CN104454112A - Cooling air channel assembly for universal gasoline engine - Google Patents
Cooling air channel assembly for universal gasoline engine Download PDFInfo
- Publication number
- CN104454112A CN104454112A CN201410768433.1A CN201410768433A CN104454112A CN 104454112 A CN104454112 A CN 104454112A CN 201410768433 A CN201410768433 A CN 201410768433A CN 104454112 A CN104454112 A CN 104454112A
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- Prior art keywords
- guide sleeve
- cooling
- air guide
- logical machine
- air
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P5/00—Pumping cooling-air or liquid coolants
- F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
- F01P5/06—Guiding or ducting air to, or from, ducted fans
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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)
Abstract
The invention discloses a cooling air channel assembly for a universal gasoline engine. The cooling air channel assembly comprises a fan cover and a flow guide cover. The flow guide cover and the fan cover are matched with each other in an insertion manner and are used for forming cooling air channels for cooling an engine head of the universal gasoline engine. The cooling air channel assembly has the advantages that the flow guide cover and the fan cover are matched with each other in the insertion manner, so that various components can be closely matched with one another, the airtight property of cooling spaces can be improved, air flow loss in the cooling spaces can be reduced to the greatest extent, radiating effects can be guaranteed, and the cooling air channel assembly is compact in integral structure; the cooling air channel assembly with the structure is easy to implement, detach, mount and maintain and convenient to operate, and is changeable.
Description
Technical field
The present invention relates to a kind of forced air cooling and lead to machine cooling field, particularly one leads to machine cooled air-duct component.
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, the outer outlet body existing forced air cooling being led to machine is needed to improve, 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 logical machine cooled air-duct component, coordinate more tight between each parts, improve the closed type of cooling space, reduce the windage loss in cooling space, ensure radiating effect, and make compact overall structure.
Logical machine cooled air-duct component of the present invention, comprises fan guard and air guide sleeve, and described air guide sleeve coordinates the cooling duct for the formation of cooling logical machine cylinder head 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 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 left air guide sleeve and right air guide sleeve, and described substrate both sides are respectively arranged with the inserting groove for left air guide sleeve and right air guide sleeve grafting; 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, left air guide sleeve and described 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.
Beneficial effect of the present invention: logical machine cooled air-duct component 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 structural representation of the present invention;
Fig. 2 is fan-cover structure schematic diagram of the present invention.
Embodiment
As shown in the figure: the present embodiment leads to machine cooled air-duct component, comprise fan guard 1 and air guide sleeve 2, described air guide sleeve 2 coordinates the cooling duct for the formation of cooling logical machine cylinder head with described fan guard 1 plug-in type; Structure of the present invention is applicable to forced air cooling and leads to machine, wherein, fan guard 1 is for outer cover impeller, and fan guard 1 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 2 coordinates with the plug-in type of fan guard 1, 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 1 comprises fan cover body 1a and is arranged at fan cover body 1a and the substrate 3 axially extended internally, and described substrate 3 coordinates common for the formation of described cooling duct with the grafting of described air guide sleeve 2; Owing to fan cover body 1a being provided with the substrate 3 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 2 comprises left air guide sleeve 2a and right air guide sleeve 2b, and described substrate 3 both sides are respectively arranged with the inserting groove 4 for left air guide sleeve 2a and right air guide sleeve 2b grafting; Wherein, Pinboard can realize the function of water conservancy diversion, the grafting fit system of itself and substrate 3, 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 3 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 4 inserts backward outer tilting mode with air guide sleeve in correspondence 2 and arranges; After making upper left air guide sleeve 2 and upper right air guide sleeve 2 grafting, 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, left air guide sleeve 2a and described right air guide sleeve 2b is L shape structure, and forming guide portion (being guide portion 5 and guide portion 5a in figure) along front end, grafting direction, rear end is formed to terminating in the spacing limited part of fan cover body 1a (being limited part 6 and limited part 6a 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.
Further, the fan cover body 1a left and right sides is arranged for corresponding Pinboard limited part front end respectively to only forming spacing limiting board 7; Not only have position-limiting action, in addition, the outer ledge of limited part front end and limiting board 7 fits tightly, and forms good confined space further, thus improves the seal of duct space.
Further, substrate 3 back side root is the flow guide structure 8 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 1a ear end face periphery is provided with and forms the cofferdam 9 in through airtight air channel for fitting with logical machine wind scooper edges close; By arranging cofferdam 9 structure, the edge circumference of the 9 pairs of fan housing assemblies in cofferdam forms coated overlap joint, not only has good outward appearance, and realizes fitting tightly by follow-up preload piece, does not need bonding, for convenience detach and installation.
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 (8)
1. a logical machine cooled air-duct component, is characterized in that: comprise fan guard and air guide sleeve, described air guide sleeve coordinates the cooling duct for the formation of cooling logical machine cylinder head with described fan guard plug-in type.
2. logical machine cooled air-duct component according to claim 1, it 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 cooling duct with described air guide sleeve grafting.
3. logical machine cooled air-duct component according to claim 2, is characterized in that: described air guide sleeve comprises left air guide sleeve and right air guide sleeve, and described substrate both sides are respectively arranged with the inserting groove for left air guide sleeve and right air guide sleeve grafting.
4. logical machine fan guard 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. logical machine cooled air-duct component according to claim 4, is characterized in that: described left air guide sleeve and described 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. logical machine fan guard 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. logical machine fan guard 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. logical machine fan guard 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410768433.1A CN104454112B (en) | 2014-12-11 | 2014-12-11 | Logical machine cooled air-duct component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410768433.1A CN104454112B (en) | 2014-12-11 | 2014-12-11 | Logical machine cooled air-duct component |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104454112A true CN104454112A (en) | 2015-03-25 |
| CN104454112B CN104454112B (en) | 2017-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410768433.1A Active CN104454112B (en) | 2014-12-11 | 2014-12-11 | Logical machine cooled air-duct component |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6908283B2 (en) * | 2003-10-14 | 2005-06-21 | Plastikon Industries, Inc | Vehicle fan shroud made integrally with a coolant reservoir |
| EP1582715A1 (en) * | 2004-04-02 | 2005-10-05 | Deere & Company | Vehicle Cooling Package |
| 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 |
| CN201502430U (en) * | 2009-08-24 | 2010-06-09 | 隆鑫工业有限公司 | Air duct structure of petrol generator |
| CN103696844A (en) * | 2013-12-30 | 2014-04-02 | 隆鑫通用动力股份有限公司 | Power generating unit |
| CN204419338U (en) * | 2014-12-11 | 2015-06-24 | 隆鑫通用动力股份有限公司 | Logical machine air channel cover body |
-
2014
- 2014-12-11 CN CN201410768433.1A patent/CN104454112B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6908283B2 (en) * | 2003-10-14 | 2005-06-21 | Plastikon Industries, Inc | Vehicle fan shroud made integrally with a coolant reservoir |
| EP1582715A1 (en) * | 2004-04-02 | 2005-10-05 | Deere & Company | Vehicle Cooling Package |
| 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 |
| CN201502430U (en) * | 2009-08-24 | 2010-06-09 | 隆鑫工业有限公司 | Air duct structure of petrol generator |
| CN103696844A (en) * | 2013-12-30 | 2014-04-02 | 隆鑫通用动力股份有限公司 | Power generating unit |
| CN204419338U (en) * | 2014-12-11 | 2015-06-24 | 隆鑫通用动力股份有限公司 | Logical machine air channel cover body |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104454112B (en) | 2017-09-05 |
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