CN105758133A - Coal drying device making use of afterheat - Google Patents
Coal drying device making use of afterheat Download PDFInfo
- Publication number
- CN105758133A CN105758133A CN201610174296.8A CN201610174296A CN105758133A CN 105758133 A CN105758133 A CN 105758133A CN 201610174296 A CN201610174296 A CN 201610174296A CN 105758133 A CN105758133 A CN 105758133A
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- China
- Prior art keywords
- coal
- drying baker
- hot
- blast
- drying
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/006—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects the gas supply or exhaust being effected through hollow spaces or cores in the materials or objects, e.g. tubes, pipes, bottles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a coal drying device making use of afterheat. The coal drying device comprises a coal feeding device, a drying box, a hot air ring pipe, a main hot air pipe, an air extracting pump and a pressure switch, wherein the hot air ring pipe surrounds the outer side wall of the drying box and is communicated with the main hot air pipe; a plurality of air inlet pipes are arranged on the hot air ring pipe; air outlets of the air inlet pipes are formed in the drying box; the air extracting pump is arranged at the top of the drying box; the coal feeding device is connected with a coal feeding opening of the drying box; the coal feeding opening is formed above the drying box; the bottom of the drying box is of an inverted cone structure, and is provided with a coal outlet; the air extracting pump is electrically connected with the pressure switch. The coal drying device can dry coals by fully making use of the industrially discharged afterheat, so that full combustion of the coals can be facilitated. The coal drying device is simple in structure, energy-saving, environment-friendly and low in cost.
Description
Technical field
The invention belongs to Coal dressing technical field, be specifically related to a kind of coal drying unit utilizing waste heat.
Background technology
The utilization of coal is ubiquitous, and the life that it is us brings energy.Coal contains Free water major part all more than 10%, and the inherent water contained, also about 10%, so coal also to evaporate the moisture of about 20% in combustion, thus greatly reduces the caloric value of coal.Therefore in Coal dressing process, it is necessary to coal is dried, and the substantial amounts of heat of needs is dried.At present, the waste heat of China's industrial discharge is found everywhere, and a lot of waste heats are not well utilized, and causes very big energy waste.
Summary of the invention
The present invention is to solve the energy problem of coal baking operation, it is provided that a kind of coal drying unit utilizing waste heat, it is possible to make full use of the residual heat drying coal of industrial discharge, be conducive to the abundant burning of coal.Apparatus structure is simple, energy-conserving and environment-protective, and cost is low.
In order to realize foregoing invention purpose, the present invention adopts the following technical scheme that
A kind of coal drying unit utilizing waste heat, it is characterized in that: include coal supply apparatus, drying baker, hot blast endless tube, hot-blast main, air pump and pressure switch, described hot air ring pipe ring is around the lateral wall of described drying baker, hot blast endless tube connects with described hot-blast main, hot blast endless tube is provided with multiple blast pipe, the air outlet of blast pipe is positioned at inside described drying baker, described air pump is arranged on the top of drying baker, described coal supply apparatus connects the coal filling hole of drying baker, and described coal filling hole is arranged on the top of drying baker；The bottom of described drying baker is inverted pyramidal structures, and is provided with coal outlet；Described air pump electrically connects with pressure switch.
Coal supply apparatus of the present invention includes the skew bridge corresponding with coal height and position, and skew bridge is provided with the dolly that can move along skew bridge, and described dolly is driven by winding plant, and dolly is provided with automatic tilting mechanism.
The coal filling hole of drying baker of the present invention is provided with lid.
Coal outlet of the present invention be arranged below coal storage box.
Described hot-blast main of the present invention connects industry hot air discharge device, is provided with blower fan before hot-blast main.
Blast pipe of the present invention is uniformly arranged along drying baker, and the spacing between blast pipe is 5-10cm.
Hot blast endless tube of the present invention is arranged on bottom the lateral wall of drying baker.
Preferably, the air outlet of blast pipe is upwardly directed.
Having the beneficial effects that of the coal drying baker of the present invention: can utilize the residual heat drying coal of industrial discharge, removes all of surface water in raw coal, absorbs water and major part water of crystallization, reduce the phenol energy produced, reduce production cost；Before entering hot blast, air pump is adopted to be extracted out by the air in drying baker, so that coal and air insulated, except low danger coefficient；Apparatus structure is simple, energy-saving safe, environmental protection.
Accompanying drawing explanation
Fig. 1 is the structural representation of coal drying unit of the present invention.
Fig. 2 is the horizontal sectional view of drying baker.
Figure is labeled as: 1, drying baker, 2, coal supply apparatus, 3, hot blast endless tube, 4, blast pipe, 5, coal outlet, 6, coal filling hole, 7, air pump, 8, dolly, 9, coal storage box, 10, air outlet, 11, hot-blast main.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the essentiality content of the present invention is described in further detail.
Embodiment 1
As depicted in figs. 1 and 2, a kind of coal drying unit utilizing waste heat, including coal supply apparatus 2, drying baker 1, hot blast endless tube 3, hot-blast main 11, air pump 7 and pressure switch, described hot blast endless tube 3 is around the lateral wall of described drying baker 1, hot blast endless tube 3 connects with described hot-blast main 11, hot blast endless tube 3 is provided with multiple blast pipe 4, it is internal that the air outlet 10 of blast pipe 4 is positioned at described drying baker 1, described air pump 7 is arranged on the top of drying baker 1, described coal supply apparatus 2 connects the coal filling hole 6 of drying baker 1, described coal filling hole 6 is arranged on the top of drying baker 1；The bottom of described drying baker 1 is inverted pyramidal structures, and is provided with coal outlet 5；Described air pump 7 electrically connects with pressure switch.
The using method of coal drying unit of the present invention is: coal is sent in drying baker 1 by coal supply apparatus 2, first passes through air pump 7 and is extracted out by the air in case, so that coal and air insulated, except low danger coefficient；Hot-blast main 11 starts air intake, by the blast pipe 4 on hot blast endless tube 3, hot blast is sent in drying baker 1 from all directions, to the abundant heating, drying of coal, hot blast is extracted out by air pump 7 simultaneously, it is to avoid have air to enter in drying course, the pressure in drying baker 1 is controlled by pressure switch, as pressure exceedes predetermined value, hot blast draw speed is too fast, namely reduces the pump pressure of air pump, ensure the hot blast time of staying in drying baker 1, make full use of thermal source.
Embodiment 2
As depicted in figs. 1 and 2, a kind of coal drying unit utilizing waste heat, including coal supply apparatus 2, drying baker 1, hot blast endless tube 3, hot-blast main 11, air pump 7 and pressure switch, described hot blast endless tube 3 is around the lateral wall of described drying baker 1, hot blast endless tube 3 connects with described hot-blast main 11, hot blast endless tube 3 is provided with multiple blast pipe 4, it is internal that the air outlet 10 of blast pipe 4 is positioned at described drying baker 1, described air pump 7 is arranged on the top of drying baker 1, described coal supply apparatus 2 connects the coal filling hole 6 of drying baker 1, described coal filling hole 6 is arranged on the top of drying baker 1；The bottom of described drying baker 1 is inverted pyramidal structures, and is provided with coal outlet 5；Described air pump 7 electrically connects with pressure switch.
Described coal supply apparatus 2 includes the skew bridge corresponding with coal height and position, and skew bridge is provided with the dolly 8 that can move along skew bridge, and described dolly 8 is driven by winding plant, and dolly 8 is provided with automatic tilting mechanism.
Embodiment 3
As depicted in figs. 1 and 2, a kind of coal drying unit utilizing waste heat, including coal supply apparatus 2, drying baker 1, hot blast endless tube 3, hot-blast main 11, air pump 7 and pressure switch, described hot blast endless tube 3 is around the lateral wall of described drying baker 1, hot blast endless tube 3 connects with described hot-blast main 11, hot blast endless tube 3 is provided with multiple blast pipe 4, it is internal that the air outlet 10 of blast pipe 4 is positioned at described drying baker 1, described air pump 7 is arranged on the top of drying baker 1, described coal supply apparatus 2 connects the coal filling hole 6 of drying baker 1, described coal filling hole 6 is arranged on the top of drying baker 1；The bottom of described drying baker 1 is inverted pyramidal structures, and is provided with coal outlet 5；Described air pump 7 electrically connects with pressure switch.
Described coal supply apparatus 2 includes the skew bridge corresponding with coal height and position, and skew bridge is provided with the dolly 8 that can move along skew bridge, and described dolly 8 is driven by winding plant, and dolly 8 is provided with automatic tilting mechanism.
