CN207458292U - A kind of pressure-oil tank leakage alarm system - Google Patents
A kind of pressure-oil tank leakage alarm system Download PDFInfo
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- CN207458292U CN207458292U CN201721564301.2U CN201721564301U CN207458292U CN 207458292 U CN207458292 U CN 207458292U CN 201721564301 U CN201721564301 U CN 201721564301U CN 207458292 U CN207458292 U CN 207458292U
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Abstract
The utility model provides a kind of pressure-oil tank leakage alarm system, is related to technical field of vehicle safety.The pressure-oil tank leakage alarm system of the utility model, including pressure-oil tank component, multiple sensors, control device and warning device.Pressure-oil tank component includes pressure-oil tank and tank support, and pressure-oil tank is arranged at tank support, and pressure-oil tank is internally provided with oil inlet pipe and oil return pipe.Multiple sensors are arranged at pressure-oil tank component.Control device is connected with the multiple sensor.Warning device is connected with control device, is arranged at the car body outside high pressure mailbox.The utility model overcomes the present situation of the rare research for pressure-oil tank leakage alarm system of the prior art, provides a kind of pressure-oil tank leakage alarm system for being applied to mixed motor-car.The pressure-oil tank leakage alarm system can accurately judge that whether pressure-oil tank leaks and alarm, reduces pollution of the fuel oil due to environment, also reduces harm of the fuel leakage to vehicle and to people.
Description
Technical field
The utility model is related to technical field of vehicle safety, more particularly to pressure-oil tank leakage alarm system.
Background technology
The implementation of six standard of state will put forward higher requirements fuel system, in order to tackle the variation of six fuel system of state,
For mixing the fuel tank technology path of motor-car type, domestic main engine plants use pressure-oil tank route mostly.There are two types of typical cases for mixed electrical automobile
Work operating mode, operating mode one：When only battery works, isolating valve is closed, and is leaked, is let out if meeting sticker during traveling and colliding with
Leak appears in pressure-oil tank fuel level top, and fuel vapor sprays, and pollutes environment.Leakage hole appears in pressure-oil tank fuel oil
Liquid level lower part, fuel oil outwards spray under pressure, this danger for the vehicle abnormality in traveling.Therefore, it is necessary to height
The leakage of pressure oil case is alarmed.Operating mode two：When only engine works, isolating valve is opened, at this time pressure-oil tank and normal pressure oil
Case is no different, for fuel tank leakage alarm under this state, mostly using the variation of liquid level sensor in the identical time with starting
Machine fuel consumption is compared, and two groups of data, which have big difference, then has leakage.
Most of currently on the market is normal pressure fuel tank, and pressure-oil tank is not common, is still in and grinds at home for pressure-oil tank
Hair stage, the research in terms of leakage alarm are less.Mixed electrical automobile is only when battery works, and pressure-oil tank isolating valve is closed, fuel tank
Inside there is certain pressure, if there is pressure-oil tank leakage, fuel vapor or fuel oil can spray moment, serious to cause automobile
Spontaneous combustion has driving serious harm, and pollutes environment, has to alarm for leakage.And it is leaked for normal pressure fuel tank
Alarm system is mainly compared with engine fuel consumption quantity using the variation of liquid level sensor in same time, not examined
When considering automobile uphill, downhill, liquid level sensor is inaccurate to level gauging in fuel tank, can not accomplish accurate leakage alarm.
Utility model content
One purpose of the utility model is to provide for a kind of pressure-oil tank leakage alarm system for being applied to mixed motor-car.
Particularly, the utility model provides a kind of pressure-oil tank leakage alarm system, including：
Pressure-oil tank component, including tank support and the pressure-oil tank being arranged at the tank support；
Multiple sensors are arranged at the pressure-oil tank component, for detecting the multiple parameters of the pressure-oil tank,
And sensor signal corresponding with each parameter is sent respectively；
Control device is connected with the multiple sensor, to receive the sensor signal that the multiple sensor is sent, and
Alarm signal is sent according to the sensor signal；With
Warning device is connected with the control device, with after the alarm signal that the control device is sent is received
Alarm.
