CN219950982U - 1 ton organic solid waste bioreactor - Google Patents

Abstract

The utility model discloses a 1 ton organic solid waste bioreactor, which belongs to the technical field of solid waste treatment and comprises a fermentation tank, a stirring mechanism, a discharging mechanism and a control system, and is characterized in that the upper end of the fermentation tank is provided with a feed hopper, and an openable sealing cover is arranged above the feed hopper; the upper end of the fermentation tank is provided with an exhaust pipe, and the exhaust pipe is provided with a pressure relief valve and a pressure gauge; a discharging pipe is arranged at one side of the fermentation tank, and a switch valve is arranged on the discharging pipe; the bottom of the inner bin of the fermentation tank is of a W-shaped duplex arc structure; the stirring mechanism comprises a first stirring rod and a second stirring rod; the first stirring rod and the second stirring rod are symmetrically arranged in the inner bin of the fermentation tank, and the centers of the first stirring rod and the second stirring rod respectively correspond to the centers of two arcs at the bottom of the inner bin of the fermentation tank. Compared with the prior art, the fermentation tank of the traditional 1 ton organic solid waste bioreactor is not uniformly and thoroughly stirred, and has the characteristic of improving fermentation efficiency.

Description

1 ton organic solid waste bioreactor

Technical Field

The utility model relates to the technical field of solid waste treatment, in particular to a 1 ton organic solid waste bioreactor.

Background

At present, organic solid wastes such as livestock and poultry manure, food waste, fruit and vegetable waste, garden waste and the like are treated, and are crushed and fermented to prepare the feed in general. However, when the fermentation tank of the traditional 1 ton organic solid waste bioreactor is used for fermentation, the problems of uneven stirring and incomplete stirring caused by waste deposition in dead corners of the fermentation tank are often caused.

Disclosure of Invention

The utility model provides a 1 ton organic solid waste bioreactor, which solves the problems of uneven and incomplete stirring of a fermentation tank in the traditional 1 ton organic solid waste bioreactor.

The utility model provides a 1 ton organic solid waste bioreactor, which comprises a fermentation tank, a stirring mechanism, a discharging mechanism and a control system, and is characterized in that the upper end of the fermentation tank is provided with a feed hopper, and an openable sealing cover is arranged above the feed hopper; the upper end of the fermentation tank is provided with an exhaust pipe, and the exhaust pipe is provided with a pressure relief valve and a pressure gauge; a discharging pipe is arranged at one side of the fermentation tank, and a switch valve is arranged on the discharging pipe; the bottom of the inner bin of the fermentation tank is of a W-shaped duplex arc structure; the stirring mechanism comprises a first stirring rod and a second stirring rod; the first stirring rod and the second stirring rod are symmetrically arranged in the inner bin of the fermentation tank, and the centers of the first stirring rod and the second stirring rod respectively correspond to the centers of two arcs at the bottom of the inner bin of the fermentation tank; the outer circumferences of the first stirring rod and the second stirring rod are respectively provided with a first stirring blade and a second stirring blade which are in arc-shaped bending, wherein the angle of the first stirring blade on the first stirring rod is 20 degrees different from the angle of the second stirring blade on the second stirring rod; one ends of the first stirring rod and the second stirring rod, which are far away from the discharging pipe, extend out of the fermentation tank and are respectively and mechanically connected with a first stirring motor and a second stirring motor; a discharging channel is arranged at the bottom of the inner bin of the fermentation tank at the middle position of the two arcs, and the center of the discharging channel corresponds to the center of the discharging pipe; the discharging channel is of an upper-lower split type structure and comprises an upper moving part and a lower fixing part; one end of the upper moving part, which is far away from the discharging pipe, extends out of the fermentation tank and is mechanically connected with a linear motor; the discharging mechanism comprises a screw shaft and a screw blade; the screw shaft is arranged in the discharging channel, and one end of the screw shaft extends into the discharging pipe; the periphery of the screw shaft is provided with screw blades at the positions of the discharge channel and the discharge pipe; one end of the screw shaft, which is far away from the discharge pipe, extends out of the fermentation tank and is mechanically connected with a discharge motor; u-shaped heating pipes which are distributed at intervals are arranged at the bottom of the fermentation tank and between the two side walls; the heating pipes are vertically distributed with the central axis direction of the screw shaft; the upper parts of the two sides of the inner bin of the fermentation tank are provided with water inlet pipes, and the water inlet pipes are provided with atomizing nozzles which are distributed at intervals; an oxygen inlet pipe is arranged at the upper part of one side of the fermentation tank; the control system comprises a main controller, a temperature sensor, a temperature controller, a water pump, a humidity sensor, an oxygen concentration sensor and an oxygen generator; the main controller is respectively and electrically connected with the pressure release valve, the switch valve, the first stirring motor, the second stirring motor, the linear motor, the discharging motor, the temperature sensor, the temperature controller, the water pump, the humidity sensor, the oxygen concentration sensor and the oxygenerator; the temperature sensor, the humidity sensor and the oxygen concentration sensor are arranged in the inner bin of the fermentation tank; the temperature controller is electrically connected with the heating pipe; the mouth of the water inlet pipe extends out of the fermentation tank and is connected with the water pump through a hose; the oxygenerator is connected with the oxygen inlet pipe through a hose.

Further, guide plates are arranged on two sides of the inner bin of the fermentation tank; the deflector is located the top of inlet tube and atomizer.

Further, the main controller is a PLC controller.

According to the 1 ton organic solid waste bioreactor provided by the utility model, the bottom of the inner bin of the fermentation tank is designed to be of a W-shaped duplex arc structure, and the stirring mechanism is designed according to the shape of the bottom of the inner bin of the fermentation tank, so that waste is stirred in the tank without dead angles and waste deposition phenomenon; and the angle of the first stirring blade on the first stirring rod is 20 degrees different from the angle of the second stirring blade on the second stirring rod, so that waste can be thrown into the stirring area of the second stirring blade when the waste is in the last rotation stage of the first stirring blade, and the waste can be thrown into the stirring area of the first stirring blade when the waste is in the last rotation stage of the second stirring blade, so that the waste is fully and uniformly stirred in the fermentation tank.

From the above, the utility model effectively solves the problems of uneven and incomplete stirring of the fermentation tank of the traditional 1 ton organic solid waste bioreactor, and improves the fermentation efficiency.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is a right side view of the present utility model;

FIG. 4 is a top view of the present utility model;

FIG. 5 is a rear view of the present utility model;

FIG. 6 is a schematic view of the internal structure of the present utility model;

FIG. 7 is a schematic diagram of the waste agitation motion of the present utility model.

In the figure, the correspondence between the component names and the drawing numbers is:

1. a fermentation tank; 101. a feed hopper; 102. sealing cover; 103. an exhaust pipe; 104. a discharge pipe; 105. a discharge channel; 1051. an upper moving part; 1052. a lower fixing part; 106. an oxygen inlet pipe; 2. a pressure release valve; 3. a switch valve; 4. a stirring mechanism; 401. a first stirring rod; 402. a second stirring rod; 403. a first stirring blade; 404. a second stirring blade; 5. a first stirring motor; 6. a second stirring motor; 7. a linear motor; 8. a discharging mechanism; 801. a screw shaft; 802. a helical blade; 9. a discharging motor; 10. heating pipes; 11. an atomizing nozzle; 12. a control system; 1201. a main controller; 1202. a temperature controller; 1203. a water pump; 1204. an oxygenerator; 13. a water inlet pipe; 14. and a guide plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a 1 ton organic solid waste bioreactor, which comprises a fermentation tank 1, a stirring mechanism 4, a discharging mechanism 8 and a control system 12; the upper end of the fermentation tank 1 is provided with a feed hopper 101, and an openable sealing cover 102 is hinged above the feed hopper 101; the upper end of the fermentation tank 1 is provided with an exhaust pipe 103, and the exhaust pipe 103 is provided with a pressure relief valve 2 and a pressure gauge; one side of the fermentation tank 1 is provided with a discharging pipe 104, and the discharging pipe 104 is provided with a switch valve 3.

