CN207297184U - A kind of cooling engine for motor cycle water - Google Patents
A kind of cooling engine for motor cycle water Download PDFInfo
- Publication number
- CN207297184U CN207297184U CN201721225636.1U CN201721225636U CN207297184U CN 207297184 U CN207297184 U CN 207297184U CN 201721225636 U CN201721225636 U CN 201721225636U CN 207297184 U CN207297184 U CN 207297184U
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- water
- crankcase
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 113
- 238000001816 cooling Methods 0.000 title claims abstract description 27
- 210000000476 body water Anatomy 0.000 claims abstract description 34
- 239000000498 cooling water Substances 0.000 claims abstract description 13
- 238000005452 bending Methods 0.000 claims abstract description 9
- 239000003921 oil Substances 0.000 claims description 120
- 239000010687 lubricating oil Substances 0.000 claims description 70
- 210000003205 muscle Anatomy 0.000 claims description 46
- 238000000926 separation method Methods 0.000 claims description 40
- 238000002485 combustion reaction Methods 0.000 claims description 16
- 238000009499 grossing Methods 0.000 claims description 9
- 238000003032 molecular docking Methods 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
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- 230000017525 heat dissipation Effects 0.000 claims 1
- 238000002679 ablation Methods 0.000 abstract description 11
- 238000013461 design Methods 0.000 abstract description 5
- 239000002737 fuel gas Substances 0.000 abstract description 5
- 238000006073 displacement reaction Methods 0.000 abstract description 4
- 239000010721 machine oil Substances 0.000 description 27
- 230000000694 effects Effects 0.000 description 19
- 238000010586 diagram Methods 0.000 description 15
- 239000012535 impurity Substances 0.000 description 11
- 238000005461 lubrication Methods 0.000 description 8
- 239000010705 motor oil Substances 0.000 description 8
- 230000009194 climbing Effects 0.000 description 7
- 238000007789 sealing Methods 0.000 description 7
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- 230000009286 beneficial effect Effects 0.000 description 6
- 230000006872 improvement Effects 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 239000010716 motorcycle engine oil Substances 0.000 description 5
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- 238000009434 installation Methods 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
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- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a kind of cooling engine for motor cycle water, and cylinder holes is provided with cricoid sealed cylinder body water channel inside cylinder block, and water inlet tap is equipped with cylinder block side, and cylinder body water outlet is equipped with cylinder block upper surface；Water inlet tap and cylinder body water outlet are connected with cylinder block passage respectively；Outer layer inner wall upper end of the cylinder block passage away from cylinder holes outwards top bending, so that cylinder block passage upper end cross-sectional area is more than lower end cross-sectional area；The cylinder body water outlet is set close to cylinder block passage upper end outer edge.Cylinder head water channel and water inlet inside cylinder head have carried out corresponding design.This structure expands water channel volume, adds the cooling water inflow in cylinder body and in cylinder head.To after external expansion, cylinder body water outlet and cylinder head water inlet make head gasket be not easy to be influenced and ablation by high-temperature high-pressure fuel gas, avoid recirculated water and enter engine water channel to correspondingly outer displacement.
Description
Technical field
A kind of motorcycle engine is the utility model is related to, in particular to a kind of cooling engine for motor cycle water, belonged to
Technical field of engines.
Background technology
In recent years, engine for motorcycle becomes the good assistant that vast farmers friend builds up the family fortunes, used hair
Motivation also increasingly develops to water cooling huge discharge direction.Tricycle engine generally uses CG engines at present, due to traditional
CG engines are developed on the basis of Honda CG125, and original intention is for two wheeler service, therefore its each parts is in former two wheeler
Do not make significant improvement and lifting on the basis of engine, thus can not meet use environment of the tricycle in rural area reality（Heavy duty,
Road conditions are poor, the maintaining of user consciousness and maintenance condition are poor）, cause current engine to be difficult to keep up with actual demand, start
Machine temperature it is high and cause cylinder head sealing gasket ablation, the abrasion of major-minor axis shelves gear, the abrasion of bent axle major part needle roller, lower shake-changing arm abrasion,
The abnormal problems such as valve fracture emerge in an endless stream, and seriously affect the service life of tricycle engine, while also seriously affect
The popularization of product.
