Ceramic membrane filtering equipment

Abstract

The utility model relates to the technical field of sewage treatment, in particular to ceramic membrane filtration equipment which comprises a filter tank, a pretreatment tank and a sludge storage tank, sliding holes are formed in the top ends of the two sides of the pretreatment tank, and a servo motor is mounted at one end of each sliding hole through a mounting seat; an output shaft of the servo motor is connected with a screw rod through a coupler, the screw rod is sleeved with a screw block, the inner side of the screw block is connected with a scraping plate through a sliding rod, and one end of the pretreatment pool is provided with an air pump through a mounting base; a rectangular exhaust pipe disc is arranged at the bottom in the pretreatment tank and is communicated with an air pump through an air inlet main pipe; a sludge storage tank is mounted at the other end of the pretreatment tank through bolts; the ceramic membrane filtration equipment can remove sludge in advance through a dissolved air flotation sludge discharge system, so that the ceramic membrane is prevented from being blocked, the use effect is improved, stage treatment is realized, and the sewage treatment and purification efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to a ceramic membrane filtering device. Background Art

[0002] Ceramic membrane filtration technology is a filtration method based on asymmetric membranes prepared from inorganic ceramic materials. This technology mainly drives the liquid into the membrane channel under pressure on the raw material side to promote filtration. Ceramic membranes have many advantages such as high separation efficiency, stable effect, good chemical stability, acid and alkali resistance, organic solvent resistance, bacteria resistance, high temperature resistance, pollution resistance, high mechanical strength, good regeneration performance, simple separation process, low energy consumption, easy operation and maintenance, and long service life. They are widely used in sewage treatment.

[0003] The existing ceramic membrane filtration equipment is not convenient for removing sludge in advance to avoid clogging of the ceramic membrane and improve the use effect. It cannot achieve graded treatment and improve the treatment and purification efficiency of sewage. Utility Model Content

[0004] In response to the problems in the prior art, the utility model provides a ceramic membrane filtration device, which can remove sludge in advance through a dissolved air flotation sludge removal system to avoid clogging of the ceramic membrane, improve the use effect, achieve graded treatment, and improve the treatment and purification efficiency of sewage.

[0005] The technical solution adopted by the utility model to solve its technical problems is a ceramic membrane filtration device, including a filtration tank, a pretreatment tank and a sludge collection tank, the tops of both sides of the pretreatment tank are provided with sliding holes, and a servo motor is installed at one end of the sliding hole through a mounting seat, the output shaft of the servo motor is connected to a screw rod through a coupling, and a screw block is sleeved on the screw rod, and a scraper is connected to the inner side of the screw block through a sliding rod, an air pump is installed at one end of the pretreatment tank through a mounting seat, a rectangular exhaust pipe disc is arranged at the bottom of the pretreatment tank, and the rectangular exhaust pipe disc is connected to the air pump through an air intake main pipe;

[0006] A sludge collecting tank is installed at the other end of the pretreatment tank by bolts, a filter tank is arranged on one side of the pretreatment tank, a ceramic filter membrane is installed in the filter tank by a rubber mounting frame, an elliptical water distribution pipe is arranged on the upper end of the ceramic filter membrane, and a pressure pump is arranged between the filter tank and the pretreatment tank.

[0007] By adopting the above technical solution, the water quality of the filtered sewage is very good, and the nano-scale pollution particles in the sewage can be effectively removed. The ceramic membrane filtration equipment can remove the sludge in advance through the dissolved air flotation sludge removal system to avoid clogging the ceramic membrane, improve the use effect, realize graded treatment, and improve the treatment and purification efficiency of sewage.

[0008] Specifically, a multi-channel motor controller is installed at one end of the pretreatment tank by means of screws, and an output end of the multi-channel motor controller is electrically connected to an input end of the servo motor by means of a wire.

[0009] Specifically, end plates are welded on both sides of the sludge collection tank, and one end of the screw rod is connected to the end plate via a bearing.

[0010] Specifically, a sludge scraping port is provided between the upper ends of the sludge collecting tank and the pretreatment tank, and a sludge cleaning port sealing plate is provided on the other side of the bottom end of the sludge collecting tank.

[0011] By adopting the above technical solution, the scraping port facilitates the sludge to be scraped into the sludge storage tank, and the cleaning port sealing plate facilitates the cleaning of the sludge in the sludge storage tank.

[0012] Specifically, a discharge pipe is provided at one end of the filter tank, and the slide rod passes through the slide hole.

[0013] By adopting the above technical solution, the discharge pipe is convenient for discharging the filtered liquid, and the sliding rod passing through the sliding hole can improve the stability of the scraper during sliding.

[0014] Specifically, the suction end of the pressure pump is connected to the water inlet pipe and the water inlet pipe is located in the sludge storage tank, and the water outlet end of the pressure pump is connected to the elliptical water distribution pipe through a pipeline.

[0015] Beneficial effects of the utility model:

[0016] (1) The utility model describes a ceramic membrane filtration device. After the sewage in the pretreatment tank is coagulated by adding chemicals, the gas generated by the air pump enters the pretreatment tank through the rectangular exhaust pipe disk to float the generated sludge. The servo motor drives the screw rod to rotate, so that the wire block slides on the screw rod, and the scraper is used to scrape the scum into the sludge collection tank for centralized collection and storage. The produced water is sucked into the filtration tank by the pressure pump.

[0017] (2) The ceramic membrane filtration equipment described in the utility model filters sewage through a ceramic filter membrane. The water quality of the filtered sewage is very good and nano-scale pollution particles in the sewage can be effectively removed. The ceramic membrane filtration equipment can remove sludge in advance through a dissolved air flotation sludge removal system to avoid clogging the ceramic membrane, improve the use effect, realize graded treatment, and improve the treatment and purification efficiency of sewage. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2This is a schematic diagram of the end structure of the utility model;

[0021] Figure 3 For this utility model Figure 2 Schematic diagram of the structure at point A.

[0022] In the figure: 1. filtration tank; 2. scraper; 3. air pump; 4. pretreatment tank; 5. air intake main pipe; 6. multi-way motor controller; 7. servo motor; 8. wire block; 9. screw rod; 10. sludge collection tank; 11. end plate; 12. slide hole; 13. ceramic filter membrane; 14. elliptical water distribution pipe; 15. rectangular exhaust pipe disc; 16. rubber mounting frame; 17. pressure pump; 18. water inlet pipe; 19. discharge pipe; 20. sewage outlet sealing plate; 21. slide rod. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0024] In order to remove the sludge in advance through the dissolved air flotation sludge removal system of the ceramic membrane filtration equipment, avoid clogging the ceramic membrane, improve the use effect, realize graded treatment, and improve the treatment and purification efficiency of sewage, such as Figure 1-3 As shown, a ceramic membrane filtration device described in the utility model comprises a filtration tank 1, a pretreatment tank 4 and a sludge collection tank 10, the tops of both sides of the pretreatment tank 4 are provided with sliding holes 12 and one end of the sliding hole 12 is installed with a servo motor 7 through a mounting seat, the output shaft of the servo motor 7 is connected with a screw rod 9 through a coupling and a wire block 8 is sleeved on the screw rod 9, the inner side of the wire block 8 is connected with a scraper 2 through a sliding rod 21, one end of the pretreatment tank 4 is installed with an air pump 3 through a mounting seat, a rectangular exhaust pipe disc 15 is provided at the bottom of the pretreatment tank 4 and the rectangular exhaust pipe disc 15 is connected with the air pump 3 through an air intake main pipe 5;

[0025] A sludge collecting tank 10 is installed at the other end of the pretreatment tank 4 by bolts, a filter tank 1 is arranged on one side of the pretreatment tank 4, a ceramic filter membrane 13 is installed in the filter tank 1 by a rubber mounting frame 16, an elliptical water distribution pipe 14 is arranged at the upper end of the ceramic filter membrane 13, and a pressure pump 17 is arranged between the filter tank 1 and the pretreatment tank 4.

[0026] When in use, the filtered sewage has very good water quality and can effectively remove nano-scale pollution particles in the sewage. The ceramic membrane filtration equipment can remove sludge in advance through the dissolved air flotation sludge removal system to avoid clogging the ceramic membrane, improve the use effect, achieve graded treatment, and improve the treatment and purification efficiency of sewage.

[0027] For example, Figure 1As shown, the utility model also includes that a multi-channel motor controller 6 is installed at one end of the pretreatment tank 4 by screws, and the output end of the multi-channel motor controller 6 is electrically connected to the input end of the servo motor 7 by a wire.

[0028] When in use, the multi-channel motor controller 6 is convenient for controlling the forward and reverse rotation of the servo motor 7 , thereby achieving the resetting of the scraper 2 .

[0029] For example, Figure 1 As shown, the utility model also includes that end plates 11 are welded on both sides of the sludge collection tank 10 and one end of the screw rod 9 is connected to the end plate 11 through a bearing.

[0030] When in use, the screw rod 9 is allowed to rotate stably to reduce shaking.

[0031] For example, Figure 1 , 2 As shown, the utility model also includes that a sludge scraping port is provided between the upper ends of the sludge collecting tank 10 and the pretreatment tank 4 , and a sludge cleaning port sealing plate 20 is provided on the other side of the bottom end of the sludge collecting tank 10 .

