CN104500256A - General gasoline engine - Google Patents

General gasoline engine Download PDF

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Publication number
CN104500256A
CN104500256A CN201410762488.1A CN201410762488A CN104500256A CN 104500256 A CN104500256 A CN 104500256A CN 201410762488 A CN201410762488 A CN 201410762488A CN 104500256 A CN104500256 A CN 104500256A
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CN
China
Prior art keywords
guide sleeve
cooling
air guide
general gasoline
gasoline engines
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.)
Granted
Application number
CN201410762488.1A
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Chinese (zh)
Other versions
CN104500256B (en
Inventor
戴瑞义
刘兵
罗代伦
孙玲玲
曾勇
张成龙
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Loncin General Dynamics Co Ltd
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Loncin General Dynamics Co Ltd
Priority date (The priority date 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 date listed.)
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Priority to CN201410762488.1A priority Critical patent/CN104500256B/en
Publication of CN104500256A publication Critical patent/CN104500256A/en
Application granted granted Critical
Publication of CN104500256B publication Critical patent/CN104500256B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02FCYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00Casings, e.g. crankcases or frames
    • F02F7/0021Construction
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02FCYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00Cylinders; Cylinder heads 
    • F02F1/02Cylinders; Cylinder heads  having cooling means
    • F02F1/04Cylinders; Cylinder heads  having cooling means for air cooling
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02FCYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00Cylinders; Cylinder heads 
    • F02F1/24Cylinder heads
    • F02F1/26Cylinder heads having cooling means
    • F02F1/28Cylinder heads having cooling means for air cooling

Abstract

The invention discloses a general gasoline engine, which comprises a general gasoline engine box body, two general gasoline engine cylinder heads and an upper air passage assembly, wherein the two general gasoline engine cylinder heads are connected with the general gasoline engine box body, the upper air passage assembly surrounds the outside of the general gasoline engine cylinder heads, and comprises a fan cover and a flow guide cover, and the flow guide cover and the fan cover are matched in an inserting connection mode and are used for forming a cooling air passage through which cooling air flows between the two general gasoline engine cylinder heads. Through the inserting and connecting type matching between the flow guide cover and the fan cover, the matching among all components is tighter, the sealing performance of the cooling space is improved, the airflow loss in the cooling space is reduced to the greatest degree, the heat radiation effect is ensured, and the integral structure is compact; in addition, the realization of the structure is simple, the operation is convenient, the dismounting, the mounting and the maintenance are easy, and the replacement is easy.

Description

General gasoline engines
Technical field
The present invention relates to the cooling of a kind of general gasoline engines field, particularly a kind of general gasoline engines.
Background technique
The cooling duct of traditional general gasoline engines the forced air cooling, usually combined by the radiating fin of casing and cylinder head and fan guard parts and more air conducting cover, fan guard and air conducting cover adopt injection moulding or metal stamping process manufacture, and be connected with casing or cylinder head by the mode that bolt is fixing, the forming process of cooling blast is: air is under impeller action, constantly gather fan guard parts and casing, the certain space that cylinder head is formed, this space pressure is increased, under pressure, the duct flows that namely reserved passageway along spatial joins is therewith made up of with casing and cylinder head radiating fin air conducting cover by air, to take away the heat of radiating fin, reach the object of cooled engine.Existing logical machine, because air guide sleeve coordinates not tight with fan guard, cooling space seal is influenced, will certainly cause a lot of windage losses, affect radiating effect.
Therefore, need to improve the outer outlet body of existing general gasoline engines, make the cooperation between outer outlet body tightr, improve the closed type of cooling space, reduce the windage loss in cooling space, ensure radiating effect, and make compact overall structure, and this structure realizes simple, convenient operation, and be easy to remove and install and safeguard.
Summary of the invention
In view of this, the invention provides a kind of general gasoline engines, coordinate more tight between each parts of outer outlet body, improve the closed type of cooling space, reduce the windage loss in cooling space, ensure radiating effect, and make compact overall structure.
General gasoline engines of the present invention, the two logical machine cylinder heads comprising logical box body and be connected with logical box body, and periphery forms the upper air duct assembly of upper cooling duct in logical machine cylinder head, described upper air duct assembly comprises fan guard and air guide sleeve, and described air guide sleeve coordinates the cooling duct flowed through between two logical machine cylinder heads for the formation of cooling air with described fan guard plug-in type; Structure of the present invention is applicable to forced air cooling and leads to machine, wherein, fan guard is used for outer cover impeller, and fan guard coordinates the upper cooling duct for the formation of cooling the cylinder head of logical machine with wind scooper component, in the present embodiment, air guide sleeve coordinates with the plug-in type of fan guard, make to coordinate between each parts more tight, not only improve the closed type of cooling space, decrease the windage loss in cooling space to greatest extent, ensure radiating effect, and make compact overall structure; And this structure realizes simple, convenient operation, and be easy to remove and install and safeguard, have easily transsexual.
Further, fan guard comprises fan cover body and is arranged at fan cover body and the substrate axially extended internally, and described substrate coordinates common for the formation of described upper cooling duct with described air guide sleeve grafting; Owing to fan cover body being provided with the substrate for the formation of cooling duct and extending internally, not only can save parts, make compact overall structure, and substantially increase the closed type of cooling space, reduce the windage loss in cooling space, ensure radiating effect, and make compact overall structure.
Further, air guide sleeve comprises upper left air guide sleeve and upper right air guide sleeve, and described substrate both sides are respectively arranged with the inserting groove for upper left air guide sleeve and the grafting of upper right air guide sleeve; Wherein, Pinboard can realize the function of water conservancy diversion, the grafting fit system of itself and substrate, is not only easy to install, be convenient to dismounting, and make cooperation between the two more tight, greatly improve the seal of cooling space, thus reduce the windage loss in cooling space, ensure radiating effect, in addition, Pinboard is plugged on substrate and can regulates, to reach the object to cooling air quantity size adjustment the overcurrent space size of the cooling duct formed.
Further, cooling duct is arranged in the mode of cooling air from both sides cylinder head intermediate flow warp; Form good cooling effect, in the present embodiment, logical machine two cylinder head is Y-shaped structure, is Y-shaped distribution after cooling duct is formed; Realize simple, convenient operation, and be easy to remove and install and safeguard, inserting groove inserts backward outer tilting mode with air guide sleeve in correspondence and arranges; After making upper left air guide sleeve and the grafting of upper right air guide sleeve, consistent with the true dip direction of logical machine cylinder head, the distance between corresponding and radiating fin is consistent, and is convenient to that cooling air is smooth and easy to be passed through, thus improves thermal diffusivity.
Further, upper left air guide sleeve and described upper right air guide sleeve are L shape structure, and form guide portion along front end, grafting direction, and rear end is formed to terminating in the spacing limited part of fan cover body; Guide portion plays leading role when grafting, and limited part makes to carry out when being plugged into certain distance spacing, is beneficial to control stroke.
Further, the fan cover body left and right sides is arranged for corresponding Pinboard limited part front end respectively to only forming spacing limiting board; Not only have position-limiting action, in addition, the outer ledge of limited part front end and limiting board fits tightly, and forms good confined space further, thus improves the seal of duct space.
Further, substrate back root is the flow guide structure that level and smooth arc-shaped transition forms to cooling air water conservancy diversion; Seamlessly transit structure and be beneficial to passing through of airflow smooth.
Further, fan cover body ear end face periphery is provided with and forms the cofferdam in through airtight air channel for fitting with logical machine wind scooper edges close; By arranging cofferdam structure, the edge circumference of cofferdam to fan housing assembly forms coated overlap joint, not only has good outward appearance, and realizes fitting tightly by follow-up preload piece, do not need bonding, for convenience detach and installation; In addition, logical machine wind scooper of the present invention comprises casing barge board, cylinder head cover and fan guard, and the front-end face periphery of fan guard ear end face and casing barge board and lower air guide sleeve overlaps setting in the mode of smoothly fitting; Cover body assembly is peripheral in the cover body structure of cylinder head and crankcase, wherein fan guard is for surrounding blast fan, and blast fan is for generation of pressure wind, conventional on logical machine, arrange on rear side of the peripheral casing of casing barge board, form with fan guard the cooling space that lower box is cooled; Existing fan guard and air guide sleeve are to the mode be bolted, because air guide sleeve coordinates not tight with fan guard, a lot of windage loss certainly will be caused, affect radiating effect, the mode of level and smooth laminating, connected by preload piece after fan guard is assembled and make to coordinate closely, whole cooling space seal improves, and reduces windage loss; The front-end face periphery of casing barge board and lower air guide sleeve is all formed with the tenon structure for smoothly overlapping, and the ear end face periphery of fan guard is formed and the cofferdam being overlapped in described tenon structure; This kind of overlapping mode of smoothly fitting, good appearance can be ensured, realize fitting tightly by pretension, do not need bonding, for convenience detach and installation, casing barge board, cylinder head cover and lower air guide sleeve front-end face periphery are overlapping with the cofferdam of fan guard, eliminate the overlapping height difference produced by tenon structure, ensure level and smooth, thus ensure aesthetic appearance, and make the stabilized structure after fitting, reduce further to travel the vibration caused.
In addition, the root of lower air guide sleeve inner face and each radiating fin of cylinder head surface is equidistantly arranged, wherein, as shown in the figure, cylinder head is arranged on above crankcase, cylinder head arranges radiating fin, air channel is formed between radiating fin, wind is forced to pass through in air channel, cylinder head is lowered the temperature, reach the effect of heat radiation, radiating fin root refers to the joint on radiating fin and cylinder head surface, lower air guide sleeve surrounds cylinder head both sides and arranges, form cooling duct, the root distance of each radiating fin that lower air guide sleeve internal surface is corresponding with lower air guide sleeve mounting point with cylinder head place is consistent, be beneficial to ensure that the radiating fin that cylinder head place is arranged is formed cooling duct in the wind speed of cooling blast and air quantity even, reduce the loss of cooling blast, thus guarantee radiating effect.
Further, logical box body comprises integrated base, and described base is provided with stiffening rib and forms the lower cooling duct for cooling described logical box body and machine oil, and described lower cooling duct is by arranging and the cavity connects in the vent hole of Base edge and fan guard; By the lower cooling duct formed, cooling blast flows through lower cooling duct after water conservancy diversion, can effectively to the oil temperature cooling gathering crankcase bottom, thus ensure that machine oil is to the cooling effect of engine component, maintain motor traveling comfort, and reduce the gas discharging of motor; In addition, stiffening rib can not only increase the intensity of crankcase effectively, simultaneously because crankcase bottom thickness can be suitable on the basis of proof strength thinning, thus reduce produce, assembly cost.
Further, stiffening rib comprises the suitable stiffening rib arranged along cooling blast direction and the inverse stiffening rib intersected vertically with described suitable stiffening rib, and the described height along stiffening rib is greater than the height of described inverse stiffening rib; The lower vent hole by Base edge between cooling duct with air guide sleeve is communicated with, rotating cooling blast enters base lower surface from vent hole, due to effect of inertia, cooling blast will continue flowing along vent hole axial direction, therefore this direction is cooling blast direction, and the setting of stiffening rib adds bottom heat radiation area, strengthens cooling effect, the height that height along stiffening rib is greater than inverse stiffening rib ensures that cooling blast flows along predetermined direction, effectively utilizes cooling blast.
Beneficial effect of the present invention: general gasoline engines of the present invention, coordinated with the plug-in type of fan guard by air guide sleeve, make to coordinate between each parts tightr, not only improve the closed type of cooling space, decrease the windage loss in cooling space to greatest extent, ensure radiating effect, and make compact overall structure; And this structure realizes simple, convenient operation, and be easy to remove and install and safeguard, have easily transsexual.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is that wind scooper component of the present invention coordinates schematic diagram with logical machine;
Fig. 3 is fan guard of the present invention and air guide sleeve connection diagram;
Fig. 4 is lower air guide sleeve of the present invention and casing air damper structure schematic diagram;
Fig. 5 fan-cover structure schematic diagram of the present invention;
Fig. 6 is lower air guide sleeve structural representation of the present invention;
Fig. 7 is crankcase base schematic diagram of the present invention.
Embodiment
As shown in the figure: general gasoline engines of the present invention, the two logical machine cylinder heads 2 comprising logical box body 1 and be connected with logical box body 1, and periphery forms the upper air duct assembly of upper cooling duct in logical machine cylinder head 2, described upper air duct assembly comprises fan guard 3 and air guide sleeve, and described air guide sleeve coordinates the cooling duct flowed through between two logical machine cylinder heads 2 for the formation of cooling air with described fan guard 3 plug-in type; Structure of the present invention is applicable to forced air cooling and leads to machine, wherein, fan guard 3 is for outer cover impeller, and fan guard 3 coordinates the upper cooling duct for the formation of cooling the cylinder head 2 of logical machine with wind scooper component, in the present embodiment, air guide sleeve coordinates with the plug-in type of fan guard 3, make to coordinate between each parts more tight, not only improve the closed type of cooling space, decrease the windage loss in cooling space to greatest extent, ensure radiating effect, and make compact overall structure; And this structure realizes simple, convenient operation, and be easy to remove and install and safeguard, have easily transsexual.
In the present embodiment, fan guard 3 comprises fan cover body 3a and is arranged at fan cover body 3a and the substrate 4 axially extended internally, and described substrate 4 coordinates common for the formation of described upper cooling duct with described air guide sleeve grafting; Owing to fan cover body 3a being provided with the substrate 4 for the formation of cooling duct and extending internally, not only can save parts, make compact overall structure, and substantially increase the closed type of cooling space, reduce the windage loss in cooling space, ensure radiating effect, and make compact overall structure.
In the present embodiment, air guide sleeve comprises upper left air guide sleeve 5 and upper right air guide sleeve 6, and described substrate 4 both sides are respectively arranged with the inserting groove 7 for upper left air guide sleeve 5 and upper right air guide sleeve 6 grafting; Wherein, Pinboard can realize the function of water conservancy diversion, the grafting fit system of itself and substrate 4, is not only easy to install, be convenient to dismounting, and make cooperation between the two more tight, greatly improve the seal of cooling space, thus reduce the windage loss in cooling space, ensure radiating effect, in addition, Pinboard is plugged on substrate 4 and can regulates, to reach the object to cooling air quantity size adjustment the overcurrent space size of the cooling duct formed.
In the present embodiment, cooling duct is arranged in the mode of cooling air from both sides cylinder head 2 intermediate flow warp; Form good cooling effect, in the present embodiment, logical machine two cylinder head 2 is Y-shaped structure, is Y-shaped distribution after cooling duct is formed; Realize simple, convenient operation, and be easy to remove and install and safeguard, inserting groove 7 inserts backward outer tilting mode with air guide sleeve in correspondence and arranges; After making upper left air guide sleeve 5 and upper right air guide sleeve 6 grafting, consistent with the true dip direction of logical machine cylinder head 2, the distance between corresponding and radiating fin is consistent, and is convenient to that cooling air is smooth and easy to be passed through, thus improves thermal diffusivity.
In the present embodiment, upper left air guide sleeve 5 and described upper right air guide sleeve 6 are L shape structure, and forming guide portion (being guide portion 7 and guide portion 7a in figure) along front end, grafting direction, rear end is formed to terminating in the spacing limited part of fan cover body 3a (being limited part 8 and limited part 8a in figure); Guide portion plays leading role when grafting, and limited part makes to carry out when being plugged into certain distance spacing, is beneficial to control stroke.
In the present embodiment, the fan cover body 3a left and right sides is arranged for corresponding Pinboard limited part front end respectively to only forming spacing limiting board 9; Not only have position-limiting action, in addition, the outer ledge of limited part front end and limiting board 9 fits tightly, and forms good confined space further, thus improves the seal of duct space.
In the present embodiment, substrate 4 back side root is the flow guide structure 10 that level and smooth arc-shaped transition forms to cooling air water conservancy diversion; Seamlessly transit structure and be beneficial to passing through of airflow smooth.
In the present embodiment, fan cover body 3a ear end face periphery is provided with and forms the cofferdam 11 in through airtight air channel for fitting with logical machine wind scooper edges close, by arranging cofferdam structure, the edge circumference of cofferdam to fan housing assembly forms coated overlap joint, not only has good outward appearance, and realizes fitting tightly by follow-up preload piece, do not need bonding, for convenience detach and installation, in addition, logical machine wind scooper of the present invention comprises casing barge board 12, cylinder head cover 13 and lower air guide sleeve, and the front-end face periphery of fan guard 3 ear end face and casing barge board 12 and lower air guide sleeve overlaps setting in the mode of smoothly fitting, cover body assembly is peripheral in the cover body structure of cylinder head 2 and crankcase, wherein fan guard 3 is for surrounding blast fan, and blast fan is for generation of pressure wind, conventional on logical machine, arrange on rear side of the peripheral casing of casing barge board 12, form with fan guard 3 cooling space that lower box is cooled, existing fan guard 3 and air guide sleeve are to the mode be bolted, because air guide sleeve coordinates not tight with fan guard 3, a lot of windage loss certainly will be caused, affect radiating effect, the mode of level and smooth laminating, connected by preload piece after fan guard 3 is assembled and make to coordinate closely, whole cooling space seal improves, and reduces windage loss, the front-end face periphery of casing barge board 12 and lower air guide sleeve is all formed with the tenon structure 14 for smoothly overlapping, and the ear end face periphery of fan guard 3 is formed and the cofferdam being overlapped in described tenon structure 14, this kind of overlapping mode of smoothly fitting, good appearance can be ensured, realize fitting tightly by pretension, do not need bonding, for convenience detach and install, casing barge board 12, cylinder head cover 13 and lower air guide sleeve front-end face periphery overlapping with the cofferdam of fan guard 3, the overlapping height difference produced is eliminated by tenon structure 14, ensure level and smooth, thus guarantee aesthetic appearance, and make the stabilized structure after fitting, further reduction travels the vibration caused, wherein, lower air guide sleeve comprises lower-left air guide sleeve 15 and bottom right air guide sleeve 16, lower-left air guide sleeve and bottom right air guide sleeve are connected in casing barge board both sides respectively.
In addition, the root of lower air guide sleeve inner face and each radiating fin 17 of cylinder head 2 surface is equidistantly arranged, wherein, as shown in the figure, cylinder head 2 is arranged on above crankcase, cylinder head 2 is arranged radiating fin 17, air channel is formed between radiating fin 17, wind is forced to pass through in air channel, cylinder head 2 is lowered the temperature, reach the effect of heat radiation, radiating fin 17 root refers to the joint on radiating fin 17 and cylinder head 2 surface, lower air guide sleeve surrounds cylinder head 2 both sides and arranges, form cooling duct, the root distance of each radiating fin 17 that lower air guide sleeve internal surface is corresponding with lower air guide sleeve mounting point with cylinder head 2 place is consistent, be beneficial to ensure that the radiating fin 17 that cylinder head 2 place is arranged is formed cooling duct in the wind speed of cooling blast and air quantity even, reduce the loss of cooling blast, thus guarantee radiating effect.
In the present embodiment, logical box body 1 comprises integrated base 18, described base 18 is provided with stiffening rib and forms the lower cooling duct 19 for cooling described logical box body 1 and machine oil, and described lower cooling duct 19 is by arranging and the vent hole 20 at base 18 edge and the cavity connects in fan guard 3; By the lower cooling duct 19 formed, when cooling blast flows through lower cooling duct 19 after water conservancy diversion, can effectively to the oil temperature cooling gathering crankcase bottom, thus ensure that machine oil is to the cooling effect of engine component, maintain motor traveling comfort, and reduce the gas discharging of motor; In addition, stiffening rib can not only increase the intensity of crankcase effectively, simultaneously because crankcase bottom thickness can be suitable on the basis of proof strength thinning, thus reduce produce, assembly cost.
In the present embodiment, stiffening rib comprises the suitable stiffening rib 21 arranged along cooling blast direction and the inverse stiffening rib 22 intersected vertically with described suitable stiffening rib, and the described height along stiffening rib is greater than the height of described inverse stiffening rib; Lower cooling duct 19 is communicated with by the vent hole at base 18 edge with between air guide sleeve, rotating cooling blast enters base 18 lower surface from vent hole, due to effect of inertia, cooling blast will continue flowing along vent hole axial direction, therefore this direction is cooling blast direction, and the setting of stiffening rib adds bottom heat radiation area, strengthens cooling effect, the height that height along stiffening rib is greater than inverse stiffening rib ensures that cooling blast flows along predetermined direction, effectively utilizes cooling blast.
What finally illustrate is, above embodiment is only in order to illustrate technological scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technological scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.

