CN217483103U - Multistage waste heat recovery and utilization system of steam drying equipment - Google Patents
Multistage waste heat recovery and utilization system of steam drying equipment Download PDFInfo
- Publication number
- CN217483103U CN217483103U CN202221339103.7U CN202221339103U CN217483103U CN 217483103 U CN217483103 U CN 217483103U CN 202221339103 U CN202221339103 U CN 202221339103U CN 217483103 U CN217483103 U CN 217483103U
- Authority
- CN
- China
- Prior art keywords
- steam
- pipeline
- water
- drum dryer
- condensed water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000001035 drying Methods 0.000 title claims abstract description 24
- 239000002918 waste heat Substances 0.000 title claims abstract description 16
- 238000011084 recovery Methods 0.000 title abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 112
- 238000004064 recycling Methods 0.000 claims abstract description 27
- 239000000428 dust Substances 0.000 claims abstract description 22
- 238000010438 heat treatment Methods 0.000 claims abstract description 22
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000003546 flue gas Substances 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims description 18
- 239000000779 smoke Substances 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 239000000523 sample Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 239000003245 coal Substances 0.000 description 2
- 238000010981 drying operation Methods 0.000 description 2
- 239000008236 heating water Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Images
Classifications
-
- 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
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses a multi-stage waste heat recycling system of steam drying equipment, which comprises a steam drum dryer, a feeding mechanism, a flue gas dust removal mechanism and a steam conveying mechanism, the hot air conveying mechanism and the condensed water recycling mechanism are connected, the steam conveying mechanism is connected with a heat exchange pipeline inside the steam drum dryer through a steam rotary joint, a drainage end of the steam rotary joint is connected with the condensed water recycling mechanism, a drainage end of the air preheater is connected with the condensed water recycling mechanism, the condensed water recycling mechanism comprises a condensed water first pipeline, a water storage tank, a hot water pump and a heating fin, a water inlet end of the condensed water first pipeline is respectively connected with a drainage end of the steam rotary joint and a drainage end of the air preheater, the water storage tank provides hot water for the heating fins through the hot water pump, and the condensed water first pipeline is also directly communicated with the heating fins; the utility model discloses the high temperature comdenstion water recovery who produces after utilizing steam recycles to reach energy saving and emission reduction, reduce the effect of stoving cost.
Description
Technical Field
The utility model relates to a drying equipment technical field, especially a steam drying equipment's multistage waste heat recovery utilizes system.
Background
A tumble dryer is a device for drying a water-containing material. The drum main body of the drum dryer rotates along the central axis under the combined action of the driving system and the speed reducing system, meanwhile, the hot air generator blows hot air into the drum, and the steam pipeline is used for carrying out heat exchange with materials in the drum main body, after water-containing raw material particles enter the drum, the material raising plate brings the wet materials into the air to scatter, and brings the fallen materials to the discharge port, and the wet materials and the hot air can be dried after meeting each other; the dried material is unloaded at the tail end of the roller, and the tail end of the roller is also connected with a tail gas collecting device for recovering the smoke in the roller.
Because steam can form the comdenstion water at the heat transfer in-process, and the temperature of comdenstion water is also high enough, and current enterprise has directly discharged the comdenstion water usually, under the policy of national energy saving and emission reduction, this is the phenomenon of resource-wasting undoubtedly, and the use amount of steam is also high, and drying cost can't reduce.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model discloses a multistage waste heat recovery utilizes system of steam drying equipment is provided, solve among the prior art steam heat exchange efficiency low, the unable make full use of's of steam technical problem.