[0032] When in use, the scraping port facilitates the sludge to be scraped into the sludge storage tank 10 , and the cleaning port sealing plate 20 facilitates the cleaning of the sludge in the sludge storage tank 10 .

[0033] For example, Figure 2 , 3 As shown, the utility model also includes that a discharge pipe 19 is provided at one end of the filter tank 1 , and the slide rod 21 passes through the slide hole 12 .

[0034] When in use, the discharge pipe 19 is convenient for discharging the filtered liquid, and the sliding rod 21 passing through the sliding hole 12 can improve the stability of the scraper 2 during sliding.

[0035] For example, Figure 1 , 2 As shown, the utility model also includes that the suction end of the pressure pump 17 is connected to the water inlet pipe 18 and the water inlet pipe 18 is located in the sludge storage tank 10, and the water outlet end of the pressure pump 17 is connected to the elliptical water distribution pipe 14 through a pipeline.

[0036] When in use, the elliptical water distribution pipe 14 is used to evenly distribute the liquid on the top of the ceramic filter membrane 13.

[0037] When the utility model is used, after the sewage in the pretreatment tank 4 is coagulated by adding chemicals, the gas generated by the air pump 3 enters the pretreatment tank 4 through the rectangular exhaust pipe disc 15 to float the generated sludge;

[0038] The servo motor 7 is used to drive the screw 9 to rotate, so that the wire block 8 slides on the screw 9, and the scraper 2 is used to scrape the scum into the sludge storage tank 10 for centralized collection and storage. The produced water is sucked into the filter tank 1 by the pressure pump 17;

[0039] The sewage is filtered through the ceramic filter membrane 13, and the filtered sewage has good water quality and can effectively remove nano-scale pollution particles in the sewage;

[0040] Ceramic membrane filtration equipment can remove sludge in advance through the dissolved air flotation sludge removal system to avoid clogging of the ceramic membrane, improve the use effect, achieve graded treatment, and improve the treatment and purification efficiency of sewage.

[0041] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions in the specification are only to illustrate the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the protection required by the utility model. The scope of protection required by the utility model is defined by the attached claims and their equivalents.

Claims

1. A ceramic membrane filtration device, characterized in that: The invention comprises a filtering tank (1), a pretreatment tank (4) and a sludge collection tank (10), wherein the top of both sides of the pretreatment tank (4) are provided with sliding holes (12), and a servo motor (7) is installed at one end of the sliding hole (12) through a mounting seat, the output shaft of the servo motor (7) is connected to a screw rod (9) through a coupling, and a screw block (8) is sleeved on the screw rod (9), and the inner side of the screw block (8) is connected to a scraper (2) through a sliding rod (21), and an air pump (3) is installed at one end of the pretreatment tank (4) through a mounting seat, and a rectangular exhaust pipe disc (15) is provided at the bottom of the pretreatment tank (4), and the rectangular exhaust pipe disc (15) is connected to the air pump (3) through an air intake main pipe (5); The other end of the pretreatment tank (4) is installed with a sludge collection tank (10) by means of bolts, a filter tank (1) is arranged on one side of the pretreatment tank (4), a ceramic filter membrane (13) is installed in the filter tank (1) by means of a rubber mounting frame (16), an elliptical water distribution pipe (14) is arranged at the upper end of the ceramic filter membrane (13), and a pressure pump (17) is arranged between the filter tank (1) and the pretreatment tank (4).

2. A ceramic membrane filtration device according to claim 1, characterized in that: A multi-channel motor controller (6) is mounted on one end of the pretreatment tank (4) via screws, and an output end of the multi-channel motor controller (6) is electrically connected to an input end of a servo motor (7) via a wire.

3. A ceramic membrane filtration device according to claim 1, characterized in that: End plates (11) are welded to both sides of the sludge collection tank (10), and one end of the screw rod (9) is connected to the end plate (11) via a bearing.

4. A ceramic membrane filtration device according to claim 1, characterized in that: A sludge scraping port is provided between the upper ends of the sludge collection tank (10) and the pretreatment tank (4), and a sludge cleaning port sealing plate (20) is provided on the other side of the bottom end of the sludge collection tank (10).

5. A ceramic membrane filtration device according to claim 1, characterized in that: A discharge pipe (19) is provided at one end of the filter tank (1), and the slide rod (21) passes through the slide hole (12).

6. A ceramic membrane filtration device according to claim 1, characterized in that: The suction end of the pressure pump (17) is connected to a water inlet pipe (18) and the water inlet pipe (18) is located in the sludge storage tank (10); the water outlet end of the pressure pump (17) is connected to the elliptical water distribution pipe (14) through a pipeline.

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