CN219933954U - Biomass briquette fuel boiler - Google Patents

Biomass briquette fuel boiler Download PDF

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Publication number
CN219933954U
CN219933954U CN202321223010.2U CN202321223010U CN219933954U CN 219933954 U CN219933954 U CN 219933954U CN 202321223010 U CN202321223010 U CN 202321223010U CN 219933954 U CN219933954 U CN 219933954U
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China
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fixed
combustion chamber
waste gas
biomass briquette
fuel boiler
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CN202321223010.2U
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邓飞
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Hubei Jianye Xinneng Technology Co ltd
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Hubei Jianye Xinneng Technology Co ltd
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Abstract

The utility model relates to a biomass briquette fuel boiler, which comprises a boiler body and a combustion chamber, wherein a purification mechanism for facilitating waste gas purification is arranged on the left side of the combustion chamber. This biomass briquette fuel boiler through having set up purifying mechanism, through the forced draught blower, the rose box, filter screen plate, draught fan and purifying box and go out mutually supporting between the tuber pipe etc. can utilize the forced draught blower extraction air to blow in the combustion chamber along the blast pipe and improve the combustion effect of fuel and reduce the production of waste gas, start the draught fan in the fuel combustion process and get into the rose box through the waste gas in the exhaust column extraction combustion chamber and filter the smoke and dust in the waste gas by multistage filter screen plate, add right amount alkaline solution in the purifying box, the waste gas after filtering is followed out the tuber pipe and is poured into the purifying box into, let waste gas and alkaline solution contact reaction make the neutralization separation of acid sulphide and nitrifying matter, can carry out targeted filtration purification to the waste gas, improve purifying effect and avoid polluted environment.

Description

Biomass briquette fuel boiler
Technical Field
The utility model relates to the technical field of boilers, in particular to a biomass briquette fuel boiler.
Background
The biomass energy belongs to clean renewable energy, and the constituent elements mainly comprise carbon, hydrogen, oxygen, nitrogen, sulfur and the like, and the carbon quantity released in the biomass energy utilization process is equal to the carbon quantity fixed in the growth process, so that the zero emission of carbon dioxide can be realized, and the biomass energy is generally paid attention to and researched by countries around the world; the direct combustion utilization technology is one of the most direct and effective utilization modes of energy conversion in the biomass combustion process, and the biomass briquette boiler is used for boiler water combustion by taking biomass briquette fuel as basic fuel.
The biomass briquette fuel boiler disclosed in China patent publication No. (CN 215864041U) comprises a combustor, wherein the wall of the combustor is of a jacket structure, water is introduced into the jacket, the combustor is connected with a straight cylindrical combustion chamber through a transition cylinder, the straight cylindrical combustion chamber is of a sandwich structure, an interlayer of the straight cylindrical combustion chamber is communicated with a water medium of a heat exchange chimney through a plurality of heat exchange medium pipes, a product outlet of the boiler is connected to the heat exchange chimney, the heat exchange chimney is connected with a flue gas outlet, an induced draft fan is connected to the flue gas outlet, a plurality of baffling heat exchange chambers are arranged between the straight cylindrical combustion chamber and the heat exchange chimney, the walls of the combustor are the same in size up and down, a plurality of heat exchange pipes are distributed in front of and behind the straight cylindrical combustion chamber, two ends of each heat exchange pipe are respectively communicated with the interlayer of the straight cylindrical combustion chamber, and two adjacent heat exchange pipes are distributed in a cross manner, but the boiler can burn massive biomass fuel, the problem that waste gas generated after the combustion of the briquette fuel is inconvenient to purify and discharge is solved, and the biomass fuel can generate a certain amount of pollution, and a nitrogen oxide, a clean and a biomass source is difficult to develop in the biomass material; the mass fraction of sulfur in the biomass fuel is far lower than the sulfur content of fossil combustion such as coal, but the mass fraction of nitrogen element in straw biomass combustion is generally higher, so that the effective control of the emission of nitrogen oxides is the key point of clean combustion of biomass, and the formation of sulfur oxides and nitrogen oxides is mainly in the processes of volatile matter precipitation, coke combustion and volatile matter combustion.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a biomass briquette fuel boiler which has the advantages of convenient waste gas purification and the like, and solves the problems that waste gas generated after biomass briquette fuel is combusted is inconvenient to purify and discharge in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the biomass briquette fuel boiler comprises a boiler body and a combustion chamber, wherein a purifying mechanism for facilitating waste gas purification is arranged on the left side of the combustion chamber, and a feeding mechanism for facilitating improvement of feeding efficiency is arranged on the left side of the combustion chamber;
the purification mechanism comprises a blower fixed on the left side of the combustion chamber, an air outlet end of the blower is fixedly provided with an air supply pipe communicated with the left side of the combustion chamber, the upper surface of the combustion chamber is fixedly provided with a filter box, an inserting port is formed in the inner top wall of the filter box, a cover plate is inserted between four inner walls of the inserting port in a sliding mode, a filter screen plate is fixed on the lower surface of the cover plate, an exhaust pipe communicated with the upper surface of the combustion chamber is fixed on the left side of the filter box, an induced draft fan is fixed on the upper surface of the combustion chamber, an air inlet end of the induced draft fan is fixedly provided with an air guide pipe communicated with the right side of the filter box, and the upper surface of the combustion chamber is fixedly provided with a purification box.
Further, a controller is fixed on the front face of the combustion chamber, and a temperature sensor is fixed on the inner top wall of the combustion chamber.
Further, the number of the filter screen plates is not less than two, the filter screen plates are uniformly distributed on the lower surface of the cover plate, the baffle is fixed on the upper surface of the cover plate, and the length of the baffle is greater than the length between the inner walls of the left side and the right side of the plug-in port.
Further, the right end of the air outlet pipe penetrates through and extends to the inner bottom wall of the purifying box, the upper surface of the purifying box is communicated with a discharge pipe, and an ultrafiltration membrane layer is fixed on the inner peripheral wall of the discharge pipe.
Further, feeding mechanism is including fixing the left bottom plate at the combustion chamber, the last fixed surface of bottom plate has the processing case, rotate through the bearing between the left and right sides inner wall of processing case and be connected with two pivots, two the surface of pivot all is fixed with crushing roller, two the left end of pivot all runs through and extends to the left side of processing case and all is fixed with the belt pulley, two the surface transmission of belt pulley is connected with driving belt, the left side of processing case is fixed with the support frame, and the last fixed surface driving motor of support frame, the outside and the front side pivot fixed connection of driving motor output shaft, the discharge gate has been seted up to the right side inner wall of processing case, and the inner peripheral wall of discharge gate is fixed with the pay-off auger.
Further, the feed inlet has been seted up to the interior roof of processing case, and is fixed with the hopper between the four side inner walls of feed inlet, be fixed with the guide plate between the four side inner walls of processing case.
Further, a filler hole is formed in the left side of the combustion chamber, and the top end of the feeding auger is fixedly connected with the inner peripheral wall of the filler hole.
Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:
1. this biomass briquette fuel boiler through having set up purifying mechanism, through the forced draught blower, the rose box, filter screen plate, draught fan and purifying box and go out mutually supporting between the tuber pipe etc. can utilize the forced draught blower extraction air to blow in the combustion chamber along the blast pipe and improve the combustion effect of fuel and reduce the production of waste gas, start the draught fan in the fuel combustion process and get into the rose box through the waste gas in the exhaust column extraction combustion chamber and filter the smoke and dust in the waste gas by multistage filter screen plate, add right amount alkaline solution in the purifying box, the waste gas after filtering is followed out the tuber pipe and is poured into the purifying box into, let waste gas and alkaline solution contact reaction make the neutralization separation of acid sulphide and nitrifying matter, can carry out targeted filtration purification to the waste gas, improve purifying effect and avoid polluted environment.
2. This biomass briquette fuel boiler through having set up feeding mechanism, through mutually supporting between bottom plate, the processing case, crushing roller, driving motor and belt pulley and the pay-off auger etc., can drive the belt pulley through driving motor output shaft drive pivot and rotate, and then make the belt pulley drive opposite side belt pulley and pivot rotate through driving belt, let two crushing rollers do relative rotary motion, after leading into the processing incasement with the hopper biomass briquette fuel along the hopper, can smash into suitable size with the fuel through two crushing rollers so as to avoid great fuel to stop up the pay-off auger in the pay-off process, the fuel whereabouts after smashing and roll along the guide plate and carry out the supplementary fuel in the feeding auger spiral delivery fuel to the combustion chamber by the pay-off auger, improve pay-off efficiency and also avoid the pay-off blocking phenomenon to produce.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of a purification mechanism of the present utility model;
FIG. 3 is a schematic view of a feeding mechanism according to the present utility model.
In the figure: 1 boiler body, 2 combustion chamber, 3 purification mechanism, 301 forced draught blower, 302 blast pipe, 303 filter box, 304 interface, 305 apron, 306 filter screen plate, 307 exhaust column, 308 draught fan, 309 induced draft pipe, 310 purification box, 311 air outlet pipe, 4 feeding mechanism, 401 bottom plate, 402 processing box, 403 pivot, 404 crushing roller, 405 belt pulley, 406 driving belt, 407 driving motor, 408 feeding auger.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, a biomass briquette fuel boiler in this embodiment includes a boiler body 1 and a combustion chamber 2, wherein a purifying mechanism 3 for facilitating waste gas purification is disposed on the left side of the combustion chamber 2, and a feeding mechanism 4 for facilitating feeding efficiency improvement is disposed on the left side of the combustion chamber 2.
In this embodiment, a controller is fixed to the front surface of the combustion chamber 2, and a temperature sensor is fixed to the inner ceiling wall of the combustion chamber 2.
Referring to fig. 2, in order to purify and discharge the exhaust gas generated by the boiler combustion, the purification mechanism 3 in this embodiment includes a blower 301 fixed on the left side of the combustion chamber 2, an air outlet end of the blower 301 is fixed with an air supply pipe 302 connected with the left side of the combustion chamber 2, the blower 301 is used to draw air into the combustion chamber 2 along the air supply pipe 302 to improve the combustion effect of the fuel and reduce the generation of the exhaust gas, a filter box 303 is fixed on the upper surface of the combustion chamber 2, an inserting port 304 is provided on the inner top wall of the filter box 303, a cover plate 305 is slidably inserted between four inner walls of the inserting port 304, a filter screen 306 is fixed on the lower surface of the cover plate 305, an induced draft fan 307 connected with the upper surface of the combustion chamber 2 is fixed on the left side of the filter box 303, an induced draft fan 308 is fixed on the upper surface of the combustion chamber 2, the induced draft fan 308 is started up in the fuel combustion process by the induced draft fan 307 to draw the exhaust gas in the filter box 303, the multistage filter screen 306 filters smoke dust in the exhaust gas, the right side of the filter box 303 is fixed on the air inlet end of the induced draft fan 309 connected with the right side of the filter box 303, a proper amount of the induced draft fan 310 is fixed on the upper surface of the combustion chamber 2, and an alkaline solution 311 is added in the filter box 311 and an alkaline solution is added in the alkaline solution in the filter box 311 and the alkaline solution is separated from the alkaline solution in the alkaline solution, and the alkaline solution is separated from the alkaline solution in the air solution and the alkaline solution is separated from the alkaline solution.
In this embodiment, the number of the filter screen plates 306 is not less than two, and evenly distributed is at the lower surface of the cover plate 305, the upper surface of the cover plate 305 is fixed with a baffle, and the length of the baffle is greater than the length between the inner walls of the left side and the right side of the plug-in port 304, the right end of the air outlet pipe 311 penetrates through and extends to the inner bottom wall of the purifying box 310, the upper surface of the purifying box 310 is communicated with a discharge pipe, the inner peripheral wall of the discharge pipe is fixed with an ultrafiltration membrane layer, and the gas floats up into the discharge pipe to adsorb and purify harmful substances through the ultrafiltration membrane layer and then is discharged outwards, so that the exhaust gas can be subjected to targeted filtration and purification, and the purifying effect is improved to avoid polluting the environment.
Referring to fig. 3, in order to perform anti-blocking feeding on fuel combusted by a boiler, the feeding mechanism 4 in this embodiment includes a bottom plate 401 fixed on the left side of the combustion chamber 2, a processing box 402 is fixed on the upper surface of the bottom plate 401, two rotating shafts 403 are rotatably connected between the inner walls of the left side and the right side of the processing box 402 through bearings, pulverizing rollers 404 are fixed on the outer surfaces of the two rotating shafts 403, the two pulverizing rollers 404 perform relative rotation, biomass molding fuel is led into the processing box 402 along a hopper, and then can be pulverized into a proper size by the two pulverizing rollers 404 so as to avoid blocking of a feeding auger 408 by larger fuel in the feeding process, the left ends of the two rotating shafts 403 penetrate and extend to the left side of the processing box 402 and are all fixed with pulleys 405, the outer surfaces of the two pulleys 405 are in transmission connection with a driving belt 406, the left side of the processing box 402 is fixed with a supporting frame, the upper surface of the supporting frame is fixed with a driving motor 407, the rotating shafts 403 are driven by the driving motor 407 to rotate, the pulleys 405 are further driven by the driving belt 405 to rotate by the driving motor 406, the other side of the driving belt 405 and the output shaft 403, the rotating shafts 403 are led into a proper size, and the larger fuel is prevented from being blocked by the feeding auger 408 in the feeding process, and the outer side is fixedly connected with the inner wall of the front side of the processing auger 408.
In this embodiment, the feed inlet has been seted up to the interior roof of processing case 402, and be fixed with the hopper between the four side inner walls of feed inlet, be fixed with the guide plate between the four side inner walls of processing case 402, the filler hole has been seted up in the left side of combustion chamber 2, and the top and the interior perisporium fixed connection of filler hole of feeding auger 408, the fuel after smashing falls and follows the guide plate roll off and carry out the supplementary fuel in the combustion chamber 2 by feeding auger 408 spiral delivery to the filler hole, improve feeding efficiency and also avoid feeding blocking phenomenon to produce.
The working principle of the embodiment is as follows:
(1) When the boiler combustion waste gas is purified and discharged, the blower 301 is utilized to extract air, the air supply pipe 302 is utilized to blow the air supply pipe 302 into the combustion chamber 2, the combustion effect of fuel is improved, the waste gas in the combustion chamber 2 is extracted by the air exhaust pipe 307 in the fuel combustion process, the smoke dust in the waste gas is filtered by the multistage filter screen 306 in the filter box 303, a proper amount of alkaline solution is added in the purifying box 310, the filtered waste gas is injected into the purifying box 310 along the air outlet pipe 311, the waste gas and the alkaline solution are enabled to react in a contact manner to neutralize and separate acidic sulfides and nitrifiers, the waste gas is purified, finally, the waste gas floats upwards into the exhaust pipe, harmful substances are adsorbed and purified through the ultrafiltration membrane layer and then are discharged outwards, the waste gas can be filtered and purified in a targeted manner, and the purification effect is improved to avoid polluting the environment.
(2) When the anti-blocking feeding device is used for feeding fuel combusted by a boiler, the driving motor 407 drives the rotating shaft 403 to drive the belt pulley 405 to rotate, the belt pulley 405 drives the belt pulley 405 and the rotating shaft 403 on the other side to rotate through the driving belt 406, the two crushing rollers 404 are enabled to do relative rotation, biomass briquette fuel is led into the processing box 402 along the hopper and then crushed into a proper size through the two crushing rollers 404, so that the feeding auger 408 is prevented from being blocked by larger fuel in the feeding process, the crushed fuel falls down and is conveyed into the filling hole along the guide plate in a spiral manner by the feeding auger 408 to supplement fuel in the combustion chamber 2, and the feeding efficiency is improved, and the feeding blocking phenomenon is avoided.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Standard parts used in the file of the utility model can be purchased from market, and can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets, welding and the like in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, the control mode is controlled automatically by a controller, a control circuit of the controller can be realized by simple programming of a person skilled in the art, the utility model belongs to common general knowledge in the art, and the utility model is mainly used for protecting mechanical devices, so the utility model does not explain the control mode and circuit connection in detail.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a biomass briquette fuel boiler, includes boiler body (1) and combustion chamber (2), its characterized in that: the left side of the combustion chamber (2) is provided with a purifying mechanism (3) for facilitating waste gas purification, and the left side of the combustion chamber (2) is provided with a feeding mechanism (4) for facilitating feeding efficiency improvement;
purifying mechanism (3) are including fixing at left forced draught blower (301) of combustion chamber (2), the air-out end of forced draught blower (301) is fixed with blast pipe (302) with combustion chamber (2) left side intercommunication, the last fixed surface of combustion chamber (2) is fixed with rose box (303), interface (304) have been seted up to the interior roof of rose box (303), sliding grafting has apron (305) between the four side inner walls of interface (304), the lower surface of apron (305) is fixed with filter screen plate (306), the left side of rose box (303) is fixed with exhaust column (307) with combustion chamber (2) upper surface intercommunication, the upper surface of combustion chamber (2) is fixed with draught fan (308), the air inlet end of draught fan (308) is fixed with induced air pipe (309) with rose box (303) right side intercommunication, the upper surface of combustion chamber (2) is fixed with purifying box (310), the air-out end intercommunication of draught fan (308) has out tuber pipe (311).
2. A biomass briquette fuel boiler as claimed in claim 1, wherein: the front of the combustion chamber (2) is fixed with a controller, and the inner top wall of the combustion chamber (2) is fixed with a temperature sensor.
3. A biomass briquette fuel boiler as claimed in claim 1, wherein: the number of the filter screen plates (306) is not less than two, the filter screen plates are uniformly distributed on the lower surface of the cover plate (305), a baffle is fixed on the upper surface of the cover plate (305), and the length of the baffle is greater than the length between the inner walls of the left side and the right side of the plug-in port (304).
4. A biomass briquette fuel boiler as claimed in claim 1, wherein: the right end of the air outlet pipe (311) penetrates through and extends to the inner bottom wall of the purifying box (310), the upper surface of the purifying box (310) is communicated with a discharge pipe, and the inner peripheral wall of the discharge pipe is fixed with an ultrafiltration membrane layer.
5. A biomass briquette fuel boiler as claimed in claim 1, wherein: feeding mechanism (4) is including fixing in combustion chamber (2) left bottom plate (401), the upper surface of bottom plate (401) is fixed with processing case (402), be connected with two pivots (403) through the bearing rotation between the left and right sides inner wall of processing case (402), two the surface of pivot (403) all is fixed with crushing roller (404), two the left end of pivot (403) all runs through and extends to the left side of processing case (402) and all is fixed with belt pulley (405), two the surface transmission of belt pulley (405) is connected with driving belt (406), the left side of processing case (402) is fixed with the support frame, and the upper surface fixed driving motor (407) of support frame, the outside and the front side pivot (403) fixed connection of driving motor (407) output shaft, the discharge gate has been seted up to the right side inner wall of processing case (402), and the inner peripheral wall of discharge gate is fixed with pay-off auger (408).
6. The biomass briquette fuel boiler as set forth in claim 5, wherein: the feed inlet has been seted up to the interior roof of processing case (402), and is fixed with the hopper between the four side inner walls of feed inlet, be fixed with the guide plate between the four side inner walls of processing case (402).
7. The biomass briquette fuel boiler as set forth in claim 5, wherein: a packing hole is formed in the left side of the combustion chamber (2), and the top end of the feeding auger (408) is fixedly connected with the inner peripheral wall of the packing hole.
CN202321223010.2U 2023-05-19 2023-05-19 Biomass briquette fuel boiler Active CN219933954U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321223010.2U CN219933954U (en) 2023-05-19 2023-05-19 Biomass briquette fuel boiler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321223010.2U CN219933954U (en) 2023-05-19 2023-05-19 Biomass briquette fuel boiler

Publications (1)

Publication Number Publication Date
CN219933954U true CN219933954U (en) 2023-10-31

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ID=88492889

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321223010.2U Active CN219933954U (en) 2023-05-19 2023-05-19 Biomass briquette fuel boiler

Country Status (1)

Country Link
CN (1) CN219933954U (en)

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