CN2799561Y

CN2799561Y - Dust coal transformation-charging apparatus for gas generating stove

Info

Publication number: CN2799561Y
Application number: CN 200520024344
Authority: CN
Inventors: 杨更辰
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-06-24
Filing date: 2005-06-24
Publication date: 2006-07-26
Anticipated expiration: 2015-06-24

Abstract

The utility model relates to a dust coal transformation-charging device for gas producers in small nitrogenous fertilizer manufacturing enterprises, which is composed by the respective connection of a feeding bin which is provided with an upper and a lower covers, a coke furnace, a charcoal collecting bin and a discharge bin from top to bottom, wherein a lower opening of the discharge bin is provided with a flange which is connected with a feeding opening of the gas generator. The utility model can firstly seal smoke powder coal for heat agglomerating, so the smoke powder coal can be made into blocks and can be agglomerated into semi coke used in the gas generators, and then the semi coke can be directly and hermetically thrown into the gas generator for gas production. The utility model accomplishes direct use of the powder coal in the small nitrogen fertilizer manufacturing enterprises, reduces the production cost of the enterprises, and increases vapor decomposition rate and producer gas yield of the producer gas generators.

Description

The tobacco powder coal transformation feeding device of producer gas generator

Technical field

The utility model relates to the feeding device of producer gas generator in a kind of little nitrogen fertilizer production enterprise, specifically a kind of tobacco powder coal transformation feeding device of producer gas generator.

Background technology

In existing little nitrogen fertilizer production enterprise, it is that raw material carries out gas making production with anthracite block coal or coke that the gas-making process of producer gas generator is still employing.In the today of being becoming tight coal supply day, can use the gas making raw material of fragmentary tobacco powder coal as producer gas generator, then be one of hot issue of extremely being concerned about of people.Though molten poly-technology of ash and German CF8 The Application of Technology are arranged now, and these two kinds of technology are and have the diverse gas making novel process of gas-making process now, are not suitable for the application that China adopts the little nitrogenous fertilizer enterprises of intermittent type gas making production technique at present.And these two kinds of facility investment height that new technology adopted, technical sophistication coefficient and device control require also high, are difficult in the existing little nitrogen fertilizer production enterprise to apply.

The utility model content

The purpose of this utility model just provides a kind of tobacco powder coal transformation feeding device of producer gas generator, with on the basis of the intermittent type gas-making process that adapts to existing manufacturing enterprise, reduces the gas making raw materials cost, improves economic benefit of enterprises.

The purpose of this utility model is achieved in that this device accepted from top to bottom, successively and formed by add feed bin, pit kiln, carbon assembling bin and blowing storehouse with upper and lower lid, is provided with the ring flange that is connected with the producer gas generator opening for feed at blowing Cang Xiakouchu.At first, the tobacco powder coal is joined in the feed bin, under the condition of isolated extraneous air, by this add feed bin with the sealing of tobacco powder coal be injected into the bottom and can seal in the pit kiln of heating it.Then, pit kiln seals heating to the tobacco powder coal, makes it to sinter into semicoke.At last, under the condition of isolated air-flow intercommunication,, semicoke is joined in the producer gas generator with sealing by the carbon assembling bin and the blowing storehouse of airtight connection.

Design philosophy of the present utility model is sealed heat-agglomerating with fragmentary tobacco powder coal exactly in advance, makes it cigarette and becomes piece, is sintered into the semicoke that the producer that can give gas uses as raw material.And then directly sealing it is put into and carry out gas making production in the producer gas generator., sealing heating reinforced by sealing, both avoided pit kiln by adding the straight-through of feed bin and extraneous air, avoided the straight-through of producer gas generator and pit kiln and extraneous air again, thereby can prevent leaking of inflammable gas in pit kiln and the producer gas generator effectively, guaranteed that gas making produces continuously, carry out smoothly.

The utility model has been realized the direct utilization of little nitrogen fertilizer production enterprise to the tobacco powder coal.Because the tobacco powder coal can reduce at least 160 yuan than hard coal price per ton, fall just manyly than the price of coke, for a little nitrogen fertilizer production enterprise that produces 80000 tons of synthetic ammonia per year, the change of only this item gas making raw material just can reduce production costs at least 370 ten thousand yuan/year.In addition, use this device, the tobacco powder coal is after sintering semicoke into, at high temperature directly joins in the producer gas generator, and is therefore each reinforced much smaller to the influence of furnace temperature to the direct addition manner of more original anthracite block coal of the influence of producer gas generator furnace temperature or coke.So just can promote the raising of producer gas generator steam rate of decomposition effectively.The results showed, use this device after, the steam rate of decomposition of producer gas generator can improve 10-20%, the raising of separate unit producer gas generator water-gas output just can the annual production of corresponding raising synthetic ammonia 2700 tons, increases income more than 500 ten thousand yuan, economic benefit is very remarkable.

Description of drawings

Fig. 1 is the structural representation of the utility model dedicated feeder.

Fig. 2 is the side-view of Fig. 1.

Embodiment

As shown in Figure 1 and Figure 2, the utility model connects to form up and down successively by adding feed bin 4, pit kiln 8, carbon assembling bin 14 and blowing storehouse 16 4 parts, the end opening in the blowing storehouse 16 of foot is to be connected by flange with the last opening for feed of producer gas generator 19, thereby this feeding device overall fixed on producer gas generator 19, has been constituted a kind of special use tobacco powder coal raw material combination formula producer gas generator.

Among Fig. 1, add feed bin 4 middle part evaginations, tapered up and down closing in.Last lid 1 buckle closure that adds feed bin is adding the suitable for reading of feed bin 4, last lid 1 connects rocking arm 2; end of rocking arm 2 joins with the piston rod with hydraulic ram 3 (ZL97224512.X patent oil cylinder) of spinfunction, and the cylinder body of hydraulic ram 3 is fixed on the side outer wall that adds feed bin 4.Lid 5 down at the inner buckle closure of the end opening that adds feed bin 4, following lid 5 joins by fixed control oil cylinder on pivoted arm and the bulkhead externally.This structure that adds feed bin is analogous to the structure of corresponding feed bin device in the applicant's the ZL98250041.6 patent substantially.

The agglomerating plant of tobacco powder coal is a kind of pit kiln that converts with reference to the existing structure form in the utility model.The structure of this pit kiln 8 (as shown in Figure 2) is to be provided with combustion chamber 10 in coking chamber 9 both sides, and the top of coking chamber 9 is provided with opening, connects with the end opening that adds feed bin 4.The bottom surface opening of coking chamber 9 is connected with holder coal seam floor 12.The bottom surface, both ends of holder coal seam floor 12 has deep-slotted chip breaker, and the top of the piston rod of two affixed push action cylinders 13 is supported on respectively in the bottom surface deep-slotted chip breaker of holder coal seam floor 12 ends on the furnace wall.This special construction at coking chamber top and bottom surface opening is custom-designed by satisfying vertical logistics feed way.

As shown in Figure 2, when the piston rod of push action cylinder 13 bounces back downwards, one side free edge of holder coal seam floor 12 promptly is rotated down, open mouth at the bottom of the coking chamber (because the other side of holder coal seam floor 12 joins by end portion supports axle and coking chamber sidewall), the semicoke 11 in the coking chamber 9 promptly falls into the carbon assembling bin 14 of bottom.When the piston rod of push action cylinder 13 bounces back to lower-most point, the opening angle maximum of holder coal seam floor 12.Behind the emptying semicoke, 13 actions of control push action cylinder make piston rod up, promote holder coal seam floor 12 along the bottom surface deep-slotted chip breaker and return back to the end mouth of sealing coking chamber 9 fully.

For guarantee that the tobacco powder coal can be heated evenly in coking chamber 9, coking chamber 9 is designed to upright flat-square shaped shape.Among Fig. 1, for make semicoke can be fast, come out of the stove the inclined-plane of two axial narrow lateral layout of coking chamber 9 smoothly downwards for extending out.The inclined-plane that extends out makes coking chamber two narrow sides form certain tapering, helps the downward discharging of semicoke 11 like this.Push action cylinder 6 is equipped with on mouth both sides, top on coking chamber 9 tops respectively, and the piston rod of oil cylinder stretches into coking chamber, and its end connects push pedal 7, so that the semicoke in the coking chamber is assisted pushing, improves the speed of coming out of the stove of semicoke.

Because the volume of the coking chamber of flat-square shaped shape is limited, once institute's agglomerating semicoke still can not satisfy a materials amount of producer gas generator, thereby the coking chamber 9 of said structure just is provided with at least four in pit kiln 8, combustion chamber 10 is staggered with coking chamber 9, is beneficial to the heat-agglomerating to the tobacco powder coal.And one group of two adjacent coking chamber, top be totally one top mouthful, and each mouthful top, top all connects one and adds feed bin 4 (shown in Figure 2).Add one group of two coking chamber that feed bin docks with one like this, advance coal jointly, discharge of the coke, the blanking uniformity coefficient that adds tobacco powder coal in the feed bin is improved, can satisfy the once reinforced consumption of producer gas generator again.And the setting of the above sintering mechanism of at least two groups in the pit kiln, also can realize replacing respectively, sinter material respectively into, alternately inject the reinforced process of producer gas generator into coal.This just can be avoided because of once sintered overlong time, the phenomenon of material such as producer gas generator blowing out is occurred, and has satisfied the reinforced requirement that the producer gas generator serialization is produced.

