Biomass gasifier combined boiler high-temperature combustion environment-friendly device

Abstract

The utility model discloses a biomass gasification furnace combined boiler high-temperature combustion environment-friendly device, which belongs to the technical field of biomass gasification furnaces and comprises a furnace body, an arc-shaped ash receiving plate is arranged in an inner cavity of the furnace body, a water storage tank is arranged at the bottom of the inner cavity of the furnace body, and an ash discharging mechanism is arranged on the side portion of the furnace body. And a water storage mechanism is arranged at the bottom of the furnace body. According to the biomass furnace, when biomass materials need to be placed into the furnace body, the sealing cover is opened, the biomass materials are placed into the discharging hopper, the materials are guided into the lifting pipe from the material guiding pipe through rotation of the first spiral material conveying rod, and the materials are moved upwards to the high position through rotation of the second spiral material conveying rod, so that the materials enter the furnace body from the feeding pipe; the function of putting materials into the furnace body from the lower position is achieved, the top of the discharging hopper is blocked through the sealing cover, heat loss is avoided, and practicability is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of biomass gasification furnace, more particularly to a kind of biomass gasification furnace combined boiler high-temperature combustion environmental protection device. BACKGROUND

[0002] The working principle of biomass gasification furnace is to decompose biomass materials into combustible gas under high temperature and oxygen deficiency, and then burn these combustible gas to generate heat energy.

[0003] Through the search, the utility model patent with publication number CN214406148U discloses a kind of biomass gasification furnace combined boiler high-temperature combustion environmental protection device, including gasification furnace body, the upper surface of the gasification furnace body is provided with feed tank, the inner wall of the feed tank is fixedly installed with feed hopper by mounting rod, the upper surface of the feed tank is hingedly connected with sealing cover plate, the side surface of sealing cover plate and feed tank is respectively fixedly installed with the buckle of adaptation, the lower surface of the gasification furnace body is fixedly installed with mounting plate by mounting column, the lower surface of the mounting plate is respectively fixedly installed with dust collecting box and heat exchange water tank;The biomass gasification furnace combined boiler high-temperature combustion environmental protection device, by setting feed tank, sealing cover plate, mounting frame, sealing ring and sealing gasket, so that the device can be effectively sealed to feed tank in the process of high-temperature combustion, avoid the condition of heat loss from feed tank, avoid the waste of energy, improve environmental awareness.

[0004] But the above-mentioned patent still has the following shortcomings: feed tank is located at the high place of gasification furnace, it is inconvenient to feed, and it is inconvenient to operate sealing cover plate, and the practicability is poor;And ash in furnace body is not convenient to enter into dust collecting box from ash outlet pipe, and it is inconvenient to discharge ash after heat exchange in dust collecting box.Therefore we propose a kind of biomass gasification furnace combined boiler high-temperature combustion environmental protection device. UTILITY MODEL CONTENTS

[0005] In view of the problems existing in the prior art, the utility model aims at providing a kind of biomass gasification furnace combined boiler high-temperature combustion environmental protection device.

[0006] To solve the above problems, the utility model adopts the following technical solutions:

[0007] The utility model provides a kind of biomass gasifier combination boiler high-temperature combustion environmental protection device, including furnace body, the inner cavity of the furnace body is provided with arc dust collecting plate, the bottom of the inner cavity of the furnace body is provided with water storage tank, the side of the furnace body is provided with ash removal mechanism, the bottom of the furnace body is provided with water storage mechanism, the top of the furnace body is fixedly sleeved with feed pipe, the top of the feed pipe is fixedly connected with lift pipe, the side of the bottom of the lift pipe is fixedly connected with guide pipe, the top of the guide pipe is fixedly connected with discharge hopper, the discharge hopper is provided with guide mechanism, the top of the discharge hopper is hinged with cover, the inner cavity of the lift pipe is rotatably connected with second spiral conveying rod, the top of the lift pipe is fixedly installed with second motor, the output shaft of the second motor and the top of the rotation axis of second spiral conveying rod are connected, the side of the second spiral conveying rod and the inner wall of the lift pipe are in close contact.

[0008] As a preferred scheme of the utility model, the ash removal mechanism includes a guide pipe fixedly connected to the side of the furnace body, a bottom of one end of the guide pipe is fixedly connected with an ash removal pipe, a bottom end of the ash removal pipe is threadedly mounted with a pipe plug, an end of the guide pipe is fixedly mounted with a third motor, an output shaft of the third motor extends into the inner cavity of the guide pipe and is fixedly connected with a third spiral conveying rod, an end of the third spiral conveying rod extends to the bottom of the inner cavity of the arc dust collecting plate, the side of the third spiral conveying rod is in close contact with the inner wall of the guide pipe and the inner wall of the bottom of the inner cavity of the arc dust collecting plate respectively.

[0009] As a preferred scheme of the utility model, the water storage mechanism includes a plurality of connecting rods fixedly connected to the bottom of the furnace body, bottom ends of the connecting rods are fixedly connected with heat-insulating water tanks, a water outlet valve is fixedly mounted to the front of the heat-insulating water tank, an end of the water outlet valve extends into the inner cavity of the heat-insulating water tank, an electric control valve is fixedly mounted to the top of the heat-insulating water tank, a top end of the electric control valve extends into the inner cavity of the water storage tank.

[0010] As a preferred scheme of the utility model, the guide mechanism includes a first motor fixedly mounted to the top surface of the discharge hopper, an output shaft of the first motor extends into the inner cavity of the discharge hopper and is fixedly connected with a rotating rod, a bottom end of the rotating rod extends into the inner cavity of the guide pipe and is fixedly connected with a first spiral conveying rod, the side of the first spiral conveying rod is in close contact with the inner wall of the guide pipe, a plurality of crushing knives are fixedly connected to the side of the rotating rod and located in the inner cavity of the discharge hopper.

[0011] As a preferred scheme of the utility model, a temperature sensor is fixedly mounted to the inner wall of the water storage tank, a water level sensor is fixedly mounted to the inner wall of the water storage tank, a water pump is fixedly mounted to the back of the furnace body, an output end of the water pump extends into the inner cavity of the water storage tank, an input end of the water pump is fixedly connected with a water guide pipe.

[0012] As one preferred scheme of the utility model, the inner wall of the furnace body is provided with a supporting net plate, and the front surface of the furnace body is fixedly provided with a control panel.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] (1) In the utility model, when it is needed to put the biomass material into the furnace body, the cover is opened to put the biomass material into the discharge hopper, the material is guided from the guide pipe into the lifting pipe through the rotation of the first spiral feeding rod, and the material is moved to a high position through the rotation of the second spiral feeding rod, so that the material is put into the furnace body from a low position, and the top of the discharge hopper is blocked through the cover to avoid heat loss.

[0015] (2) In the utility model, the water stored in the water storage tank and the ash collected in the arc-shaped ash collecting plate can be heat exchanged to recover the heat in the ash, the warm water heated to a certain temperature can be stored in the heat preservation water tank, and additional water is added to the water storage tank through the water pump and the water guide pipe to ensure the quality of the recovery of the residual heat in the ash, and when the ash in the arc-shaped ash collecting plate is heat absorbed, the third spiral feeding rod is rotated through the third motor, the ash in the arc-shaped ash collecting plate is guided into the ash guide pipe through the rotation of the third spiral feeding rod, and the ash in the ash guide pipe is discharged from the ash discharge pipe, so that the ash is conveniently discharged. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the utility model;

[0017] Figure 2 It is a whole sectional view schematic view of the utility model;

[0018] Figure 3 It is a sectional view schematic view of the furnace body of the utility model;

[0019] Figure 4 It is an inside schematic view of the water storage tank of the utility model;

[0020] Figure 5 It is a structure schematic view of the ash discharging mechanism of the utility model.

