the axle center of the partition as the center of circle, extends to the other end from one end edge of the dress film mouth；The filtering cartridge lid
One end bottom is equipped with the guide post being slidably connected with half round guide.
3. simple multi-layer Suction filtration device according to claim 1, which is characterized in that set in the bottle wall on the liquid-collecting bottle top
There is the bleeding point of external Negative pressure machine, bleeding point diameter is corresponding with the pipe diameter of external Negative pressure machine.
4. simple multi-layer Suction filtration device according to claim 1, which is characterized in that the filter membrane frame is annulus, the filter
The outer diameter of film frame is corresponding with the internal diameter of the filter cylinder, and the internal diameter of the filter membrane frame is corresponding with the through-hole diameter of the partition.
5. simple multi-layer Suction filtration device according to claim 1, which is characterized in that it is close that the filtering cartridge lid edge is equipped with elasticity
Strip of paper used for sealing.
6. simple multi-layer Suction filtration device according to claim 1, which is characterized in that the liquid-collecting bottle bottom sidewall is equipped with
Liquid mouth, the liquid outlet outside connected switch valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820754058.9U CN208406269U (en) | 2018-05-21 | 2018-05-21 | A kind of simple multi-layer Suction filtration device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820754058.9U CN208406269U (en) | 2018-05-21 | 2018-05-21 | A kind of simple multi-layer Suction filtration device |
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| CN208406269U true CN208406269U (en) | 2019-01-22 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111202094A (en) * | 2020-01-15 | 2020-05-29 | 南宁师范大学 | Preparation method and application of environment-friendly antibacterial and mildewproof material |
| CN111282339A (en) * | 2020-02-19 | 2020-06-16 | 河海大学 | Suction filtration type water-sand separation device for annular water tank |
| CN111603841A (en) * | 2020-06-30 | 2020-09-01 | 贵州三仁堂药业有限公司 | Percolation equipment capable of completely separating filter liquor and filter residues |
| CN111855378A (en) * | 2020-08-05 | 2020-10-30 | 中国地质科学院岩溶地质研究所 | Open-air natural water sample collection system and method |
-
2018
- 2018-05-21 CN CN201820754058.9U patent/CN208406269U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111202094A (en) * | 2020-01-15 | 2020-05-29 | 南宁师范大学 | Preparation method and application of environment-friendly antibacterial and mildewproof material |
| CN111282339A (en) * | 2020-02-19 | 2020-06-16 | 河海大学 | Suction filtration type water-sand separation device for annular water tank |
| CN111603841A (en) * | 2020-06-30 | 2020-09-01 | 贵州三仁堂药业有限公司 | Percolation equipment capable of completely separating filter liquor and filter residues |
| CN111855378A (en) * | 2020-08-05 | 2020-10-30 | 中国地质科学院岩溶地质研究所 | Open-air natural water sample collection system and method |
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