CN204513413U - Sludge incinerator feed arrangement and there is the incinerator system of this feed arrangement - Google Patents
Sludge incinerator feed arrangement and there is the incinerator system of this feed arrangement Download PDFInfo
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- CN204513413U CN204513413U CN201420845723.7U CN201420845723U CN204513413U CN 204513413 U CN204513413 U CN 204513413U CN 201420845723 U CN201420845723 U CN 201420845723U CN 204513413 U CN204513413 U CN 204513413U
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- double helix
- feed arrangement
- solid waste
- charger
- charging aperture
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Abstract
The utility model provides a kind of sludge incinerator feed arrangement and has the incinerator system of this feed arrangement, and its feed arrangement comprises: feed hopper (23), push-pull valve (24) and double helix charger (25); Described feed hopper (23) top is respectively equipped with the first charging aperture (231) and the second charging aperture (232), and the below of described feed hopper (23) is provided with discharging opening (233); Described discharging opening (233) is connected with the first solid waste charging aperture (251) on double helix charger (25) by push-pull valve (24), described double helix charger (25) is also provided with the second feeding-in solid body mouth (252), be provided with double-screw shaft (254) and double helix blade (255) in described double helix charger (25), described double-screw shaft (254) is arranged in double helix blade (255).
Description
Technical field
The utility model relates to sludge incineration field, is specifically related to a kind of sludge incinerator feed arrangement and has the incinerator system of this feed arrangement.
Background technology
Along with the urbanization process of China is accelerated and industrially to develop rapidly, the discharge capacity of urban industry waste water and sanitary sewage is increasing.The Eleventh Five-Year Plan period wastewater treatment in China ability progressively improves, and by by the end of September, 2011, national urban wastewater treatment amount has reached 1.36 billion cubic meters/sky, and therefore the year generation of wet mud (moisture content 80%) also breaks through 3,480 ten thousand tons.And the sludge treatment facilities that sewage treatment plant produces builds wretched insufficiency, wherein the wet mud of 80% is not dealt carefully with, and the mud safe disposal rate in the whole nation is less than 10%." 12 " planning point out to push energy-saving and emission-reduction to new starting point and draft by accumulative to 4 of total emissions of major pollutants index CODs (COD), sulfur dioxide (SO2), ammonia oxygen, nitrogen oxide fall on a year-on-year basis 10% and moisture percentage in sewage sludge be reduced to 60%.
At present, the technique that then sludge drying burns has become the main technique of developed country's lignin-sludge, simultaneously the main development direction of Ye Shi China specific resistance to filtration.And sludge incineration is important step and the key technology of sludge treatment, conventional sludge incineration technology mainly contains multiple hearth furnace incineration technology, fluidized bed incinerator incineration technology and technology using rotary kiln.The conventional feeds method of these burning facilities generally has belt transport, screw rod pumping and truck tank car etc., and is the feeding manner of single material, lacks the Study and appliance for the charging of many material combinations.Along with the increase of mud handling capacity, the diversification of refuse process and synthesization, and the further raising that processing horizontal requires, above-mentioned traditional feed arrangement cannot meet the requirement that the charging simultaneously of many materials is burned, in course of conveying, be also difficult to merge the stirring of various solid waste, break up, batch mixing or shunting etc. dispose needed for technological requirement, the current requirement for aspects such as Automated condtrol, security and sealings can not be adapted to.
Utility model content
Technical problem to be solved in the utility model is, provide a kind of sludge incinerator feed arrangement for the deficiencies in the prior art and have the incinerator system of this feed arrangement, mix many kinds of solids waste material, stir and carry, Treatment of Sludge efficiency is high.
Technical problem to be solved in the utility model is achieved by the following technical solution:
A kind of sludge incinerator feed arrangement, comprising: feed hopper, push-pull valve and double helix charger; Be respectively equipped with the first charging aperture and the second charging aperture above described feed hopper, the below of described feed hopper is provided with discharging opening; Described discharging opening is connected with the first solid waste charging aperture on double helix charger by push-pull valve, is provided with double-screw shaft and double helix blade in described double helix charger, and described double-screw shaft is arranged in double helix blade; Described double helix charger is also provided with the second feeding-in solid body mouth.
Better, the top of described feed hopper is also provided with steam inlet, foul smell interface, blow vent, level-sensing device interface and normal pressure maintenance hand hole.
Better, the side of described feed hopper is provided with thermometer installing port.
