CN203908293U - Energy-saving tunnel kiln - Google Patents
Energy-saving tunnel kiln Download PDFInfo
- Publication number
- CN203908293U CN203908293U CN201420196485.1U CN201420196485U CN203908293U CN 203908293 U CN203908293 U CN 203908293U CN 201420196485 U CN201420196485 U CN 201420196485U CN 203908293 U CN203908293 U CN 203908293U
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- kiln
- ventilation
- main kiln
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- energy
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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]
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Abstract
The utility model discloses an energy-saving tunnel kiln. The energy-saving tunnel kiln comprises a main kiln, wherein one side of the main kiln is provided with a fake kiln, the top of the main kiln is communicated with the top of the fake kiln through a vent pipe; the side wall of the main kiln is provided with a plurality of burner nozzles, a natural gas sprayer pipe is arranged in the middle of the burner nozzle, an air bushing is arranged outside the natural gas sprayer pipe, the top of each burner nozzle is provided with a cyclone plate, the top of each cyclone plate is provided with a fire stop net, and a gap is arranged between the cyclone plate and the fire stop net; the bottom of the main kiln is provided with a ventilation groove, a ventilation sandwich layer which is connected with the ventilation groove is arranged outside the side wall and the top wall of the main kiln, the ventilation sandwich layer is connected with the ventilation pipe, the top of the main kiln is provided with a first opening which is connected with the ventilation sandwich layer, and the ventilation groove is provided with a second opening which is connected with the main kiln. By adopting the energy-saving tunnel kiln, the weaknesses of the prior art can be improved, the hardware cost can be reduced, and the uniformity in heating can be improved.
Description
Technical field
The utility model relates to a kind of refractory brick process equipment, especially a kind of energy-saving tunnel cave.
Background technology
Tunnel cave is a kind of common heating, drying equipment.China utility model CN 202420154 U disclose a kind of energy-conservation tunnel cave, and kiln is interior, the indoor section temperature difference is less, good product quality, and output is high, and hear rate is low.But this cascaded structure makes the overall cost of tunnel cave high, heats inhomogeneous.
utility model content
The technical problems to be solved in the utility model is to provide a kind of energy-saving tunnel cave, can solve the deficiencies in the prior art, reduces hardware cost, improves homogeneous heating degree.
For solving the problems of the technologies described above, technical solution adopted in the utility model is as follows.
A kind of energy-saving tunnel cave, comprises main kiln, and a side of described main kiln is provided with false kiln, and the top of main kiln and false kiln is connected by ventilation duct; The sidewall of main kiln is provided with several burner noz(zle)s, in the middle of burner noz(zle), be provided with natural gas jet pipe, the arranged outside of natural gas jet pipe has casing air, and the top of burner noz(zle) is provided with whirlwind sheet, the top of whirlwind sheet is provided with fire-screen, between whirlwind sheet and fire-screen, is provided with gap; The bottom of main kiln is provided with ventilation slot, the arranged outside of main kiln sidewall and roof has the ventilation interlayer being connected with ventilation slot, ventilation interlayer is connected with ventilation duct, and the top of main kiln is provided with the first opening being connected with the interlayer of ventilating, and ventilation slot is provided with the second opening being connected with main kiln.
As preferably, described burner noz(zle) is divided into two row, and two row burner noz(zle)s are staggered in the horizontal direction.
As preferably, described the first opening and ventilation duct be not at vertical direction in same straight line, and the top of the first opening is provided with curved baffle.
