CN205288121U - Automobile-used urea solution apparatus for producing - Google Patents
Automobile-used urea solution apparatus for producing Download PDFInfo
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- CN205288121U CN205288121U CN201521063327.XU CN201521063327U CN205288121U CN 205288121 U CN205288121 U CN 205288121U CN 201521063327 U CN201521063327 U CN 201521063327U CN 205288121 U CN205288121 U CN 205288121U
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- Prior art keywords
- agitator tank
- urea
- heater
- process units
- raw material
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- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 114
- 239000004202 carbamide Substances 0.000 title claims abstract description 64
- 238000010438 heat treatment Methods 0.000 claims abstract description 60
- 238000000034 method Methods 0.000 claims abstract description 49
- 230000008569 process Effects 0.000 claims abstract description 48
- 239000002994 raw material Substances 0.000 claims abstract description 37
- 238000003756 stirring Methods 0.000 claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 230000007246 mechanism Effects 0.000 claims description 11
- 238000013019 agitation Methods 0.000 claims description 5
- 229910021642 ultra pure water Inorganic materials 0.000 abstract description 26
- 239000012498 ultrapure water Substances 0.000 abstract description 26
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 235000013877 carbamide Nutrition 0.000 description 50
- 239000000243 solution Substances 0.000 description 40
- 239000007788 liquid Substances 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Exhaust Gas After Treatment (AREA)
Abstract
The utility model discloses a vehicle urea solution production device. The device includes: a stirring tank; the first feeding pipe is connected with the stirring tank and is used for adding a first raw material into the stirring tank; the second feeding pipe is connected with the stirring tank and is used for adding a second raw material into the stirring tank; and the second feeding pipe is provided with a first heating device for heating the second raw material added into the stirring tank. The first heating device is arranged on the second feeding pipe to heat the second raw material added into the stirring tank. In this way, the second raw material is preheated before entering the stirring tank, so that the heating time is greatly shortened if heating is required in the stirring tank according to the set temperature, and the heating treatment process required in the mixing process of the urea raw material and the ultrapure water is greatly accelerated. The heating time is shortened, and the production efficiency of the urea solution for vehicles is improved.
Description
Technical field
This utility model relates to chemical technology field, particularly relates to a kind of urea for vehicle solution process units.
Background technology
Along with environment is increasingly paid attention to by people, environmental improvement and pollutant emission are subject to increasing attention. As a kind of method of vent gas treatment, urea for vehicle aqueous solution can be used as the reducing agent of selective catalytic reduction reaction, tail gas to be processed, to reduce the content of pollutant in tail gas.
In urea for vehicle aqueous solution production process, including the process that ultra-pure water (deionized water) and urea for vehicle stir in agitator tank. And urea for vehicle is endothermic process when dissolving, urea for vehicle and the mixed temperature of ultra-pure water will significantly lower than required temperature. Accordingly, it would be desirable to be heated processing. And traditional urea for vehicle solution process units only heats before stirring or in whipping process, can there is the problem that heat time heating time is long, affect finished product completes delivery efficiency.
Utility model content
Based on this, it is necessary to for the problems referred to above, it is provided that a kind of urea for vehicle solution process units that can shorten heating duration, raising urea for vehicle solution production efficiency.
For realizing a kind of urea for vehicle solution process units that this utility model purpose provides, it is characterised in that including:
Agitator tank;
First feed pipe tank connected with described stirring, for adding carbamide raw material in described agitator tank;
Second feed pipe tank connected with described stirring, for adding ultra-pure water in described agitator tank; And
Described second feed pipe is provided with first heater, for the ultra-pure water adding described agitator tank is heated.
As the embodiment of a kind of urea for vehicle solution process units, described agitator tank is provided with secondary heating mechanism, for the liquid in described agitator tank is heated.
As the embodiment of a kind of urea for vehicle solution process units, described secondary heating mechanism is the second heating rod, and described second heating rod is arranged on the bottom of described agitator tank.
As the embodiment of a kind of urea for vehicle solution process units, described first heater is electric pipe heater;
Described electric pipe heater includes:
Heater tank body, described heater tank body is provided with water inlet and outlet;
Being arranged on the first heating rod of described heater tank interior, described first heating rod is heated by the ultra-clean water of described electric pipe heater;
With the power interface that described first heating rod electrically connects, be used for connecting power supply, and provide electric energy for described first heating rod.
