CN108949837A

CN108949837A - A kind of preparation of marsh-gas

Info

Publication number: CN108949837A
Application number: CN201810920193.0A
Authority: CN
Inventors: 张振洋
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-08-14
Filing date: 2018-08-14
Publication date: 2018-12-07

Abstract

The invention belongs to agricultural technology field, specifically a kind of preparation of marsh-gas, this method crushes fermentation system and includes pulverization cylinder, ferments and cylinder and deposit gas tank using fermentation system is crushed；It further include cutting bed, No.1 plate, pulverizing unit and agitating unit.Cutter is protected, in stalk crushing to improve the service life of cutter by setting pulverizing unit and agitating unit；In stalk fermentation, on the one hand, the power source generated in crushing is used in the fermentation stirring of stalk, pass through the mutual cooperation between ratchet, pawl, impeller and stirring rod, so that stalk uniformly tiles to fermentation cylinder bottom, to improve the fermentation efficiency of stalk, on the other hand, pass through No. two motors, No. three axis, the mutual cooperation between No. four axis, ratchet, pawl and stirring rods, stirring rod is stirred the feed liquids such as stalk, so that the temperature of feed liquid is more uniform, to improve the fermentation efficiency of stalk.

Description

A kind of preparation of marsh-gas

Technical field

The invention belongs to agricultural technology field, specifically a kind of preparation of marsh-gas.

Background technique

With the development of science and technology, biogas has had very long history as utilization of new energy resources, biogas is as environmental protection, cheap New energy, the deep attention by national government, initial biogas is mainly the methane-generating pit of rural household, in following period of time, for solution The problem of the problem of certainly crop straw burning in rural area pollutes and rural area undercharge, the positive popularization biogas thing of the Chinese government Industry, biogas application also slowly from family's fuel develop into illumination, heating, the raising of living standards of the people, industry, agricultural, The development of aquaculture, big waste fermentation methane engineering will be the effective sides of China's renewable energy utilization and ring shield Method, but the existing method for generating biogas, step is cumbersome, and existing biogas is generated often through methane-generating pit, is existed Various restraining factors cannot use raw material, effectively so as to cause can not efficiently generate biogas.

Currently, the biogas output of methane-generating pit would generally be subject to certain restrictions, such as, it can be with season and warm round the clock The variation of degree and the yield for influencing biogas.It under normal circumstances, can be normal when the temperature in methane-generating pit is greater than 15 ° Output biogas, and when the temperature in methane-generating pit is less than 15 °, biogas yield is very low, or even no longer generates biogas.In order to mention The gas producing efficiency of high methane-generating pit, it usually needs gas raw material is produced to stalk etc. and carries out break process.However, people mostly use greatly now Manual handling stalk to methane-generating pit ferments.After crushing, length is short for stalk, light weight, and as many as quantity, if artificially The trouble that can then seem is carried, not only large labor intensity, low efficiency, wasting manpower and material resources, but also wasted time.

Also occurs a kind of technical solution of preparation of marsh-gas in the prior art, such as application No. is 2013101142912 A Chinese patent disclose a kind of system for generating biogas using stalk, including straw crusher, methane-generating pit and setting exist Conveying device between straw crusher and methane-generating pit, straw crusher are able to drive moving knife cylinder equipped with one and rotate and make moving knife Piece and the tangent rotating mechanism of ledger-plate；Conveying device includes transport tube, delivery pipe and blower；Methane-generating pit include pond body, Chi Gai, Connecting tube one and deposit gas tank, the control mechanism one of methane-generating pit pressure can be stablized and can adjust methane-generating pit temperature by being equipped in methane-generating pit The control mechanism two of degree.

A kind of system for generating biogas using stalk of the technical solution, structure is simple, safety and stability and the degree of automation It is high.But in the technical solution, on the one hand cutter is not protected, so that cutter is damaged, and then reduces cutter Service life；On the other hand, the power source generated when crushing is not used in the fermentation of stalk, causes the loss of power source, thus Reduce the utilization rate of resource；Simultaneously stalk fermentation when stir it is insufficient, to reduce the fermentation efficiency of stalk；So that the skill Art scheme is restricted.

Summary of the invention

In order to make up for the deficiencies of the prior art, a kind of preparation of marsh-gas proposed by the present invention, this method is using crushing hair Ferment system crushes fermentation system and is protected in stalk crushing to cutter by setting pulverizing unit and agitating unit, from And improve the service life of cutter；In stalk fermentation, on the one hand, the fermentation that the power source generated in crushing uses stalk is stirred In mixing, by the mutual cooperation between ratchet, pawl, impeller and stirring rod, so that stalk uniformly tiles to fermentation cylinder bottom, from And the fermentation efficiency of stalk is improved, on the other hand, pass through No. two motors, No. three axis, No. four axis, ratchet, pawl and stirring rod Between mutual cooperation, stirring rod is stirred the feed liquids such as stalk, so that the temperature of feed liquid is more uniform, and feed liquid is better The heat in fermentation cylinder is absorbed, to improve the fermentation efficiency of stalk.

