CN109372615A - A kind of urea nozzle with heat dissipation shield - Google Patents
A kind of urea nozzle with heat dissipation shield Download PDFInfo
- Publication number
- CN109372615A CN109372615A CN201811484028.1A CN201811484028A CN109372615A CN 109372615 A CN109372615 A CN 109372615A CN 201811484028 A CN201811484028 A CN 201811484028A CN 109372615 A CN109372615 A CN 109372615A
- Authority
- CN
- China
- Prior art keywords
- anchor ear
- shield
- heat dissipation
- connecting rod
- nozzle
- 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.)
- Pending
Links
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
- F01N3/18—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 methods of operation; Control
- F01N3/20—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 methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2066—Selective catalytic reduction [SCR]
-
- 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
- F01N2610/14—Arrangements for the supply of substances, e.g. conduits
- F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
The invention discloses a kind of urea nozzles with heat dissipation shield, existing urea nozzle temperature is excessively high cause urea nozzle to damage aiming at the problem that, now propose following scheme, it includes nozzle body, the outer cover of the nozzle body is equipped with shield, the shield is internally provided with cooling pipe, one end of cooling pipe is connected with inlet tube, the other end is connected with outlet tube, the inlet tube and outlet tube are each attached on shield, there are two groups of fixed plates at the top of the shield, connecting rod is connected in fixed plate described in two groups, one end of the connecting rod is welded with limited block, connecting spring is provided between the limited block and fixed plate, fixation kit is provided between connecting rod described in two groups, the fixation kit includes the first anchor ear and the second anchor ear.The present invention, it is structurally reasonable, it is novel in design, it can quickly and effectively cool down to nozzle body, avoid the excessively high damage of nozzle temperature, and protective jacket installing and dismounting is easy, facilitates the replacement of protective jacket.
Description
Technical field
The present invention relates to urea nozzle field more particularly to a kind of urea nozzles with heat dissipation shield.
Background technique
The pollutant of exhaust emissions of diesel engine has caused serious problem of environmental pollution, and uses addition urea
SCR device can effectively reduce the discharge of pollutant in vehicle exhaust, and discharge standard is made to reach emission request, car engine tail
Gas processing system (SCR system) is to remove the nitrogen oxides in tail gas by spraying urea into tail gas, at present in the system
The nozzle used is based on internal hybrid urea nozzle.
Existing urea nozzle when in use, there is: the temperature of urea nozzle is higher, if cooling down not in time, easily causes
Urea nozzle damage, and first urea nozzle causes the service life of urea nozzle not grow, is when in use without cooling device
We design a kind of urea nozzle with heat dissipation shield to solve the above problems this.
Summary of the invention
A kind of urea nozzle with heat dissipation shield proposed by the present invention, solves that urea nozzle temperature is excessively high to be caused to urinate
The problem of plain nozzle damages.
To achieve the goals above, present invention employs following technical solutions:
A kind of urea nozzle with heat dissipation shield, including nozzle body, the outer cover of the nozzle body are equipped with anti-
Shield, the shield are internally provided with cooling pipe, and one end of the cooling pipe is connected with inlet tube, and the other end is connected with out
Liquid pipe, the inlet tube and outlet tube are each attached on shield, are welded with two groups in the top sidewall of the shield vertically
Fixed plate, is connected with connecting rod in fixed plate described in two groups, and one end of the connecting rod is welded with limited block, the limited block with
It is provided with connecting spring between fixed plate, is provided with fixation kit between connecting rod described in two groups, the fixation kit includes the
One anchor ear and the second anchor ear, first anchor ear is identical as the structure of the second anchor ear, and the first anchor ear and the mutual court of the second anchor ear
To side be bonded with protective pad, the both ends of first anchor ear and the second anchor ear are welded with connecting plate, the connecting plate it
Between be connected with attachment screw.
Preferably, the both ends of the shield are provided with opening, and shield is set in nozzle by the opening at both ends
The outside of main body.
Preferably, pilot hole is offered in the fixed plate, the connecting rod is horizontally set in pilot hole, and connects bullet
Spring is set in connecting rod.
Preferably, connecting rod described in two groups is horizontally set in pilot hole, and one end of two groups of connecting rods and limited block weld
It connects, the other end is welded with the first anchor ear, the second anchor ear respectively.
Preferably, first anchor ear, the second anchor ear are the hardened structure of semi-circular arc, and the first anchor ear and the second anchor ear
Radius size it is identical.
Preferably, the protective pad is bonded in the inside of the semicircle type arc plate of the first anchor ear and the second anchor ear, institute respectively
State the both ends that connecting plate is respectively welded at the first anchor ear and the second anchor ear.
Preferably, the protective pad is made of rubber material.
In the present invention, is effectively cooled down to nozzle body by the cooling pipe inside protective jacket, avoid nozzle body
Temperature it is excessively high, cause nozzle body to damage.