Better, described push-pull valve adopts electric device or pneumatic means to drive.
Better, described double helix charger also comprises: the second solid waste charging aperture, cooling entrance, reducing motor, travelling gear, described reducing motor drives double-screw shaft to rotate by conventional gears, makes double helix blade rotary.
Better, described double helix charger adopts air-cooled or water-cooling pattern cooling.
Better, described double helix charger bottom surface and horizontal bottom are 1.5 ° of angles.
The utility model also provides a kind of incinerator system, comprise: solid waste elevator, waste crusher, solid waste conveyor screw, solid waste delivery pump, flowmeter, burn kiln and above-mentioned sludge incinerator feed arrangement, described solid waste elevator is connected with the first charging aperture, described waste crusher is connected with the second charging aperture by solid waste conveyor screw, described solid waste delivery pump is connected with the second solid waste charging aperture of described double helix charger by flowmeter, the double helix discharging opening of double helix charger is connected with burning kiln.
The beneficial effects of the utility model are:
1, achieve three kinds (or more) combined feed of solid waste, and can mix three kinds of solid waste, stir and carry simultaneously, do not need to increase extra agitating device, cost be low, high financial profit, and automaticity is high.
2, solid waste is combined into above hopper and arranges steam inlet, side is provided with thermometer, the top of double helix charger arranges cooling air inlet, and the valve of steam inlet line and temperature are carried out chain, so that timely uperize and cooling air are put out a fire when burning kiln temperature and raising, prevent dangerous generation.
Below in conjunction with the drawings and specific embodiments, the technical solution of the utility model is described in detail.
Accompanying drawing explanation
Fig. 1 is the utility model sludge incinerator feed arrangement structural representation;
Fig. 2 A-Fig. 2 C is the structural representation of feed hopper in the utility model sludge incinerator feed arrangement;
Fig. 3 A-Fig. 3 C is the structural representation of double helix charger in the utility model sludge incinerator feed arrangement;
Fig. 4 is the structural representation of the utility model incinerator system.
Description of reference numerals:
23: feed hopper
231: the first charging apertures;
232: the second charging apertures;
233: discharging opening;
234: steam inlet;
235: foul smell discharges interface;
236: blow vent;
237: level-sensing device interface;
238: thermometer installing port;
239: normal pressure maintenance hand hole;
24: push-pull valve;
25: double helix charger;
250: casing;
251: the first solid waste charging apertures;
252: the second solid waste charging apertures;
253: cooling medium entrance;
254: double-screw shaft;
255: double helix blade;
256: reducing motor;
257: travelling gear;
258: double helix discharging opening
18: solid waste elevator;
19: waste crusher;
20: solid waste conveying double helix;
21: solid waste delivery pump;
22: flowmeter;
23: solid waste feed hopper;
26: solid waste incineration kiln.
Detailed description of the invention
Below in conjunction with drawings and Examples, the technical solution of the utility model is described in further detail.
As shown in Figure 1, the utility model provides a kind of sludge incinerator feed arrangement, comprising: feed hopper 23, push-pull valve 24 and double helix charger 25; Wherein, described push-pull valve 24 can adopt electric device or pneumatic means, facilitates maintenance repair and the maintenance of double helix charger, and controls sensitive.
Please refer to Fig. 2 A-Fig. 2 B, Fig. 2 A is the front view of feed hopper in the utility model sludge incinerator feed arrangement, and Fig. 2 B is the top view of feed hopper in the utility model sludge incinerator feed arrangement; Fig. 2 C is the side view of feed hopper in the utility model sludge incinerator feed arrangement, as shown in Fig. 2 A-Fig. 2 B, feed hopper 23 adopts down the tapered design in side, and be respectively equipped with the first charging aperture 231 and the second charging aperture 232 above it, the below of described feed hopper 23 is provided with discharging opening 233; Described discharging opening 233 is connected with the first solid waste charging aperture 251 on double helix charger 25 by push-pull valve 24, please refer to shown in Fig. 3 A-Fig. 3 C, be provided with double-screw shaft 254 and double helix blade 255 in described double helix charger 25, described double-screw shaft 254 is arranged in double helix blade 255.The top of described feed hopper 23 is also provided with steam inlet 234, foul smell discharges interface 235, blow vent 236, level-sensing device interface 237 and normal pressure maintenance hand hole 239, the side of described feed hopper 23 is provided with thermometer installing port 238, and the valve (not shown) of steam inlet 234 pipeline and temperature are carried out chain, that is, when temperature exceedes setting numerical value, namely valve is opened, uperize; When temperature drops to below setting numerical value, namely valve closes, so that timely uperize and cooling air are put out a fire when burning kiln temperature and raising, prevents dangerous generation.Described steam inlet 234 pipeline is provided with the valve chain with thermometer, so that the temperature in Real-Time Monitoring hopper controlling, and sprays into steam in overtemperature situation, can effectively prevent from burning kiln generation tempering; Foul smell discharge interface 235 is evacuated in time for the foul smell in feed hopper and processes in addition, and described level-sensing device interface 237 is provided with liquid level gauge (not shown), and described liquid level gauge can be monitored the material level in hopper in time and control.
