CN102996298B - High position air inlet pipe with secondary drainage - Google Patents
High position air inlet pipe with secondary drainage Download PDFInfo
- Publication number
- CN102996298B CN102996298B CN201210532906.9A CN201210532906A CN102996298B CN 102996298 B CN102996298 B CN 102996298B CN 201210532906 A CN201210532906 A CN 201210532906A CN 102996298 B CN102996298 B CN 102996298B
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- separating plate
- aqueous vapor
- suction tude
- vapor separating
- air inlet
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Abstract
The invention discloses a high position air inlet pipe with secondary drainage. An air inlet is arranged on a side face on the middle part of the air inlet pipe, a grating is arranged at the air inlet, a first water outlet is arranged at the bottom of the air inlet, a first water-gas separation plate is arranged in the air inlet pipe opposite to the air inlet, and a gap is reserved between the upper side of the first water-gas separation plate and the inner wall of the air inlet pipe. A second water-gas separation plate which extends obliquely downwards is arranged on the lower part of the first water-gas separation plate. A gap is reserved between the bottom of the second water-gas separation plate and the inner wall of the air inlet pipe. The bottom of the air inlet pipe is connected with an air filter. A second water outlet is arranged below the edge at the bottom of the second water-gas separation plate, and a third water-gas separation plate which extends obliquely upwards is arranged next to the second water outlet. The first, second and third water-gas separation plates separate the air inlet pipe into an S-shaped air inlet channel. According to the air inlet pipe, the production flow is simplified, the production cost is lowered, and the resources are saved.
Description
Technical field
The present invention relates to a kind of car engine machine technology, especially a kind of high-position air inlet pipe with secondary drainage.
Background technique
At present, engine air inlet tube is motor desired gas passage, and air removes the water droplet in air by suction tude, avoids motor too much detonation to occur because of air water droplet, thus plays a protective role to motor.Very easily there is water inlet too much when especially travelling in heavy rain or stop not flame-out, motor is damaged.The suction tude drainage pattern that auto vendor generally adopts both at home and abroad at present mainly passes through to increase filter screen, and the design additional mechanism such as swirl vanes device or electronics butterfly valve reaches drainage effect.Although these methods effectively can reduce the water inlet of motor, complex production process, cost are higher, resource cost amount is larger.
Summary of the invention
The object of the invention is for overcoming above-mentioned the deficiencies in the prior art, there is provided a kind of high-position air inlet pipe with secondary drainage, this suction tude can realize the drainage effect identical with adding peripheral hardware mechanism without the need to any peripheral hardware mechanism, simplifies production procedure, reduce cost of production, save resource.
For achieving the above object, the present invention adopts following technical proposals:
A kind of high-position air inlet pipe with secondary drainage, in the middle part of suction tude, side offers suction port, suction port place is provided with grid, the first row mouth of a river communicated with the external world is had bottom suction port, longitudinally the first aqueous vapor separating plate is provided with in the suction tude relative with suction port, the side of the first aqueous vapor separating plate is closely connected with suction tude inwall respectively with base, and upper side and suction tude inwall have space; First aqueous vapor separating plate bottom, and the suction tude inwall relative with its position is provided with the second aqueous vapor separating plate that camber obliquely extends; The top of the second aqueous vapor separating plate is closely connected with suction tude inwall respectively with side, has gap between bottom and corresponding suction tude inwall; The second row mouth of a river communicated with the external world is provided with below second aqueous vapor separating plate bottom margin, the second row mouth of a river is other is provided with the 3rd aqueous vapor separating plate extended obliquely, the bottom of the 3rd aqueous vapor separating plate is connected with edge, the second row mouth of a river, and side is closely connected with suction tude inwall; Be connected with air filter bottom suction tude; Suction tude interior separation is become S shape gas-entered passageway by described first, second, third aqueous vapor separating plate.
Described grid is by the air inlet of rivet in suction tude.