As the embodiment of a kind of urea for vehicle solution process units, described water inlet is arranged on the end of the first tubulose protuberance of described heater tank body, and described outlet is arranged on the end of the second tubulose protuberance of described heater tank body.
It is oppositely arranged on described heater tank body as the embodiment of a kind of urea for vehicle solution process units, described water inlet and described outlet.
As the embodiment of a kind of urea for vehicle solution process units, described first heating rod one end is connected with described heater tank body, and the spacing of the other end that the other end is relative with described heater tank body is less than or equal to the first predeterminable range;
Described first predeterminable range is 1��5 centimetre.
As the embodiment of a kind of urea for vehicle solution process units, this device also includes:
Circulation line, described circulation line one end is connected with the solution inlet of described agitator tank, and the other end is connected with the taphole of described agitator tank;
It is arranged on the circulating pump on described circulation line.
As the embodiment of a kind of urea for vehicle solution process units, the second feed pipe is connected with described agitator tank by described circulation line; And
This device also includes the finished product outlet tube being connected with described circulation line.
Embodiment as a kind of urea for vehicle solution process units, described second feed pipe is provided with the second inlet valve, described first feed pipe is provided with the first inlet valve, described circulation line is provided with stirring valve near described solution inlet end, described circulation line is provided with agitation cycle valve near described taphole end, described finished product outlet tube is provided with out finished product valve.
The beneficial effects of the utility model include: a kind of urea for vehicle solution process units that this utility model provides, and it is provided with first heater on the second feed pipe, and the second raw material adding agitator tank is heated. So, second raw material had been carried out preheating before entering into agitator tank, thus, if need to be heated according to design temperature in agitator tank, heat time heating time used can greatly shorten, and greatly speeds up the heat-treatment process needed in the first raw material and the second raw material mixed process. Shorten heat time heating time, improve the efficiency that urea for vehicle solution produces.
Accompanying drawing explanation
Fig. 1 is the system structure schematic diagram of a specific embodiment of a kind of urea for vehicle solution process units of this utility model;
Fig. 2 be a kind of urea for vehicle solution process units of this utility model a specific embodiment in the structural representation of electric pipe heater.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with accompanying drawing, the detailed description of the invention of urea for vehicle solution process units of the present utility model is illustrated. Should be appreciated that specific embodiment described herein is only in order to explain this utility model, be not used to limit this utility model.
The urea for vehicle solution process units of this utility model one embodiment, as shown in Figure 1, including: agitator tank 100, its function is similar with traditional urea for vehicle solution process units, it is mainly used for being sufficiently mixed carbamide raw material and ultra-pure water, makes the carbamide raw material joining in agitator tank 100 be sufficiently mixed with the ultra-pure water joined in agitator tank 100 as passed through to arrange the devices such as stirring rod wherein. Exportable urea for vehicle solution finished product after being then sufficiently mixed. Certainly, in order to realize this process, further comprises the first feed pipe 200 being connected with agitator tank 100 in the urea for vehicle solution process units of this utility model embodiment, it for adding the first raw material in agitator tank 100. First raw material can be carbamide raw material, and all illustrates for carbamide raw material in each embodiment below. Concrete, first feed pipe 200 one end connects carbamide filler device, and the other end connects with agitator tank 100 thus carbamide raw material can be added in agitator tank 100 by carbamide filler device by the first feed pipe 200.
And preferably the first feed pipe 200 being passed into agitator tank 100 from the top of agitator tank 100, such carbamide raw material can enter in agitator tank 100 under gravity smoothly, and does not generally result in the blocking of first feed pipe 200 mouth of pipe. Reduce the use of other auxiliary equipment. Reduction equipment holistic cost.
As another kind of raw-material input equipment, also including the second feed pipe 300 being connected with agitator tank 100, it for adding the second raw material in agitator tank 100. Second raw material can be ultra-pure water, and all illustrates for ultra-pure water in each embodiment below. Because being raw-material input equipment equally, therefore, the top that the second feed pipe 300 is desirably also with agitator tank 100 connects, certainly if it can, to connect agitator tank 100 from the top of agitator tank 100 better. Make in agitator tank 100, add ultra-pure water more convenient.
