CN217459404U - Biogas fermentation full-mixing type double-feeding structure for ecological agriculture - Google Patents

Abstract

The utility model relates to the technical field of methane fermentation, in particular to a methane fermentation full-mixing type double-feeding structure for ecological agriculture, which mixes and conveys two materials with different attributes into a methane tank, and has high practicability; including the mixing box, two (mixing) shafts, the reducing gear box, agitator motor, the picture peg, push away the jar, the conveying pipe, drier constructs and wet material mechanism, drier constructs and the output that wet material mechanism communicates with two feed inlets respectively, two (mixing) shafts rotate to be installed in the mixing box, two crisscross puddlers that are provided with on the (mixing) shaft, reducing gear box and agitator motor are installed on the outer wall of mixing box, two output shafts of reducing gear box are connected with two agitator shafts respectively, the picture peg passes through draw runner slidable mounting in the spout of mixing box discharge gate, the removal end of pushing away the jar is installed on the outer wall of mixing box, the stiff end of pushing away the jar passes through the support and is connected with the picture peg, the input of conveying pipe is connected with the discharge gate of mixing box, the output of conveying pipe stretches into in the methane-generating pit.

Description

Biogas fermentation full-mixing type double-feeding structure for ecological agriculture

Technical Field

The utility model relates to the technical field of biogas fermentation, in particular to a biogas fermentation full-mixing type double-feeding structure for ecological agriculture.

Background

In modern ecological agriculture, crop straws and livestock manure can be used as raw materials for biogas fermentation, a feeding structure of a biogas digester is generally designed for a single material, the crop straws belong to dry plant raw materials, the livestock manure belongs to wet animal raw materials, the biogas digester generally only has a single feeding structure, two materials with different attributes cannot be efficiently mixed and conveyed into the biogas digester, and the practicability of equipment is reduced.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a biogas fermentation full-mixing type double-feeding structure for ecological agriculture, which has high practicability and mixes and conveys two materials with different attributes to a biogas digester.

The utility model discloses a biogas fermentation full-mixing type double-feeding structure for ecological agriculture, which comprises a mixing box, two stirring shafts, a reduction box, a stirring motor, a plug board, a push cylinder, a feeding pipe, a dry material mechanism and a wet material mechanism, wherein a mixing cavity is arranged inside the mixing box, two feeding ports are arranged on the upper end surface of the mixing box, a discharging port is arranged on the lower end surface of the mixing box, the two feeding ports and the discharging port are both communicated with the mixing cavity of the mixing box, the output end of the dry material mechanism is communicated with one feeding port, the output end of the wet material mechanism is communicated with the other feeding port, the two ends of the two stirring shafts are respectively rotationally connected with the front side wall and the rear side wall of the mixing box, a plurality of stirring rods are staggered on the two stirring shafts, the reduction box is arranged on the outer wall of the mixing box, the reduction box is provided with two output shafts, the two output shafts are respectively concentrically connected with the two stirring motors, the stirring motors are arranged on the outer wall of the reduction box, the output shaft of the stirring motor is concentrically connected with the input shaft of the reduction gearbox, the left side wall and the right side wall of the discharge port of the mixing box are both provided with sliding chutes, the left side wall and the right side wall of the insertion plate are respectively provided with a sliding strip matched with the discharge port of the mixing box, the insertion plate is slidably arranged in the sliding chute of the discharge port of the mixing box through the sliding strip, the moving end of the pushing cylinder is arranged on the outer wall of the mixing box, the fixed end of the pushing cylinder is connected with the insertion plate through a support, the input end of the feeding pipe is connected with the discharge port of the mixing box, and the output end of the feeding pipe extends into the methane tank; during drier and wet material are carried and are carried the mixing chamber of mixing box through two feed inlets respectively through drier mechanism and wet material mechanism, start agitator motor, agitator motor drives the reducing gear box operation, two output shafts of reducing gear box drive two stirring shaft pairs and rotate, two (mixing) shafts rotate the drier and the wet material intensive mixing in with the mixing chamber simultaneously, mix a period of time after, push away the cylinder extension, the stiff end that pushes away the cylinder drives the picture peg and outwards removes along the spout of the discharge gate of mixing box, make the picture peg open the discharge gate of mixing box, the material of mixing passes through the conveying pipe and gets into in the methane-generating pit, mix the material of two kinds of different attributes and carry to the methane-generating pit, the practicality of the improvement equipment.

Preferably, the dry material mechanism further comprises a crushing box, a feed hopper, two crushing rollers, a crushing gear box and a crushing motor, a crushing cavity is arranged inside the crushing box, an input port is arranged on the upper end face of the crushing box, an output port is arranged on the lower end face of the crushing box, the input port and the output port are both communicated with the crushing cavity, the feed hopper is arranged on the input port of the crushing box, the output port of the crushing box is communicated with one feed port of the mixing box, the two crushing rollers are rotatably arranged in the crushing cavity of the crushing box, the wheel surfaces of the two crushing rollers are provided with a plurality of crushing teeth, the crushing teeth of the two crushing rollers are meshed with each other, the crushing gear box is arranged on the outer wall of the crushing box, two output shafts of the crushing gear box are respectively in concentric transmission connection with the two crushing rollers, the crushing motor is arranged on the outer wall of the crushing gear box, and an output shaft of the crushing motor is in concentric connection with an input shaft of the crushing gear box; during crop straw got into the crushing cavity of smashing the case through the feeder hopper, crushing motor drove crushing gear box operation, and two output shafts of crushing gear box drive two crushing rollers and rotate relatively, and two crushing teeth of smashing the roller smash crop straw, cut off the fibre of straw, and crop straw twines two (mixing) shafts and puddler when avoiding mixing the stirring, makes things convenient for dry and wet material to mix, improve equipment's practicality.

Preferably, the wet material mechanism further comprises a material lifting pipe, a material lifting motor, an auger and a material feeding pipe, wherein the material lifting pipe is arranged on the outer wall of the mixing box through a connecting frame, the material lifting motor is arranged at the upper end of the material lifting pipe, an output shaft of the material lifting motor is concentrically connected with the upper end of the auger, the auger is positioned inside the material lifting pipe, the input end of the material feeding pipe is arranged on the outer wall of the upper part of the material lifting pipe, the input end of the material feeding pipe extends into the material lifting pipe, and the output end of the material feeding pipe is communicated with the other material inlet of the mixing box; the lower extreme of carrying the material pipe stretches into in the animal manure, carries material motor drive auger to rotate, and the auger promotes the animal manure and carries to the mixing chamber of mixing box through the material loading pipe in, realizes reinforced of wet material, improve equipment's practicality.

Preferably, the chemical feeding device also comprises a chemical feeding pipe and a chemical feeding cover, wherein the chemical feeding pipe is arranged on the upper end surface of the mixing box, the output end of the chemical feeding pipe extends into the mixing cavity of the mixing box, and the chemical feeding cover is rotatably screwed on the input end of the chemical feeding pipe; open the lid that adds the medicine, with the fermentation medicine through adding the medicine pipe drop into the mixing chamber of mixing box, will add the sealed lid that covers of medicine on the input of adding the medicine pipe after the medicine is accomplished, conveniently to the mixing chamber of mixing box in the medicine of adding, improve equipment's practicality.

Preferably, the stirring device also comprises two slopes, the left side and the right side of the upper end surface of the inserting plate are both provided with the slopes, and the edges of the two slopes are along with the rotating tracks of the stirring rods of the two stirring shafts respectively; when a plurality of puddlers of two (mixing) shafts stir the mixture, two slopes will fill the space of the puddler lower extreme of two (mixing) shafts and the bottom central authorities of mixing box, avoid the material to remain in foretell space, cause the material to mix inhomogeneous, improve the homogeneity that the material mixed.

Preferably, the stirring device also comprises a plurality of clamping rings, the clamping rings are respectively concentrically sleeved on the two stirring shafts, the clamping rings on the two stirring shafts are respectively arranged in a staggered manner, a plurality of mounting bolts are used for fastening the clamping rings on the two stirring shafts, and a plurality of stirring rods are respectively mounted on the clamping rings; according to the length of the material, the distance between the clamping rings is adjusted and the clamping rings are fastened on the two stirring shafts, so that the equipment is suitable for straw materials with different lengths, and the universality of the equipment is improved.

Compared with the prior art, the beneficial effects of the utility model are that: during dry material and wet material carry the mixing chamber of mixing box through dry material mechanism and wet material mechanism transport respectively and carry through two feed inlets, start agitator motor, agitator motor drives the reducing gear box operation, two output shafts of reducing gear box drive two stirring shaft to counter-rotating, two (mixing) shafts rotate simultaneously and will mix the dry material in the chamber and wet material intensive mixing, mix a period of time after, the extension of push cylinder, the stiff end of push cylinder drives the spout of picture peg along the discharge gate of mixing box and outwards removes, make the picture peg open the discharge gate of mixing box, the material of mixing passes through the conveying pipe and gets into in the methane-generating pit, mix the material of two kinds of different attributes and carry to the methane-generating pit, the practicality of equipment is improved.

Drawings

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

FIG. 2 is a schematic view of a half-section structure of the present invention;

FIG. 3 is a schematic view of the axial measurement structure of the present invention;

FIG. 4 is a schematic structural diagram of the structure of a stirring shaft, a reduction gearbox, a stirring motor, a plugboard, a pushing cylinder and the like;

in the drawings, the reference numbers: 1. a mixing box; 2. a stirring shaft; 3. a reduction gearbox; 4. a stirring motor; 5. inserting plates; 6. pushing the cylinder; 7. a feed pipe; 8. a crushing box; 9. a feed hopper; 10. a crushing roller; 11. A pulverizing gear box; 12. a grinding motor; 13. a material lifting pipe; 14. a material lifting motor; 15. a packing auger; 16. feeding pipes; 17. a medicine feeding pipe; 18. a medicine adding cover; 19. a slope; 20. a snap ring.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Example 1

A biogas fermentation full-mixing type double-feeding structure for ecological agriculture comprises a mixing box 1, two stirring shafts 2, a reduction box 3, a stirring motor 4, a plug board 5, a push cylinder 6, a feeding pipe 7, a dry material mechanism and a wet material mechanism, wherein a mixing chamber is arranged inside the mixing box 1, two feeding ports are arranged on the upper end surface of the mixing box 1, a discharging port is arranged on the lower end surface of the mixing box 1, the two feeding ports and the discharging port are both communicated with the mixing chamber of the mixing box 1, the output end of the dry material mechanism is communicated with one feeding port, the output end of the wet material mechanism is communicated with the other feeding port, two ends of the two stirring shafts 2 are respectively rotatably connected with the front side wall and the rear side wall of the mixing box 1, a plurality of stirring rods are staggered on the two stirring shafts 2, the reduction box 3 is arranged on the outer wall of the mixing box 1, the reduction box 3 is provided with two output shafts which are respectively concentrically connected with the two stirring shafts 2, the stirring motor 4 is arranged on the outer wall of the reduction gearbox 3, the output shaft of the stirring motor 4 is concentrically connected with the input shaft of the reduction gearbox 3, the left side wall and the right side wall of the discharge port of the mixing box 1 are both provided with a sliding chute, the left side wall and the right side wall of the inserting plate 5 are respectively provided with a sliding strip matched with the discharge port of the mixing box 1, the inserting plate 5 is slidably arranged in the sliding chute of the discharge port of the mixing box 1 through the sliding strip, the moving end of the pushing cylinder 6 is arranged on the outer wall of the mixing box 1, the fixed end of the pushing cylinder 6 is connected with the inserting plate 5 through a support, the input end of the feeding pipe 7 is connected with the discharge port of the mixing box 1, and the output end of the feeding pipe 7 extends into the methane tank; during dry material and wet material carry the mixing chamber of mixing box 1 through dry material mechanism and wet material mechanism transport respectively and carry through two feed inlets, start agitator motor 4, agitator motor 4 drives reducing gear box 3 operation, two output shafts of reducing gear box 3 drive two (mixing) shaft 2 and rotate to the opposite, two (mixing) shaft 2 rotate simultaneously with the dry material in the mixing chamber and wet material intensive mixing, mix after a period of time, the extension of pusher jar 6, the stiff end of pusher jar 6 drives picture peg 5 outwards to remove along the spout of the discharge gate of mixing box 1, make picture peg 5 open the discharge gate of mixing box 1, the material of mixing passes through conveying pipe 7 and gets into the methane-generating pit, mix the material of two kinds of different attributes and carry to the methane-generating pit, improve equipment's practicality.

Example 2

A biogas fermentation full-mixing type double-feeding structure for ecological agriculture comprises a mixing box 1, two stirring shafts 2, a reduction box 3, a stirring motor 4, a plug board 5, a push cylinder 6, a feeding pipe 7, a dry material mechanism and a wet material mechanism, wherein a mixing chamber is arranged inside the mixing box 1, two feeding ports are arranged on the upper end surface of the mixing box 1, a discharging port is arranged on the lower end surface of the mixing box 1, the two feeding ports and the discharging port are both communicated with the mixing chamber of the mixing box 1, the output end of the dry material mechanism is communicated with one feeding port, the output end of the wet material mechanism is communicated with the other feeding port, two ends of the two stirring shafts 2 are respectively rotatably connected with the front side wall and the rear side wall of the mixing box 1, a plurality of stirring rods are staggered on the two stirring shafts 2, the reduction box 3 is arranged on the outer wall of the mixing box 1, the reduction box 3 is provided with two output shafts which are respectively concentrically connected with the two stirring shafts 2, the stirring motor 4 is arranged on the outer wall of the reduction gearbox 3, the output shaft of the stirring motor 4 is concentrically connected with the input shaft of the reduction gearbox 3, the left side wall and the right side wall of the discharge port of the mixing box 1 are both provided with a sliding chute, the left side wall and the right side wall of the inserting plate 5 are respectively provided with a sliding strip matched with the discharge port of the mixing box 1, the inserting plate 5 is slidably arranged in the sliding chute of the discharge port of the mixing box 1 through the sliding strip, the moving end of the pushing cylinder 6 is arranged on the outer wall of the mixing box 1, the fixed end of the pushing cylinder 6 is connected with the inserting plate 5 through a support, the input end of the feeding pipe 7 is connected with the discharge port of the mixing box 1, and the output end of the feeding pipe 7 extends into the methane tank; the dry material mechanism also comprises a crushing box 8, a feed hopper 9, two crushing rollers 10, a crushing gear box 11 and a crushing motor 12, wherein a crushing cavity is arranged inside the crushing box 8, an input port is arranged on the upper end surface of the crushing box 8, an output port is arranged on the lower end surface of the crushing box 8, the input port and the output port are both communicated with the crushing cavity, the feed hopper 9 is arranged on the input port of the crushing box 8, the output port of the crushing box 8 is communicated with one feed port of the mixing box 1, the two crushing rollers 10 are rotatably arranged in the crushing cavity of the crushing box 8, a plurality of crushing teeth are arranged on the wheel surfaces of the two crushing rollers 10, the crushing teeth of the two crushing rollers 10 are mutually meshed, the crushing gear box 11 is arranged on the outer wall of the crushing box 8, two output shafts of the crushing gear box 11 are respectively in concentric transmission connection with the two crushing rollers 10, the crushing motor 12 is arranged on the outer wall of the crushing gear box 11, the output shaft of the crushing motor 12 is concentrically connected with the input shaft of the crushing gear box 11; the wet material mechanism further comprises a material lifting pipe 13, a material lifting motor 14, an auger 15 and a material feeding pipe 16, the material lifting pipe 13 is arranged on the outer wall of the mixing box 1 through a connecting frame, the material lifting motor 14 is arranged at the upper end of the material lifting pipe 13, the output shaft of the material lifting motor 14 is concentrically connected with the upper end of the auger 15, the auger 15 is positioned inside the material lifting pipe 13, the input end of the material feeding pipe 16 is arranged on the outer wall of the upper part of the material lifting pipe 13, the input end of the material feeding pipe 16 extends into the material lifting pipe 13, and the output end of the material feeding pipe 16 is communicated with the other material inlet of the mixing box 1; during crop straw got into the crushing cavity of smashing case 8 through feeder hopper 9, crushing motor 12 drives crushing gear box 11 operation, two output shafts of crushing gear box 11 drive two crushing roller 10 and rotate relatively, two crushing teeth of crushing roller 10 are smashed crop straw, cut the fibre of straw, two (mixing) shaft 2 of crop straw winding and puddler when avoiding mixing the stirring, make things convenient for dry and wet material to mix, the lower extreme of lifting pipe 13 stretches into in the animal manure, lifting motor 14 drive auger 15 rotates, auger 15 promotes the animal manure and carries to mixing box 1's mixing cavity through material loading pipe 16, realize the reinforced of wet material, improve equipment's practicality.