The coal filling hole 6 of described drying baker 1 is provided with lid.
Embodiment 4
As depicted in figs. 1 and 2, a kind of coal drying unit utilizing waste heat, including coal supply apparatus 2, drying baker 1, hot blast endless tube 3, hot-blast main 11, air pump 7 and pressure switch, described hot blast endless tube 3 is around the lateral wall of described drying baker 1, hot blast endless tube 3 connects with described hot-blast main 11, hot blast endless tube 3 is provided with multiple blast pipe 4, it is internal that the air outlet 10 of blast pipe 4 is positioned at described drying baker 1, described air pump 7 is arranged on the top of drying baker 1, described coal supply apparatus 2 connects the coal filling hole 6 of drying baker 1, described coal filling hole 6 is arranged on the top of drying baker 1；The bottom of described drying baker 1 is inverted pyramidal structures, and is provided with coal outlet 5；Described air pump 7 electrically connects with pressure switch.
Described coal supply apparatus 2 includes the skew bridge corresponding with coal height and position, and skew bridge is provided with the dolly 8 that can move along skew bridge, and described dolly 8 is driven by winding plant, and dolly 8 is provided with automatic tilting mechanism.
The coal filling hole 6 of described drying baker 1 is provided with lid.
Described coal outlet 5 be arranged below coal storage box 9.
Described blast pipe 4 is uniformly arranged along drying baker 1, and the spacing between blast pipe 4 is 10cm.
Embodiment 5
As depicted in figs. 1 and 2, a kind of coal drying unit utilizing waste heat, including coal supply apparatus 2, drying baker 1, hot blast endless tube 3, hot-blast main 11, air pump 7 and pressure switch, described hot blast endless tube 3 is around the lateral wall of described drying baker 1, hot blast endless tube 3 connects with described hot-blast main 11, hot blast endless tube 3 is provided with multiple blast pipe 4, it is internal that the air outlet 10 of blast pipe 4 is positioned at described drying baker 1, described air pump 7 is arranged on the top of drying baker 1, described coal supply apparatus 2 connects the coal filling hole 6 of drying baker 1, described coal filling hole 6 is arranged on the top of drying baker 1；The bottom of described drying baker 1 is inverted pyramidal structures, and is provided with coal outlet 5；Described air pump 7 electrically connects with pressure switch.
Described coal supply apparatus 2 includes the skew bridge corresponding with coal height and position, and skew bridge is provided with the dolly 8 that can move along skew bridge, and described dolly 8 is driven by winding plant, and dolly 8 is provided with automatic tilting mechanism.
The coal filling hole 6 of described drying baker 1 is provided with lid.
Described coal outlet 5 be arranged below coal storage box 9.
Described hot-blast main 11 connects industry hot air discharge device, is provided with blower fan before hot-blast main 11.
Described blast pipe 4 is uniformly arranged along drying baker 1, and the spacing between blast pipe 4 is 15cm.
Embodiment 6
As depicted in figs. 1 and 2, a kind of coal drying unit utilizing waste heat, including coal supply apparatus 2, drying baker 1, hot blast endless tube 3, hot-blast main 11, air pump 7 and pressure switch, described hot blast endless tube 3 is around the lateral wall of described drying baker 1, hot blast endless tube 3 connects with described hot-blast main 11, hot blast endless tube 3 is provided with multiple blast pipe 4, it is internal that the air outlet 10 of blast pipe 4 is positioned at described drying baker 1, described air pump 7 is arranged on the top of drying baker 1, described coal supply apparatus 2 connects the coal filling hole 6 of drying baker 1, described coal filling hole 6 is arranged on the top of drying baker 1；The bottom of described drying baker 1 is inverted pyramidal structures, and is provided with coal outlet 5；Described air pump 7 electrically connects with pressure switch.
Described coal supply apparatus 2 includes the skew bridge corresponding with coal height and position, and skew bridge is provided with the dolly 8 that can move along skew bridge, and described dolly 8 is driven by winding plant, and dolly 8 is provided with automatic tilting mechanism.
The coal filling hole 6 of described drying baker 1 is provided with lid.
Described coal outlet 5 be arranged below coal storage box 9.
Described hot-blast main 11 connects industry hot air discharge device, is provided with blower fan before hot-blast main 11.
Described blast pipe 4 is uniformly arranged along drying baker 1, and the spacing between blast pipe 4 is 20cm.
