CN104653332B - A kind of cylinder and inlet manifold attachment structure - Google Patents
A kind of cylinder and inlet manifold attachment structure Download PDFInfo
- Publication number
- CN104653332B CN104653332B CN201410587237.4A CN201410587237A CN104653332B CN 104653332 B CN104653332 B CN 104653332B CN 201410587237 A CN201410587237 A CN 201410587237A CN 104653332 B CN104653332 B CN 104653332B
- Authority
- CN
- China
- Prior art keywords
- inlet manifold
- cylinder
- traveller
- heat conduction
- heat
- 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
Links
- 239000007788 liquid Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- BDKZHNJTLHOSDW-UHFFFAOYSA-N [Na].CC(O)=O Chemical class [Na].CC(O)=O BDKZHNJTLHOSDW-UHFFFAOYSA-N 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 abstract description 27
- 239000002912 waste gas Substances 0.000 abstract description 9
- 230000007812 deficiency Effects 0.000 abstract description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Landscapes
- Check Valves (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Abstract
The invention discloses a kind of cylinder and inlet manifold attachment structure, it is intended to overcome engine of the prior art during cold start-up in cold snap because mixed gas temperature deficiency cannot normally start, and engine flashback failure cannot be avoided to cause inlet manifold the problem of damage.It includes inlet manifold and cylinder air inlet, check valve is provided between inlet manifold end and cylinder air inlet, described check valve includes valve body and valve element, described valve element includes plugging sheet, some slide bars, described slide bar is provided with back-moving spring, described slide bar outer end is provided with spring retainer head, described back-moving spring end thereof contacts plugging sheet.The present invention has the advantages that：(1) mixed gas are preheated, shortens engine cold start-up time in cold snap；(2) when preventing engine flashback, waste gas enters inlet manifold.
Description
Technical field
The present invention relates to a kind of engine structure, more particularly to a kind of control engine and inlet manifold attachment structure.
Background technology
Engine is the core of automobile dynamic system, and in suction stroke, mixed gas pass through existing engine
Air inlet discrimination enters, and in instroke, waste gas is discharged by exhaust manifold.Mixed gas are inhaled into cylinder, by contacting gas
Thermal element high in cylinder, completes preliminary intensification.But in cold environment during cold-starting automobile, may be due to the gaseous mixture for entering
Temperature is too low, and can not normally start.Also there is the defect of engine flashback in available engine, be due to certain failure,
Exhaust valve closing in instroke, waste gas cannot be discharged.Now waste gas may be by inlet valve, into inlet manifold, seriously
When inlet manifold can be caused to burst.Therefore lack between engine of the prior art and inlet manifold mixed gas are carried out it is pre-
Heat, prevents exhaust gas recirculation from entering the one-way air inlet control device of inlet manifold.
The content of the invention
The present invention is to overcome engine of the prior art because mixed gas during cold start-up in cold snap
Temperature deficiency cannot normally start, and cannot avoid engine flashback failure that the problem of damage is caused to inlet manifold, there is provided
The mixed gas for entering can be preheated, shorten engine cold start-up time in cold snap；Can prevent from starting
When machine is tempered, waste gas enters a kind of cylinder and inlet manifold attachment structure of inlet manifold.
To achieve the above object, the present invention uses following technical scheme：
A kind of cylinder and inlet manifold attachment structure, including inlet manifold and cylinder air inlet, in inlet manifold
Check valve is provided between end and cylinder air inlet, the negotiable direction of described check valve is to be entered by inlet manifold to cylinder
Gas port.
Preferably, described check valve includes valve body and valve element, described valve element includes plugging sheet, some cunnings
Bar, described slide bar is provided with back-moving spring, and described slide bar outer end is provided with spring retainer head, described plugging sheet and all cunnings
Bar is slidably connected, described back-moving spring end thereof contacts plugging sheet, described plugging sheet covering inlet manifold and cylinder intake
The junction of mouth.
Preferably, described valve body is provided with heater, described heater is in inlet manifold near cylinder intake
One end of mouth, described heater is connected with the outer tube wall of inlet manifold.
Preferably described check valve includes valve body and valve element as another, described valve body include being positioned close into
The dividing plate of gas manifold one end and the stepped hole for being positioned close to cylinder air inlet one end, dividing plate are provided centrally with through hole；Valve element bag
The plugging sheet of the closure plug, connecting rod and closure stepped hole of closure through hole is included, back-moving spring is provided between plugging sheet and dividing plate,
The aperture that inlet manifold one end is close to diameter greater than stepped hole of plugging sheet, less than the stomidium that stepped hole is close to cylinder air inlet
Footpath；Heat exchange jacekt is arranged with outside valve body, Heat exchange jacekt is internally provided with heat exchanging chamber, heat exchanging chamber connection having heaters, heat exchanging chamber and heating
Liquid thermal conductivity media is filled with device；Heat exchange jacekt inner surface housing slidably connects some heat conduction travellers, and heat conduction traveller one end is worn
Heat exchange jacekt inner surface housing and valve interior wall are crossed, the other end is located in heat exchanging chamber and has been fixedly and coaxially connected slide bar；Described
Slide bar one end connects heat conduction traveller, and the other end is slidably connected through Heat exchange jacekt outer surface housing with Heat exchange jacekt, and slide bar is provided with cunning
Dynamic drive mechanism；Described heat conduction traveller is hollow structure, and the part that heat conduction traveller is located in heat exchanging chamber is provided with and connects in it
The convection holes in chamber；Heat conduction traveller is arranged with the resilient helical fin of tool, described helical fin one end through the part of valve body
Valve body inside pipe wall is fixedly connected, the other end is fixedly connected the end of heat conduction traveller.
Preferably, described valve interior wall is provided with the housing groove of storage helical fin, heat conduction traveller passes through storage
Groove.
Preferably, described liquid thermal conductivity media is water or saturated acetic acid sodium solution.
Preferably, described sliding drive mechanism includes connecting plate, drive cylinder and cylinder block, each slide bar passes through heat exchange
The end for covering one end of outer surface is connected with each other by connecting plate, and drive cylinder is fixed on inlet manifold by cylinder block, is driven
The end connection connecting plate of the cylinder rod of cylinder.
Preferably, it is characterized in that, described valve element, heat conduction traveller and helical fin use Heat Conduction Material.
Therefore, the present invention has the advantages that：(1) mixed gas are preheated, shortens engine in cold day
The cold start-up time in gas；(2) when preventing engine flashback, waste gas enters inlet manifold.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention 1；
When Fig. 2 is cylinder intake stroke in embodiment 2, partial schematic sectional view of the invention.
When Fig. 3 is cylinder compression stroke, working stroke and instroke in embodiment 2, broken section of the invention is illustrated
Figure.
In figure：1 inlet manifold；2 cylinder air inlets；3 check valves；31 valve bodies；32 closure plugs；33 connecting rods；34 plugging sheets；
35 back-moving springs；36 housing grooves；37 dividing plates；4 Heat exchange jacekts；41 heat exchanging chambers；5 heaters；6 heat conduction travellers；61 convection holes；7 slide
Bar；8 helical fins；9 connecting plates；10 drive cylinders；11 cylinder blocks.
Specific embodiment
The present invention is described further with reference to body the drawings and specific embodiments.
Embodiment 1：As shown in figure 1, a kind of cylinder of the invention and inlet manifold attachment structure, including air inlet discrimination
Pipe 1 and cylinder air inlet 2, are provided with check valve 3 between inlet manifold end and cylinder air inlet, described check valve can
Circulating direction is by inlet manifold to cylinder air inlet.Described check valve 3 includes valve body and valve element, and described valve element includes one
Individual plugging sheet 34, some slide bars 7, described slide bar are provided with back-moving spring 35, and described slide bar outer end is provided with spring retainer head,
Described plugging sheet is slidably connected with all slide bars, the described end thereof contacts plugging sheet 34 of back-moving spring 35, described closure
Piece covers the junction of inlet manifold and cylinder air inlet.Described valve body is provided with heater 5, described heater be in into
Gas manifold is connected near one end of cylinder air inlet, described heater with the outer tube wall of inlet manifold 1.
Heater 5 can be heated to gas, shorten engine cold start-up time in cold snap.The kind of heater
Class can be selected as needed.Mixed gas can push up Kaifeng jam, so as to smoothly enter cylinder intake from inlet manifold 1
Mouth 2, after the completion of air inlet action, plugging sheet 34 can reset in the presence of back-moving spring 35.
Embodiment 2：As shown in Figure 2 and Figure 3, a kind of cylinder of the invention and inlet manifold attachment structure, including enter
Gas manifold 1 and cylinder air inlet 2, are provided with check valve, described check valve between inlet manifold end and cylinder air inlet
Negotiable direction be by inlet manifold to cylinder air inlet.Described check valve 3 includes valve body 31 and valve element.Valve body 31 includes
The dividing plate 37 for being positioned close to the one end of inlet manifold 1 and the stepped hole for being positioned close to the one end of cylinder air inlet 2, the center of dividing plate 37
It is provided with through hole.Valve element includes the plugging sheet 34 of the closure plug 32, connecting rod 33 of closure through hole and closure stepped hole, plugging sheet 34
Be provided with back-moving spring 35 and dividing plate 37 between, plugging sheet 34 with diameter greater than stepped hole near the aperture of the one end of inlet manifold 1,
Less than stepped hole near one end aperture of cylinder air inlet 2.
Heat exchange jacekt 4 is arranged with outside valve body 31, Heat exchange jacekt 4 is internally provided with heat exchanging chamber 41, the connection having heaters of heat exchanging chamber 41
5, water is filled with heat exchanging chamber 41 and heater 5；The inner surface housing of Heat exchange jacekt 4 slidably connects some heat conduction travellers 6, and heat conduction is slided
The one end of post 6 passes through the inner surface housing of Heat exchange jacekt 4 and the inwall of valve body 31, the other end to be located in heat exchanging chamber 41 and be fixedly and coaxially connected
There is slide bar 7；The described one end of slide bar 7 connection heat conduction traveller 6, the other end is slided through the outer surface housing of Heat exchange jacekt 4 with Heat exchange jacekt 4
Connection, slide bar 7 is provided with sliding drive mechanism；Described heat conduction traveller 6 is hollow structure, and heat conduction traveller 6 is located at heat exchanging chamber 41
Interior part is provided with the convection holes 16 for connecting its inner chamber；It is resilient that heat conduction traveller 6 is arranged with tool through the part of valve body 31
Helical fin 8, described one end of helical fin 8 is fixedly connected the inside pipe wall of valve body 31, and the other end is fixedly connected the end of heat conduction traveller 6
End.The inwall of valve body 31 is provided with the housing groove 36 of storage helical fin 8, and heat conduction traveller 6 passes through housing groove 36.
Sliding drive mechanism includes connecting plate 9, drive cylinder 10 and cylinder block 11, and each slide bar 7 passes through the outer surface of Heat exchange jacekt 4
The end of one end be connected with each other by connecting plate 9, drive cylinder 10 is fixed on inlet manifold 1, driving gas by cylinder block 11
The end connection connecting plate 9 of the cylinder rod of cylinder 10.
Valve element, heat conduction traveller 6 and helical fin 8 in the present embodiment use Heat Conduction Material.
Check valve 3 plays unidirectionally controlled effect, ensure that mixed gas pass through single from inlet manifold 1 in suction stroke
Enter cylinder to valve 3, and waste gas cannot pass through inlet manifold 1 from check valve 3 in instroke.Therefore, it is possible to prevent
During engine flashback, waste gas enters inlet manifold 1.
Part mixed gas are left in space between closure plug 32 and plugging sheet 34 when check valve 3 is closed, cold in engine
During startup, the heating liquid thermal conductivity media of heater 5, liquid thermal conductivity media flows through heat exchanging chamber 41 and carries out heat with this part mixed gas
Exchange, preheat this part mixed gas.Meanwhile, heat conduction traveller 6 is acted on by sliding drive mechanism and slide bar 7, in valve body 31
Portion skids off, and launches the contact area of helical fin 8, increase heat exchanging chamber 41 and mixed gas, and contact position close to flue gas leading
Center, pre-heat effect of the enhancing to waste gas.In cylinder intake stroke, heat conduction traveller 6 resets, and compression folds helical fin 8 and receives
It is contained in housing groove 36.The protection heat conduction of housing groove 36 traveller 6 and the structure of helical fin 8, while ensureing that mixed gas are smooth
By check valve 3.Influence is thought in suction stroke, and the mixed gas and other mixed gas having been warmed up mix into cylinder,
The temperature of mixed gas in cylinder is improved, shortens engine cold start-up time in cold snap, engine is normally opened as early as possible
It is dynamic.
Claims (5)
1. a kind of cylinder and inlet manifold attachment structure, it is characterized in that, including inlet manifold and cylinder air inlet, entering
Be provided with check valve between gas manifold end and cylinder air inlet, the negotiable direction of described check valve be by inlet manifold extremely
Cylinder air inlet；Described check valve includes valve body and valve element, and described valve body is provided with heater, and described heater is in
Inlet manifold is connected near one end of cylinder air inlet, described heater with the outer tube wall of inlet manifold；Described valve body bag
The dividing plate for being positioned close to inlet manifold one end and the stepped hole for being positioned close to cylinder air inlet one end are included, dividing plate is centrally disposed
There is through hole；Valve element include closure through hole closure plug, connecting rod and closure stepped hole closure diaphragm, closure diaphragm and dividing plate it
Between be provided with back-moving spring, closure diaphragm with diameter greater than stepped hole near the aperture of inlet manifold one end, leaned on less than stepped hole
One end aperture of nearly cylinder air inlet；Heat exchange jacekt is arranged with outside valve body, Heat exchange jacekt is internally provided with heat exchanging chamber, and heat exchanging chamber is communicated with
Liquid thermal conductivity media is filled with heater, heat exchanging chamber and heater；Heat exchange jacekt inner surface housing slidably connects some heat conduction
Traveller, heat conduction traveller one end passes through Heat exchange jacekt inner surface housing and valve interior wall, the other end to be located in heat exchanging chamber and coaxially solid
Surely it is connected with slide bar；Described slide bar one end connects heat conduction traveller, and the other end is slided through Heat exchange jacekt outer surface housing with Heat exchange jacekt
Connection, slide bar is provided with sliding drive mechanism；The heat conduction traveller is hollow structure, and heat conduction traveller is located at the part in heat exchanging chamber
It is provided with the convection holes for connecting its inner chamber；Heat conduction traveller is arranged with the resilient helical fin of tool through the part of valve body, described
Helical fin one end is fixedly connected valve body inside pipe wall, and the other end is fixedly connected the end of heat conduction traveller.
2. a kind of cylinder according to claim 1 and inlet manifold attachment structure, it is characterized in that, described valve body
Inwall is provided with the housing groove of storage helical fin, and heat conduction traveller passes through housing groove.
3. a kind of cylinder according to claim 1 and inlet manifold attachment structure, it is characterized in that, described liquid
Heat-conducting medium is water or saturated acetic acid sodium solution.
4. a kind of cylinder according to claim 1 and inlet manifold attachment structure, it is characterized in that, described slip
Drive mechanism includes connecting plate, drive cylinder and cylinder block, and each slide bar passes through to connect through the end of one end of Heat exchange jacekt outer surface
Fishplate bar is connected with each other, and drive cylinder is fixed on inlet manifold, the end connection connecting plate of the cylinder rod of drive cylinder by cylinder block.
