CN204783371U - Turbine of engine pressure boost air intake system - Google Patents
Turbine of engine pressure boost air intake system Download PDFInfo
- Publication number
- CN204783371U CN204783371U CN201520519087.3U CN201520519087U CN204783371U CN 204783371 U CN204783371 U CN 204783371U CN 201520519087 U CN201520519087 U CN 201520519087U CN 204783371 U CN204783371 U CN 204783371U
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- Prior art keywords
- surge
- path
- valve
- anger
- steel pipe
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- 229910000831 Steel Inorganic materials 0.000 claims description 33
- 239000010959 steel Substances 0.000 claims description 33
- 230000006698 induction Effects 0.000 claims description 16
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 claims description 3
- 229910052731 fluorine Inorganic materials 0.000 claims description 3
- 239000011737 fluorine Substances 0.000 claims description 3
- 229920001897 terpolymer Polymers 0.000 claims description 3
- 125000001153 fluoro group Chemical group F* 0.000 claims description 2
- 230000008878 coupling Effects 0.000 abstract 5
- 238000010168 coupling process Methods 0.000 abstract 5
- 238000005859 coupling reaction Methods 0.000 abstract 5
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
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- Supercharger (AREA)
Abstract
The utility model discloses a turbine of engine pressure boost air intake system, including connect the booster admit air the empty filter of side give vent to anger the coupling and connect in the coupling of giving vent to anger of the intercooler of booster exhaust side still is equipped with the anti -surge pipeline, the anti -surge pipeline includes the anti -surge valve, the anti -surge valve is the three -way valve, the first route of anti -surge valve connect in the intercooler coupling of giving vent to anger, the alternate path of anti -surge valve connect in the coupling of giving vent to anger of empty filter, the third route of anti -surge valve is connected in the inlet casing of engine, and the air current certainly first route gets into the anti -surge valve is flowed through respectively the alternate path gets into empty filter give vent to anger the coupling, flow through the third route gets into the inlet casing adopts above -mentioned technical scheme, when the vehicle deceleration, can let out the great pressure differential that the booster advances the exhaust side, avoids the wearing and tearing and the fatigue of booster, prolongs its life.
Description
Technical field
The utility model relates to technical field of engines, is specifically related to a kind of engine turbine compressed air induction system.
Background technique
The demand of gas engine to air is more than the fuel engine of Same Efficieney, and in gas engine when turbosupercharger works under high pressure-charging state and closed throttle time, very large back pressure can be produced between turbosupercharger and closure, this can make pressurized machine compression impellor shut down or turbocharger surge, as shown in Figure 1, in engine aspirating system pipeline, the direction of arrow is gas flow direction, gas enters air filter air-out hose 1 ' after intake duct and air filter, engine supercharger is entered through air filter steel pipe 2 ' of giving vent to anger, intercooler air inlet steel pipe 3 ' and intercooler air induction hose 4 ' is entered after charger boost, flow in the intercooler 5 ' of cooling-air, enter in motor through give vent to anger steel pipe 6 ' and engine charge flexible pipe 7 ' of intercooler again, complete the intake process of whole system.
But, above-mentioned induction system line, when car load slows down, electronic throttle is closed, suddenly significantly raise after pressure superposition in intake manifold, pressure difference before and after pressurized machine makes eddy pressurizer blade to exceed the speed limit surge and damaging, and finally causes component of turbo-charger to produce accelerated wear test and fatigue, reduces turbosupercharger working life.
Model utility content
The utility model provides a kind of engine turbine pressurization system, can reduce the pressure difference of pressurized machine both sides, thus reduces wearing and tearing and the fatigue of pressurized machine, extends its working life.
To achieve these goals, the utility model takes following technological scheme:
A kind of engine turbine compressed air induction system, comprise the air filter connecting pressurized machine air inlet side to give vent to anger steel pipe joint, to give vent to anger steel pipe joint with the intercooler being connected to described pressurized machine exhaust side, also be provided with anti-surge pipeline, described anti-surge pipeline comprises anti-surge valve, described anti-surge valve is three-way valve, first path of described anti-surge valve is connected to described intercooler and gives vent to anger steel pipe joint, the alternate path of described anti-surge valve is connected to described air filter and gives vent to anger steel pipe joint, the third path of described anti-surge valve is connected to the inlet casing of motor, air-flow enters described anti-surge valve from described first path and flows through described alternate path respectively and enters described air filter and to give vent to anger steel pipe joint, flow through described third path and enter described inlet casing.
Preferably, described first path, described alternate path and described third path include steam hose.
Preferably, described steam hose is Ethylene Propylene Terpolymer sebific duct.
Preferably, described anti-surge valve inside has one-way valve diaphragm, and gas pressure is pushed described one-way valve diaphragm open and is circulated to described alternate path and described third path respectively.
Preferably, described one-way valve diaphragm is fluorine rubber diaphragm.
Preferably, described anti-surge pipeline is provided with two-way, and described in two, anti-surge pipeline is arranged in parallel.
Preferably, also comprise the triple valve of third path described in connection two, air-flow intersects at described triple valve and enters described exhaust casing.
The utility model takes following technological scheme:
The utility model provides a kind of engine turbine compressed air induction system, comprise the air filter connecting pressurized machine air inlet side to give vent to anger steel pipe joint, to give vent to anger steel pipe joint with the intercooler being connected to described pressurized machine exhaust side, also be provided with anti-surge pipeline, described anti-surge pipeline comprises anti-surge valve, described anti-surge valve is three-way valve, first path of described anti-surge valve is connected to described intercooler and gives vent to anger steel pipe joint, the alternate path of described anti-surge valve is connected to described air filter and gives vent to anger steel pipe joint, the third path of described anti-surge valve is connected to the inlet casing of motor, air-flow enters described anti-surge valve from described first path and flows through described alternate path respectively and enters described air filter and to give vent to anger steel pipe joint, flow through described third path and enter described inlet casing, adopt technique scheme, when vehicle deceleration makes the pressure reduction of pressurized machine both sides larger, air pressure can be given vent to anger steel pipe joint through anti-surge pipeline reverse circulated to air filter from intercooler steel pipe joint of giving vent to anger, to release the larger pressure reduction of pressurized machine intake and exhaust side, avoid wearing and tearing and the fatigue of pressurized machine, extend its working life.
Accompanying drawing explanation
Fig. 1 is the connection diagram of the engine aspirating system pipeline of prior art;
Fig. 2 is the connection diagram of an embodiment of engine turbine pressurization system of the present utility model;
Fig. 3 is the structural representation of an embodiment of anti-surge valve of the present utility model.
Description of reference numerals:
In Fig. 1: 1 '-air filter air-out hose; 2 '-air filter is given vent to anger steel pipe; 3 '-intercooler air inlet steel pipe; 4 '-intercooler air induction hose; 5 '-intercooler; 6 '-intercooler is given vent to anger steel pipe; 7 '-engine charge flexible pipe.
In Fig. 2-3: air filter is given vent to anger steel pipe joint 10; Intercooler is given vent to anger steel pipe joint 20; Anti-surge pipeline 30; Anti-surge valve 31; First path 311; Alternate path 312; Third path 313.
Embodiment
In order to make those skilled in the art understand the technical solution of the utility model better, below in conjunction with accompanying drawing, the utility model is further detailed.
Shown in composition graphs 2-3, the utility model provides a kind of engine turbine compressed air induction system, comprise the air filter connecting pressurized machine air inlet side to give vent to anger steel pipe joint 10, to give vent to anger steel pipe joint 20 with the intercooler being connected to pressurized machine exhaust side, in order to solve defect of the prior art, the utility model takes following technological scheme: be also provided with anti-surge pipeline 30, anti-surge pipeline 30 comprises anti-surge valve 31, anti-surge valve 31 is three-way valve, first path 311 of anti-surge valve 31 is connected to intercooler and gives vent to anger steel pipe joint 20, the alternate path 312 of anti-surge valve 31 is connected to air filter and gives vent to anger steel pipe joint 10, the third path 313 of anti-surge valve 31 is connected to the inlet casing of motor, air-flow enters anti-surge valve 31 from the first path 311 and flows through alternate path 312 respectively and enters air filter and to give vent to anger steel pipe joint 10, flow through third path 313 and enter inlet casing, adopt technique scheme, when vehicle deceleration makes the pressure reduction of pressurized machine both sides larger, air pressure can be given vent to anger steel pipe joint through anti-surge pipeline reverse circulated to air filter from intercooler steel pipe joint of giving vent to anger, to release the larger pressure reduction of pressurized machine intake and exhaust side, avoid wearing and tearing and the fatigue of pressurized machine, extend its working life.
In above-mentioned technological scheme, the first path 311, alternate path 312 and third path 313 include steam hose, and steam hose has bending property preferably, convenient layout, and with adjacent parts, rigid impact can not occur.And preferably, steam hose is Ethylene Propylene Terpolymer sebific duct, ethylene-propylene diene copolymer pipe has high temperature resistant, ageing-resistant performance preferably, and technique is simpler and cheap.
The engine turbine compressed air induction system that the utility model provides, preferred anti-surge valve 31 inside has one-way valve diaphragm, when gas pressure reaches certain value, gas pressure pushes one-way valve diaphragm open, major part gas is back to air filter by alternate path 312 and gives vent to anger steel pipe joint 10, small portion of gas enters the inlet casing of motor by third path 313, the pressure at both sides of pressurized machine is balanced, the anti-surge valve of check valve film chip is highly sensitive compared with the anti-surge valve of spring, and Stress control is more accurate.
In the present embodiment, one-way valve diaphragm is formed by fluorine rubber (such as FKM60) or other suitable materials, and when one-way valve diaphragm is formed by FKM60 time, compared with traditional material, its hardness, tensile strength and elongation percentage can improve.
And further, anti-surge pipeline 30 is provided with two-way, two-way anti-surge pipeline 30 is arranged in parallel, and this scheme can make the effect of anti-surge be strengthened.
Further, due to being arranged in parallel of two-way anti-surge pipeline 30, in the present embodiment, the triple valve of connection two third path 313 is also preferably set, air-flow intersects at triple valve and enters inlet casing, this scheme simplifies the design of anti-surge pipeline 30, shortens the length of anti-surge pipeline 30.
Below be only preferred implementation of the present utility model, it is to be noted, these embodiments are only not used in restriction scope of the present utility model for illustration of the utility model, and, after having read content of the present utility model, relevant technical staff in the field can make various change or amendment to the utility model, and these equivalent form of values fall into the application's appended claims limited range equally.
Claims (7)
1. an engine turbine compressed air induction system, comprise the air filter connecting pressurized machine air inlet side to give vent to anger steel pipe joint, to give vent to anger steel pipe joint with the intercooler being connected to described pressurized machine exhaust side, it is characterized in that, also be provided with anti-surge pipeline, described anti-surge pipeline comprises anti-surge valve, described anti-surge valve is three-way valve, first path of described anti-surge valve is connected to described intercooler and gives vent to anger steel pipe joint, the alternate path of described anti-surge valve is connected to described air filter and gives vent to anger steel pipe joint, the third path of described anti-surge valve is connected to the inlet casing of motor, air-flow enters described anti-surge valve from described first path and flows through described alternate path respectively and enters described air filter and to give vent to anger steel pipe joint, flow through described third path and enter described inlet casing.
2. engine turbine compressed air induction system according to claim 1, is characterized in that, described first path, described alternate path and described third path include steam hose.
3. engine turbine compressed air induction system according to claim 2, is characterized in that, described steam hose is Ethylene Propylene Terpolymer sebific duct.
4. the engine turbine compressed air induction system according to any one of claim 1-3, it is characterized in that, described anti-surge valve inside has one-way valve diaphragm, and gas pressure is pushed described one-way valve diaphragm open and is circulated to described alternate path and described third path respectively.
5. engine turbine compressed air induction system according to claim 4, is characterized in that, described one-way valve diaphragm is fluorine rubber diaphragm.
6. the engine turbine compressed air induction system according to any one of claim 1-3, is characterized in that, described anti-surge pipeline is provided with two-way, and described in two, anti-surge pipeline is arranged in parallel.
7. engine turbine compressed air induction system according to claim 6, is characterized in that, also comprises the triple valve of third path described in connection two, and air-flow intersects at described triple valve and enters described exhaust casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520519087.3U CN204783371U (en) | 2015-07-15 | 2015-07-15 | Turbine of engine pressure boost air intake system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520519087.3U CN204783371U (en) | 2015-07-15 | 2015-07-15 | Turbine of engine pressure boost air intake system |
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| Publication Number | Publication Date |
|---|---|
| CN204783371U true CN204783371U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520519087.3U Expired - Fee Related CN204783371U (en) | 2015-07-15 | 2015-07-15 | Turbine of engine pressure boost air intake system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757238A (en) * | 2018-05-28 | 2018-11-06 | 安徽江淮汽车集团股份有限公司 | A kind of air inlet system for vehicle |
| CN109681316A (en) * | 2018-12-28 | 2019-04-26 | 重庆长安汽车股份有限公司 | A kind of air intake structure of turbocharging automobile |
| CN112067302A (en) * | 2020-09-17 | 2020-12-11 | 中国航发沈阳黎明航空发动机有限责任公司 | Surge pressure signal measuring structure for aircraft engine |
-
2015
- 2015-07-15 CN CN201520519087.3U patent/CN204783371U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757238A (en) * | 2018-05-28 | 2018-11-06 | 安徽江淮汽车集团股份有限公司 | A kind of air inlet system for vehicle |
| CN109681316A (en) * | 2018-12-28 | 2019-04-26 | 重庆长安汽车股份有限公司 | A kind of air intake structure of turbocharging automobile |
| CN112067302A (en) * | 2020-09-17 | 2020-12-11 | 中国航发沈阳黎明航空发动机有限责任公司 | Surge pressure signal measuring structure for aircraft engine |
| CN112067302B (en) * | 2020-09-17 | 2022-10-04 | 中国航发沈阳黎明航空发动机有限责任公司 | Surge pressure signal measuring structure for aircraft engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee before: Anhui Jianghuai Automobile Co., Ltd. |
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| 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: 20151118 Termination date: 20190715 |