CN101531925B

CN101531925B - Biological gasifying furnace

Info

Publication number: CN101531925B
Application number: CN 200910030801
Authority: CN
Inventors: 黄多能
Original assignee: CHANGSHU DUONENG PLUG WELD FACTORY
Current assignee: Changshu Duoneng Plug Weld Factory
Priority date: 2009-04-15
Filing date: 2009-04-15
Publication date: 2012-04-04
Anticipated expiration: 2029-04-15
Also published as: CN101531925A

Abstract

The invention relates to a biological gasifying furnace, and belongs to the technical field of furnaces. The biological gasifying furnace comprises a furnace body, at least one cleaning hole opening and closing device, a purifying cylinder, an adapting pipe and a fuel gas lead-out device, wherein the furnace body consists of a base, a furnace chamber and a spacer bush, the base corresponds to the lower part of the furnace chamber, the lateral part is provided with a cleaning hole, and the spacer bush is formed between the inner wall of the furnace body and the outer wall of the furnace chamber; the cleaning hole opening and closing device is arranged on the cleaning hole; the purifying cylinder is provided with a filter material chamber, the top of the purifying cylinder is provided with a filter material intake which is matched with a first opening and closing door, the bottom of the purifying cylinder is provided with a tar hopper of which the bottom is provided with a valve, the lower lateral part of the purifying cylinder is provided with a filter material outlet which is matched with a second opening and closing door, the bottom of the filter material chamber is provided with a filter material cushion, and a bleed air chamber is formed between the filter material cushion and the tar hopper; one end of the adapting pipe is connected with the furnace body and communicated with the spacer bush, while the other end is connected with the lower lateral part of the purifying cylinder and communicated with the bleed air chamber; and the fuel gas lead-out device is connected and communicated with the purifying cylinder. The biological gasifying furnace has the advantages of making biological energy source utilized effectively and protecting the environment.

Description

Biological gasification furnace

Technical field

The invention belongs to the stove and accessory technical field, be specifically related to a kind of biological gasification furnace.

Background technology

Present situation is: non-renewable resources such as coal, oil and natural gas rise steadily because of the price that causes in short supply on the one hand; A large amount of on the other hand available bioenergies are wasted, the available bioenergy of being said here main but non-be limited to like rice chaff, straw, wheat straw, king's rice straw, Chinese sorghum straw and wood chip etc.Particularly in the rural area, people can see every now and then that the peasant afield with direct on-site incineration such as straw, wheat straw, rape straw, had both influenced environment, waste resource again.The thrifty consciousness of Chinese farmers and awareness of saving energy are very strong beyond doubt; Yet; Why can adopt passive mode that aforementioned fuel capable of using is turned to dust and ashes afield; That is because start from the helpless of three aspects: the one, because the fuel value of farmers''s biofuel is low, uses this fuel to prolong and cook the meal time; The 2nd, the stove and accessory that does not adapt; The 3rd, nobody shows any interest in as industrial fuel and act as a fuel like hotel, catering industry with commercial.The applicant thinks that lacking the stove and accessory that is suitable for is major cause, thereby is necessary to explore, and the technical scheme that will introduce below produces under this background.

Summary of the invention

Task of the present invention is to provide a kind of biofuels such as straw, wood chip and rice chaff of farm crop that make to effectively utilize and use and embody the biological gasification furnace of protecting environment and save energy.

Task of the present invention is accomplished like this, a kind of biological gasification furnace, and it comprises that one constitutes the body of heater of pedestal, furnace chamber and spacer; Pedestal is corresponding to the below of furnace chamber; Sidepiece has an ash removing hole, and spacer is formed between the outer wall of inwall and furnace chamber of body of heater, and communicates with the grey chamber of the mistake of pedestal; Communicate with described furnace chamber and cross grey chamber, be provided with a stove pad in the bottom of furnace chamber; At least one ash removing hole headstock gear is located on the described ash removing hole; One purifies cylindrical shell, has a filter material chamber, and the top of this purification cylindrical shell is provided with the filtrate intake; Be furnished with one first open and close door on the filtrate intake, the bottom that purifies cylindrical shell constitutes a tar bucket, and the bottom of tar bucket is furnished with a valve; The lower side that purifies cylindrical shell is provided with a filtrate outlet; Be furnished with one second open and close door on the filtrate outlet, the bottom of described filter material chamber is provided with a filtrate pad, constitutes a bleed chamber between this filtrate pad and the described tar bucket; One adapting pipe, an end of this adapting pipe is connected with described body of heater and communicates with described spacer, and the other end is connected with the lower side that purifies cylindrical shell, and communicates with described bleed chamber; One fuel gas lead-out device is connected with described purification cylindrical shell and communicates.

In a concrete embodiment of the present invention, the lower side of described furnace chamber is laid with flame retardant coating.

In another concrete embodiment of the present invention, described flame retardant coating is refractory brick or waters and build material.

In also concrete embodiment of the present invention, also be furnished with in the described furnace chamber one have a handle gland, the spaced apart ventilating pit that is provided with on gland.

In another concrete embodiment of the present invention; One end of described stove pad is stuck in said body of heater and binding has a stove pad actuating device; This stove pad actuating device comprises a handgrip and a handle bracket; Handle bracket is fixed on the described body of heater, and described handgrip is hinged on handle bracket and is hinged with the stove pad.

In another concrete embodiment of the present invention; Described ash removing hole headstock gear comprises first briquetting, first sealing cover and first screw rod; First briquetting and first sealing cover connect through first screw rod of being furnished with first nut; Wherein, first sealing cover is positioned at the inboard of said ash removing hole, and first briquetting is positioned at the outside of ash removing hole.

more of the present invention and among concrete embodiment; Also be extended with a safety mouth at the top of described purification cylindrical shell; The safety mouth is provided with a Pressure-relief Device; This Pressure-relief Device comprises a guide rod and a floating cover, and guide rod is fixed with the top that purifies cylindrical shell, and floating cover is nested with on guide rod and corresponding to described safety mouthful.

In of the present invention and then concrete embodiment; Described first open and close door comprises second briquetting, second sealing cover and is furnished with second screw rod of second nut; Second briquetting and second sealing cover connect through second screw rod; Wherein, second sealing cover is positioned at the inboard of said filtrate inlet, and second briquetting is positioned at the outside of filtrate inlet.

Of the present invention again more and among concrete embodiment; Described second open and close door comprises the 3rd briquetting, the 3rd sealing cover and is furnished with the 3rd screw rod of the 3rd nut; The 3rd briquetting and the 3rd sealing cover connect through the 3rd screw rod; Wherein, the 3rd sealing cover is positioned at the inboard of said filtrate outlet, and the 3rd briquetting is positioned at the outside of filtrate outlet.

In again of the present invention and then concrete embodiment; Described fuel gas lead-out device comprises first fairlead, gas blower and second fairlead; One end of first fairlead is connected with the top of described purification cylindrical shell and communicates with filter material chamber; The other end is connected with the blast inlet of gas blower, and second fairlead is connected with the air outlet of gas blower.

Technical scheme provided by the present invention; CO (carbon monoxide) gas that is generated after with biomaterial such as rice chaff, wood chip, plant straw drying, cracking, oxidation and reduction by body of heater is supplied with and is purified cylindrical shell and purify the back and draw use by fuel gas lead-out device, thereby makes bioenergy obtain effective utilization and can protect environment.

Description of drawings

Fig. 1 is a preferred embodiment structure iron of the present invention.

Fig. 2 is an application examples synoptic diagram of the present invention.

Embodiment

For the inspector that the makes Patent Office especially public can be expressly understood technical spirit of the present invention and beneficial effect more; The applicant general combines accompanying drawing to elaborate with the mode of embodiment below; But the description to embodiment all is not the restriction to the present invention program, any according to the present invention design done only for pro forma but not substantial equivalent transformation all should be regarded as technical scheme category of the present invention.

Embodiment:

Please be referring to Fig. 1, having provided specification is that size need not limit but the body of heater 1 changeable according to request for utilization, body of heater 1 is the shape of cylinder under normal conditions, the body of heater that is drum 1 that the applicant recommends.The bottom of body of heater 1 constitutes pedestal 11, and this pedestal 11 is integrally formed structure with body of heater 1, and the part that the inside of body of heater 1 promptly is in the top of pedestal 11 constitutes furnace chamber 12, and furnace chamber 12 also can be referred to as flue.Constitute a spacer 13 between the inwall of the outer wall of furnace chamber 12 and body of heater 1, this spacer 13 communicates with the grey chamber 111 of the mistake of aforesaid pedestal 11.Around the portion on the lower side of furnace chamber 12, be laid with flame retardant coating 122, flame retardant coating 122 both can use refractory brick, also can use to water to build and expect for example concrete or other equivalent refractory materials, and present embodiment uses refractory brick.In the bottom of furnace chamber 12, more particularly be provided with stove pad 121 at the position, boundary in furnace chamber 12 and the grey chamber 111 of aforesaid mistake, by the stove pad hole slot 1211 on the stove pad 121 the grey chamber 111 of the furnace chamber 12 and the mistake of pedestal 11 is communicated.Offer one but definitely be not limited to one ash removing hole 112 (present embodiment is chosen as) at the sidepiece of pedestal 11, on ash removing hole 112, be equipped with ash removing hole headstock gear 2.Shown in figure, in furnace chamber 12, also be furnished with a gland 123, gland 123 has one handle 1231 and the spaced apart ventilating pit 1232 that is provided with on gland 123.The self-evident function of gland 123 be both played to be positioned over the biofuel in the furnace chamber 12 such as has lifted the front and but the effect of ventilation is played in the wood chip, rice chaff and the pressure holding of plant straw that are not limited only to again.

Is stuck in the hinged stove pad actuating device 6 in position of body of heater 1 on 121 on stove pad, is fixed on the body of heater 1, and handgrip 61 is hinged through bearing pin and handle bracket 62 as the handle bracket 62 that constitutes this stove pad actuating device 6, and with stove pad 121 hinges.When 61 motions of artificial manipulating handgrip, just drive stove pads 121 and do back and forth vibration, so that make ash after being carbonized on the stove pad 121 fall into the grey chamber 111 of mistake of pedestal through stove pad hole slot 1211 by handgrip 61.In the time will removing to the ashes in the grey chamber 111 of mistake; Open configuration is preferably the ash removing hole headstock gear 2 on the oval-shaped ash removing hole 112 in shape so; Preferred construction as ash removing hole headstock gear 2 is following: one piece is shaped as oval-shaped first sealing cover 22; Implement to link with first screw rod 23 and first briquetting 21, and with first nut 231 with both clampings or loosen.For example; With first nut, 231 whizs in first screw rod 23; So, be positioned at ash removing hole 112 inboard first sealing cover 22 and first briquettings and took off in 21 minutes, because ash removing hole 112 is oval-shaped; Therefore can oval-shaped first sealing cover 22 outwards be shifted out from ash removing hole 112, can implement crossing grey chamber 111 deashings.Shown in figure, also is furnished with furnace bottom lining 113 in the bottom of pedestal 11.

Please continue to see Fig. 1, between body of heater 1 and purification cylindrical shell 3, dispose an adapting pipe 4, an end of this adapting pipe 4 is connected with the upper lateral part of body of heater 1 and communicates with spacer 13, and the other end of adapting pipe 4 connects with the lower side that purifies cylindrical shell 3.Purify cylindrical shell 3 and constitute a filter material chamber 31; In use; Filtrate 8 is positioned in the filter material chamber 31 like wood chip or rice chaff or plant straw (preferably using wood chip or rice chaff), is furnished with the filtrate pad 311 that is used for holding filtrate 8 in the bottom of filter material chamber 31, the below of filtrate pad 311 is bleed chamber 3111; The interface sites of aforesaid adapting pipe 4 on purification cylindrical shell 3 promptly communicates with the bleed chamber corresponding to bleed chamber 3111.Purify the bottom of cylindrical shell 3, more particularly, constitute a tar bucket 33 in the bottom in bleed chamber 3111; Be provided with a valve 331 in the bottom of tar bucket 33, the tar that is leached by filtrate 8 gets into 33 collections of tar bucket through filtrate pad 311, in the time will putting except that tar; Then Open valve 331, otherwise then close.

The top that purifies cylindrical shell 3 offers the filtrate inlet 32 that is used for aforesaid filtrate 8 is introduced filter material chamber 31, on this filtrate inlet 32, is provided with first open and close door 321.Aforesaid filtrate inlet 32 be shaped as ellipse.The structure of preferred first open and close door 321 is following: one second briquetting 3211 is through second screw rod 3213 and be shaped as 3212 bindings of oval-shaped second sealing cover; Wherein, Be shaped as the inboard that oval-shaped second sealing cover 3212 is positioned at filtrate inlet 32, and second briquetting 3211 is positioned at the outside of filtrate inlet 32.In the time will in filter material chamber 31, adding filtrate 8; Then with second nut, 32131 whizs in second screw rod 3213, second briquetting 3211 is separated with second sealing cover 3212, and second sealing cover 3212 is shifted out from filtrate inlet 32; After filtrate 8 interpolations finish; By aforementioned opposite way first open and close door 321 is restored, second nut 32131 of screwing makes 3212 pairs of filtrate inlet 32 sealings of second sealing cover.

The lower side that purifies cylindrical shell 3 offers filtrate outlet 34; Filtrate outlet 34 be shaped as ellipse, on filtrate outlet 34, dispose second open and close door 341, will be shaped as oval-shaped the 3rd sealing cover 3412 and the 3rd briquetting 3411 is implemented to connect by the 3rd screw rod 3413; In the time will filtrate 8 being taken out from filter material chamber 31; So with the 3rd nut 34131 whizs in the 3rd screw rod 3413, the 3rd sealing cover 3412 is taken out from filtrate outlet 34, vice versa.

Also receive the safety mouth 35 that communicates with filter material chamber 31 at the top that purifies cylindrical shell 3; On safety mouth 35, is furnished with a Pressure-relief Device 7; Pressure-relief Device 7 is made up of guide rod 71 and floating cover 72; Guide rod 71 is fixed with purifying cylindrical shell 3, and is positioned at the central authorities of safety mouth 35, and floating cover 72 is nested with on guide rod 71.When occurring gaseous tension greater than non-pressurized situation in the filter material chamber 31, then floating cover 72 floats under the reactive force of gas automatically, makes gas release and uses and guarantee safety.

Still ask for an interview Fig. 1; On purification cylindrical shell 3, be linked with a fuel gas lead-out device 5; Be connected with the top that purifies cylindrical shell 3 and communicate as an end of first fairlead 51 of this fuel gas lead-out device 5 with the top of filter material chamber 31; The other end of on the pipeline of first fairlead 51, being furnished with valve 511, the first fairleads 51 is connected with the inlet mouth of gas blower 52, and second fairlead 53 is connected with the air outlet of gas blower 52.

Application examples:

Please and combine Fig. 1 referring to Fig. 2, the applicant narrates application of the present invention, with rice chaff, wood chip or the plant straw after pulverizing act as a fuel in the furnace chamber 12 that is placed into body of heater 1; Again that gland 123 is placed on it; After igniting,, be appreciated that out fully according to physics general knowledge; Fuel forms drying layer I, cleaving layer II, zone of oxidation III and reducing zone IV from top to bottom respectively in furnace chamber 12; So under the work of the gas blower 52 of fuel gas lead-out device 5, the CO gas of generation gets into spacers 13 from crossing grey chamber 111, introduces the bleed chamber 3111 of the bottom that purifies cylindrical shells 3 through adapting pipe 4; And then, behind first fairlead 51, draw again by second fairlead 53 through filtrate pad 311 entering filtrates 8.By shown in Figure 2, in use, on second fairlead 53, be furnished with heat blower 9, flame seal 91 is set in heat blower 9, come from the flame of flame seal 91 and behind filter screen 911, draw by heating duct 912.

Claims

1. biological gasification furnace; It is characterized in that it comprises that one constitutes the body of heater (1) of pedestal (11), furnace chamber (12) and spacer (13), pedestal (11) is corresponding to the below of furnace chamber (12), and sidepiece has an ash removing hole (112); Spacer (13) is formed between the outer wall of inwall and furnace chamber (12) of body of heater (1); And communicate with the grey chamber of mistake (111) of pedestal (11), communicate with described furnace chamber (12), be provided with a stove pad (121) in the bottom of furnace chamber (12) and cross grey chamber (111); At least one ash removing hole headstock gear (2) is located on the described ash removing hole (112); One purifies cylindrical shell (3); Have a filter material chamber (31), the top of this purification cylindrical shell (3) is provided with filtrate intake (32), is furnished with one first open and close door (321) on the filtrate intake (32); The bottom that purifies cylindrical shell (3) constitutes a tar bucket (33); The bottom of tar bucket (33) is furnished with a valve (331), and the lower side that purifies cylindrical shell (3) is provided with a filtrate outlet (34), is furnished with one second open and close door (341) on the filtrate outlet (34); The bottom of described filter material chamber (31) is provided with a filtrate pad (311), constitutes a bleed chamber (3111) between this filtrate pad (311) and the described tar bucket (33); One adapting pipe (4), an end of this adapting pipe (4) is connected with described body of heater (1) and communicates with described spacer (13), and the other end is connected with the lower side that purifies cylindrical shell (3), and communicates with described bleed chamber (3111); One fuel gas lead-out device (5) is connected with described purification cylindrical shell (3) and communicates.

2. biological gasification furnace according to claim 1 is characterized in that the lower side of described furnace chamber (12) is laid with flame retardant coating (122).

3. biological gasification furnace according to claim 2 is characterized in that described flame retardant coating (122) is refractory brick or waters and build material.

4. biological gasification furnace according to claim 1 and 2, it is characterized in that also being furnished with in the described furnace chamber (12) one have handle (1231) gland (123), go up the spaced apart ventilating pit (1232) that is provided with at gland (123).

5. biological gasification furnace according to claim 1; An end that it is characterized in that described stove pad (121) is stuck in said body of heater (1) and links has a stove pad actuating device (6); This stove pad actuating device (6) comprises a handgrip (61) and a handle bracket (62); Handle bracket (62) is fixed on the described body of heater (1), and described handgrip (61) is hinged and goes up and hinged with stove pad (121) at handle bracket (62).

6. biological gasification furnace according to claim 1; It is characterized in that described ash removing hole headstock gear (2) comprises first briquetting (21), first sealing cover (22) and first screw rod (23); First briquetting (21) connects through first screw rod (23) of being furnished with first nut (231) with first sealing cover (22); Wherein, first sealing cover (22) is positioned at the inboard of said ash removing hole (112), and first briquetting (21) is positioned at the outside of ash removing hole (112).

7. biological gasification furnace according to claim 1; It is characterized in that also being extended with a safety mouthful (35) at the top of described purification cylindrical shell (3); Safety mouthful (35) is provided with a Pressure-relief Device (7); This Pressure-relief Device (7) comprises a guide rod (71) and a floating cover (72), and guide rod (71) is fixed with the top that purifies cylindrical shell (3), and floating cover (72) is nested with at guide rod (71) and goes up and corresponding to described safety mouthful (35).

8. biological gasification furnace according to claim 1; It is characterized in that described first open and close door (321) comprises second briquetting (3211), second sealing cover (3212) and is furnished with second screw rod (3213) of second nut (32131); Second briquetting (3211) connects through second screw rod (3213) with second sealing cover (3212); Wherein, second sealing cover (3212) is positioned at the inboard of said filtrate inlet (32), and second briquetting (3211) is positioned at the outside of filtrate inlet (32).

9. biological gasification furnace according to claim 1; It is characterized in that described second open and close door (341) comprises the 3rd briquetting (3411), the 3rd sealing cover (3412) and is furnished with the 3rd screw rod (3413) of the 3rd nut (34131); The 3rd briquetting (3411) connects through the 3rd screw rod (3413) with the 3rd sealing cover (3412); Wherein, the 3rd sealing cover (3412) is positioned at the inboard of said filtrate outlet (34), and the 3rd briquetting (3411) is positioned at the outside of filtrate outlet (34).

10. biological gasification furnace according to claim 1; It is characterized in that described fuel gas lead-out device (5) comprises first fairlead (51), gas blower (52) and second fairlead (53); One end of first fairlead (51) is connected with the top of described purification cylindrical shell (3) and communicates with filter material chamber (31); The other end is connected with the blast inlet of gas blower (52), and second fairlead (53) is connected with the air outlet of gas blower (52).