WO2021120363A1 - 一种热相分离固体残渣出料降温除尘装置以及方法 - Google Patents

一种热相分离固体残渣出料降温除尘装置以及方法 Download PDF

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Publication number
WO2021120363A1
WO2021120363A1 PCT/CN2020/072529 CN2020072529W WO2021120363A1 WO 2021120363 A1 WO2021120363 A1 WO 2021120363A1 CN 2020072529 W CN2020072529 W CN 2020072529W WO 2021120363 A1 WO2021120363 A1 WO 2021120363A1
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cavity
screw
water
screw shaft
discharging
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PCT/CN2020/072529
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English (en)
French (fr)
Inventor
张哲娜
梁仁刚
林慧丽
闫亚丽
金兆迪
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杰瑞环保科技有限公司
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Publication of WO2021120363A1 publication Critical patent/WO2021120363A1/zh

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
    • B65G69/20—Auxiliary treatments, e.g. aerating, heating, humidifying, deaerating, cooling, de-watering or drying, during loading or unloading; Loading or unloading in a fluid medium other than air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G33/00—Screw or rotary spiral conveyors
    • B65G33/24—Details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
    • B65G69/18—Preventing escape of dust
    • B65G69/185—Preventing escape of dust by means of non-sealed systems
    • B65G69/188—Preventing escape of dust by means of non-sealed systems with spraying means

Definitions

  • the present invention relates to the technical field of thermal phase separation processing, in particular to a thermal phase separation solid residue discharge cooling and dust removal device and method.
  • Thermal phase separation technology has received more and more attention and industry recognition in the field of organic pollution waste treatment with its safety, environmental protection, high efficiency and thorough technical advantages, and has become the most promising waste treatment technology at present.
  • the temperature of the solid residue in the thermal phase separation technology is usually 300-500°C, and the direct discharge of the high-temperature solid residue will generate a large amount of dust and cause pollution.
  • the material is usually sprayed directly at the discharge port to reduce dust.
  • the traditional spray dust suppression device uses large water consumption, uneven mixing, and water vapor carries dust everywhere, causing secondary pollution and insufficient dust reduction.
  • the purpose of the present invention overcomes the shortcomings of the prior art and provides a thermal phase separation solid residue discharge cooling and dust removal device and method.
  • the discharge screw device and the discharge spray screw device are connected in series, before spraying water to humidify the high temperature material to remove dust
  • the high-temperature materials are first cooled by indirect heat exchange, which reduces the amount of spray water and prevents the water vapor from carrying dust and causing serious secondary pollution.
  • the cooling water passing through the jacket cavity and the first screw shaft hollow structure performs internal and external double heat exchange with the high-temperature materials in the material cavity, which improves the heat exchange performance.
  • Efficiency reduces the temperature of the material; the water flow direction in the jacket cavity and the first screw shaft is opposite to the material conveying direction, which ensures the lowest temperature of the material at the discharge port and greatly improves the heat exchange efficiency of the discharge screw device;
  • the addition of the discharge screw device greatly reduces the temperature of the material, reduces the amount of spray water in the discharge spray screw device, saves costs, and also meets the temperature requirements of the thermal phase separation solid residue discharge;
  • the material spraying screw device is equipped with a spray component, through which the cooled material is sprayed with water, and the material is cooled again, and at the same time it plays a role of dust removal; two sets of second spiral shafts and two sets of second spirals are provided The blades on the shaft occlude, increase the uniformity of the mixing of the material and the cooling water, and reduce the generation of dust.
  • a thermal phase separation solid residue discharge cooling and dust removal device including a discharge screw device and a discharge spray screw device, the discharge screw device and the discharge spray screw
  • the device is connected, the discharge screw device is provided with a first screw shaft, a material cavity and a jacket cavity, the first screw shaft is sleeved with a material cavity, the jacket cavity is sleeved outside the material cavity, and the first screw shaft is used for For conveying materials in the material cavity, a first inlet is provided at one end of the material cavity, the first inlet extends through the jacket cavity to the outside of the jacket cavity, and the other end of the material cavity is provided with a first outlet.
  • a discharge port extends through the jacket cavity to the outside of the jacket cavity.
  • One end of the jacket cavity is provided with a first water inlet, and the other end of the jacket cavity is provided with a first water outlet.
  • the water in the jacket cavity is used for cooling
  • the material in the material cavity enters the discharge spray screw device from the discharge screw device, and the discharge spray screw device is provided with a spray component, and the spray component is used to spray water to the material.
  • water flow direction in the jacket cavity is opposite to the material conveying direction.
  • first screw shaft has a hollow structure, one end of the first screw shaft is provided with a second water inlet, the other end of the first screw shaft is provided with a second water outlet, and the second water inlet is The hollow structure and the second water outlet form a water flow channel.
  • water flow direction in the hollow structure of the first screw shaft is opposite to the material conveying direction.
  • the discharge spray screw device is a sealed hollow structure, one end of the discharge spray screw device is provided with a second inlet, and the other end is provided with a second outlet, and the spray assembly is provided with On the inner surface of the top of the discharging spray screw device, the discharging spray screw device is further provided with a second screw shaft, and the second screw shaft is used for stirring and conveying materials.
  • the second screw shaft is provided with blades, the blades are in multiple groups, and the multiple groups of the blades are spirally evenly distributed on the second screw shaft.
  • the second screw shafts are in two groups, the two groups of the second screw shafts are arranged side by side, and the blades on the two groups of the second screw shafts are arranged in a staggered manner.
  • the distance between the center lines of the two groups of the second screw shafts is greater than the sum of the diameter of the second screw shaft and one blade length, and is less than the sum of the diameter of the second screw shaft and two blade lengths.
  • high-temperature materials enter the material cavity from the first inlet, and the first screw shaft starts to rotate to convey the high-temperature materials toward the first outlet while cooling Water flows into the discharging screw device in two ways, one of which flows into the jacket cavity from the first water inlet and flows out from the first water outlet, and the other flows from the second water inlet into the hollow structure of the first screw shaft and flows from the second water inlet to the hollow structure of the first screw shaft.
  • the water outlet flows out, and the cooling water in the jacket cavity and the cooling water in the first screw shaft respectively exchange heat with the high-temperature materials in the material cavity.
  • the high-temperature materials After the high-temperature materials are cooled, they are discharged from the first outlet of the material cavity to the discharge
  • the second feed port of the spray screw device the material enters the discharge spray screw device, and the material is conveyed in the direction of the second discharge port under the action of the second screw shaft, while the spray component is directed to the discharge spray screw device Cooling water is sprayed inside to cool the materials and remove dust, and the materials after dust removal and cooling are discharged from the second discharge port.
  • the beneficial effect of the present invention is: the thermal phase separation solid residue discharge cooling and dust removal device, through the discharge screw device and the discharge spray screw device in series, before the high temperature material is sprayed with water to humidify and remove the dust.
  • the indirect heat exchange method cools high-temperature materials, reduces the amount of spray water, and prevents serious secondary pollution caused by water vapor carrying dust.
  • the cooling water passing through the jacket cavity and the first screw shaft hollow structure performs internal and external double heat exchange with the high-temperature materials in the material cavity, which improves the heat exchange performance.
  • Efficiency reduces the temperature of the material; the water flow direction in the jacket cavity and the first screw shaft is opposite to the material conveying direction, which ensures the lowest temperature of the material at the discharge port and greatly improves the heat exchange efficiency of the discharge screw device;
  • the addition of the discharge screw device greatly reduces the temperature of the material, reduces the amount of spray water in the discharge spray screw device, saves costs, and at the same time meets the temperature requirements for the solid residue discharge of the thermal phase separation;
  • the material spraying screw device is equipped with a spray component, through which the cooled material is sprayed with water, and the material is cooled again, and at the same time it plays a role of dust removal; two sets of second spiral shafts and two sets of second spirals are provided The blades on the shaft occlude, increase the uniformity of the mixing of the material and the cooling water, and reduce the generation of dust.
  • Figure 1 is a schematic diagram of the structure of the present thermal phase separation solid residue discharge cooling and dust removal device.
  • Fig. 2 is a schematic view of the structure of the second screw shaft.
  • a thermal phase separation solid residue discharge cooling and dust removal device including a discharge screw device 1 and a discharge spray screw device 2, the discharge screw device 1 and a discharge spray screw device 2 is connected, the discharging screw device 1 is provided with a first screw shaft 11, a material cavity 3 and a jacket cavity 4, the first screw shaft 11 is sheathed with a material cavity 3, and the jacket cavity 4 is sheathed outside the material cavity 3.
