CN203908296U - Natural gas tunnel kiln waste heat recovery device - Google Patents
Natural gas tunnel kiln waste heat recovery device Download PDFInfo
- Publication number
- CN203908296U CN203908296U CN201420196483.2U CN201420196483U CN203908296U CN 203908296 U CN203908296 U CN 203908296U CN 201420196483 U CN201420196483 U CN 201420196483U CN 203908296 U CN203908296 U CN 203908296U
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- CN
- China
- Prior art keywords
- kiln
- natural gas
- recovery device
- heat recovery
- cooling zone
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- 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
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
-
- 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
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
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- Processing Of Solid Wastes (AREA)
Abstract
The utility model discloses a natural gas tunnel kiln waste heat recovery device. The natural gas tunnel kiln waste heat recovery device comprises a main kiln and a drying kiln, wherein the main kiln comprises a preheating region, a high-temperature firing region and a cooling region; a plurality of inverted funnel-shaped suction cavities are formed in the top of the cooling region; an induced draft fan is mounted on the inlet of each suction cavity; the upper end of each suction cavity is connected with a hot gas recovery pipeline; the drying kiln is arranged on one side of the cooling region; a plurality of gas inlet cavities are formed in the side wall, adjacent to the cooling region, of the drying kiln; the other ends of the hot gas recovery pipelines are connected to the gas inlet cavities; a plurality of exhaust outlets are formed in the top of the drying kiln; a purification device is mounted on each exhaust outlet; an exhaust pipe is mounted on the upper end of each exhaust outlet. According to the natural gas tunnel kiln waste heat recovery device, the induced draft fans and the hot gas recovery pipelines are arranged on the top of the cooling region of the main kiln, heat is reclaimed and conveyed to the drying kiln, the heat is used for preheating and drying blanks, the energy reservation and environment protection are realized, the thermal energy utilization rate is improved, after the blanks are dried by the drying kiln, the blanks enter the main kiln and are calcined, the preheating time in the main kiln is shortened, and the production efficiency is improved.
Description
technical field:
The utility model relates to tunnel cave field, particularly a kind of Natural Gas Fueled Tunnel Kiln waste-heat recovery device.
background technology:
Tunnel cave is the heat-processing equipment that modern continous way is burnt till, Natural Gas Fueled Tunnel Kiln by natural gas line by natural gas transport to kiln through natural gas combustion nozzle spray combustion.The goods that become through tunnel klining have very high temperature to be needed in tunnel cave cooling zone, to cool again, and goods distribute a large amount of heat energy and are directly discharged in air in cooling procedure, cause a large amount of thermal waste to affect environment simultaneously.
utility model content:
The utility model provides a kind of Natural Gas Fueled Tunnel Kiln waste-heat recovery device, has solved the low problem of residual heat of tunnel kiln utilization ratio in prior art.
Technology solution of the present utility model is as follows: a kind of Natural Gas Fueled Tunnel Kiln waste-heat recovery device, comprise main kiln and dry kiln, described main kiln comprises preheating zone, high temperature firing zone and cooling zone, top, described cooling zone has the suction muffler of some upside down funnel types, described suction muffler import department is provided with air-introduced machine, described suction muffler upper end is connected with hot gas recovery channel, described cooling zone one side is provided with dry kiln, on the adjacent wall of described dry kiln and cooling zone, have some inlet chambers, the described hot gas recovery channel other end is connected to inlet chamber, described dry kiln top has some air exits, described air exit place is provided with purifier, described air exit upper end is provided with blast pipe.
Further, described dry kiln comprises kiln body, and kiln body two ends are provided with thermal insulating door thermally insulated door, in kiln body, are equipped with track, are provided with kiln car on track.
Further, the length of described dry kiln is identical with the length of cooling zone, aligns with cooling zone in dry kiln position.Facilitate like this recovery and the utilization of main kiln cooling zone waste heat.
Further, in the middle of hot gas recovery channel, be connected with a house steward longitudinally.Make like this to connect the hot gas recovery channel series connection between each suction muffler and inlet chamber, make hot air temperature evenly enter dry kiln.
Further, in described dry kiln, humiture induction installation is installed.The blank drying regime so conveniently seeing drying in kiln.
The beneficial effects of the utility model are: by air-introduced machine and hot gas recovery channel being set at top, main kiln cooling zone, heat recovery is delivered to dry kiln, for blank is carried out to preheating and drying, energy-conserving and environment-protective, improved heat utilization rate, after blank is dry via dry kiln, enter again main kiln calcining, can shorten main kiln preheating time, improved production efficiency.
accompanying drawing explanation:
Fig. 1 is top view of the present utility model;
Fig. 2 be in Fig. 1 A-A to cutaway view.
In figure: 1, main kiln; 2, dry kiln; 3, preheating zone; 4, high temperature firing zone; 5, cooling zone; 6, suction muffler; 7, air-introduced machine; 8, hot gas recovery channel; 9, inlet chamber; 10, air exit; 11, purifier; 12, blast pipe; 13, kiln body; 14, track; 15, kiln car; 16, house steward; 17, humiture induction installation.
the specific embodiment:
1,2 pair of a kind of Natural Gas Fueled Tunnel Kiln waste-heat recovery device of the utility model, is described further by reference to the accompanying drawings.