The more important thing is, in the urea for vehicle solution process units of this utility model embodiment, its second feed pipe 300 is provided with first heater 310, it is for being heated the ultra-pure water adding agitator tank 100. So, ultra-pure water had been carried out preheating before entering into agitator tank 100, thus, if need to be heated according to design temperature in agitator tank 100, heat time heating time used can greatly shorten, and greatly speeds up the heat-treatment process needed in carbamide raw material and ultra-pure water mixed process. Shorten heat time heating time, improve the efficiency that urea for vehicle solution produces.
It should be noted that because being usually temperature requirement in carbamide raw material and ultra-pure water mixed process, therefore, the temperature that the heating-up temperature of ultra-pure water is preferably lower than in agitator tank 100 to require by the first heater 310 on the second feed pipe 300. In order to avoid the quality of the urea for vehicle solution finished product of the too high impact output of temperature.
Although, second feed pipe 300 is provided with first heater 310, when but agitator tank 100 carries out the mixing of raw material, due to the temperature of carbamide raw material or relatively low, in order to ensure that agitator tank 100 works at a certain temperature, also need to arrange secondary heating mechanism 110 in agitator tank 100, for the liquid in agitator tank 100 is heated.
It is however noted that, because the ultra-pure water being injected in agitator tank 100 had be carried out preheating, therefore, can be substantially reduced in agitator tank 100 heated pressure of secondary heating mechanism 110.Need to be stirred at the temperature of 50 degrees Celsius in agitator tank 100, and ultra-pure water has been heated to 35 45 degrees Celsius by the first heater 310 on the second feed pipe 300, then the secondary heating mechanism 110 in agitator tank 100 is somewhat heated can starting to stir work again. Shorten raw material and enter the heat time heating time needing to wait after in agitator tank 100.
Wherein, the secondary heating mechanism 110 in agitator tank 100 can use the heating rod that structure is relatively simple. Claim the heating rod in agitator tank 100 is the second heating rod herein. Second heating rod being intended merely to other positions makes a distinction herein, it does not have other special implications, and more do not sort implication successively. And preferably the second heating rod is arranged on the bottom of agitator tank 100, it is simple to mixed solution is heated.
Wherein in an embodiment, as in figure 2 it is shown, first heater 310 is electric pipe heater. Wherein electric pipe heater includes heater tank body 311 and the first heating rod 312 being arranged in heater tank body 311. And heater tank body 311 is provided with water inlet 31101 and outlet 31102, ultra-pure water in second feed pipe 300 is flowed in heater tank body 311 by water inlet 31101, after the first heating rod 312 heating, flowed out by outlet 31102 again, continue on through and be flowed in agitator tank 100 by the second feed pipe 300.
Certainly, in order to provide electric energy for the first heating rod 312, in addition it is also necessary to arrange power interface 313 in one end of heater tank body 311. Electric pipe heater is used for connecting power supply by described power interface 313, and provides electric energy for the first heating rod 312.
More preferably, for the ease of being connected with the second feed pipe 300, heater tank body 311 is provided with the protuberance of two tubuloses, is called the first tubulose protuberance 3111 and the second tubulose protuberance 3112. The two ends of two tubulose protuberances are all openings, and preferably one-body molded with heater tank body 311, can be more firm. Tubulose protuberance wherein one end open is that connection heater tank body 311 is internal, and other end opening is then used as connecting the second feed pipe 300. Concrete, using the first tubulose protuberance 3111 away from entering one end of heater tank body 311 as water inlet 31101, using the second tubulose protuberance 3112 away from one end of heater tank body 311 as outlet 31102. In fact, the structure of the first tubulose protuberance 3111 and the second tubulose protuberance 3112 can be identical, and one of them mouth of pipe can be chosen at random when connecting and connect as water inlet 31101, another mouth of pipe certainly remaining then connects as outlet 31102.
As a kind of embodiment, water inlet 31101 and outlet 31102 are oppositely arranged on heater tank body 311. And the first heating rod 312 is provided in the middle part of heater tank body 311, therefore, ultra-pure water is entered into after in heater tank body 311 by water inlet, can contact more fully with heating rod before finally flowing out through outlet 31102, ensure the heating-up temperature to ultra-pure water, also improve the efficiency of heating surface and the efficiency of first heater 310.
More specifically, as in figure 2 it is shown, the first heating rod 312 is added heat pipe by two strips and a U-shaped heat pipe that adds is constituted. One end that first heating rod 312 is connected with power interface 313, is called the first end, is connected with heater tank body 311. Then the other end of the first heating rod 312, is called the second end, near the other end of the relatively described power interface 313 of heater tank body 311.In order to the ultra-pure water in heater tank body 311 is fully heated, the second end of the first heating rod 312 is unsuitable excessive with the spacing of heater tank body 311 inwall. As preferably ensured, gap between the second end and heater tank body 311 inwall is less than or equal to 5 centimetres, or less than or equal to 2 centimetres, 3 centimetres etc. Certainly, the distance between the second concrete end and heater tank body 311 inwall limits, and can be configured according to cost and demand for heat. Generally arrange between the second end and heater tank body 311 inwall less than or equal to the first predeterminable range, and described first predeterminable range can be any one value in 1��5 centimetre. It is certainly contemplated that to collision free and prevent heater pot temperature too high, the distance between the first heating rod 312 and heater tank body also should not be too near. It is also preferred that the left can keep having between the first heating rod 312 and heater tank body 1 to 2 centimetre distance.
As the mode of solution mixing in a kind of agitator tank 100, this device is additionally provided with circulation line 400. Annulus line 400 is the pipeline in Fig. 1 close to rectanglar arrangement. Circulation line 400 one end is connected with the solution inlet 101 of agitator tank 100, and the other end is connected with the taphole 102 of agitator tank 100, is additionally provided with circulating pump 410 on circulation line 400. Under the drive of circulating pump 410, solution in agitator tank 100 flows out from the taphole 102 of agitator tank 100, it flow back in agitator tank 100 through circulation line 400 again through solution inlet 101, and the entrance of solution is on the top of agitator tank 100, the outlet of solution in the bottom of agitator tank 100, therefore more abundant at cyclic process progressively mixed dissolution of solution. The finished product finally mixed flows out from the finished product outlet tube 500 being connected with circulation line 400.
And, be provided with circulation line 400 urea for vehicle solution process units in, second feed pipe 300 can also pass through circulation line 400 and connect with agitator tank 100, thus ultra-pure water can also be injected into easily in agitator tank 100 under the effect of circulating pump 410.
More specifically, as shown in Figure 1, second feed pipe 300 is provided with the second inlet valve 301, first feed pipe 200 is provided with the first inlet valve 201, circulation line 400 is provided with stirring valve 401 near solution inlet 101 end, circulation line 400 is provided with agitation cycle valve 402 near taphole 102 end, finished product outlet tube 500 is provided with out finished product valve 501.
Open the first inlet valve 201 and then can put into carbamide raw material in agitator tank 100. And open the second inlet valve 301, then can inject ultra-pure water in agitator tank 100, son injects in the process of ultra-pure water, it is possible to is kept stirring for valve 401, agitation cycle valve 402 and goes out finished product and send out closedown. And when utilize secondary heating mechanism 110 solution in agitator tank 100 is heated to uniform temperature need start to stir time, can temporary close the second inlet valve 301 and the first inlet valve 201, and open stirring valve 401 and agitation cycle valve 402 start the solution in agitator tank 100 is stirred, until stirring terminate after, close stirring valve 401, it is kept stirring for circulating valve 402 to open, and opens out finished product valve 501 and carry out the output of finished car urea liquid. The process go out finished product can also keep the circulating pump 410 shown in Fig. 1 open, finished car urea liquid can be exported faster. The raw material in each input or output channel direction according to arrow is moved.
It should be noted that secondary heating mechanism 110 can in whipping process, carbamide raw material and ultra-pure water to mixing are heated. So can save the production time. It addition, secondary heating mechanism 110 can also after completion of stirring, then the carbamide raw material and ultra-pure water to mixing is heated.
Each technical characteristic of embodiment described above can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics is absent from contradiction, all it is considered to be the scope that this specification is recorded.
Embodiment described above only have expressed several embodiments of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to this utility model the scope of the claims. It should be pointed out that, for the person of ordinary skill of the art, without departing from the concept of the premise utility, it is also possible to make some deformation and improvement, these broadly fall into protection domain of the present utility model. Therefore, the protection domain of this utility model patent should be as the criterion with claims.
Claims (10)
1. a urea for vehicle solution process units, it is characterised in that including:
Agitator tank (100);
The first feed pipe (200) being connected with described agitator tank (100), for adding the first raw material in described agitator tank (100);
The the second feed pipe pipe (300) being connected with described agitator tank (100), for adding the second raw material in described agitator tank (100); And
Described second feed pipe (300) is provided with first heater (310), for described second raw material adding described agitator tank (100) is heated.
2. urea for vehicle solution process units according to claim 1, it is characterized in that, described agitator tank (100) is provided with secondary heating mechanism (110), for mixed described first raw material in described agitator tank (100) and described second raw material are heated.
3. urea for vehicle solution process units according to claim 2, it is characterised in that described secondary heating mechanism (110) is the second heating rod, and described second heating rod is arranged on the bottom of described agitator tank (100).
4. urea for vehicle solution process units according to claim 1, it is characterised in that described first heater (310) is electric pipe heater;
Described electric pipe heater includes:
Heater tank body (311), described heater tank body (311) is provided with water inlet (31101) and outlet (31102);
Being arranged on the first heating rod (312) that described heater tank body (311) is internal, described first heating rod (312) is heated by the ultra-clean water of described electric pipe heater;
With the power interface (313) that described first heating rod (312) electrically connects, be used for connecting power supply, and be that described first heating rod (312) provides electric energy.
5. urea for vehicle solution process units according to claim 4, it is characterized in that, described water inlet (31101) is arranged on the end of the first tubulose protuberance (3111) of described heater tank body (311), and described outlet (31102) is arranged on the end of the second tubulose protuberance (3112) of described heater tank body (311).
6. urea for vehicle solution process units according to claim 4, it is characterised in that described water inlet (31101) and described outlet (31102) are oppositely arranged on described heater tank body (311).
7. urea for vehicle solution process units according to claim 4, it is characterized in that, described first heating rod (312) one end is connected with described heater tank body (311), and the spacing of the other end that the other end is relative with described heater tank body (311) is less than or equal to the first predeterminable range;
Described first predeterminable range is 1��5 centimetre.
8. urea for vehicle solution process units according to claim 1, it is characterised in that this device also includes:
Circulation line (400), described circulation line one end is connected with the solution inlet (101) of described agitator tank (100), and the other end is connected with the taphole (102) of described agitator tank (100);
It is arranged on the circulating pump (410) on described circulation line (400).
9. urea for vehicle solution process units according to claim 8, it is characterised in that the second feed pipe (300) is connected with described agitator tank (100) by described circulation line; And
This device also includes the finished product outlet tube (500) being connected with described circulation line (400).
10. urea for vehicle solution process units according to claim 9, it is characterized in that, described second feed pipe (300) is provided with the second inlet valve (301), described first feed pipe (200) is provided with the first inlet valve (201), described circulation line (400) is upper is provided with stirring valve (401) near described solution inlet (101) end, described circulation line is provided with agitation cycle valve (402) near described taphole (102) end, described finished product outlet tube (500) is provided with out finished product valve (501).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521063327.XU CN205288121U (en) | 2015-12-17 | 2015-12-17 | Automobile-used urea solution apparatus for producing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521063327.XU CN205288121U (en) | 2015-12-17 | 2015-12-17 | Automobile-used urea solution apparatus for producing |
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| Publication Number | Publication Date |
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| CN205288121U true CN205288121U (en) | 2016-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521063327.XU Active CN205288121U (en) | 2015-12-17 | 2015-12-17 | Automobile-used urea solution apparatus for producing |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106890578A (en) * | 2015-12-17 | 2017-06-27 | 珠海格力智能装备有限公司 | Automobile-used urea solution apparatus for producing |
| CN107224931A (en) * | 2017-06-23 | 2017-10-03 | 安徽尚蓝环保科技有限公司 | A kind of urea cycle device |
-
2015
- 2015-12-17 CN CN201521063327.XU patent/CN205288121U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106890578A (en) * | 2015-12-17 | 2017-06-27 | 珠海格力智能装备有限公司 | Automobile-used urea solution apparatus for producing |
| CN107224931A (en) * | 2017-06-23 | 2017-10-03 | 安徽尚蓝环保科技有限公司 | A kind of urea cycle device |
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