The technical solution adopted by the present invention to solve the technical problems is: a kind of preparation of marsh-gas of the present invention, Method includes the following steps:

Step 1: prepare other agricultural crop straws such as wheat straw, cornstalk, rice bar as raw material；

Step 2: the raw material in step 1 being put into and is crushed in fermentation system, carries out fermentation process；

Step 3: the biogas generated in step 2 is passed into methane purifying device and is purified；

Step 4: detecting biogas purified in step 3, stores after detection is qualified to biogas；

Wherein, using fermentation system is crushed in step 2, a kind of fermentation system stalk crushing hair of the present invention is crushed Ferment system, including pulverization cylinder, ferment and cylinder and deposit gas tank；It further include cutting bed, No.1 plate, pulverizing unit and agitating unit；It is described Fermentation cylinder side is connected to by pipeline with pulverization cylinder, and the fermentation cylinder other side is connected to by pipeline with gas tank is deposited；In the pulverization cylinder Portion is equipped with cutting bed, No.1 plate and pulverizing unit, and feeding inlet is equipped on the left of pulverization cylinder, and pulverization cylinder right side wall is equipped with discharge port；Institute It states cutting bed to be fixedly mounted on the left side wall of pulverization cylinder, and cutting bed is located at below feeding inlet, cutting bed for stalk for cutting Offer support platform is provided；The pulverizing unit is located at the right side of cutting bed, and pulverizing unit is fixedly mounted on the inner wall of pulverization cylinder, Pulverizing unit is used for the cutting and grinding of stalk；The No.1 plate inclination is fixed on the side wall of pulverization cylinder, and No.1 plate is used for powder Stalk after broken is introduced into fermentation cylinder；The agitating unit is located in fermentation cylinder, and agitating unit is used for the fermentation of stalk；Its In,

The pulverizing unit includes No.1 motor, No.1 axis, rotating wheel, cutter, fast pulley, No.1 air bag and No. two axis； No.1 axis both ends are fixedly mounted on pulverization cylinder side wall, and rotating wheel, fast pulley and No. two are arranged on the outer ring of No.1 axis Axis, No.1 axis are connected by bearing and No.1 motor output shaft；The cutter is slidably mounted on fast pulley；In the fast pulley Equipped with No.1 slot；The rotating wheel is equipped with No. two slots；No. two axle positions are in No.1 slot, and No. two axis one end are in No. two slots Sliding, No. two axis other ends are connected by spring and fast pulley, and No.1 air bag is equipped between No. two axis other ends and fast pulley；Institute Rotating wheel and No. two axis cooperations are stated for controlling sliding of the cutter on fast pulley；

The agitating unit includes No. two motors, impeller, No. three axis, No. four axis, ratchet, pawl, support rod and stirring rod； No. two motors are fixedly mounted at the top of fermentation cylinder；Described No. four axis one end are rotatably installed in fermentation cylinder bottom, and No. four axis are another One end is set on No. three axis outer rings；Described No. three axis one end are connected by bearing and No. two motor output shafts, and No. three axis are another End is contacted with No. four axis；The impeller is fixedly mounted on No. three axis；Spine is hinged on the outer ring of No. three axis and No. four axis Pawl, hinged place are equipped with torsional spring, and torsional spring torsion is sequentially increased from bottom to top；The pawl uniformly divides on No. three axis and No. four axis Cloth；The ratchet is connected on No. four axis by support rod, and ratchet is located at pawl；The stirring rod is connected in No. four axis On, and stirring rod is alternately distributed on No. four axis.It is the measure that rural area solves energy problem that stalk fermentation, which generates biogas, and Stalk fermentation clean and environmental protection；It needs to crush stalk before stalk fermentation, smashed stalk is put into fermentation cylinder again and sent out Ferment, to improve the efficiency of stalk fermentation；There is also the fermentation of stalk in prior art, but Shortcomings, in straw When stalk crushes, cutter is not protected, so that cutter easily causes damage, to reduce the service life of cutter；In stalk When fermentation, on the one hand, not by stalk crush in power source use fermentation cylinder in, the waste of resource is caused, to reduce money The utilization rate in source；On the other hand, before stalk fermentation not to enter fermentation cylinder stalk be stirred so that stalk it is evenly laid out Fermentation cylinder bottom, to reduce stalk fermentation efficiency.The present invention passes through setting pulverizing unit and agitating unit, on the one hand, to cutting Knife is protected, to improve the service life of cutter；On the other hand, the power source generated in crushing is used to the hair of stalk In ferment stirring, agitating unit adequately stirs stalk, to improve the fermentation efficiency of stalk.

Stalk is transported to from cutting bed from feeding inlet, drives No.1 motor at this time, No.1 motor drives rotating wheel rotation, Since No.1 slot acts on, rotating wheel rotation drives No. two axis to reciprocatingly slide in the vertical direction；When No. two axis move upwards When, No. two axis will push cutter to the Slideslip far from No. two axis, and cutter crushes stalk, and smashed stalk passes through No.1 plate, which is transported in fermentation cylinder, to ferment；When No. two axis move downward, No. two axis squeeze No.1 air bags, No.1 air bag to Outer air-blowing, and No. two axis to cutter generate extruding, cutter under the action of the spring, cutter to close to No. two axis a sideslip Dynamic, cutter avoids cutting bed, to protect to cutter, and then improves the service life of cutter；Smashed stalk into Enter to ferment cylinder when, No.1 air bag bulging gas act on impeller, impeller rotates counterclockwise, due to ratchet and pawl act on, four By certain reversion resistance in the rotation of number axis, and the resistance is sequentially increased from bottom to top, but since torsional spring torsion is bottom-up It is sequentially increased, stalk is uniformly laid in fermentation cylinder bottom by the stirring rod positioned at stalk upper layer；When stalk all puts into fermentation After in cylinder, drive No. two motors, No. two motors drive No. three axis to rotate clockwise, and pawl blocks ratchet at this time, No. three axis and No. four axis are not affected by resistance, and stirring rod is stirred the feed liquids such as stalk, on the one hand make the temperature of feed liquid more uniform, On the other hand feed liquid is made preferably to absorb the heat in fermentation cylinder, to improve the biogas output in fermentation cylinder；It generates Biogas is pipelined to deposit in gas tank and store.

