Organic waste gas treatment direct combustion furnace equipment
By using the filter structure of bamboo, wood, carbon and limestone slabs in the organic waste gas treatment direct combustion furnace equipment, the problem of inconvenient replacement and cleaning of the filter structure in the existing equipment is solved, and effective control of dust, particles and sulfide emissions is achieved. , reducing environmental impact.
Patent Information
- Application Number
- CN202420965259.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-07
- Publication Date
- 2025-02-11
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
During the use of existing organic waste gas treatment direct combustion furnace equipment, the filter structure is inconvenient to replace and clean, resulting in difficult control of dust, particles and sulfide emissions, affecting the environment.
A filter structure including bamboo, wood carbon and limestone slabs was designed. The particles and dust generated after burning were adsorbed by bamboo, wood carbon, and then discharged and reacted through the through holes on the limestone slabs to reduce the emission of dust, particles and sulfides. And it is convenient to replace and clean with the limit knob.
It effectively reduces the emission of dust, particles and sulfides generated after combustion, reduces the impact on the environment, and simplifies the replacement and cleaning process of the filter structure.
Smart Images
Figure CN222459528U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of direct-fired furnaces, in particular to a direct-fired furnace device for treating organic waste gas. Background Art
[0002] The main sources of organic waste gas include petrochemical, chemical industry, printing, coatings, paints, solvent use, automobile exhaust, incineration, etc. Organic waste gas may contain volatile organic compounds (VOCs), some of which may cause harm to human health and the environment. Therefore, before the organic waste gas is discharged, it is necessary to use direct-fired furnace equipment to fully burn the organic waste gas before discharging it.
[0003] During the use of existing direct-fired furnace equipment for treating organic waste gas, a filtering structure is added to the chimney to prevent particulate matter and dust from floating away. However, it is inconvenient to replace and clean the filtering structure during use. Therefore, technical personnel in this field provide a direct-fired furnace equipment for treating organic waste gas to solve the problems raised in the above background technology. Utility Model Content
[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and a direct-fired furnace device for treating organic waste gas is proposed. The burner allows the gas generated after the combustion of the waste gas to enter the interior of the outer shell through a first chimney, and the particles and dust generated after the combustion are adsorbed by the bamboo charcoal, and then discharged through a plurality of through holes on the limestone plate, and reacted through the limestone plate to reduce the emission of dust, particles and sulfides generated after the combustion, and reduce the impact on the environment. At the same time, the limit knob is turned to pull out the frame through the insulation board, so that the bamboo charcoal and the limestone board can be replaced and cleaned conveniently.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a direct-fired furnace device for treating organic waste gas, comprising a base, an insulated combustion furnace, a burner and a combustion-supporting fan, the insulated combustion furnace is arranged at the upper end of the base, the burner is arranged at the center of the rear end surface of the insulated combustion furnace, the combustion-supporting fan is arranged at the center of the rear inner wall of the insulated combustion furnace, the combustion-supporting fan is arranged at the rear end of the insulated combustion furnace, a heat reflecting layer is arranged on the inner side wall of the insulated combustion furnace, a bracket is arranged at the rear end of the base, an air intake tee is arranged on the upper end surface of the bracket, both output ends of the air intake tee are provided with flame arresters, and the two output ends of the flame arresters are respectively passed through the rear two sides of the upper end surface of the insulated combustion furnace and the upper end surface of the heat reflecting layer to the inside of the heat reflecting layer, a preheating structure is sleeved on the outer side of the two output ends of the air intake tee, a first chimney is arranged at the center of the front end surface of the insulated combustion furnace, a filtering structure is arranged at the output end of the first chimney, and a second chimney is arranged on the upper end of the filtering structure;
[0006] Through the above technical solution, the dust and particulate matter generated after combustion can be adsorbed by the filtering structure, which can also reduce the emission of sulfides and the impact on the environment. It is also convenient to replace and clean the filtering structure. The waste heat inside the second chimney is introduced into the preheating structure through the preheating structure to preheat the exhaust gas entering the insulated combustion furnace, thereby improving the combustion efficiency. The heat is then reflected by the heat reflecting layer to reduce the energy output of the burner and reduce costs.
[0007] Further, the filtering structure includes a shell, a heat insulation board, a frame, a placement groove, bamboo charcoal and a limestone board, wherein the placement groove is arranged at the upper part of the frame, the bamboo charcoal is arranged at the lower part of the placement groove, the limestone board is arranged inside the placement groove at the upper end of the bamboo charcoal, the frame is arranged inside the shell, the heat insulation board is arranged on the front end surface of the frame, and the front end of the heat insulation board passes through the front inner wall of the shell and reaches the front end surface of the shell;
[0008] Through the above technical solution, bamboo charcoal and limestone boards are used to adsorb dust and particles and react with sulfides in the exhaust gas after combustion to reduce sulfide emissions and reduce harm to the environment.
[0009] Furthermore, a limit knob is provided at the upper center of the front end surface of the housing;
[0010] Through the above technical solution, it is convenient to limit the heat insulation board through the limit knob.
[0011] Furthermore, a plurality of through holes are provided at the center of the upper end surface of the limestone plate;
[0012] Through the above technical solution, the exhaust gas after combustion can be discharged conveniently through a plurality of through holes.
[0013] Further, the preheating structure includes a preheating box, a top cover, two connecting pipes, an S-shaped heat conducting pipe and a delivery pump, wherein the top cover is arranged on the upper end surface of the preheating box, the delivery pump is arranged at the center of one side wall of the preheating box, the two connecting pipes are respectively arranged on the output end of the delivery pump and at the center of the other side wall of the preheating box, the S-shaped heat conducting pipe is arranged inside the second chimney, the two connecting pipes respectively penetrate the two side walls of the second chimney to the inside of the second chimney, and the ends are respectively connected between the output end and the input end of the S-shaped heat conducting pipe;
[0014] Through the above technical solution, the water inside the preheating box is pumped out by controlling the delivery pump, delivered to the S-shaped heat pipe through a connecting pipe on one side for heat exchange, and then delivered to the inside of the preheating box through a connecting pipe on the other side.
[0015] Furthermore, a water inlet valve is provided at one side of the center of the upper end surface of the top cover, and a water discharge valve is provided at the lower center of the rear end surface of the preheating box;
[0016] According to the above technical solution, cold water can be added through the water inlet valve, and waste water can be discharged through the drain valve.
[0017] Furthermore, the two output ends of the air intake tee pipe inside the preheating structure are made of copper;
[0018] Through the above technical solution, the thermal conductivity is improved, so that the exhaust gas entering the insulated combustion furnace can be heated more easily.
[0019] The utility model has the following beneficial effects:
[0020] 1. In the utility model, the burner of the direct-fired furnace equipment for treating organic waste gas allows the gas generated after the waste gas is burned to enter the interior of the outer shell through the first chimney, and the particles and dust generated after the combustion are adsorbed by the bamboo charcoal, and then discharged through a plurality of through holes on the limestone plate, and reacted through the limestone plate to reduce the emission of dust, particles and sulfides generated after the combustion, and reduce the impact on the environment. At the same time, the limit knob is turned to pull out the frame through the insulation board, so that the bamboo charcoal and the limestone plate can be replaced and cleaned conveniently.
[0021] 2. In the utility model, during combustion, water is added to the preheating box through the water inlet valve, and the delivery pump is started. The delivery pump delivers the water in the preheating box to the S-shaped heat conduction pipe, recovers the waste heat in the second chimney, and then flows into the preheating box through the connecting pipe on the other side. The hot water in the preheating box preheats the exhaust gas, thereby improving the combustion efficiency and saving energy.
[0022] 3. In the utility model, the heat is reflected by the heat reflection layer inside the heat-insulating combustion furnace to reduce the heat loss, thereby promoting the reaction efficiency, reducing the fuel consumption, and also reducing the fuel residue. BRIEF DESCRIPTION OF THE DRAWINGS
[0023] Figure 1 This is a three-dimensional diagram of a direct-fired furnace device for treating organic waste gas proposed by the utility model;
[0024] Figure 2 This is a three-dimensional cross-sectional view of a direct-fired furnace device for treating organic waste gas proposed by the utility model;
[0025] Figure 3 for Figure 2 The enlarged schematic diagram of point A in the middle;
[0026] Figure 4 for Figure 2 A magnified schematic diagram of point B in the middle.
[0027] Legend:
[0028] 1. Base; 2. Insulated combustion furnace; 3. First chimney; 4. Filter structure; 401. Shell; 402. Limit knob; 403. Insulation board; 404. Frame; 405. Placement slot; 406. Bamboo charcoal; 407. Limestone board; 5. Second chimney; 6. Flame arrester; 7. Air intake tee pipe; 8. Preheating structure; 801. Preheating box; 802. Top cover; 803. Water inlet valve; 804. Connecting pipe; 805. S-shaped heat pipe; 806. Drain valve; 807. Delivery pump; 9. Bracket; 10. Combustion-supporting fan; 11. Burner; 12. Heat reflection layer. DETAILED DESCRIPTION
[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0030] Reference Figure 1-4 The utility model provides an embodiment: a direct-fired furnace device for treating organic waste gas, comprising a base 1, an insulated combustion furnace 2, a burner 11 and a combustion-supporting fan 10, the insulated combustion furnace 2 is arranged at the upper end of the base 1, the burner 11 is arranged at the center of the rear end surface of the insulated combustion furnace 2, the combustion-supporting fan 10 is arranged at the center of the rear inner wall of the insulated combustion furnace 2, the combustion-supporting fan 10 is arranged at the rear end of the insulated combustion furnace 2, a heat reflecting layer 12 is arranged on the inner side wall of the insulated combustion furnace 2, and the heat is reflected by the heat reflecting layer 12 to reduce the energy output of the burner 11 and reduce the cost, a bracket 9 is arranged at the rear end of the base 1, an air intake tee 7 is arranged on the upper end surface of the bracket 9, and flame arresters 6 are arranged at both output ends of the air intake tee 7, and the output ends of the two flame arresters 6 are respectively passed through the rear two sides of the upper end surface of the insulated combustion furnace 2 and the upper end surface of the heat reflecting layer 12 to the inside of the heat reflecting layer 12.
