Anti-backfire biomass fuel feeding device

Abstract

The utility model discloses an anti-backfire biomass fuel feeding device which comprises a bottom plate and a feeding pipe, a controller is arranged on the front side of the bottom plate, the controller is fixedly connected with the bottom plate, a first connecting block is arranged on the outer side of the feeding pipe, a feeding port is formed in the feeding pipe, a second motor is arranged on the inner side of the bottom plate, and the first connecting block is fixedly connected with the second motor. The second motor is fixedly connected with the bottom plate, the tail end of a main shaft of the second motor is fixedly connected with a threaded shaft, in the using process, the second motor is controlled by the controller to rotate, the second motor rotates to drive the threaded shaft to rotate, the threaded shaft rotates to drive a threaded block to move, and the threaded block moves to drive a second connecting block to move; the second connecting block drives the third connecting block to move through the rotating rod, the third connecting block drives the feeding pipe to rotate, the inclination angle of the feeding pipe can be adjusted, the height of the feeding device can be adjusted, and therefore the height of the feeding device can be adjusted according to the height of the biomass combustion furnace, and use is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of biomass fuel feeding, in particular to a flashback-proof biomass fuel feeding device. Background Art

[0002] Biomass fuel refers to the burning of biomass materials as fuel, generally mainly agricultural and forestry waste (such as straw, sawdust, bagasse, rice bran, etc.), which is mainly different from fossil fuels. In the current national policies and environmental protection standards, direct combustion of biomass is a high-pollution fuel and is only used in large stoves in rural areas. It is not allowed to be used in cities. The application of biomass fuel is actually mainly biomass molded fuel, which uses agricultural and forestry waste as raw materials, and is made into various shapes (such as blocks, granules, etc.) through processes such as crushing, mixing, extrusion, and drying. It is a new type of clean fuel that can be directly burned.

[0003] According to CN 218033115 U, an anti-flashback feeding device for a biomass combustion furnace includes a Jiaolong feeder, which includes a feeding pipe, the feeding pipe is provided with a feeding end and a discharging end, the feeding pipe is tilted, and the height of the discharging end is higher than the height of the feeding end, the discharging end is provided with a guide pipe for fuel to slide, the guide pipe is connected to the feeding pipe, the guide pipe is tilted, the higher end of the guide pipe is connected to the discharging end, and the lower end of the guide pipe extends into the combustion chamber. Under the action of the guide pipe, the utility model allows the fuel delivered from the discharging end of the feeding pipe of the Jiaolong feeder to slide into the combustion chamber under the action of gravity, and the fuel will not accumulate in the guide pipe, which effectively blocks the flashback path and avoids the occurrence of flashback.

[0004] However, there are some problems when using the device. During use, the height of the biomass combustion furnace is different, but the height of the feeding device is fixed. During use, the inclination angle of the feeding pipe on the feeding device cannot be adjusted according to the height of the biomass combustion furnace, and the height of the feeding device cannot be changed. It is inconvenient to use. For the problems in the relevant technology, no effective solution has been proposed yet. Utility Model Content

[0005] In view of the problems in the related technology, the utility model proposes a flashback-proof biomass fuel feeding device to overcome the above-mentioned technical problems existing in the existing related technology.

[0006] To this end, the specific technical solutions adopted by the utility model are as follows:

[0007] A flashback-proof biomass fuel feeding device comprises a bottom plate and a feeding pipe, wherein a controller is arranged on the front side of the bottom plate, the controller is fixedly connected to the bottom plate, a first connecting block is arranged on the outside of the feeding pipe, and a feeding port is opened on the feeding pipe;

[0008] A second motor is provided on the inner side of the base plate, the second motor is fixedly connected to the base plate, a threaded shaft is fixedly connected to the end of the main shaft of the second motor, a threaded block is spirally connected to the outer side of the threaded shaft, a second connecting block is fixedly connected to the outer side of the threaded block, and the second connecting block is slidably connected to the base plate.

[0009] As a further solution of the utility model, a moving wheel is provided at the bottom of the base plate, and the moving wheel is fixedly connected to the base plate.

[0010] As a further solution of the utility model, the first connecting block is fixedly connected to the feeding pipe, a support rod is fixedly connected to the top of the bottom plate, and the support rod is rotatably connected to the first connecting block via a rotating shaft.