Preferably, the cutting bed includes fixed plate, No. two air bags and No. two plates；The number of the fixed plate is four, Fixed plate splicing is integral, is connected between adjacent fixed plate by spring, No. two air bags is equipped between adjacent springs, wherein one Fixed plate is connected on the side wall of pulverization cylinder；It is contacted at the top of No. two plates and fixed plate, No. two plates prevent stalk from falling to phase In the gap of adjacent fixed plate.Cutting bed is integral in currently existing scheme, and cutting bed and cutter carry out rigid collision, thus to cutting Knife is damaged, and the service life of cutter is thereby reduced；The present invention passes through bullet by the way that cutting bed is spliced by several parts Mutual cooperation between spring and No. two air bags reduces the rigid collision of cutter and cutting bed so that No. two plates are shaken, thus Cutter is protected, to improve the service life of cutter.

Preferably, the cutter is made of knife main body, cutter head and rubber block；The cutter head is hinged in knife main body；It is described Rubber block one end and knife main body are connected, the rubber block other end and insert contacts；The knife main body is connected to fast pulley by spring On；The fast pulley is equipped with sharpening stone, and sharpening stone is used for the sharpening of cutter head.Cutter is cut in crushing for a long time to stalk Knife is not easy to be sharp, does not sharpen to cutter in existing scheme, to cause cutter not sharp, thereby reduces the powder of stalk Broken efficiency；The present invention, which passes through, is equipped with sharpening stone, and in cutter in No. two one Slideslips of axis, cutter head encounters sharpening stone, cutter head It is first rotated to rubber block side, rubber block is squeezed so that cutter head passes through rubber block and sword to far from the rotation of rubber block side Mutual cooperation between grinding stone, so that cutter head is sharpened on sharpening stone；In cutter in far from No. two one Slideslips of axis, cutter head It is rotated to far from rubber block side, by reciprocatingly sliding for cutter, sharpens stone and cutter head is sufficiently sharpened, to improve knife The sharpness of head, and then improve the crush efficiency of stalk.

Preferably, the No.1 axis is equipped with binder unit；The binder unit is rolled for stalk, binder unit packet Include binder block, No.1 bar, No. two bars and cam；The cam is fixedly mounted on No.1 axis, and cam is located at the rear of rotating wheel； No.1 bar one end and binder block are connected, and the No.1 bar other end and No. two bars are hinged；Described No. two bar one end and cam contact, And No. two bar one end be it is arc-shaped, the middle part of No. two bars is connected on pulverization cylinder inner wall by spring, No. two bar other ends and one Number bar is hinged, and is hinged on the inner wall of pulverization cylinder.For very big stalk, cutter is not easy completely to crush stalk, To influence the fermentation efficiency in later period；The present invention first carries out preliminary binder to stalk, then to straw by setting binder unit Stalk is crushed, to improve the fermentation efficiency of later period stalk；By No.1 motor band moving cam rotate, when cam minimum point with When No. two bar contacts, binder block tentatively crushes stalk, to improve cutter to the crush efficiency of stalk；When cam most When low spot and No. two bars contact, binder block is lifted, and stalk is crushed at pulverizing unit.

Preferably, feeding unit is equipped with inside the pulverization cylinder；The feeding unit is for sending stalk to pulverizing unit Place is crushed, and feeding unit includes feeding roller, belt, No.1 wheel, No. two wheels, No. five axis and No. six axis；The feeding roller Number is two, and a feeding roller is rotatably installed on pulverization cylinder inner wall by No. five axis, another feeding roller passes through No. six axis It is rotatably installed on the inner wall of pulverization cylinder；The No.1 wheel and No. two wheels are located at the rear of feeding roller, and No.1 wheel and No. two wheels are logical Cross belt transmission；The belt is equipped with pushing block, and pushing block is for pushing belt to rotate；It is equipped with commutation platform above the belt, changes To platform for changing the direction of pushing block.In original scheme, stalk leans on self gravitation effect completely, and stalk reaches powder from feeding inlet It is crushed at broken unit, this be easy to cause stalk to be blocked at certain position, crushes to influence subsequent stalk；This hair Bright setting feeding unit, No.1 air bag push pushing block to move downward by cylinder, and pushing block pushes belt to rotate counterclockwise, and work as pushing block When moving downward commutation platform position, the commutation valve events that pushing block touching commutates on platform, so that cylinders retract, to drive pushing block It retracts, when pushing block retracts, the sliding of pushing block opposed belts, and belt does not rotate backward, multiple groups, multiple groups cylinder is arranged in cylinder and pushing block With pushing block under the action of multiple groups reversal valve alternating cycle work, to realize belt unidirectional continuity rotation, Jin Ershi The continuity supply of existing stalk.

Preferably, one group of pushing block is alternately equipped on the belt.Pushing block undulatory motion on belt, so that feeding roller is to straw Stalk carries out feeding, to improve the feeding efficiency of feeding roller.

Preferably, the shape of the pushing block is parallelogram, and one side and belt angle far from commutation platform are acute angle.This Invention increases the contact area of pushing block and No.1 air bag bulging gas, so that pushing block and skin by being set to acute angle Band contact generates friction, drives feeding roller rotation, and then improve the feeding efficiency of feeding roller.

Beneficial effects of the present invention are as follows:

1. a kind of preparation of marsh-gas of the present invention, it is logical to crush fermentation system using fermentation system is crushed for this method Setting pulverizing unit and agitating unit are crossed, in stalk crushing, cutter is protected, to improve the use longevity of cutter Life；In stalk fermentation, on the one hand, the power source generated in crushing use stalk fermentation stirring in, by ratchet, pawl, Mutual cooperation between impeller and stirring rod, so that stalk uniformly tiles to fermentation cylinder bottom, to improve the fermentation of stalk On the other hand efficiency passes through No. two motors, No. three axis, the mutual cooperation between No. four axis, ratchet, pawl and stirring rods, stirring rod The feed liquids such as stalk are stirred, so that the temperature of feed liquid is more uniform, and feed liquid preferably absorbs the heat in fermentation cylinder, To improve the fermentation efficiency of stalk.

2. a kind of preparation of marsh-gas of the present invention, it is logical to crush fermentation system using fermentation system is crushed for this method Setting sharpening stone is crossed, during cutter reciprocatingly slides in fast pulley, sharpening stone sharpens cutter head, to improve the cutting edge of a knife or a sword of cutter head Sharp degree, and then improve the crush efficiency of stalk.

3. a kind of preparation of marsh-gas of the present invention, it is logical to crush fermentation system using fermentation system is crushed for this method Setting binder unit, binder block, No.1 bar, No. two mutual cooperations between bar and cam are crossed, so that binder block carries out just stalk Step rolls crushing, to improve the efficiency that subsequent stalk crushes.

Detailed description of the invention

The present invention will be further explained below with reference to the attached drawings.

Fig. 1 is process flow chart of the invention；

Fig. 2 is the main view for crushing fermentation system；

Fig. 3 is the cross-sectional view of A-A in Fig. 2；

Fig. 4 is the partial enlarged view in Fig. 2 at B；

Fig. 5 is the partial enlarged view in Fig. 2 at C；

Fig. 6 is the structural schematic diagram of feeding unit；

Fig. 7 is the direction view in Fig. 6 at D；

Fig. 8 is the structural schematic diagram of impeller；

Fig. 9 is the cross-sectional view of E-E in Fig. 4；

In figure: pulverization cylinder 1, feeding inlet 12, discharge port 13, fermentation cylinder 2, deposits gas tank 3, cutting bed 4, fixes No.1 plate 11 The air bag 42, two of plate 41, two plate 43, No.1 motor 51, No.1 axis 52,53, No. two slots 531 of rotating wheel, is cut pulverizing unit 5 Knife 54, knife main body 541, cutter head 542, rubber block 543, sharpening stone 544, fast pulley 55, No.1 slot 551, No.1 air bag 56, two Axis 57, the axis 63, four of impeller 62, three axis 64, ratchet 65, pawl 66, support rod 67, stirs 6, No. two motors 61 of agitating unit Mix bar 68, binder unit 7, binder block 71,72, No. two bars 73 of No.1 bar, cam 74, feeding unit 8, feeding roller 81, belt 82, 85, No. six axis 86 of No.1 wheel 83, two 84, No. five axis of wheel, pushing block 87, commutation platform 88.

Specific embodiment

In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below Specific embodiment is closed, the present invention is further explained.

As shown in Figures 1 to 9, a kind of preparation of marsh-gas of the present invention, method includes the following steps:

Wherein, it using fermentation system is crushed in step 2, crushes fermentation system and includes pulverization cylinder 1, fermentation cylinder 2 and deposit gas tank 3；It further include cutting bed 4, No.1 plate 11, pulverizing unit 5 and agitating unit 6；2 side of fermentation cylinder passes through pipeline and pulverization cylinder 1 connection, fermentation 2 other side of cylinder are connected to by pipeline with gas tank 3 is deposited；Cutting bed 4, No.1 plate 11 are equipped with inside the pulverization cylinder 1 With pulverizing unit 5, feeding inlet 12 is equipped on the left of pulverization cylinder 1,1 right side wall of pulverization cylinder is equipped with discharge port 13；The cutting bed 4 is fixed It is mounted on the left side wall of pulverization cylinder 1, and cutting bed 4 is located at 12 lower section of feeding inlet, cutting bed 4 is used to provide branch for stalk cutting Support platform；The pulverizing unit 5 is located at the right side of cutting bed 4, and pulverizing unit 5 is fixedly mounted on the inner wall of pulverization cylinder 1, crushes Unit 5 is used for the cutting and grinding of stalk；The inclination of No.1 plate 11 is fixed on the side wall of pulverization cylinder 1, and No.1 plate 11 is used for will Smashed stalk is introduced into fermentation cylinder 2；The agitating unit 6 is located in fermentation cylinder 2, and agitating unit 6 is used for the hair of stalk Ferment；Wherein,

The pulverizing unit 5 includes No.1 motor 51, No.1 axis 52, rotating wheel 53, cutter 54, fast pulley 55, No.1 gas Capsule 56 and No. two axis 57；52 both ends of No.1 axis are fixedly mounted on 1 side wall of pulverization cylinder, are arranged on the outer ring of No.1 axis 52 Rotating wheel 53, fast pulley 55 and No. two axis 57, No.1 axis 52 pass through bearing and 51 output shaft fixed connection of No.1 motor；The cutter 54 It is slidably mounted on fast pulley 55；No.1 slot 551 is equipped in the fast pulley 55；The rotating wheel 53 is equipped with No. two slots 531； No. two axis 57 are located in No.1 slot 551, and No. two 57 one end of axis are slided in No. two slots 531, and No. two 57 other ends of axis pass through Spring and fast pulley 55 are connected, and No.1 air bag 56 is equipped between No. two 57 other ends of axis and fast pulley 55；53 He of rotating wheel No. two cooperations of axis 57 are for controlling sliding of the cutter 54 on fast pulley 55；

The agitating unit 6 includes No. two motors 61, the axis 63, four of impeller 62, three axis 64, ratchet 65, pawl 66, branch Strut 67 and stirring rod 68；No. two motors 61 are fixedly mounted on 2 top of fermentation cylinder；The rotational installation of 64 one end of No. four axis In fermentation 2 bottom of cylinder, No. four 64 other ends of axis are set on No. three 63 outer rings of axis；63 one end of No. three axis passes through bearing and two Number 61 output shaft fixed connection of motor, No. three 63 other ends of axis are contacted with No. four axis 64；The impeller 62 is fixedly mounted on No. three axis 63 On；Pawl 66 is hinged on the outer ring of No. three axis 63 and No. four axis 64, hinged place is equipped with torsional spring, and torsional spring torsion is from bottom to top It is sequentially increased；The pawl 66 is uniformly distributed on No. three axis 63 and No. four axis 64；The ratchet 65 is connected by support rod 67 On No. four axis 64, and ratchet 65 is located at pawl 66；The stirring rod 68 is connected on No. four axis 64, and stirring rod 68 is four It is alternately distributed on number axis 64.It is the measure that rural area solves energy problem that stalk fermentation, which generates biogas, and stalk fermentation cleans Environmental protection；It needs to crush stalk before stalk fermentation, smashed stalk, which is put into again in fermentation cylinder 2, to ferment, to improve The efficiency of stalk fermentation；There is also the fermentation of stalk in prior art, but Shortcomings, when stalk crushes, not Cutter 54 is protected, so that cutter 54 easily causes damage, to reduce the service life of cutter 54；In stalk fermentation When, on the one hand, not by stalk crush in power source use fermentation cylinder 2 in, the waste of resource is caused, to reduce resource Utilization rate；On the other hand, the stalk for entering fermentation cylinder 2 is not stirred before stalk fermentation, is being sent out so that stalk is evenly laid out 2 bottom of ferment cylinder, to reduce stalk fermentation efficiency.The present invention passes through setting pulverizing unit 5 and agitating unit 6, on the one hand, to cutting Knife 54 is protected, to improve the service life of cutter 54；On the other hand, the power source generated in crushing is used into stalk Fermentation stirring in, agitating unit 6 adequately stirs stalk, to improve the fermentation efficiency of stalk.

Stalk is transported to from cutting bed 4 from feeding inlet 12, drives No.1 motor 51 at this time, No.1 motor 51 drives rotation 53 rotation of wheel, since No.1 slot 551 acts on, the rotation of rotating wheel 53 drives No. two axis 57 to reciprocatingly slide in the vertical direction； When No. two axis 57 move upwards, No. two axis 57 will push cutter 54 to the Slideslip far from No. two axis 57, and cutter 54 is to straw Stalk is crushed, and smashed stalk is transported in fermentation cylinder 2 by No.1 plate 11 to ferment；When No. two axis 57 move downward When, No. two axis 57 squeeze No.1 air bag 56, the outside air-blowing of No.1 air bag 56, and No. two axis 57 do not generate extruding to cutter 54, cut Under the action of the spring, cutter 54 is to the Slideslip close to No. two axis 57, and cutter 54 avoids cutting bed 4, thus to cutting for knife 54 Knife 54 is protected, and then improves the service life of cutter 54；When smashed stalk enters fermentation cylinder 2, No.1 air bag 56 The gas of bulging acts on impeller 62, and impeller 62 rotates counterclockwise, since ratchet 65 and pawl 66 act on, in No. four rotations of axis 64 By certain reversion resistance, and the resistance is sequentially increased from bottom to top, but is sequentially increased since torsional spring torsion is bottom-up, position Stalk is uniformly laid in fermentation 2 bottom of cylinder by the stirring rod 68 in stalk upper layer；After stalk is all put into fermentation cylinder 2, No. two motors 61 are driven, No. two motors 61 drive No. three axis 63 to rotate clockwise, and pawl 66 blocks ratchet 65 at this time, No. three axis 63 and No. four axis 64 be not affected by resistance, stirring rod 68 is stirred the feed liquids such as stalk, on the one hand makes the temperature of feed liquid more What is added is uniform, and feed liquid is on the other hand made preferably to absorb the heat in fermentation cylinder 2, to improve the biogas in fermentation cylinder 2 Yield；The biogas of generation is pipelined to deposit and store in gas tank 3.