In order to achieve the purpose, the utility model is implemented according to the following technical scheme:
a multi-stage waste heat recycling system of a steam drying device comprises a steam drum dryer, a feeding mechanism, a smoke dust removing mechanism, a steam conveying mechanism, a hot air conveying mechanism and a condensate water recycling mechanism, wherein the feeding mechanism is connected with a feeding end of the steam drum dryer and used for conveying materials to be dried into the steam drum dryer, the smoke dust removing mechanism is connected with a smoke exhaust port of the drum dryer and used for removing dust in smoke to enable the smoke to reach a discharge standard, the steam conveying mechanism is connected with a heat exchange pipeline inside the steam drum dryer through a steam rotary joint, steam in the heat exchange pipeline exchanges heat in the steam drum dryer to form condensate water, at the moment, the temperature of the condensate water is high, the condensate water is connected with the condensate water recycling mechanism through a water discharging end of the steam rotary joint, and the hot air conveying mechanism is connected with one end of the steam drum dryer, the steam conveying mechanism comprises a steam source, a steam pipeline and a connecting hose, the steam source is fixedly connected with a steam rotary joint through the steam pipeline and the connecting hose, a tee joint is arranged on the steam pipeline, the hot air conveying mechanism comprises an air blower and an air preheater, the air blower is used for supplying air into the air preheater, a heat inlet end of the air preheater is connected with the tee joint on the steam pipeline, hot steam enters the air preheater to exchange heat with air to form hot air, condensate water is formed after the steam exchange, a water discharging end of the air preheater is connected with a condensate water recycling mechanism, an output end of the air preheater is connected with the steam drum dryer through a hot air pipeline to convey the hot air into the steam drum dryer, and the condensate water recycling mechanism comprises a first condensate water pipeline, a second condensate water pipeline, a third condensate water pipeline and a fourth pipeline, The water inlet end of the first condensed water pipeline is respectively connected with the drainage end of the steam rotary joint and the drainage end of the air preheater, the drainage end of the first condensed water pipeline is communicated with the water storage tank, the output end of the water storage tank provides hot water for the heating radiator through the hot water pump, and the first condensed water pipeline is also directly communicated with the heating radiator; the temperature of the recovered condensed water is still very high, so that the temperature reaches the standard for heating, and the condensed water can be used as a heater in a dormitory or an office of an enterprise;
further, the feeding mechanism comprises a pre-crushing device, a scraper conveyer, a stirrer and a feeder, wherein the pre-crushing device, the scraper conveyer, the stirrer and the feeder are sequentially connected to feed materials to the steam drum dryer;
furthermore, a discharge belt and a return belt are arranged at the lower end of a discharge port of the steam drum dryer, the discharge belt and the return belt are both used for conveying and drying finished products reaching the standard, the return belt is connected with the scraper conveyor, a small part of finished products are conveyed onto the scraper conveyor on the return belt and are mixed with the materials to be dried in a stirrer, and an anti-adhesion effect can be achieved;
further, the flue gas dust removal mechanism comprises a cyclone dust collector, an induced draft fan and a dust removal integrated tower, the cyclone dust collector is communicated with the smoke exhaust end of the steam drum dryer, and the flue gas exhausted by the steam drum dryer is purified to reach the emission standard;
furthermore, a second condensed water pipeline is connected to the water discharging end of the steam drum dryer, the heating radiator is communicated with the second condensed water pipeline through a tee joint and a first manual valve, the temperature of condensed water formed by the steam drum dryer during drying operation is too low to be used for heating, and the condensed water subjected to heat exchange by heating fins can be sent to a coal water treatment workshop;
furthermore, a manual main valve, a pressure regulating valve, a safety valve and a pneumatic flow thermometer are sequentially arranged on the steam pipeline, and the tee joint is positioned on the steam pipeline between the manual main valve and the pressure regulating valve;
furthermore, a temperature probe is arranged on a hot air pipeline connected with the air preheater and the steam drum dryer, and the temperature of hot air sent into the steam drum dryer is monitored.
Compared with the prior art, the utility model discloses a steam drying equipment's multistage waste heat recovery utilizes system possesses following beneficial effect:
1. the utility model discloses a steam rotary joint is connected the steam source with the inside heat transfer pipeline of steam cylinder drying-machine, and after the heat exchange, steam becomes the comdenstion water and passes through steam rotary joint's drainage end and discharges, because the comdenstion water temperature of retrieving is still very high, reaches the standard for the heating, can be used as the heating installation of dormitory or office of enterprise and use.
2. The utility model discloses an air heater and hot steam heat the air, send into inside the steam drum drying-machine, carry out direct heat transfer with the material, the operation of drying, wherein air heater is owing to utilized hot steam, produces the comdenstion water equally, and the comdenstion water of here also can be regarded as the heating water of radiator.
3. The utility model discloses a steam cylinder drying-machine uses a department finished product to mix the stirring with treating the stoving material when the feeding, can avoid the material to cross wet, glues glutinous conglobation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic diagram of the system structure of the present invention.