The bottom of described first aqueous vapor separating plate is curved, the top of the first aqueous vapor separating plate is to suction tude inwall bending corresponding thereto, and the transverse cutting area formed between this place first aqueous vapor separating plate and suction tude inwall is more than or equal to 20% of air filter conduit cross-sectional area.
A low wide and up narrow intake grill passage is formed between described first aqueous vapor separating plate and suction tude inwall.
Described 3rd aqueous vapor separating plate is curved, and a part for the longitudinal projection of second, third aqueous vapor separating plate coincides.
In order to not allow the water droplet entering suction tude directly enter air filter, intake grill of the present invention is opened in the side, middle part of whole suction tude, and outside is added with grid, by the air inlet of rivet in suction tude.Have the first row mouth of a river bottom intake grill, intake grill passage is low wide and up narrow, forms water droplet windage, can effectively stop water droplet to enter opposite side tube chamber, the water droplet of more than 95% resistance at the first row mouth of a river.Air flue is upwards by proceeding to another downward tube chamber behind the turning of 1 180 °, the second row mouth of a river and air flue is obliquely offered bottom this tube chamber, gas moves upward along air flue obliquely in tube chamber, be inhaled into the water droplet of tube chamber on a small quantity, then fall under gravity into the second row mouth of a river, gas upwards after again turn back and pass downwardly through connection mouth and enter air filter.Like this by twice filtration, just unnecessary water droplet is kept off completely in outside, ensure that the safety of motor.
In order to increase the effect of first time draining, by the reduced cross-sectional area of the peak that mixing wastewater with air fluid climbs, but be not less than air filter pipeline section long-pending 20%, under the prerequisite ensureing system wind resistance, widen air inlet section amass the ratio with this place's sectional area, cause the air pressure difference at two sections place to strengthen, air velocity is at suction port place than a lot of slowly at peak place, and the resistance of air at suction port place will be less than peak place, suffered by suction port water droplet, suction is less, easily falls.
Air inlet section is long-pending should be done greatly as far as possible, but by the restriction of body dimensions, opening cannot be accomplished infinity, can be inhaled into so still have a small amount of raindrop, therefore the raindrop stopping more minor diameter with the 3rd aqueous vapor separating plate are further needed, so before the fluid of mixing wastewater with air enters into air filter, second time air-water separation passage is provided with bottom suction tude, the water droplet making inertia larger collides on air intake pipe inwall, flow into the second row mouth of a river, be discharged to outside, gas then enters another tube chamber along passage obliquely.
In addition, by air intake filter screen (i.e. grid) design in side, and in order to reduce windage, the opening of filter screen also being done large as far as possible, reducing air to the shearing force of raindrop.
By the drainage procedure of above twice, the water droplet in gas substantially all keeps off outside air filter.The present invention did simulation on truck.Under the state that motor runs continuously, carry out drenching with rain experiment, according to 6m
3the super extra torrential rain amount of/3min, the inflow of air filter only has 2ml, fullys meet usage requirement.
The present invention, on the basis of mechanics principle, with air rheology for foundation, is structurally optimized design to suction tude, thus reaches and can realize the drainage effect identical with adding peripheral hardware mechanism without the need to any peripheral hardware mechanism.This invention simplifies production procedure, reduce cost of production, save social resources, thus can good social benefit be formed.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is C magnified partial view in Fig. 1;
Wherein 1. suction tude, 2. grid, 3. rivet, 4. the first row mouth of a river, 5. the first aqueous vapor separating plate, 6. the second aqueous vapor separating plate, 7. the 3rd aqueous vapor separating plate, 8. the second row mouth of a river, 9. air filter, 10. intake grill.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further described.
As Figure 1-Figure 2, there is the high-position air inlet pipe of secondary drainage, in the middle part of suction tude 1, side offers suction port 10, there is grid 2 at suction port 10 place by rivet 3 riveted joint, the first row mouth of a river 4 communicated with the external world is had bottom suction port 10, the side being longitudinally provided with the first aqueous vapor separating plate 5, first aqueous vapor separating plate 5 in the suction tude 1 relative with suction port 10 is closely connected with suction tude inwall respectively with base, and upper side and suction tude inwall have space; First aqueous vapor separating plate 5 bottom, and the suction tude inwall relative with its position is provided with the second aqueous vapor separating plate 6 that camber obliquely extends; The top of the second aqueous vapor separating plate 6 is closely connected with suction tude inwall respectively with side, has gap between bottom and corresponding suction tude inwall; The second row mouth of a river 8 communicated with the external world is provided with below second aqueous vapor separating plate 6 bottom margin, the second row mouth of a river 8 is other is provided with the 3rd aqueous vapor separating plate 7 extended obliquely, the bottom of the 3rd aqueous vapor separating plate 7 is connected with edge, the second row mouth of a river 8, and side is closely connected with suction tude inwall; The bottom connection mouth of high-position air inlet pipe 1 is connected with air filter 9, and gas enters air filter after the bottom connection mouth of the 3rd aqueous vapor separating plate 7, high-position air inlet pipe 1; Suction tude 1 interior separation is become S shape gas-entered passageway by described first, second, third aqueous vapor separating plate 5,6,7.
The bottom of the first aqueous vapor separating plate 5 is curved, the top of the first aqueous vapor separating plate 5 is to suction tude inwall bending corresponding thereto, and the transverse cutting area formed between this place first aqueous vapor separating plate 5 and suction tude inwall is more than or equal to 20% of air filter conduit cross-sectional area.
An intake grill passage wide at the top and narrow at the bottom is formed between first aqueous vapor separating plate 5 and suction tude inwall.
3rd aqueous vapor separating plate 7 is curved, and a part for the longitudinal projection of second, third aqueous vapor separating plate 6,7 coincides.
In order to not allow the water droplet entering suction tude 1 directly enter air filter 9, intake grill 10 of the present invention is opened in the side, middle part of whole suction tude 1, and outside is added with grid 2, with intake grill 10 place of rivet in suction tude 1.Have the first row mouth of a river 4 bottom intake grill 10, intake grill passage is low wide and up narrow, forms water droplet windage, can effectively stop water droplet to enter opposite side tube chamber, the water droplet of more than 95% resistance at the first row mouth of a river 4.Air flue is upwards by proceeding to another downward tube chamber behind the turning of 1 180 °, the second row mouth of a river 8 and air flue is obliquely offered bottom this tube chamber, gas moves upward along air flue obliquely in tube chamber, be inhaled into the water droplet of tube chamber on a small quantity, then fall under gravity into the second row mouth of a river 8, gas upwards after again turn back and pass downwardly through connection mouth and enter air filter 9.Like this by twice filtration, just unnecessary water droplet is kept off completely in outside, ensure that the safety of motor.
In order to increase the effect of first time draining, by the reduced cross-sectional area of the peak that mixing wastewater with air fluid climbs, but be not less than air filter pipeline section long-pending 20%, under the prerequisite ensureing system wind resistance, widen air inlet section amass the ratio with this place's sectional area, cause the air pressure difference at two sections place to strengthen, air velocity is at suction port place than a lot of slowly at peak place, and the resistance of air at suction port 10 place will be less than peak place, suffered by suction port water droplet, suction is less, easily falls.
Suction port 10 sectional area should do greatly as far as possible, but by the restriction of body dimensions, opening cannot be accomplished infinity, can be inhaled into so still have a small amount of raindrop, therefore the raindrop stopping more minor diameter with the 3rd aqueous vapor separating plate 7 are further needed, so before the fluid of mixing wastewater with air enters into air filter 9, second time air-water separation passage is provided with bottom suction tude 1, the water droplet making inertia larger collides on air intake pipe inwall, flow into the second row mouth of a river 8, be discharged to outside, gas then enters another tube chamber along passage obliquely.By the drainage procedure of above twice, the water droplet in gas substantially all keeps off outside air filter 9.
In addition, by air intake filter screen (i.e. grid 2) design in side, and in order to reduce windage, the opening of filter screen also being done large as far as possible, reducing air to the shearing force of raindrop.
By reference to the accompanying drawings the specific embodiment of the present invention is described although above-mentioned; but not limiting the scope of the invention; one of ordinary skill in the art should be understood that; on the basis of technological scheme of the present invention, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection scope of the present invention.
Claims (1)
1. have a high-position air inlet pipe for secondary drainage, it is characterized in that, in the middle part of suction tude, side offers suction port, suction port place is provided with grid, and described grid is by the suction port place of rivet in suction tude; Have the first row mouth of a river communicated with the external world bottom suction port, air intake passage is low wide and up narrow, forms water droplet windage, can effectively stop water droplet to enter opposite side tube chamber, the water droplet of more than 95% resistance at the first row mouth of a river; Longitudinally be provided with the first aqueous vapor separating plate in the suction tude relative with suction port, the side of the first aqueous vapor separating plate is closely connected with suction tude inwall respectively with base, and upper side and suction tude inwall have space; First aqueous vapor separating plate bottom, and the suction tude inwall relative with its position is provided with the second aqueous vapor separating plate that camber obliquely extends; The top of the second aqueous vapor separating plate is closely connected with suction tude inwall respectively with side, has gap between bottom and corresponding suction tude inwall; The second row mouth of a river communicated with the external world is provided with below second aqueous vapor separating plate bottom margin, the second row mouth of a river is other is provided with the 3rd aqueous vapor separating plate extended obliquely, the bottom of the 3rd aqueous vapor separating plate is connected with edge, the second row mouth of a river, and side is closely connected with suction tude inwall; Described 3rd aqueous vapor separating plate is curved, and a part for the longitudinal projection of second, third aqueous vapor separating plate coincides; Be connected with air filter bottom suction tude; Suction tude interior separation is become S shape gas-entered passageway by described first, second, third aqueous vapor separating plate;
Gas-entered passageway is upwards by proceeding to another downward tube chamber behind the turning of 1 180 °, the described second row mouth of a river and air flue is obliquely offered bottom this tube chamber, gas moves upward along air flue obliquely in tube chamber, be inhaled into the water droplet of tube chamber on a small quantity, then fall under gravity into the second row mouth of a river, gas upwards after again turn back and pass downwardly through connection mouth and enter air filter;
In order to increase the effect of first time draining, the reduced cross-sectional area of the peak that mixing wastewater with air fluid is climbed to air filter pipeline section long-pending 20%;
Under the state that motor runs continuously, carry out drenching with rain experiment, according to 6m
3the super extra torrential rain amount of/3min, the inflow of air filter only has 2ml.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210532906.9A CN102996298B (en) | 2012-12-11 | 2012-12-11 | High position air inlet pipe with secondary drainage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210532906.9A CN102996298B (en) | 2012-12-11 | 2012-12-11 | High position air inlet pipe with secondary drainage |
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| Publication Number | Publication Date |
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| CN102996298A CN102996298A (en) | 2013-03-27 |
| CN102996298B true CN102996298B (en) | 2015-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210532906.9A Active CN102996298B (en) | 2012-12-11 | 2012-12-11 | High position air inlet pipe with secondary drainage |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017183269A1 (en) * | 2016-04-19 | 2017-10-26 | 日野自動車株式会社 | Air intake duct |
| CN107313882B (en) * | 2017-08-29 | 2019-09-24 | 安徽江淮汽车集团股份有限公司 | A kind of air filter of automobile air intake duct |
| CN107781074A (en) * | 2017-10-10 | 2018-03-09 | 安徽江淮汽车集团股份有限公司 | A kind of air intake duct assembly |
| CN108798947A (en) * | 2018-05-31 | 2018-11-13 | 安徽江淮汽车集团股份有限公司 | A kind of vehicle intake device |
| CN111379616A (en) * | 2020-03-06 | 2020-07-07 | 北汽福田汽车股份有限公司 | Integrated high-position air inlet pipe and vehicle |
| CN112253343B (en) * | 2020-09-14 | 2022-01-18 | 山东统亚模塑科技实业有限公司 | Air inlet channel assembly and air inlet mechanism for automobile |
| CN115387941B (en) * | 2022-09-21 | 2024-01-05 | 中国重汽集团成都王牌商用车有限公司 | Air filter air inlet pipe |
| CN115370482B (en) * | 2022-10-24 | 2023-03-07 | 成都纵横大鹏无人机科技有限公司 | Air inlet device and air inlet method for aircraft |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4205425A1 (en) * | 1991-11-02 | 1993-05-06 | Iveco Magirus Ag, 7900 Ulm, De | AIR SUCTION DEVICE FOR AN INTERNAL COMBUSTION ENGINE |
| US5328395A (en) * | 1992-06-30 | 1994-07-12 | Sanshin Kogyo Kabushiki Kaisha | Cowling structure for marine propulsion engine |
| JP3395335B2 (en) * | 1994-02-28 | 2003-04-14 | スズキ株式会社 | Ship engine intake system |
| DE10200100A1 (en) * | 2002-01-03 | 2003-08-14 | Mann & Hummel Filter | Air intake, for a freight truck IC motor, has an air intake pipe projecting from the front or over the cab roof, with a quick-release coupling at the filter housing to open when the cab is tilted |
| CN203050936U (en) * | 2012-12-11 | 2013-07-10 | 山东统亚模塑科技实业有限公司 | High-position air inlet pipe with secondary draining function |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3954754B2 (en) * | 1999-05-12 | 2007-08-08 | 日野自動車株式会社 | Air intake duct |
-
2012
- 2012-12-11 CN CN201210532906.9A patent/CN102996298B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4205425A1 (en) * | 1991-11-02 | 1993-05-06 | Iveco Magirus Ag, 7900 Ulm, De | AIR SUCTION DEVICE FOR AN INTERNAL COMBUSTION ENGINE |
| US5328395A (en) * | 1992-06-30 | 1994-07-12 | Sanshin Kogyo Kabushiki Kaisha | Cowling structure for marine propulsion engine |
| JP3395335B2 (en) * | 1994-02-28 | 2003-04-14 | スズキ株式会社 | Ship engine intake system |
| DE10200100A1 (en) * | 2002-01-03 | 2003-08-14 | Mann & Hummel Filter | Air intake, for a freight truck IC motor, has an air intake pipe projecting from the front or over the cab roof, with a quick-release coupling at the filter housing to open when the cab is tilted |
| CN203050936U (en) * | 2012-12-11 | 2013-07-10 | 山东统亚模塑科技实业有限公司 | High-position air inlet pipe with secondary draining function |
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| Publication number | Publication date |
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| CN102996298A (en) | 2013-03-27 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: High position air inlet pipe with secondary drainage Effective date of registration: 20161220 Granted publication date: 20150114 Pledgee: Qilu bank Limited by Share Ltd Ji'nan Qianfo Hill branch Pledgor: Shandong Tongya Molding Technology Co., Ltd. Registration number: 2016370000106 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PM01 | Change of the registration of the contract for pledge of patent right |
Change date: 20171109 Registration number: 2016370000106 Pledgee after: Qilu Bank of Limited by Share Ltd Pledgee before: Qilu bank Limited by Share Ltd Ji'nan Qianfo Hill branch |
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| PM01 | Change of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20171122 Granted publication date: 20150114 Pledgee: Qilu Bank of Limited by Share Ltd Pledgor: Shandong Tongya Molding Technology Co., Ltd. Registration number: 2016370000106 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |