CN216337635U - Rotary microbial cultivation device - Google Patents
Rotary microbial cultivation device Download PDFInfo
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- CN216337635U CN216337635U CN202121738064.3U CN202121738064U CN216337635U CN 216337635 U CN216337635 U CN 216337635U CN 202121738064 U CN202121738064 U CN 202121738064U CN 216337635 U CN216337635 U CN 216337635U
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Abstract
A rotary microorganism culture device comprises a rotary drum, a packing box, a comprehensive pipe gallery, a pipe gallery supporting column, a rotary drum supporting wheel, a rotary drum driving wheel, a stirring column, an exhaust pipe, a water inlet and nutrient solution inlet pipe and a water quality monitoring signal cable; according to the rotary microorganism culture device, the rotation of the rotary drum, the dead-angle-free stirring of the stirring column and the vortex street flocculation effect of the stirring column are adopted, so that large-particle compact anaerobic or aerobic granular sludge can be quickly formed, the sealing effect is good, a good anaerobic environment can be formed, no peculiar smell is generated on site, the environmental condition is good, the installation is simple, and the overhaul and the maintenance are easy.
Description
Technical Field
The invention relates to a microorganism culture technology, in particular to a rotary microorganism culture device.
Background
The traditional microorganism culture device usually adopts a vessel form, is used for adjusting and researching key parameters such as temperature, pH value, dissolved oxygen and the like, and comprises an electric stirrer which is used for extending an impeller at the bottom end of a connecting rod into the inner bottom of the vessel through the connecting rod. The electric impeller stirrer usually has high rotating speed and high stirring force, so that the culture environment of the microbial culture solution is damaged. A relatively large one-point microorganism culture device adopts a shaking table or a tank structure. Some of the stirring machines comprise a vertical barrel and a stirrer, and the stirring power density is uneven, so that a stirring dead zone exists. The rotating speed of the stirrer is high, sludge flocs are cut, microorganisms are damaged, and granular sludge cannot be formed.
Disclosure of Invention
Aiming at the problems of uneven stirring power density and dead stirring area, the invention adopts the rotary drum which can rotate horizontally, the microorganism culture solution is always positioned at the lower half part of the rotary drum and is in good contact with the rotary drum, and the kinetic energy obtained by the culture solution is uniform and has no dead area.
Aiming at the problem that the traditional stirrer cuts sludge at a high rotating speed, the invention adopts the technical scheme that a plurality of cylindrical stirring columns are arranged in a rotary drum, and rotate annularly under the rotation of the rotary drum, the rotating speed of the rotary drum is less than that of the traditional vertical stirrer, so that the sludge cannot be cut due to flocculation, and granular sludge with large and compact particles is easy to form.
The technical solution of the invention is as follows:
the utility model provides a rotary microbial cultivation device, a serial communication port, including the pipe gallery that transversely sets up, the left end and the right-hand member of pipe gallery all are connected with the pipe gallery support column, be provided with between the left end and the right-hand member of pipe gallery around the pipe gallery is rotatory, and with the coaxial horizontal rotary drum of pipe gallery, be provided with the stirring post array on the inner wall of horizontal rotary drum, the left end and the right-hand member of horizontal rotary drum all are provided with the protruding edge of annular, and the protruding edge of one end annular is connected drive arrangement, and the protruding edge of other end annular is connected the rotary drum supporting wheel.
The utility model discloses a water quality monitoring system, including utility tunnel, intake and nutrition liquid pipe, and water quality monitoring signal cable, the left port of exhaust pipe passes utility tunnel's lateral wall extremely utility tunnel's top, the right-hand member mouth of exhaust pipe stretches out outside utility tunnel's the right-hand member mouth, intake and nutrition liquid pipe's left port passes simultaneously utility tunnel's lateral wall extremely outside the utility tunnel, intake and nutrition liquid pipe's right-hand member mouth stretches out outside utility tunnel's the right-hand member mouth, water quality monitoring signal cable's left end is passed utility tunnel's lateral wall extremely utility tunnel's below is connected with the instrument monitoring sensor, water quality monitoring signal cable's right-hand member stretches out outside utility tunnel's the right-hand member mouth.
The left port of the exhaust pipe is connected with a structure with the port facing downwards through an elbow.
The utility model discloses a water heater, including utility tunnel, be integrated with pH regulator pipe in the utility tunnel, heater cable, and level gauge cable.
