CN205876448U - SCR system is with sealed urea case - Google Patents
SCR system is with sealed urea case Download PDFInfo
- Publication number
- CN205876448U CN205876448U CN201620894370.9U CN201620894370U CN205876448U CN 205876448 U CN205876448 U CN 205876448U CN 201620894370 U CN201620894370 U CN 201620894370U CN 205876448 U CN205876448 U CN 205876448U
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- China
- Prior art keywords
- casing
- box
- wall
- scr system
- electric heater
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a sealed urea case technical field's a SCR system is with sealed urea case, the power distribution box comprises a box body, the top of box is run through there is the breather valve, the left end of breather valve is connected with the breather pipe, the left side outer wall of box runs through has the liquid feeding pipe, and the breather pipe connects the right side outer wall at the liquid feeding pipe, the left and right sides outer wall of box all is provided with the fixed bolster, and the fixed bolster is located the lower extreme of liquid feeding pipe, the inner chamber bottom of box is provided with two sets of electric heater unit, electric heater unit's left side is provided with the liquid level gauge appearance, the electric heater unit right -hand member is provided with temperature sensor, both ends are provided with power and controlling means respectively about the bottom of box, the right side outer wall of box runs through there is the drain pipe, junction between drain pipe and the box is provided with sealed jacket layer, the right -hand member of drain pipe is connected with the solution pump, and this SCR system is with sealed urea case has rational in infrastructurely, and the treatment effect is showing, advantage such as with low costs.
Description
Technical field
This utility model relates to sealing urea box technical field, is specially a kind of SCR system with sealing urea box.
Background technology
Diesel engine is placed on the higher thermal efficiency and relatively low waste gas and is widely used all over the world, but its
Higher nitrogen oxides always perplexs a problem of people, and now, the environmental administration of world's every country is to reducing diesel oil
The discharge capacity of the nitrogen oxides of machine proposes the highest requirement, and traditional processing method cost is high, and effect is the most undesirable, for
Conformance with standard, the most a lot of main engine plants all use SCR technology, and this technology obtained extensively in long-distance load-carrying vehicle and motorbus
General application.
Utility model content
The purpose of this utility model is to provide a kind of SCR system to seal urea box, to solve in above-mentioned background technology
The problem that the nitrogen oxides treatment proposed is difficult.
For achieving the above object, this utility model provides following technical scheme: a kind of SCR system seals urea box, bag
Including casing, the top of described casing is run through breather valve, and the left end of described breather valve connects breather, the left side of described casing
Outer wall runs through liquid-feeding tube, and breather is connected to the outer right wall of liquid-feeding tube, and the left and right sides outer wall of described casing is respectively provided with
Having fixed support, and fixed support is positioned at the lower end of liquid-feeding tube, the intracavity bottom of described casing is provided with two groups of electric heater units,
The left side of described electric heater unit is provided with liquid level metering instrument, and described electric heater unit right-hand member is provided with temperature sensor, described
The two ends, left and right, bottom of casing are respectively arranged with power supply and control device, and the outer right wall of described casing runs through drain pipe, institute
Stating the junction between drain pipe and casing and be provided with sealing jacket layer, the right-hand member of described drain pipe connects solution pump, described electricity
Source is electrically connected with solution pump, liquid level metering instrument, control device and temperature sensor respectively.
Preferably, described electric heater unit is critesistor heat block.
Preferably, the junction of described breather valve and liquid-feeding tube and casing is provided with sealing jacket layer.
Preferably, described control device includes temperature control equipment and fluid level control device.
Preferably, described fixed support outer wall is provided with screwed hole.
Compared with prior art, the beneficial effects of the utility model are: this SCR system sealing urea box passes through liquid-feeding tube
Adding carbamide to casing, the carbamide of addition is the most, and the pressure in casing is the biggest, and liquid level metering instrument is opened logical by controlling device
Air valve, discharges gas by breather, carrys out the pressure inside and outside balance box with this, and winter, urea liquid can freeze, temperature sensing
Device can control the unlatching of electric heater unit by controlling device, ensures that urea liquid can be exported by solution pump, maintains
This SCR system seals urea box and normally works, and casing and breather valve, drain pipe, the junction of liquid-feeding tube arrange sealing jacket layer
Ensure that the sealing of casing, the left and right sides outer wall of casing is provided with fixed support, reduces the vibrations of casing, and this practicality is new
Type has rational in infrastructure, obvious processing effect, low cost and other advantages.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation.
In figure: 1 casing, 2 breather valve, 3 breathers, 4 liquid-feeding tubes, 5 fixed supports, 6 liquid level metering instruments, 7 electricity add
Thermal, 8 power supplys, 9 control devices, 10 temperature sensors, 11 drain pipes, 12 solution pumps, 13 sealing jacket layers.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
Referring to Fig. 1, this utility model provides a kind of technical scheme one SCR system sealing urea box, including casing
1, the top of described casing 1 is run through breather valve 2, and the left end of described breather valve 2 connects breather 3, the left side of described casing 1
Outer wall runs through liquid-feeding tube 4, and breather 3 is connected to the outer right wall of liquid-feeding tube 4, and the left and right sides outer wall of described casing 1 is equal
Being provided with fixed support 5, and fixed support 5 is positioned at the lower end of liquid-feeding tube 4, the intracavity bottom of described casing 1 is provided with two groups of electricity
Heater 7, the left side of described electric heater unit 7 is provided with liquid level metering instrument 6, and described electric heater unit 7 right-hand member is provided with temperature
Degree sensor 10, the two ends, left and right, bottom of described casing 1 are respectively arranged with power supply 8 and control device 9, the right side of described casing 1
Outer wall runs through drain pipe 11, and the junction between described drain pipe 11 and casing 1 is provided with sealing jacket layer 13, described drain pipe
The right-hand member of 11 connects solution pump 12, and described power supply 8 passes with solution pump 12, liquid level metering instrument 6, control device 9 and temperature respectively
Sensor 10 is electrically connected with.
Wherein, described electric heater unit 7 is critesistor heat block, and the efficiency of heating surface is high, beneficially saves energy, described logical
The junction of air valve 2 and liquid-feeding tube 4 and casing 1 is provided with sealing jacket layer 13, it is ensured that the sealing that casing 1 is good, effectively
Prevent the volatilization of urea liquid, described control device 9 from including temperature control equipment and fluid level control device, can realize winter is urinated
Element temperature and the control of urea liquid amount, described fixed support 5 outer wall is provided with screwed hole, it is simple to casing 1 is fixed on automobile
On, it is not likely to produce vibrations.
Operation principle: this SCR system seals urea box and adds carbamide by liquid-feeding tube 4 to casing 1, the carbamide of addition is more
Many, the pressure in casing 1 is the biggest, and liquid level metering instrument 6 opens breather valve 2 by controlling device 9, discharges gas by breather 3
Body, carrys out the pressure inside and outside balance box 1 with this, and winter, urea liquid can freeze, and temperature sensor 10 can be by controlling device 9
Control the unlatching of electric heater unit 7, ensure that urea liquid can be exported by solution pump 12, maintain this SCR system to seal
Urea box normally works, and it is close to ensure that casing 1 and breather valve 2, drain pipe 11, the junction of liquid-feeding tube 4 arrange sealing jacket layer 13
Feng Xing, fixed support 5 outer wall is provided with screwed hole and can be fixed on automobile by casing 1.
Embodiment the most of the present utility model, for the ordinary skill in the art,
It is appreciated that in the case of without departing from principle of the present utility model and spirit and these embodiments can be carried out multiple change, repair
Changing, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. SCR system is with sealing a urea box, including casing (1), it is characterised in that: the top of described casing (1) is run through to be had
Breather valve (2), the left end of described breather valve (2) connects breather (3), and the left side outer wall of described casing (1) runs through liquid feeding
Managing (4), and breather (3) is connected to the outer right wall of liquid-feeding tube (4), the left and right sides outer wall of described casing (1) is provided with
Fixed support (5), and fixed support (5) is positioned at the lower end of liquid-feeding tube (4), the intracavity bottom of described casing (1) is provided with two groups
Electric heater unit (7), the left side of described electric heater unit (7) is provided with liquid level metering instrument (6), and described electric heater unit (7) is right
End is provided with temperature sensor (10), and the two ends, left and right, bottom of described casing (1) are respectively arranged with power supply (8) and control device
(9), the outer right wall of described casing (1) runs through drain pipe (11), the junction between described drain pipe (11) and casing (1)
Being provided with sealing jacket layer (13), the right-hand member of described drain pipe (11) connects solution pump (12), described power supply (8) respectively with solution
Pump (12), liquid level metering instrument (6), control device (9) and temperature sensor (10) are electrically connected with.
A kind of SCR system the most according to claim 1 seals urea box, it is characterised in that: described electric heater unit (7)
For critesistor heat block.
A kind of SCR system sealing urea box the most according to claim 1, it is characterised in that: described breather valve (2) and adding
Liquid pipe (4) is provided with sealing jacket layer (13) with the junction of casing (1).
A kind of SCR system the most according to claim 1 seals urea box, it is characterised in that: control device (9) and include temperature
Degree controls device and fluid level control device.
A kind of SCR system the most according to claim 1 seals urea box, it is characterised in that: described fixed support (5) is outward
Wall is provided with screwed hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620894370.9U CN205876448U (en) | 2016-08-18 | 2016-08-18 | SCR system is with sealed urea case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620894370.9U CN205876448U (en) | 2016-08-18 | 2016-08-18 | SCR system is with sealed urea case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205876448U true CN205876448U (en) | 2017-01-11 |
Family
ID=57704670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620894370.9U Expired - Fee Related CN205876448U (en) | 2016-08-18 | 2016-08-18 | SCR system is with sealed urea case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205876448U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109968639A (en) * | 2017-12-28 | 2019-07-05 | 劳士领汽车集团 | For manufacturing the semi-finished product of Combined type heating and Spurge Guard and the equipment being consequently formed |
| CN115095413A (en) * | 2022-06-10 | 2022-09-23 | 东风柳州汽车有限公司 | Vehicle-mounted urea filling system, vehicle urea filling method and vehicle |
-
2016
- 2016-08-18 CN CN201620894370.9U patent/CN205876448U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109968639A (en) * | 2017-12-28 | 2019-07-05 | 劳士领汽车集团 | For manufacturing the semi-finished product of Combined type heating and Spurge Guard and the equipment being consequently formed |
| CN109968639B (en) * | 2017-12-28 | 2021-04-02 | 劳士领汽车集团 | Semi-finished product for producing a combined heating and spray-protection device and device formed therefrom |
| US11162626B2 (en) | 2017-12-28 | 2021-11-02 | Röchling Automotive SE & Co. KG | Preform for manufacturing a combined heating and anti-surge apparatus, and apparatus constituted therefrom |
| CN115095413A (en) * | 2022-06-10 | 2022-09-23 | 东风柳州汽车有限公司 | Vehicle-mounted urea filling system, vehicle urea filling method and vehicle |
| CN115095413B (en) * | 2022-06-10 | 2023-06-20 | 东风柳州汽车有限公司 | Vehicle-mounted urea filling system, vehicle urea filling method and vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170111 Termination date: 20200818 |