CN104500256B - General gasoline engines - Google Patents
General gasoline engines Download PDFInfo
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- CN104500256B CN104500256B CN201410762488.1A CN201410762488A CN104500256B CN 104500256 B CN104500256 B CN 104500256B CN 201410762488 A CN201410762488 A CN 201410762488A CN 104500256 B CN104500256 B CN 104500256B
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- Prior art keywords
- kuppe
- cooling
- air channel
- cooling air
- gasoline engines
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Classifications
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- 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
- F02F7/00—Casings, e.g. crankcases or frames
- F02F7/0021—Construction
-
- 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
- F02F1/02—Cylinders; Cylinder heads having cooling means
- F02F1/04—Cylinders; Cylinder heads having cooling means for air cooling
-
- 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
- F02F1/26—Cylinder heads having cooling means
- F02F1/28—Cylinder heads having cooling means for air cooling
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a kind of general gasoline engines, including logical box body and two logical machine cylinder heads being connected with logical box body, and periphery forms the upper air duct component of upper cooling air channel in logical machine cylinder head, the upper air duct component includes fan guard and kuppe, and the kuppe and the fan guard plug-in type coordinate for forming cooling wind from the cooling air channel flowed through between two logical machine cylinder heads；Coordinated by the plug-in type of kuppe and fan guard so that coordinate even closer between each part, not only improve the hermetic type in cooling space, the windage loss in cooling space is reduced to greatest extent, it is ensured that radiating effect, and make compact overall structure；And this structure is realized simply, being easy to operation, and it is readily disassembled installation and safeguards, with easily transsexual.
Description
Technical field
The present invention relates to a kind of general gasoline engines cooling field, more particularly to a kind of general gasoline engines.
Background technology
The cooling air channel of traditional general gasoline engines the forced air cooling, generally by casing and the fin and fan of cylinder head
Cap assembly and more air conducting cover are combined, and fan guard is with air conducting cover using injection or metal stamping process system
Make, the mode that blending bolt is fixed is connected with casing or cylinder head, and the forming process of cooling air-flow is：Air impeller effect under,
The certain space that fan cap assembly is formed with casing, cylinder head is constantly gathered, increases the space pressure, under pressure,
Air by along the reserved passageway being connected with this space i.e. by air conducting cover and casing and cylinder head groups of fins into air channel flow
It is dynamic, to take away the heat of fin, reach the purpose of cooling engine.Existing logical machine, because kuppe and fan guard coordinate
Not closely, cooling airtight space is impacted, will certainly cause many windage losses, influences radiating effect.
Accordingly, it would be desirable to be improved to the outer outlet body of existing general gasoline engines, make the cooperation between outer outlet body even closer,
The hermetic type in cooling space is improved, the windage loss in cooling space is reduced, it is ensured that radiating effect, and makes compact overall structure,
And this structure is realized simply, being easy to operation, and be readily disassembled installation and safeguard.
The content of the invention
In view of this, the present invention to be provided and coordinate even closer between a kind of general gasoline engines, each part of outer outlet body, improves cooling
The hermetic type in space, reduces the windage loss in cooling space, it is ensured that radiating effect, and make compact overall structure.
General gasoline engines of the invention, including lead to box body and two logical machine cylinder heads being connected with logical box body, and periphery
The upper air duct component of upper cooling air channel is formed in logical machine cylinder head, the upper air duct component includes fan guard and kuppe, described to lead
Stream cover and the fan guard plug-in type coordinate for forming cooling wind from the cooling air channel flowed through between two logical machine cylinder heads；Present invention knot
Structure is applied to air blast cooling and leads to machine, wherein, fan guard is used for outer cover impeller, and fan guard coordinates right for being formed with wind scooper component
The upper cooling air channel of the cylinder head cooling of logical machine, in the present embodiment, kuppe coordinates with the plug-in type of fan guard so that between each part
Coordinate even closer, not only improve the hermetic type in cooling space, the windage loss in cooling space is reduced to greatest extent, protect
Card radiating effect, and make compact overall structure；And this structure is realized simply, being easy to operation, and it is readily disassembled installation and safeguards,
With easily transsexual.
Further, fan guard includes fan cover body and is arranged at fan cover body and the substrate for extending axially inwardly, the base
Plate is provided commonly for forming the upper cooling air channel with kuppe grafting cooperation；Due to being provided with for being formed on fan cover body
The substrate of cooling air channel simultaneously extends internally, and can not only save part, makes compact overall structure, and substantially increase cooling space
Hermetic type, reduce the windage loss in cooling space, it is ensured that radiating effect, and make compact overall structure.
Further, kuppe includes upper left kuppe and upper right kuppe, and the substrate both sides are separately provided for a left side
Upper kuppe and the inserting groove of upper right kuppe grafting；Wherein, plugboard can realize the function of water conservancy diversion, and it matches somebody with somebody with the grafting of substrate
Conjunction mode, is not only easy to install, easy to disassemble, and causes that cooperation between the two is even closer, greatly improves cooling space
Seal, so as to reduce the windage loss in cooling space, it is ensured that radiating effect, in addition, plugboard be plugged on substrate can
The fluid space size of the cooling air channel to being formed is adjusted, to reach the purpose to cooling air quantity size adjustment.
Further, cooling air channel is set in the way of cooling down wind and being flowed through from the middle of the cylinder head of both sides；Form good cooling effect
Really, in the present embodiment, it is Y-shaped structure to lead to machine two cylinder head, cooling air channel formed after be Y-shaped distribution；Realize simply, being easy to behaviour
Make, and be readily disassembled installation and safeguard, inserting groove mode outwards tilting after being inserted with the upper kuppe of correspondence is set；So that upper left
After kuppe and upper right kuppe grafting, the incline direction with logical machine cylinder head is consistent, and the distance between correspondence and fin keeps one
Cause, being easy to cooling, wind is smooth passes through, so as to improve thermal diffusivity.
Further, upper left kuppe and the upper right kuppe are L-shaped structure, and form guiding along grafting direction front end
Portion, rear end forms to support and terminates in the spacing limiting section of fan cover body；Guide part plays guide effect in grafting, and limiting section is caused
Carried out when being plugged into certain distance it is spacing, beneficial to control stroke.
Further, the fan cover body left and right sides is respectively arranged to correspondence plugboard limiting section front end and supports only form spacing
Limiting plate；Not only there is position-limiting action, in addition, limiting section front end is brought into close contact with the outer ledge of limiting plate, further formed
Preferable confined space, so as to improve the seal of duct space.
Further, substrate back root is that smooth arc-shaped transition forms flow-guiding structure to cooling down wind water conservancy diversion；Seamlessly transit
Structure passes through beneficial to airflow smooth.
Further, fan cover body rear end face periphery is provided with for being brought into close contact with logical machine wind-guiding shroud rim that to form insertion close
Close the cofferdam in air channel；By setting cofferdam structure, cofferdam circumferentially forms cladding overlap joint to the edge of fan housing component, not only with good
Good outward appearance, and can realize being brought into close contact by follow-up preload piece, bonding is not required to, it is convenient to dismantle and install；In addition, this hair
Bright logical machine wind scooper includes casing deep bead, cylinder head cover and fan guard, fan guard rear end face and casing deep bead and lower water conservancy diversion
The front end face periphery of cover overlaps setting in the way of smooth laminating；Cover body assembly is periphery in cylinder head and the cover body knot of crankcase
Structure, wherein fan guard are used to surround blast fan, and blast fan is used to produce forces wind, is commonly used on logical machine, casing deep bead
Peripheral casing rear side is set, and the cooling space cooled down to lower box is formed with fan guard；Existing fan guard and kuppe pair
The mode being bolted, because kuppe and fan guard coordinate not closely, certainly will cause many windage losses, influence radiating
Effect, smooths the mode of laminating so that is connected by preload piece after fan guard assembling and causes to coordinate tight, and whole cooling space is close
Closing property is improved, and reduces windage loss；The front end face periphery of casing deep bead and lower kuppe is each formed with for smoothing overlap joint
Tenon structure, the rear end face periphery of fan guard is formed and the cofferdam for being overlapped in the tenon structure；This kind of overlap joint of smooth laminating
Mode, it is ensured that good appearance, realizes being brought into close contact by pretension, is not required to bonding, convenient to dismantle and install, casing deep bead,
Cylinder head cover and lower kuppe front end face periphery are Chong Die with the cofferdam of fan guard, are eliminated by tenon structure and overlap the height for producing
Difference, it is ensured that smooth, so as to ensure aesthetic appearance, and causes the stabilized structure after laminating, further reduces vibration caused by traveling.
In addition, lower kuppe inner face is placed equidistant with the root of each fin in cylinder head surface；Wherein, as illustrated, cylinder
Head is arranged on crankcase top, is set on cylinder head and air channel is formed between fin, fin, forces wind to pass through from air channel, to cylinder
Head cooling, reaches the effect of radiating, and fin root refers to the junction of fin and cylinder head surface, and lower kuppe surrounds cylinder head
Both sides are set, and form cooling air channel, each radiating corresponding with lower kuppe installation site with cylinder head of lower water conservancy diversion cover inner surface
The root distance of piece is consistent, the wind speed and wind of cooling air-flow in the cooling air channel formed beneficial to the fin for ensureing to be set at cylinder head
Amount is uniform, the loss of cooling air-flow is reduced, so as to ensure radiating effect.
Further, leading to box body includes integrally formed base, and the base is provided with reinforcement and is formed for cooling down
The lower cooling air channel of logical box body and machine oil is stated, the lower cooling air channel is by setting air vent and fan guard with Base edge
Interior cavity connection；By the lower cooling air channel for being formed, cooling air-flow, can be effective when lower cooling air channel is flowed through after water conservancy diversion
The oil temperature to gathering crankcase bottom lower the temperature, so as to ensure cooling effect of the machine oil to engine component, maintain
Engine traveling comfort, and reduce the gas discharge of engine；In addition, reinforcement can not only effectively increase crankcase
Intensity, simultaneously as what crankcase bottom thickness can be appropriate on the basis of proof strength is thinning, so as to reduce production, assembling
Cost.
Further, reinforcement includes the suitable reinforcement arranged along cooling air-flow direction and is intersected vertically along reinforcement with described
Inverse reinforcement, height of the height along reinforcement more than the inverse reinforcement；It is lower to lead between cooling air channel and kuppe
The air vent connection of Base edge is crossed, rotating cooling air-flow enters base lower surface from air vent, due to effect of inertia,
Cooling air-flow will continue to flow along air vent axis direction, therefore the direction is cooling air-flow direction, and the setting of reinforcement increases
Bottom heat radiation area is added, has strengthened cooling effect, the height along reinforcement has ensured cooling air-flow edge more than the height of inverse reinforcement
Predetermined direction flows, effectively using cooling air-flow.
Beneficial effects of the present invention：General gasoline engines of the invention, are coordinated by the plug-in type of kuppe and fan guard, are made
Coordinate even closer between obtaining each part, not only improve the hermetic type in cooling space, reduce to greatest extent in cooling space
Windage loss, it is ensured that radiating effect, and make compact overall structure；And this structure is realized simply, being easy to operation, and be readily disassembled
Install and safeguard, with easily transsexual.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is overall structure diagram of the present invention；
Fig. 2 is wind scooper component of the present invention and logical machine cooperation schematic diagram；
Fig. 3 is fan guard of the invention and kuppe connection diagram；
Fig. 4 is lower kuppe of the invention and casing air damper structure schematic diagram；
Fig. 5 fan-cover structure schematic diagrames of the invention；
Fig. 6 is lower kuppe structural representation of the invention；
Fig. 7 is crankcase base schematic diagram of the invention.
Specific embodiment
As shown in the figure：General gasoline engines of the invention, including lead to box body 1 and two logical machine cylinders being connected with logical box body 1
First 2, and periphery, in the upper air duct component of the logical machine cylinder head 2 upper cooling air channel of formation, the upper air duct component includes the He of fan guard 3
Kuppe, the kuppe and the plug-in type of the fan guard 3 coordinate cold from what is flowed through between two logical machine cylinder heads 2 for forming cooling wind
But air channel；Structure of the present invention is applied to air blast cooling and leads to machine, wherein, fan guard 3 is used for outer cover impeller, fan guard 3 and wind scooper
Component coordinates for forming the upper cooling air channel to the cooling of cylinder head 2 for leading to machine, and in the present embodiment, kuppe is inserted with fan guard 3
Connect formula cooperation so that coordinate even closer between each part, not only improve the hermetic type in cooling space, reduce to greatest extent cold
But the windage loss in space, it is ensured that radiating effect, and make compact overall structure；And this structure is realized simply, being easy to operation,
And be readily disassembled installation and safeguard, with easily transsexual.
