CN207297185U - A kind of cooling engine for motor cycle water block structure - Google Patents
A kind of cooling engine for motor cycle water block structure Download PDFInfo
- Publication number
- CN207297185U CN207297185U CN201721225620.0U CN201721225620U CN207297185U CN 207297185 U CN207297185 U CN 207297185U CN 201721225620 U CN201721225620 U CN 201721225620U CN 207297185 U CN207297185 U CN 207297185U
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- water
- water channel
- cylinder
- water outlet
- motor cycle
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Abstract
The utility model discloses a kind of cooling engine for motor cycle water block structure, cylinder holes is provided with cricoid covered conduit inside cylinder block, water inlet tap is equipped with cylinder block side, water outlet is equipped with cylinder block upper surface；Outer layer inner wall upper end of the water channel away from cylinder holes outwards top bending, so that water channel upper end cross-sectional area is more than lower end cross-sectional area；The water outlet is set close to water channel upper end outer edge.Water channel upper end to external expansion, is thus expanded water channel volume, adds the cooling water inflow in cylinder body by this structure；More importantly, water channel is to after external expansion, since water outlet is close to the setting of water channel upper end outer edge, therefore water outlet is to correspondingly outer displacement, i.e. water outlet compares the position before changing further from the high cylinder holes of temperature, cylinder head sealing gasket herein is not easy to be influenced and ablation by high-temperature high-pressure fuel gas, easily avoids recirculated water from entering engine, so as to avoid machine oil state of blush.
Description
Technical field
Motorcycle engine is the utility model is related to, in particular to a kind of cooling engine for motor cycle water cylinder block knot
Structure, belongs to Motorcycle Engine Technology field.
Background technology
In recent years, as the implementation of national rich peasant's policy and strategy to develop western regions, motor tricycle become friend peasant
The good assistant that friend builds up the family fortunes, and also increasingly develop to huge discharge direction.Discharge capacity is continuously increased, and engine is severe in addition
Use environment（Heavy duty, road conditions are poor, user maintaining is poor）, piston scraping, cylinder head are close caused by engine temperature height
Happen occasionally caused by envelope ablation phenomena such as water inflow of the engine, the popularization to water-cooled engine brings very bad negative effect.
Although colleague's motorcycle engine producer has made the improvement upgrading of different modes, such phenomenon still can not be obtained fundamentally
Eliminate.
Important composition component of the cylinder block as engine, the design no less important of its water-cooling structure.Existing cylinder block knot
As depicted in figs. 1 and 2, the type cylinder block inner ring is Cast iron liner to structure, and periphery is aluminium alloy, both are middle after combining to form water
Road, recirculated water enters water channel from water inlet tap, then enters cylinder head water channel from top exit.
Usually straight up and down, upper end is completely open for existing water channel two side, so as to form the barrel-shaped water channel of semi-open type annulus.
Since the barrel-shaped water channel of semi-open type annulus is nearer from cylinder holes, temperature herein is higher, and the head seal in cylinder sleeve upper surface
Pad is due to Form and position error caused by processing so that the high temperature and high pressure gas of burning are easily accessible close between cylinder block and cylinder head
Packing, directly contributes head seal ablation, so as to cause the recirculated water on the outside of seal line to enter in engine, machine thus occurs
Oily blushing, seriously affects the normal work and use service life of engine.
The content of the invention
For deficiencies of the prior art, motorcycle water-cooled start the purpose of this utility model is to provide a kind of
Machine block structure, this block structure can avoid gasket from causing cooling water to enter asking for engine because of high temperature ablation
Topic.
To achieve these goals, the technical solution adopted in the utility model is such：
A kind of cooling engine for motor cycle water block structure, including cylinder block, are provided with inside cylinder block around cylinder holes
Cricoid covered conduit, water inlet tap is equipped with cylinder block side, and water outlet is equipped with cylinder block upper surface；Water inlet tap and water outlet
Mouth is connected with water channel respectively；Outer layer inner wall upper end of the water channel away from cylinder holes outwards top bending, so that water channel upper end is transversal
Area is more than lower end cross-sectional area；The water outlet is set close to water channel upper end outer edge.
Water channel upper end to external expansion, is thus expanded water channel volume, adds the cooling water inflow in cylinder body by this structure；More
Importantly, water channel is to after external expansion, since water outlet is set close to water channel upper end outer edge, therefore water outlet is correspondingly moved out
The position that position, i.e. water outlet compare before changing is not easy by high temperature and pressure further from the high cylinder holes of temperature, cylinder head sealing gasket herein
The influence of combustion gas and ablation, easily avoid recirculated water from entering engine, so as to avoid machine oil state of blush.
The orthographic projection of the water outlet is located in the orthographic projection of water channel upper end and outside the orthographic projection of water channel lower end.It is such
Water outlet position is set, can either be away from cylinder holes position, and water outlet and water channel can be made in smoothing junction, beneficial to cooling water
Flow out water channel.
The water channel is close to the internal layer inner wall of cylinder holes straight up and down to form cylindrical surface.In such structure had both facilitated
The processing of layer inner wall, and it is unlikely to influence of the internal layer inner wall outward bending to water channel volume.
Outer layer inner wall upper end of the water channel away from cylinder holes is in smoothing junction with outer layer inner wall lower end, and outside top bending
Outer layer inner wall upper end is arc-shaped concave.The streamline construction and cambered surface of the water channel outer layer inner wall are formed, beneficial to the entrance of cooling water
And outflow.
The cylinder block side is equipped with heat sink, and at least middle part of certain side part heat sink is in W types, W type heat sinks
Top both ends with being connected as one positioned at its both sides and horizontally disposed both sides heat sink.The design of W type heat sinks is not only beautiful
See, at the same also can increasing heat radiation area, extend heat sink heat exchanger time, and then be more conducive to reduce center housing temperature.
The water inlet tap is arranged in the V-type space that W type heat sinks lower central is formed.Mouth position of intaking is set, and is both considered
To the improvement of heat radiating fin structure, both are made preferably to merge, it is often more important that, water inlet tap is arranged at this and is more conducive to water-cooled effect.
In short, the utility model by the above-mentioned improvement to engine block structure, be not only able to avoid gasket because
High temperature ablation and the problem of cause cooling water to enter engine, additionally it is possible to increase water channel volume, further improve water-cooled effect.
Brief description of the drawings
Fig. 1-existing block structure schematic diagram.
Fig. 2-Figure 1A-A sectional views.
Fig. 3-the utility model block structure schematic diagram.
Fig. 4-Fig. 3 B-B sectional views.
Fig. 5-the utility model cylinder block lateral plan.
Fig. 6-Fig. 5 rearviews.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
Referring to Fig. 3-Fig. 6, the utility model cooling engine for motor cycle water block structure is can be seen that from figure, including
Cylinder block 1, cricoid covered conduit 2 is provided with inside cylinder block 1 around cylinder holes 9, and water inlet tap is equipped with 1 side of cylinder block
3, it is equipped with water outlet 4 in 1 upper surface of cylinder block；Water inlet tap 3 and water outlet 4 are connected with water channel 2 respectively；The water channel 2 is away from cylinder
The outer layer inner wall upper end 5 in hole outwards top bending, so that water channel upper end cross-sectional area is more than lower end cross-sectional area；The water outlet
4 are set close to water channel upper end outer edge.
Water channel upper end to external expansion, is thus expanded water channel volume, adds the cooling water inflow in cylinder body by this structure, therefore
Water temperature heating slows down, and water-cooled effect is more preferable；Importantly, water channel is to after external expansion, since water outlet is outside water channel upper end
Edge is set, therefore water outlet is to correspondingly outer displacement, i.e., water outlet compared to the position before changing further from the high cylinder holes of temperature, herein
Cylinder head sealing gasket be not easy to be influenced and ablation by high-temperature high-pressure fuel gas, easily avoid recirculated water from entering engine, so as to keep away
Exempt from machine oil state of blush.
The orthographic projection of the water outlet is located in the orthographic projection of water channel upper end and outside the orthographic projection of water channel lower end.It is such
Water outlet position is set, can either be away from cylinder holes position, and water outlet and water channel can be made in smoothing junction, beneficial to cooling water
Flow out water channel.
The water channel is close to the internal layer inner wall of cylinder holes straight up and down to form cylindrical surface.In such structure had both facilitated
The processing of layer inner wall, and it is unlikely to influence of the internal layer inner wall outward bending to water channel volume.
Outer layer inner wall upper end 5 of the water channel away from cylinder holes is in smoothing junction with outer layer inner wall lower end 6, and outwards top bending
Outer layer inner wall upper end 5 be arc-shaped concave.The streamline construction and cambered surface of the water channel outer layer inner wall are formed, beneficial to cooling water into
Enter and flow out.
1 side of cylinder block is equipped with heat sink 7, and at least middle part of certain side part heat sink 7 is in W types 8, and W types dissipate
The top both ends of backing positioned at its both sides and horizontally disposed both sides heat sink with being connected as one.The design of W type heat sinks, no
It is only beautiful, at the same also can increasing heat radiation area, extend heat sink heat exchanger time, and then be more conducive to reduce center housing temperature.