Referring to fig. 6, the bottom of the inner bin of the fermentation tank 1 is of a W-shaped duplex arc structure, and the stirring mechanism 4 comprises a first stirring rod 401 and a second stirring rod 402; the first stirring rod 401 and the second stirring rod 402 are symmetrically arranged in the inner bin of the fermentation tank 1, and the centers of the first stirring rod 401 and the second stirring rod 402 respectively correspond to the centers of two arcs at the bottom of the inner bin of the fermentation tank 1; the first stirring rod 401 and the second stirring rod 402 are respectively in rotary fit with the two sides of the inner bin of the fermentation tank 1 through bearings; the outer circumferences of the first stirring rod 401 and the second stirring rod 402 are respectively provided with a first stirring blade 403 and a second stirring blade 404 which are in arc-shaped curved shapes in a circular array, wherein the angle of the first stirring blade 403 on the first stirring rod 401 is 20 degrees different from the angle of the second stirring blade 404 on the second stirring rod 402; the ends of the first stirring rod 401 and the second stirring rod 402, which are far away from the discharging pipe 104, extend out of the fermentation tank 1, and are respectively mechanically connected with a first stirring motor 5 and a second stirring motor 6.

From the above, the waste is stirred in the tank without dead angle and waste deposition phenomenon by the W-shaped duplex arc structure at the bottom of the inner tank of the fermentation tank 1 and the stirring mechanism 4 correspondingly designed; moreover, due to the angle difference between the first stirring blade 403 and the second stirring blade 404, referring to fig. 7, the waste is thrown into the stirring area of the second stirring blade 404 at the end of the rotation of the first stirring blade 403, and the waste is thrown into the stirring area of the first stirring blade 403 at the end of the rotation of the second stirring blade 404, so that the waste is stirred uniformly in the fermentation tank 1.

A discharging channel 105 is arranged at the middle position of the two arcs at the bottom of the inner bin of the fermentation tank 1, and the center of the discharging channel 105 corresponds to the center of the discharging pipe 104; the discharging channel 105 is of an up-down split structure and comprises an upper moving part 1051 and a lower fixing part 1052; one end of the upper moving part 1051 far away from the discharging pipe 104 extends out of the fermentation tank 1 and is mechanically connected with a linear motor 7; the discharging mechanism 8 comprises a screw shaft 801 and a screw blade 802; the screw shaft 801 is arranged in the discharging channel 105, and one end of the screw shaft 801 extends into the discharging pipe 104; the end of the screw shaft 801, which is far away from the discharge pipe 104, extends out of the fermenter 1 and is mechanically connected with a discharge motor 9. When fermentation work is carried out in the fermentation tank 1, the discharging channel 105 is in a closed state, so that waste is not interfered with the discharging mechanism 8 during stirring fermentation, and the running stability of equipment is ensured.

The fermentation tank 1 is provided with U-shaped heating pipes 10 which are distributed at intervals at the bottom and between the two side walls; the heating pipes 10 are vertically distributed with the central axis direction of the spiral shaft 801, so that waste in the fermentation tank 1 can be uniformly heated by the design, and the temperature in fermentation work can be controlled more efficiently; the upper parts of the two sides of the inner bin of the fermentation tank 1 are provided with water inlet pipes 13, and the water inlet pipes 13 are provided with atomizing nozzles 11 which are distributed at intervals, so that waste in the fermentation tank 1 can be uniformly humidified; guide plates 14 are arranged on two sides of the inner bin of the fermentation tank 1; the guide plate 14 is positioned above the water inlet pipe 13 and the atomizing nozzle 11; the guide plate 14 is used for preventing part of waste from accumulating above the water inlet pipe 13 and the atomizing nozzle 11; an oxygen inlet pipe 106 is provided at an upper portion of one side of the fermenter 1.

Control system 12 includes a main controller 1201, a temperature sensor, a temperature controller 1202, a water pump 1203, a humidity sensor, an oxygen concentration sensor, and an oxygenerator 1204; the main controller 1201 is respectively connected with the pressure release valve 2, the switch valve 3, the first stirring motor 5, the second stirring motor 6, the linear motor 7, the discharging motor 9, the temperature sensor, the temperature controller 1202, the water pump 1203, the humidity sensor, the oxygen concentration sensor and the oxygenerator 1204 through a driving circuit and/or a relay; the temperature sensor, the humidity sensor and the oxygen concentration sensor are arranged in the inner bin of the fermentation tank 1; the temperature controller 1202 is connected with the heating pipe 10 through a driving circuit and/or a relay; the mouth of the water inlet pipe 13 extends out of the fermentation tank 1 and is connected with the water pump 1203 through a hose; the oxygenerator 1204 is connected with the oxygen inlet pipe 106 through a hose; the main controller 1201 adopts a PLC controller, and can realize automatic operation of fermentation work of the equipment.

In a specific embodiment, a user puts crushed waste, required microorganisms and other materials into the inner bin of the fermentation tank 1 from the feed hopper 101, then closes the sealing cover 102, sends a signal to the temperature controller 1202 to set a temperature threshold value through the operation of the main controller 1201, and controls the heating pipe 10 to start and stop; the temperature sensor can monitor the fermentation temperature in the fermentation tank 1 in real time, feeds back the temperature data monitored in real time to the main controller 1201, and the main controller 1201 sends signals to the temperature controller 1202 and the heating pipe 10 according to the set temperature threshold value to control the temperature regulation of the heating pipe 10 so that the temperature in the fermentation tank 1 is in the temperature threshold value; similarly, the main controller 1201 is operated to set a humidity threshold value and control the start and stop of the water pump 1203 and the flow; the humidity sensor can monitor the humidity in the fermentation tank 1 in real time, feeds back the humidity data monitored in real time to the main controller 1201, and the main controller 1201 sends a signal to the water pump 1203 according to the set humidity threshold value to control the flow regulation of the water pump 1203 so that the humidity in the fermentation tank 1 is in the humidity threshold value; similarly, the main controller 1201 is operated to set an oxygen concentration threshold value and control the start and stop of the oxygen generator 1204 and the oxygen supply; the oxygen concentration sensor can monitor the oxygen concentration in the fermentation tank 1 in real time, feeds back the oxygen concentration data monitored in real time to the main controller 1201, and the main controller 1201 sends a signal to the oxygen generator 1204 according to a set oxygen concentration threshold value to control the oxygen supply of the oxygen generator 1204 so that the oxygen concentration in the fermentation tank 1 is within the oxygen concentration threshold value; in addition, by operating the main controller 1201 to set the start and stop of the stirring mechanism 4 and the stirring time, the waste is stirred, and the fermentation rate is accelerated; the user also needs to operate the main controller 1201 to set a pressure critical value of the pressure relief valve 2, and in the waste fermentation process, when the pressure in the fermentation tank 1 exceeds the pressure critical value of the pressure relief valve 2, the pressure relief valve 2 is in a passage state to relieve the pressure in the fermentation tank 1, so that accidents caused by overlarge pressure are prevented; after the data setting is completed, the heating pipe 10 heats the fermentation tank 1, the water pump 1203 sprays external water into the fermentation tank 1 through the water inlet pipe 13 and the atomizing nozzle 11, and the oxygenerator 1204 supplies oxygen into the fermentation tank 1 through the oxygen inlet pipe 106; the waste is fermented in the fermentation tank 1, and in the fermentation process, the stirring mechanism 4 stirs the waste, and the waste is circularly stirred in the stirring areas of the first stirring blade 403 and the second stirring blade 404; after fermentation is completed, after the fermentation tank 1 stops working, the main controller 1201 sends out a signal to drive the linear motor 7 to pull the upper moving part 1051 out of the fermentation tank 1, at the moment, the discharging mechanism 8 contacts with the fermented feed, then the main controller 1201 sends out a signal to drive the discharging motor 9 to enable the discharging mechanism 8 to work, and the feed is conveyed out of the fermentation tank 1 from the discharging pipe 104 through the discharging channel 105; after the feed is fed, the linear motor 7 is driven to reset the upper moving part 1051 to the fermenter 1.

From the above, the utility model effectively solves the problems of uneven and incomplete stirring of the fermentation tank of the traditional 1 ton organic solid waste bioreactor, and improves the fermentation efficiency.

Claims (3)

1. The 1 ton organic solid waste bioreactor comprises a fermentation tank (1), a stirring mechanism (4), a discharging mechanism (8) and a control system (12), and is characterized in that a feed hopper (101) is arranged at the upper end of the fermentation tank (1), and a sealing cover (102) capable of opening and closing is arranged above the feed hopper (101); an exhaust pipe (103) is arranged at the upper end of the fermentation tank (1), and a pressure relief valve (2) and a pressure gauge are arranged on the exhaust pipe (103); one side of the fermentation tank (1) is provided with a discharging pipe (104), and the discharging pipe (104) is provided with a switch valve (3);

the bottom of the inner bin of the fermentation tank (1) is of a W-shaped duplex arc structure; the stirring mechanism (4) comprises a first stirring rod (401) and a second stirring rod (402); the first stirring rod (401) and the second stirring rod (402) are symmetrically arranged in the inner bin of the fermentation tank (1), and the centers of the first stirring rod (401) and the second stirring rod (402) respectively correspond to the centers of two arcs at the bottom of the inner bin of the fermentation tank (1); the outer circumferences of the first stirring rod (401) and the second stirring rod (402) are respectively provided with a first stirring blade (403) and a second stirring blade (404) which are in arc-shaped curved shapes in a circular array, wherein the angle of the first stirring blade (403) on the first stirring rod (401) is 20 degrees different from the angle of the second stirring blade (404) on the second stirring rod (402); one end of the first stirring rod (401) and one end of the second stirring rod (402) far away from the discharging pipe (104) extend out of the fermentation tank (1), and are respectively and mechanically connected with a first stirring motor (5) and a second stirring motor (6);

a discharging channel (105) is arranged at the bottom of the inner bin of the fermentation tank (1) at the middle position of two arcs, and the center of the discharging channel (105) corresponds to the center of the discharging pipe (104); the discharging channel (105) is of an upper-lower split structure and comprises an upper moving part (1051) and a lower fixing part (1052); one end of the upper moving part (1051) far away from the discharging pipe (104) extends out of the fermentation tank (1) and is mechanically connected with a linear motor (7);

the discharging mechanism (8) comprises a screw shaft (801) and a screw blade (802); the screw shaft (801) is arranged in the discharge channel (105), one end of the screw shaft (801) extends into the discharge pipe (104), and screw blades (802) are arranged on the periphery of the screw shaft (801) and positioned at the positions of the discharge channel (105) and the discharge pipe (104); one end of the screw shaft (801) far away from the discharging pipe (104) extends out of the fermentation tank (1) and is mechanically connected with a discharging motor (9);

u-shaped heating pipes (10) which are distributed at intervals are arranged at the bottom of the fermentation tank (1) and between the two side walls; the heating pipes (10) are vertically distributed with the central axis direction of the spiral shaft (801); the upper parts of the two sides of the inner bin of the fermentation tank (1) are provided with water inlet pipes (13), and the water inlet pipes (13) are provided with atomizing nozzles (11) which are distributed at intervals; an oxygen inlet pipe (106) is arranged at the upper part of one side of the fermentation tank (1);

the control system (12) comprises a main controller (1201), a temperature sensor, a temperature controller (1202), a water pump (1203), a humidity sensor, an oxygen concentration sensor and an oxygenerator (1204); the main controller (1201) is respectively and electrically connected with the pressure release valve (2), the switch valve (3), the first stirring motor (5), the second stirring motor (6), the linear motor (7), the discharging motor (9), the temperature sensor, the temperature controller (1202), the water pump (1203), the humidity sensor, the oxygen concentration sensor and the oxygenerator (1204); the temperature sensor, the humidity sensor and the oxygen concentration sensor are arranged in the inner bin of the fermentation tank (1); the temperature controller (1202) is electrically connected with the heating pipe (10); the mouth of the water inlet pipe (13) extends out of the fermentation tank (1) and is connected with the water pump (1203) through a hose; the oxygenerator (1204) is connected with the oxygen inlet pipe (106) through a hose.

2. The 1 ton organic solid waste bioreactor according to claim 1, characterized in that guide plates (14) are arranged on both sides of the inner bin of the fermenter (1); the guide plate (14) is positioned above the water inlet pipe (13) and the atomizing nozzle (11).

3. The 1 ton organic solid waste bioreactor of claim 1, wherein the main controller (1201) is a PLC controller.