CN218646108U - Hot air recycling energy-saving system of granulator - Google Patents
Hot air recycling energy-saving system of granulator Download PDFInfo
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- CN218646108U CN218646108U CN202223147533.1U CN202223147533U CN218646108U CN 218646108 U CN218646108 U CN 218646108U CN 202223147533 U CN202223147533 U CN 202223147533U CN 218646108 U CN218646108 U CN 218646108U
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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 hot-blast recovery recirculation economizer system of granulator, including one step of pelletization equipment, one step of pelletization equipment comprises mount and fluidized bed pelletization room, and mount fixed connection is in the both sides of fluidized bed pelletization room. The utility model discloses utilize the new trend to pass through the air intake through coarse filter, air heater, high efficiency filter heats the raw materials in getting into the pelletization container, again through air door tuber pipe to draught fan entry, export through the draught fan, dust collecting equipment, discharge through the chimney, at pelletization equipment air outlet, a preparation shell and tube heat exchanger, the shell and tube of array separates the shell and tube inside and shell and tube outside seal at shell and tube both ends through two array hole flanges, the shell and tube hole and the pelletization equipment air outlet and the draught fan entry at both ends are established ties, hot-blast through the shell and tube to the draught fan, the shell and tube is to the hot-blast heat recovery in process, get into air heater secondary heating, about energy saving 20% -30%, energy saving and consumption reduction's effect has been played.
Description
Technical Field
The utility model relates to a one step of granulator auxiliary assembly field, in particular to hot-blast recovery recycling economizer system of granulator.
Background
The working principle of the one-step granulator is as follows: the powder material is thrown into a hopper closed container, the powder is suspended and circularly flows in a fluidized state under the action of hot air flow to achieve uniform mixing, meanwhile, the mist-shaped binder is sprayed to wet the powder in the container, so that the powder is condensed into loose small particles, the powder is efficiently dried by the hot air flow while being granulated, the moisture is continuously evaporated, the powder is continuously solidified, the guiding process is repeatedly carried out, ideal and uniform multi-micropore spherical particles are formed, and the three processes of mixing, granulating and drying are completed in the container at one time.
During normal operation of a traditional one-step granulator, the air inlet heats fresh air to be led into the granulator through the air heater, however, the heated fresh air is exhausted through raw material consumption, the temperature of the heated fresh air is about 80 ℃ during exhaust, and the exhausted fresh air contains certain residual heat and is not recycled, so that certain energy waste is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hot-blast recovery of granulator recycles economizer system to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: hot-blast recovery recycling economizer system of granulator includes:
the one-step granulation equipment consists of a fixed frame and a fluidized bed granulation chamber, and the fixed frame is fixedly connected to two sides of the fluidized bed granulation chamber;
the fluidized bed granulation chamber comprises a material bin at the lower part and a granulation bin at the upper part, and an air inlet bin is arranged at the bottom of the material bin;
a waste heat recovery mechanism is arranged outside the one-step granulating equipment;
waste heat recovery mechanism comprises air inlet case, one step of pelletization equipment and shell and tube heat exchanger, the air inlet incasement portion is provided with coarse filter, coarse filter lower extreme is provided with air heater, the air heater lower extreme is provided with high efficiency filter, the round hole of airing exhaust has been seted up to air inlet case one side, the one end fixed connection of round hole and first exhaust duct of airing exhaust, the other end of first exhaust duct and the air inlet storehouse fixed connection of one step of pelletization equipment, the upper end of one step of pelletization equipment is provided with the air exit, air exit fixedly connected with second exhaust duct, the tail end of second exhaust duct is provided with shell and tube heat exchanger, shell and tube heat exchanger's bottom fixedly connected with third exhaust duct.
Preferably, the top of the air inlet box is provided with an air inlet cavity, the bottom of the air inlet cavity is fixedly connected with a convex ring plate, the convex ring plate is fixedly connected with the top of the air inlet box through a bolt, and the outer surface of the air inlet cavity is fixedly connected with one end of a third exhaust pipe.
Preferably, the air inlet box is internally provided with a sliding groove, the coarse filter is movably inserted into the sliding groove, the air heater is positioned between the high-efficiency filter and the coarse filter, and the bottom of the air inlet box is fixedly connected with a support base plate.
Preferably, the tail end fixedly connected with draught fan of shell and tube heat exchanger, the air outlet fixedly connected with fourth exhaust pipe of draught fan, the draught fan bottom is provided with the brace table.
Preferably, the tail end of the fourth exhaust pipe is fixedly connected with a spray tower, and the second exhaust pipe is fixedly connected with the tube type heat exchanger through a sealing element.
