CN214741572U - Urea nozzle mounting seat - Google Patents
Urea nozzle mounting seat Download PDFInfo
- Publication number
- CN214741572U CN214741572U CN202121224616.9U CN202121224616U CN214741572U CN 214741572 U CN214741572 U CN 214741572U CN 202121224616 U CN202121224616 U CN 202121224616U CN 214741572 U CN214741572 U CN 214741572U
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- channel
- urea
- longitudinal channel
- water inlet
- water outlet
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Abstract
The utility model discloses a urea nozzle mounting seat, which comprises a mounting seat body, wherein the mounting seat body is provided with a mounting hole for mounting urea spray, and the mounting seat body is provided with a heat exchange channel, a water inlet channel and a water outlet channel which are communicated with the heat exchange channel; the heat exchange channel comprises a transverse channel, a left longitudinal channel and a right longitudinal channel are communicated with two end parts of the transverse channel, the left longitudinal channel, the transverse channel and the right longitudinal channel are arranged around the periphery of the mounting hole, the left longitudinal channel is communicated with the water inlet channel, and the right longitudinal channel is communicated with the water outlet channel; the water solution sequentially enters the left longitudinal channel, the transverse channel and the right longitudinal channel from the water inlet channel to exchange heat with the urea nozzles in the mounting holes and is discharged from the water outlet channel, so that the heat exchange channel, the water inlet channel and the water outlet channel form a water surrounding circulating system, the temperature of the urea nozzles in the mounting holes can be effectively adjusted, and the temperature of the urea solution is controlled within a set range.
Description
Technical Field
The utility model relates to an engine emission purification treatment technical field, more specifically says, it relates to a urea nozzle mount pad.
Background
Various methods are used to eliminate the harmful substances contained in the emissions of motor vehicles. SCR technology is a very effective way to reduce NOX emissions from diesel engines. The SCR post-treatment technology of the engine is that a reducing agent urea aqueous solution is sprayed into the exhaust of the engine, and under the action of the temperature and the airflow of the exhaust gas, the urea can be quickly decomposed to release ammonia, so that NOX is reduced into nitrogen, and the effect of reducing NOX is achieved. The urea aqueous solution is popularized and used by people due to the advantages of stable performance, simple chemical reaction, small relative amount of required reducing agent and the like.
The urea solution system adopting direct injection is characterized in that a urea nozzle is directly arranged on an exhaust pipe, if the exhaust temperature of an engine is too high, the urea nozzle is damaged, the urea solution needs to be cooled, and if a motor vehicle is parked in a low-temperature environment and the engine stops working, the urea solution in the urea nozzle is crystallized and heated and dissolved.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a urea nozzle mount pad can effectively adjust the temperature of urea nozzle, with urea solution temperature control in setting for the within range.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a urea nozzle mounting seat comprises a mounting seat body, wherein the mounting seat body is provided with a mounting hole for mounting urea spray, and the mounting seat body is provided with a heat exchange channel, a water inlet channel and a water outlet channel which are communicated with the heat exchange channel; the heat exchange channel comprises a transverse channel, a left longitudinal channel and a right longitudinal channel are communicated with two end parts of the transverse channel, the left longitudinal channel, the transverse channel and the right longitudinal channel are arranged around the periphery of the mounting hole, the left longitudinal channel is communicated with the water inlet channel, and the right longitudinal channel is communicated with the water outlet channel; and the water solution sequentially enters the left longitudinal channel, the transverse channel and the right longitudinal channel from the water inlet channel to exchange heat with the urea nozzles in the mounting holes, and is discharged from the water outlet channel.
The utility model discloses further set up: the left longitudinal channel, the transverse channel and the right longitudinal channel are all positioned on the same horizontal plane.
The utility model discloses further set up: the left longitudinal channel, the transverse channel and the right longitudinal channel are all provided with a manufacturing process hole, and the manufacturing process holes are sealed through plugging.
The utility model discloses further set up: the water inlet channel and the water outlet channel are arranged on one side of the mounting hole at intervals, the water inlet channel and the water outlet channel extend downwards in an inclined mode, and a connecting port is formed in the end portion of the water inlet channel and the water outlet channel.
The utility model discloses beneficial effect: wherein the water solution enters the left longitudinal channel, the transverse channel and the right longitudinal channel from the water inlet channel in turn to exchange heat with the urea spray in the mounting hole, and is discharged from the water outlet channel, so that the heat exchange channel, the water inlet channel and the water outlet channel form a water circulating system, can effectively adjust the temperature of the urea nozzle in the mounting hole, control the temperature of the urea nozzle within a set range, when the exhaust temperature of the engine is overhigh, the water solution can play a role in cooling the mounting hole and the whole urea nozzle, thereby avoiding the damage of the urea nozzle caused by overhigh temperature, when the motor vehicle is parked in a low-temperature environment and the engine stops working, the water solution can heat the mounting hole and the whole urea nozzle, the urea solution in the injection pipeline is prevented from being cooled and crystallized to block the urea nozzle, and the urea nozzle is enabled to inject more smoothly.
Drawings
Fig. 1 is a schematic structural view of a urea nozzle mounting seat of the present invention;
fig. 2 is a first schematic structural view of the urea nozzle mounting seat after plugging is removed;
fig. 3 is a schematic structural diagram of the urea nozzle mounting seat of the present invention after the blockage is removed;
fig. 4 is a cross-sectional view of the urea nozzle mounting seat after the plugging is removed.
Description of reference numerals: 1. a mounting base body; 11. mounting holes; 2. a heat exchange channel; 21. a transverse channel; 22. a left longitudinal channel; 23. a right longitudinal channel; 3. a water inlet channel; 4. a water outlet channel; 5. a connecting port; 10. manufacturing a process hole; 20. and (6) plugging.
Detailed Description
The urea nozzle mounting seat of the present invention will be described in further detail with reference to fig. 1 to 4.
A urea nozzle mounting seat comprises a mounting seat body 1, wherein the mounting seat body 1 is provided with a mounting hole 11 for mounting urea spray, and the mounting seat body 1 is provided with a heat exchange channel 2, a water inlet channel 3 and a water outlet channel 4 which are communicated with the heat exchange channel 2; the heat exchange channel 2 comprises a transverse channel 21, a left longitudinal channel 22 and a right longitudinal channel 23 are communicated with two end parts of the transverse channel 21, the left longitudinal channel 22, the transverse channel 21 and the right longitudinal channel 23 are arranged around the periphery of the mounting hole 11, the left longitudinal channel 22 is communicated with the water inlet channel 3, and the right longitudinal channel 23 is communicated with the water outlet channel 4; the water solution enters the left longitudinal channel 22, the transverse channel 21 and the right longitudinal channel 23 from the water inlet channel 3 in sequence to exchange heat with the urea nozzle in the mounting hole 11, and is discharged from the water outlet channel 4.
Make heat exchange channel 2 and inhalant canal 3 and exhalant canal 4 form a water and encircle circulation system, can effectively adjust the temperature of urea nozzle in the mounting hole 11, control urea nozzle temperature in the settlement within range, when engine exhaust temperature is too high, aqueous solution can play the cooling effect of cooling down to mounting hole 11 and whole urea nozzle, avoid the high damage that can cause the urea nozzle of high temperature, when the motor vehicle parks in the lower environment of temperature and engine stop work, aqueous solution can play the heating up effect of rising temperature to mounting hole 11 and whole urea nozzle, avoid spraying the interior urea solution cooling crystallization of pipeline and jam urea nozzle, make urea nozzle spray more smooth.
Wherein left longitudinal channel 22, transverse channel 21 and right longitudinal channel 23 all are in same horizontal plane for aqueous solution flows more easily, avoids aqueous solution to have the ponding phenomenon in heat exchange channel 2, moreover left longitudinal channel 22, transverse channel 21 and right longitudinal channel 23 all set up a manufacturing process hole 10, and left longitudinal channel 22, transverse channel 21 and right longitudinal channel 23 of being convenient for carry out the casting shaping, and after the casting is accomplished, all seal through shutoff 20 at manufacturing process hole 10.
The water inlet channel 3 and the water outlet channel 4 are arranged on one side of the mounting hole 11 at intervals, the water inlet channel 3 and the water outlet channel 4 extend obliquely downwards, and the end part is provided with a connecting port 5, so that the water inlet channel 3 and the water outlet channel 4 are conveniently connected with a pipeline.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (4)
1. The utility model provides a urea nozzle mount pad, includes the mount pad body, is equipped with the mounting hole that is used for installing urea and spouts, characterized by at the mount pad body:
the mounting seat body is provided with a heat exchange channel, a water inlet channel and a water outlet channel which are communicated with the heat exchange channel;
the heat exchange channel comprises a transverse channel, a left longitudinal channel and a right longitudinal channel are communicated with two end parts of the transverse channel, the left longitudinal channel, the transverse channel and the right longitudinal channel are arranged around the periphery of the mounting hole, the left longitudinal channel is communicated with the water inlet channel, and the right longitudinal channel is communicated with the water outlet channel;
and the water solution sequentially enters the left longitudinal channel, the transverse channel and the right longitudinal channel from the water inlet channel to exchange heat with the urea nozzles in the mounting holes, and is discharged from the water outlet channel.
2. A urea nozzle mount according to claim 1, wherein: the left longitudinal channel, the transverse channel and the right longitudinal channel are all positioned on the same horizontal plane.
3. A urea nozzle mount according to claim 1 or 2, wherein: the left longitudinal channel, the transverse channel and the right longitudinal channel are all provided with a manufacturing process hole, and the manufacturing process holes are sealed through plugging.
4. A urea nozzle mount according to claim 1 or 2, wherein: the water inlet channel and the water outlet channel are arranged on one side of the mounting hole at intervals, the water inlet channel and the water outlet channel extend downwards in an inclined mode, and a connecting port is formed in the end portion of the water inlet channel and the water outlet channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121224616.9U CN214741572U (en) | 2021-06-02 | 2021-06-02 | Urea nozzle mounting seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121224616.9U CN214741572U (en) | 2021-06-02 | 2021-06-02 | Urea nozzle mounting seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214741572U true CN214741572U (en) | 2021-11-16 |
Family
ID=78627512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121224616.9U Active CN214741572U (en) | 2021-06-02 | 2021-06-02 | Urea nozzle mounting seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214741572U (en) |
-
2021
- 2021-06-02 CN CN202121224616.9U patent/CN214741572U/en active Active
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