In the present embodiment, fan guard 3 includes fan cover body 3a and is arranged at fan cover body 3a and the base for extending axially inwardly
Plate 4, the substrate 4 is provided commonly for forming the upper cooling air channel with kuppe grafting cooperation；Due on fan cover body 3a
It is provided with the substrate 4 for forming cooling air channel and extends internally, can not only save part, makes compact overall structure, Er Qie great
The big hermetic type that improve cooling space, reduces the windage loss in cooling space, it is ensured that radiating effect, and make overall structure tight
Gather.
In the present embodiment, kuppe includes upper left kuppe 5 and upper right kuppe 6, and the both sides of the substrate 4 are respectively arranged with
For upper left kuppe 5 and the inserting groove 7 of the grafting of upper right kuppe 6；Wherein, plugboard can realize the function of water conservancy diversion, itself and base
The grafting fit system of plate 4, is not only easy to install, easy to disassemble, and causes that cooperation between the two is even closer, carries significantly
The seal in height cooling space, so as to reduce the windage loss in cooling space, it is ensured that radiating effect, in addition, plugboard grafting
The fluid space size of cooling air channel that can be to being formed on to substrate 4 is adjusted, to reach to cooling air quantity size adjustment
Purpose.
In the present embodiment, cooling air channel is set in the way of cooling down wind and being flowed through from the middle of both sides cylinder head 2；Form good cold
But effect, in the present embodiment, it is Y-shaped structure to lead to the cylinder head 2 of machine two, cooling air channel formed after be Y-shaped distribution；Realize simply,
It is easy to operation, and is readily disassembled installation and safeguards, the mode outwards tilting after being inserted with the upper kuppe of correspondence of inserting groove 7 is set；
So that after upper left kuppe 5 and the grafting of upper right kuppe 6, the incline direction with logical machine cylinder head 2 is consistent, between correspondence and fin
Distance is consistent, and being easy to cooling, wind is smooth passes through, so as to improve thermal diffusivity.
In the present embodiment, upper left kuppe 5 and the upper right kuppe 6 are L-shaped structure, and along grafting direction front end shape
Into guide part (in figure for guide part 7 and guide part 7a), rear end forms to support and terminates in the spacing limiting sections of fan cover body 3a and (be in figure
Limiting section 8 and limiting section 8a)；Guide part plays guide effect in grafting, and limiting section causes to enter when certain distance is plugged into
Row is spacing, beneficial to control stroke.
In the present embodiment, the fan cover body 3a left and right sides is respectively arranged to correspondence plugboard limiting section front end and supports only formation
Spacing limiting plate 9；Not only there is position-limiting action, in addition, limiting section front end is brought into close contact with the outer ledge of limiting plate 9, enter
One step forms preferable confined space, so as to improve the seal of duct space.
In the present embodiment, the back side root of substrate 4 is that smooth arc-shaped transition forms flow-guiding structure 10 to cooling down wind water conservancy diversion；It is flat
Sliding transition structure passing through beneficial to airflow smooth.
In the present embodiment, fan cover body 3a rear end faces periphery is provided with to be formed for being brought into close contact with logical machine wind-guiding shroud rim
The cofferdam 11 in the closed air channel of insertion；By setting cofferdam structure, cofferdam circumferentially forms cladding overlap joint to the edge of fan housing component, no
But with good outward appearance, and can realize being brought into close contact by follow-up preload piece, be not required to bonding, convenient dismounting and installation；
In addition, logical machine wind scooper of the invention includes casing deep bead 12, cylinder head cover 13 and lower kuppe, the rear end face of fan guard 3 and case
The front end face periphery of body deep bead 12 and lower kuppe overlaps setting in the way of smooth laminating；Cover body assembly is periphery in cylinder head
2 and the cover body structure of crankcase, wherein fan guard 3 is used to surround blast fan, and blast fan is used to produce forces wind, in logical machine
Upper conventional, the peripheral casing rear side of casing deep bead 12 is set, and the cooling space cooled down to lower box is formed with fan guard 3；It is existing
Some fan guards 3 and kuppe are to the mode that is bolted, because kuppe and fan guard 3 coordinate not closely, Shi Bizao
Into many windage losses, radiating effect is influenceed, smooth the mode of laminating so that fan guard 3 is connected after assembling by preload piece to be made
Must coordinate closely, whole cooling airtight space is improved, and reduces windage loss；The front end face of casing deep bead 12 and lower kuppe
Periphery is each formed with the tenon structure 14 for smoothing overlap joint, and the rear end face periphery of fan guard 3 forms and is overlapped in the tenon
The cofferdam of structure 14；This kind of overlapping mode of smooth laminating, it is ensured that good appearance, realizes being brought into close contact by pretension, is not required to
Bonding, convenient dismounting and installation, the cofferdam of casing deep bead 12, cylinder head cover 13 and lower kuppe front end face periphery and fan guard 3
Overlap, is eliminated by tenon structure 14 and overlaps the difference in height for producing, it is ensured that smooth, so that ensure aesthetic appearance, and so that after laminating
Stabilized structure, further reduce traveling caused by vibration, wherein, lower kuppe include lower-left kuppe 15 and bottom right kuppe
16, lower-left kuppe and bottom right kuppe are connected in casing deep bead both sides respectively.
In addition, lower kuppe inner face is placed equidistant with the root of each fin 17 in the surface of cylinder head 2；Wherein, as illustrated,
Cylinder head 2 is arranged on crankcase top, is set on cylinder head 2 and air channel is formed between fin 17, fin 17, forces wind to lead to from air channel
Cross, cylinder head 2 is lowered the temperature, reach the effect of radiating, the root of fin 17 refers to the junction of fin 17 and the surface of cylinder head 2, under
Kuppe surrounds the both sides of cylinder head 2 and sets, and cooling air channel is formed, with lower kuppe installation position at lower water conservancy diversion cover inner surface and cylinder head 2
The root distance for putting corresponding each fin 17 is consistent, beneficial to the cooling wind that the fin 17 for ensureing to be set at cylinder head 2 is formed
The wind speed and air quantity of cooling air-flow are uniform in road, the loss of cooling air-flow are reduced, so as to ensure radiating effect.
In the present embodiment, leading to box body 1 includes integrally formed base 18, and the base 18 is provided with reinforcement and forms use
In the lower cooling air channel 19 for cooling down the logical box body 1 and machine oil, the lower cooling air channel 19 is by setting and the edge of base 18
Air vent 20 connected with the cavity in fan guard 3；By the lower cooling air channel 19 for being formed, cooling air-flow after water conservancy diversion by flowing through
During lower cooling air channel 19, oil temperature that can be effectively to gathering crankcase bottom is lowered the temperature, so as to ensure machine oil to starting
The cooling effect of machine parts, maintains engine traveling comfort, and reduce the gas discharge of engine；In addition, reinforcement
The intensity of crankcase can not only effectively be increased, simultaneously as crankcase bottom thickness can be appropriate on the basis of proof strength
It is thinning, so as to reduce production, assembly cost.
In the present embodiment, reinforcement includes the suitable reinforcement 21 arranged along cooling air-flow direction and is hung down along reinforcement with described
Straight intersecting inverse reinforcement 22, height of the height along reinforcement more than the inverse reinforcement；Lower cooling air channel 19 with lead
Air vent between stream cover by the edge of base 18 is connected, and rotating cooling air-flow enters the following table of base 18 from air vent
Face, due to effect of inertia, cooling air-flow will continue to flow along air vent axis direction, therefore the direction is cooling air-flow side
To the setting of reinforcement increased bottom heat radiation area, strengthen cooling effect, along the height of the height more than inverse reinforcement of reinforcement
Degree ensures that cooling air-flow flows along predetermined direction, effectively using cooling air-flow.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
Good embodiment has been described in detail to the present invention, it will be understood by those within the art that, can be to skill of the invention
Art scheme is modified or equivalent, and without deviating from the objective and scope of technical solution of the present invention, it all should cover at this
In the middle of the right of invention.
Claims (8)
1. a kind of general gasoline engines, it is characterised in that：Including logical box body and two logical machine cylinder heads being connected with logical box body, and
Periphery forms the upper air duct component of upper cooling air channel in logical machine cylinder head, and the upper air duct component includes fan guard and kuppe, institute
State kuppe and the fan guard plug-in type coordinates for forming cooling wind from the cooling air channel flowed through between two logical machine cylinder heads；It is described
Fan guard includes fan cover body and is arranged at fan cover body and the substrate for extending axially inwardly, and the substrate is inserted with the kuppe
Cooperation is connect to be provided commonly for forming the cooling air channel；The kuppe includes upper left kuppe and upper right kuppe, the substrate
Both sides are separately provided for the inserting groove of upper left kuppe and upper right kuppe grafting；The general gasoline engines are two cylinder head knots
Structure and be Y-shaped distribution, left kuppe and right kuppe coordinate with the grafting of respective side inserting groove after respectively with general gasoline engines pair
Answer the incline direction of side cylinder head consistent.
2. general gasoline engines according to claim 1, it is characterised in that：The cooling air channel is cooling down wind from both sides cylinder head
The mode that centre flows through is set.
3. general gasoline engines according to claim 2, it is characterised in that：The upper left kuppe and the upper right kuppe
L-shaped structure is, and guide part is formed along grafting direction front end, rear end forms to support and terminates in the spacing limiting section of fan cover body.
4. general gasoline engines according to claim 3, it is characterised in that：The fan cover body left and right sides is respectively provided with use
Supported in correspondence plugboard limiting section front end and only form spacing limiting plate.
5. general gasoline engines according to claim 4, it is characterised in that：The substrate back root is smooth arc-shaped transition
Form the flow-guiding structure to cooling down wind water conservancy diversion.
6. general gasoline engines according to claim 5, it is characterised in that：The fan cover body rear end face periphery is provided with use
In being brought into close contact the cofferdam to form the closed air channel of insertion with logical machine wind-guiding shroud rim.
7. general gasoline engines according to claim 6, it is characterised in that：The logical box body includes integrally formed bottom
Seat, the base is provided with reinforcement and forms lower cooling air channel for cooling down the logical box body and machine oil, the lower cooling
Air channel is connected with the air vent of Base edge by setting with the cavity in fan guard.
8. general gasoline engines according to claim 7, it is characterised in that：The reinforcement is included along cooling air-flow direction cloth
The suitable reinforcement put and with the inverse reinforcement intersected vertically along reinforcement, the height along reinforcement inverse adds more than described
The height of strong muscle.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410762488.1A CN104500256B (en) | 2014-12-11 | 2014-12-11 | General gasoline engines |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410762488.1A CN104500256B (en) | 2014-12-11 | 2014-12-11 | General gasoline engines |
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| CN104500256A CN104500256A (en) | 2015-04-08 |
| CN104500256B true CN104500256B (en) | 2017-06-16 |
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| CN113250802B (en) * | 2021-07-15 | 2021-09-21 | 四川迅联达智能科技有限公司 | Flow control heat dissipation assembly, intelligent temperature management system, heat dissipation method of intelligent temperature management system and engine |
Citations (1)
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| CN204283592U (en) * | 2014-12-11 | 2015-04-22 | 隆鑫通用动力股份有限公司 | Wind-cooling type leads to machine cooling duct assembly |
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| CN2675877Y (en) * | 2003-10-28 | 2005-02-02 | 肖亨琳 | Cooling system for engine of generator |
| CN2898321Y (en) * | 2006-04-04 | 2007-05-09 | 马云峰 | Ventilating cooler of portable engine |
| CN101265831B (en) * | 2007-03-14 | 2012-07-25 | 光阳工业股份有限公司 | Engine wind-guiding cover structure |
| US7559297B2 (en) * | 2007-08-17 | 2009-07-14 | Yunfeng Ma | Portable Engine |
| CN201196171Y (en) * | 2008-03-31 | 2009-02-18 | 海尔集团公司 | Air inlet cover of fan |
| CN203892003U (en) * | 2014-03-03 | 2014-10-22 | 浙江耀锋动力科技有限公司 | Engine oil cooling system of forcible air cooling small-sized gasoline engine |
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|---|---|---|---|---|
| CN204283592U (en) * | 2014-12-11 | 2015-04-22 | 隆鑫通用动力股份有限公司 | Wind-cooling type leads to machine cooling duct assembly |
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