CN103542739A - High-temperature fine particle material cooling and discharging system - Google Patents
High-temperature fine particle material cooling and discharging system Download PDFInfo
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- CN103542739A CN103542739A CN201310515857.2A CN201310515857A CN103542739A CN 103542739 A CN103542739 A CN 103542739A CN 201310515857 A CN201310515857 A CN 201310515857A CN 103542739 A CN103542739 A CN 103542739A
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- cooler
- pipeline
- exhaust system
- temperature fine
- cooling
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Abstract
The invention discloses a high-temperature fine particle material cooling and discharging system which comprises a cooler. The top of the cooler is connected with a material discharging adjusting device, a cooling water outlet pipeline is connected to a side upper portion of the cooler, a cooling water inlet pipeline and a water delivery pipeline are connected to side lower portions of the cooler, material discharging openings in the bottom of the cooler are connected with inlets in the front upper portion of a material conveying device, a final material discharging opening is formed in the rear lower portion of the material conveying device, inlet flow equalizing devices are arranged in inlets in the top of the cooler, a plurality of material circulating pipelines are connected with the inside the cooler and the lower sides of the inlet flow equalizing devices, material discharging flow equalizing devices are connected to the lower sides of the material circulating pipelines, and the material discharging openings are arranged below the material discharging flow equalizing devices. Fine particle materials at the temperature lower than 950 DEG C are fed into the cooler via the material discharging adjusting device and then are distributed by the inlet flow equalizing devices, and high-temperature materials which flow into the material circulating pipelines are cooled by cooling water, then are fed into the material conveying device and are conveyed to specified positions. The high-temperature fine particle material cooling and discharging system has the advantages of low energy consumption, simplicity, reliability, low failure rate and good cooling effect.
Description
Technical field
The present invention relates to the cooling draining technology of material field, be specifically related to the cooling exhaust system of a kind of high-temperature fine granule materials.
Background technology
At present, because the factors such as coal-fired ash content is high, grain size distribution is unreasonable cause (a kind of high-temperature fine granular materials of circulating ash in CFBB, temperature is about 850 ℃, average grain diameter and is about 0.2mm) amount is large, the phenomenon of the unfavorable unit safety economical operation such as cause thus that boiler occurs that bed temperature is low, steam temperature parameter is low, on-load ability, boiler efficiency are low.
Meanwhile, in industries such as cement, metallurgy, also having high-temperature fine granule materials, how by the measure of direct water-cooling or directly discharge, to process, not only cause the waste of water resource,, also there is certain potential safety hazard in energy loss.
Therefore the environment protection emission that the cooling discharge that, how to realize high-temperature fine granule materials optimizes boiler operating parameter to improving, realize fine granular materials is significant.
Summary of the invention
The problem existing in order to solve above-mentioned prior art, the object of the present invention is to provide the cooling exhaust system of a kind of high-temperature fine granule materials, and this system has advantages of that energy consumption is low, system is simple and reliable, failure rate is low, good cooling results.
For reaching above object, the present invention adopts following technical scheme:
The cooling exhaust system of a kind of high-temperature fine granule materials, comprise cooler 8, the top of described cooler 8 is connected with discharge of materials adjusting device 1, it is characterized in that: the upper lateral part of described cooler 8 is connected with coolant outlet pipeline 7, side lower part is connected with cooling water inlet pipeline 13 and aqueduct 18, the discharge of materials mouth 14 of cooler 8 bottoms is connected with the entrance of device for transporting objects 15 front upper parts, described device for transporting objects 15 rear lowers arrange the final floss hole 20 of material, in the entrance at cooler 8 tops, charging current equalizer 2 is set, in described cooler 8, the below of charging current equalizer 2 is connected with a plurality of material stream passed pipelines 21, the below of material stream passed pipeline 21 is connected with discharge current equalizer 19, described discharge of materials mouth 14 is arranged on the below of discharge current equalizer 19.
Described cooler 8 inside are provided with one or more layers dividing plate 16, and every layer of dividing plate 16 is comprised of upper plate and lower plate at a distance of predeterminable range, and described upper plate and lower plate are porous plate, its hole and material stream passed pipeline 21 tight fits; Between the top of upper plate and the bottom of lower plate, be connected with cooling water connecting pipe for water road 17, described dividing plate 16 is divided into two-stage or multistage by the heating surface with material stream passed pipeline 21.
In described cooler 8, be provided with from top to bottom multilayer deflector 9, adjacent baffle 9 setting of staggering, deflector 9 is porous plate, described material stream passed pipeline 21 is through deflector 9.
Described device for transporting objects 15 is conveying worm, drag conveyor or bucket chain conveyor.
Described cooler 8 is interior, charging current equalizer 2 belows are provided with material measurement mechanism 3.
Described charging current equalizer 2 is one or more, and it is shaped as cone or multiaspect cone.
Described discharge current equalizer 19 is one or more, and it is shaped as cone or multiaspect cone.
Described discharge of materials mouth 14 is one or more, and the entrance of corresponding device for transporting objects 15 front upper parts is also one or more.
Described material stream passed pipeline 21 is single size pipeline or plurality of specifications pipeline, and during for plurality of specifications pipeline, the internal diameter of pipeline increases gradually along cooler center axial-radial direction.
On described cooling water inlet pipeline 13, be provided with hand stop valve 10, flowmeter 11 and electric control valve 12.
On described coolant outlet pipeline 7, be provided with pressure measurement point 5 and control valve 6.
Compared to the prior art, tool has the following advantages in the present invention:
1, material flows downward by self gravitation in material stream passed pipeline, and system energy consumption is low, simple and reliable.
2, material is mobile in material stream passed pipeline, cooling water is mobile outward at material stream passed pipeline, is beneficial to and guarantees that cooler wall temperature remains at low levels.
3, system adopts the adverse current type of cooling, good cooling results, and cooling capacity is strong.
4, by water-cooled, the heat of high-temperature material is recycled, increased economic efficiency.
5, adopt device for transporting objects, realize the smooth delivery of power of cooling rear material.
Accompanying drawing explanation
Fig. 1 is system construction drawing of the present invention.
Fig. 2 be Fig. 1 of the present invention along A-A to cutaway view, wherein Fig. 2 a is for single specification material stream passed pipeline is set, Fig. 2 b is for arranging two kinds of specification material stream passed pipelines, Fig. 2 c is for arranging two kinds of specification material stream passed pipelines.
The specific embodiment
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
As shown in Figure 1, the cooling exhaust system of a kind of high-temperature fine granule materials of the present invention, comprise cooler 8, the top of described cooler 8 is connected with discharge of materials adjusting device 1, it is characterized in that: the upper lateral part of described cooler 8 (centrum 4 bottoms) is connected with coolant outlet pipeline 7, side lower part is connected with cooling water inlet pipeline 13 and aqueduct 18, the discharge of materials mouth 14 of cooler 8 bottoms is connected with the entrance of device for transporting objects 15 front upper parts, described device for transporting objects 15 rear lowers arrange the final floss hole 20 of material, in centrum 4 entrances at cooler 8 tops, charging current equalizer 2 is set, in described cooler 8, the below of charging current equalizer 2 is connected with a plurality of material stream passed pipelines 21, the below of material stream passed pipeline 21 is connected with discharge current equalizer 19, described discharge of materials mouth 14 is arranged on the below of discharge current equalizer 19.
As the preferred embodiment of the present invention, described cooler 8 inside are provided with one or more layers dividing plate 16, and every layer of dividing plate 16 is comprised of upper plate and lower plate at a distance of predeterminable range, and described upper plate and lower plate are porous plate, its hole and material stream passed pipeline 21 tight fits; Between the top of upper plate and the bottom of lower plate, be connected with cooling water connecting pipe for water road 17, described dividing plate 16 is divided into two-stage or multistage by the heating surface with material stream passed pipeline 21.In dividing plate 16 inside, high-temperature material enters next stage heating surface after further mixing.
As the preferred embodiment of the present invention, in described cooler 8, be provided with from top to bottom multilayer deflector 9, adjacent baffle 9 setting of staggering, deflector 9 is porous plate, described material stream passed pipeline 21 is through deflector 9.Adopt deflector 9 to extend the heat-exchange time of cooling water and material, improve cooling effect.
As the preferred embodiment of the present invention, described device for transporting objects 15 is conveying worm, drag conveyor or bucket chain conveyor.
As the preferred embodiment of the present invention, described cooler 8 is interior, charging current equalizer 2 belows are provided with material measurement mechanism 3.
As the preferred embodiment of the present invention, described charging current equalizer 2 is one or more, and it is shaped as cone or multiaspect cone.
As the preferred embodiment of the present invention, described discharge current equalizer 19 is one or more, and it is shaped as cone or multiaspect cone.
As the preferred embodiment of the present invention, described discharge of materials mouth 14 is one or more, and the entrance of corresponding device for transporting objects 15 front upper parts is also one or more.
As shown in Figure 2, as the preferred embodiment of the present invention, described material stream passed pipeline 21 is single size pipeline or plurality of specifications pipeline, and during for plurality of specifications pipeline, the internal diameter of pipeline increases gradually along cooler center axial-radial direction.
As the preferred embodiment of the present invention, on described cooling water inlet pipeline 13, be provided with hand stop valve 10, flowmeter 11 and electric control valve 12.
As the preferred embodiment of the present invention, on described coolant outlet pipeline 7, be provided with pressure measurement point 5 and control valve 6.
Operation principle of the present invention is: temperature is less than the fine granular materials of 950 ℃ and enters cooler 8 via discharge of materials adjusting device 1, enter after cooler 8 by charging current equalizer 2 material diversion, guarantee that material enters the speed of material stream passed pipeline 21 basically identical, cooler 8 adopts water-cooled heat exchange, high-temperature fine granule materials is interior mobile at material stream passed pipeline 21, cooling water is in the outer bottom-up counter-current flow of material stream passed pipeline 21, in dividing plate 16 inside, high-temperature material enters next stage heating surface after further mixing, the material that reaches exhaust temperature requirement after cooling enters device for transporting objects 15 by the discharge of materials mouth 14 of cooler 8 bottoms, and be finally delivered to assigned address.
Claims (10)
1. the cooling exhaust system of high-temperature fine granule materials, comprise cooler (8), the top of described cooler (8) is connected with discharge of materials adjusting device (1), it is characterized in that: the upper lateral part of described cooler (8) is connected with coolant outlet pipeline (7), side lower part is connected with cooling water inlet pipeline (13) and aqueduct (18), the discharge of materials mouth (14) of cooler (8) bottom is connected with the entrance of device for transporting objects (15) front upper part, described device for transporting objects (15) rear lower arranges the final floss hole of material (20), in the entrance at cooler (8) top, charging current equalizer (2) is set, in described cooler (8), the below of charging current equalizer (2) is connected with a plurality of material stream passed pipelines (21), the below of material stream passed pipeline (21) is connected with discharge current equalizer (19), described discharge of materials mouth (14) is arranged on the below of discharge current equalizer (19).
2. the cooling exhaust system of a kind of high-temperature fine granule materials according to claim 1, it is characterized in that: described cooler (8) inside is provided with one or more layers dividing plate (16), every layer of dividing plate (16) is comprised of upper plate and the lower plate at a distance of predeterminable range, described upper plate and lower plate are porous plate, its hole and material stream passed pipeline (21) tight fit; Between the top of upper plate and the bottom of lower plate, be connected with cooling water connecting pipe for water road (17), described dividing plate (16) is divided into two-stage or multistage by the heating surface with material stream passed pipeline (21).
3. the cooling exhaust system of a kind of high-temperature fine granule materials according to claim 1, it is characterized in that: in described cooler (8), be provided with from top to bottom multilayer deflector (9), adjacent baffle (9) setting of staggering, deflector (9) is porous plate, and described material stream passed pipeline (21) is through deflector (9).
4. the cooling exhaust system of a kind of high-temperature fine granule materials according to claim 1, is characterized in that: described device for transporting objects (15) is conveying worm, drag conveyor or bucket chain conveyor.
5. the cooling exhaust system of a kind of high-temperature fine granule materials according to claim 1, is characterized in that: described cooler (8) is interior, charging current equalizer (2) below is provided with material measurement mechanism (3).
6. the cooling exhaust system of a kind of high-temperature fine granule materials according to claim 1, is characterized in that: described charging current equalizer (2) is for one or more, and it is shaped as cone or multiaspect cone.
7. the cooling exhaust system of a kind of high-temperature fine granule materials according to claim 1, is characterized in that: described discharge current equalizer (19) is for one or more, and it is shaped as cone or multiaspect cone.
8. the cooling exhaust system of a kind of high-temperature fine granule materials according to claim 1, is characterized in that: described discharge of materials mouth (14) is for one or more, and the entrance of corresponding device for transporting objects (15) front upper part is also one or more.
9. the cooling exhaust system of a kind of high-temperature fine granule materials according to claim 1, it is characterized in that: described material stream passed pipeline (21) is single size pipeline or plurality of specifications pipeline, during for plurality of specifications pipeline, the internal diameter of pipeline increases gradually along cooler center axial-radial direction.
10. the cooling exhaust system of a kind of high-temperature fine granule materials according to claim 1, is characterized in that: on described cooling water inlet pipeline (13), be provided with hand stop valve (10), flowmeter (11) and electric control valve (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310515857.2A CN103542739A (en) | 2013-10-28 | 2013-10-28 | High-temperature fine particle material cooling and discharging system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310515857.2A CN103542739A (en) | 2013-10-28 | 2013-10-28 | High-temperature fine particle material cooling and discharging system |
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| CN103542739A true CN103542739A (en) | 2014-01-29 |
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| CN201310515857.2A Pending CN103542739A (en) | 2013-10-28 | 2013-10-28 | High-temperature fine particle material cooling and discharging system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107631295A (en) * | 2017-10-31 | 2018-01-26 | 中国华能集团清洁能源技术研究院有限公司 | A kind of circulating ash cools down tapping equipment |
| CN109695889A (en) * | 2017-01-18 | 2019-04-30 | 何金星 | Scraper plate deashing conveying device |
| CN115854745A (en) * | 2023-01-09 | 2023-03-28 | 坤洋翰光能源技术(江苏)有限公司 | High-temperature solid slag heat collector and heat collection method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109695889A (en) * | 2017-01-18 | 2019-04-30 | 何金星 | Scraper plate deashing conveying device |
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| CN115854745A (en) * | 2023-01-09 | 2023-03-28 | 坤洋翰光能源技术(江苏)有限公司 | High-temperature solid slag heat collector and heat collection method thereof |
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Application publication date: 20140129 |