  • the first screw shaft 11 is used to transport the material in the material cavity 3. More preferably, the first screw shaft 11 is provided with paddle blades, the paddle blades are in multiple groups, and the multiple sets of paddle blades are evenly distributed in spirals. On the first screw shaft 11.
  • a first inlet 5 is provided at one end of the material cavity 3, the first inlet 5 extends through the jacket cavity 4 to the outside of the jacket cavity 4, and a first outlet 6 is provided at the other end of the material cavity 3.
  • a discharge port 6 extends through the jacket cavity 4 to the outside of the jacket cavity 4.
  • One end of the jacket cavity 4 is provided with a first water inlet 7, and the other end of the jacket cavity 4 is provided with a first water outlet 8.
  • the water in the cavity 4 is used to cool the material in the material cavity 3. More preferably, the water flow direction in the jacket cavity 4 is opposite to the material conveying direction. By passing cooling water into the jacket cavity 4, the material is conveyed in the material cavity 3, and the cooling water exchanges heat with the material to reduce the temperature of the material.
  • the flow direction of the cooling water is opposite to the conveying direction of the material to improve the heat exchange efficiency.
  • the material enters the discharge spray screw device 2 from the discharge screw device 1, and the discharge spray screw device 2 is provided with a spray assembly 12, and the spray assembly 12 is used to spray water on the material.
  • the spray component 12 sprays cooling water into the discharge spray screw device 2, and the material cooled by the discharge screw device 1 is mixed with the cooling water, and the material exchanges heat with the cooling water to further cool down, and the material is sprayed to humidify and remove dust , Reduce the amount of spray water.
  • the first screw shaft 11 is a hollow structure, one end of the first screw shaft 11 is provided with a second water inlet 10, the other end of the first screw shaft 11 is provided with a second water outlet 9, and the second inlet
  • the water port 10, the hollow structure and the second water outlet 9 form a water flow channel.
  • the water flow direction in the hollow structure of the first screw shaft 11 is opposite to the material conveying direction. Cooling water is introduced into the hollow structure of the first screw shaft 11, and the cooling water exchanges heat with the material in the material cavity 3 to reduce the temperature of the material; the cooling water flow direction is opposite to the material conveying direction, which improves the heat exchange efficiency.
  • the discharge spray screw device 2 is a sealed hollow structure. One end of the discharge spray screw device 2 is provided with a second inlet 13 and the other end is provided with a second outlet 14.
  • the spray assembly 12 is set on the inner surface of the top of the discharging spray screw device 2, the spray component 12 sprays cooling water into the discharging spray screw device 2, and the material is sprayed, humidified and dust-removed, and mixed with the cooling water for heat Exchange to further reduce the temperature of the material.
  • the discharge spraying screw device 2 is also provided with a second screw shaft 15 for stirring and conveying materials.
  • the second screw shaft 15 is provided with blades 16, the blades 16 are in multiple groups, and the multiple groups of the blades 16 are evenly distributed spirally on the second screw shaft 15, which can improve the conveying efficiency of the second screw shaft 15 .
  • the second screw shafts 15 are in two groups, the two groups of the second screw shafts 15 are arranged side by side, and the blades 16 on the two groups of the second screw shafts 15 are arranged in a staggered manner. Further preferably, the distance between the center lines of the two sets of second screw shafts is D, which is greater than the sum of the diameter of the second screw shaft and one blade length, and is less than the sum of the diameter of the second screw shaft and two blade lengths. .
  • the staggered blades 16 can crush the agglomerated materials, prevent the agglomeration of the materials, increase the uniformity of the mixing of the materials and the cooling water, and reduce the generation of dust.
  • the cooling water flows into the discharge screw device 1 in 2 ways, one of which flows into the jacket cavity 4 through the first water inlet 7 and flows out from the first water outlet 8. More preferably, the flow of cooling water in the jacket cavity 4 The direction is opposite to the material conveying direction.
  • the second water inlet 10 flows into the hollow structure of the first screw shaft 11 and flows out from the second water outlet 9. More preferably, the flow direction of the cooling water in the first screw shaft 11 is opposite to the material conveying direction.
  • the cooling water in the jacket cavity 4 and the cooling water in the first screw shaft 11 respectively exchange heat with the material in the material cavity 3, which greatly improves the efficiency of heat exchange and reduces the temperature of the material.
  • the material temperature can be reduced to 100-150°C.
  • the spray component 12 sprays cooling water into the discharge spray screw device 2 to cool the material and remove dust.
  • the temperature of the material can be reduced to 60-80°C. The material after dust removal and cooling is discharged from the second discharge port 14.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing Of Solid Wastes (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

一种热相分离固体残渣出料降温除尘装置，包括出料螺旋装置(1)和出料喷淋螺旋装置(2)，出料螺旋装置(1)和出料喷淋螺旋装置(2)连接，出料螺旋装置(1)设有第一螺旋轴(11)、物料腔(3)和夹套腔(4)，第一螺旋轴(11)外套设物料腔(3)，夹套腔(4)套设在物料腔(3)外，第一螺旋轴(11)用于输送物料腔(3)中的物料，在物料腔(3)一端设有第一进料口(5)，第一进料口(5)穿过夹套腔(4)延伸到夹套腔(4)外，在物料腔(3)另一端设有第一出料口(6)，第一出料口(6)穿过夹套腔(4)延伸到夹套腔(4)外，夹套腔(4)的一端设有第一进水口(7)，夹套腔(4)的另一端设有第一出水口(8)，出料喷淋螺旋装置(2)内设有喷淋组件(12)，喷淋组件(12)用于向物料喷水；采用该装置在对高温物料喷水加湿除尘之前先进行降温，减少了喷淋水的用量，节约成本，并可防止水汽携带粉尘造成严重的二次污染。

Description

一种热相分离固体残渣出料降温除尘装置以及方法 技术领域
本发明涉及热相分离处理技术领域，具体涉及一种热相分离固体残渣出料降温除尘装置以及方法。
背景技术
热相分离技术以其安全、环保、高效、彻底的技术优势，在有机污染废弃物处理领域受到了越来越多的关注与行业认同，已经成为目前最有前景的废弃物处理技术。热相分离技术工艺中的固体残渣温度通常在300-500℃，高温的固体残渣直接排出将产生大量的粉尘，造成污染。目前为降低作业现场的粉尘量通常在出料口对物料进行直接喷淋降尘作业。传统的喷淋降尘装置用水量大、混合不均匀、水汽携带粉尘四散造成二次污染，降尘不充分。
发明内容
本发明的目的克服现有技术的不足，提供一种热相分离固体残渣出料降温除尘装置以及方法，通过出料螺旋装置和出料喷淋螺旋装置串联，在对高温物料喷水加湿除尘之前先通过间接换热的方式对高温物料进行降温，减少了喷淋水的用量，防止水汽携带粉尘造成严重的二次污染。通过夹套腔的设置以及第一螺旋轴的中空结构设置，夹套腔和第一螺旋轴中空结构内通入的冷却水与物料腔内的高温物料进行内外双重热交换，提高了热交换的效率，降低了物料的温度；夹套腔以及第一螺旋轴内的水流方向均与物料输送方向相反，保证了出料口物料的温度最低，大大提升了出料螺旋装置的换热效率；通过出料螺旋装置的增设，将物料的温度大幅度的降低，减少了出料喷淋螺 旋装置内喷淋水的用量，节约成本，还同时满足了热相分离固体残渣出料的温度要求；出料喷淋螺旋装置内设有喷淋组件，通过喷淋组件对降温后的物料进行喷水，再次对物料进行降温，同时起到除尘作用；设置两组第二螺旋轴，两组第二螺旋轴上的叶片咬合，增加了物料与冷却水的混合均匀度，减少粉尘的产生。
本发明的目的是通过以下技术措施达到的：一种热相分离固体残渣出料降温除尘装置，包括出料螺旋装置和出料喷淋螺旋装置，所述出料螺旋装置和出料喷淋螺旋装置连接，所述出料螺旋装置设有第一螺旋轴、物料腔和夹套腔，第一螺旋轴外套设物料腔，夹套腔套设在物料腔外，所述第一螺旋轴用于输送物料腔中的物料，在物料腔一端设有第一进料口，第一进料口穿过夹套腔延伸到夹套腔外，在物料腔另一端设有第一出料口，第一出料口穿过夹套腔延伸到夹套腔外，夹套腔的一端设有第一进水口，夹套腔的另一端设有第一出水口，夹套腔中的水用于冷却物料腔中的物料，物料从出料螺旋装置进入出料喷淋螺旋装置，所述出料喷淋螺旋装置内设有喷淋组件，所述喷淋组件用于向物料喷水。
进一步地，所述夹套腔内水流方向与所述物料输送方向相反。
进一步地，所述第一螺旋轴为中空结构，所述第一螺旋轴一端设有第二进水口，所述第一螺旋轴的另一端设有第二出水口，所述第二进水口、中空结构和第二出水口形成水流通道。
进一步地，所述第一螺旋轴中空结构内水流方向与物料输送方向相反。
进一步地，所述出料喷淋螺旋装置为密封的中空结构，所述出料喷淋螺旋装置一端设有第二进料口，另一端设有第二出料口，所述喷淋组件设在所 述出料喷淋螺旋装置顶部的内表面上，所述出料喷淋螺旋装置还设有第二螺旋轴，所述第二螺旋轴用于搅拌并输送物料。
进一步地，所述第二螺旋轴上设有叶片，所述叶片为多组，多组所述叶片螺旋均匀分布在所述第二螺旋轴上。
进一步地，所述第二螺旋轴为2组，2组所述第二螺旋轴并排设置，2组所述第二螺旋轴上的叶片交错设置。
进一步地，2组所述第二螺旋轴轴中心线之间的距离大于第二螺旋轴直径与1倍叶片长度之和，且小于第二螺旋轴直径与2倍叶片长度之和。
所述的热相分离固体残渣出料降温除尘装置的方法，高温物料由第一进料口进入物料腔内，第一螺旋轴开始旋转，将高温物料向第一出料口方向输送，同时冷却水分2路流入出料螺旋装置内，其中一路由第一进水口流入夹套腔内并由第一出水口流出，另一路由第二进水口流入第一螺旋轴的中空结构内并由第二出水口流出，夹套腔内的冷却水和第一螺旋轴内的冷却水分别与物料腔内的高温物料进行热交换，高温物料被降温后由物料腔的第一出料口排出到出料喷淋螺旋装置的第二进料口，物料进入出料喷淋螺旋装置内，在第二螺旋轴的作用下物料向第二出料口方向输送，同时喷淋组件向出料喷淋螺旋装置内喷冷却水将物料降温除尘，除尘降温后的物料由第二出料口排出。
与现有技术相比，本发明的有益效果是：热相分离固体残渣出料降温除尘装置，通过出料螺旋装置和出料喷淋螺旋装置串联，在对高温物料喷水加湿除尘之前先通过间接换热的方式对高温物料进行降温，减少了喷淋水的用量，防止水汽携带粉尘造成严重的二次污染。通过夹套腔的设置以及第一螺 旋轴的中空结构设置，夹套腔和第一螺旋轴中空结构内通入的冷却水与物料腔内的高温物料进行内外双重热交换，提高了热交换的效率，降低了物料的温度；夹套腔以及第一螺旋轴内的水流方向均与物料输送方向相反，保证了出料口物料的温度最低，大大提升了出料螺旋装置的换热效率；通过出料螺旋装置的增设，将物料的温度大幅度的降低，减少了出料喷淋螺旋装置内喷淋水的用量，节约成本，还同时满足了热相分离固体残渣出料的温度要求；出料喷淋螺旋装置内设有喷淋组件，通过喷淋组件对降温后的物料进行喷水，再次对物料进行降温，同时起到除尘作用；设置两组第二螺旋轴，两组第二螺旋轴上的叶片咬合，增加了物料与冷却水的混合均匀度，减少粉尘的产生。
下面结合附图和具体实施方式对本发明作详细说明。
附图说明
图1是本热相分离固体残渣出料降温除尘装置的结构示意图。
图2是第二螺旋轴的结构示意图。
其中，1.出料螺旋装置，2.出料喷淋螺旋装置，3.物料腔，4.夹套腔，5.第一进料口，6.第一出料口，7.第一进水口，8.第一出水口，9.第二出水口，10.第二进水口，11.第一螺旋轴，12.喷淋组件，13.第二进料口，14.第二出料口，15.第二螺旋轴，16.叶片。
具体实施方式
如图1至2所示，一种热相分离固体残渣出料降温除尘装置，包括出料螺旋装置1和出料喷淋螺旋装置2，所述出料螺旋装置1和出料喷淋螺旋装置2连接，所述出料螺旋装置1设有第一螺旋轴11、物料腔3和夹套腔4，第一螺旋轴11外套设物料腔3，夹套腔4套设在物料腔3外，所述第一螺旋轴11 用于输送物料腔3中的物料，进一步优选，所述第一螺旋轴11上设有浆叶，所述浆叶为多组，多组所述浆叶螺旋均匀分布在所述第一螺旋轴11上。在物料腔3一端设有第一进料口5，第一进料口5穿过夹套腔4延伸到夹套腔4外，在物料腔3另一端设有第一出料口6，第一出料口6穿过夹套腔4延伸到夹套腔4外，夹套腔4的一端设有第一进水口7，夹套腔4的另一端设有第一出水口8，夹套腔4中的水用于冷却物料腔3中的物料，进一步优选，所述夹套腔4内水流方向与所述物料输送方向相反。通过在夹套腔4内通入冷却水，物料腔3内输送物料，冷却水与物料进行热量交换，降低物料的温度，同时，冷却水的流向与物料的输送方向相反，提高换热效率。物料从出料螺旋装置1进入出料喷淋螺旋装置2，所述出料喷淋螺旋装置2内设有喷淋组件12，所述喷淋组件12用于向物料喷水。喷淋组件12向出料喷淋螺旋装置2内喷冷却水，经出料螺旋装置1降温后的物料与冷却水混合，物料与冷却水进行热交换，进一步降温，同时物料被喷淋加湿除尘，减少了喷淋水的用量。
所述第一螺旋轴11为中空结构，所述第一螺旋轴11一端设有第二进水口10，所述第一螺旋轴11的另一端设有第二出水口9，所述第二进水口10、中空结构和第二出水口9形成水流通道。进一步优选，所述第一螺旋轴11中空结构内水流方向与物料输送方向相反。第一螺旋轴11的中空结构内通入冷却水，冷却水与物料腔3内的物料进行热量交换，降低物料的温度；冷却水水流向与物料输送方向相反，提高了换热效率。
所述出料喷淋螺旋装置2为密封的中空结构，所述出料喷淋螺旋装置2一端设有第二进料口13，另一端设有第二出料口14，所述喷淋组件12设在所述出料喷淋螺旋装置2顶部的内表面上，喷淋组件12向出料喷淋螺旋装置 2内喷淋冷却水，物料被喷淋加湿除尘的同时与冷却水混合进行热量交换，进一步降低物料的温度。所述出料喷淋螺旋装置2还设有第二螺旋轴15，所述第二螺旋轴15用于搅拌并输送物料。
所述第二螺旋轴15上设有叶片16，所述叶片16为多组，多组所述叶片16螺旋均匀分布在所述第二螺旋轴15上，可提高第二螺旋轴15的输送效率。
所述第二螺旋轴15为2组，2组所述第二螺旋轴15并排设置，2组所述第二螺旋轴15上的叶片16交错设置。进一步优选，2组所述第二螺旋轴轴中心线之间的距离为D,D大于第二螺旋轴直径与1倍叶片长度之和，且小于第二螺旋轴直径与2倍叶片长度之和。交错设置的叶片16可将结块的物料搅碎，防止物料结块，并可增加物料与冷却水的混合均匀度，减少粉尘的产生。
所述的热相分离固体残渣出料降温除尘装置的方法，高温物料由第一进料口5进入物料腔3内，第一螺旋轴11开始旋转，将物料向第一出料口6方向输送，同时冷却水分2路流入出料螺旋装置1内，其中一路由第一进水口7流入夹套腔4内并由第一出水口8流出，进一步优选，夹套腔4内的冷却水的流动方向与物料输送方向相反。另一路由第二进水口10流入第一螺旋轴11的中空结构内并由第二出水口9流出，进一步优选，第一螺旋轴11内的冷却水的流动方向与物料输送方向相反。夹套腔4内的冷却水和第一螺旋轴11内的冷却水分别与物料腔3内的物料进行热交换，大大提高了热交换的效率，降低了物料的温度。高温物料经出料螺旋装置1降温后物料温度可将至100-150℃。高温物料被降温后由物料腔3的第一出料口6排出到出料喷淋螺旋装置2的第二进料口13，物料进入出料喷淋螺旋装置2内，在第二螺旋轴15的作用下物料向第二出料口14方向输送。同时喷淋组件12向出料喷淋螺 旋装置2内喷冷却水将物料降温除尘，经出料喷淋螺旋装置2降温除尘后物料温度可降至60-80℃。除尘降温后的物料由第二出料14口排出。
本行业的技术人员应该了解，本发明不受上述实施例的限制，上述实施例和说明书中描述的只是说明本发明的原理，在不脱离本发明精神和范围的前提下，本发明还会有各种变化和改进，这些变化和改进都落入要求保护的本发明范围内。本发明要求保护范围由所附的权利要求书及其等效物界定。

Claims (9)

  1. 一种热相分离固体残渣出料降温除尘装置，其特征在于，包括出料螺旋装置和出料喷淋螺旋装置，所述出料螺旋装置和出料喷淋螺旋装置连接，所述出料螺旋装置设有第一螺旋轴、物料腔和夹套腔，第一螺旋轴外套设物料腔，夹套腔套设在物料腔外，所述第一螺旋轴用于输送物料腔中的物料，在物料腔一端设有第一进料口，第一进料口穿过夹套腔延伸到夹套腔外，在物料腔另一端设有第一出料口，第一出料口穿过夹套腔延伸到夹套腔外，夹套腔的一端设有第一进水口，夹套腔的另一端设有第一出水口，夹套腔中的水用于冷却物料腔中的物料，物料从出料螺旋装置进入出料喷淋螺旋装置，所述出料喷淋螺旋装置内设有喷淋组件，所述喷淋组件用于向物料喷水。
  2. 根据权利要求1所述的热相分离固体残渣出料降温除尘装置，其特征在于：所述夹套腔内水流方向与所述物料输送方向相反。
  3. 根据权利要求1或2所述的热相分离固体残渣出料降温除尘装置，其特征在于：所述第一螺旋轴为中空结构，所述第一螺旋轴一端设有第二进水口，所述第一螺旋轴的另一端设有第二出水口，所述第二进水口、中空结构和第二出水口形成水流通道。
  4. 根据权利要求3所述的热相分离固体残渣出料降温除尘装置，其特征在于：所述第一螺旋轴中空结构内水流方向与物料输送方向相反。
  5. 根据权利要求1所述的热相分离固体残渣出料降温除尘装置，其特征在于：所述出料喷淋螺旋装置为密封的中空结构，所述出料喷淋螺旋装置一端设有第二进料口，另一端设有第二出料口，所述喷淋组件设在所述出料喷淋螺旋装置顶部的内表面上，所述出料喷淋螺旋装置还设有第二螺旋轴，所述第二螺旋轴用于搅拌并输送物料。
  6. 根据权利要求5所述的热相分离固体残渣出料降温除尘装置，其特征在于：所述第二螺旋轴上设有叶片，所述叶片为多组，多组所述叶片螺旋均匀分布在所述第二螺旋轴上。
  7. 根据权利要求6所述的热相分离固体残渣出料降温除尘装置，其特征在于：所述第二螺旋轴为2组，2组所述第二螺旋轴并排设置，2组所述第二螺旋轴上的叶片交错设置。
  8. 根据权利要求7所述的热相分离固体残渣出料降温除尘装置，其特征在于：2组所述第二螺旋轴轴中心线之间的距离大于第二螺旋轴直径与1倍叶片长度之和，且小于第二螺旋轴直径与2倍叶片长度之和。
  9. 根据权利要求1-8任一项所述的热相分离固体残渣出料降温除尘装置的方法，其特征在于：高温物料由第一进料口进入物料腔内，第一螺旋轴开始旋转，将高温物料向第一出料口方向输送，同时冷却水分2路流入出料螺旋装置内，其中一路由第一进水口流入夹套腔内并由第一出水口流出，另一路由第二进水口流入第一螺旋轴的中空结构内并由第二出水口流出，夹套腔内的冷却水和第一螺旋轴内的冷却水分别与物料腔内的高温物料进行热交换，高温物料被降温后由物料腔的第一出料口排出到出料喷淋螺旋装置的第二进料口，物料进入出料喷淋螺旋装置内，在第二螺旋轴的作用下物料向第二出料口方向输送，同时喷淋组件向出料喷淋螺旋装置内喷冷却水将物料降温除尘，除尘降温后的物料由第二出料口排出。
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