Biomass pyrolysis gasification carbon gas co-production device

By designing buffer and anti-stick components, the vibration wear and carbon deposit blockage problems of the biomass pyrolysis gasified carbon gas cogeneration device are solved, and the stable operation and efficient cleaning of the equipment are achieved, extending the service life and reducing maintenance costs.

CN120484836APending Publication Date: 2025-08-15GUANGZHOU HUIDI NEW ENERGY TECH CO LTD
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Patent Information

Application Number
CN202510911106.5
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-07-02
Publication Date
2025-08-15

AI Technical Summary

Technical Problem

During long-term operation, traditional biomass pyrolysis gasification carbon gas cogeneration devices are prone to carbon deposits and coking on the inner wall of the rotary kiln, reduced heat conduction efficiency, serious mechanical wear, inconvenient cleaning, and safety hazards. They also lack an online self-cleaning system.

Method used

Design the buffer mechanism and anti-adhesive components, including fixed columns, connecting shafts, springs, shock absorbing rods, buffer plates, water pumps, water pipes, water tanks, cylinders, motors and cleaning brushes, to realize the buffering, cleaning and anti-adhesive functions of the equipment, and reduce vibration wear and carbon accumulation.

Benefits of technology

Effectively slow down vibration and wear of equipment, improve equipment stability and safety, extend service life, improve cleaning efficiency, reduce maintenance costs, and avoid safety hazards.

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Abstract

The invention provides a biomass pyrolysis gasification carbon gas co-production device which comprises a co-production device body, a bottom plate, a fixing part, a buffer mechanism, a cleaning mechanism and an anti-sticking assembly, and the bottom plate is arranged below the co-production device body; the buffering mechanism comprises a fixing column, two connecting shafts, two first springs, a damping rod, a second spring and a buffering plate, and the fixing column is installed on the bottom plate; the two connecting shafts are mounted on the inner wall of the fixed column; the two first springs are arranged outside the connecting shaft in a sleeving manner; the damping rod is connected with one end of the first spring; the damping rod is sleeved with the second spring. And the buffer plate is fixed on the inner wall of the fixed column. According to the biomass pyrolysis gasification carbon gas co-production device disclosed by the embodiment of the invention, the buffer mechanism is arranged outside the co-production device body, so that vibration generated in the operation process is effectively relieved, and abrasion of mechanical parts caused by long-term vibration is avoided, so that the service life of equipment is prolonged.
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Description

Technical Field

[0001] The present invention relates to the technical field of biomass gasification, and in particular to a biomass pyrolysis and gasification charcoal and gas cogeneration device. Background Art

[0002] Biomass is an important renewable energy source, widely distributed and abundant. However, due to its low energy density and dispersed distribution, it is difficult to process centrally on a large scale, which explains the low level of biomass utilization in most developing countries. Biomass gasification power generation technology can achieve high utilization rates on a smaller scale and provide a high-quality energy source, making it particularly suitable for rural areas and developing countries. Therefore, it is a key technology for biomass utilization and a key development direction. Biomass gasification is a process that, under certain thermodynamic conditions, uses air (or oxygen) and water vapor to cause biomass polymers to undergo pyrolysis, oxidation, and reduction reforming reactions, ultimately converting them into combustible gases such as carbon monoxide, hydrogen, and low-molecular-weight hydrocarbons.

[0003] Currently, traditional biomass pyrolysis and gasification cogeneration units are prone to carbon deposits and coking on the inner walls of the rotary kiln during long-term operation, significantly reducing heat transfer efficiency. Conventional cleaning methods require frequent machine downtime for manual removal, which not only impacts continuous production but also poses safety risks during high-temperature operations. Existing equipment generally lacks online self-cleaning systems, and uneven heating of the material can easily lead to an imbalance in the carbon-to-gas ratio. Furthermore, mechanical wear caused by vibration shortens the life of key components and increases maintenance costs. Summary of the Invention

[0004] The present invention aims to solve one of the technical problems in the above-mentioned technology at least to a certain extent.

[0005] To this end, one purpose of the present invention is to propose a biomass pyrolysis and gasification charcoal cogeneration device. By setting a buffer mechanism outside the cogeneration device body, the vibration generated during operation is effectively reduced, the wear of mechanical parts caused by long-term vibration is avoided, and the service life of the equipment is extended.

[0006] To achieve the above-mentioned purpose, the first aspect of the present invention proposes a biomass pyrolysis and gasification charcoal cogeneration device, comprising: a cogeneration device body, a base plate, a fixing part, a buffer mechanism, a cleaning mechanism and an anti-sticking component, wherein the base plate is arranged below the cogeneration device body; the buffer mechanism comprises a fixed column, two connecting shafts, two first springs, a shock-absorbing rod, a second spring and a buffer plate, wherein the fixed column is mounted on the base plate; the two connecting shafts are mounted on the inner wall of the fixed column; the two first springs are sleeved on the outside of the connecting shaft; the shock-absorbing rod is connected to one end of the first spring; the second spring is sleeved on the outside of the shock-absorbing rod; and the buffer plate is fixed on the inner wall of the fixed column.

[0007] Specifically, the cleaning mechanism includes a water pump, a water pipe, a water tank and a water outlet pipe, wherein the water pump is arranged on the bottom plate; the water pipe is connected to the input end of the water pump, and the water tank is connected to the other end of the water pipe; the water outlet pipe is connected to the output end of the water pump; and water outlet holes are equidistantly opened on the outer wall of the water outlet pipe.

[0008] Specifically, the anti-sticking assembly includes a fixed cover, a protective cover, a cylinder, a fixed plate, a motor and a cleaning brush, wherein the fixed cover is fixed to one side of the co-production device body; the protective cover is connected to one side of the fixed cover; the cylinder is arranged on one side of the fixed cover; the protective cover is arranged outside the cylinder; the fixed plate is connected to the output end of the cylinder, and the motor is arranged on the other side of the fixed plate; and the cleaning brush is connected to the output end of the motor.

[0009] Specifically, the two first springs are respectively sleeved on the corresponding two connecting shafts, and a through hole is opened on the inner wall of the buffer plate.

[0010] Specifically, the connecting shaft and the first spring form a telescopic structure, and the shock-absorbing rod and the second spring form a telescopic structure.

[0011] Specifically, two groups of connecting shafts and first springs are provided, and are symmetrically arranged around the longitudinal center axis of the buffer plate.

[0012] Specifically, the outer wall size of the shock absorbing rod matches the inner wall size of the through hole.

[0013] Specifically, a water delivery pipe is installed at one end of the water pump, and a water outlet pipe is installed at the other end of the water pump.

[0014] Specifically, the cylinder and the fixed plate form a telescopic structure, and the motor and the cleaning brush form a rotating structure.

[0015] Compared with existing technologies, the present invention offers the following advantages: The biomass pyrolysis and gasification charcoal and gas cogeneration device utilizes an anti-sticking assembly, including a fixed cover, protective shield, cylinder, fixed plate, motor, and cleaning brush, to effectively clean the interior of the cogeneration device. This prevents sticky materials generated during the carbonization process from contaminating and clogging the device, thereby improving the device's efficiency and lifespan. Furthermore, the provision of a first spring and a buffer plate effectively mitigates the effects of vibration on the cogeneration device, enhancing its stability and safety. Furthermore, the combined use of a damping rod and a second spring further enhances the device's seismic resistance.

[0016] Additional aspects and advantages of the present invention will be set forth in part in the description which follows and, in part, will be obvious from the description which follows, or may be learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The above and / or additional aspects and advantages of the present invention will become apparent and readily understood from the following description of the embodiments in conjunction with the accompanying drawings, in which: Figure 1 This is a schematic structural diagram of a biomass pyrolysis and gasification charcoal and gas cogeneration device according to one embodiment of the present invention; Figure 2 This is a schematic structural diagram of a cleaning mechanism of a biomass pyrolysis and gasification carbon-gas cogeneration device according to one embodiment of the present invention; Figure 3 Schematic diagram of an anti-sticking component of a biomass pyrolysis and gasification charcoal and gas cogeneration device according to one embodiment of the present invention; Figure 4 A biomass pyrolysis and gasification carbon gas cogeneration device according to one embodiment of the present invention Figure 2 A in the middle is an enlarged structural diagram; Figure 5 The present invention is a schematic diagram of the buffer mechanism structure of a biomass pyrolysis and gasification charcoal and gas cogeneration device according to one embodiment of the present invention.

[0018] Figure numerals: 1. Co-production device body; 2. Bottom plate; 3. Fixing part; 4. Buffer mechanism; 41. Fixing column; 42. Connecting shaft; 43. First spring; 44. Shock-absorbing rod; 45. Second spring; 46. Buffer plate; 47. Through hole; 5. Cleaning mechanism; 51. Water pump; 52. Water pipe; 53. Water tank; 54. Water outlet pipe; 55. Water outlet hole; 6. Anti-sticking component; 61. Fixing cover; 62. Protective cover; 63. Cylinder; 64. Fixing plate; 65. Motor; 66. Cleaning brush. DETAILED DESCRIPTION

[0019] The following describes embodiments of the present invention in detail. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to explain the present invention, but are not to be construed as limiting the present invention.

[0020] A biomass pyrolysis and gasification charcoal and gas cogeneration device according to an embodiment of the present invention will be described below with reference to the accompanying drawings.

[0021] like Figure 1-Figure 5 As shown, a biomass pyrolysis and gasification charcoal cogeneration device according to an embodiment of the present invention may include: a cogeneration device body 1 , a bottom plate 2 , a fixing member 3 , a buffer mechanism 4 , a cleaning mechanism 5 and an anti-sticking component 6 .

[0022] Among them, the base plate 2 is arranged below the co-production device body 1, and the buffer mechanism 4 includes a fixed column 41, two connecting shafts 42, two first springs 43, a shock-absorbing rod 44, a second spring 45 and a buffer plate 46, wherein the fixed column 41 is installed on the base plate 2, the two connecting shafts 42 are installed on the inner wall of the fixed column 41, the two first springs 43 are sleeved on the outside of the connecting shaft 42, the shock-absorbing rod 44 is connected to one end of the first spring 43, the second spring 45 is sleeved on the outside of the shock-absorbing rod 44, and the buffer plate 46 is fixed on the inner wall of the fixed column 41.

[0023] Specifically, the buffer plate 46 is provided with a through-hole 47. This allows the damping rod 44 to move through it when subjected to pressure, thereby achieving a buffering effect. When the cogeneration device 1 is in operation, vibration and other factors may generate a certain impact force. At this time, the damping rod 44 is affected by this impact force and moves toward the buffer plate 46, compressing the first spring 43 and the second spring 45. The elastic action of the first and second springs 43 and 45 absorbs some of the impact force, thereby achieving a buffering effect and reducing damage to the cogeneration device 1. Furthermore, the provision of the second spring 45 further enhances the buffering effect, making the entire buffer mechanism 4 more stable and reliable.

[0024] In one embodiment of the present invention, Figure 2 As shown, the cleaning mechanism 5 includes a water pump 51 , a water delivery pipe 52 , a water tank 53 and a water outlet pipe 54 .

[0025] Among them, the water pump 51 is set on the bottom plate 2, the water pipe 52 is connected to the input end of the water pump 51, the water tank 53 is connected to the other end of the water pipe 52, the outlet pipe 54 is connected to the output end of the water pump 51, and water outlet holes 55 are equidistantly opened on the outer wall of the outlet pipe 54.

[0026] Specifically, when the cogeneration device body 1 needs to be cleaned, water pump 51 can be activated. Water pump 51 draws water from water tank 53 through water supply pipe 52 and then sprays the water through outlet pipe 54. Because outlet pipe 54 is provided with water outlet holes 55 at equal intervals on its outer wall, the cogeneration device body 1 can be fully cleaned, achieving a more thorough cleaning effect. Furthermore, the cleaning mechanism 5 has a simple structure and is easy to operate, which can greatly improve cleaning efficiency and reduce cleaning costs.

[0027] In one embodiment of the present invention, Figure 3As shown, the anti-sticking component 6 includes a fixed cover 61, a protective cover 62, a cylinder 63, a fixed plate 64, a motor 65 and a cleaning brush 66, wherein the fixed cover 61 is fixed to one side of the co-generation device body 1, the protective cover 62 is connected to one side of the fixed cover 61, the cylinder 63 is arranged on one side of the fixed cover 61, the protective cover 62 is arranged outside the cylinder 63, the fixed plate 64 is connected to the output end of the cylinder 63, the motor 65 is arranged on the other side of the fixed plate 64, and the cleaning brush 66 is connected to the output end of the motor 65.

