CN109723524B - Vortex type urea nozzle - Google Patents
Vortex type urea nozzle Download PDFInfo
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- CN109723524B CN109723524B CN201811612353.1A CN201811612353A CN109723524B CN 109723524 B CN109723524 B CN 109723524B CN 201811612353 A CN201811612353 A CN 201811612353A CN 109723524 B CN109723524 B CN 109723524B
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Abstract
The invention discloses a vortex type urea nozzle, which aims at the problems that the existing vortex type urea nozzle is poor in urea and air mixing effect and does not have a damping function. The invention has the advantages of ingenious design, compact structure and simple operation, is convenient for mounting or dismounting the filter plate, can enhance the mixing effect of urea and air, and is beneficial to prolonging the service life of the vortex type urea nozzle.
Description
Technical Field
The invention relates to the technical field of urea nozzles, in particular to a vortex type urea nozzle.
Background
The urea nozzle, also known as a metering module, is a stainless steel injector mounted on the exhaust pipe. The urea nozzle mixes the urea pumped by the metering injection pump with air, so that the sprayed urea solution can be uniformly atomized and then sprayed into the exhaust pipe. With the continuous progress of science and technology, the vortex type urea nozzle has become a common urea nozzle, but the existing vortex type urea nozzle has poor urea and air mixing effect and no damping function, and is easily affected by external vibration in the driving process of an automobile, so that the service life of the vortex type urea nozzle can be shortened, and therefore, a vortex type urea nozzle needs to be designed to solve the problems.
Disclosure of Invention
The vortex type urea nozzle provided by the invention solves the problems that the existing vortex type urea nozzle is poor in urea and air mixing effect and does not have a damping function.
In order to achieve the purpose, the invention adopts the following technical scheme:
a vortex type urea nozzle comprises a base, wherein a motor and a shell are respectively fixed at the top end of the base, an output shaft of the motor extends into the shell and is in transmission connection with a regulating plate, a plurality of regulating rods are fixed on the regulating plate along the annular direction, a liquid inlet is formed in the top end of the shell, an air inlet is formed in the top end of one side, close to the motor, of the shell, a filter plate is arranged on one side of the air inlet, a mounting seat is arranged below the base, loop bars are respectively fixed on the periphery of the top end of the mounting seat, a first spring and a stop block are respectively arranged inside the loop bars, vertical bars are respectively fixed at the top ends of the stop blocks, the top ends of the vertical bars extend to the outer parts of the loop bars and are fixedly connected with the bottom end of the base, two fixing plates are fixed at the top end of the mounting seat, two transverse bars are fixed, the fixed block is positioned between the two vertical plates.
Preferably, the spacing groove has all been seted up at the both ends of air inlet, and one side that the filter is close to the casing is fixed with two stoppers, two the stopper extends to two respectively the inside of spacing groove, the size of filter plate is greater than the size of air inlet.
Preferably, a liquid inlet pipe is fixed in the liquid inlet, and an electromagnetic valve is installed in the liquid inlet pipe.
Preferably, four loop bars are cavity structures, the first spring is located below the stop block, and two ends of the first spring are fixedly connected with one side, close to the loop bars and the stop block, of the loop bars respectively.
Preferably, the through-hole has all been seted up on the top of loop bar, and the size of dog is greater than the size of through-hole, the montant all with the inner wall sliding connection of through-hole.
Preferably, two sliding holes are formed in the two vertical plates, the two cross rods are respectively in sliding connection with the inner walls of the two sliding holes, the two vertical plates are located between the two second springs, and two ends of each second spring are respectively fixedly connected with one side, close to the fixed plate and the corresponding vertical plate.
Preferably, the bottom ends of the fixed blocks are both arc-shaped structures, and the two fixed plates are located between the four sleeve rods.
The invention has the beneficial effects that:
1. the motor drives the adjusting rod to mix urea and air, the filter plate can filter the air entering the nozzle, and the filter plate is convenient to mount or dismount due to the matching effect of the limiting block and the limiting groove;
2. through the elastic action of spring, under the limiting action of loop bar and montant, because the mating reaction of fixed block and riser, can fully weaken the influence that external vibration effect produced the nozzle, be favorable to prolonging the life of vortex formula urea nozzle.
The invention has the advantages of ingenious design, compact structure and simple operation, is convenient to install or disassemble the filter plate, can enhance the mixing effect of urea and air, can fully weaken the influence of the external vibration effect on the nozzle, and is beneficial to prolonging the service life of the vortex type urea nozzle.
Drawings
FIG. 1 is a front view of a vortex urea nozzle according to the present invention;
FIG. 2 is an enlarged view of a structure at position A of a vortex urea nozzle according to the present invention;
fig. 3 is a top view of a mounting seat of a vortex urea nozzle according to the present invention.
In the figure: the device comprises a base 1, a motor 2, a shell 3, an adjusting plate 4, an adjusting rod 5, a liquid inlet 6, a liquid inlet pipe 7, an air inlet 8, a limiting groove 9, a filter plate 10, a limiting block 11, a mounting seat 12, a loop bar 13, a first spring 14, a stop block 15, a vertical bar 16, a fixing plate 17, a cross bar 18, a vertical plate 19, a second spring 20 and a fixing block 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, a vortex urea nozzle comprises a base 1, wherein a motor 2 and a housing 3 are respectively fixed on the top end of the base 1, an output shaft of the motor 2 extends into the housing 3 and is in transmission connection with an adjusting plate 4, a plurality of adjusting rods 5 are fixed on the adjusting plate 4 along the circumferential direction, a liquid inlet 6 is formed on the top end of the housing 3, an air inlet 8 is formed on the top end of the housing 3 close to the motor 2, a filter plate 10 is arranged on one side of the air inlet 8, a mounting seat 12 is arranged below the base 1, loop bars 13 are respectively fixed on the periphery of the top end of the mounting seat 12, a first spring 14 and a stop block 15 are respectively arranged inside the loop bars 13, vertical bars 16 are respectively fixed on the top ends of the stop blocks 15, the top ends of the vertical bars 16 extend to the outside of the loop bars 13 and are fixedly connected with the bottom end of the base 1, two fixing plates 17, the outside cover of two horizontal poles 18 is equipped with two risers 19 and two second springs 20, and the bottom mounting of base 1 has fixed block 21, and fixed block 21 is located between two risers 19. The invention has the advantages of ingenious design, compact structure and simple operation, is convenient to install or disassemble the filter plate, can enhance the mixing effect of urea and air, can fully weaken the influence of the external vibration effect on the nozzle, and is beneficial to prolonging the service life of the vortex type urea nozzle.
In the embodiment, the fixing mode between the components is one of screw fixing or welding fixing, both ends of the air inlet 8 are respectively provided with a limiting groove 9, one side of the filter plate 10 close to the shell 3 is fixed with two limiting blocks 11, the two limiting blocks 11 respectively extend into the two limiting grooves 9, the size of the filter plate 10 is larger than that of the air inlet 8, the inside of the liquid inlet 6 is fixed with a liquid inlet pipe 7, the inside of the liquid inlet pipe 7 is provided with an electromagnetic valve, the four loop bars 13 are of a cavity structure, the first spring 14 is respectively positioned below the stop block 15, both ends of the first spring 14 are respectively fixedly connected with one side of the loop bars 13 close to the stop block 15, the top end of the loop bar 13 is provided with a through hole, the size of the stop block 15 is larger than that of the through hole, the vertical bar 16 is respectively connected with the inner wall of the through hole in a sliding manner, the two vertical plates 19 are respectively provided with, two risers 19 all are located between two second springs 20, and one side fixed connection that the both ends of second spring 20 are close to respectively with fixed plate 17 and riser 19 mutually, and the bottom of fixed block 21 is convex structure, and two fixed plates 17 all are located between four loop bars 13.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The working principle is as follows: in the invention, the motor 2 is connected with an external power supply through a lead and can supply power to the motor by switching on the power supply, when in use, an operator drives the adjusting plate 4 to rotate by starting the motor 2, so that the adjusting rod 5 mixes urea and air, the using effect of the urea and the air can be improved, meanwhile, the filter plate 10 can filter the air passing through the air inlet 8, and the filter plate 10 is convenient to mount or dismount due to the matching effect of the limiting groove 9 and the limiting block 11, in addition, under the elastic action of the first spring 14, the influence of the external vibration action on the vortex type urea nozzle can be longitudinally weakened due to the limiting effect of the loop bar 13 and the vertical bar 16, and simultaneously, under the elastic action of the second spring 20, the influence of the external vibration action on the vortex type urea nozzle can be transversely weakened due to the matching effect of the fixed block 21 and the vertical plate 19, finally, the influence of the external vibration on the vortex type urea nozzle is fully weakened, and the service life of the vortex type urea nozzle is prolonged.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The utility model provides a vortex formula urea nozzle, including base (1), a serial communication port, the top of base (1) is fixed with motor (2) and casing (3) respectively, the output shaft of motor (2) extends to the inside of casing (3) and transmission is connected with regulating plate (4), it has many regulation poles (5) to follow the hoop to be fixed on regulating plate (4), inlet (6) have been seted up on the top of casing (3), air inlet (8) have been seted up on one side top that casing (3) are close to motor (2), one side of air inlet (8) is provided with filter (10), the below of base (1) is provided with mount pad (12), all be fixed with loop bar (13) all around the top of mount pad (12), the inside of loop bar (13) is provided with first spring (14) and dog (15) respectively, the top of dog (15) all is fixed with montant (16), the top of montant (16) all extends to the outside of loop bar (13) and is connected with the bottom mounting of base (1) Connect, the top of mount pad (12) is fixed with two fixed plates (17), two be fixed with two horizontal poles (18) between fixed plate (17), two the outside cover of horizontal pole (18) is equipped with two risers (19) and two second springs (20), and the bottom mounting of base (1) has fixed block (21), fixed block (21) are located two between riser (19).
2. The swirl urea nozzle according to claim 1, wherein both ends of the air inlet (8) are provided with a limiting groove (9), two limiting blocks (11) are fixed on one side of the filter plate (10) close to the housing (3), the two limiting blocks (11) respectively extend into the two limiting grooves (9), and the size of the filter plate (10) is larger than that of the air inlet (8).
3. The swirl urea nozzle according to claim 1, wherein a liquid inlet pipe (7) is fixed inside the liquid inlet (6), and an electromagnetic valve is installed inside the liquid inlet pipe (7).
4. The swirl urea nozzle according to claim 1, wherein the four sleeve rods (13) are all in a cavity structure, the first spring (14) is located below the stop block (15), and two ends of the first spring (14) are fixedly connected with one side of the sleeve rods (13) close to the stop block (15).
5. The swirl urea nozzle according to claim 1, wherein the top ends of the rods (13) are provided with through holes, the size of the stopper (15) is larger than that of the through holes, and the vertical rods (16) are slidably connected with the inner walls of the through holes.
6. The swirl urea nozzle according to claim 1, wherein two sliding holes are formed on two vertical plates (19), two cross rods (18) are slidably connected to the inner walls of the two sliding holes, two vertical plates (19) are located between two second springs (20), and two ends of the second springs (20) are fixedly connected to the side of the fixed plate (17) close to the vertical plates (19).
7. The swirl urea nozzle according to claim 1, wherein the bottom end of the fixed block (21) is circular arc-shaped, and the two fixed plates (17) are located between the four sleeve rods (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811612353.1A CN109723524B (en) | 2018-12-27 | 2018-12-27 | Vortex type urea nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811612353.1A CN109723524B (en) | 2018-12-27 | 2018-12-27 | Vortex type urea nozzle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109723524A CN109723524A (en) | 2019-05-07 |
| CN109723524B true CN109723524B (en) | 2020-11-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811612353.1A Active CN109723524B (en) | 2018-12-27 | 2018-12-27 | Vortex type urea nozzle |
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| Country | Link |
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| CN (1) | CN109723524B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE529591C2 (en) * | 2006-02-08 | 2007-09-25 | Stt Emtec Ab | injection device |
| JP2009030561A (en) * | 2007-07-30 | 2009-02-12 | Bosch Corp | Exhaust emission control device for internal combustion engine |
| US20150059322A1 (en) * | 2013-08-30 | 2015-03-05 | Continental Automotive Systems, Inc. | Liquid cooled reductant delivery unit for automotive selective catalytic reduction systems |
| CN105332768B (en) * | 2014-08-13 | 2018-07-20 | 浙江福爱电子有限公司 | A kind of engine exhaust post-processing swirl nozzle |
| CN206027977U (en) * | 2016-08-29 | 2017-03-22 | 浙江巴腾动力系统有限公司 | Urea nozzle |
| WO2019011033A1 (en) * | 2017-07-11 | 2019-01-17 | 天纳克（苏州）排放系统有限公司 | Injector |
| CN108240253B (en) * | 2017-12-21 | 2020-01-21 | 浙江巴腾动力系统有限公司 | Urea nozzle |
| CN208122908U (en) * | 2018-04-03 | 2018-11-20 | 宁波市迈迅纳机械制造有限公司 | A kind of engine valve mechanism |
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2018
- 2018-12-27 CN CN201811612353.1A patent/CN109723524B/en active Active
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| CN109723524A (en) | 2019-05-07 |
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