CN111088152A

CN111088152A - Fermentation and methane collection device based on rotten food

Info

Publication number: CN111088152A
Application number: CN202010080239.XA
Authority: CN
Inventors: 孟召阳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-05
Filing date: 2020-02-05
Publication date: 2020-05-01

Abstract

The invention discloses a fermentation and methane collection device based on rotten food, which comprises an anaerobic fermentation tank, wherein an air outlet pipe is embedded and installed on one side of the top end of the anaerobic fermentation tank, one end of the air outlet pipe is connected with a purification mechanism, the purification mechanism comprises a placing box, a placing cavity, a top fixing plate, a bottom fixing plate, a separating iron plate, a one-way valve, a fixing box, a separating plate, a groove, zinc oxide and a two-sample carbon adsorber, one end of the air outlet pipe is connected with the placing box, the placing cavity is formed in one end of the placing box, and the gas of the rotten food after fermentation can be purified through the placing box, the placing cavity, the top fixing plate, the bottom fixing plate, the separating iron plate, the one-way valve, the fixing box, the separating plate, the groove, the zinc oxide and the two-sample carbon adsorber, so that the contents, thereby improving the purity of the collected methane.

Description

Fermentation and methane collection device based on rotten food

Technical Field

The invention relates to the technical field of energy collection, in particular to a fermentation and methane collection device based on rotten food.

Background

The rotten food can produce methane, carbon dioxide, hydrogen sulfide, carbon monoxide and the like in the fermentation process, wherein the methane accounts for 60-70 percent, the methane is widely distributed in the nature, the methane is the simplest organic matter, is the main component of natural gas, methane, pit gas and the like, is commonly called gas, is also the hydrocarbon with the minimum carbon content (the maximum hydrogen content), is also the main component of natural gas, methane, oil field gas and coal mine pit gas, and can be used as a fuel and a raw material for producing substances such as hydrogen, carbon black, carbon monoxide, acetylene, hydrocyanic acid, formaldehyde and the like;

however, the existing methane collection device is not provided with a device for purifying gas, so that carbon dioxide, hydrogen sulfide and carbon monoxide of rotten food in the fermentation process enter the methane collection device, the purity of the collected methane is not high, and the collected methane is inconvenient to use.

Disclosure of Invention

The invention provides a fermentation and methane collection device based on rotten food, which can effectively solve the problem that carbon dioxide, hydrogen sulfide and carbon monoxide in the fermentation process of the rotten food enter the methane collection device due to the fact that the existing methane collection device does not have a device for purifying gas, which is proposed in the background art, so that the purity of the collected methane is not high, and the collected methane is inconvenient to use.

In order to achieve the purpose, the invention provides the following technical scheme: a fermentation and methane collection device based on rotten food comprises an anaerobic fermentation tank, wherein an air outlet pipe is embedded into one side of the top end of the anaerobic fermentation tank, one end of the air outlet pipe is connected with a purification mechanism, and the purification mechanism comprises a placing box, a placing cavity, a top fixing plate, a bottom fixing plate, a separating iron plate, a one-way valve, a fixing box, a separating plate, a groove, zinc oxide and a two-sample carbon adsorber;

outlet duct one end is connected with places the case, it has seted up and places the cavity to place case one end, it has the top fixed plate to place cavity inner wall top fixed mounting, it has the bottom fixed plate to place cavity inner wall bottom sliding connection, bottom fixed plate and top fixed plate inner wall all crisscross fixed mounting have separate iron plate, one separate iron plate and pass through the check valve and the top fixed plate is connected, check valve one end is connected with fixed case, the crisscross division board of installing of fixed incasement wall equidistance, division board top middle part is seted up flutedly, recess inner wall middle part is provided with zinc oxide, it has two kinds of carbone adsorbers to place case one end through going out.

Preferably, a sealing ring is arranged at the joint of the air outlet pipe and the anaerobic fermentation tank, and a baffle is hinged to the edge of one end of the placing box.

One end of the second sampling carbon adsorber is connected with a methane compressor through an air outlet pipe, one end of the methane compressor is connected with a flow distribution mechanism through an air outlet pipe, and the flow distribution mechanism comprises a three-way joint, a connecting pipe, a side plate, a valve, a pipeline and a methane collection tank;

methane compressor one end is connected with three way connection through the outlet duct, the equal fixedly connected with connecting pipe in three way connection both ends middle part, the equal fixed mounting in connecting pipe both ends limit portion has the curb plate, the valve is installed in the embedding of connecting pipe surface equidistance, valve one end has the methane collection tank through the pipe connection.

Preferably, the connecting pipe is in threaded connection with the three-way joint, and a sealing glue is coated at the joint of the connecting pipe and the three-way joint.

Curb plate one end laminating is connected with the protective housing, the notch has been seted up to protective housing one end, the round hole has been seted up at protective housing one end top, round hole inner wall mid-mounting has the fan, protective housing one end corresponds round hole surface limit portion position department and articulates there is the protective cover, the basin has been seted up to protective housing inner wall symmetry, basin inner wall middle part fixed mounting has the rectangle frame, the rectangle frame top is connected with iron plate, the input of fan and the output electric connection of commercial power.

Preferably, both sides of the inner wall of the notch are rotatably connected with rotating plates, air holes are formed in the middle of the top end of the iron plate at equal intervals, the iron plate is located inside the water tank, and the bottom end of the iron plate and the top end of the rectangular frame are mutually attached.

The anaerobic fermentation tank inner wall bottom limit portion has seted up the circular slot, circular slot inner wall middle part is provided with the ring, the welding of ring top limit portion has protection iron plate, anaerobic fermentation tank bottom corresponds circular slot one end limit portion position department and has seted up the standing groove, standing groove inner wall middle part is provided with the resistance wire, the input of resistance wire and the output electric connection of commercial power.

Preferably, the circular ring is positioned inside the circular groove, and waterproof sealant is coated at the joint of the protective iron plate and the anaerobic fermentation tank.

Anaerobic fermentation tank top limit portion welding machine has protection machanism, protection machanism includes holding ring, locating hole, reference column, disc and protection network, anaerobic fermentation tank top limit portion welding machine has the holding ring, the locating hole has been seted up to holding ring top middle part equidistance, the inside joint of locating hole has the reference column, the welding of reference column top has the disc, disc bottom limit portion fixed mounting has the protection network.

Preferably, the disc is connected with the positioning ring through a positioning column, and the bottom end of the positioning column is located inside the positioning hole.

Compared with the prior art, the invention has the beneficial effects that: the invention is scientific and reasonable, and is safe and convenient to use:

1. through placing the case, placing cavity, top fixed plate, bottom fixed plate, separating iron plate, check valve, fixed case, division board, recess, zinc oxide and two kinds of carbon adsorbers, can purify the gas of rotten food after the fermentation to the content of carbon monoxide, carbon dioxide and hydrogen sulfide in the gas after the rotten food fermentation has been reduced, thereby has improved the purity of collecting back methane.

2. Through three way connection, connecting pipe, curb plate, valve, pipeline and methane collecting tank, can be convenient for collect the methane after the purification, reduced the collection degree of difficulty of methane, and utilize a plurality of methane collecting tanks can be convenient for take the methane after collecting, reduced the degree of difficulty of taking of methane after the collection.

3. Through protective housing, notch, round hole, fan, protective cover, basin, rectangle frame and iron plate, can make the methane collecting tank be in the overcast and cool environment to keep ventilating, thereby increased the security when methane collecting tank places.

4. Through circular slot, ring, protection iron plate, standing groove and resistance wire, can be convenient for the inside rotten food of anaerobic fermentation jar ferment, reduced the inside rotten food fermentation required time of anaerobic fermentation jar to the extraction efficiency of methane has been improved.

5. Through holding ring, locating hole, reference column, disc and protection network, can be convenient for protect anaerobic fermentation tank top, prevent the phenomenon that the instrument component on anaerobic fermentation tank top bumps to the instrument component on anaerobic fermentation tank top has been protected, and then has improved the life of the instrument component on anaerobic fermentation tank top.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

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

FIG. 2 is a schematic view of the installation structure of the purification mechanism of the present invention;

FIG. 3 is a schematic view of the mounting structure of the fan of the present invention;

FIG. 4 is a schematic view of the mounting arrangement of the shunt mechanism of the present invention;

FIG. 5 is a schematic view of the mounting structure of the rectangular frame of the present invention;

fig. 6 is a schematic view of the mounting structure of the standing groove of the present invention;

FIG. 7 is a schematic view of the mounting structure of the guard mechanism of the present invention;

reference numbers in the figures: 1. an anaerobic fermentation tank; 2. an air outlet pipe;

3. a purification mechanism; 301. placing a box; 302. placing a chamber; 303. a top fixing plate; 304. a bottom fixing plate; 305. separating the iron plates; 306. a one-way valve; 307. a fixed box; 308. a partition plate; 309. a groove; 310. zinc oxide; 311. a two-sample carbon adsorber;

4. a methane compressor;

5. a flow dividing mechanism; 501. a three-way joint; 502. a connecting pipe; 503. a side plate; 504. a valve; 505. a pipeline; 506. a methane collection tank;

6. a protective box; 7. a notch; 8. a circular hole; 9. a fan; 10. a protective cover; 11. a water tank; 12. a rectangular frame; 13. an iron plate; 14. a circular groove; 15. a circular ring; 16. a protective iron plate; 17. a placement groove; 18. a resistance wire;

19. a protection mechanism; 1901. a positioning ring; 1902. positioning holes; 1903. a positioning column; 1904. a disc; 1905. and (4) a protective net.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1-7, the invention provides a technical scheme, a fermentation and methane collection device based on rotten food, which comprises an anaerobic fermentation tank 1, wherein an air outlet pipe 2 is embedded and installed on one side of the top end of the anaerobic fermentation tank 1, a sealing ring is arranged at the joint of the air outlet pipe 2 and the anaerobic fermentation tank 1, a baffle is hinged to the edge of one end of a placing box 301, the joint of the air outlet pipe 2 and the anaerobic fermentation tank 1 can be sealed, the phenomenon of air leakage at the joint of the air outlet pipe 2 and the anaerobic fermentation tank 1 is prevented, one end of the air outlet pipe 2 is connected with a purification mechanism 3, and the purification mechanism 3 comprises the placing box 301, a placing cavity 302, a top fixing plate 303, a bottom fixing plate 304, a separating iron plate 305, a one-way valve 306, a;

2 one ends of outlet duct are connected with places case 301, place case 301 one end and seted up and place cavity 302, place cavity 302 inner wall top fixed mounting and have top fixed plate 303, place cavity 302 inner wall bottom sliding connection and have bottom fixed plate 304, bottom fixed plate 304 and the equal crisscross fixed mounting of top fixed plate 303 inner wall have a separation iron plate 305, a separation iron plate 305 passes through check valve 306 and top fixed plate 303 connects, check valve 306 one end is connected with fixation box 307, fixation box 307 inner wall equidistance is crisscross installs division board 308, division board 308 top middle part has been seted up recess 309, recess 309 inner wall middle part is provided with zinc oxide 310, it is connected with two kinds of carbon adsorption wares 311 through going out tuber pipe 2 to place case.

One end of the two-sample carbon adsorber 311 is connected with a methane compressor 4 through an air outlet pipe 2, one end of the methane compressor 4 is connected with a flow dividing mechanism 5 through the air outlet pipe 2, and the flow dividing mechanism 5 comprises a three-way joint 501, a connecting pipe 502, a side plate 503, a valve 504, a pipeline 505 and a methane collecting tank 506;

4 one end of methane compressor is connected with three way connection 501 through outlet duct 2, the equal fixedly connected with connecting pipe 502 in three way connection 501 both ends middle part, through threaded connection between connecting pipe 502 and the three way connection 501, the coating of connecting pipe 502 and three way connection 501 junction has sealed glue, the installation and the dismantlement of connecting pipe 502 of being convenient for, the connecting pipe 502 installation and the dismantlement degree of difficulty have been reduced, the equal fixed mounting in connecting pipe 502 both ends limit portion has curb plate 503, valve 504 is installed in the embedding of connecting pipe 502 surface equidistance, valve 504 one end is connected with methane collection tank 506 through pipeline 505.

One end of the side plate 503 is jointed with a protective box 6, one end of the protective box 6 is provided with a notch 7, two sides of the inner wall of the notch 7 are rotatably connected with rotating plates, the middle part of the top end of the iron plate 13 is provided with air holes at equal intervals, the iron plate 13 is positioned in the water tank 11, the bottom end of the iron plate 13 and the top end of the rectangular frame 12 are mutually jointed, the installation of the iron plate 13 is convenient, the installation difficulty of the iron plate 13 is reduced, can carry on spacingly to iron plate 13 simultaneously, prevent that iron plate 13's position from taking place the phenomenon of removal, round hole 8 has been seted up at 6 one end tops of protective housing, 8 inner wall mid-mounting of round hole have fan 9, 6 one ends of protective housing correspond 8 outer surface limit portion positions department and articulate there is protective cover 10, basin 11 has been seted up to 6 inner wall symmetries of protective housing, basin 11 inner wall middle part fixed mounting has rectangle frame 12, rectangle frame 12 top is connected with iron plate 13, the input of fan 9 and the output electric connection of commercial power.

Circular slot 14 has been seted up to 1 inner wall bottom limit portion of anaerobic fermentation tank, circular slot 14 inner wall middle part is provided with ring 15, ring 15 is located inside circular slot 14, the coating of

protection iron plate

16 and 1 junction of anaerobic fermentation tank has waterproof sealed glue, can seal

protection iron plate

16 and 1 junction of anaerobic fermentation tank, prevent that the water stain of

protection iron plate

16 and 1 junction of anaerobic fermentation tank from entering into resistance wire 18 surface, thereby resistance wire 18 has been protected, the life of resistance wire 18 has been increased, the welding of 15 top limit portions of circular slot has protection iron plate 16, standing groove 17 has been seted up to 1 bottom of anaerobic fermentation tank corresponding 14 one end limit portion positions department, standing groove 17 inner wall middle part is provided with resistance wire 18, the input of resistance wire 18 and the output electric connection of commercial power.

1 top limit portion welding machine of anaerobic fermentation cylinder has protection machanism 19, protection machanism 19 includes holding ring 1901, locating hole 1902, reference column 1903, disc 1904 and

protection network

1905, 1 top limit portion welding machine of anaerobic fermentation cylinder has holding ring 1901, locating hole 1902 has been seted up to holding ring 1901 top middle part equidistance, the inside joint of locating hole 1902 has reference column 1903, the welding of reference column 1903 top has disc 1904, connect through reference column 1903 between disc 1904 and the holding ring 1901, inside location column 1903 bottom is located locating hole 1902, the installation between disc 1904 and the holding ring 1901 of can being convenient for, the installation degree of difficulty between disc 1904 and the holding ring 1901 has been reduced, disc 1904 bottom limit portion fixed mounting has protection network 190.

The working principle and the using process of the invention are as follows: in the actual use process of the fermentation and methane collection device based on rotten food, the positioning column 1903 is connected with the positioning ring 1901 along the positioning hole 1902, so that the disc 1904, the protective net 1905 and the edge portion of the top end of the anaerobic fermentation tank 1 are attached to each other, the top end of the anaerobic fermentation tank 1 can be conveniently protected, the phenomenon that an instrument element at the top end of the anaerobic fermentation tank 1 collides is prevented, the instrument element at the top end of the anaerobic fermentation tank 1 is protected, and the service life of the instrument element at the top end of the anaerobic fermentation tank 1 is prolonged;

then, the rotten food is placed into the anaerobic fermentation tank 1, the resistance wire 18 inside the placing groove 17 is connected with a power supply, the resistance wire 18 is connected with the power supply and then heats the protective iron plate 16, so that water in the protective iron plate 16 is heated, the temperature of the water is raised, meanwhile, water enters the surface of the rotten food, the rotten food inside the anaerobic fermentation tank 1 can be conveniently fermented, the time required by the fermentation of the rotten food inside the anaerobic fermentation tank 1 is shortened, and the extraction efficiency of methane is improved;

the methane extracted by the anaerobic fermentation tank 1 enters the placing box 301 along the gas outlet pipe 2, the carbon monoxide generated by fermentation of the rotten food is contacted with the separating iron plate 305 of the top fixing plate 303 and the bottom fixing plate 304, the carbon monoxide in the gas is adsorbed by the separating iron plate 305, then the gas adsorbing the carbon monoxide is along the inside of the one-way valve 306 so as to contact with the zinc oxide 310 in the separating plate 308, the hydrogen sulfide in the gas can be separated by the zinc oxide 310 so as to reduce the hydrogen sulfide in the gas, finally the gas after secondary purification enters the carbon dioxide adsorber 311, the carbon dioxide in the gas after secondary purification is adsorbed by the carbon dioxide adsorber 311, the gas after fermentation of the rotten food can be purified, and the contents of the carbon monoxide, the carbon dioxide and the hydrogen sulfide in the gas after fermentation of the rotten food are reduced, thereby improving the purity of the collected methane;

purified methane enters the connecting pipe 502 along the three-way joint 501, the valve 504 is opened, gas in the connecting pipe 502 enters the methane collecting tank 506 along the pipeline 505, purified methane can be collected conveniently, the methane collecting difficulty is reduced, the collected methane can be taken conveniently by using the plurality of methane collecting tanks 506, and the methane taking difficulty is reduced;

finally, put into basin 11 inside with water, then put into rectangular frame 12 surface with iron plate 13, connect the power and begin normal operating with fan 9 after that, and fan 9 moves the inside gas of drive protective housing 6 and exchange during operation to improve the security when methane collecting tank 506 is placed, can make methane collecting tank 506 be in the shade cold environment, and keep ventilating, thereby increased the security when methane collecting tank 506 is placed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a fermentation and methane collection device based on rotten food, includes anaerobic fermentation jar (1), its characterized in that: an air outlet pipe (2) is embedded into one side of the top end of the anaerobic fermentation tank (1), one end of the air outlet pipe (2) is connected with a purification mechanism (3), and the purification mechanism (3) comprises a placing box (301), a placing chamber (302), a top fixing plate (303), a bottom fixing plate (304), a separating iron plate (305), a one-way valve (306), a fixing box (307), a separating plate (308), a groove (309), zinc oxide (310) and a two-sample carbon adsorber (311);

one end of the air outlet pipe (2) is connected with a placing box (301), one end of the placing box (301) is provided with a placing chamber (302), a top fixing plate (303) is fixedly arranged at the top of the inner wall of the placing cavity (302), the bottom of the inner wall of the placing cavity (302) is connected with a bottom fixing plate (304) in a sliding way, the inner walls of the bottom fixing plate (304) and the top fixing plate (303) are fixedly provided with separating iron plates (305) in a staggered manner, one separating iron plate (305) is connected with the top fixing plate (303) through a one-way valve (306), one end of the one-way valve (306) is connected with a fixed box (307), partition plates (308) are arranged on the inner wall of the fixed box (307) in an equidistance and staggered manner, a groove (309) is formed in the middle of the top end of the partition plate (308), zinc oxide (310) is arranged in the middle of the inner wall of the groove (309), one end of the placing box (301) is connected with a two-sampling carbon adsorber (311) through an air outlet pipe (2).

2. A putrid-based fermentation and methane collection device according to claim 1, wherein: the joint of the air outlet pipe (2) and the anaerobic fermentation tank (1) is provided with a sealing ring, and the edge part of one end of the placing box (301) is hinged with a baffle.

3. A putrid-based fermentation and methane collection device according to claim 1, wherein: one end of the two-sample carbon adsorber (311) is connected with a methane compressor (4) through an air outlet pipe (2), one end of the methane compressor (4) is connected with a flow dividing mechanism (5) through the air outlet pipe (2), and the flow dividing mechanism (5) comprises a three-way joint (501), a connecting pipe (502), a side plate (503), a valve (504), a pipeline (505) and a methane collecting tank (506);

methane compressor (4) one end is connected with three way connection (501) through outlet duct (2), the equal fixedly connected with connecting pipe (502) in three way connection (501) both ends middle part, the equal fixed mounting in connecting pipe (502) both ends limit portion has curb plate (503), valve (504) are installed in the embedding of connecting pipe (502) surface equidistance, valve (504) one end is connected with methane collection tank (506) through pipeline (505).

4. A putrid-based fermentation and methane collection device according to claim 3, wherein: the connecting pipe (502) is connected with the three-way joint (501) through threads, and the joint of the connecting pipe (502) and the three-way joint (501) is coated with sealant.

5. A putrid-based fermentation and methane collection device according to claim 3, wherein: curb plate (503) one end laminating is connected with protective housing (6), notch (7) have been seted up to protective housing (6) one end, round hole (8) have been seted up at protective housing (6) one end top, round hole (8) inner wall mid-mounting has fan (9), protective housing (6) one end corresponds round hole (8) surface limit portion position department and articulates there is protective cover (10), basin (11) have been seted up to protective housing (6) inner wall symmetry, basin (11) inner wall middle part fixed mounting has rectangle frame (12), rectangle frame (12) top is connected with iron plate (13), the input of fan (9) and the output electric connection of commercial power.

6. A putrid food based fermentation and methane collection device according to claim 5, wherein: notch (7) inner wall both sides all rotate and are connected with the rotor plate, bleeder vent has been seted up to iron plate (13) top middle part equidistance, iron plate (13) are located basin (11) inside, laminate each other between iron plate (13) bottom and rectangle frame (12) top.

7. A putrid-based fermentation and methane collection device according to claim 1, wherein: circular slot (14) have been seted up to anaerobic fermentation cylinder (1) inner wall bottom limit portion, circular slot (14) inner wall middle part is provided with ring (15), the welding of ring (15) top limit portion has protection iron plate (16), anaerobic fermentation cylinder (1) bottom corresponds circular slot (14) one end limit portion position department and has seted up standing groove (17), standing groove (17) inner wall middle part is provided with resistance wire (18), the input of resistance wire (18) and the output electric connection of commercial power.

8. A putrid-based fermentation and methane collection device according to claim 7, wherein: the circular ring (15) is positioned in the circular groove (14), and waterproof sealant is coated at the joint of the protective iron plate (16) and the anaerobic fermentation tank (1).

9. A putrid-based fermentation and methane collection device according to claim 1, wherein: anaerobic fermentation cylinder (1) top limit portion welding machine has protection machanism (19), protection machanism (19) include holding ring (1901), locating hole (1902), reference column (1903), disc (1904) and protection network (1905), anaerobic fermentation cylinder (1) top limit portion welding machine has holding ring (1901), locating hole (1902) have been seted up to holding ring (1901) top middle part equidistance, the inside joint of locating hole (1902) has reference column (1903), reference column (1903) top welding has disc (1904), disc (1904) bottom limit portion fixed mounting has protection network (1905).

10. A putrid-based fermentation and methane collection device according to claim 9, wherein: the disc (1904) is connected with the positioning ring (1901) through a positioning column (1903), and the bottom end of the positioning column (1903) is located inside the positioning hole (1902).