[0031] A preheating structure 8 is provided on the outer side of the two output ends of the air intake tee pipe 7, and a first chimney 3 is provided at the center of the front end surface of the insulated combustion furnace 2. A filtering structure 4 is provided at the output end of the first chimney 3. The dust and particulate matter generated after combustion are adsorbed by the filtering structure 4, which can also reduce the emission of sulfides and the impact on the environment, and is also convenient for replacing and cleaning the filtering structure 4. A second chimney 5 is provided on the upper end of the filtering structure 4. The waste heat inside the second chimney 5 is introduced into the preheating structure 8 through the preheating structure 8, so as to preheat the exhaust gas entering the insulated combustion furnace 2 and improve the combustion efficiency.
[0032] The filtering structure 4 includes an outer shell 401, an insulation board 403, a frame 404, a placement groove 405, bamboo charcoal 406 and a limestone board 407. The placement groove 405 is arranged at the upper part of the frame 404, the bamboo charcoal 406 is arranged at the lower part of the placement groove 405, and the limestone board 407 is arranged inside the placement groove 405 at the upper end of the bamboo charcoal 406. The frame 404 is arranged inside the outer shell 401, and the insulation board 403 is arranged on the front end surface of the frame 404. The front end of the insulation board 403 passes through the front inner wall of the outer shell 401 and reaches the front end surface of the outer shell 401. The bamboo charcoal 406 and the limestone board 407 are used to adsorb dust and particles and react with sulfides on the exhaust gas after combustion to reduce the emission of sulfides and reduce the harm to the environment.
[0033] A limit knob 402 is provided at the center of the front end surface of the shell 401, which is convenient for limiting the insulation board 403 through the limit knob 402. A plurality of through holes are provided at the center of the upper end surface of the limestone plate 407, which facilitate the discharge of exhaust gas after combustion.
[0034] The preheating structure 8 includes a preheating box 801, a top cover 802, two connecting pipes 804, an S-shaped heat pipe 805 and a delivery pump 807. The top cover 802 is arranged on the upper end surface of the preheating box 801, the delivery pump 807 is arranged at the center of one side wall of the preheating box 801, the two connecting pipes 804 are respectively arranged on the output end of the delivery pump 807 and the center of the other side wall of the preheating box 801, the S-shaped heat pipe 805 is arranged inside the second chimney 5, the two connecting pipes 804 respectively penetrate the two side walls of the second chimney 5 to the inside of the second chimney 5, and the ends are respectively connected to the output end and the input end of the S-shaped heat pipe 805. By controlling the delivery pump 807, the water inside the preheating box 801 is pumped out, and is delivered to the S-shaped heat pipe 805 through the connecting pipe 804 on one side for heat exchange, and then delivered to the inside of the preheating box 801 through the connecting pipe 804 on the other side.
[0035] A water inlet valve 803 is provided at one side of the center of the upper end surface of the top cover 802, and a drain valve 806 is provided at the lower center of the rear end surface of the preheating box 801. Cold water can be added through the water inlet valve 803, and waste water can also be discharged through the drain valve 806.
[0036] The two output ends of the air intake three-way pipe 7 inside the preheating structure 8 are made of copper, which improves the thermal conductivity and makes it easier for the exhaust gas entering the adiabatic combustion furnace 2 to be heated.
[0037] Working principle: When in use, by controlling the combustion-supporting fan 10 and the burner 11, the exhaust gas is transported through the input end of the air intake three-way pipe 7. The burner 11 allows the gas generated after the exhaust gas is burned to enter the interior of the shell 401 through the first chimney 3, and the particles and dust generated after the combustion are adsorbed by the bamboo charcoal 406, and then discharged through multiple through holes on the limestone plate 407, and reacted through the limestone plate 407 to reduce the emission of dust, particles and sulfides generated after the combustion, thereby reducing the impact on the environment. At the same time, the limit knob 402 is turned to pull out the frame 404 through the insulation board 403, so as to facilitate the replacement and cleaning of the bamboo charcoal 406 and the limestone plate 407. After cleaning, the frame 404 is stuffed into the shell 4 01, turn the limit knob 402 to limit the installation of the insulation board 403. During combustion, water is added to the preheating box 801 through the water inlet valve 803, and the delivery pump 807 is started. The delivery pump 807 delivers the water in the preheating box 801 to the S-shaped heat pipe 805, recovers the waste heat in the second chimney 5, and then flows into the preheating box 801 through the connecting pipe 804 on the other side. The hot water in the preheating box 801 is used to preheat the exhaust gas, thereby improving the combustion efficiency and saving energy. At the same time, the heat is reflected by the heat reflection layer 12 inside the heat-insulating combustion furnace 2 to reduce heat loss, thereby promoting the reaction efficiency, reducing fuel consumption, and reducing fuel residue.
[0038] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. 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 direct-fired furnace device for treating organic waste gas, comprising a base (1), an insulated combustion furnace (2), a burner (11) and a combustion-supporting fan (10), wherein the insulated combustion furnace (2) is arranged at the upper end of the base (1), the burner (11) is arranged at the center of the rear end surface of the insulated combustion furnace (2), the combustion-supporting fan (10) is arranged at the center of the rear inner wall of the insulated combustion furnace (2), and the combustion-supporting fan (10) is arranged at the rear end of the insulated combustion furnace (2), characterized in that: A heat reflecting layer (12) is provided on the inner wall of the heat-insulating combustion furnace (2), a bracket (9) is provided at the rear end of the base (1), an air intake tee (7) is provided on the upper end face of the bracket (9), both output ends of the air intake tee (7) are provided with flame arresters (6), the output ends of the two flame arresters (6) respectively penetrate the rear sides of the upper end face of the heat-insulating combustion furnace (2) and the upper end face of the heat reflecting layer (12) to the inside of the heat reflecting layer (12), a preheating structure (8) is sleeved on the outer side of the two output ends of the air intake tee (7), a first chimney (3) is provided at the center of the front end face of the heat-insulating combustion furnace (2), a filtering structure (4) is provided at the output end of the first chimney (3), and a second chimney (5) is provided on the upper end of the filtering structure (4).
2. The direct-fired furnace equipment for treating organic waste gas according to claim 1 is characterized in that: The filtering structure (4) comprises an outer shell (401), a heat insulating plate (403), a frame (404), a placement groove (405), bamboo charcoal (406) and a limestone plate (407); the placement groove (405) is arranged at an upper part inside the frame (404); the bamboo charcoal (406) is arranged at a lower part inside the placement groove (405); the limestone plate (407) is arranged inside the placement groove (405) at the upper end of the bamboo charcoal (406); the frame (404) is arranged inside the outer shell (401); the heat insulating plate (403) is arranged on the front end surface of the frame (404); and the front end of the heat insulating plate (403) passes through the front inner wall of the outer shell (401) and reaches the front end surface of the outer shell (401).
3. The direct-fired furnace equipment for treating organic waste gas according to claim 2 is characterized in that: A limit knob (402) is provided at the upper center of the front end surface of the housing (401).
4. The direct-fired furnace equipment for treating organic waste gas according to claim 2 is characterized in that: A plurality of through holes are provided at the center of the upper end surface of the limestone plate (407).
5. The direct-fired furnace equipment for treating organic waste gas according to claim 1 is characterized in that: The preheating structure (8) comprises a preheating box (801), a top cover (802), two connecting pipes (804), an S-shaped heat conducting pipe (805) and a delivery pump (807); the top cover (802) is arranged on the upper end surface of the preheating box (801); the delivery pump (807) is arranged at the center of one side wall of the preheating box (801); the two connecting pipes (804) are respectively arranged on the output end of the delivery pump (807) and at the center of the other side wall of the preheating box (801); the S-shaped heat conducting pipe (805) is arranged inside the second chimney (5); the two connecting pipes (804) respectively penetrate the two side walls of the second chimney (5) and pass into the inside of the second chimney (5), and the ends are respectively connected to the output end and the input end of the S-shaped heat conducting pipe (805).
6. The direct-fired furnace equipment for treating organic waste gas according to claim 5 is characterized in that: A water inlet valve (803) is provided at one side of the center of the upper end surface of the top cover (802), and a water discharge valve (806) is provided at the lower center of the rear end surface of the preheating box (801).
7. The direct-fired furnace equipment for treating organic waste gas according to claim 1 is characterized in that: The material of the two output ends of the air intake three-way pipe (7) inside the preheating structure (8) is copper.