A kind of Natural Gas Fueled Tunnel Kiln waste-heat recovery device of the present utility model, it is characterized in that: comprise main kiln 1 and dry kiln 2, described main kiln 1 comprises preheating zone 3, high temperature firing zone 4 and cooling zone 5, 5 tops, described cooling zone have the suction muffler 6 of some upside down funnel types, described suction muffler 6 import departments are provided with air-introduced machine 7, described suction muffler 6 upper ends are connected with hot gas recovery channel 8, described cooling zone 5 one sides are provided with dry kiln 2, on the adjacent wall of described dry kiln 2 and cooling zone 5, have some inlet chambers 9, described hot gas recovery channel 8 other ends are connected to inlet chamber 9, described dry kiln 2 tops have some air exits 10, described air exit place is provided with purifier 11, described air exit upper end is provided with blast pipe 12.
Further, described dry kiln 2 comprises kiln body 13, and described kiln body 13 two ends are provided with thermal insulating door thermally insulated door, are equipped with track 14 in kiln body 13, are provided with kiln car 15 on track 14.Be conducive to like this dry kiln insulation, facilitate blank turnover dry kiln and handling.
Further, the length of described dry kiln 2 is identical with the length of cooling zone 5, aligns with cooling zone 5 in dry kiln 2 positions.
Further, in the middle of described hot gas recovery channel 8, be connected with a house steward 16 longitudinally, on described hot gas recovery channel 8 and house steward's 16 outer walls, be all enclosed with one layer of heat preservation material.
Further, in described dry kiln 2, humiture induction installation 17 is installed.
Operation principle of the present utility model is: blank enters main kiln and after preheating zone and high temperature firing zone drying and calcining, enters cooling zone heat radiation, hot gas is introduced suction muffler via air-introduced machine, via hot gas recovery tube, enter dry kiln again, second batch of blank in dry kiln carried out to drying and preheating, the purifier at the dry steam drying kiln top producing is discharged by air exit after purifying, and the blank of second batch enters main kiln calcining again.
The foregoing is only preferred embodiment of the present utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all should belong to the scope of the utility model protection.
Claims (5)
1. a Natural Gas Fueled Tunnel Kiln waste-heat recovery device, it is characterized in that: comprise main kiln (1) and dry kiln (2), described main kiln (1) comprises preheating zone (3), high temperature firing zone (4) and cooling zone (5), top, described cooling zone (5) has the suction muffler (6) of some upside down funnel types, described suction muffler (6) import department is provided with air-introduced machine (7), described suction muffler (6) upper end is connected with hot gas recovery channel (8), described cooling zone (5) one sides are provided with dry kiln (2), on the adjacent wall of described dry kiln (2) and cooling zone (5), have some inlet chambers (9), described hot gas recovery channel (8) other end is connected to inlet chamber (9), described dry kiln (2) top has some air exits (10), described air exit place is provided with purifier (11), described air exit upper end is provided with blast pipe (12).
2. a kind of Natural Gas Fueled Tunnel Kiln waste-heat recovery device according to claim 1, it is characterized in that: described dry kiln (2) comprises kiln body (13), described kiln body (13) two ends are provided with thermal insulating door thermally insulated door, in kiln body (13), be equipped with track (14), on track (14), be provided with kiln car (15).
3. a kind of Natural Gas Fueled Tunnel Kiln waste-heat recovery device according to claim 1, is characterized in that: the length of described dry kiln (2) is identical with the length of cooling zone (5), aligns with cooling zone (5) in dry kiln (2) position.
4. a kind of Natural Gas Fueled Tunnel Kiln waste-heat recovery device according to claim 1, it is characterized in that: in the middle of described hot gas recovery channel (8), be connected with a house steward (16) longitudinally, on described hot gas recovery channel (8) and house steward (16) outer wall, be all enclosed with one layer of heat preservation material.
5. a kind of Natural Gas Fueled Tunnel Kiln waste-heat recovery device according to claim 1, is characterized in that: humiture induction installation (17) is installed in described dry kiln (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420196483.2U CN203908296U (en) | 2014-04-22 | 2014-04-22 | Natural gas tunnel kiln waste heat recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420196483.2U CN203908296U (en) | 2014-04-22 | 2014-04-22 | Natural gas tunnel kiln waste heat recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203908296U true CN203908296U (en) | 2014-10-29 |
Family
ID=51782561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420196483.2U Expired - Fee Related CN203908296U (en) | 2014-04-22 | 2014-04-22 | Natural gas tunnel kiln waste heat recovery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203908296U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107091575A (en) * | 2017-06-21 | 2017-08-25 | 长兴县新宏信耐火材料有限公司 | A kind of device for recycling heat of refractory brick calcining kiln cooling chamber |
-
2014
- 2014-04-22 CN CN201420196483.2U patent/CN203908296U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107091575A (en) * | 2017-06-21 | 2017-08-25 | 长兴县新宏信耐火材料有限公司 | A kind of device for recycling heat of refractory brick calcining kiln cooling chamber |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141029 Termination date: 20170422 |