CN207513715U - A kind of bus is paddled preventing engine water inlet system - Google Patents
A kind of bus is paddled preventing engine water inlet system Download PDFInfo
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- CN207513715U CN207513715U CN201721403845.0U CN201721403845U CN207513715U CN 207513715 U CN207513715 U CN 207513715U CN 201721403845 U CN201721403845 U CN 201721403845U CN 207513715 U CN207513715 U CN 207513715U
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- engine
- water
- inlet
- air inlet
- bus
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 108
- 230000002706 hydrostatic effect Effects 0.000 claims abstract description 14
- 238000009434 installation Methods 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 4
- 239000007788 liquid Substances 0.000 description 9
- 238000001514 detection method Methods 0.000 description 7
- 230000008450 motivation Effects 0.000 description 7
- 238000013461 design Methods 0.000 description 5
- 230000015556 catabolic process Effects 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 241000521257 Hydrops Species 0.000 description 1
- 206010021036 Hyponatraemia Diseases 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000009790 rate-determining step (RDS) Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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- Exhaust Silencers (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model discloses a kind of at low cost, simple systems, reliable and stable and can effectively reduce system failure rate bus and paddle preventing engine water inlet system.This bus preventing engine water inlet system of paddling includes engine and the air inlet pipe and exhaust pipe that are connected with engine, the air inlet bottom of the tube is equipped with water storage groove, the bottom of the water storage groove is provided with drain valve and water pump, the side wall of the water storage groove is provided with hydrostatic sensor, the air inlet that the air inlet pipe is connected with the engine is disposed with air filter screen, early gate and water content sensor from outside to inside, engine water-inlet-proof control system is provided in the engine, late gate is provided on the exhaust pipe.The utility model is applied to the technical field of all kinds of fuel-engined vehicle air intake-exhaust water-tight devices.
Description
Technical field
The utility model is related to all kinds of fuel-engined vehicle air intake-exhaust water-tight devices, more particularly to a kind of bus is paddled anti-hair
Motivation water inlet system.
Background technology
The fuel bus engine runed now all without the anti-device of paddling of flood control, send out by the road that when operation encounters ponding depth
The easy inspiration large quantity of moisture of motivation causes engine flame out even to damage.The route of bus is fixed, under either blowing still
Rain is required for runing on fixed route, once deeper ponding occurs in the route of traveling, driver has found not in time or handles not
When being easy to cause water inflow of the engine.
And occur the disasters such as flood and city ponding, the water surface be more than start and air inlet and exhaust outlet, even if hair
Motivation can still infilter engine in dead ship condition, flood or ponding, the components such as engine cylinder body and piston be damaged, shadow
Ring the work that flood steps back operation and the maintenance of vehicle.
It is existing at present to have made some row researchs to engine water-inlet-proof, but the technology of current water-inlet-proof engine is also universal
There are following deficiencies：
1st, the prior art has predominantly detected the situation of water inflow of the engine, but before the startup next time after admission line water inlet not
Self-draining arrangement is installed, flood is caused to be retreated or after vehicle leaves ponding place, vehicle intake water accumulation of pipeline is more, opens again
Motor-car still remains the risk that vehicle sucks a large amount of steam；
2nd, moisture content detection device of the prior art without detection valve rear end, engine charge pipeline suck moisture content but do not drive a vehicle
Ponding and when being identified by liquid level sensor, can not identify and effective protection engine in advance；
3rd, the prior art enters a small amount of water in air inlet pipe, but does not interfere with the situation of engine misses, no Active Drainage dress
It puts and the water having been enter into air inlet pipe is discharged；
4th, status signal of the prior art without air inlet and drain tap is sent to instrument, when valve breaks down driver without
Method finds that driver, which can be mistaken for engine failure, to be started in time, influences driver's breakdown judge.
Utility model content
Technical problem to be solved in the utility model be overcome the deficiencies of the prior art and provide it is a kind of it is at low cost, be
It unites simple, reliable and stable and system failure rate bus can be effectively reduced paddle preventing engine water inlet system.
Technical solution is used by the utility model：This bus paddle preventing engine water inlet system include engine and
The air inlet pipe and exhaust pipe being connected with engine, the air inlet bottom of the tube are equipped with water storage groove, the bottom of the water storage groove
Drain valve and water pump are provided with, the side wall of the water storage groove is provided with hydrostatic sensor, the air inlet pipe and the engine
The air inlet being connected is disposed with air filter screen, early gate and water content sensor from outside to inside, in the engine
Engine water-inlet-proof control system is provided with, late gate is provided on the exhaust pipe.
Further, the engine water-inlet-proof control system include engine water-inlet-proof controller and with the engine
Cut-off command module that water-inlet-proof controller is electrically connected, IGN power supplies module, engine working signal module
With vehicle CAN communication, the drain valve, the water pump, the hydrostatic sensor, the early gate, water content sensing
Device and the late gate are electrically connected with the engine water-inlet-proof controller, are provided on the bus and are started with described
The display instrument that machine water-inlet-proof controller is electrically connected.
Further, the position of the air inlet is higher than the position of the water storage groove, the installation of the hydrostatic sensor
Position is higher than the bottom of the water storage groove.
Further, the early gate and the late gate are normal closed gate.
Further, the installation site of the air inlet pipe can paddle the position of traveling, and the air inlet higher than bus
Direction it is opposite with vehicle forward direction.
Further, the water content sensor is humidity sensor.
The beneficial effects of the utility model are：Due to the utility model include engine and be connected with engine into
Tracheae and exhaust pipe, the air inlet bottom of the tube are equipped with water storage groove, and the bottom of the water storage groove is provided with drain valve and water pump,
The side wall of the water storage groove is provided with hydrostatic sensor, the air inlet pipe and the air inlet that the engine is connected from outside to
Air filter screen, early gate and water content sensor are inside disposed with, engine water-inlet-proof control is provided in the engine
System processed is provided with late gate on the exhaust pipe, so the utility model increases the hydrostatic sensor of the air inlet pipe
And the moisture content detection device at the air inlet, the engine charge pipeline flooded condition can be detected in real time, when described
When engine inspiration moisture content reaches the limit of the engine work, described in the engine water-inlet-proof control system closing
Early gate and the late gate, prevent water from going successively to the engine；The early gate and the late gate use normally close valve
Door, the power supply of the engine water-inlet-proof controller are described when key is in ACC or OFF gears by ON grades of power supply power supplies of IGN
Engine water-inlet-proof controller does not work, and the early gate and the late gate can effectively prevent vehicle automatically in normally off
Dead ship condition meet with flood when disasters when, engine infiltration, lead to engine damage.
The utility model increases the drain valve and the water pump in the bottom of the water storage groove, is opened in the engine
Before dynamic, when the liquid level sensor detects that liquid level signal is effective, the drain valve and the water pump are automatically opened, described in discharge
Water in admission line, so as to effectively solve first of the prior art not foot point.
The utility model increases the air filter screen before the early gate, and the water of inspiration is prevented to be taken directly the hair
Motivation.To between engine combustion chambers mouth after the early gate, increase the moisture sensor, judge that vehicle is paddled in advance
Severity, when the moisture content for sucking engine is more than the maximum water content of normal working of engine, the engine water-inlet-proof control
Device processed closes the early gate, prevents from sucking a large amount of steam, this design can effectively solve second of the prior art not foot point.
The utility model detects that liquid level is effective in the liquid level sensor, but the moisture sensor is detected into institute
The water content in air for stating engine is not enough to allow in the case of engine misses, described in the water-inlet-proof controller is actively opened
Drain valve and the water pump actively discharge the water in the air inlet pipe, this design can effectively solve the third of the prior art
Not foot point.
The water-inlet-proof controller have self-checking function and fault diagnosis functions, it is diagnosable go out each sensor, each valve work
Make state and the failure of valve water pump, fault message is sent to by CAN signal by instrument if breaking down, so as to effectively solve
The certainly not foot point of the 4th of the prior art.
Description of the drawings
Fig. 1 is the schematic diagram of the utility model；
Fig. 2 is the schematic diagram of engine water-inlet-proof control system.
Specific embodiment
As shown in Figure 1 to Figure 2, in the present embodiment, a kind of bus paddle preventing engine water inlet system include engine 1
The air inlet pipe 2 and exhaust pipe 3 being connected with engine 1,2 bottom of air inlet pipe are equipped with water storage groove 4, and the water storage is recessed
The bottom of slot 4 is provided with drain valve 5 and water pump 6, and the side wall of the water storage groove 4 is provided with hydrostatic sensor 7, the air inlet pipe
The water of 2 inspirations can store, and can be discharged by the drain valve 5 and the water pump 6 in 4 bottom of water storage groove, it is described into
Tracheae 2 is disposed with air filter screen 8, early gate 9 and moisture content with the air inlet 21 that the engine 1 is connected and contains from outside to inside
Quantity sensor 10, the air filter screen 8 primarily serve the water that blocking enters from the air inlet pipe 2 and are directly sucked in the engine
In 1, make water storage in the water storage groove 4, the water content sensor 10 is humidity sensor, the humidity sensor
The humidity of gas can be analyzed, the control water content into the engine 1 is calculated, can quickly judge the engine 1 in advance
The sucking Moisture Damage fault condition that will be faced, plays the role of the acquisition of quick response, and being provided with engine in the engine 1 prevents
Water inflow control system 11 is provided with late gate 12 on the exhaust pipe 3, when under control invalidating signal or power blackout situation, before described
Valve 9 and the late gate 12 are automatically closed, and prevent water from entering in the engine 1.
In the present embodiment, the engine water-inlet-proof control system 11 include engine water-inlet-proof controller 13 and with institute
It states cut-off command module 14 that engine water-inlet-proof controller 13 is electrically connected, IGN power supplies module 15, start
Machine working signal module 16 and vehicle CAN communication 17, the drain valve 5, the water pump 6, the hydrostatic sensor 7, it is described before
Valve 9, the water content sensor 10 and the late gate 12 are electrically connected with the engine water-inlet-proof controller 13,
The display instrument being electrically connected with the engine water-inlet-proof controller 13, the IGN power supplies electricity are provided on the bus
Source module 15 is ON grades of power supplys of key IGN, and the engine water-inlet-proof controller 13 of this design is by ON grades of power supplys of key IGN
Power supply, the effectively rear engine water-inlet-proof controllers 13 of IGN ON power on start-up operation and to each sensor and each control valve
Self-test is carried out, by the 17 engine breakdown signal of vehicle CAN communication to display instrument if breaking down, and by fault level
Alarm is sent out, prompts driver that detection is fixed a breakdown.
In the present embodiment, the position of the air inlet 21 is higher than the position of the water storage groove 4, the hydrostatic sensor
7 installation site is higher than the bottom of the water storage groove 4.
In the present embodiment, the early gate 9 and the late gate 12 are normal closed gate, this design can effectively prevent vehicle
When dead ship condition meets with flood when disasters, engine infiltration leads to the engine damage.
In the present embodiment, the installation site of the air inlet pipe 2 can paddle the position of traveling higher than bus, and it is described into
The direction of gas port 21 is with vehicle forward direction on the contrary, this design can effectively prevent the water that fast running is raised in ponding section vehicle
It is inhaled into the air inlet pipe.