The annular convex edge of horizontal rotary drum right-hand member with fix rotary drum right-hand member board rotatable coupling on the piping lane, the first half of rotary drum right-hand member board is provided with the sight glass, the lower half of rotary drum right-hand member board is provided with blow-down pipe and supernatant delivery pipe from bottom to top.
The rotary drum right-hand member board with the piping lane junction outside is provided with the packing box.
And a packing box is arranged on the outer side of the joint of the rotary drum left end plate and the pipe gallery.
The horizontal type rotary drum comprises an upper half rotary drum and a lower half rotary drum, and the upper half rotary drum and the lower half rotary drum are in butt joint through flanges.
The filler in the stuffing box has a multi-layer compacted structure.
The utility tunnel is PVC or aluminum alloy pipe for having upper and lower wall, arranges the exhaust tube in the upper wall space, arranges into water and advances nutrition liquid pipe in the lower wall space, and water quality monitoring signal cable.
The invention has the following technical effects: the invention relates to a rotary microorganism culture device, which consists of a horizontal rotary drum, a Stuffing box (Stuffing box), a comprehensive pipe gallery, a pipe gallery support column, a rotary drum support wheel, a rotary drum drive wheel, a stirring column, an exhaust pipe, a water and nutrient feeding liquid pipe and a water quality monitoring signal cable.
Compared with the prior art, the invention has the following characteristics: 1) thereby adjust the stirring intensity of stirring post through the rotational speed of adjusting the rotary drum, through the vortex street flocculation effect of stirring post, can form big closely knit anaerobism of granule or good oxygen granule mud fast. 2) The sealing effect is good, a good anaerobic environment or an aerobic environment can be formed, and strict anaerobic bacteria culture is easy to realize. 3) When used for aerobic bacteria culture, the air is exhausted to the treatment device through the suction pipe, no peculiar smell is generated on site, and the environmental condition is good. 4) The rotary drum is assembled through the first rotary drum and the second rotary drum, and the installation is simple, and the overhaul and the maintenance are easy.
Drawings
FIG. 1 is a schematic view showing the structure of a rotary microorganism culture apparatus for carrying out the present invention.
The reference numbers are listed below: 1-horizontal drum; 2-upper half drum; 3-the lower half of the drum; 4-Stuffing box (Stuffing box); 5-comprehensive pipe gallery; 6-pipe gallery supporting columns; 7-drum supporting wheel (supporting drum right end annular convex edge); 8-driving device (driving the left end annular convex edge of the rotary drum); 9-stirring column; 10-an air extraction pipe; 11-a water and nutrient solution inlet pipe; 12-water quality monitoring signal cable; 13-peep hole; 14-supernatant discharge pipe; 15-vent (for collecting highly concentrated strains).
Detailed Description
The invention is described below with reference to the accompanying drawings (fig. 1) and examples.
FIG. 1 is a schematic view showing the structure of a rotary microorganism culture apparatus for carrying out the present invention. Referring to fig. 1, a rotary microbial cultivation device, including the pipe gallery that transversely sets up, the left end and the right-hand member of pipe gallery all are connected with pipe gallery support column 7, be provided with between the left end and the right-hand member of pipe gallery around the pipe gallery is rotatory, and with the coaxial horizontal rotary drum 1 of pipe gallery, be provided with the stirring post array on the inner wall of horizontal rotary drum 1 in order to form no dead angle stirring and vortex street flocculation, the left end and the right-hand member of horizontal rotary drum 1 all are provided with the protruding edge of annular, and drive arrangement 8 (the driving motor of drive wheel is buncher, variable frequency control) is connected along protruding along to the one end annular, and rotary drum supporting wheel 7 is connected along to the other end annular. The pipe rack is a comprehensive pipe rack 5, an exhaust pipe 10 and a water and nutrient solution inlet pipe 11 are integrated in the comprehensive pipe rack 5, and a water quality monitoring signal cable 12, wherein the left port of the exhaust tube 10 penetrates through the side wall of the comprehensive pipe rack 5 to the upper part of the comprehensive pipe rack 5, the right port of the extraction pipe 10 extends out of the right port of the utility tunnel 5, the left port of the water inlet and nutrient solution inlet pipe 11 penetrates through the side wall of the utility tunnel 5 to the outside of the utility tunnel 5, the right port of the water and nutrient solution inlet pipe 11 extends out of the right port of the comprehensive pipe rack 5, the left end of the water quality monitoring signal cable 12 passes through the side wall of the comprehensive pipe gallery 5 to the lower part of the comprehensive pipe gallery 5 to be connected with a monitoring instrument sensor, the right-hand member of water quality monitoring signal cable 12 stretches out outside the right-hand member mouth of utility tunnel 5.
The left port of the exhaust tube 10 has a structure that is connected to the port downwards through an elbow. The integrated pH regulator pipe that has in utility tunnel 5, heater cable, and level gauge cable. The annular convex edge of 1 right-hand member of horizontal rotary drum with fix rotary drum right side end plate rotatable coupling on the piping lane 5, the first half of rotary drum right side end plate is provided with sight glass 13, the lower half of rotary drum right side end plate is provided with blow-down pipe 15 and supernatant discharge pipe 14 from bottom to top. And a stuffing box 4 is arranged on the outer side of the joint of the right end plate of the rotary drum and the pipe gallery 5. And a packing box is arranged on the outer side of the joint of the rotary drum left end plate and the pipe gallery 5. The horizontal type rotary drum 1 comprises an upper half rotary drum 2 and a lower half rotary drum 3, and the upper half rotary drum 2 and the lower half rotary drum 3 are in butt joint through flanges. The filler in the stuffing box 4 has a multi-layer compacted structure. The utility tunnel 5 is PVC or aluminum alloy pipe that has upper and lower wall, arranges exhaust tube 10 in the upper wall space, arranges into water and into nutrition liquid pipe 11 in the lower wall space, and water quality monitoring signal cable 12.
The invention belongs to the field of environmental protection and water treatment, and discloses a microorganism culture device, which is provided with a rotatable main body and mainly used for culturing microorganisms, and has the following main functions: 1. culturing anaerobic microorganisms such as anaerobic granular anammox bacteria; 2. culturing aerobic microorganisms such as phenol-degrading bacteria, quinoline-degrading bacteria, Polycyclic Aromatic Hydrocarbon (PAHs) degrading bacteria, and hydrocarbon degrading bacteria; 3. domesticating, culturing and screening specific microorganisms.
Aiming at the problems of uneven stirring power density and dead stirring area, the invention adopts the rotary drum which can rotate horizontally, the microorganism culture solution is always positioned at the lower half part of the rotary drum and is in good contact with the rotary drum, and the kinetic energy obtained by the culture solution is uniform and has no dead area. Aiming at the problem that the traditional stirrer cuts sludge at a high rotating speed, the invention adopts the technical scheme that a plurality of cylindrical stirring columns are arranged in a rotary drum, and rotate annularly under the rotation of the rotary drum, the rotating speed of the rotary drum is less than that of the traditional vertical stirrer, so that the sludge cannot be cut due to flocculation, and granular sludge with large and compact particles is easy to form.
A rotary microorganism culture device comprises a rotary drum, a packing box, a comprehensive pipe gallery, a pipe gallery supporting column, a rotary drum supporting wheel, a rotary drum driving wheel, a stirring column, an exhaust pipe, a water inlet and nutrient solution inlet pipe and a water quality monitoring signal cable; the rotary drum consists of an upper half rotary drum and a lower half rotary drum; the stirring column is welded inside the rotary drum, the rotary drum is supported on a rotary drum supporting wheel and a driving wheel, the comprehensive pipe gallery penetrates through the rotary drum and is supported on a pipe gallery supporting column, the exhaust pipe penetrates through the comprehensive pipe gallery and reaches the upper part inside the rotary drum, the water inlet and nutrient solution inlet pipe penetrates through the comprehensive pipe gallery and reaches the lower part inside the rotary drum, and the water quality monitoring signal cable penetrates through the comprehensive pipe gallery and enters the inside of the rotary drum to be connected with the monitoring instrument sensor; the stuffing box is fixed at the intersection of the two circular planes of the rotary drum and the comprehensive pipe gallery.
