CN207865946U - Predecomposition rotary kiln residual heat using device - Google Patents
Predecomposition rotary kiln residual heat using device Download PDFInfo
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- CN207865946U CN207865946U CN201721863503.7U CN201721863503U CN207865946U CN 207865946 U CN207865946 U CN 207865946U CN 201721863503 U CN201721863503 U CN 201721863503U CN 207865946 U CN207865946 U CN 207865946U
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- kiln
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- cylinder body
- steam
- cold water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 116
- 239000000779 smoke Substances 0.000 claims abstract description 5
- 239000008399 tap water Substances 0.000 claims abstract description 4
- 235000020679 tap water Nutrition 0.000 claims abstract description 4
- 230000008676 import Effects 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 238000010025 steaming Methods 0.000 claims description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 1
- 229910052802 copper Inorganic materials 0.000 claims 1
- 239000010949 copper Substances 0.000 claims 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000036760 body temperature Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Landscapes
- Muffle Furnaces And Rotary Kilns (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
A kind of predecomposition rotary kiln residual heat using device includes rotary kiln device,Preheating device,Steam boiler,Steam turbine generator,Steam condenser,Demineralized water treatment device,The rotary kiln device includes dore furnace,Kiln head cover,Kiln cylinder body,Tertiary-air pipe,Dore furnace is connected to kiln head cover by kiln cylinder body,Tertiary-air pipe is arranged above kiln cylinder body,And one end of tertiary-air pipe is connected to kiln head cover,The other end is connected to dore furnace,The preheating device is arranged in kiln cylinder body outer surface,Preheating device includes cold water storage cistern,Boiler,Preheat water pipe,Cold water storage cistern is positioned close to dore furnace one end,Boiler is positioned close to kiln head cover one end,Cold water storage cistern is connected with boiler by preheating water pipe,The steam boiler is arranged between kiln head cover and dore furnace,The air inlet of steam boiler,Smoke outlet is connected to tertiary-air pipe,The steam turbine generator is connected to steam boiler,The demineralized water treatment device water inlet is connected to tap water,Water outlet is connected to cold water storage cistern.
Description
Technical field
The utility model is related to the afterheat generating system of cement rotary kiln more particularly to a kind of predecomposition rotary kiln waste heat profits
Use device.
Background technology
In cement production process, the material in the kiln body to rotary kiln is needed to heat, therefore the kiln body of rotary kiln
A large amount of heat can be given out outward, and rotary kiln body surface temperature is usually at 250 DEG C or more, kiln body temperature mistake in order to prevent
Heat is dried using big flow wind turbine to reduce kiln body surface temperature.This not only makes this partial heat energy waste, and causes sky
Gas thermal pollution, while outer enlargement discharge wind turbine, and equipment investment and more energy expenditures can be increased.In addition, rotary kiln is ripe
Expect in calcination process, the flue-gas temperature near kiln head cover is very high, and part of smoke is sent into dore furnace, another portion by tertiary-air pipe
Divide and be pumped, causes the significant wastage of heat.
Invention content
In view of this, it is necessary to provide a kind of heat that can make full use of rotary kiln drum surface and kiln head cover tertiary airs
The heat of pipe carries out the predecomposition rotary kiln residual heat using device of warm-up power generation.
A kind of predecomposition rotary kiln residual heat using device, including rotary kiln device, preheating device, steam boiler, steamer hair
Motor, steam condenser, demineralized water treatment device, the rotary kiln device include dore furnace, kiln head cover, kiln cylinder body, tertiary-air pipe, are decomposed
Stove is connected to kiln head cover by kiln cylinder body, and the tertiary-air pipe is arranged above kiln cylinder body, and one end of tertiary-air pipe and kiln hood
Cover connection, the other end are connected to dore furnace, and the preheating device is arranged in kiln cylinder body outer surface, and the preheating device includes cold water
Case, boiler, preheating water pipe, cold water storage cistern are positioned close to dore furnace one end, and boiler is positioned close to kiln head cover one end, cold water
Case is connected with boiler by preheating water pipe, and the steam boiler is arranged between kiln head cover and dore furnace, steam boiler
Air inlet, smoke outlet are connected to the tertiary-air pipe, the venthole of the air intake of the steam turbine generator and the steam boiler
Connection, the import of the steam condenser be connected to the steam drain of the steam turbine generator, export and the steam boiler into
The mouth of a river is connected to, and the demineralized water treatment device water inlet is connected to tap water, and water outlet is connected to the cold water storage cistern.
Preferably, the cold water storage cistern, boiler are O-shaped, so that kiln cylinder body passes through among cold water storage cistern, boiler, are convenient for
Kiln cylinder body rotates, and cold water storage cistern, boiler and kiln cylinder body interval 5cm.
Preferably, the preheating water pipe is evenly distributed in kiln cylinder body surface along the kiln cylinder body axis direction, and preheats
Water pipe and kiln cylinder body interval 10cm.
Due to having certain angle of inclination, in this way installation preheating water pipe when kiln cylinder body is installed, be conducive to hot water fluid interchange.
Preferably, cold water feed pump is provided between the demineralized water treatment device and the cold water storage cistern, the cold water feed pump
Import is connected to the water outlet of demineralized water treatment device, and outlet is connected to the water inlet of cold water storage cistern.
Preferably, hot water supplying pump is provided between the steam boiler and the boiler, the hot water supplying pump
Import is connected to the water outlet of boiler, and outlet is connected to the water inlet of steam boiler.
Preferably, it is provided with collector mat above the kiln cylinder body, so that the heat for distributing kiln cylinder body surface accumulates in kiln
Between cylinder body outer wall and collector mat, thus to preheating Water pipe heating, and the collector mat is in semicircular arc.
Preferably, the collector mat inner wall is provided with high temperature resistant heat insulation plate, to improve Heat-collecting effect.
The utility model uses above-mentioned technical proposal, advantage to be：The utility model takes full advantage of rotary kiln
The high-temperature flue gas of device tertiary-air pipe carries out warm-up power generation, the less waste of heat, meanwhile, cylinder of rotary kiln surface is provided with
Water pipe is preheated, the water after heating is sent to steam boiler, improves pre- efficiency of utilization.
Description of the drawings
Fig. 1 is the connection diagram of the utility model.
Fig. 2 is the structural schematic diagram of the utility model preheating device.
In figure：It is demineralized water treatment device 01, rotary kiln 02, dore furnace 201, kiln head cover 203, kiln cylinder body 202, tertiary-air pipe 204, pre-
Thermal 03, cold water storage cistern 301, boiler 303, preheating water pipe 302, collector mat 304, high temperature resistant heat insulation plate 305, steam boiler
04, steam turbine generator 05, steam condenser 06, cold water feed pump 07, hot water supplying pump 08.
Specific implementation mode
Fig. 1 to Fig. 2 is please referred to, the utility model embodiment provides a kind of predecomposition rotary kiln residual heat using device, packet
Include rotary kiln device 02, preheating device 03, steam boiler 04, steam turbine generator 05, steam condenser 06, demineralized water treatment device 01, institute
It includes dore furnace 201, kiln head cover 203, kiln cylinder body 202, tertiary-air pipe 204, dore furnace 201 and kiln head cover to state rotary kiln device 02
203 are connected to by kiln cylinder body 202, the tertiary-air pipe 204 be arranged kiln cylinder body 202 above, and one end of tertiary-air pipe 204 and
Kiln head cover 203 is connected to, and the other end is connected to dore furnace 201, and the preheating device 03 is arranged in 202 outer surface of kiln cylinder body, described
Preheating device 03 includes cold water storage cistern 301, boiler 303, preheating water pipe 302, and cold water storage cistern 301 is positioned close to dore furnace 201 1
End, boiler 303 are positioned close to 203 one end of kiln head cover, and cold water storage cistern 301 is connected with boiler 303 by preheating water pipe 302
Logical, the steam boiler 04 is arranged between kiln head cover 203 and dore furnace 201, air inlet, smoke outlet and the institute of steam boiler 04
The connection of tertiary-air pipe 204 is stated, the air intake of the steam turbine generator 05 is connected to the venthole of the steam boiler 04, the steaming
The import of vapour condenser 06 is connected to the steam drain of the steam turbine generator 05, and outlet and the water inlet of the steam boiler 04 connect
Logical, 01 water inlet of the demineralized water treatment device is connected to tap water, and water outlet is connected to the cold water storage cistern 301.
Further, the cold water storage cistern 301, boiler 303 are O-shaped, so that kiln cylinder body 202 is from cold water storage cistern 301, boiler
It passes through among 303, is rotated convenient for kiln cylinder body 202, and cold water storage cistern 301, boiler 303 are spaced 5cm with kiln cylinder body 202.
Further, the preheating water pipe 302 is evenly distributed in kiln cylinder body 202 along 202 axis direction of the kiln cylinder body
Surface, and preheat water pipe 302 and be spaced 10cm with kiln cylinder body 202.
Due to having certain angle of inclination, in this way installation preheating water pipe 202 when kiln cylinder body 202 is installed, be conducive to hot water flowing
Heat exchange.
Further, cold water feed pump 07, the cold water are provided between the demineralized water treatment device 01 and the cold water storage cistern 301
The import of feed pump 07 is connected to the water outlet of demineralized water treatment device 01, and outlet is connected to the water inlet of cold water storage cistern 301.
Further, hot water supplying pump 08, the hot water are provided between the steam boiler 04 and the boiler 303
The import of feed pump 08 is connected to the water outlet of boiler 303, and outlet is connected to the water inlet of steam boiler 04.
Further, 202 top of the kiln cylinder body is provided with collector mat 304, so as to the heat for distributing 202 surface of kiln cylinder body
Amount accumulates between 202 outer wall of kiln cylinder body and collector mat 304, and to be heated to preheating water pipe 302, and the collector mat 304 is in
Semicircular arc.
Further, 304 inner wall of the collector mat is provided with high temperature resistant heat insulation plate 305, to improve Heat-collecting effect.
One better embodiment of the predecomposition rotary kiln residual heat using device of the utility model is as follows：Demineralized water treatment device 01 will
It after running water softening processing, is sent into cold water storage cistern 301 by cold water feed pump 07, after preheating water pipe 303 preheats, flows into heat
In water tank 302, the hot water after heating is sent to steam boiler 04 by hot water supplying pump 08, meanwhile, three on kiln head cover 203
High-temperature flue gas is sent into steam boiler 04 by secondary air hose 204, and the steam that steam boiler 04 generates is sent to steam turbine generator 05 and is used for
Power generation, tail gas are sent by tertiary-air pipe 204 201 in dore furnace, and the steam that steam turbine generator 05 is discharged passes through steam condenser
After 06 condensation, sends water back to steam boiler 04 and be continuing with.
Above disclosures are merely preferred embodiments of the utility model, with this utility model cannot be limited certainly
Interest field, those skilled in the art can understand all or part of the processes for realizing the above embodiment, and according to this reality
The equivalent variations made by novel claim, still fall within the scope of the utility model.
Claims (7)
1. a kind of predecomposition rotary kiln residual heat using device, it is characterised in that：Including rotary kiln device, preheating device, steam copper
Stove, steam turbine generator, steam condenser, demineralized water treatment device, the rotary kiln device include dore furnace, kiln head cover, kiln cylinder body, three times
Air hose, dore furnace and kiln head cover are connected to by kiln cylinder body, and the tertiary-air pipe is arranged above kiln cylinder body, and the one of tertiary-air pipe
End is connected to kiln head cover, and the other end is connected to dore furnace, and the preheating device is arranged in kiln cylinder body outer surface, the preheating device
Including cold water storage cistern, boiler, preheating water pipe, cold water storage cistern is positioned close to dore furnace one end, and boiler is positioned close to kiln head cover
One end, cold water storage cistern are connected with boiler by preheating water pipe, and the steam boiler is arranged between kiln head cover and dore furnace, steams
Air inlet, the smoke outlet of boiler furnace are connected to the tertiary-air pipe, the air intake of the steam turbine generator and the steam boiler
Venthole connection, the import of the steam condenser be connected to the steam drain of the steam turbine generator, exports and the steam
The water inlet of boiler is connected to, and the demineralized water treatment device water inlet is connected to tap water, and water outlet is connected to the cold water storage cistern.
2. predecomposition rotary kiln residual heat using device as described in claim 1, it is characterised in that：The cold water storage cistern, boiler
To be O-shaped, so that kiln cylinder body passes through among cold water storage cistern, boiler, rotated convenient for kiln cylinder body, and cold water storage cistern, boiler and kiln cylinder
Body interval 5cm.
3. predecomposition rotary kiln residual heat using device as described in claim 1, it is characterised in that：The preheating water pipe is described in
Kiln cylinder body axis direction is evenly distributed in kiln cylinder body surface, and preheats water pipe and kiln cylinder body interval 10cm.
4. predecomposition rotary kiln residual heat using device as described in claim 1, it is characterised in that：The demineralized water treatment device with it is described
Cold water feed pump is provided between cold water storage cistern, the import of the cold water feed pump is connected to the water outlet of demineralized water treatment device, outlet with
The water inlet of cold water storage cistern is connected to.
5. predecomposition rotary kiln residual heat using device as described in claim 1, it is characterised in that：The steam boiler with it is described
Hot water supplying pump is provided between boiler, the import of the hot water supplying pump is connected to the water outlet of boiler, outlet and steaming
The water inlet of boiler furnace is connected to.
6. predecomposition rotary kiln residual heat using device as described in claim 1, it is characterised in that：Setting above the kiln cylinder body
There is collector mat, so that the heat for distributing kiln cylinder body surface accumulates between kiln cylinder body outer wall and collector mat, to preheating water
Pipe heats, and the collector mat is in semicircular arc.
7. predecomposition rotary kiln residual heat using device as claimed in claim 6, it is characterised in that：The collector mat inner wall setting
There is high temperature resistant heat insulation plate, to improve Heat-collecting effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721863503.7U CN207865946U (en) | 2017-12-27 | 2017-12-27 | Predecomposition rotary kiln residual heat using device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721863503.7U CN207865946U (en) | 2017-12-27 | 2017-12-27 | Predecomposition rotary kiln residual heat using device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207865946U true CN207865946U (en) | 2018-09-14 |
Family
ID=63466952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721863503.7U Active CN207865946U (en) | 2017-12-27 | 2017-12-27 | Predecomposition rotary kiln residual heat using device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207865946U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110986574A (en) * | 2019-12-25 | 2020-04-10 | 蒋汉英 | Rotary kiln equipment for cement production |
-
2017
- 2017-12-27 CN CN201721863503.7U patent/CN207865946U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110986574A (en) * | 2019-12-25 | 2020-04-10 | 蒋汉英 | Rotary kiln equipment for cement production |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221116 Address after: 750,000 Collective account of Changcheng Middle Road Police Station, Jinfeng District, Yinchuan City, Ningxia Hui Autonomous Region Patentee after: Wang Xilai Address before: 750002 Yinchuan Ningfeng District, the Ningxia Hui Autonomous Region 490, Yinchuan IBI breeding center two phase 10, 3 floor 301 room. Patentee before: XINGXIA TZHG WASTE HEAT GENERATION TECHNOLOGY CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231106 Address after: Room 508, 5th Floor, Office Building, Erdaohu Industrial Park Management Committee, 13th Division, Hami City, Xinjiang Uygur Autonomous Region, 839000 Patentee after: Tianzong Hongguang (Xinjiang) Electric Power Engineering Co.,Ltd. Address before: 750,000 Collective account of Changcheng Middle Road Police Station, Jinfeng District, Yinchuan City, Ningxia Hui Autonomous Region Patentee before: Wang Xilai |