CN213593467U - Foaming furnace for producing artificial leather - Google Patents
Foaming furnace for producing artificial leather Download PDFInfo
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- CN213593467U CN213593467U CN202022638949.8U CN202022638949U CN213593467U CN 213593467 U CN213593467 U CN 213593467U CN 202022638949 U CN202022638949 U CN 202022638949U CN 213593467 U CN213593467 U CN 213593467U
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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 discloses a foaming furnace for producing artificial leather, including the feed inlet, the cabinet body and discharge gate, the internal portion of cabinet has arranged in proper order and has preheated the unit, foaming unit and cooling unit, it is provided with heat conduction baffle to preheat between unit and the foaming unit, be provided with adiabatic baffle between foaming unit and the cooling unit, a sheet for foaming passes in proper order through the feed inlet and preheats the unit, heat conduction baffle, the foaming unit, adiabatic baffle, wear out the discharge gate behind the cooling unit, the foaming unit top is provided with the heat recovery unit of flue gas processing unit and one end and flue gas processing unit intercommunication, the other end and the preheating unit intercommunication of heat recovery unit. The utility model adopts the above structure a foaming furnace for producing artificial leather has effectively reduced the condition that the oil smoke that produces flows back to the foaming unit through the pipeline in the foaming process to effectively utilized the heat in the oil smoke.
Description
Technical Field
The utility model relates to a foaming furnace technical field especially relates to a foaming furnace for producing artificial leather.
Background
The artificial leather is produced by foaming or film-covering PVC and PU of various formulas on a textile fabric base or a non-woven fabric base, and has the characteristics of various colors, good waterproof performance, neat edge and breadth, high utilization rate and low price compared with genuine leather.
The indispensable production facility of preparation artificial leather is the foaming furnace, but foaming furnace has a large amount of oil smoke in the production at present to volatilize and discharges, and these oil smoke that discharges does not reach the standard of discharging, has great pollution to the environment, and above-mentioned oil smoke can lead to the oil smoke to gather in a large amount at the flue gas pipeline occasionally because the exhaust of exhaust fan is untimely, and long-time gathering can make the oil smoke flow back to the foaming furnace, causes the pollution. Meanwhile, the redundant heat of the foaming unit is directly dissipated into the air, so that the waste of heat is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a foaming furnace for producing artificial leather to solve above-mentioned flue gas cooling and be the oil smoke, the oil smoke gathering flows back to the problem of foaming unit pollution sheet and the extravagant problem of flue gas heat.
In order to realize the above purpose, the utility model provides a foaming furnace for producing artificial leather, including feed inlet, the cabinet body and discharge gate, the internal portion of cabinet has arranged in proper order and has preheated unit, foaming unit and cooling unit, preheat the unit with be provided with heat conduction baffle between the foaming unit, the foaming unit with be provided with adiabatic baffle between the cooling unit for the sheet warp of foaming the feed inlet passes in proper order preheat the unit heat conduction baffle the foaming unit adiabatic baffle is worn out behind the cooling unit the discharge gate, the foaming unit top be provided with flue gas processing unit and one end with the heat recovery unit of flue gas processing unit intercommunication, the other end of heat recovery unit with preheat the unit intercommunication.
Preferably, the flue gas treatment unit comprises a first pipeline and a second pipeline which are longitudinally arranged, the lower end of the first pipeline is connected with the foaming unit, the upper end of the first pipeline penetrates into the lower end of the second pipeline and is fixedly connected with the second pipeline, the upper end of the second pipeline is connected with the heat recovery unit, a plurality of transverse plates which are arranged in a staggered mode are arranged inside the second pipeline, one end of each transverse plate is fixed on the inner wall of the second pipeline, smoke guide holes are reserved on the other end of each transverse plate and the inner wall of the second pipeline, and the smoke guide holes are arranged in an S shape.
Optimized, the heat recovery unit including be used for retrieving the thermal heat recovery case of flue gas with set up in the air heating case of heat recovery case top, second pipeline upper end with the air inlet of heat recovery case is connected, the gas outlet of heat recovery case is connected with the third pipeline, the inside first finned heat exchanger that is provided with of heat recovery case, first finned heat exchanger in proper order through the connecting tube with the air heating case with preheat the unit and be connected, the connecting tube outside is provided with insulation material.
Preferably, the air heating box comprises a second fin heat exchanger, an air outlet and an air inlet, the second fin heat exchanger is arranged in the air heating box, the air inlet is used for allowing fresh air to enter, an air blower is arranged on the air inlet, the second fin heat exchanger is connected with the first fin heat exchanger through a connecting pipeline, and the air outlet of the air heating box is connected with the air inlet above the preheating unit.
Preferably, a filter which is detachably connected through a flange is arranged on the third pipeline, and the third pipeline is further connected with an exhaust fan.
Preferably, conveyors are arranged inside the preheating unit, the foaming unit and the cooling unit, and the sheets are located on conveyor belts of the conveyors.
Preferably, the preheating unit comprises a first heater for assisting in heating the sheet when the heat recovery quantity is insufficient, the foaming unit comprises a second heater for high-temperature foaming heating, the first heater is arranged on two sides of the conveyor in the preheating unit, and the second heater is arranged on two sides of the conveyor in the foaming unit.
Preferably, the discharge port is provided with a shaping and rolling unit, and the shaping and rolling unit comprises a guide roller, a positioning roller positioned below the guide roller and a shaping roller positioned below the positioning roller and used for compressing the sheets.
Therefore, the utility model adopts the above structure a foaming furnace for producing artificial leather has following beneficial effect:
1. the preheating unit is closely contacted with the foaming unit, and the foaming unit can transfer heat to the preheating unit.
2. The diaphragm of flue gas processing unit can prevent effectively that the oil smoke from flowing to the foaming furnace along the pipeline, has guaranteed that the foaming process is not polluted.
3. The heat recovery unit effectively retrieves the flue gas and the steam that the foaming furnace gived off to transmit and preheat the unit, reduced thermal loss.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic view of an embodiment of a foaming furnace for producing artificial leather according to the present invention;
FIG. 2 is a schematic diagram of a flue gas treatment unit and a heat recovery unit of an embodiment of a foaming furnace for producing artificial leather of the present invention.
In the figure: 1. a feed inlet; 2. a preheating unit; 3. a foaming unit; 4. a cooling unit; 5. a discharge port; 6. a thermally conductive spacer; 7. a thermally insulating barrier; 8. a flue gas treatment unit; 9. a heat recovery unit; 10. a first conduit; 11. a second conduit; 12. a third pipeline; 13. a transverse plate; 14. a filter; 15. a guide roller; 16. positioning the roller; 17. shaping the roller; 18. a heat recovery tank; 19. connecting a pipeline; 20. an air heating box.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
The following describes embodiments of the present invention with reference to the accompanying drawings. FIG. 1 is a schematic view of an embodiment of a foaming furnace for producing artificial leather according to the present invention; FIG. 2 is a schematic diagram of a flue gas treatment unit and a heat recovery unit of an embodiment of a foaming furnace for producing artificial leather of the present invention. As shown in the figure, the utility model relates to a foaming furnace for producing artificial leather includes feed inlet 1, the cabinet body and discharge gate 5, unit 2 has been arranged in proper order to preheat in the internal portion of cabinet, foaming unit 3 and cooling unit 4, it is provided with heat conduction baffle 6 to preheat between unit 2 and the foaming unit 3, be provided with adiabatic baffle 7 between foaming unit 3 and the cooling unit 4, a sheet for foaming passes in proper order through feed inlet 1 and preheats unit 2, heat conduction baffle 6, foaming unit 3, adiabatic baffle 7, wear out discharge gate 5 behind the cooling unit 4, foaming unit 3 top is provided with the heat recovery unit 9 of flue gas processing unit 8 and one end and flue gas processing unit 8 intercommunication, the other end of heat recovery unit 9 and preheating unit 2 intercommunication.