Detailed Description
The invention will be further described with reference to the drawings and specific embodiments, illustrative embodiments and description of which are provided herein to explain the present invention and are not intended to limit the invention.
As shown in fig. 1, the multistage waste heat recycling system of a steam drying device comprises a steam drum dryer 1, a feeding mechanism, a flue gas dust removing mechanism, a steam conveying mechanism, a hot air conveying mechanism and a condensate water recycling mechanism, wherein the feeding mechanism is connected with a feeding end of the steam drum dryer 1 and is used for conveying materials to be dried into the steam drum dryer 1, the flue gas dust removing mechanism is connected with a smoke outlet of the drum dryer 1 and is used for removing dust in flue gas to enable the flue gas to reach a discharge standard, the steam conveying mechanism is connected with a heat exchange pipeline 3 inside the steam drum dryer 1 through a steam rotary joint 2, steam in the heat exchange pipeline 3 exchanges heat in the steam drum dryer to form condensate water, at the moment, the temperature of the condensate water is still high, and the condensate water is connected with the condensate water recycling mechanism through a water discharging end of the steam rotary joint 2, the hot air conveying mechanism is connected with one end of the steam drum dryer 1 and used for conveying hot air to the steam drum dryer 1, the steam conveying mechanism comprises a steam source 4, a steam pipeline 5 and a connecting hose 6, the steam source 4 is fixedly connected with a steam rotary joint 2 through the steam pipeline 5 and the connecting hose 6, a tee joint is arranged on the steam pipeline 5, the hot air conveying mechanism comprises an air blower 7 and an air preheater 8, the air blower 7 is used for providing air to the air preheater 8, a heat inlet end of the air preheater 8 is connected with the tee joint on the steam pipeline 5, hot steam enters the air preheater 8 to exchange heat with the air to form hot air, condensate water is formed after the steam heat exchange, a water outlet end of the air preheater 8 is connected with the condensate water recycling mechanism, and an output end of the air preheater 8 is connected with the steam drum dryer 1 through a hot air pipeline 9, the hot air is conveyed to the interior of the steam drum dryer 1, the condensed water recycling mechanism comprises a condensed water first pipeline 10, a water storage tank 11, a hot water pump 12 and a heating fin 13, the water inlet end of the condensed water first pipeline 10 is respectively connected with the water discharge end of the steam rotary joint 2 and the water discharge end of the air preheater 8, the water discharge end of the condensed water first pipeline 10 is communicated with the water storage tank 11, the output end of the water storage tank 11 provides hot water for the heating fin 13 through the hot water pump 12, and the condensed water first pipeline 10 is also directly communicated with the heating fin 13; because the temperature of the recovered condensed water is still very high, the temperature reaches the standard for heating, and the condensed water can be used as a heater in a dormitory or an office of an enterprise.
In this embodiment, as shown in fig. 1, the feeding mechanism includes a pre-crushing device 14, a scraper conveyor 15, a stirrer 16 and a feeder 17, and the pre-crushing device 14, the scraper conveyor 15, the stirrer 16 and the feeder 17 are connected in sequence to feed materials to the steam drum dryer 1; the lower extreme of steam drum dryer 1's discharge gate is provided with ejection of compact belt 18 and feed back belt 19, ejection of compact belt 18 and feed back belt 19 all are used for carrying the finished product up to standard of drying, feed back belt 19 is connected with scraper conveyor 15, transports a small part finished product on feed back belt 19 to scraper conveyor 15 on, mixes with the material of waiting to dry in mixer 16, can play antiseized effect.
In this embodiment, as shown in fig. 1, the flue gas dust removal mechanism includes a cyclone 20, an induced draft fan 29 and a dust removal integrated tower 21, the cyclone 20 is communicated with the dust removal integrated tower 21 through the induced draft fan 29, the cyclone 20 is communicated with the smoke exhaust end of the steam drum dryer 1, and purifies the exhaust flue gas of the steam drum dryer 1 to reach the emission standard.
In this embodiment, as shown in fig. 1, a second condensate water pipeline 22 is connected to a drain end of the steam drum dryer 1, the radiator 13 is communicated with the second condensate water pipeline 22 through a tee joint and a first manual valve 23, and the condensate water formed during the drying operation of the steam drum dryer 1 has too low temperature to be used as heating, and can be sent to a coal water treatment plant together with the condensate water heat-exchanged by the heating fins 13.
