CN219012726U - Integrated pressure pipeline convenient for installing sensor - Google Patents
Integrated pressure pipeline convenient for installing sensor Download PDFInfo
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- CN219012726U CN219012726U CN202320101104.6U CN202320101104U CN219012726U CN 219012726 U CN219012726 U CN 219012726U CN 202320101104 U CN202320101104 U CN 202320101104U CN 219012726 U CN219012726 U CN 219012726U
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Abstract
The utility model discloses an integrated pressure pipeline convenient for installing a sensor, which relates to the technical field of vehicle tail gas aftertreatment and purification, and comprises a pipeline hinge; a low-pressure cavity for low-pressure liquid to pass through and a high-pressure cavity for high-pressure liquid to pass through are arranged in the pipeline hinge; the low-pressure cavity and the high-pressure cavity are not communicated with each other; the pipeline hinge is provided with a plurality of sensor mounting positions for mounting sensors; the low-pressure cavity is communicated with a plurality of sensor mounting positions; the high-pressure cavity is communicated with a plurality of sensor mounting positions. The integrated pressure pipeline convenient for installing the sensor solves the problems of complicated wiring and layout of pipeline installation when the sensor is arranged in the prior art; the utility model can facilitate the installation of the sensor and the pipeline.
Description
Technical Field
The utility model relates to the technical field of vehicle tail gas aftertreatment and purification, in particular to an integrated pressure pipeline convenient for installing a sensor.
Background
Diesel vehicles such as heavy trucks, buses and rail cars are required to reach national fourth emission standards, and a proper SCR system is required to be used for treating tail gas, and the system is required to treat nitrogen oxides in the tail gas by utilizing urea solution. Therefore, the urea solution for the vehicle becomes a necessary product for the heavy truck and the passenger car to reach the national fourth emission standard.
In the prior art, as disclosed in Chinese patent application No. 201020124195.8, a pressurized urea solution metering and spraying system of a liquid storage tank for a diesel vehicle is disclosed, and the tail gas treatment flow of urea solution is taught.
In particular, since the urea solution is required to be sprayed and the urea solution is usually pressurized in order to be sprayed, a low-pressure urea pipe and a high-pressure urea pipe are required to be respectively arranged, and a pressurizing pump is arranged between the low-pressure urea pipe and the high-pressure urea pipe to perform pressure conversion; in order to determine the temperature and pressure of the urea solution inside the low-pressure pipe and the high-pressure pipe, pressure sensors and temperature sensors are usually arranged on the low-pressure pipe and the high-pressure pipe.
However, the provision of the sensor means that the sensor needs to be placed inside the pipe and the instrument for display needs to be placed outside the pipe, the sensor mounting position needs to ensure that the structural strength is not broken at the communication position between the sensor mounting position and the pipe, and the low-pressure pipe and the high-pressure pipe need to be produced respectively due to the different number of the sensors; when installing the sensors, some sensors also consider the connection inlet orientation thereof, and ensure that the sensors are inserted into the pipeline from vertically above; therefore, the pipeline is also limited by adjusting the angle of the pipeline in the process of layout connection; therefore, in the prior art, in order to ensure the normal installation of the sensor, the manufacturing and the installation processes of the pipeline are required, and the sensor is very inconvenient.
Disclosure of Invention
According to the integrated pressure pipeline convenient for installing the sensor, which is provided by the utility model, aiming at the technical problems, the installation of the sensor and the pipeline can be facilitated.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the integrated pressure pipeline convenient for installing the sensor comprises a pipeline hinge; a low-pressure cavity for low-pressure liquid to pass through and a high-pressure cavity for high-pressure liquid to pass through are arranged in the pipeline hinge; the low-pressure cavity and the high-pressure cavity are not communicated with each other; the pipeline hinge is provided with a plurality of sensor mounting positions for mounting sensors; the low-pressure cavity is communicated with a plurality of sensor mounting positions; the high-pressure cavity is communicated with a plurality of sensor mounting positions.
The integrated pressure pipeline convenient for installing the sensor is provided with the low-pressure cavity inlet and the low-pressure cavity outlet, preferably, the pipeline hinge is provided with the low-pressure cavity inlet and the low-pressure cavity outlet; the low-pressure cavity inlet and the low-pressure cavity outlet are communicated with the low-pressure cavity in a sealing way; the pipeline hinge is provided with a high-pressure cavity inlet and a plurality of high-pressure cavity outlets; the high-pressure cavity inlet and the high-pressure cavity outlet are communicated with the high-pressure cavity in a sealing way.
The integrated pressure pipeline convenient for installing the sensor is provided, and preferably, the high-pressure cavity is communicated with two outlets of the high-pressure cavity.
The integrated pressure pipeline convenient for installing the sensor provided by the utility model is characterized in that preferably, the sensor installation position comprises an extending hole for placing a detection part of the sensor and an internal threaded hole for fixing the sensor; the extending hole and the internal threaded hole are both arranged on the pipeline hinge; the extending hole of the sensor mounting position arranged at the low-pressure cavity is communicated with the low-pressure cavity; the extending hole of the sensor mounting position arranged at the high-pressure cavity is communicated with the high-pressure cavity.
The technical scheme has the following advantages or beneficial effects:
the utility model discloses an integrated pressure pipeline convenient for installing a sensor, which relates to the technical field of vehicle tail gas aftertreatment and purification, and comprises a pipeline hinge; a low-pressure cavity for low-pressure liquid to pass through and a high-pressure cavity for high-pressure liquid to pass through are arranged in the pipeline hinge; the low-pressure cavity and the high-pressure cavity are not communicated with each other; the pipeline hinge is provided with a plurality of sensor mounting positions for mounting sensors; the low-pressure cavity is communicated with a plurality of sensor mounting positions; the high-pressure cavity is communicated with a plurality of sensor mounting positions. The integrated pressure pipeline convenient for installing the sensor solves the problems of complicated wiring and layout of pipeline installation when the sensor is arranged in the prior art; the utility model can facilitate the installation of the sensor and the pipeline.
Drawings
The utility model and its features, aspects and advantages will become more apparent from the detailed description of non-limiting embodiments with reference to the following drawings. Like numbers refer to like parts throughout. The drawings are not intended to be drawn to scale, emphasis instead being placed upon illustrating the principles of the utility model.
Fig. 1 is a schematic view showing the overall structure of an integrated pressure pipe for facilitating the installation of a sensor according to embodiment 1 of the present utility model.
Detailed Description
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments in accordance with the present application.
It will be understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components, and/or groups thereof.
The terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the utility model.
The terms "first," "second," "third," and the like, as used herein, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Unless specifically stated or limited otherwise, the terms "mounted," "connected," and "coupled" should be construed broadly, as if they were fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The following description of the technical solutions according to the embodiments of the present utility model refers to the accompanying drawings, which are included to illustrate only some embodiments of the utility model, and not all embodiments. Accordingly, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to fall within the scope of the present utility model.
Example 1:
in the prior art, when the urea solution for the vehicle is utilized to purify the tail gas, the urea solution is required to be pressurized and sprayed out, so that different low-pressure pipelines and high-pressure pipelines are required to be arranged, the liquid in the low-pressure pipelines is pressurized by a pressurizing pump and then is conveyed to the high-pressure pipelines, in order to judge whether the liquid is normally pressurized, pressure sensors are required to be installed by punching holes on the low-pressure pipelines and the high-pressure pipelines, a temperature sensor is required to be arranged to adjust the power of the pressurizing pump, and a connecting key is required to be arranged at the installation hole of the sensor so as to stabilize the instrument of the sensor; in addition, in order to ensure that the instrument part of the sensor can be exposed at an obvious position, the position of the sensor mounting hole needs to be adjusted in the connecting pipeline, so that the connecting pipeline is very troublesome, and the integrated pressure pipeline convenient for mounting the sensor provided by the embodiment 1 of the utility model, as shown in fig. 1, comprises a pipeline hinge 1; a low-pressure cavity 11 through which low-pressure liquid passes and a high-pressure cavity 12 through which high-pressure liquid passes are arranged in the pipeline hinge 1; the low pressure chamber 11 and the high pressure chamber 12 are not communicated with each other; the pipeline hub 1 is provided with a plurality of sensor mounting positions 13 for mounting sensors; the low-pressure cavity 11 is communicated with a plurality of sensor mounting positions 13; the high pressure chamber 12 communicates with a number of sensor mounting locations 13.
When the integrated pressure pipeline provided by the embodiment 1 of the utility model, which is convenient for installing the sensor, works, the integrated pressure pipeline can only work by being provided with an additional pressure pump, a sensor and a pipeline, and the low-pressure cavity 11 and the high-pressure cavity 12 are provided with liquid inlets and outlets; the inlet of the pressurizing pump is communicated with the outlet of the low-pressure cavity 11 in a sealing way through a pipeline, the outlet of the pressurizing pump is communicated with the warehouse entry port of the high-pressure cavity 12 in a sealing way through a pipeline, and a sensor is arranged on each sensor mounting position 13; the urea solution enters the low-pressure cavity 11 from the inlet of the low-pressure cavity 11, flows into the pressurizing pump after passing through the low-pressure cavity 11, is pressurized after passing through the pressurizing pump, flows into the high-pressure cavity 12, and finally flows out from the outlet of the high-pressure cavity 12; during the urea solution flowing process, the urea solution is detected by a sensor arranged at the sensor mounting position 13; on the one hand, compared with the original mode that a low-pressure pipeline and a high-pressure pipeline are respectively manufactured and a sensor mounting position 13 is arranged on the pipeline, the production of only one pipeline hinge 1 is more convenient; on the other hand, when the pipeline is actually connected, in the process of communicating the external pipeline with the pipeline junction 1, the connection angle between the external pipeline and the pipeline junction 1 (the angle of the pipeline is required to be adjusted originally and the direction of the display part of the sensor is required to be adjusted) is not required to be considered, and only whether the pipeline is in airtight connection with the pipeline junction 1 is required to be considered; the sensor mounting position 13 arranged on the pipeline hinge 1 is fixed, and the sensor is fixed with the mounting position and the angle of the pipeline hinge 1 after being arranged on the sensor mounting position 13, so that the mounting and layout of pipelines on two sides of the booster pump do not need to be considered, and the pipeline mounting becomes convenient.
The integrated pressure pipeline convenient for installing the sensor provided by the embodiment 1 of the utility model solves the problems of complicated wiring and layout of pipeline installation when the sensor is arranged in the prior art; the device provided by the embodiment 1 of the utility model can facilitate the installation of the sensor and the pipeline.
In order to specifically realize that urea solution flows through the pipeline hub 1, as a preferred scheme, a low-pressure cavity inlet 111 and a low-pressure cavity outlet 112 are formed on the pipeline hub 1 in the embodiment; the low-pressure cavity inlet 111 and the low-pressure cavity outlet 112 are communicated with the low-pressure cavity 11 in a sealing way; the pipeline hub 1 is provided with a high-pressure cavity inlet 121 and a plurality of high-pressure cavity outlets 122; the high pressure chamber inlet 121 and the high pressure chamber outlet 122 are both in sealed communication with the high pressure chamber 12. By providing a pressurizing pump externally, the pressurizing pump inlet communicates with the low pressure chamber outlet 112; the outlet of the booster pump is communicated with the inlet 121 of the high-pressure cavity; the low-pressure urea solution enters the low-pressure chamber 11 from the low-pressure chamber inlet 111, flows out from the low-pressure chamber outlet 112 after data are detected by a sensor in the low-pressure chamber 11, flows into an external pressurizing pump to be pressurized, becomes high pressure, enters the high-pressure chamber 12 from the high-pressure chamber inlet 121, finally flows out from the high-pressure chamber outlet 122 after being detected by the sensor at the high-pressure chamber 12, and a spray head is usually arranged at the high-pressure chamber outlet 122 to spray and purify tail gas by the high-pressure urea solution.
Some vehicles have two exhaust outlets, and in order to achieve two-way spraying, as a preferred embodiment, the high pressure chamber 12 is in communication with two high pressure chamber outlets 122. The two high-pressure cavity outlets 122 are respectively communicated with a spray head through pipelines, so that the two tail gas outlets are purified simultaneously.
In order to allow the sensor to be stably mounted on the pipe junction 1 and to allow the detection portion of the sensor to be inserted into the low-pressure chamber 11 and the high-pressure chamber 12 inside the pipe junction 1, in the present embodiment, the sensor mounting position 13 includes an insertion hole 131 for inserting the detection portion of the sensor and an internally threaded hole 132 for fixing the sensor; the extending hole 131 and the internal threaded hole 132 are both arranged on the pipeline hinge 1; the extending hole 131 of the sensor mounting position 13 arranged at the low-pressure cavity 11 is communicated with the low-pressure cavity 11; the penetration hole 131 of the sensor mounting position 13 provided at the high-pressure chamber 12 communicates with the high-pressure chamber 12. The detection part of the sensor penetrates through the extending hole 131 to enable the sensor to be sealed with the extending hole 131, meanwhile, the sensor is provided with holes, the sensor is detachably fixed on the pipeline hinge 1 through the matching of bolts and the internal threaded holes 132, and the fixed installation of the sensor on the pipeline hinge 1 is achieved.
In summary, the utility model discloses an integrated pressure pipeline convenient for installing a sensor, and relates to the technical field of vehicle tail gas aftertreatment and purification, comprising a pipeline hinge; a low-pressure cavity for low-pressure liquid to pass through and a high-pressure cavity for high-pressure liquid to pass through are arranged in the pipeline hinge; the low-pressure cavity and the high-pressure cavity are not communicated with each other; the pipeline hinge is provided with a plurality of sensor mounting positions for mounting sensors; the low-pressure cavity is communicated with a plurality of sensor mounting positions; the high-pressure cavity is communicated with a plurality of sensor mounting positions. The integrated pressure pipeline convenient for installing the sensor solves the problems of complicated wiring and layout of pipeline installation when the sensor is arranged in the prior art; the utility model can facilitate the installation of the sensor and the pipeline.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the present utility model and the accompanying drawings, or direct or indirect application in other related technical fields, are included in the scope of the present utility model.
Claims (4)
1. An integrated pressure pipeline for facilitating the installation of a sensor, comprising a pipeline hinge; a low-pressure cavity for low-pressure liquid to pass through and a high-pressure cavity for high-pressure liquid to pass through are arranged in the pipeline hinge;
the low-pressure cavity and the high-pressure cavity are not communicated with each other;
the pipeline hinge is provided with a plurality of sensor mounting positions for mounting sensors; the low-pressure cavity is communicated with a plurality of sensor mounting positions; the high-pressure cavity is communicated with a plurality of sensor mounting positions.
2. The integrated pressure pipeline convenient for installing the sensor according to claim 1, wherein the pipeline hinge is provided with a low-pressure cavity inlet and a low-pressure cavity outlet; the low-pressure cavity inlet and the low-pressure cavity outlet are communicated with the low-pressure cavity in a sealing way;
the pipeline hinge is provided with a high-pressure cavity inlet and a plurality of high-pressure cavity outlets; the high-pressure cavity inlet and the high-pressure cavity outlet are communicated with the high-pressure cavity in a sealing way.
3. An integrated pressure conduit for facilitating the installation of a sensor as defined in claim 2 wherein said high pressure chamber is in communication with two outlets of said high pressure chamber.
4. An integrated pressure pipe for facilitating the installation of a sensor as defined in claim 1, wherein said sensor installation site includes an insertion hole for receiving a sensor detecting portion therein and an internally threaded hole for fixing the sensor;
the extending hole and the internal threaded hole are both arranged on the pipeline hinge;
the extending hole of the sensor mounting position arranged at the low-pressure cavity is communicated with the low-pressure cavity;
the extending hole of the sensor mounting position arranged at the high-pressure cavity is communicated with the high-pressure cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320101104.6U CN219012726U (en) | 2023-02-02 | 2023-02-02 | Integrated pressure pipeline convenient for installing sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320101104.6U CN219012726U (en) | 2023-02-02 | 2023-02-02 | Integrated pressure pipeline convenient for installing sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219012726U true CN219012726U (en) | 2023-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320101104.6U Active CN219012726U (en) | 2023-02-02 | 2023-02-02 | Integrated pressure pipeline convenient for installing sensor |
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| Country | Link |
|---|---|
| CN (1) | CN219012726U (en) |
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2023
- 2023-02-02 CN CN202320101104.6U patent/CN219012726U/en active Active
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