[0028] Specifically, the cylinder 63 drives the fixed plate 64 and the motor 65 to reciprocate, and the motor 65 drives the cleaning brush 66 to rotate, thereby automatically cleaning the carbon and coke deposits on the inner wall of the cogeneration device body 1, greatly improving the cleaning efficiency and effect, while avoiding the safety hazards caused by manual cleaning. In addition, the provision of the protective cover 62 can also protect the cylinder 63 and the motor 65 from damage.

[0029] In one embodiment of the present invention, Figure 5 As shown, the two first springs 43 are respectively sleeved on the corresponding two connecting shafts 42 , and a through hole 47 is opened on the inner wall of the buffer plate 46 .

[0030] It is understood that the telescopic design of the connecting shaft 42 and the first spring 43 ensures that the buffer mechanism 4 has good elasticity and resilience in the face of vibration and impact forces generated during the operation of the co-generation device body 1. When the co-generation device body 1 is subjected to external impact forces, the connecting shaft 42 will expand and contract to a certain extent under the elastic action of the first spring 43, thereby absorbing and dispersing the impact force and protecting the co-generation device body 1 from damage.

[0031] In one embodiment of the present invention, Figure 5 As shown, the connecting shaft 42 and the first spring 43 form a telescopic structure, and the shock absorbing rod 44 and the second spring 45 form a telescopic structure.

[0032] As can be appreciated, this telescopic design not only enhances the stability and durability of the buffer mechanism 4 but also improves its adaptability to varying impact intensities. The telescopic structure of the shock-absorbing rod 44 and the second spring 45 further enhances the buffering effect, allowing the entire device to more effectively absorb and disperse energy when exposed to strong vibrations or impacts, thereby protecting the safe operation of the co-generation device 1 and its internal components. Furthermore, this structural design facilitates maintenance and replacement, reducing maintenance costs and user complexity.

[0033] In one embodiment of the present invention, Figure 5 As shown, two sets of connecting shafts 42 and first springs 43 are provided, and are symmetrically arranged with respect to the longitudinal center axis of the buffer plate 46 .

[0034] As can be understood, this symmetrical arrangement allows the buffer mechanism 4 to more evenly disperse and absorb energy when subjected to impact, further enhancing the buffering effect and device stability. Furthermore, the symmetrical arrangement enhances the overall structural strength of the buffer mechanism 4, making it less susceptible to damage from strong vibrations or impacts, thereby extending the device's service life.

[0035] In one embodiment of the present invention, Figure 5 As shown, the outer wall size of the shock absorbing rod 44 matches the inner wall size of the through hole 47 .

[0036] As can be appreciated, this dimensionally matched design ensures smooth movement of the damping rod 44 within the through-hole 47 while maintaining a certain degree of stability and guidance. When the damping rod 44 is impacted and moves toward the buffer plate 46, its outer wall tightly mates with the inner wall of the through-hole 47, preventing the damping rod 44 from shaking or deflecting during movement, thereby improving the cushioning accuracy and reliability of the buffer mechanism 4.

[0037] In one embodiment of the present invention, Figure 2 As shown, a water delivery pipe 52 is installed at one end of the water pump 51 , and a water outlet pipe 54 is installed at the other end of the water pump 51 .

[0038] It is understandable that this design ensures that the water pump 51 can smoothly pump water from the water tank 53 and evenly spray the water onto the cogeneration device body 1 through the water outlet pipe 54 for effective cleaning.

[0039] In one embodiment of the present invention, Figure 3 As shown, the cylinder 63 and the fixing plate 64 form a telescopic structure, and the motor 65 and the cleaning brush 66 form a rotating structure.

[0040] It is understandable that this structural design enables the anti-sticking component 6 to flexibly adjust the position and angle of the cleaning brush 66 during operation to meet the cleaning needs of different parts.

[0041] In summary, the biomass pyrolysis and gasification charcoal and gas cogeneration device of the present invention, through the design of an anti-sticking assembly comprising a fixed cover, protective shield, cylinder, fixed plate, motor, and cleaning brush, effectively cleans the interior of the cogeneration device, preventing sticky substances generated during the carbonization process from contaminating and clogging the cogeneration device, thereby improving the efficiency and lifespan of the cogeneration device. Furthermore, the provision of a first spring and a buffer plate effectively mitigates the impact of equipment vibration on the cogeneration device, improving its stability and safety. Furthermore, the combined use of a shock-absorbing rod and a second spring further enhances the device's seismic resistance.

[0042] In the description of this specification, the terms "first" and "second" are used for descriptive purposes only and should not be understood to indicate or imply relative importance or implicitly specify the number of the technical features indicated. Therefore, a feature specified as "first" or "second" may explicitly or implicitly include at least one of such features. In the description of the present invention, "plurality" means at least two, for example, two, three, etc., unless otherwise specifically defined.

[0043] In the description of this specification, the reference terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in this specification and features of different embodiments or examples without contradiction.

[0044] Although the embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are exemplary and are not to be construed as limitations on the present invention. A person skilled in the art may change, modify, replace and deform the above embodiments within the scope of the present invention.

Claims

1. A biomass pyrolysis and gasification carbon gas cogeneration device, characterized in that: include: The co-generation device comprises a body (1), a bottom plate (2), a fixing member (3), a buffer mechanism (4), a cleaning mechanism (5) and an anti-sticking component (6), wherein: The bottom plate (2) is arranged below the co-generation device body (1); The buffer mechanism (4) comprises a fixed column (41), two connecting shafts (42), two first springs (43), a shock absorbing rod (44), a second spring (45) and a buffer plate (46), wherein: The fixing column (41) is mounted on the base plate (2); The two connecting shafts (42) are mounted on the inner wall of the fixing column (41); The two first springs (43) are sleeved on the outside of the connecting shaft (42); The shock absorbing rod (44) is connected to one end of the first spring (43); The second spring (45) is sleeved on the outside of the shock absorbing rod (44); The buffer plate (46) is fixed on the inner wall of the fixing column (41).

2. The biomass pyrolysis and gasification carbon gas cogeneration device according to claim 1, characterized in that: The cleaning mechanism (5) comprises a water pump (51), a water delivery pipe (52), a water tank (53) and a water outlet pipe (54), wherein: The water pump (51) is arranged on the bottom plate (2); The water pipe (52) is connected to the input end of the water pump (51), and the water tank (53) is connected to the other end of the water pipe (52); The water outlet pipe (54) is connected to the output end of the water pump (51); The outer wall of the water outlet pipe (54) is provided with water outlet holes (55) at equal intervals.

3. The biomass pyrolysis and gasification carbon and gas cogeneration device according to claim 1, characterized in that: The anti-sticking assembly (6) includes a fixed cover (61), a protective cover (62), a cylinder (63), a fixed plate (64), a motor (65) and a cleaning brush (66), wherein: The fixed cover (61) is fixed to one side of the co-generation device body (1); The protective cover (62) is connected to one side of the fixed cover (61); The cylinder (63) is arranged on one side of the fixed cover (61); The protective cover (62) is arranged outside the cylinder (63); The fixed plate (64) is connected to the output end of the cylinder (63), and the motor (65) is arranged on the other side of the fixed plate (64); The cleaning brush (66) is connected to the output end of the motor (65).

4. The biomass pyrolysis and gasification carbon gas cogeneration device according to claim 1, characterized in that: The two first springs (43) are respectively sleeved on the corresponding two connecting shafts (42), and a through hole (47) is provided on the inner wall of the buffer plate (46).

5. The biomass pyrolysis and gasification carbon gas cogeneration device according to claim 1, characterized in that: The connecting shaft (42) and the first spring (43) form a telescopic structure, and the shock absorbing rod (44) and the second spring (45) form a telescopic structure.

6. The biomass pyrolysis and gasification carbon gas cogeneration device according to claim 1, characterized in that: The connecting shaft (42) and the first spring (43) are provided in two groups and are symmetrically arranged about the longitudinal center axis of the buffer plate (46).

7. The biomass pyrolysis and gasification carbon and gas cogeneration device according to claim 4, characterized in that: The outer wall size of the shock absorbing rod (44) matches the inner wall size of the through hole (47).

8. The biomass pyrolysis and gasification carbon and gas cogeneration device according to claim 2, characterized in that: A water delivery pipe (52) is installed at one end of the water pump (51), and a water outlet pipe (54) is installed at the other end of the water pump (51).

9. The biomass pyrolysis and gasification carbon and gas cogeneration device according to claim 3, characterized in that: The cylinder (63) and the fixed plate (64) form a telescopic structure, and the motor (65) and the cleaning brush (66) form a rotating structure.