CN214360497U - Anti-membrane pollution and low-load MBR sewage treatment equipment - Google Patents

Abstract

The utility model relates to a sewage treatment technical field just discloses anti membrane pollution and low-load MBR sewage treatment device, which comprises a tank body, jar internal aerobic zone and the membrane district of being provided with, be equipped with between aerobic zone and the membrane district and be used for separating the aerobic zone with the baffle of membrane district, the framework is installed on the top of the jar body, the inner chamber bottom fixed mounting of framework has the product water pump, the inlet end fixed mounting of product water pump has one end to run through and extend to the corrugated pipe of jar internal portion. This anti membrane pollution and underload formula MBR sewage treatment device possesses the life that has prolonged the MBR diaphragm and reduces the advantage of MBR diaphragm load, has solved in the in-service use process, constantly aerates in the membrane district, intermittent type nature produces water (produces water pump and produces water simultaneously), leads to the MBR membrane in the membrane district to be polluted by sewage easily, maintains the number of times and increases, and meanwhile MBR membrane load is very big always, and the MBR membrane blocks up easily, and later maintenance washs the problem that the cost is big.

Description

Anti-membrane pollution and low-load MBR sewage treatment equipment

Technical Field

The utility model relates to a sewage treatment technical field specifically is anti membrane pollution and low-load formula MBR sewage treatment device.

Background

Sewage treatment is a process of purifying sewage to meet the requirement of discharging the sewage into a certain water body or reusing the sewage, and the sewage treatment is widely applied to various fields of buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and is also increasingly used in daily life of common people.

The existing sewage treatment system comprises a grating tank, an adjusting tank, MBR (membrane bioreactor) integrated sewage treatment equipment, a sludge drying tank and other components, however, in the actual use process, continuous aeration is carried out in a membrane area, water is produced by a water pump intermittently at the same time, so that the MBR membrane in the membrane area is easily polluted by sewage, the maintenance frequency is increased, meanwhile, the MBR membrane load is always large, the MBR membrane is easily blocked, the later maintenance and cleaning cost is high, and therefore the membrane pollution resistance and low-load MBR sewage treatment equipment is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an anti membrane pollution and low-load formula MBR sewage treatment device, possess the life that has prolonged the MBR diaphragm and reduce the advantage of MBR diaphragm load, solved in the in-service use process, continuous aeration in the membrane district, intermittent type nature produces water (produce water pump and produce water) simultaneously, the MBR membrane that leads to in the membrane district is easily by sewage pollution, it increases to maintain the number of times, meanwhile MBR membrane load is very big always, the MBR membrane blocks up easily, the later maintenance washs the problem that the cost is big.

(II) technical scheme

The utility model provides an above-mentioned technical problem's technical scheme as follows: anti-membrane pollution and low-load MBR sewage treatment equipment comprises a tank body, wherein an aerobic zone and a membrane zone are arranged in the tank body, a clapboard used for separating the aerobic zone from the membrane zone is arranged between the aerobic zone and the membrane zone, a frame body is arranged at the top end of the tank body, a water producing pump is fixedly arranged at the bottom end of the inner cavity of the frame body, a corrugated hose with one end penetrating and extending to the inner part of the tank body is fixedly arranged at the inlet end of the water producing pump, the other end of the corrugated hose is fixedly provided with an MBR membrane, the outlet end of the water producing pump penetrates through and extends to the right end of the frame body, the bottom end of the inner cavity of the frame body is provided with a lifting mechanism positioned on the left side of the water producing pump, the bottom end of the inner cavity of the frame body is fixedly provided with an oxygen fan, the bottom end of the inner cavity of the frame body is fixedly provided with a load reducing mechanism connected with the outlet end of the oxygen fan, and the left end of the MBR membrane is fixedly provided with a turbidity sensor.

The utility model has the advantages that:

this anti membrane pollution and underload formula MBR sewage treatment device, through being provided with hoist mechanism, can adjust the position of MBR diaphragm at the in-process of in-service use, make it be located comparatively limpid position, thereby reduce the pollution to the MBR diaphragm, be provided with simultaneously and fall the lotus mechanism and make that sewage can be abundant contact with the aeration, most nutrients in the sewage is consumed away, the nutrient substance that contains is less, thereby just can further reduction of pollutant content in the sewage, make the sewage pollutant content greatly reduced who gets into in the membrane district, namely the MBR membrane is in the underload state, be difficult for blockking up, effectively reduced the possibility that the MBR membrane blockked up, thereby the life of MBR membrane has been prolonged.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, the top fixed mounting of the jar body has one end to run through and extend to the internal sewage inlet tube of jar, the inner chamber left side wall fixed mounting of the jar body has one end to run through and extend to the sludge discharge pipe of jar body left end.

Adopt above-mentioned further scheme's beneficial effect be provided with the sewage inlet tube, can add sewage to jar internal portion through the sewage inlet tube, be provided with the mud discharge pipe simultaneously, can effectually discharge the mud under the membrane area.

Furthermore, the lifting mechanism comprises two rectangular plates, the two rectangular plates which are positioned at the left side of the water producing pump are fixedly arranged at the bottom end of the inner cavity of the frame body, one opposite sides of the two rectangular plates are rotatably connected with the movable rod, two take-up rollers are fixedly arranged outside the movable rod, and cords are fixedly arranged outside the take-up rollers, one ends of the cords far away from the cord-collecting rollers penetrate through and extend into the tank body, one ends of the two cords far away from the cord-collecting rollers are fixedly connected with the top end of the MBR membrane, a first motor positioned at the right of the movable rod is fixedly arranged at the bottom end of the inner cavity of the frame body, a first bevel gear is fixedly arranged at the output end of the first motor, the outside fixed mounting of movable rod has and is located two receive the second bevel gear between the relative one side of line roller, first bevel gear and second bevel gear intermeshing.

The beneficial effect who adopts above-mentioned further scheme is that, be provided with hoist mechanism, can change the position of MBR diaphragm, make it be located comparatively limpid position to reduce the pollution to the MBR diaphragm.

Further, it includes the hollow tube to fall lotus mechanism, the inner chamber bottom of framework rotates and is connected with the hollow tube that one end runs through and extends to jar internal portion, the bottom of hollow tube is and seals the setting, and the top of hollow tube is the opening setting, the hollow tube is located the right-hand of oxygen fan, the exit end fixed mounting of oxygen fan has the connecting pipe, the other end of connecting pipe runs through and extends to the inside of hollow tube, the inner chamber bottom fixed mounting of framework has the second motor that is located the hollow tube right side, the output of second motor all is connected through the driving belt transmission with the outside of hollow tube, the both ends of hollow tube are linked together and are located jar internal portion's tuber pipe, the top of tuber pipe is linked together there is the aeration dish.

The beneficial effect who adopts above-mentioned further scheme is that, be provided with and fall the load mechanism and can contact sewage abundant with the aeration for the sewage pollutant content that gets into in the membrane area greatly reduced, MBR membrane is in the underload state promptly, is difficult for blockking up.

Further, the output end fixed mounting of second motor has first belt pulley, the outside fixed mounting of hollow tube has the second belt pulley that is located the positive left of first belt pulley, first belt pulley and second belt pulley all with driving belt looks adaptation.

Adopt above-mentioned further scheme's beneficial effect to be, can guarantee that transmission belt is difficult for appearing phenomenons such as skew at driven in-process.

Further, the left end fixed mounting of framework has the controller, turbidity sensor, first motor and second motor all with controller electric connection.

The beneficial effect of adopting above-mentioned further scheme is that, the start-stop of turbidity sensor, first motor and second motor can be controlled through the controller.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the frame body and the lifting mechanism of the present invention;

FIG. 3 is an enlarged view of the point A of FIG. 1 according to the present invention;

fig. 4 is a schematic view of the cross section connection between the hollow tube and the connecting tube of the present invention.

In the figure: 1. a tank body; 2. an aerobic zone; 3. a membrane zone; 4. a partition plate; 5. a frame body; 6. a water production pump; 7. a corrugated hose; 8. MBR membrane; 9. a lifting mechanism; 91. a rectangular plate; 92. a movable rod; 93. a wire take-up roller; 94. a cord; 95. a first motor; 96. a first bevel gear; 97. a second bevel gear; 10. an oxygen fan; 11. a load reducing mechanism; 111. a hollow tube; 112. a connecting pipe; 113. a second motor; 114. a drive belt; 115. an air duct; 116. an aeration disc; 12. a turbidity sensor; 13. a sewage inlet pipe; 14. a sludge discharge pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the membrane pollution resistance and low-load MBR sewage treatment device comprises a tank body 1, an aerobic zone 2 and a membrane zone 3 are arranged in the tank body 1, a partition plate 4 for separating the aerobic zone 2 from the membrane zone 3 is arranged between the aerobic zone 2 and the membrane zone 3, a frame body 5 is arranged at the top end of the tank body 1, a water production pump 6 is fixedly arranged at the bottom end of an inner cavity of the frame body 5, a corrugated hose 7 with one end penetrating and extending into the tank body 1 is fixedly arranged at an inlet end of the water production pump 6, an MBR diaphragm 8 is fixedly arranged at the other end of the corrugated hose 7, an outlet end of the water production pump 6 penetrates and extends to the right end of the frame body 5, a lifting mechanism 9 positioned at the left side of the water production pump 6 is arranged at the bottom end of the inner cavity of the frame body 5, the lifting mechanism 9 comprises two rectangular plates 91, the two rectangular plates 91 are fixedly arranged at the bottom end of the inner cavity of the frame body 5 and positioned at the left side of the water production pump 6, opposite sides of the two rectangular plates 91 are rotatably connected with a movable rod 92, two wire collecting rollers 93 are fixedly arranged outside the movable rod 92, wire ropes 94 are fixedly arranged outside the wire collecting rollers 93, the wire ropes 94 are far away from the wire collecting rollers 93, penetrate through and extend into the tank body 1, one ends of the two wire ropes 94 far away from the wire collecting rollers 93 are fixedly connected with the top end of the MBR membrane 8, a first motor 95 positioned on the right side of the movable rod 92 is fixedly arranged at the bottom end of an inner cavity of the frame body 5, a first bevel gear 96 is fixedly arranged at the output end of the first motor 95, a second bevel gear 97 positioned between the two wire collecting rollers 93 and opposite sides is fixedly arranged outside the movable rod 92, the first bevel gear 96 is meshed with the second bevel gear 97, an oxygen fan 10 is fixedly arranged at the bottom end of the inner cavity of the frame body 5, and a load reducing mechanism 11 connected with the outlet end of the oxygen fan 10 is fixedly arranged at the bottom end of the inner cavity of the frame body 5, the load reducing mechanism 11 comprises a hollow pipe 111, the bottom end of the inner cavity of the frame body 5 is rotatably connected with the hollow pipe 111, one end of the hollow pipe 111 penetrates through and extends to the inside of the tank body 1, the bottom end of the hollow pipe 111 is arranged in a closed manner, the top end of the hollow pipe 111 is arranged in an open manner, the hollow pipe 111 is positioned at the right side of the oxygen fan 10, the outlet end of the oxygen fan 10 is fixedly provided with a connecting pipe 112, the other end of the connecting pipe 112 penetrates through and extends to the inside of the hollow pipe 111, a bearing is fixedly arranged inside the hollow pipe 111, the connecting pipe 112 is fixedly arranged inside the bearing, the bottom end of the inner cavity of the frame body 5 is fixedly provided with a second motor 113 positioned at the right side of the hollow pipe 111, the left end of the frame body 5 is fixedly provided with a controller, the turbidity sensor 12, the first motor 95 and the second motor 113 are electrically connected with the controller, and the output end of the second motor 113 is in transmission connection with the outside of the hollow pipe 111 through a transmission belt 114, a first belt pulley is fixedly installed at the output end of the second motor 113, a second belt pulley positioned right to the left of the first belt pulley is fixedly installed outside the hollow pipe 111, the first belt pulley and the second belt pulley are both matched with the transmission belt 114, an air pipe 115 positioned inside the tank body 1 is communicated with two ends of the hollow pipe 111, an aeration disc 116 is communicated with the top end of the air pipe 115, a turbidity sensor 12 is fixedly installed at the left end of the MBR membrane 8, a sewage inlet pipe 13 with one end penetrating and extending to the inside of the tank body 1 is fixedly installed at the top end of the tank body 1, a sludge discharge pipe 14 with one end penetrating and extending to the left end of the tank body 1 is fixedly installed on the left side wall of the inner cavity of the tank body 1, a grating pool, an adjusting pool and a sludge drying pool are all the same as the prior art, and detailed description is omitted, when in use, sewage to be treated enters the aerobic zone 2 from the sewage inlet pipe 13, and the oxygen fan 10 can supply oxygen to the aerobic zone 2, and the aeration disc 116 is used for aeration, the second motor 113 can drive the hollow pipe 111 to rotate through the transmission belt 114 by matching with the load reducing mechanism 11, so that the hollow pipe 111 can drive the air pipe 115 to rotate, the sewage in the aerobic zone 2 can be fully contacted with the aeration, most of nutrients in the sewage are consumed, the nutrients are less, the pollutant content in the sewage can be further reduced, the sewage pollutant content entering the membrane zone 3 is greatly reduced, namely the MBR membrane 8 is in a low-load state and is not easy to block, the possibility of blocking of the MBR membrane 8 is effectively reduced, the service life of the MBR membrane 8 is prolonged, the sewage with less pollutant content flows into the membrane zone 3 through the partition plate 4, the sewage naturally precipitates in the membrane zone 3 because of no aeration in the membrane zone 3, the upper layer is clear water, the lower layer is a sludge layer, thereby the obvious thickness of learning the sludge blanket of accessible turbidity sensor 12, can operate through first motor 95 of controller control, under the intermeshing of first bevel gear 96 and second bevel gear 97, can drive line roller 93 and rotate, thereby can receive and release cotton rope 94, can change MBR diaphragm 8's high-low position, make MBR diaphragm 8 be located the regional inside of clear water, can the contaminated probability of effectual reduction MBR diaphragm 8, then clear water in the membrane district 3 passes through MBR diaphragm 8's filtration, the clear water that produces at last is produced through producing water pump 6 and is walked away, because MBR diaphragm 8 is located the regional inside of clear water, make MBR diaphragm 8 be difficult for being contaminated, the later stage cleaning cost of MBR diaphragm 8 has been reduced, and MBR diaphragm 8's life has been prolonged, possess the life of MBR diaphragm and the advantage of reducing MBR diaphragm load.

The utility model discloses a concrete working process as follows:

when in use, sewage to be treated enters the aerobic zone 2 from the sewage inlet pipe 13, the oxygen fan 10 can supply oxygen to the aerobic zone 2, and the aeration is carried out through the aeration disc 116, and the second motor 113 can drive the hollow pipe 111 to rotate through the transmission belt 114 in cooperation with the use of the load reducing mechanism 11, so that the hollow pipe 111 can drive the air pipe 115 to rotate, the sewage in the aerobic zone 2 can be fully contacted with the aeration, most of nutrient substances in the sewage are consumed, the contained nutrient substances are less, the pollutant content in the sewage can be further reduced, the pollutant content of the sewage entering the membrane zone 3 is greatly reduced, namely the MBR membrane 8 is in a low-load state and is not easy to block, the possibility of blocking of the MBR membrane 8 is effectively reduced, the service life of the MBR membrane 8 is prolonged, the sewage with less pollutant content flows into the membrane zone 3 through the partition plate 4, because there is no aeration in the membrane area 3, sewage naturally precipitates in the membrane area 3, the upper layer is clear water, the lower layer is a sludge layer, so that the thickness of the sludge layer can be obviously known through the turbidity sensor 12, the first motor 95 can be controlled by the controller to operate, the wire take-up roller 93 can be driven to rotate under the mutual engagement of the first bevel gear 96 and the second bevel gear 97, so that the wire rope 94 can be wound and unwound, the height position of the MBR membrane 8 can be changed, the MBR membrane 8 is positioned in a clear water area, the probability of pollution of the MBR membrane 8 can be effectively reduced, then the clear water in the membrane area 3 is filtered by the MBR membrane 8, finally the produced clear water is produced by the water production pump 6, because the MBR membrane 8 is positioned in a clear water area, the MBR membrane 8 is not easy to be polluted, the later cleaning cost of the MBR membrane 8 is reduced, and the service life of the MBR membrane 8 is prolonged, possess the life who has prolonged the MBR diaphragm and reduce the advantage of MBR diaphragm load, solved in the in-service use process, constantly aeration in the membrane district, intermittent type nature produces water (produces water pump and produces water) simultaneously, leads to the MBR membrane in the membrane district to be polluted by sewage easily, maintains the number of times and increases, and meanwhile MBR membrane load is very big always, and the MBR membrane blocks up easily, and the later maintenance washs the problem with big costs.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. Anti membrane pollution and low-load formula MBR sewage treatment device, including jar body (1), its characterized in that: the utility model discloses a water production tank, including a tank body (1), be provided with aerobic zone (2) and membrane district (3) in the tank body (1), be equipped with between aerobic zone (2) and the membrane district (3) and be used for separating baffle (4) of aerobic zone (2) and membrane district (3), framework (5) are installed on the top of the tank body (1), the inner chamber bottom fixed mounting of framework (5) has product water pump (6), the entrance point fixed mounting of product water pump (6) has one end to run through and extend to the inside corrugated hose (7) of the tank body (1), the other end fixed mounting of corrugated hose (7) has MBR diaphragm (8), the exit end of product water pump (6) runs through and extends to the right-hand member of framework (5), the inner chamber bottom of framework (5) is provided with hoist mechanism (9) that are located product water pump (6) left, the inner chamber bottom fixed mounting of framework (5) has oxygen fan (10), the bottom end of the inner cavity of the frame body (5) is fixedly provided with a load reducing mechanism (11) connected with the outlet end of the oxygen fan (10), and the left end of the MBR membrane (8) is fixedly provided with a turbidity sensor (12).