[0021] Explanation of reference numerals in the drawing:

[0022] 1, furnace body; 2, arc-shaped dust collecting plate; 3, water storage tank; 4, dust discharging mechanism; 5, water storage mechanism; 6, feeding pipe; 7, lifting pipe; 8, material guiding pipe; 9, discharging hopper; 10, material guiding mechanism; 11, second motor; 12, second spiral feeding rod; 13, dust guiding pipe; 14, dust discharging pipe; 15, pipe blocking cover; 16, third motor; 17, third spiral feeding rod; 18, connecting rod; 19, heat preservation water tank; 20, water valve; 21, electric control valve; 22, first motor; 23, rotating rod; 24, crushing knife; 25, first spiral feeding rod; 26, cover; 27, supporting net plate; 28, temperature sensor; 29, water level sensor; 30, water pump; 31, water guiding pipe; 32, control panel. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0024] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom end" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0025] In the description of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "sleeved / connected", "connected" and the like should be broadly understood, for example, "connected" can be fixedly connected, or can be detachably connected, or integrally connected; can be mechanically connected, or can be electrically connected; can be directly connected, or can be indirectly connected through an intermediate medium; can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0026] Embodiment:

[0027] Please refer to Figures 1-5The utility model relates to a kind of biomass gasifier combined boiler high-temperature combustion environmental protection device, including furnace body 1, the inner cavity of furnace body 1 is provided with arc ash collecting plate 2, the bottom of the inner cavity of furnace body 1 is provided with water storage tank 3, the side of furnace body 1 is provided with ash removal mechanism 4, the bottom of furnace body 1 is provided with water storage mechanism 5, the top of furnace body 1 is fixedly sleeved with feed pipe 6, the top of feed pipe 6 is fixedly connected with lift pipe 7, the side of the bottom of lift pipe 7 is fixedly connected with guide pipe 8, the top of guide pipe 8 is fixedly connected with discharge hopper 9, discharge hopper 9 is provided with guide mechanism 10, discharge hopper 9 is hingedly connected with cover 26, the inner cavity of lift pipe 7 is rotatably connected with second spiral conveying rod 12, the top of lift pipe 7 is fixedly installed with second motor 11, the output shaft of second motor 11 and the top of the rotating shaft of second spiral conveying rod 12 are connected, the side of second spiral conveying rod 12 and the inner wall of lift pipe 7 are in close contact.

[0028] In the embodiment, water is pre-set in the water storage tank 3 to recover heat from the ash in the arc ash collecting plate 2 by water, and the arc ash collecting plate 2 has heat conduction performance. The cover 26 is installed on the top of the discharge hopper 9 by a spring hinge to ensure that the cover 26 can be automatically sealed.

[0029] Specifically, please refer to Figure 1 , Figure 2 and Figure 5 The ash removal mechanism 4 includes a guide ash pipe 13 fixedly connected to the side of the furnace body 1, an ash removal pipe 14 fixedly connected to the bottom of one end of the guide ash pipe 13, a pipe plug cover 15 threadedly installed at the bottom end of the ash removal pipe 14, a third motor 16 fixedly installed at the end of the guide ash pipe 13, a third spiral conveying rod 17 fixedly connected to the output shaft of the third motor 16 extending into the inner cavity of the guide ash pipe 13, and the end of the third spiral conveying rod 17 extending into the bottom of the inner cavity of the arc ash collecting plate 2, with the side of the third spiral conveying rod 17 in close contact with the inner wall of the guide ash pipe 13 and the inner wall of the bottom of the inner cavity of the arc ash collecting plate 2, respectively.

[0030] In the embodiment, the ash in the guide ash pipe 13 and the ash removal pipe 14 can be discharged by removing the pipe plug cover 15. The third motor 16 drives the third spiral conveying rod 17 to rotate, and the ash in the arc ash collecting plate 2 is guided into the guide ash pipe 13 by the third spiral conveying rod 17, and the ash is discharged through the guide ash pipe 13 and the ash removal pipe 14.

[0031] Specifically, please refer to Figure 1 and Figure 4 The water storage mechanism 5 includes a plurality of connecting rods 18 fixedly connected to the bottom of the furnace body 1, a heat preservation water tank 19 fixedly connected to the bottom end of the plurality of connecting rods 18, a water outlet valve 20 fixedly installed on the front of the heat preservation water tank 19, the end of the water outlet valve 20 extending into the inner cavity of the heat preservation water tank 19, an electric control valve 21 fixedly installed on the top of the heat preservation water tank 19, and the top of the electric control valve 21 extending into the inner cavity of the water storage tank 3.

[0032] In this embodiment, the water storage tank 19 is used to store the heated water, and the water outlet valve 20 is used to release the hot water.

[0033] Specifically, please refer to Figure 1 and Figure 3 The material guiding mechanism 10 includes a first motor 22 fixedly installed on the top surface of the discharge hopper 9, the output shaft of the first motor 22 extends into the inner cavity of the discharge hopper 9 and is fixedly connected with a rotating rod 23, the bottom end of the rotating rod 23 extends into the inner cavity of the material guiding pipe 8 and is fixedly connected with a first spiral material conveying rod 25, the side surface of the first spiral material conveying rod 25 is in close contact with the inner wall of the material guiding pipe 8, and the side surface of the rotating rod 23 located in the inner cavity of the discharge hopper 9 is fixedly connected with a plurality of crushing knives 24.

[0034] In this embodiment, the first motor 22 drives the rotating rod 23, the crushing knives 24 and the first spiral material conveying rod 25 to rotate, the crushing knives 24 are used to crush the biomass material, and the first spiral material conveying rod 25 is used to guide the material in the discharge hopper 9 into the lifting pipe 7.

[0035] Specifically, please refer to Figure 4 The inner wall of the water storage tank 3 is fixedly installed with a temperature sensor 28, the inner wall of the water storage tank 3 is fixedly installed with a water level sensor 29, the back of the furnace body 1 is fixedly installed with a water pump 30, the output end of the water pump 30 extends into the inner cavity of the water storage tank 3, and the input end of the water pump 30 is fixedly connected with a water guiding pipe 31.

[0036] In this embodiment, the temperature sensor 28 is used to detect the water temperature in the water storage tank 3, the water level sensor 29 is used to detect the water amount in the inner cavity of the water storage tank 3, and the end of the water guiding pipe 31 is connected with an external water pipe, so as to ensure that cold water is added to the water storage tank 3.

[0037] Specifically, please refer to Figure 1 and Figure 2 The inner wall of the furnace body 1 is provided with a supporting net plate 27, and the front surface of the furnace body 1 is fixedly installed with a control panel 32.

[0038] In this embodiment, the control panel 32 is used to control the device.

[0039] Working principle: in use, first open the cover 26 and put the biomass material into the inner cavity of the hopper 9, start the first motor 22 to drive the rotating rod 23, the crushing knife 24 and the first screw conveying rod 25 to rotate, crush the biomass material through the crushing knife 24, and guide the biomass material in the hopper 9 into the inner cavity of the lifting pipe 7 through the first screw conveying rod 25, additionally drive the second screw conveying rod 12 to rotate through the second motor 11, drive the biomass material in the lifting pipe 7 to move upwards in the lifting pipe 7 through the second screw conveying rod 12, thereby lifting the biomass material to a high place, and guiding the biomass material into the furnace body 1 through the feed pipe 6, then the biomass material falls into the supporting net plate 27, and the biomass material is pyrolyzed by using the high temperature in the furnace body 1, the ash generated by pyrolysis falls into the arc-shaped ash receiving plate 2, and then the residual heat of the ash in the arc-shaped ash receiving plate 2 is used to heat the water in the water storage tank 3, thereby absorbing and utilizing the heat of the ash, additionally, the temperature of the water in the water storage tank 3 is detected through the temperature sensor 28, when the water in the water storage tank 3 reaches a certain temperature, the electric control valve 21 is opened to put the water in the water storage tank 3 into the inner cavity of the heat preservation water tank 19, so that the warm water in the heat preservation water tank 19 is discharged through the water discharge valve 20 for use, additionally, the water pump 30 is opened to pump the external water into the inner cavity of the water storage tank 3, so as to add water in the water storage tank 3, when the water level sensor 29 detects that the water added to the water storage tank 3 reaches a certain water level, the water pump 30 is controlled to be closed, finally, the pipe blocking cover 15 below the ash discharge pipe 14 is removed, the third motor 16 is started to drive the third screw conveying rod 17 to rotate, the ash in the arc-shaped ash receiving plate 2 is guided into the ash guide pipe 13 through the rotation of the third screw conveying rod 17, and the ash in the ash guide pipe 13 is discharged from the ash discharge pipe 14, so as to collect the ash.

[0040] The above merely describes a preferred embodiment of the present application, but the protection scope of the present application is not limited thereto, any skilled person in the art can make equivalent replacement or change according to the technical scheme and improvement concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A biomass gasification furnace combined boiler high-temperature combustion environmental protection device, comprising a furnace body (1), characterized in that: The inner cavity of the furnace body (1) is provided with an arc-shaped dust collecting plate (2), the bottom of the inner cavity of the furnace body (1) is provided with a water storage tank (3), the side of the furnace body (1) is provided with a dust discharging mechanism (4), the bottom of the furnace body (1) is provided with a water storage mechanism (5), the top of the furnace body (1) is fixedly sleeved with a feeding pipe (6), the top end of the feeding pipe (6) is fixedly connected with a lifting pipe (7), the side of the bottom end of the lifting pipe (7) is fixedly connected with a guide pipe (8), the top end of the guide pipe (8) is fixedly connected with a discharging hopper (9), the discharging hopper (9) is provided with a guide mechanism (10), the top end of the discharging hopper (9) is hingedly connected with a cover (26), the inner cavity of the lifting pipe (7) is rotatably connected with a second spiral conveying rod (12), the top end of the lifting pipe (7) is fixedly connected with a second motor (11), the output shaft of the second motor (11) is connected with the top end of the rotating shaft of the second spiral conveying rod (12), and the side of the second spiral conveying rod (12) is attached to the inner wall of the lifting pipe (7).

2. The biomass gasification furnace combined boiler high-temperature combustion environmentally friendly device according to claim 1, characterized in that: The dust discharging mechanism (4) comprises a dust guide pipe (13) fixedly connected to the side of the furnace body (1), a dust discharging pipe (14) fixedly connected to the bottom of one end of the dust guide pipe (13), a pipe plugging cover (15) threadedly mounted at the bottom end of the dust discharging pipe (14), a third motor (16) fixedly mounted at the end of the dust guide pipe (13), a third spiral conveying rod (17) fixedly connected to the output shaft of the third motor (16) and extending into the inner cavity of the dust guide pipe (13), and the end of the third spiral conveying rod (17) extending into the bottom of the inner cavity of the arc-shaped dust collecting plate (2).

3. The biomass gasification furnace combined boiler high-temperature combustion environmentally friendly device according to claim 1, characterized in that: The water storage mechanism (5) comprises a plurality of connecting rods (18) fixedly connected to the bottom of the furnace body (1), a heat preservation water tank (19) fixedly connected to the bottom end of the connecting rods (18), a water outlet valve (20) fixedly mounted on the front of the heat preservation water tank (19) and extending into the inner cavity of the heat preservation water tank (19), and an electric control valve (21) fixedly mounted on the top of the heat preservation water tank (19) and extending into the inner cavity of the water storage tank (3).

4. The biomass gasification furnace combined boiler high-temperature combustion environmentally friendly device according to claim 1, characterized in that: The guide mechanism (10) comprises a first motor (22) fixedly mounted on the top surface of the discharging hopper (9), a rotating rod (23) fixedly connected to the output shaft of the first motor (22) and extending into the inner cavity of the discharging hopper (9), a first spiral conveying rod (25) fixedly connected to the bottom end of the rotating rod (23) and extending into the inner cavity of the guide pipe (8), and a plurality of crushing knives (24) fixedly connected to the side of the rotating rod (23) and located in the inner cavity of the discharging hopper (9).

5. The biomass gasification furnace combined boiler high-temperature combustion environmentally friendly device according to claim 1, characterized in that: The inner wall of the water storage tank (3) is fixedly installed with a temperature sensor (28), the inner wall of the water storage tank (3) is fixedly installed with a water level sensor (29), the back of the furnace body (1) is fixedly installed with a water pump (30), the output end of the water pump (30) extends to the inner cavity of the water storage tank (3), and the input end of the water pump (30) is fixedly connected with a water guide pipe (31).

6. The biomass gasification furnace combined boiler high-temperature combustion environmentally friendly device according to claim 1, characterized in that: The inner wall of the furnace body (1) is provided with a supporting mesh plate (27), and the front surface of the furnace body (1) is fixedly installed with a control panel (32).

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