The utility model discloses a technological effect and advantage:
the utility model discloses utilize the new trend to pass through the air intake through coarse-grained filter, air heater, high efficiency filter heats the raw materials in getting into the pelletization container, again through air door tuber pipe to draught fan entry, export through the draught fan, dust collecting equipment, discharge through the chimney, at pelletization equipment air outlet, make a shell and tube heat exchanger, the shell and tube of array separates the shell and tube inside and shell and tube outside sealing at shell and tube both ends through two array hole flanges, the shell and tube hole and the pelletization equipment air outlet and the draught fan entry at both ends are established ties, the outside of shell and tube is sealed with the steel sheet and is an air intake, an air outlet carries out whole heat preservation, hot-blast to the draught fan in the shell and tube, dust collecting equipment, discharge through the chimney, the shell and tube is to the hot-blast heat recovery through the hot-blast, former pelletization equipment air intake connects at the shell and tube air outlet, the air intake installs coarse-effect additional, the new trend is through shell and tube primary heating, get into air heater secondary heating, greatly reduced energy consumption, about 20% -30% of saving, energy consumption has been played energy saving effect.
Drawings
Fig. 1 is a schematic view of the whole three-dimensional structure of the present invention.
Fig. 2 is a schematic view of the overlooking plane structure of the present invention.
Fig. 3 is a schematic view of the structure of the air inlet box of the present invention.
In the figure: 1. an air inlet box; 2. an air inlet cavity; 3. a coarse filter; 4. an air heater; 5. a high efficiency filter; 6. a first exhaust duct; 7. one-step granulation equipment; 8. a second exhaust duct; 9. a shell and tube heat exchanger; 10. an induced draft fan; 11. a fourth exhaust duct; 12. a spray tower; 13. a third exhaust duct; 14. a fixed mount; 15. and a support table.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a hot-blast recovery recirculation economizer system of granulator as shown in fig. 1-3, include:
the one-step granulation device 7 is characterized in that the one-step granulation device 7 consists of a fixed frame 14 and a fluidized bed granulation chamber, and the fixed frame 14 is fixedly connected to two sides of the fluidized bed granulation chamber;
the fluidized bed granulation chamber comprises a material bin at the lower part and a granulation bin at the upper part, and an air inlet bin is arranged at the bottom of the material bin;
a waste heat recovery mechanism is arranged outside the one-step granulating equipment 7;
the waste heat recovery mechanism comprises an air inlet box 1, a one-step granulation device 7 and a shell and tube heat exchanger 9, a coarse-effect filter 3 is arranged in the air inlet box 1, an air heater 4 is arranged at the lower end of the coarse-effect filter 3, a high-efficiency filter 5 is arranged at the lower end of the air heater 4, an air exhaust round hole is formed in one side of the air inlet box 1 and fixedly connected with one end of a first air exhaust pipe 6, the other end of the first air exhaust pipe 6 is fixedly connected with an air inlet bin of the one-step granulation device 7, an air outlet is formed in the upper end of the one-step granulation device 7 and fixedly connected with a second air exhaust pipe 8, the tail end of the second air exhaust pipe 8 is provided with the shell and tube heat exchanger 9, a third air exhaust pipe 13 is fixedly connected with the bottom of the shell and tube heat exchanger 9, an air inlet cavity 2 is formed in the top of the air inlet box 1, a convex ring plate is fixedly connected with the bottom of the air inlet cavity 2, the outer surface of the air inlet cavity is fixedly connected with one end of the third air exhaust pipe 13, a sliding chute is formed in the shell and a draught fan 10 is connected with a fourth air exhaust pipe 10, and a draught fan is connected with the shell and a draught fan 2;
the top of the air inlet box 1 plays a role of introducing fresh air through a convex ring plate and an air inlet cavity 2 fixed by bolts, the bolt fixing mode is adopted, later-stage disassembly and maintenance are convenient, an internal coarse filter 3 is mainly used for filtering dust particles with the particle size of more than 5 microns, the internal circuit connection of an air heater 4 is the prior art, the electric connection mode is adopted for electrifying, the air heater 4 mainly plays a role of heating the fresh air entering the air inlet box 1, a high-efficiency filter 5 is fixed by an aluminum alloy frame, the filter is fixed in the aluminum alloy frame by jelly glue, tasteless environment-friendly AB glue is coated at the intersection of the filter and the aluminum alloy frame, the filter is composed of an anti-falling baking varnish net, glass fiber filter paper and hot melt glue and mainly plays a role of filtering water and suspended matters in air, the shell and tube heat exchanger 9 is arranged among the one-step granulation equipment 7, the second exhaust pipe 8 and the induced draft fan 10, the shell and tube at two ends of the shell and tube are sealed and separated from the outside of the shell and tube by two array hole flanges, the inner holes of the shell and tube at two ends are connected with the air outlet of the one-step granulation equipment 7 and the inlet of the induced draft fan 10 in series, the outside of the shell and tube is sealed by a steel plate to form an air inlet and an air outlet and carry out integral heat preservation, hot air is discharged to the induced draft fan 10 and the spray tower 12 through a chimney finally through the shell and tube, the spray tower 12 is fixedly connected with the chimney through a smoke guide tube by filtering the smoke to discharge the smoke to the chimney, the shell and tube recovers the heat after the hot air, and the spray tower 12 plays a role of filtering dust impurities and harmful substances in the discharged smoke,
the utility model discloses the theory of operation:
fresh air enters a one-step granulation device 7 through an air inlet and passes through a coarse effect filter 3, an air heater 4 and a high-efficiency filter 5 to heat raw materials, a tube type heat exchanger 9 is manufactured at the air outlet of the one-step granulation device 7, tubes of an array are sealed and separated from the inside of the tubes at two ends of the tubes through two array hole flanges, inner holes of the tubes at two ends are connected with the air outlet of the one-step granulation device 7 and the inlet of an induced draft fan 10 in series, the outside of the tubes is sealed by a steel plate to form an air inlet and an air outlet and carry out integral heat preservation, hot air enters the induced draft fan 10 through the tubes and is finally discharged through a chimney 12, the tubes recover heat after passing through the hot air, the air inlet of the one-step granulation device 7 is connected with the air outlet of the tubes, the coarse effect is added at the air inlet, the fresh air is primarily heated through the tubes and enters the air heater 4 for secondary heating, the energy consumption is greatly reduced, about 20-30% of energy is saved, and the effects of saving and consumption reduction are achieved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. Granulator hot air recovery recycling economizer system includes:
the one-step granulating device (7), the one-step granulating device (7) consists of a fixing frame (14) and a fluidized bed granulating chamber, and the fixing frame (14) is fixedly connected to two sides of the fluidized bed granulating chamber;
the fluidized bed granulation chamber comprises a material bin at the lower part and a granulation bin at the upper part, and an air inlet bin is arranged at the bottom of the material bin;
the device is characterized in that a waste heat recovery mechanism is arranged outside the one-step granulating equipment (7);
waste heat recovery mechanism comprises air inlet box (1), one step of pelletization equipment (7) and shell and tube heat exchanger (9), air inlet box (1) inside is provided with coarse filter (3), coarse filter (3) lower extreme is provided with air heater (4), air heater (4) lower extreme is provided with high efficiency filter (5), the round hole of airing exhaust has been seted up to air inlet box (1) one side, the one end fixed connection of round hole and first exhaust duct (6) of airing exhaust, the other end of first exhaust duct (6) and the air inlet storehouse fixed connection of one step of pelletization equipment (7), the upper end of one step of pelletization equipment (7) is provided with the air exit, air exit fixedly connected with second exhaust pipe (8), the tail end of second exhaust pipe (8) is provided with shell and tube heat exchanger (9), the bottom fixedly connected with third exhaust pipe (13) of shell and tube heat exchanger (9).
2. The granulator hot air recycling energy saving system according to claim 1, wherein an air inlet cavity (2) is arranged at the top of the air inlet box (1), a convex ring plate is fixedly connected to the bottom of the air inlet cavity (2), the convex ring plate is fixedly connected to the top of the air inlet box (1) through bolts, and the outer surface of the air inlet cavity (2) is fixedly connected to one end of a third exhaust duct (13).
3. The hot air recycling energy-saving system of the granulator according to claim 1, wherein a chute is formed in the air inlet box (1), the coarse filter (3) is movably inserted into the chute, the air heater (4) is located between the high efficiency filter (5) and the coarse filter (3), and a supporting base plate is fixedly connected to the bottom of the air inlet box (1).
4. The hot air recycling energy-saving system of the granulator according to claim 1, wherein an induced draft fan (10) is fixedly connected to the tail end of the tubular heat exchanger (9), a fourth exhaust duct (11) is fixedly connected to the air outlet of the induced draft fan (10), and a support platform (15) is arranged at the bottom of the induced draft fan (10).
5. The hot air recycling and energy saving system of the granulator according to claim 4, wherein the tail end of the fourth exhaust duct (11) is fixedly connected with a spray tower (12), and the second exhaust duct (8) is fixedly connected with the tube type heat exchanger (9) through a sealing element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223147533.1U CN218646108U (en) | 2022-11-27 | 2022-11-27 | Hot air recycling energy-saving system of granulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223147533.1U CN218646108U (en) | 2022-11-27 | 2022-11-27 | Hot air recycling energy-saving system of granulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218646108U true CN218646108U (en) | 2023-03-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223147533.1U Active CN218646108U (en) | 2022-11-27 | 2022-11-27 | Hot air recycling energy-saving system of granulator |
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| Country | Link |
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| CN (1) | CN218646108U (en) |
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2022
- 2022-11-27 CN CN202223147533.1U patent/CN218646108U/en active Active
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