Among Fig. 2, be provided with eight coking chambers in the pit kiln 8 of the present utility model altogether, nine combustion chambers are spaced apart.Promptly equal combuster 10 can heat it in the both sides of each coking chamber 9.Be provided with four feed bins 4 that add arranged side by side altogether on the top of pit kiln 8, each end opening that adds feed bin is connected by flange with the open top of two one group coking chamber, constituted four groups of sintering mechanisms, replaced into coal, sintering respectively and feed intake, made production process more steady.

Among Fig. 1, be provided with carbon assembling bin 14 and blowing storehouse 16 in the bottom of the pit kiln 8 of said structure form, carbon assembling bin 14 and blowing storehouse 16 are funnel-form, and two storehouse end openings are equipped with the following

lid

15,17 that opens and closes by oil cylinder control respectively.The upper brim of carbon assembling bin 14 is along the following bottom perimeter of airtight sealing-in at pit kiln 8; The sealing-in cover plate 18 suitable for reading in blowing storehouse 16, the end mouth of central opening on the cover plate 18 and carbon assembling bin 14 connects.The following lid 17 of the following lid 15 of buckle closure carbon assembling bin 14 end openings and buckle closure blowing storehouse 16 end openings all is to join by pivoted arm and piston rod at the hydraulic ram of bulkhead external stability, with the controlled action of the keying that realizes down lid.Its concrete structure and connection can be adopted the following lid structure that roughly the same adds feed bin 4 with control mode and be connected and control mode.

The oil cylinder control of the switching motion between storehouse lid of being correlated with in the utility model and storehouse lid and storehouse lid and the holder coal seam floor, all be electric and hydraulic interlocking control by magnetic valve, can not open simultaneously to guarantee region of interest, stop mutual air-flow and communicate, thereby guaranteed carrying out smoothly of safety in production.

Claims

1, a kind of tobacco powder coal transformation feeding device of producer gas generator, it is characterized in that this device accepted from top to bottom, successively and formed by add feed bin (4), pit kiln (8), carbon assembling bin (14) and blowing storehouse (16) with upper and lower lid, the end opening place is provided with the ring flange that is connected with the producer gas generator opening for feed in blowing storehouse (16).

2,1 described tobacco powder coal transformation feeding device as requested is characterized in that described pit kiln (8) is to be provided with combustion chamber (10) in coking chamber (9) both sides, and the top of coking chamber (9) is provided with opening, connects with the end opening that adds feed bin; The bottom surface opening of coking chamber (9), be connected with holder coal seam floor (12), the bottom surface, both ends of holder coal seam floor (12) has deep-slotted chip breaker, and the top of the piston rod of affixed two push action cylinders (13) is supported on respectively in the bottom surface deep-slotted chip breaker of holder coal seam floor (12) end on the furnace wall.

3,3 described tobacco powder coal transformation feeding devices as requested is characterized in that described coking chamber (9) is upright flat-square shaped shape, the inclined-plane of two axial narrow sides for extending out downwards; On mouth both sides, the top on coking chamber top push action cylinder (6) is housed respectively, the piston rod of oil cylinder stretches into coking chamber, and its end connects push pedal (7).

4,2 or 3 described tobacco powder coal transformation feeding devices as requested is characterized in that being provided with at least four coking chambers (9) in pit kiln (8), combustion chamber (10) are staggered with coking chamber (9); One group of two adjacent coking chamber, top be totally one top mouthful, and each mouthful top, top all connects one and adds feed bin (4).

5,1 described tobacco powder coal transformation feeding device as requested is characterized in that described carbon assembling bin (14) and blowing storehouse (16) are funnel-form, and two storehouse end openings are equipped with the following lid that opens and closes by oil cylinder control respectively; The upper brim of carbon assembling bin (14) is along the following bottom perimeter of airtight sealing-in at pit kiln (8), the sealing-in cover plate suitable for reading (18) of blowing storehouse (16), and the end mouth of central opening on the cover plate (18) and carbon assembling bin (14) connects.