Disclosure of Invention
The technical problem to be solved by the invention is to provide equipment for preparing methane by using biomass energy, which overcomes the problems of slow methane preparation, difficult collection and the like, improves the methane preparation efficiency and increases methane collection ways.
The invention is realized by the following technical scheme.
The device for preparing the biogas by using the biomass energy comprises a shell, wherein a reaction cavity is arranged in the shell, a transmission cavity is arranged at the right end in the shell, a transmission mechanism for providing power for the device is arranged in the transmission cavity, a lifting rotating mechanism with a stirring function and a pushing function is arranged in the reaction cavity, a blanking mechanism for controlling feeding is further arranged at the upper end in the reaction cavity, and a gas collecting mechanism for collecting the prepared biogas in a centralized manner is arranged at the upper side of the transmission cavity;
the lifting and rotating mechanism comprises a driven cavity positioned on the lower side of the reaction cavity, the right cavity wall of the transmission cavity is rotatably connected with a rotating rod of which the left end extends into the driven cavity, the left end of the rotating rod is connected with a sliding gear through a key, a sliding cavity with a left opening is arranged in the sliding gear, a sliding block capable of sliding in the cavity is arranged in the sliding cavity, the left end surface of the sliding block is fixedly connected with a string, the left end of the rotating rod is also provided with an annular plate positioned on the right side of the sliding gear, the left end surface of the annular plate is fixedly provided with two tension springs connected with the right end surface of the sliding gear, the lower cavity wall of the driven cavity is rotatably connected with a rotating shaft of which the upper end extends into the reaction cavity, the upper end of the rotating shaft is provided with a first bevel gear positioned in the reaction cavity, a push plate capable of sliding up, the lifting cavity is internally provided with a lifting block capable of sliding up and down in the cavity, the upper end face of the lifting block is provided with an extension spring connected with the upper cavity wall of the lifting cavity, the lower end face of the lifting block is fixedly connected with the upper end face of the rotating shaft, the upper end face of the push plate is fixedly provided with four fixed rods, the lower end of the rotating shaft is provided with a rack sleeve which surrounds the rotating shaft, the front end face of the rotating shaft can be meshed and connected with the sliding gear, the rotating shaft can rotate in the rack sleeve, and the lower side of the reaction cavity is provided with a heating block;
the device is used for blanking according to a certain batching proportion through the blanking mechanism, then stirring is carried out through the lifting rotating mechanism to enable the device to react to generate methane, and finally the generated methane is collected through the gas collecting mechanism.
Further, drive mechanism is including fixing the motor on the transmission chamber right side chamber wall, motor left end power connection left end stretches into the transmission shaft of reaction intracavity, the transmission shaft left end be equipped with the second bevel gear that first bevel gear meshing is connected, the transmission shaft right-hand member is equipped with drive gear, the bull stick right-hand member be equipped with the driven gear that drive gear meshing is connected, transmission chamber right side chamber wall still rotates and is connected with the pivot that is located the transmission shaft upside, the pivot left end is equipped with the ratchet, be equipped with the rotation chamber of evenly arranging on the ratchet, the chamber wall all rotates around rotating the chamber and is connected with the dead lever, all be equipped with the rotor plate on the dead lever, still be equipped with torsion spring on the dead lever with the rotor plate is connected, the pivot right-hand member is equipped with the rope winding wheel, be connected with.
Furthermore, the blanking mechanism comprises a first storage cavity, a second storage cavity and a third storage cavity which are positioned at the upper end of the machine shell and provided with upward openings, water is filled in the second storage cavity, an acid-base regulator is filled in the third storage cavity, a first feeding hole communicated with the reaction cavity is arranged on the lower cavity wall of the first storage cavity, a second feeding hole communicated with the reaction cavity is arranged on the lower cavity wall of the second storage cavity, a third feeding hole communicated with the reaction cavity is arranged on the lower cavity wall of the third storage cavity, a moving cavity penetrating through the first feeding hole, the second feeding hole and the third feeding hole is arranged on the upper side of the reaction cavity, a partition board capable of sliding left and right in the cavity is arranged in the moving cavity, three first through holes, second through holes and third through holes which are communicated up and down are arranged in the partition board, a reset spring is fixedly arranged on the left cavity wall of the partition board and connected with the left cavity wall of the moving cavity, partition left end face fixedly connected with rope made of hemp one end, it is equipped with the dog chamber that the opening is ascending to remove chamber cavity wall down, the dog intracavity is equipped with gliding dog from top to bottom at the intracavity, dog cavity wall down be equipped with elastic spring with dog chamber cavity wall connection down, terminal surface fixedly connected with stay cord under the dog, the terminal surface is equipped with the decurrent draw-in groove of opening under the baffle, reaction chamber left side cavity wall is equipped with the briquetting chamber that the opening is to the right, the briquetting intracavity is equipped with can be at intracavity gliding briquetting from top to bottom, under the briquetting terminal surface fixed be equipped with supporting spring with briquetting chamber cavity wall connection down, briquetting left end face fixedly connected with stay cord one end, the fixed block that is equipped with of briquetting right-hand member face.
Further, the gas collection mechanism comprises a gas collection cavity located on the upper side of the transmission cavity, a pressing plate capable of sliding up and down in the cavity is arranged in the gas collection cavity, two elastic springs are fixedly arranged on the lower end face of the pressing plate, the lower ends of the elastic springs are connected with the lower cavity wall of the gas collection cavity, the upper end of the right cavity wall of the gas collection cavity is provided with a gas outlet communicated with the external space, the lower end of the right cavity wall of the gas collection cavity is provided with a gas outlet communicated with the external space, an electromagnetic switch is arranged in the gas outlet, the lower end of the left cavity wall of the gas collection cavity is provided with a moving cavity communicated with the reaction cavity, a piston plate capable of sliding left and right in the cavity is arranged in the moving cavity, the left end face of the piston plate is fixedly provided with two compression.
Further, in an initial state, the stopper is located in the clamping groove, the first storage cavity, the second storage cavity and the third storage cavity are communicated with the reaction cavity through the first feeding hole, the second feeding hole and the third feeding hole respectively, and the return spring is in a compressed state.
Further, in an initial state, the sliding gear is located on the right side of the rotating shaft, the sliding gear and the rack sleeve are in a disengaged state, and the tension of the tension spring is larger than the friction force applied to the sliding gear when the sliding gear slides on the rotating rod.
Further, in an initial state, the push plate is located on the upper end face of the fixed block, and the supporting force of the supporting spring is larger than the gravity of the push plate.
The invention has the beneficial effects that: the device simple structure, the simple operation, the device can automatic blending at the during operation, and the feed opening size according to the design carries out the batching counter weight according to certain proportion, and the device is from taking stirring function and heating function, and the device can open automatically and collect the function after accomplishing the reaction fast, and the marsh gas that obtains will react is concentrated and is collected.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The device for preparing biogas by using biomass energy, which is described in conjunction with the attached drawings 1-5, comprises a casing 10, a reaction chamber 18 is arranged in the casing 10, a transmission chamber 66 is arranged at the right end in the casing 10, a transmission mechanism 63 for providing power for the device is arranged in the transmission chamber 66, a lifting rotating mechanism 13 with stirring function and pushing function is arranged in the reaction chamber 18, a blanking mechanism 35 for controlling feeding is also arranged at the upper end in the reaction chamber 18, a gas collecting mechanism 53 for collecting the prepared biogas in a centralized manner is arranged at the upper side of the transmission chamber 66, the lifting rotating mechanism 13 comprises a driven chamber 12 arranged at the lower side of the reaction chamber 18, a rotating rod 65 with the left end extending into the driven chamber 12 is rotatably connected to the right chamber wall of the transmission chamber 66, a sliding gear 78 is connected to the left end of the rotating rod 65 in a key manner, a sliding chamber 81 with a left opening, a sliding block 77 capable of sliding in the cavity is arranged in the sliding cavity 81, a string 48 is fixedly connected to the left end surface of the sliding block 77, an annular plate 80 positioned on the right side of the sliding gear 78 is further arranged at the left end of the rotating rod 65, two tension springs 79 are fixedly arranged on the left end surface of the annular plate 80 and connected to the right end surface of the sliding gear 78, the lower cavity wall of the driven cavity 12 is rotatably connected to a rotating shaft 14 with the upper end extending into the reaction cavity 18, a first bevel gear 16 positioned in the reaction cavity 18 is arranged at the upper end of the rotating shaft 14, a push plate 82 capable of sliding up and down in the cavity and rotating in the cavity is arranged in the reaction cavity 18, a lifting cavity 26 with a downward opening is arranged in the push plate 82, a lifting block 24 capable of sliding up and down in the cavity is arranged in the lifting cavity 26, a tension spring 27 is arranged on the upper end surface of the lifting block 24 and connected to the upper cavity wall of the lifting cavity 26, the device is characterized in that four fixing rods 25 are fixedly arranged on the upper end face of the push plate 82, a rack sleeve 67 which surrounds the rotating shaft 14 and can be meshed and connected with the sliding gear 78 at the front end face is arranged at the lower end of the rotating shaft 14, the rotating shaft 14 can rotate in the rack sleeve 67, a heating block 17 is arranged on the lower side of the reaction cavity 18, the device carries out blanking according to a certain batching proportion through the blanking mechanism 35, then carries out stirring through the lifting rotating mechanism 13 to enable the device to react to generate biogas, and finally collects the generated biogas through the gas collecting mechanism 53.
Beneficially, the transmission mechanism 63 includes a motor 61 fixed on the right cavity wall of the transmission cavity 66, the left end of the motor 61 is in power connection with a transmission shaft 62, the left end of the transmission shaft 62 is provided with a second bevel gear 15 engaged with the first bevel gear 16, the right end of the transmission shaft 62 is provided with a transmission gear 64, the right end of the rotating rod 65 is provided with a driven gear 11 engaged with the transmission gear 64, the right cavity wall of the transmission cavity 66 is further in rotational connection with a rotating shaft 59 located on the upper side of the transmission shaft 62, the left end of the rotating shaft 59 is provided with a ratchet 57, the ratchet 57 is provided with rotating cavities 71 uniformly arranged, the front and rear cavity walls of the rotating cavities 71 are both in rotational connection with a fixed rod 70, the fixed rod 70 is provided with a rotating plate 69, the fixed rod 70 is further provided with a torsion spring 68 connected with the rotating plate 69, and the right end of the rotating, the rope winding wheel 58 is connected with a hemp rope 28.
Beneficially, the feeding mechanism 35 includes a first storage chamber 34, a second storage chamber 38 and a third storage chamber 43 which are located at the upper end of the machine shell 10 and open upwards, the second storage chamber 38 is filled with water 37, the third storage chamber 43 is filled with an acid-base modifier 40, a first feeding hole 33 communicated with the reaction chamber 18 is formed in the lower chamber wall of the first storage chamber 34, a second feeding hole 39 communicated with the reaction chamber 18 is formed in the lower chamber wall of the second storage chamber 38, a third feeding hole 41 communicated with the reaction chamber 18 is formed in the lower chamber wall of the third storage chamber 43, a moving chamber 30 penetrating through the first feeding hole 33, the second feeding hole 39 and the third feeding hole 41 is formed in the upper side of the reaction chamber 18, a partition plate 31 capable of sliding left and right in the moving chamber is arranged in the moving chamber 30, three first through holes 32, second through holes 36 and third through holes 42 are arranged in the partition plate 31 and are communicated up and down, a return spring 29 is fixedly arranged on the left cavity wall of the clapboard 31 and is connected with the left cavity wall of the movable cavity 30, one end of the hemp rope 28 is fixedly connected to the left end face of the partition plate 31, a stopper cavity 75 with an upward opening is arranged on the lower cavity wall of the moving cavity 30, a block 73 capable of sliding up and down in the block cavity 75 is arranged in the block cavity, an elastic spring 72 is arranged on the lower cavity wall of the block 73 and connected with the lower cavity wall of the block cavity 75, the lower end surface of the block 73 is fixedly connected with a pull rope 23, the lower end surface of the clapboard 31 is provided with a clamping groove 74 with a downward opening, a briquetting cavity 20 with a right opening is arranged on the left cavity wall of the reaction cavity 18, a briquetting 21 capable of sliding up and down in the cavity is arranged in the briquetting cavity 20, a supporting spring 19 is fixedly arranged on the lower end surface of the pressing block 21 and is connected with the lower cavity wall of the pressing block cavity 20, the left end face of the pressing block 21 is fixedly connected with one end of the pull rope 23, and the right end face of the pressing block 21 is fixedly provided with a fixing block 22.
Advantageously, the gas collection means 53 comprises a gas collection chamber 51 located on the upper side of the transmission chamber 66, a pressure plate 49 which can slide up and down in the gas collection cavity 51 is arranged in the gas collection cavity, two elastic springs 52 are fixedly arranged on the lower end surface of the pressure plate 49, the lower end of the elastic spring 52 is connected with the lower cavity wall of the gas collecting cavity 51, the upper end of the right cavity wall of the gas collecting cavity 51 is provided with an air outlet 50 communicated with the external space, the lower end of the right cavity wall of the gas collecting cavity 51 is provided with a gas outlet hole 55 communicated with the external space, an electromagnetic switch 54 is arranged in the gas outlet hole 55, the lower end of the left chamber wall of the gas collection chamber 51 is provided with a moving chamber 30 communicated with the reaction chamber 18, a piston plate 47 capable of sliding left and right in the moving chamber 30 is arranged in the moving chamber, two compression springs 46 are fixedly arranged on the left end face of the piston plate 47 and connected with the left cavity wall of the air inlet 45, and one end of the string 48 is connected to the lower end face of the piston plate 47.