For the installation of convenient device, also be convenient for installation and maintenance of the sensor of monitoring instrument in the device, the outer welding of the shell of first half rotary drum and second half rotary drum has mated flange board, forms the rotary drum through the sealed pad of rubber and the bolt fastening of clamp in the flange board, for the steady operation of assurance device, the outer welding of the shell of first half rotary drum and second half rotary drum has the annular steel sheet of semicircle formation one piece, and holistic annular steel sheet supports in the recess of rotary drum supporting wheel and drive wheel. In order to ensure that a good stirring effect is formed in the device, a plurality of cylindrical stirring columns are welded in the upper half rotary drum and the lower half rotary drum, and are uniformly arranged along the radial intervals of the upper half rotary drum and the lower half rotary drum and staggered with the exhaust pipe, the water inlet and nutrient solution inlet pipe and the water quality monitoring signal cable.
In order to guarantee the sealing effect and save the arrangement space, the comprehensive pipe gallery is a PVC or aluminum alloy pipe with an axial partition, and is cylindrical, and the air exhaust pipe is arranged in the upper partition space, and the water inlet and nutrient solution inlet pipe and the water quality monitoring signal cable are arranged in the lower partition space. The driving motor of the driving wheel is a speed regulating motor and is controlled in a variable frequency mode for adjusting the rotating speed of the device according to working conditions. In order to ensure a strict anaerobic environment required by anaerobic culture, the filler in the stuffing box adopts multi-stage filler and is compacted in multiple stages. In order to adjust the pH, temperature and monitor the liquid level of the culture solution in the device, a pH regulator pipe, a heater cable, a liquid level meter cable and the like can also be arranged in the comprehensive pipe rack. In order to facilitate observation of the conditions in the device, convenient acquisition of cultured microorganisms and convenient emptying of culture solution in the rotary drum, the middle part of the upper half rotary drum is provided with a sight glass, the radial direction of the lower half rotary drum is provided with a plurality of supernatant discharge pipes with valves, and the bottom of the lower half rotary drum is provided with an emptying pipe.
As shown in figure 1, a rotary microorganism culture device consists of a rotary drum 1, a stuffing box 4, a comprehensive pipe gallery 5, a pipe gallery support column 6, a rotary drum support wheel 7, a rotary drum driving wheel 8, a stirring column 9, an air suction pipe 10, a water and nutrient feeding liquid inlet pipe 11 and a water quality monitoring signal cable 12; the rotary drum consists of an upper half rotary drum 2 and a lower half rotary drum 3; the stirring column 9 is welded inside the rotary drum 1, the rotary drum 1 is supported on a rotary drum supporting wheel 7 and a driving wheel 8, the comprehensive pipe gallery 5 penetrates through the rotary drum 1 and is supported on a pipe gallery supporting column, the exhaust pipe 10 penetrates through the comprehensive pipe gallery 5 and reaches the upper part inside the rotary drum 1, the water inlet and nutrient solution inlet pipe 11 penetrates through the comprehensive pipe gallery 5 and reaches the middle lower part inside the rotary drum 1, and the water quality monitoring signal cable 12 penetrates through the comprehensive pipe gallery 5 and enters the rotary drum 1 and is connected with the monitoring instrument sensor; the stuffing box 4 is fixed at the intersection of two circular planes of the rotary drum 1 and the comprehensive pipe gallery 5.
The outer shells of the upper half rotary drum 2 and the lower half rotary drum 3 are welded with paired flange plates, the rotary drum 1 is formed by fixing rubber gaskets and bolts clamped in the flange plates,
and semi-annular steel plates are welded outside the shells of the upper half rotary drum 2 and the lower half rotary drum 3 to form an integral annular steel plate, and the integral annular steel plate is supported in grooves of the rotary drum supporting wheels 7 and the driving wheels 8.
The inside welding of first rotary drum 2 and second rotary drum 3 has numerous cylindrical stirring post, along the radial interval even arrangement of first rotary drum 2 and second rotary drum 3 and stagger with exhaust tube 10, water inlet and nutrient solution pipe 11 and water quality monitoring signal cable 12.
The utility tunnel 5 is a cylindrical or Polyvinyl chloride (PVC) or aluminum alloy pipe with an axial partition, and the upper partition space is internally provided with an exhaust pipe 10, and the lower partition space is internally provided with a water inlet and nutrient solution inlet pipe 11 and a water quality monitoring signal cable 12.
The driving motor of the driving wheel 8 is a speed regulating motor and is controlled by frequency conversion.
The filler in the stuffing box 4 adopts multi-stage filler and is compacted in multiple stages.
The utility tunnel 5 can also be provided with a pH regulator pipe, a heater cable, a liquid level meter cable and the like.
A sight glass 13 is arranged in the middle of the upper half rotary drum 2, a plurality of supernatant discharge pipes 14 with valves are arranged in the radius direction of the lower half rotary drum 3, and a vent pipe is arranged at the bottom of the lower half rotary drum 3.
The process flow of the invention is as follows: the rotary drum 1 is formed by assembling an upper half rotary drum 2 and a lower half rotary drum 3 and is supported on a rotary drum supporting wheel 7 and a rotary drum driving wheel 8; the comprehensive pipe gallery 5 penetrates through the center of the rotary drum 1, and two ends of the comprehensive pipe gallery are supported on the pipe gallery support columns 6 and pass through; the stuffing box 4 and the rotary drum 1 are sealed; the water inlet and nutrient solution inlet pipe 11 is positioned at the middle lower part of the rotary drum 1 through the comprehensive pipe gallery 5, the air suction pipe 10 is positioned at the upper part of the rotary drum 1 through the comprehensive pipe gallery 5 and the air inlet thereof, and the water quality monitoring signal cable 12 is connected with various sensors positioned in the rotary drum 1 through the comprehensive pipe gallery 5, such as a pH sensor, a DO sensor, a temperature sensor, a liquid level sensor, a sludge concentration sensor and the like;
culturing anaerobic bacteria: before mother liquor is inoculated, the rotary drum 1 is rotated by the rotary drum driving wheel 8, so that the upper half rotary drum 2 is positioned at the upper part of the lower half rotary drum 3. After the rotary drum 1 is adjusted in place, the valves on the supernatant discharge pipe 14 and the emptying pipe 15 are in a closed state, the valve of the exhaust pipe 10 is in an open state, the inoculation mother liquor and the dilution water are pumped into the water inlet and nutrient solution pipe 11 and then enter the interior of the rotary drum 1, the liquid level in the rotary drum 1 can be observed through the sight glass 13, and the liquid level can be located at the position of 100-200 mm of the lower edge of the comprehensive pipe gallery 5. After the liquid level rises to reach the set liquid level, a valve on the water inlet and nutrient solution inlet pipe 11 is closed, a driving motor of the rotary drum driving wheel 8 is started, the rotary drum 3 can be automatically rotated, and meanwhile, the stirring column 9 in the rotary drum 3 stirs the liquid in the drum to be uniform.
This device still can install heating device, and the heating rod is installed at the lower extreme of 5 utility tunnel in rotary drum 1, avoids the churning column 9, and the cable of being connected with the heating rod passes through the 220V or 380V power of 5 connection fungus rooms of cultivating bacteria of utility tunnel, can be in advance inoculating mother liquor and the temperature of the liquid level of cultivateing the in-process real-time supervision section of thick bamboo on the host computer, and the regulation and control is carried out when necessary.
Under the conditions of proper temperature, DO (dissolved oxygen), pH, nutrient supply and stirring strength, microorganisms in the inoculated mother liquor are propagated in a large quantity, flocs with large particles and granular sludge are formed under the action of the vortex street of the stirring column 9, the operation of the device can be stopped when the flocs and the granular sludge reach certain concentration, and the device is kept still for a period of time for sludge-water separation. Discharging the supernatant through a supernatant discharge pipe 14, and collecting high-concentration strains through an emptying pipe 15 to finish the amplification culture of the strains.
This device still can install static pressure type level gauge, and the lower extreme of utility tunnel 5 in rotary drum 1 is hung and is kept away from stirring post 9 to the static pressure type level gauge probe, and the cable of being connected with static pressure type level gauge probe passes through the PLC device (PLC, Programmable Logic Controller) of utility tunnel 5 connection cultivation room, can be in inoculation mother liquor and cultivation in-process real-time supervision liquid level on the host computer, replenishment dilution water when necessary.
Culturing aerobic bacteria: install the air supply pipe in rotary drum 1, the aeration head hangs the lower extreme of installing 5 utility tunnel in rotary drum 1, avoids stirring post 9, and the aeration pipe that is connected with the aeration head passes through 5 air-blowers that are connected the fungus room of cultivating bacteria of utility tunnel, can be on the host computer real-time supervision DO (Dissolved Oxygen), the start-up of control air-blower. The exhaust gas is collected, discharged or treated through the exhaust pipe 10.
Example 1: culturing anaerobic granular anaerobic ammonia oxidizing bacteria for an anaerobic ammonia oxidizing tank of a sewage station of a certain coking plant, wherein the formed granular sludge is compact and has the diameter of 0.25-7 mm.
Example 2: the method is characterized by culturing phenol degrading bacteria, quinoline degrading bacteria, Polycyclic Aromatic Hydrocarbon (PAHs) degrading bacteria and hydrocarbon degrading bacteria, and using the bacteria in an aerobic pool of a certain coking plant to form compact granular sludge with the diameter of 0.25-7 mm.
Those skilled in the art will appreciate that the invention may be practiced without these specific details. It is pointed out here that the above description is helpful for the person skilled in the art to understand the invention, but does not limit the scope of protection of the invention. Any such equivalents, modifications and/or omissions as may be made without departing from the spirit and scope of the invention may be resorted to.
Claims (10)
1. The utility model provides a rotary microbial cultivation device, a serial communication port, including the pipe gallery that transversely sets up, the left end and the right-hand member of pipe gallery all are connected with the pipe gallery support column, be provided with between the left end and the right-hand member of pipe gallery around the pipe gallery is rotatory, and with the coaxial horizontal rotary drum of pipe gallery, be provided with the stirring post array on the inner wall of horizontal rotary drum, the left end and the right-hand member of horizontal rotary drum all are provided with the protruding edge of annular, and the protruding edge of one end annular is connected drive arrangement, and the protruding edge of other end annular is connected the rotary drum supporting wheel.
2. The rotary microbial cultivation device of claim 1, wherein the pipe rack is a comprehensive pipe rack, an air suction pipe, a water inlet pipe and a nutrient solution inlet pipe are integrated in the comprehensive pipe rack, and a water quality monitoring signal cable, wherein the left port of the exhaust tube penetrates through the side wall of the comprehensive pipe rack to the upper part of the comprehensive pipe rack, the right port of the exhaust tube extends out of the right port of the comprehensive tube rack, the left port of the water inlet and nutrient liquid inlet tube passes through the side wall of the comprehensive tube rack to the outside of the comprehensive tube rack, the right-hand member mouth of intaking and nutrient solution pipe stretches out outside utility tunnel's the right-hand member mouth, the left end of water quality monitoring signal cable passes utility tunnel's lateral wall extremely utility tunnel's below is connected with monitoring instrument sensor, the right-hand member of water quality monitoring signal cable stretches out outside utility tunnel's the right-hand member mouth.
3. The rotary microbial cultivation device of claim 2, wherein the left port of the suction pipe has a structure that is continued to the port-down through an elbow.
4. The rotary microbial cultivation device of claim 2, wherein the utility tunnel has integrated therein a pH adjuster tube, a heater cable, and a level gauge cable.
5. The rotary microbial cultivation device according to claim 1, wherein the annular flange at the right end of the horizontal drum is rotatably connected with a right end plate of the drum fixed on the pipe gallery, the upper half part of the right end plate of the drum is provided with a sight glass, and the lower half part of the right end plate of the drum is provided with an emptying pipe and a supernatant discharge pipe from bottom to top.
6. The rotary microbial cultivation device of claim 5, wherein the right end plate of the drum is provided with a stuffing box outside the connection with the pipe gallery.
7. The rotary microbial cultivation device of claim 6, wherein a stuffing box is arranged outside the connection of the drum left end plate and the pipe gallery.
8. The rotary microbial cultivation device of claim 1, wherein the horizontal drum comprises an upper half drum and a lower half drum, the upper half drum and the lower half drum being butted by a flange.
9. The rotary microbial cultivation device of claim 7, wherein the packing in the stuffing box has a multi-layer compacted structure.
10. The rotary microbial cultivation device according to claim 2, wherein the utility tunnel is a PVC or aluminum alloy pipe with upper and lower partitions, an air suction pipe is arranged in the upper partition space, a water and nutrient solution inlet pipe and a water quality monitoring signal cable are arranged in the lower partition space.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113583838A (en) * | 2021-07-28 | 2021-11-02 | 北京能泰高科环保技术有限公司 | Rotary microbial cultivation device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113583838A (en) * | 2021-07-28 | 2021-11-02 | 北京能泰高科环保技术有限公司 | Rotary microbial cultivation device |
| CN113583838B (en) * | 2021-07-28 | 2024-03-08 | 北京能泰高科环保技术有限公司 | Rotary microorganism culture device |
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