CN207325153U - A kind of urea nozzle cleans prosthetic device - Google Patents
A kind of urea nozzle cleans prosthetic device Download PDFInfo
- Publication number
- CN207325153U CN207325153U CN201720943770.9U CN201720943770U CN207325153U CN 207325153 U CN207325153 U CN 207325153U CN 201720943770 U CN201720943770 U CN 201720943770U CN 207325153 U CN207325153 U CN 207325153U
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- China
- Prior art keywords
- urea nozzle
- cold water
- water storage
- storage cistern
- boiler
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Abstract
The utility model discloses a kind of urea nozzle to clean prosthetic device, including the housing with cold water storage cistern and boiler, it is characterised in that：Solenoid valve is provided with the housing, the input terminal of the solenoid valve is respectively communicated with the cold water storage cistern and the boiler, the output terminal of the solenoid valve connects the urea nozzle, power source is provided with the solenoid valve and the pipeline of the urea nozzle and the pressure detecting element of fluid in the urea nozzle is pumped into for detecting, the refluxing opening of the urea nozzle connects the boiler.The utility model at least has the advantage that：Detection and repair function, intelligence degree are high.
Description
Technical field
It the utility model is related to urea nozzle maintenance technology field, more particularly to a kind of urea nozzle cleaning prosthetic device.
Background technology
As national Abgasgesetz upgrades, SCR trucies are more and more on the market, wherein with Bosch Denoxtronic
The market share occupied for the automatically controlled urea injection system of representative is most.Denoxtronic systems are utilized in offgas duct
Automatically controlled nozzle, realizes the injection at regular time and quantity that aqueous solution of urea is carried out into offgas duct.Due to the high-temperature flue gas of offgas duct, urea
Aqueous solution of urea at nozzle is easy to dehydration and forms urea solid Crystallization Plugging nozzle, so that Bosch
Denoxtronic systems urea nozzle sprays urea disabler.Currently on the market without detection prosthetic appliance, hand can only be passed through
The dynamic crystallization for removing nozzle exterior or the nozzle directly more renewed, thus cause maintenance difficult, or produce dimension manually
Other damages caused by nozzle are repaiied, so as to improve production cost height, a kind of equipment is developed in active demand at present, can be effective
Ground solves the problems, such as nozzle Crystallization Plugging.
The content of the invention
The utility model technical issues that need to address are to provide a kind of urea nozzle cleaning prosthetic device, have detection and
Repair function, intelligence degree are high.
A kind of urea nozzle cleaning prosthetic device of the utility model, including the housing with cold water storage cistern and boiler, institute
State and solenoid valve is provided with housing, the input terminal of the solenoid valve is respectively communicated with the cold water storage cistern and the boiler, the electricity
Power source and use are provided with the pipeline of the output terminal connection urea nozzle of magnet valve, the solenoid valve and the urea nozzle
The pressure detecting element of fluid in the urea nozzle is pumped into detection, the refluxing opening of the urea nozzle connects the hot water
Case.
Further, both limbers of perforation are provided between the cold water storage cistern and the boiler.
Further, overflow port is provided with the side wall of the cold water storage cistern, the cold water storage cistern is internally provided with vertical high
It is less than the level sensing element of the overflow port on degree.
Further, the logical of the vertical height higher than the overflow port is provided between the cold water storage cistern and the boiler
Stomata.
Further, the volume ratio of the cold water storage cistern and the boiler is 3:1.
Further, the bottom of the cold water storage cistern is provided with cleaning dewatering outlet.
Further, heating element, the temperature for detecting the boiler internal temperature are provided with the boiler
Detecting element.
According to the above aspect of the present invention, the utility model at least has the following advantages：By being provided with solenoid valve and hot and cold water tank, energy
It is enough to be pumped into cold water or hot water to the urea nozzle respectively, to clean and repair the urea nozzle, while by being provided with pressure
Power detecting element, coordinates the cold water and hot water being pumped into, judges whether urea nozzle blocks, and the intelligence degree of single unit system is high.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand the skill of the utility model
Art means, and being practiced according to the content of specification, with the preferred embodiment of the utility model and coordinate attached drawing detailed below
Describe in detail bright as after.
Brief description of the drawings
Fig. 1 is the plan structure simplified schematic diagram of the utility model；
Fig. 2 is the front view structure simplified schematic diagram of the utility model.
In the figures above：1st, cold water storage cistern；2nd, boiler；3rd, housing；4th, solenoid valve；5th, urea nozzle；6th, power source；7th, press
Power detecting element；8th, limbers；9th, overflow port；10th, level sensing element；11st, venthole；12nd, dewatering outlet is cleaned；13rd, heat
Element；14th, detector unit.
Embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is used to illustrate the utility model, but is not intended to limit the scope of the present invention.
With reference to shown in Fig. 1 and Fig. 2, a kind of urea nozzle cleaning prosthetic device of the utility model, including with cold water storage cistern 1
With the housing 3 of boiler 2, the volume ratio of the cold water storage cistern 1 and the boiler 2 is 3:1.The cold water storage cistern 1 and the hot water
The demarcation strip for separating both is provided between case 2, described point of perforation is provided between the cold water storage cistern 1 and the boiler 2
The limbers 8 of partition plate, so that the water between the cold water storage cistern 1 and the boiler 2 can mutually flow, while can ensure described
Cold water storage cistern 1 is consistent with the height of water level in the boiler 2.Overflow port 9 is provided with the side wall of the cold water storage cistern 1, by setting
Overflow port 9 is equipped with, water unnecessary in the cold water storage cistern 1 can be emitted.The cold water storage cistern 1 is internally provided with vertical high
It is less than the level sensing element 10 of the overflow port 9 on degree, preferable level sensing element 10 is level sensing in the present invention
Device, the signal value of the liquid level sensor feedback is the required water level value of single unit system normal operation.The cold water storage cistern 1 and institute
The venthole 11 that the vertical height higher than the overflow port 9 is provided between boiler 2 is stated, the bottom of the cold water storage cistern 1 is set
There is cleaning dewatering outlet 12.By being provided with cleaning dewatering outlet 12, when single unit system needs repairing and cleans, easy to will be described cold
Former storage water emptying in water tank 1 and the boiler 2.Heating element 13, described for detecting is provided with the boiler 2
The detector unit 14 of 2 internal temperature of boiler.Preferable detector unit 14 is temperature sensor in the present invention, can
The water temperature in the boiler 2 is effectively fed back, it is excellent in of the invention preferably to maintain the stability that single unit system is run
The normal temperature of the temperature sensor detection of choosing is at -20~80 DEG C.
Solenoid valve 4 is provided with the housing, in of the invention, the solenoid valve 4 selects 23 electric change valves, described
The input terminal of solenoid valve 4 is respectively communicated with the cold water storage cistern 1 and the boiler 2, and the output terminal of the solenoid valve 4 connects the urine
Plain nozzle 5.The cold water suction inlet by pipeline connection, the boiler 2 with the solenoid valve 4 are offered on the cold water storage cistern 1
On offer the hot water suction inlet and refluxing opening for passing through pipeline connection with the battery valve 4.The solenoid valve 4 and the urea
Power source 6 is provided with the pipeline of nozzle 5 and the pressure detecting element 7 of fluid in the urea nozzle 5, institute are pumped into for detecting
The refluxing opening for stating urea nozzle 5 connects the boiler 2.Preferable power source 6 is water pump in the present invention, pressure detecting element 7
For pressure sensor, in of the invention, the normal pressure of preferably described force pressure sensor detection is in 4~6pa.
The above is only the preferred embodiment of the utility model, is not intended to limit the present invention, it is noted that
For those skilled in the art, on the premise of the utility model technical principle is not departed from, can also do
Go out some improvement and modification, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (7)
1. a kind of urea nozzle cleans prosthetic device, including the housing with cold water storage cistern and boiler, it is characterised in that：The shell
Solenoid valve is provided with vivo, the input terminal of the solenoid valve is respectively communicated with the cold water storage cistern and the boiler, the solenoid valve
Output terminal connect the urea nozzle, be provided with power source and for examining on the pipeline of the solenoid valve and the urea nozzle
The pressure detecting element for being pumped into fluid in the urea nozzle is surveyed, the refluxing opening of the urea nozzle connects the boiler.
2. urea nozzle according to claim 1 cleans prosthetic device, it is characterised in that：The cold water storage cistern and the hot water
Both limbers of perforation are provided between case.
3. urea nozzle according to claim 1 cleans prosthetic device, it is characterised in that：Set on the side wall of the cold water storage cistern
Overflow port is equipped with, the cold water storage cistern is internally provided with the level sensing element for being less than the overflow port in vertical height.
4. urea nozzle according to claim 3 cleans prosthetic device, it is characterised in that：The cold water storage cistern and the hot water
The venthole of the vertical height higher than the overflow port is provided between case.
5. urea nozzle according to claim 1 cleans prosthetic device, it is characterised in that：The cold water storage cistern and the hot water
The volume ratio of case is 3:1.
6. urea nozzle according to claim 1 cleans prosthetic device, it is characterised in that：The bottom of the cold water storage cistern is set
There is cleaning dewatering outlet.
7. urea nozzle according to claim 1 cleans prosthetic device, it is characterised in that：It is provided with and adds in the boiler
Thermal element, the detector unit for detecting the boiler internal temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720943770.9U CN207325153U (en) | 2017-07-31 | 2017-07-31 | A kind of urea nozzle cleans prosthetic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720943770.9U CN207325153U (en) | 2017-07-31 | 2017-07-31 | A kind of urea nozzle cleans prosthetic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207325153U true CN207325153U (en) | 2018-05-08 |
Family
ID=62378211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720943770.9U Active CN207325153U (en) | 2017-07-31 | 2017-07-31 | A kind of urea nozzle cleans prosthetic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207325153U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107321536A (en) * | 2017-07-31 | 2017-11-07 | 苏州卡布斯精工科技有限公司 | A kind of urea nozzle cleaning device and restorative procedure |
-
2017
- 2017-07-31 CN CN201720943770.9U patent/CN207325153U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107321536A (en) * | 2017-07-31 | 2017-11-07 | 苏州卡布斯精工科技有限公司 | A kind of urea nozzle cleaning device and restorative procedure |
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