CN105180650A - Smokeless, odorless, energy-saved and environment-friendly dewaxing tunnel kiln - Google Patents
Smokeless, odorless, energy-saved and environment-friendly dewaxing tunnel kiln Download PDFInfo
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- CN105180650A CN105180650A CN201510532682.5A CN201510532682A CN105180650A CN 105180650 A CN105180650 A CN 105180650A CN 201510532682 A CN201510532682 A CN 201510532682A CN 105180650 A CN105180650 A CN 105180650A
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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
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Abstract
The invention discloses a smokeless, odorless, energy-saved and environment-friendly dewaxing tunnel kiln, and belongs to the technical field of tunnel kilns. The tunnel kiln comprises a kiln body, wherein the kiln body is provided with multiple kiln way units at intervals in the length direction; each kiln way unit is provided with multiple flat base surfaces inside for pushing materials in the length direction; each kiln way unit comprises a preheating area, a wax burning area, a high temperature area and a cooling area independent from each other and arranged in the material advancing direction in sequence; a first flue is arranged in the kiln body above the wax burning area in the kiln body length direction; a smoke inlet end of the first flue is conducted with the wax burning area; a second flue is arranged in the kiln body below the preheating area and the wax burning area in the kiln body length direction; and a smoke outlet end of the first flue and a smoke inlet end of the second flue are conducted through connecting holes in the kiln walls at two sides of the wax burning area. The invention aims to provide the smokeless, odorless, energy-saved and environment-friendly dewaxing tunnel kiln lower in energy consumption, capable of preventing the environmental pollution from wax steam and wax smoke and realizing energy conservation and environmental pollution; and the tunnel kiln is applied to the machining of vacuum pipe shells.
Description
Technical field
The present invention relates to a kind of tunnel cave, more particularly, particularly relate to a kind of tunnel cave for smokeless and odorless energy-conserving and environment-protective de-waxing.
Background technology
Vacuum envelope is the critical material on vacuum switch tube, vacuum switch tube be power domain defeated, become, the core part of distribution system vacuum circuit breaker, there is explosion-proof, safe, pollution-free, long-life, dielectric level advantages of higher.According to vacuum NEWS FROM ASSOCIATION, current domestic vacuum envelope annual requirement reaches 5,500,000, and wherein high pressure shell is about 2,000,000, fully under way along with nationwide integrated power grid transformation and upgrading, estimates that the market demand annual growth of vacuum envelope is more than 30%.
Current vacuum envelope China production technology 50% still adopts conventional thermocompression casting process, because injection moulding technique is simple, plastic complex-shaped ceramic, dimensional accuracy is high, needs following process hardly, and molding time is short, and production efficiency is high.To production equipment and operating environment less demanding.Adaptability to raw materials is strong.But injection moulding needs the link that dewaxes, energy resource consumption is relatively large, and the production cycle is longer, and another dewaxing link is brought wax cigarette to discharge impact and produced and surrounding enviroment.Because our company's production complexity product also accounts for the plan output value 40%, injection moulding is therefore needed to produce.
Summary of the invention
The object of the invention is to for above-mentioned the deficiencies in the prior art, provide a kind of energy consumption lower, wax steam and wax smoke pollution environment can be avoided, realize the tunnel cave of energy-conserving and environment-protective object for smokeless and odorless energy-conserving and environment-protective de-waxing.
Technical scheme of the present invention is achieved in that a kind of tunnel cave for smokeless and odorless energy-conserving and environment-protective de-waxing, comprise kiln body, wherein said kiln body is interval with some kiln roads unit along its length, in Ge Yao road unit, be provided with the flat surfaces that some roads advance for material along its length, Ge Yao road unit comprises and sequentially arranging and separate preheating zone, Shao La district, high-temperature region and cooling zone along material direction of advance; The first flue is provided with along kiln body length direction in kiln body above Shao La district, first flue bending tubes end and the conducting of Shao La district, be provided with the second flue along kiln body length direction in kiln body below preheating zone and Shao La district, the first flue smoke end and the second flue bending tubes end are by being arranged on the connecting hole conducting in the kiln wall of both sides, Shao La district; Some preheating gate is intervally distributed with along short transverse, each preheating gate bending tubes end and the second flue conducting, each preheating gate smoke end and the conducting of kiln external body in the kiln wall of both sides, preheating zone; Some heating nozzles are distributed with along its length in high-temperature region.
In the above-mentioned tunnel cave for smokeless and odorless energy-conserving and environment-protective de-waxing, the horizontal Cooling Holes be conducted with extraneous air is provided with along its length in kiln body below described cooling zone, the kiln wall of both sides, cooling zone is respectively equipped with the vertical Cooling Holes be conducted with horizontal Cooling Holes, vertical Cooling Holes is connected with insulating tube, insulating tube is provided with the first blower fan, and the outlet air end of insulating tube is conducted by pipeline and front portion, preheating zone; The negative pressure working environment that air-flow is flowed to cooling zone by preheating zone is formed in Ge Yao road unit.
In the above-mentioned tunnel cave for smokeless and odorless energy-conserving and environment-protective de-waxing, between described first flue and insulating tube, be connected with adjustable pipe, adjustable pipe be provided with the first air door and regulate flashboard.
In the above-mentioned tunnel cave for smokeless and odorless energy-conserving and environment-protective de-waxing, described first blower fan is positioned at above preheating zone, the kiln body of front portion, each preheating zone is equipped with backwind tube, backwind tube air intake is connected with the first blower fan, outlet air end with corresponding preheating zone conducting and air outlet towards in Ge Yao road unit, each backwind tube is equipped with second air door regulate flashboard.
In the above-mentioned tunnel cave for smokeless and odorless energy-conserving and environment-protective de-waxing, above the kiln body that preheating gate is corresponding, be provided with the second blower fan, each preheating gate is connected by the air intake of pipeline with the second blower fan.
In the above-mentioned tunnel cave for smokeless and odorless energy-conserving and environment-protective de-waxing, be provided with temperature in the kiln body between Ge Shaola district and each second flue and regulate chamber; Regulate between chamber and Ge Shaola district in temperature and be provided with some first temperature adjustment holes along its length, regulate between chamber and each second flue in temperature and be provided with some second temperature adjustment holes along its length, regulate in chamber in temperature and be provided with the sealing sprue adapted with the second temperature adjustment hole; Under normal circumstances, sealing sprue is positioned at corresponding second temperature adjustment hole opening portion, and when needs regulate temperature, corresponding sealing sprue is positioned at corresponding second temperature adjustment hole opening portion side; Regulate on kiln body both sides outer wall corresponding to chamber in temperature and be provided with some handle holes along its length, handle hole is provided with dismountable sealant.
In the above-mentioned tunnel cave for smokeless and odorless energy-conserving and environment-protective de-waxing, described first temperature adjustment hole and the second temperature adjustment hole are distributed in the region between rear portion, preheating zone and front portion, Shao La district along its length.
In the above-mentioned tunnel cave for smokeless and odorless energy-conserving and environment-protective de-waxing, the bending tubes end of described first flue is positioned in the middle part of Shao La district, and smoke end is positioned at the contact site of Shao La district and high-temperature region.
After the present invention adopts said structure, according to design dewaxing temperature curve, middle-temperature section setting Shao La district in kiln, the wax steam discharged in kiln and the wax cigarette of burning, introduce and burn cured zonal combustion, combustion-supporting by wax cigarette, the heating load in Shao La district can be reduced, reach effects of energy conservation and environmental protection.Simultaneously, again by the atmosphere after burning, get back to after preheating is carried out to preheating zone Yao Bi in preheating zone and discharge, so not only solve the pollution of wax steam and wax cigarette, also UTILIZATION OF VESIDUAL HEAT IN is gone back to preheating zone, make the preheating zone of middle cold stage no longer need to heat, reduce the energy consumption of preheating zone, reach the effect of energy-conserving and environment-protective further.
After our company adopts the kiln body of said structure, there is significant economic benefit and social benefit:
One, economic benefit
(1) production efficiency improves 1.5 times, and year increases the output value 6,000,000 yuan.(output that shuttle kiln completes for 7 days, kiln of the present invention only needs 3 days).
(2) year saves liquefied gas 75 tons, 128.5 tons, signature coal.Year saves energy consumption cost 420,000 yuan.(production efficiency shuttle kiln completes 10,000 equivalent specifications products need use liquefied gas 2.0 tons, and tunnel cave only need with liquefied gas about 1.35 tons, energy-conservation more than 30%).
(3) year saves labour cost 100,000 yuan.
Two, social benefit;
(1) toxic emission 600,000 mark cube is reduced year.
(2) thoroughly solve external environment condition to pollute.。
(3) greatly production environment is improved.Former wax cigarette and dust are relatively more serious, and existing dust has lacked, smokeless and odorless.
(4) greatly labour intensity is reduced.Dress product needed of originally pausing multi agent cooperation, deliver to 2 meter Gao Dun dresses, and a dress only needs a 0.6 meter high people to operate now.
(5) product quality significantly improves, and deformation rate reduces.Appearance is bright and clean.Dark in client's favorable comment.
Accompanying drawing explanation
Below in conjunction with the embodiment in accompanying drawing, the present invention is described in further detail, but do not form any limitation of the invention.
Fig. 1 is structural representation of the present invention;
Fig. 2 is the sectional structure schematic diagram at A-A place in Fig. 1;
Fig. 3 is the sectional structure schematic diagram at B-B place in Fig. 1.
In figure: kiln body 1, first flue 1a, second flue 1b, preheating zone 2, preheating gate 2a, backwind tube 2b, second air door regulates flashboard 2c, second blower fan 2d, Shao La district 3, connecting hole 3a, high-temperature region 4, cooling zone 5, horizontal Cooling Holes 5a, vertical Cooling Holes 5b, heating nozzle 6, insulating tube 7, first blower fan 7a, adjustable pipe 8, first air door regulates flashboard 8a, temperature regulates chamber 9, first temperature adjustment hole 9a, second temperature adjustment hole 9b, sealing sprue 9c, handle hole 9d, sealant 9e.
Detailed description of the invention
Consult shown in Fig. 1 to Fig. 3, a kind of tunnel cave for smokeless and odorless energy-conserving and environment-protective de-waxing of the present invention, comprise kiln body 1, described kiln body 1 is interval with some kiln roads unit along its length, the flat surfaces 10 that some roads advance for material is provided with along its length in Ge Yao road unit, promoted by outside push unit, wait to burn wax vacuum envelope along the reach of flat surfaces 10 intermittence, Ge Yao road unit comprises and sequentially arranging and separate preheating zone 2 along material direction of advance, Shao La district 3, high-temperature region 4 and cooling zone 5, each district is designed to absolute construction, the mainly independent operation of conveniently Ge Yao road unit, when demand is lower, only can open part kiln road unit, be provided with the first flue 1a along kiln body length direction in kiln body 1 above Shao La district 3, the bending tubes end of described first flue 1a is positioned in the middle part of Shao La district 3, and smoke end is positioned at the contact site of Shao La district 3 and high-temperature region 4.First flue 1a bending tubes end and Shao La district 3 conducting, be provided with the second flue 1b along kiln body length direction in kiln body 1 below preheating zone 2 and Shao La district 3, the first flue 1a smoke end and the second flue 1b bending tubes end are by being arranged on the connecting hole 3a conducting in the kiln wall of both sides, Shao La district 3; Some preheating gate 2a are intervally distributed with along short transverse in the kiln wall of both sides, preheating zone 2, each preheating gate 2a bending tubes end and the second flue 1b conducting, the second blower fan 2d is provided with above the kiln body 1 that preheating gate 2a is corresponding, each preheating gate 2a is connected by the air intake of pipeline with the second blower fan 2d, the outlet air end of the second blower fan is then directly emptying, and namely the direct flue gas by extraction drains in external environment condition.The structure of preheating gate 2a, identical with the structure of connecting hole 3a, be all be arranged on Yao Bishang, kiln wall so both can have been allowed fully to absorb heat energy, do not affect again product conveying.
Some heating nozzles 6 are distributed with along its length in high-temperature region 4.The connection in each heating nozzle and outside vapour source is conventional structure, and namely each heating nozzle is all connected with Gas Pipe and compensated with air pipe, Gas Pipe is arranged relevant regulation gate valve, magnetic valve, pressure-reducing valve etc.; Compensated with air pipe is then arranged blower fan and carry out compensated with air, to make sufficient combustion.These are all conventional syndetons of existing tunnel kiln, do not repeat them here.
The horizontal Cooling Holes 5a be conducted with extraneous air is provided with along its length in kiln body 1 below cooling zone 5, the kiln wall of both sides, cooling zone 5 is respectively equipped with the vertical Cooling Holes 5b be conducted with horizontal Cooling Holes 5a, vertical Cooling Holes 5b is connected with insulating tube 7, insulating tube 7 is provided with the first blower fan 7a, and the outlet air end of insulating tube 7 is conducted by pipeline and front portion, preheating zone 2; The negative pressure working environment that air-flow is flowed to cooling zone by preheating zone is formed in Ge Yao road unit.Adopt the structure of this Cooling Holes, product will be caused to ftracture due to too fast cooling, and the heat of cooling be delivered to preheating zone entrance by insulating tube simultaneously, to improve inlet temperature.The conveniently adjustment of temperature, is connected with adjustable pipe 8 between the first flue 1a and insulating tube 7, adjustable pipe 8 is provided with the first air door and regulates flashboard 8a.When Shao La district 3 temperature is too high, the size of flashboard 8a is regulated to regulate by the first air door of performing fighting.There is the advantage that structure is simple, easy to adjust.
In the present embodiment, described first blower fan 7a is positioned at above preheating zone 2, the kiln body 1 of front portion, each preheating zone 2 is equipped with backwind tube 2b, backwind tube 2b air intake is connected with the first blower fan 7a, outlet air end with corresponding preheating zone 2 conducting and air outlet towards in Ge Yao road unit, each backwind tube 2b is equipped with the second air door and regulates flashboard 2c.In the present embodiment, backwind tube 2b has two groups, and one group is positioned at kiln road inner top, and another group is positioned at Yao Dao porch, forms air curtain, for inwardly blowing hot blast and avoiding wax cigarette to overflow.
Further, be provided with temperature in the kiln body 1 between Ge Shaola district 3 and each second flue 1b and regulate chamber 9; Regulate between chamber 9 and Ge Shaola district 3 in temperature and be provided with some first temperature adjustment hole 9a along its length, regulate in temperature and be provided with some second temperature adjustment hole 9b, the first temperature adjustment hole 9a along its length between chamber 9 and each second flue 1b and the second temperature adjustment hole 9b is distributed in the region between rear portion, preheating zone 2 and front portion, Shao La district 3 along its length.Regulate in chamber 9 in temperature and be provided with the sealing sprue 9c adapted with the second temperature adjustment hole 9b; Under normal circumstances, sealing sprue 9c is positioned at corresponding second temperature adjustment hole 9b opening portion, and when needs regulate temperature, corresponding sealing sprue 9c is positioned at corresponding second temperature adjustment hole 9b opening portion side; Regulate in temperature on the kiln body 1 both sides outer wall of chamber 9 correspondence and be provided with some handle hole 9d along its length, handle hole 9d is provided with dismountable sealant 9e.Chamber 9 is regulated by set temperature, and the first temperature adjustment hole 9a matched and the second temperature adjustment hole 9b, the temperature step in each region in kiln can be ensured further, ensure the quality of product further.
During use, wait that burning wax vacuum envelope enters preheating zone from kiln road unit entrance, under the propelling of outside push unit, intermittent advance, sequentially through burning wax district and high-temperature region, finally cooling forms finished product, exports from cooling zone outlet.
Above illustrated embodiment is better embodiment of the present invention, only be used for conveniently the present invention being described, not any pro forma restriction is done to the present invention, have in any art and usually know the knowledgeable, if do not depart from the present invention carry in the scope of technical characteristic, utilize the Equivalent embodiments that the done local of disclosed technology contents is changed or modified, and do not depart from technical characteristic content of the present invention, all still belong in the scope of the technology of the present invention feature.
Claims (8)
1. the tunnel cave for smokeless and odorless energy-conserving and environment-protective de-waxing, comprise kiln body (1), it is characterized in that, described kiln body (1) is interval with some kiln roads unit along its length, be provided with along its length in Ge Yao road unit some roads for material advance flat surfaces (10), Ge Yao road unit comprise along material direction of advance sequentially arrange and separate preheating zone (2), Shao La district (3), high-temperature region (4) and cooling zone (5); The first flue (1a) is provided with along kiln body length direction in the kiln body (1) of Shao La district (3) top, first flue (1a) bending tubes end and Shao La district (3) conducting, in the kiln body (1) of preheating zone (2) and Shao La district (3) below, be provided with the second flue (1b) along kiln body length direction, the first flue (1a) smoke end and the second flue (1b) bending tubes end are by being arranged on connecting hole (3a) conducting in the kiln wall of Shao La district (3) both sides; Some preheating gate (2a) is intervally distributed with along short transverse in the kiln wall of preheating zone (2) both sides, each preheating gate (2a) bending tubes end and the second flue (1b) conducting, each preheating gate (2a) smoke end and kiln body (1) turned on outside; Some heating nozzles (6) are distributed with along its length in high-temperature region (4).
2. the tunnel cave for smokeless and odorless energy-conserving and environment-protective de-waxing according to claim 1, it is characterized in that, the horizontal Cooling Holes (5a) be conducted with extraneous air is provided with along its length in the kiln body (1) of below, described cooling zone (5), the kiln wall of cooling zone (5) both sides is respectively equipped with the vertical Cooling Holes (5b) be conducted with horizontal Cooling Holes (5a), vertical Cooling Holes (5b) is connected with insulating tube (7), insulating tube (7) is provided with the first blower fan (7a), the outlet air end of insulating tube (7) is conducted by pipeline and preheating zone (2) front portion, the negative pressure working environment that air-flow is flowed to cooling zone by preheating zone is formed in Ge Yao road unit.
3. the tunnel cave for smokeless and odorless energy-conserving and environment-protective de-waxing according to claim 2, it is characterized in that, be connected with adjustable pipe (8) between described first flue (1a) and insulating tube (7), adjustable pipe (8) be provided with the first air door and regulate flashboard (8a).
4. the tunnel cave for smokeless and odorless energy-conserving and environment-protective de-waxing according to claim 2, it is characterized in that, described first blower fan (7a) is positioned at top, preheating zone (2), the kiln body (1) that each preheating zone (2) are anterior is equipped with backwind tube (2b), backwind tube (2b) air intake is connected with the first blower fan (7a), outlet air end with (2) conducting of corresponding preheating zone and air outlet towards in Ge Yao road unit, each backwind tube (2b) is equipped with second air door regulate flashboard (2c).
5. the tunnel cave for smokeless and odorless energy-conserving and environment-protective de-waxing according to claim 1, it is characterized in that, kiln body (1) top corresponding in preheating gate (2a) is provided with the second blower fan (2d), and each preheating gate (2a) is connected by the air intake of pipeline with the second blower fan (2d).
6. the tunnel cave for smokeless and odorless energy-conserving and environment-protective de-waxing according to claim 1, it is characterized in that, be provided with temperature in the kiln body (1) between Ge Shaola district (3) and each second flue (1b) and regulate chamber (9); Regulate between chamber (9) and Ge Shaola district (3) in temperature and be provided with some first temperature adjustment holes (9a) along its length, regulate between chamber (9) and each second flue (1b) in temperature and be provided with some second temperature adjustment holes (9b) along its length, regulate in chamber (9) in temperature and be provided with the sealing sprue (9c) adapted with the second temperature adjustment hole (9b); Under normal circumstances, sealing sprue (9c) is positioned at corresponding second temperature adjustment hole (9b) opening portion, when needs regulate temperature, corresponding sealing sprue (9c) is positioned at corresponding second temperature adjustment hole (9b) opening portion side; Regulate on kiln body (1) both sides outer wall corresponding to chamber (9) in temperature and be provided with some handle holes (9d) along its length, handle hole (9d) is provided with dismountable sealant (9e).
7. the tunnel cave for smokeless and odorless energy-conserving and environment-protective de-waxing according to claim 6, it is characterized in that, described first temperature adjustment hole (9a) and the second temperature adjustment hole (9b) are distributed in the region between (2) rear portion, preheating zone and Shao La district (3) front portion along its length.
8. the tunnel cave for smokeless and odorless energy-conserving and environment-protective de-waxing according to claim 1, it is characterized in that, the bending tubes end of described first flue (1a) is positioned at middle part, Shao La district (3), and smoke end is positioned at the contact site of Shao La district (3) and high-temperature region (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510532682.5A CN105180650B (en) | 2015-08-25 | 2015-08-25 | A kind of tunnel cave for smokeless and odorless energy-conserving and environment-protective de-waxing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510532682.5A CN105180650B (en) | 2015-08-25 | 2015-08-25 | A kind of tunnel cave for smokeless and odorless energy-conserving and environment-protective de-waxing |
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| CN105180650A true CN105180650A (en) | 2015-12-23 |
| CN105180650B CN105180650B (en) | 2017-04-05 |
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| CN201510532682.5A Active CN105180650B (en) | 2015-08-25 | 2015-08-25 | A kind of tunnel cave for smokeless and odorless energy-conserving and environment-protective de-waxing |
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| CN107062895A (en) * | 2017-05-09 | 2017-08-18 | 新化县群华陶瓷科技有限公司 | Energy-conserving and environment-protective de-waxing kiln and its de-waxing technique |
| WO2018126502A1 (en) * | 2017-01-03 | 2018-07-12 | 蔡欲期 | Shell mold sintering device and method |
| CN108444282A (en) * | 2018-04-03 | 2018-08-24 | 新化县新园电子陶瓷有限公司 | The kiln and de-waxing method of semi-finished product de-waxing are noted for ceramics injection |
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| CN108444282A (en) * | 2018-04-03 | 2018-08-24 | 新化县新园电子陶瓷有限公司 | The kiln and de-waxing method of semi-finished product de-waxing are noted for ceramics injection |
| CN108444282B (en) * | 2018-04-03 | 2024-05-28 | 新化县新园电子陶瓷有限公司 | Kiln and method for removing wax of ceramic hot-pressing injection semi-finished product |
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| Publication number | Publication date |
|---|---|
| CN105180650B (en) | 2017-04-05 |
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