CN201953495U - Sleeve for upper cover of locomotive engine - Google Patents
Sleeve for upper cover of locomotive engine Download PDFInfo
- Publication number
- CN201953495U CN201953495U CN2008901003467U CN200890100346U CN201953495U CN 201953495 U CN201953495 U CN 201953495U CN 2008901003467 U CN2008901003467 U CN 2008901003467U CN 200890100346 U CN200890100346 U CN 200890100346U CN 201953495 U CN201953495 U CN 201953495U
- Authority
- CN
- China
- Prior art keywords
- import
- sleeve
- exhaust road
- locomotive engine
- exhaust
- 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
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F1/00—Cylinders; Cylinder heads
- F02F1/24—Cylinder heads
- F02F1/42—Shape or arrangement of intake or exhaust channels in cylinder heads
- F02F1/4235—Shape or arrangement of intake or exhaust channels in cylinder heads of intake channels
- F02F1/4257—Shape or arrangement of intake or exhaust channels in cylinder heads of intake channels with an intake liner
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F1/00—Cylinders; Cylinder heads
- F02F1/24—Cylinder heads
- F02F1/42—Shape or arrangement of intake or exhaust channels in cylinder heads
- F02F1/4285—Shape or arrangement of intake or exhaust channels in cylinder heads of both intake and exhaust channel
- F02F1/4292—Shape or arrangement of intake or exhaust channels in cylinder heads of both intake and exhaust channel with liners
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/10006—Air intakes; Induction systems characterised by the position of elements of the air intake system in direction of the air intake flow, i.e. between ambient air inlet and supply to the combustion chamber
- F02M35/10078—Connections of intake systems to the engine
- F02M35/10085—Connections of intake systems to the engine having a connecting piece, e.g. a flange, between the engine and the air intake being foreseen with a throttle valve, fuel injector, mixture ducts or the like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/10006—Air intakes; Induction systems characterised by the position of elements of the air intake system in direction of the air intake flow, i.e. between ambient air inlet and supply to the combustion chamber
- F02M35/10078—Connections of intake systems to the engine
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Exhaust Silencers (AREA)
Abstract
The utility model discloses a sleeve for the upper cover of a locomotive engine, which comprises two symmetrical sheet bodies (10) and the inner sidewall of the sleeve is smooth. Each of the sheet bodies (10) comprises an arc section (11) and an outer-convex section (12). One side edge of the arc section (11) is formed with a recess (13). The outer-convex sections (12) of the two sheet bodies (10) inserted into the inlet duct / exhaust duct (21) of the upper cover of the locomotive engine are sleeved onto the inlet duct / exhaust duct (21). Therefore, the smooth sidewall of the two sheet bodies (10) is adopted instead of the unevenness inner sidewall of the inlet duct / exhaust duct (21) so as to reduce the adherence of grease stains, so that the good running of the engine is ensured. meanwhile, when the intake flowrate is influenced by the adherence of grease stains, a certain amount of the intake flowrate can be maintained by replacing the sleeve. The intake flowrate can also be controlled by the sleeve.
Description
Technical field
The invention relates to a kind of sleeve pipe, refer to a kind of import/exhaust road that is used for the locomotive engine loam cake especially, and can reduce the sleeve pipe that the dirt card invests import/exhaust road inner circle wall.
Background technique
The conventional locomotive engine top cap is provided with the import/exhaust road, allow oil gas enter in the engine via intake duct, discharge by air outlet flue again, drive this locomotive engine running by the spark plug igniting, and then this railroad traction is provided, wherein, what of oil gas air inflow are relevant with the horsepower size of engine, be that air inflow is proportional to engine horsepower, so when the oil gas air inflow was big more, the speed of locomotive was then high more.
Yet, above-mentioned oil gas is the mixture that air and fuel oil mix, and general import/exhaust road inner circle wall face presents uneven, so when oil gas passes through this import/exhaust road, have on the internal face that the part fuel oil is built-up in this import/exhaust road, accumulate over a long period, blocking the fuel oil that invests internal face can influence the caliber size in this import/exhaust road, and then the import/exhaust amount of reduction oil gas, make the operational paradigm of locomotive engine reduce, during locomotive engine loam cake cast form blank, the blank forming process can produce contraction deformation as another, cause the internal volume control in the import/exhaust road of this locomotive engine loam cake to be difficult for, as improve difficulty more with follow-up processing.
In addition, the general used locomotive of racing car, for elevator car speed, can be by the mode that strengthens import/exhaust road bore, improve the import/exhaust amount that oil gas enters engine, therefore conventional locomotive engine import/exhaust road bore is in case strengthen the back and just can't dwindle, and wants extreme care also to be not easy very much so reach on the angle what that adjust import/exhaust amount volume.