In the utility model, feed hopper 23 arranges two charging apertures, but is not restricted to two charging apertures, and those of ordinary skill in the art can establish multiple solid waste charging aperture according to solid waste kind.
Please refer to Fig. 3 A-Fig. 3 C, Fig. 3 A is double helix charger front view in the utility model sludge incinerator feed arrangement; Fig. 3 B is double helix charger top view in the utility model sludge incinerator feed arrangement; Fig. 3 C is the side view of double helix charger in the utility model sludge incinerator feed arrangement, as shown in figs. 3 a-3 c, described double helix charger 25 can adopt air-cooled or water-cooling pattern, it comprises: the second solid waste charging aperture 252, cooling medium entrance 253, reducing motor 256, travelling gear 257, described reducing motor 256 drives double-screw shaft 254 to rotate by conventional gears 257, and double helix blade 255 is rotated; The double helix discharging opening 258 of double helix charger 25 is connected with burning kiln 26 by flange connector, and the good seal performance of Flange joint is not high to the required precision of casing 250, and installation and removal are convenient, save processing cost.Combined feed is carried out to dry various solid wastes, and can mix various materials, stir and carry.Wherein, the second solid waste charging aperture 252 tilts to install to described double helix discharging opening 258 in 45 ° with housing 250.Because the temperature of burning in kiln 26 is about 850 DEG C ~ 950 DEG C, for the casing 250 and helical blade 255 that prevent double helix charger 25 at high temperature damage, double helix charger 25 adopts air cooling equipment, therefore above casing 250, is provided with a cooling medium entrance 253.
In addition, the housing 250 of double helix charger 25 is U-shaped housing, and the part that is connected with burning kiln 26 can adopt high-strength refractory material housing end; Described double helix charger 25 bottom surface and horizontal bottom are 1.5 ° of angles.
When stopping in equipment fault to double helix charger 25 conveying solid substance discarded object, high-temperature flue gas in burning kiln 26 or flare very easily oppositely enter in double helix charger 25, cause material tempering spontaneous combustion and damage double helix charger 25, a cooling medium entrance 253 is set on casing 250 for this reason, dewatered sludge (solid waste) feed hopper 23 is provided with a steam inlet 234 and thermometer installing port 238, and steam inlet line valve and thermometer carry out chain, when solid waste stops charging, steam is sprayed into immediately to feed hopper 23, open ventilation unit simultaneously, ventilate in double helix charger 25, its pressure is made to be greater than the pressure burned in kiln 26, high-temperature flue gas or flare is stoped oppositely to enter in double helix charger 25, thus helical blade 255 and casing 250 are played a protective role.
As shown in Figure 4, the utility model also provides a kind of incinerator system, comprise: solid waste elevator 18, waste crusher 19, solid waste conveyor screw 20, solid waste delivery pump 21, flowmeter 22, burn kiln 26 and above-mentioned sludge incinerator feed arrangement, described solid waste elevator 18 is connected with the first charging aperture 231, described waste crusher 19 is connected with the second charging aperture 232 by solid waste conveyor screw 20, described solid waste delivery pump 21 is connected with the second solid waste charging aperture 252 of described double helix charger 25 by flowmeter 22, the double helix discharging opening 258 of double helix charger 25 is connected with burning kiln 26.
Double helix charger 25 has the function of blocks of solid discarded object fragmentation, after bulk solid discarded object enters double helix charger 25, under the effect of helical blade 255, the power that is squeezed and shear stress are broken into the little block solid waste being applicable to conveying, the feed status of solid waste in double helix charger 25 is made to keep stability and continuity, serve stirring action, not easily reunite, prevent the generation of clogging to greatest extent.
Consider that the object of helical feed solid waste produces axially-movable, the degree increase of tangential motion can make the transfer efficiency of conveying worm reduce, simultaneously in order to reduce the resistance of conveying worm axially-movable, case inside wall is ensured certain roughness by us, and housing bottom reduces its coefficient of friction as far as possible, ensure burning disposal in mixed solid waste mixture smooth delivery of power to burning kiln 26.In addition, the installation gradient of DWG 25 is 1.5 °, not only can adapt to the needs at Rotation error inclination angle, can also obtain larger axial motive force and axial velocity, and is conducive to eliminating pack completeness change to the impact of helical axis distortion.
As mentioned above; embodiment of the present utility model is explained; obviously, as long as do not depart from fact utility model of the present utility model point and effect, will be readily apparent to persons skilled in the art distortion, is also all included within protection domain of the present utility model.
Claims (8)
1. a sludge incinerator feed arrangement, is characterized in that, comprising: feed hopper (23), push-pull valve (24) and double helix charger (25); Described feed hopper (23) top is respectively equipped with the first charging aperture (231) and the second charging aperture (232), and the below of described feed hopper (23) is provided with discharging opening (233); Described discharging opening (233) is connected with the first solid waste charging aperture (251) on double helix charger (25) by push-pull valve (24), be provided with double-screw shaft (254) and double helix blade (255) in described double helix charger (25), described double-screw shaft (254) is arranged in double helix blade (255);
Described double helix charger (25) is also provided with the second feeding-in solid body mouth (252).
2. sludge incinerator feed arrangement as claimed in claim 1, it is characterized in that, the top of described feed hopper (23) is also provided with steam inlet (234), foul smell discharges interface (235), blow vent (236), level-sensing device interface (237) and normal pressure maintenance hand hole (239).
3. sludge incinerator feed arrangement as claimed in claim 1, it is characterized in that, the side of described feed hopper (23) is provided with thermometer installing port (238).
4. sludge incinerator feed arrangement as claimed in claim 1, is characterized in that, described push-pull valve (24) adopts electric device or pneumatic means to drive.
5. sludge incinerator feed arrangement as claimed in claim 1, it is characterized in that, described double helix charger (25) also comprises: cooling medium entrance (253), reducing motor (256), travelling gear (257), described reducing motor (256) drives double-screw shaft (254) to rotate by conventional gears (257), and double helix blade (255) is rotated.
6. sludge incinerator feed arrangement as claimed in claim 1, is characterized in that, described double helix charger (25) adopts air-cooled or water-cooling pattern cooling.
7. sludge incinerator feed arrangement as claimed in claim 1, it is characterized in that, described double helix charger (25) bottom surface and horizontal bottom are 1.5 ° of angles.
8. an incinerator system, it is characterized in that, comprise: solid waste elevator (18), waste crusher (19), solid waste conveyor screw (20), solid waste delivery pump (21), flowmeter (22), burn kiln (26) and the sludge incinerator feed arrangement described in any one of claim 1-6, described solid waste elevator (18) is connected with the first charging aperture (231), described waste crusher (19) is connected with the second charging aperture (232) by solid waste conveyor screw (20), described solid waste delivery pump (21) is connected with the second solid waste charging aperture (252) of described double helix charger (25) by flowmeter (22), the double helix discharging opening (258) of double helix charger (25) is connected with burning kiln (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420845723.7U CN204513413U (en) | 2014-12-26 | 2014-12-26 | Sludge incinerator feed arrangement and there is the incinerator system of this feed arrangement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420845723.7U CN204513413U (en) | 2014-12-26 | 2014-12-26 | Sludge incinerator feed arrangement and there is the incinerator system of this feed arrangement |
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| Publication Number | Publication Date |
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| CN204513413U true CN204513413U (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420845723.7U Active CN204513413U (en) | 2014-12-26 | 2014-12-26 | Sludge incinerator feed arrangement and there is the incinerator system of this feed arrangement |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104534483A (en) * | 2014-12-26 | 2015-04-22 | 北京京城环保股份有限公司 | Sludge incinerator feeding device and incinerator system with same |
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2014
- 2014-12-26 CN CN201420845723.7U patent/CN204513413U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104534483A (en) * | 2014-12-26 | 2015-04-22 | 北京京城环保股份有限公司 | Sludge incinerator feeding device and incinerator system with same |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |