CN204419339U - There is the logical machine of closed type cooling duct - Google Patents
There is the logical machine of closed type cooling duct Download PDFInfo
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- CN204419339U CN204419339U CN201420788098.7U CN201420788098U CN204419339U CN 204419339 U CN204419339 U CN 204419339U CN 201420788098 U CN201420788098 U CN 201420788098U CN 204419339 U CN204419339 U CN 204419339U
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- cooling duct
- pinboard
- closed type
- logical
- type cooling
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Abstract
The utility model discloses a kind of logical machine with closed type cooling duct, the both sides cylinder head comprising logical box body and be connected with logical box body, also comprises fan guard and fits tightly with fan guard edge circumference the wind scooper component formed for the through airtight air channel cooled logical box body and cylinder head; Edge circumference due to wind scooper component and fan guard relies on to fit tightly and forms through airtight cooling space, substantially increase the seal of overall cooling space, reduce the windage loss in cooling space, thus guarantee radiating effect, and the utility model fan guard and wind scooper component fit tightly mode of structure, make overall structure compacter, conserve space.
Description
Technical field
The utility model relates to forced air cooling and leads to machine cooling field, particularly a kind of logical machine with closed type cooling duct.
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.
Model utility content
In view of this, the utility model provides a kind of logical machine with closed type cooling duct, the circumference of fan guard and wind scooper is fitted tightly, make the cooperation between each parts tightr, improve the seal of cooling space, reduce the windage loss in cooling space, ensure radiating effect, and make compact overall structure.
The logical machine with closed type cooling duct of the present utility model, the both sides cylinder head comprising logical box body and be connected with logical box body, also comprises fan guard and fits tightly with fan guard edge circumference the wind scooper component formed for the through airtight air channel cooled logical box body and cylinder head; The utility model structure is applicable to forced air cooling and leads to machine, wherein, fan guard is used for outer cover impeller, fan guard coordinates the air channel cooled for the formation of the casing (crankcase) to logical machine and cylinder head with wind scooper component, in the present embodiment, fan guard is the structure of sub-circular, thereafter end face is broken edge structure, indication edge circumference referred to along fan guard ear end face edge around one week, make internal cooling airtight space high by the mode fitted tightly, prevent the loss of cooling blast, thus reach the object ensureing radiating effect.
Further, the ear end face of fan guard is provided with along edge circumference and fits tightly cofferdam for overlapping formation with described wind scooper component; 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.
Further, wind scooper component comprises casing barge board and connects with casing barge board and lead to for corresponding the lower air guide sleeve that machine cylinder head forms cooling duct, and the front-end face edge of casing barge board and lower air guide sleeve is provided with for overlapping with cofferdam the tenon structure being formed and fit tightly; Tenon structure refers to that the edge of casing barge board and lower air guide sleeve circumferentially forms sink structures, fitting and can eliminate the overlapping height difference produced in tenon structure and cofferdam, ensures level and smooth, ensure aesthetic appearance, and make the stabilized structure after fitting, reduce further to travel the vibration caused.
Further, lower air guide sleeve comprises the lower-left air guide sleeve and bottom right air guide sleeve that are connected respectively in described casing barge board both sides, and described lower-left air guide sleeve and described bottom right the air guide sleeve respectively corresponding both sides cylinder head leading to machine arrange and become both sides to surround to respective cylinder capitiform.
Further, fan guard comprises fan cover body, the axial substrate be provided with for the formation of logical machine cylinder head cooling duct that extends internally of described fan cover body; Substrate is arranged on inside fan cover body, self can be used for forming the cooling duct to cylinder head cooling, by the setting of this structure, not only can ensure sealing, and structure is compacter.
Further, substrate is provided with the plug in structure jointly forming cooling duct for grafting Pinboard and substrate; 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, Pinboard comprises left Pinboard and right Pinboard, and described plug in structure is be separately positioned on the inserting groove that substrate both sides coordinate for left Pinboard and right Pinboard grafting; 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 Pinboard and described right Pinboard 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.
The beneficial effects of the utility model: the logical machine with closed type cooling duct of the present utility model, edge circumference due to wind scooper component and fan guard relies on to fit tightly and forms through airtight cooling space, substantially increase the seal of overall cooling space, reduce the windage loss in cooling space, thus guarantee radiating effect, and the utility model fan guard and wind scooper component fit tightly mode of structure, make overall structure compacter, conserve space.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described.
Fig. 1 is the utility model overall structure schematic diagram;
Fig. 2 is that the utility model wind scooper component coordinates schematic diagram with logical machine;
Fig. 3 is fan guard of the present utility model and Pinboard connection diagram;
Fig. 4 is lower air guide sleeve of the present utility model and casing air damper structure schematic diagram;
Fig. 5 fan-cover structure schematic diagram of the present utility model;
Fig. 6 is lower air guide sleeve structural representation of the present utility model;
Fig. 7 is crankcase base schematic diagram of the present utility model.
Embodiment
As shown in the figure: the logical machine with closed type cooling duct of the present embodiment, the both sides cylinder head 2 comprising logical box body 1 and be connected with logical box body 1, also comprises fan guard 3 and fits tightly with fan guard 3 edge circumference the wind scooper component formed for the through airtight air channel cooled logical box body 1 and cylinder head 2; The utility model structure is applicable to forced air cooling and leads to machine, wherein, fan guard 3 is for outer cover impeller, fan guard 3 coordinates the air channel cooled for the formation of the casing (crankcase) to logical machine and cylinder head 2 with wind scooper component, in the present embodiment, fan guard 3 is the structure of sub-circular, thereafter end face is broken edge structure, indication edge circumference referred to along fan guard 3 ear end face edge around one week, make internal cooling airtight space high by the mode fitted tightly, prevent the loss of cooling blast, thus reach the object ensureing radiating effect; In addition, logical machine also comprises cylinder head cover 19, cylinder head cover and fan guard edges close close fit.
In the present embodiment, the ear end face of fan guard 3 is provided with along edge circumference and fits tightly cofferdam 4 for overlapping formation with described wind scooper component; By arranging cofferdam 4 structure, the edge circumference of the 4 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.
In the present embodiment, wind scooper component comprises casing barge board 5 and connects with casing barge board 5 and lead to for corresponding the lower air guide sleeve 6 that machine cylinder head 2 forms cooling duct, and the front-end face edge of casing barge board 5 and lower air guide sleeve 6 is provided with for overlapping with cofferdam 4 tenon structure 7 being formed and fit tightly; Tenon structure 7 refers to that the edge of casing barge board 5 and lower air guide sleeve 6 circumferentially forms sink structures, tenon structure 7 is fitted with cofferdam 4 can eliminate the overlapping height difference produced, and ensures level and smooth, ensures aesthetic appearance, and make the stabilized structure after fitting, reduce further to travel the vibration caused; Equally, cylinder head cover is provided with tenon structure, fits tightly with the cofferdam of fan guard, is formed airtight, prevents windage loss.
In the present embodiment, lower air guide sleeve 6 comprises the lower-left air guide sleeve 6a and bottom right air guide sleeve 6b that are connected respectively in described casing barge board 5 both sides, and described lower-left air guide sleeve 6a and the described bottom right air guide sleeve 6b respectively corresponding both sides cylinder head 2 leading to machine arranges and forms both sides encirclement to corresponding cylinder head 2.
In the present embodiment, fan guard 3 comprises fan cover body, the axial substrate 8 be provided with for the formation of logical machine cylinder head 2 cooling duct that extends internally of described fan cover body; Substrate 8 is arranged on inside fan cover body, self can be used for forming the cooling duct cooled cylinder head 2, by the setting of this structure, not only can ensure sealing, and structure is compacter.
In the present embodiment, substrate 8 is provided with the plug in structure jointly forming cooling duct for grafting Pinboard and substrate 8; Wherein, Pinboard can realize the function of water conservancy diversion, the grafting fit system of itself and substrate 8, 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 8 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, Pinboard comprises left Pinboard 9 and right Pinboard 10, and described plug in structure is be separately positioned on the inserting groove 11 that substrate 8 both sides coordinate for left Pinboard 9 and right Pinboard 10 grafting; 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 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, left Pinboard 9 and described right Pinboard 10 are L shape structure, and forming guide portion (being guide portion 11 and guide portion 11a in figure) along front end, grafting direction, rear end is formed to terminating in the spacing limited part of fan cover body 12 (being limited part 12 and limited part 12a 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 left and right sides is arranged for corresponding Pinboard limited part front end respectively to only forming spacing limiting board 13; 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.
In the present embodiment, substrate 8 back side root is the flow guide structure 14 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 addition, in the present embodiment, crankcase comprises integrated base 14, and base 14 is provided with stiffening rib and forms the lower cooling duct 18 for cooling crankcase and machine oil, and lower cooling duct is by arranging and the vent hole 15 at base 14 edge and the cavity connects in fan guard 3; 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.
In the present embodiment, stiffening rib comprises the suitable stiffening rib 16 arranged along cooling blast direction and the inverse stiffening rib 17 intersected vertically with suitable stiffening rib, and the height along stiffening rib is greater than the height of inverse stiffening rib; To be communicated with by the vent hole at base 14 edge between cooling duct with air guide sleeve down, rotating cooling blast enters base 14 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 the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (10)
1. one kind has the logical machine of closed type cooling duct, it is characterized in that: comprise logical box body and be connected with logical box body both sides cylinder head, also comprise fan guard and with fan guard edge circumference fit tightly the wind scooper component formed for the through airtight air channel cooled logical box body and cylinder head.
2. the logical machine with closed type cooling duct according to claim 1, is characterized in that: the ear end face of described fan guard is provided with along edge circumference and fits tightly cofferdam for overlapping formation with described wind scooper component.
3. the logical machine with closed type cooling duct according to claim 2, it is characterized in that: described wind scooper component comprises casing barge board and connects with casing barge board and lead to for corresponding the lower air guide sleeve that machine cylinder head forms cooling duct, and the front-end face edge of described casing barge board and described lower air guide sleeve is provided with for overlapping with described cofferdam the tenon structure being formed and fit tightly.
4. the logical machine with closed type cooling duct according to claim 3, it is characterized in that: described lower air guide sleeve comprises the lower-left air guide sleeve and bottom right air guide sleeve that are connected respectively in described casing barge board both sides, described lower-left air guide sleeve and described bottom right the air guide sleeve respectively corresponding both sides cylinder head leading to machine arrange and become both sides to surround to respective cylinder capitiform.
5. the logical machine with closed type cooling duct according to claim 1, is characterized in that: described fan guard comprises fan cover body, the axial substrate be provided with for the formation of logical machine cylinder head cooling duct that extends internally of described fan cover body.
6. the logical machine with closed type cooling duct according to claim 5, is characterized in that: described substrate is provided with the plug in structure jointly forming cooling duct for grafting Pinboard and substrate.
7. the logical machine with closed type cooling duct according to claim 6, it is characterized in that: described Pinboard comprises left Pinboard and right Pinboard, described plug in structure is be separately positioned on the inserting groove that substrate both sides coordinate for left Pinboard and right Pinboard grafting.
8. the logical machine with closed type cooling duct according to claim 7, is characterized in that: described left Pinboard and described right Pinboard 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.
9. the logical machine with closed type cooling duct according to claim 8, 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.
10. the logical machine with closed type cooling duct according to the arbitrary claim of claim 5-9, 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420788098.7U CN204419339U (en) | 2014-12-11 | 2014-12-11 | There is the logical machine of closed type cooling duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420788098.7U CN204419339U (en) | 2014-12-11 | 2014-12-11 | There is the logical machine of closed type cooling duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204419339U true CN204419339U (en) | 2015-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420788098.7U Expired - Fee Related CN204419339U (en) | 2014-12-11 | 2014-12-11 | There is the logical machine of closed type cooling duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204419339U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104612803A (en) * | 2014-12-11 | 2015-05-13 | 隆鑫通用动力股份有限公司 | Ventilating machine provided with tight fitting type fan cover |
-
2014
- 2014-12-11 CN CN201420788098.7U patent/CN204419339U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104612803A (en) * | 2014-12-11 | 2015-05-13 | 隆鑫通用动力股份有限公司 | Ventilating machine provided with tight fitting type fan cover |
| CN104612803B (en) * | 2014-12-11 | 2017-02-22 | 隆鑫通用动力股份有限公司 | Ventilating machine provided with tight fitting type fan cover |
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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: 20150624 Termination date: 20151211 |
|
| EXPY | Termination of patent right or utility model |