CN208605258U - A kind of engine waterproof device that air inlet-outlet pipe terrain clearance is variable - Google Patents
A kind of engine waterproof device that air inlet-outlet pipe terrain clearance is variable Download PDFInfo
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- CN208605258U CN208605258U CN201820951249.4U CN201820951249U CN208605258U CN 208605258 U CN208605258 U CN 208605258U CN 201820951249 U CN201820951249 U CN 201820951249U CN 208605258 U CN208605258 U CN 208605258U
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- air inlet
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- over valve
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- water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 84
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 239000007787 solid Substances 0.000 claims description 2
- 230000009471 action Effects 0.000 description 4
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 230000030279 gene silencing Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses the engine waterproof devices that a kind of air inlet-outlet pipe terrain clearance can be changed, including engine, float cylinder and ECM, engine upper end two sides are respectively equipped with exhaust pipe and air inlet pipe, exhaust pipe is equipped with exhaust pipe change-over valve, exhaust pipe change-over valve upper end is connected with exhaust bypass pipe and communicates therewith, air inlet pipe is equipped with air inlet pipe change-over valve, air inlet pipe change-over valve upper end is connected with air inlet bypass pipe and communicates therewith, it is cased with sealing ring on float cylinder and is slidably connected with it, water inlet is equipped with below sealing ring on float cylinder, sealing ring side is fixed with rack gear, rack gear is engaged with the gear being fixed on stepper motor output shaft, the utility model when vehicle driving on the too deep road of ponding or park waterlogging when, effectively ponding is avoided to enter cylinder from exhaust pipe or air inlet pipe, and pass through switching bypass Pipe can effectively reduce the probability of cylinder water inlet.
Description
Technical field
The utility model relates to automobile technical fields, and in particular to a kind of engine that air inlet-outlet pipe terrain clearance is variable is anti-
Water feed apparatus.
Background technique
When vehicle driving on the too deep road of ponding or park waterlogging when, ponding can enter from exhaust pipe or air inlet pipe
Cylinder.Dirt and impurity in ponding can cause Cylinder liner-piston pair part to wear, spark plug blocking, air throttle, intake and exhaust
Men Deng mechanism abnormal work and corrosion.In addition, the entrance of ponding can occupy cylinder volume, makes operating pressure abruptly increase in cylinder, cause
The damage of the part distortions such as crankshaft and valve.
Summary of the invention
To solve the above problems, the utility model provides that a kind of air inlet-outlet pipe terrain clearance is variable to start
Machine waterproof device.
The utility model is achieved through the following technical solutions:
A kind of engine waterproof device that air inlet-outlet pipe terrain clearance is variable, including engine, float cylinder and ECM, institute
It states engine upper end two sides and is respectively equipped with exhaust pipe and air inlet pipe, the exhaust pipe is equipped with exhaust pipe change-over valve, the row
Tracheae change-over valve upper end is connected with exhaust bypass pipe and communicates therewith, and the air inlet pipe is equipped with air inlet pipe change-over valve, institute
It states air inlet pipe change-over valve upper end to be connected with air inlet bypass pipe and communicate therewith, sealing ring is cased on the float cylinder and is slided with it
Dynamic connection, the position on the float cylinder and below the sealing ring are equipped with water inlet, and the sealing ring side is solid
Surely have rack gear, the rack gear is engaged with the gear being fixed on stepper motor output shaft, float cylinder side from bottom to top according to
It is secondary to be equipped with water-break water level sensor, early warning water level sensor and commutation water level sensor, the early warning water level sensor and commutation
Water level sensor is above sealing ring, and below water inlet, the float cylinder lower inside is equipped with the water-break water level sensor
Float, float cylinder lower end are connect by water pipe with water pump, and the water pump is connect with water tank, the exhaust pipe change-over valve,
Air inlet pipe change-over valve, stepper motor and water pump pass through ECM control, the early warning water level sensor, commutation level sensor respectively
Device and water-break water level sensor are electrically connected with ECM respectively.
Preferably, the exhaust bypass pipe is vertically arranged with exhaust pipe, and the air inlet bypass pipe is vertically arranged with air inlet pipe.
Preferably, the exhaust pipe change-over valve and air inlet pipe change-over valve are threeway Pneumatic valve.
Preferably, the air inlet of the exhaust pipe change-over valve is in the side towards engine, the exhaust pipe reversal valve
One venthole of door is in the other side, another venthole of the exhaust pipe change-over valve is above.The air inlet pipe commutation
The venthole of valve is in the side towards the engine, and an air inlet of the air inlet pipe change-over valve is in the other side, institute
State another air inlet of air inlet pipe change-over valve above.
Preferably, the diameter of the water pipe is less than the diameter of float.
Preferably, gap is equipped between the float and the inner wall of float cylinder.
Preferably, the exhaust pipe change-over valve, air inlet pipe change-over valve, stepper motor and water pump respectively with external power supply
It is electrically connected.
The utility model has the beneficial effects that: easy to use, structure is simple, when the vehicle driving road too deep in ponding
It is upper or park waterlogging when, effectively ponding is avoided to enter cylinder from exhaust pipe or air inlet pipe.When driver starts engine
Whether out when vehicle, the present apparatus is able to carry out self-test, after self-test success, reach detection automobile at any time and paddle or park the shape of waterlogging
State.If self-test is unsuccessful, driver is prompted to need repairing the present apparatus.Automobile wading or park waterlogging when, water level has can
It can be increased to the height of damage engine, then driver can be prompted to paddle with caution in advance, after water level continues raising, engine
Change-over valve in air inlet pipe and exhaust pipe generates commutation action simultaneously, and the end of exhaust pipe and air inlet pipe is made to be switched to side respectively
Siphunculus, engine air inlet tube and exhaust pipe terrain clearance increase at this time, can effectively reduce the probability of cylinder water inlet.
Detailed description of the invention
Fig. 1 is the schematic diagram of structure described in the utility model.
In figure: exhaust pipe 1, exhaust pipe change-over valve 2, engine 3, air inlet pipe 4, air inlet pipe change-over valve 5, sealing ring 6,
Early warning water level sensor 7, float cylinder 9, water tank 10, water pump 11, gear 12, rack gear 13, float 14, moves back at commutation water level sensor 8
Water water level sensor 15, water inlet 16, ECM 17, exhaust bypass pipe 18, air inlet bypass pipe 19.
Specific embodiment
The utility model is described in further detail with specific embodiment with reference to the accompanying drawing:
As shown in Figure 1, the engine waterproof device that a kind of air inlet-outlet pipe terrain clearance is variable, including engine 3, float
Cylinder 9 and ECM 17, aforementioned 3 upper end two sides of engine are respectively equipped with exhaust pipe 1 and air inlet pipe 4, and aforementioned exhaust pipe 1 is equipped with exhaust
Pipe change-over valve 2, aforementioned 2 upper end of exhaust pipe change-over valve is connected with exhaust bypass pipe 18 and communicates therewith, in aforementioned air inlet pipe 4
Equipped with air inlet pipe change-over valve 5, aforementioned 5 upper end of air inlet pipe change-over valve is connected with air inlet bypass pipe 19 and communicates therewith, aforementioned
It is cased with sealing ring 6 on float cylinder 9 and is slidably connected with it, on aforementioned float cylinder 9 and is located at (corresponding to) aforementioned seal
The position of the lower section of circle 6 is equipped with water inlet 16, and 6 side of aforementioned seal circle is fixed with rack gear 13, aforementioned rack 13 and is fixed on step
It is engaged into the gear 12 on motor output shaft, aforementioned 9 side of float cylinder (i.e. side or side) is provided, in sequence from bottom to top, with and moves back
Water water level sensor 15, early warning water level sensor 7 and commutation water level sensor 8, aforementioned early warning water level sensor 7 and commutation water level
Sensor 8 is above sealing ring 6, and below water inlet 16, aforementioned 9 lower inside of float cylinder is set aforementioned water-break water level sensor 15
There is float 14, aforementioned 9 lower end of float cylinder is connect by water pipe with water pump 11, and aforementioned water pump 11 is connect with water tank 10, aforementioned exhaust
Pipe change-over valve 2, air inlet pipe change-over valve 5, stepper motor and water pump 11 are controlled by ECM 17 respectively, and aforementioned early warning water level passes
Sensor 7, commutation water level sensor 8 and water-break water level sensor 15 are electrically connected with ECM 17 respectively.
Aforementioned exhaust bypass pipe 18 is vertically arranged with exhaust pipe 1, and aforementioned air inlet bypass pipe 19 is vertically arranged with air inlet pipe 4.
Aforementioned exhaust pipe change-over valve 2 and air inlet pipe change-over valve 5 are threeway Pneumatic valve.
The air inlet of aforementioned exhaust pipe change-over valve 2 in the side towards engine 3, aforementioned exhaust pipe change-over valve 2
One venthole is in the other side, another venthole of aforementioned exhaust pipe change-over valve 2 is above.Aforementioned air inlet pipe change-over valve
5 venthole is in the side towards engine 3, and an air inlet of aforementioned air inlet pipe change-over valve 5 is in the other side, aforementioned air inlet
Another air inlet of pipe change-over valve 5 is above.
The diameter of aforementioned water pipe is less than the diameter of float 14.
Gap is equipped between aforementioned float 14 and the inner wall of float cylinder 9.
Aforementioned exhaust pipe change-over valve 2, air inlet pipe change-over valve 5, stepper motor and water pump 11 are electric with external power supply respectively
Property connection.
Working principle: when driver, which starts engine, goes out vehicle, the present apparatus starts self-test.17 order stepper motor of ECM
The gear 12 of (not shown) driving rotates, and band carry-over bar 13 moves down, and makes sealing ring 6 that water inlet 16 be fully sealed.Then 17 ECM
The water that order water pump 11 extracts in water tank 10 enters float cylinder 9, increase the water level in float cylinder 9.It commutates when float 14 reaches
When the height of water level sensor 8, commutation water level sensor 8 sends self-test to ECM 17 and successfully orders.
After present apparatus self-test success, the water in float cylinder 9 is drawn back water tank 10 by 17 order water pump 11 of ECM.When water-break water level
When sensor 15 detects float 14, the gear 12 of 17 order stepper motor (not shown) of ECM driving is rotated, band carry-over bar 13
It moves up, fully opens water inlet 16, whether this state can detect automobile at any time and paddle or park waterlogging.
If self-test is unsuccessful, driver is prompted to need repairing the present apparatus.
If automobile wading or park waterlogging when, water level is possible to be increased to the height of damage engine.When entrance float cylinder 9
In water level make float 14 be more than early warning water level sensor 7 height and do not reach commutation water level sensor 8 height when, ECM
17 can prompt driver to paddle with caution.
When the water level entered in float cylinder 9 makes float 14 reach the height of commutation water level sensor 8, the order row of ECM 17
Tracheae change-over valve 2 and air inlet pipe change-over valve 5 generate commutation action simultaneously, and the outlet of exhaust pipe 1 is made to be switched to exhaust bypass
Pipe 18 makes the import of air inlet pipe 4 be switched to air inlet bypass pipe 19, and engine air inlet tube and exhaust pipe terrain clearance increase at this time,
The probability of cylinder water inlet can be effectively reduced.
When the water level entered in float cylinder 9 makes float 14 return to the height of water-break water level sensor 15, ECM 17 is ordered
It enables exhaust pipe change-over valve 2 generate homing action, makes the outlet conducting of exhaust pipe 1 and exhaust bypass pipe 18 ends, exhaust can lead to
Cross normal exhaust fume catalytic processing and silencing apparatus；Meanwhile 17 order air inlet pipe change-over valve 5 of ECM generates homing action, makes
The import conducting of air inlet pipe 4 and air inlet bypass pipe 19 ends, air inlet can pass through normal filtration treatment device.
The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry
It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this
The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change
And improvement, these various changes and improvements fall within the scope of the claimed invention.The utility model requires protection scope
It is defined by the appending claims and its equivalent thereof.
Claims (6)
1. a kind of variable engine waterproof device of air inlet-outlet pipe terrain clearance, including engine (3), float cylinder (9) and ECM
(17), it is characterised in that: engine (3) the upper end two sides are respectively equipped with exhaust pipe (1) and air inlet pipe (4), the exhaust pipe
(1) be equipped with exhaust pipe change-over valve (2), exhaust pipe change-over valve (2) upper end be connected with exhaust bypass pipe (18) and with
It is connected to, which is vertically arranged with the exhaust pipe (1), and the air inlet pipe (4) is commutated equipped with air inlet pipe
Valve (5), air inlet pipe change-over valve (5) upper end are connected with air inlet bypass pipe (19) and communicate therewith, the air inlet bypass pipe
(19) it is vertically arranged with the air inlet pipe (4), is cased with sealing ring (6) on the float cylinder (9) and is slidably connected with it, described
Position on float cylinder (9) and below the sealing ring (6) is equipped with water inlet (16), and sealing ring (6) side is solid
Surely have rack gear (13), the rack gear (13) is engaged with the gear (12) being fixed on stepper motor output shaft, the float cylinder (9)
Side is provided, in sequence from bottom to top, with water-break water level sensor (15), early warning water level sensor (7) and commutation water level sensor (8),
The early warning water level sensor (7) and commutation water level sensor (8) are above sealing ring (6), the water-break water level sensor
(15) below water inlet (16), float cylinder (9) lower inside is equipped with float (14), and float cylinder (9) lower end passes through
Water pipe is connect with water pump (11), and the water pump (11) connect with water tank (10), and the exhaust pipe change-over valve (2), air inlet pipe are changed
It is controlled respectively by ECM (17) to valve (5), stepper motor and water pump (11), the early warning water level sensor (7), commutation water
Level sensor (8) and water-break water level sensor (15) are electrically connected with ECM (17) respectively.
2. a kind of variable engine waterproof device of air inlet-outlet pipe terrain clearance according to claim 1, feature exist
In: the exhaust pipe change-over valve (2) and air inlet pipe change-over valve (5) be threeway Pneumatic valve.
3. a kind of variable engine waterproof device of air inlet-outlet pipe terrain clearance according to claim 1, feature exist
In: the air inlet of the exhaust pipe change-over valve (2) in the side towards engine (3), the exhaust pipe change-over valve (2)
One venthole is in the other side, another venthole of the exhaust pipe change-over valve (2) is above；The air inlet pipe reversal valve
The venthole of door (5) is in the side towards the engine (3), and an air inlet of the air inlet pipe change-over valve (5) is another
Side, another air inlet of the air inlet pipe change-over valve (5) is above.
4. a kind of variable engine waterproof device of air inlet-outlet pipe terrain clearance according to claim 1, feature exist
In: the diameter of the water pipe is less than the diameter of the float (14).
5. a kind of variable engine waterproof device of air inlet-outlet pipe terrain clearance according to claim 1, feature exist
In: gap is equipped between the float (14) and the inner wall of the float cylinder (9).
6. a kind of variable engine waterproof device of air inlet-outlet pipe terrain clearance according to claim 1, feature exist
In: the exhaust pipe change-over valve (2), air inlet pipe change-over valve (5), stepper motor and water pump (11) are electric with external power supply respectively
Property connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820951249.4U CN208605258U (en) | 2018-06-20 | 2018-06-20 | A kind of engine waterproof device that air inlet-outlet pipe terrain clearance is variable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820951249.4U CN208605258U (en) | 2018-06-20 | 2018-06-20 | A kind of engine waterproof device that air inlet-outlet pipe terrain clearance is variable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208605258U true CN208605258U (en) | 2019-03-15 |
Family
ID=65665075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820951249.4U Expired - Fee Related CN208605258U (en) | 2018-06-20 | 2018-06-20 | A kind of engine waterproof device that air inlet-outlet pipe terrain clearance is variable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208605258U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108798855A (en) * | 2018-06-20 | 2018-11-13 | 常熟理工学院 | A kind of device of water-inlet-proof automatic conversion engine breathing pipe terrain clearance |
| CN113047991A (en) * | 2021-04-02 | 2021-06-29 | 柳州市宏华机械有限公司 | Air inlet pipe structure that waterproof performance is high |
| CN113502880A (en) * | 2021-06-15 | 2021-10-15 | 中国煤炭科工集团太原研究院有限公司 | Air pressure safety type water storage device for mine auxiliary transport vehicle |
-
2018
- 2018-06-20 CN CN201820951249.4U patent/CN208605258U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108798855A (en) * | 2018-06-20 | 2018-11-13 | 常熟理工学院 | A kind of device of water-inlet-proof automatic conversion engine breathing pipe terrain clearance |
| CN113047991A (en) * | 2021-04-02 | 2021-06-29 | 柳州市宏华机械有限公司 | Air inlet pipe structure that waterproof performance is high |
| CN113047991B (en) * | 2021-04-02 | 2022-04-08 | 柳州市宏华机械有限公司 | Air inlet pipe structure that waterproof performance is high |
| CN113502880A (en) * | 2021-06-15 | 2021-10-15 | 中国煤炭科工集团太原研究院有限公司 | Air pressure safety type water storage device for mine auxiliary transport vehicle |
| CN113502880B (en) * | 2021-06-15 | 2022-10-25 | 中国煤炭科工集团太原研究院有限公司 | Air pressure safety type water storage device for mine auxiliary transport vehicle |
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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 |
Granted publication date: 20190315 |
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| CF01 | Termination of patent right due to non-payment of annual fee |