Since engine is a complicated system engineering, the main element that outside can intuitively be seen includes crankcase group
Conjunction, crankcase cover combination, cylinder block, cylinder head and cylinder head cover, wherein cylinder block upper end are connected and pass through with cylinder head lower end
Gasket seals, and inside further includes the various components such as piston, bent axle, connecting rod, lubricating oil pump and oil filter.Some of which component
Itself there are the defects of never bring harmful effect to engine performance with aspect, it is whole to engine after each component defect superposition
Body performance influences bigger.It is specifically described as follows.
It is insufficient existing for cylinder block, cylinder head：Existing block structure is as shown in Figure 1, the type cylinder block inner ring is casting
Iron cylinder sleeve, periphery is aluminium alloy, both are middle after combining to form water channel, and recirculated water enters water channel from water inlet tap, then goes out from top
Mouth enters cylinder head water channel.Usually straight up and down, upper end is completely open for existing water channel two side, so as to form semi-open type annulus
Barrel-shaped water channel.Existing air cylinder head structure is corresponding with block structure as shown in Fig. 2-Fig. 3, is set in cylinder head around combustion chamber
There is water annulus, some cylinder head water inlets 402 corresponding with cylinder block water outlet, cylinder head water inlet are equipped with cylinder head lower surface
For annulus strip, side is equipped with water outlet, and water outlet and water inlet are communicated with water channel.Existing water annulus two side is same
Sample straight up and down, so as to form the barrel-shaped water channel of annulus.Since the barrel-shaped water channel of semi-open type annulus is nearer from cylinder holes in cylinder block, herein
Temperature it is higher, and in cylinder sleeve upper surface cylinder head sealing gasket due to Form and position error caused by processing so that the height of burning
Warm gases at high pressure are easily accessible the gasket between cylinder block and cylinder head, directly contribute head seal ablation, so as to cause
Recirculated water on the outside of seal line enters in engine, machine oil blushing thus occurs, seriously affects the normal work of engine
And service life.For cylinder head, drawbacks described above is equally existed.Since the barrel-shaped water channel of annulus is nearer from combustion chamber, therefore into
The mouth of a river is also closer from combustion chamber, and temperature herein is often higher, easily causes the high temperature and high pressure gas of burning to enter gasket.
In addition, being equipped with AB keyholes 404 on cylinder head, cylinder head and cylinder block are connected by the screw rod for being inserted into AB keyholes
Connect.It is lubricated to enable lubricating oil to reach cylinder cap from cylinder head, one of keyhole is designed to upper oil hole 405, and should
Upper oil hole is located at the installation end face of cylinder head and cylinder cap, i.e., lubricating oil on the keyhole by entering back into cylinder cap.In order to realize screw rod
Connection and lubrication channel double action, the upper oil hole are designed to counterbore.At the same time for avoid screw rod install after sealing on screw rod
Pad closed oily passage, is located in heavy platform under gasket and is provided with passage so that counterbore main aperture to be connected with heavy platform upper surface, but such as
This one, lubricating oil must be filled with full counterbore and can be only achieved cylinder head cover after coming from upper oil hole, to the lubrication of parts above
It is unfavorable, the problems such as easily leading to abrasion and locking.
It is insufficient existing for crankcase combination：Crankcase combination is formed by left crankcase and right crankcase mould assembling.In left bent axle
Case is equipped with oil-sucking hole, and lubricating oil pump mounting hole is equipped with right crankcase, and lubricating oil pump is installed in the mounting hole, and lubricating oil pump is led to
Oil-sucking hole is crossed to suck machine oil and be pumped into other places for lubricating of needs such as right cover.Traditional water-cooled engine crankshaft case combines bottom
Portion's foreign matter easily blocks machine oil filter screen, and trickle particle easily enters the key positions such as bent axle major part needle roller, so as to cause engine
There is inordinate wear or stuck in component.In addition when vehicle is in climbing for a long time or rapid turning, easily there is engine temperature
High and machine oil pumping does not go up the problems such as coming oil, so as to cause engine to be damaged because of oil starvation.
It is insufficient existing for oil filter：In engine working process, the product that is aoxidized under metal filings, dust, high temperature
Carbon and gelatinous precipitate, water etc. are constantly mixed into lubricating oil.Therefore oil filter, the effect of oil filter are equipped with engine
These mechanical admixtures and colloid are exactly filtered, oily cleaning to be lubricated is protected, extends its service life.Oil filter is usually assembled
In engine crank-connecting rod combination, rotated with bent axle.Its operation principle is：Lubricating oil passes through the oil inlet on crankcase cover
Hole enters oil filter, and for oil filter with centrifugal force is produced during crank rotation, which gets rid of lubricating oil inwardly
Wall, since impurity density is more than lubricating oil, impurity is left on inner wall, goes deimpurity clean lubricating oil to be put into bent axle.By
There was only one of centrifugal force separate impurity link in existing oil filter, and motorcycle adds there may be frequent acceleration and deceleration
Centrifugal force increases when fast, and impurity can be reliably attached on inner wall, if slowed down, centrifugal force reduces, and is attached to the miscellaneous of inner wall before
Matter may come off from inner wall, and bent axle is entered together with lubricating oil, therefore separating effect is limited, be unfavorable at utmost passing through profit
It is sliding to improve engine life.
It is insufficient existing for lubricating oil pump：Traditional CG engine oil pumps as shown in figure 4, including pump case 1, outer rotor 2, interior turn
Son 3, pump shaft 4, end cap 5 and driven gear 6；The pump case 1 has the pump case inner cavity of cylinder, the outer rotor 2 and the pump
Shell inner cavity is adapted, and the internal rotor 3 and outer rotor 2 are adapted and are arranged in the pump case inner cavity, and the end cap 5 passes through
Screw 7 is fixed on pump case one end and internal rotor 3 and outer rotor 2 is enclosed in pump case inner cavity, and described pump shaft one end connects with end cap 5
Connect and pass through internal rotor 3 and outer rotor 2,4 other end of pump shaft is pierced by the pump case other end, and it is another that the driven gear 6 is fixed on pump shaft
One end simultaneously abuts pump case 1；As shown in figure 5, fuel feed hole 51, oil outlet 52, end cap installing hole 53, lubricating oil pump are provided with end cap 5
Assembly location hole 54 etc., cooling oil is sucked from fuel feed hole 51 during machine oil pump work, drains into engine from oil outlet 52, screw 7 exists
End cap 5 and pump case 1 are fixed at end cap installing hole 53.With the exploitation of oil-cooling engine, the power of oil-cooling engine is increasingly
Greatly, oil-cooling engine needs oil mass also increasing, and CG engine oil pumps traditional at present have the problem of pump low on fuel,
If the pump low on fuel of engine oil pump, meeting and cause that engine temperature is high, engine component is worn because coming oil is slow, no
It can meet requirement.CG engine oil pumps traditional at present are limited by mounting hole, can not be by inner and outer rotors outside diameter
Increasing improve the pump oil amount of lubricating oil pump.
Therefore, available engine cylinder block, cylinder head, crankcase combination, oil filter and lubricating oil pump etc. are different degrees of
There are problems that, the presence of these problems, cause engine overall performance to decline, reliability reduces, the lost of life.
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, this engine can avoid cylinder head sealing gasket ablation, increase pump oil amount, improve the sustainable supply ability of lubricating oil and improve
The separating effect of lubricating oil and foreign matter.
To achieve these goals, the technical solution adopted in the utility model is such：
A kind of cooling engine for motor cycle water, including the combination of crankcase combination, crankcase cover, cylinder block, cylinder head and cylinder
Skull, cylinder block upper end are connected with cylinder head lower end and are sealed by head gasket；
Cylinder holes is provided with cricoid sealed cylinder body water channel inside cylinder block, water inlet is equipped with cylinder block side
Mouth, cylinder body water outlet is equipped with cylinder block upper surface；Water inlet tap and cylinder body water outlet are connected with cylinder block passage respectively；The cylinder body
Outer layer inner wall upper end of the water channel away from cylinder holes outwards top bending, so that cylinder block passage upper end cross-sectional area is more than lower end cross section
Product；The cylinder body water outlet is set close to cylinder block passage upper end outer edge；
Combustion chamber is provided with cricoid closed cylinder head water channel inside cylinder head, cylinder head lower face be equipped with
The corresponding cylinder head water inlet of cylinder body water outlet, cylinder head water outlet is equipped with cylinder head upper surface；Cylinder head water inlet and cylinder head water outlet
Mouth is connected with cylinder head water channel respectively, and outer layer inner wall lower end of the cylinder head water channel away from combustion chamber is bent to outer lower side, so that cylinder
Head water channel lower end cross-sectional area is more than upper end cross-sectional area；The cylinder head water inlet is set close to cylinder head water channel lower end outer edge；
Cylinder cap water inlet corresponding with cylinder head water outlet is equipped with cylinder head cover lower face, is equipped with out in cylinder head cover side
Water nozzle, cylinder head cover is interior to be equipped with cooling water flow conduits so that cylinder cap water inlet to be connected with faucet.