The present invention, protective jacket pass through the fixed outside for being set in nozzle body of fixation kit, the installation and removal of protective jacket
Simplicity, the convenient replacement to protective jacket.
The present invention, it is structurally reasonable, it is novel in design, it can quickly and effectively cool down to nozzle body, avoid nozzle temperature
Excessively high damage, and protective jacket installing and dismounting is easy, facilitates the replacement of protective jacket.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of fixation kit of the invention.
Fig. 3 is the structure sectional view of shield of the invention.
Figure label: 1 nozzle body, 2 shields, 3 cooling pipes, 4 inlet tubes, 5 outlet tubes, 6 fixed plates, 7 connecting rods, 8
Limited block, 9 connecting springs, 10 fixation kits, 11 first anchor ears, 12 second anchor ears, 13 protective pads, 14 connecting plates, 15 connection spiral shells
Nail.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-3, a kind of urea nozzle with heat dissipation shield, including nozzle body 1, the outside of nozzle body 1
It is arranged with shield 2, the both ends of shield 2 are provided with opening, and shield 2 is set in nozzle body by the opening at both ends
1 outside, shield 2 are internally provided with cooling pipe 3, and one end of cooling pipe 3 is connected with inlet tube 4, and the other end is connected with out
Liquid pipe 5, inlet tube 4 and outlet tube 5 are each attached on shield 2, are welded with two groups in the top sidewall of shield 2 vertically and are fixed
Plate 6, is connected with connecting rod 7 in two groups of fixed plates 6, and one end of connecting rod 7 is welded with limited block 8, limited block 8 and fixed plate 6 it
Between be provided with connecting spring 9, pilot hole is offered in fixed plate 6, connecting rod 7 is horizontally set in pilot hole, and connecting spring 9
It is set in connecting rod 7, is provided with fixation kit 10 between two groups of connecting rods 7, fixation kit 10 includes the first anchor ear 11 and the
Two anchor ears 12, the first anchor ear 11 is identical as the structure of the second anchor ear 12, and two groups of connecting rods 7 are horizontally set in pilot hole, and two
One end of group connecting rod 7 and limited block 8 weld, and the other end is welded with the first anchor ear 11, the second anchor ear 12 respectively, the first anchor ear
11, the second anchor ear 12 is the hardened structure of semi-circular arc, and the first anchor ear 11 with the radius size of the second anchor ear 12 it is identical, and
The side of one anchor ear 11 and the mutual direction of the second anchor ear 12 is bonded with protective pad 13, and protective pad 13 is made of rubber material, and first
The both ends of anchor ear 11 and the second anchor ear 12 are welded with connecting plate 14, and attachment screw 15, protective pad are connected between connecting plate 14
13 are bonded in the inside of the semicircle type arc plate of the first anchor ear 11 and the second anchor ear 12 respectively, and connecting plate 14 is respectively welded at first
The both ends of anchor ear 11 and the second anchor ear 12, the present invention effectively carry out nozzle body 1 by the cooling pipe 3 inside protective jacket 2
Cooling, avoids the temperature of nozzle body 1 excessively high, and nozzle body 2 is caused to damage, and protective jacket 2 passes through 10 fixing sleeve of fixation kit
It is located at the outside of nozzle body 1, the installation and removal of protective jacket 2 are easy, the convenient replacement to protective jacket 2.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of
The description present invention and simplified description, rather than the equipment of indication or suggestion meaning or element must have a particular orientation, with spy
Fixed orientation construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
Working principle: in the use of the present invention, by the outside that protective jacket 2 is set on to nozzle body 1, by into
It is passed through cold water in liquid pipe 4, by the cooling pipe 3 that is connected on inlet tube 4 quickly to 1 radiating and cooling of nozzle body in shield 2,
Avoid the temperature of nozzle body 1 is excessively high nozzle body is caused to damage.
In the use of the present invention, protective jacket 2 to be arranged to the outside for being fixed on nozzle body 1 by fixation kit 10, specifically
Connecting plate 14 is connected and fixed by attachment screw 15, thus by the first anchor ear 11 connected on connecting plate 14 and the second anchor ear
12 are strained and fixed, and the first anchor ear 11 and the second anchor ear 12 on fixation kit 10 is made to hold the outside for being fixed on nozzle body 1 tightly, lead to
The connecting rod 7 and fixed plate 6 connected on the first anchor ear 11 and the second anchor ear 12 is crossed, the fixation of protective jacket 2 is set in nozzle body 1
Outside, the installation and removal of protective jacket 2 are easy, facilitate the replacement of protective jacket 2.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of urea nozzle with heat dissipation shield, including nozzle body (1), which is characterized in that the nozzle body (1)
Outer cover be equipped with shield (2), the shield (2) is internally provided with cooling pipe (3), one end of the cooling pipe (3)
It is connected with inlet tube (4), the other end is connected with outlet tube (5), and the inlet tube (4) and outlet tube (5) are each attached to shield
(2) on, two groups of fixed plates (6) are welded in the top sidewall of the shield (2) vertically, fixed plate described in two groups connects on (6)
It is connected to connecting rod (7), one end of the connecting rod (7) is welded with limited block (8), between the limited block (8) and fixed plate (6)
It is provided with connecting spring (9), is provided between connecting rod described in two groups (7) fixation kit (10), fixation kit (10) packet
The first anchor ear (11) and the second anchor ear (12) are included, first anchor ear (11) is identical as the structure of the second anchor ear (12), and first
The side of anchor ear (11) and the second anchor ear (12) mutually direction is bonded with protective pad (13), first anchor ear (11) with second armful
The both ends of hoop (12) are welded with connecting plate (14), are connected with attachment screw (15) between the connecting plate (14).
2. a kind of urea nozzle with heat dissipation shield according to claim 1, which is characterized in that the shield
(2) both ends are provided with opening, and shield (2) is set in the outside of nozzle body (1) by the opening at both ends.
3. a kind of urea nozzle with heat dissipation shield according to claim 1, which is characterized in that the fixed plate
(6) pilot hole is offered on, the connecting rod (7) is horizontally set in pilot hole, and connecting spring (9) is set in connecting rod
(7) on.
4. a kind of urea nozzle with heat dissipation shield according to claim 3, which is characterized in that connected described in two groups
Bar (7) is horizontally set in pilot hole, and one end of two groups of connecting rods (7) and limited block (8) are welded, and the other end is respectively with first
Anchor ear (11), the second anchor ear (12) welding.
5. a kind of urea nozzle with heat dissipation shield according to claim 1, which is characterized in that first anchor ear
(11), the second anchor ear (12) is the hardened structure of semi-circular arc, and the first anchor ear (11) and the second anchor ear (12) radius size
It is identical.
6. a kind of urea nozzle with heat dissipation shield according to claim 1, which is characterized in that the protective pad
(13) it is bonded in the inside of the semicircle type arc plate of the first anchor ear (11) and the second anchor ear (12), the connecting plate (14) point respectively
It is not welded on the both ends of the first anchor ear (11) Yu the second anchor ear (12).
7. a kind of urea nozzle with heat dissipation shield according to claim 1, which is characterized in that the protective pad
(13) it is made of rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811484028.1A CN109372615A (en) | 2018-12-06 | 2018-12-06 | A kind of urea nozzle with heat dissipation shield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811484028.1A CN109372615A (en) | 2018-12-06 | 2018-12-06 | A kind of urea nozzle with heat dissipation shield |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109372615A true CN109372615A (en) | 2019-02-22 |
Family
ID=65376003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811484028.1A Pending CN109372615A (en) | 2018-12-06 | 2018-12-06 | A kind of urea nozzle with heat dissipation shield |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109372615A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006084508A1 (en) * | 2004-09-28 | 2006-08-17 | Robert Bosch Gmbh | Dosing device, and internal combustion engine comprising a dosing device |
| CN202873455U (en) * | 2012-09-18 | 2013-04-17 | 天津绿苑园林绿化工程有限公司 | Triangle tree support frame |
| EP2653685A1 (en) * | 2012-04-18 | 2013-10-23 | Toyota Jidosha Kabushiki Kaisha | Exhaust Gas Control Apparatus for Internal Combustion Engine and Injection Valve Holder |
| CN203347897U (en) * | 2013-06-18 | 2013-12-18 | 潍柴动力股份有限公司 | SCR urea nozzle |
| CN204457967U (en) * | 2015-02-10 | 2015-07-08 | 安徽江淮汽车股份有限公司 | A kind of automobile urea nozzle cooling circuit protective gear |
| CN207437168U (en) * | 2017-09-28 | 2018-06-01 | 中国第一汽车股份有限公司 | A kind of antifreeze air-cooled urea nozzle adapter |
-
2018
- 2018-12-06 CN CN201811484028.1A patent/CN109372615A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006084508A1 (en) * | 2004-09-28 | 2006-08-17 | Robert Bosch Gmbh | Dosing device, and internal combustion engine comprising a dosing device |
| EP2653685A1 (en) * | 2012-04-18 | 2013-10-23 | Toyota Jidosha Kabushiki Kaisha | Exhaust Gas Control Apparatus for Internal Combustion Engine and Injection Valve Holder |
| CN202873455U (en) * | 2012-09-18 | 2013-04-17 | 天津绿苑园林绿化工程有限公司 | Triangle tree support frame |
| CN203347897U (en) * | 2013-06-18 | 2013-12-18 | 潍柴动力股份有限公司 | SCR urea nozzle |
| CN204457967U (en) * | 2015-02-10 | 2015-07-08 | 安徽江淮汽车股份有限公司 | A kind of automobile urea nozzle cooling circuit protective gear |
| CN207437168U (en) * | 2017-09-28 | 2018-06-01 | 中国第一汽车股份有限公司 | A kind of antifreeze air-cooled urea nozzle adapter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190222 |
|
| RJ01 | Rejection of invention patent application after publication |