CN103913050B - The continuous drier of slurry or powder - Google Patents
The continuous drier of slurry or powder Download PDFInfo
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- CN103913050B CN103913050B CN201310001309.8A CN201310001309A CN103913050B CN 103913050 B CN103913050 B CN 103913050B CN 201310001309 A CN201310001309 A CN 201310001309A CN 103913050 B CN103913050 B CN 103913050B
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- annular housing
- powder
- slurry
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- annular
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- 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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Abstract
The present invention relates to the continuous drying system of a kind of slurry or powder, can be applicable to collect the evaporation of the phosphorus in phosphorus mud, slag, calcium oxide or calcium chloride, the raffinate process of chlorobenzoyl chloride, chemical industry finished product is dry, three wastes synthetical recovery process etc.It comprises drying machine; This drying machine comprises: the annular housing that rotating shaft, multilayer are setting up and down; Each annular housing is matched with in this rotating shaft by center through hole movable sealing, this rotating shaft is fixed with the scraper plate be distributed in each annular housing; Between two adjacent annular housings, there is gap and be connected by blanking channel sealing; Each annular housing is located in conductive fluid container; The annular housing of top layer is provided with material inlet and exhaust outlet, and the bottom of the annular housing of bottom is provided with discharging opening.Native system is suitable for slurry, powder continuous drying, the higher and environmental protection of production efficiency, safe, energy-conservation; Slurry, powder are through successively evaporating, and volatilization area is comparatively large, so the evaporation efficiency of volatile matter is higher, the rate of recovery of volatile matter is higher simultaneously.
Description
Technical field
The present invention relates to the continuous drier of a kind of slurry or powder, can be applicable to collect the evaporation of the phosphorus in phosphorus mud, slag, calcium oxide or calcium chloride, the raffinate process of chlorobenzoyl chloride, chemical industry finished product is dry, three wastes synthetical recovery process etc.
Background technology
In prior art, with producing yellow Phosphorus by electric oven, phosphorus mud, phosphorus slag the like waste can be produced, and in discarded phosphorus mud, phosphorus slag, also have the yellow phosphorus of considerable part not produce completely, cause the waste of resource like this.
The method of existing recovery yellow phosphorus has steam filtration method, dry blowing method, chemical reagent reaction method etc.; Steam filtration method is that phosphorus mud, slag are put into container steam laser heating, finished phosphorus is become after phosphorus phosphorus body refuse is dissolved, filtering out is refining, still the P elements of l5-20% is had not regain in phosphorus mud in this way after process, slag, and steam consumption quantity is large, the production cycle long (about 20 days), pollutes still serious; Dry blowing method to heat iron pan in phosphorus mud, slag loading distillation iron pan, to be refined into yellow phosphorus by guide pipeline by phosphorus steam importing water bath, this method can not continuous seepage, efficiency is lower, still has the P elements of l5-20% not regain in the phosphorus mud in this way after process, slag; Chemical reagent reaction method adopts carbon disulfide to make extractant, quench and get yellow phosphorus, and this method comparatively first two method is advanced, but its process cycle is long, yield is little, once quench and get rear recrement and also have the phosphorus of 2-5% to remain, operating procedure is complicated, temperature is wayward, and wayward to the quality of yellow phosphorus.
Chinese patent literature CN1152545 discloses a kind of Processes and apparatus reclaiming yellow phosphorus from phosphorus body refuse.
Above-mentioned the deficiencies in the prior art part is: need to shut down loading, unloading material, can not realize continuous operation, cause production efficiency lower.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of continuous drier being suitable for slurry to slurry continuous drying or powder.
In order to solve the problems of the technologies described above, the invention provides the continuous drier of a kind of slurry or powder, comprising: the annular housing that rotating shaft, multilayer are setting up and down; Each annular housing is matched with in this rotating shaft by center through hole movable sealing, this rotating shaft is fixed with the scraper plate be distributed in one by one in each annular housing; Between two adjacent annular housings, there is gap, be connected by blanking channel sealing between two adjacent annular housings; The bottom of the base plate of each annular housing is provided with heating wire, or each annular housing is located in conductive fluid container, or the annular housing of bottom is located on a combustion furnace; The annular housing of top layer is provided with material inlet and exhaust outlet, and the bottom of the annular housing of bottom is provided with discharging opening.
As one preferred embodiment, described scraper plate is suitable for the plate top surface being close to annular housing, to prevent from base plate being formed dirty layer, affects the heat conductivility of base plate.
As one preferred embodiment, the blast pipe be connected on described exhaust outlet is provided with rupture pressure disc and check valve, blasts in described annular housing to avoid inflammable and explosive volatile matter.
As one preferred embodiment, described blast pipe is connected with the recovery pond for reclaiming volatile matter after chilling spray tower, to collect phosphorus or chlorobenzoyl chloride etc.
As one preferred embodiment, the base plate of described annular housing ringwise, the outward flange of base plate higher than inward flange, to make the centroclinal angle of the ring surface of base plate for 1-5 °; With the centrifugal force that the material balanced in described annular housing produces because of rotation, avoid the outward flange of material in contiguous described annular housing to assemble, and then guarantee drying efficiency and effect.The centroclinal angular dimension of ring surface of base plate is relevant with material type with the corresponding relation of the rotating speed of rotating shaft, and concrete corresponding relation obtains by experiment.
As one preferred embodiment, the below of described discharging opening is connected with the feeding mouth of a spiral feeder, by controlling the duty of spiral feeder, can control discharging speed in real time.
As one preferred embodiment, the sidewall of the annular housing of described bottom is provided with transparent observing mouth, with observe described bottom annular housing in dry materials after, then open described spiral feeder discharging.
As one preferred embodiment; in described two adjacent annular housings; 1 to 4 blanking port be on the base plate of the annular housing on upper strata radially distributes; when namely working, the length direction of blanking port is suitable for consistent with the length direction of scraper plate, when scraper plate promotes material rotation to this blanking port place; the material radially distributed is suitable for synchronous whereabouts; relative to the blanking port of other angles, feed blocking blanking port can be avoided, guarantee that volatile matter rises through this blanking port.Each blanking port by described blanking channel be in lower floor annular housing top board on opening be connected; Opening on this top board and this blanking port be on the base plate of the annular housing of lower floor are in staggered distribution, successively dry to guarantee that material is suitable for.
The method of work of the continuous drier of above-mentioned slurry or powder, comprising:
A, first heating wire is communicated with power supply heating, or to continuous circulation input thermal conductance hydrothermal solution in described conductive fluid container, or adopt the combustion furnace be located at bottom described drying machine to heat to each annular housing;
B, by pump by slurry or by helicoid conveyer by powder from the annular housing of top layer material inlet input, simultaneously open mair motor to drive described axis of rotation;
C, slurry or powder are under the turning effort of each layer scraper plate, and successively heat exchange, drying falling, finally discharge from the discharging opening of the annular housing of bottom; Volatile matter successively evaporates, up, and to export from described exhaust outlet, realize the collection of volatile matter through gathering system.
As one preferred embodiment, described slurry or powder are phosphorus mud, phosphorus slag; Described volatile matter is phosphorus.
In order to realize the continuous drying of liquid towards material, present invention also offers a kind of continuous drier, comprising: the cavity that multilayer is setting up and down; Between two adjacent cavitys, there is gap, and be connected by blanking channel sealing; The bottom of the base plate of each cavity is provided with heating wire, or each cavity is located in conductive fluid container, or the bottom of described drying machine is provided with combustion furnace (namely the annular housing of bottom is located on a combustion furnace); The cavity of top layer is provided with material inlet and exhaust outlet, and the bottom of the cavity of bottom is provided with discharging opening.In described two adjacent cavitys, be in 1 to 4 blanking port on the base plate of the cavity on upper strata by described blanking channel be in lower floor cavity top board on opening be connected; Opening on this top board and this blanking port be on the base plate of the cavity of lower floor are in staggered distribution.
Technique scheme of the present invention has the following advantages compared to existing technology: (1) drying machine of the present invention overall volume is less, drying efficiency is higher; During work, slurry in real time from top input, and successively dry, fall, successively evaporated by volatile matter (such as phosphorus, chlorobenzoyl chloride etc.), volatile matter exports from top vent simultaneously, adopts gathering system to realize the collection of volatile matter; The slurry of drying or powder are dry powder body, discharge in real time from bottom; Therefore, native system is suitable for slurry, powder continuous drying, being namely suitable for real-time charging, discharging, without the need to shutting down loading, unloading material, so production efficiency is higher; (2) slurry, powder are through successively evaporating, and volatilization area is comparatively large, so the evaporation efficiency of volatile matter is higher, the rate of recovery of volatile matter is higher simultaneously.In the application to phosphorus mud, slag, the phosphorus element content do not reclaimed in dried phosphorus mud, slag is less than 1%.(3) drying machine of the present invention, can as chemical reactor, distiller, reaction pot, and rotating shaft and scraper plate can adopt according to material type selecting or not adopt.
Accompanying drawing explanation
In order to make content of the present invention be more likely to be clearly understood, below basis specific embodiment and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
Fig. 1 is the structural representation of the continuous drying system of slurry in embodiment 1 to 2 or powder;
Fig. 2 is the structural representation of the drying machine in Fig. 1;
Fig. 3 is the structural representation of the drying machine of employing electric-heating-wire-heating of the present invention;
Fig. 4 is the top view of annular housing of the present invention;
Fig. 5 is the A-A sectional structure chart of Fig. 4;
Fig. 6 is the B-B sectional structure chart of Fig. 4;
Fig. 7 is the sectional structure chart of multilayer annular housing setting up and down;
Fig. 8 is the structural representation of the drying machine in embodiment 3;
Fig. 9 is the axial section of the multi-layer cavity in Fig. 8.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in detail:
Embodiment 1
See Fig. 1-7, the continuous drying system of the slurry that the present embodiment provides or powder, comprising: drying machine, the gathering system for collecting volatile matter be connected with the exhaust outlet of this drying machine.
Drying machine comprises: the annular housing 2 that rotating shaft 1, multilayer are setting up and down; Each annular housing 2 is matched with in this rotating shaft 1 by center through hole movable sealing, this rotating shaft 1 is fixed with the scraper plate 3 be distributed in one by one in each annular housing 2; Between two adjacent annular housings 2, there is gap, with the base plate facilitating annular housing 2 directly and heat-conducting medium or heating wire heat exchange, and then ensure that drying effect.
Sealed by blanking channel 4 between two adjacent annular housings 2 and be connected; The bottom of the base plate of each annular housing 2 is provided with heating wire 5, or each annular housing is located in conductive fluid container 6, or described drying machine is located at above a combustion furnace 14; The annular housing of top layer is provided with material inlet and the exhaust outlet for discharging volatile matter, and the bottom of the annular housing of bottom is provided with the discharging opening for discharging dried slurry or powder.Heat-conducting medium in conductive fluid container 6 is heat conduction wet goods.
Described scraper plate 3 is suitable for the plate top surface being close to annular housing 2, to prevent from base plate being formed dirty layer, affects the heat conductivility of base plate.
The blast pipe 7 be connected on described exhaust outlet is provided with rupture pressure disc 8 and check valve 9, blasts in described annular housing to avoid inflammable and explosive volatile matter.Wherein, check valve 9 is suitable for avoiding air to pour in down a chimney in drying machine.
Described blast pipe 7 is connected with the recovery pond 11 for reclaiming volatile matter after chilling spray tower 10, to collect phosphorus or chlorobenzoyl chloride etc.
