CN201016098Y - Self-cleaning membrane biological sewage treatment unit - Google Patents

Abstract

The self-cleaning membrane biological sewage treatment unit of the utility model comprises a biological reaction box, a membrane filtration box and a main control box; the sewage water inlet is connected to the biological reaction box, and a microbial carrier is arranged in the biological reaction box; Connected by an overflow tank, the membrane filter box is equipped with a filter membrane with membrane pores, and the membrane filter box is equipped with an ultrasonic self-cleaning mechanism; the filter membrane is provided with a membrane outlet, and the membrane outlet is connected to the outlet pipe to the drain. By adopting the above structure, a self-cleaning membrane biological sewage treatment unit with high efficiency, good effect and wide adaptability can be obtained.

Description

Self-cleaning membrane biological sewage treatment unit

technical field

The utility model relates to a sewage treatment device, in particular to an efficient and self-cleaning membrane biological sewage treatment unit.

Background technique

In the wide field of life and production tools, there is the problem of water pollution from oily water. For example: hotels, residential areas, electroplating factories, hardware processing, automobile manufacturing, etc. will produce sewage due to production or living reasons. The direct discharge of these sewage will cause serious pollution to the environment and even endanger people's health. The existing sewage treatment equipment has little reduction in the COD and BOD values in the sewage index, low efficiency, high operating costs, and the structure is not compact, there are many auxiliary equipment, the treatment effect is unstable, and the degree of automatic control is low. The most critical disadvantage is that the filter membrane is frequently clogged, the cost of membrane cleaning is high, and the life of the equipment is short.

Utility model content

In view of this, the purpose of the utility model is to provide a self-cleaning membrane biological sewage treatment unit with high efficiency, good effect and wide adaptability.

In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is: its focus is to include a biological reaction box, a membrane filtration box and a main control box; the sewage water inlet is connected to the biological reaction box, and the biological reaction box is provided with a microbial carrier; The biological reaction box is connected with the membrane filtration box through the overflow tank. The membrane filtration box is equipped with a filter membrane with membrane pores. The membrane filter box is equipped with an ultrasonic self-cleaning mechanism; The water port is connected to the drain port through the water outlet pipe.

In addition, a bracket is provided on the top of the membrane filter box, and the ultrasonic self-cleaning mechanism includes an ultrasonic generator and an ultrasonic vibrating plate; the ultrasonic vibrating plate is fixed on the membrane filtering box through the bracket; the ultrasonic vibrating plate is connected with the ultrasonic generator through a cable.

The top of the membrane filter box is provided with a bracket, and the ultrasonic self-cleaning mechanism includes an ultrasonic generator and an ultrasonic vibrator; the ultrasonic vibrator is fixed on the membrane filter box through the bracket; the ultrasonic vibrator is connected with the ultrasonic generator through a cable.

The ultrasonic generator is installed in the main control box.

A stirrer is arranged in the biological reaction box, and the stirrer is fixed on the biological reaction box through a bracket.

An aeration head is arranged at the bottom of the membrane filter box, and the aeration head is connected with a blower through an aeration pipe.

The fan is installed in the main control box.

The water outlet pipe is provided with a clean water pump.

The filter membrane is a curtain hanging membrane.

Biological reaction box, membrane filtration box and main control box closely form a whole.

The utility model adopts the above-mentioned technical scheme, and the beneficial effects that can be achieved are: 1. The ultrasonic cleaning device can avoid the clogging problem of the filter membrane, increase the service life of the equipment, and reduce the cleaning cost; 2. The biological reaction box is equipped with a microbial carrier, which can Let the sewage treatment bacteria attach to it, which has a good treatment effect on sewage; 3. A mixer is installed in the biological reaction box, which can improve the sewage treatment effect; 4. The water outlet pipe is equipped with a clean water pump to make the drainage effect better; 5. The bioreactor box, the membrane filter box and the main control box closely form a whole with beautiful appearance and compact structure.

Description of drawings

Figure 1 is a schematic diagram of the overall structure of a specific embodiment of the self-cleaning membrane biological sewage treatment unit of the present invention.

Detailed ways

The self-cleaning membrane biological sewage treatment unit of the present utility model, as shown in Figure 1, its structural focus is to include the biological reaction box 2, the membrane filter box 6 and the main control box 10; the sewage water inlet 1 is connected to the biological reaction box 2, and the biological The reaction box 2 is provided with a microbial carrier 3; the biological reaction box 2 is connected with the membrane filter box 6 through the overflow tank 5, and the filter membrane 7 with membrane micropores 71 is installed in the membrane filter box 6, and the membrane filter box 6 An ultrasonic self-cleaning mechanism is set; the filter membrane 7 is provided with a membrane water outlet 72, and the membrane water outlet 72 is connected to the drain through the water outlet pipe 111, and the water outlet pipe 111 can be provided with a clean water pump 112.

In addition, the top of the membrane filter box 6 is provided with a bracket 12, and the ultrasonic self-cleaning mechanism includes an ultrasonic generator 92 and an ultrasonic vibrating plate 9 or an ultrasonic vibrator (not shown in the figure); In the membrane filter box 6 ; the ultrasonic vibrating plate 9 and the ultrasonic vibrator are connected to the ultrasonic generator 92 through the cable 13 , and the ultrasonic generator 92 is installed in the main control box 10 .

A stirrer 4 is arranged in the bioreactor box, and the stirrer 4 is fixed on the bioreactor box 2 through a bracket 12 .

An aeration head 8 is arranged at the bottom of the membrane filtration box 6, and the aeration head 8 is connected with a fan 82 through an aeration pipe 81. The fan 82 is installed in the main control box 10 .

The filter membrane 7 is a curtain-type hanging membrane, and the membrane is not provided with a membrane shell.

Moreover, the biological reaction box 2, the membrane filtration box 6 and the main control box 10 are closely integrated into one body, so that the device has a beautiful appearance and a compact structure.

Elaborate again below with a preferred specific embodiment:

Please refer to Fig. 1 again, the self-cleaning membrane biological sewage treatment unit of the present invention is composed of an integrated biological reaction box 2, a membrane filtration box 6 and a main control box 10, etc.

The details are as follows: the sewage to be treated reaches the bioreactor 2 through the sewage water inlet 1, and the sewage in the bioreactor 2 is biologically treated by various bacteria attached to the microbial carrier 3. For the treatment effect of various bacteria on sewage, the utility model is equipped with a mixer 4 in the bioreactor 2, and the mixer 4 is fixed on the support 12. After the sewage in the biological reaction box 2 is stirred and fully treated by microorganisms, it enters the membrane filtration box 6 through the overflow tank 5, and the sewage in the membrane filtration box 6 is again formed by various dominant bacteria attached to the filter membrane 7. carry out biological treatment again. In order to promote the treatment effect of sewage in the membrane filter box 6, the utility model installs an aeration head 8 at the bottom of the membrane filter box 6. The fresh air containing more oxygen is sent to the aeration head 8 by the fan 82 through the aeration pipe. After filling into the sewage in the membrane filter box 6, the working activity of bacteria can be greatly improved, and the effective treatment of sewage can be enhanced. After the sewage is efficiently treated in the membrane filter box 6, it is filtered into the filter membrane 7 by the water inlet on the filter membrane 7, that is, the membrane micropore 71, and then passed through the membrane outlet 72 by the water outlet pump installed at the other end of the outlet pipe 111. 112 is sucked into the drain outlet 11 and discharged, and the sewage discharged by the drain outlet 11 is the clean water that can be directly discharged through the utility model to treat up to the standard. In order to solve the filter blocking problem of the filter membrane 7 installed in the membrane filter box 6, the utility model is equipped with an ultrasonic cleaning device. When the membrane micropore 71 is blocked by filtered sewage, the ultrasonic vibrating plate 9 will emit ultrasonic energy to crush and knock down the dirt blocked on the membrane micropore 71, thereby maintaining the filtering effectiveness of the filtration membrane 7. The ultrasonic vibrating plate 9 is fixedly installed by the bracket 12, and is connected with the ultrasonic generator 92 through the cable 13, and the ultrasonic generator 92 is installed in the main control box 10. The main control box 10 is integrated with the biological reaction box 2 and the membrane filtration box 6 to form an integrated unit with a beautiful appearance.

Claims (10)

1. a self-cleaning film biological sewage is handled unit, it is characterized in that:

Comprise the biological respinse case, membrane filtration case and Main Control Tank;

Sewage inlet connects the biological respinse case, is provided with microbe carrier in this biological respinse case; The biological respinse case is connected by overflow groove with the membrane filtration case, and the filtering membrane of band membrane micropore is installed in this membrane filtration case, and this membrane filtration case is established the self-cleaning mechanism of ultrasonic wave;

This filtering membrane is established the film water outlet, this film water outlet with by the water outlet pipe coupling to water port.

2. self-cleaning film biological sewage as claimed in claim 1 is handled unit, and it is characterized in that: support is established in this membrane filtration box top, and the self-cleaning mechanism of this ultrasonic wave comprises ultrasonic generator and ultrasonic wave vibration plate;

This ultrasonic wave vibration plate is fixed on the membrane filtration case by support;

This ultrasonic wave vibration plate is connected with ultrasonic generator by cable.

3. self-cleaning film biological sewage as claimed in claim 1 is handled unit, and it is characterized in that: support is established in this membrane filtration box top, and the self-cleaning mechanism of this ultrasonic wave comprises ultrasonic generator and ultrasonic oscillator;

This ultrasonic oscillator is fixed on the membrane filtration case by support;

This ultrasonic oscillator is connected with ultrasonic generator by cable.

4. handle unit as claim 2 or 3 described self-cleaning film biological sewages, it is characterized in that: this ultrasonic generator is installed in the Main Control Tank.

5. self-cleaning film biological sewage as claimed in claim 1 is handled unit, it is characterized in that:

Establish stirrer in this biological respinse case, this stirrer is fixed on the biological respinse case by support.

6. self-cleaning film biological sewage as claimed in claim 1 is handled unit, it is characterized in that: aeration head is established in this membrane filtration case bottom, and this aeration head is connected with blower fan by aeration tube.

7. self-cleaning film biological sewage as claimed in claim 6 is handled unit, and it is characterized in that: this blower fan is installed in the Main Control Tank.

8. self-cleaning film biological sewage as claimed in claim 1 is handled unit, and it is characterized in that: this water outlet pipe is established fresh water pump.

9. self-cleaning film biological sewage as claimed in claim 1 is handled unit, and it is characterized in that: this filtering membrane is a curtain formula biofilm.

10. self-cleaning film biological sewage as claimed in claim 1 is handled unit, it is characterized in that: biological respinse case, membrane filtration case and Main Control Tank closely constitute an integral body.

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