CN2564885Y - Combustible refuse negative pressure pyrolising gasifying furnace - Google Patents

Abstract

The utility model provides a combustible refuse negative-pressure pyrolysing and gasifying furnace which relates to an environment protecting device, and is mainly suitable for the gasifying treatment of combustible refuse. The utility model is formed by the sealing connection and assembly of a negative-pressure fan, a gas purifying assembly, a negative-pressure pyrolysing and gasifying assembly, a refuse deblocking assembly, a refuse compressing assembly, an inlet pipe of the fan, an inlet pipe of the purifying assembly and a refuse pressing block. The utility model adopts a negative-pressure pyrolysing and gasifying principle to gasify combustible refuse with high water content under the condition of air shortage and has the characteristics of novel and reasonable structural design, safe and reliable operation, low operating cost, high purity and burning value of combustible gas, obvious environmental protection and strong adaptability.

Description

Negative-pressure thermal cracking and gasifying furnace for treating inflammable garbage

Technical field

The invention relates to environmental protection equipment, mainly is suitable for the harmless treatment of combustiblerefuse in the city, and can produce its fuel gas byproduct, and the energy is provided.

Background technology

In the city, especially in the megalopolis, all to produce the municipal refuse on flood tide ground every day, become one of the emphasis of urban environmental protection work and difficult point.The most cities of China are that rubbish is delivered to wilderness, suburb, or loose and unload, or landfill, will become public hazards after for many years.In these municipal refuses, is no lack of combustible garbage.At present, eliminate at developed country's stoker fired grate incineration treatment of garbage stoves such as the U.S., Japan, the substitute is with the fluid bed is the incineration treatment technology and the product of representative, these refuse gasification boilers are to come disposal of refuse with sand, oxygen and liquefied gas, operating cost height, gasification temperature low (having only 500-600 ℃) are its outstanding shortcomings, and the gasification furnace incompatibility is handled the high water content combustiblerefuse of China.

Summary of the invention

The purpose of the invention is exactly at the high water content combustiblerefuse in China city problem in need of immediate treatment; technological deficiency and deficiency in conjunction with the existence of external sulfuration bed class refuse gasification boiler; design a kind of negative-pressure thermal cracking and gasifying furnace for treating inflammable garbage; make it can fully adapt to the gasification process of the high water content combustiblerefuse of China; and the imflammable gas byproduct is provided, reach reduce operating cost, effectively protect environment, make full use of the energy, improve the purpose of garbage disposal quality.

The basic design of the invention is, negative-pressure thermal cracking and gasifying furnace for treating inflammable garbage by negative-pressure air fan, gas-purification assembly, negative pressure pyrolytic gasification assembly, rubbish separate block assembly, rubbish compression assembly and fans entrance pipe, purify the assembly inlet tube, rubbish briquetting seal assembly constitutes through the assembling that is tightly connected; Its rubbish compression assembly be by compression assembly casing, admittedly fit over main hydraulic cylinder on the compression assembly wall box and side hydraulic cylinder and hinge the door closure hydraulic cylinder, constitute with the door closure assembling that has the door closure lock; Casing top installs motor deblocking, by shaft coupling motor is connected with the helical axis that deblocks that is being equipped with the screw blade that deblocks, constitute rubbish and separate block assembly, negative pressure pyrolytic gasification assembly is made of water jacket, water tank and grate, water seal dish, driven gear and the carriage chassis, support roller, driving gear, the decelerator motor that are configured in the water-jacket space; The gas-purification assembly comprises by the purification main box of connecting tube sealing serial connection and purifies auxiliary box body, purifying equipped gas-vapor mix lumen, water inlet pipe, nozzle, filter and filter liquide on the main box, equipped assembly blast pipe and the filter liquide of purifying constitutes the gas-purification assembly in purifying auxiliary box body.

Negative pressure pyrolysis principle is adopted in the invention, make the combustiblerefuse pyrolytic gasification of high-moisture percentage, have the structural design novelty, safe and reliable to operation, operating cost is cheap, the fuel gas that produces is pure and combustion value height, the outstanding characteristics of environment protecting, especially be fit to the combustiblerefuse use that China handles high-moisture percentage, adaptability is strong.

Description of drawings

Fig. 1 is the overall assembly structure schematic diagram of negative-pressure thermal cracking and gasifying furnace for treating inflammable garbage;

Fig. 2 is a rubbish compression assembly structure schematic diagram;

Fig. 3 is the left view of Fig. 2;

Fig. 4 is the structural representation that negative pressure pyrolytic gasification assembly and rubbish are separated block assembly assembly relation and two assemblies;

Fig. 5 is a gas-purification assembly structure schematic diagram.

Piece number explanation among the figure:

1, negative-pressure air fan, 2, the fans entrance pipe, 3, the gas-purification assembly, 4, purify the assembly inlet tube, 5, negative pressure pyrolytic gasification assembly, 6, rubbish is separated block assembly, 7, rubbish briquetting seal assembly, 8, compression assembly door closure hydraulic cylinder, 9, rubbish compression assembly, 10, compression assembly main hydraulic cylinder, 11, compression assembly casing, 12, compression assembly side hydraulic cylinder, 13, compression assembly door closure lock, 14, the compression spring, 15, hinge, 16, the cylinder rod hinge, 17, the door closure hinge, 18, door closure, 19, water tank, 20, gas outlet, 21, water jacket, 22, grate, 23, the water seal dish, 24, support roller, 25, the carriage chassis, 26, driving gear, 27, the decelerator motor, 28, driven gear, 29, casing deblocks, 30, screw blade deblocks, 31, helical axis deblocks, 32, shaft coupling, 33, motor, 34, connecting tube, 35, water inlet pipe, 36, nozzle, 37, the gas-vapor mix lumen, 38, purify main box, 39, filter, 40, filter liquide, 41, purify auxiliary box body, 42, purify the assembly blast pipe.

The specific embodiment

Below in conjunction with accompanying drawing the invention optimum implementation is described in detail.Negative-pressure thermal cracking and gasifying furnace for treating inflammable garbage is separated block assembly 6, rubbish briquetting seal assembly 7 and 9 assemblings of rubbish compression assembly by negative-pressure air fan 1, fans entrance pipe 2, gas-purification assembly 3, purification assembly inlet tube 4, negative pressure pyrolytic gasification assembly 5, rubbish and is constituted; The two ends of its rubbish briquetting seal assembly 7 separate block assembly 6 with rubbish respectively and 9 sealings of rubbish compression assembly are affixed, and with its connection; Rubbish is separated block assembly 6 integral sealings and is fitted over negative pressure pyrolytic gasification assembly 5 upper ends admittedly, and two inner chambers communicate; Install purification assembly inlet tube 4 in the sealing of gas outlet 20 places of negative pressure pyrolytic gasification assembly 5 upper lateral parts, the other end that purifies assembly inlet tube 4 is communicated with 3 sealings of gas-purification assembly; Fans entrance pipe 2 is configured between negative-pressure air fan 1 and the gas-purification assembly 3, its two ends respectively with negative-pressure air fan 1 and gas-purification assembly 3 sealing and fixing, with the two connection.Rubbish compression assembly 9 structures are: installing respectively on the two side of compression assembly casing 11 and coincide with rubbish briquetting seal assembly 7 axis directions and the compression assembly main hydraulic cylinder 10 and the compression assembly side hydraulic cylinder 12 of vertical angle configuration; Sidepiece utilizes hinge 15 to be hinged to install compression assembly door closure hydraulic cylinders 8 above compression assembly casing 11, and the front end of its cylinder rod is hinged with the door closure 18 that is installed on the compression assembly casing 11 of being hinged by door closure hinge 17 by cylinder rod hinge 16; Be provided with the compression assembly door closure lock 13 by compression spring 14 location on door closure 18 upper surfaces, this compression assembly door closure lock 13 matches with compression assembly casing 11 can be locked with door closure 18.Rubbish is separated block assembly 6 and constituted and be: install motor 33 in casing 29 upper ends of deblocking, utilize shaft coupling 32 that motor 33 is connected with the helical axis 31 that deblocks in being configured in casing 29 chambeies of deblocking, the screw blade 30 that deblocks is installed on the helical axis 31 that deblocks.Negative pressure pyrolytic gasification assembly 5 integral body are contained by water jacket 21, and its top is provided with the water tank 19 that communicates with water jacket, and upper lateral part has gas outlet 20; Grate 22 is configured in bottom in water jacket 21 chambeies, and installs with water seal dish 23 and driven gear 28; Installing the decelerator motor 27 and the support roller 24 that have driving gear 26 on carriage chassis 25, its driving gear 26 often meshes with driven gear 28, and water seal dish 23 bottom surfaces are supported in support roller 24 contacts.Gas-purification assembly 3 constitutes through connecting tube 34 sealing serial connections by purifying main box 38 and purifying auxiliary box body 41, gas-vapor mix lumen 37 and filter 39 are configured in and purify in the main box 38, the lower port of its gas-vapor mix lumen 37 and filter 39 overlap, upper port is positioned at outside, purification main box 38 upper ends and is communicated with water inlet pipe 35, nozzle 36 is sleeved on water inlet pipe 35 ends and is positioned at gas-vapor mix lumen 37, and the purification assembly blast pipe 42 that is communicated with connecting tube 34 is configured in and purifies in the auxiliary box body 41; Be marked with filter liquide 40 in the major and minor casing 38,41 of purification below filter 39 and purification auxiliary box body 41.

When operation is used, with in advance through the combustiblerefuse after the break process in conveying equipment is sent into the compression assembly casing 11 of rubbish compression assembly 9, drive in door closures 18 compression box rubbish and utilize door closure lock 13 that door closure 18 is locked on casing 11 by compression assembly door closure hydraulic cylinder 8, behind the compression assembly side hydraulic cylinder 12 transverse compression casings 11 interior rubbish, compression assembly main hydraulic cylinder 10 is compression casing 11 interior rubbish vertically, and the rubbish that will be compressed into piece pushes in the rubbish briquetting seal assembly 7, sealing in the whole gasification furnace chamber; Continuously entering the piece rubbish that rubbish separates in the block assembly 6 from rubbish briquetting seal assembly 7 pulverizes under screw blade 30 effects of deblocking of rotation, fall in the water jacket 21 of negative pressure pyrolytic gasification assembly 5, grate 22 tops, under high-temperature grate 22 effects of lighting heating with coal, under anoxia condition, continuously incineration firing is also gasified, solid refuse is discharged by grate 22 bottoms, the fuel gas that produces is under negative-pressure air fan 1 attracts, through gas outlet 20, purify assembly inlet tube 4 and enter gas-vapor mix lumen 37, again through nozzle 36 water sprays, filter liquide 40 and filter 39, connecting tube 34, purify assembly blast pipe 42, filter liquide 40, fans entrance pipe 2, negative-pressure air fan 1 is sent in the hold-up tank, or supply cooking stove user, or machine adds with heat.

Claims (5)

1, a kind of negative-pressure thermal cracking and gasifying furnace for treating inflammable garbage, it is characterized in that this stove by negative-pressure air fan (1), fans entrance pipe (2), gas-purification assembly (3), purify assembly inlet tube (4), negative pressure pyrolytic gasification assembly (5), rubbish and separate block assembly (6), rubbish briquetting seal assembly (7) and rubbish compression assembly (9) assembling formation; The two ends of its rubbish briquetting seal assembly (7) separate block assembly (6) with rubbish respectively and rubbish compression assembly (9) sealing is affixed, and with its connection; Rubbish is separated block assembly (6) integral sealing and is fitted over negative pressure pyrolytic gasification assembly (5) upper end admittedly, and two inner chambers communicate; Locate sealing at the gas outlet (20) of negative pressure pyrolytic gasification assembly (5) upper lateral part and install purification assembly inlet tube (4), the other end that purifies assembly inlet tube (4) is communicated with gas-purification assembly (3) sealing; Fans entrance pipe (2) is configured between negative-pressure air fan (1) and the gas-purification assembly (3), its two ends respectively with negative-pressure air fan (1) and gas-purification assembly (3) sealing and fixing, with the two connection.

2, negative-pressure thermal cracking and gasifying furnace for treating inflammable garbage according to claim 1 is characterized in that rubbish compression assembly (9) structure is: installing respectively on the two side of compression assembly casing (11) and coincide with rubbish briquetting seal assembly (7) axis direction and the compression assembly main hydraulic cylinder (10) of vertical angle configuration and compress assembly side hydraulic cylinder (12); Sidepiece utilizes hinge (15) to be hinged compression assembly door closure hydraulic cylinder (8) is installed above compression assembly casing (11), and the front end of its cylinder rod is hinged with the door closure (18) that is installed on the compression assembly casing (11) by door closure hinge (17) hinge by cylinder rod hinge (16); Be provided with the compression assembly door closure lock (13) by compression spring (14) location on door closure (18) upper surface, this compression assembly door closure lock (13) matches with compression assembly casing (11) can be locked with door closure (18).

3, negative-pressure thermal cracking and gasifying furnace for treating inflammable garbage according to claim 1, it is characterized in that rubbish separates block assembly (6) and constitute and to be: install motor (33) in the casing that deblocks (29) upper end, utilize shaft coupling (32) that motor (33) is connected with the helical axis that deblocks (31) in being configured in the casing that deblocks (29) chamber, the screw blade that deblocks (30) is installed on the helical axis that deblocks (31).

4, negative-pressure thermal cracking and gasifying furnace for treating inflammable garbage according to claim 1 is characterized in that negative pressure pyrolytic gasification assembly (5) integral body is contained by water jacket (21), and its top is provided with the water tank (19) that communicates with water jacket, and upper lateral part has gas outlet (20); Grate (22) is configured in bottom in water jacket (21) chamber, and installs with water seal dish (23) and driven gear (28); On carriage chassis (25), installing the decelerator motor (27) and the support roller (24) that have driving gear (26), its driving gear (26) and the normal engagement of driven gear (28), water seal dish (23) bottom surface is supported in support roller (24) contact.

5, negative-pressure thermal cracking and gasifying furnace for treating inflammable garbage according to claim 1, it is characterized in that gas-purification assembly (3) constitutes through connecting tube (34) sealing serial connection by purifying main box (38) and purifying auxiliary box body (41), gas-vapor mix lumen (37) and filter (39) are configured in and purify in the main box (38), the lower port of its gas-vapor mix lumen (37) and filter (39) overlap, the outside was communicated with water inlet pipe (35) on upper port was positioned at and purifies main box (38), nozzle (36) is sleeved on water inlet pipe (35) end and is positioned at gas-vapor mix lumen (37), and the purification assembly blast pipe (42) that is communicated with connecting tube (34) is configured in and purifies in the auxiliary box body (41); Be marked with filter liquide (40) in the major and minor casing of purification (38) below filter (39) and purification auxiliary box body (41), (41).

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