CN113293180B

CN113293180B - Corn straw recycling process

Info

Publication number: CN113293180B
Application number: CN202110533151.3A
Authority: CN
Inventors: 张明; 李旭华; 李光; 邓坤英; 杨今胜
Original assignee: Shandong Denghai Seed Co ltd
Current assignee: Shandong Denghai Seed Co ltd
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2022-07-19
Anticipated expiration: 2041-05-17
Also published as: CN113293180A

Abstract

The invention relates to a corn straw recycling process, in particular to a methane tank for fermenting corn straws; a biogas tank body for collecting biogas is arranged on the biogas tank; the biogas tank body is provided with a gas cylinder temperature measuring assembly in the gas cylinder filling process, and the gas cylinder temperature measuring assembly comprises a measuring pipeline for installing a thermometer; the metering pipeline is connected to a filling pipeline for filling the methane tank body; a metering stop valve is arranged on the metering pipeline; the metering pipeline is provided with a metering one-way inner cavity positioned at the other side of the metering stop valve.

Description

Corn straw recycling process

Technical Field

The invention relates to a corn straw recycling process.

Background

CN202010455276.4 a corn stalk collecting and transporting vehicle, which comprises a vehicle body, wherein a collecting device is arranged at the front end of the vehicle body, a harvesting device is arranged at the front end of the collecting device, the harvesting device is positioned at one side of the front end of the collecting device, a vehicle box is arranged at the rear part of the vehicle body, a partition board is arranged in the vehicle box, the vehicle box is divided into a straw box and a corn root box by the partition board, and a soil removing device is arranged in the corn root box; the harvester is characterized in that a rod conveying channel communicated with the collecting device and the straw box is erected on the vehicle body, and a root conveying channel communicated with the harvesting device and the soil removing device is erected above the rod conveying channel. CN201921568794.6 corn field maize screening harvester includes the harvester main part, a conveyer belt, the baffle, the athey wheel, straw processing case, harvester main part bottom switching has the athey wheel, harvester main part top fixedly connected with control room, the mechanical davit has been switchoverred to the control room front end, mechanical davit bottom is equipped with the cylinder, machinery davit bottom switching has connect reaping apparatus, reaping apparatus is close to harvester main part one side fixedly connected with transmission arm, reaping apparatus and transmission arm bottom fixedly connected with straw processing case, transmission arm and harvester main part front end switching, transmission arm and harvester main part front end intercommunication, harvester main part switching has a conveyer belt, a conveyer belt top switching connects to the inside grain storage bin upper end of harvester main part. CN 201921808447.6A corn stalk reaps, smashes and briquetting extrusion molding all-in-one, through adding straw reducing mechanism and briquetting extrusion device behind the harvester, smash and extrude the briquetting processing to the straw after the separation, the straw after will briquetting is transported back to the mill and is further processed. The additional value of the recycled materials is low, and multiple treatments are needed.

Disclosure of Invention

The invention aims to solve the technical problem of providing a corn straw recycling process.

In order to solve the problems, the technical scheme adopted by the invention is as follows:

a corn straw recycling process is characterized in that: comprising S4, recycling straws and generating biogas, S4.1, storing the recycled corn straws in a biogas digester; s4.2, fermenting the straws through a methane tank to generate methane; and S4.3, collecting the biogas into a biogas tank body through a filling pipeline.

As a further improvement of the above technical solution:

before S4.3, when measurement is required, the following steps are performed;

firstly, screwing a thermometer on a meter connecting hole through a meter skirt strip impurity-blocking petal sheet; then, opening the metering stop valve to enable the gas to be measured to enter the metering one-way inner cavity from the metering pipeline; then, a manipulator or a plate rotates the rotary sealing hollow sealing head through rotating the hexagonal head, after the lowest end of the rotary reverse inclined plane is contacted with the highest point of the inclined plane at the top of the one-way valve, the measuring one-way cone valve is pressed down to be opened against the spring force of the measuring reset spring, and gas reaches a thermometer through a filling pipeline, a metering pipeline, the measuring reset spring, a measuring one-way inner cavity, a gap between the measuring one-way cone valve and the reverse inner conical surface, a central hole of the rotary reverse inclined plane and a meter connecting hole to be measured; thirdly, when the measurement is not needed, the lowest end of the rotary reverse inclined plane is driven to be separated from the highest point of the inclined plane at the top of the one-way valve, and the measuring one-way cone valve is jacked up to the spring force of the measuring reset spring to be closed; later, the thermometer was removed.

Before the step S4, S2 is executed, the corn straws are crushed and collected by the straw collecting device, and the straws stored in the straw harvesting storage part are conveyed to the methane tank.

The invention has the advantages of reasonable design, low cost, firmness, durability, safety, reliability, simple operation, time and labor saving, capital saving, compact structure and convenient use.

Drawings

Fig. 1 is a schematic view of a biogas recycling structure of the present invention.

Fig. 2 is a schematic view of the harvester of the invention in use configuration.

FIG. 3 is a schematic diagram of the root removing device of the present invention.

FIG. 4 is a schematic view of the straw collection configuration of the present invention.

FIG. 5 is a schematic view of the front end of the corn harvester of the present invention.

FIG. 6 is a schematic view of the rear use configuration of the corn collection of the present invention.

Wherein: 1. a biogas tank body; 2. filling a pipeline; 3. a metering conduit; 4. a metering stop valve; 5. metering a one-way inner cavity; 6. a thermometer; 7. measuring an inner step; 8. measuring a bottom support mat; 9. measuring the air holes; 10. measuring a return spring; 11. measuring a one-way cone valve; 12. a one-way valve top slope; 13. a one-way inward sealing conical surface; 14. a reverse inner conical surface; 15. rotating and reversely rotating the hollow cone valve; 16. rotating the reverse inclined plane; 17. rotating the sealed hollow seal head; 18. rotating the hexagonal head; 19. a watch connection hole; 20. the surface skirt belt blocks the miscellaneous petal pieces. 30. A traveling frame assembly; 31. a root removal device; 32. a straw collection device; 33. A corn cob collection device; 34. a base front portion; 35. removing root of the L-shaped soil turning hook group; 36. removing roots and breaking soil shrapnel; 37. removing root hollow space separating strips; 38. removing roots and cutting the bottom by a rotary cutter roller; 39. removing a root and rotating a crank; 40. Removing roots and hinging a cross arm; 41. removing the root vertical hollow sleeve; 42. removing a spring rod; 43. removing roots and hinging the mesh plate; 44. removing root downward spurs; 45. a perforated front shovel plate for straw harvesting; 46. the straw harvesting rotary belt cutter poking wheel; 47. a straw post-harvest striker plate; 48. straw harvesting and feeding double rollers; 49. a straw harvesting conveyor belt; 50. A straw harvesting and storing part; 51. straw harvesting and smashing spiral cutters; 52. a corn splayed clamp arm; 53. corn conical double rollers; 54. inserting corn into the guide head; 55. the corn lower conveying pair rollers; 56. a vertical corn rotary cutter group; 57. a corn guide; 58. the corn is transmitted to the direction-adjusting elastic sheet; 59. a corn output strip; 60. a corn splayed carrier; 61. the corn elastic lifting frame; 62. a corn longitudinal guide groove; 63. a corn downward pressing head; 64. A corn lifting guide block; 65. the corn is connected with a spring; 66. a corn longitudinal slotting cutter; 67. a corn rotating frame; 68. feeding the corns into a station; 69. a corn top station; 70. the corn is sent out of the station; 71. the corn bears and positions the taper hole cover; 72. corn craft concave-convex; 73. stabbing at the bottom of the corn; 74. a corn bottom spring; 75. A mesh plate at the bottom of the corn; 76. a corn center fabrication hole; 77. removing cores of the corns and drilling; 78. a corn collection conveyor belt; 79. a corn air blowing nozzle; 80. a corn collection duct; 81. a corn collection basket; 82. corn impurity leakage holes; 83. corn stirring arm.

Detailed Description

As shown in fig. 1-6, the corn combine harvester of the present embodiment includes a walking frame assembly 30, on which each component is disposed; wherein, the lower part of the walking frame assembly 30 is provided with a root removing device 31, the middle part of the walking frame assembly 30 is provided with a straw collecting device 32 and/or the upper part of the walking frame assembly 30 is provided with a corn cob collecting device 33.

In the root removing device of the corn combine harvester of the embodiment, the root removing device 31 comprises a root removing L-shaped soil turning hook group 35 which is rotatably arranged at the front part 34 of the base of the walking frame assembly 30 and is provided with a plurality of components, and the root removing L-shaped soil turning hook group is turned downwards to enter soil for a set depth, loosens the soil and takes out corn root hairs; a root-removing soil-breaking elastic sheet 36 is arranged above the root-removing L-shaped soil-turning hook group 35 and is arranged in a neutral position between the adjacent root-removing L-shaped soil-turning hook groups 35 so as to impact corn root hairs planed by the root-removing L-shaped soil-turning hook group 35; an input end of a root-removing hollow space strip 37 is arranged on the back side of the root-removing soil-breaking elastic sheet 36 to receive the corn root hairs impacted on the root-removing soil-breaking elastic sheet 36; a root-removing bottom rotary cutter roller 38 is arranged at the spacing gap of the root-removing hollow space strip 37 to cut the corn root silks; a root-removing rotating crank 39 is rotatably arranged above the root-removing hollow space partition strip 37, a transverse root-removing hinged cross arm 40 is sleeved between cantilever ends of the root-removing rotating crank 39, a root-removing vertical hollow sleeve 41 is distributed on the root-removing hinged cross arm 40, a root-removing spring rod 42 is stretched in the root-removing vertical hollow sleeve 41, a root-removing hinged mesh plate 43 is arranged at the lower end of the root-removing spring rod 42, and a plurality of root-removing downward spurs 44 are distributed on the lower surface of the root-removing hinged mesh plate 43; the uprooted downward spurs 44 correspond to the hollowed out distribution of the uprooted hollowed out space bars 37.

In the straw collecting device of the corn combine harvester of the embodiment, the straw collecting device 32 comprises a straw harvesting perforated front shovel plate 45 arranged at the front part 34 of the base of the walking frame assembly 30, and the straw harvesting perforated front shovel plate 45 is positioned in front of the root-removing L-shaped soil-turning hook group 35;

the upper surface of the straw harvesting perforated front shovel plate 45 is provided with a straw harvesting rotary belt cutter shifting wheel 46, and the straw harvesting rotary belt cutter shifting wheel 46 is used for gathering and collecting the corn straws backwards along the straw harvesting perforated front shovel plate 45; a straw harvesting feeding double-roller 48 is arranged at the output port at the rear end of the straw harvesting perforated front shovel plate 45; a straw harvesting rear baffle plate 47 is obliquely arranged above the straw harvesting feeding pair roller 48, an input end of a straw harvesting conveyor belt 49 is arranged below an output port at the rear end of the straw harvesting perforated front shovel plate 45, and an output end of the straw harvesting conveyor belt 49 is provided with a straw harvesting storage part 50;

a straw harvesting smashing spiral cutter 51 is coaxially arranged above the straw harvesting rotary belt cutter thumb wheel 46, and the straw harvesting smashing spiral cutter 51 smashes fallen straws;

the collected straws are gathered together, and the fallen straws are cut by a straw harvesting feeding roller 48 and then enter the input end of a straw harvesting conveyor belt 49 under the guide of a straw after harvesting baffle plate 47, and are stored in a straw harvesting storage part 50;

a pressing plate is provided in the straw harvest storage part 50 for compressing the stored straw.

In the corn cob collecting device of the corn combine harvester of the embodiment, the corn cob collecting device 33 comprises a corn splayed clamping arm 52 which is arranged in front of the neutral position at the upper part of the base front part 34 of the walking frame assembly 30 and is used for clamping the middle part of corn so as to strip the corn stalks upwards;

a corn conical double-roller 53 is arranged below the corn splayed clamp arm 52, and a corn inserting guide head 54 is coaxially arranged at the front end of the corn conical double-roller 53;

a corn guide part 57 positioned at the rear side of the corn splayed clamp arm 52 is arranged at the neutral position at the upper part of the front part 34 of the base; a corn downward conveying pair roller 55 is arranged below the corn conical pair roller 53, and a corn vertical rotary cutter group 56 is arranged between the corn downward conveying pair roller 55 and the corn conical pair roller 53 and is used for longitudinally cutting or obliquely cutting the corn straws;

a corn guide part 57 positioned at the rear side of the corn splayed clamp arm 52 is arranged at the neutral position at the upper part of the front part 34 of the base to receive a corn cob falling from the strip of the corn splayed clamp arm 52; a corn transmission direction-adjusting elastic sheet 58 is arranged at the inlet of the corn guide part 57 to adjust the direction of the corn cobs; the output end of the corn splayed clamp arm 52 is provided with an input end of a corn output strip 59; a plurality of self-positioning corn splayed carriers 60 are longitudinally distributed on the corn output strip 59, and the corn splayed carriers 60 are arranged in a through manner in the middle and correspond to the corn output strip 59 in a clearance manner;

a corn elastic lifting frame 61 is arranged above the longitudinal central line of the corn splayed carrier 60, a corn longitudinal guide groove 62 is arranged on the corn elastic lifting frame 61, and a corn lower pressing head 63 is arranged in the corn longitudinal guide groove 62 and is used for pressing the upper surface of a corn cob to be longitudinally peeled; a corn lifting guide block 64 is lifted in the corn longitudinal guide groove 62, the upper end of the corn lifting guide block 64 is connected with the corn elastic lifting frame 61 through a corn connecting spring 65, and the lower end of the corn lifting guide block 64 is provided with a corn longitudinal slotting cutter 66 to be cut with the corn cob skin.

In the corn cob collecting device of the corn combine harvester of the embodiment, the corn cob collecting device 33 comprises a corn rotary frame 67 arranged on the walking frame assembly 30, and the corn rotary frame is provided with a corn feeding station 68, a corn top station 69 and a corn discharging station 70;

a plurality of corn bearing and positioning taper hole sleeves 71 with large ends opened are distributed on the corn rotating frame 67, and a plurality of corn process concave-convex 72 and/or spiral ring cutters are distributed on the inner side wall of each corn bearing and positioning taper hole sleeve 71; the small end of the root of the corn bearing positioning taper hole sleeve 71 is provided with a corn bottom spur 73, and the corresponding meshes of a corn bottom mesh plate 75 are sleeved on the corn bottom spur 73; the corn bottom mesh plate 75 is connected with the small end of the root of the corn bearing and positioning taper hole sleeve 71 through a corn bottom spring 74, and a corn center fabrication hole 76 is arranged at the center of the corn bottom mesh plate 75;

the meshes and the long slotted holes of the corn bearing and positioning taper hole sleeve 71 are both larger than the shape of the corn grains to be removed and smaller than the shape of the corn grains required by the setting;

in the corn feeding station 68, the corn stalks are obliquely arranged upwards, and the corn stalks are fed into a corn bearing positioning taper hole sleeve 71 and self-positioned through taper;

the corn top station 69 is vertically arranged upwards, and is provided with a corn core removing drill 77 which corresponds to the corn central process hole 76 and has lifting and rotating actions, the corn core removing drill 77 rotates to enter the corn bearing and positioning taper hole sleeve 71, and the corn core is drilled and crushed to realize grain stripping; after the corn is crushed, the impurities after the partial crushing are discharged through the corn bearing and positioning taper hole sleeve 71, and the corn kernels meeting the set requirement are temporarily stored in the corn bearing and positioning taper hole sleeve 71;

a corn delivery station 70 arranged downwards, wherein an input end of a corn collection conveyor belt 78 is arranged below the corn delivery station to output the crushed corn kernels and impurities discharged by falling;

a corn air blowing nozzle 79 is arranged below the upward section of the corn collecting and conveying belt 78, and a corn collecting air duct 80 is arranged above the upward section of the corn collecting and conveying belt 78;

a corn collecting basket 81 with a corn impurity leaking hole 82 at the bottom is arranged at the output end of the corn collecting conveyor belt 78, and a corn stirring arm 83 is arranged in the corn collecting basket 81.

The automatic harvesting process for the corn is characterized in that: by means of the traveling gantry assembly 30, to travel in the field; the process comprises the following automatic harvesting steps;

s1, pre-threshing and collecting the corn cobs by the corn cob collection device 33;

s2, crushing and collecting the corn straws through the straw collecting device 32;

s3, loosening soil is performed when the corn roots are collected by the root removing device 31.

The corn cob collection process of the corn combine harvester of the embodiment comprises the following steps of S1, pre-threshing and collecting the corn cobs through the corn cob collection device 33; the following is specifically performed;

s1.1, firstly, clamping the middle part of corn by a corn splayed clamping arm 52 to strip up the corn cobs of the corn straws, simultaneously, inserting a corn inserting guide head 54 into two side parts of the clamped corn, and rotating a corn conical pair roller 53 to pull the corn downwards to be matched with the corn splayed clamping arm 52 so as to separate the corn cobs from the corn straws; then, the vertical corn rotary cutter 56 cuts or obliquely cuts the pulled corn stalks, and the corn stalks are fed into the corn guide 57 under the action of inertia; secondly, the corn downward conveying roller 55 transversely cuts the falling longitudinally cut or obliquely cut corn straws, and meanwhile, corn cobs enter the corn splayed carrier 60 and are self-positioned after being shifted from the corn guide part 57 through the corn conveying direction-adjusting elastic sheet 58; thirdly, transversely cut straws are collected, and meanwhile, the corn output strips 59 drive the corn splayed carriers 60 to move forwards; then, when the corn elastic lifting frame 61 is reached, the corn lower pressure head 63 presses the upper surface of the corn cob to be longitudinally peeled, and meanwhile, the corn lifting guide block 64 is lifted along the corn longitudinal guide groove 62 under the action of the corn connecting spring 65, so that the corn longitudinal slitting knife 66 longitudinally cuts the skin of the corn cob; the corn output strip 59 then delivers the longitudinally peeled corn cobs to the next station.

The corn cob collection process of the corn combine harvester of the embodiment comprises the following steps of S1, pre-threshing and collecting the corn cobs through the corn cob collection device 33; the following step S1.2 is carried out, in which the corn cobs are fed into a corn carrying and positioning taper sleeve 71 for feeding, and self-positioning by taper, at a corn feeding station 68 by means of a corn rotary frame 67, S1.2.1; s1.2.2, firstly, at a corn top station 69, a corn core removing drill 77 rotates to enter a corn bearing and positioning taper hole sleeve 71 to drill and crush corn cores to realize grain stripping; then, under the pressing action of the corn core removing drill 77, the end part of the corn cob is penetrated and fixed by the corn bottom spurs 73; secondly, under the pressing and rotating action of the corn core removing drill 77, the corn cobs are crushed by utilizing the corn technology concave-convex 72 and/or the spiral ring cutter, meanwhile, after the corn cobs are crushed, impurities are discharged through the corn bearing and positioning taper hole sleeve 71 after the corn cobs are partially crushed, and corn kernels meeting the set requirements are temporarily stored in the corn bearing and positioning taper hole sleeve 71; s1.2.3, in the corn sending station 70, the corn bottom mesh plate 75 overcomes the spring force of the corn bottom spring 74 by gravity, so as to separate the end of the corn cob from the corn bottom bur 73, and the corn collecting conveyor belt 78 outputs the fallen and discharged crushed corn grains and sundries;

s1.2.4, firstly, on the ascending section of the corn collecting conveyor belt 78, under the action of the corn blowing nozzle 79 and the corn collecting air duct 80, the sundries are output through the corn collecting air duct 80; then, at the output end of the corn collection conveyor belt 78, the corn collection basket 81 stores the corn kernels and debris and the elongated stalks are subjected to a mixing wrap by the corn mixing arm 83.

The straw collecting process of the corn combine harvester of the embodiment comprises the step S2 of crushing and collecting the corn straws by the straw collecting device 32; the following steps are executed; s2.1, firstly, a straw harvesting and smashing spiral cutter 51 smashes fallen straws; then, the straw harvesting perforated front shovel plate 45 moves forward, and the straw harvesting rotary belt cutter shifting wheel 46 gathers and collects the corn straws backwards along the straw harvesting perforated front shovel plate 45; then, the collected straws are gathered backwards, and the fallen straws are cut by a straw harvesting feeding roller 48 and enter the input end of a straw harvesting conveyor belt 49 under the guidance of a straw post-harvest baffle plate 47, and are stored in a straw harvesting storage part 50; next, in the straw harvest storage 50, the stored straw is compressed by the compression plate.

The root removing process of the corn combine harvester of the embodiment is realized by the root removing device 31; comprises S3, loosening soil when the corn roots are collected by the root removing device 31; the following steps are executed; s3.1, rotating the root-removing L-shaped soil-turning hook group 35, turning the root-removing L-shaped soil-turning hook group downwards to a set depth of soil, loosening the soil and taking out corn root hairs; s3.2, the root-removing soil-breaking elastic sheet 36 impacts corn root hairs planed by the root-removing L-shaped soil-turning hook group 35; s3.3, the input end of the root removing hollow space strip 37 receives the corn root hairs of the striking root removing soil breaking elastic sheet 36; s3.4, removing roots and rotating the bottom of the corn to cut the corn rootlets by a rotary cutter roller 38; s3.5, at the same time of or after the step S3.4, the rootless rotating crank 39 drives the rootless articulated mesh plate 43 to rotate, and the rotary shaft faces downwards under the self-weight action of the rootless articulated mesh plate 43; s3.6, the descending section of the root removing hinged mesh plate 43 is the same as the root removing hollow space partition strip 37, the root removing spring rod 42 is compensated by the spring expansion, the distance of the root removing hinged mesh plate when the root removing hinged mesh plate moves forwards is changed, and meanwhile, the root removing downward bur 44 is used for burling and pressing down the planed corn root hair and sundries through the spring force so as to remove the attached soil.

The invention takes the walking frame assembly 30 as a carrier, and the root removing device 31 realizes soil loosening and takes out stones, root hairs and the like. The straw collecting device 32 realizes the smashing and recycling of straws, compared with a traditional harvester, the corn cob collecting device 33 can achieve lossless picking of the straws, the root removing L-shaped soil turning hook group 35 is preferably provided with a V-shaped cutter, the smashing of soil blocks is realized, the root removing soil breaking elastic sheet 36 achieves knocking to remove adhered soil, the root removing hollow space partition strip 37 has a process interval, simultaneously, the dust and soil particles can be leaked into the soil, the root removing bottom rotary cutter roller 38 achieves cutting of root hairs, stones can be arched due to the bottom of the root removing rotary cutter strip, the cutter is prevented from being damaged, the root removing rotary crank 39 is used for driving, the root removing hinged cross arm 40 rotates around the central shaft of the root of the crank, the root removing vertical hollow sleeve 41 can achieve free rotation, the drooping state is guaranteed, the height of the root removing spring rod 42 is adjusted through a spring, the root removing hinged mesh plate 43 is circularly rotated to drive the root removing mesh plate to lift and move downwards, because of the existence of the spring, the damage to the cutter caused by large-particle stones and large blocks can be avoided.

The straw reaps foraminiferous front shovel board 45 and realizes the direction, and it can be collected and the cutting with the straw of whereabouts in the straw reaps rotatory band knife thumb wheel 46, and the straw is reaped back striker plate 47 and is avoided the straw to get into rear portion equipment, and the straw reaps feed pair roller 48 and realizes that the straw rolls in, and the straw reaps conveyer belt 49 and realizes the conveying, and the straw reaps storage part 50 and realizes the storage to the straw, and the straw reaps smashes spiral cutter 51 and realizes the precutting to the straw.

As another innovation point, the splayed corn arm 52 simulates the hands of a person (similar to rolling up with the left hand), the corn is in contact with the corn in an inclined state by the walking of a locomotive, the corn is matched with the conical double-roller 53 of the corn to rotate and clamp (simulating the straw part pulled down by the right hand) to realize the separation of the corn from the stem, the corn is inserted into the guide head 54 to realize the insertion of the clearance between the corn straws, the corn is fed downwards to the double-roller 55, the vertical corn rotary cutter group 56 realizes the multi-angle crushing and cutting treatment of the corn straws, the corn guide part 57 realizes the storage of the corn rods by the inertia of the rolled corn rods and the power of the forward walking of the locomotive, the corn is transmitted and adjusted to the elastic sheet 58 to realize the direction adjustment of the corn rods, the corn output belt 59 realizes the conveying of the corn rods, the splayed corn carrier 60 utilizes the V-shaped self-positioning, the distance between the pressure head and the knife is set according to the thickness and the layer number of the corn rod, the elastic lifting frame 61 realizes the flexible adjustment, the corn longitudinal guide groove 62 realizes the guide, the spring elasticity of the corn connecting spring 65 and the heights of the corn lower pressure head 63 and the corn longitudinal slotting cutter 66 are adjusted according to empirical values so as to meet the requirements of the operation, the corn lifting guide block 64 realizes the guide, and the corn longitudinal slotting cutter 66 cracks the outer skin.

As another innovation point, the corn rotating frame 67 is connected with the stations, the corn feeding station 68, the corn top station 69 and the corn discharging station 70 are used for completing the functions of the corresponding stations, the corn bearing and positioning taper hole sleeve 71 is used for realizing self-positioning, and the corn process concave-convex 72 and/or the cutter are used for transversely cutting or grinding the outer skin. The corn bottom spurs 73 can fix the bottom of the corn core, certainly, non-contact corn is non-contact and has no functions, certainly, the corn bottom mesh plate 75 which can be dragged with the corn bottom spring 74 realizes automatic cleaning of impurities accumulated at the bottom, the corn center fabrication hole 76 realizes protection of the corn core removing drill 77, the corn collecting conveyor belt 78 realizes conveying, the corn blowing nozzle 79 blows light husks, the corn collecting air duct 80 collects the light impurities to the straw storage position, the corn grains are stored in the corn collecting basket 81, the corn impurity leaking holes 82 drop the impurities, and preferably, the corn stirring arm 83 winds the slender husk silk.

