CN214145623U - Be provided with integrated detection device's urea case - Google Patents
Be provided with integrated detection device's urea case Download PDFInfo
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- CN214145623U CN214145623U CN202022927168.0U CN202022927168U CN214145623U CN 214145623 U CN214145623 U CN 214145623U CN 202022927168 U CN202022927168 U CN 202022927168U CN 214145623 U CN214145623 U CN 214145623U
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- urea
- detection device
- integrated detection
- ultrasonic
- urea case
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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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- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The utility model discloses a be provided with integrated detection device's urea case relates to urea case field, including urea case body, the bottom of urea case body sets up integrated detection device, integrated detection device is including setting up the mounting panel in the urea case body bottom outside, the mounting panel stretch into urea case body inside and with urea case body sealing connection, the inboard electrical heating core, ultrasonic ranging sensor and the temperature sensor who all is connected with ECU and vehicle-mounted battery that sets up of mounting panel, the inner wall of urea case body sets up the vertical board that does not shelter from each other and the hang plate with the ultrasonic wave of ultrasonic ranging sensor transmission to the urea liquid level reflection in the within range of ultrasonic ranging sensor transmitting direction. The invention can solve the problems of larger volume, higher cost and higher failure rate of the traditional detection device in the urea box.
Description
Technical Field
The utility model relates to a urea case field especially relates to a be provided with integrated detection device's urea case.
Background
The liquid level sensor of traditional urea case has integrateed functions such as urea liquid level detection, urea unfreeze, urea concentration detection and urea temperature detection. However, because these functions are independent, there are many external connection ports, and there are problems of complicated installation, large volume, high cost, etc.
Urea liquid level detects through the resistance circuit who constitutes by a plurality of reed switches are parallelly connected detects the height of liquid level, and the circuit extends to urea bottom of the case portion from urea case top all the time, and the volume is great, the cost is higher, because the circuit is longer, and the fault rate is also higher.
Set up many supports in the urea case, set up many stainless steel pipes on the support, heat the thawing to urea through letting in the higher engine coolant liquid of temperature stainless steel pipe. The urea thawing device has higher cost and more complex structure.
Along with the upgrade of the national emission standard, the urea box must be equipped with the urea concentration detection device, and the concentration sensor of urea concentration detection device also needs the signal line of independent extraction on level sensor's pipeline, and the circuit is more loaded down with trivial details, has further increased detection device's volume, cost and fault rate.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a be provided with integrated detection device's urea case is provided, solve the great, higher and higher problem of fault rate of present urea incasement detection device volume.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a urea case with integrated detection device, includes urea case body, the bottom of urea case body sets up integrated detection device, integrated detection device is including setting up the mounting panel in the urea case body bottom outside, the mounting panel stretch into urea case body inside and with urea case body sealing connection, the mounting panel inboard sets up the electrical heating core, ultrasonic ranging sensor and the temperature sensor all be connected with ECU and on-vehicle battery, the inner wall of urea case body sets up the vertical board that does not shelter from each other and the hang plate with the ultrasonic wave of ultrasonic ranging sensor transmission to the urea liquid level reflection in the scope of ultrasonic ranging sensor transmitting direction.
Further, the mounting plate is detachably connected with the urea box body through two fastening bolts.
Further, the urea box body is provided with a sealing ring at the joint of the urea box body and the mounting plate.
Further, the sealing ring is an O-shaped sealing ring.
Further, the mounting panel outside sets up data joint and power connection, electric heating core, ultrasonic ranging sensor and temperature sensor pass through data joint and are connected with ECU, pass through power connection and be connected with on-vehicle battery.
Further, the quantity of electrical heating core is two and the longitudinal symmetry sets up, ultrasonic ranging sensor sets up between two electrical heating cores and the level sets up, temperature sensor sets up between ultrasonic ranging sensor and the electrical heating core of below, the inclination of hang plate is 45 degrees.
Further, the distance between the vertical plate and the ultrasonic ranging sensor is smaller than the distance between the inclined plate and the ultrasonic ranging sensor.
Furthermore, a urea box breather valve, a urea box solution filling port and a sewage draining port are further arranged on the urea box body.
The utility model discloses following beneficial effect has:
the utility model discloses a set up integrated detection device in the urea case, this integrated detection device is small, with low costs, and has lower fault rate.
The utility model discloses an integrated detection device is last to set up ultrasonic distance sensor, and ultrasonic distance sensor can launch the ultrasonic wave and measure the reflection time of ultrasonic wave, just so can calculate the liquid level and the concentration of urea, compares in prior art to the detection of urea liquid level and concentration, has further reduced detection device's volume, cost and fault rate, has improved the detection precision simultaneously.
The utility model discloses an integrated detection device is last to set up the electrical heating core, and the electrical heating core is connected with vehicle mounted power supply and unfreezes urea through the vehicle mounted power supply power, need not set up complicated support and stainless steel pipe in the urea case, has reduced the cost and the fault rate of urea case.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
Example 1:
as shown in FIG. 1, a urea case provided with integrated detection device, including urea case body 1, the bottom of urea case body 1 sets up integrated detection device 2, integrated detection device 2 is including setting up the mounting panel 21 in the urea case body 1 bottom outside, mounting panel 21 stretches into urea case body 1 inside and with urea case body 1 sealing connection, mounting panel 21 inboard sets up the electric heating core 23, ultrasonic ranging sensor 24 and the temperature sensor 25 all be connected with ECU and on-vehicle battery, the inner wall of urea case body 1 sets up vertical board 26 that does not shelter from each other and the hang plate 27 with the ultrasonic wave of ultrasonic ranging sensor 24 transmission to the urea liquid level reflection in the within range of ultrasonic ranging sensor 24 emission direction.
The utility model discloses a set up integrated detection device in the urea case, this integrated detection device is small, with low costs, and has lower fault rate.
The utility model discloses an integrated detection device is last to set up ultrasonic distance sensor, and ultrasonic distance sensor can launch the ultrasonic wave and measure the reflection time of ultrasonic wave, just so can calculate the liquid level and the concentration of urea, compares in prior art to the detection of urea liquid level and concentration, has further reduced detection device's volume, cost and fault rate, has improved the detection precision simultaneously.
The utility model discloses an integrated detection device is last to set up the electrical heating core, and the electrical heating core is connected with vehicle mounted power supply and unfreezes urea through the vehicle mounted power supply power, need not set up complicated support and stainless steel pipe in the urea case, has reduced the cost and the fault rate of urea case.
The mounting plate 21 is detachably connected with the urea box body 1 through two fastening bolts 212.
The urea box body 1 is provided with a sealing ring 211 at the joint with the mounting plate 21.
The sealing ring 211 is an O-ring.
The outer side of the mounting plate 21 is provided with a data connector 221 and a power connector 222, and the electric heating core 23, the ultrasonic distance measuring sensor 24 and the temperature sensor 25 are connected with the ECU through the data connector 221 and connected with the vehicle-mounted storage battery through the power connector 222.
The quantity of electrical heating core 23 is two and the longitudinal symmetry sets up, ultrasonic ranging sensor 24 sets up between two electrical heating cores 23 and the level sets up, temperature sensor 25 sets up between ultrasonic ranging sensor 24 and the electrical heating core 23 of below, the inclination of hang plate 27 is 45 degrees.
The distance between the vertical plate 26 and the ultrasonic ranging sensor 24 is smaller than the distance between the inclined plate 27 and the ultrasonic ranging sensor 24.
The urea box body 1 is also provided with a urea box breather valve 11, a urea box solution filling port 12 and a sewage draining port 13.
The working principle is as follows:
the ultrasonic ranging sensor 24 horizontally transmits ultrasonic waves towards the urea solution, part of the ultrasonic waves are reflected by the vertical plate 26, the ultrasonic ranging sensor 24 obtains the speed of the ultrasonic waves according to the time from the transmission to the reception of the part of the ultrasonic waves, and the concentration of the urea solution in the current state is obtained according to a comparison table of the speed of the ultrasonic waves and the concentration of the urea solution (the speed of the ultrasonic waves changes along with the change of the concentration of the urea solution).
The other part of the ultrasonic waves are reflected by the inclined plate 27 to the liquid level of the urea solution, are reflected by the liquid level of the urea solution for the second time and are reflected by the inclined plate 27 for the third time, and are received by the ultrasonic distance measuring sensor 24, the ultrasonic distance measuring sensor 24 obtains the distance traveled by the part of the ultrasonic waves from the emitting to the reaching of the liquid level of the urea solution according to the previously calculated ultrasonic speed and the time from the emitting to the receiving of the part of the ultrasonic waves, and the urea liquid level is recorded after the distance is subtracted by the distance between the ultrasonic distance measuring sensor 24 and the inclined plate 27 and the height of the inclined plate 27.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any person skilled in the art can make some changes or modifications to equivalent embodiments with equivalent changes without departing from the technical scope of the present invention, but all those persons do not depart from the technical spirit of the present invention, and any simple modifications, equivalent replacements, and improvements made to the above embodiments are within the spirit and principle of the present invention, and still belong to the protection scope of the technical solution of the present invention.
Claims (8)
1. A urea box provided with an integrated detection device is characterized by comprising a urea box body (1), the bottom of the urea box body (1) is provided with an integrated detection device (2), the integrated detection device (2) comprises an installation plate (21) arranged at the outer side of the bottom of the urea box body (1), the mounting plate (21) extends into the urea box body (1) and is hermetically connected with the urea box body (1), an electric heating core (23), an ultrasonic distance measuring sensor (24) and a temperature sensor (25) which are connected with the ECU and the vehicle-mounted storage battery are arranged on the inner side of the mounting plate (21), the inner wall of urea case body (1) sets up vertical board (26) that do not shelter from each other and inclined plate (27) with the ultrasonic wave of ultrasonic ranging sensor (24) transmission to urea liquid level reflection in the within range of ultrasonic ranging sensor (24) transmitting direction.
2. Urea tank provided with an integrated detection device according to claim 1, characterized in that the mounting plate (21) is detachably connected to the urea tank body (1) by means of two fastening bolts (212).
3. Urea tank provided with an integrated detection device according to claim 1, characterized in that the urea tank body (1) is provided with a sealing ring (211) at the connection with the mounting plate (21).
4. Urea tank provided with an integrated detection device according to claim 3, characterized in that the sealing ring (211) is an O-ring.
5. A urea tank provided with an integrated detection device, as claimed in claim 1, characterized in that the mounting plate (21) is provided on the outside with a data connector (221) and a power connector (222), and the electric heating core (23), the ultrasonic ranging sensor (24) and the temperature sensor (25) are connected with the ECU through the data connector (221) and with the vehicle-mounted storage battery through the power connector (222).
6. The urea tank provided with the integrated detection device according to claim 1, wherein the number of the electric heating cores (23) is two and the electric heating cores are arranged symmetrically up and down, the ultrasonic ranging sensor (24) is arranged between the two electric heating cores (23) and is arranged horizontally, the temperature sensor (25) is arranged between the ultrasonic ranging sensor (24) and the electric heating core (23) below, and the inclination angle of the inclined plate (27) is 45 degrees.
7. Urea tank provided with an integrated detection device according to claim 1, characterized in that the distance between the vertical plate (26) and the ultrasonic distance measuring sensor (24) is smaller than the distance between the inclined plate (27) and the ultrasonic distance measuring sensor (24).
8. The urea box provided with the integrated detection device is characterized in that a urea box breather valve (11), a urea box solution filling port (12) and a sewage draining port (13) are further arranged on the urea box body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022927168.0U CN214145623U (en) | 2020-12-09 | 2020-12-09 | Be provided with integrated detection device's urea case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022927168.0U CN214145623U (en) | 2020-12-09 | 2020-12-09 | Be provided with integrated detection device's urea case |
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| Publication Number | Publication Date |
|---|---|
| CN214145623U true CN214145623U (en) | 2021-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022927168.0U Active CN214145623U (en) | 2020-12-09 | 2020-12-09 | Be provided with integrated detection device's urea case |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113847129A (en) * | 2021-10-12 | 2021-12-28 | 安徽江淮汽车集团股份有限公司 | Vehicle-mounted urea solution index measuring system |
-
2020
- 2020-12-09 CN CN202022927168.0U patent/CN214145623U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113847129A (en) * | 2021-10-12 | 2021-12-28 | 安徽江淮汽车集团股份有限公司 | Vehicle-mounted urea solution index measuring system |
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