Claims (6)
1. the coal drying unit utilizing waste heat, it is characterized in that: include coal supply apparatus, drying baker, hot blast endless tube, hot-blast main, air pump and pressure switch, described hot air ring pipe ring is around the lateral wall of described drying baker, hot blast endless tube connects with described hot-blast main, hot blast endless tube is provided with multiple blast pipe, the air outlet of blast pipe is positioned at inside described drying baker, described air pump is arranged on the top of drying baker, described coal supply apparatus connects the coal filling hole of drying baker, and described coal filling hole is arranged on the top of drying baker；The bottom of described drying baker is inverted pyramidal structures, and is provided with coal outlet；Described air pump electrically connects with pressure switch.
2. a kind of coal drying unit utilizing waste heat according to claim 1, it is characterized in that: described coal supply apparatus includes the skew bridge corresponding with coal height and position, skew bridge is provided with the dolly that can move along skew bridge, described dolly is driven by winding plant, and dolly is provided with automatic tilting mechanism.
3. a kind of coal drying unit utilizing waste heat according to claim 1, it is characterised in that: the coal filling hole of described drying baker is provided with lid.
4. a kind of coal drying unit utilizing waste heat according to claim 1, it is characterised in that: described coal outlet be arranged below coal storage box.
5. a kind of coal drying unit utilizing waste heat according to claim 1, it is characterised in that: described hot-blast main connects industry hot air discharge device, is provided with blower fan before hot-blast main.
6. a kind of coal drying unit utilizing waste heat according to claim 1, it is characterised in that: described blast pipe is uniformly arranged along drying baker, and the spacing between blast pipe is 10-20cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610174296.8A CN105758133A (en) | 2016-03-24 | 2016-03-24 | Coal drying device making use of afterheat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610174296.8A CN105758133A (en) | 2016-03-24 | 2016-03-24 | Coal drying device making use of afterheat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105758133A true CN105758133A (en) | 2016-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610174296.8A Pending CN105758133A (en) | 2016-03-24 | 2016-03-24 | Coal drying device making use of afterheat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105758133A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110762974A (en) * | 2019-11-07 | 2020-02-07 | 董姚方 | Cloth drying device for textile processing |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1424565A (en) * | 1921-10-29 | 1922-08-01 | Thomas A Goskar | Apparatus for drying coal or other material |
| FR2567636A1 (en) * | 1984-07-10 | 1986-01-17 | Satig Ets Cesbron Cie | Drier for granular materials |
| CN201215435Y (en) * | 2008-05-09 | 2009-04-01 | 邹平县华星热能环保设备有限公司 | Hot wind drying tower for coal |
| CN202522042U (en) * | 2012-01-17 | 2012-11-07 | 姜文平 | Cylindrical stereoscopic energy-saving environment-friendly type coal drying furnace |
| CN204881001U (en) * | 2015-08-18 | 2015-12-16 | 湖州荣能达燃料贸易有限公司 | Coal drying device |
| CN205403364U (en) * | 2016-03-24 | 2016-07-27 | 福建将乐天马生物质能源有限公司 | Utilize coal drying device of waste heat |
-
2016
- 2016-03-24 CN CN201610174296.8A patent/CN105758133A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1424565A (en) * | 1921-10-29 | 1922-08-01 | Thomas A Goskar | Apparatus for drying coal or other material |
| FR2567636A1 (en) * | 1984-07-10 | 1986-01-17 | Satig Ets Cesbron Cie | Drier for granular materials |
| CN201215435Y (en) * | 2008-05-09 | 2009-04-01 | 邹平县华星热能环保设备有限公司 | Hot wind drying tower for coal |
| CN202522042U (en) * | 2012-01-17 | 2012-11-07 | 姜文平 | Cylindrical stereoscopic energy-saving environment-friendly type coal drying furnace |
| CN204881001U (en) * | 2015-08-18 | 2015-12-16 | 湖州荣能达燃料贸易有限公司 | Coal drying device |
| CN205403364U (en) * | 2016-03-24 | 2016-07-27 | 福建将乐天马生物质能源有限公司 | Utilize coal drying device of waste heat |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110762974A (en) * | 2019-11-07 | 2020-02-07 | 董姚方 | Cloth drying device for textile processing |
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Application publication date: 20160713 |
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| RJ01 | Rejection of invention patent application after publication |