Further, the multiple parameter include pressure in the pressure-oil tank, the pressure-oil tank be applied to it is described
Fuel flow possessed by pressure, the pressure-oil tank at tank support in acceleration and the pressure-oil tank is described more
A sensor includes pressure sensor, acceleration transducer and flow sensor, and the sensor signal is passed including the pressure
The acceleration signal and flow sensor detection that pressure signal that sensor detects, the acceleration transducer detect
The flow signal arrived.
Further, isolation valve module is further included, the isolation valve module is located at outside the pressure-oil tank, and passes through pipe
Road is connected with the pressure-oil tank, and the isolation valve module includes isolating valve, and the isolating valve is connected with the control device.
Further, the pressure sensor includes first pressure sensor, second pressure sensor and the 3rd pressure biography
Sensor；
Wherein, the first pressure sensor is arranged at the isolating valve component internal；The second pressure sensor and
3rd pressure sensor is arranged at the load bearing surface of the tank support, with detect the pressure-oil tank be applied to it is described
Pressure at the load bearing surface of tank support.Further, the tank support includes the first tank support and the second fuel tank branch
Frame, the second pressure sensor are arranged at the surface of first tank support, and the 3rd pressure sensor is arranged at
At the surface of second tank support.
Further, the second pressure sensor and the 3rd pressure sensor are weighing sensor.
Further, the acceleration transducer is arranged at the car body outside the pressure-oil tank component, with described in detection
The acceleration of car body barycenter vertical direction.
Further, the pressure-oil tank is internally provided with oil inlet pipe and oil return pipe；
The flow sensor includes being arranged at the first flow sensor of the oil inlet pipe lower end and is arranged at described return
Oil pipe lower end second flow sensor.
Further, the warning device includes buzzer and/or indicator light.
The utility model breaches the present situation of the rare research for pressure-oil tank leakage alarm system of the prior art, provides
A kind of pressure-oil tank leakage alarm system for being applied to mixed motor-car.The pressure-oil tank leakage alarm system sets various sensors
And control device, it can accurately judge that whether pressure-oil tank leaks and alarm, reduces pollution of the fuel oil due to environment,
Reduce harm of the fuel leakage to vehicle and to people.
The pressure-oil tank leakage alarm system of the utility model can intelligence degree it is high, alarm accuracy is high, response speed
Soon, reliability is high, is applicable in various complex road conditions, provides safety guarantee for driving, has a wide range of application.
According to the accompanying drawings to the detailed description of the utility model specific embodiment, those skilled in the art will be more
Add the above-mentioned and other purposes, advantages and features of clear the utility model.
Description of the drawings
Some specific realities of the utility model are described in detail by way of example, and not by way of limitation with reference to the accompanying drawings hereinafter
Apply example.Identical reference numeral denotes same or similar component or part in attached drawing.It should be appreciated by those skilled in the art that
What these attached drawings were not necessarily drawn to scale.In attached drawing：
Fig. 1 is the perspective schematic view according to the pressure-oil tank leakage alarm system of the utility model one embodiment；
Fig. 2 is the schematic diagram according to the hiding pressure-oil tank component of the utility model one embodiment；
Fig. 3 is the perspective schematic view according to the pressure-oil tank component of the utility model one embodiment.
Specific embodiment
Fig. 1 is the perspective schematic view according to the pressure-oil tank leakage alarm system 100 of the utility model one embodiment.
Pressure-oil tank leakage alarm system 100 may include pressure-oil tank component 10, multiple sensors, control device 20 and warning device.
