CN208406269U - A kind of simple multi-layer Suction filtration device - Google Patents

A kind of simple multi-layer Suction filtration device Download PDF

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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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filter
suction filtration
filtration device
filter membrane
filter cartridge
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CN201820754058.9U
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晏然
徐姗楠
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South China Sea Fisheries Research Institute Chinese Academy Fishery Sciences
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South China Sea Fisheries Research Institute Chinese Academy Fishery Sciences
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Abstract

本实用新型公开了一种简易多层抽滤装置,所述抽滤装置包括由上往下依次连接的漏斗、过滤器以及连接有负压机的集液瓶,所述过滤器包括滤筒以及内置于所述滤筒的滤膜,所述滤筒内套接有用于支撑所述滤膜的滤膜架,其特征在于,所述滤筒沿轴线等间距设置多块隔板,所述隔板把所述滤筒分隔为多层滤腔,所述滤膜架活动安装在所述隔板上;所述隔板中心开有通孔,两相邻所述滤腔通过所述通孔连通;所述滤腔对应的所述滤筒侧壁上开有装膜口,所述滤膜架上一体成型有与所述装膜口对应的滤筒盖。本实用新型结构简单,能够快速更换滤芯,从而提高抽滤的效率。

The utility model discloses a simple multi-layer suction filtration device. The suction filtration device comprises a funnel connected from top to bottom, a filter and a liquid collection bottle connected with a negative pressure machine. The filter comprises a filter cartridge and a filter. The filter membrane is built in the filter cartridge, and the filter cartridge is sleeved with a filter membrane frame for supporting the filter membrane. The plate divides the filter cartridge into multi-layer filter chambers, and the filter membrane frame is movably installed on the partition plate; a through hole is opened in the center of the partition plate, and two adjacent filter chambers are communicated through the through hole A membrane loading port is opened on the side wall of the filter cartridge corresponding to the filter cavity, and a filter cartridge cover corresponding to the membrane loading port is integrally formed on the filter membrane frame. The utility model has a simple structure and can quickly replace the filter element, thereby improving the efficiency of suction filtration.

Description

A kind of simple multi-layer Suction filtration device
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)

1.一种简易多层抽滤装置,所述抽滤装置包括由上往下依次连接的漏斗、过滤器以及连接有负压机的集液瓶,所述过滤器包括滤筒以及内置于所述滤筒的滤膜,所述滤筒内套接有用于支撑所述滤膜的滤膜架,其特征在于,所述滤筒沿轴线等间距设置多块隔板,所述隔板把所述滤筒分隔为多层滤腔,所述滤膜架活动安装在所述隔板上;所述隔板中心开有通孔,相邻两所述滤腔通过所述通孔连通;所述滤腔对应的所述滤筒侧壁上开有装膜口,所述滤膜架上一体成型有与所述装膜口对应的滤筒盖。1. a simple multi-layer suction filtration device, the suction filtration device comprises a funnel connected from top to bottom, a filter and a liquid collection bottle connected with a negative pressure machine, the filter comprises a filter cartridge and a built-in The filter membrane of the filter cartridge is sleeved with a filter membrane frame for supporting the filter membrane. The filter cartridge is divided into multi-layer filter cavities, and the filter membrane frame is movably mounted on the partition plate; a through hole is formed in the center of the partition plate, and two adjacent filter cavities are communicated through the through hole; the A membrane loading port is opened on the side wall of the filter cartridge corresponding to the filter cavity, and a filter cartridge cover corresponding to the membrane loading port is integrally formed on the filter membrane frame. 2.根据权利要求1所述的简易多层抽滤装置,其特征在于,所述隔板设有半圆导轨,所述半圆导轨以所述隔板的轴心为圆心,从所述装膜口的一端沿伸至另一端;所述滤筒盖的一端底部设有与所述半圆导轨滑动连接的导柱。2 . The simple multi-layer suction filtration device according to claim 1 , wherein the partition plate is provided with a semicircular guide rail, and the semicircular guide rail takes the axis of the partition plate as the center of the circle and extends from the film loading port. 3 . One end of the filter cartridge cover extends to the other end along; the bottom of one end of the filter cartridge cover is provided with a guide column slidably connected with the semicircular guide rail. 3.根据权利要求1所述的简易多层抽滤装置,其特征在于,所述集液瓶上部的瓶壁上设有外接负压机的抽气口,抽气口直径与外接负压机的管道直径对应。3. The simple multi-layer suction filtration device according to claim 1 is characterized in that, the bottle wall of the upper part of the liquid collecting bottle is provided with a suction port for an external negative pressure machine, and the diameter of the suction port is the same as that of the pipeline connected to the external negative pressure machine. Diameter corresponds. 4.根据权利要求1所述的简易多层抽滤装置,其特征在于,所述滤膜架为圆环,所述滤膜架的外径与所述滤筒的内径对应,所述滤膜架的内径与所述隔板的通孔直径对应。4. The simple multi-layer suction filtration device according to claim 1, wherein the filter membrane frame is a ring, the outer diameter of the filter membrane frame corresponds to the inner diameter of the filter cartridge, and the filter membrane The inner diameter of the frame corresponds to the diameter of the through hole of the separator. 5.根据权利要求1所述的简易多层抽滤装置,其特征在于,所述滤筒盖边缘设有弹性密封条。5 . The simple multi-layer suction filtration device according to claim 1 , wherein the edge of the filter cartridge cover is provided with an elastic sealing strip. 6 . 6.根据权利要求1所述的简易多层抽滤装置,其特征在于,所述集液瓶底部侧壁设有出液口,所述出液口外接开关阀门。6 . The simple multi-layer suction filtration device according to claim 1 , wherein a liquid outlet is provided on the side wall of the bottom of the liquid collecting bottle, and an on-off valve is externally connected to the liquid outlet. 7 .
CN201820754058.9U 2018-05-21 2018-05-21 A kind of simple multi-layer Suction filtration device Active CN208406269U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
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 an environment-friendly antibacterial and mildew-proof material
CN111282339A (en) * 2020-02-19 2020-06-16 河海大学 A suction filter type water and 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 A kind of percolation equipment with complete separation of filtrate and residue
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

Cited By (4)

* Cited by examiner, † Cited by third party
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 an environment-friendly antibacterial and mildew-proof material
CN111282339A (en) * 2020-02-19 2020-06-16 河海大学 A suction filter type water and 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 A kind of percolation equipment with complete separation of filtrate and residue
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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