CN210321095U - Energy-saving reformed raw material drying system - Google Patents
Energy-saving reformed raw material drying system Download PDFInfo
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- CN210321095U CN210321095U CN201920744078.2U CN201920744078U CN210321095U CN 210321095 U CN210321095 U CN 210321095U CN 201920744078 U CN201920744078 U CN 201920744078U CN 210321095 U CN210321095 U CN 210321095U
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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 belongs to the technical field of the drying system technique and specifically relates to a raw materials drying system of energy-conserving transformation. The utility model provides a raw materials drying system of energy-conserving transformation which characterized in that: the air outlet of dry hopper passes through the one end of pipe connection return air filter, the other end of return air filter passes through the one end of pipe connection return air heat exchanger, the one end of pipe connection drying blower is passed through to return air heat exchanger's the other end, the one end of pipe connection molecular sieve tower is passed through to drying blower's the other end, the one end of pipe connection molecular tower regenerative heat energy recovery economizer is passed through to the other end of molecular tower regenerative heat energy recovery economizer, the one end of pipe connection hopper heating cabinet is passed through to the other end of molecular tower regenerative heat energy recovery economizer, the air intake of pipe connection dry hopper is passed through to the other end of. Compared with the prior art, when the drying tower is in regeneration circulation, the exhausted hot air is connected to the material collector through the heat exchanger to heat the raw materials in the drying tower, so that energy waste is avoided.
Description
Technical Field
The utility model belongs to the technical field of the drying system technique and specifically relates to a raw materials drying system of energy-conserving transformation.
Background
Traditional drying system, the drying air who comes out from the molecular sieve tower heats through the heating cabinet, then carry out dry raw materials processing in sending hot-blast dry hopper, after moisture absorption saturation in the molecular sieve tower, the molecular sieve tower can carry out regeneration cycle's work to take away the moisture in the molecular sieve tower, and the molecular sieve tower is when carrying out regeneration cycle, the hot-blast direct discharge to the air that its exhaust has moisture, and the hot-blast waste that causes the energy of discharged air is up to 250 ℃, and is not environmental protection.
Disclosure of Invention
The utility model discloses an overcome prior art not enough, provide a raw materials drying system of energy-conserving transformation, in the top of dry molecular sieve tower, increase the molecular tower regeneration heat recovery economizer that has heat exchanger, with the drying tower when regeneration circulation, exhaust hot-air heats its inside raw materials on being connected to the charge collector through heat exchanger, avoids the energy extravagant.
For realizing above-mentioned purpose, design the raw materials drying system of energy-conserving transformation, including dry hopper, hopper heating cabinet, return air filter, return air heat exchanger, dry distributing valve, molecular sieve tower, molecular tower regeneration heat recovery economizer, its characterized in that: the air outlet of the drying hopper is connected with one end of an air return filter through a pipeline, the other end of the air return filter is connected with one end of an air return heat exchanger through a pipeline, the other end of the air return heat exchanger is connected with one end of a drying fan through a pipeline, the other end of the drying fan is connected with one end of a molecular sieve tower through a pipeline, the other end of the molecular sieve tower is connected with one end of a molecular tower regenerative heat energy recovery energy-saving device through a pipeline, the other end of the molecular tower regenerative heat energy recovery energy-saving device is connected with one end of a hopper heating box through a pipeline, and the other end of the; the molecular sieve tower comprises a left molecular sieve tower and a right molecular sieve tower, a first drying distribution valve is connected to a pipeline between a hot air inlet of the left molecular sieve tower and a hot air inlet of the right molecular sieve tower and a drying fan, and a second drying distribution valve is connected to a pipeline between a hot air outlet of the left molecular sieve tower and a hot air outlet of the right molecular sieve tower and the regenerated heat energy recovery energy-saving device of the molecular sieve tower.
The regeneration air outlets of the left molecular sieve tower and the right molecular sieve tower are connected with one end of a first regeneration distribution valve through a pipeline, the other end of the first regeneration distribution valve is connected with one end of a first regeneration heat energy recovery energy-saving device of the molecular tower through a pipeline, and the other end of the regeneration heat energy recovery energy-saving device of the molecular tower is connected with a material collector through a pipeline; the regeneration air inlets of the left molecular sieve tower and the right molecular sieve tower are respectively connected with one ends of the regeneration heating box of the left molecular sieve tower and the regeneration heating box of the right molecular sieve tower through pipelines, the other ends of the regeneration heating box of the left molecular sieve tower and the regeneration heating box of the right molecular sieve tower are connected with one end of a regeneration distribution valve II through pipelines, and the other end of the regeneration distribution valve II is connected with a regeneration fan through a pipeline.
The molecular tower regenerated heat energy recovery energy-saving device comprises a box body, a heat exchanger and a box body heat insulation layer, wherein the molecular tower regenerated heat energy recovery energy-saving device is of a cuboid box body structure, the heat exchanger is arranged in the middle of the cuboid box body structure, the box body heat insulation layers are respectively arranged on the cuboid box body structures on the upper side and the lower side of the heat exchanger, and a heat recovery air outlet and a heat recovery air inlet are respectively arranged at the upper end and the lower end of the box body heat insulation layers on the upper side and; the cuboid box structures positioned at the left side and the right side of the heat exchanger are respectively provided with a regeneration air inlet and a regeneration air outlet.
The bottom of the molecular tower regenerated heat energy recovery energy-saving device is connected with a mounting bracket.
The heat recovery air inlet is connected with the drying distribution valve II through a pipeline, the heat recovery air outlet is connected with the hopper heating box through a pipeline, the regeneration air inlet is connected with the regeneration distribution valve I through a pipeline, and the regeneration air outlet is connected with the material collector through a pipeline.
The top of the drying hopper is connected with a material collector, and the bottom of the drying hopper is connected with an injection molding machine.
Compared with the prior art, the utility model, a raw materials drying system that energy-conserving transformation was provided, in the top of dry molecular sieve tower, the increase has heat exchanger's molecular tower regeneration heat recovery economizer, with the drying tower when regeneration circulation, exhaust hot-air heats its inside raw materials on being connected to the charging ware through heat exchanger, avoids the energy extravagant.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a perspective view of the molecular tower regenerated heat energy recovery energy-saving device.
FIG. 3 is a front view of the molecular tower regenerated heat energy recovery energy-saving device.
Fig. 4 is a sectional view taken along line a-a in fig. 3.
Referring to fig. 1 to 4, 1 is a drying hopper, 2 is a material collector, 3 is an injection molding machine, 4 is a return air filter, 5 is a hopper heating box, 6 is a return air heat exchanger, 7 is a drying fan, 8 is a first regeneration distribution valve, 9 is a first drying distribution valve, 10 is a second drying distribution valve, 11 is a left molecular sieve tower, 12 is a right molecular sieve tower, 13 is a left molecular sieve tower regeneration heating box, 14 is a right molecular sieve tower regeneration heating box, 15 is a second regeneration distribution valve, 16 is a molecular tower regenerated heat energy recovery energy-saving device, 16-1 is a heat exchanger, 16-2 is a box body heat insulation layer, 16-3 is a heat recovery air outlet, 16-4 is a regenerated air outlet, 16-5 is a cuboid box body structure, 16-6 is a heat recovery air inlet, 16-7 is a regenerated air inlet, 17 is a regenerated fan, and 18 is an installation support.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 4, an air outlet of the drying hopper 1 is connected to one end of an air return filter 4 through a pipeline, the other end of the air return filter 4 is connected to one end of an air return heat exchanger 6 through a pipeline, the other end of the air return heat exchanger 6 is connected to one end of a drying fan 7 through a pipeline, the other end of the drying fan 7 is connected to one end of a molecular sieve tower through a pipeline, the other end of the molecular sieve tower is connected to one end of a molecular tower regenerative heat energy recovery energy-saving device 16 through a pipeline, the other end of the molecular tower regenerative heat energy recovery energy-saving device 16 is connected to one end of a hopper heating box 5 through a pipeline, and the other end of the hopper heating box; the molecular sieve tower comprises a left molecular sieve tower and a right molecular sieve tower, a first drying distribution valve 9 is connected on a pipeline between a hot air inlet of the left molecular sieve tower 11 and a hot air inlet of the right molecular sieve tower 12 and the drying fan 7, and a second drying distribution valve 10 is connected on a pipeline between a hot air outlet of the left molecular sieve tower 11 and the right molecular sieve tower 12 and the molecular tower regenerated heat energy recovery energy-saving device 16.
The regeneration air outlets of the left molecular sieve tower 11 and the right molecular sieve tower 12 are connected with one end of a regeneration distribution valve I8 through a pipeline, the other end of the regeneration distribution valve I8 is connected with one end of a molecular tower regeneration heat energy recovery energy-saving device 16 through a pipeline, and the other end of the molecular tower regeneration heat energy recovery energy-saving device 16 is connected with the material collector 2 through a pipeline; the regeneration air inlets of the left molecular sieve tower 11 and the right molecular sieve tower 12 are respectively connected with one end of a left molecular sieve tower regeneration heating box 13 and one end of a right molecular sieve tower regeneration heating box 14 through pipelines, the other ends of the left molecular sieve tower regeneration heating box 13 and the right molecular sieve tower regeneration heating box 14 are connected with one end of a regeneration distribution valve II 15 through pipelines, and the other end of the regeneration distribution valve II 15 is connected with a regeneration fan 17 through a pipeline.
The molecular tower regenerated heat energy recovery energy-saving device 16 comprises a box body, a heat exchanger and a box body heat insulation layer, wherein the molecular tower regenerated heat energy recovery energy-saving device 16 is of a cuboid box body structure 16-5, the heat exchanger 16-1 is arranged in the middle of the cuboid box body structure 16-5, the box body heat insulation layers 16-2 are respectively arranged on the cuboid box body structures 16-5 on the upper side and the lower side of the heat exchanger 16-1, and the heat recovery air outlet 16-3 and the heat recovery air inlet 16-6 are respectively arranged on the upper end and the lower end of the box body heat insulation layers 16-2 on the upper; the cuboid box structures 16-5 positioned at the left and the right sides of the heat exchanger 16-1 are respectively provided with a regeneration air inlet 16-7 and a regeneration air outlet 16-4.
The bottom of the molecular tower regenerated heat energy recovery energy-saving device 16 is connected with a mounting bracket 18.
The heat recovery air inlet 16-6 is connected with the second drying distribution valve 10 through a pipeline, the heat recovery air outlet 16-3 is connected with the hopper heating box 5 through a pipeline, the regeneration air inlet 16-7 is connected with the first regeneration distribution valve 8 through a pipeline, and the regeneration air outlet 16-4 is connected with the material collector 2 through a pipeline.
The top of the drying hopper 1 is connected with a material collector 2, and the bottom of the drying hopper 1 is connected with an injection molding machine 3.
When the drying system is used for drying, hot air coming out of the drying hopper 1 enters the molecular sieve tower through the return air filter 4 and the return air heat exchanger 6 to be dried, the dry air coming out of the molecular sieve tower is preheated through the molecular tower regenerative heat energy recovery energy-saving device 16, then the dry air is heated again through the hopper heating box 5, the energy consumption of the hopper heating box 5 can be reduced through preheating the dry air, and the service life of the hopper heating box 5 is prolonged. When the moisture in the molecular sieve tower is in a saturated state and the molecular sieve tower performs regeneration cycle work, the regeneration air enters the molecular sieve tower after being heated by the regeneration heating box of the molecular sieve tower, so as to take away the moisture in the molecular sieve tower, then the hot air with the moisture enters the regeneration heat energy recovery energy-saving device 16 of the molecular sieve tower, and is heated again and takes away the moisture in the air, so that the hot air coming out of the regeneration heat energy recovery energy-saving device 16 of the molecular sieve tower enters the material collector 2, the raw materials in the material collector 2 are subjected to pre-drying treatment, and finally, the raw materials entering the drying hopper 1 from the material collector 2 are subjected to the pre-drying treatment, so that the time for drying the raw materials in the drying hopper 1 of the whole raw material drying system is shortened, and the energy consumption of the whole raw material drying system is greatly reduced.
The left molecular sieve tower 11 and the right molecular sieve tower 12 are arranged in the molecular sieve tower, so that when one molecular sieve tower of the left molecular sieve tower 11 and the right molecular sieve tower 12 works normally, the other molecular sieve tower can perform regeneration cycle work, so that the left molecular sieve tower 11 and the right molecular sieve tower 12 can alternately perform drying work, and the system can be ensured to be in operation.
Claims (6)
1. The utility model provides a raw materials drying system of energy-conserving transformation, includes dry hopper, hopper heating cabinet, return air filter, return air heat exchanger, dry distribution valve, molecular sieve tower, molecular tower regeneration heat recovery economizer, its characterized in that: the air outlet of the drying hopper (1) is connected with one end of an air return filter (4) through a pipeline, the other end of the air return filter (4) is connected with one end of an air return heat exchanger (6) through a pipeline, the other end of the air return heat exchanger (6) is connected with one end of a drying fan (7) through a pipeline, the other end of the drying fan (7) is connected with one end of a molecular sieve tower through a pipeline, the other end of the molecular sieve tower is connected with one end of a molecular tower regenerative heat energy recovery energy-saving device (16) through a pipeline, the other end of the molecular tower regenerative heat energy recovery energy-saving device (16) is connected with one end of a hopper heating box (5) through a pipeline, and the other end of the hopper heating box (5); the molecular sieve tower comprises a left molecular sieve tower and a right molecular sieve tower, a first drying distribution valve (9) is connected on a pipeline between a hot air inlet of the left molecular sieve tower (11) and a hot air inlet of the right molecular sieve tower (12) and the drying fan (7), and a second drying distribution valve (10) is connected on a pipeline between a hot air outlet of the left molecular sieve tower (11) and the right molecular sieve tower (12) and the molecular tower regenerated heat energy recovery energy-saving device (16).
2. An energy efficient modified feedstock drying system according to claim 1, wherein: the regeneration air outlets of the left molecular sieve tower (11) and the right molecular sieve tower (12) are connected with one end of a regeneration distribution valve I (8) through a pipeline, the other end of the regeneration distribution valve I (8) is connected with one end of a molecular tower regeneration heat energy recovery energy-saving device (16) through a pipeline, and the other end of the molecular tower regeneration heat energy recovery energy-saving device (16) is connected with the material collector (2) through a pipeline; the regeneration air inlets of the left molecular sieve tower (11) and the right molecular sieve tower (12) are respectively connected with one end of a left molecular sieve tower regeneration heating box (13) and one end of a right molecular sieve tower regeneration heating box (14) through pipelines, the other ends of the left molecular sieve tower regeneration heating box (13) and the right molecular sieve tower regeneration heating box (14) are connected with one end of a regeneration distribution valve II (15) through pipelines, and the other end of the regeneration distribution valve II (15) is connected with a regeneration fan (17) through a pipeline.
3. An energy efficient modified feedstock drying system according to claim 1, wherein: the molecular tower regenerative heat energy recovery energy-saving device (16) comprises a box body, a heat exchanger and a box body heat insulation layer, wherein the molecular tower regenerative heat energy recovery energy-saving device (16) is of a cuboid box body structure (16-5), the heat exchanger (16-1) is arranged in the middle of the cuboid box body structure (16-5), the box body heat insulation layers (16-2) are respectively arranged on the cuboid box body structures (16-5) on the upper side and the lower side of the heat exchanger (16-1), and the heat recovery air outlet (16-3) and the heat recovery air inlet (16-6) are respectively arranged on the upper end and the lower end of the box body heat insulation layers (16-2) on the upper side and the lower; a regeneration air inlet (16-7) and a regeneration air outlet (16-4) are respectively arranged on the cuboid box body structures (16-5) positioned at the left side and the right side of the heat exchanger (16-1).
4. An energy efficient modified feedstock drying system according to claim 3, wherein: the bottom of the molecular tower regenerated heat energy recovery energy-saving device (16) is connected with a mounting bracket (18).
5. An energy efficient modified feedstock drying system according to claim 3, wherein: the heat recovery air inlet (16-6) is connected with the second drying distribution valve (10) through a pipeline, the heat recovery air outlet (16-3) is connected with the hopper heating box (5) through a pipeline, the regeneration air inlet (16-7) is connected with the first regeneration distribution valve (8) through a pipeline, and the regeneration air outlet (16-4) is connected with the material collector (2) through a pipeline.
6. An energy efficient modified feedstock drying system according to claim 1, wherein: the top of the drying hopper (1) is connected with the material collector (2), and the bottom of the drying hopper (1) is connected with the injection molding machine (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920744078.2U CN210321095U (en) | 2019-05-22 | 2019-05-22 | Energy-saving reformed raw material drying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920744078.2U CN210321095U (en) | 2019-05-22 | 2019-05-22 | Energy-saving reformed raw material drying system |
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| Publication Number | Publication Date |
|---|---|
| CN210321095U true CN210321095U (en) | 2020-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920744078.2U Active CN210321095U (en) | 2019-05-22 | 2019-05-22 | Energy-saving reformed raw material drying system |
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| CN (1) | CN210321095U (en) |
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- 2019-05-22 CN CN201920744078.2U patent/CN210321095U/en active Active
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