CN210195853U - Air-assisted urea pump integrated with urea liquid level temperature sensor - Google Patents
Air-assisted urea pump integrated with urea liquid level temperature sensor Download PDFInfo
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- CN210195853U CN210195853U CN201920626986.1U CN201920626986U CN210195853U CN 210195853 U CN210195853 U CN 210195853U CN 201920626986 U CN201920626986 U CN 201920626986U CN 210195853 U CN210195853 U CN 210195853U
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- urea
- cooling water
- air
- temperature sensor
- pump
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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Abstract
The utility model discloses an integrated urea level temperature sensor's supplementary urea pump of air, it includes urea level temperature sensor and supplementary urea pump of air, supplementary urea pump of air includes the pump body and sets up electrical interface, urea jet, cooling water inlet, cooling water delivery port and the compressed air inlet end on the pump body, cooling water inlet and cooling water delivery port and the cooling water circulation tube coupling of whole car, the compressed air inlet end is connected with whole car compressed air, urea level temperature sensor includes the sensor seat, the integration is provided with condenser tube and urea feed liquor pipe on the sensor seat, the both ends of condenser tube are linked together with cooling water inlet and cooling water delivery port respectively, urea feed liquor pipe with the urea jet is linked together. The air-assisted urea pump integrated with the urea liquid level temperature sensor is compact in structure, high in integration level and small in size; and the design is ingenious, the cost is low, and the practicability is strong.
Description
Technical Field
The utility model relates to a urea pump especially relates to an integrated urea liquid level temperature sensor's supplementary urea pump of air.
Background
The existing diesel engine technology can not reach the tail gas emission standard specified by the regulation, so a new tail gas treatment system is required to be added to ensure that the urea solution and the oxynitride in the tail gas are fully reacted to reach the tail gas emission standard specified by the regulation. However, urea solution is sprayed into an exhaust pipe by a urea liquid level temperature sensor of an air-assisted urea pump which is reliable in pressure stabilization, and the current technology is difficult to realize the requirement, so that the development of the diesel automobile industry is limited.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an integrated urea liquid level temperature sensor's supplementary urea pump of air to solve the above-mentioned problem that the supplementary urea pump of air exists among the prior art.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides an integrated urea liquid level temperature sensor's air auxiliary urea pump, its includes urea liquid level temperature sensor and the air auxiliary urea pump of fixed connection on urea liquid level temperature sensor, wherein, the air auxiliary urea pump includes the pump body and sets up electrical interface, urea jet, cooling water inlet, cooling water delivery port and the compressed air inlet end on the pump body, cooling water inlet and cooling water delivery port are connected with the cooling water circulation tube coupling of whole car, the compressed air inlet end is connected with whole car compressed air, urea liquid level temperature sensor includes the sensor seat, the integration is provided with condenser tube and urea feed liquor pipe on the sensor seat, the both ends of condenser tube are linked together with cooling water inlet and cooling water delivery port respectively, urea feed liquor pipe with the urea jet is linked together.
In particular, the air-assisted urea pump is fixedly connected to the end surface of the sensor base, and the cooling water pipe is arranged on the bottom surface of the sensor base and extends downwards.
In particular, the sensor seat extends downwards to form a urea liquid level float supporting rod, and a urea liquid level float is mounted on the urea liquid level float supporting rod.
Particularly, a urea solution filter screen is installed at the bottom of the urea solution inlet pipe to filter the urea solution in the urea tank and provide clean urea solution for the urea pump.
In particular, the urea solution inlet pipe and the cooling water pipe are bundled into an integral structure.
Particularly, the bottom of the cooling water pipe is bent to form a spiral section, and the urea liquid level floater support rod and the urea solution liquid inlet pipe are positioned in the spiral section.
In particular, the bottom of the sensor holder is provided with a sensor holder toothed ring for mounting the sensor holder on the urea tank.
The beneficial effects of the utility model are that, compare with prior art integrated urea liquid level temperature sensor's air assisted urea pump possess air assisted urea pump and urea liquid level temperature sensor's function simultaneously. The structure is compact, the integration level is high, and the volume is small; and design benefit, the assembly of being convenient for, with low costs, air-assisted urea pump fixed connection has saved intermediate junction's urea pipeline and urea pump support on urea liquid level temperature sensor, has shortened the distance of urea solution from urea jar to urea pump simultaneously, has reduced the risk that urea liquid inlet pipe way and urea return liquid pipeline block up or crystallize.
Drawings
Fig. 1 is a schematic perspective view of an air-assisted urea pump integrated with a urea liquid level temperature sensor according to an embodiment of the present invention.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Referring to fig. 1, fig. 1 is a schematic perspective view of an air-assisted urea pump integrated with a urea liquid level temperature sensor according to an embodiment of the present invention.
In this embodiment, an integrated urea liquid level temperature sensor's supplementary urea pump of air includes urea liquid level temperature sensor 1 and supplementary urea pump 2 of air, supplementary urea pump 2 of air includes the pump body 3 and sets up electrical interface 4 on the pump body 3, urea jet 5, cooling water inlet 6, cooling water delivery port 7 and compressed air inlet end 8, electrical interface 4 provides the power connection, can functions such as communication, compressed air inlet end 8 is connected with whole car compressed air, provide required compressed air for supplementary urea pump of air, urea jet 5 is connected with whole car injection pipe, for supplementary urea pump delivery urea solution of air, cooling water inlet 6 and cooling water delivery port 7 are connected with the cooling water circulation pipeline of whole car.
The urea liquid level temperature sensor 1 comprises a sensor seat 9, and the pump body 3 is fixed on the end surface of the sensor seat 9, so that a urea pipeline and a urea pump bracket which are connected in the middle can be saved; the sensor seat 9 is integrally provided with a cooling water pipe 10 and a urea liquid inlet pipe 11 which extend downwards integrally on the bottom surface, two ends of the cooling water pipe 10 are respectively communicated with a cooling water inlet 6 and a cooling water outlet 7, the urea liquid inlet pipe 11 is communicated with a urea injection port 5 to provide a liquid absorption flow channel for the air-assisted urea pump, the urea liquid inlet pipe 11 and the cooling water pipe 10 are bundled into an integral structure, and a urea solution filter screen 12 is arranged at the bottom of the urea liquid inlet pipe 11 to filter urea solution in the urea tank and provide clean urea solution for the urea pump.
The sensor seat 9 extends downwards to form a urea liquid level floater support rod 13, a urea liquid level floater 14 is mounted on the urea liquid level floater support rod 13, the urea liquid level floater support rod 13 provides support for the urea liquid level floater 14 and protects internal sensing components, and the urea liquid level floater 14 positions the height of the urea tank solution.
The bottom of the cooling water pipe 10 is bent to form a spiral section 15, and the urea liquid level float support rod 13 and the urea liquid inlet pipe 11 are positioned in the spiral section 15. The bottom of the sensor seat 9 is provided with a sensor seat toothed ring 16 used for installing the sensor seat 9 on the urea tank, and the sensor seat 9 is installed on the urea tank, and the rear cooling water pipe 10, the urea liquid inlet pipe 11, the filter screen 12, the urea liquid level float supporting rod 13 and the urea liquid level float 14 are all positioned in the urea tank.
The above embodiments have been merely illustrative of the basic principles and features of the present invention, and the present invention is not limited by the above embodiments, and does not depart from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. An air-assisted urea pump integrated with a urea liquid level temperature sensor is characterized by comprising the urea liquid level temperature sensor and an air-assisted urea pump fixedly connected with the urea liquid level temperature sensor, the air-assisted urea pump comprises a pump body, an electrical interface, a urea jet orifice, a cooling water inlet, a cooling water outlet and a compressed air inlet end, wherein the electrical interface, the urea jet orifice, the cooling water inlet, the cooling water outlet and the compressed air inlet end are arranged on the pump body, the cooling water inlet and the cooling water outlet are connected with a cooling water circulation pipeline of the whole vehicle, the compressed air inlet end is connected with the compressed air of the whole vehicle, the urea liquid level temperature sensor comprises a sensor seat, a cooling water pipe and a urea liquid inlet pipe are integrated on the sensor seat, the two ends of the cooling water pipe are respectively communicated with a cooling water inlet and a cooling water outlet, and the urea liquid inlet pipe is communicated with the urea injection port.
2. The air-assisted urea pump integrated with a urea liquid level temperature sensor of claim 1, wherein the air-assisted urea pump is fixedly connected to the end surface of the sensor seat, and the cooling water pipe is arranged on the bottom surface of the sensor seat and extends downwards.
3. The air-assisted urea pump integrated with a urea level temperature sensor according to claim 1, wherein the sensor seat extends downwards to form a urea level float support rod, and a urea level float is mounted on the urea level float support rod.
4. The air-assisted urea pump of the integrated urea level temperature sensor of claim 1, wherein the bottom of the urea liquid inlet pipe is provided with a urea solution filter screen.
5. The air-assisted urea pump integrated with a urea level temperature sensor as claimed in claim 1, wherein the urea liquid inlet pipe and the cooling water pipe are bundled into a whole structure.
6. The air-assisted urea pump integrated with a urea level temperature sensor of claim 3, wherein the bottom of the cooling water pipe is bent to form a spiral section, and the urea level float support rod and the urea solution inlet pipe are positioned in the spiral section.
7. The air-assisted urea pump integrated with a urea level temperature sensor of claim 1, wherein the bottom of the sensor seat is provided with a sensor seat ring gear for mounting the sensor seat on the urea tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920626986.1U CN210195853U (en) | 2019-04-30 | 2019-04-30 | Air-assisted urea pump integrated with urea liquid level temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920626986.1U CN210195853U (en) | 2019-04-30 | 2019-04-30 | Air-assisted urea pump integrated with urea liquid level temperature sensor |
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| Publication Number | Publication Date |
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| CN210195853U true CN210195853U (en) | 2020-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920626986.1U Active CN210195853U (en) | 2019-04-30 | 2019-04-30 | Air-assisted urea pump integrated with urea liquid level temperature sensor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973188A (en) * | 2019-04-30 | 2019-07-05 | 凯龙高科技股份有限公司 | A kind of air auxiliary urea pump of integrated urea level temperature sensor |
| CN112253292A (en) * | 2020-11-16 | 2021-01-22 | 吉林大学 | Automobile urea heating device and control method thereof |
-
2019
- 2019-04-30 CN CN201920626986.1U patent/CN210195853U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973188A (en) * | 2019-04-30 | 2019-07-05 | 凯龙高科技股份有限公司 | A kind of air auxiliary urea pump of integrated urea level temperature sensor |
| CN112253292A (en) * | 2020-11-16 | 2021-01-22 | 吉林大学 | Automobile urea heating device and control method thereof |
| CN112253292B (en) * | 2020-11-16 | 2023-09-08 | 吉林大学 | Vehicle urea heating device and control method thereof |
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