CN215403392U

CN215403392U - Multistage filtering equipment

Info

Publication number: CN215403392U
Application number: CN202023292636.8U
Authority: CN
Inventors: 王海波
Original assignee: Anhui Qingding Technology Co ltd
Current assignee: Anhui Qingding Technology Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2022-01-04
Anticipated expiration: 2030-12-30

Abstract

The utility model relates to a multistage filtering device which comprises a pressure transmitter and a feed inlet, wherein the feed inlet is communicated with one side of the pressure transmitter through a pipeline, the other side of the pressure transmitter is communicated with a first filtering pipe, the first filtering pipe is connected with a second filtering pipe in series, a first filtering layer is arranged at the bottom of the first filtering pipe, a second filtering layer is arranged above the first filtering layer, a third filtering layer is arranged above the second filtering layer, the third filtering layer is positioned at the top of the first filtering pipe, a first liquid discharging port is arranged at the bottom of the first filtering pipe, and a second first liquid discharging port is arranged close to the top of the first filtering pipe; a fourth filter layer is arranged above the second filter pipe, and a fifth filter layer is arranged below the fourth filter layer; the second filter tube top is provided with the third leakage fluid dram, and the third leakage fluid dram is connected with first drain pipe, and first drain pipe connection below is provided with material collecting device, and material collecting device is including the last silo of receiving that is located upper portion.

Description

Multistage filtering equipment

Technical Field

The utility model belongs to the field of manufacturing of filtering equipment, and relates to multistage filtering equipment.

Technical Field

The industrial wastewater comprises production wastewater, production sewage and cooling water, and refers to wastewater and waste liquid generated in the industrial production process, wherein the wastewater and the waste liquid contain industrial production materials, intermediate products, byproducts and pollutants generated in the production process, which are lost along with water. The industrial wastewater has various types and complex components. For example, the waste water of electrolytic salt industry contains mercury, the waste water of heavy metal smelting industry contains various metals such as lead, cadmium and the like, the waste water of electroplating industry contains various heavy metals such as cyanide, chromium and the like, the waste water of petroleum refining industry contains phenol, the waste water of pesticide manufacturing industry contains various pesticides and the like, ions such as valuable heavy metals contained in general waste water need to be filtered and recovered in a first stage, and the filtrate of each stage can be separated for standby.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a membrane which can be used for multi-stage filtration, separate filtrate obtained by each stage of filtration and adjust the number of layers of the membrane according to different feed liquid.

The purpose of the utility model is realized as follows: a multi-stage filtering device comprises a pressure transmitter and a feed inlet, wherein the feed inlet is communicated with one side of the pressure transmitter through a pipeline, the other side of the pressure transmitter is communicated with a first filtering pipe, the first filtering pipe is connected with a second filtering pipe in series, a first filtering layer is arranged at the bottom of the first filtering pipe, a second filtering layer is arranged above the first filtering layer, a third filtering layer is arranged above the second filtering layer, the third filtering layer is positioned at the top of the first filtering pipe, a first liquid discharge port is arranged at the bottom of the first filtering pipe, and a second first liquid discharge port is arranged close to the top of the first filtering pipe; a fourth filter layer is arranged above the second filter pipe, and a fifth filter layer is arranged below the fourth filter layer; the second is filtered the pipe top and is provided with the third leakage fluid dram, and the third leakage fluid dram is connected with first fluid-discharge tube, and first fluid-discharge tube is connected the below and is provided with material collecting device, and material collecting device is provided with the third fluid-discharge tube including the last silo of receiving that is located upper portion on, and the last silo below of receiving, and third fluid-discharge tube right side is provided with down and receives the silo, is provided with the blow-off valve between last silo of receiving and the third fluid-discharge tube, and second is filtered the pipe below and is provided with the second fluid-discharge tube, and the second fluid-discharge tube inserts in the silo of receiving down.

Further, the bottom of the second filter pipe is communicated with a fourth liquid outlet through a pipeline.

Further preferably, a first control valve is arranged between the second filtering pipe and the fourth liquid outlet.

Still further, the material receiving device is communicated with the fifth liquid outlet through a pipeline.

Still further, the material receiving device is connected with the pressure transmitter through a pipeline.

The utility model has the technical effects that: according to the utility model, a first filter layer is arranged at the bottom of a first filter pipe, an activated carbon layer is adopted for filtering and adsorbing large-particle substances in feed liquid, a second filter layer is arranged above the first filter layer, a third filter layer is arranged above the second filter layer and is positioned at the top of the first filter pipe, filter membranes made of different materials are selected for the first filter layer, the second filter layer and the third filter layer to filter according to different feed liquids, a first liquid discharge port is formed in the bottom of the first filter pipe, primary filtrate obtained after primary filtration is discharged from the first liquid discharge port, a second liquid discharge port is formed close to the top of the first filter pipe, and obtained filtrate is discharged from the second liquid discharge port after secondary filtration; a fourth filter layer is arranged above the second filter pipe, a fifth filter layer is arranged below the fourth filter layer, and filter membranes of the fourth filter layer and the fifth filter layer are selected according to different feed liquids; the second filters the pipe top and is provided with the third leakage fluid dram, the filtrating that obtains after tertiary filtration discharges from the third leakage fluid dram, tertiary filtrating passes through first leakage fluid dram from the third leakage fluid dram, first fluid-discharge tube connection below is provided with material collecting device, tertiary filtrating gets into the last material receiving tank on material collecting device upper portion, it is provided with the third leakage fluid dram to go up the material receiving tank below, third drainage fluid dram right side is provided with down the material receiving tank, it is provided with the blow-off valve to go up between material receiving tank and the third leakage fluid dram, open the blow-off valve in such structure and make tertiary filtrating flow in the third leakage fluid dram, getting into next grade pipeline through the third drainage fluid dram, second filters the pipe below and is provided with the second leakage fluid dram, the second leakage fluid dram inserts in the material receiving tank down, the fourth grade filtrating gets into and receives the material collecting tank under the second leakage fluid dram gets into.

Drawings

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

FIG. 1 is a side view of a multi-stage filtration apparatus;

FIG. 2 is a front view of a multi-stage filtration apparatus;

FIG. 3 is a cross-sectional view of a first filter tube;

FIG. 4 is a cross-sectional view of a second filter tube;

FIG. 5 is a connection diagram of a pressure transmitter and a feeding set.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The present invention will now be described in detail with reference to the accompanying drawings.

Fig. 2 shows a multistage filtering apparatus, fig. 5 shows a pressure transmitter 10 and a feeding device 20, the feeding device 20 shown in fig. 1 and fig. 2 is communicated with one side of the pressure transmitter 10 through a pipeline, the other side of the pressure transmitter 10 is communicated with a first filtering pipe 30, the first filtering pipe 30 is connected with a second filtering pipe 40 in series, a first filtering layer 31 is arranged at the bottom of the first filtering pipe 30 shown in fig. 3, the first filtering layer 31 adopts an activated carbon layer for filtering and adsorbing large particles in feed liquid, a second filtering layer 32 is arranged above the first filtering layer 31, a third filtering layer 33 is arranged above the second filtering layer 32, according to different feed liquids, the first filtering layer 31, the second filtering layer 32 and the third filtering layer 33 select filtering films of different materials for filtering, the third filtering layer 33 is arranged at the top of the first filtering pipe 30, a first liquid discharge port 34 is arranged at the bottom of the first filtering pipe 30 shown in fig. 2, the primary filtrate obtained after the primary filtration is discharged from the first liquid discharge port 34, a second liquid discharge port 35 is arranged near the top of the first filtration pipe 30, and the filtrate obtained after the secondary filtration is discharged from the second liquid discharge port 35; a fourth filtering layer 43 is arranged above the second filtering pipe 40 shown in fig. 4, a fifth filtering layer 44 is arranged below the fourth filtering layer 43, and filtering membranes of the fourth filtering layer 43 and the fifth filtering layer 44 are selected according to different feed liquids; a third liquid discharge port 42 is arranged above the second filtering pipe 40 shown in fig. 2, filtrate obtained after the third-stage filtration is discharged from the third liquid discharge port 42, the third-stage filtrate passes through the first liquid discharge pipe from the third liquid discharge port 42, a material receiving device 60 is arranged below the first liquid discharge pipe, the third-stage filtrate enters an upper material receiving groove 63 arranged at the upper part of the material receiving device 60, a third liquid discharge pipe 65 is arranged below the upper material receiving groove 63, a lower material receiving groove 64 is arranged at the right side of the third liquid discharge pipe 65, a discharge valve 61 is arranged between the upper material receiving groove 63 and the third liquid discharge pipe 65, in the structure, the discharge valve 61 is opened to enable the third-stage filtrate to flow into the third liquid discharge pipe 65, and the fourth-stage filtrate enters the next-stage pipeline through the third liquid discharge pipe 65, a second liquid discharge pipe 41 is arranged below the second filtering pipe 40, the second liquid discharge pipe 41 is inserted into the lower receiving groove 64, and the fourth-stage filtrate enters the lower receiving groove 64 through the second liquid discharge pipe 41.

In the present invention shown in fig. 2, the bottom of the second filtering pipe 40 is connected to a fourth liquid outlet 45 via a pipe.

In the present invention shown in fig. 2, a first control valve 46 is provided between the second filtering pipe 40 and the fourth drain port 45.

In the utility model shown in fig. 2, the material receiving device 60 is communicated with the fifth liquid outlet 11 through a pipeline.

In the utility model shown in fig. 2, the material receiving device 60 is connected with the pressure transmitter 10 through a pipeline.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof.

Claims

1. The utility model provides a multistage filtration equipment, includes pressure transmitter (10) and feed inlet (20), feed inlet (20) with pressure transmitter (10) one side be linked together through the pipeline, pressure transmitter (10) opposite side and first filter tube (30) intercommunication, first filter tube (30) and second filter tube (40) series connection, its characterized in that: a first filter layer (31) is arranged at the bottom of the first filter pipe (30), a second filter layer (32) is arranged above the first filter layer (31), a third filter layer (33) is arranged above the second filter layer (32), the third filter layer (33) is positioned at the top of the first filter pipe (30), a first liquid discharge port (34) is arranged at the bottom of the first filter pipe (30), and a second first liquid discharge port (35) is arranged close to the top of the first filter pipe (30); a fourth filtering layer (43) is arranged above the second filtering pipe (40), and a fifth filtering layer (44) is arranged below the fourth filtering layer (43); second filter pipe (40) top be provided with third leakage fluid dram (42), third leakage fluid dram (42) be connected with first drain pipe, first drain pipe connect the below and be provided with material collecting device (60), material collecting device (60) including last material receiving tank (63) that are located the upper portion, last material receiving tank (63) below be provided with third leakage fluid dram (65), third leakage fluid dram (65) right side be provided with down material receiving tank (64), last material receiving tank (63) and third leakage fluid dram (65) between be provided with discharge valve (61), second filter pipe (40) below be provided with second leakage fluid dram (41), second leakage fluid dram (41) insert in material receiving tank (64).

2. The multi-stage filtration apparatus of claim 1, wherein: the bottom of the second filtering pipe (40) is communicated with a fourth liquid outlet (45) through a pipeline.

3. The multi-stage filtration apparatus of claim 2, wherein: a first control valve (46) is arranged between the second filtering pipe (40) and the fourth liquid outlet (45).

4. The multi-stage filtration apparatus of claim 1, wherein: the receiving device (60) is communicated with the fifth liquid outlet (11) through a pipeline.

5. The multi-stage filtration apparatus of claim 1, wherein: the material receiving device (60) is connected with the pressure transmitter (10) through a pipeline.