In this embodiment, as shown in fig. 1, a manual main valve 24, a pressure regulating valve 25, a safety valve 26 and a pressure-flow-rate thermometer 27 are sequentially disposed on the steam pipeline 5, and the tee is located on the steam pipeline 5 between the manual main valve 24 and the pressure regulating valve 25.
In this embodiment, as shown in fig. 1, a temperature probe 28 is disposed on the hot air pipeline 9 connecting the air preheater 8 and the steam drum dryer 1, and monitors the temperature of the hot air fed into the steam drum dryer 1.
The design concept of the utility model is as follows:
because steam can form the comdenstion water at the heat transfer in-process, and the temperature of comdenstion water is also high enough, and current enterprise has directly discharged the comdenstion water usually, under the policy of national energy saving and emission reduction, this is the phenomenon of resource-wasting undoubtedly, and the use amount of steam is also high, and drying cost can't reduce. The utility model discloses be connected the steam source with steam rotary joint and the inside heat transfer pipeline of steam cylinder drying-machine, after the heat exchange, steam becomes the comdenstion water and discharges through steam rotary joint's drainage end, because the comdenstion water temperature of retrieving is still very high, reaches the standard for the heating, can use as the heating installation of dormitory or office of enterprise.
The utility model discloses still heat the air through air heater and hot steam, send into inside the steam drum drying-machine, carry out direct heat transfer with the material, the operation of drying, wherein air heater is owing to utilized hot steam, produces the comdenstion water equally, and the comdenstion water of here also can be regarded as the heating water of radiator.
The technical scheme of the utility model is not limited to the restriction of above-mentioned specific embodiment, all according to the utility model discloses a technical scheme makes technical deformation, all falls into within the protection scope of the utility model.
Claims (8)
1. A multi-stage waste heat recycling system of a steam drying device comprises a steam drum dryer, a feeding mechanism, a flue gas dust removal mechanism, a steam conveying mechanism, a hot air conveying mechanism and a condensate water recycling mechanism, and is characterized in that the feeding mechanism is connected with a feeding end of the steam drum dryer, the flue gas dust removal mechanism is connected with a smoke exhaust port of the drum dryer, the steam conveying mechanism is connected with a heat exchange pipeline inside the steam drum dryer through a steam rotary joint, a water exhaust end of the steam rotary joint is connected with the condensate water recycling mechanism, the hot air conveying mechanism is connected with one end of the steam drum dryer and used for conveying hot air into the steam drum dryer, the steam conveying mechanism comprises a steam source, a steam pipeline and a connecting hose, the steam source is fixedly connected with the steam rotary joint through the steam pipeline and the connecting hose, the steam pipeline is provided with a tee joint, the hot air conveying mechanism comprises a blower and an air preheater, the air blower is used for providing air into the air preheater, the heat inlet end of the air preheater is connected with the tee joint on the steam pipeline, the water discharge end of the air preheater is connected with the condensed water recycling mechanism, the output end of the air preheater is connected with the steam drum dryer through the hot air pipeline, the condensed water recycling mechanism comprises a condensed water first pipeline, a water storage tank, a hot water pump and a heating sheet, the water inlet end of the first condensate water pipeline is respectively connected with the water discharge end of the steam rotary joint and the water discharge end of the air preheater, the first condensed water pipeline is communicated with a water storage tank, the output end of the water storage tank provides hot water for the heating radiator through a hot water pump, and the first condensed water pipeline is also directly communicated with the heating radiator.
2. The multi-stage waste heat recycling system of a steam drying device as claimed in claim 1, wherein the feeding mechanism comprises a pre-crushing device, a scraper conveyor, a stirrer and a feeder, and the pre-crushing device, the scraper conveyor, the stirrer and the feeder are sequentially connected to feed materials to the steam drum dryer.
3. The multistage waste heat recycling system of the steam drying equipment according to claim 2, wherein a discharging belt and a returning belt are arranged at the lower end of the discharging port of the steam drum dryer, the discharging belt is used for conveying finished products, and the returning belt is connected with the scraper conveyor.
4. The multi-stage waste heat recycling system of the steam drying device according to claim 1, wherein the flue gas dust removal mechanism comprises a cyclone dust collector, an induced draft fan and a dust removal integrated tower, the cyclone dust collector is communicated with the dust removal integrated tower, and the cyclone dust collector is communicated with a smoke exhaust end of the steam drum dryer.
5. The multi-stage waste heat recycling system of a steam drying device according to claim 1, wherein a second condensate water pipeline is connected to a drain end of the steam drum dryer, and the radiator is communicated with the second condensate water pipeline through a tee joint and a first manual valve.
6. The multi-stage waste heat recycling system of steam drying equipment of any one of claims 1 to 5, wherein the steam pipeline is provided with a manual main valve, a pressure regulating valve, a safety valve and a pneumatic flow thermometer in sequence, and the tee joint is positioned on the steam pipeline between the manual main valve and the pressure regulating valve.
7. The multi-stage waste heat recycling system of a steam drying device of claim 6, wherein a drain valve is disposed on the first condensed water pipeline.
8. The multi-stage waste heat recycling system of the steam drying device of claim 1, wherein a temperature probe is arranged on a hot air pipeline connecting the air preheater and the steam drum dryer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221339103.7U CN217483103U (en) | 2022-05-31 | 2022-05-31 | Multistage waste heat recovery and utilization system of steam drying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221339103.7U CN217483103U (en) | 2022-05-31 | 2022-05-31 | Multistage waste heat recovery and utilization system of steam drying equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217483103U true CN217483103U (en) | 2022-09-23 |
Family
ID=83312616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221339103.7U Active CN217483103U (en) | 2022-05-31 | 2022-05-31 | Multistage waste heat recovery and utilization system of steam drying equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217483103U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114812104A (en) * | 2022-05-31 | 2022-07-29 | 焦作市真节能环保设备科技有限公司 | Multistage waste heat recovery and utilization system of steam drying equipment |
-
2022
- 2022-05-31 CN CN202221339103.7U patent/CN217483103U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114812104A (en) * | 2022-05-31 | 2022-07-29 | 焦作市真节能环保设备科技有限公司 | Multistage waste heat recovery and utilization system of steam drying equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105115283A (en) | Airflow energy-saving drying device and airflow energy-saving drying method | |
| CN102603937B (en) | Flash drying and internal heated fluidized bed drying system and process special for chlorinated polyethylene | |
| CN105402999B (en) | Function of mechanical steam recompression formula vacuum restrains drying system | |
| CN105466196A (en) | Double-effect vacuum tube bundle drying system | |
| CN110671907A (en) | MVR vacuum tube bundle drying system with waste steam conversion device | |
| CN202576313U (en) | Expansion drying and internal heating fluidized bed drying system special for chlorinated polyethylene | |
| CN2088675U (en) | Chain board transmission hot wind circulation drier | |
| CN105466171A (en) | Vacuum tube bundle drying system with waste heat for pneumatic drying | |
| CN206310878U (en) | A kind of biomass fuel drying unit | |
| CN111336802A (en) | Nano calcium carbonate special mesh belt drying device and drying method | |
| CN115745356A (en) | Sludge drying system and equipment utilizing waste heat of thermal power plant | |
| CN209910307U (en) | Special drying system of feldspar powder | |
| CN222733270U (en) | A heat pump hot water combined dryer for biogas residue drying | |
| CN205316850U (en) | Used heat is used for pneumatic drying's vacuum tube bank drying system | |
| CN114812104A (en) | Multistage waste heat recovery and utilization system of steam drying equipment | |
| CN216946702U (en) | Drying equipment with sludge inner crushing function | |
| CN216716840U (en) | Energy-conserving drying system of calcium hydrogen phosphate | |
| CN218709892U (en) | Sludge low-temperature drying system | |
| CN201093857Y (en) | Airflow drying energy saving apparatus | |
| CN212158034U (en) | Special guipure drying device of nanometer calcium carbonate | |
| CN220328492U (en) | Production line of fragrant washing sheets | |
| CN209507963U (en) | A composite sludge drying treatment system | |
| CN211913279U (en) | Hot air temperature recovery device for airflow drying tail gas | |
| CN113776281A (en) | Wet material of zinc hydroxide is dried, primary reducing mechanism | |
| CN212482034U (en) | Potash fertilizer counter-current rotary drum drying system and potash fertilizer production line adopting same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |