CN201715875U - Shaft lime kiln waste heat utilization device - Google Patents
Shaft lime kiln waste heat utilization device Download PDFInfo
- Publication number
- CN201715875U CN201715875U CN201020237926XU CN201020237926U CN201715875U CN 201715875 U CN201715875 U CN 201715875U CN 201020237926X U CN201020237926X U CN 201020237926XU CN 201020237926 U CN201020237926 U CN 201020237926U CN 201715875 U CN201715875 U CN 201715875U
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- CN
- China
- Prior art keywords
- water
- layer
- kiln body
- waste heat
- residual heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model discloses a shaft lime kiln waste heat utilization device which comprises a kiln body and a waste heat utilization device, wherein the circumferential wall of the kiln body comprises a refractory brick layer, a red brick layer, a fire-resistant cotton layer and a water slag layer, which are arranged in sequence from inside to outside; the waste heat utilization device comprises a water intake pipe, a water supply device, a heat exchange pipe, a water discharge pipe, a frequency converter and a pressure sensor; the water supply device comprises a stepping motor and a water pump; and the heat exchange pipe is mounted between the fire-resistant cotton layer and the water slag layer of the kiln body. The utility model has simple structure and stable water pressure, can conduct redundant waste heat out under the promise of not reducing the working temperature inside the kiln, and can meet the requirements for bath, heat supply and the like.
Description
Technical field
The utility model relates to the lime burner furnace residual heat using device, specifically, relates to a kind of shaft kilns for lime residual heat using device by water heat conduction
Background technology
Existing shaft kilns for lime is in the lime calcining process, the a large amount of heat energy that produced can fall along with flue gas or the radiation loss of kiln body, cause great energy waste, under situation about being becoming tight energy day, how to utilize using residual heat from kiln furnace to become one of direction of insider's primary study.
Occur some in recent years and utilized the technology of using residual heat from kiln furnace, as disclosed in the Chinese patent 200620109227.0 " Industrial Stoves residual heat using device ", mainly collect and utilize the heat energy of the flue gas that produces in the kiln sintering procedure, kiln body waste heat is still underused.Chinese patent 200820176062.8 disclosed " using residual heat from kiln furnace use device ", be between the fire brick layer of kiln body calcining zone and heat-insulation layer, coil pipe to be installed, utilize oil to collect and utilize using residual heat from kiln furnace as heat transferring medium, this technology can obtain the conduction oil of high temperature, but too much derived the production heat energy of kiln, the recovery of waste heat and utilization have influenced the production temperature of kiln, and the equipment therefor complex structure, so kiln body afterheat utilization haves much room for improvement.
The utility model content
The technical problems to be solved in the utility model provides a kind of by the energy-efficient limekiln residual heat using device of water with the heat recovery of shaft kilns for lime body.
The technical scheme that the utility model technical solution problem is adopted is:
A kind of shaft kilns for lime residual heat using device, comprise kiln body and residual heat using device, kiln body perisporium is from inside to outside successively by fire brick layer, the common brick layer, fire-resistant cotton layer constitutes with the grain slag layer, described residual heat using device comprises the water inlet pipe that is linked in sequence, water supply installation, heat exchanger tube and outlet pipe, described residual heat using device also comprises frequency converter and pressure sensor, the frequency converter port links to each other with water supply installation with pressure sensor respectively by lead, described water supply installation is made up of stepper motor and water pump, and described heat exchanger tube is arranged between the fire-resistant cotton layer and grain slag layer of kiln body.
Described pressure sensor is installed in water inlet pipe and heat exchanger tube binding site.Described heat exchanger tube is row's formula heat exchanger tube.
The beneficial effect that the utility model can bring is:
1. the utility model is installed row's formula heat exchanger tube in the kiln body, can go out the unnecessary thermal energy conduction that produces in the kiln high-temperature firing process, usually kiln body wall exospheric temperature reaches about 140C °, water in can the row's of making formula heat exchanger reaches more than 80C °, can satisfy demands such as bathing, warming.
2. the row's formula heat exchanger tube in the utility model is installed between the fire-resistant cotton layer and grain slag layer of kiln body, does not influence the production of kiln body calcining zone.
3. frequency converter, pressure sensor, stepper motor and water pump collaborative work make stable water pressure.
4, simple in structure, be easy to install.
Description of drawings
Fig. 1 is the utility model overall structure schematic diagram.
Fig. 2 is furnace construction figure in the utility model overall structure schematic diagram
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is done following detailed description.
Referring to Fig. 1,2, a kind of shaft kilns for lime residual heat using device comprises the kiln body, and the whole cylindrical body of kiln body, kiln body perisporium are followed successively by grain slag layer 12, fire-resistant cotton layer 13, common brick layer 14 and fire brick layer 15 from outside to inside.Fire brick layer 15 surrounds and holds the furnace chamber 16 that lime is fired raw material, fuel etc.
For being recovered in the kiln body waste heat that produces in the lime high-temperature firing process, the row's of setting formula heat exchanger tube 8 between fire-resistant cotton layer 13 and grain slag layer 14.
Row's formula heat exchanger tube 8 two ends are connected to water inlet pipe 2 and outlet pipe 9 respectively.Water supply installation 3 is installed on water inlet pipe 2, and described water supply installation is installed on the water supply installation fixed mount 1.Water inlet pipe 2 is equipped with pressure sensor 6 with row's formula heat exchanger tube 8 junctions, between pressure sensor 6 and water supply installation 3, be connected to frequency converter 4 by lead, the signal controlling water supply installation 3 that described frequency converter 4 provides according to pressure sensor 6, thereby the control water supply installation is 11 outputs that offer whole residual heat using device from the pond, reach the purpose of hydraulic pressure in the whole residual heat using device of control.Outlet pipe 9 links to each other with user 10.
Claims (3)
1. shaft kilns for lime residual heat using device, comprise kiln body (7) and residual heat using device, kiln body perisporium is from inside to outside successively by fire brick layer (15), common brick layer (14), fire-resistant cotton layer (13) constitutes with grain slag layer (12), described residual heat using device comprises the water inlet pipe (2) that is linked in sequence, water supply installation (3), heat exchanger tube (8) and outlet pipe (9), it is characterized in that: described residual heat using device also comprises frequency converter (4) and pressure sensor (6), frequency converter (4) port links to each other with water supply installation (3) with pressure sensor (6) respectively by lead, described water supply installation (3) is made up of stepper motor and water pump, and described heat exchanger tube (8) is arranged between the fire-resistant cotton layer (13) and grain slag layer (12) of kiln body.
2. shaft kilns for lime residual heat using device according to claim 1 is characterized in that: described pressure sensor (6) is installed in water inlet pipe (2) and heat exchanger tube (8) binding site.
3. shaft kilns for lime residual heat using device according to claim 1 is characterized in that: described heat exchanger tube (8) is row's formula heat exchanger tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020237926XU CN201715875U (en) | 2010-06-17 | 2010-06-17 | Shaft lime kiln waste heat utilization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020237926XU CN201715875U (en) | 2010-06-17 | 2010-06-17 | Shaft lime kiln waste heat utilization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201715875U true CN201715875U (en) | 2011-01-19 |
Family
ID=43461879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020237926XU Expired - Fee Related CN201715875U (en) | 2010-06-17 | 2010-06-17 | Shaft lime kiln waste heat utilization device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201715875U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102967156A (en) * | 2012-12-13 | 2013-03-13 | 中冶焦耐工程技术有限公司 | Plug-in type preheating device |
| CN113008046A (en) * | 2021-03-10 | 2021-06-22 | 易门铜业有限公司 | Accurate closed water-cooling heat exchange method |
-
2010
- 2010-06-17 CN CN201020237926XU patent/CN201715875U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102967156A (en) * | 2012-12-13 | 2013-03-13 | 中冶焦耐工程技术有限公司 | Plug-in type preheating device |
| CN113008046A (en) * | 2021-03-10 | 2021-06-22 | 易门铜业有限公司 | Accurate closed water-cooling heat exchange method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110119 Termination date: 20130617 |