Biomass fuel rapid cracking device based on microwave assistance

Abstract

The utility model discloses a biomass fuel rapid cracking device based on microwave assistance, which comprises a cracking tank, a plurality of groups of magnetrons used for cracking biomass fuel are fixedly mounted at the top of the cracking tank, and a control assembly used for controlling the magnetrons is mounted at the top of the cracking tank. The bottom of the cracking pipe is connected with a baffle plate through a hinge, the baffle plate is used for sealing a discharge port of the cracking tank, and a fixing piece is arranged on the surface of the cracking tank and is used for fixing the baffle plate, the control assembly and the magnetron are arranged, and the control assembly controls the magnetron to generate microwaves to heat biomass fuel; microwaves can directly act on material molecules or atoms, a long-time preheating process is not needed, materials can be rapidly heated, the efficiency is very high, the cracking speed of biomass fuel is increased, the microwaves have very high penetrability and can directly reach the interior of the biomass fuel, and therefore it is guaranteed that the cracking speed of the biomass fuel on the upper side and the cracking speed of the biomass fuel on the lower side are kept consistent.

Description

Technical Field

[0001] The utility model relates to the technical field of biomass fuel cracking devices, in particular to a microwave-assisted biomass fuel rapid cracking device. Background Art

[0002] The working principle of the biomass fuel cracking device is to decompose biomass macromolecules into small molecules by heating under anaerobic or anoxic conditions, which helps to reduce the accumulation of biomass waste and realize the recycling of resources.

[0003] A Chinese patent with the announcement number CN214948978U discloses a biomass gasification combustion boiler, comprising a furnace body, wherein a gasification chamber and a combustion chamber are provided inside the furnace body, and the combustion chamber is located above the gasification chamber. An isolating water jacket is provided inside the side wall of the furnace body, and the inner side wall of the gasification chamber is movably connected to a placement plate via a rotating shaft. A movable groove is provided inside the side wall of the furnace body and located on one side of the isolating water jacket. A top plate is provided inside the movable groove. A pull rod is fixedly connected to the top plate. The end of the pull rod located inside the gasification chamber is movably connected to a connecting rod. The end of the connecting rod away from the pull rod is movably connected to the placement plate, and the end of the pull rod away from the connecting rod extends to the outside of the furnace body. In this utility model, the placement plate is rotated by controlling the connecting rod by the pull rod, so that the biomass fuel after high-temperature cracking and distillation on the placement plate is dumped and discharged through a sewage pipe, which is conducive to improving the work efficiency of the staff.

[0004] The above-mentioned biomass gasification combustion boiler has some problems in use. The combustion chamber is located above the gasification chamber. When the biomass fuel is cracked, the biomass fuel on the upper side is closer to the combustion chamber, so it receives more heat, which easily leads to different cracking speeds of the biomass fuel on the upper and lower sides. Utility Model Content

[0005] The purpose of the present utility model is to provide a microwave-assisted rapid cracking device for biomass fuel to solve the problem raised in the above-mentioned background technology that the biomass fuel located on the upper side is closer to the combustion chamber, so it receives more heat, which easily leads to different cracking speeds of the biomass fuel located on the upper and lower sides.

[0006] To achieve the above objectives, the present invention provides the following technical solutions:

[0007] A microwave-assisted biomass fuel rapid cracking device includes a cracking tank, wherein a plurality of magnetrons for cracking the biomass fuel are fixedly mounted on the top of the cracking tank, a control assembly for controlling the magnetrons is mounted on the top of the cracking tank, a baffle for sealing the cracking tank outlet is hingedly connected to the bottom of the cracking tube, a fixing member for fixing the baffle is provided on the surface of the cracking tank, and a feed pipe is connected to the top of the cracking tank;

[0008] The control assembly includes a DSP controller fixedly installed on the top of the cracking tank, a temperature sensor fixedly connected to the surface of the cracking tank, a signal output end of the temperature sensor electrically connected to the signal input end of the DSP controller through a wire, and a signal input end of the magnetron electrically connected to the signal output end of the DSP controller through a wire.

[0009] Preferably, the fixing member includes a fixing block fixedly installed on the bottom of one side of the baffle, and a fixing plate is fixedly connected to the bottom surface of the cracking tank and at a position corresponding to the fixing block. A bolt is threadedly connected to the surface of the fixing plate, and one end of the bolt is threaded through the fixing plate and is threadedly connected to the surface of the fixing block.

[0010] Preferably, a threaded ring is fixedly connected to the top of the cracking tank and located at a position corresponding to the outer circumference of the magnetron, and a nut for fixing the magnetron is threadedly connected to the surface of the threaded ring.

[0011] Preferably, an annular groove is provided on the top surface of the baffle, and several groups of guide grooves connected to the inner cavity of the annular groove are provided on the top surface of the baffle. A liquid outlet is provided at the top of the baffle and in the middle of the annular groove. One end of the guide groove converges to the position of the liquid outlet and is connected to the inner cavity of the liquid outlet. The inner cavity of the liquid outlet is fixedly connected to a filter plate.

[0012] Preferably, a collecting pipe is fixedly connected to the bottom of the baffle and the outer circumferential surface of the liquid outlet hole, the inner cavity of the liquid outlet hole is connected to the inner cavity of the collecting pipe, and the bottom of the collecting pipe is connected to a conduit.

[0013] Preferably, a guide block is fixedly connected to the inner wall of the bottom of the cracking tank, and the top of the guide block is inclined toward the side of the discharge port.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] 1. The utility model sets a control component and a magnetron. The control component controls the magnetron to generate microwaves to heat the biomass fuel. Microwaves can heat materials quickly and efficiently, thereby increasing the cracking rate of the biomass fuel. Microwaves have strong penetrability and can directly reach the interior of the biomass fuel, thereby ensuring that the cracking rates of the biomass fuel on the upper and lower sides remain consistent. Furthermore, the temperature sensor is responsible for real-time monitoring the temperature inside the cracking tank and feeding back the temperature data to the DSP controller. The DSP controller adjusts the working state of the magnetron according to the received temperature information through a preset control algorithm and program, thereby ensuring the cracking speed and effect of the biomass fuel.

[0016] 2. The utility model provides a threaded ring and a nut. When the magnetron is damaged, the nut is removed to release the restriction on the magnetron. The magnetron is then pulled upward to be disassembled, thereby facilitating maintenance or replacement of the magnetron by the staff, thereby improving the maintenance convenience of the device.

[0017] 3. The utility model uses the setting of the guide block and the liquid outlet hole to guide the liquid or tar produced by the cracking of the biomass fuel to flow to the surface of the baffle through the guide block, and flows from the inner cavity of the annular groove through the guide groove into the inner cavity of the discharge hole, and is filtered through the filter plate and flows to the outside through the conduit, making it convenient for the staff to collect it and recycle it. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic structural diagram of a microwave-assisted biomass fuel rapid cracking device of the present invention;

[0019] Figure 2 This is a schematic cross-sectional view of the cracking tank of the present invention;

[0020] Figure 3 This is a structural diagram of the baffle of the utility model.

[0021] In the figure: 100, cracking tank; 101, DSP controller; 102, wire; 103, feed pipe; 104, temperature sensor; 105, guide block; 106, baffle; 107, fixing plate; 108, fixing block; 109, hinge; 110, bolt; 200, magnetron; 201, threaded ring; 202, nut; 300, conduit; 301, collecting pipe; 400, annular groove; 401, guide groove; 402, liquid outlet; 403, filter plate. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] See also Figure 1-3 This embodiment provides a microwave-assisted rapid cracking device for biomass fuel, comprising a cracking tank 100. Several groups of magnetrons 200 for cracking biomass fuel are fixedly mounted on the top of the cracking tank 100. A control assembly for controlling the magnetrons 200 is mounted on the top of the cracking tank 100. A baffle 106 for sealing the discharge port of the cracking tank 100 is connected to the bottom of the cracking tube via a hinge 109. A fixing member for fixing the baffle 106 is provided on the surface of the cracking tank 100. A feed pipe 103 is connected to the top of the cracking tank 100.

[0024] The control assembly includes a DSP controller 101 fixedly mounted on the top of the cracking tank 100, wherein the model of the DSP controller 101 is TMS320F28335, and a temperature sensor 104 is fixedly connected to the surface of the cracking tank 100, wherein the model of the temperature sensor 104 is pt100, and the signal output end of the temperature sensor 104 is electrically connected to the signal input end of the DSP controller 101 through a wire 102, and the signal input end of the magnetron 200 is electrically connected to the signal output end of the DSP controller 101 through a wire 102. 00 setting, the control component controls the magnetron 200 to generate microwaves to heat the biomass fuel. The microwaves have strong penetrability and can directly reach the inside of the biomass fuel, thereby ensuring that the cracking speed of the biomass fuel on the upper and lower sides remains consistent. Furthermore, the temperature sensor 104 is responsible for real-time monitoring of the temperature inside the cracking tank 100 and feeding back the temperature data to the DSP controller 101. The DSP controller 101 adjusts the working state of the magnetron 200 according to the received temperature information through a preset control algorithm and program, thereby ensuring the cracking speed and effect of the biomass fuel.

[0025] Furthermore, the fixing member includes a fixing block 108 fixedly mounted on the bottom of one side of the baffle 106. A fixing plate 107 is fixedly connected to the bottom surface of the cracking tank 100 and at a position corresponding to the fixing block 108. A bolt 110 is threadedly connected to the surface of the fixing plate 107. One end of the bolt 110 is threadedly penetrates the fixing plate 107 and is threadedly connected to the surface of the fixing block 108. Through the setting of the fixing member, when the cracking of the biomass fuel is completed, the bolt 110 is removed to release the restriction on the baffle 106, so that the cracked biomass fuel is discharged to the outside from the discharge port of the cracking tank 100. The opening of the baffle 106 is very convenient and quick, and the fixing plate 107 and the fixing block 108 are fixedly connected together by the bolt 110, which can withstand large tension, shear force and pressure, thereby ensuring the stability of the connection.

[0026] Furthermore, a threaded ring 201 is fixedly connected to the top of the cracking tank 100 and at a position corresponding to the outer circumferential surface of the magnetron tank. A nut 202 for fixing the magnetron 200 is threadedly connected to the surface of the threaded ring 201. Through the arrangement of the threaded ring 201 and the nut 202, when the magnetron 200 is damaged, the nut 202 is removed to release the restriction on the magnetron 200, and then the magnetron 200 is pulled upward to be disassembled, thereby facilitating the staff to repair or replace the magnetron 200, thereby improving the maintenance convenience of the device.

[0027] Preferably, an annular groove 400 is provided on the top surface of the baffle 106, and a plurality of guide grooves 401 are provided on the top surface of the baffle 106 to communicate with the inner cavity of the annular groove 400. A liquid outlet 402 is provided on the top of the baffle 106 and in the middle of the annular groove 400. One end of the guide groove 401 converges to the position of the liquid outlet 402 and is communicated with the inner cavity of the liquid outlet 402. A filter plate 403 is fixedly connected to the inner cavity of the liquid outlet 402. A manifold 301 is fixedly connected to the outer circumference of the bottom of the baffle 106 and located at the outer circumference of the liquid outlet 402. The inner cavity of the liquid outlet 402 is connected to the inner cavity of the manifold 301. The bottom of the manifold 301 is connected with a conduit 300, and the inner wall of the bottom of the cracking tank 100 is fixedly connected with a guide block 105. The top of the guide block 105 is inclined toward the side of the discharge port. Through the setting of the guide block 105 and the liquid outlet 402, the liquid or tar produced by the cracking of the biomass fuel is guided to the surface of the baffle 106 through the guide block 105, and flows from the inner cavity of the annular groove 400 through the guide groove 401 into the inner cavity of the discharge hole, and is filtered through the filter plate 403, and flows to the outside through the conduit 300, so that the staff can collect it and recycle it.

[0028] Working principle;

[0029] First, the data parameters of the DSP controller 101 are adjusted as needed, and then the biomass fuel is injected into the cracking tank 100 through the feed pipe 103. Then, the magnetron 200 is started by the DSP controller 101 to crack the biomass fuel in the cracking tank 100, and the temperature sensor 104 is responsible for monitoring the temperature inside the cracking tank 100 in real time and feeding back the temperature data to the DSP controller 101. The DSP controller 101 adjusts the working state of the magnetron 200 according to the received temperature information through the preset control algorithm and program, thereby ensuring the cracking speed and effect of the biomass fuel, and the liquid or The tar is guided by the guide block 105 to flow to the surface of the baffle 106, and flows from the inner cavity of the annular groove 400 through the guide groove 401 into the inner cavity of the discharge hole, and is filtered by the filter plate 403, and flows to the outside through the conduit 300, so that the staff can collect it. When the cracking of the biomass fuel is completed, the bolt 110 is removed to release the restriction on the baffle 106, so that the cracked biomass fuel flows to the outside from the discharge port of the cracking tank 100. When the magnetron 200 is damaged, the nut 202 is removed to release the restriction on the magnetron 200, and then the magnetron 200 is pulled upward to be disassembled, and then replaced with a new magnetron 200.

[0030] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A microwave-assisted biomass fuel rapid cracking device, characterized in that: The invention comprises a cracking tank (100), wherein a plurality of groups of magnetrons (200) for cracking biomass fuel are fixedly installed on the top of the cracking tank (100), a control assembly for controlling the magnetrons (200) is installed on the top of the cracking tank (100), a baffle (106) for closing the discharge port of the cracking tank (100) is connected to the bottom of the cracking tank via a hinge (109), a fixing member for fixing the baffle (106) is provided on the surface of the cracking tank (100), and a feed pipe (103) is connected to the top of the cracking tank (100); The control assembly comprises a DSP controller (101) fixedly mounted on the top of a cracking tank (100); a temperature sensor (104) is fixedly connected to the surface of the cracking tank (100); a signal output end of the temperature sensor (104) is electrically connected to a signal input end of the DSP controller (101) via a wire (102); and a signal input end of the magnetron (200) is electrically connected to a signal output end of the DSP controller (101) via a wire (102).

2. The microwave-assisted biomass fuel rapid cracking device according to claim 1, characterized in that: The fixing member includes a fixing block (108) fixedly mounted on the bottom of one side of the baffle (106); a fixing plate (107) is fixedly connected to the bottom surface of the cracking tank (100) and located at a position corresponding to the fixing block (108); a bolt (110) is threadedly connected to the surface of the fixing plate (107); one end of the bolt (110) is threadedly passed through the fixing plate (107) and is threadedly connected to the surface of the fixing block (108).

3. The microwave-assisted biomass fuel rapid cracking device according to claim 2, characterized in that: A threaded ring (201) is fixedly connected to the top of the cracking tank (100) and located at a position corresponding to the outer circumferential surface of the magnetron (200). A nut (202) for fixing the magnetron (200) is threadedly connected to the surface of the threaded ring (201).

4. The microwave-assisted biomass fuel rapid cracking device according to claim 1, characterized in that: The top surface of the baffle (106) is provided with an annular groove (400), and the top surface of the baffle (106) is provided with a plurality of guide grooves (401) communicating with the inner cavity of the annular groove (400). A liquid outlet hole (402) is provided at the top of the baffle (106) and in the middle of the annular groove (400). One end of the guide groove (401) converges to the position of the liquid outlet hole (402) and is communicated with the inner cavity of the liquid outlet hole (402). The inner cavity of the liquid outlet hole (402) is fixedly connected with a filter plate (403).

5. The microwave-assisted biomass fuel rapid cracking device according to claim 3, characterized in that: A manifold (301) is fixedly connected to the bottom of the baffle (106) and the outer circumferential surface of the liquid outlet (402); the inner cavity of the liquid outlet (402) is connected to the inner cavity of the manifold (301); and the bottom of the manifold (301) is connected to a conduit (300).

6. A microwave-assisted biomass fuel rapid cracking device according to any one of claims 1 to 5, characterized in that: A guide block (105) is fixedly connected to the inner wall of the bottom of the cracking tank (100), and the top of the guide block (105) is inclined toward the side of the discharge port.

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