The base plate 2-3 of described annular housing 2 ringwise, the outward flange of base plate 2-3 is higher than inward flange, to make the centroclinal angle of the ring surface of base plate for 1-5 °, with the centrifugal force that the material balanced in described annular chamber 2 produces because of 1 rotation around the shaft, avoid the outward flange of material in contiguous described annular housing 2 to assemble, and then guarantee drying efficiency and effect.The centroclinal angular dimension of ring surface of base plate 2-3 is relevant with material type with the corresponding relation of the rotating speed of rotating shaft 1, and concrete corresponding relation obtains by experiment.
As the selectable embodiment of one, the below of described discharging opening is connected with the feeding mouth of a spiral feeder 12, by controlling the duty of spiral feeder 12, can control discharging speed in real time.
The sidewall of the annular housing of described bottom is provided with transparent observing mouth; with observe described bottom annular housing in dry materials after; open the discharging of described spiral feeder 12 again, to guarantee discharging again after dry materials, and guarantee the abundant collection of volatile matter.
In described two adjacent annular housings 2; be in 3 or 4 blanking port 2-2 on the base plate of the annular housing on upper strata radially, Central Symmetry distribution; when namely working; the length direction of blanking port 2-2 is suitable for consistent with the length direction of scraper plate 3; when scraper plate 3 promotes material rotation to this blanking port 2-2 place, the material radially distributed is suitable for synchronous whereabouts, relative to the blanking port adopting other angles; feed blocking blanking port 2-2 can be avoided, guarantee that volatile matter rises through this blanking port 2-2.
Each blanking port 2-2 by described blanking channel 4 be in lower floor annular housing top board on opening 2-1 be connected; Opening 2-1 on this top board and this blanking port 2-2 be on the base plate of the annular housing of lower floor is in staggered distribution, successively dry to guarantee that material is suitable for.
The hot waste gas that the top of described combustion furnace 14 is discharged inputs from the hot waste gas input port of an air heat-exchange tower 17 and discharges from top after the heat exchanger tube in this air heat-exchange tower 17, after the new air inputting this air heat-exchange tower 17 and heat exchanger tube heat exchange, input in described combustion furnace 14 through air-introduced machine 16, to improve the combustion heat value of the fuel in combustion furnace 14, realize energy-conservation.
Embodiment 2
The method of work of the continuous drying system of the slurry described in above-described embodiment 1 or powder, comprising:
A, first heating wire 5 is communicated with power supply heating, or to continuous circulation input thermal conductance hydrothermal solution in described conductive fluid container 6, or adopt the combustion furnace 14 be located at bottom described drying machine to heat to each annular housing 2; Reach 50-700 DEG C (actual temp needs to select according to different materials) to make the temperature of described annular housing 2 be suitable for.
B, by pump by slurry or by helicoid conveyer 13 by powder from the annular housing of top layer material inlet input, simultaneously open mair motor 15 rotate to drive described rotating shaft 1;
C, slurry or powder are under the turning effort of each layer scraper plate 3, and successively heat exchange, drying falling, finally discharge from the discharging opening of the annular housing of bottom; Volatile matter successively evaporates, up, and to export from described exhaust outlet, realize the collection of volatile matter through gathering system.
Described slurry or powder are phosphorus mud, phosphorus slag; Described volatile matter is phosphorus.
Described slurry or powder can, for containing slurry or the powder of chlorobenzoyl chloride, also can be also calcium oxide or calcium chloride.