5. a kind of cylinder and inlet manifold attachment structure according to claim 1 or 2 or 3 or 4, it is characterized in that,
Described valve element, heat conduction traveller and helical fin use Heat Conduction Material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410587237.4A CN104653332B (en) | 2014-10-28 | 2014-10-28 | A kind of cylinder and inlet manifold attachment structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410587237.4A CN104653332B (en) | 2014-10-28 | 2014-10-28 | A kind of cylinder and inlet manifold attachment structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104653332A CN104653332A (en) | 2015-05-27 |
| CN104653332B true CN104653332B (en) | 2017-06-23 |
Family
ID=53244867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410587237.4A Expired - Fee Related CN104653332B (en) | 2014-10-28 | 2014-10-28 | A kind of cylinder and inlet manifold attachment structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104653332B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105420979A (en) * | 2015-12-27 | 2016-03-23 | 邹桂平 | Anti-static and flame-proof spinning yarn-expanding machine |
| CN109306924B (en) * | 2018-11-23 | 2024-04-30 | 湖北科技学院 | An internal combustion engine intake and exhaust system |
| CN110185560B (en) * | 2019-06-27 | 2020-02-14 | 江苏江淮动力有限公司 | Anti-backfire air filter |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5751941A (en) * | 1980-09-10 | 1982-03-27 | Honda Motor Co Ltd | Intake apparatus of internal combustion engine |
| JPS6226320A (en) * | 1985-07-25 | 1987-02-04 | Toyota Motor Corp | Intake pipe with backflow prevention device |
| JPH03199662A (en) * | 1989-12-26 | 1991-08-30 | Komatsu Ltd | diesel engine intake check valve |
| CN201581997U (en) * | 2009-07-13 | 2010-09-15 | 智宝旦 | Energy-saving and emission-reducing air intake ducts for engines |
| CN203297685U (en) * | 2013-05-01 | 2013-11-20 | 长春黄金研究院 | Up-flow counterflow prevention device |
| CN103437916B (en) * | 2013-08-30 | 2015-10-14 | 东风商用车有限公司 | Anti-backfire safety valve of engine |
| CN203856619U (en) * | 2014-03-28 | 2014-10-01 | 长城汽车股份有限公司 | Engine air intake system and engine |
-
2014
- 2014-10-28 CN CN201410587237.4A patent/CN104653332B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104653332A (en) | 2015-05-27 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160122 Address after: 315336 Binhai New Area, Hangzhou Bay, Zhejiang, No. two, No. 818 Road, No. Applicant after: NINGBO GEELY ROYAL ENGINE COMPONENTS Co.,Ltd. Applicant after: ZHEJIANG GEELY LUOYOU ENGINE Co.,Ltd. Applicant after: JI'NAN GEELY AUTO PARTS Co.,Ltd. Applicant after: HUNAN LUOYOU ENGINE PARTS Co.,Ltd. Applicant after: NINGBO SHANGZHONGXIA AUTOMATIC TRANSMISSION Co.,Ltd. Applicant after: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Address before: 315336 Binhai New Area, Hangzhou Bay, Zhejiang, No. two, No. 818 Road, No. Applicant before: NINGBO GEELY ROYAL ENGINE COMPONENTS Co.,Ltd. Applicant before: ZHEJIANG GEELY LUOYOU ENGINE Co.,Ltd. Applicant before: JI'NAN GEELY AUTO PARTS Co.,Ltd. Applicant before: HUNAN LUOYOU ENGINE PARTS Co.,Ltd. Applicant before: SHANDONG JILI TRANSMISSION Co.,Ltd. Applicant before: NINGBO SHANGZHONGXIA AUTOMATIC TRANSMISSION Co.,Ltd. Applicant before: HUNAN JISHENG INTERNATIONAL POWER TRANSMISSION SYSTEM Co.,Ltd. Applicant before: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20161129 Address after: Licheng District 250109 Shandong city of Ji'nan province (hi tech Zone) Chunhui Road No. 1777 Applicant after: JI'NAN GEELY AUTO PARTS Co.,Ltd. Address before: 315336 Binhai New Area, Hangzhou Bay, Zhejiang, No. two, No. 818 Road, No. Applicant before: NINGBO GEELY ROYAL ENGINE COMPONENTS Co.,Ltd. Applicant before: ZHEJIANG GEELY LUOYOU ENGINE Co.,Ltd. Applicant before: JI'NAN GEELY AUTO PARTS Co.,Ltd. Applicant before: HUNAN LUOYOU ENGINE PARTS Co.,Ltd. Applicant before: NINGBO SHANGZHONGXIA AUTOMATIC TRANSMISSION Co.,Ltd. Applicant before: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. |
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Effective date of registration: 20200612 Address after: 315336 No. two, 818 Binhai New Area, Hangzhou Bay, Zhejiang, Ningbo Co-patentee after: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Patentee after: NINGBO GEELY ROYAL ENGINE COMPONENTS Co.,Ltd. Address before: Licheng District 250109 Shandong city of Ji'nan province (hi tech Zone) Chunhui Road No. 1777 Patentee before: JI'NAN GEELY AUTO PARTS 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: 20170623 |