CN113880244A - Sewage treatment device of bio-membrane reactor - Google Patents
Sewage treatment device of bio-membrane reactor Download PDFInfo
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- CN113880244A CN113880244A CN202111214964.2A CN202111214964A CN113880244A CN 113880244 A CN113880244 A CN 113880244A CN 202111214964 A CN202111214964 A CN 202111214964A CN 113880244 A CN113880244 A CN 113880244A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1268—Membrane bioreactor systems
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/20—Activated sludge processes using diffusers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The invention provides a sewage treatment device of a biofilm reactor, which comprises a fixed seat, wherein the top end of the fixed seat is fixedly connected with a reaction box and a motor, the reaction box is rotatably connected with a rotating shaft, an output shaft of the motor is fixedly connected with one end of the rotating shaft, and the rotating shaft is fixedly sleeved with a plurality of biofilm assemblies; aeration components are arranged below the plurality of biological membrane components and are fixedly connected with the inner wall of the bottom end of the reaction tank; the outer wall of the bottom end of the reaction box is fixedly connected with an air inlet component which is arranged corresponding to the aeration component, and the air inlet component is communicated with the aeration component; the bottom end of the air inlet assembly is fixedly connected with a transmission assembly, and the transmission assemblies are in transmission connection with the motor. The invention can better treat the sewage, and can reduce the power consumption of the sewage treatment device and save the treatment cost.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a sewage treatment device of a biofilm reactor.
Background
Along with the continuous development of society, the sewage that produces is also more and more, if directly discharge sewage, can seriously influence ecological environment, consequently need to carry out sewage treatment, can discharge after reaching certain standard. At present, the biomembrane method is one of the main sewage biological treatment technologies, is parallel to the activated sludge method, and is an old and developing sewage biological treatment technology.
At present, the biofilm reactor is generally aerated by an external aeration component, and microorganisms on the biofilm carry out aerobic reaction to decompose harmful substances in sewage, but the sewage treatment device has the problems of unsatisfactory sewage treatment effect, high power consumption and high sewage treatment cost.
Therefore, there is a need to design a bio-membrane reactor sewage treatment device to solve the above problems.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following scheme: the invention provides a sewage treatment device of a biofilm reactor, which comprises a fixed seat, wherein the top end of the fixed seat is fixedly connected with a reaction box and a motor, the reaction box is rotatably connected with a rotating shaft, an output shaft of the motor is fixedly connected with one end of the rotating shaft, and the rotating shaft is fixedly sleeved with a plurality of biofilm assemblies; aeration components are arranged below the plurality of biological membrane components and fixedly connected with the inner wall of the bottom end of the reaction tank; the outer wall of the bottom end of the reaction box is fixedly connected with an air inlet assembly which is arranged corresponding to the aeration assembly, and the air inlet assembly is communicated with the aeration assembly; the bottom end of the air inlet assembly is fixedly connected with a transmission assembly, and the transmission assemblies are in transmission connection with the motor.
Preferably, the biological membrane assembly comprises a gas barrier, biological reaction membranes are symmetrically arranged on two sides of the gas barrier, a biological membrane filler is filled in the biological reaction membranes, a plurality of through holes are formed in the biological reaction membranes, a water barrier is arranged on one side, away from the gas barrier, of each of the two biological reaction membranes, and the gas barrier, the two water barriers and the two biological reaction membranes are fixedly sleeved on the rotating shaft.
Preferably, the gas barrier, the two water barriers and the two biological reaction membranes are all wave-shaped, and the axial projection shapes of the gas barrier, the two water barriers and the two biological reaction membranes are all circular.
Preferably, the gas inlet assembly comprises a gas inlet box, a gas outlet pipe is arranged between the gas inlet box and the reaction box, two ends of the gas outlet pipe are fixedly connected with the gas inlet box and the reaction box respectively, the aeration assembly is communicated with the gas inlet box through the gas outlet pipe, and a first one-way valve is arranged in the gas outlet pipe; an air inlet pipe is fixedly connected to one side of the air inlet box and is communicated with the air inlet box, and a second one-way valve is arranged in the air inlet pipe; a piston is slidably connected in the air inlet box, the piston is positioned below the joint of the air inlet pipe and the air inlet box, and the bottom end of the piston is fixedly connected with a piston rod; the transmission assembly is fixedly connected to the bottom end of the air inlet box, and the piston rod is in transmission connection with the transmission assembly.
Preferably, the transmission assembly comprises a transmission case fixedly connected to the bottom end of the air inlet case, the bottom end of the transmission case is rotatably connected with a rotating disc, a moving block is arranged above the rotating disc, and the moving block is in limit sliding connection with the rotating disc; the upper portion of the moving block is obliquely provided with a fixed disc, the outer wall of the fixed disc is fixedly connected with the inner wall of the transmission case, the top end of the moving block is fixedly connected with an ejector rod, the tail end of the ejector rod is abutted to the bottom end of the fixed disc, the bottom end of the piston rod sequentially penetrates through the air inlet case, the transmission case and the fixed disc and is rotatably connected with the top end of the moving block, and the rotating disc is in transmission connection with the motor.
Preferably, a support rod is fixedly connected to the middle of the top end of the rotating disc, a first recess is formed in the middle of the bottom end of the moving block, the tail end of the support rod extends into the first recess and is fixedly connected with a protrusion, the protrusion is in sliding connection with the first recess, a first spring is fixedly connected to the top end of the protrusion, and the tail end of the first spring is fixedly connected with the bottom end of the first recess; the edge part of the top end of the rotating disc is fixedly connected with a plurality of limiting rods, the bottom end of the moving block is provided with second recesses corresponding to the limiting rods, and the limiting rods extend into the second recesses and are in sliding connection with the second recesses.
Preferably, the top end of the fixed seat is rotatably connected with a worm wheel corresponding to the transmission case, the top end of the worm wheel is coaxially and fixedly connected with the bottom end of the rotating disc, one side of the worm wheel is provided with a worm, and the worm wheel is meshed with the worm; the top end of the fixed seat is rotatably connected with a transmission shaft, and a plurality of worms are fixedly sleeved on the transmission shaft; the motor with be provided with first sprocket between the reaction box, the fixed cover of first sprocket is established on the output shaft of motor, fixed cover is equipped with the second sprocket on the transmission shaft, first sprocket with the second sprocket passes through chain drive and connects.
Preferably, the aeration subassembly includes the rigid coupling and is in the connecting pipe of reaction box bottom inner wall, the connecting pipe with the outlet duct intercommunication, the connecting pipe is close to one side rigid coupling of pivot has a plurality of jet heads, and is a plurality of jet head is equidistant to be set up, and a plurality of jet head all with the connecting pipe intercommunication.
Preferably, the connecting pipe is circular arc-shaped.
The invention discloses the following technical effects:
1. according to the invention, the motor drives the biological membrane component to rotate, sewage is stirred to enable the sewage to react with the biological membrane component more fully, the sewage treatment effect is improved, meanwhile, the motor can also drive the transmission component to move, further, the air inlet component is driven to move to supply air for the aeration component, different parts are driven to operate simultaneously by one motor, no additional air source is needed, the energy consumption is reduced, and the sewage treatment cost is saved.
