CN207673460U - A kind of crankcase - Google Patents
A kind of crankcase Download PDFInfo
- Publication number
- CN207673460U CN207673460U CN201721901056.XU CN201721901056U CN207673460U CN 207673460 U CN207673460 U CN 207673460U CN 201721901056 U CN201721901056 U CN 201721901056U CN 207673460 U CN207673460 U CN 207673460U
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- Prior art keywords
- hole seat
- fixedly installed
- box
- bent axle
- seat
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Abstract
The utility model discloses kind of a crankcases,Including box-like body,The side of the box-like body is fixedly installed cylinder block,The inside of the box-like body is fixedly installed bent axle hole seat,The side of the bent axle hole seat is fixedly installed cam hole seat,The inside of the bent axle hole seat is fixedly installed crankshaft hole,And the bent axle hole seat and crankshaft hole are coaxial,The inside of the cam hole seat is fixedly installed cam hole,And the cam hole seat cam hole is coaxial,The outer of the bent axle hole seat and cam hole seat is fixedly installed reinforcing rib in radioactivity,The structure of axle box is redesigned the 45 ° of angle settings in horizontal direction of the cylinder body portion of crankcase,Make its more compact structure,Size is more small and exquisite,More meet the market demand,Cooling fin is added on cylinder block,Both sides outer adds shirt rim and forms ventilation slot,By guiding wind direction to increase heat dissipation area,It is internal simultaneously to arrange hot channel,Cooling oil is set faster to carry out heat exchange with the external world.
Description
Technical field
The utility model belongs to logical machine engine crankshaft box technical field, and in particular to a kind of crankcase.
Background technology
In face of the market demand of diversification, small and exquisite and high-power engine is increasingly favored by market.Engine
The common method of hoisting power is exactly to improve compression ratio, in the case where cylinder head combustion chamber volume is constant, increases cylinder diameter, cylinder
Set lengthens（Increase in cylinder face）It is to improve the most effective method of compression ratio.However, while improving compression ratio, compressing inflammable is mixed
It closes gas and burning work done will produce more heats, be only improved the radiating condition of engine, just can guarantee the normal work of complete machine
Make.Crankcase be the rotary parts such as the installing matrix of some important spare parts in entire engine, such as camshaft, bent axle all
It needs to be mounted on crankcase, while linking together with cylinder block, original crankcase cannot be satisfied above-mentioned requirements.
Existing engine when in use can not effective solution heat dissipation problem, exposed for current crankcase
The problem come, it is necessary to the improvement in structure be carried out to crankcase, thus it is proposed that a kind of crankcase.
Utility model content
The purpose of this utility model is to provide a kind of crankcases, to solve crankcase mentioned above in the background art
Body radiates undesirable problem.
To achieve the above object, the utility model provides the following technical solutions：A kind of crankcase, including box-like body,
The side of the box-like body is fixedly installed cylinder block, and the inside of the box-like body is fixedly installed bent axle hole seat, described
The side of bent axle hole seat is fixedly installed cam hole seat, and the inside of the bent axle hole seat is fixedly installed crankshaft hole, and the song
The inside of boss and crankshaft hole coaxial design, the cam hole seat is fixedly installed cam hole, and the cam hole seat cam
The outer of hole coaxial design, the bent axle hole seat and cam hole seat is fixedly installed reinforcing rib, and the reinforcing rib in radioactivity
Side be fixed at a side surface of box-like body, and the reinforcing rib is integrated with box-like body, it is described plus
It is fixedly installed speed governing core axle hole above the side of strengthening tendons, the side of the box-like body is fixedly installed crankshaft oil seal hole
Seat, and the other end of the crankshaft oil seal hole seat reaches the outside of box-like body, the song through a side surface of box-like body
Shafting oil sealing of hole seat and bent axle hole seat coaxial design, and the bent axle hole seat is fixed at the inside of crankshaft oil seal hole seat, it is described
The side of box-like body is fixedly installed speed governing shaft core hole seat, and the speed governing shaft core hole seat and speed governing core axle hole are coaxial, and institute
The inside that speed governing shaft core hole seat is fixed at core axle hole is stated, the outer wall of the cylinder block is fixedly installed cooling fin, and described
Cooling fin is integrated with box-like body, and the inside of the cooling fin is fixedly installed hot channel, the hot channel
One end be fixedly installed oil inlet, the other end of the hot channel is fixedly installed oil outlet, the oil inlet with it is fuel-displaced
Mouth all runs through the inside of the outer wall arrival box-like body of box-like body, and skirt is fixedly installed at the both sides of the edge of the cooling fin
Side is fixedly installed ventilation slot between the shirt rim and cooling fin.
Preferably, the surface structure of the cooling fin is rectangular parallelepiped structure, and the inside of the cooling fin is fixedly installed three
Hot channel, and the both ends of the hot channel are by being connected in parallel.
Preferably, 45 degree of angles are arranged on the right side of box-like body, and the vapour cylinder block in horizontal direction
One end of cylinder body reaches the inside of box-like body through the side surface of box-like body.
Preferably, cylinder block cylinder face height H increases 1mm, and cylinder holes size φ increases 2mm.
Preferably, the box-like body, cylinder block, reinforcing rib, bent axle hole seat, cam hole seat, crankshaft oil seal hole seat, skirt
Side, ventilation slot and speed governing shaft core hole seat are that die casting is integrally formed.
Compared with prior art, the utility model has the beneficial effects that：
（1）The structure of crankcase is redesigned the 45 ° of angle settings in horizontal direction of the cylinder body portion of crankcase,
Make its more compact structure, size is more small and exquisite, more meets the market demand.
（2）Cylinder diameter is increased, cylinder sleeve lengthens（Increase in cylinder face）, compression ratio is improved, to improve the power of engine.
（3）Cooling fin is added on cylinder block, shirt rim is added in both sides outer, forms ventilation slot, by guiding wind direction, increases and dissipates
Hot area, while internal arrangement hot channel, enable cooling oil faster to carry out heat exchange with the external world, reach and quickly dissipate
Heat.
（4）Most of structure of crankcase can cope with various evils by die casting one-pass molding, firm practicality simple in structure
Bad condition, applied widely, the market demand is high.
Description of the drawings
Fig. 1 is the positive structure schematic of the utility model；
Fig. 2 is the rear surface structural schematic diagram of the utility model；
Fig. 3 is the heat sink structure illustration of the utility model；
In figure：1- box-like bodies, 2- cylinder blocks, 3- reinforcing ribs, 4- bent axles hole seat, 5- cams hole seat, 6- crankshaft oil seals hole
Seat, the shirt rims 7-, 8- ventilation slots, 9- speed governing shaft cores hole seat, 10- cooling fins, 11- hot channels, 12- oil inlets, 13- oil outlets.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- Fig. 3 is please referred to Fig.1, the utility model provides a kind of technical solution：A kind of crankcase, including box-like body 1,
The side of box-like body 1 is fixedly installed cylinder block 2, and the inside of box-like body 1 is fixedly installed bent axle hole seat 4, bent axle hole seat 4
Side be fixedly installed cam hole seat 5, the inside of bent axle hole seat 4 is fixedly installed crankshaft hole, and bent axle hole seat 4 and crankshaft hole
The inside of coaxial design, cam hole seat 5 is fixedly installed cam hole, and 5 cam hole coaxial design of cam hole seat, bent axle hole seat 4
It is fixedly installed reinforcing rib 3 in radioactivity with the outer of cam hole seat 5, and the side of reinforcing rib 3 is fixed at box-like body 1
A side surface, and reinforcing rib 3 is integrated with box-like body 1, and speed governing use is fixedly installed above the side of reinforcing rib 3
The side of core axle hole, box-like body 1 is fixedly installed crankshaft oil seal hole seat 6, and the other end of crankshaft oil seal hole seat 6 runs through babinet
One side surface of ontology 1 reaches the outside of box-like body 1, crankshaft oil seal hole seat 6 and 4 coaxial design of bent axle hole seat, and crankshaft hole
Seat 4 is fixed at the inside of crankshaft oil seal hole seat 6, and the side of box-like body 1 is fixedly installed speed governing shaft core hole seat 9, speed governing
Shaft core hole seat 9 and speed governing core axle hole are coaxial, and speed governing shaft core hole seat 9 is fixed at the inside of core axle hole, cylinder block 2 it is outer
Wall is fixedly installed cooling fin 10, and cooling fin 10 is integrated with box-like body 1, the inside fixed setting of cooling fin 10
There are hot channel 11, one end of hot channel 11 to be fixedly installed oil inlet 12, the other end of hot channel 11 is fixedly installed
Oil outlet 13, oil inlet 12 and oil outlet 13 all run through the inside of the outer wall arrival box-like body 1 of box-like body 1, cooling fin 10
Both sides of the edge at be fixedly installed shirt rim 7, ventilation slot 8 is fixedly installed between shirt rim 7 and cooling fin 10.
In order to enable engine has a better heat dissipation performance, in the present embodiment, it is preferred that the surface structure of cooling fin 10 is
The inside of rectangular parallelepiped structure, cooling fin 10 is fixedly installed three hot channels 11, and the both ends of hot channel 11 pass through parallel connection
Connection.
In order to reduce the height of engine, more compact structure, in the present embodiment, it is preferred that cylinder block 2 in horizontal direction four
15 degree of angles are arranged on the right side of box-like body 1, and one end of cylinder block 2 reaches babinet through the side surface of box-like body 1
The inside of ontology 1.
In order to make to improve compression ratio in the case that cylinder head combustion chamber volume is constant, to improve the power of engine, this
In embodiment, it is preferred that cylinder block cylinder face height H increases 1mm, and cylinder holes size φ increases 2mm.
In order to ensure the stability of engine structure so that it is more sturdy and durable, in the present embodiment, it is preferred that babinet
Ontology 1, cylinder block 2, reinforcing rib 3, bent axle hole seat 4, cam hole seat 5, crankshaft oil seal hole seat 6, shirt rim 7, ventilation slot 8 and speed governing axis
Core bore seat 9 is that die casting is integrally formed.
The operation principle and process for using of the utility model：The cylinder block 2 is surrounded by cooling fin 10,10 both sides of cooling fin
Shirt rim 7 is added at edge, and ventilation slot 8 is opened up between cooling fin 10 and shirt rim 7, and when the engine operates, cooling fan starts running,
Fan generates wind regime, distinguished and admirable to be oriented to by shirt rim 7, is blown over from ventilation slot 8, takes away amount of heat, while cooling oil is from oil inlet
12 enter hot channel 11, will start to improve the heat dissipation effect of cylinder block by reaching oil outlet 13 after heat transfer
The heat that machine generates is taken away.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of crankcase, including box-like body（1）, it is characterised in that：The box-like body（1）Side be fixedly installed
Cylinder block（2）, the box-like body（1）Inside be fixedly installed bent axle hole seat（4）, the bent axle hole seat（4）Side it is solid
Surely it is provided with cam hole seat（5）, the bent axle hole seat（4）Inside be fixedly installed crankshaft hole, and the bent axle hole seat（4）With
Crankshaft hole coaxial design, the cam hole seat（5）Inside be fixedly installed cam hole, and the cam hole seat（5）Cam hole
Coaxial design, the bent axle hole seat（4）With cam hole seat（5）Outer be fixedly installed reinforcing rib in radioactivity（3）, and it is described
Reinforcing rib（3）Side be fixed at box-like body（1）A side surface, and the reinforcing rib（3）With box-like body（1）For
Integral structure, the reinforcing rib（3）Side above be fixedly installed speed governing core axle hole, the box-like body（1）One
Side is fixedly installed crankshaft oil seal hole seat（6）, and the crankshaft oil seal hole seat（6）The other end run through box-like body（1）One
Side surface reaches box-like body（1）Outside, the crankshaft oil seal hole seat（6）With bent axle hole seat（4）Coaxial design, and the song
Boss（4）It is fixed at crankshaft oil seal hole seat（6）Inside, the box-like body（1）Side be fixedly installed speed governing
Shaft core hole seat（9）, the speed governing shaft core hole seat（9）It is coaxial with speed governing core axle hole, and the speed governing shaft core hole seat（9）Fixation is set
It sets in the inside of core axle hole, the cylinder block（2）Outer wall be fixedly installed cooling fin（10）, and the cooling fin（10）With case
Body ontology（1）It is integrated, the cooling fin（10）Inside be fixedly installed hot channel（11）, the hot channel
（11）One end be fixedly installed oil inlet（12）, the hot channel（11）The other end be fixedly installed oil outlet（13）,
The oil inlet（12）With oil outlet（13）All run through box-like body（1）Outer wall reach box-like body（1）Inside, it is described dissipate
Backing（10）Both sides of the edge at be fixedly installed shirt rim（7）, the shirt rim（7）With cooling fin（10）Between be fixedly installed it is logical
Wind groove（8）.
2. a kind of crankcase according to claim 1, it is characterised in that：The cooling fin（10）Surface structure be length
Cube structure, the cooling fin（10）Inside be fixedly installed three hot channels（11）, and the hot channel（11）'s
Both ends are by being connected in parallel.
3. a kind of crankcase according to claim 1, it is characterised in that：The cylinder block（2）In horizontal direction 40
Five degree of angles are arranged in box-like body（1）Right side, and the cylinder block（2）One end run through box-like body（1）Side surface
Reach box-like body（1）Inside.
4. a kind of crankcase according to claim 1, it is characterised in that：Cylinder block cylinder face height H increases 1mm,
Cylinder holes size φ increases 2mm.
5. a kind of crankcase according to claim 1, it is characterised in that：The box-like body（1）, cylinder block（2）Plus
Strengthening tendons（3）, bent axle hole seat（4）, cam hole seat（5）, crankshaft oil seal hole seat（6）, shirt rim（7）, ventilation slot（8）With speed governing shaft core hole
Seat（9）It is that die casting is integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721901056.XU CN207673460U (en) | 2017-12-29 | 2017-12-29 | A kind of crankcase |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721901056.XU CN207673460U (en) | 2017-12-29 | 2017-12-29 | A kind of crankcase |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207673460U true CN207673460U (en) | 2018-07-31 |
Family
ID=62972800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721901056.XU Active CN207673460U (en) | 2017-12-29 | 2017-12-29 | A kind of crankcase |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207673460U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112610354A (en) * | 2020-12-16 | 2021-04-06 | 重庆怡之驰机械有限公司 | Three-column engine box body for automobile |
-
2017
- 2017-12-29 CN CN201721901056.XU patent/CN207673460U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112610354A (en) * | 2020-12-16 | 2021-04-06 | 重庆怡之驰机械有限公司 | Three-column engine box body for automobile |
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