Referring to fig. 1-6, the system for recycling corn stalks of the present embodiment includes a biogas digester for fermenting corn stalks; a biogas tank body 1 for collecting biogas is arranged on the biogas tank;

the biogas tank body 1 is provided with a gas cylinder temperature measuring assembly in the gas cylinder filling process, and the gas cylinder temperature measuring assembly comprises a measuring pipeline 3 for installing a thermometer 6; the metering pipeline 3 is connected to a filling pipeline 2 for filling the biogas tank 1;

a metering stop valve 4 is arranged on the metering pipeline 3; a metering one-way inner cavity 5 positioned at the other side of the metering stop valve 4 is arranged on the metering pipeline 3;

a measuring inner step 7 is arranged on the inner side wall of the metering one-way inner cavity 5; a measuring bottom supporting mesh pad 8 is arranged at the upper end of the measuring inner step 7, the lower end of a measuring return spring 10 is arranged above the measuring bottom supporting mesh pad 8, and the upper end of the measuring return spring 10 is connected with a measuring one-way cone valve 11; the upper top of the measuring one-way cone valve 11 is provided with a one-way valve top inclined plane 12;

a one-way inner sealing conical surface 13 is arranged on the inner side wall of the metering one-way inner cavity 5 to be in sealing contact with the outer side wall of the measuring one-way cone valve 11;

a reverse inner conical surface 14 is arranged above the one-way inner sealing conical surface 13, a rotary reverse rotation hollow conical valve 15 with a rotary reverse inclined surface 16 at the lower top end is sealed on the reverse inner conical surface 14 in a rotary mode, and a rotary sealing hollow sealing head 17 is connected to the upper end of the rotary reverse rotation hollow conical valve 15 to seal and meter the opening at the upper end of the one-way inner cavity 5 in a rotary mode; a meter connecting hole 19 which is used for being communicated with the rotary reverse rotation hollow cone valve 15 is arranged on the rotary sealing hollow sealing head 17;

the rotating reverse rotating hollow cone valve 15 rotates, and when the lowest end of the rotating reverse inclined plane 16 is contacted with the highest point of the inclined plane 12 at the top of the one-way valve, the measuring one-way cone valve 11 is pressed down to open by overcoming the spring force of the measuring reset spring 10; when the lowest end of the rotary reverse inclined plane 16 is separated from the highest point of the check valve top inclined plane 12, the measuring check cone valve 11 is jacked up by the spring force of the measuring return spring 10 to be closed.

The measurement air holes 9 are randomly distributed on the measurement bottom supporting mesh pad 8 to reduce the resonance of the measurement one-way inner cavity 5.

The upper end of the rotary sealing hollow sealing head 17 is provided with a rotary hexagonal head 18 which is exposed out of the metering one-way inner cavity 5. The end opening of the watch connecting hole 19 is provided with a watch skirt strip sundry flower blocking flap 20 to block sundries.

Also comprises a corn combine harvester to recover the straws to be fermented.

The corn straw recycling process is characterized by comprising the following steps: comprising S4, recycling straws and generating biogas, S4.1, storing the recycled corn straws in a biogas pool; s4.2, fermenting the straws through a methane tank to generate methane; and S4.3, collecting the biogas into the biogas tank body 1 through the filling pipeline 2.

Before S4.3, when measurement is required, the following steps are performed;

firstly, screwing a thermometer 6 on a watch connecting hole 19 through a watch skirt belt miscellaneous flower blocking flap 20; then, opening the metering stop valve 4 to enable the gas to be measured to enter the metering one-way inner cavity 5 from the metering pipeline 3; then, a manipulator or a plate rotates the rotary sealing hollow sealing head 17 through the rotary hexagonal head 18, after the lowest end of the rotary reverse inclined plane 16 is contacted with the highest point of the inclined plane 12 at the top of the one-way valve, the measuring one-way cone valve 11 is pressed downwards to be opened by overcoming the spring force of the measuring return spring 10, and gas reaches the thermometer 6 through the filling pipeline 2, the metering pipeline 3, the measuring return spring 10, the metering one-way inner cavity 5, the gap between the measuring one-way cone valve 11 and the reverse inner conical surface 14, the central hole of the rotary reverse inclined plane 16 and the surface connecting hole 19 to be measured; thirdly, when the measurement is not needed, the lowest end of the rotary reverse inclined plane 16 is driven to be separated from the highest point of the inclined plane 12 at the top of the check valve, and the measuring check cone valve 11 is jacked up to the spring force of the measuring return spring 10 to be closed; subsequently, the temperature table 6 is removed.

Before the step S4, S2 is performed, in which the corn stalks are crushed and collected by the stalk collection device 32, and the stalks stored in the stalk harvest storage 50 are transferred to the biogas digester.