Wherein, pressure-oil tank component 10 includes pressure-oil tank 11 and tank support 12, and the pressure-oil tank 11 is arranged at tank support 12
Place, the pressure-oil tank 11 are internally provided with oil inlet pipe 111 and oil return pipe 112.Multiple sensors are arranged at the pressure-oil tank
At component 10, for detecting the multiple parameters of the pressure-oil tank 11, and biography corresponding with each parameter is sent respectively
Sensor signal.Control device 20 is connected with the multiple sensor, to receive the sensor signal that the multiple sensor is sent,
And alarm signal is sent according to the sensor signal.Warning device is connected with the control device 20, is arranged at the high pressure
At car body outside mailbox, to alarm after the alarm signal that the control device 20 sends is received.The utility model overcomes existing
There is the present situation of the rare research for pressure-oil tank leakage alarm system 100 of technology, a kind of height for being applied to mixed motor-car is provided
Pressure oil case leakage alarm system 100.The pressure-oil tank leakage alarm system 100 sets various sensors and control device 20, energy
It is enough accurate to judge that whether pressure-oil tank 11 leaks and alarm, reduces pollution of the fuel oil due to environment, also reduces fuel oil and let out
Leak the harm to vehicle and to people.
Fig. 2 is the schematic diagram according to the hiding pressure-oil tank component 10 of the utility model one embodiment.As shown in Fig. 2,
As another embodiment, the multiple parameter includes 11 pressure, the pressure-oil tank in the pressure-oil tank and applies 11 and be added in
Fuel flow possessed by pressure, the pressure-oil tank at the tank support in acceleration and the pressure-oil tank, institute
Stating multiple sensors includes pressure sensor, acceleration transducer 47 and flow sensor, and the sensor signal includes described
The acceleration signal and the flow that pressure signal that pressure sensor detects, the acceleration transducer 47 detect pass
The flow signal that sensor detects.
As a specific embodiment, the system of the utility model further includes isolation valve module, the isolation valve module
Outside the pressure-oil tank 11, and pass through pipeline and connected with the pressure-oil tank 11, it is described isolation valve module it include every
From valve 41, the isolating valve 41 is connected with the control device 20.And the isolating valve 41 is opened and closed according to vehicle working condition
It closes, when vehicle only has battery work, isolating valve 41 is closed, and when vehicle only has engine work, isolating valve 41 is opened.Tool
Body, the pressure sensor includes first pressure sensor 42,43 and the 3rd pressure sensor 44 of second pressure sensor.Its
In, the first pressure sensor 42 is arranged at the isolating valve component internal, is steamed with detecting fuel oil in the pressure-oil tank 11
The pressure of vapour.The second pressure sensor 43 and the 3rd pressure sensor 44 are weighing sensor, are integrated in the oil
At the load bearing surface of box bracket 12, to detect gravity of the pressure-oil tank 11 in different time periods on the tank support 12.
Fig. 3 is the perspective schematic view according to the pressure-oil tank component 10 of the utility model one embodiment.As one
Preferred embodiment, the tank support 12 include the first tank support 121 and the second tank support 122, the second pressure
Sensor 43 is integrated at the surface of first tank support 121, and the 3rd pressure sensor 44 is integrated in described second
At the surface of tank support 122.
As another embodiment, the acceleration transducer 47 is arranged at the car body outside the pressure-oil tank component 10
Place, to detect the acceleration of the car body barycenter vertical direction.The flow sensor includes first flow sensor 45 and the
Two flow sensors 46, the first flow sensor 45 are located at 111 lower end of oil inlet pipe, the second flow sensor 46
Positioned at 112 lower end of oil return pipe.The warning device includes buzzer 31 and/or indicator light 32.The high pressure of the utility model
Fuel tank leakage alarm system 100 can intelligence degree it is high, alarm accuracy is high, fast response time, and reliability is high, is applicable in various multiple
Miscellaneous road conditions provide safety guarantee for driving, have a wide range of application.
The pressure-oil tank leakage alarm system 100 of the utility model detects the principle that pressure-oil tank 11 leaks, and vehicle is only
When having battery work, isolating valve 41 is closed, in t1At the moment, first pressure sensor 42 is by t1The pressure signal F at moment11It passes to
Control device 20,43 and the 3rd pressure sensor 44 of second pressure sensor is respectively by t1The pressure signal F at moment12And F13It transfers
To control device 20, acceleration transducer 47 is by t1The acceleration signal a at moment1Pass to control device 20.In t2Moment, the
One pressure sensor 42 is by t2The pressure signal F at moment21Pass to control device 20,43 and the 3rd pressure of second pressure sensor
Sensor 44 is respectively by t2The pressure signal F at moment22And F23Pass to control device 20, acceleration transducer 47 is by t2Moment
Acceleration signal a2Pass to control device 20.If meeting condition one, two simultaneously, 11 No leakage of pressure-oil tank.If condition one
It being unsatisfactory for two one of both of condition, then control device 20 transfers signal to indicator light 32 and buzzer 31, and indicator light 32 brightens,
Buzzer 31 is alarmed, and driver's pressure-oil tank 11 is reminded to there is leakage.When vehicle engine works, isolating valve 41 is opened,
t3At the moment, 43 and the 3rd pressure sensor 44 of second pressure sensor is respectively by t3The pressure signal F at moment31And F32Pass to control
Device 20 processed, acceleration transducer 47 is by t3The acceleration signal a at moment3Control device 20 is passed to, in t4Moment, the second pressure
43 and the 3rd pressure sensor 44 of force snesor is respectively by t4The pressure signal F at moment41And F42Control device 20 is passed to, is accelerated
Sensor 47 is spent by t4The acceleration signal a at moment4Control device 20 is passed to, first flow sensor 45 and second flow pass
Sensor 46 is respectively by t3To t4Time flow q1And q2Signal passes to control device 20.Control device 20 is computed, if full
Sufficient condition three, then 11 No leakage of pressure-oil tank.If being unsatisfactory for condition three, control device 20 is passed to indicator light 32 and buzzer 31
Delivery signal, indicator light 32 brighten, and buzzer 31 is alarmed, and driver's pressure-oil tank 11 is reminded to there is leakage.
Condition one refers to：F21-F11≥δ1,
Condition two refers to：(F12+F13)/a1-(F22+F23)/a2≤δ2,
Condition three refers to：(F31+F32)/a3-(F41+F42)/a4-(q1-q2)·ρ·(t4-t3)≤δ3,
Wherein, δ1、δ2、δ3It is greater than zero fixed value, ρ is the density for representing gasoline, t1Moment is to t2Moment, t3Moment arrives
t4The time at moment is very short, it is believed that the flow that flow sensor during this period measures is constant.
So far, although those skilled in the art will appreciate that detailed herein have shown and described the more of the utility model
A exemplary embodiment, still, still can be public according to the utility model in the case where not departing from the spirit and scope of the utility model
The content opened directly determines or derives many other variations or modifications for meeting the utility model principle.Therefore, this practicality is new
The scope of type is understood that and regards as to cover other all these variations or modifications.
Claims (9)
1. a kind of pressure-oil tank leakage alarm system, which is characterized in that including：
Pressure-oil tank component, including tank support and the pressure-oil tank being arranged at the tank support；
Multiple sensors are arranged at the pressure-oil tank component, for detecting the multiple parameters of the pressure-oil tank, and are divided
Sensor signal corresponding with each parameter is not sent；
Control device is connected with the multiple sensor, to receive the sensor signal that the multiple sensor is sent, and according to
The sensor signal sends alarm signal；With
Warning device is connected with the control device, to alarm after the alarm signal that the control device sends is received.
2. pressure-oil tank leakage alarm system according to claim 1, which is characterized in that
The multiple parameter includes pressure in the pressure-oil tank, the pressure-oil tank is applied to pressure at the tank support
Fuel flow possessed by power, the pressure-oil tank in acceleration and the pressure-oil tank, the multiple sensor include pressure
Force snesor, acceleration transducer and flow sensor, the sensor signal include the pressure that the pressure sensor detects
The flow signal that the acceleration signal and the flow sensor that force signal, the acceleration transducer detect detect.
3. pressure-oil tank leakage alarm system according to claim 2, which is characterized in that
Isolation valve module is further included, the isolation valve module is located at outside the pressure-oil tank, and passes through pipeline and the high pressure
Fuel tank connects, and the isolation valve module includes isolating valve, and the isolating valve is connected with the control device.
4. pressure-oil tank leakage alarm system according to claim 3, which is characterized in that
The pressure sensor includes first pressure sensor, second pressure sensor and the 3rd pressure sensor；
Wherein, the first pressure sensor is arranged at the isolating valve component internal；The second pressure sensor and described
3rd pressure sensor is arranged at the load bearing surface of the tank support, and the fuel tank is applied to detect the pressure-oil tank
Pressure at the load bearing surface of stent.
5. pressure-oil tank leakage alarm system according to claim 4, which is characterized in that
The tank support includes the first tank support and the second tank support, and the second pressure sensor is arranged at described the
At the surface of one tank support, the 3rd pressure sensor is arranged at the surface of second tank support.
6. pressure-oil tank leakage alarm system according to claim 4 or 5, which is characterized in that
The second pressure sensor and the 3rd pressure sensor are weighing sensor.
7. pressure-oil tank leakage alarm system according to claim 2, which is characterized in that
The acceleration transducer is arranged at the car body outside the pressure-oil tank component, to detect the car body barycenter Vertical Square
To acceleration.
8. pressure-oil tank leakage alarm system according to claim 2, which is characterized in that
The pressure-oil tank is internally provided with oil inlet pipe and oil return pipe；
The flow sensor includes being arranged at the first flow sensor of the oil inlet pipe lower end and is arranged at the oil return pipe
Lower end second flow sensor.
9. pressure-oil tank leakage alarm system according to claim 1, which is characterized in that
The warning device includes buzzer and/or indicator light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721564301.2U CN207458292U (en) | 2017-11-21 | 2017-11-21 | A kind of pressure-oil tank leakage alarm system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721564301.2U CN207458292U (en) | 2017-11-21 | 2017-11-21 | A kind of pressure-oil tank leakage alarm system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207458292U true CN207458292U (en) | 2018-06-05 |
Family
ID=62277580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721564301.2U Active CN207458292U (en) | 2017-11-21 | 2017-11-21 | A kind of pressure-oil tank leakage alarm system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207458292U (en) |
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2017
- 2017-11-21 CN CN201721564301.2U patent/CN207458292U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Room 612, building 1, 1760 Jiangling Road, Binjiang District, Hangzhou City, Zhejiang Province Patentee after: ZHEJIANG GEELY NEW ENERGY COMMERCIAL VEHICLE GROUP Co.,Ltd. Patentee after: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Address before: Room 612, building 1, 1760 Jiangling Road, Binjiang District, Hangzhou City, Zhejiang Province Patentee before: ZHEJIANG GEELY NEW ENERGY COMMERCIAL VEHICLES Co.,Ltd. Patentee before: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211221 Address after: Room 612, building 1, 1760 Jiangling Road, Binjiang District, Hangzhou City, Zhejiang Province Patentee after: ZHEJIANG GEELY NEW ENERGY COMMERCIAL VEHICLE GROUP Co.,Ltd. Patentee after: Zhejiang remote commercial vehicle R & D Co.,Ltd. Patentee after: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Address before: Room 612, building 1, 1760 Jiangling Road, Binjiang District, Hangzhou City, Zhejiang Province Patentee before: ZHEJIANG GEELY NEW ENERGY COMMERCIAL VEHICLE GROUP Co.,Ltd. Patentee before: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. |