Disclosure of an invention
Main purpose of the present invention is to provide a kind of sleeve pipe that is used for the locomotive engine loam cake, and uncommon design by this improves the import/exhaust road shortcoming of the attached grease of card easily of commonly using the locomotive engine loam cake, in case and this import/exhaust road bore become greatly then the shortcoming that can't dwindle.
For reaching aforementioned purpose, the sleeve pipe that is used for the locomotive engine loam cake that the present invention is designed, it comprises two lamellar bodies, this two lamellar body all has an arc section and an outwardly projecting portion, and a side of this arc section forms a recess, and this two lamellar body connects relatively, and its interior sidewall surface all is a smooth surface.
Can learn by above-mentioned, sleeve pipe of the present invention is to be mounted in the import/exhaust road of locomotive engine loam cake, stretch in this import/exhaust road from this outwardly projecting portion, the uneven interior sidewall surface that replaces this import/exhaust road with the smooth inside wall of this sleeve pipe, can reduce the attached chance of fuel oil card, improve the stability of air inflow, and this internal surface of sleeve pipe face blocks attached grease amount and has reached when influencing oil gas import/exhaust amount, the user need not dismantle engine top cap, only need import/exhaust mouth connecting tube is pulled down, directly changing this sleeve pipe gets final product, can reach in addition the purpose of control import/exhaust road internal volume by the curved arc angle that outwardly projecting portion is opened in control, in addition, when if the user strengthens import/exhaust road bore in order to increase the import/exhaust amount, can establish this sleeve pipe in this import/exhaust road by group, and then dwindle this import/exhaust road bore, so the sleeve pipe of different pipe thicknesses can be controlled the import/exhaust capacity in this import/exhaust road, therefore can remedy the repacking design of locomotive in the import/exhaust road, so sleeve pipe of the present invention can improve the import/exhaust road shortcoming in the use of locomotive engine loam cake, and the utilization on the suitable industry.
Brief description of drawings
Fig. 1 is used for the casing pipe sleeve group of locomotive engine loam cake in the perspective exploded view of first preferred embodiment in import/exhaust road for the present invention.
Fig. 2 is used for the casing pipe sleeve group of locomotive engine loam cake in the perspective exploded view of second preferred embodiment in import/exhaust road for the present invention.
Fig. 3 is used for the casing pipe sleeve group of locomotive engine loam cake in the perspective exploded view of the 3rd preferred embodiment in import/exhaust road for the present invention.
Fig. 4 is the combination side-looking generalized section of Fig. 2.
Fig. 5 is the combination side-looking generalized section of Fig. 3.
[primary clustering symbol description]
(10) lamellar body (11) arc section
(12) outwardly projecting portion (13) recess
(14) protuberance (20) loam cake
(21) import/exhaust road (22) group connecting part
Realize best mode of the present invention
Please referring to shown in Figure 1, be used for a preferred embodiment of the sleeve pipe of locomotive engine loam cake for the present invention, this sleeve pipe is to be mounted in the import/exhaust road 21 of locomotive engine loam cake 20, it includes two lamellar bodies 10, this two lamellar body 10 is connected to form the sleeve pipe that an inside has a containing space relatively, this two lamellar body 10 all includes an arc section 11 and an outwardly projecting portion 12, and these arc section 11 1 sides connect this outwardly projecting portion 12, and be arranged with a recess 13 in a side of this arc section 11, and the internal face of this two lamellar body 10 all is a smooth surface, the oil gas card that can reduce by this two lamellar body 10 invests on the interior sidewall surface, this two lamellar bodies, 10 outer side walls are corresponding and can fit in import/exhaust road 21) internal face, wherein this two outwardly projecting portion 1 is with the angular adjustment of intake duct 21.
Please referring to Fig. 2 and shown in Figure 3, this two lamellar body 10 all is provided with the protuberance 14 that protrudes out in its arc section 13 free ends outside this containing space, by the design of protuberance 14, increases the convenience of these two lamellar bodies, 10 dismountings, combination.
Please referring to shown in Figure 4, this two lamellar body 10 stretches into the opening in import/exhaust road 21 respectively with its outwardly projecting portion 12, and the protuberance 14 of this two lamellar body 10 fastens on the side of these import/exhaust road 21 openings, protrudes from the side in this import/exhaust road 21, and this moment, protuberance 14 had the function of packing ring concurrently.
Again referring to shown in Figure 5, the opening in this import/exhaust road 21 is provided with group connecting part 22 and corresponding to the protuberance 14 of this two lamellar body 10, when therefore this body 10 stretches into this import/exhaust road 21, its protuberance 14 can fasten in the group connecting part 22 that is connected to this import/exhaust road 21, and the protuberance 14 after feasible group is established does not protrude from the side of these import/exhaust road 21 openings.
The user can be mounted on sleeve pipe of the present invention in the import/exhaust road 21 of locomotive engine loam cake 20, stretch into this import/exhaust road 21 from these outwardly projecting portion 12 places, and two lamellar bodies 10 of this sleeve pipe can be stamping forming member, and when group is established into this import/exhaust road 21, its outer side surface fits in the internal face in this import/exhaust road 21, if the user is behind the bore in repacking import/exhaust road 21, can organize and establish suitable sleeve pipe in import/exhaust road 21, make this import/exhaust road 21 return back to original bore, or can further dwindle this import/exhaust road 21 bores, and then control the import/exhaust amount of oil gas according to user's demand.
Industrial applicability
In sum, via the detailed description in said structure feature, technology contents and the operation use, can know and find out that design feature of the present invention is: sleeve pipe of the present invention replaces the uneven wall of this inboard, import/exhaust road by the inboard hydraulically smooth surface of this two lamellar body, so that be not easy to attach greasy dirt on this sleeve pipe by the oil gas of sleeve pipe, therefore this air inflow more can not be affected, so can keep stable air inflow; Having added bigbore import/exhaust road in addition can establish this creation and further dwindle its bore by group, make the import/exhaust amount be reduced to required amount, so being used for the sleeve pipe of upper cover of locomotive engine, the present invention can effectively improve the problem that the fuel oil card invests import/exhaust road madial wall, and can change import/exhaust road bore size with the air inflow of control oil gas, so that the design in import/exhaust road has more flexibility; The curved arc angle of the outwardly projecting portion of this creation sleeve pipe is controllable in addition, therefore can reach by outwardly projecting portion the function of effective control import/exhaust road internal volume, so sleeve pipe of the present invention helps the utilization on the industry.
Claims (2)
1. a sleeve pipe that is used for the locomotive engine loam cake is characterized in that, it comprises two lamellar bodies, and this two lamellar body all has an arc section and an outwardly projecting portion, and a side of this arc section forms a recess, and this two lamellar body connects relatively, and its interior sidewall surface all is a smooth surface.
2. the sleeve pipe that is used for the locomotive engine loam cake as claimed in claim 1 is characterized in that, this two lamellar body is provided with the protuberance that protrudes out outwardly in this arc section free end.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2008/000713 WO2009124414A1 (en) | 2008-04-08 | 2008-04-08 | A sleeve for engine cylinder head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201953495U true CN201953495U (en) | 2011-08-31 |
Family
ID=41161506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008901003467U Expired - Fee Related CN201953495U (en) | 2008-04-08 | 2008-04-08 | Sleeve for upper cover of locomotive engine |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN201953495U (en) |
| TW (1) | TWI344506B (en) |
| WO (1) | WO2009124414A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538368A (en) * | 2018-12-14 | 2019-03-29 | 力帆实业(集团)股份有限公司 | Engine cylinder head of the air intake duct with retaining ring |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2737171A (en) * | 1952-11-13 | 1956-03-06 | Torre Pier Luigi | Cylinders of two-cycle motors |
| JPS5338727Y2 (en) * | 1974-10-25 | 1978-09-20 | ||
| JP4147938B2 (en) * | 2002-12-26 | 2008-09-10 | 日産自動車株式会社 | Intake port structure of internal combustion engine |
| JP2004278499A (en) * | 2003-03-19 | 2004-10-07 | Kubota Corp | Air-cooled engine |
-
2008
- 2008-04-08 CN CN2008901003467U patent/CN201953495U/en not_active Expired - Fee Related
- 2008-04-08 WO PCT/CN2008/000713 patent/WO2009124414A1/en active Application Filing
-
2009
- 2009-04-06 TW TW098111420A patent/TWI344506B/en not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538368A (en) * | 2018-12-14 | 2019-03-29 | 力帆实业(集团)股份有限公司 | Engine cylinder head of the air intake duct with retaining ring |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201037149A (en) | 2010-10-16 |
| WO2009124414A1 (en) | 2009-10-15 |
| TWI344506B (en) | 2011-07-01 |
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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 |
Granted publication date: 20110831 Termination date: 20150408 |
|
| EXPY | Termination of patent right or utility model |