The water inlet tap 3 is arranged in the V-type space that W type heat sinks lower central is formed.Mouth position of intaking is set, and is both considered
To the improvement of heat radiating fin structure, both are made preferably to merge, it is often more important that, water inlet tap is arranged at this and is more conducive to water-cooled effect.
Enter for the easy ablation of existing water cooling series cylinder head sealing gasket, engine temperature height, recirculated water and start power traction
Water channel is made covered conduit by the problems such as machine oil risen turns white, the utility model, and recirculated water is after water inlet tap entrance, from both sides
Into covered conduit, cylinder block using cast iron materials cast form, recirculated water again from water outlet pass through with cylinder head it is corresponding into
The mouth of a river enters cylinder head water channel.The cylinder block water inlet tap is forced water nozzle, can equally use assembled, that is, split type water nozzle.
Due to being closed to cylinder water channel upper surface, circular ring shape water channel outer diameter can be increased, so
Water channel total measurement (volume) increases, and water temperature heating is slower.
Positioning in view of water channel sand cores at the same time and the uniformity of cylinder body cooling, the water outlet of cylinder block upper surface can set 3-
6, water outlet mouth-shaped can be that circular or annulus strip, water outlet connect into one by arc transition with following water channel
Body, so facilitates all water outlets and all is not easy to be fired by high temperature and pressure away from the high cylinder holes of temperature, cylinder head sealing gasket herein
The influence of gas and ablation and cause recirculated water to enter engine, so as to cause machine oil state of blush.
Finally illustrate, above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those of ordinary skill in the art that, can be to this
The technical solution technical scheme is modified or replaced equivalently of utility model, without departing from the objective and model of technical solutions of the utility model
Enclose, it should all cover among the right of the utility model.
Claims (6)
1. a kind of cooling engine for motor cycle water block structure, including cylinder block, ring is provided with inside cylinder block around cylinder holes
The covered conduit of shape, water inlet tap is equipped with cylinder block side, and water outlet is equipped with cylinder block upper surface；Water inlet tap and water outlet
Connected respectively with water channel, it is characterised in that：Outer layer inner wall upper end of the water channel away from cylinder holes outwards top bending, so that water channel
Upper end cross-sectional area is more than lower end cross-sectional area；The water outlet is set close to water channel upper end outer edge.
2. cooling engine for motor cycle water block structure according to claim 1, it is characterised in that：The water outlet is just
Projection is in the orthographic projection of water channel upper end and outside the orthographic projection of water channel lower end.
3. cooling engine for motor cycle water block structure according to claim 1, it is characterised in that：The water channel is close to cylinder
The internal layer inner wall in hole is straight up and down to form cylindrical surface.
4. cooling engine for motor cycle water block structure according to claim 1, it is characterised in that：The water channel is away from cylinder
The outer layer inner wall upper end in hole is in smoothing junction with outer layer inner wall lower end, and outwards the outer layer inner wall upper end of top bending is arc-shaped recessed
Face.
5. cooling engine for motor cycle water block structure according to claim 1, it is characterised in that：The cylinder block side
Equipped with heat sink, at least middle part of certain side part heat sink is in W types, and the top both ends of W type heat sinks are with being located at its both sides
And horizontally disposed both sides heat sink is connected as one.
6. cooling engine for motor cycle water block structure according to claim 5, it is characterised in that：The water inlet tap is arranged on
In the V-type space that W type heat sinks lower central is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721225620.0U CN207297185U (en) | 2017-09-22 | 2017-09-22 | A kind of cooling engine for motor cycle water block structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721225620.0U CN207297185U (en) | 2017-09-22 | 2017-09-22 | A kind of cooling engine for motor cycle water block structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207297185U true CN207297185U (en) | 2018-05-01 |
Family
ID=62442324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721225620.0U Expired - Fee Related CN207297185U (en) | 2017-09-22 | 2017-09-22 | A kind of cooling engine for motor cycle water block structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207297185U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107587950A (en) * | 2017-09-22 | 2018-01-16 | 力帆实业(集团)股份有限公司 | Cooling engine for motor cycle water block structure |
-
2017
- 2017-09-22 CN CN201721225620.0U patent/CN207297185U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107587950A (en) * | 2017-09-22 | 2018-01-16 | 力帆实业(集团)股份有限公司 | Cooling engine for motor cycle water block structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180501 Termination date: 20210922 |