Biomass gasification furnace capable of discharging slag
By introducing a combination of steam inlet and suction fan into the biomass gasifier, the problems of insufficient contact between the gasifying agent and biomass fuel and difficulty in quickly extracting gasification residue were solved, thus achieving a highly efficient gasification and slag removal process.
Patent Information
- Application Number
- CN202422928340.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-29
- Publication Date
- 2025-11-21
- Estimated Expiration
- 2034-11-29
AI Technical Summary
Existing biomass gasification furnaces with slag discharge have insufficient contact between the gasifying agent and biomass fuel, resulting in low gasification efficiency and difficulty in quickly extracting gasification residue, leading to low slag discharge efficiency.
A biomass gasification furnace was designed, including components such as support legs, biomass furnace body, top cover, suction fan, steam output bend and metal slag discharge pipe. By combining steam introduction and suction fan, the gasification agent and biomass fuel can be fully contacted, and the gasification residue can be quickly extracted by suction fan.
It improves the contact efficiency between the gasifying agent and biomass fuel, enhances the gasification efficiency, and significantly improves the slag discharge efficiency of the gasification residue.
Smart Images
Figure CN223576418U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a gasification furnace technical field, concretely relates to a biomass gasification furnace of deslagging. BACKGROUND
[0002] The biomass gasification furnace is the equipment that uses organic matter biomass as fuel, and through flameless gasification technology, it is rapidly changed into high-energy fuel gas (mainly methane). Its basic principle is to use the high temperature of steam and the low pressure of steam, greatly reduce the tar content of organic matter, gasify the biomass, thereby saving a lot of heat in the traditional combustion incineration process, and directly gasifying low-calorific-value organic pollutants, improving fuel utilization and thermal efficiency.
[0003] The existing biomass gasification furnace of deslagging cannot make the gasification agent fully contact with the biomass fuel, improve the gasification efficiency, and is not convenient for quickly extracting the gasification residue from the arc-shaped bin, and the deslagging efficiency of the gasification furnace is low. UTILITY MODEL CONTENT
[0004] In view of the problems in the prior art, the utility model provides a biomass gasification furnace of deslagging, which makes the gasification agent fully contact with the biomass fuel, improves the gasification efficiency, and is convenient for quickly extracting the gasification residue from the arc-shaped bin, greatly improving the deslagging efficiency of the gasification furnace.
[0005] The utility model solves the technical scheme that adopts a kind of biomass gasification furnace of deslagging, including support leg, biomass furnace body and top cover, the top of biomass furnace body is clamped with top cover, the top end side of biomass furnace body is installed with suction fan by mounting bracket, the bottom of biomass furnace body is provided with arc-shaped bin and the bottom of arc-shaped bin is provided with metal net, the bottom of biomass furnace body and located the periphery of arc-shaped bin are provided with steam output elbow pipe, the metal deslagging pipe is set in biomass furnace body, the bottom end of metal deslagging pipe is located in arc-shaped bin, and the top end of metal deslagging pipe is connected suction fan input by deslagging pipe and passes through biomass furnace body;
[0006] The bottom of biomass furnace body is provided with the communicating pipe being connected with arc-shaped bin, the bottom of communicating pipe is clamped with sealing cover, the bottom of biomass furnace body and located the outside of communicating pipe are provided with communicating ring pipe.
[0007] By adopting the above technical scheme, the biomass gasification furnace makes the gasification agent fully contact with the biomass fuel, improves the gasification efficiency, and is convenient for quickly extracting the gasification residue from the arc-shaped bin, greatly improves the deslagging efficiency of the gasification furnace.
[0008] Specifically, the steam output elbow pipe is connected with the communicating ring pipe through the pipeline, one end of the communicating ring pipe is connected with the steam inlet pipe, and a steam inlet valve is arranged on the steam inlet pipe.
[0009] By adopting the technical scheme, the steam inlet valve is opened to utilize the steam inlet pipe to pass hot steam into the communicating ring pipe.
[0010] Specifically, the output port of the suction fan is connected with a discharge port, and a discharge valve is arranged on the discharge pipe.
[0011] By adopting the technical scheme, the discharge valve is opened, the sealing cover is removed, the suction fan is powered on, and the suction fan is utilized to quickly discharge the gasification residues from the arc-shaped bin.
[0012] Specifically, one end of the top of the top cover is provided with a collecting pipe, and a collecting valve is arranged on the collecting pipe.
[0013] Specifically, support feet are equidistantly arranged on the outer side of the bottom end of the biomass furnace body through bolts.
[0014] The biomass gasification furnace has the following beneficial effects:
[0015] (1) The biomass gasification furnace can pass hot steam into the communicating ring pipe through the steam inlet pipe by opening the steam inlet valve, and finally uniformly output the steam from the steam output elbow pipe, so that the gasification agent fully contacts the biomass fuel, the gasification efficiency is improved, the high polymer of the biomass can be pyrolyzed, oxidized, reduced and reformed, the tar generated in the pyrolysis can be further cracked or catalytically cracked into small-molecule hydrocarbons, and thus CO, H2 and CH4 gases are obtained.
[0016] (2) The biomass gasification furnace can utilize the collecting pipe to collect the combustible gas by opening the collecting valve, and after the gasification is completed, the discharge valve is opened and the sealing cover is removed, the suction fan is powered on, and the suction fan is utilized to quickly discharge the gasification residues from the arc-shaped bin, so that the discharge efficiency of the gasification furnace is greatly improved. BRIEF DESCRIPTION OF DRAWINGS
[0017] The utility model is further described below in combination with the drawings and examples.
[0018] Figure 1 It is the whole structure schematic diagram of the utility model;
[0019] Figure 2 It is the internal structure schematic diagram of the biomass furnace body of the utility model;
[0020] Figure 3 It is the bottom structure schematic diagram of the biomass furnace body of the utility model.
[0021] In the figure: 1, support foot; 2, biomass furnace body; 3, top cover; 4, steam inlet valve; 5, collection valve; 6, collection pipe; 7, discharge valve; 8, discharge pipe; 9, suction fan; 10, discharge port; 11, metal mesh; 12, steam outlet elbow; 13, arc-shaped bin; 14, metal discharge pipe; 15, communication pipe; 16, communication ring pipe; 17, sealing cover; 18, steam inlet pipe. DETAILED DESCRIPTION
[0022] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.
[0023] In order to make the gasification agent of the biomass gasification furnace fully contact with the biomass fuel, improve the gasification efficiency, and facilitate the rapid discharge of the gasification residues from the arc-shaped bin 13, the discharge efficiency of the gasification furnace is greatly improved, as shown in the figure. Figures 1-3 A biomass gasification furnace with discharge function, comprising support feet 1, a biomass furnace body 2 and a top cover 3, the top of the biomass furnace body 2 is clamped with the top cover 3, the top end of the biomass furnace body 2 is installed with a suction fan 9 through a mounting bracket, the bottom of the biomass furnace body 2 is provided with an arc-shaped bin 13, and the bottom of the arc-shaped bin 13 is provided with a metal mesh 11, the bottom of the biomass furnace body 2 and the outer periphery of the arc-shaped bin 13 are provided with a steam outlet elbow 12, the biomass furnace body 2 is provided with a metal discharge pipe 14, the bottom end of the metal discharge pipe 14 is located in the arc-shaped bin 13, and the top end of the metal discharge pipe 14 penetrates through the biomass furnace body 2 and is connected with the suction fan 9 input through the discharge pipe 8.
[0024] The bottom of the biomass furnace body 2 is provided with a communication pipe 15 connected with the arc-shaped bin 13, the bottom of the communication pipe 15 is clamped with a sealing cover 17, and the bottom of the biomass furnace body 2 and the outer side of the communication pipe 15 are provided with a communication ring pipe 16.
[0025] In use, the biomass gasification furnace makes the gasification agent fully contact with the biomass fuel, improves the gasification efficiency, and facilitates the rapid discharge of the gasification residues from the arc-shaped bin 13, greatly improving the discharge efficiency of the gasification furnace.
[0026] As shown in the figure, Figure 2 , 3 The utility model further comprises that the steam outlet elbow 12 is connected with the communication ring pipe 16 through a pipeline, one end of the communication ring pipe 16 is connected with a steam inlet pipe 18, and the steam inlet pipe 18 is provided with a steam inlet valve 4.
[0027] In use, the steam inlet valve 4 is opened to pass hot steam into the communication ring pipe 16 through the steam inlet pipe 18.
[0028] As shown in the figure,Figure 1 As shown in the utility model still include, the output of the suction fan 9 is connected with the discharge port 10, the discharge pipe 8 is provided with the discharge valve 7.
[0029] In use, open the discharge valve 7 and remove the sealing cover 17, connect the suction fan 9 power supply, utilize suction fan 9 to facilitate the gasification residue from the arc-shaped bin 13 quickly extracted.
[0030] Exemplary, as Figure 1 As shown in the utility model still include, the top of the top cover 3 is provided with the collection pipe 6 and is provided with the collection valve 5 on the collection pipe 6.
[0031] In use, open the collection valve 5 and utilize the collection pipe 6 to facilitate the collection of combustible gas.
[0032] Exemplary, as Figure 1 As shown in the utility model still include, the bottom end outside of the biomass furnace body 2 is installed with the support foot 1 at equal distance through bolt.
[0033] In use, utilize the support foot 1 to stabilize the effect of supporting the biomass furnace body 2.
[0034] The utility model in use, open the top cover 3 and place the biomass fuel in the biomass furnace body 2, open the steam inlet valve 4 and utilize the steam inlet pipe 18 to pass hot steam into the communication ring pipe 16, finally from the steam output elbow pipe 12 uniform output, as the gasification agent of fuel, make the gasification agent fully contact with the biomass fuel, improve the gasification efficiency;
[0035] The high polymer of biomass can pyrolysis, oxidation, reduction, reforming reaction, pyrolysis associated tar can further thermal cracking or catalytic cracking into small molecule hydrocarbons, thereby obtain CO, H2 and CH4 gas, open the collection valve 5 and utilize the collection pipe 6 to facilitate the collection of combustible gas;
[0036] After gasification, open the discharge valve 7 and remove the sealing cover 17, connect the suction fan 9 power supply, utilize suction fan 9 to facilitate the gasification residue from the arc-shaped bin 13 quickly extracted, greatly improve the discharge efficiency of gasification furnace.
[0037] The above shows and describes the basic principle, main features and advantages of the utility model. The skilled in the art should understand that the utility model is not limited by the above examples, the above implementation and the description in the specification is only to illustrate the principle of the utility model, without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, these changes and improvements all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.
Claims
1. A biomass gasification furnace with slag discharge, characterized in that, The biomass furnace includes a support foot (1), a biomass furnace body (2), and a top cover (3). The top cover (3) is fitted onto the top of the biomass furnace body (2). A suction fan (9) is installed on one side of the top of the biomass furnace body (2) via a mounting bracket. An arc-shaped chamber (13) is provided at the bottom of the biomass furnace body (2), and a metal mesh (11) is provided at the bottom of the arc-shaped chamber (13). A steam output bend (12) is provided at the bottom of the biomass furnace body (2) and around the arc-shaped chamber (13). A metal slag discharge pipe (14) is provided inside the biomass furnace body (2). The bottom end of the metal slag discharge pipe (14) is located inside the arc-shaped chamber (13), and the top end of the metal slag discharge pipe (14) penetrates the biomass furnace body (2) and is connected to the inlet of the suction fan (9) via a slag discharge pipe (8). The bottom of the biomass furnace body (2) is provided with a connecting pipe (15) that communicates with the arc-shaped chamber (13). The bottom of the connecting pipe (15) is fitted with a sealing cap (17). The bottom of the biomass furnace body (2) and outside the connecting pipe (15) is provided with a connecting ring pipe (16).
2. The biomass gasification furnace with slag discharge according to claim 1, characterized in that, The steam output bend (12) is connected to the connecting ring pipe (16) through a pipeline. One end of the connecting ring pipe (16) is connected to the steam inlet pipe (18), and a steam inlet valve (4) is provided on the steam inlet pipe (18).
3. A biomass gasification furnace with slag discharge according to claim 1, characterized in that, The output port of the suction fan (9) is connected to the discharge port (10), and the slag discharge pipe (8) is equipped with a slag discharge valve (7).
4. A biomass gasification furnace with slag discharge according to claim 1, characterized in that, The top end of the top cover (3) is provided with a collection pipe (6) and a collection valve (5) is provided on the collection pipe (6).
5. A biomass gasification furnace with slag discharge according to claim 1, characterized in that, The bottom outer side of the biomass furnace body (2) is equipped with support feet (1) by bolts at equal intervals.