Claims (10)

1. a general gasoline engines, it is characterized in that: the two logical machine cylinder heads comprising logical box body and be connected with logical box body, and periphery forms the upper air duct assembly of upper cooling duct in logical machine cylinder head, described upper air duct assembly comprises fan guard and air guide sleeve, and described air guide sleeve coordinates the cooling duct flowed through between two logical machine cylinder heads for the formation of cooling air with described fan guard plug-in type.
2. general gasoline engines according to claim 1, is characterized in that: described fan guard comprises fan cover body and is arranged at fan cover body and the substrate axially extended internally, and described substrate coordinates common for the formation of described upper cooling duct with described air guide sleeve grafting.
3. general gasoline engines according to claim 2, is characterized in that: described air guide sleeve comprises upper left air guide sleeve and upper right air guide sleeve, and described substrate both sides are respectively arranged with the inserting groove for upper left air guide sleeve and the grafting of upper right air guide sleeve.
4. general gasoline engines according to claim 3, is characterized in that: described cooling duct is arranged in the mode of cooling air from both sides cylinder head intermediate flow warp.
5. general gasoline engines according to claim 4, is characterized in that: described upper left air guide sleeve and described upper right air guide sleeve are L shape structure, and forms guide portion along front end, grafting direction, and rear end is formed to terminating in the spacing limited part of fan cover body.
6. general gasoline engines according to claim 5, is characterized in that: the described fan cover body left and right sides is arranged for corresponding Pinboard limited part front end respectively to only forming spacing limiting board.
7. general gasoline engines according to claim 6, is characterized in that: described substrate back root is the flow guide structure that level and smooth arc-shaped transition forms to cooling air water conservancy diversion.
8. general gasoline engines according to claim 7, is characterized in that: described fan cover body ear end face periphery is provided with and forms the cofferdam in through airtight air channel for fitting with logical machine wind scooper edges close.
9. general gasoline engines according to claim 8, it is characterized in that: described logical box body comprises integrated base, described base is provided with stiffening rib and forms the lower cooling duct for cooling described logical box body and machine oil, and described lower cooling duct is by arranging and the cavity connects in the vent hole of Base edge and fan guard.
10. general gasoline engines according to claim 9, it is characterized in that: described stiffening rib comprises the suitable stiffening rib arranged along cooling blast direction and the inverse stiffening rib intersected vertically with described suitable stiffening rib, and the described height along stiffening rib is greater than the height of described inverse stiffening rib.
CN201410762488.1A 2014-12-11 2014-12-11 General gasoline engines Active CN104500256B (en)

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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 true CN104500256A (en) 2015-04-08
CN104500256B CN104500256B (en) 2017-06-16

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113250802A (en) * 2021-07-15 2021-08-13 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

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Publication number Priority date Publication date Assignee Title
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
CN101265831A (en) * 2007-03-14 2008-09-17 光阳工业股份有限公司 Engine wind-guiding cover structure
CN201196171Y (en) * 2008-03-31 2009-02-18 海尔集团公司 Air inlet cover of fan
US7559297B2 (en) * 2007-08-17 2009-07-14 Yunfeng Ma Portable Engine
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
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

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN101265831A (en) * 2007-03-14 2008-09-17 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
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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113250802A (en) * 2021-07-15 2021-08-13 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
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

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