CN223404522U - Impurity filtering device - Google Patents

Abstract

The utility model discloses an impurity filtering device, which comprises a filter pump, wherein one end of the filter pump is provided with a first filtering pipeline, the first filtering pipeline is connected with a second filtering pipeline in a sealing way through a flange plate, the second filtering pipeline is connected with a first filter in a sealing way through a flange, the interiors of the first filter and the second filter are respectively provided with an activated carbon adsorption surface layer, a nano filter screen surface layer and a filter core body, and a microporous membrane filter layer is arranged in a fine filter tank. According to the utility model, the liquid in the chemical intermediate is recovered and filtered, and the filter structure with two identical types and sizes is arranged, so that the built-in activated carbon adsorption surface layer and the nano filter screen surface layer are matched with the filter core body, impurity particles in the solution can be adsorbed and removed layer by layer, meanwhile, the fine filter tank is arranged, and the built-in microporous membrane filter layer can be used for further adsorbing and removing fine impurity particles in the solution, so that the filter has the advantage of good filtering effect.

Description

Impurity filtering device

Technical Field

The utility model relates to the technical field of chemical intermediate filtering processing, in particular to an impurity filtering device.

Background

The Chinese patent document with the publication number of CN208809556U relates to the technical field of filtering devices, in particular to a device for stably filtering chemical intermediates, which comprises a material input pipe, a rotating rod, a herringbone baffle and two groups of rotating plates, wherein the bottom of the material input pipe is provided with an elbow, the bottom of the material input pipe penetrates through the top of a kettle cover and stretches into a filtering placing cavity, the left side and the right side of the top of the herringbone baffle are respectively provided with a filter screen placing groove, the bottoms of the two groups of filter screen placing grooves are communicated with each other and are provided with filtering holes, the left top and the right top of the kettle body are respectively provided with a replacement opening, the two groups of rotating plates can be connected at the two groups of replacement openings in a sealing manner, and the Chinese patent document also comprises four groups of rotating wheels, four groups of rotating shafts, eight groups of supporting rods, eight groups of springs and eight groups of supporting rods, the four groups of rotating shafts can rotate respectively, the eight groups of springs are respectively positioned in the eight groups of supporting rods, the eight groups of supporting rods respectively penetrate through the bottom of the eight groups of supporting rods and stretch into the eight groups of supporting rods, and are respectively positioned at the left front side, left rear side, right side, front side and right side of the four groups of the rotating wheels are respectively positioned at the bottom of the kettle body.

In the prior art, the impurity particles in the chemical intermediate solution cannot be removed through deep filtration, so that the residual solid particles in the solution are serious, and therefore, a novel impurity filtering device needs to be developed.

Disclosure of utility model

The utility model aims to provide an impurity filtering device which solves the problem that in the prior art, impurity particles in a chemical intermediate solution cannot be removed through deep filtration, so that residual solid particles in the solution are serious.

In order to achieve the purpose, the impurity filtering device comprises a filter pump, wherein one end of the filter pump is provided with a first filtering pipeline, the first filtering pipeline is connected with a second filtering pipeline in a sealing mode through a flange plate, the second filtering pipeline is connected with a first filter in a sealing mode through a flange, the bottom end of the first filter is connected with a second filter in a sealing mode through a third filtering pipeline, the bottom end of the second filter is connected with a fine filter tank in a sealing mode through a fourth filtering pipeline, and active carbon adsorption surface layers, a nano filter screen surface layer and a filter core body are arranged inside the first filter and the second filter.

Preferably, a liquid suction pipeline is arranged at the other end of the filter pump, and a liquid suction switch valve is arranged on the liquid suction pipeline.

Preferably, a filtrate switching valve is arranged at the joint of the fine filter tank and the fourth filter pipeline, and a liquid discharge pipeline is arranged at the liquid outlet end of the fine filter tank.

Preferably, the activated carbon adsorption surface layer is arranged right above the nano filter screen surface layer, and the filter core body is arranged right below the nano filter screen surface layer.

Preferably, the active carbon adsorption surface layer, the nano filter screen surface layer and the filter element body are of a detachable structure with the filter, and the RO filter membrane layer is arranged in the filter element body.

Preferably, the microporous membrane filter layer is of an ultrafiltration membrane structure, and the size of a surface groove hole of the microporous membrane filter layer is 1-2nm.

Compared with the prior art, the utility model has the beneficial effects that:

According to the utility model, the liquid in the chemical intermediate is recovered and filtered, and the filter structure with two identical types and sizes is arranged, so that the built-in activated carbon adsorption surface layer and the nano filter screen surface layer are matched with the filter core body, impurity particles in the solution can be adsorbed and removed layer by layer, meanwhile, the fine filter tank is arranged, and the built-in microporous membrane filter layer can be used for further adsorbing and removing fine impurity particles in the solution, so that the filter has the advantage of good filtering effect.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is a schematic view of the first filter internal mounting structure of the present utility model;

fig. 4 is a schematic view of the internal installation structure of the fine filter tank of the present utility model.

