CN203980961U - A kind of transverse stretching machine waste heat recovery re-use device - Google Patents
A kind of transverse stretching machine waste heat recovery re-use device Download PDFInfo
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- CN203980961U CN203980961U CN201420429054.5U CN201420429054U CN203980961U CN 203980961 U CN203980961 U CN 203980961U CN 201420429054 U CN201420429054 U CN 201420429054U CN 203980961 U CN203980961 U CN 203980961U
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- cold wind
- stretching machine
- transverse stretching
- heat
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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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model provides a kind of transverse stretching machine waste heat recovery re-use device, belongs to field of mechanical technique.It has solved the more problem of existing transverse stretching machine energy resource consumption.This transverse stretching machine waste heat recovery re-use device comprises heat exchange air duct, one end of heat exchange air duct is hot blast entrance point, the other end is hot-blast outlet end, hot blast entrance point place is fixed with division board one, hot-blast outlet end place is fixed with division board two, in heat exchange air duct, be provided with some heat-exchange tubes, one end of heat-exchange tube is connected mutually with division board one, the other end and division board two-phase are connected, on the sidewall of hot-blast outlet end, there is cold wind import, on the sidewall of hot water inlet end, there is cold wind outlet, the outside of heat exchange air duct and cold wind outlet has one layer of heat preservation layer, in cold wind outlet, be provided with electric heater, in cold wind outlet, be also provided with temperature measurer.This transverse stretching machine waste heat recovery re-use device has advantages of that energy loss is low, simultaneously protection of the environment.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of transverse stretching machine waste heat recovery re-use device.
Background technology
In BOPP film production, need to pass through cross directional stretch, the equipment of cross directional stretch is called transverse stretching machine, transverse stretching machine complicated structure, it is comprised of baking box, chain folder, guide rail, plenum chamber, chain tensioning device, guide rail width adjusting device, switching binder, hot air circulating system, lubricating system and EPC etc.
Transverse stretching machine structure is by entering film, waste heat, stretching, buffering, sizing and the functional section such as cooling forms, and the heating-up temperature of each section is not all higher than 190 degree, and the effect of transverse stretching machine is the film through longitudinal stretching to be completed in transverse stretching machine to the cross directional stretch of film.
Existing transverse stretching machine, all that cold wind enters in transverse stretching machine after 190 degree through heating almost, BOPP film is heated, after heating, again this gas is discharged, but the temperature of the gas of discharging from transverse stretching machine is still in 150 degree left and right, directly discharge can cause the waste of a large amount of heats, and pollutes the environment.
Summary of the invention
There are the problems referred to above for existing technology in the utility model, has proposed a kind of transverse stretching machine waste heat recovery re-use device, solves and how to make existing transverse stretching machine reduce energy loss, simultaneously protection of the environment.
The purpose of this utility model can realize by following technical proposal: a kind of transverse stretching machine waste heat recovery re-use device, it is characterized in that, comprise heat exchange air duct, one end of described heat exchange air duct is hot blast entrance point, the other end is hot-blast outlet end, described hot blast entrance point place is fixed with division board one, described hot-blast outlet end place is fixed with division board two, in described heat exchange air duct, be provided with some heat-exchange tubes, one end of described heat-exchange tube is connected mutually with division board one, the other end and division board two-phase are connected, make hot blast by heat-exchange tube, directly flow to hot-blast outlet end from hot blast entrance point, on the sidewall of described hot-blast outlet end, there is cold wind import, on the sidewall of described hot water inlet end, there is cold wind outlet, and cold wind import and cold wind outlet are all between division board one and division board two, the outside of described heat exchange air duct and cold wind outlet has one layer of heat preservation layer, in described cold wind import, be provided with screen pack and grid, in described cold wind outlet, be provided with electric heater, in described cold wind outlet, be also provided with temperature measurer.
Enter transverse stretching machine and carry out the temperature that hot blast waste gas after heat exchange has 150 degree left and right, the hot blast waste gas that this part need to be discharged originally by pipeline is drawn to hot blast entrance point, enter into again in heat-exchange tube and from hot-blast outlet end, discharge after heat hot exchanging tube, in this process, ozone is sent in cold wind import, this air filters through screen pack, pass through again grid water conservancy diversion, make not contain in air the impurity such as useless film, flow steadily, this ozone is through heat exchange air duct, contact preheating with heat-exchange tube, heating, the temperature that is ozone can rise, existence due to division board one and division board two, this ozone can flow to cold wind outlet along heat exchange air duct, in cold wind outlet, be provided with electric heater, again this air is heated, until be heated to 190 degree, temperature measurer is measured temperature, because heat-exchange tube preheats fresh air, reduced the energy of electric heater heating fresh air to the required consumption of 190 degree, save the energy, hot blast EGT through heat-exchange tube further reduces simultaneously, effectively reduce hot blast toxic emission pollution on the environment.The existence of heat-insulation layer, is hedged off from the outer world heat exchange air duct, and thermal losses is low.
In above-mentioned a kind of transverse stretching machine waste heat recovery re-use device, described hot blast entrance point place has training wall.The existence of training wall is played guide effect to hot blast waste gas, makes hot blast waste gas can better enter into heat-exchange tube.
In above-mentioned a kind of transverse stretching machine waste heat recovery re-use device, described division board one and the circumferential lateral wall of division board two and the madial wall of heat exchange air duct are fitted and are connected by welding.Division board one and division board two can only move along heat-exchange tube hot blast waste gas, can not mix with fresh air.
In above-mentioned a kind of transverse stretching machine waste heat recovery re-use device, in described cold wind import, there is annular gear edge, described grid is resisted against annular gear along upper.Grid is resisted against annular gear and by bolt, is connected along upper again, simple in structure.
In above-mentioned a kind of transverse stretching machine waste heat recovery re-use device, the quantity of described heat-exchange tube is 9-36 root, and equidistantly arranges.The quantity of heat-exchange tube is set according to actual conditions, is distributed in heat exchange air duct, and heating fresh air is even, and heating effect is good.
In above-mentioned a kind of transverse stretching machine waste heat recovery re-use device, described heat-exchange tube is made by titanium alloy material.Titanium alloy material heat-transfer effect is good.
In above-mentioned a kind of transverse stretching machine waste heat recovery re-use device, described heat-insulation layer is rubber-plastic sponge heat-insulating layer.Rubber-plastic sponge good heat-insulation effect, the air heat in heat exchange air duct damages few, and heating fresh air is effective.
In above-mentioned a kind of transverse stretching machine waste heat recovery re-use device, described electric heater is drawer type electric heater, and described electric heater comprises electric heating tube and panel, the snakelike setting of described electric heating tube, and electric heating tube is connected mutually with panel.The snakelike area that improves heating that arranges, heating effect is good, and the convenient described electric heater of drawer type is extracted maintenance out, is changed.
In above-mentioned a kind of transverse stretching machine waste heat recovery re-use device, the axial and wind direction of described electric heating tube is perpendicular.This kind of structure, makes fresh air and electric heater have larger contact area, and heating effect is good.
Compared with prior art, this transverse stretching machine waste heat recovery re-use device has the following advantages:
1, this recycling device, reclaims hot blast waste gas ozone is carried out to preheating, and ozone temperature is raise, reduce the needed energy of electric heater heating fresh air, save the energy, and significantly reduce through the temperature of the hot blast waste gas of heat exchange, reduce the pollution to environment.
2, this recycling device is used division board one, division board two and heat-exchange tube that high-temperature hot-air waste gas and fresh air are kept apart, simple in structure.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of this transverse stretching machine waste heat recovery re-use device.
Fig. 2 is the front view of this transverse stretching machine waste heat recovery re-use device hot blast entrance point.
Fig. 3 is the front view of this transverse stretching machine waste heat recovery re-use device cold wind outlet.
In figure, 1, heat exchange air duct; 1a, hot blast entrance point; 1b, hot-blast outlet end; 2, division board one; 3, division board two; 4, heat-exchange tube; 5, cold wind import; 6, cold wind outlet; 7, heat-insulation layer; 8, screen pack; 9, grid; 10, electric heater; 11, temperature measurer; 12, training wall; 13, annular gear edge.
The specific embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1, this transverse stretching machine waste heat recovery re-use device comprises heat exchange air duct 1, division board 1, division board 23 and heat-exchange tube 4.
Heat exchange air duct 1 is tubular, one end is hot blast entrance point 1a, hot blast entrance point 1a place has the training wall 12 being obliquely installed, the other end is hot-blast outlet end 1b, hot blast entrance point 1a place is fixed with division board 1, hot-blast outlet end 1b place is fixed with division board 23, and the circumferential lateral wall of division board 1 and division board 23 is all fitted and is connected by welding with the madial wall of heat exchange air duct 1.As shown in Figure 2, in the present embodiment, in heat exchange air duct 1, be provided with ten six roots of sensation heat-exchange tubes 4, heat-exchange tube 4 is made by titanium alloy material, and heat-exchange tube 4 is equidistantly arranged, with four a line, have four lines altogether, in actual production, can with nine or 25 heat-exchange tubes 4 are set, heat-exchange tube 4 is hollow pipes, one end is connected mutually with division board 1, the other end is connected mutually with division board 23, and high-temp waste gas can only be discharged from hot-blast outlet end 1b by heat-exchange tube 4 from hot blast entrance point 1a.On the sidewall of hot-blast outlet end 1b, have cold wind import 5, have cold wind outlet 6 on the sidewall of hot blast entrance point 1a, cold wind import 5 is connected with cold wind outlet 6 by heat exchange air duct 1.And due to the existence of division board 1 and division board 23, cold wind import 5, cold wind outlet 6 are not all communicated with hot blast entrance point 1a, hot-blast outlet end 1b.Be that high-temp waste gas and fresh air carry out heat exchange by two mutual disconnected passages.The port of cold wind import 5 is fixed with screen pack 8, has annular gear along 13 in cold wind import 5, and grid 9 is resisted against annular gear along being connected on 13 and by bolt.As shown in Figure 3, in cold wind outlet 6, be provided with electric heater 10, electric heater 10 is drawer type electric heaters 10, electric heater 10 comprises electric heating tube and panel, electric heating tube is connected mutually with panel, the snakelike setting of electric heating tube, and the axial and wind direction of electric heating tube is perpendicular.The outside of heat exchange air duct 1 and cold wind outlet 6 has one deck rubber-plastic sponge heat-insulating layer 7, in cold wind outlet 6, is also provided with temperature measurer 11, and temperature measurer 11 is thermometers, cold wind is exported to 6 place's air and carry out thermometric.
During use, hot blast waste gas enters into heat-exchange tube 4 from hot blast entrance point 1a, from hot-blast outlet end 1b, discharge again, hot blast waste gas heats heat-exchange tube 4, fresh air enters from cold wind import 5, fresh air and heat-exchange tube 4 carry out heat exchange, fresh air temperature is raise, enter into again cold wind and export 6 places' use electric heater 10 heating, owing to having used high-temp waste gas to heat before using electric heater 10, therefore, effectively saved the energy, and after heat exchange, the temperature of high-temp waste gas effectively reduces, reduce the pollution to environment.
Claims (9)
1. a transverse stretching machine waste heat recovery re-use device, it is characterized in that, comprise heat exchange air duct (1), one end of described heat exchange air duct (1) is hot blast entrance point (1a), the other end is hot-blast outlet end (1b), described hot blast entrance point (1a) locates to be fixed with division board one (2), described hot-blast outlet end (1b) locates to be fixed with division board two (3), in described heat exchange air duct (1), be provided with some heat-exchange tubes (4), one end of described heat-exchange tube (4) is connected mutually with division board one (2), the other end is connected mutually with division board two (3), make hot blast by heat-exchange tube (4), directly flow to hot-blast outlet end (1b) from hot blast entrance point (1a), on the sidewall of described hot-blast outlet end (1b), there is cold wind import (5), on the sidewall of described hot water inlet end, there is cold wind outlet (6), and cold wind import (5) and cold wind outlet (6) are all positioned between division board one (2) and division board two (3), the outside of described heat exchange air duct (1) and cold wind outlet (6) has one layer of heat preservation layer (7), in described cold wind import (5), be provided with screen pack (8) and grid (9), in described cold wind outlet (6), be provided with electric heater (10), in described cold wind outlet (6), be also provided with temperature measurer (11).
2. a kind of transverse stretching machine waste heat recovery re-use device according to claim 1, is characterized in that, described hot blast entrance point (1a) locates to have training wall (12).
3. a kind of transverse stretching machine waste heat recovery re-use device according to claim 1 and 2, it is characterized in that, the madial wall of described division board one (2) and the circumferential lateral wall of division board two (3) and heat exchange air duct (1) is fitted and is connected by welding.
4. a kind of transverse stretching machine waste heat recovery re-use device according to claim 1 and 2, is characterized in that, has annular gear along (13) in described cold wind import (5), and described grid (9) is resisted against annular gear along on (13).
5. a kind of transverse stretching machine waste heat recovery re-use device according to claim 1 and 2, is characterized in that, the quantity of described heat-exchange tube (4) is 9-36 root, and equidistantly arranges.
6. a kind of transverse stretching machine waste heat recovery re-use device according to claim 1 and 2, is characterized in that, described heat-exchange tube (4) is made by titanium alloy material.
7. a kind of transverse stretching machine waste heat recovery re-use device according to claim 1 and 2, is characterized in that, described heat-insulation layer (7) is rubber-plastic sponge heat-insulating layer.
8. a kind of transverse stretching machine waste heat recovery re-use device according to claim 1 and 2, it is characterized in that, described electric heater (10) is drawer type electric heater, described electric heater (10) comprises electric heating tube and panel, the snakelike setting of described electric heating tube, and electric heating tube is connected mutually with panel.
9. a kind of transverse stretching machine waste heat recovery re-use device according to claim 8, is characterized in that, the axial and wind direction of described electric heating tube is perpendicular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420429054.5U CN203980961U (en) | 2014-07-31 | 2014-07-31 | A kind of transverse stretching machine waste heat recovery re-use device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420429054.5U CN203980961U (en) | 2014-07-31 | 2014-07-31 | A kind of transverse stretching machine waste heat recovery re-use device |
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| Publication Number | Publication Date |
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| CN203980961U true CN203980961U (en) | 2014-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420429054.5U Expired - Fee Related CN203980961U (en) | 2014-07-31 | 2014-07-31 | A kind of transverse stretching machine waste heat recovery re-use device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110095006A (en) * | 2019-05-30 | 2019-08-06 | 付国永 | A kind of energy-saving cold thermal balance heat-exchange device |
| CN111101308A (en) * | 2020-01-20 | 2020-05-05 | 孙涛 | Textile heating and shaping device |
| CN116945460A (en) * | 2023-07-26 | 2023-10-27 | 青岛冠铭包装制品有限公司 | Waste heat recycling device of EPS foaming forming machine |
-
2014
- 2014-07-31 CN CN201420429054.5U patent/CN203980961U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110095006A (en) * | 2019-05-30 | 2019-08-06 | 付国永 | A kind of energy-saving cold thermal balance heat-exchange device |
| CN111101308A (en) * | 2020-01-20 | 2020-05-05 | 孙涛 | Textile heating and shaping device |
| CN111101308B (en) * | 2020-01-20 | 2024-04-26 | 孙涛 | Textile heating and shaping device |
| CN116945460A (en) * | 2023-07-26 | 2023-10-27 | 青岛冠铭包装制品有限公司 | Waste heat recycling device of EPS foaming forming machine |
| CN116945460B (en) * | 2023-07-26 | 2024-03-08 | 青岛冠铭包装制品有限公司 | Waste heat recycling device of EPS foaming forming machine |
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| Date | Code | Title | Description |
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| 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: 20141203 Termination date: 20150731 |
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| EXPY | Termination of patent right or utility model |