CN203432241U - Continuous dryer for slurry or powder - Google Patents
Continuous dryer for slurry or powder Download PDFInfo
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- CN203432241U CN203432241U CN201320001661.7U CN201320001661U CN203432241U CN 203432241 U CN203432241 U CN 203432241U CN 201320001661 U CN201320001661 U CN 201320001661U CN 203432241 U CN203432241 U CN 203432241U
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Abstract
A continuous dryer for slurry or powder can be applied on evaporation and collection of phosphorus in phosphorous slurry and residue, treatment of calcium oxide or calcium chloride or residues of benzoyl chloride, drying of chemical products, and comprehensive recycling of three wastes. The continuous dryer includes a rotation shaft, and multiple annular cavities which are vertically arranged, wherein each annular cavity is movably and hermetically cooperated with the rotation shaft through a center through hole, scrapers distributed in the annular cavities are fixed on the rotation shaft; a clearance is present between two adjacent annular cavities and the annular cavities are hermetically connected by blanking channels; the annular cavities are arranged in a thermal conduction liquid container; a material inlet and an air discharge are arranged on the top-level annular cavity, and a material outlet is arranged on the bottom of the bottom-level annular cavity. The system is suitable for continuously drying the slurry or powder and has other features of high production efficiency, environmental protection, safety, and energy saving; the slurry or the powder evaporates layer by layer, the volatilization area is large, so that the evaporation efficiency of volatiles is high and the recovery rate of the volatiles is also high.
Description
Technical field
The utility model relates to the continuous drier of a kind of slurry or powder, can be applicable to the evaporation of the phosphorus in phosphorus mud, slag to collect, and calcium oxide or calcium chloride, the raffinate of chlorobenzoyl chloride is processed, and chemical industry finished product is dry, the comprehensive recycling of the three wastes etc.
Background technology
In prior art, with producing yellow Phosphorus by electric oven, can produce phosphorus mud, phosphorus slag the like waste, and also have the yellow phosphorus of considerable part not produce completely in discarded phosphorus mud, phosphorus slag, cause like this waste of resource.
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, the phosphorus that make the dissolving of phosphorus body refuse, filters out becomes finished phosphorus after refining, in phosphorus mud after processing in this way, slag, still there is the P elements of l 5-20% not regain, and steam consumption quantity is large, the production cycle long (about 20 days), pollutes still serious; Dry blowing method is to pack phosphorus mud, slag into distillation to heat iron pan in iron pan, by guide pipeline, will phosphorus steam be imported in water bath and be refined into yellow phosphorus, this method can not be produced continuously, efficiency is lower, in the phosphorus mud after processing in this way, slag, still has the P elements of l 5-20% not regain; Chemical reagent reaction method adopts carbon disulfide to make extractant, quench and get yellow phosphorus, and this method is advanced compared with first two method, but its process cycle is long, yield is little, once quench and get rear recrement and also have the phosphorus of 2-5% residual, 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 that reclaims 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.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of continuous drier being suitable for the slurry of slurry continuous drying or powder.
In order to solve the problems of the technologies described above, the utility model provides the continuous drier of a kind of slurry or powder, comprising: rotating shaft, multilayer annular housing setting up and down; Each annular housing is matched with in this rotating shaft by center through hole movable sealing, is fixed with the scraper plate being distributed in one by one in each annular housing in this rotating shaft; Between two adjacent annular housings, there is gap, between two adjacent annular housings, by blanking channel, seal and be connected; 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 preferred embodiment a kind of, described scraper plate is suitable for being close to the plate top surface of annular housing, to prevent forming dirt layer on base plate, affects the heat conductivility of base plate.
As preferred embodiment a kind of, the blast pipe being connected on described exhaust outlet is provided with rupture pressure disc and check valve, to avoid inflammable and explosive volatile matter to blast in described annular housing.
As preferred embodiment a kind of, described blast pipe is connected after chilling spray tower with for reclaiming the recovery pond of volatile matter, to collect phosphorus or chlorobenzoyl chloride etc.
As preferred embodiment a kind of, ringwise, the outward flange of base plate is higher than inward flange for the base plate of described annular housing, so that the centroclinal angle of the ring surface of base plate is 1-5 °; With the material in annular housing described in balance, because of the centrifugal force that rotation produces, 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 rotating speed of rotating shaft, and concrete corresponding relation can obtain by experiment.
As preferred embodiment a kind of, 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 in real time discharging speed.
As preferred embodiment a kind of, the sidewall of the annular housing of described bottom is provided with transparent observing mouth, with observe after the dry materials in the annular housing of described bottom, then open described spiral feeder discharging.
As preferred embodiment a kind of; in described two adjacent annular housings; 1 to 4 blanking port on the base plate of the annular housing in upper strata radially distributes; while 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 distributing is suitable for synchronous whereabouts; with respect to the blanking port of other angles, can avoid feed blocking blanking port, guarantee that volatile matter rises through this blanking port.Each blanking port is connected by the opening on the top board of described blanking channel and annular housing in lower floor; Blanking port on the base plate of the annular housing in lower floor with this of the opening on this top board is in staggered distribution, to guarantee that material is suitable for being successively dried.
In order to realize the continuous drying of liquid towards material, the utility model also provides a kind of continuous drier, comprising: the cavity that multilayer is setting up and down; Between two adjacent cavitys, there is gap, and seal and be connected by blanking channel; 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 (annular housing that is 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, 1 to 4 blanking port on the base plate of the cavity in upper strata is connected by the opening on the top board of described blanking channel and cavity in lower floor; Blanking port on the base plate of the cavity in lower floor with this of the opening on this top board is in staggered distribution.
Technique scheme of the present utility model has the following advantages compared to existing technology: (1) drying machine overall volume of the present utility model is less, drying efficiency is higher; During work, slurry is inputted from top in real time, and is successively dried, falls, and volatile matter (such as phosphorus, chlorobenzoyl chloride etc.) is successively evaporated simultaneously, and volatile matter is exported from top vent, adopts gathering system to realize the collection of volatile matter; Slurry or the powder of drying are dry powder body, from bottom, discharge in real time; Therefore, native system is suitable for, to slurry, powder continuous drying, being suitable for real-time charging, discharging, without shutting down loading, unloading material, so production efficiency is higher; (2) slurry, powder are through successively evaporation, and volatilization area is larger, so the evaporation efficiency of volatile matter is higher, the rate of recovery of volatile matter is higher simultaneously.In to the application of phosphorus mud, slag, the phosphorus element content not reclaiming in dried phosphorus mud, slag is less than 1%.(3) drying machine of the present utility model, can be used as chemical reactor, distiller, reaction pot, and rotating shaft and scraper plate can adopt or not adopt according to material type selecting.
Accompanying drawing explanation
For content of the present utility model is more likely to be clearly understood, below the specific embodiment by reference to the accompanying drawings of basis, the utility model is described in further detail, 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 utility model;
Fig. 4 is the top view of annular housing of the present utility model;
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.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is elaborated:
See Fig. 1-7, the continuous drying system of the slurry that the present embodiment provides or powder, comprising: drying machine, be connected with the exhaust outlet of this drying machine for collecting the gathering system of volatile matter.
Drying machine comprises: rotating shaft 1, multilayer annular housing 2 setting up and down; Each annular housing 2 is matched with in this rotating shaft 1 by center through hole movable sealing, is fixed with the scraper plate 3 being distributed in one by one in each annular housing 2 in this rotating shaft 1; Between two adjacent annular housings 2, there is gap, with the base plate that facilitates annular housing 2 directly and heat-conducting medium or heating wire heat exchange, and then guaranteed drying effect.
Between two adjacent annular housings 2, by blanking channel 4 sealings, 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 combustion furnace 14 tops; The annular housing of top layer is provided with material inlet and for discharging the exhaust outlet of volatile matter, the bottom of the annular housing of bottom is provided with for discharging the discharging opening of dried slurry or powder.Heat-conducting medium in conductive fluid container 6 is heat conduction wet goods.
Described scraper plate 3 is suitable for being close to the plate top surface of annular housing 2, to prevent forming dirt layer on base plate, affects the heat conductivility of base plate.
The blast pipe 7 being connected on described exhaust outlet is provided with rupture pressure disc 8 and check valve 9, to avoid inflammable and explosive volatile matter to blast in described annular housing.Wherein, check valve 9 is suitable for avoiding air to pour in down a chimney in drying machine.
Described blast pipe 7 is connected after chilling spray tower 10 with for reclaiming the recovery pond 11 of volatile matter, 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, so that the centroclinal angle of the ring surface of base plate is 1-5 °, with the material in annular chamber described in balance 2 because of 1 centrifugal force that produces of 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 rotating speed of rotating shaft 1, and concrete corresponding relation can obtain by experiment.
As a kind of selectable embodiment, 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 in real time discharging speed.
The sidewall of the annular housing of described bottom is provided with transparent observing mouth; with observe after the dry materials in the annular housing of described bottom; open again described spiral feeder 12 dischargings, to guarantee discharging again after dry materials, and guarantee the abundant collection of volatile matter.
In described two adjacent annular housings 2; 3 or 4 blanking port 2-2 on the base plate of the annular housing in upper strata radially, Central Symmetry distributes; while 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 distributing is suitable for synchronous whereabouts, with respect to the blanking port that adopts other angles; can avoid feed blocking blanking port 2-2, guarantee that volatile matter rises through this blanking port 2-2.
Each blanking port 2-2 is connected by the opening 2-1 on the top board of described blanking channel 4 and annular housing in lower floor; Blanking port 2-2 on the base plate of the annular housing in lower floor with this of the opening 2-1 on this top board is in staggered distribution, to guarantee that material is suitable for being successively dried.
The hot waste gas that discharge at the top of described combustion furnace 14 is inputted and from top, discharges after the heat exchanger tube in this air heat-exchange tower 17 from the hot waste gas input port of an air heat-exchange tower 17, input after the new air and heat exchanger tube heat exchange of this air heat-exchange tower 17, in the described combustion furnace 14 of air-introduced machine 16 input, to improve the combustion heat value of the fuel in combustion furnace 14, realize energy-conservation.
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 to power supplys heating, or to continuous circulation input thermal conductance hydrothermal solution in described conductive fluid container 6, or adopt the combustion furnace 14 of being located at described drying machine bottom to each annular housing 2 heating; So that the temperature of described annular housing 2 is suitable for reaching 50-700 ℃ (actual temp need to be selected according to different materials).
B, by pump by slurry or by helicoid conveyer 13 by powder the material inlet from the annular housing of top layer input, open main motor 15 to drive described rotating shaft 1 to rotate simultaneously;
C, slurry or powder, under the turning effort of each layer of scraper plate 3, successively heat exchange, are dried and fall, and finally from the discharging opening of the annular housing of bottom, discharge; Volatile matter successively evaporates, up, and from described exhaust outlet output, through gathering system, realize the collection of volatile matter.
Described slurry or powder are phosphorus mud, phosphorus slag; Described volatile matter is phosphorus.
Described slurry or powder can, for slurry or the powder containing chlorobenzoyl chloride, can be also also calcium oxide or calcium chloride.
When the plate top surface at described annular housing 2 forms after dirt layer, in order to remove described dirt 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 to power supplys heating, or to continuous circulation input thermal conductance hydrothermal solution in described conductive fluid container 6, or adopt described combustion furnace 14 heating; Treat that the temperature of each annular housing is higher than preset value (80-150 ℃), stop to described drying machine heating, the input of the material inlet from the annular housing of top layer by cold water (lower than 20 ℃, the lower effect of water temperature is better) simultaneously, then opens described main motor 15.Dirt layer on the base plate of each annular housing 2 is after expanding with heat and contract with cold rapidly, because dirt layer and the rate that collapses of the base plate 2-3 of stainless steel differ greatly, each dirt layer is suitable for cracked frustillatum, and under the turning effort of each layer of scraper plate 3, successively fall, finally from discharging opening, export.
When described slurry is phosphorus mud, phosphorus slag, and when by pump, by slurry, the material inlet from the annular housing of top layer is inputted, for avoiding input air, guaranteeing production safety, described slurry is arranged in a soft bag sealing, that vacuumize, and this soft bag is connected with described pump by pipeline.Slurry in a soft bag is taken out when most, only need close pump, connects the soft bag that another fills slurry, can continue feeding, realizes the continuous operation of drying machine.
As Fig. 8 to 9, the present embodiment provides a kind of continuous drying system for liquid material, comprise drying machine, be connected with the exhaust outlet of this drying machine for collecting the gathering system of volatile matter.
Described drying machine comprises: the cavity 20 that multilayer is setting up and down; Between two adjacent cavitys 20, there is gap, and seal and be connected by blanking channel; 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 20,1 to 4 blanking port on the base plate of the cavity in upper strata is connected by the opening on the top board of described blanking channel 4 and cavity in lower floor; Blanking port on the base plate of the cavity in lower floor with this of the opening on this top board is in staggered distribution.During work, by pump 17 by liquid material the material inlet from the annular housing of top layer input, liquid material falls from the discharging opening of each layer of cavity, and is suitable for the underplate heat exchange in the cavity with each layer, so have that heat exchange area is large, heat exchange efficiency is compared with high; The small volume of while drying machine.
