CN207237819U - A kind of denitration urea solution preparing device - Google Patents
A kind of denitration urea solution preparing device Download PDFInfo
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- CN207237819U CN207237819U CN201721004993.5U CN201721004993U CN207237819U CN 207237819 U CN207237819 U CN 207237819U CN 201721004993 U CN201721004993 U CN 201721004993U CN 207237819 U CN207237819 U CN 207237819U
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Abstract
The utility model is a kind of denitration urea solution preparing device, hot chamber is formed between outer tank and inner canister, the side wall of inner canister is annular corrugated in bumps, hot coil parallel to each other above and below multiple is equipped with inner canister, coil pipe at each hot plate tube hub bends to the axis hole of semicircular arc, shaft stretches to interior pot bottom through the axis hole on each hot coil, hot bottom of chamber portion between hot tank and outer tank and inner canister is connected, the utility model is provided with hot chamber outside inner canister, inner canister is internally provided with hot coil, preparation of the hot gas to urea liquid in tank can be passed through sufficient thermal energy is provided, keep temperature in tank, beneficial to the configuration of urea liquid, and it is equipped with axis hole in the middle part of hot coil, paddle and hot coil are arranged at intervals, rotated without interference with shaft and paddle, heating wire is equipped with also in hot tank, the temperature for the hot gas being passed through is fully ensured that.
Description
Technical field
It the utility model is related to urea preparation field, more particularly to a kind of denitration urea solution preparing device.
Background technology
With China's expanding economy, the environmental pollution brought in energy-consuming is also increasingly severe.Coal-fired flue-gas institute
The harmful substances such as the flue dust that contains, sulfur dioxide, nitrogen oxides are to cause the main contributor of atmosphere pollution, acid rain and greenhouse effects.
Nitrogen oxides, which can not only form acid rain, can also form photochemical fog, endanger the health of people.There is research data to show, such as
Fruit continues not strengthening the improvement to nitrogen oxides in effluent, and the total amount of nitrogen oxides and the proportion in atmosphere pollution all will be upper
Rise, and be possible to substitution sulfur dioxide as the major pollutants in air.Although China's denitrating flue gas project is started late,
It is that China has carried out extensive denitrating flue gas project, the selective non-catalytic reduction SNCR of its main method and selectivity are urged
Change reduction SCR etc.., it is necessary to which urea or ammonia carry out nitrogen oxides reduction during denitrating flue gas, in practical operation, because urea
It is safe and stable to be widely used by many denitration projects, but urea liquid belongs to the endothermic reaction in preparation process, when 1 gram of urine
Element is dissolved in 1 gram of water, and only urea dissolves, and water temperature will decline 57.8 DEG C.Therefore the temperature of urea batch tank is moderately kept
Be conducive to the dissolving of urea.
Utility model content
The utility model is intended to the solute effect of lifting urea, and provides a kind of denitration urea solution preparing device.
The utility model to achieve the above object, using following technical scheme：A kind of denitration urea solution preparing device, its
It is characterized in that, including inner canister, outer tank and hot tank, the outer tank sealing is covered in outside the side and bottom of the inner canister, described outer
Hot chamber is formed between tank and the inner canister, the side wall of the inner canister is interior equipped with multiple in the annular corrugated of bumps, the inner canister
Hot coil parallel to each other up and down, the hot chamber of the both ends of each hot coil between the outer tank and the inner canister are connected
Logical, the coil pipe at each hot plate tube hub bends to the axis hole of semicircular arc,
Center is equipped with shaft in the inner canister, and motor, the top of the shaft and the motor are equipped with above the inner canister
It is connected, the shaft passes through the axis hole on each hot coil to stretch to the interior pot bottom, is additionally provided with the shaft
Multigroup paddle, every group of paddle are respectively positioned between two neighbouring hot coils,
The hot tank is located at outside the outer tank, the hot bottom of chamber portion phase between the hot tank and the outer tank and the inner canister
Connection, the hot tank are equipped with the hot air duct with valve,
The interior tank top is equipped with soft water import and urea import, and the outer tank is equipped with to go out with what the hot chamber was connected
Air hose, the interior pot bottom are equipped with the outlet tube being pierced by outside the outer tank, and the outlet tube is equipped with filtration apparatus.
Particularly, the bottom of the shaft is equipped with the stirring consistent with the inner canister bottom shape and fans.
Particularly, in the shaft, neighbouring two groups of perpendicular cross-distributions of paddle.
Particularly, the other end connection heat recovery steam generator of the hot air duct.
Particularly, the hot tank is also communicated with wind turbine, and heating wire is equipped with the hot tank.
The beneficial effects of the utility model are：The utility model is provided with hot chamber outside inner canister, and the side wall of inner canister is recessed
It is convex annular corrugated, the contact area of pot liquid and side wall is increased, inner canister is internally provided with hot coil, can be passed through hot gas pair
The preparation of urea liquid provides sufficient thermal energy in tank, keeps temperature in tank, beneficial to urea dissolving and the configuration of urea liquid, and
And axis hole is equipped with the middle part of hot coil, paddle and hot coil are arranged at intervals, and are rotated without interference with shaft and paddle, also in heat
Heating wire is equipped with case, has fully ensured that the temperature for the hot gas being passed through.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the structure diagram of the shaft of the utility model, hot coil and paddle；
Fig. 3 is the top view of the hot coil of the utility model；
In figure：1- inner canisters；2- outer tanks；3- shafts；4- discharge pipes；5- hot coils；6- paddles；7- hot tanks；8- hot blast pipes
Road；9- wind turbines；10- soft water imports；11- urea imports；12- motors；13- stirring fans；14- filtration apparatuses；15- axis holes；
It is described in detail referring to the drawings below with reference to the embodiment of the utility model.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples：
As shown in Figure 1, 2, 3, a kind of denitration urea solution preparing device, it is characterised in that including inner canister 1, outer tank 2 and heat
Case 7, the sealing of outer tank 2 are covered in outside the side and bottom of the inner canister 1, and heat is formed between the outer tank 2 and the inner canister 1
Chamber, for the side wall of the inner canister 1 in the annular corrugated of bumps, the inner canister 1 is interior to be equipped with hot coil parallel to each other above and below multiple
5, the hot chamber of the both ends of each hot coil 5 between the outer tank 2 and the inner canister 1 is connected, each hot plate
Coil pipe at 5 center of pipe bends to the axis hole 15 of semicircular arc,
Center is equipped with shaft 3 in the inner canister 1, and the top of inner canister 1 is equipped with motor 12, the top of the shaft 3 and institute
State motor 12 to be connected, the shaft 3 passes through the axis hole 15 on each hot coil 5 to stretch to 1 bottom of inner canister, described
Multigroup paddle 6 is additionally provided with shaft 3, every group of paddle 6 is respectively positioned between two neighbouring hot coils 5,
The hot tank 7 is located at outside the outer tank 2, the hot chamber between the hot tank 7 and the outer tank 2 and the inner canister 1
Bottom is connected, and the hot tank 7 is equipped with the hot air duct 8 with valve,
The top of inner canister 1 is equipped with soft water import 10 and urea import 11, and the outer tank 2 is equipped with to be connected with the hot chamber
Logical discharge pipe 4,1 bottom of inner canister are equipped with the outlet tube being pierced by outside the outer tank 2, and the outlet tube is equipped with filtering and fills
Put 14.
Particularly, the bottom of the shaft 3 is equipped with the stirring fan 13 consistent with 1 bottom shape of inner canister.
Particularly, in the shaft 3, neighbouring two groups of 6 perpendicular cross-distributions of paddle.
Particularly, the other end connection heat recovery steam generator of the hot air duct 8.
Particularly, the hot tank 7 is also communicated with wind turbine 9, and heating wire is equipped with the hot tank 7.
During utility model works, urea and water are passed into inner canister 1 from urea import 11 and soft water import 10 respectively
Portion, the hot gas that heat recovery steam generator produces is entered in the hot chamber between inner canister 1 and outer tank 2 by hot tank 7, and is passed through each
In a hot coil 5, motor 12 is opened, drives shaft 3 to rotate, solution is stirred.When the preheating in heat recovery steam generator
When insufficient, hot air duct 8 is closed, opens the heater strip in wind turbine 9 and hot tank 7, hot gas is led into device.It is prepared by urea liquid
Cheng Hou, is discharged from outlet tube and after filtration apparatus 14.
The utility model is exemplarily described above in conjunction with attached drawing, it is clear that the utility model implement and from
The limitation of aforesaid way, if the various improvement that the methodology of the utility model and technical solution carry out are employed, or without
Improvement directly applies to other occasions, within the scope of protection of the utility model.
Claims (5)
1. a kind of denitration urea solution preparing device, it is characterised in that described outer including inner canister (1), outer tank (2) and hot tank (7)
Tank (2) sealing is covered in outside the side and bottom of the inner canister (1), and heat is formed between the outer tank (2) and the inner canister (1)
Chamber, for the side wall of the inner canister (1) in the annular corrugated of bumps, the inner canister (1) is interior to be equipped with heat parallel to each other above and below multiple
Coil pipe (5), the hot chamber of the both ends of each hot coil (5) between the outer tank (2) and the inner canister (1) are connected,
Coil pipe at each hot coil (5) center bends to the axis hole (15) of semicircular arc,
The interior center of the inner canister (1) is equipped with shaft (3), and motor (12), the top of the shaft (3) are equipped with above the inner canister (1)
End is connected with the motor (12), and the shaft (3) passes through the axis hole (15) on each hot coil (5) to stretch in described
Tank (1) bottom, is additionally provided with multigroup paddle (6) in the shaft (3), and every group of paddle (6) is respectively positioned on neighbouring two
Between a hot coil (5),
The hot tank (7) is located at the outer tank (2) outside, between the hot tank (7) and the outer tank (2) and the inner canister (1)
Hot bottom of chamber portion be connected, the hot tank (7) is equipped with the hot air duct (8) with valve,
Soft water import (10) and urea import (11) are equipped with the top of the inner canister (1), the outer tank (2) is equipped with and the hot chamber
The discharge pipe (4) being connected, inner canister (1) bottom, which is equipped with, is pierced by outlet tube outside the outer tank (2), on the outlet tube
Equipped with filtration apparatus (14).
A kind of 2. denitration urea solution preparing device according to claim 1, it is characterised in that the bottom of the shaft (3)
End is equipped with the stirring fan (13) consistent with the inner canister (1) bottom shape.
A kind of 3. denitration urea solution preparing device according to claim 2, it is characterised in that in the shaft (3),
Two groups of neighbouring perpendicular cross-distributions of paddle (6).
A kind of 4. denitration urea solution preparing device according to claim 3, it is characterised in that the hot air duct (8)
The other end connection heat recovery steam generator.
5. a kind of denitration urea solution preparing device according to claim 4, it is characterised in that the hot tank (7) also connects
Wind turbine (9) is connected with, heating wire is equipped with the hot tank (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721004993.5U CN207237819U (en) | 2017-08-08 | 2017-08-08 | A kind of denitration urea solution preparing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721004993.5U CN207237819U (en) | 2017-08-08 | 2017-08-08 | A kind of denitration urea solution preparing device |
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| Publication Number | Publication Date |
|---|---|
| CN207237819U true CN207237819U (en) | 2018-04-17 |
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ID=61880532
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721004993.5U Active CN207237819U (en) | 2017-08-08 | 2017-08-08 | A kind of denitration urea solution preparing device |
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| Country | Link |
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| CN (1) | CN207237819U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108554250A (en) * | 2018-06-08 | 2018-09-21 | 陈连云 | A kind of carbon production cooling and stirring system kept the temperature using waste heat tail gas |
| CN109126460A (en) * | 2018-09-07 | 2019-01-04 | 南通航泰船舶机械有限公司 | A kind of marine diesel oil tail gas SCR denitration system and its application method |
| CN110237744A (en) * | 2019-05-20 | 2019-09-17 | 南京金陵化工厂有限责任公司 | A kind of mixing arrangement and its hybrid technique of solid complex lead salt class stabilizer |
-
2017
- 2017-08-08 CN CN201721004993.5U patent/CN207237819U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108554250A (en) * | 2018-06-08 | 2018-09-21 | 陈连云 | A kind of carbon production cooling and stirring system kept the temperature using waste heat tail gas |
| CN109126460A (en) * | 2018-09-07 | 2019-01-04 | 南通航泰船舶机械有限公司 | A kind of marine diesel oil tail gas SCR denitration system and its application method |
| CN109126460B (en) * | 2018-09-07 | 2021-01-15 | 南通航泰机械有限公司 | Marine diesel engine tail gas SCR denitration system and application method thereof |
| CN110237744A (en) * | 2019-05-20 | 2019-09-17 | 南京金陵化工厂有限责任公司 | A kind of mixing arrangement and its hybrid technique of solid complex lead salt class stabilizer |
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