The beneficial effect that adopts technique scheme to bring is: the utility model is by arranging kiln body separate on two spaces, the structure of being responsible for pre-warmed false kiln can be simplified, overcome the non-core heating part shortcoming necessary consistent with core heating part structure that tandem tunnel cave integral structure brings, reduced the cost of equipment.The high hot exhaust gas that false kiln produces main kiln by ventilation duct carries out secondary utilization, has improved energy utilization rate.The burner noz(zle) being crisscross arranged can improve the uniformity that dissipation of heat point distributes, natural gas jet pipe and casing air are coaxially socketed setting, can ensure the uniformity that in all directions, natural gas and air mix, the mist of air outlet parts is rotated stirring by whirlwind sheet, further improve the degree of mixing of mist, make mist produce the component motion to vertical direction simultaneously, improve the distribution area of burning gases in main kiln.Fire-screen can stop combustion flame to directly act on product and cause heating inhomogeneous.Ventilation slot ventilates cooling to the rail sections of main kiln bottom, avoid the parts such as high temperature in the main kiln bearing to rail sections to cause damage.An air-flow part in ventilation slot is overflowed from guide rail below, in main kiln, supplements fresh air, and major part flows to false kiln by ventilation interlayer and breather pipe in addition.The heat that ventilation interlayer comes out main kiln absorbs, and brings heat into false kiln, can further improve energy utilization rate.The first opening and ventilation duct be not at vertical direction in same straight line, and the top of the first opening is provided with curved baffle, can reduce the heat loss in main kiln.
Brief description of the drawings
Fig. 1 is the cutaway view of a detailed description of the invention of the utility model.
Fig. 2 is the schematic diagram of burner noz(zle) in detailed description of the invention of the utility model.
Fig. 3 is the side view of main kiln in detailed description of the invention of the utility model.
In figure: 1, main kiln; 2, false kiln; 3, ventilation duct; 4, burner noz(zle); 5, natural gas jet pipe; 6, casing air; 7, whirlwind sheet; 8, fire-screen; 9, ventilation slot; 10, ventilation interlayer; 11, the first opening; 12, the second opening; 13, curved baffle; 14, oxygen shunt valve.
Detailed description of the invention
With reference to Fig. 1-3, detailed description of the invention of the utility model comprises main kiln 1, and a side of described main kiln 1 is provided with false kiln 2, and the top of main kiln 1 and false kiln 2 is connected by ventilation duct 3; The sidewall of main kiln 1 is provided with several burner noz(zle)s 4, in the middle of burner noz(zle) 4, be provided with natural gas jet pipe 5, the arranged outside of natural gas jet pipe 5 has casing air 6, the top of burner noz(zle) 4 is provided with whirlwind sheet 7, the top of whirlwind sheet 7 is provided with fire-screen 8, between whirlwind sheet 7 and fire-screen 8, is provided with gap; The bottom of main kiln 1 is provided with ventilation slot 9, the arranged outside of main kiln 1 sidewall and roof has the ventilation interlayer 10 being connected with ventilation slot 9, ventilation interlayer 10 is connected with ventilation duct 3, the top of main kiln 1 is provided with the first opening 11 being connected with the interlayer 10 of ventilating, and ventilation slot 9 is provided with the second opening 12 being connected with main kiln 1.
It should be noted that described burner noz(zle) 4 is divided into two row, two row burner noz(zle)s 4 are staggered in the horizontal direction.
In addition, described the first opening 11 and ventilation duct 3 be not at vertical direction in same straight line, and the top of the first opening 11 is provided with curved baffle 13.
Wherein, tilt and be connected with oxygen shunt valve 14 at natural gas jet pipe 5, oxygen shunt valve 14 tilts to the Way out of natural gas jet pipe 5.According to supplying with the composition of natural gas, the suitable oxygen of premixed in natural gas, can improve the efficiency of combustion of natural gas.
Operation principle of the present utility model is: the utility model is by arranging kiln body separate on two spaces, the structure of being responsible for pre-warmed false kiln 2 can be simplified, overcome the non-core heating part shortcoming necessary consistent with core heating part structure that tandem tunnel cave integral structure brings, reduced the cost of equipment.The high hot exhaust gas that false kiln 2 produces main kiln 1 by ventilation duct 3 carries out secondary utilization, has improved energy utilization rate.The burner noz(zle) 4 being crisscross arranged can improve the uniformity that dissipation of heat point distributes, natural gas jet pipe 5 and the coaxial socket of casing air 6 arrange, can ensure the uniformity that in all directions, natural gas and air mix, the mist of air outlet parts is rotated stirring by whirlwind sheet 7, further improve the degree of mixing of mist, make mist produce the component motion to vertical direction simultaneously, improve the distribution area of burning gases in main kiln 1.Fire-screen 8 can stop combustion flame to directly act on product and cause heating inhomogeneous.Ventilation slot 9 ventilates cooling to the rail sections of main kiln 1 bottom, avoid the parts such as high temperature in main kiln 1 bearing to rail sections to cause damage.An air-flow part in ventilation slot 6 is overflowed from guide rail below, and to the interior supplementary fresh air of main kiln 1, major part flows to false kiln 2 by ventilation interlayer 10 and breather pipe 3 in addition.The heat that ventilation interlayer 10 comes out main kiln 1 absorbs, and brings heat into false kiln 2, can further improve energy utilization rate.The first opening 11 and ventilation duct 3 be not at vertical direction in same straight line, and the top of the first opening 11 is provided with curved baffle 13, can reduce the heat loss in main kiln 1.
More than show and described general principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and description, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. an energy-saving tunnel cave, comprises main kiln (1), it is characterized in that: a side of described main kiln (1) is provided with false kiln (2), and the top of main kiln (1) and false kiln (2) is connected by ventilation duct (3); The sidewall of main kiln (1) is provided with several burner noz(zle)s (4), in the middle of burner noz(zle) (4), be provided with natural gas jet pipe (5), the arranged outside of natural gas jet pipe (5) has casing air (6), the top of burner noz(zle) (4) is provided with whirlwind sheet (7), the top of whirlwind sheet (7) is provided with fire-screen (8), between whirlwind sheet (7) and fire-screen (8), is provided with gap; The bottom of main kiln (1) is provided with ventilation slot (9), the arranged outside of main kiln (1) sidewall and roof has the ventilation interlayer (10) being connected with ventilation slot (9), ventilation interlayer (10) is connected with ventilation duct (3), the top of main kiln (1) is provided with the first opening (11) being connected with the interlayer of ventilating (10), and ventilation slot (9) is provided with the second opening (12) being connected with main kiln (1).
2. energy-saving tunnel cave according to claim 1, is characterized in that: described burner noz(zle) (4) is divided into two row, and two row burner noz(zle)s (4) are staggered in the horizontal direction.
3. energy-saving tunnel cave according to claim 1, is characterized in that: described the first opening (11) and ventilation duct (3) be not at vertical direction in same straight line, and the top of the first opening (11) is provided with curved baffle (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420196485.1U CN203908293U (en) | 2014-04-22 | 2014-04-22 | Energy-saving tunnel kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420196485.1U CN203908293U (en) | 2014-04-22 | 2014-04-22 | Energy-saving tunnel kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203908293U true CN203908293U (en) | 2014-10-29 |
Family
ID=51782558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420196485.1U Expired - Fee Related CN203908293U (en) | 2014-04-22 | 2014-04-22 | Energy-saving tunnel kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203908293U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105627741A (en) * | 2016-03-21 | 2016-06-01 | 周志彬 | Direct conduction energy-saving and environment-friendly nitridation kiln |
-
2014
- 2014-04-22 CN CN201420196485.1U patent/CN203908293U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105627741A (en) * | 2016-03-21 | 2016-06-01 | 周志彬 | Direct conduction energy-saving and environment-friendly nitridation kiln |
| CN105627741B (en) * | 2016-03-21 | 2017-11-10 | 周志彬 | Direct transfer and lead energy saving and environment friendly nitridation kiln |
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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 |
Granted publication date: 20141029 Termination date: 20170422 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |