Ultrafiltration device based on pressurized membrane separation technology

Abstract

The utility model relates to the field of water resource purification, and discloses an ultrafiltration device based on a pressurized membrane separation technology, which comprises an equipment main body, the equipment main body comprises a support, the front side and the rear side of the support are fixedly connected with double rows of ultrafiltration cylinders through connecting rods, and the bottom ends of the double rows of ultrafiltration cylinders are communicated with four water inlet branch pipes through connecting pipes; by arranging the double rows of ultrafiltration cylinders, the number of the ultrafiltration cylinders is increased, the separation efficiency is effectively improved, particles, colloids, bacteria, heat sources, organic matters and other impurities in water can be effectively removed, and meanwhile beneficial mineral substances and microelements in the water are reserved; the electromagnetic valve of the water outlet main pipe is opened, the electromagnetic valve of the water inlet main pipe is closed immediately, then the water enters the ultrafiltration cylinder through the water inlet main pipe, and then a backwashing solution can be discharged from the interior of the water outlet main pipe.

Description

TECHNICAL FIELD

[0001] The utility model relates to water resource purification field, concretely is a kind of ultrafiltration device based on pressurized membrane separation technology. BACKGROUND

[0002] With the shortage of water resources and the aggravation of water pollution, wastewater reuse technology has the advantages of reducing water pollution and saving water, and is more and more valued by people. Among them, the ultrafiltration membrane technology has high filtering precision, can effectively filter out bacteria, impurities and the like in water, and the filtered water quality is good, and is deeply welcomed by the industry.

[0003] However, the existing ultrafiltration device based on pressurized membrane separation technology generally uses single-row two-group ultrafiltration cartridges, and the filtering efficiency is generally low, which affects the progress of work, so it needs to be improved, and an ultrafiltration device based on pressurized membrane separation technology is proposed. UTILITY MODEL CONTENT

[0004] The utility model aims at providing an ultrafiltration device based on pressurized membrane separation technology to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an ultrafiltration device based on pressurized membrane separation technology, comprising a device main body, the device main body comprises:

[0006] The bracket is fixedly connected with double-row ultrafiltration cartridges through connecting rods on the front and back sides, and the bottom end of the double-row ultrafiltration cartridges is communicated with four water inlet branch pipes through connecting pipes.

[0007] Further, the left end of the water inlet branch pipe is communicated with a water inlet main pipe, and the top end of the double-row ultrafiltration cartridges is communicated with four water outlet branch pipes through connecting pipes.

[0008] Further, the left end of the water outlet branch pipe is communicated with a water outlet main pipe.

[0009] Further, the rear end of the water outlet main pipe is fixedly connected with a first electromagnetic valve, and one end of the first electromagnetic valve is fixedly connected with a backwashing inlet pipe.

[0010] Further, the top end of the water inlet main pipe is communicated with a backwashing outlet pipe, one end of the backwashing outlet pipe is fixedly connected with a second electromagnetic valve, and the top end of the water inlet main pipe is fixedly connected with a third electromagnetic valve.

[0011] Further, the water inlet main pipe is communicated with a cleaning liquid inlet pipe on one side, and the cleaning liquid inlet pipe is communicated with the double-row ultrafiltration cartridges through connecting pipes.

[0012] Further, the bottom end of the double-row ultrafiltration cartridges is communicated with a cleaning liquid return pipe through connecting pipes, and the top end of the double-row ultrafiltration cartridges is communicated with an exhaust hole on the outside.

[0013] Further, the left end of the support is fixedly connected with an air washing pipe, one end of the air washing pipe is fixedly connected with a micro air pump, and the other end of the air washing pipe is communicated with a plurality of air outlet pipes.

[0014] Compared with the prior art, the utility model has the advantages of:

[0015] By setting double-row ultrafiltration cylinder, the number of ultrafiltration cylinders is increased, the separation efficiency is effectively improved, the impurities such as micro-particles, colloids, bacteria, heat sources and organic matters in water can be effectively removed, beneficial minerals and trace elements in water are retained, when the ultrafiltration membrane wire inside the ultrafiltration cylinder needs to be backwashed, the electromagnetic valve of the water outlet main pipe is opened, the water inlet main pipe electromagnetic valve is closed immediately, then the backwashed solution can be discharged from the inside of the water outlet main pipe, the ultrafiltration membrane can be backwashed regularly to remove the pollutants on the membrane surface and restore the performance of the membrane, the operation is simple, complex pretreatment and post-treatment steps are not needed, the operation cost is low, and the working efficiency is effectively improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced as follows. Obviously, the drawings in the following description are some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative effort. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn according to the actual proportions.

[0017] Fig. 1 It is a bottom view of the structure of the utility model;

[0018] Fig. 2 It is a bottom view of the structure of the utility model;

[0019] Fig. 3 It is a right view of the structure of the utility model.

[0020] In the drawings: 1, equipment main body;101, second electromagnetic valve (101);102, third electromagnetic valve;103, cleaning liquid inlet pipe;104, cleaning liquid return pipe;105, exhaust hole;106, air washing pipe;107, micro air pump;108, air outlet pipe;11, support;12, double-row ultrafiltration cylinder;13, water inlet branch pipe;14, water inlet main pipe;15, water outlet branch pipe;16, water outlet main pipe;17, first electromagnetic valve;18, backwashing inlet pipe;19, backwashing outlet pipe. DETAILED DESCRIPTION

[0021] In the description of the utility model, it needs to explain, the term "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and so on indicate the position relation or position relation based on the position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the indicated device or element must have a particular orientation, a particular orientation and operation, therefore, it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the utility model, it needs to explain, unless otherwise specified and limited, the terms "mounting", "setting", "connection" and so on should be understood broadly, for example, "connection", can be fixed connection, can also be detachable connection, or integrally connected, can be mechanical connection, can also be electrical connection, can be directly connected, can also be indirectly connected through intermediate medium, can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0023] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0024] Please refer to Figs. 1-3 The utility model provides a kind of based on pressurized membrane separation technology's ultrafiltration device technical scheme: a kind of based on pressurized membrane separation technology's ultrafiltration device, including equipment main body 1, equipment main body 1 includes: support 11, the front and back sides of support 11 are fixedly connected with double-row ultrafiltration cylinder 12 by connecting rod, by setting double-row ultrafiltration cylinder 12, the quantity of ultrafiltration cylinder increases, effectively improve separation efficiency, can effectively remove the impurities such as micro-particle, colloid, bacteria, heat source and organic matter in water, while retaining the beneficial mineral and trace element in water, the bottom of double-row ultrafiltration cylinder 12 is communicated with four water inlet branch pipes 13 by connecting pipe, the left end of water inlet branch pipe 13 is communicated with water inlet main pipe 14, the top of double-row ultrafiltration cylinder 12 is communicated with four water outlet branch pipes 15 by connecting pipe, the left end of water outlet branch pipe 15 is communicated with water outlet main pipe 16;

[0025] The rear end of the water outlet main pipe 16 is fixedly connected with a first electromagnetic valve 17, one end of the first electromagnetic valve 17 is fixedly connected with a backwashing inlet pipe 18, by arranging the backwashing inlet pipe 18 and a backwashing outlet pipe 19, when the ultrafiltration membrane wire inside the ultrafiltration cartridge needs to be backwashed, the electromagnetic valve of the water outlet main pipe 16 is opened, and the electromagnetic valve of the water inlet main pipe 14 is closed at the same time, then the inside of the ultrafiltration cartridge is entered through the water inlet main pipe 14, and then the backwashed solution can be discharged from the inside of the water outlet main pipe 16, so that the ultrafiltration membrane can be backwashed regularly to remove the pollutants on the membrane surface and restore the performance of the membrane, which is simple to operate, does not need complex pretreatment and post-treatment steps, has low operation cost, effectively improves the working efficiency, the top end of the water inlet main pipe 14 is communicated with the backwashing outlet pipe 19, one end of the backwashing outlet pipe 19 is fixedly connected with a second electromagnetic valve 101, the top end of the water inlet main pipe 14 is fixedly connected with a third electromagnetic valve 102, one side of the water inlet main pipe 14 is communicated with a cleaning liquid inlet pipe 103, the cleaning liquid inlet pipe 103 is communicated with the double-row ultrafiltration cartridge 12 through a connecting pipe, the bottom end of the double-row ultrafiltration cartridge 12 is communicated with a cleaning liquid return pipe 104 through a connecting pipe, the top end of the double-row ultrafiltration cartridge 12 is communicated with an air vent 105 outside, the left end of the support 11 is fixedly connected with an air washing pipe 106, one end of the air washing pipe 106 is fixedly connected with a micro air pump 107, and the other end of the air washing pipe 106 is communicated with a plurality of air outlet pipes 108.

[0026] The utility model discloses a device main body 1 is set up, when using, through setting up double-row ultrafiltration cartridge 12, the quantity of ultrafiltration cartridge increases, effectively improves separation efficiency, can effectively remove the impurity such as microgranule, colloid, bacteria, heat source and organic matter in water, simultaneously retains the beneficial mineral matter and trace element in water, through setting up backwashing inlet pipe 18 and backwashing outlet pipe 19, when the ultrafiltration membrane wire inside the ultrafiltration cartridge needs to be backwashed, the electromagnetic valve of the water outlet main pipe 16 is opened, and the electromagnetic valve of the water inlet main pipe 14 is closed at the same time, then the inside of the ultrafiltration cartridge is entered through the water inlet main pipe 14, and then the backwashed solution can be discharged from the inside of the water outlet main pipe 16, so that the ultrafiltration membrane can be backwashed regularly to remove the pollutants on the membrane surface and restore the performance of the membrane, which is simple to operate, does not need complex pretreatment and post-treatment steps, has low operation cost, effectively improves the working efficiency.

[0027] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An ultrafiltration device based on pressurized membrane separation technology, comprising a device body (1), characterized in that: The device body (1) comprises: The front and rear sides of the support (11) are fixedly connected with double-row ultrafiltration cylinders (12) through connecting rods, the bottom ends of the double-row ultrafiltration cylinders (12) are communicated with four water inlet branch pipes (13) through connecting pipes; The left end of the water inlet branch pipe (13) is communicated with a water inlet main pipe (14), the top end of the double-row ultrafiltration cylinder (12) is communicated with four water outlet branch pipes (15) through connecting pipes, the left end of the water outlet branch pipe (15) is communicated with a water outlet main pipe (16), the rear end of the water outlet main pipe (16) is fixedly connected with a first electromagnetic valve (17), one end of the first electromagnetic valve (17) is fixedly connected with a backwashing inlet pipe (18).

2. The ultrafiltration device based on pressurized membrane separation technology according to claim 1, characterized in that: The top end of the water inlet main pipe (14) is communicated with a backwashing outlet pipe (19), one end of the backwashing outlet pipe (19) is fixedly connected with a second electromagnetic valve (101), the top end of the water inlet main pipe (14) is fixedly connected with a third electromagnetic valve (102).

3. The ultrafiltration device based on pressurized membrane separation technology according to claim 2, characterized in that: One side of the water inlet main pipe (14) is communicated with a cleaning liquid inlet pipe (103), the cleaning liquid inlet pipe (103) is communicated with the double-row ultrafiltration cylinder (12) through a connecting pipe.

4. The ultrafiltration device based on pressurized membrane separation technology according to claim 3, characterized in that: The bottom end of the double-row ultrafiltration cylinder (12) is communicated with a cleaning liquid return pipe (104) through a connecting pipe, the top end of the double-row ultrafiltration cylinder (12) is communicated with an exhaust hole (105) on the outside.

5. The ultrafiltration device based on pressurized membrane separation technology according to claim 1, characterized in that: The left end of the support (11) is fixedly connected with an air washing pipe (106), one end of the air washing pipe (106) is fixedly connected with a micro air pump (107), the other end of the air washing pipe (106) is communicated with a plurality of air outlet pipes (108) in front and back.

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