2. The invention can realize the cleaning of the biological membrane component by increasing the rotating speed of the motor, avoids the blockage of the biological membrane component from influencing the sewage treatment efficiency and is convenient to operate.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a schematic structural view of a biofilm reactor sewage treatment plant of the present invention;
FIG. 2 is a sectional view of a biofilm reactor sewage treatment plant of the present invention;
FIG. 3 is a sectional view showing a direction of a connection structure of an intake assembly and a transmission assembly according to the present invention;
FIG. 4 is a sectional view of the connection structure of the intake assembly and the transmission assembly in another direction according to the present invention;
FIG. 5 is a schematic structural view of a biofilm assembly according to the present invention;
FIG. 6 is a schematic structural view of a biological reaction membrane according to the present invention;
FIG. 7 is a schematic structural view of a water-stop sheet according to the present invention;
FIG. 8 is a schematic structural view of the gas barrier of the present invention;
the device comprises a reaction box 1, an air outlet channel 2, a water inlet pipe 3, a chain 4, a first chain wheel 5, a motor 6, a motor support 7, a second chain wheel 8, a fixed seat 9, a support leg 10, a worm wheel 11, a worm 12, a water outlet pipe 13, a transmission box 14, an air inlet box 15, a biological membrane assembly 16, a rotating shaft 17, an air inlet pipe 18, a connecting pipe 19, an air nozzle 20, an air outlet pipe 21, a second spring 22, a first conical valve body 23, a piston 24, a piston rod 25, a push rod 26, a fixed disk 27, a moving block 28, a rotating disk 29, a limiting rod 30, a supporting rod 31, a first spring 32, a second conical valve body 33, a third spring 34, a water baffle 1601, a biological reaction membrane 1602 and a gas baffle 1603.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
The first embodiment is as follows:
referring to fig. 1-5, the invention provides a biofilm reactor sewage treatment plant, comprising a fixed seat 9, the top end of the fixed seat 9 is fixedly connected with a reaction box 1 and a motor 6, the reaction box 1 is rotatably connected with a rotating shaft 17, the output shaft of the motor 6 is fixedly connected with one end of the rotating shaft 17, and the rotating shaft 17 is fixedly sleeved with a plurality of biofilm assemblies 16; aeration components are arranged below the plurality of biological membrane components 16 and are fixedly connected with the inner wall of the bottom end of the reaction box 1; the outer wall of the bottom end of the reaction box 1 is fixedly connected with an air inlet component which is arranged corresponding to the aeration component, and the air inlet component is communicated with the aeration component; the bottom end of the air inlet assembly is fixedly connected with a transmission assembly, and the transmission assemblies are in transmission connection with the motor 6.
Further, the number of the air inlet assemblies corresponds to the number of the aeration assemblies.
Further, an air outlet channel 2 is fixedly connected to the top end of the reaction box 1, and the air outlet channel 2 is communicated with the reaction box 1; a water inlet pipe 3 is fixedly connected to one side wall of the reaction box 1, the water inlet pipe 3 is positioned at the top of the reaction box 1, and the water inlet pipe 3 is communicated with the reaction box 1; one side of the reaction box 1 far away from the water inlet pipe 3 is fixedly connected with a water outlet pipe 13, the water outlet pipe 13 is positioned at the bottom end of the reaction box 1, and the water outlet pipe 13 is communicated with the reaction box 1.
Further, a motor support 7 is fixedly connected to the top end of the fixed seat 9, and the motor 6 is fixedly connected with the fixed seat 9 through the motor support 7.
Further, a plurality of supporting legs 10 are fixedly arranged between the fixing seat 9 and the reaction box 1, and the supporting legs 10 are distributed in a rectangular shape.
Further, the biofilm assembly 16 includes gas barrier 1603, and gas barrier 1603 bilateral symmetry is provided with biological reaction membrane 1602, and biological reaction membrane 1602 intussuseption is filled with the biological membrane filler, has seted up a plurality of through-holes on biological reaction membrane 1602, and one side that gas barrier 1603 was kept away from to two biological reaction membranes 1602 all is provided with water-stop sheet 1601, and gas barrier 1603, two water-stop sheet 1601, two biological reaction membranes 1602 all fixed the cover and establish on pivot 17.
The two biological reaction membranes 1602 are sandwiched between the air-blocking plate 1603 and the water-blocking plate 1601, so that when the aeration assembly supplies oxygen, the oxygen can better pass through the biological reaction membranes 1602, and the aerobic reaction of the microorganisms on the biological reaction membranes 1602 can provide sufficient air.