Example 3

A biogas fermentation full-mixing type double-feeding structure for ecological agriculture comprises a mixing box 1, two stirring shafts 2, a reduction box 3, a stirring motor 4, a plug board 5, a push cylinder 6, a feeding pipe 7, a dry material mechanism and a wet material mechanism, wherein a mixing chamber is arranged inside the mixing box 1, two feeding ports are arranged on the upper end surface of the mixing box 1, a discharging port is arranged on the lower end surface of the mixing box 1, the two feeding ports and the discharging port are both communicated with the mixing chamber of the mixing box 1, the output end of the dry material mechanism is communicated with one feeding port, the output end of the wet material mechanism is communicated with the other feeding port, two ends of the two stirring shafts 2 are respectively rotatably connected with the front side wall and the rear side wall of the mixing box 1, a plurality of stirring rods are staggered on the two stirring shafts 2, the reduction box 3 is arranged on the outer wall of the mixing box 1, the reduction box 3 is provided with two output shafts which are respectively concentrically connected with the two stirring shafts 2, the stirring motor 4 is arranged on the outer wall of the reduction gearbox 3, the output shaft of the stirring motor 4 is concentrically connected with the input shaft of the reduction gearbox 3, the left side wall and the right side wall of the discharge port of the mixing box 1 are both provided with a sliding chute, the left side wall and the right side wall of the inserting plate 5 are respectively provided with a sliding strip matched with the discharge port of the mixing box 1, the inserting plate 5 is slidably arranged in the sliding chute of the discharge port of the mixing box 1 through the sliding strip, the moving end of the pushing cylinder 6 is arranged on the outer wall of the mixing box 1, the fixed end of the pushing cylinder 6 is connected with the inserting plate 5 through a support, the input end of the feeding pipe 7 is connected with the discharge port of the mixing box 1, and the output end of the feeding pipe 7 extends into the methane tank; the chemical feeding device also comprises a chemical feeding pipe 17 and a chemical feeding cover 18, wherein the chemical feeding pipe 17 is arranged on the upper end surface of the mixing box 1, the output end of the chemical feeding pipe 17 extends into the mixing cavity of the mixing box 1, and the chemical feeding cover 18 is rotatably screwed on the input end of the chemical feeding pipe 17; the stirring mechanism further comprises two slopes 19, the slopes 19 are arranged on the left side and the right side of the upper end face of the inserting plate 5, and the edges of the two slopes 19 are along with the rotating tracks of the stirring rods of the two stirring shafts 2; the stirring shaft is characterized by further comprising a plurality of clamping rings 20, the clamping rings 20 are respectively concentrically sleeved on the two stirring shafts 2, the clamping rings 20 on the two stirring shafts 2 are respectively arranged in a staggered mode, the clamping rings 20 are fastened on the two stirring shafts 2 through a plurality of mounting bolts, and a plurality of stirring rods are mounted on the clamping rings 20; according to the length of material, adjust the interval of a plurality of snap rings 20 and fasten on two (mixing) shaft 2, make the straw material of the different length of equipment adaptation, open and add medicine lid 18, put into the mixing chamber of mixing box 1 through adding medicine pipe 17 with the fermentation medicine, will add medicine lid 18 sealed lid on the input of adding medicine pipe 17 after the medicine is accomplished, conveniently put the medicine into the mixing chamber of mixing box 1, when a plurality of puddlers of two (mixing) shaft 2 stirred the mixture, two slopes 19 will be with the space filling of the puddler lower extreme of two (mixing) shaft 2 and the bottom central authorities of mixing box 1, avoid the material to remain in foretell space, cause the material to mix inhomogeneous, improve the homogeneity that the material mixes.

As shown in fig. 1 to 4, the utility model discloses a biogas fermentation full-mixing type double-feeding structure for ecological agriculture, in operation, firstly according to the length of the material, adjust the distance between a plurality of snap rings 20 and fasten on two stirring shafts 2, then the dry material enters into the crushing cavity of the crushing box 8 through the feed hopper 9, the crushing motor 12 drives the crushing gear box 11 to operate, two output shafts of the crushing gear box 11 drive two crushing rollers 10 to rotate relatively, the crushing teeth of the two crushing rollers 10 crush the crop straw, cut the fiber of the straw, the crushed straw enters into the mixing cavity of the mixing box 1 through the feed inlet of the mixing box 1, the lower end of the material lifting pipe 13 extends into the livestock feces, the material lifting motor 14 drives the auger 15 to rotate, the auger 15 lifts the livestock feces and conveys the livestock feces to the mixing cavity of the mixing box 1 through the material feeding pipe 16, then the medicine adding cover 18 is opened, the fermentation medicine is put into a mixing cavity of a mixing box 1 through a medicine adding pipe 17, a medicine adding cover 18 is sealed on an input end of the medicine adding pipe 17 after medicine adding is finished, a stirring motor 4 is started, the stirring motor 4 drives a reduction gearbox 3 to operate, two output shafts of the reduction gearbox 3 drive two stirring shafts 2 to rotate oppositely, the two stirring shafts 2 rotate simultaneously to fully mix dry materials and wet materials in the mixing cavity, after the dry materials and the wet materials are mixed for a period of time, a push cylinder 6 extends, a fixed end of the push cylinder 6 drives a plug board 5 to move outwards along a sliding groove of a discharge hole of the mixing box 1, the discharge hole of the mixing box 1 is opened by the plug board 5, and finally the mixed materials enter a methane tank through a feeding pipe 7.

The utility model discloses the main function who realizes does: the two materials with different attributes are mixed and conveyed to the methane tank, and the practicability is high.

The installation mode, the connection mode or the setting mode of the biogas fermentation full-mixing type double-feeding structure for ecological agriculture of the utility model are common mechanical modes, and the biogas fermentation full-mixing type double-feeding structure can be implemented as long as the beneficial effects can be achieved; the utility model discloses a reducing gear box 3, agitator motor 4, the jar 6 that pushes away, crushing gear box 11, crushing motor 12, crushing roller 10, auger 15, the material motor 14 of carrying of the two feeding structures of formula of mixing entirely for ecological agriculture's marsh gas fermentation are purchase on the market, and technical staff only need according to its subsidiary service instruction install and operate in this industry can, and need not the technical staff in this field and pay out creative work.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (6)

1. A biogas fermentation full-mixing type double-feeding structure for ecological agriculture is characterized by comprising a mixing box (1), two stirring shafts (2), a reduction gearbox (3), a stirring motor (4), an inserting plate (5), a pushing cylinder (6), a feeding pipe (7), a dry material mechanism and a wet material mechanism, wherein a mixing chamber is arranged inside the mixing box (1), two feeding ports are arranged on the upper end face of the mixing box (1), a discharging port is arranged on the lower end face of the mixing box (1), the two feeding ports and the discharging port are both communicated with the mixing chamber of the mixing box (1), the output end of the dry material mechanism is communicated with one feeding port, the output end of the wet material mechanism is communicated with the other feeding port, two ends of the two stirring shafts (2) are respectively rotatably connected with the front side wall and the rear side wall of the mixing box (1), a plurality of stirring rods are staggered on the two stirring shafts (2), the reduction gearbox (3) is installed on the outer wall of the mixing box (1), the mixing box (3) is provided with two output shafts, the two output shafts are respectively concentrically connected with the two stirring shafts (2), the stirring motor (4) is installed on the outer wall of the mixing box (3), the output shafts of the stirring motor (4) are concentrically connected with the input shaft of the mixing box (3), the left side wall and the right side wall of the discharge port of the mixing box (1) are respectively provided with a sliding strip matched with the discharge port of the mixing box (1), the inserting plate (5) is slidably installed in the sliding groove of the discharge port of the mixing box (1) through the sliding strip, the moving end of the pushing cylinder (6) is installed on the outer wall of the mixing box (1), the fixed end of the pushing cylinder (6) is connected with the inserting plate (5) through a support, the input end of the feeding pipe (7) is connected with the discharge port of the mixing box (1), and the output end of the feeding pipe (7) extends into the methane tank.

2. The biogas fermentation full-mixing type double-feeding structure for ecological agriculture according to claim 1, characterized in that the drying mechanism further comprises a crushing box (8), a feed hopper (9), two crushing rollers (10), a crushing gear box (11) and a crushing motor (12), the crushing box (8) is internally provided with a crushing chamber, the upper end surface of the crushing box (8) is provided with an input port, the lower end surface of the crushing box (8) is provided with an output port, the input port and the output port are both communicated with the crushing chamber, the feed hopper (9) is installed on the input port of the crushing box (8), the output port of the crushing box (8) is communicated with one feed port of the mixing box (1), the two crushing rollers (10) are rotatably installed in the crushing chamber of the crushing box (8), the wheel surfaces of the two crushing rollers (10) are provided with a plurality of crushing teeth, the crushing teeth of the two crushing rollers (10) are mutually meshed, the crushing gear box (11) is installed on the outer wall of the crushing gear box (8), two output shafts of the crushing gear box (11) are in concentric transmission connection with the two crushing rollers (10) respectively, the crushing motor (12) is installed on the outer wall of the crushing gear box (11), and the output shaft of the crushing motor (12) is in concentric connection with the input shaft of the crushing gear box (11).

3. The biogas fermentation full-mixing type double-feeding structure for ecological agriculture as claimed in claim 1, wherein the wet material mechanism further comprises a material lifting pipe (13), a material lifting motor (14), an auger (15) and a material feeding pipe (16), the material lifting pipe (13) is mounted on the outer wall of the mixing box (1) through a connecting frame, the material lifting motor (14) is mounted at the upper end of the material lifting pipe (13), the output shaft of the material lifting motor (14) is concentrically connected with the upper end of the auger (15), the auger (15) is located inside the material lifting pipe (13), the input end of the material feeding pipe (16) is mounted on the outer wall of the upper portion of the material lifting pipe (13), the input end of the material feeding pipe (16) extends into the interior of the material lifting pipe (13), and the output end of the material feeding pipe (16) is communicated with the other material inlet of the mixing box (1).

4. The biogas fermentation full-mixing type double-feeding structure for ecological agriculture according to claim 1, further comprising a dosing pipe (17) and a dosing cover (18), wherein the dosing pipe (17) is installed on the upper end surface of the mixing box (1), the output end of the dosing pipe (17) extends into the mixing chamber of the mixing box (1), and the dosing cover (18) is rotatably screwed on the input end of the dosing pipe (17).

5. The biogas fermentation full-mixing type double-feeding structure for ecological agriculture as claimed in claim 1, further comprising two slopes (19), wherein the slopes (19) are disposed on the left and right sides of the upper end surface of the inserting plate (5), and the edges of the two slopes (19) are shaped along the rotation tracks of the stirring rods of the two stirring shafts (2).

6. The biogas fermentation full-mixing type double-feeding structure for ecological agriculture as claimed in claim 1, further comprising a plurality of clamping rings (20), wherein the plurality of clamping rings (20) are respectively concentrically sleeved on the two stirring shafts (2), the plurality of clamping rings (20) on the two stirring shafts (2) are respectively arranged in a staggered manner, a plurality of mounting bolts fasten the plurality of clamping rings (20) on the two stirring shafts (2), and a plurality of stirring rods are respectively mounted on the plurality of clamping rings (20).

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