2. The membrane fouling resistant and low-load MBR sewage treatment plant of claim 1, wherein: the top fixed mounting of the jar body (1) has one end to run through and extend to jar sewage inlet tube (13) of body (1) inside, the inner chamber left side wall fixed mounting of the jar body (1) has one end to run through and extend to the sludge discharge pipe (14) of the jar body (1) left end.

3. The membrane fouling resistant and low-load MBR sewage treatment plant of claim 1, wherein: the lifting mechanism (9) comprises two rectangular plates (91), the two rectangular plates (91) which are positioned on the left side of the water production pump (6) are fixedly installed at the bottom end of an inner cavity of the frame body (5), one opposite sides of the two rectangular plates (91) are rotatably connected with the movable rod (92), two wire collecting rollers (93) are fixedly installed on the outer portion of the movable rod (92), a wire rope (94) is fixedly installed on the outer portion of each wire collecting roller (93), one end, far away from each wire collecting roller (93), of each wire rope (94) penetrates through and extends into the tank body (1), one ends, far away from each wire collecting roller (93), of the two wire ropes (94) are fixedly connected with the top end of the MBR membrane (8), a first motor (95) positioned on the right side of the movable rod (92) is fixedly installed at the bottom end of the inner cavity of the frame body (5), and a first bevel gear (96) is fixedly installed at the output end of the first motor (95), and a second bevel gear (97) positioned between two opposite sides of the take-up roller (93) is fixedly arranged outside the movable rod (92), and the first bevel gear (96) and the second bevel gear (97) are meshed with each other.

4. The membrane fouling resistant and low-load MBR sewage treatment plant of claim 3, wherein: the load reducing mechanism (11) comprises a hollow pipe (111), the bottom end of an inner cavity of the frame body (5) is rotatably connected with the hollow pipe (111) with one end penetrating through and extending to the inside of the tank body (1), the bottom end of the hollow pipe (111) is arranged in a closed manner, the top end of the hollow pipe (111) is arranged in an open manner, the hollow pipe (111) is positioned at the right side of the oxygen blower (10), a connecting pipe (112) is fixedly installed at the outlet end of the oxygen blower (10), the other end of the connecting pipe (112) penetrates through and extends to the inside of the hollow pipe (111), a second motor (113) positioned at the right side of the hollow pipe (111) is fixedly installed at the bottom end of the inner cavity of the frame body (5), the output end of the second motor (113) is in transmission connection with the outside of the hollow pipe (111) through a transmission belt (114), and the two ends of the hollow pipe (111) are communicated with an air pipe (115) positioned inside the tank body (1), the top end of the air pipe (115) is communicated with an aeration disc (116).

5. The membrane fouling resistant and low-load MBR sewage treatment plant of claim 4, wherein: the output fixed mounting of second motor (113) has first belt pulley, the outside fixed mounting of hollow tube (111) has the second belt pulley that is located the positive left of first belt pulley, first belt pulley and second belt pulley all with drive belt (114) looks adaptation.

6. The membrane fouling resistant and low-load MBR sewage treatment plant of claim 5, wherein: the left end fixed mounting of framework (5) has the controller, turbidity sensor (12), first motor (95) and second motor (113) all with controller electric connection.

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