CN110068008A

CN110068008A - A kind of rice-husk combustion stove and combustion system

Info

Publication number: CN110068008A
Application number: CN201910435488.3A
Authority: CN
Inventors: 陈庆
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2019-07-30

Abstract

The invention discloses a kind of rice-husk combustion stove, including burner block, blower and lifting smoke pipe are provided at the top of burner block, bottom is provided with ignition mechanism, and barrel is provided in burner block, and exhaust fume collecting hood is provided at the top of barrel, and lifting smoke pipe is connect with exhaust fume collecting hood.Lifting smoke pipe can drive exhaust fume collecting hood to move up and down, and when rice husk is lighted in furnace, exhaust fume collecting hood is covered tightly at the top of barrel, improve the leakproofness of barrel, and exhaust efficiency is high, improve the efficiency of combustion of rice husk and abundant degree of burning, shorten the time for producing silica.After burning, lifting controllable smoke pipe drives exhaust fume collecting hood to rise, and separates with barrel, so that the material in barrel and barrel be taken out, which further improves silica production efficiency.A kind of combusting rice hull system is also disclosed, the lifting flue connection of each combustion furnace, realizes the effect of unified exhaust in system, and compared with traditional combusting device, air inlet uniformity, burning sufficiently, are burnt high in machining efficiency.

Description

A kind of rice-husk combustion stove and combustion system

Technical field

The invention belongs to mechanical equipment technical fields, are related to a kind of combustion furnace for producing silica and system of burning System, specifically, being related to a kind of for producing the rice-husk combustion stove and combustion system of silica.

Background technique

Paddy or the husk of other crops are the wastes that leave after crops finishing, continuous with agricultural sciences Progress, rice yield is higher and higher, has a large amount of rice hulls or paddy bar to generate every year, rice hulls or paddy bar are directly abandoned both Meeting be damaged to environment and the waste of resource.To solve this problem, comprehensive benefit of the researchers at home and abroad to rice hulls With having carried out extensive research, but it is still limited currently with approach, it is generally used only as feed, nursery ridging, or fire as primary Material, economic benefit is not significant, and some problems are still had in technique and environmental pollution.

It is rich in silica in rice husk, is mainly distributed on the appearance internal layer of rice husk, granular size is about 50nm or so, mainly It is in a manner of biomineralization, amorphous state presence, the mass fraction accounted in rice husk is 3%-22%, and silica is a kind of Important inorganic chemical product can be widely applied to the fields such as rubber, coating, plastics, if can prepare rice husk as raw material Earth silicon material can not only make full use of this agricultural waste of rice husk, reduce environmental pollution, and also having become one kind can Regenerated resources have important economic value.

Using rice husk as waste silica, can be carried out by liquid-phase precipitation method or combustion method, wherein liquid-phase precipitation method There is a problem of that seriously polluted, product granularity is big, there are air inlets for traditional combustion equipment unevenly, insufficient, production efficiency of burning Low problem.

Summary of the invention

For this purpose, the present invention exactly will solve above-mentioned technical problem, to propose a kind of high production efficiency, the sufficient rice of burning Shell combustion furnace and combustion system.

In order to solve the above technical problems, the technical solution of the present invention is as follows:

The present invention provides a kind of rice-husk combustion stove comprising: burner block, be provided at the top of the burner block blower and Smoke pipe is gone up and down, bottom is provided with ignition mechanism, and the burner block is internally provided with barrel, is provided with collection cigarette at the top of the barrel Cover, the lifting smoke pipe are connect with the exhaust fume collecting hood.

Preferably, being provided at least one gas-guide tube in the barrel, the gas-guide tube is axially arranged along the barrel, Top is connected to the exhaust fume collecting hood.

Preferably, the barrel bottom is additionally provided with air scoop, the air scoop is set to below the heating member, institute Air scoop is stated to be connected to a blast pipe.

Preferably, the barrel includes upper section barrel and lower section barrel, the upper section barrel and the lower section barrel connect It connects, barrel through-hole is distributed in the lower section barrel barrel；The barrel further includes bottom plate, and it is logical that bottom plate is distributed on the bottom plate Hole, the bottom plate are detachably connected with the lower section barrel.

Preferably, the mounting bracket for installing gas-guide tube is provided at the top of the barrel, the gas-guide tube top peace Loaded on the mounting bracket, bottom end is free end.

Preferably, air guide pipe through-hole is distributed in the air guide tube wall；It is arranged between the exhaust fume collecting hood and the barrel There is sealing ring.

Preferably, further including temperature measuring mechanism, setting inside the barrel is goed deep into described temperature measuring mechanism one end；The burning Furnace body outer wall is additionally provided with control unit.

Preferably, further including charging and discharging mechanism, the charging and discharging mechanism is for fetching and delivering the barrel.

Preferably, the ignition mechanism is alcohol ignition slot or heating rod.

Preferably, including combustion furnace described at least two, the lifting smoke pipe connection of each combustion furnace.

The above technical solution of the present invention has the following advantages over the prior art:

(1) rice-husk combustion stove of the present invention comprising burner block, be provided at the top of the burner block blower and Smoke pipe is gone up and down, bottom is provided with ignition mechanism, and the burner block is internally provided with barrel, is provided with collection cigarette at the top of the barrel Cover, the lifting smoke pipe are connect with the exhaust fume collecting hood.Lifting smoke pipe can drive exhaust fume collecting hood to move up and down, when rice husk is lighted in furnace, Exhaust fume collecting hood covers tightly at the top of the barrel, improves the leakproofness of barrel, and blower provides the suction force to gas, exhaust efficiency Height, and then improve the efficiency of combustion of rice husk and abundant degree of burning, shorten the time for producing silica.Burning terminates Afterwards, lifting controllable smoke pipe drives exhaust fume collecting hood to rise, and separates with barrel, so that the material in barrel and barrel is taken out, it should Combustion furnace easy-offtaking material, further improves silica production efficiency.

(2) rice-husk combustion stove of the present invention is provided at least one gas-guide tube, the gas-guide tube edge in the barrel The barrel is axially arranged, and top is connected to the exhaust fume collecting hood.Gas-guide tube is connected to exhaust fume collecting hood, improves suction penetration depth, So that rice husk can abundant conflagration.

(3) rice-husk combustion stove of the present invention, the barrel bottom are additionally provided with air scoop, and the air scoop is set to Below the heating member, the air scoop is connected to a blast pipe.Air scoop is for making external air source from barrel bottom centre pair Deserve to be called liter, it is therefore prevented that burning is uneven.

(4) combusting rice hull system of the present invention, including at least two rice-husk combustion stoves, each rice-husk combustion stove Independent air inlet, the lifting flue connection of each combustion furnace, that is, realize the effect of unified exhaust, with the multiple burnings of traditional combusting device Furnace is unified the unified exhaust of air inlet and is compared, air inlet uniformity, so that burning sufficiently, is burnt high in machining efficiency.

Detailed description of the invention

In order to make the content of the present invention more clearly understood, it below according to specific embodiments of the present invention and combines Attached drawing, the present invention is described in further detail, wherein

Fig. 1 is the schematic diagram of internal structure of rice-husk combustion stove described in the embodiment of the present invention；

Fig. 2 is the external structure schematic diagram of rice-husk combustion stove described in the embodiment of the present invention；

Fig. 3 is the side view of rice-husk combustion stove described in the embodiment of the present invention；

Fig. 4 is the schematic internal view of barrel in rice-husk combustion stove described in the embodiment of the present invention；

Fig. 5 is the schematic diagram of rice husk burnup furnace and charging and discharging mechanism described in the embodiment of the present invention.

Appended drawing reference indicates in figure are as follows: 1- burner block；2- blower；3- goes up and down smoke pipe；301- cylinder；302- smoke pipe；4- Barrel；5- exhaust fume collecting hood；6- fire door；7- control unit；8- hanging bracket；9- gas-guide tube；10- mounting bracket；11- bottom plate；12- branch Support rail；13- air scoop；14- blast pipe；15- electrically heated rod；16- temperature measuring mechanism；17- car body；18- rear door；19- push-pull rod.

Specific embodiment

Embodiment 1

The present embodiment provides a kind of rice-husk combustion stoves, are used for combusting rice hull and prepare silica, the rice-husk combustion stove As shown in Figure 1-3, top is provided with a blower 2 and rises comprising: which burner block 1, the burner block 1 are rectangular body case Smoke pipe 3 drops, and bottom is provided with ignition mechanism, the barrel 4 for containing rice husk material is provided in the burnup furnace body 1, described Exhaust fume collecting hood 5 is provided at the top of barrel 4, the exhaust fume collecting hood 5 is fixedly connected with the lifting smoke pipe 3, and the lifting smoke pipe 3 and institute The connection of exhaust fume collecting hood 5 is stated, the exhaust fume collecting hood 5 is inverted funnel-shaped structure.Specifically, the lifting smoke pipe 3 includes a cylinder 301 With a smoke pipe 302, the cylinder 301 is used to that the smoke pipe 302 to be driven to move up and down and the exhaust fume collecting hood 5 is driven to move up and down, It is provided with a sealing ring between the exhaust fume collecting hood 5 and barrel 4, when exhaust fume collecting hood 5 drops to 4 top of barrel, the two is tightly combined, When blower 2 starts, improve to the suction force inside barrel 4.

The side of the burner block 1 is provided with one for picking and placing the fire door 6 of barrel 4, and 1 outer wall of burner block is also set It is equipped with side wall insulation board, the outside of a side wall insulation board is provided with control unit 7, and in the present embodiment, described control unit 7 is set It is placed in the burner block side wall adjacent with fire door 6, described control unit is PLC control cabinet, and the control cabinet front is equipped with a touching Control screen, top are provided with alarm lamp, and when combustion furnace exception, alarm lamp issues alarm signal, and PLC control cabinet is for controlling and showing Temperature detection, air intake-exhaust, ignition control, automatic flow control etc., the information that touch screen is shown include each unit status icon, The parameters such as temperature, revolving speed, air pressure, and manual, automatic pattern switching selection, processing parameter setting picture: temperature control target value is set Fixed (multiple groups at any time), valve area parameter (being associated with the temperature difference), rotation speed of fan, the setting of monitoring parameters zone of reasonableness, Yi Jibao Alert picture: alarm condition is shown, Troubleshooting Tip, alarm contact button, alarm placement file are shown.As shown in figure 3, described It is mounted on outside the burner block 1 in control unit by a hanging bracket 8.

It is provided with gas-guide tube 9 to improve the gas fluidity in barrel, in the barrel, in the present embodiment, the air guide Pipe 9 is 5, the mounting bracket 10 being installed at the top of barrel, and the mounting bracket 10 is to be arranged radially along the barrel top surface Cross bracket (as shown in Figure 4), two brackets are arranged in a mutually vertical manner, the arrangement side of 5 gas-guide tubes 9 described in the present embodiment Formula an are as follows: gas-guide tube 9 is set to the point of intersection of two brackets, is center gas-guide tube, remaining four gas-guide tube is symmetrically set two-by-two It is placed in the two sides of central airway.For the mounting stability for improving gas-guide tube 9, the interior middle part of barrel 4 is also equipped with cross installation Bracket.The air guide pipe through-hole that diameter is 2mm is distributed on the tube wall of the gas-guide tube 9,9 top of gas-guide tube is connected with middle part In the mounting bracket 9, bottom end is hanging free end.

The barrel 4 includes the upper section barrel and the lower section barrel that connect with the upper section barrel close to the exhaust fume collecting hood 5, The barrel through-hole that diameter is 2mm is distributed in the barrel of the lower section barrel, and 4 bottom of barrel is provided with detachable bottom plate 11, the bottom hole that diameter is 2mm is distributed on the bottom plate 11, the bottom plate 11 can be taken out from the fire door 6 of burner block 1 Out, 11 area of bottom plate is greater than the floor space of barrel 4, and it is square that one end, which is arc-shaped, the other end being adapted to 4 periphery of barrel, Shape.

For the uniformity for further increasing barrel interior air-flow, the lower section barrel is set outside the side of the fire door 6 It is equipped with a baffle, the sectional view of the baffle is semicircle, with the gap of 15mm, institute between the baffle and lower section barrel It states gap between baffle and barrel 4 and 1 rear wall of burner block is identical as the distance between barrel 4, so that 4 front and back of barrel Air-flow is uniform, and blower 2 generates draft and rises to upper section barrel and exhaust fume collecting hood 5 by bottom plate, lower section barrel and gas-guide tube 9, and air-flow can The entire barrel 4 of quick penetration.

Bottom in the burner block 1, the barrel lower section is provided with to be vertically arranged (when fire door 4 is closed) with fire door 4 Supporting rail 12, supporting rail 12 play the role of support and for barrel 4 pass in and out burnup furnace body 1 be oriented to, the supporting rail 12 with it is described A support plate is additionally provided between barrel 4.

An air scoop 13 is additionally provided with below the barrel 4, the air scoop 13 is funnel-shaped structure, and bottom is connected to One end of one blast pipe 14, the other end of the blast pipe 14 are set to outside the burner block 1, the air inlet of the blast pipe The air inlet valve for adjusting air-flow size is provided at mouthful.

In the present embodiment, the ignition mechanism is preferably electrically heated rod 15, the barrel and the corresponding position of burner block 1 The hole location for offering and passing in and out for electrically heated rod 15 is set, and the electrically heated rod 15 is preferably 2, the electrically heated rod gos deep into After barrel, two heating rods are symmetrically disposed on barrel center two sides.

It further include temperature measuring mechanism 16 for the ignition temperature in real-time monitoring barrel, the temperature measuring mechanism 16 is thermometric bar, institute Thermometric bar to be stated to connect with described control unit signal, thermometric bar one end is goed deep into inside the barrel being arranged, in the present embodiment, The thermometric bar is preferably 3, is respectively arranged at the barrel upper, middle and lower, detects the temperature of three different locations, Accordingly, the hole location that the corresponding position of the burner block 1 and barrel 4 offers for the disengaging of thermometric bar.

3 upper end of lifting smoke pipe offers two interfaces in left and right, and an interface is connected to the blower 2, another connects Mouth is connected with a vacuum table, goes up and down and is provided with one at the top of smoke pipe 3 for the water bowl heat-insulated to cylinder.The blower 2 is that high pressure is resistance to Heat type, highest are operable with 300 DEG C, 1.5kw, peak suction 17kpa, 192 cubes of ms/h of (3.2m of maximum stream flow³/min)。

It further, further include charging and discharging mechanism, referring to Fig. 5, the charging and discharging mechanism is flexibly to transport barrel One stack pallet, the stack pallet include cuboid car body 17, have the space that can accommodate the barrel 4, institute in the car body 17 It states the side opposite with the fire door 4 of car body 17 and is provided with front door, the height of the car body inner bottom surface and the supporting rail 12 It is identical, it is provided with rear door 18 below the vehicle body side opposite with the front door, the lower section barrel is provided with leader, when When needing barrel by being taken out in burner block 1, stack pallet is docked at into door side, front door and rear door 18 is opened, passes through One push-pull rod 19 holds the handle on barrel 4 to which barrel 4 to be pulled in stack pallet.To keep combustion furnace precisely right with stack pallet Position, 1 bottom of burner block are provided with bit block, and stack pallet front door side is correspondingly arranged on contraposition card slot, right when fetching and delivering barrel Position block is sticked in contraposition card slot and realizes precise positioning, it is therefore prevented that stack pallet deflection.

In addition, top plate, the top plate and car body detachable connection are provided at the top of the stack pallet, it can after dismounting top plate Rice husk material is loaded into barrel, and the barrel inner top is additionally provided with lifting lug, can will expect after barrel being sling in stack pallet Tube end plate 11 is extracted out, realizes discharging.

Embodiment 2

The present embodiment provides a kind of rice-husk combustion stoves, and structure is substantially the same manner as Example 1, the difference is that the point Lighter structure is alcohol ignition slot, and the alcohol ignition slot is set to below the barrel, and the alcohol ignition slot can accommodate 4 pieces admittedly Body alcohol block lights the rice husk material that flame after alcohol block can be ignited in barrel by the bottom plate hole of barrel bottom.

Embodiment 3

The present embodiment provides a kind of combusting rice hull systems comprising multiple rice-husk combustion stoves, each rice-husk combustion stove It goes up and down pipeline to be interconnected, realizes the effect of a combustion furnace independence air inlet, unified exhaust, it is therefore prevented that unified air inlet combusting rice hull Non-uniform problem shortens burning time, improves silica production efficiency.

Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or It changes still within the protection scope of the invention.

Claims

1. a kind of rice-husk combustion stove characterized by comprising burner block, the burner block top are provided with blower and liter Smoke pipe drops, and bottom is provided with ignition mechanism, and the burner block is internally provided with barrel, is provided with collection cigarette at the top of the barrel Cover, the lifting smoke pipe are connect with the exhaust fume collecting hood.

2. rice-husk combustion stove according to claim 1, which is characterized in that be provided at least one air guide in the barrel Pipe, the gas-guide tube are axially arranged along the barrel, and top is connected to the exhaust fume collecting hood.

3. rice-husk combustion stove according to claim 2, which is characterized in that the barrel bottom is additionally provided with air scoop, institute It states air scoop to be set to below the heating member, the air scoop is connected to a blast pipe.

4. rice-husk combustion stove according to claim 3, which is characterized in that the barrel includes upper section barrel and lower section material Cylinder, the upper section barrel are connect with the lower section barrel, and barrel through-hole is distributed in the lower section barrel barrel；The barrel also wraps Bottom plate is included, bottom hole is distributed on the bottom plate, the bottom plate is detachably connected with the lower section barrel.

5. rice-husk combustion stove according to claim 1-4, which is characterized in that be provided with and be used at the top of the barrel The mounting bracket of gas-guide tube is installed, the gas-guide tube top is installed on the mounting bracket, and bottom end is free end.

6. rice-husk combustion stove according to claim 5, which is characterized in that it is logical that gas-guide tube is distributed in the air guide tube wall Hole；Sealing ring is provided between the exhaust fume collecting hood and the barrel.

7. rice-husk combustion stove according to claim 6, which is characterized in that it further include temperature measuring mechanism, the temperature measuring mechanism one Setting inside the barrel is goed deep at end；The burner block outer wall is additionally provided with control unit.

8. rice-husk combustion stove according to claim 7, which is characterized in that it further include charging and discharging mechanism, the charging & discharging machine Structure is for fetching and delivering the barrel.

9. rice-husk combustion stove according to claim 8, which is characterized in that the ignition mechanism is alcohol ignition slot or heating Stick.

10. a kind of combusting rice hull system, which is characterized in that including at least two such as the described in any item burnings of claim 1-9 Furnace, the lifting smoke pipe connection of each combustion furnace.