In the present embodiment, the bus paddle preventing engine water inlet system rate-determining steps it is as follows：
A. when IGN ON are effective, 13 self-test of engine water-inlet-proof controller passes through, each sensor and valve control letter
Number normal, the engine water-inlet-proof controller 13 opens the early gate 9 and institute if 7 invalidating signal of hydrostatic sensor
Late gate 12 is stated, and is closed after the drain valve 5 and the opening work of the water pump 6 3S, that may be present in the air inlet pipe 2
Hydrops is discharged；If 7 signal of hydrostatic sensor is effective, the drain valve 5 and the water pump 6 are opened, until the liquid level
After sensor signal is invalid, the early gate 9 and the late gate 12 are opened, the drain valve 5 and described is closed after the 5S that is delayed
Water pump 6 all discharges the water in the air inlet pipe 2；
B. after the early gate 9 is opened, the water content sensor 10 starts detection into the moisture content of 1 air of engine
Content, water content divide L1 grades, L2 grades and L3 grades three grades, and L1 grades are normal range of operation water content value, and L2 grades are police
Grade is accused, L3 grades are failure level；It detects that 1 working state signal of engine is invalid in the engine water-inlet-proof controller 13, sends out
It is described to start if the water content grade of the water content sensor 10 detection is L1 grades when motivation 1 is in shutdown status
1 invalidating signal of closing engine that machine water-inlet-proof controller 13 is sent out, air pass through the air filter screen 8 from the air inlet 21
1 combustion chamber of engine is entered after the contaminant filters such as extraneous steam and dust, engine 1 normally can start and run；If
The moisture sensor detects that the water content of the air inlet 21 meets the L2 grades that engine 1 starts requirement, the air inlet
There is a small amount of water inlet in mouth 21, engine 1 normally can start and run；If the moisture sensor detects the air inlet 21
Water content reaches L3 grades, then 1 signal of engine is closed in the output of engine water-inlet-proof controller 13, closes the early gate
Late gate 12 is closed after 9, the 5S that is delayed, prevents a large amount of steam from entering engine 1, and the engine water-inlet-proof controller 13 is institute
State 12 state of early gate 9 and the late gate, 6 working condition of the drain valve 5 and the water pump, liquid level sensor signal condition
The instrument of vehicle is sent to, and sends out alarm, driver's engine 1 is reminded to have been enter into water-inlet-proof guard mode；
C. detect that 1 working state signal of engine is effective in the engine water-inlet-proof controller 13, engine 1 is in
During working condition, if 10 detected value of water content sensor is L2 grades, the engine water-inlet-proof controller 13 starts institute
Drain valve 5 and the water pump 6 are stated, the water in the air inlet pipe 2 is discharged；If the liquid level sensor signal is effective, the hair
Motivation water-inlet-proof controller 13 starts the drain valve 5 and the water pump 6, pumps what is all had been turned on described in the drain valve 5 and water
Under state, if the moisture content of the water content sensor 10 detection upgrades to L3 by L2, represent that 6 drainability of water pump can not meet
The requirement of Quick drainage need to enter 1 pattern of emergency cut-off engine, and the output of engine water-inlet-proof controller 13, which is closed, starts
1 signal of machine closes the early gate 9, closes late gate 12 after the 5S that is delayed, prevents a large amount of steam from entering engine 1, described to start
Machine water-inlet-proof controller 13 12 state of valve early gate 9 and the late gate, 6 working condition of the drain valve 5 and the water pump,
Liquid level sensor signal condition is sent to the instrument of vehicle, and sends out alarm, and driver's engine 1 is reminded to have been enter into water-inlet-proof protection
State；
D. after key gear becomes ACC or IGN OFF from IGN ON, the engine water-inlet-proof controller 13 is in
Electricity condition, the early gate 9 and the late gate 12 are normally closed, and engine 1 will automatically restore to closed state, at this time no matter vehicle
The situation that the vehicles such as burst big flood meet with water logging is encountered, the early gate 9 and the late gate 12 can protect hair very well
Motivation 1 prevents water from penetrating into engine 1.
In the present embodiment, it represents that water content is excessively high but not causes engine 1 flame-out for described L2 grades, not to engine
1 damages, this rank need to open the drain valve 5 and the water pump 6 discharges ponding in the air inlet pipe 2, until moisture content
Content rating is restored to L1 grades；The L3 grades of expression engine 1 has into dilutional hyponatremia and leads to flame-out risk, this rank needs quick closedown
Engine 1 and the early gate 9, the late gate 12, and start the drain valve 5 and the water pump 6 and work 5S, described in into
Water discharge in tracheae 2.
The utility model is applied to the technical field of all kinds of fuel-engined vehicle air intake-exhaust water-tight devices.
Although the embodiment of the utility model is described with practical solution, do not form the utility model is contained
The limitation of justice, for those skilled in the art, according to group of this specification to the modification of its embodiment and with other schemes
Conjunction will be apparent from.
