CN218465607U

CN218465607U - MBR membrane landfill leachate treatment device

Info

Publication number: CN218465607U
Application number: CN202221875110.9U
Authority: CN
Inventors: 陆东蛟; 邓婕; 任新虎; 沙俊鹏; 周敏; 曾斐; 陈友
Original assignee: Nanjing Huanmei Technology Co ltd
Current assignee: Nanjing Huanmei Technology Co ltd
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2023-02-10
Anticipated expiration: 2032-07-19

Abstract

The utility model provides a MBR membrane landfill leachate treatment device, which comprises a main box body provided with a pretreatment mechanism and a tubular MBR membrane, wherein the main box body is divided into a first box body and a second box body which are mutually clamped, the tubular MBR membrane is arranged inside the first box body, and the pretreatment mechanism is arranged inside the second box body; the pretreatment mechanism comprises a mounting plate, a first filter screen and a second filter screen which are horizontally and oppositely distributed are connected to the mounting plate, a bearing plate for providing supporting force for the mounting plate is connected inside the second box body, and a pressing plate abutted against the mounting plate is connected inside the first box body; the pipe-shaped MBR membrane is provided with at least one, the pipe-shaped MBR membrane is in threaded sleeve joint with a water outlet pipe through a connector, the water outlet pipe is connected with a connecting pipe, and the connecting pipe is connected with a drainage pump.

Description

MBR membrane landfill leachate treatment device

Technical Field

The utility model belongs to the technical field of landfill leachate handles, concretely relates to MBR membrane landfill leachate treatment device.

Background

The landfill leachate treatment is derived from water, organic matter decomposition water, rain and snow water entering a landfill and other water contained in the garbage in a garbage landfill. The conventional treatment methods include biochemical method, membrane method and Dusheng ion exchange method.

The ultrafiltration membrane is a microporous filtration membrane with consistent pore size specification and the rated pore size range of 0.001-0.02 micron. In the field of sewage treatment and water resource recycling, MBR (membrane bioreactor) is a novel water treatment technology combining a membrane separation unit and a biological treatment unit. The membrane structure mainly comprises a flat membrane and a hollow fiber membrane, and the ultrafiltration technology can be divided according to the membrane aperture.

At present, the MBR membrane is usually adopted to treat the landfill leachate, and the membrane bioreactor can retain microorganisms with longer generation period due to the effective interception function, so that the deep purification of the sewage can be realized.

However, the existing landfill leachate treatment device lacks a pretreatment mechanism, and the filtration effect of the MBR membrane is affected when the amount of sludge in the landfill leachate is large; in addition, due to the integrated design of the MBR membranes, the whole MBR membrane needs to be replaced after being damaged, and resource waste is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a MBR membrane landfill leachate processing apparatus

An MBR membrane landfill leachate treatment plant, comprising: the main box body is provided with a pretreatment mechanism and a tubular MBR membrane, the main box body is divided into a first box body and a second box body which are mutually clamped, the tubular MBR membrane is arranged inside the first box body, and the pretreatment mechanism is arranged inside the second box body;

the pretreatment mechanism comprises a mounting plate, a first filter screen and a second filter screen which are horizontally and oppositely distributed are connected to the mounting plate, a bearing plate for providing supporting force for the mounting plate is connected inside the second box body, and a pressing plate abutted against the mounting plate is connected inside the first box body;

the pipe-shaped MBR membrane is provided with at least one, the pipe-shaped MBR membrane is in threaded sleeve joint with a water outlet pipe through a connector, the water outlet pipe is connected with a connecting pipe, and the connecting pipe is connected with a drainage pump.

In order to facilitate the movement of the treatment device, the top of the first box body is open, the bottom of the second box body is of a bucket-shaped structure, the bottom of the second box body is connected with a water inlet pump, the bottom of the second box body is connected with an auxiliary block, and the auxiliary block is connected with a bottom column with a universal wheel.

In order to perform a cleaning operation of the tubular MBR membrane inside the first tank, a blower is installed at the outside of the first tank, and the blower is connected to an aeration pipe.

In order to improve the stability of the aeration pipe, the aeration pipe is positioned in the first box body, at least one support frame is connected to the aeration pipe, and the other end of the support frame is connected with the first box body.

In order to facilitate the dismantlement and the installation of outlet pipe and first box, the internal connection of first box has the supporting mechanism with the outlet pipe joint, supporting mechanism includes the loading board of being connected with first box, be connected with the montant on the loading board, the other end of montant is connected with the cardboard with the outlet pipe joint.

In order to install and disassemble the water outlet pipe quickly, the clamping plate is arc-shaped, an adjusting rod is in threaded connection with the clamping plate, and a butt joint block is connected to the adjusting rod.

In order to improve the bearing capacity of the first filter screen and the second filter screen, at least one cross rod is connected to the mounting plate, and at least one reinforcing rod for providing supporting force for the first filter screen and the second filter screen is connected to the cross rod.

The utility model has the advantages that: the MBR membrane garbage leachate treatment device is provided,

1. by additionally arranging the pretreatment mechanism and performing pretreatment on sludge by virtue of the first filter screen and the second filter screen in the pretreatment mechanism, the influence of a large amount of sludge on the filtering effect of the tubular MBR membrane can be effectively avoided;

2. furthermore, through the joint structure of first box and second box, rely on the cardboard in the first box and the board of accepting in the second box, can be fixed in the inside of second box with preliminary treatment mechanism, the dismantlement and the installation of preliminary treatment mechanism of being convenient for to be convenient for clean or change first filter screen, second filter screen.

3. The water outlet pipe is matched with the supporting mechanism, so that the water outlet pipe is convenient to disassemble and install, the tubular MBR membrane can be conveniently taken out of the first box body, the tubular MBR membrane can be periodically overhauled or replaced, and the filtering effect of the treatment device can be guaranteed; furthermore, the tubular MBR membrane is connected with the water outlet pipe through the connector, a certain tubular MBR membrane can be independently replaced, and economic waste caused by an MBR membrane integrated structure is avoided.

This MBR membrane landfill leachate processing apparatus, rational in infrastructure, easy operation uses the flexibility strong, is favorable to using widely.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is an enlarged view of a point a in the structure diagram 1 of the present invention;

FIG. 3 is a schematic view of the clamping structure of the water outlet pipe and the clamping plate of the present invention;

fig. 4 is another schematic structural diagram of the pretreatment mechanism of the present invention.

Labeled in the figure as: 101. a first case; 1011. pressing a plate; 102. a second case; 1021. a bearing plate; 201. a water outlet pipe; 202. a connector; 203. a tubular MBR membrane; 204. a connecting pipe; 301. clamping a plate; 302. a vertical rod; 303. a carrier plate; 304. adjusting a rod; 305. a butting block; 4. draining pump; 5. a blower; 6. an aeration pipe; 7. a support frame; 8. an auxiliary block; 9. a bottom pillar; 10. mounting a plate; 11. a first filter screen; 12. a second filter screen; 13. a cross bar; 14. a reinforcing rod.

Detailed Description

Example one

As shown in fig. 1 to 2, an MBR membrane landfill leachate treatment device comprises a main box body provided with a pretreatment mechanism and a tubular MBR membrane 203, wherein the main box body is divided into a first box body 101 and a second box body 102 which are clamped with each other, the top of the first box body 101 is open, the bottom of the second box body 102 is of a bucket-shaped structure, and a waterproof sealing gasket is arranged between the first box body 101 and the second box body 102 to ensure the first box body 101 and the second box body 102 to be connected in a sealing manner.

As shown in fig. 1, the bottom of the second box 102 is connected with a water inlet pump, the bottom of the second box 102 is connected with an auxiliary block 8, the auxiliary block 8 is connected with a bottom column 9 with universal wheels, and the processing device can be moved to a suitable position by means of the universal wheels, so that the processing device is convenient to use.

As shown in fig. 1, a blower 5 is installed outside the first tank 101, the blower 5 is connected to the aeration pipe 6, air is drawn into the aeration pipe 6 by the blower 5 and is ejected out through aeration holes in the aeration pipe 6, an external force is applied to the liquid to drive the dirty liquid to stir, so that the tubular MBR membrane 203 shakes, and the filtered matter on the tubular MBR membrane 203 is separated from the tubular MBR membrane 203, thereby achieving a cleaning effect.

The aeration pipe 6 is located inside the first box 101, the aeration pipe 6 is connected with at least one support frame 7, the other end of the support frame 7 is connected with the first box 101, the aeration pipe 6 is erected in the first box 101 through the support frame 7, and the effect of the aeration pipe 6 on the tubular MBR membrane 203 is improved by depending on the corresponding position relation between the aeration pipe 6 and the tubular MBR membrane 203.

As shown in fig. 1 to 2, a tubular MBR membrane 203 is installed inside the first tank 101, and a pretreatment mechanism is installed inside the second tank 102;

pretreatment mechanism includes mounting panel 10, be connected with first filter screen 11 and the second filter screen 12 of horizontal relative distribution about being connected with on mounting panel 10, first filter screen 11 plays the preliminary treatment effect with second filter screen 12, filters mud, rubbish residue in landfill leachate, the internal connection of second box 102 provides the board 1021 of accepting of holding power for mounting panel 10, the internal connection of first box 101 has the clamp plate 1011 with the mounting panel 10 butt, and is fixed with mounting panel 10 joint through the effort of accepting between board 1021 and the clamp plate 1011 to be convenient for first filter screen 11 and second filter screen 12's dismantlement and installation.

As shown in fig. 1, at least one tubular MBR membrane 203 is provided, the tubular MBR membrane 203 is in threaded sleeve joint with a water outlet pipe 201 through a connector 202, the water outlet pipe 201 is connected with a connecting pipe 204, the connecting pipe 204 is connected with the drainage pump 4, the tubular MBR membrane 203 is connected with the water outlet pipe 201 through the connector 202, a certain tubular MBR membrane 203 can be detached independently, and the phenomenon that the whole tubular MBR membrane 203 needs to be replaced after being damaged is avoided.

As shown in fig. 1 and 3, the inside of the first box 101 is connected with a supporting mechanism connected with the water outlet pipe 201 in a clamped manner, the supporting mechanism includes a bearing plate 303 connected with the first box 101, the bearing plate 303 is connected with a vertical rod 302, and the other end of the vertical rod 302 is connected with a clamping plate 301 connected with the water outlet pipe 201 in a clamped manner.

The clamping plate 301 is arc-shaped, the clamping plate 301 is connected with the adjusting rod 304 through threads, the adjusting rod 304 is connected with the abutting block 305, the adjusting rod 304 is screwed to drive the abutting block 305 to move, the abutting block 305 abuts against the water outlet pipe 201, and the stability of the water outlet pipe 201 is improved.

The working principle is as follows: the MBR membrane garbage leachate treatment device is provided,

when in use: the treatment device is moved to a proper position through the universal wheel, the water inlet pump is connected with the second box body 102, the garbage percolate is pumped into the second box body 102 through the water inlet pump, the garbage percolate is filtered through the first filter screen 11 and the second filter screen 12 in the pretreatment mechanism, the filtered garbage percolate enters the water outlet pipe 201 after being filtered through the tubular MBR membrane 203, then the liquid is discharged through the water discharge pump 4, dirt is remained at the position of a surface membrane hole of the tubular MBR membrane 203, in the filtering process of the tubular MBR membrane 203, the air blower 5 is started to pump air into the aeration pipe 6, the air is sprayed out through the aeration hole on the surface of the aeration pipe 6, the dirt liquid is driven to stir by external force, the tubular MBR membrane 203 is shaken, and then the filtered matter on the tubular MBR membrane 203 is separated from the tubular MBR membrane 203, the cleaning effect is achieved, and the membrane hole blockage of the tubular MBR membrane 203 is avoided.

When cleaning and overhauling: firstly, the pretreatment mechanism is taken out after the first box body 101 and the second box body 102 are separated, and then the surfaces of the first filter screen 11 and the second filter screen 12 are cleaned by cleaning tools such as brushes and the like, so that the first filter screen 11 and the second filter screen 12 are prevented from being blocked due to long-term use, and the filtering effect is reduced;

secondly, the adjusting rod 304 is screwed to separate the abutting block 305 from the water outlet pipe 201, then the water outlet pipe 201 and the tubular MBR membrane 203 are taken out, and if one tubular MBR membrane 203 is damaged and needs to be replaced, the tubular MBR membrane 203 is screwed to separate from the connector 202.

Example two

As shown in fig. 4, the structure of the present embodiment is substantially the same as that of the first embodiment, except that: this embodiment be connected with at least one horizontal pole 13 on the mounting panel 10, be connected with at least one stiffener 14 that provides the holding power for first filter screen 11, second filter screen 12 on the horizontal pole 13, the stiffener 14 that distribute through the array provide the holding power for first filter screen 11, second filter screen 12, when avoiding the sludge volume great, mud erodees first filter screen 11, second filter screen 12 and warp or break and influence the filter effect.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The MBR membrane landfill leachate treatment device comprises a main box body provided with a pretreatment mechanism and a tubular MBR membrane (203), and is characterized in that the main box body is divided into a first box body (101) and a second box body (102) which are clamped with each other, the tubular MBR membrane (203) is arranged inside the first box body (101), and the pretreatment mechanism is arranged inside the second box body (102);

the pretreatment mechanism comprises a mounting plate (10), a first filter screen (11) and a second filter screen (12) which are horizontally and oppositely distributed are connected to the mounting plate (10), a bearing plate (1021) for providing supporting force for the mounting plate (10) is connected to the inside of the second box body (102), and a pressing plate (1011) abutted against the mounting plate (10) is connected to the inside of the first box body (101);

the pipe-shaped MBR membrane (203) is provided with at least one, the pipe-shaped MBR membrane (203) is in threaded sleeve joint with the water outlet pipe (201) through the connector (202), the water outlet pipe (201) is connected with the connecting pipe (204), and the connecting pipe (204) is connected with the drainage pump (4).

2. The MBR membrane landfill leachate treatment device according to claim 1, wherein the top of the first tank (101) is open, the bottom of the second tank (102) is in a bucket structure, the bottom of the second tank (102) is connected with a water inlet pump, the bottom of the second tank (102) is connected with an auxiliary block (8), and the auxiliary block (8) is connected with a bottom column (9) with a universal wheel.

3. The MBR membrane landfill leachate treatment plant according to claim 1, wherein a blower (5) is installed outside the first tank (101), and the blower (5) is connected with an aeration pipe (6).

4. The MBR membrane landfill leachate treatment plant according to claim 3, wherein the aeration pipe (6) is located inside the first tank (101), at least one support frame (7) is connected to the aeration pipe (6), and the other end of the support frame (7) is connected to the first tank (101).

5. The MBR membrane landfill leachate treatment device of claim 1, wherein a support mechanism clamped with the water outlet pipe (201) is connected to the inside of the first box body (101), the support mechanism comprises a bearing plate (303) connected with the first box body (101), a vertical rod (302) is connected to the bearing plate (303), and a clamping plate (301) clamped with the water outlet pipe (201) is connected to the other end of the vertical rod (302).

6. The MBR membrane landfill leachate treatment device according to claim 5, wherein the clamping plate (301) is arc-shaped, an adjusting rod (304) is screwed on the clamping plate (301), and a butting block (305) is connected on the adjusting rod (304).

7. The MBR membrane landfill leachate treatment plant of claim 1, wherein the mounting plate (10) is connected with at least one cross bar (13), and the cross bar (13) is connected with at least one reinforcing rod (14) for providing supporting force for the first filter screen (11) and the second filter screen (12).