CN205172774U - Intake manifold for supercharged engine - Google Patents
Intake manifold for supercharged engine Download PDFInfo
- Publication number
- CN205172774U CN205172774U CN201520890332.1U CN201520890332U CN205172774U CN 205172774 U CN205172774 U CN 205172774U CN 201520890332 U CN201520890332 U CN 201520890332U CN 205172774 U CN205172774 U CN 205172774U
- Authority
- CN
- China
- Prior art keywords
- supercharged engine
- inlet manifold
- air flue
- lower shell
- die cavity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses an intake manifold for supercharged engine, the housing comprises an upper housing and a lower housin, go up the casing with the fixed formation of casing is integrative down, go up the casing with the internal portion of inferior valve is equipped with the pressure stabilizing cavity that transversely link up, the tip of pressure stabilizing cavity is equipped with the air inlet, the air inlet is connected with whole car air intake system, be equipped with the air flue in the pressure stabilizing cavity, every top and each self -corresponding engine cylinder lid of air flue are connected, the internal portion of inferior valve is equipped with the die cavity laterally, the die cavity is equipped with passageway, every the passageway with correspond position department the air flue intercommunication, the middle part and the crankcase of die cavity lead to. The homogeneity of admitting air is good, and it is more abundant to burn, reduces harmful gas's emission, and simple process makes the more stable power moment of torsion of engine output simultaneously.
Description
Technical field
The utility model relates to supercharged engine field, particularly a kind of supercharged engine inlet manifold.
Background technique
At present, compare equal discharge capacity naturally aspirated engine, power and the combustion efficiency of supercharged engine are higher, and discharge is lower.Along with the every laws and regulations requirement of domestic reduction of discharging consumption reduction is constantly released, supercharged engine will become following development trend.Be different from naturally aspirated engine, fresh air temperature and pressure after supercharging is higher, and the pipeline of supercharged engine bent axle on market is all be connected to intake manifold place with single straight-through tube form, this makes intake uniformity poor, has certain influence to engine performance.The spray bar of motor is arranged in intake manifold, and the deviation of oil spout angle also directly will affect engine performance, therefore should ensure the mounting point of oily rail as far as possible.
Summary of the invention
The utility model is to solve deficiency of the prior art, provides a kind of intake uniformity good, and burning is more abundant, reduces the discharge of harmful gas, and technique is simple, makes motor export the supercharged engine inlet manifold of more stable power moment of torsion simultaneously.
The technological scheme of a kind of supercharged engine inlet manifold of the utility model is:
A kind of supercharged engine inlet manifold, comprise upper shell and lower shell body, described upper shell and described lower shell body are fixed and are formed one, described upper shell and described lower shell body inside are provided with the pressure stabilizing cavity of lateral direction penetrating, the end of described pressure stabilizing cavity is provided with suction port, described suction port is connected with car load gas handling system, described pressure stabilizing cavity inwall is provided with air flue, the top of each described air flue is connected with each self-corresponding engine cylinder cover, be provided with die cavity to described lower shell body inner transverse, described die cavity is provided with passage, each described passage is communicated with the described air flue of corresponding position, the middle part of described die cavity is communicated with crankcase.
The technological scheme of a kind of supercharged engine inlet manifold of the utility model can also be:
The middle part of described die cavity is provided with the vertical chamber of opening vertically upward, and end, described vertical chamber is provided with the sealing cover sealing described vertical chamber, and described sealing cover is provided with connecting head, and described vertical chamber is communicated with described crankcase by described connecting head.
Described connecting head and the one-body molded setting of described sealing cover.
Integratedly on described lower shell body be provided with oily rail installation base and oil nozzle mounting hole, oily rail is fixedly installed on described oily rail installation base, and oil nozzle one end is connected with described air flue by described oil nozzle mounting hole.
Described lower shell body outside is provided with Valve EGR mounting bracket, and the outside of described Valve EGR mounting bracket is provided with protecting sheet, and Valve EGR is fixed by described Valve EGR mounting bracket and lower shell body.
The outside of described upper shell is provided with temperature and pressure transmitter mounting hole, and temperature and pressure transmitter is fixed by described temperature and pressure transmitter mounting hole and described upper shell.
Described upper shell is provided with one-way valve mounting hole, and one-way valve is fixed by described one-way valve mounting hole and described upper shell.
A kind of supercharged engine inlet manifold of the utility model, comprise upper shell and lower shell body, described upper shell and described lower shell body are fixed and are formed one, described upper shell and described lower shell body inside are provided with the pressure stabilizing cavity of lateral direction penetrating, the end of described pressure stabilizing cavity is provided with suction port, described suction port is connected with car load gas handling system, described pressure stabilizing cavity inwall is provided with air flue, the top of each described air flue is connected with each self-corresponding engine cylinder-body, be provided with die cavity to described lower shell body inner transverse, described die cavity is provided with passage, each described passage is communicated with the described air flue of corresponding position, the middle part of described die cavity is communicated with crankcase.Like this, the air that air filter filters enters into pressure stabilizing cavity by suction port, and enter into in the air flue of pressure stabilizing cavity UNICOM equably along with the flowing of gas in pressure stabilizing cavity, effectively reduce air inlet and prolong journey resistance, ensure air inlet uniformity and charging efficiency, gas flow increases pressure through each air flue and enters in each engine cylinder-body, make in engine cylinder-body, to obtain sufficient gas, burn more abundant, reduce the discharge of harmful gas, ensure to start function at the low rotational speed can the power moment of torsion of stable output.Simultaneously, be connected with crankcase in the middle part of die cavity, and die cavity and each air flue are by different expanding channels, what enable the mixed gas stable and uniform of backflow in crankcase enters among air flue by each different passage, enter into again in engine cylinder-body, further increase the combustion stability of engine cylinder-body, reduce the discharge of harmful gas.
Accompanying drawing explanation
The schematic diagram of a kind of supercharged engine inlet manifold of Fig. 1 the utility model;
The die cavity of a kind of supercharged engine inlet manifold of Fig. 2 the utility model and the schematic diagram of passage;
The cut-away illustration of the passage of a kind of supercharged engine inlet manifold of Fig. 3 the utility model;
Figure number explanation
1 ... lower shell body 2 ... oil nozzle mounting hole 3 ... oil rail installation base 4 ... sealing cover 5 ... connecting head 6 ... upper shell 7 ... temperature and pressure transmitter mounting hole 8 ... Valve EGR mounting bracket 9 ... one-way valve mounting hole 10 ... suction port 11 ... die cavity 12 ... passage 13 ... air flue
Embodiment
Below in conjunction with specific embodiment, a kind of supercharged engine inlet manifold of the present utility model is further described.
As Figure 1-3, a kind of supercharged engine inlet manifold, comprise upper shell 6 and lower shell body 1, described upper shell 6 forms one with described lower shell body 1 is fixing, described upper shell 6 and described lower shell body 1 inside are provided with the pressure stabilizing cavity of lateral direction penetrating, the end of described pressure stabilizing cavity is provided with suction port 10, described suction port 10 is connected with air filter, described pressure stabilizing cavity inwall is provided with air flue 13, the top of each described air flue 13 is connected with each self-corresponding engine cylinder-body, be provided with die cavity 11 to described lower shell body 1 inner transverse, described die cavity 11 is provided with passage 12, each described passage 12 is communicated with the described air flue 13 of corresponding position, the middle part of described die cavity 11 is communicated with crankcase.Like this, the air that air filter filters enters into pressure stabilizing cavity by suction port 10, and enter in the air flue 13 be communicated with pressure stabilizing cavity equably along with the flowing of gas in pressure stabilizing cavity, effectively reduce air inlet and prolong journey resistance, ensure air inlet uniformity and charging efficiency, gas flow increases pressure through each air flue 13 and enters in each engine cylinder-body, make in engine cylinder-body, to obtain sufficient gas, burn more abundant, reduce the discharge of harmful gas, ensure to start function at the low rotational speed can the power moment of torsion of stable output.Simultaneously, be connected with crankcase in the middle part of die cavity 11, and die cavity 11 and each air flue 13 are connected by different passages 12, what enable the mixed gas stable and uniform of backflow in crankcase enters among air flue 13 by each different passage 12, enter into again in engine cylinder-body, further increase the combustion stability of engine cylinder-body, reduce the discharge of harmful gas.
See accompanying drawing 1-3, a kind of supercharged engine inlet manifold of the present utility model is on the basis of technique scheme, can be: the middle part of described die cavity 11 is provided with the vertical chamber of opening vertically upward, end, described vertical chamber is provided with the sealing cover 4 sealing described vertical chamber, described sealing cover 4 is provided with connecting head 5, and described vertical chamber is communicated with described crankcase by described connecting head 5.Like this, the mixed gas from crankcase can enter into air flue 13 by die cavity 11 and passage 12, and fully and equably mixes with air, thus enters into each cylinder body of motor, and completes Thorough combustion in cylinder body.Preferred technological scheme can be further: described connecting head 5 and the one-body molded setting of described sealing cover 4.Like this, connecting head 5 is one-body molded with sealing cover 4, decreases installation step, improves manufacturing efficiency, reduce cost of production.Further preferred technological scheme can also be: integratedly on described lower shell body 1 be provided with oily rail installation base 3 and oil nozzle mounting hole 2, oil rail is fixedly installed on described oily rail installation base 3, and described oil nozzle one end is connected with described air flue 13 by described oil nozzle mounting hole 2.Like this, by oily rail installation base 3, oily rail can be arranged on lower shell body 1, ensure that stability and the smoothness of oily rail, gas can enter in engine cylinder-body equably, and Thorough combustion, improve engine efficiency, reduce harmful gas emission.
See accompanying drawing 1-2; a kind of supercharged engine inlet manifold of the present utility model is on the basis of technique scheme; can be: described lower shell body 1 outside is provided with Valve EGR mounting bracket 8; the outside of described Valve EGR mounting bracket 8 is provided with protecting sheet, and Valve EGR is fixed by described Valve EGR mounting bracket 8 and lower shell body 1.Like this, Valve EGR can be made can be fixed by Valve EGR mounting bracket 8 and lower shell body 1, and structure is compacter; simultaneously; the setting of protecting sheet, can make Valve EGR mounting bracket 8 not be subject to collide the damage brought in handling process, extend working life.
See accompanying drawing 1-3, a kind of supercharged engine inlet manifold of the present utility model is on the basis of technique scheme, can be: the outside of described upper shell 6 is provided with temperature and pressure transmitter mounting hole 7 that temperature and pressure transmitter is fixed by described temperature and pressure transmitter mounting hole 7 with described upper shell 6.Like this, detect by temperature and pressure transmitter the pressure and temperature that in manifold, gas reaches, and then, made inner pressure and temperature be no more than rated range by the inlet of controlling changing gas.
See accompanying drawing 1-2, a kind of supercharged engine inlet manifold of the present utility model is on the basis of technique scheme, and Ke Yishi: described upper shell 6 is provided with one-way valve mounting hole 9, one-way valve is fixed by described one-way valve mounting hole 9 and described upper shell 6.Like this, can open according to pressure official post one-way valve and the fuel gas reclaimed in canister be imported intake manifold.
Above-mentionedly only a kind of specific embodiment in the utility model to be illustrated; but can not as protection domain of the present utility model; every equivalence made according to the design spirit in the utility model changes or modifies, and all should think and fall into protection domain of the present utility model.
Claims (7)
1. a supercharged engine inlet manifold, it is characterized in that: comprise upper shell and lower shell body, described upper shell and described lower shell body are fixed and are formed one, described upper shell and described lower shell body inside are provided with the pressure stabilizing cavity of lateral direction penetrating, the end of described pressure stabilizing cavity is provided with suction port, described suction port is connected with car load gas handling system, described pressure stabilizing cavity inwall is provided with air flue, the top of each described air flue is connected with each self-corresponding engine cylinder cover, be provided with die cavity to described lower shell body inner transverse, described die cavity is provided with passage, each described passage is communicated with the described air flue of corresponding position, the middle part of described die cavity is communicated with crankcase.
2. a kind of supercharged engine inlet manifold according to claim 1, it is characterized in that: the middle part of described die cavity is provided with the vertical chamber of opening vertically upward, end, described vertical chamber is provided with the sealing cover sealing described vertical chamber, described sealing cover is provided with connecting head, and described vertical chamber is communicated with described crankcase by described connecting head.
3. a kind of supercharged engine inlet manifold according to claim 2, is characterized in that: described connecting head and the one-body molded setting of described sealing cover.
4. a kind of supercharged engine inlet manifold according to any one of claim 1-3 claim, it is characterized in that: integratedly on described lower shell body be provided with oily rail installation base and oil nozzle mounting hole, oil rail is fixedly installed on described oily rail installation base, and oil nozzle one end is connected with described air flue by described oil nozzle mounting hole.
5. a kind of supercharged engine inlet manifold according to any one of claim 1-3 claim; it is characterized in that: described lower shell body outside is provided with Valve EGR mounting bracket; the outside of described Valve EGR mounting bracket is provided with protecting sheet, and Valve EGR is fixed by described Valve EGR mounting bracket and lower shell body.
6. a kind of supercharged engine inlet manifold according to any one of claim 1-3 claim, it is characterized in that: the outside of described upper shell is provided with temperature and pressure transmitter mounting hole, temperature and pressure transmitter is fixed by described temperature and pressure transmitter mounting hole and described upper shell.
7. a kind of supercharged engine inlet manifold according to any one of claim 1-3 claim, is characterized in that: described upper shell is provided with one-way valve mounting hole, and one-way valve is fixed by described one-way valve mounting hole and described upper shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520890332.1U CN205172774U (en) | 2015-11-10 | 2015-11-10 | Intake manifold for supercharged engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520890332.1U CN205172774U (en) | 2015-11-10 | 2015-11-10 | Intake manifold for supercharged engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205172774U true CN205172774U (en) | 2016-04-20 |
Family
ID=55736776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520890332.1U Expired - Fee Related CN205172774U (en) | 2015-11-10 | 2015-11-10 | Intake manifold for supercharged engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205172774U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640443A (en) * | 2016-10-28 | 2017-05-10 | 广州汽车集团股份有限公司 | Intake manifold capable of guiding ventilation gas of crankcase |
-
2015
- 2015-11-10 CN CN201520890332.1U patent/CN205172774U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640443A (en) * | 2016-10-28 | 2017-05-10 | 广州汽车集团股份有限公司 | Intake manifold capable of guiding ventilation gas of crankcase |
| CN106640443B (en) * | 2016-10-28 | 2019-05-03 | 广州汽车集团股份有限公司 | Can water conservancy diversion crankcase ventilation gas inlet manifold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160420 Termination date: 20211110 |