CN110025994A - Novel infinite element filter device and filtering method for cleaning based on the device - Google Patents

Abstract

The invention discloses a novel infinite element filtering device and a filtering and cleaning method based on the device. The compressible filter material is compressed and filled in an integrated device, and the "infinite element filtering" principle is used to simulate an ideal filter layer, thereby Realize high-speed filtration and effective interception of various water bodies containing insoluble suspended pollutants. In addition, the new infinite element filter device adopts the "up-flow filter-counter-flow self-cleaning" technology, which can quickly clean the pollutants after filtering and interception, so that the filter equipment cleaning system has a simplified structure, simple operation, and even back cleaning, Works well. The fast filtering device of the new type of compressed filter material does not need to adopt a complex automatic control system and other automatic valve devices, the device operation does not require power consumption, the operation, operation and management are relatively convenient, and the area is small and the cost of construction is low.

Description

Novel infinite element filter device and filter cleaning method based on the device

technical field

The invention relates to a novel infinite element filtering device and a filtering and cleaning method based on the device.

Background technique

At present, the existing filtration devices for various water bodies in my country are mainly classified according to the shape of the pool: continuous filter, valveless filter, siphon filter, V-type filter, etc.; Layer filter material, double-layer filter material, three-layer filter material, homogeneous filter material, new lightweight filter material filter tank, etc.; according to the type of filter material, it also includes: quartz sand, anthracite, magnetite, ceramics, light filter material (such as foam), fiber filter material, etc.; according to the working pressure, it can be divided into: no pressure filter (gravity type), pressure filter. However, the existing filter devices still have the following shortcomings: the filter devices based on traditional filter materials have low dirt-holding capacity, and the dirt-holding capacity is usually 2-3kg/m ³ , so the filtration speed of the conventional filter device is low. 6-10m/h, a few high-speed filters such as fiber can only reach 30-40m/h; on the other hand, due to the high dirt holding capacity, the backwash is frequent, which brings great inconvenience to the operation and operators, and the backwash The methods are relatively complicated. For example, the fiber filtration device needs gas-water combined backwashing to restore the effective filtration performance, resulting in a large amount of backwashing water and the need to install a backwashing pump.

The novel infinite element filter device involved in the present invention is based on the existing filter device, and innovatively researches a high-speed filter device that can compress filter materials for various types of water bodies. It adopts the principle of "infinite element filter" to simulate ideal The filter layer, through the full-angle compression ^of the compressible filter material in the filter layer, forms nearly infinite filter units. According to the filtration requirements of different types of industrial wastewater, the turbidity range of the influent water is wide, and it can deal with the influent water quality from low to high turbidity. The maximum filtration rate can reach 60m/hr. Filtration-countercurrent self-cleaning" technology, using the hydraulic basic principle to optimize the design, the filter equipment cleaning system has a simplified structure, simple operation, no complicated back-cleaning valve and pump system, and realizes pump-free single-valve control, and back-cleaning is uniform and effective. .

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to provide a novel infinite element filtering device and a filtering and cleaning method based on the device.

To solve the above technical problems, the technical solutions adopted in the present invention are as follows.

A new type of infinite element filter device is characterized in that: the new type of infinite element filter device is provided with a water inlet pipe, an emptying pipe, a water distribution area, a lower filter plate, a filter material area, a compressed filter material, a filter material feeding and inspection holes , upper filter plate, clean water area, water distribution hole, water collection tank, water outlet pipe, overflow pipe, backwash water pipe, threaded transmission rod, electric (manual) screw machine, screw machine bracket, reinforcement rod.

The novel infinite element filter device is provided with the water inlet pipe, which is an integral water inlet channel of the novel infinite element filter device, and the outlet of the water inlet pipe is connected to the water distribution area; the lower filter is arranged on the upper part of the water distribution area. The area between the lower filter plate and the upper filter plate is the filter material area, and the filter material area is filled with the compressed filter material; the compressed filter material is added through the inspection hole, The inspection hole is located outside the novel infinite element filter device, and the outlet of the inspection hole is communicated with the filter material area; the upper area of the upper filter plate is the clean water area, and the cloth is arranged on the upper part of the boundary of the clean water area. a water hole, the water distribution hole communicates the water collecting tank with the clean water area; the water outlet pipe is provided at the bottom of the left (right side) of the water collecting tank; the overflow pipe is also provided on the upper edge of the clean water area flow pipe and the backwash water pipe.

The novel infinite element filtering device is a cylindrical integrated structure device, which can filter and remove insoluble suspended pollutants in various types of water bodies; the various types of water bodies include but are not limited to sewage, water supply, waste water, and the like. The filter material area of the novel infinite element filter device is filled with the compressed filter material, and the corresponding porosity of the compressed filter material can be selected according to the water quality of the incoming water, and the porosity can be controlled within 100PPI; the compressed filter material It is a filamentary filter material of polyurethane material, which has the advantages of high porosity and long winding diameter; the compressed filter material is a compressible filter material and is irregular.

As a preferred embodiment of the present invention: the novel infinite element filter device adopts the form of bottom-in, top-out, and up-flow filtration, and the compressed filter material is placed between the water distribution area and the clean water area as a filtering area, and the uppermost part of the clean water area is The water collecting tank is connected through the water distribution hole, and water outlet holes are provided at the bottom of one side of the water collecting tank; the water distribution holes are uniformly distributed in a ring and arranged at equal intervals.

As a preferred embodiment of the present invention: the novel infinite element filter device is also provided with filter material feeding and inspection holes.

A filter cleaning method based on a novel filter material high-speed filter device, characterized in that:

The inlet of the water inlet pipe of the novel infinite element filter device is the overall water inlet channel of the device, and the outlet is connected to the water distribution area. The upper area of the water distribution area is the filter material area, and the upper and lower parts of the filter material area are respectively set The upper filter plate and the lower filter plate; one end of the filler feeding and inspection hole is located outside the novel infinite element filter device, and the other end is connected to the filter material area; the upper area of the filter material area is In the clean water area, the upper part of the boundary of the clean water area is connected to the outside of the water collecting tank through the water distribution hole; the water outlet pipe is provided at the bottom of the left (right side) of the water collecting tank; the upper part of the clean water area is The edge is also provided with the overflow pipe and the backwash pipe.

The novel infinite element filtering device is a cylindrical integrated structure device, which can filter and remove insoluble suspended pollutants in various types of water bodies; the various types of water bodies include but are not limited to sewage, water supply, waste water, and the like. The filter material area of the novel infinite element filter device is filled with the compressed filter material, and the corresponding porosity of the compressed filter material can be selected according to the water quality of the incoming water, and the porosity can be controlled within 100PPI; the compressed filter material It is a filamentary filter material of polyurethane material, which has the advantages of high porosity and long winding diameter; the compressed filter material is a compressible filter material, which is irregular; the size of the filter material area can also be adjusted according to the type of water inflow. Determine and adjust, relying on the electric (manual) screw machine to drive the threaded movable rod up and down, and at the same time, the reinforcement rod fixed on it moves up and down at the same time, driving the lower filter plate to move up and down, thereby changing the filter material The size of the area.

The filtering and cleaning methods described include.

All kinds of water bodies containing insoluble suspended solids enter the new infinite element filter device through the water inlet pipe. After the water is evenly distributed through the water distribution area at the bottom, it quickly passes through the filter material area at the upper part. The suspended matter will be intercepted by the compressed filter material contained in the filter material area. After the water body all passes through the filter material, the pollutants will be trapped in the gaps of the compressed filter material and pass through the filter material area. After filtering, the sewage will reach the clean water area. When the liquid level rises to the height of the water distribution hole, it will flow out evenly from the water distribution hole in the annular water distribution area and flow into the water collecting tank. Finally, it flows out of the filter device through the water outlet pipe on one side of the water collecting tank.

During the whole process of filtration and outflow of the water body containing insoluble suspended pollutants, pollutants larger than the void size of the compressed filter material will be trapped in the compressed filter material; the rest of the clean water will enter the upper part of the clean water zone, and finally flow out from the outlet pipe.

as a preferred embodiment of the present invention.

In the whole water filtration process above, using the compressibility of the compressed filter material and the characteristics of voids, after it is compressed to a certain proportion, a large amount of insoluble suspended solids in the water body will be trapped in the filtration process. In the gap of the filter material, the filtered clean water will flow out normally through the water outlet pipe.

The water distribution holes in the upper part of the clean water area are in the form of annular and uniform openings, so that the filtered water in the clean water area can achieve uniform water distribution in the water collecting tank.

as a preferred embodiment of the present invention.

The novel pressure infinite element filter device is also provided with filter material feeding and inspection holes.

The contaminant filtering and cleaning method includes.

Cleaning process: The insoluble pollutants intercepted in the compressed filter material in the filter material area will gradually increase with the filtration process. After reaching a certain amount, the turbidity of the filtered water will increase significantly. Through the backwashing pipe, the backwashing method is carried out in the way of up-in, down-out, and down-flow, and the pollutants intercepted in the compressed filter material are flushed to the lower part of the compressed filter material area, and the discharge pipe is It is discharged; when the filter device is used for a long time, due to the excessive accumulation of insoluble pollutants inside the compressed filter material, the backwashing effect will gradually decrease. The compressed filter material is further cleaned to achieve continuous operation of the filter device.

Compared with the prior art, the present invention has the following beneficial effects.

First, because the use of compressed filter media has the characteristics of compressibility, the filling amount of filter media can be controlled and adjusted according to the quality of the influent water, and the turbidity index of the influent water quality can be adapted to a wide range.

Second, due to the low density and light weight of the compressed filter material, the entire rapid filter device is relatively light and convenient to transport, and it is a filamentary filter material, which has the advantages of high porosity and long winding diameter. The "Infinite Element Filtering" principle simulates an ideal filter layer.

Thirdly, because the device itself is designed to be equipped with upper and lower filter plates and is movable, and the filter material has special performance, it can filter the incoming water under the condition of ultra-high filtration speed.

Fourth, the water outlet area adopts annular equidistant openings to ensure that the clean water flows out evenly.

Fifth, the device adopts up-flow filtration and countercurrent self-cleaning, which can quickly clean up the intercepted pollutants, simple operation, no complicated anti-cleaning valve and pump system; The compressed filter material can be replaced to realize the continuous operation of the new infinite element filter device. run.

Description of drawings

The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.

FIG. 1 is an elevation view of the novel infinite element filter device of the present invention.

Figure 2 is a top plan view of the novel infinite element filter device of the present invention.

3 is a bottom plan view of the novel infinite element filter device of the present invention.

FIG. 4 is an elevation view of another alternative form of the novel infinite element filter device of the present invention.

Detailed ways

As shown in Figures 1 to 3, the present invention discloses a novel infinite element filtering device and a filtering and cleaning method based on the device. The inventive concept is as follows.

The novel infinite element filter device of the present invention is provided with a water inlet pipe 1, an emptying pipe 2, a water distribution area 3, a lower filter plate 4, a filter material area 5, a compressed filter material 6, a filter material feeding and inspection hole 7, and an upper filter plate 8 , clean water area 9, water distribution hole 10, water collection tank 11, water outlet pipe 12, overflow pipe 13, backwash water pipe 14, threaded transmission rod 15, electric (manual) screw machine 16, screw machine bracket 17, reinforcement rod 18.

The inlet of the water inlet pipe 1 of the novel infinite element filtration device is the overall water inlet channel of the device, and the outlet is connected to the water distribution area 3. The upper area of the water distribution area is the filter material area 5, and the filter material area 5 is above The upper filter plate 8 and the lower filter plate 4 are respectively arranged in the lower part; the inlet of the filler feeding and the inspection hole 7 is located outside the novel infinite element filter device, and the outlet is connected with the filter material area 5; The upper area of the filter material area 5 is the clean water area 9, and the upper part of the boundary of the clean water area 9 is connected to the outside is the water collecting tank 11 through the water distribution hole 10; the bottom of one side of the water collecting tank is provided with a In the water outlet pipe 12, the overflow pipe 13 and the backwash water pipe 14 are arranged on the upper part of the clean water area 9.

The novel infinite element filter device is an integrated structure device, which can filter and remove insoluble suspended pollutants in various types of water bodies; the compressed filter material 6 filled in the filter material area 5 can be According to the water quality of the water, select filter materials with different porosity, and the filter material area 5 is filled with the compressed filter material 6. The compressed filter material 6 can select the corresponding porosity according to the water quality of the influent, and the porosity can be controlled at 100PPI. The compressed filter material 6 is a filamentary filter material of polyurethane material, which has the advantages of high porosity and long winding diameter; the compressed filter material 6 is a compressible filter material, irregular type.

Based on this novel infinite element filtering device, the filtering and cleaning method of the present invention includes:

Filtration process: all kinds of water containing insoluble suspended solids enter the bottom of the new high-speed filter through the water inlet pipe 1, and then pass through the upper filter material area 5 after the water is evenly distributed through the water distribution area 3 at the bottom. The insoluble suspended matter contained in the water body will be intercepted by the compressed filter material 6 contained in the filter material area 5, and after the water body all passes through the filter material, the pollutants will be trapped in the compressed filter material 6. In the space between the filter materials, the filtered water after passing through the filter material area 5 will reach the clean water area 9, and the filtered water will pass through the clean water area 9 and when the liquid level rises to the location of the water distribution hole 10 After the height, the water will flow out evenly from the water distribution holes 10 in the annular water distribution area, flow into the water collecting tank 11 , and finally flow out of the filter device through the water outlet pipe 12 on one side of the water collecting tank 11 .

During the whole process of filtration and outflow of the insoluble suspended pollutants containing insoluble suspended pollutants, pollutants larger than the void size of the compressed filter material 6 will be trapped in the inside of the compressed filter material 6 or under the lower filter plate 4; The filtered water will enter the upper clean water area 9 and finally flow out from the water outlet pipe 12 .

On the basis of the above inventive concept, the present invention can also adopt the following preferred embodiments.

One of the preferred embodiments.

As shown in Figures 1 to 3, in the process of filtering the water body by the novel infinite element filter device of the present invention, the compressibility of the compressed filter material 4 and its characteristics of a large number of voids are used, and it is compressed by a certain proportion. After that, a large amount of insoluble suspended solids in the water body will be trapped in the voids of the compressed filter material 6 during the filtration process, and the filtered clean water will flow out normally through the water outlet pipe 12 .

The water distribution holes 10 in the upper part of the clean water area 9 are in the form of annular and uniform openings for water discharge, so that the filtered water in the clean water area 9 can be evenly distributed into the water collecting tank 11 .

The second preferred embodiment.

As shown in Figures 1 to 3, the novel infinite element filter device of the present invention is also provided with filter material feeding and inspection holes 7.

The filtering and cleaning methods of the present invention include:

Cleaning process: the insoluble pollutants intercepted in the compressed filter material 6 in the filter material area 5 will gradually increase with the filtration process. When a certain amount is reached, the turbidity of the filtered water will increase significantly. During the backwashing process, the backwashing water pipe 14 can be used to carry out backwashing in the way of up-in and down-out, and down-flow, and the pollutants intercepted in the compressed filter material can be flushed to the lower part of the compressed filter material area, and discharged from the discharge When the filter device is used for a long time, due to the excessive accumulation of insoluble pollutants inside the compressed filter material, the backwashing effect will gradually decrease. At this time, manual feeding and maintenance of the filter material can be used. The holes clean the compressed filter material, so as to realize the continuous operation of the filter device.

The third preferred embodiment.

As shown in FIG. 2 to FIG. 4 , the novel infinite element filter device of the present invention can also be designed and transformed into the form shown in FIG. 4 .

Another alternative form of the filter material filling, backwashing and cleaning method of the novel infinite element filter device of the present invention includes:

It can be changed from the aforementioned lifting screw type to a hydraulic lifting type; the specific method is as follows: between the upper filter plate 8 and the lower filter plate 4, the hydraulic transmission lifting device 15 is installed, the upper end of which is fixed on the The lower end of the upper filter plate 8 is connected to the lower filter plate 4 and can drive it to rise and fall; when the hydraulic transmission device 15 is in a fully extended state, the filter press filter material can be put into the filter material area 5 and passed through the The hydraulic transmission lifting device 15 rises to compress the volume of the filter material area 5 , thereby compressing and compacting the compressed filter material 6 . When the novel infinite element filter device is seriously blocked and needs to be backwashed or cleaned, the hydraulic transmission lifting device 15 can be operated to release the filter material area 5, thereby improving the convenience of operation.

The present invention is not limited to the above-mentioned specific embodiments. According to the above-mentioned content, according to the common technical knowledge and customary means in the field, and without departing from the above-mentioned basic technical idea of the present invention, the present invention can also make other equivalents in various forms. Modifications, substitutions or changes all fall within the protection scope of the present invention.

Claims (8)

1. a kind of novel infinite element filter device, it is characterised in that: the novel infinite element filter device be equipped with water inlet pipe (1), Evacuated tube (2), water distributing area (3), lower filter plate (4), filtrate area (5), compression filtrate (6), filtrate adds and manhole (7), upper filter Plate (8), clear water zone (9), water distributing pore (10), catch basin (11), outlet pipe (12), overflow pipe (13), backwash water pipe (14), spiral shell Line drive rod (15), electronic (manual) screw machine (16), screw rod machine support (17), reinforcing bar (18)；

The novel infinite element filter device is equipped with the water inlet pipe (1), for the novel infinite element filter device it is whole into Aquaporin, water inlet pipe (1) outlet connect the water distributing area (3)；The lower filter plate is arranged in the top of the water distributing area (3) (4), region is the filtrate area (5) between the lower filter plate (4) to the upper filter plate (8), fills institute in the filtrate area (5) State compression filtrate (6)；The compression filtrate (6) is added by the manhole (7), and the manhole (7) is located at described Outside novel infinite element filter device, manhole (7) outlet is connected to the filtrate area (5)；Upper filter plate (8) top Region is the clear water zone (9), and the water distributing pore (10) is arranged in clear water zone (9) the boundary top, and the water distributing pore (10) will The catch basin (11) is connected to the clear water zone (9)；(right side) bottom is provided with the water outlet on the left of the catch basin (11) It manages (12)；Clear water zone (9) top edge is additionally provided with the overflow pipe (13) and the backwash water pipe (14).

2. novel infinite element filter device according to claim 1, it is characterised in that: the novel infinite element filter device is Cylindrical integral structure device can be filtered removal to non-solubility suspended contaminant in multiple types water body；It is described more Seed type water body is including but not limited to sewage, water supply, waste water etc..

3. according to claim 1 to the 2 novel infinite element filter devices, it is characterised in that: fill institute in the filtrate area (5) Compression filtrate (6) is stated, the compression filtrate (6) can select respective voids rate according to influent quality situation, and voidage is can be controlled in Within 100PPI；The compression filtrate (6) is polyurethane material filiform filtrate, has the advantages that voidage height, around path length；Institute Stating compression filtrate (6) is compressibility filtrate, irregular type.

4. according to claim 1 to the 3 novel infinite element filter devices, it is characterised in that: the infinite element filter device is adopted With using bottom in and top out, upward flowing type filtered version；Clear water zone (9) topmost passes through described in the water distributing pore (10) connection Catch basin (11)；The water distributing pore (10) is round or rectangle, and the water distributing pore (10) is along the catch basin (11) annular etc. Spacing setting.

5. according to claim 1 to the 4 novel infinite element filter devices, it is characterised in that: the novel infinite element filtering dress It sets and is additionally provided with filtrate and adds and manhole (7).

6. a kind of novel infinite element filter device, it is characterised in that:

The novel infinite element filter device is equipped with water inlet pipe (1), evacuated tube (2), water distributing area (3), lower filter plate (4), filtrate area (5), compress filtrate (6), filtrate adds and manhole (7), upper filter plate (8), clear water zone (9), water distributing pore (10), catch basin (11), outlet pipe (12), overflow pipe (13), backwash water pipe (14), threaded drive rod (15), electronic (manual) screw machine (16), screw rod machine support (17), reinforcing bar (18)；

The novel infinite element filter device is equipped with the water inlet pipe (1), for the novel infinite element filter device it is whole into Aquaporin, water inlet pipe (1) outlet connect the water distributing area (3)；The lower filter plate is arranged in the top of the water distributing area (3) (4), region is the filtrate area (5) between the lower filter plate (4) to the upper filter plate (8), fills institute in the filtrate area (5) State compression filtrate (6)；The compression filtrate (6) is added by the manhole (7), and the manhole (7) is located at described Outside novel infinite element filter device, manhole (7) outlet is connected to the filtrate area (5)；Upper filter plate (8) top Region is the clear water zone (9), and the water distributing pore (10) is arranged in clear water zone (9) the boundary top, and the water distributing pore (10) will The catch basin (11) is connected to the clear water zone (9)；(right side) bottom is provided with the water outlet on the left of the catch basin (11) It manages (12)；Clear water zone (9) top edge is additionally provided with the overflow pipe (13) and the backwash water pipe (14)；

The novel infinite element filter device is cylindrical integral structure device, can be outstanding to non-solubility in multiple types water body Floating pollutant is filtered removal；The multiple types water body is including but not limited to sewage, water supply, waste water etc.；

The filling compression filtrate (6), the compression filtrate (6) can select according to influent quality situation in the filtrate area (5) Respective voids rate, voidage are can be controlled within 100PPI；The compression filtrate (6) is polyurethane material filiform filtrate, tool There is the advantages of voidage is high, around path length；The compression filtrate (6) is compressibility filtrate, irregular type；

The filter method:

All kinds of water bodys containing non-solubility suspended matter enter the novel infinite element filter device bottom by the water inlet pipe (1) Portion after water distributing area (3) uniform water distribution described in bottom, passes rapidly through filtrate area (5) described in top, non-solvable contained in water body Property suspended matter can be intercepted by the compression filtrate (6) contained in the filtrate area (5), to water body completely extend across filtrate it Afterwards, pollutant can be trapped among the gap of compression filtrate (6), pass through the mistake water after filter after the filtrate area (5) Know from experience and reach the clear water zone (9), filtered water body passes through the clear water zone (9), when liquid level rises to the water distributing pore (10) after height where, it can uniformly go out stream from the water distributing pore (10) in annular water distribution region, be flowed into the catch basin (11) Interior, the outlet pipe (12) finally through the catch basin (11) side flows out this filter device；

In the above entire water body filtration outflow process of suspended contaminant containing non-solubility, gap is big after being greater than compression filtrate compression Small pollutant can be trapped in the compression filtrate (6) or under the lower filter plate (4)；It is empty less than after compression filtrate compression The pollutant of gap size can then enter clear water zone described in top (9) with water flow, finally go out to flow from the outlet pipe (12).

7. the filter method of novel infinite element filter device according to claim 6, it is characterised in that: novel infinite element filtering Device uses bottom in and top out, upward flowing type filtered version, and clear water zone (9) topmost connects institute by the water distributing pore (10) It states catch basin (11), the water distributing pore (10) is round or rectangle, and the water distributing pore (10) is along the catch basin (11) annular Spaced set.

8. according to the method for cleaning of the novel infinite element filter device of claim 6 to 7, it is characterised in that: the novel infinite element Filter device is additionally provided with filtrate and adds and manhole；

The method for cleaning includes: the interior non-solubility pollutant contained of the compression filtrate (6) in the filtrate area (5) It can be gradually increased with filter process, after reaching a certain amount of, the turbidity for filtering water outlet can generate obvious rising, can lead at this time The backwash tube (14) are crossed using upper entering and lower leaving, the lower mode to stream carries out backwash；After filtering tank is used for a long time, by institute The accumulation for stating the internal non-solubility pollutant of compression filtrate (6) is excessive, and backwash effect can be gradually reduced, and can first be used at this time Electronic (manual) screw machine (16) cooperates the screw thread motion bar (15) to move down the lower filter plate (4), discharges quilt The compression filtrate (6) of compression, then use is manually added by the filtrate and manhole (7) is cleared up, to realize The continuous operation of filter device.