As shown in fig. 1, the gas cylinder temperature measuring assembly in the gas cylinder filling process of the embodiment comprises a measuring pipeline 3 for installing a temperature meter 6; the metering pipeline 3 is connected to a filling pipeline 2 for filling the biogas tank 1;

a measuring inner step 7 is arranged on the inner side wall of the metering one-way inner cavity 5; a measuring bottom supporting net pad 8 is arranged at the upper end of the measuring inner step 7, the lower end of a measuring return spring 10 is arranged above the measuring bottom supporting net pad 8, and the upper end of the measuring return spring 10 is connected with a measuring one-way cone valve 11; the upper top of the measuring one-way cone valve 11 is provided with a one-way valve top inclined plane 12;

a reverse inner conical surface 14 is arranged above the one-way inner sealing conical surface 13, a rotary reverse rotation hollow conical valve 15 with a rotary reverse inclined surface 16 at the lower top end is rotationally sealed on the reverse inner conical surface 14, and a rotary sealing hollow sealing head 17 is connected to the upper end of the rotary reverse rotation hollow conical valve 15 so as to rotationally seal an opening at the upper end of the one-way metering inner cavity 5; a meter connecting hole 19 used for being communicated with the rotary reverse rotation hollow cone valve 15 is formed in the rotary sealing hollow sealing head 17;

the rotating reverse rotating hollow cone valve 15 rotates, and when the lowest end of the rotating reverse inclined plane 16 is in contact with the highest point of the inclined plane 12 at the top of the one-way valve, the measuring one-way cone valve 11 is pressed down to be opened by overcoming the spring force of the measuring reset spring 10; when the lowest end of the rotating reverse inclined plane 16 is separated from the highest point of the check valve top inclined plane 12, the measuring check cone valve 11 is jacked up by the spring force of the measuring return spring 10 to be closed.

The upper end of the rotary sealing hollow sealing head 17 is provided with a rotary hexagonal head 18 which is exposed out of the metering one-way inner cavity 5.

The end opening of the watch connecting hole 19 is provided with a watch skirt strip sundry flower blocking flap 20 to block sundries.

The invention realizes the protection of precision elements such as a thermometer, a pressure gauge and the like, can avoid long-time detection, is convenient to replace and has good sealing effect. When the methane tank body 1 is filled through the filling pipeline 2, when measurement is needed, firstly, the thermometer 6 is screwed on the meter connecting hole 19 through the meter skirt belt miscellaneous petal blocking piece 20; then, opening the metering stop valve 4 to enable the gas to be measured to enter the metering one-way inner cavity 5 from the metering pipeline 3; then, a manipulator or a plate rotates the rotary sealing hollow sealing head 17 through the rotary hexagonal head 18, after the lowest end of the rotary reverse inclined plane 16 is contacted with the highest point of the inclined plane 12 at the top of the one-way valve, the measuring one-way cone valve 11 is pressed downwards to be opened by overcoming the spring force of the measuring return spring 10, and gas reaches the thermometer 6 through the filling pipeline 2, the metering pipeline 3, the measuring return spring 10, the metering one-way inner cavity 5, the gap between the measuring one-way cone valve 11 and the reverse inner conical surface 14, the central hole of the rotary reverse inclined plane 16 and the surface connecting hole 19 to be measured; thirdly, when the measurement is not needed, the lowest end of the rotary reverse inclined plane 16 is driven to be separated from the highest point of the inclined plane 12 at the top of the check valve, and the measuring check cone valve 11 is jacked up to the spring force of the measuring return spring 10 to be closed; subsequently, the temperature table 6 is removed.

The present invention has been described in sufficient detail for clarity of disclosure and is not exhaustive of the prior art.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; it is obvious as a person skilled in the art to combine several aspects of the invention. And such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A corn straw recycling process is characterized in that: comprising S4, recycling straws and generating biogas, S4.1, storing the recycled corn straws in a biogas digester; s4.2, fermenting the straws through a methane tank to generate methane; s4.3, collecting the biogas into the biogas tank body (1) through the filling pipeline (2); before S4.3, when measurement is required, the following steps are performed;

firstly, screwing a thermometer (6) on a watch connecting hole (19) through a watch skirt strip miscellaneous flower blocking flap (20); then, opening the metering stop valve (4) to enable the gas to be measured to enter the metering one-way inner cavity (5) from the metering pipeline (3); then, a manipulator or a plate rotates a rotary sealing hollow sealing head (17) through a rotary hexagonal head (18), after the lowest end of a rotary reverse inclined plane (16) is contacted with the highest point of an inclined plane (12) at the top of the one-way valve, a measuring one-way cone valve (11) is pressed downwards to open against the spring force of a measuring reset spring (10), and gas reaches a thermometer (6) through a filling pipeline (2), a metering pipeline (3), the measuring reset spring (10), a measuring one-way inner cavity (5), a gap between the measuring one-way cone valve (11) and a reverse inner conical surface (14), a central hole of the rotary reverse inclined plane (16) and a surface connecting hole (19) to be measured; thirdly, when the measurement is not needed, the lowest end of the rotary reverse inclined plane (16) is driven to be separated from the highest point of the inclined plane (12) at the top of the one-way valve, and the measuring one-way cone valve (11) is jacked up to the spring force of the measuring reset spring (10) to be closed; afterwards, the thermometer (6) is removed; before the step S4, S2 is executed, corn straws are crushed and collected through a straw collecting device (32), and straws stored in a straw harvesting storage part (50) are conveyed to a methane tank; a biogas tank body for collecting biogas is arranged on the biogas tank;

the biogas tank body is provided with a gas cylinder temperature component for measuring the temperature of the gas cylinder in the gas cylinder filling process, and the gas cylinder temperature component comprises a metering pipeline for installing a thermometer; the metering pipeline is connected to a filling pipeline for filling the methane tank body;

a metering stop valve is arranged on the metering pipeline; a metering one-way inner cavity positioned at the other side of the metering stop valve is arranged on the metering pipeline;

a measuring inner step is arranged on the inner side wall of the metering one-way inner cavity; a measurement bottom supporting net pad is arranged at the upper end of the measurement inner step, the lower end of a measurement reset spring is arranged above the measurement bottom supporting net pad, and the upper end of the measurement reset spring is connected with a measurement one-way cone valve; the upper top of the measuring one-way cone valve is provided with a one-way valve top inclined plane;

a one-way inner sealing conical surface is arranged on the inner side wall of the metering one-way inner cavity and is in sealing contact with the outer side wall of the measuring one-way cone valve;

a reverse inner conical surface is arranged above the one-way inner sealing conical surface, a rotary reverse rotation hollow conical valve with a rotary reverse inclined surface at the lower top end is sealed on the reverse inner conical surface in a rotating mode, and a rotary sealing hollow sealing head is connected to the upper end of the rotary reverse rotation hollow conical valve to meter an opening at the upper end of the one-way inner cavity in a rotating and sealing mode; a meter connecting hole for communicating with a rotary reverse rotation hollow cone valve is formed in the rotary sealing hollow sealing head;

the rotary reverse rotation hollow cone valve rotates, and when the lowest end of the rotary reverse inclined plane is contacted with the highest point of the inclined plane at the top of the one-way valve, the measuring one-way cone valve is pressed down to open by overcoming the spring force of the measuring reset spring; when the lowest end of the rotary reverse inclined plane is separated from the highest point of the inclined plane at the top of the check valve, the measuring check cone valve is jacked up to the spring force of the measuring reset spring to be closed;

measuring air holes are randomly distributed on the measuring bottom supporting net pad so as to reduce the resonance of the measuring one-way inner cavity; the upper end of the rotary sealing hollow sealing head is provided with a rotary hexagonal head which is exposed out of the metering one-way inner cavity;

the end opening of the watch connecting hole is provided with a watch skirt belt sundry-blocking petal sheet to block sundries.

2. The corn stalk recycling process according to claim 1, wherein:

performing an automated corn harvesting process prior to step S4; a corn cob collecting process comprises

S3, loosening soil when the corn roots are collected through a root removing device; the following steps are executed;

s3.1, rotating the root-removing L-shaped soil-turning hook group, turning the root-removing L-shaped soil-turning hook group downwards to a set depth of soil, loosening the soil and taking out corn root hairs;

s3.2, the corn root hairs planed by the root-removing soil-breaking elastic sheet and the root-removing L-shaped soil-turning hook group are impacted;

s3.3, the input end of the root removing hollow space strip receives the corn root hairs of the root-removing soil-breaking elastic sheet which is impacted;

s3.4, removing roots and rotating the bottom of the corn rootlets by a rotary cutter roller to cut the corn rootlets;

s3.5, simultaneously with or after the step S3.4, the root removing rotating crank drives the root removing hinged mesh plate to rotate, and the root removing hinged mesh plate faces downwards under the self-weight action of the root removing hinged mesh plate;

s3.6, the descending section of the root removing hinged mesh plate is the same as the root removing hollowed interval strips, the root removing spring rod is compensated through the expansion and contraction of a spring, the distance of the root removing spring rod during advancing is changed, and simultaneously, the root removing spring rod enables the dry root removing downwards bur to bur and press down the planed corn root hairs and sundries through the spring force so as to remove the attached soil;

the root removing device comprises a root removing L-shaped soil turning hook group which is rotatably arranged at the front part of the base of the walking frame assembly and is provided with a plurality of components, and the root removing L-shaped soil turning hook group is turned downwards to enter soil to a set depth for loosening soil and taking out corn root hairs; a root-removing soil-breaking elastic sheet is arranged above the root-removing L-shaped soil-turning hook group and is arranged in a gap between the adjacent root-removing L-shaped soil-turning hook groups so as to impact corn root hairs planed by the root-removing L-shaped soil-turning hook group; the back side of the root-removing soil-crushing elastic sheet is provided with an input end of a root-removing hollow space strip to bear corn root hairs impacted by the root-removing soil-crushing elastic sheet; a root-removing bottom rotary cutter roller is arranged at the spacing gap of the root-removing hollow space separating strip so as to cut the corn root silks; a root removing rotary crank is rotated above the root removing hollowed interval strips, a transverse root removing hinged cross arm is sleeved between cantilever ends of the root removing rotary crank, a root removing vertical hollow sleeve is distributed on the root removing hinged cross arm, a root removing spring rod is stretched in the root removing vertical hollow sleeve, a root removing hinged mesh plate is arranged at the lower end of the root removing spring rod, and a plurality of root removing downward burs are distributed on the lower surface of the root removing hinged mesh plate; the root-removing downward spurs correspond to the hollow distribution of the root-removing hollow space separating strips.