CN212101099U - Urea finished product cooling device - Google Patents
Urea finished product cooling device Download PDFInfo
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- CN212101099U CN212101099U CN202020492389.7U CN202020492389U CN212101099U CN 212101099 U CN212101099 U CN 212101099U CN 202020492389 U CN202020492389 U CN 202020492389U CN 212101099 U CN212101099 U CN 212101099U
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Abstract
A urea finished product cooling device comprises a cooling device, wherein a feed inlet is formed in the upper end of the cooling device, and a discharge outlet is formed in the lower end of the cooling device; the urea finished product conveying belt is arranged at the feeding port, the large-inclination-angle conveying device is arranged below the discharging port, and the output end of the large-inclination-angle conveying device is connected to the finished product bin. The utility model provides a urea finished product cooling device, in the leading-in cooling device of urea finished product after will removing the powder through the shale shaker, cool down high temperature urea granule, prevent its caking.
Description
Technical Field
The utility model relates to a urea production technical field, especially a urea finished product cooling device.
Background
At present, urea finished product particles produced in an evaporation section are conveyed to a vibrating screen by a trestle belt, powder is removed by the vibrating screen and then the urea finished product particles enter a finished product bin, and urea caking phenomenon is serious after packaging due to overhigh temperature in summer, so that the urea quality is influenced. As shown in fig. 1, a schematic diagram of a finished product transportation structure after dust removal in the prior art is shown, and a horizontal conveyor belt is adopted to directly convey finished urea products to a finished product bin.
Disclosure of Invention
The utility model aims to solve the technical problem that a urea finished product cooling device is provided, will cool down the high temperature urea granule in the leading-in cooling device of urea finished product after the powder is got rid of to the shale shaker, prevent its caking.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a urea finished product cooling device comprises a cooling device, wherein a feed inlet is formed in the upper end of the cooling device, and a discharge outlet is formed in the lower end of the cooling device; the urea finished product conveying belt is arranged at the feeding port, the large-inclination-angle conveying device is arranged below the discharging port, and the output end of the large-inclination-angle conveying device is connected to the finished product bin.
Preferably, the cooling device adopts a plate heat exchanger, the medium in the plate is cooling water, and the urea finished product passes through the interlayer.
Preferably, still include the desiccator, the roots's fan is connected to the air inlet end of desiccator, and the air-out end is connected to cooling device's inner chamber through going out the tuber pipe.
Preferably, the number of the air outlet pipes is two, and the two air outlet pipes are respectively arranged at the middle part and the lower part of the cooling device.
Preferably, the upper end of the cooling device is also provided with a dust removal fan.
Preferably, the discharge port is a discharge port with adjustable opening.
The utility model provides a pair of urea finished product cooling device has following beneficial effect through adopting above structure:
1. the original urea finished product with the temperature of 60-75 ℃ enters a cooler for heat exchange and cooling, and the urea finished product is cooled to below 50 ℃.
2. And lifting the urea finished product with qualified temperature onto an original urea finished product feeding belt conveyor through a large-inclination-angle belt conveyor, and feeding the urea finished product into a finished product bin through the feeding belt conveyor.
3. The finished product cooling device can be added in a bypass mode, so that free switching is realized, and the conveying flow of the original urea finished product is not influenced.
Drawings
The invention will be further explained with reference to the following figures and examples:
FIG. 1 is a schematic diagram of a prior art structure;
fig. 2 is a schematic structural diagram of the present invention.
Detailed Description
As shown in fig. 2, a urea finished product cooling device comprises a cooling device 1, wherein a feed inlet 2 is arranged at the upper end of the cooling device 1, and a discharge outlet 3 is arranged at the lower end of the cooling device 1; the urea finished product conveying belt 4 is arranged at the feeding port 2, the large-inclination conveying device 5 is arranged below the discharging port 3, and the output end of the large-inclination conveying device 5 is connected to the finished product bin 6.
Preferably, the cooling device 1 adopts a plate heat exchanger, the medium in the plate is cooling water, and the urea finished product passes through the interlayer.
Preferably, still include desiccator 7, roots's fan 8 is connected to the air inlet end of desiccator 7, and the air-out end is connected to cooling device 1's inner chamber through air-out pipe 9. After the dry air enters the cooler, the drying of the finished urea product and the taking away of dust in the finished urea product are ensured.
Preferably, two air outlet pipes 9 are arranged and respectively arranged at the middle part and the lower part of the cooling device 1.
Preferably, the upper end of the cooling device 1 is further provided with a dust removal fan 10. The dust removal fan 10 is used to discharge dust in the cooling device 1.
Preferably, the discharge port 3 is a discharge port with adjustable opening. The material height is ensured by adjusting the opening degree of the discharge hole.
Preferably, the cooling device 1 is an S43 type plate heat exchanger manufactured by shanghai heat exchanger limited, and the dryer 7 is a TCG-2500ST type dehumidifier manufactured by hangzhou linan tiancheng electromechanical limited.
When the device is used, a urea finished product is cooled in a cooler, air enters a dryer through a Roots blower to be dried, the dried air is used as a carrier to take away dust generated in the distribution and flowing processes of urea, the dust enters a dust removal washing system through an induced draft fan, and the cooled urea finished product is conveyed to an original packaging building belt conveyor through a large-inclination-angle belt conveyor to enter a finished product bin for packaging and selling.
The dryer 7 and the Roots blower 8 dehumidify air according to a freezing dehumidification principle, the compressed air of the Roots blower 3 is forcibly cooled by a compression refrigeration system, so that a large amount of water vapor is condensed into liquid drops, the liquid drops are separated by a gas-liquid separator and then discharged, the dew point of the finished product gas can reach below 10 ℃, wet air below 10 ℃ is heated to about 20-30 ℃ by a steam heater, and the wet air is changed into dry air and then sent to a powder flow cooling device.
The large-inclination-angle conveying device is used for lifting the cooled urea finished product to a belt conveyor for conveying the raw urea finished product to a finished product bin.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and should not be considered as limitations of the present invention, and the protection scope of the present invention should be defined by the technical solutions described in the claims, and includes equivalent alternatives of technical features in the technical solutions described in the claims. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (6)
1. A urea finished product cooling device is characterized in that: comprises a cooling device (1), wherein the upper end of the cooling device (1) is provided with a feed inlet (2), and the lower end is provided with a discharge outlet (3); the urea finished product conveying device is characterized in that a urea finished product conveying belt (4) is arranged at the feeding hole (2), a large-inclination-angle conveying device (5) is arranged below the discharging hole (3), and the output end of the large-inclination-angle conveying device (5) is connected to a finished product bin (6).
2. A urea product cooling device according to claim 1, characterized in that: the cooling device (1) adopts a plate heat exchanger, the medium in the plate is cooling water, and the urea finished product passes through the interlayer.
3. A urea product cooling device according to claim 1, characterized in that: still include desiccator (7), roots's fan (8) is connected to the air inlet end of desiccator (7), and the air-out end is connected to the inner chamber of cooling device (1) through going out tuber pipe (9).
4. A urea product cooling device according to claim 3, characterized in that: the two air outlet pipes (9) are respectively arranged at the middle part and the lower part of the cooling device (1).
5. A urea product cooling device according to any one of claims 1, 3 or 4, characterized in that: the upper end of the cooling device (1) is also provided with a dust removal fan (10).
6. A urea product cooling device according to claim 1, characterized in that: the discharge port (3) is a discharge port with adjustable opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020492389.7U CN212101099U (en) | 2020-04-07 | 2020-04-07 | Urea finished product cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020492389.7U CN212101099U (en) | 2020-04-07 | 2020-04-07 | Urea finished product cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212101099U true CN212101099U (en) | 2020-12-08 |
Family
ID=73630828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020492389.7U Active CN212101099U (en) | 2020-04-07 | 2020-04-07 | Urea finished product cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212101099U (en) |
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2020
- 2020-04-07 CN CN202020492389.7U patent/CN212101099U/en active Active
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