CN209940553U - Energy-efficient membrane processing apparatus - Google Patents

Abstract

The utility model relates to a high-efficiency energy-saving film processing device. The technical scheme is as follows: the device comprises a first electric three-way valve, a water pump, a membrane filtering device, a second electric three-way valve, a filtrate collecting box, an air pump, a cleaning box, a flow guide pipe, an electric control diversion valve, a control cabinet and an electric control filtrate discharge valve. The utility model discloses combine together back flush mode and medicament washing mode, select for use different cleaning methods to the different conditions, can effectively promote device's cleaning performance. In addition, the whole device is reasonable in structure and layout, system equipment is fully utilized, the air pump is reasonably utilized in two flushing modes, the water pump is fully utilized in a plurality of working states, the whole operation cost is low, the automation degree is high, and the maintenance and the work management are easy.

Description

Energy-efficient membrane processing apparatus

Technical Field

The utility model belongs to the technical field of water treatment, a energy-efficient membrane processing apparatus is related to.

Background

The membrane treatment technology is an effective means for purifying water quality, and can remove suspended matters, bacteria, toxic metal substances, organic matters, even soluble salts and the like in water. The membrane technology comprises microfiltration, ultrafiltration, nanofiltration, reverse osmosis and the like, which can be combined with driven physicochemical and biological treatment technologies to form an optimal combined process, and the membrane technology can play a central role in the combined process. Along with the improvement of membrane performance and the reduction of membrane price, membrane technology has been widely used and a plurality of fields, however, membrane processing apparatus is in the in-process of long-term operation, and the filter membrane blocks up easily or the scale deposit, needs effective and timely washing, and conventional cleaning method is difficult to satisfy the continuous long-time water production demand in the membrane separation process, and current cleaning mode is comparatively single, and work efficiency is not high, and the cleaning performance is lower, can not make the membrane resume original efficiency.

SUMMERY OF THE UTILITY MODEL

In view of the problems in the prior art, the utility model discloses a high-efficiency energy-saving membrane processing device, which adopts the technical proposal that the device comprises a first electric three-way valve, three interfaces of the first electric three-way valve are respectively connected with a water source to be filtered, an input end of a membrane filtering device and a cleaning box through pipelines, a water pump is arranged on a connecting pipeline between the first electric three-way valve and the membrane filtering device, an output end of the membrane filtering device is connected with a second electric three-way valve through a pipeline, the other two interfaces of the second electric three-way valve are respectively connected with the cleaning box and a filtrate collecting box through pipelines, the top of the filtrate collecting box is connected with an air pump through a pipeline, the bottom of the filtrate collecting box is connected with an electric control filtrate discharge valve, the top of the cleaning box is communicated with the filtrate collecting box through a guide pipe, and the middle part of the, and each electric control device of the whole device is electrically connected with the control cabinet.

As a preferred scheme of the utility model, membrane filter equipment includes the mounting bracket, fixed mounting membrane module, every on the mounting bracket membrane module one end is the inlet, and the other end is the liquid outlet, the membrane module is close to the one end lateral part of liquid outlet is connected with the drain, automatically controlled blowoff valve, every are installed to the drain lower extreme on the membrane module inlet and inlet communicating pipe intercommunication, inlet communicating pipe with the water pump passes through tube coupling, every on the membrane module liquid outlet and liquid outlet communicating pipe intercommunication, liquid outlet communicating pipe with the electronic three-way valve of second is connected.

As a preferred scheme of the utility model, it includes the box to wash the case, automatically controlled washing liquid blow-down valve is installed to box lower part intercommunication, the washing liquid return line pipe is installed to box top intercommunication reaches the honeycomb duct, the washing liquid return line pipe other end is connected first electric three-way valve, the chemical tank is installed at the box top, the chemical tank bottom pass through the pipeline with install the medicament on box intercommunication and its pipeline and add the solenoid valve.

As a preferred scheme of the utility model, the pipe orifice at one end of the flow guide pipe connected with the filtrate collecting box extends to the bottom of the inner cavity of the filtrate collecting box; and the pipe orifice of one end of the cleaning liquid loop pipe, which is connected with the box body, extends to the bottom of the inner cavity of the box body.

As an optimized scheme of the utility model, the quantity of medicament case can be according to actual practical demand configuration.

The utility model has the advantages that: the utility model discloses combine together back flush mode and medicament washing mode, select for use different cleaning methods to the different conditions, can effectively promote device's cleaning performance. In addition, the whole device is reasonable in structure and layout, system equipment is fully utilized, the air pump is reasonably utilized in two flushing modes, the water pump is fully utilized in a plurality of working states, the whole operation cost is low, the automation degree is high, and the maintenance and the work management are easy.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a partial structure of the filtrate collection box of the present invention;

fig. 3 is a schematic structural view of the membrane filtration device of the present invention;

fig. 4 is a schematic structural view of the cleaning tank of the present invention.

In the figure: 1-a first electric three-way valve, 2-a water pump, 3-a membrane filtering device, 301-a mounting rack, 302-a membrane assembly, 303-a liquid inlet, 304-a sewage outlet, 305-an electric control sewage drain valve, 306-a liquid outlet, 307-a liquid outlet communicating pipe, 308-a liquid inlet communicating pipe, 4-a second electric three-way valve, 5-a filtrate collecting box, 6-an air pump, 7-a cleaning box, 701-a box body, 702-an electric control cleaning solution discharging valve, 703-a cleaning solution loop pipe, 704-a medicament box, 705-a medicament adding electromagnetic valve, 8-a flow guide pipe, 9-an electric control flow guide valve, 10-a control cabinet and 11-an electric control filtrate discharging valve.

Detailed Description

Example 1

As shown in figures 1 to 4, the utility model relates to a high-efficiency energy-saving membrane processing device, which adopts the technical proposal that the device comprises a first electric three-way valve 1, three interfaces of the first electric three-way valve 1 are respectively connected with a water source to be filtered, an input end of a membrane filtering device 3 and a cleaning box 7 through pipelines, a water pump 2 is arranged on a connecting pipeline between the first electric three-way valve 1 and the membrane filtering device 3, an output end of the membrane filtering device 3 is connected with a second electric three-way valve 4 through a pipeline, the other two interfaces of the second electric three-way valve 4 are respectively connected with the cleaning box 7 and a filtrate collecting box 5 through pipelines, the top of the filtrate collecting box 5 is connected with an air pump 6 through a pipeline, the bottom of the filtrate collecting box 5 is connected with an electric control filtrate discharge valve 11, the top of the cleaning box 7 is communicated with the filtrate collecting box 5 through a guide, an electric control diversion valve 9 is arranged in the middle of the diversion pipe 8, and each electric control device of the whole device is electrically connected with a control cabinet 10.

The membrane filtering device 3 comprises an installation frame 301, wherein a membrane module 302 is fixedly installed on the installation frame 301, one end of the membrane module 302 is a liquid inlet 303, the other end of the membrane module 302 is a liquid outlet 306, one end of the membrane module 302 is close to the liquid outlet 306, a sewage outlet 304 is connected to the side part of one end of the sewage outlet 304, an electric control sewage valve 305 is installed at the lower end of the sewage outlet 304, each of the liquid inlet 303 and a liquid inlet communicating pipe 308 on the membrane module 302, the liquid inlet communicating pipe 308 is connected with the water pump 2 through a pipeline, each of the liquid outlet 306 and a liquid outlet communicating pipe 307 on the membrane module 302, and the liquid outlet.

The cleaning box 7 comprises a box body 701, an electric control cleaning liquid discharge valve 702 is installed on the lower portion of the box body 701 in a communicated mode, a cleaning liquid loop pipe 703 and the flow guide pipe 8 are installed on the top of the box body 701 in a communicated mode, the other end of the cleaning liquid loop pipe 703 is connected with the first electric three-way valve 1, a chemical box 704 is installed on the top of the box body 701, and a chemical adding electromagnetic valve is installed on the bottom of the chemical box 704 in a communicated mode with the box body 701 and on the pipeline of the chemical box.

The nozzle at one end of the draft tube 8 connected with the filtrate collection box 5 extends to the bottom of the inner cavity of the filtrate collection box 5; the nozzle of the cleaning liquid loop pipe 703 at one end connected with the box body 701 extends to the bottom of the inner cavity of the box body 701.

The number of the drug boxes 704 can be configured according to practical requirements.

The utility model discloses a theory of operation: the whole device is controlled by a control cabinet 10, when the water is filtered, the water to be treated is controlled by a first electric three-way valve 1 and is pumped into a membrane filtering device 3 from a water inlet by a water pump 2 for filtering, the filtered water is controlled by a second electric three-way valve 4 and enters a filtered liquid collecting box 5, and the filtered liquid can be discharged from an electric control filtered liquid discharge valve 11. When 3 jam of membrane filtration device do not seriously need to carry out simple clearance, only need wash through the back flush mode, the working method is: closing the first electric three-way valve 1, regulating and controlling the second electric three-way valve 4 to enable the membrane filtering device 3 and the filtrate collecting box 5 to be communicated, simultaneously opening the electric control blow-down valve 305, starting the air pump 6 to enable filtrate in the filtrate collecting box 5 to flow back to the membrane filtering device 3 under the driving of air flow, back washing the filtrate and discharging the filtrate from the sewage outlet 304; when the membrane filtering device 3 is seriously blocked, the membrane filtering device is flushed by a medicament flushing mode, and the working mode is as follows: the second electric three-way valve 4 is regulated to communicate the membrane filtering device 3 with the cleaning box 7, so that the filtrate enters the cleaning box 7, the electric control diversion valve 9 can be opened, the second electric three-way valve 4 is closed, the air pump 6 is started, the filtrate in the filtrate collecting box 5 is injected into the cleaning box 7, after enough filtrate exists in the cleaning box 7, the chemical is added into the box body 701 through the chemical box 704, the first electric three-way valve 1 is regulated to communicate the cleaning liquid loop pipe 703 with the membrane filtering device 3, the second electric three-way valve 4 is regulated to communicate the membrane filtering device 3 with the cleaning box 7, the water pump 2 is started to circulate the chemical in the cleaning box 7 in the system to clean the membrane filtering device, after the cleaning work is finished, the second electric three-way valve 4 is closed, the blowdown electric control valve 305 is opened, the chemical is continuously pumped by the water pump 2 and discharged from the blowdown port 304, and after the chemical is discharged, the filtering liquid in the filtering liquid collecting box 5 is injected into the cleaning box 7 through the air pump 6, and the filtering liquid is pumped by the water pump 2 and discharged from the sewage outlet 304 through the membrane filtering device 3, so that the residual medicament in the whole device is cleaned, and the cleaning agent can be reused for water treatment.

Components not described in detail herein are prior art.

Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge range of those skilled in the art, and modifications or variations without creative efforts are still within the scope of the present invention.

Claims (6)

1. An energy-efficient membrane processing apparatus which characterized in that: the device comprises a first electric three-way valve (1), wherein three interfaces of the first electric three-way valve (1) are respectively connected with a water source to be filtered, an input end of a membrane filtering device (3) and a cleaning box (7) through pipelines, a water pump (2) is arranged on a connecting pipeline between the first electric three-way valve (1) and the membrane filtering device (3), an output end of the membrane filtering device (3) is connected with a second electric three-way valve (4) through a pipeline, the other two interfaces of the second electric three-way valve (4) are respectively connected with the cleaning box (7) and a filtrate collecting box (5) through pipelines, the top of the filtrate collecting box (5) is connected with an air pump (6) through a pipeline, the bottom of the filtrate collecting box (5) is connected with an electric control filtrate discharge valve (11), and the top of the cleaning box (7) is communicated with the filtrate collecting box (5) through a, the middle part of the guide pipe (8) is provided with an electric control guide valve (9), and each electric control device of the whole device is electrically connected with the control cabinet (10).

2. An energy efficient membrane process apparatus as defined in claim 1, wherein: membrane filter equipment (3) include mounting bracket (301), fixed mounting membrane module (302), every on mounting bracket (301) membrane module (302) one end is inlet (303), and the other end is liquid outlet (306), membrane module (302) are close to the one end lateral part of liquid outlet (306) is connected with drain (304), automatically controlled blowoff valve (305), every are installed to drain (304) lower extreme on membrane module (302) inlet (303) and inlet communicating pipe (308) intercommunication, inlet communicating pipe (308) with water pump (2) pass through tube coupling, every on membrane module (302) liquid outlet (306) and liquid outlet communicating pipe (307) intercommunication, liquid outlet communicating pipe (307) with second electric three-way valve (4) are connected.

3. An energy efficient membrane process apparatus as defined in claim 1, wherein: wash case (7) including box (701), automatically controlled washing liquid bleeder valve (702) is installed in box (701) lower part intercommunication, washing liquid return line pipe (703) and honeycomb duct (8) are installed in box (701) top intercommunication, washing liquid return line pipe (703) other end is connected first electric three-way valve (1), medicament case (704) is installed at box (701) top, medicament case (704) bottom through the pipeline with box (701) intercommunication and install medicament on its pipeline and add solenoid valve (705).

4. An energy efficient membrane process apparatus as defined in claim 1, wherein: and the nozzle at one end of the draft tube (8) connected with the filtrate collecting box (5) extends to the bottom of the inner cavity of the filtrate collecting box (5).

5. A high efficiency energy saving membrane treatment apparatus according to claim 3, wherein: the pipe orifice of one end of the cleaning liquid loop pipe (703) connected with the box body (701) extends to the bottom of the inner cavity of the box body (701).

6. A high efficiency energy saving membrane treatment apparatus according to claim 3, wherein: the number of the medicine boxes (704) can be configured according to actual practical requirements.

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