[0011] As a further solution of the utility model, a material guide pipe is provided outside the feeding pipe, the material guide pipe penetrates the feeding pipe, and the material guide pipe is fixedly connected to the feeding pipe.

[0012] As a further solution of the utility model, a first motor is sleeved on the inner side of the bottom plate, and a spiral auger is fixedly connected to the end of the main shaft of the first motor.

[0013] As a further solution of the utility model, the threaded block passes through the bottom plate, and the threaded block is slidably connected to the bottom plate.

[0014] As a further solution of the utility model, the second connecting block is rotatably connected to a rotating rod via a rotating shaft, the other end of the rotating rod is rotatably connected to a third connecting block via a rotating shaft, and the third connecting block is fixedly connected to the feeding pipe.

[0015] The beneficial effects of the utility model are:

[0016] By setting up a second motor, a threaded shaft, a threaded block, a second connecting block, a rotating rod and a third connecting block, the second motor is controlled to rotate by a controller during use, the second motor rotates to rotate the threaded shaft, the rotation of the threaded shaft drives the threaded block to move, the movement of the threaded block drives the second connecting block to move, the second connecting block drives the third connecting block to move through the rotating rod, and the third connecting block drives the feeding pipe to rotate, so that the inclination angle of the feeding pipe can be adjusted, and the height of the feeding device can be adjusted, so that the height of the feeding device can be adjusted according to the height of the biomass combustion furnace during use, which is convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a schematic diagram of the overall structure of a flashback-proof biomass fuel feeding device according to an embodiment of the utility model;

[0019] Figure 2 It is a schematic diagram of the installation structure of a spiral auger of a biomass fuel feeding device with anti-backfire according to an embodiment of the utility model;

[0020] Figure 3 It is a schematic diagram of the installation structure of a threaded shaft of a biomass fuel feeding device for preventing backfire according to an embodiment of the utility model;

[0021] Figure 4 The invention is a biomass fuel feeding device for preventing backfire according to an embodiment of the utility model. Figure 1 Schematic diagram of the structure at point A.

[0022] In the figure: 1, bottom plate; 2, moving wheel; 3, controller; 4, feeding pipe; 5, first connecting block; 6, supporting rod; 7, material guide pipe; 8, feeding port; 9, first motor; 10, spiral auger; 11, second motor; 12, threaded shaft; 13, threaded block; 14, second connecting block; 15, rotating rod; 16, third connecting block. DETAILED DESCRIPTION

[0023] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0024] According to an embodiment of the utility model, a flashback-proof biomass fuel feeding device is provided.

[0025] Please refer to the instruction manual Figure 1-4 According to an embodiment of the utility model, a backfire-proof biomass fuel feeding device includes a base plate 1 and a feeding pipe 4. A controller 3 is provided on the front side of the base plate 1, and the controller 3 is fixedly connected to the base plate 1. A first connecting block 5 is provided on the outer side of the feeding pipe 4, and a feeding port 8 is opened on the feeding pipe 4. A second motor 11 is provided on the inner side of the base plate 1, and the second motor 11 is fixedly connected to the base plate 1. A threaded shaft 12 is fixedly connected to the end of the main shaft of the second motor 11. This arrangement is convenient for driving the threaded shaft 12 to rotate. A threaded block 13 is spirally connected to the outer side of the threaded shaft 12, and a second connecting block 14 is fixedly connected to the outer side of the threaded block 13. The second connecting block 14 is slidably connected to the base plate 1.

[0026] In one embodiment, please refer to the attached specification Figure 1 As a further solution of the utility model, a moving wheel 2 is provided at the bottom of the base plate 1, and the moving wheel 2 is fixedly connected to the base plate 1. This arrangement facilitates the movement of the device.

[0027] In one embodiment, please refer to the attached specification Figure 1 As a further solution of the utility model, the first connecting block 5 is fixedly connected to the feeding tube 4, and a support rod 6 is fixedly connected to the top of the bottom plate 1. The support rod 6 is rotatably connected to the first connecting block 5 through a rotating shaft. This arrangement facilitates the rotation of the feeding tube 4.

[0028] In one embodiment, please refer to the attached specification Figure 1 and 2 As a further solution of the utility model, a material guide pipe 7 is provided on the outside of the feed pipe 4, the material guide pipe 7 passes through the feed pipe 4, the material guide pipe 7 is fixedly connected to the feed pipe 4, a first motor 9 is sleeved on the inner side of the bottom plate 1, and a spiral auger 10 is fixedly connected to the end of the main shaft of the first motor 9. This arrangement is convenient for loading and feeding.

[0029] In one embodiment, please refer to the attached specification Figure 1 , 3 And 4, as a further solution of the utility model, the threaded block 13 passes through the base plate 1, the threaded block 13 is slidably connected to the base plate 1, the second connecting block 14 is rotatably connected to a rotating rod 15 via a rotating shaft, the other end of the rotating rod 15 is rotatably connected to a third connecting block 16 via a rotating shaft, and the third connecting block 16 is fixedly connected to the feeding pipe 4. This arrangement can adjust the inclination angle of the feeding pipe 4.

[0030] When in use, the power supply of all electrical appliances in the device is an external power supply. During use, the controller 3 controls the second motor 11 to rotate, the second motor 11 rotates the earth threaded shaft 12, the threaded shaft 12 rotates to drive the threaded block 13 to move, the threaded block 13 moves to drive the second connecting block 14 to move, the second connecting block 14 moves the third connecting block 16 through the rotating rod 15, and the third connecting block 16 drives the feeding pipe 4 to rotate, the inclination angle of the feeding pipe 4 can be adjusted, and the height of the feeding device can be adjusted, so that the height of the biomass combustion furnace can be adjusted during use. The height of the feeding device is adjustable, and it is easy to use. After the height of the feeding device is adjusted, the biomass fuel is added into the feeding pipe 4 at the feeding port 8, and then the first motor 9 is controlled to rotate by the controller 3. The first motor 9 drives the spiral auger 10 to rotate to transport the biomass fuel, and the biomass fuel is transported to the guide pipe 7, and then the biomass fuel is added into the biomass combustion furnace through the guide pipe 7. During the feeding process, the biomass fuel slides downward in the guide pipe 7 by its own weight, and the fuel will not form continuous accumulation in the guide pipe 7, which can effectively prevent the occurrence of flashback.

[0031] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A flashback-proof biomass fuel feeding device, comprising a bottom plate (1) and a feeding pipe (4), characterized in that: A controller (3) is provided on the front side of the base plate (1), and the controller (3) is fixedly connected to the base plate (1). A first connecting block (5) is provided on the outer side of the feeding pipe (4), and a feeding port (8) is provided on the feeding pipe (4); A second motor (11) is provided on the inner side of the base plate (1), the second motor (11) is fixedly connected to the base plate (1), a threaded shaft (12) is fixedly connected to the end of the main shaft of the second motor (11), a threaded block (13) is spirally connected to the outer side of the threaded shaft (12), a second connecting block (14) is fixedly connected to the outer side of the threaded block (13), and the second connecting block (14) is slidably connected to the base plate (1).

2. The anti-flashback biomass fuel feeding device according to claim 1, characterized in that: A moving wheel (2) is provided at the bottom of the base plate (1), and the moving wheel (2) is fixedly connected to the base plate (1).

3. The anti-flashback biomass fuel feeding device according to claim 1, characterized in that: The first connecting block (5) is fixedly connected to the feeding pipe (4), and a support rod (6) is fixedly connected to the top of the base plate (1), and the support rod (6) is rotatably connected to the first connecting block (5) via a rotating shaft.

4. The anti-flashback biomass fuel feeding device according to claim 1, characterized in that: A material guide pipe (7) is arranged outside the feeding pipe (4), the material guide pipe (7) passes through the feeding pipe (4), and the material guide pipe (7) is fixedly connected to the feeding pipe (4).

5. The anti-flashback biomass fuel feeding device according to claim 1, characterized in that: A first motor (9) is sleeved on the inner side of the bottom plate (1), and a spiral auger (10) is fixedly connected to the end of the main shaft of the first motor (9).

6. The anti-flashback biomass fuel feeding device according to claim 1, characterized in that: The threaded block (13) passes through the bottom plate (1), and the threaded block (13) is slidably connected to the bottom plate (1).

7. The anti-flashback biomass fuel feeding device according to claim 1, characterized in that: The second connection block (14) is rotatably connected to a rotation rod (15) via a rotation shaft, and the other end of the rotation rod (15) is rotatably connected to a third connection block (16) via a rotation shaft, and the third connection block (16) is fixedly connected to the feeding pipe (4).

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