Biomass raw material dust removal and recovery device

Abstract

The utility model provides a biomass raw material dedusting and recycling device which comprises a negative pressure dust collecting cover, the negative pressure dust collecting cover is arranged at the upper end of a raw material stacking warehouse and connected to an air inlet of a bag-type dust collector through a negative pressure pipeline, the lower end of the bag-type dust collector is installed on a dust collector supporting frame, and the dust collector supporting frame is provided with a dust collecting opening. The upper end of the bag-type dust collector is provided with a bag-type dust collection box body, the lower end of the bag-type dust collection box body is provided with a dust collection hopper, the lower end of the dust collection hopper is provided with a discharge control valve, the upper end of the bag-type dust collection box body is provided with a negative pressure fan, an exhaust port of the negative pressure fan is provided with an exhaust pipe, and one side of the bag-type dust collection box body is provided with a high-pressure pulse cleaning device. According to the utility model, dust generated by loading and unloading raw materials can be collected and treated in a centralized manner, the production cleanliness can be improved, and the production safety is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of biomass utilization equipment, in particular to a biomass raw material dust removal and recovery device. Background Technique

[0002] In recent years, energy security and sustainable development issues have been plaguing the vast majority of countries in the world. Biomass energy is the solar energy stored in plants through photosynthesis, which is an important renewable energy source. In terms of its energy equivalent, it is second only to coal, oil and natural gas. Countries around the world are committed to developing efficient and pollution-free biomass energy utilization technologies to achieve the goals of ensuring national energy security, reducing carbon dioxide emissions, and maintaining the sustainable development of the national economy.

[0003] At present, biomass gasification is the main way of biomass energy utilization, but a large amount of dust will be generated during the raw material loading and unloading process, which will cause great air pollution to the vehicle environment, and there is also a great potential safety hazard of dust explosion. Content of the Utility Model

[0004] The technical problem solved by the utility model is to provide a biomass raw material dust removal and recovery device to solve the problems raised in the above background technique.

[0005] The technical problem solved by the utility model is realized by adopting the following technical scheme: a biomass raw material dust removal and recovery device, comprising: a negative pressure dust collection hood, the negative pressure dust collection hood is arranged at the upper end of the raw material stacking warehouse, the negative pressure dust collection hood is connected to the air inlet of the bag filter through a negative pressure pipeline, the lower end of the bag filter is installed on the dust collector support frame, the upper end of the bag filter is provided with a bag dust removal box body, the lower end of the bag dust removal box body is provided with a dust collection hopper, the lower end of the dust collection hopper is provided with a discharge control valve, the upper end of the bag dust removal box body is provided with a negative pressure fan, the exhaust port of the negative pressure fan is provided with an exhaust pipe, one side of the bag dust removal box body is provided with a high-pressure pulse cleaning device, the bag dust removal box body comprises a box body support frame, the outer side of the box body support frame is provided with a sealing side plate, the sealing side plate is installed on the box body support frame through a side plate support frame, the upper end of the box body support frame is provided with an exhaust box body, the lower end of the exhaust box body is provided with a plurality of bag fixing support frames, the bag fixing support frames are provided with dust removal bags, and one side of the exhaust box body is provided with a high-pressure pulse cleaning device.

[0006] Further, the high-pressure pulse cleaning device comprises a high-pressure gas storage tank, the high-pressure gas storage tank is provided with a plurality of pulse cleaning pipes, the pulse cleaning pipes are provided with a plurality of pulse cleaning heads, the pulse cleaning pipes are provided with pulse control valves, and the pulse cleaning heads are arranged at the upper ends of the bag fixing support frames.

[0007] Further, the negative pressure fan includes a fan body, and a fan drive motor is connected to one side of the fan body. The fan drive motor is installed on the housing of the bag filter through a motor fixing seat.

[0008] Further, a connecting flange is provided at the air inlet of the fan body, a connecting flange is provided at the air outlet of the fan body, and an exhaust pipe mounting seat is provided at the air outlet of the fan body.

[0009] Further, the discharging control valve includes a control valve housing, a control valve core is arranged inside the control valve housing, a valve core control rod is arranged at one end of the control valve core, a valve body mounting seat is arranged at the upper end of the control valve housing, and an adjusting baffle is arranged at the upper end of the control valve housing.

[0010] Further, a conical gas collecting box is provided at the upper end of the negative pressure dust collecting hood, a pipeline connecting seat is provided at the upper end of the conical gas collecting box, fixing lifting lugs are provided on the negative pressure dust collecting hood, and the negative pressure dust collecting hood is fixedly installed on the warehouse roof.

[0011] Further, an equipment maintenance platform is provided on one side of the bag filter housing. The equipment maintenance platform is installed on the dust collector support frame through fixing bolts, and the lower end of the dust collector support frame is installed on the ground through expansion fixing bolts.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows: The present utility model can centrally collect and treat the dust generated during raw material loading and unloading, improve the production cleanliness, and ensure production safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 is a schematic structural diagram of the present utility model.

[0014] Figure 2 is a schematic structural diagram of the bag filter housing of the present utility model.

[0015] Figure 3 is a schematic structural diagram of the high-pressure pulse cleaning device of the present utility model.

[0016] Figure 4 is a schematic structural diagram of the negative pressure fan of the present utility model.

[0017] Figure 5 is a schematic structural diagram of the discharging control valve of the present utility model. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0018] In order to make the implementation means, creative features, achieved purposes and effects of the present utility model easy to understand, the present utility model will be further described below in conjunction with specific illustrations. In the description of the present utility model, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "connection", and "coupling" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection. It can be a mechanical connection or an electrical connection. It can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components.

[0019] Embodiment 1

[0020] As Figures 1 to 5 shown, a biomass raw material dust removal and recycling device includes: a negative pressure dust collection hood 1, the negative pressure dust collection hood 1 is arranged at the upper end of the raw material stacking warehouse, the negative pressure dust collection hood 1 is connected to the air inlet of a bag filter 3 through a negative pressure pipeline 2, the lower end of the bag filter 3 is installed on a dust collector support frame 9, the upper end of the bag filter 3 is provided with a bag dust removal box body 4, the lower end of the bag dust removal box body 4 is provided with a dust collection hopper, the lower end of the dust collection hopper is provided with a discharge control valve 8, the upper end of the bag dust removal box body 4 is provided with a negative pressure fan 6, the exhaust port of the negative pressure fan 6 is provided with an exhaust pipe 7, one side of the bag dust removal box body 4 is provided with a high-pressure pulse cleaning device 5, the bag dust removal box body 4 includes a box body support frame 41, the outside of the box body support frame 41 is provided with a sealing side plate, the sealing side plate is installed on the box body support frame 41 through a side plate support frame 42, the upper end of the box body support frame 41 is provided with an exhaust box body 44, the lower end of the exhaust box body 44 is provided with a plurality of bag fixing support frames 43, the bag fixing support frames 43 are provided with dust removal bags, and one side of the exhaust box body 44 is provided with a high-pressure pulse cleaning device 5.

[0021] Embodiment 2

[0022] As Figures 1 to 5As shown in the figure, a dust removal and recycling device for biomass raw materials includes: a negative pressure dust collection hood 1, which is arranged at the upper end of the raw material stacking warehouse. The negative pressure dust collection hood 1 is connected to the air inlet of a bag filter 3 through a negative pressure pipeline 2. The lower end of the bag filter 3 is installed on a dust collector support frame 9. The upper end of the bag filter 3 is provided with a bag dust removal box body 4. The lower end of the bag dust removal box body 4 is provided with a dust collection hopper. The lower end of the dust collection hopper is provided with a discharge control valve 8. The upper end of the bag dust removal box body 4 is provided with a negative pressure fan 6. The exhaust port of the negative pressure fan 6 is provided with an exhaust pipe 7. One side of the bag dust removal box body 4 is provided with a high-pressure pulse cleaning device 5. The high-pressure pulse cleaning device 5 includes a high-pressure gas storage tank 51. A number of pulse cleaning pipes 52 are arranged on the high-pressure gas storage tank 51. A number of pulse cleaning heads 54 are arranged on the pulse cleaning pipes 52. A pulse control valve 53 is arranged on the pulse cleaning pipes 52. The pulse cleaning heads 54 are arranged at the upper end of a bag fixing support frame 43.

[0023] Embodiment 3

[0024] As Figures 1 to 5 As shown in the figure, a dust removal and recycling device for biomass raw materials includes: a negative pressure dust collection hood 1, which is arranged at the upper end of the raw material stacking warehouse. The negative pressure dust collection hood 1 is connected to the air inlet of a bag filter 3 through a negative pressure pipeline 2. The lower end of the bag filter 3 is installed on a dust collector support frame 9. The upper end of the bag filter 3 is provided with a bag dust removal box body 4. The lower end of the bag dust removal box body 4 is provided with a dust collection hopper. The lower end of the dust collection hopper is provided with a discharge control valve 8. The upper end of the bag dust removal box body 4 is provided with a negative pressure fan 6. The exhaust port of the negative pressure fan 6 is provided with an exhaust pipe 7. One side of the bag dust removal box body 4 is provided with a high-pressure pulse cleaning device 5. The negative pressure fan 6 includes a fan body 61. One side of the fan body 61 is connected to a fan drive motor 62. The fan drive motor 62 is installed on the shell of the bag filter 3 through a motor fixing seat. A connection flange 64 is arranged at the air inlet of the fan body 61. A connection flange is arranged at the exhaust port of the fan body 61. An exhaust pipe mounting seat 63 is arranged at the exhaust port of the fan body 61.

[0025] Embodiment 4

[0026] As Figures 1 to 5As shown in the figure, a dust removal and recycling device for biomass raw materials includes: a negative pressure dust collection hood 1, which is arranged at the upper end of the raw material storage warehouse. The negative pressure dust collection hood 1 is connected to the air inlet of a bag filter 3 through a negative pressure pipeline 2. The lower end of the bag filter 3 is installed on a dust collector support frame 9. The upper end of the bag filter 3 is provided with a bag dust collection box 4. The lower end of the bag dust collection box 4 is provided with a dust collection hopper. The lower end of the dust collection hopper is provided with a discharge control valve 8. The upper end of the bag dust collection box 4 is provided with a negative pressure fan 6. The exhaust port of the negative pressure fan 6 is provided with an exhaust pipe 7. One side of the bag dust collection box 4 is provided with a high-pressure pulse cleaning device 5. The discharge control valve 8 includes a control valve housing 81. A control valve core 82 is arranged inside the control valve housing 81. One end of the control valve core 82 is provided with a valve core control rod 85. The upper end of the control valve housing 81 is provided with a valve body mounting seat 84. The upper end of the control valve housing 81 is provided with an adjusting baffle 83.

[0027] Example 5

[0028] As Figures 1 to 5 As shown in the figure, a dust removal and recycling device for biomass raw materials includes: a negative pressure dust collection hood 1, which is arranged at the upper end of the raw material storage warehouse. The negative pressure dust collection hood 1 is connected to the air inlet of a bag filter 3 through a negative pressure pipeline 2. The lower end of the bag filter 3 is installed on a dust collector support frame 9. The upper end of the bag filter 3 is provided with a bag dust collection box 4. The lower end of the bag dust collection box 4 is provided with a dust collection hopper. The lower end of the dust collection hopper is provided with a discharge control valve 8. The upper end of the bag dust collection box 4 is provided with a negative pressure fan 6. The exhaust port of the negative pressure fan 6 is provided with an exhaust pipe 7. One side of the bag dust collection box 4 is provided with a high-pressure pulse cleaning device 5. The upper end of the negative pressure dust collection hood 1 is provided with a conical gas collection box. The upper end of the conical gas collection box is provided with a pipeline connection seat. The negative pressure dust collection hood 1 is provided with fixed lifting lugs. The negative pressure dust collection hood 1 is fixedly installed on the warehouse roof.

[0029] Example 6

[0030] As Figures 1 to 5As shown in the figure, a biomass raw material dust removal and recycling device includes: a negative pressure dust collection hood 1, which is arranged at the upper end of the raw material stacking warehouse. The negative pressure dust collection hood 1 is connected to the air inlet of a bag filter 3 through a negative pressure pipeline 2. The lower end of the bag filter 3 is installed on a dust collector support frame 9. The upper end of the bag filter 3 is provided with a bag dust removal box body 4. The lower end of the bag dust removal box body 4 is provided with a dust collection hopper. The lower end of the dust collection hopper is provided with a discharge control valve 8. The upper end of the bag dust removal box body 4 is provided with a negative pressure fan 6. The exhaust port of the negative pressure fan 6 is provided with an exhaust pipe 7. One side of the bag dust removal box body 4 is provided with a high-pressure pulse cleaning device 5. One side of the bag dust removal box body 4 is provided with an equipment maintenance platform 10. The equipment maintenance platform 10 is installed on the dust collector support frame 9 through fixing bolts. The lower end of the dust collector support frame 9 is installed on the ground through expansion fixing bolts.

[0031] In the negative pressure dust collection hood 1 of the present utility model, it is arranged at the upper end of the raw material stacking warehouse. The negative pressure dust collection hood 1 is connected to the air inlet of the bag filter 3 through the negative pressure pipeline 2. The lower end of the bag filter 3 is installed on the dust collector support frame 9. The upper end of the bag filter 3 is provided with the bag dust removal box body 4. The lower end of the bag dust removal box body 4 is provided with the dust collection hopper. The lower end of the dust collection hopper is provided with the discharge control valve 8. The upper end of the bag dust removal box body 4 is provided with the negative pressure fan 6. The exhaust port of the negative pressure fan 6 is provided with the exhaust pipe 7. One side of the bag dust removal box body 4 is provided with the high-pressure pulse cleaning device 5. It can centrally collect and process the dust generated during the loading and unloading of raw materials, improve the production cleanliness, and ensure production safety.

[0032] The above shows and describes the basic principles, main features and advantages of the present utility model. Those skilled in the art of this industry should understand that the present utility model is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principles of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed. The scope of protection claimed by the present utility model is defined by the appended claims and their equivalents.

Claims

1. A biomass raw material dust removal and recovery device, comprising: A negative pressure dust collection hood (1), the negative pressure dust collection hood (1) is arranged at the upper end of a raw material storage warehouse, characterized in that: the negative pressure dust collection hood (1) is connected to the air inlet of a bag dust collector (3) through a negative pressure pipe (2), the lower end of the bag dust collector (3) is installed on a dust collector support frame (9), the upper end of the bag dust collector (3) is provided with a bag dust collection box (4), the lower end of the bag dust collection box (4) is provided with a dust collecting hopper, the lower end of the dust collecting hopper is provided with a discharge control valve (8), the upper end of the bag dust collection box (4) is provided with a negative pressure fan (6), and the exhaust port of the negative pressure fan (6) is provided with an exhaust pipe (7), a high-pressure pulse cleaning device (5) is provided on one side of the bag dust removal box (4), the bag dust removal box (4) comprises a box support frame (41), a sealing side plate is provided on the outer side of the box support frame (41), the sealing side plate is installed on the box support frame (41) through a side plate support frame (42), an exhaust box (44) is provided at the upper end of the box support frame (41), a plurality of bag fixing support frames (43) are provided at the lower end of the exhaust box (44), dust removal bags are provided on the bag fixing support frames (43), and a high-pressure pulse cleaning device (5) is provided on one side of the exhaust box (44).

2. A biomass raw material dust removal and recovery device according to claim 1, characterized in that: The high-pressure pulse cleaning device (5) comprises a high-pressure gas storage tank (51), a plurality of pulse cleaning tubes (52) are provided on the high-pressure gas storage tank (51), a plurality of pulse cleaning heads (54) are provided on the pulse cleaning tubes (52), a pulse control valve (53) is provided on the pulse cleaning tubes (52), and the pulse cleaning heads (54) are arranged on the upper end of the bag fixing support frame (43).

3. A biomass raw material dust removal and recovery device according to claim 1, characterized in that: The negative pressure fan (6) comprises a fan body (61), one side of the fan body (61) is connected to a fan drive motor (62), and the fan drive motor (62) is mounted on the housing of the bag filter (3) via a motor fixing seat.

4. A biomass raw material dust removal and recovery device according to claim 3, characterized in that: The air inlet of the fan body (61) is provided with a connecting flange (64), the exhaust port of the fan body (61) is provided with a connecting flange, and the exhaust port of the fan body (61) is provided with an exhaust pipe mounting seat (63).

5. The biomass raw material dust removal and recovery device according to claim 1, characterized in that: The discharge control valve (8) comprises a control valve housing (81), a control valve core (82) is arranged in the control valve housing (81), a valve core control rod (85) is arranged at one end of the control valve core (82), a valve body mounting seat (84) is arranged at the upper end of the control valve housing (81), and an adjusting baffle (83) is arranged at the upper end of the control valve housing (81).

6. A biomass raw material dust removal and recovery device according to claim 1, characterized in that: The negative pressure dust collection hood (1) has a conical air collecting box at its upper end, a pipe connection seat at its upper end, and a fixing lug on the negative pressure dust collection hood (1). The negative pressure dust collection hood (1) is fixedly mounted on the roof of the warehouse.

7. The biomass raw material dust removal and recovery device according to claim 1, characterized in that: An equipment maintenance platform (10) is provided on one side of the bag dust removal box (4); the equipment maintenance platform (10) is mounted on the dust collector support frame (9) via fixing bolts; and the lower end of the dust collector support frame (9) is mounted on the ground via expansion fixing bolts.

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