CN213895515U - Medical high-efficient sewage treatment device with MBR membrane processing function - Google Patents

Abstract

The utility model discloses a medical high-efficient sewage treatment device with MBR membrane processing function belongs to medical sewage treatment device technical field, including equalizing basin and the facultative tank of setting in equalizing basin one side, the opposite side in facultative tank is equipped with the MBR pond, and first L type water pipe of invering is installed to the top of equalizing basin, is equipped with first motor on the corner inner wall of first L type water pipe of invering, and the output shaft of first motor has first circular filter screen, and the inboard corner of first L type water pipe of invering is equipped with first collecting box. The utility model discloses a pivoted filter screen replaces the grid, prevents that impurity from blockking up the filter screen, and the fine material of active carbon adsorption aquatic carries out the ultraviolet irradiation disinfection to the water after purifying, and directly shines the water in the water pipe, guarantees the area of radiation, improves disinfection effect.

Description

Medical high-efficient sewage treatment device with MBR membrane processing function

Technical Field

The utility model relates to a medical sewage treatment device, in particular to a medical high-efficiency sewage treatment device with MBR membrane treatment function, which belongs to the technical field of medical sewage treatment devices.

Background

The hospital sewage is sewage discharged to natural environment or urban pipelines by hospitals, the hospital sewage contains a large amount of pollutants, mainly pathogens, organic matters, floating and suspended matters, radioactive pollutants and the like, the components of the hospital sewage are complex, and the operation of precipitation, separation and the like in daily sewage treatment cannot achieve the sterilization effect.

The membrane bioreactor is the novel sewage treatment process that combines membrane separation technique and bioreactor together, the quality of water that the MBR membrane treatment goes out water is high-quality and stable, also have certain effect of holding back to bacterium and virus, and reduced sludge discharge, and need carry out prefilter through the grid earlier when adopting MBR membrane treatment, alleviate follow-up treatment's burden, and the grid blocks up because the space takes place for a short time easily, influence efficiency, need collect in the disinfection pond and unify ultraviolet ray disinfection after MBR membrane treatment, and the position disinfection effect far away apart from the ultraviolet irradiation lamp in the disinfection pond is unsatisfactory, the utility model discloses a new solution has been proposed to above problem.

How to research a medical high-efficiency sewage treatment device which is not easy to block and high-efficiency to disinfect and has an MBR membrane treatment function is a problem to be solved urgently at present.

SUMMERY OF THE UTILITY MODEL

The main purpose of the utility model is to solve the deficiencies of the prior art and provide a medical high-efficiency sewage treatment device which is not easy to block, high-efficiency in disinfection and has the MBR membrane treatment function.

The purpose of the utility model can be achieved by adopting the following technical scheme:

a medical high-efficiency sewage treatment device with an MBR membrane treatment function comprises an adjusting tank and a facultative tank arranged on one side of the adjusting tank, wherein the MBR tank is arranged on the other side of the facultative tank, a first inverted L-shaped water pipe is arranged above the adjusting tank, a first motor is arranged on the inner wall of the corner of the first inverted L-shaped water pipe, an output shaft of the first motor is connected with a first circular filter screen, a first collecting box is arranged at the corner of the inner side of the first inverted L-shaped water pipe, the horizontal contact surface between the first inverted L-shaped water pipe and the first collecting box is communicated through a first rotating plate, the vertical contact surface between the first inverted L-shaped water pipe and the first collecting box is communicated through a first fixed filter screen, a U-shaped water pipe is arranged above the adjusting tank, and the two ends of the U-shaped water pipe are respectively inserted into the adjusting tank and the facultative tank, the utility model discloses a filter tank, including U type water pipe, MBR pond, filter box, active carbon, the inboard corner of U type water pipe is equipped with the second collecting box, be equipped with the second motor on the corner inner wall of U type water pipe, the output shaft of second motor has the circular filter screen of second, the inside in MBR pond is equipped with the MBR membrane module, the output of MBR membrane module is connected with the third and inverts L type water pipe, the internally mounted of L type water pipe is invertd to the third has the filter box, the inside of filter box is equipped with the active carbon.

Preferably, the first rotating plate is rotatably connected with the first fixed filter screen through a first torsion spring, the first fixed filter screen is located below the first circular filter screen, and a first slope is arranged at the bottom of the inner wall of the first collecting box.

Preferably, the horizontal contact surface between the U-shaped water pipe and the second collecting box is communicated through a second rotating plate, the vertical contact surface between the U-shaped water pipe and the second collecting box is communicated through a second fixed filter screen, the second rotating plate is rotatably connected with the second fixed filter screen through a second torsion spring, and a second slope is arranged at the bottom of the inner wall of the second collecting box.

Preferably, the second fixed filter screen is positioned under the second circular filter screen, and the second collecting box is positioned above the facultative tank.

Preferably, the edge of the first circular filter screen is in sealing connection with the inner wall of the first inverted L-shaped water pipe, and the edge of the second circular filter screen is in sealing connection with the inner wall of the U-shaped water pipe.

Preferably, one end of the first inverted L-shaped water pipe is inserted into the regulating tank, and the first collecting tank is located above the regulating tank.

Preferably, the facultative tank is communicated with the MBR tank through a second inverted L-shaped water pipe.

Preferably, the other end of the third inverted L-shaped water pipe is connected with a self-sucking pump, and the output end of the self-sucking pump is connected with a disinfection water pipe.

Preferably, a transparent water pipe cover is arranged at the top of the disinfection water pipe, a lampshade is arranged at the top of the transparent water pipe cover, and a plurality of ultraviolet radiation lamps are arranged inside the lampshade.

Preferably, one side of facultative tank is equipped with the backwash pump, the input of backwash pump is connected with first return pipe, the other end of first return pipe inserts the inside in MBR pond, the output of backwash pump is connected with the second return pipe, the other end of second return pipe inserts the inside in facultative tank.

The utility model has the advantages of: according to the utility model discloses a medical high-efficient sewage treatment device with MBR membrane processing function, this medical high-efficient sewage treatment device with MBR membrane processing function replaces the grid through the pivoted filter screen, prevent that impurity from blockking up the filter screen, it is collected in the collecting box to push down the rotor plate when impurity reaches basis weight, the fine material of active carbon adsorption aquatic, reach the decoloration, the deodorization, the dechlorination, get rid of the organic matter, the bacterium, the virus, the effect of pollutants such as radioactive substance and heavy metal, the ultraviolet ray carries out the ultraviolet irradiation disinfection to the water after purifying, and directly shine the water in the water pipe, guarantee the area of radiation, improve the disinfection effect.

Drawings

FIG. 1 is a front view of the overall structure of a preferred embodiment of a medical high-efficiency sewage treatment apparatus with MBR membrane treatment function according to the present invention;

FIG. 2 is a schematic view of a first inverted L-shaped water pipe according to a preferred embodiment of the medical high-efficiency sewage treatment device with MBR membrane treatment function of the present invention;

FIG. 3 is a front view of a first inverted L-shaped water pipe structure of a preferred embodiment of a medical high efficiency sewage treatment apparatus with MBR membrane treatment function according to the present invention;

FIG. 4 is a schematic view of a U-shaped water pipe of a preferred embodiment of the medical high-efficiency sewage treatment device with MBR membrane treatment function according to the present invention;

FIG. 5 is a front view of a U-shaped water pipe portion of a preferred embodiment of the medical high-efficiency sewage treatment device with MBR membrane treatment function according to the present invention;

FIG. 6 is a left side view of a first inverted L-shaped water pipe structure of a preferred embodiment of a medical high efficiency sewage treatment apparatus with MBR membrane treatment function according to the present invention;

fig. 7 is a schematic structural view of an ultraviolet irradiation lamp and a disinfection water pipe according to a preferred embodiment of the medical high-efficiency sewage treatment device with the MBR membrane treatment function of the present invention.

In the figure: 1-a regulating tank, 2-a facultative tank, 3-an MBR tank, 4-a first inverted L-shaped water pipe, 5-a first motor, 6-a first circular filter screen, 7-a first collecting box, 8-a first rotating plate, 9-a first fixed filter screen, 10-a first torsion spring, 11-a first slope, 12-a U-shaped water pipe, 13-a second circular filter screen, 14-a second collecting box, 15-a filter box, 16-active carbon, 17-a second rotating plate, 18-a second slope, 19-a second fixed filter screen, 20-a second torsion spring, 21-a second inverted L-shaped water pipe, 22-an MBR membrane module, 23-a third inverted L-shaped water pipe, 24-a self-priming pump, 25-a second motor and 28-a transparent water pipe cover, 29-lampshade, 30-ultraviolet irradiation lamp and 31-disinfection water pipe.

Detailed Description

In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention will be described in further detail with reference to the following embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.

As shown in fig. 1-7, the medical high-efficiency sewage treatment equipment with MBR membrane treatment function provided in this embodiment includes an adjusting tank 1 and a facultative tank 2 disposed at one side of the adjusting tank 1, the other side of the facultative tank 2 is provided with an MBR tank 3, a first inverted L-shaped water pipe 4 is installed above the adjusting tank 1, a first motor 5 is disposed on the inner wall of the corner of the first inverted L-shaped water pipe 4, the output shaft of the first motor 5 is connected with a first circular filter screen 6, a first collecting box 7 is disposed at the inner corner of the first inverted L-shaped water pipe 4, the horizontal contact surface between the first inverted L-shaped water pipe 4 and the first collecting box 7 is communicated through a first rotating plate 8, the vertical contact surface between the first inverted L-shaped water pipe 4 and the first collecting box 7 is communicated through a first fixed filter screen 9, a U-shaped water pipe 12 is disposed above the adjusting tank 1, the two ends of the U-shaped water pipe 12 are respectively inserted into the adjusting tank 1 and the facultative tank 2, the inboard corner of U type water pipe 12 is equipped with second collecting box 14, is equipped with second motor 25 on the corner inner wall of U type water pipe 12, and the output shaft of second motor 25 has the circular filter screen 13 of second, and the inside in MBR pond 3 is equipped with MBR membrane module 22, and the output of MBR membrane module 22 is connected with the third and inverts L type water pipe 23, and the internally mounted of the L type water pipe 23 is invertd to the third has filter box 15, and the inside of filter box 15 is equipped with active carbon 16. This medical high-efficient sewage treatment device with MBR membrane processing function replaces the grid through the pivoted filter screen, prevent that impurity from blockking up the filter screen, it is collected in the collecting box to push down the rotor plate when impurity reaches a basis weight, the fine material of active carbon 16 adsorption aquatic, reach the decoloration, the deodorization, the dechlorination, get rid of the organic matter, the bacterium, the virus, the effect of pollutants such as radioactive substance and heavy metal, ultraviolet irradiation lamp 30 carries out the ultraviolet irradiation disinfection to the water after purifying, and directly shine the water in the water pipe, guarantee the area of radiation, improve the disinfection effect. This medical high-efficient sewage treatment device with MBR membrane processing function has not only saved the construction of traditional two heavy ponds, has improved solid-liquid separation's efficiency moreover greatly, has overcome the drawback of the mud inflation that traditional activated sludge process has taken place. The MBR membrane module 22 is a flat membrane module, which has a larger surface area than a tubular membrane module, is convenient for membrane replacement, has the advantages of stable performance and the like, and is suitable for small-scale and high-pollution medical sewage.

In the present embodiment, as shown in fig. 2, 3 and 6, one end of the first inverted L-shaped water pipe 4 is inserted into the interior of the conditioning tank 1, and the first collection tank 7 is located above the conditioning tank 1. The first rotating plate 8 is rotatably connected with the first fixed filter screen 9 through a first torsion spring 10, the first fixed filter screen 9 is positioned below the first circular filter screen 6, and the bottom of the inner wall of the first collecting box 7 is provided with a first slope 11. First circular filter screen 6 is 2 mm's filter screen for the space length of side, carry out the prefilter to sewage, first motor 5 drives first circular filter screen 6 rotatory, avoid impurity to block up first circular filter screen 6, impurity gathers under the effect of dead weight on first rotation board 8, impurity presses when reaching basis weight and rotates first rotation board 8 and inside to first collecting box 7 along first rotation board 8 landing, the inside water of first collecting box 7 flows into regulation pond 1 through first fixed filter screen 9 along first slope 11.

In this embodiment, as shown in fig. 4 and 5, the horizontal contact surface between the U-shaped water pipe 12 and the second collecting tank 14 is communicated through a second rotating plate 17, the vertical contact surface between the U-shaped water pipe 12 and the second collecting tank 14 is communicated through a second fixed filter screen 19, the second rotating plate 17 and the second fixed filter screen 19 are rotatably connected through a second torsion spring 20, and a second slope 18 is provided at the bottom of the inner wall of the second collecting tank 14. The second fixed filter screen 19 is positioned right below the second circular filter screen 13, and the second collecting box 14 is positioned above the facultative tank 2. The edge of the first circular filter screen 6 is connected with the inner wall of the first inverted L-shaped water pipe 4 in a sealing mode, and the edge of the second circular filter screen 13 is connected with the inner wall of the U-shaped water pipe 12 in a sealing mode. The circular filter screen 13 of second is the filter screen that the space length of side is 1mm, carry out the secondary filter to sewage, second motor 25 drives the circular filter screen 13 of second rotatory, avoid impurity to block up the circular filter screen 13 of second, impurity gathering under the effect of dead weight is on second rotor plate 17, impurity presses when reaching the basis weight and moves second rotor plate 17 and slide to inside second collecting box 14 along second rotor plate 17, the inside water of second collecting box 14 flows into in facultative pond 2 along second slope 18.

In this embodiment, as shown in fig. 1 and 7, the facultative tank 2 and the MBR tank 3 are communicated through a second inverted L-shaped water pipe 21, and a water pump is installed on the U-shaped water pipe 12. The other end of the third inverted L-shaped water pipe 23 is connected with a self-sucking pump 24, and the output end of the self-sucking pump 24 is connected with a disinfection water pipe 31. The transparent water pipe cover 28 is arranged on the top of the disinfection water pipe 31, the lampshade 29 is arranged on the top of the transparent water pipe cover 28, and a plurality of ultraviolet radiation lamps 30 are arranged inside the lampshade 29. The transparent water tube cover 28 is a transparent quartz tube, which has light weight and good light transmittance, and reduces the attenuation of ultraviolet rays. The influence of the ultraviolet radiation lamp 30 on the disinfection effect in the range of 5-40 ℃ is reduced along with the reduction of the temperature, even the situation of difficult starting is caused when the temperature is lower than 5 ℃, and the transparent water pipe cover 28 simultaneously avoids the influence of the too low water temperature on the efficiency of the ultraviolet radiation lamp 30.

In this embodiment, as shown in fig. 1, a reflux pump is disposed on one side of the facultative tank 2, a first reflux pipe is connected to an input end of the reflux pump, the other end of the first reflux pipe is inserted into the MBR tank 3, a second reflux pipe is connected to an output end of the reflux pump, and the other end of the second reflux pipe is inserted into the facultative tank 2. Sludge and organic macromolecular substances intercepted at the bottom of the MBR tank 3 by the filtration of the MBR membrane module 22 flow back to the facultative tank 2 by the reflux pump, thus ensuring the filtration efficiency.

In this embodiment, as shown in fig. 1 to 7, the operation process of the medical high-efficiency sewage treatment device with the MBR membrane treatment function provided by this embodiment is as follows:

step 1: sewage in the first inverted L-shaped water pipe 4 flows into the regulating tank 1 after being preliminarily filtered by the first circular filter screen 6, the first motor 5 is started to drive the first circular filter screen 6 to rotate, so that impurities are prevented from blocking the first circular filter screen 6, the impurities are gathered on the first rotating plate 8 under the action of self weight, the first rotating plate 8 is pressed when the impurities reach a certain weight and slides down to the inside of the first collecting tank 7 along the first rotating plate 8, and water in the first collecting tank 7 flows into the regulating tank 1 through the first fixed filter screen 9 along the first slope 11;

step 2: the adjusting tank 1 collects sewage and balances the water amount of the sewage, the PH value is adjusted, the sewage in the adjusting tank 1 is pumped out by the water pump and discharged into the facultative tank 2, the sewage is filtered again by the second circular filter screen 13, the second motor 25 is started to drive the second circular filter screen 13 to rotate, so that impurities are prevented from blocking the second circular filter screen 13, the impurities are gathered on the second rotating plate 17 under the action of self weight, the second rotating plate 17 is pressed and slides along the second rotating plate 17 to the inside of the second collecting tank 14 when the impurities reach a certain weight, and the water in the second collecting tank 14 flows into the facultative tank 2 along the second slope 18;

and step 3: facultative tank 2 decomposes the macromolecule organic matter in with sewage into the micromolecule organic matter, and get rid of waste water such as ammonia nitrogen, sewage is separated through MBR membrane module 22 after L type water pipe 21 gets into MBR pond 3 through the second, 3 bottoms of the pool in MBR pond filter the mud and the organic macromolecule material of holding back down through MBR membrane module 22 and flow back to facultative tank 2 and filter once more through the backwash pump, improve quality of water, the water after will filtering through MBR membrane module 22 is taken out from priming pump 24, carry out the active carbon and filter slight material, and disinfect under the ultraviolet that ultraviolet radiation lamp 30 sent.

In summary, in this embodiment, according to the medical high-efficiency sewage treatment device with the MBR membrane treatment function of this embodiment, the first circular filter screen 6 of the medical high-efficiency sewage treatment device with the MBR membrane treatment function of this embodiment is a filter screen with a gap side length of 2mm, and performs preliminary filtration on sewage, the first motor 5 drives the first circular filter screen 6 to rotate, so as to prevent impurities from blocking the first circular filter screen 6, the impurities are gathered on the first rotating plate 8 under the effect of self-weight, when the impurities reach a certain weight, the first rotating plate 8 is pressed and slides down to the inside of the first collecting tank 7 along the first rotating plate 8, and water inside the first collecting tank 7 flows into the regulating tank 1 through the first fixed filter screen 9 along the first slope 11. The edge of the first circular filter screen 6 is connected with the inner wall of the first inverted L-shaped water pipe 4 in a sealing mode, and the edge of the second circular filter screen 13 is connected with the inner wall of the U-shaped water pipe 12 in a sealing mode. The circular filter screen 13 of second is the filter screen that the space length of side is 1mm, carry out the secondary filter to sewage, second motor 25 drives the circular filter screen 13 of second rotatory, avoid impurity to block up the circular filter screen 13 of second, impurity gathering under the effect of dead weight is on second rotor plate 17, impurity presses when reaching the basis weight and moves second rotor plate 17 and slide to inside second collecting box 14 along second rotor plate 17, the inside water of second collecting box 14 flows into in facultative pond 2 along second slope 18. The transparent water pipe cover 28 is arranged on the top of the disinfection water pipe 31, the lampshade 29 is arranged on the top of the transparent water pipe cover 28, and a plurality of ultraviolet radiation lamps 30 are arranged inside the lampshade 29. The transparent water tube cover 28 is a transparent quartz tube, which has light weight and good light transmittance, and reduces the attenuation of ultraviolet rays. The influence of the ultraviolet lamp on the disinfection effect within the range of 5-40 ℃ is reduced along with the reduction of the temperature, the ultraviolet lamp is lower than 5 ℃ and even can cause the situation of being difficult to start, and the transparent water pipe cover 28 simultaneously avoids influencing the efficiency of the ultraviolet lamp due to the over-low water temperature.

The above description is only a further embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the scope of the present invention.

Claims (10)

1. The medical high-efficiency sewage treatment equipment with the MBR membrane treatment function is characterized by comprising an adjusting tank (1) and a facultative tank (2) arranged on one side of the adjusting tank (1), wherein the other side of the facultative tank (2) is provided with an MBR tank (3), a first inverted L-shaped water pipe (4) is arranged above the adjusting tank (1), a first motor (5) is arranged on the inner wall of the corner of the first inverted L-shaped water pipe (4), the output shaft of the first motor (5) is connected with a first circular filter screen (6), a first collecting box (7) is arranged on the corner of the inner side of the first inverted L-shaped water pipe (4), the horizontal contact surface between the first inverted L-shaped water pipe (4) and the first collecting box (7) is communicated through a first rotating plate (8), the vertical contact surface between the first inverted L-shaped water pipe (4) and the first collecting box (7) is communicated through a first fixed filter screen (9), the top of equalizing basin (1) is equipped with U type water pipe (12), insert respectively at the both ends of U type water pipe (12) equalizing basin (1) with the inside in facultative tank (2), the inboard corner of U type water pipe (12) is equipped with second collecting box (14), be equipped with second motor (25) on the corner inner wall of U type water pipe (12), the output shaft of second motor (25) has second circular filter screen (13), the inside in MBR pond (3) is equipped with MBR membrane module (22), the output of MBR membrane module (22) is connected with the third and inverts L type water pipe (23), the internally mounted that L type water pipe (23) were invertd to the third has filter box (15), the inside of filter box (15) is equipped with active carbon (16).

2. The MBR membrane treatment function-based medical high-efficiency sewage treatment equipment is characterized in that the first rotating plate (8) is rotatably connected with the first fixed filter screen (9) through a first torsion spring (10), the first fixed filter screen (9) is positioned below the first circular filter screen (6), and the bottom of the inner wall of the first collecting tank (7) is provided with a first slope (11).

3. The medical high-efficiency sewage treatment equipment with the MBR membrane treatment function according to claim 1, wherein a horizontal contact surface between the U-shaped water pipe (12) and the second collection tank (14) is communicated through a second rotating plate (17), a vertical contact surface between the U-shaped water pipe (12) and the second collection tank (14) is communicated through a second fixed filter screen (19), the second rotating plate (17) and the second fixed filter screen (19) are rotatably connected through a second torsion spring (20), and a second slope (18) is arranged at the bottom of the inner wall of the second collection tank (14).

4. The MBR membrane treatment function-based medical high-efficiency sewage treatment equipment as set forth in claim 3, wherein the second fixed filter screen (19) is positioned right below the second circular filter screen (13), and the second collection tank (14) is positioned above the facultative tank (2).

5. The medical high-efficiency sewage treatment equipment with the MBR membrane treatment function according to claim 1, wherein the edge of the first circular filter screen (6) is in sealing connection with the inner wall of the first inverted L-shaped water pipe (4), and the edge of the second circular filter screen (13) is in sealing connection with the inner wall of the U-shaped water pipe (12).

6. The MBR membrane treatment function-based medical high-efficiency sewage treatment equipment as set forth in claim 1, wherein one end of the first inverted L-shaped water pipe (4) is inserted into the interior of the adjusting tank (1), and the first collection tank (7) is positioned above the adjusting tank (1).

7. The medical high-efficiency sewage treatment equipment with MBR membrane treatment function according to claim 1, wherein the facultative tank (2) is communicated with the MBR tank (3) through a second inverted L-shaped water pipe (21).

8. The medical high-efficiency sewage treatment device with the MBR membrane treatment function according to claim 1, wherein the other end of the third inverted L-shaped water pipe (23) is connected with a self-sucking pump (24), and the output end of the self-sucking pump (24) is connected with a disinfection water pipe (31).

9. The medical high-efficiency sewage treatment equipment with the MBR membrane treatment function according to claim 8, wherein a transparent water pipe cover (28) is arranged on the top of the disinfection water pipe (31), a lampshade (29) is arranged on the top of the transparent water pipe cover (28), and a plurality of ultraviolet irradiation lamps (30) are installed inside the lampshade (29).

10. The medical high-efficiency sewage treatment equipment with the MBR membrane treatment function as claimed in claim 1, wherein a reflux pump is arranged on one side of the facultative tank (2), a first reflux pipe is connected to the input end of the reflux pump, the other end of the first reflux pipe is inserted into the MBR tank (3), a second reflux pipe is connected to the output end of the reflux pump, and the other end of the second reflux pipe is inserted into the facultative tank (2).

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