CN104136382B - Sludge treatment device - Google Patents
Sludge treatment device Download PDFInfo
- Publication number
- CN104136382B CN104136382B CN201380011151.0A CN201380011151A CN104136382B CN 104136382 B CN104136382 B CN 104136382B CN 201380011151 A CN201380011151 A CN 201380011151A CN 104136382 B CN104136382 B CN 104136382B
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- China
- Prior art keywords
- sewage
- sludge
- water
- bin
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000010802 sludge Substances 0.000 title claims abstract description 265
- 238000011282 treatment Methods 0.000 title claims abstract description 48
- 239000010865 sewage Substances 0.000 claims abstract description 230
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 156
- 239000007921 spray Substances 0.000 claims abstract description 35
- 239000004568 cement Substances 0.000 claims abstract description 33
- 238000003860 storage Methods 0.000 claims abstract description 18
- 238000011084 recovery Methods 0.000 claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 claims abstract description 5
- 230000008014 freezing Effects 0.000 claims description 5
- 238000007710 freezing Methods 0.000 claims description 5
- 238000001035 drying Methods 0.000 description 26
- 238000004140 cleaning Methods 0.000 description 16
- 239000002994 raw material Substances 0.000 description 15
- 239000010801 sewage sludge Substances 0.000 description 12
- 238000000034 method Methods 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000007799 cork Substances 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- 239000002912 waste gas Substances 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000002203 pretreatment Methods 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/06—Treatment of sludge; Devices therefor by oxidation
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B7/00—Hydraulic cements
- C04B7/24—Cements from oil shales, residues or waste other than slag
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
Abstract
The invention provides a kind of sludge treatment device, sewage can be sprayed equably to the water-containing sludge be deposited in sludge bin.Sludge treatment device (1) possesses the sewage recovering mechanism (4) be made up of sewage withdrawing can (3) and sewage loopback pipe (7), sewage (6) when sewage withdrawing can (3) recovery is cleaned the pipe arrangement in the sludge bin (2) of the water-containing sludge (5) that storage is come from sewage work's carrying by truck (8) or sludge treatment device (1), sewage loopback pipe (7) carries sewage from this sewage withdrawing can (3) to sludge bin (2), and, sludge treatment device (1) is processed the water-containing sludge (5) be stored in sludge bin (2) by cement manufacturing process (13), wherein, the spray section (7a) of sludge bin (2) side of sewage loopback pipe (7) is disposed in the top of the lowering position being dropped into water-containing sludge (5) by truck (8) in sludge bin (2), to spray sewage (6) to the top (5a) of the water-containing sludge (5) be deposited in sludge bin (2).
Description
Technical field
The present invention relates to a kind of for the sewage sludge etc. of discharging from sewage work is put into cement kiln to realize the sludge treatment device of cement raw material.
Its content based on the Japanese publication 2012-042786 CLAIM OF PRIORITY of on February 29th, 2012 in Japanese publication, and is applied at this by the application.
Background technology
In recent years, as the sludge treatment of the sewage sludge of discharging from sewage work etc., propose by injecting directly to Cement clinker buring stove the technology that Sewage mud cake realizes cement raw material, and make this technical application.This technology is by being moved into the processed sewage dewatering sludge (water-containing sludge) for moisture about 80% by truck (lorry) etc., and directly put in the cement kiln as Cement clinker buring stove with pressure pump, by heat, thus make moisture and combustiblecomponents evaporate and burn, make the ash of mineral-type composition and cement raw material together sinter grog as cement semi-finished product into.
This treatment technology realizes cement raw material due to the part by the ash of the mineral-type composition in described sewage dewatering sludge being used as raw clay, does not therefore generate secondary waste thing completely.Therefore, this cement raw material technology can be described as the treatment technology of excellence in environmental protection.
And, this treatment technology such as proposes a kind of sludge treatment device in following patent documentation 1, this sludge treatment device possesses sewage recovering mechanism, described sewage recovering mechanism reclaims sewage when cleaning the sludge bin storing water-containing sludge or the pipe arrangement that is connected with sludge bin and is recycled to sludge bin, and this sewage recovering mechanism possesses: reclaim and store the sewage withdrawing can of described sewage; Connect the sewage loopback pipe of this sewage withdrawing can and described sludge bin; And be arranged at this sewage loopback pipe and the sewage in described sewage withdrawing can be recycled to the sewage loopback pump of described sludge bin, the described water-containing sludge be stored in described sludge bin is put in rotary kiln row relax of going forward side by side by described sludge treatment device.
In described sludge treatment device in the past, the described water-containing sludge come is stored in as the sludge bin of hold-up vessel, is transferred to the kiln tail of described rotary kiln from this sludge bin via described mud ingress pipe by pressure pump by truck from sewage work's carrying.
But, when by truck described water-containing sludge being dropped in described sludge bin and store, as shown in Figure 5, because the input port 9 all the time from the side of sludge bin 2 is dropped into, therefore cannot in this sludge bin 2, store water-containing sludge 5 equably and cause being deposited in described side.Now, following problem is there is: because the spray section 7a from described sewage withdrawing can to the sewage loopback pipe 7 of sludge bin 2 loopback sewage 6 is configured in the opposite side contrary with the described side of input port 9 as the water-containing sludge 5 being loaded into truck 8 of sludge bin 2 in sludge treatment device in the past, therefore sewage 6 does not mix with water-containing sludge 5, cause only having sewage 6 to accumulate in this opposite side, when water-containing sludge 5 is put in described rotary kiln, the water content of this water-containing sludge 5 produces deviation, when water content increases, the burden of this rotary kiln is caused to increase.
And, in the winter time or cold district use time, also there is following problem: the sewage 6 in described sewage withdrawing can freezes, described sewage withdrawing can and the described sewage loopback pump this sewage 6 is recycled in sludge bin 2 and described sewage loopback pipe etc. likely damaged because of described freezing of sewage.
Further, the pipe arrangement utilizing rinse water routine cleaning sludge bin 2 and be connected with sludge bin 2, and suitably carry out this cleaning.The sewage 6 of the rinse water now produced is recycled to sludge bin 2 via described sewage recovering mechanism, puts into afterwards in described rotary kiln and processes.But, owing to carrying the truck 8 after water-containing sludge 5 from sewage work after putting in sludge bin 2 by this water-containing sludge 5, directly output described sludge treatment device, therefore there is water-containing sludge 5 drying residuing in the load bed 8a of truck 8 and be adhered to this load bed 8a, or when other places cleaning load bed 8a, need the problem of carrying out this sewage disposal and so in addition.
Patent documentation
Patent documentation 1: Japanese Unexamined Patent Publication 2002-224692 publication publication (A)
Summary of the invention
The present invention completes in view of the foregoing, and its problem is to provide a kind of sludge treatment device that can spray sewage to the water-containing sludge be deposited in sludge bin equably.
In order to solve described problem, the present application has mode shown below.
(1) a kind of sludge treatment device, it possesses the sewage recovering mechanism be made up of sewage withdrawing can and sewage loopback pipe, sewage when described sewage withdrawing can recovery is cleaned the pipe arrangement in the sludge bin of the water-containing sludge that storage is come from sewage work's carrying by truck or sludge treatment device, described sewage loopback pipe is from this sewage withdrawing can to described sludge bin conveying sewage, and, described sludge treatment device is processed the described water-containing sludge be stored in described sludge bin by cement manufacturing process, the feature of described sludge treatment device is, the spray section of the described sludge bin side of described sewage loopback pipe is disposed in the top of being dropped into the lowering position of described water-containing sludge by described truck in described sludge bin, so that to the described water-containing sludge be deposited in described sludge bin top spray described in sewage.
(2) sludge treatment device according to described (1), it is characterized in that, be equipped with water route in pipe in the described spray section of described sewage loopback pipe along vertical, and be that level is equipped with baffle plate in the position be separated downwards from the bottom of this spray section.
(3) sludge treatment device according to described (1) or (2), is characterized in that, described sewage withdrawing can is provided with circulation device, and described circulation device makes stored described effluent cycle prevent from freezing.
(4) sludge treatment device according to any one of described (1) to (3), it is characterized in that, described sludge treatment device is equipped with flusher, described flusher, after putting in described sludge bin by described water-containing sludge, utilizes rinse water to clean described truck.
Invention effect
According to the mode (1) of described the present application to (4), when the sewage be recycled in sewage withdrawing can being sprayed onto in the sludge bin of piling up and having water-containing sludge, spray section due to the sludge bin side of sewage loopback pipe is disposed in the top of lowering position of being dropped into water-containing sludge by truck from the input port in this sludge bin, therefore, it is possible to from be piled into chevron described water-containing sludge top droop to spraying described sewage on the surface.Thereby, it is possible to prevent described sewage and described water-containing sludge to be stored with separate stage.
According to the mode (2) of described the present application, because the described spray section at described sewage loopback pipe is equipped with water route in pipe along vertical, and be that level is equipped with baffle plate in the position be separated from the bottom of this spray section, therefore, it is possible to described sewage is made to spread over the whole surface at described top to the foot of the hill from the described water-containing sludge being piled into chevron equably downwards.Its result, when being put in such as cement kiln by the described water-containing sludge be stored in described sludge bin, can drop into water content this water-containing sludge agonic, thus can alleviate the burden of described cement kiln.
According to the mode (3) of described the present application, stored described effluent cycle is made to prevent the circulation device freezed owing to being provided with at described sewage withdrawing can, even if therefore when described sludge treatment devices of middle use such as cold districts, also can prevent from causing described sewage withdrawing can because of described freezing of sewage and reclaiming the breakage of tank connected each pipe arrangement or pump etc. with this sewage.
According to the mode (4) of described the present application, owing to being equipped after described water-containing sludge is put in described sludge bin, rinse water is utilized to clean the flusher of described truck, therefore by this water-containing sludge be attached on the described truck after carrying described water-containing sludge is cleaned after putting in described sludge bin, can clean like a cork.Its result, can clean, and can clean by less rinse water before described water-containing sludge drying.
Further, the described sewage produced during by being recovered in cleaning is also delivered to described sewage withdrawing can, described sewage can be put in cement kiln row relax of going forward side by side.Thereby, it is possible to carry out the process of the described water-containing sludge residuing in described truck easily, and can environmental protection.
Accompanying drawing explanation
Fig. 1 is the Sketch figure of the embodiment that sludge treatment device involved in the present invention is shown.
Fig. 2 A illustrates an embodiment of sludge treatment device involved in the present invention, is the structure iron of the sludge bin housing apparatus in sewage sludge receiving equipment and sloptank.
Fig. 2 B illustrates an embodiment of sludge treatment device involved in the present invention, is the structure iron of the sludge bin housing apparatus in sloptank.
Fig. 3 is the vertical view of the mud receiving trap of Fig. 1, Fig. 2 A and Fig. 2 B.
Fig. 4 is the schematic diagram of the position of the spray section of this sludge bin side of sewage loopback pipe shown in the sludge bin of an embodiment of sludge treatment device involved in the present invention.
Fig. 5 is the schematic diagram of the position of the spray section of this sludge bin side of sewage loopback pipe shown in sludge bin in the past.
Embodiment
As shown in Figure 1, the sludge treatment device 1 of one embodiment of the present invention is roughly configured to be possessed: cement making equipment (cement manufacturing process) 13, its preheater 23 having dry-process rotory kiln 18 and cement raw material C is carried out to preheating; Sewage sludge receiving equipment 15, it receives the truck 8 from sewage work's carrying water-containing sludge 5; Flusher 11, it is disposed in this sewage sludge receiving equipment 15; Sludge bin housing apparatus 28, it has sludge bin 2 and sewage withdrawing can 3, in described sludge bin 2, store water-containing sludge 5, and described sewage withdrawing can 3 reclaims and stores the sewage 6 when cleaning sludge bin 2 or the pipe arrangement that is connected with this sludge bin 2; And mud injection mechanism 16, it drops into water-containing sludge 5 from the kiln afterbody 19a side of dry-process rotory kiln 18 via mud ingress pipe 17.
In addition, water-containing sludge 5 to be water ratio be about 80% sewage dewatering sludge.Further, this water-containing sludge is the mud not implementing the pre-treatments such as additive interpolation, but also can be the mud implementing the pre-treatments such as additive interpolation.Further, truck 8 such as adopt can in load bed 8a the sealed container equipped vehicle of airtight water-containing sludge 5.
At this, cement making equipment 13 is configured to, the preheater 23 cement raw material C being carried out to preheating is connected with the kiln afterbody 19a of dry-process rotory kiln 18 by housing 22, cement raw material C is put in kiln afterbody 19a via preheater 23 and housing 22, and described cement raw material C is pulverized by raw material grinding mill (not shown) and sends into from chute S.
Further, preheater 23 is formed primarily of cyclone 23a and multiple setting pipeline 23b, and cyclone 23a longitudinally arranges multistage continuously, erects pipeline 23b and connects each cyclone 23a, rise to make the waste gas from dry-process rotory kiln 18.In addition, symbol F is induced draft fan, and induced draft fan makes rise from the waste gas of dry-process rotory kiln 18 via each cyclone 23a and each setting pipeline 23b and externally discharge.
Further, dry-process rotory kiln 18 possesses: cylindric rotary kiln 19, and it is connected with housing 22 at kiln afterbody 19a, and to downstream side slightly to having a down dip and circumferentially rotary actuation; Burner 20, its be arranged at rotary kiln 19 downstream portion side and with heavy oil or dust coal for fuel; And clinker cooler 21, it is arranged at the below of the downstream portion of rotary kiln 19.Further, be connected with the setting pipeline 23b of preheater 23 foot on the top of housing 22, the bottom surface 22a of housing 22 becomes the inclined-plane tilted upward towards upstream side.
Further, in order to water-containing sludge 5 is dropped in the kiln afterbody 19a side from dry-process rotory kiln 18, mud injection mechanism 16 is possessed.This mud injection mechanism 16 has: mud ingress pipe 17, and the water-containing sludge 5 come is carried in itself and storage sludge bin 2 by truck 8 is connected, and by pressure pump 24 force feed water-containing sludge 5; And mud input port 14, the front end of this mud ingress pipe 17 is arranged up from the bottom surface 22a of housing 22, and water-containing sludge 5 is fallen towards this bottom surface 22a.That is, mud input port 14 is arranged at as the inwall of preheater 23 with the housing 22 of the connection section of kiln afterbody 19a.
And, as shown in Figure 3, it is roughly foursquare buildings 15b and the mud reception chamber 15a be rectangle when overlooking that sewage sludge receiving equipment 15 is connected with when overlooking, and truck 8 can debouch this mud reception chamber 15a from each setting wall of the continuous print of this buildings 15b.Further, in buildings 15b, the load bed 8a to truck 8 sprays rinse water and the multiple nozzles (flusher) 11 carrying out cleaning are arranged on top side, and, the opening portion 15c dropping into water-containing sludge 5 in sludge bin 2 is provided with in bottom surface.Further, be connected with the rinse water supply-pipe 42 being sent into rinse water by truck rinse water pump 40 to nozzle through valve 41 at nozzle 11.In addition, the supply source (not shown) of rinse water is connected with at the base end side of rinse water supply-pipe 42.
Further, in the below of the buildings 15b of sewage sludge receiving equipment 15, sloptank 12 is embedded in ground.Further, as shown in Figure 2 A, in this sloptank 12, sludge bin housing apparatus 28 is equipped with.This sludge bin housing apparatus 28 (substructure) as shown in Figure 2 B, in sloptank 12, accommodate two sludge bin 2, and this sludge bin housing apparatus 28 possesses the sewage 6 that reclaims when cleaning each sludge bin 2 or the pipe arrangement that is connected with each sludge bin 2 and carries the sewage recovering mechanism 4 of sewage to sludge bin 2.Two sludge bin 2 possess opening and closing cover 2a freely respectively.
Further, the storage tanks 30 temporarily storing sewage 6 is provided with in the bottom of sloptank 12.And, recovery tube 31 is connected with at storage tanks 30, described recovery tube 31 connects this storage tanks 30 and sewage withdrawing can 3 by vacuum breaker 31a, and is provided with the sewage transport in storage tanks 30 to the sewage recovery pump 32 as pump in water of sewage withdrawing can 3 in this recovery tube 31.
Further, sewage recovering mechanism 4 possesses: sewage withdrawing can 3, and it reclaims sewage 6 and stores this sewage 6; Sewage loopback pipe 7, it is connected from this sewage withdrawing can 3 with each sludge bin 2; And as the sewage loopback pump 25 of pump in water, it is arranged at this sewage loopback pipe 7, and the sewage 6 in sewage withdrawing can 3 is delivered to sludge bin 2.Further, the bottom of sewage withdrawing can 3 is provided with agitating vane (circulation device) 10.In order to make recovery and sewage 6 convection current be stored in sewage withdrawing can 3 is freezed to prevent this sewage 6, this agitating vane 10 is set as by drive unit (not shown) rotatable.
Further, as shown in Figure 4, the spray section 7a of the effluent sewerage 6 of sludge bin 2 side of sewage loopback pipe 7 is disposed in the top of the position that water-containing sludge 5 falls when to drop into water-containing sludge 5 from the side, input port 9 of the input water-containing sludge 5 of sludge bin 2 by truck 8.That is, the center of the spray section 7a of sewage loopback pipe 7 is roughly disposed in the position of the top 5a of water-containing sludge 5.
Further, in the spray section 7a of sewage loopback pipe 7, water route 7b in the pipe that vertical is configured with as the stream of sewage 6.Further, this spray section 7a is provided with baffle plate 7c, disperses from the top of the top 5a of piled up water-containing sludge 5 with the sewage 6 that toilet is discharged.This baffle plate 7c is that level arranges in the position be separated downwards from the bottom of spray section 7a.
Further, sewage loopback pipe 7 has clamped take-off pipe 7d in midway, thus is connected with two sludge bin 2 respectively.Vacuum breaker 26 and flexible joint 27 is respectively arranged with in the midway of this take-off pipe 7d.Further, in the midway of take-off pipe 7d and the upstream side of vacuum breaker 26 possesses sewage loopback switching valve 29 respectively as loopback switching mechanism, this loopback switching mechanism can select at least one loopback sewage 6 in two sludge bin 2.
Further, mud ingress pipe 17 is connected with sewage return tube 34, and described sewage return tube 34 is connected with sewage withdrawing can 3 from this mud ingress pipe 17 through water discharge valve 33 branch, and the sewage 6 in mud ingress pipe 17 is delivered to sewage withdrawing can 3.
In addition, sewage withdrawing can 3 is arranged at the position lower than dry-process rotory kiln 18, and mud ingress pipe 17 is from sewage withdrawing can 3 to dry-process rotory kiln 18 pipe arrangement obliquely upward.
Further, the position of the side farther downstream of the branch location than sewage return tube 34 in the base end side of mud ingress pipe 17 is connected with rinse water supply-pipe 36 through valve 37, and described rinse water supply-pipe 36 utilizes flushing pump 35 to send into rinse water in pipe.In addition, the supply source (not shown) of rinse water is connected with at the base end side of this rinse water supply-pipe 36.Further, the position of the side farther downstream of the connection section than mud ingress pipe 17 and rinse water supply-pipe 36 in the base end side of mud ingress pipe 17 is provided with cleanser insertion section 38, and this cleanser insertion section 38 for inserting cleanser in pipe.
This cleanser uses diametrically large than the internal diameter of mud ingress pipe 17 ball shape and immerses the sponge etc. having suds.This is because, use the sponge of ball shape if so, even if then or internal diameter vicissitudinous part bending at pipe arrangement also successfully in wash tube, and can advance by rinse water.Further, due to containing suds, therefore more successfully easily enter in pipe, and easily clean.In addition, the liquidometer 39 of the amount measuring sewage is respectively respectively arranged with at described storage tanks 30 and described sewage withdrawing can 3.
Utilization is described by the purging method of the treatment process of sludge treatment device 1 pair of water-containing sludge 5 of above Structure composing and the truck of carrying water-containing sludge 5.In addition, the solid arrow in Fig. 1 represents the transfer direction of cement raw material C and water-containing sludge 5, and dotted arrow represents the flow direction of gas.
First, setting pipeline 23b to preheater 23 topmost drops into cement raw material C, this cement raw material C is while the waste gas from dry-process rotory kiln 18 risen with the setting pipeline 23b from preheater 23 foot carries out heat exchange, while decline, enter in the dry-process rotory kiln 18 of rotation via kiln afterbody 19a.And about the water-containing sludge 5 come from sewage work's carrying by truck 8, the mud reception chamber 15a of sewage sludge receiving equipment 15 put in storage by this truck 8 from rear, the cover 2a opening arbitrary sludge bin 2 drops into this water-containing sludge 5 temporarily storage of being loaded into load bed 8a.Now, as shown in Figure 4, the water-containing sludge 5 being loaded into the load bed 8a of truck 8 is cast by the input port 9 of sludge bin 2.Thus, water-containing sludge 5 is deposited in identical lowering position all the time, is piled into chevron and forms top 5a in the side, input port 9 of sludge bin 2.
Then, by pressure pump 24 by the water-containing sludge 5 that is stored in sludge bin 2 from mud ingress pipe 17 force feed to mud input port 14.Further, put into by the water-containing sludge 5 of force feed in dry-process rotory kiln 18 from mud input port 14.So, put into the water-containing sludge 5 in rotary kiln 19 and together burn till by the heating of burner 20 and cement raw material C and become cement clinker C1, be discharged after being cooled by the clinker cooler 21 being arranged at the downstream portion of rotary kiln 19.
Further, grog C1 is together pulverized by atomizer mill (not shown) and gypsum, becomes finished cement.
Then, to cleaning two sludge bin 2 and be connected with each sludge bin 2 pipe arrangement time the treatment process of sewage 6 that produces be described.
First, temporarily accumulated in the storage tanks 30 that the sewage 6 produced when cleaning the pipe arrangement in each sludge bin 2 and sloptank 12 gathers the bottom of sloptank 12.Further, by sewage recovery pump 32 sewage 6 be stored in storage tanks 30 sent into via recovery tube 31 and be stored in sewage withdrawing can 3.
Then, by sewage loopback pump 25, the sewage 6 in sewage withdrawing can 3 is recycled in sludge bin 2 via sewage loopback pipe 7.Now, the amount of the sewage 6 of loopback is suitably controlled according to the state (especially moisture concentration) of the water-containing sludge 5 in sludge bin 2, and the take-off pipe 7d carrying sewage 6 selected by opening and closing sewage loopback switching valve 29 arbitrarily, selects at least one seat in two sludge bin 2 as the loopback point of destination of sewage 6.
Further, when carrying sewage 6 from sewage loopback pipe 7 in sludge bin 2, sewage 6 is sprayed from the spray section 7a of sewage loopback pipe 7.Now, the top of the top 5a of the water-containing sludge 5 being piled into chevron in sludge bin 2 is disposed in due to spray section 7a, therefore sewage 6 to all the winds disperses by means of the baffle plate 7c that this spray section 7a is arranged, and is sprayed equably from the top 5a of the water-containing sludge 5 being piled into chevron to the foot of the hill.So, the sewage 6 being sprayed onto water-containing sludge 5 mixes with water-containing sludge 5, as described above by pressure pump 24 from sludge bin 2 via mud ingress pipe 17 force feed to mud input port 14, and to put in dry-process rotory kiln 18 from mud input port 14.
Further, the treatment process of the sewage 6 when utilizing rinse water clean sludge ingress pipe 17 is described.
First, in order in clean sludge ingress pipe 17, in pipe, insert cleanser from cleanser insertion section 38, open valve 37, in mud ingress pipe 17, send into rinse water via rinse water supply-pipe 36 by flushing pump 35.Now, in order to prevent rinse water from flowing to sludge bin 2 side, utilize the upstream side of not shown valve closes mud ingress pipe 17, and cut out water discharge valve 33 prevents rinse water from flowing to sewage withdrawing can 3.
Afterwards, while the described cleanser in pipe is advanced into dry-process rotory kiln 18 by the rinse water be admitted in mud ingress pipe 17 in wash tube.So, after clean sludge ingress pipe 17, the sewage 6 in mud ingress pipe 17 is recovered in sewage withdrawing can 3.That is, open water discharge valve 33 by valve-off 37, to be flowed in sewage withdrawing can 3 via sewage return tube 34 because of own wt by the sewage 6 in the mud ingress pipe 17 of inclination pipe arrangement as described above.Further, suitably spray according to the state of the water-containing sludge 5 in sludge bin 2 sewage 6 be recovered as described above to the water-containing sludge 5 in sludge bin 2 via sewage loopback pipe 7.
Further, the treatment process of sewage 6a produced during purging method and cleaning to the truck 8 of carrying water-containing sludge 5 is described.
First, warehouse-in is in the mud reception chamber 15a of sewage sludge receiving equipment 15, after the water-containing sludge 5 come from sewage work's carrying is dropped in the input port 9 of the arbitrary sludge bin two sludge bin 2, under the state keeping load bed 8a to tilt, spray rinse water from multiple nozzle 11 simultaneously.Now, the cover 2a of sludge bin 2 is closed.
Afterwards, the rinse water cleaning of spraying from multiple nozzle 11 is utilized to residue in the water-containing sludge 5 of load bed 8a.This rinse water is delivered to nozzle 11 by truck rinse water pump 40 from the rinse water supply-pipe 42 clamping valve 41 from the supply source of rinse water.Afterwards, described rinse water is sprayed the specified time, rinse the water-containing sludge 5 residuing in load bed 8a.
Further, the sewage 6a produced when cleaning flows in sloptank 12 from the bottom surface of the buildings 15b of sewage sludge receiving equipment 15, is gathered in the storage tanks 30 of the bottom being arranged at this sloptank 12, is temporarily accumulated as sewage 6.Further, by sewage recovery pump 32 sewage 6 be stored in storage tanks 30 sent into via recovery tube 31 and be stored in sewage withdrawing can 3.Further, according to the state of the water-containing sludge 5 in sludge bin 2, suitably to spray to the water-containing sludge 5 in sludge bin 2 via sewage loopback pipe 7 as described above and reclaim and the sewage 6 be stored in sewage withdrawing can 3.
So, the water-containing sludge 5 being sprayed sewage 6 as described above by pressure pump 24 from sludge bin 2 via mud ingress pipe 17 force feed to mud input port 14, put into from mud input port 14 in dry-process rotory kiln 18, together burnt till with cement raw material C.
According to the sludge treatment device 1 based on above-mentioned embodiment, when the sewage be recovered in sewage withdrawing can 36 being sprayed onto in the sludge bin 2 of piling up and having water-containing sludge 5, because the spray section 7a of sludge bin 2 side of sewage loopback pipe 7 is disposed in the top of being dropped into the lowering position of water-containing sludge 5 by truck 8 from the input port 9 in this sludge bin, therefore, it is possible to spray sewage 6 from the teeth outwards obliquely from the top 5a of the water-containing sludge 5 being piled into chevron.Thereby, it is possible to prevent sewage 6 and water-containing sludge 5 from storing with separate stage.
And, because in the pipe of the spray section 7a of sewage loopback pipe 7, water route 7b arranges along vertical, and be that level is equipped with baffle plate 7c in the position be separated downwards from the bottom of spray section 7a, therefore by from the uppermost spray sewage 6 of top 5a of water-containing sludge 5 being piled into chevron, sewage 6 can be made to spread over whole surface from this top 5a to the foot of the hill equably.Its result, when being put in dry-process rotory kiln 18 by the water-containing sludge be stored in sludge bin 25, can drop into the agonic water-containing sludge 5 of water content, thus can alleviate the burden of dry-process rotory kiln 18.
And, sewage 6 circulation be stored in sewage withdrawing can 3 is made to prevent the agitating vane 10 freezed owing to being rotatably provided with in the bottom of this sewage withdrawing can 3, even if when therefore using sludge treatment device 1 in cold district etc., also can prevent from causing sewage withdrawing can 3 because of freezing of sewage 6 and each pipe arrangement of being connected with this sewage withdrawing can 3 and the breakage of sewage loopback pump 25.
And, after putting in sludge bin 2 by water-containing sludge 5, rinse water is utilized to clean the nozzle 11 of the load bed 8a of truck 8 due to being equipped with at sewage sludge receiving equipment 15, therefore, it is possible to cleaning residues in this water-containing sludge 5 of the load bed 8a of the truck 8 after carrying water-containing sludge 5 like a cork.Its result, can clean, and less rinse water can be utilized to clean before water-containing sludge 5 drying.
Further, by temporarily being accumulated in the storage tanks 30 of the bottom being arranged at sloptank 12 by the sewage 6a produced when cleaning, and being delivered to sewage withdrawing can 3 from this storage tanks 30, sewage 6a can being put in dry-process rotory kiln 18 row relax of going forward side by side.Thereby, it is possible to carry out the process of the water-containing sludge 5 residuing in truck 8 easily, and can environmental protection.
And, sewage 6 during cleaning can be stored in sewage withdrawing can 3 by sewage recovering mechanism 4, and according to the mode control of the water-containing sludge 5 in sludge bin 2 amount by the sewage loopback pump 25 suitably sewage 6 of loopback, thus the moisture of water-containing sludge 5 can be adjusted.Therefore, can while adjust the loopback amount of sewage 6 in each sludge bin 2, loopback sewage 6 on one side, and the water-containing sludge 5 being suitably adapted moisture can be supplied from sludge bin 2 to dry-process rotory kiln 18, thus the burden that can alleviate the kiln that the increase along with moisture brings.
Further, because sewage recovering mechanism 4 possesses the sewage loopback switching valve 29 of at least one the loopback sewage 6 can selected in two sludge bin 2, therefore, it is possible to adjust to the loopback amount in each sludge bin 2 according to the state of the water-containing sludge 5 in each sludge bin 2.
And, owing to possessing the sewage return tube 34 sewage 6 in mud ingress pipe 17 being delivered to sewage withdrawing can 3, therefore, it is possible to be directly recovered in sewage withdrawing can 3 by the sewage 6 in mud ingress pipe 17, thus a large amount of sewage 6 produced when clean sludge ingress pipe 17 can be processed like a cork.
Further, because mud ingress pipe 17 is from sewage withdrawing can 3 to dry-process rotory kiln 18 pipe arrangement obliquely upward, therefore do not use pump etc. that the sewage 6 in mud ingress pipe 17 just can be made to be recycled to by own wt in sewage withdrawing can 3.
Further, because water-containing sludge 5 or rinse water are sent into upward from the below of mud ingress pipe 17, therefore air is missed upward and not easily accumulates in pipe, thus easy force feed water-containing sludge 5 and easily supply rinse water.
In addition, in the above-described embodiment, only the situation of agitating vane 10 is adopted to be illustrated to the circulation device be arranged in sewage withdrawing can 3, but be not limited thereto, such as, can also tackle and the situation that the circulation pipe clamping pump makes sewage 6 circulation be recovered in sewage withdrawing can 3 is set in the upper and lower of sewage withdrawing can 3.Further, antifreezing effect can be improved by arranging the heat power supply devices such as well heater at the periphery of sewage withdrawing can 3 and described circulation pipe etc.
And, in the above-described embodiment, only use the situation of the liquidometer 39 of the amount measuring sewage 6 to be illustrated respectively to storage tanks 30 and sewage withdrawing can 3, but be not limited thereto, such as, can also tackle and utilize sensor automatically to measure the moisture concentration of the water-containing sludge 5 in sludge bin 2 etc. and automatically control the situation of the sewage loopback amount from sewage withdrawing can 3 according to the signal obtained from this sensor.
Further, in the above-described embodiment, only the situation that sewage loopback pipe 7 is connected with two sludge bin 2 is illustrated, but is not limited thereto, such as, can also tackle situation about being connected with the sludge bin 2 of more than 1 or 3.
And, in the above-described embodiment, only be illustrated from sewage withdrawing can 3 to the situation of sludge bin 2 loopback sewage 6, but be not limited thereto, such as, can also tackle situation about arranging for extracting the mud of the bottom accumulating in sewage withdrawing can 3 the mud loopback pump to sludge bin 2 loopback out.
And, in the above-described embodiment, only situation about being put in the kiln afterbody 19a of dry-process rotory kiln 18 by the water-containing sludge 5 of sludge bin 2 is illustrated, but be not limited thereto, such as can also tackle the setting pipeline 23b putting into calcining furnace and preheater 23 foot, or after dry water-containing sludge 5, put into the situation in dry-process rotory kiln 18.
Utilizability in industry
Can be used in and the water-containing sludge come from sewage work's carrying directly or after drying is put into the sludge treatment device carrying out in cement kiln processing.
Nomenclature
1-sludge treatment device, 2-sludge bin, 3-sewage withdrawing can, 4-sewage recovering mechanism, 5-water-containing sludge, 5a-top, 6-sewage, 6a-sewage, 7-sewage loopback pipe, 7a-spray section, water route in 7b-pipe, 7c-baffle plate, 8-truck, 8a-load bed, 9-input port, 10-agitating vane (circulation device), 11-nozzle (flusher), 12-sloptank, 13-cement making equipment (cement manufacturing process), 15-sewage sludge receiving equipment.
Claims (3)
1. a sludge treatment device, it possesses the sewage recovering mechanism be made up of sewage withdrawing can and sewage loopback pipe, sewage when described sewage withdrawing can recovery is cleaned the pipe arrangement in the sludge bin of the water-containing sludge that storage is come from sewage work's carrying by truck or sludge treatment device, described sewage loopback pipe is from this sewage withdrawing can to described sludge bin conveying sewage, and, described sludge treatment device is processed the described water-containing sludge be stored in described sludge bin by cement manufacturing process, the feature of described sludge treatment device is
The spray section of the described sludge bin side of described sewage loopback pipe is disposed in the top of being dropped into the lowering position of described water-containing sludge by described truck in described sludge bin, so that to be piled in described sludge bin chevron described water-containing sludge top spray described in sewage, and in the described spray section of described sewage loopback pipe, be equipped with water route in pipe along vertical, and be that level is equipped with baffle plate in the position be separated downwards from the bottom of this spray section.
2. sludge treatment device according to claim 1, is characterized in that,
Described sewage withdrawing can is provided with circulation device, and described circulation device makes stored described effluent cycle prevent from freezing.
3. sludge treatment device according to claim 1 and 2, is characterized in that,
Described sludge treatment device is equipped with flusher, and described flusher, after putting in described sludge bin by described water-containing sludge, utilizes rinse water to clean described truck.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012-042786 | 2012-02-29 | ||
| JP2012042786A JP5569547B2 (en) | 2012-02-29 | 2012-02-29 | Sludge treatment equipment |
| PCT/JP2013/054116 WO2013129199A1 (en) | 2012-02-29 | 2013-02-20 | Sludge treatment facility |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104136382A CN104136382A (en) | 2014-11-05 |
| CN104136382B true CN104136382B (en) | 2015-12-02 |
Family
ID=49082399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380011151.0A Expired - Fee Related CN104136382B (en) | 2012-02-29 | 2013-02-20 | Sludge treatment device |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JP5569547B2 (en) |
| KR (1) | KR101633574B1 (en) |
| CN (1) | CN104136382B (en) |
| AU (1) | AU2013227605B2 (en) |
| IN (1) | IN2014DN07256A (en) |
| WO (1) | WO2013129199A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108101398B (en) * | 2018-01-31 | 2023-08-08 | 江西银杉白水泥股份有限公司 | Cement bleaching machine capable of uniformly bleaching |
| CN113087100A (en) * | 2021-04-16 | 2021-07-09 | 西昌市蓝鼎环保科技有限公司 | Sedimentation tank for wastewater treatment |
| CN113294784A (en) * | 2021-05-25 | 2021-08-24 | 中国华能集团清洁能源技术研究院有限公司 | Rotary cement kiln system for disposing waste fan blades and working method thereof |
| CN116105150B (en) * | 2023-02-28 | 2023-10-24 | 鹏鹞环保股份有限公司 | Small sludge drying and incinerating device and incinerating method thereof |
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| CN201648206U (en) * | 2010-02-05 | 2010-11-24 | 湖南湘润环保节能股份有限公司 | Sludge treatment equipment |
| CN202063810U (en) * | 2011-03-15 | 2011-12-07 | 大连力达环境工程有限公司 | Slide slope bottom type sludge collection tank |
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| JPS51103680A (en) * | 1975-03-08 | 1976-09-13 | Shigeo Isobe | HAIKIBUTSUSHOKYAKUSOCHI |
| JPH0550100A (en) * | 1991-08-27 | 1993-03-02 | Mitsui Eng & Shipbuild Co Ltd | Method for incinerating sludge mixed with high molecular flocculant |
| JP3344448B2 (en) * | 1995-04-07 | 2002-11-11 | 三菱マテリアル株式会社 | Sludge treatment method |
| JPH10325161A (en) * | 1997-05-27 | 1998-12-08 | Mitsubishi Heavy Ind Ltd | Freezing prevention method for elevated water tank and device therefor |
| KR100247114B1 (en) * | 1998-03-11 | 2000-03-15 | 양태열 | Submersible aerator |
| JP4228545B2 (en) * | 2001-01-31 | 2009-02-25 | 三菱マテリアル株式会社 | Sludge hopper storage equipment and sludge treatment equipment |
| JP3813901B2 (en) * | 2001-07-12 | 2006-08-23 | 株式会社ハンシン建設 | Mud concentration or mud pressure propulsion method |
| JP2005342558A (en) * | 2004-05-31 | 2005-12-15 | Taisei Rotec Corp | Facility for regeneration of return ready-mixed concrete and method of managing regenerated aggregate |
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2012
- 2012-02-29 JP JP2012042786A patent/JP5569547B2/en active Active
-
2013
- 2013-02-20 IN IN7256DEN2014 patent/IN2014DN07256A/en unknown
- 2013-02-20 AU AU2013227605A patent/AU2013227605B2/en active Active
- 2013-02-20 WO PCT/JP2013/054116 patent/WO2013129199A1/en active Application Filing
- 2013-02-20 CN CN201380011151.0A patent/CN104136382B/en not_active Expired - Fee Related
- 2013-02-20 KR KR1020147023502A patent/KR101633574B1/en active IP Right Grant
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201648206U (en) * | 2010-02-05 | 2010-11-24 | 湖南湘润环保节能股份有限公司 | Sludge treatment equipment |
| CN202063810U (en) * | 2011-03-15 | 2011-12-07 | 大连力达环境工程有限公司 | Slide slope bottom type sludge collection tank |
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Also Published As
| Publication number | Publication date |
|---|---|
| KR101633574B1 (en) | 2016-06-24 |
| AU2013227605B2 (en) | 2015-10-08 |
| IN2014DN07256A (en) | 2015-04-24 |
| JP5569547B2 (en) | 2014-08-13 |
| AU2013227605A1 (en) | 2014-09-18 |
| JP2013176738A (en) | 2013-09-09 |
| CN104136382A (en) | 2014-11-05 |
| WO2013129199A1 (en) | 2013-09-06 |
| KR20140113744A (en) | 2014-09-24 |
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