Further, the air barrier 1603, the two water barriers 1601 and the two biological reaction membranes 1602 are all wavy, and the axial projection shapes of the air barrier 1603, the two water barriers 1601 and the two biological reaction membranes 1602 are all circular.
The biological reaction membrane 1602 is arranged in a wave shape, so that the contact area between the biological reaction membrane 1602 and sewage can be increased, the sewage treatment efficiency is further improved, the gas barrier 1603 and the water barrier 1601 are also arranged in a wave shape, an S-shaped channel can be formed between the water barrier 1601 and the gas barrier 1603, oxygen can be better moved to the biological reaction membrane 1602 through the S-shaped channel, and the oxygen is better provided for the biological reaction membrane 1602; meanwhile, the water-stop plates 1601 and the gas-stop plates 1603 are arranged in a wave shape, so that sewage can be stirred better when the motor 6 drives the biological membrane assembly 16 to rotate, the sewage is enabled to fully react with microorganisms on the biological reaction membrane 1602, and the effect and the efficiency of sewage treatment are improved.
Further, the air inlet component comprises an air inlet box 15, an air outlet pipe 21 is arranged between the air inlet box 15 and the reaction box 1, two ends of the air outlet pipe 21 are fixedly connected with the air inlet box 15 and the reaction box 1 respectively, the aeration component is communicated with the air inlet box 15 through the air outlet pipe 21, and a first one-way valve is arranged in the air outlet pipe 21; an air inlet pipe 18 is fixedly connected to one side of the air inlet box 15, the air inlet pipe 18 is communicated with the air inlet box 15, and a second one-way valve is arranged in the air inlet pipe 18; a piston 24 is slidably connected in the air inlet box 15, the piston 24 is positioned below the joint of the air inlet pipe 18 and the air inlet box 15, and the bottom end of the piston 24 is fixedly connected with a piston rod 25; the transmission component is fixedly connected at the bottom end of the air inlet box 15, and the piston rod 25 is in transmission connection with the transmission component.
Furthermore, a first step channel is arranged in the air outlet pipe 21, a first conical valve body 23 is connected in the first step channel in a sliding mode, a second spring 22 is fixedly connected to one end, close to the air inlet box 15, of the first conical valve body 23, and the tail end of the second spring 22 is fixedly connected with one end, far away from the air inlet box 15, of the first step channel.
Furthermore, a second step channel is arranged in the air outlet pipe 21, a second conical valve body 33 is connected in the second step channel in a sliding manner, a third spring 34 is fixedly connected to one end, close to the air inlet box 15, of the second conical valve body 33, and the tail end of the third spring 34 is fixedly connected to one end, close to the air inlet box 15, of the second step channel.
When the piston rod 25 moves downwards, the piston 24 is driven to move downwards, the space above the piston 24 is enlarged, the air pressure in the air inlet box 15 is smaller than the external atmospheric pressure, the second conical valve body 33 compresses the third spring 34 to move towards one side close to the air inlet box 15, and the external air enters the air inlet box 15 along the air inlet pipe 18; when the piston rod 25 moves upwards to drive the piston 24 to move upwards, the pressure in the air inlet box 15 increases to push the first conical valve body 23, so that the first conical valve body 23 compresses the second spring 22 to move towards the side far away from the air inlet box 15, and the air in the air inlet box 15 enters the connecting pipe 19 along the air outlet pipe 21 and is sprayed out from the air nozzle 20 to provide sufficient oxygen for the biological membrane module 16.
Further, the transmission assembly comprises a transmission case 14 fixedly connected to the bottom end of the air inlet case 15, the bottom end of the transmission case 14 is rotatably connected with a rotating disc 29, a moving block 28 is arranged above the rotating disc 29, and the moving block 28 is in limited sliding connection with the rotating disc 29; a fixed disc 27 is obliquely arranged above the moving block 28, the outer wall of the fixed disc 27 is fixedly connected with the inner wall of the transmission case 14, the top end of the moving block 28 is fixedly connected with a push rod 26, the tail end of the push rod 26 is abutted against the bottom end of the fixed disc 27, the bottom end of the piston rod 25 sequentially penetrates through the air inlet case 15, the transmission case 14 and the fixed disc 27 and is rotatably connected with the top end of the moving block 28, and the rotating disc 29 is in transmission connection with the motor 6.
Furthermore, a support rod 31 is fixedly connected to the middle of the top end of the rotating disc 29, a first recess is formed in the middle of the bottom end of the moving block 28, the tail end of the support rod 31 extends into the first recess and is fixedly connected with a protrusion, the protrusion is in sliding connection with the first recess, the top end of the protrusion is fixedly connected with a first spring 32, and the tail end of the first spring 32 is fixedly connected with the bottom end of the first recess; a plurality of limiting rods 30 are fixedly connected to the edge portion of the top end of the rotating disc 29, second recesses corresponding to the limiting rods 30 are formed in the bottom end of the moving block 28, and the limiting rods 30 extend into the second recesses and are in sliding connection with the second recesses.
The rotating disc 29 rotates to drive the moving block 28 in limited sliding connection with the rotating disc to rotate, the moving block 28 drives the ejector rod 26 fixedly connected to the top end to rotate, and because the ejector rod 26 is abutted against the fixed disc 27 and the fixed disc 27 is obliquely arranged, when the ejector rod 26 rotates from the high side of the fixed disc 27 to the low side, the moving block 28 compresses the first spring 32 to move towards the side close to the rotating disc 29, so that the piston rod 25 is driven to move downwards, and air is sucked into the air inlet box 15; when the push rod 26 rotates from the lower side of the fixed disk 27 to the higher side, the moving block 28 moves to the side far away from the rotating disk 29 under the action of the elastic force of the first spring 32, and then the piston rod 25 moves upwards, so that the air in the air inlet box 15 is pressed into the connecting pipe 19 and is exhausted by the air nozzle 20.
Further, the top end of the fixed seat 9 is rotatably connected with a worm wheel 11 corresponding to the transmission case 14, the top end of the worm wheel 11 is coaxially and fixedly connected with the bottom end of the rotating disc 29, one side of the worm wheel 11 is provided with a worm 12, and the worm wheel 11 is meshed with the worm 12; the top end of the fixed seat 9 is rotatably connected with a transmission shaft, and a plurality of worms 12 are fixedly sleeved on the transmission shaft; a first chain wheel 5 is arranged between the motor 6 and the reaction box 1, the first chain wheel 5 is fixedly sleeved on an output shaft of the motor 6, a second chain wheel 8 is fixedly sleeved on the transmission shaft, and the first chain wheel 5 and the second chain wheel 8 are in transmission connection through a chain 4.
The motor 6 rotates to drive the first chain wheel 5 to rotate, power is transmitted to the second chain wheel 8 through the chain 4, the second chain wheel 8 drives the transmission shaft to rotate, the transmission shaft drives the worm 12 to rotate, the worm 12 drives the worm wheel 11 meshed with the worm to rotate, and the worm wheel 11 drives the rotating disc 29 fixedly connected with the worm to rotate, so that power is provided for air suction and air blowing of the air inlet assembly.
Further, the aeration subassembly includes the connecting pipe 19 of rigid coupling at 1 bottom inner wall of reaction box, and connecting pipe 19 and outlet duct 21 intercommunication, and one side rigid coupling that connecting pipe 19 is close to pivot 17 has a plurality of jet heads 20, and a plurality of jet heads 20 are equidistant to be set up, and a plurality of jet heads 20 all communicate with connecting pipe 19.
Further, the connecting pipe 19 is circular arc-shaped.
The air is conveyed to each air nozzle 20 along the connecting pipe 19 and then is sprayed out from the air nozzles 20, so that sufficient oxygen can be provided for aerobic reaction carried out on the biological reaction film 1602, the connecting pipe 19 is arc-shaped, the distribution of the air nozzles 20 is also arc-shaped, the air nozzles can correspond to the biological reaction film 1602 with a circular projection surface, and sufficient oxygen can be provided for the biological reaction film 1602 better.
The specific implementation mode is as follows: the motor 6 drives the biological membrane component 16 to rotate, so that sewage can be stirred, the sewage can fully react with microorganisms on the biological membrane component 16, the sewage treatment effect and the sewage treatment efficiency are improved, meanwhile, the motor 6 drives the transmission component to move through chain transmission and worm and gear transmission of a worm 11 and a worm 12, the transmission component moves to drive a piston 24 in the air inlet component to reciprocate up and down, continuous air inlet and air blowing of the air inlet component are realized, external air is sprayed to the biological membrane component 16, continuous oxygen is provided for aerobic reaction of the microorganisms on the biological membrane component 16, the aerobic reaction rate is ensured, and further, the sewage treatment rate is ensured; when the biological membrane module 16 needs to be cleaned, the contact speed between the biological membrane module 16 and the sewage is increased only by increasing the rotating speed of the motor 6, and the air sprayed to the biological membrane module 16 is also increased, so that the biological reaction membrane 1602 can be flushed, and the influence on the reaction efficiency due to the blockage of the biological reaction membrane 1602 is avoided; the motor 6 drives the biological membrane component 16 to rotate and provides sufficient air for the biological membrane component 16, an external air source is not needed, the power consumption of the sewage treatment device is reduced, and the cost is saved.
Example two:
in order to provide good conditions for the growth of microorganisms, the biofilm filler is prepared from water, sludge biochar with the thickness of 0.2-0.5mm, walnut shell biochar with the thickness of 0.5-1mm, 100-mesh aluminum powder and portland cement.
The specific embodiment is as follows: the second embodiment is identical to the first embodiment, and will not be described in detail herein.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (9)
1. A sewage treatment device of a biofilm reactor is characterized in that: the device comprises a fixed seat (9), wherein the top end of the fixed seat (9) is fixedly connected with a reaction box (1) and a motor (6), the reaction box (1) is rotatably connected with a rotating shaft (17), an output shaft of the motor (6) is fixedly connected with one end of the rotating shaft (17), and the rotating shaft (17) is fixedly sleeved with a plurality of biological membrane assemblies (16); aeration components are arranged below the plurality of biological membrane components (16) and are fixedly connected with the inner wall of the bottom end of the reaction box (1); the outer wall of the bottom end of the reaction box (1) is fixedly connected with an air inlet assembly which is arranged corresponding to the aeration assembly, and the air inlet assembly is communicated with the aeration assembly; the bottom end of the air inlet assembly is fixedly connected with a transmission assembly, and the transmission assemblies are in transmission connection with the motor (6).
2. A biofilm reactor wastewater treatment plant according to claim 1, wherein: biofilm assembly (16) are including gas shield (1603), gas shield (1603) bilateral symmetry is provided with biological reaction membrane (1602), biological reaction membrane (1602) intussuseption is filled with the biological membrane filler, a plurality of through-holes have been seted up on biological reaction membrane (1602), two biological reaction membrane (1602) are kept away from one side of gas shield (1603) all is provided with water-stop sheet (1601), two water-stop sheet (1603), two biological reaction membrane (1602) all fixed the cover establish in pivot (17).
3. A biofilm reactor wastewater treatment plant according to claim 2, wherein: the air baffle plate (1603), the two water baffle plates (1601) and the two biological reaction films (1602) are all wavy, and the axial projection shapes of the air baffle plate (1603), the two water baffle plates (1601) and the two biological reaction films (1602) are all circular.
4. A biofilm reactor wastewater treatment plant according to claim 1, wherein: the gas inlet assembly comprises a gas inlet box (15), a gas outlet pipe (21) is arranged between the gas inlet box (15) and the reaction box (1), two ends of the gas outlet pipe (21) are fixedly connected with the gas inlet box (15) and the reaction box (1) respectively, the aeration assembly is communicated with the gas inlet box (15) through the gas outlet pipe (21), and a first one-way valve is arranged in the gas outlet pipe (21); an air inlet pipe (18) is fixedly connected to one side of the air inlet box (15), the air inlet pipe (18) is communicated with the air inlet box (15), and a second one-way valve is arranged in the air inlet pipe (18); a piston (24) is connected in the air inlet box (15) in a sliding manner, the piston (24) is positioned below the joint of the air inlet pipe (18) and the air inlet box (15), and a piston rod (25) is fixedly connected to the bottom end of the piston (24); the transmission component is fixedly connected to the bottom end of the air inlet box (15), and the piston rod (25) is in transmission connection with the transmission component.
5. The biofilm reactor wastewater treatment plant of claim 4, wherein: the transmission assembly comprises a transmission box (14) fixedly connected to the bottom end of the air inlet box (15), the bottom end of the transmission box (14) is rotatably connected with a rotating disc (29), a moving block (28) is arranged above the rotating disc (29), and the moving block (28) is in limit sliding connection with the rotating disc (29); the air intake box is characterized in that a fixed disc (27) is obliquely arranged above the moving block (28), the outer wall of the fixed disc (27) is fixedly connected with the inner wall of the transmission box (14), an ejector rod (26) is fixedly connected to the top end of the moving block (28), the tail end of the ejector rod (26) is abutted to the bottom end of the fixed disc (27), the bottom end of the piston rod (25) sequentially penetrates through the air intake box (15), the transmission box (14) and the fixed disc (27) and is rotatably connected to the top end of the moving block (28), and the rotating disc (29) is in transmission connection with the motor (6).
6. The biofilm reactor wastewater treatment plant of claim 5, wherein: a support rod (31) is fixedly connected to the middle of the top end of the rotating disc (29), a first recess is formed in the middle of the bottom end of the moving block (28), the tail end of the support rod (31) extends into the first recess and is fixedly connected with a protrusion, the protrusion is in sliding connection with the first recess, a first spring (32) is fixedly connected to the top end of the protrusion, and the tail end of the first spring (32) is fixedly connected with the bottom end of the first recess; a plurality of limiting rods (30) are fixedly connected to the edge portion of the top end of the rotating disc (29), second recesses corresponding to the limiting rods (30) are formed in the bottom end of the moving block (28), and the limiting rods (30) extend into the second recesses and are in sliding connection with the second recesses.
7. The biofilm reactor wastewater treatment plant of claim 5, wherein: the top end of the fixed seat (9) is rotatably connected with a worm wheel (11) corresponding to the transmission case (14), the top end of the worm wheel (11) is coaxially and fixedly connected with the bottom end of the rotating disc (29), one side of the worm wheel (11) is provided with a worm (12), and the worm wheel (11) is meshed with the worm (12); the top end of the fixed seat (9) is rotatably connected with a transmission shaft, and a plurality of worms (12) are fixedly sleeved on the transmission shaft; motor (6) with be provided with first sprocket (5) between reaction box (1), first sprocket (5) fixed cover is established on the output shaft of motor (6), the fixed cover of transmission epaxial is equipped with second sprocket (8), first sprocket (5) with second sprocket (8) are connected through chain (4) transmission.
8. The biofilm reactor wastewater treatment plant of claim 4, wherein: aeration subassembly includes the rigid coupling and is in connecting pipe (19) of reaction box (1) bottom inner wall, connecting pipe (19) with outlet duct (21) intercommunication, connecting pipe (19) are close to one side rigid coupling of pivot (17) has a plurality of jet heads (20), and is a plurality of jet heads (20) are equidistant to be set up, and a plurality of jet heads (20) all with connecting pipe (19) intercommunication.
9. A biofilm reactor wastewater treatment plant according to claim 8, wherein: the connecting pipe (19) is arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111214964.2A CN113880244B (en) | 2021-10-19 | 2021-10-19 | Sewage treatment device of bio-membrane reactor |
Applications Claiming Priority (1)
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| CN113880244B (en) | 2022-05-10 |
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