Native system is for the continuous drying of liquid material, so without scraper plate, be applicable to be suitable for containing chlorobenzoyl chloride, phosphorus etc. the liquid material of volatilization.Liquid material, through heating, the evaporation of each layer of cavity, makes required volatile matter evaporation, and collects by gathering system.
Described drying machine can be used as chemical reactor, distiller, reaction pot etc.
Obviously, above-described embodiment is only for the utility model example is clearly described, and is not the restriction to embodiment of the present utility model.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 also giving all embodiments.And these belong to apparent variation that spirit of the present utility model extended out or change still among protection domain of the present utility model.
Claims (7)
1. the continuous drier of a slurry or powder; It is characterized in that comprising: rotating shaft, multilayer annular housing setting up and down;
Each annular housing is matched with in this rotating shaft by center through hole movable sealing, is fixed with the scraper plate being distributed in one by one in each annular housing in this rotating shaft;
Between two adjacent annular housings, there is gap, and seal and be connected by blanking channel;
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.
2. the continuous drier of slurry according to claim 1 or powder, is characterized in that: ringwise, the outward flange of base plate is higher than inward flange for the base plate of described annular housing, so that the centroclinal angle of the ring surface of base plate is 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 on the base plate of the annular housing in upper strata radially distributes, and each blanking port is connected by the opening on the top board of described blanking channel and annular housing in lower floor; Blanking port on the base plate of the annular housing in lower floor with this of the opening on this top board is in staggered distribution.
6. a continuous drier, is characterized in that comprising: the cavity that multilayer is setting up and down; Between two adjacent cavitys, there is gap, and seal and be connected by blanking channel;
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;
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.
7. continuous drier as claimed in claim 6, is characterized in that: in described two adjacent cavitys, 1 to 4 blanking port on the base plate of the cavity in upper strata is connected by the opening on the top board of described blanking channel and cavity in lower floor; Blanking port on the base plate of the cavity in lower floor with this of the opening on this top board is in staggered distribution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320001661.7U CN203432241U (en) | 2013-01-04 | 2013-01-04 | Continuous dryer for slurry or powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320001661.7U CN203432241U (en) | 2013-01-04 | 2013-01-04 | Continuous dryer for slurry or powder |
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| CN203432241U true CN203432241U (en) | 2014-02-12 |
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| CN201320001661.7U Expired - Fee Related CN203432241U (en) | 2013-01-04 | 2013-01-04 | Continuous dryer for slurry or powder |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103913049A (en) * | 2013-01-04 | 2014-07-09 | 邹岳明 | Slurry or powder continuous drying system |
| CN103913050A (en) * | 2013-01-04 | 2014-07-09 | 邹岳明 | Slurry or powder continuous drying machine |
| CN105627709A (en) * | 2016-02-06 | 2016-06-01 | 上海凯赛生物技术研发中心有限公司 | Roller scratch board drier |
| CN106839739A (en) * | 2014-04-09 | 2017-06-13 | 邹玉华 | For the method for work of the continuous drying system of chemical residual liquor treatment |
-
2013
- 2013-01-04 CN CN201320001661.7U patent/CN203432241U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103913049A (en) * | 2013-01-04 | 2014-07-09 | 邹岳明 | Slurry or powder continuous drying system |
| CN103913050A (en) * | 2013-01-04 | 2014-07-09 | 邹岳明 | Slurry or powder continuous drying machine |
| CN103913050B (en) * | 2013-01-04 | 2016-03-16 | 邹岳明 | The continuous drier of slurry or powder |
| CN103913049B (en) * | 2013-01-04 | 2016-03-16 | 邹岳明 | The continuous drying system of slurry or powder |
| CN106839739A (en) * | 2014-04-09 | 2017-06-13 | 邹玉华 | For the method for work of the continuous drying system of chemical residual liquor treatment |
| CN106839739B (en) * | 2014-04-09 | 2019-10-15 | 江苏迪赛司自动化工程有限公司 | The working method of continuous drying system for chemical residual liquor processing |
| CN105627709A (en) * | 2016-02-06 | 2016-06-01 | 上海凯赛生物技术研发中心有限公司 | Roller scratch board drier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140212 Termination date: 20150104 |
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| EXPY | Termination of patent right or utility model |