Claims (6)
- The preventing engine water inlet system 1. a kind of bus is paddled, it is characterised in that：It includes engine（1）With equal and engine （1）The air inlet pipe being connected（2）And exhaust pipe（3）, the air inlet pipe（2）Bottom is equipped with water storage groove（4）, the water storage groove （4）Bottom be provided with drain valve（5）And water pump（6）, the water storage groove（4）Side wall be provided with hydrostatic sensor（7）, institute State air inlet pipe（2）With the engine（1）The air inlet being connected（21）It is disposed with air filter screen from outside to inside（8）, it is preceding Valve（9）With water content sensor（10）, the engine（1）Inside it is provided with engine water-inlet-proof control system（11）, institute State exhaust pipe（3）On be provided with late gate（12）.
- The preventing engine water inlet system 2. a kind of bus according to claim 1 is paddled, it is characterised in that：The engine Water-inlet-proof control system（11）Including engine water-inlet-proof controller（13）With with the engine water-inlet-proof controller（13） The cut-off command module of electric connection（14）, IGN power supply modules（15）, engine working signal module（16）With Vehicle CAN communication（17）, the drain valve（5）, the water pump（6）, the hydrostatic sensor（7）, the early gate（9）, institute State water content sensor（10）With the late gate（12）With the engine water-inlet-proof controller（13）It is electrically connected, institute It states and is provided on bus and the engine water-inlet-proof controller（13）The display instrument of electric connection.
- The preventing engine water inlet system 3. a kind of bus according to claim 2 is paddled, it is characterised in that：The air inlet （21）Position be higher than the water storage groove（4）Position, the hydrostatic sensor（7）Installation site higher than the water storage it is recessed Slot（4）Bottom.
- The preventing engine water inlet system 4. a kind of bus according to claim 3 is paddled, it is characterised in that：The early gate （9）With the late gate（12）It is normal closed gate.
- The preventing engine water inlet system 5. a kind of bus according to claim 1 is paddled, it is characterised in that：The air inlet pipe （2）Installation site can paddle the position of traveling, and the air inlet higher than bus（21）Direction and vehicle forward direction On the contrary.
- The preventing engine water inlet system 6. a kind of bus according to claim 1 is paddled, it is characterised in that：The moisture content contains Quantity sensor（10）For humidity sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721403845.0U CN207513715U (en) | 2017-10-27 | 2017-10-27 | A kind of bus is paddled preventing engine water inlet system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721403845.0U CN207513715U (en) | 2017-10-27 | 2017-10-27 | A kind of bus is paddled preventing engine water inlet system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207513715U true CN207513715U (en) | 2018-06-19 |
Family
ID=62535917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721403845.0U Expired - Fee Related CN207513715U (en) | 2017-10-27 | 2017-10-27 | A kind of bus is paddled preventing engine water inlet system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207513715U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107917024A (en) * | 2017-10-27 | 2018-04-17 | 珠海市广通客车有限公司 | A kind of bus is paddled preventing engine water inlet system and its control method |
| CN109252935A (en) * | 2018-11-23 | 2019-01-22 | 佛山职业技术学院 | A kind of Water-in proof device of automobile discharge pipe |
| CN110131082A (en) * | 2019-05-22 | 2019-08-16 | 上汽通用汽车有限公司 | Detect the method and system of water inflow of the engine |
-
2017
- 2017-10-27 CN CN201721403845.0U patent/CN207513715U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107917024A (en) * | 2017-10-27 | 2018-04-17 | 珠海市广通客车有限公司 | A kind of bus is paddled preventing engine water inlet system and its control method |
| CN109252935A (en) * | 2018-11-23 | 2019-01-22 | 佛山职业技术学院 | A kind of Water-in proof device of automobile discharge pipe |
| CN109252935B (en) * | 2018-11-23 | 2023-11-07 | 佛山职业技术学院 | Water inlet prevention device for automobile exhaust pipe |
| CN110131082A (en) * | 2019-05-22 | 2019-08-16 | 上汽通用汽车有限公司 | Detect the method and system of water inflow of the engine |
| CN110131082B (en) * | 2019-05-22 | 2020-08-25 | 上汽通用汽车有限公司 | Method and system for detecting water inflow of engine |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180619 |