In the figure, 1, an extraction switch valve; 2, a liquid suction pipeline, 3, a filter pump, 4, a first filter pipeline, 5, a first filter, 6, a second filter pipeline, 7, a second filter, 8, a third filter pipeline, 9, a filtrate switching valve, 10, a fine filter tank, 11, a liquid discharge pipeline, 12, a fourth filter pipeline, 13, an active carbon adsorption surface layer, 14, a nano filter screen surface layer, 15, a filter core body, 16, a microporous membrane filter layer.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-4, an embodiment of the present utility model provides an impurity filtering device, which includes a filter pump 3, wherein one end of the filter pump 3 is provided with a first filtering pipeline 4, the first filtering pipeline 4 is connected with a second filtering pipeline 6 through a flange plate in a sealing manner, the second filtering pipeline 6 is connected with a first filter 5 through a flange plate in a sealing manner, the bottom end of the first filter 5 is connected with a second filter 7 through a third filtering pipeline 8 in a sealing manner, the bottom end of the second filter 7 is connected with a fine filter tank 10 through a fourth filtering pipeline 12 in a sealing manner, the interiors of the first filter 5 and the second filter 7 are respectively provided with an activated carbon adsorption surface layer 13, a nano filter surface layer 14 and a filter core 15, and a microporous membrane filtering layer 16 is installed in the interior of the fine filter tank 10.

Further, the other end of the filter pump 3 is provided with a liquid extraction pipeline 2, the liquid extraction pipeline 2 is provided with a liquid extraction switch valve 1, and the liquid extraction switch valve 1 is opened to control the circulation of the solution in the liquid extraction pipeline 2.

Further, a filtrate switching valve 9 is arranged at the joint of the fine filter tank 10 and the fourth filter pipeline 12, and a liquid discharge pipeline 11 is arranged at the liquid outlet end of the fine filter tank 10.

Further, the activated carbon adsorption surface layer 13 is disposed directly above the nano-screen surface layer 14, and the filter element body 15 is disposed directly below the nano-screen surface layer 14.

Further, the active carbon adsorption surface layer 13, the nano filter screen surface layer 14 and the filter core body 15 are all of a detachable structure with the filter, the RO filter membrane layer is arranged in the filter core body 15, the active carbon adsorption surface layer 13 is used for primarily adsorbing impurity particles in the filter solution, and the nano filter screen surface layer 14 and the filter core body 15 are used for filtering finer particles and suspended matters.

Further, the microporous membrane filter layer 16 is an ultrafiltration membrane structure, and the surface groove holes of the microporous membrane filter layer 16 are 1-2nm in size, so that smaller solutes dissolved in water, such as minerals, organic matters and pigments in a chemical intermediate solution, can be effectively filtered and separated, and meanwhile, water molecules and some smaller ions are allowed to pass through, so that impurity particles in the solution can be further refined and removed.

When the filter is used, the liquid suction switch valve 1 is opened, the filter pump 3 is started to rapidly suck external chemical intermediate solution into the first filter 5 through the liquid suction pipeline 2, the bottom end of the first filter 5 is connected with the second filter 7 in a sealing way through the third filter pipeline 8, the interiors of the first filter 5 and the second filter 7 are respectively provided with the activated carbon adsorption surface layer 13, the nano filter screen surface layer 14 and the filter core 15, the solution passes through the internal filtering operation of the first filter 5 and the second filter 7, the activated carbon adsorption surface layer 13 is used for primarily adsorbing impurity particles in the filtered solution, the nano filter screen surface layer 14 and the filter core 15 are used for filtering finer particles and suspended matters, then the filtrate switch valve 9 is opened, the filtered solution is sent into the fine filter tank 10 through the fourth filter pipeline 12, the micro-pore membrane filter layer 16 is arranged in the fine filter tank 10, the micro-pore membrane filter layer 16 is of a membrane structure, and can effectively filter and separate smaller solutes dissolved in water, such as mineral substances, organic substances and pigments in the chemical intermediate solution, and some impurities in the chemical intermediate solution can be simultaneously allowed to pass through the fine filter particles and the fine filter particles can be further discharged through the filter liquor 11.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims (6)

1. The utility model provides an impurity filter equipment, includes filter pump (3), its characterized in that, first filter tube (4) are installed to the one end of filter pump (3), and first filter tube (4) are through ring flange sealing connection second filter tube (6), second filter tube (6) are through flange sealing connection first filter (5), and third filter tube (8) sealing connection second filter (7) are passed through to the bottom of first filter (5), fine filter pot (10) are passed through fourth filter tube (12) sealing connection in the bottom of second filter (7), the inside of first filter (5) and second filter (7) all is provided with active carbon adsorption surface course (13), nano-filter screen surface course (14) and filter core (15), the internally mounted of fine filter pot (10) has microporous membrane filter layer (16).

2. The impurity filtering device according to claim 1, wherein the other end of the filter pump (3) is provided with a liquid suction pipeline (2), and the liquid suction pipeline (2) is provided with a liquid suction switch valve (1).

3. The impurity filtering device according to claim 1, wherein a filtrate on-off valve (9) is arranged at the joint of the fine filter tank (10) and the fourth filter pipeline (12), and a liquid outlet end of the fine filter tank (10) is provided with a liquid outlet pipeline (11).

4. The impurity filtering device according to claim 1, wherein the activated carbon adsorption surface layer (13) is arranged right above the nano filter screen surface layer (14), and the filter core body (15) is arranged right below the nano filter screen surface layer (14).

5. The impurity filtering device according to claim 1, wherein the active carbon adsorption surface layer (13), the nano filter screen surface layer (14) and the filter core body (15) are of detachable structures with the filter, and an RO filter membrane layer is arranged in the filter core body (15).

6. The impurity filtering device according to claim 1, wherein the microporous membrane filter layer (16) has an ultrafiltration membrane structure, and the surface slot size of the microporous membrane filter layer (16) is 1-2nm.