The smoke processing unit 8 comprises a first pipeline 10 and a second pipeline 11 which are longitudinally arranged, the lower end of the first pipeline 10 is connected with the foaming unit 3, the upper end of the first pipeline 10 penetrates into the lower end of the second pipeline 11 and is fixedly connected with the second pipeline 11, the diameter of the first pipeline 10 is smaller than that of the second pipeline 11, an oil storage cavity is formed between the outer wall of the part, penetrating out of the second pipeline 11, of the first pipeline 10 and the inner wall of the second pipeline 11 and can be used for storing smoke formed by smoke cooling and preventing the smoke from flowing back to the foaming unit, the upper end of the second pipeline 11 is connected with the heat recovery unit 9, a plurality of transverse plates 13 which are arranged in a staggered mode are arranged inside the second pipeline 11, one end of each transverse plate 13 is fixed on the inner wall of the second pipeline 11, smoke guide holes are reserved at the other end of each transverse plate 13 and the inner wall of the second pipeline 11, the plurality of smoke guide holes are arranged in an S shape. The heat recovery unit 9 comprises a heat recovery box 18 for recovering heat of flue gas and an air heating box 20 arranged above the heat recovery box 18, the upper end of the second pipeline 11 is connected with an air inlet of the heat recovery box 18, an air outlet of the heat recovery box 18 is connected with the third pipeline 12, a first fin heat exchanger is arranged inside the heat recovery box 18, the first fin heat exchanger is sequentially connected with the preheating unit 2 through a connecting pipeline 19 and the air heating box 20, and a heat insulation material is arranged outside the connecting pipeline 19. The air heating box 20 comprises a second fin heat exchanger, an air outlet and an air inlet, the second fin heat exchanger is arranged in the air heating box, the air inlet is used for allowing fresh air to enter, an air blower is arranged on the air inlet, the second fin heat exchanger is connected with the first fin heat exchanger through a connecting pipeline 19, and the air outlet of the air heating box 20 is connected with the air inlet above the preheating unit 2. The third pipeline 12 is provided with a filter 14 which is connected with a flange and can be disassembled, and the third pipeline 12 is also connected with an exhaust fan.
The preheating unit 2, the foaming unit 3 and the cooling unit 4 are all internally provided with a conveyor, and the sheets are positioned on a conveyor belt of the conveyor. Preheating unit 2 is including the first heater that is used for retrieving the auxiliary heating sheet when the heat is not enough, and foaming unit 3 is including the second heater that is used for the high temperature foaming heating, and preheating unit 2 in the conveyer both sides equipartition have been put first heater, and foaming unit 3 in the conveyer both sides equipartition have been put the second heater for the even heating sheet. The discharging port 5 is provided with a shaping and winding unit which comprises a guide roller 15, a positioning roller 16 positioned below the guide roller 15, and a shaping roller 17 positioned below the positioning roller 16 and used for pressing the sheets.
The utility model discloses a concrete implementation process does: and turning on power supplies of the conveyor and the second heater, placing the sheet into the feeding hole 1, conveying the sheet to the preheating unit 2 through the conveyor for preheating, then conveying the sheet to the foaming unit 3 for high-temperature foaming, cooling the foamed sheet in the cooling unit 4 after foaming is finished, guiding the cooled sheet through the discharging hole 5, guiding the cooled sheet by the guide roller 15, and pressing the cooled sheet between the shaping roller 17 and the positioning roller 16.
The smoke generated in the high-temperature foaming process enters the first pipeline 10 and then enters the second pipeline 11, the smoke is extracted in an S shape in the second pipeline 11 due to the existence of the transverse plate 13, then the smoke enters the heat recovery box 18 through the air inlet of the heat recovery box 18 and exchanges heat with the first fin heat exchanger in the heat recovery box 18, the smoke enters the third pipeline 12 through the air outlet of the heat recovery box 18 after heat exchange is finished, the smoke is filtered and discharged to the atmosphere through the filter 14, meanwhile, the first fin heat exchanger enters the collected heat into the second fin heat exchanger of the air heating pipe through the connecting pipeline 19, the heat exchange is carried out between the second fin heat exchanger and fresh air, the fresh air sent by the air blower is heated and then preheats the sheets in the preheating unit through the air outlet of the air heating box 20 and the air inlet of the preheating unit 2, the heat in the flue gas is fully utilized, and if the recovered heat is not enough to preheat the sheet, the first heater can be switched on.
Therefore, the utility model adopts the structure of the foaming furnace for producing the artificial leather, the transverse plate and the oil storage cavity of the smoke processing unit can effectively prevent the oil smoke from flowing to the foaming unit along the pipeline, and the foaming process is ensured not to be polluted; the heat recovery unit recovers the heat of the smoke generated by the foaming unit and transmits the heat to the preheating unit, so that the heat loss is reduced.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.
Claims (8)
1. The utility model provides a foaming furnace for producing artificial leather, includes feed inlet, the cabinet body and discharge gate, its characterized in that: the internal portion of cabinet has arranged in proper order and has preheated the unit, foaming unit and cooling unit, preheat the unit with be provided with heat conduction baffle between the foaming unit, the foaming unit with be provided with adiabatic baffle between the cooling unit for the sheet warp of foaming the feed inlet passes in proper order preheat the unit heat conduction baffle foam the unit adiabatic baffle wear out behind the cooling unit the discharge gate, the foaming unit top be provided with flue gas processing unit and one end with the heat recovery unit of flue gas processing unit intercommunication, the other end of heat recovery unit with preheat the unit intercommunication.
2. A foaming oven for the production of artificial leather according to claim 1, characterized in that: the smoke treatment unit comprises a first pipeline and a second pipeline which are longitudinally arranged, the lower end of the first pipeline is connected with the foaming unit, the upper end of the first pipeline penetrates into the lower end of the second pipeline and is fixedly connected with the second pipeline, the upper end of the second pipeline is connected with the heat recovery unit, a plurality of transverse plates which are arranged in a staggered mode are arranged inside the second pipeline, one end of each transverse plate is fixed on the inner wall of the second pipeline, smoke guide holes are reserved in the other end of each transverse plate and the inner wall of the second pipeline, and the smoke guide holes are arranged in an S shape.
3. A foaming oven for the production of artificial leather according to claim 2, characterized in that: the heat recovery unit comprises a heat recovery box for recovering heat of flue gas and an air heating box arranged above the heat recovery box, the upper end of the second pipeline is connected with an air inlet of the heat recovery box, an air outlet of the heat recovery box is connected with the third pipeline, a first fin heat exchanger is arranged inside the heat recovery box, the first fin heat exchanger sequentially passes through a connecting pipeline and the air heating box is connected with the preheating unit, and a heat insulation material is arranged outside the connecting pipeline.
4. A foaming oven for the production of artificial leather according to claim 3, characterized in that: the air heating box comprises a second fin heat exchanger, an air outlet and an air inlet, the second fin heat exchanger is arranged in the air heating box, the air inlet is used for allowing fresh air to enter, an air blower is arranged on the air inlet, the second fin heat exchanger is connected with the first fin heat exchanger through a connecting pipeline, and the air outlet of the air heating box is connected with the air inlet above the preheating unit.
5. A foaming oven for the production of artificial leather according to claim 3, characterized in that: the third pipeline is provided with a filter which is detachably connected through a flange, and the third pipeline is also connected with an exhaust fan.
6. A foaming oven for the production of artificial leather according to claim 1, characterized in that: the preheating unit, the foaming unit and the cooling unit are all internally provided with a conveyor, and the sheet is positioned on a conveying belt of the conveyor.
7. A foaming oven for the production of artificial leather according to claim 6, characterized in that: preheating unit is including the auxiliary heating when being used for retrieving the heat not enough the first heater of sheet, the foaming unit is including the second heater that is used for high temperature foaming heating, preheat in the unit conveyer both sides equipartition have put first heater, in the foaming unit conveyer both sides equipartition have put the second heater.
8. A foaming oven for the production of artificial leather according to claim 1, characterized in that: the discharge gate is provided with the setting rolling unit, the setting rolling unit includes guide roller, is located positioning roller below the guide roller, is located the setting gyro wheel that is used for compressing tightly the sheet below the positioning roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022638949.8U CN213593467U (en) | 2020-11-16 | 2020-11-16 | Foaming furnace for producing artificial leather |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022638949.8U CN213593467U (en) | 2020-11-16 | 2020-11-16 | Foaming furnace for producing artificial leather |
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| Publication Number | Publication Date |
|---|---|
| CN213593467U true CN213593467U (en) | 2021-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022638949.8U Active CN213593467U (en) | 2020-11-16 | 2020-11-16 | Foaming furnace for producing artificial leather |
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| CN (1) | CN213593467U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115056412A (en) * | 2022-08-16 | 2022-09-16 | 江苏德励达新材料股份有限公司 | Polyurethane raw material preheating and conveying device |
-
2020
- 2020-11-16 CN CN202022638949.8U patent/CN213593467U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115056412A (en) * | 2022-08-16 | 2022-09-16 | 江苏德励达新材料股份有限公司 | Polyurethane raw material preheating and conveying device |
| CN115056412B (en) * | 2022-08-16 | 2023-02-17 | 江苏德励达新材料股份有限公司 | Polyurethane raw material preheating and conveying device |
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