CN108590823A - A kind of urea tank - Google Patents
A kind of urea tank Download PDFInfo
- Publication number
- CN108590823A CN108590823A CN201810024090.6A CN201810024090A CN108590823A CN 108590823 A CN108590823 A CN 108590823A CN 201810024090 A CN201810024090 A CN 201810024090A CN 108590823 A CN108590823 A CN 108590823A
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- CN
- China
- Prior art keywords
- urea
- valve seat
- chamber
- fuel
- pipe
- 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.)
- Granted
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- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 141
- 239000004202 carbamide Substances 0.000 title claims abstract description 141
- 239000000446 fuel Substances 0.000 claims abstract description 85
- 239000007788 liquid Substances 0.000 claims abstract description 28
- 239000000295 fuel oil Substances 0.000 claims abstract description 23
- 238000005192 partition Methods 0.000 claims abstract description 21
- 238000013022 venting Methods 0.000 claims abstract description 6
- 238000010438 heat treatment Methods 0.000 claims description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 44
- 238000013461 design Methods 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 4
- 230000008929 regeneration Effects 0.000 description 4
- 238000011069 regeneration method Methods 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 210000002700 urine Anatomy 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000010761 intermediate fuel oil Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M31/00—Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture
- F02M31/02—Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture for heating
- F02M31/16—Other apparatus for heating fuel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/10—Adding substances to exhaust gases the substance being heated, e.g. by heating tank or supply line of the added substance
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Exhaust Gas After Treatment (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
A kind of urea tank,The valve seat being arranged including tank body and thereon,Tank body is internally provided with partition board,The side of partition board is urea chamber,The other side of partition board is fuel chamber,Urea intracavitary is provided with urea tube,One end of urea tube is inserted into the urea liquid of urea intracavitary,The other end of urea tube is communicated with the urea outlet on valve seat,Fuel pipe is provided in fuel chamber,One end of fuel pipe is inserted into the fuel oil in fuel chamber,The other end of fuel pipe is communicated with the fuel outlet pipe on valve seat,The air inlet pipe and escape pipe of U-shaped structure are provided on valve seat,One end of air inlet pipe is communicated by valve seat with urea chamber,The other end of air inlet pipe is communicated by valve seat with fuel chamber,Inflation solenoid valve is provided in air inlet pipe,One end of escape pipe is communicated by valve seat with urea chamber,The other end of escape pipe is communicated by valve seat with fuel chamber,Venting solenoid valve is provided on escape pipe.Not only integrated level is high, at low cost by the design, but also reliability is high.
Description
Technical field
The present invention relates to engine tail gas purification technical field more particularly to a kind of urea tanks, are primarily adapted for use in raising collection
Cheng Du, cost is reduced.
Background technology
In recent years, increasingly stringent with requiring motor vehicle emission, more and more automobiles are to reach the discharge of state five to carry out
Tail gas clean-up is wherein one of approach using urea.Therefore, it needs to increase corresponding space and holder on vehicle frame to pacify
Urea tank is filled, trim designs difficulty is increased, so there is the Integrated design of urea tank, by it with other component combinations one
It rises.
Chinese patent, Authorization Notice No. CN201902253U, authorized announcement date are the utility model on July 20th, 2011
Disclose a kind of SCR urea tanks for diesel exhaust aftertreatment, the upper end of urea tube is fixed on urea outlet valve in tank body
It above and with urea outlet communicates, temperature sensor, liquid level sensor, heating tube, pressure sensor is also equipped on tank body, urinate
Plain pot bottom is equipped with tap hole.Although the utility model improves the metering accuracy and stability of urea liquid emitted dose,
But it still has following defect：First, more and more harsh with levels of emissions, after-treatment system not only needs metering to spray
Penetrate urea, it is also desirable to metered injection fuel oil, therefore, market propose how to make full use of on vehicle space layout post-processing fuel oil with
This new issue of urea tank；Secondly, when existing support vehicle-mounted fuel systems provide fuel oil for after-treatment system dpf regeneration, DPF
When initiative regeneration, engine must start up, thus dpf regeneration economy is poor.
Invention content
The purpose of the present invention is overcome the problems, such as integrated level existing in the prior art is low, of high cost defect and, provide one
Kind integrated level height, urea tank at low cost.
In order to achieve the above object, technical solution of the invention is：A kind of urea tank, including tank body and be arranged thereon
Valve seat, urea tube is provided in the tank body, one end of urea tube is inserted into the urea liquid in tank body, urea tube it is another
End is connected to valve seat, and the urea outlet communicated with urea tube is provided on the valve seat；
The tank body is internally provided with partition board, and the end of the partition board is connected with the inner wall of tank body, and the side of partition board is urine
The other side of plain chamber, partition board is fuel chamber, and the urea tube, urea liquid are arranged at urea intracavitary, are set in the fuel chamber
It is equipped with fuel pipe, one end of the fuel pipe is inserted into the fuel oil in fuel chamber, and the other end of fuel pipe is connected to valve seat, described
The fuel outlet pipe communicated with fuel pipe is provided on valve seat；
Be provided with air inlet pipe and escape pipe on the valve seat, the air inlet pipe is U-shaped structure, one end of air inlet pipe by valve seat with
Urea chamber communicates, and the other end of air inlet pipe is communicated by valve seat with fuel chamber, and inflation solenoid valve, institute are provided in the air inlet pipe
It is U-shaped structure to state escape pipe, and one end of escape pipe is communicated by valve seat with urea chamber, and the other end of escape pipe passes through valve seat and combustion
Oil pocket communicates, and venting solenoid valve is provided on the escape pipe.
The urea intracavitary is provided with No.1 heating tube, and the No.1 heating tube is U-shaped structure, No.1 heating tube and valve seat
It is connected to, is provided with No.1 water inlet pipe and No.1 outlet pipe on the valve seat, one end of the No.1 heating tube passes through valve seat and one
Number water inlet pipe communicates, and the other end of No.1 heating tube is communicated by valve seat with No.1 outlet pipe, is arranged on the No.1 water inlet pipe
There is No.1 entering water electromagnetic valve.
No. two heating tubes are provided in the fuel chamber, No. two heating tubes are U-shaped structure, No. two heating tubes and valve seat
It is connected to, is provided with No. two water inlet pipes and No. two outlet pipes on the valve seat, one end of No. two heating tubes passes through valve seat and two
Number water inlet pipe communicates, and the other end of No. two heating tubes is communicated by valve seat with No. two outlet pipes, is arranged on No. two water inlet pipes
There are No. two entering water electromagnetic valves.
It is provided with the No.1 fill valve communicated with urea chamber on the urea chamber, is provided on urea chamber and is communicated with urea chamber
No.1 bleeder valve.
It is provided with No. two fill valves communicated with fuel chamber on the fuel chamber, is provided on fuel chamber and is communicated with fuel chamber
No. two bleeder valves.
No.1 liquid level sensor, No.1 temperature sensor, No.1 pressure sensor are provided on the urea chamber.
No. two liquid level sensors, No. two temperature sensors, No. two pressure sensors are provided on the fuel chamber.
Compared with prior art, beneficial effects of the present invention are：
1, tank body is internally provided with partition board in a kind of urea tank of the present invention, and tank body is separated into urea chamber, fuel chamber by partition board, urine
Plain intracavitary is provided with urea tube, urea liquid, and fuel pipe, fuel oil are provided in fuel chamber；When urea tank works, filled by one
Gas solenoid valve control inflation road is pressurizeed simultaneously to urea chamber and fuel chamber, and exhaust line is controlled to urea by an exhaust solenoid valve
Chamber and fuel chamber pressure release simultaneously, to which a tank body can be matched with the SCR and DPF system of after-treatment system simultaneously, no
Integrated level is improved only, and reduces economic cost.Therefore, integrated level of the present invention is high, at low cost.
2, urea intracavitary is provided with No.1 heating tube in a kind of urea tank of the present invention, and No.1 heating tube is U-shaped structure, No.1
Heating tube is connected to valve seat, and No.1 water inlet pipe and No.1 outlet pipe are provided on valve seat, and one end of No.1 heating tube passes through valve seat
It is communicated with No.1 water inlet pipe, the other end of No.1 heating tube is communicated by valve seat with No.1 outlet pipe, is arranged on No.1 water inlet pipe
There is No.1 entering water electromagnetic valve, add No.1 heating tube, only urea liquid does not heat, and improves the unfailing performance of work, Er Qieke
For cooling engine coolant；The No.1 fill valve communicated with urea chamber is provided on urea chamber, for urea liquid
It supplements, the No.1 bleeder valve communicated with urea chamber, the impurity for clearing up urea intracavitary is provided on urea chamber；It is set on urea chamber
It is equipped with No.1 liquid level sensor, No.1 temperature sensor, No.1 pressure sensor, the working condition of urea chamber is monitored in real time, carries
The unfailing performance of height work.Therefore, reliability of the present invention it is high, it is applied widely, use simplicity.
3, a kind of urea tank intermediate fuel oil intracavitary of the present invention is provided with No. two heating tubes, and No. two heating tubes are U-shaped structure, No. two
Heating tube is connected to valve seat, and No. two water inlet pipes and No. two outlet pipes are provided on valve seat, and one end of No. two heating tubes passes through valve seat
It is communicated with No. two water inlet pipes, the other end of No. two heating tubes is communicated by valve seat with No. two outlet pipes, is arranged on No. two water inlet pipes
There are No. two entering water electromagnetic valves, add No. two heating tubes, not only fuel Heating, improves the unfailing performance of work, and can use
In cooling engine coolant；No. two fill valves communicated with fuel chamber are provided on fuel chamber, for supplementing fuel oil, fuel chamber
On be provided with No. two bleeder valves communicated with fuel chamber, for clearing up the impurity in fuel chamber；No. two liquid are provided on fuel chamber
Level sensor, No. two temperature sensors, No. two pressure sensors, monitor the working condition of fuel chamber in real time, and provide work can
By performance.Therefore, reliability of the present invention it is high, it is applied widely, use simplicity.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention.
In figure：Tank body 1, urea chamber 11, urea tube 111, urea liquid 112, No.1 heating tube 113, No.1 fill valve
114, No.1 bleeder valve 115, No.1 liquid level sensor 116, No.1 temperature sensor 117, No.1 pressure sensor 118, fuel oil
Chamber 12, fuel pipe 121, the level sensing of bleeder valve 125, two of fill valve 124, two of heating tube 123, two of fuel oil 122, two
The temperature sensor 127, two of device 126, two pressure sensor 128, valve seat 2, urea outlet 21, fuel outlet pipe 22, into
Tracheae 23, No.1 water inlet pipe 25, the water inlet pipe 27, two of No.1 outlet pipe 26, two outlet pipe 28, partition board 3, fills escape pipe 24
6, No. two pneumoelectric magnet valve 4, venting solenoid valve 5, No.1 entering water electromagnetic valve entering water electromagnetic valves 7.
Specific implementation mode
Below in conjunction with description of the drawings, the present invention is described in further detail with specific implementation mode.
Referring to Fig. 1, a kind of urea tank, including tank body 1 and the valve seat 2 that is arranged thereon is provided with urea in the tank body 1
One end of pipe 111, urea tube 111 is inserted into the urea liquid 112 in tank body 1, and the other end of urea tube 111 is connected to valve seat 2,
The urea outlet 21 communicated with urea tube 111 is provided on the valve seat 2；
The tank body 1 is internally provided with partition board 3, and the end of the partition board 3 is connected with the inner wall of tank body 1, the side of partition board 3
The other side for urea chamber 11, partition board 3 is fuel chamber 12, and the urea tube 111, urea liquid 112 are arranged at urea chamber 11
It is interior, fuel pipe 121 is provided in the fuel chamber 12, the fuel oil 122 in fuel chamber 12 is inserted into one end of the fuel pipe 121
In, the other end of fuel pipe 121 is connected to valve seat 2, and the fuel outlet pipe communicated with fuel pipe 121 is provided on the valve seat 2
22；
Air inlet pipe 23 and escape pipe 24 are provided on the valve seat 2, the air inlet pipe 23 is U-shaped structure, one end of air inlet pipe 23
It is communicated with urea chamber 11 by valve seat 2, the other end of air inlet pipe 23 is communicated by valve seat 2 with fuel chamber 12, the air inlet pipe 23
On be provided with inflation solenoid valve 4, the escape pipe 24 be U-shaped structure, one end of escape pipe 24 passes through valve seat 2 and 11 phase of urea chamber
Logical, the other end of escape pipe 24 is communicated by valve seat 2 with fuel chamber 12, and venting solenoid valve 5 is provided on the escape pipe 24.
No.1 heating tube 113 is provided in the urea chamber 11, the No.1 heating tube 113 is U-shaped structure, No.1 heating
Pipe 113 is connected to valve seat 2, and No.1 water inlet pipe 25 and No.1 outlet pipe 26, the No.1 heating tube are provided on the valve seat 2
113 one end is communicated by valve seat 2 with No.1 water inlet pipe 25, and the other end of No.1 heating tube 113 is discharged by valve seat 2 and No.1
Pipe 26 communicates, and No.1 entering water electromagnetic valve 6 is provided on the No.1 water inlet pipe 25.
No. two heating tubes 123 are provided in the fuel chamber 12, No. two heating tubes 123 are U-shaped structure, No. two heating
Pipe 123 is connected to valve seat 2, and No. two water inlet pipes 27 and No. two outlet pipes 28, No. two heating tubes are provided on the valve seat 2
123 one end is communicated by valve seat 2 with No. two water inlet pipes 27, and the other end of No. two heating tubes 123 is discharged by valve seat 2 and No. two
Pipe 28 communicates, and No. two entering water electromagnetic valves 7 are provided on No. two water inlet pipes 27.
The No.1 fill valve 114 communicated with urea chamber 11 is provided on the urea chamber 11, be provided on urea chamber 11 with
The No.1 bleeder valve 115 that urea chamber 11 communicates.
No. two fill valves 124 communicated with fuel chamber 12 are provided on the fuel chamber 12, be provided on fuel chamber 12 with
No. two bleeder valves 125 that fuel chamber 12 communicates.
No.1 liquid level sensor 116, No.1 temperature sensor 117, No.1 pressure sensing are provided on the urea chamber 11
Device 118.
No. two pressure sensings of temperature sensor 127, two of liquid level sensor 126, two are provided on the fuel chamber 12
Device 128.
The principle of the present invention is described as follows：
A kind of automobile-used vapour-pressure type fuel oil urea tank of the design stores fuel oil and urea by a tank body, and by pressing all the way
Contracting air provides pressure for fuel oil and urea, make a tank body can storing pressurized urea liquid, also can storing pressurized fuel oil, lead to
Cross a tank body can be provided for the SCR and DPF system of after-treatment system it is mating.
By designing a fuel oil urea tank, tank for gaseous or liquid substances and urea tank are separated by intermediate bulkhead, pass through an inflation electricity
The inflation road of magnet valve control can simultaneously pressurize to fuel oil and urea tank, and controlling exhaust line by an exhaust solenoid valve can give
Fuel oil and urea tank pressure release simultaneously；The devices such as liquid level temperature and pressure transmitter, heating tube are provided in fuel oil urea tank；The fuel oil
Urea tank is to meet job requirement, and pressure may be designed as 0.4MPa.The design can provide engine aftertreatment system SCR's
Urea liquid, can also provide After-treatment technics dpf regeneration fuel oil, and fuel oil can also be used for vehicle other purposes, such as：Winter takes
It is warm.
There is urea corrosivity, manufacture material to need to be considered as aluminium alloy, common ferrous material or stainless steel, if
Using aluminium alloy and iron, need to carry out anticorrosion process processing to urea tank；Be also equipped on actual product valve seat temperature sensor,
Liquid level sensor, heating tube, pressure sensor.
Embodiment：
Referring to Fig. 1, a kind of urea tank, including tank body 1 and the valve seat 2 that is arranged thereon, the tank body 1 are internally provided with partition board
3, the end of the partition board 3 is connected with the inner wall of tank body 1, and the side of partition board 3 is urea chamber 11, and the other side of partition board 3 is combustion
Oil pocket 12, urea tube 111 is provided in the urea chamber 11, and the urea in urea chamber 11 is inserted into one end of the urea tube 111
In solution 112, the other end of urea tube 111 is connected to valve seat 2, and the urea communicated with urea tube 111 is provided on the valve seat 2
Outlet 21, fuel pipe 121 is provided in the fuel chamber 12, and the combustion in fuel chamber 12 is inserted into one end of the fuel pipe 121
In oil 122, the other end of fuel pipe 121 is connected to valve seat 2, and the fuel oil communicated with fuel pipe 121 is provided on the valve seat 2 and is gone out
Mouth pipe 22；It is provided with air inlet pipe 23 and escape pipe 24 on the valve seat 2, the air inlet pipe 23 is U-shaped structure, the one of air inlet pipe 23
End is communicated by valve seat 2 with urea chamber 11, and the other end of air inlet pipe 23 is communicated by valve seat 2 with fuel chamber 12, the air inlet pipe
Inflation solenoid valve 4 is provided on 23, the escape pipe 24 is U-shaped structure, and one end of escape pipe 24 passes through valve seat 2 and urea chamber 11
It communicates, the other end of escape pipe 24 is communicated by valve seat 2 with fuel chamber 12, and venting solenoid valve 5 is provided on the escape pipe 24；
Be provided with No.1 heating tube 113 in the urea chamber 11, the No.1 heating tube 113 is U-shaped structure, No.1 heating tube 113 with
Valve seat 2 is connected to, and No.1 water inlet pipe 25 and No.1 outlet pipe 26, one end of the No.1 heating tube 113 are provided on the valve seat 2
It being communicated with No.1 water inlet pipe 25 by valve seat 2, the other end of No.1 heating tube 113 is communicated by valve seat 2 with No.1 outlet pipe 26,
It is provided with No.1 entering water electromagnetic valve 6 on the No.1 water inlet pipe 25；No. two heating tubes 123, institute are provided in the fuel chamber 12
It is U-shaped structure to state No. two heating tubes 123, and No. two heating tubes 123 are connected to valve seat 2, and No. two water inlet pipes are provided on the valve seat 2
27 and No. two outlet pipes 28, one end of No. two heating tubes 123 communicated with No. two water inlet pipes 27 by valve seat 2, No. two heating
The other end of pipe 123 is communicated by valve seat 2 with No. two outlet pipes 28, and No. two water inlet electromagnetism are provided on No. two water inlet pipes 27
Valve 7；It is provided with the No.1 fill valve 114 communicated with urea chamber 11 on the urea chamber 11, is provided on urea chamber 11 and urea
The No.1 bleeder valve 115 that chamber 11 communicates；It is provided with No. two fill valves 124 communicated with fuel chamber 12 on the fuel chamber 12, fires
No. two bleeder valves 125 communicated with fuel chamber 12 are provided on oil pocket 12；It is provided with No.1 level sensing on the urea chamber 11
Device 116, No.1 temperature sensor 117, No.1 pressure sensor 118；No. two liquid level sensors are provided on the fuel chamber 12
126,127, No. two pressure sensors 128 of No. two temperature sensors.
Claims (7)
1. a kind of urea tank, including tank body（1）And the valve seat being arranged thereon（2）, the tank body（1）Inside it is provided with urea tube
（111）, urea tube（111）One end be inserted into tank body（1）Interior urea liquid（112）In, urea tube（111）The other end and valve
Seat（2）Connection, the valve seat（2）On be provided with and urea tube（111）The urea outlet communicated（21）, it is characterised in that：
The tank body（1）Be internally provided with partition board（3）, the partition board（3）End and tank body（1）Inner wall be connected, every
Plate（3）Side be urea chamber（11）, partition board（3）The other side be fuel chamber（12）, the urea tube（111）, urea liquid
（112）It is arranged at urea chamber（11）It is interior, the fuel chamber（12）Inside it is provided with fuel pipe（121）, the fuel pipe（121）'s
Fuel chamber is inserted into one end（12）Interior fuel oil（122）In, fuel pipe（121）The other end and valve seat（2）Connection, the valve seat
（2）On be provided with and fuel pipe（121）The fuel outlet pipe communicated（22）；
The valve seat（2）On be provided with air inlet pipe（23）With escape pipe（24）, the air inlet pipe（23）For U-shaped structure, air inlet pipe
（23）One end pass through valve seat（2）With urea chamber（11）It communicates, air inlet pipe（23）The other end pass through valve seat（2）With fuel chamber
（12）It communicates, the air inlet pipe（23）On be provided with inflation solenoid valve（4）, the escape pipe（24）For U-shaped structure, escape pipe
（24）One end pass through valve seat（2）With urea chamber（11）It communicates, escape pipe（24）The other end pass through valve seat（2）With fuel chamber
（12）It communicates, the escape pipe（24）On be provided with venting solenoid valve（5）.
2. a kind of urea tank according to claim 1, it is characterised in that：The urea chamber（11）Inside it is provided with No.1 heating
Pipe（113）, the No.1 heating tube（113）For U-shaped structure, No.1 heating tube（113）With valve seat（2）Connection, the valve seat（2）
On be provided with No.1 water inlet pipe（25）With No.1 outlet pipe（26）, the No.1 heating tube（113）One end pass through valve seat（2）With
No.1 water inlet pipe（25）It communicates, No.1 heating tube（113）The other end pass through valve seat（2）With No.1 outlet pipe（26）It communicates, institute
State No.1 water inlet pipe（25）On be provided with No.1 entering water electromagnetic valve（6）.
3. a kind of urea tank according to claim 1 or 2, it is characterised in that：The fuel chamber（12）Inside it is provided with No. two
Heating tube（123）, No. two heating tubes（123）For U-shaped structure, No. two heating tubes（123）With valve seat（2）Connection, the valve
Seat（2）On be provided with No. two water inlet pipes（27）With No. two outlet pipes（28）, No. two heating tubes（123）One end pass through valve seat
（2）With No. two water inlet pipes（27）It communicates, No. two heating tubes（123）The other end pass through valve seat（2）With No. two outlet pipes（28）Phase
It is logical, No. two water inlet pipes（27）On be provided with No. two entering water electromagnetic valves（7）.
4. a kind of urea tank according to claim 1, it is characterised in that：The urea chamber（11）On be provided with and urea chamber
（11）The No.1 fill valve communicated（114）, urea chamber（11）On be provided with and urea chamber（11）The No.1 bleeder valve communicated
（115）.
5. a kind of urea tank according to claim 1, it is characterised in that：The fuel chamber（12）On be provided with and fuel chamber
（12）No. two fill valves communicated（124）, fuel chamber（12）On be provided with and fuel chamber（12）No. two bleeder valves communicated
（125）.
6. a kind of urea tank according to claim 1, it is characterised in that：The urea chamber（11）On be provided with No.1 liquid level
Sensor（116）, No.1 temperature sensor（117）, No.1 pressure sensor（118）.
7. a kind of urea tank according to claim 1, it is characterised in that：The fuel chamber（12）On be provided with No. two liquid levels
Sensor（126）, No. two temperature sensors（127）, No. two pressure sensors（128）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810024090.6A CN108590823B (en) | 2018-01-10 | 2018-01-10 | Urea tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810024090.6A CN108590823B (en) | 2018-01-10 | 2018-01-10 | Urea tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108590823A true CN108590823A (en) | 2018-09-28 |
| CN108590823B CN108590823B (en) | 2023-11-17 |
Family
ID=63608207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810024090.6A Active CN108590823B (en) | 2018-01-10 | 2018-01-10 | Urea tank |
Country Status (1)
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| CN201874708U (en) * | 2010-10-25 | 2011-06-22 | 中国第一汽车集团公司 | Combined oil tank |
| CN201902253U (en) * | 2010-12-15 | 2011-07-20 | 中国第一汽车集团公司 | Selective catalytic reduction (SCR) urea tank for diesel engine exhaust post-treatment |
| CN102275502A (en) * | 2011-06-20 | 2011-12-14 | 青岛环球集团股份有限公司 | Composite type aluminum alloy fuel tank |
| CN204783194U (en) * | 2015-07-15 | 2015-11-18 | 安徽江淮汽车股份有限公司 | Integrated form fuel urea feeding device |
| CN108368765A (en) * | 2015-10-13 | 2018-08-03 | 考特克斯·特克斯罗恩有限公司及两合公司 | The method of fuel container for the working fluid containment system of motor vehicles and for filling working fluid containment system |
| CN207960729U (en) * | 2018-01-10 | 2018-10-12 | 东风商用车有限公司 | A kind of urea tank |
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2018
- 2018-01-10 CN CN201810024090.6A patent/CN108590823B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008248696A (en) * | 2007-03-29 | 2008-10-16 | Tokyo Radiator Mfg Co Ltd | Combinational tank structure of vehicular fuel tank and aqueous urea tank |
| JP2009002261A (en) * | 2007-06-22 | 2009-01-08 | Toyota Motor Corp | Urea water supply device and exhaust emission control device |
| DE202009003930U1 (en) * | 2008-10-02 | 2010-04-15 | Apel, Helga | Urea tank gun |
| CN201874708U (en) * | 2010-10-25 | 2011-06-22 | 中国第一汽车集团公司 | Combined oil tank |
| CN102022164A (en) * | 2010-12-15 | 2011-04-20 | 中国第一汽车集团公司 | Selective catalyst reduction (SCR) urea tank for after-treatment of exhaust gas of diesel engine |
| CN201902253U (en) * | 2010-12-15 | 2011-07-20 | 中国第一汽车集团公司 | Selective catalytic reduction (SCR) urea tank for diesel engine exhaust post-treatment |
| CN102275502A (en) * | 2011-06-20 | 2011-12-14 | 青岛环球集团股份有限公司 | Composite type aluminum alloy fuel tank |
| CN204783194U (en) * | 2015-07-15 | 2015-11-18 | 安徽江淮汽车股份有限公司 | Integrated form fuel urea feeding device |
| CN108368765A (en) * | 2015-10-13 | 2018-08-03 | 考特克斯·特克斯罗恩有限公司及两合公司 | The method of fuel container for the working fluid containment system of motor vehicles and for filling working fluid containment system |
| CN207960729U (en) * | 2018-01-10 | 2018-10-12 | 东风商用车有限公司 | A kind of urea tank |
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| CN108590823B (en) | 2023-11-17 |
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