Advantageously, in the initial state, the stop 73 is located in the slot 74, the first, second and third reservoirs 34, 38, 43 are in communication with the reaction chamber 18 through the first, second and third inlet holes 33, 39, 41, respectively, and the return spring 29 is in a compressed state.
Advantageously, in the initial state, the sliding gear 78 is located at the right side of the rotating shaft 14, the sliding gear 78 is in a disengaged state with the rack sleeve 67, and the tension of the tension spring 79 is greater than the friction force received when the sliding gear 78 slides on the rotating rod 65.
Advantageously, in the initial state, the push plate 82 is located on the upper end surface of the fixed block 22, and the supporting force of the supporting spring 19 is greater than the gravity of the push plate 82.
Sequence of mechanical actions of the whole device:
1: the biomass raw material is poured into the first storage cavity 34, the water 37 is poured into the second storage cavity 38, the acid-base regulator 40 is poured into the third storage cavity 43, the biomass raw material enters the reaction cavity 18 through the first feeding hole 33, the water 37 enters the reaction cavity 18 through the second feeding hole 39, the acid-base regulator 40 enters the reaction cavity 18 through the third feeding hole 41, the three are accumulated on the push plate 82, when the weight is accumulated to press the fixing block 22 to move downwards, the pressing block 21 moves downwards, the pull rope 23 is tensioned, the block 73 is pulled downwards by the pull rope 23 to be separated from the clamping groove 74, the partition plate 31 loses the barrier of the block 73 and moves rightwards under the action of the return spring 29, and therefore the first feeding hole 33, the second feeding hole 39 and the third feeding hole 41 are closed, and feeding into the reaction cavity 18 is stopped;
2: starting the motor 61, wherein the motor 61 works to drive the transmission shaft 62 to rotate so as to drive the transmission gear 64 and the second bevel gear 15 to rotate, the transmission gear 64 and the second bevel gear 15 rotate to drive the first bevel gear 16 meshed with the transmission gear to rotate so as to drive the rotating shaft 14 to rotate so as to drive the push plate 82 and the four fixing rods 25 to rotate so as to accelerate the reaction rate of the materials, starting the heating block 17 to provide a proper temperature for the reaction in the reaction chamber 18, and the transmission gear 64 rotates to drive the driven gear 11 meshed with the transmission gear to rotate so as to drive the rotating rod 65 to rotate so as to drive the sliding gear 78 to rotate;
3: when the reaction is carried out to a certain process, the gas pressure in the reaction chamber 18 is increased by the methane generated in the reaction chamber 18, so that the piston plate 47 is pushed to move rightwards under the action of the gas pressure, the string 48 is tensioned, the sliding gear 78 moves leftwards under the action of the tension of the string 48 and is meshed with the rack sleeve 67, so that the rack sleeve 67 and the rotating shaft 14 are driven to move upwards, so that the push plate 82 is driven to move upwards, when the rotating shaft 14 moves upwards, the first bevel gear 16 is disengaged from the second bevel gear 15, the push plate 82 stops rotating, the push plate 82 moves upwards to push the methane in the reaction chamber 18 into the gas collection chamber 51 through the gas inlet 45, in the process that the methane enters the gas collection chamber 51, the press plate 49 is pushed to move upwards by the gas pressure, the air in the gas collection chamber 51 is discharged through the gas outlet 50, the press block 21 loses the pressure action of the press block push plate 82 and moves upwards to, when the pull rope 23 is loosened, the stop block 73 loses the tensile force of the pull rope 23 and moves upwards to reset under the action of the elastic spring 72;
4: when the biogas is collected, the piston plate 47 moves leftwards to reset under the action of the two compression springs 46, the thin rope 48 is loosened, the sliding gear 78 loses the pulling force of the thin rope 48 and moves rightwards to reset under the action of the tension spring 79, the sliding gear 78 is disengaged and connected with the rack sleeve 67, the push plate 82 and the rotating shaft 14 move downwards to reset under the action of self gravity, the starting motor 61 rotates reversely, the transmission shaft 62 and the transmission gear 64 are driven to rotate reversely, the ratchet wheel 57 is driven to rotate through the reverse rotation of the transmission gear 64, the rotating shaft 59 and the rope winding wheel 58 are driven to rotate, the rope winding wheel 58 is used for tensioning the rope 28, the partition plate 31 is pulled leftwards by the rope 28 to reset, and the stop block 73 enters the clamping groove 74;
5: the motor 61 is turned off, the operation process is completed, the electromagnetic switch 54 is manually turned on, the pressure plate 49 in the gas collection cavity 51 moves downwards under the action of the two elastic springs 52, and the biogas in the gas collection cavity 51 is pushed out from the gas outlet 55.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.