As one embodiment of the present invention, the cutting bed 4 includes 41, No. two air bags 42 of fixed plate and No. two plates 43；The number of the fixed plate 41 is four, fixed plate 41 splice it is integral, it is solid by spring between adjacent fixed plate 41 Even, No. two air bags 42 are equipped between adjacent springs, wherein a fixed plate 41 is connected on the side wall of pulverization cylinder 1；No. two plates 43 with contacted at the top of fixed plate 41, No. two plates 43 prevent stalk from falling in the gap of adjacent fixed plate 41.In currently existing scheme Cutting bed 4 is integral, and cutting bed 4 and cutter 54 carry out rigid collision and thereby reduce and cut to damage cutter 54 The service life of knife 54；The present invention passes through the phase between spring and No. two air bags 42 by the way that cutting bed 4 is spliced by several parts Mutually cooperation, so that No. two plates 43 are shaken, reduces the rigid collision of cutter 54 Yu cutting bed 4, to carry out to cutter 54 Protection, to improve the service life of cutter 54.

As one embodiment of the present invention, the cutter 54 is by knife main body 541, cutter head 542 and 543 groups of rubber block At；The cutter head 542 is hinged in knife main body 541；Described 543 one end of rubber block and knife main body 541 are connected, and rubber block 543 is another One end is contacted with cutter head 542；The knife main body 541 is connected on fast pulley 55 by spring；The fast pulley 55 is equipped with sword Grinding stone 544, sharpening stone 544 are used for the sharpening of cutter head 542.During 54 long-time of cutter crushes stalk, cutter 54 is easy not It is sharp, cutter 54 is not sharpened in existing scheme, to cause cutter 54 not sharp, thereby reduces the crushing effect of stalk Rate；The present invention, which passes through, is equipped with sharpening stone 544, and in cutter 54 in No. two 57 1 Slideslips of axis, cutter head 542 encounters sharpening stone 544, cutter head 542 is first rotated to 543 side of rubber block, and rubber block 543 is squeezed so that cutter head 542 is to far from rubber block 543 Side rotation, by the mutual cooperation between rubber block 543 and sharpening stone 544, so that cutter head 542 is sharpened on sharpening stone； In cutter 54 in far from No. two 57 1 Slideslips of axis, cutter head 542 is rotated to far from 543 side of rubber block, passes through cutter 54 It reciprocatingly slides, sharpening stone 544 sufficiently sharpens cutter head 542, to improve the sharpness of cutter head 542, and then improves The crush efficiency of stalk.

As one embodiment of the present invention, the No.1 axis 52 is equipped with binder unit 7；The binder unit 7 is used In rolling for stalk, binder unit 7 includes binder block 71,72, No. two bars 73 of No.1 bar and cam 74；The fixed peace of the cam 74 On No.1 axis 52, cam 74 is located at the rear of rotating wheel 53；Described 72 one end of No.1 bar and binder block 71 are connected, No.1 bar 72 other ends and No. two bars 73 are hinged；73 one end of No. two bars is contacted with cam 74, and No. two 73 one end of bar be it is arc-shaped, two The middle part of number bar 73 is connected on 1 inner wall of pulverization cylinder by spring, and No. two 73 other ends of bar and No.1 bar 72 are hinged, and are hinged on On the inner wall of pulverization cylinder 1.For very big stalk, cutter 54 is not easy completely to crush stalk, to influence the later period Fermentation efficiency；The present invention is first carried out preliminary binder to stalk, is then crushed to stalk by setting binder unit 7, from And improve the fermentation efficiency of later period stalk；It is rotated by No.1 motor 51 with moving cam 74, when 74 minimum point of cam and No. two bars When 73 contact, binder block 71 tentatively crushes stalk, to improve cutter 54 to the crush efficiency of stalk；When cam 74 When minimum point and No. two bars 73 contact, binder block 71 is lifted, and stalk is crushed at pulverizing unit 5.

As one embodiment of the present invention, feeding unit 8 is equipped with inside the pulverization cylinder 1；The feeding unit 8 is used In sending stalk to crushing at pulverizing unit 5, feeding unit 8 includes feeding roller 81, belt 82, No.1 wheel 83, two wheels 84, No. five axis 85 and No. six axis 86；The number of the feeding roller 81 is two, and a feeding roller 81 passes through No. five rotation peaces of axis 85 On 1 inner wall of pulverization cylinder, another feeding roller 81 is rotatably installed on the inner wall of pulverization cylinder 1 by No. six axis 86；Described one Number wheel 83 with No. two wheel 84 be located at feeding roller 81 rears, No.1 wheel 83 and No. two wheel 84 pass through belt 82 be driven；The belt 82 are equipped with pushing block 87, and pushing block 87 is for pushing belt 82 to rotate；Commutation platform 88 is equipped with above the belt 82, commutation platform 88 is used In the direction for changing pushing block 87.In original scheme, stalk leans on self gravitation effect completely, and stalk is reached from feeding inlet 12 and crushed It is crushed at unit 5, this be easy to cause stalk to be blocked at certain position, crushes to influence subsequent stalk；This hair Bright setting feeding unit 8, No.1 air bag 56 push pushing block 87 to move downward by cylinder, and pushing block 87 pushes belt 82 to turn counterclockwise It is dynamic, when pushing block 87 moves downward commutation 88 position of platform, the commutation valve events that the touching of pushing block 87 commutates on platform 88, so that cylinder It retracts, so that pushing block 87 is driven to retract, when pushing block 87 retracts, the sliding of 87 opposed belts 82 of pushing block, and belt 82 does not rotate backward, Multiple groups, multiple groups cylinder and pushing block 87 alternating cycle work under the action of multiple groups reversal valve, thus real is arranged in cylinder and pushing block 87 The existing unidirectional continuity of belt 82 rotation, and then realize the continuity supply of stalk.

As one embodiment of the present invention, one group of pushing block 87 is alternately equipped on the belt 82.Pushing block 87 is in belt Undulatory motion on 82, so that feeding roller 81 carries out feeding to stalk, to improve the feeding efficiency of feeding roller 81.

As one embodiment of the present invention, the shape of the pushing block 87 is parallelogram, far from commutation platform 88 It is on one side acute angle with 82 angle of belt.The present invention increases pushing block 87 and No.1 air bag 56 bloats by being set to acute angle The contact area of gas drives feeding roller 81 to rotate, and then improve and send so that pushing block 87 contacts generation friction with belt 82 Expect the feeding efficiency of roller 81.

In use, stalk is sent into from feeding inlet 12, stalk is transported at binder unit 7 by feeding roller 81, binder Block 71 tentatively crushes stalk；When stalk is in pulverizing unit 5, the rotation of rotating wheel 53 drives No. two axis 57 in vertical direction On reciprocatingly slide；When No. two axis 57 move upwards, No. two axis 57 will push cutter 54 to the side far from No. two axis 57 Sliding, cutter 54 crush stalk, and smashed stalk is transported in fermentation cylinder 2 by No.1 plate 11 to ferment；When When No. two axis 57 move downward, No. two axis 57 squeeze No.1 air bags 56, the outside air-blowing of No.1 air bag 56, and No. two axis 57 are not to cutting Knife 54 generates extruding, and under the action of the spring, cutter 54 is to the Slideslip close to No. two axis 57, and the sword in sliding for cutter 54 Grinding stone 544 sharpens cutter head 542, to improve the sharpness of cutter 54；When smashed stalk enters fermentation cylinder 2, The gas that No.1 air bag 56 bloats acts on impeller 62, and impeller 62 rotates counterclockwise, since ratchet 65 and pawl 66 act on, No. four By certain reversion resistance in the rotation of axis 64, and the resistance is sequentially increased from bottom to top, but since torsional spring torsion is bottom-up It is sequentially increased, stalk is uniformly laid in fermentation 2 bottom of cylinder by the stirring rod 68 positioned at stalk upper layer；When stalk all puts into hair After in ferment cylinder 2, No. two motors 61 are driven, No. two motors 61 drive No. three axis 63 to rotate clockwise, and pawl 66 is by ratchet 65 at this time It blocks, No. three axis 63 and No. four axis 64 are not affected by resistance, and stirring rod 68 is stirred the feed liquids such as stalk, on the one hand to expect The temperature of liquid is more uniform, on the other hand makes feed liquid preferably absorb the heat in fermentation cylinder 2, to improve fermentation cylinder Biogas output in 2；The biogas of generation is pipelined to deposit and store in gas tank 3.

Above-mentioned front, back, left, right, up, down is mark according to personage's observation visual angle on the basis of Fig. 2 in Figure of description Standard, device surface are defined as a left side on the left of observer to before being defined as on one side of observer, and so on.

In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "front", "rear", The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached drawing institute The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as protecting the present invention The limitation of range.

Finally it is noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations.To the greatest extent Present invention has been described in detail with reference to the aforementioned embodiments for pipe, those skilled in the art should understand that: it is still It is possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is equally replaced It changes；And these are modified or replaceed, the essence for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution Mind and range.Every other embodiment obtained by those of ordinary skill in the art without making creative efforts, It shall fall within the protection scope of the present invention.

Claims

1. a kind of preparation of marsh-gas, it is characterised in that: method includes the following steps:

Wherein, it using fermentation system is crushed in step 2, crushes fermentation system and includes pulverization cylinder (1), fermentation cylinder (2) and deposit gas tank (3)；It further include cutting bed (4), No.1 plate (11), pulverizing unit (5) and agitating unit (6)；Fermentation cylinder (2) side passes through Pipeline is connected to pulverization cylinder (1), and fermentation cylinder (2) other side is connected to by pipeline with gas tank (3) is deposited；The pulverization cylinder (1) is internal Equipped with cutting bed (4), No.1 plate (11) and pulverizing unit (5), feeding inlet (12) are equipped on the left of pulverization cylinder (1), pulverization cylinder (1) is right Side wall is equipped with discharge port (13)；The cutting bed (4) is fixedly mounted on the left side wall of pulverization cylinder (1), and cutting bed (4) is located at Below feeding inlet (12), cutting bed (4) is used to provide support platform for stalk cutting；The pulverizing unit (5) is located at cutting bed (4) right side, pulverizing unit (5) are fixedly mounted on the inner wall of pulverization cylinder (1), and pulverizing unit (5) is used for the cutting powder of stalk It is broken；No.1 plate (11) inclination is fixed on the side wall of pulverization cylinder (1), and No.1 plate (11) is for introducing smashed stalk Into fermentation cylinder (2)；The agitating unit (6) is located in fermentation cylinder (2), and agitating unit (6) is used for the fermentation of stalk；Wherein,

The pulverizing unit (5) includes No.1 motor (51), No.1 axis (52), rotating wheel (53), cutter (54), fast pulley (55), No.1 air bag (56) and No. two axis (57)；No.1 axis (52) both ends are fixedly mounted on pulverization cylinder (1) side wall, and one Be arranged with rotating wheel (53), fast pulley (55) and No. two axis (57) on the outer ring of number axis (52), No.1 axis (52) by bearing with No.1 motor (51) output shaft fixed connection；The cutter (54) is slidably mounted on fast pulley (55)；It is set in the fast pulley (55) There are No.1 slot (551)；The rotating wheel (53) is equipped with No. two slots (531)；No. two axis (57) are located at No.1 slot (551) In, the sliding in No. two slots (531) of No. two axis (57) one end, No. two axis (57) other ends pass through spring and fast pulley (55) are solid Even, and between No. two axis (57) other ends and fast pulley (55) No.1 air bag (56) are equipped with；The rotating wheel (53) and No. two axis (57) cooperation is for controlling sliding of the cutter (54) on fast pulley (55)；

The agitating unit (6) include No. two motors (61), impeller (62), No. three axis (63), No. four axis (64), ratchet (65), Pawl (66), support rod (67) and stirring rod (68)；No. two motors (61) are fixedly mounted at the top of fermentation cylinder (2)；It is described No. four axis (64) one end are rotatably installed in fermentation cylinder (2) bottom, and No. four axis (64) other ends are set on No. three axis (63) outer rings； No. three axis (63) one end passes through bearing and No. two motor (61) output shaft fixed connections, No. three axis (63) other ends and No. four axis (64) it contacts；The impeller (62) is fixedly mounted on No. three axis (63)；The outer ring of No. three axis (63) and No. four axis (64) On be hinged with pawl (66), hinged place be equipped with torsional spring；The pawl (66) is uniformly divided on No. three axis (63) and No. four axis (64) Cloth；The ratchet (65) is connected on No. four axis (64) by support rod (67), and ratchet (65) is located at pawl (66)；It is described Stirring rod (68) is connected on No. four axis (64), and stirring rod (68) is alternately distributed on No. four axis (64).

2. a kind of preparation of marsh-gas according to claim 1, it is characterised in that: the cutting bed (4) includes fixed plate (41), No. two air bags (42) and No. two plates (43)；The number of the fixed plate (41) is four, and it is whole that fixed plate (41) is spliced into one Body is connected between adjacent fixed plate (41) by spring, No. two air bags (42) is equipped between adjacent springs, wherein a fixed plate (41) it is connected on the side wall of pulverization cylinder (1)；It is contacted at the top of No. two plates (43) and fixed plate (41).

3. a kind of preparation of marsh-gas according to claim 1, it is characterised in that: the cutter (54) is by knife main body (541), cutter head (542) and rubber block (543) composition；The cutter head (542) is hinged on knife main body (541)；The rubber block (543) one end and knife main body (541) are connected, and rubber block (543) other end is contacted with cutter head (542)；The knife main body (541) is logical Spring is crossed to be connected on fast pulley (55)；The fast pulley (55) is equipped with sharpening stone (544), and sharpening stone (544) is used for cutter head (542) sharpening.

4. a kind of preparation of marsh-gas according to claim 1, it is characterised in that: the No.1 axis (52) is equipped with binder Unit (7)；The binder unit (7) is rolled for stalk, and binder unit (7) includes binder block (71), No.1 bar (72), two Number bar (73) and cam (74)；The cam (74) is fixedly mounted on No.1 axis (52), and cam (74) is located at rotating wheel (53) Rear；Described No.1 bar (72) one end and binder block (71) are connected, and No.1 bar (72) other end and No. two bars (73) are hinged；Institute No. two bar (73) one end are stated to contact with cam (74), and No. two bar (73) one end be it is arc-shaped, pass through in the middle part of No. two bars (73) Spring is connected on pulverization cylinder (1) inner wall, and No. two bar (73) other ends and No.1 bar (72) hingedly, and are hinged on pulverization cylinder (1) Inner wall on.

5. a kind of preparation of marsh-gas according to claim 1, it is characterised in that: be equipped with and send inside the pulverization cylinder (1) Material unit (8)；The feeding unit (8) is used to send stalk to crushing at pulverizing unit (5), and feeding unit (8) includes Feeding roller (81), belt (82), No.1 wheel (83), No. two wheels (84), No. five axis (85) and No. six axis (86)；The feeding roller (81) number is two, and a feeding roller (81) is rotatably installed on pulverization cylinder (1) inner wall by No. five axis (85), another Feeding roller (81) is rotatably installed on the inner wall of pulverization cylinder (1) by No. six axis (86)；The No.1 wheel (83) and No. two wheels (84) it is located at the rear of feeding roller (81), No.1 wheel (83) and No. two wheels (84) are driven by belt (82)；The belt (82) It is equipped with pushing block (87), pushing block (87) is for pushing belt (82) to rotate；It is equipped with commutation platform (88) above the belt (82), changes To platform (88) for changing the direction of pushing block (87).

6. a kind of preparation of marsh-gas according to claim 5, it is characterised in that: be alternately equipped with one on the belt (82) Group pushing block (87).

7. a kind of preparation of marsh-gas according to claim 6, it is characterised in that: the shape of the pushing block (87) is parallel Quadrangle, one side and belt (82) angle far from commutation platform (88) are acute angle.