After the plate top surface at described annular housing 2 forms dirty layer, in order to remove described dirty layer, the method for work of employing comprises:
Stop sending into material to described drying machine, open drying machine and spiral feeder 12, the material in drying machine is emptied; Then, heating wire 5 is communicated with power supply heating, or to continuous circulation input thermal conductance hydrothermal solution in described conductive fluid container 6, or adopt described combustion furnace 14 to heat; Treat that the temperature of each annular housing is higher than preset value (80-150 DEG C), stop heating to described drying machine, cold water (lower than 20 DEG C, the lower effect of water temperature is better) is inputted from the material inlet the annular housing of top layer simultaneously, then open described mair motor 15.Dirty layer on the base plate of each annular housing 2 is after expanding with heat and contract with cold rapidly, because the rate that collapses of the base plate 2-3 of dirty layer and stainless steel differs greatly, each dirty layer is suitable for cracked frustillatum, and under the turning effort of each layer scraper plate 3, successively fall, finally export from discharging opening.
When described slurry is phosphorus mud, phosphorus slag, and when slurry being inputted from the material inlet the annular housing of top layer by pump, for avoiding input air, guaranteeing production safety, in soft bag that described slurry is arranged on a sealing, that vacuumize, this soft bag is connected with described pump by pipeline.When the slurry in a soft bag is taken out most, only need close pump, connect the soft bag that another fills slurry, can feeding be continued, realize the continuous operation of drying machine.
Embodiment 3
As Fig. 8 to 9, present embodiments provide a kind of continuous drying system for liquid material, the gathering system for collecting volatile matter comprise drying machine, being connected with the exhaust outlet of this drying machine.
Described drying machine comprises: the cavity 20 that multilayer is setting up and down; Between two adjacent cavitys 20, there is gap, and be connected by blanking channel sealing; The bottom of the base plate of each cavity 20 is provided with heating wire 5, or each cavity 20 is located in conductive fluid container, or the bottom of described drying machine is provided with combustion furnace; The cavity of top layer is provided with material inlet and exhaust outlet, and the bottom of the cavity of bottom is provided with discharging opening.
In described two adjacent cavitys 20, be in 1 to 4 blanking port on the base plate of the cavity on upper strata by described blanking channel 4 be in lower floor cavity top board on opening be connected; Opening on this top board and this blanking port be on the base plate of the cavity of lower floor are in staggered distribution.During work, by pump 17, liquid material is inputted from the material inlet the annular housing of top layer, liquid material falls from the discharging opening of each layer cavity, and is suitable for and the underplate heat exchange in the cavity of each layer, so have, heat exchange area is comparatively large, heat exchange efficiency comparatively high; The small volume of drying machine simultaneously.
Native system is used for the continuous drying of liquid material, so without the need to scraper plate, is applicable to the liquid material being suitable for volatilization containing chlorobenzoyl chloride, phosphorus etc.Liquid material, through the heating of each layer cavity, evaporation, is made required volatile matter evaporation, and is collected by gathering system.
Described drying machine can as chemical reactor, distiller, reaction pot etc.
Obviously, above-described embodiment is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And these belong to spirit institute's apparent change of extending out of the present invention or change and are still among protection scope of the present invention.
Claims (5)
1. the continuous drier of a slurry or powder; It is characterized in that comprising: the annular housing that rotating shaft, multilayer are setting up and down; Each annular housing is matched with in this rotating shaft by center through hole movable sealing, this rotating shaft is fixed with the scraper plate be distributed in one by one in each annular housing; Between two adjacent annular housings, there is gap, and be connected by blanking channel sealing; The bottom of the base plate of each annular housing is provided with heating wire; The annular housing of top layer is provided with material inlet and exhaust outlet, and the bottom of the annular housing of bottom is provided with discharging opening;
Scraper plate is suitable for the plate top surface being close to annular housing.
2. the continuous drier of slurry according to claim 1 or powder, is characterized in that: the base plate of described annular housing ringwise, the outward flange of base plate higher than inward flange, to make the centroclinal angle of the ring surface of base plate for 1-5 °.
3. the continuous drier of slurry according to claim 1 or powder, is characterized in that: the below of described discharging opening is connected with the feeding mouth of a spiral feeder.
4. the continuous drier of slurry according to claim 1 or powder, is characterized in that: the sidewall of the annular housing of described bottom is provided with transparent observing mouth.
5. the continuous drier of slurry according to claim 1 or powder, it is characterized in that: in described two adjacent annular housings, 1 to 4 blanking port be on the base plate of the annular housing on upper strata radially distributes, each blanking port by described blanking channel be in lower floor annular housing top board on opening be connected; Opening on this top board and this blanking port be on the base plate of the annular housing of lower floor are in staggered distribution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310001309.8A CN103913050B (en) | 2013-01-04 | 2013-01-04 | The continuous drier of slurry or powder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310001309.8A CN103913050B (en) | 2013-01-04 | 2013-01-04 | The continuous drier of slurry or powder |
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| Publication Number | Publication Date |
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| CN103913050A CN103913050A (en) | 2014-07-09 |
| CN103913050B true CN103913050B (en) | 2016-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310001309.8A Expired - Fee Related CN103913050B (en) | 2013-01-04 | 2013-01-04 | The continuous drier of slurry or powder |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103913049B (en) * | 2013-01-04 | 2016-03-16 | 邹岳明 | The continuous drying system of slurry or powder |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2199397A (en) * | 1986-11-17 | 1988-07-06 | K Fuel Partnership | Multiple hearth apparatus and process for thermal treatment of carbonaceous materials |
| CN2369187Y (en) * | 1998-11-26 | 2000-03-15 | 张鸿飞 | Vertical disc drier |
| CN102123957A (en) * | 2008-06-20 | 2011-07-13 | 有限会社元进 | Sludge dryer with increased retention time |
| CN102706114A (en) * | 2012-07-10 | 2012-10-03 | 张振伟 | Vibrating disk type drier with river diversion function |
| CN203432241U (en) * | 2013-01-04 | 2014-02-12 | 邹岳明 | Continuous dryer for slurry or powder |
| CN103913049A (en) * | 2013-01-04 | 2014-07-09 | 邹岳明 | Slurry or powder continuous drying system |
-
2013
- 2013-01-04 CN CN201310001309.8A patent/CN103913050B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2199397A (en) * | 1986-11-17 | 1988-07-06 | K Fuel Partnership | Multiple hearth apparatus and process for thermal treatment of carbonaceous materials |
| CN2369187Y (en) * | 1998-11-26 | 2000-03-15 | 张鸿飞 | Vertical disc drier |
| CN102123957A (en) * | 2008-06-20 | 2011-07-13 | 有限会社元进 | Sludge dryer with increased retention time |
| JP2011524806A (en) * | 2008-06-20 | 2011-09-08 | ウォンジンエンビテック カンパニー | Sludge dryer with increased residence time |
| CN102706114A (en) * | 2012-07-10 | 2012-10-03 | 张振伟 | Vibrating disk type drier with river diversion function |
| CN203432241U (en) * | 2013-01-04 | 2014-02-12 | 邹岳明 | Continuous dryer for slurry or powder |
| CN103913049A (en) * | 2013-01-04 | 2014-07-09 | 邹岳明 | Slurry or powder continuous drying system |
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Address after: 225323, 1, Huan Xi Road, Diao Town, high port area, Jiangsu, Taizhou Patentee after: Zou Yueming Patentee after: Zou Yujie Address before: 213000 Tongjiang City, Jiangsu Province, North Road, No. 600 middle Jiangsu Yangtze River plastics market, building No. 9, No. 15, No. Patentee before: Zou Yueming Patentee before: Zou Yujie |
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Address after: No.18 Youyi Road, Lingang Economic Park, Gaogang District, Taizhou City, Jiangsu Province Co-patentee after: Zou Yujie Patentee after: Zou Yueming Address before: 225323, 1, Huan Xi Road, Diao Town, high port area, Jiangsu, Taizhou Co-patentee before: Zou Yujie Patentee before: Zou Yueming |
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