CN210071779U - Integrated urea liquid level temperature quality sensor - Google Patents
Integrated urea liquid level temperature quality sensor Download PDFInfo
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- CN210071779U CN210071779U CN201920626288.1U CN201920626288U CN210071779U CN 210071779 U CN210071779 U CN 210071779U CN 201920626288 U CN201920626288 U CN 201920626288U CN 210071779 U CN210071779 U CN 210071779U
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- urea
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Abstract
The utility model discloses an integrated form urea liquid level temperature quality sensor, it includes the sensor seat, the integration is provided with condenser tube liquid inlet joint, urea solution liquid inlet joint, condenser tube liquid return joint, urea solution liquid return joint and urea solution quality controller on the sensor seat, condenser tube liquid inlet joint and condenser tube return are connected with whole downwardly extending's condenser tube between the liquid joint, be connected with downwardly extending's urea solution feed liquor pipe on the urea solution liquid inlet joint, the urea solution feed liquor connects the feed liquor runner with the urea pump and is connected, the sensor seat downwardly extending has urea liquid level float branch, install urea liquid level float on the urea liquid level float branch. The integrated urea liquid level temperature quality sensor has the advantages of compact structure, high integration level and small volume; and the design is ingenious, the cost is low, and the practicability is strong.
Description
Technical Field
The utility model relates to a urea solution sensor especially relates to an integrated form urea liquid level temperature quality sensor.
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, the measurement of the urea solution needs a stable and reliable urea liquid level temperature quality sensor, 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 form urea liquid level temperature quality sensor to the problem of liquid level, temperature, the urea solution quality of the unable reliable and stable measurement urea solution among the solution prior art.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides an integrated form urea liquid level temperature quality sensor, it includes the sensor seat, the integration is provided with condenser tube liquid inlet joint, urea solution liquid inlet joint, condenser tube liquid return joint, urea solution liquid return joint and urea solution quality controller on the sensor seat, condenser tube liquid inlet joint and condenser tube liquid return joint are connected with the cooling line of urea pump, just be connected with whole downwardly extending's condenser tube between condenser tube liquid inlet joint and the condenser tube liquid return joint, be connected with downwardly extending's urea solution feed liquor pipe on the urea solution liquid inlet joint, urea solution liquid inlet joint is connected with the inlet channel of urea pump, the sensor seat downwardly extending has urea liquid level float branch, install urea liquid level float on the urea liquid level float branch.
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.
In particular, the urea solution quality controller is provided with an external electrical interface.
The beneficial effects of the utility model are that, compare with prior art integrated form urea liquid level temperature quality sensor links together urea pump and urea tank, can measure urea solution height, urea solution temperature, the urea solution quality of urea solution in the urea tank reliably and stably. The structure is compact, the integration level is high, and the volume is small; and design benefit, convenient assembling, it is with low costs, saved urea pump and urea jar urea pipeline and the urea pump support of being connected, shortened urea solution simultaneously and followed urea jar to the distance of urea pump, reduced the risk that urea liquid inlet pipe way and urea return line blocked up or the crystallization.
Drawings
Fig. 1 is a schematic perspective view of an integrated urea liquid level temperature quality sensor according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a sensor seat ring of the integrated urea liquid level temperature quality sensor according to the 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 and 2, in the present embodiment, an integrated urea liquid level temperature and quality sensor is connected to both a urea pump and a urea tank, i.e., the urea pump and the urea tank are connected together. The urea solution cooling device comprises a sensor seat 1, wherein a cooling water pipe liquid inlet connector 2, a urea solution liquid inlet connector 3, a cooling water pipe liquid return connector 4, a urea solution liquid return connector 5 and a urea solution quality controller 6 are integrally arranged on the sensor seat 1, the cooling water pipe liquid inlet connector 2, the cooling water pipe liquid return connector 3 is connected with a cooling pipeline of a urea pump, the urea solution liquid inlet connector 3 is connected with a liquid inlet flow channel of the urea pump, the urea solution quality controller 6 converts urea solution quality signals, an external electrical interface 7 is arranged on the urea solution quality controller, and the external electrical interface 7 is an electrical interface for transmitting the height, the temperature and the urea solution quality signals of urea solution in a urea tank.
The sensor seat 1 extends downwards to form a urea liquid level floater support rod 11, a urea liquid level floater 12 is installed on the urea liquid level floater support rod 11, the urea liquid level floater support rod 11 provides support for the urea liquid level floater 12 and protects internal sensing components, and the urea liquid level floater 12 positions the height of the urea tank solution.
The bottom of urea liquid level float branch 11 is provided with mount pad 13, and the bottom bending type of condenser tube 8 becomes spiral section 14, and urea liquid level float branch 11 and urea solution feed liquor pipe 9 are located spiral section 14, and spiral section 14 and filter screen 10 all set up on mount pad 13, support through mount pad 13.
The sensor seat 1 is provided with a sensor seat toothed ring 15 at the bottom for mounting the sensor seat 1 on the urea tank, and the sensor seat 1 is mounted on the urea tank, and the rear cooling water pipe 8, the urea solution inlet pipe 9, the filter screen 10, the urea liquid level float supporting rod 11, the urea liquid level float 12 and the mounting seat 13 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 (6)
1. The utility model provides an integrated form urea liquid level temperature quality sensor, its characterized in that, it includes the sensor seat, the integration is provided with condenser tube liquid inlet joint, urea solution liquid inlet joint, condenser tube liquid return joint, urea solution liquid return joint and urea solution quality control ware on the sensor seat, condenser tube liquid inlet joint and condenser tube liquid return joint are connected with the cooling line of urea pump, just be connected with whole downwardly extending's condenser tube between condenser tube liquid inlet joint and the condenser tube liquid return joint, be connected with downwardly extending's urea solution feed liquor pipe on the urea solution liquid inlet joint, the urea solution liquid inlet joint is connected with the inlet channel of urea pump, the sensor seat downwardly extending has urea liquid level float branch, install urea liquid level float on the urea liquid level float branch.
2. The integrated urea liquid level temperature and quality sensor according to claim 1, wherein a urea solution filter screen is installed at the bottom of the urea solution liquid inlet pipe.
3. The integrated urea level temperature and quality sensor according to claim 1, wherein the urea solution inlet pipe and the cooling water pipe are bundled into a single structure.
4. The integrated urea level temperature and quality sensor according to claim 1, 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 located in the spiral section.
5. The integrated urea level temperature and quality sensor according to claim 1, wherein the sensor seat is provided with a sensor seat toothed ring at the bottom for mounting the sensor seat on the urea tank.
6. The integrated urea level temperature quality sensor according to claim 1, wherein the urea solution quality controller is provided with an external electrical interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920626288.1U CN210071779U (en) | 2019-04-30 | 2019-04-30 | Integrated urea liquid level temperature quality sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920626288.1U CN210071779U (en) | 2019-04-30 | 2019-04-30 | Integrated urea liquid level temperature quality sensor |
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| Publication Number | Publication Date |
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| CN210071779U true CN210071779U (en) | 2020-02-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920626288.1U Active CN210071779U (en) | 2019-04-30 | 2019-04-30 | Integrated urea liquid level temperature quality sensor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109975495A (en) * | 2019-04-30 | 2019-07-05 | 凯龙高科技股份有限公司 | A kind of integrated form urea level temperature quality sensor |
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2019
- 2019-04-30 CN CN201920626288.1U patent/CN210071779U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109975495A (en) * | 2019-04-30 | 2019-07-05 | 凯龙高科技股份有限公司 | A kind of integrated form urea level temperature quality sensor |
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