CN208487781U - Biological substance for combustion particle hot-blast stove secondary air system - Google Patents

Biological substance for combustion particle hot-blast stove secondary air system Download PDF

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Publication number
CN208487781U
CN208487781U CN201820919863.2U CN201820919863U CN208487781U CN 208487781 U CN208487781 U CN 208487781U CN 201820919863 U CN201820919863 U CN 201820919863U CN 208487781 U CN208487781 U CN 208487781U
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air
secondary air
flow tube
combustion
equalizer flow
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CN201820919863.2U
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刘孝君
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QITAIHE XINFU ELECTROMECHANICAL MANUFACTURING CO LTD
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Abstract

Biological substance for combustion particle hot-blast stove secondary air system, belongs to biomass thermal wind furnace technical field.The utility model is poor in order to solve the problems, such as existing biological substance for combustion Combustion of Hot Air Furnace effect.The utility model includes furnace body, elevating hopper and stoker fired grate, there is combustion chamber in furnace body, Secondary Air mechanism is installed on rear side of furnace body, Secondary Air mechanism includes air blower mounting bracket, air blower, air reservoir, connecting tube and equalizer flow tube, air blower mounting bracket is fixedly mounted on the rear wall of furnace body, air blower and air reservoir are installed in air blower mounting bracket, one end of air reservoir and air blower, which are established, to be installed, the other end of air reservoir is equipped with connecting tube, the side wall that connecting tube passes through furnace body is connected to the equalizer flow tube being fixedly mounted on rear arch, it is provided with Secondary Air outlet air in equalizer flow tube and connects mouth.The Secondary Air supply air system of the utility model meets the requirement of local air feed, and the indoor biological particles that burn can sufficiently receive the oxygen of Secondary Air conveying, so that biological particles burning is abundant.

Description

Biological substance for combustion particle hot-blast stove secondary air system
Technical field
The utility model relates to a kind of biomass thermal wind furnace secondary air systems, belong to biomass thermal wind furnace technical field.
Background technique
Hot-blast stove as thermal power machinery starts to be widely applied in late 1970s in China, many industries As the regeneration product of electric heat source and conventional vapor power heat source, mostly use coal, coke, diesel oil, heavy oil, coal gas etc. as combustion Material, but a series of pernicious gas can be generated after above-mentioned fuel combustion, environment and human body are caused with very serious influence.With The development and progress of society, people increasingly pay attention to environment, traditional hot-blast stove oneself gradually replaced by biomass thermal wind furnace Generation, so-called biomass thermal wind furnace are exactly using biomass as fuel, and the pernicious gas of generation is few compared with traditional fuel.
Existing biomass thermal wind furnace when fuel enters hearth combustion, is expired mainly by the First air supplied below fire grate Foot its burn required for oxygen, during existing Combustion of Hot Air Furnace, respectively in pre-burning section, main combustion section and after-flame section according to reality Need to be segmented adjustment air force, can be realized completely burned, but due to the fugitive constituent of biomass fuel is high, phosphorus content is low, Burning point is high, when the explosive force that biological particles enter burner hearth after-combustion is powerful, huge combustion field can be caused with moment, due to existing Have biomass thermal wind furnace is merely able to offer First air, and biological particles combustion process is made anoxycausis state locally occur, and This anoxycausis causes a large amount of black smoke to be discharged, in order to capture this technical problem, the existing sidewall of combustion chamber in hot-blast stove Upper increase secondary blower improves biological particles combustion efficiency with this, but these simple improvement effects are not good enough, because It is suitable safely to be badly in need of a kind of structure in order to solve the problems, such as biomass thermal wind furnace endogenous substance particle burning effect and combustion safety for this Hot-blast stove secondary air system, and then improve combustion efficiency of the biological particles in hot-blast stove.
Utility model content
Purpose of the utility model is to solve above-mentioned technical problems, and then provide biological substance for combustion particle hot-blast stove two Secondary wind system.
The technical solution of the utility model includes:
Biological substance for combustion particle hot-blast stove secondary air system includes furnace body, elevating hopper and stoker fired grate, in the furnace body With combustion chamber, there is face arch and rear arch in combustion chamber, the stoker fired grate is located at bottom of combustion chamber, and elevating hopper is located at hot wind On the left of furnace body, above stoker fired grate, Secondary Air mechanism is installed on rear side of the furnace body, Secondary Air mechanism includes air blower peace Dress bracket, air blower, air reservoir, connecting tube and equalizer flow tube, air blower mounting bracket are fixedly mounted on the rear wall of furnace body, drum Air blower and air reservoir be installed on assembling bracket, one end of air reservoir and air blower are established and are installed, air reservoir it is another End is equipped with connecting tube, and the side wall that connecting tube passes through furnace body is connected to the equalizer flow tube being fixedly mounted on rear arch, the stream It is provided with Secondary Air outlet air on pipe and connects mouth.
Preferred: the air reservoir is circular seal tank, and air reservoir is connected to air blower by flange mounting means.
Preferred: the shape of the equalizer flow tube and the shape of rear arch are corresponding.
Preferred: the Secondary Air outlet air being equipped in the equalizer flow tube connects the outlet diameter of mouth by close to the one of air reservoir The side for being laterally away from air reservoir is sequentially increased.
Preferred: the equalizer flow tube is mounted on inside rear arch, the cross section of the equalizer flow tube be it is rectangular, equalizer flow tube Right side is connected to connecting tube, and the lower end of equalizer flow tube is uniformly equipped with multiple Secondary Air outlet air and connects mouth, is equipped with inside the equalizer flow tube Homogenizing plate, equal discharge orifice is uniformly machined on homogenizing plate, and rectangular equalizer flow tube is divided into two side cavities, upper layer chamber up and down and is by homogenizing plate Chamber is flowed, lower chamber is air-out chamber, and the stream is intracavitary to be evenly equipped with muti-piece folded plate, establishes and pacifies by connecting plate between folded plate On the inner sidewall for filling and being fixed on equalizer flow tube.
Preferred: the air reservoir is fixedly mounted on air blower mounting bracket, air reservoir peace by air reservoir mounting base Filling seat includes bracket and pedestal, and bracket is square set, and the upper end of pedestal is machined with recess hole, and air reservoir is fixedly mounted on groove In hole.
Preferred: the air outlet that the Secondary Air outlet air connects mouth has the rotation air-supply body of " helical form ".
The utility model has the following beneficial effects:
1, the utility model biological substance for combustion particle hot-blast stove secondary air system be hot-blast stove combustion chamber it is newly-increased A kind of Secondary Air air-supply structure meets the requirement of local air feed under the action of Secondary Air, and burn indoor biological particles The oxygen of Secondary Air conveying can be sufficiently received, so that biological particles burning is sufficiently, reduces the dense smoke of combustion process generation, Improve the combustion safety of biomass thermal wind furnace;
2, the advantage that the utility model the utility model has structure simple, low in cost, easy to install and use;
3, the Secondary Air topology layout of the utility model is ingenious, and passes through under the storage wind effect of air accumulator, so that entering The air quantity being mounted in the equalizer flow tube on rear arch is sufficient, under the action of equalizer flow tube, so that being sent to the indoor Secondary Air of burning Amount is uniform.
Detailed description of the invention
Fig. 1 is the structure fitting arrangement of the utility model;
Fig. 2 is sectional view along A-A in Fig. 1;
Fig. 3 is the structure sectional view of equalizer flow tube;
Fig. 4 is the main view of air reservoir mounting base;
Fig. 5 is the structural schematic diagram that Secondary Air outlet air connects mouth;
1- furnace body in figure, 2- elevating hopper, 3- stoker fired grate, the combustion chamber 4-, 5- face arch, 6- rear arch, 7- Secondary Air mechanism, 8- Air blower mounting bracket, 9- air blower, 10- air reservoir, 11- connecting tube, 12- equalizer flow tube, 13- Secondary Air outlet air connect mouth, and 14- is equal Flowing plate, the equal discharge orifice of 15-, 16- flow chamber, 17- air-out chamber, 18- folded plate, 19- connecting plate, 20- air reservoir mounting base, 21- bracket, 22- pedestal, 23- rotation air-supply body.
Specific embodiment
Specific embodiment 1: illustrating present embodiment, the biological substance for combustion particle of present embodiment in conjunction with Fig. 1 to Fig. 5 Hot-blast stove secondary air system includes furnace body 1, elevating hopper 2 and stoker fired grate 3, has combustion chamber 4, combustion chamber 4 in the furnace body 1 Interior to have face arch 5 and rear arch 6, the stoker fired grate 3 is located at 4 bottom of combustion chamber, and elevating hopper 2 is located at 1 left side of hot wind furnace body, machine 3 top of tool fire grate, the rear side of the furnace body 1 are equipped with Secondary Air mechanism 7, and Secondary Air mechanism 7 includes air blower mounting bracket 8, air blower 9, air reservoir 10, connecting tube 11 and equalizer flow tube 12, air blower mounting bracket 8 are fixedly mounted on the rear wall of furnace body 1 On, air blower 9 and air reservoir 10 are installed in air blower mounting bracket 8, one end of air reservoir 10 and air blower 9, which are established, to be installed, The other end of air reservoir 10 is equipped with connecting tube 11, connecting tube 11 pass through the side wall of furnace body 1 be fixedly mounted on it is equal on rear arch 6 Flow tube 12 is connected to, and is provided with Secondary Air outlet air in the equalizer flow tube 12 and is connect mouth 13.So set, the utility model is worked Cheng Shi: biological particles enter stoker fired grate 3 by elevating hopper 2, and furnace body 1 is entered under the transmission effect of stoker fired grate 3 Combustion chamber 4 is burnt, and in combustion, the air blower 9 of Secondary Air mechanism 7 starts, and air blower 9 is defeated to 10 inside of air reservoir Secondary Air is sent, when being full of Secondary Air in air reservoir 10, air reservoir 10 is equivalent to a storage power tank, is entered at this time by air reservoir 10 Sufficient to the secondary air flow in the equalizer flow tube 12 being mounted on rear arch 6, the Secondary Air entered in equalizer flow tube 12 goes out from Secondary Air Wind connects mouth 13 and uniformly contacts with the indoor biomass fuel that burns, and provides sufficient oxygen for the burning of biomass.
Specific embodiment 2: illustrating present embodiment, the biological substance for combustion particle of present embodiment in conjunction with Fig. 1 to Fig. 5 Hot-blast stove secondary air system, the air reservoir 10 are circular seal tank, and air reservoir 10 and air blower 9 pass through flange mounting means Connection.
Specific embodiment 3: illustrating present embodiment, the biological substance for combustion particle of present embodiment in conjunction with Fig. 1 to Fig. 5 The shape of hot-blast stove secondary air system, the equalizer flow tube 12 is corresponding to the shape of rear arch 6.
Specific embodiment 4: illustrating present embodiment, the biological substance for combustion particle of present embodiment in conjunction with Fig. 1 to Fig. 5 Hot-blast stove secondary air system, the Secondary Air outlet air being equipped in the equalizer flow tube 12 connect the outlet diameter of mouth 13 by close to storage wind The side that the one of tank 10 is laterally away from air reservoir 10 is sequentially increased.So set, the arrival end of equalizer flow tube 12 and connecting tube 11 connect Logical, the outlet diameter that the Secondary Air outlet air in equalizer flow tube 12 connects mouth 13 is sequentially increased by arrival end to end, this structure arrangement Bring effect is that the air output that avoids air reservoir 10 from entering 12 arrival end of equalizer flow tube is big, when air quantity is transported to equalizer flow tube 12 End when air quantity it is small, effectively prevent the problem of 12 outlet air uniformity difference of equalizer flow tube, improve the equal of combustion chamber Secondary Air Evenness.
Specific embodiment 5: illustrating present embodiment, the biological substance for combustion particle of present embodiment in conjunction with Fig. 1 to Fig. 5 Hot-blast stove secondary air system, the equalizer flow tube 12 are mounted on inside rear arch 6, the cross section of the equalizer flow tube 12 be it is rectangular, The right side of equalizer flow tube 12 is connected to connecting tube 11, and the lower end of equalizer flow tube 12 is uniformly equipped with multiple Secondary Air outlet air and meets mouth 13, institute It states and is equipped with homogenizing plate 14 inside equalizer flow tube 12, be uniformly machined with equal discharge orifice 15 on homogenizing plate 14, homogenizing plate 14 is by rectangular equalizer flow tube 12 points are upper and lower two side cavity, and upper layer chamber is to flow chamber 16, and lower chamber is air-out chamber 17, are evenly distributed in the stream chamber 16 There is muti-piece folded plate 18, is mounted and fixed on the inner sidewall of equalizer flow tube 12 between folded plate 18 by the foundation of connecting plate 19.So set It sets, since equalizer flow tube 12 is to be connected to by the foundation of connecting tube 11, and connecting tube 11 is the side with equalizer flow tube 12 with air reservoir 10 Wall establishes connection, and having a problem that in this way from the air-flow that air reservoir 10 enters inside equalizer flow tube 12 is, in equalizer flow tube 12 On, the Secondary Air outlet air close to 10 one end of air reservoir connects that 13 air output of mouth is big, and the Secondary Air outlet air far from 10 one end of air reservoir connects 13 air output of mouth is small, in order to solve this problem, is internally provided with homogenizing plate 14 and folded plate in the equalizer flow tube 12 of the utility model 18, folded plate 18 divides equalizer flow tube 12 to flow chamber 16 and air-out chamber 17, is provided with folded plate 18 in stream chamber 16, enters equalizer flow tube Secondary Air in 12, which is first into, to flow in chamber 16, and under the barrier effect of folded plate 18, the Secondary Air that will flow in chamber 16 Averagely it is covered with stream chamber 16, is then discharged into air-out chamber by the equal discharge orifice 15 of homogenizing plate 14 in the Secondary Air flowed in chamber 16 17, and connect mouth 13 by Secondary Air outlet air and blow to combustion chamber, thus this structure design of equalizer flow tube 12 can be sufficiently steady Its fixed internal gas flow, so that the air-flow being discharged in combustion chamber 4 from equalizer flow tube 12 is uniform, so that hot-blast stove endogenous substance fires Material burning is abundant.
Specific embodiment 6: illustrating present embodiment, the biological substance for combustion particle of present embodiment in conjunction with Fig. 1 to Fig. 5 Hot-blast stove secondary air system, the air reservoir 10 are fixedly mounted on air blower mounting bracket 8 by air reservoir mounting base 20, store up Wind tank mounting base 20 includes bracket 21 and pedestal 22, and bracket 21 is square set, and the upper end of pedestal 22 is machined with recess hole, Chu Feng Tank 10 is fixedly mounted in recess hole.
Specific embodiment 7: illustrating present embodiment, the biological substance for combustion particle of present embodiment in conjunction with Fig. 1 to Fig. 5 Hot-blast stove secondary air system, the air outlet that the Secondary Air outlet air connects mouth 13 have the rotation air-supply body 23 of " helical form ".Such as There is the rotation air-supply body 23 of " helical form " Secondary Air can be dispersed into rotation for this setting, the air outlet that Secondary Air outlet air connects mouth 13 Wind is flowed, and then improves secondary blast effect, improves the combustion rate of biological particles.
This embodiment is just an exemplary description of this patent, does not limit its protection scope, those skilled in the art Member can also be changed its part, as long as it does not exceed the essence of this patent, within the protection scope of the present patent.

Claims (7)

1. biological substance for combustion particle hot-blast stove secondary air system, including furnace body (1), elevating hopper (2) and stoker fired grate (3), described Furnace body (1) in there are combustion chamber (4), there is in combustion chamber (4) face arch (5) and rear arch (6), the stoker fired grate (3) position In combustion chamber (4) bottom, elevating hopper (2) is located on the left of furnace body (1), above stoker fired grate (3), it is characterised in that: the furnace Be equipped on rear side of body (1) Secondary Air mechanism (7), Secondary Air mechanism (7) include air blower mounting bracket (8), air blower (9), Air reservoir (10), connecting tube (11) and equalizer flow tube (12), air blower mounting bracket (8) are fixedly mounted on the rear wall of furnace body (1) On, air blower (9) and air reservoir (10), one end and air blower (9) of air reservoir (10) are installed in air blower mounting bracket (8) Installation is established, the other end of air reservoir (10) is equipped with connecting tube (11), and connecting tube (11) passes through side wall and the fixation of furnace body (1) The equalizer flow tube (12) being mounted on rear arch (6) is connected to, and is provided with Secondary Air outlet air in the equalizer flow tube (12) and is connect mouth (13).
2. biological substance for combustion particle hot-blast stove secondary air system according to claim 1, it is characterised in that: the storage wind Tank (10) is circular seal tank, and air reservoir (10) is connected to air blower (9) by flange mounting means.
3. biological substance for combustion particle hot-blast stove secondary air system according to claim 1, it is characterised in that: the stream The shape for managing (12) is corresponding to the shape of rear arch (6).
4. biological substance for combustion particle hot-blast stove secondary air system according to claim 3, it is characterised in that: the stream The outlet diameter that the Secondary Air outlet air being equipped on pipe (12) connects mouth (13) is laterally away from storage wind by the one of close air reservoir (10) The side of tank (10) is sequentially increased.
5. biological substance for combustion particle hot-blast stove secondary air system according to claim 1, it is characterised in that: the stream Pipe (12) is mounted on rear arch (6) inside, and the cross section of the equalizer flow tube (12) is rectangular, the right side of equalizer flow tube (12) and connection (11) connection is managed, the lower end of equalizer flow tube (12) is uniformly equipped with multiple Secondary Air outlet air and connects mouth (13), in the equalizer flow tube (12) Portion is equipped with homogenizing plate (14), is uniformly machined with equal discharge orifice (15) on homogenizing plate (14), and homogenizing plate (14) is by rectangular equalizer flow tube (12) It is divided into two side cavities up and down, upper layer chamber is to flow chamber (16), and lower chamber is air-out chamber (17), and the stream chamber (16) is interior It is evenly equipped with muti-piece folded plate (18), establishes the inside for being mounted and fixed on equalizer flow tube (12) between folded plate (18) by connecting plate (19) On wall.
6. biological substance for combustion particle hot-blast stove secondary air system according to claim 1, it is characterised in that: the storage wind Tank (10) is fixedly mounted on air blower mounting bracket (8) by air reservoir mounting base (20), and air reservoir mounting base (20) includes branch Frame (21) and pedestal (22), bracket (21) are square set, and the upper end of pedestal (22) is machined with recess hole, and air reservoir (10) is fixed It is mounted in recess hole.
7. biological substance for combustion particle hot-blast stove secondary air system according to claim 5, it is characterised in that: described is secondary The air outlet that wind outlet air connects mouth (13) has rotation air-supply body (23) of " helical form ".
CN201820919863.2U 2018-06-13 2018-06-13 Biological substance for combustion particle hot-blast stove secondary air system Active CN208487781U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820919863.2U CN208487781U (en) 2018-06-13 2018-06-13 Biological substance for combustion particle hot-blast stove secondary air system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820919863.2U CN208487781U (en) 2018-06-13 2018-06-13 Biological substance for combustion particle hot-blast stove secondary air system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111156538A (en) * 2020-02-28 2020-05-15 江华 Method for transforming coal-fired boiler into biomass fuel boiler

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111156538A (en) * 2020-02-28 2020-05-15 江华 Method for transforming coal-fired boiler into biomass fuel boiler

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GR01 Patent grant
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TR01 Transfer of patent right

Effective date of registration: 20220520

Address after: 154600 No. 59, Daming street, Taoshan District, Qitaihe City, Heilongjiang Province

Patentee after: Qitaihe Xinfu Electromechanical Manufacturing Co.,Ltd.

Address before: 154600 No. 59, Daming street, Taoshan District, Qitaihe City, Heilongjiang Province

Patentee before: Liu Xiaojun

TR01 Transfer of patent right