Cylinder block passage and cylinder head water channel respectively to external expansion, are thus expanded respective water channel volume, added by this structure
Cooling water inflow in cylinder body and in cylinder head.Importantly, water channel is to after external expansion, due to cylinder body water outlet and cylinder head water inlet
Set close to extension rear channel outer edge, therefore cylinder body water outlet and cylinder head water inlet be to correspondingly outer displacement, i.e., than the position before changing
Put further from the high center of temperature, head gasket herein and be not easy to be influenced and ablation by high-temperature high-pressure fuel gas, easily avoid
Recirculated water enters engine, so as to avoid machine oil state of blush.
Further, AB keyholes are equipped with cylinder head, all AB keyholes are surrounded positioned at the cylinder head upper surface of closing
In space；One of AB keyholes form upper oil hole at the same time, and special oil outlet is equipped with cylinder head upper surface, and oil outlet leads to
Oblique oil duct is crossed to connect with upper oil hole.This structure eliminates the counterbore of AB bolt upper oil holes upper end, is directly set in cylinder head upper surface
One inclined oil hole of air leads to AB bolt upper oil holes, so shortens the time that lubricating oil rises to cylinder head, be more conducive to upper rocker arm bearing and
The lubrication of lower shake-changing arm and cam.
Further, the orthographic projection of the cylinder body water outlet is located in the orthographic projection of cylinder block passage upper end and is located at cylinder block passage
Outside the orthographic projection of lower end；The orthographic projection of the cylinder head water inlet is located in the lower end orthographic projection of cylinder head water channel and on cylinder head water channel
Rectify outside projection.Such water inlet and water outlet position is set, can either be away from the high center of temperature, and energy
Enough make intake-outlet and water channel in smoothing junction, beneficial to cooling water inflow and outflow water channel.
Preferably, outer layer inner wall upper end of the cylinder block passage away from cylinder holes and outer layer inner wall lower end are in smoothing junction, and to
The outer layer inner wall upper end of outer top bending is arc-shaped concave；Similarly, outer layer inner wall of the cylinder head water channel away from combustion chamber
Lower end and outer layer inner wall upper end are in smoothing junction, and to the outer layer inner wall lower end that outer lower side is bent be arc-shaped concave.Outside the water channel
The streamline construction and cambered surface of layer inner wall are formed, beneficial to flowing into and out for cooling water.
In addition, the cylinder block side is equipped with heat sink, at least middle part of certain side part heat sink is in W types, 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 water inlet tap is arranged on W types
In the V-type space that heat sink lower central is formed.The design of W type heat sinks, it is not only beautiful, while also can increasing heat radiation area,
Extend heat sink heat exchanger time, and then be more conducive to reduce center housing temperature.Mouth position of intaking is set, both in view of heat radiating fin structure
Improvement, both is preferably merged, it is often more important that, water inlet tap be arranged on this at be more conducive to water-cooled effect.
Wherein, the crankcase combination includes the left crankcase and right crankcase snapped together, is set on left crankcase
There is oil-sucking hole, lubricating oil pump mounting hole is equipped with right crankcase, lubricating oil pump, left crankcase and the right side are installed in lubricating oil pump mounting hole
Crankcase bottom forms oil sump；Left crankcase separation muscle is respectively equipped with positioned at oil-sucking hole both sides on the inside of left crankcase, two is left
Crankcase separation muscle upper end be higher than oil-sucking hole, and lower end extends downwardly until left crankcase oil sump bottom surface and along oil sump transverse direction
Extension；It is equipped with the inside of right crankcase and corresponding two right crankcase in muscle position is separated with the left crankcase of oil-sucking hole both sides separates
Muscle, two left crankcases separation muscle and two right crankcases separation muscle are docking together under mould assembling state, are extended laterally along oil sump
The docking of separation muscle after in oil sump position form two convex ribs, two convex ribs are located at oil-sucking hole both sides to stop that foreign matter enters oil suction
Hole.The setting of muscle is separated on the crankcase of left and right so that the machine oil of splashing can be flowed down along separation muscle root, arrived when falling
Up to after oil sump position, foreign matter natural product is there are oil sump bottom, and machine oil can then step separation convex ribs and be flowed, without shadow
Ring the normal supply and circulation of machine oil.And the machine oil of flowing is often the machine oil by upper strata, the part machine oil oil product is preferable, more sharp
In reaching for lubricating function.
Left crankcase separate muscle and corresponding right crankcase separation muscle closer to both oil sump positions distance it is nearer, from
And it is combined into the excessively oily passage of V-shaped printed words.V-type printed words cause lubricating oil by when form bottleneck effect, one side lubricating oil
When being flowed from V-shaped groove, foreign matter nature residual flow separates muscle bottoms two, so plays lubricating oil work separated with foreign matter
With.On the other hand, when vehicle be in climbing or zig zag in the case of, lubricating oil is constrained by bottleneck structure, it is impossible to rapidly from
Oil-sucking hole region is flowed out, at the end of climbing or zig zag, additionally it is possible to ensure oil suction bore region organic oil, i.e., each separation muscle
The cavity of composition can ensure that lubricating oil pump has enough machine oil to inhale with trapped grease, prevent from causing zero because inhaling and not oiling
Part is worn.
The lubricating oil pump includes pump case, outer rotor, internal rotor, pump shaft, end cap and driven gear, and the pump case has cylinder
The pump case inner cavity of shape, the outer rotor are adapted with the pump case inner cavity, and the internal rotor and outer rotor are adapted and are respectively provided with
In the pump case inner cavity, the end cap is fixed by screws in pump case one end and internal rotor and outer rotor is enclosed in pump case
In chamber, the pump shaft is connected through internal rotor and outer rotor and one end with end cap, and the pump shaft other end is pierced by the pump case other end, described
Driven gear is fixed on the pump shaft of the pump case other end；Driven gear both ends near pump shaft are raised towards the pump shaft other end
And cavity is formed in nearly pump case side, the pump case other end is extended in the cavity.
The side of the nearly pump case other end in pump case inner cavity, the side of the nearly pump case other end of internal rotor and the nearly pump case of outer rotor
The side of the other end is axially extended to the cavity.
The driven gear uses plastic material, and the metal identical with driven gear shape is provided with the driven gear
Inserts.
This engine oil pump is not in the case where changing driven gear gear position, other positions of driven gear are to pump shaft
The other end is raised, interior in the cavity that correspondingly length of internal rotor and outer rotor can therewith increase and be formed after protrusion
After rotor and outer rotor length increase, do not influence to install and use while pump oil amount is increased；Meanwhile oil pump driven gear
The metal insert consistent with gear shape is embedded with, the intensity of gear is high.
In short, the utility model is not only able to avoid head gasket from causing cooling water because of high temperature ablation by above-mentioned improvement
The problem of into engine, additionally it is possible to increase water channel volume, further improve water-cooled effect and lubricant effect.By in crankcase
The upper separation muscle for setting specific structure, had both realized the separation of lubricating oil and foreign matter, can also play zig zag or be stored up when going up a slope
The effect of oil, had not only avoided abrasion of the foreign matter to engine components, but also can ensure lasting confession of the machine oil under various extreme cases
Give, thus improve the functional reliability and service life of engine.
Brief description of the drawings
Fig. 1-existing cylinder block sectional structure chart.
Fig. 2-existing cylinder head lower surface configuration schematic diagram.
Fig. 3-existing cylinder head surface structure schematic diagram.
Fig. 4-existing motorcycle engine oil pump structure diagram.
Fig. 5-existing lubricating oil pump end cover structure schematic diagram.
Fig. 6-the utility model engine structure schematic diagram.
Fig. 7-the utility model block structure schematic diagram.
Fig. 8-Fig. 7 B-B sectional views.
Fig. 9-the utility model cylinder block lateral plan.
Figure 10-the utility model cylinder head lower surface configuration schematic diagram.
Figure 11-the utility model cylinder head surface structure schematic diagram.
Figure 12-the utility model left crankcase positive structure schematic.
Figure 13-the utility model left crankcase structure schematic diagram.
Figure 14-the utility model right crankcase positive structure schematic.
Figure 15-the utility model right crankcase structure schematic diagram.
Figure 16-the utility model or so crankcase assembling sectional view.
Figure 17-the utility model engine oil pump structure diagram.
Figure 18-the utility model oil filter structure schematic diagram.
Figure 19-the utility model cylinder head cover structure diagram.
Figure 20-cylinder head cover schematical top view.
Figure 21-the utility model cylinder head gasket structure schematic diagram.
Embodiment
Referring to Fig. 6, the utility model cooling engine for motor cycle water, including crankcase combination 10, crankcase cover combination 20, gas
Cylinder body 30, cylinder head 40 and cylinder head cover 50,30 upper end of cylinder block are connected with 40 lower end of cylinder head and are sealed by head gasket 60,
Cylinder head gasket structure is shown in Figure 21.The utility model is respectively to cylinder block 30, cylinder head 40, crankcase combination 10, lubricating oil pump, head gasket
60 and oil filter 70 improved.Describe in detail below in conjunction with attached drawing.
Cylinder block is improved：
Referring to Fig. 7-Fig. 9, as can be seen that the utility model is provided with inside cylinder block 30 around cylinder holes 309 from figure
Cricoid sealed cylinder body water channel 302, is equipped with water inlet tap 303 in 30 side of cylinder block, cylinder body is equipped with 30 upper surface of cylinder block
Water outlet 304；Water inlet tap 303 and cylinder body water outlet 304 are connected with cylinder block passage 302 respectively；The cylinder block passage 302 is away from cylinder
The outer layer inner wall upper end 305 in hole outwards top bending, so that cylinder block passage upper end cross-sectional area is more than lower end cross-sectional area；It is described
Cylinder body water outlet 304 is set close to cylinder block passage upper end outer edge.
Cylinder block passage upper end to external expansion, is thus expanded water channel volume, adds the cooling water in cylinder body by this structure
Amount, therefore water temperature heating slows down, water-cooled effect is more preferable；Importantly, cylinder block passage is to after external expansion, since cylinder body water outlet leans on
Nearly cylinder block passage upper end outer edge is set, therefore cylinder body water outlet compares the position before changing to correspondingly outer displacement, i.e. cylinder body water outlet
Put further from the high cylinder holes of temperature, head gasket herein and be not easy to be influenced and ablation by high-temperature high-pressure fuel gas, easily avoid circulating
Water enters engine, so as to avoid machine oil state of blush.
The orthographic projection of the cylinder body water outlet, which is located in the orthographic projection of cylinder block passage upper end and rectifies under cylinder block passage, throws
Outside shadow.Such cylinder body water outlet position is set, can either be away from cylinder holes position, and can make cylinder body water outlet and cylinder
Body water channel is in smoothing junction, beneficial to cooling water flow out of water channel.
The cylinder block passage is close to the internal layer inner wall of cylinder holes straight up and down to form cylindrical surface.Such structure was both square
Just the processing of internal 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 305 of the cylinder block passage away from cylinder holes is in smoothing junction with outer layer inner wall lower end 306, and outwards
The outer layer inner wall upper end 305 of top bending is arc-shaped concave.The streamline construction and cambered surface of the water channel outer layer inner wall are formed, and are beneficial to
Cooling water flows into and out.
1 side of cylinder block is equipped with heat sink 307, and at least middle part of certain side part heat sink 7 is in W types 308, W
The top both ends of type heat sink positioned at its both sides and horizontally disposed both sides heat sink with being connected as one.W type heat sinks are set
Meter, it is not only beautiful, while 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 303 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 examined
Consider the improvement of heat radiating fin structure, both is preferably merged, it is often more important that, water inlet tap, which is arranged at this, is more conducive to water cooling effect
Fruit.
Enter machine caused by engine for the easy ablation of existing water cooling series head gasket, engine temperature height, recirculated water
Cylinder block passage is made covered conduit by the problems such as fry dried food ingredients is white, the utility model, recirculated water after water inlet tap entrance, from both sides into
Enter cylinder block passage, cylinder block is formed using cast iron materials cast, and recirculated water passes through and the corresponding cylinder of cylinder head from cylinder body water outlet again
Head water inlet enters cylinder head water channel.
Due to being closed to cylinder block passage upper surface, circular ring shape water channel outer diameter, such water can be increased
Road 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, cylinder body water outlet mouth-shaped can be circular or annulus strip, and cylinder body water outlet is by arc transition, with following cylinder body
Water channel links into an integrated entity, and so facilitates all cylinder body water outlets all away from the high cylinder holes of temperature, head gasket herein be not easy by
The influences of high-temperature high-pressure fuel gas and ablation and cause recirculated water to enter engine, so as to cause machine oil state of blush.
Cylinder head improves：
Referring to Figure 10-Figure 11, as can be seen that the utility model is provided with inside cylinder head 40 around combustion chamber from figure
Cricoid closed cylinder head water channel, is equipped with some cylinder head water inlets 402 in cylinder head lower face, cylinder is equipped with cylinder head upper surface
Head water outlet 403；Cylinder head water inlet 402 and cylinder head water outlet 403 are connected with cylinder head water channel respectively；The cylinder head water channel is away from combustion
The outer layer inner wall lower end for burning room is bent to outer lower side, so that water channel lower end cross-sectional area is more than upper end cross-sectional area；The cylinder head
Water inlet is set close to cylinder head water channel lower end outer edge.
Corresponding with housing structure improvement to improve, cylinder head water channel lower end to external expansion, is thus expanded cylinder head water by this structure
Road volume, adds the cooling water inflow in cylinder head, and water temperature heating is slower.Similarly, cylinder head water channel is to after external expansion, due to cylinder
Head water inlet is set close to water channel lower end outer edge, therefore cylinder head water inlet is compared and changed to correspondingly outer displacement, i.e. cylinder head water inlet
Preceding position is not easy to be influenced and ablation by high-temperature high-pressure fuel gas further from the high combustion chamber of temperature, head gasket herein, easily
Recirculated water is avoided to enter engine, so as to avoid machine oil state of blush.
The utility model is provided with a cylinder head water outlet 403 in cylinder head upper surface, different from traditional water outlet in gas
Cylinder head side, is more conducive to absorption of the recirculated water to cylinder head heat, so as to reduce engine temperature.
Similarly, the orthographic projection of the cylinder head water inlet 402 is located in the lower end orthographic projection of cylinder head water channel and is located at cylinder head water
Outside the orthographic projection of road upper end.Such cylinder head water inlet position is set, can either be away from combustion chamber position, and can make cylinder
Head water inlet and cylinder head water channel are in smoothing junction, and water channel is flowed into beneficial to cooling water.
Outer layer inner wall lower end of the cylinder head water channel away from combustion chamber and outer layer inner wall upper end are in smoothing junction, and to outer lower side
The outer layer inner wall lower end of bending is arc-shaped concave.The streamline construction and cambered surface of the cylinder head water channel outer layer inner wall are formed, beneficial to cold
But water flows into and out.
AB keyholes 404, the space that all AB keyholes 404 are surrounded positioned at the cylinder head upper surface of closing are equipped with cylinder head
It is interior；One of AB keyholes form upper oil hole 405 at the same time, and special oil outlet 406, oil outlet are equipped with cylinder head upper surface
Connected by oblique oil duct with upper oil hole.This structure eliminates the counterbore of AB bolt upper oil holes upper end, is directly set in cylinder head upper surface
The inclined oil hole of air for putting a 5mm or so leads to AB bolt upper oil holes, so shortens the time that lubricating oil rises to cylinder head, is more conducive to
The lubrication of rocker arm support and lower shake-changing arm and cam.
During actual design, the utility model cylinder head lower surface design 3-6 is circular or annulus bar shaped water inlet, so as to
Water channel sand cores positioning position cooling each with cylinder head is consistent, and each cylinder head water inlet is all away from combustion chamber, so that cylinder head water inlet
Place's temperature is relatively low, and cylinder head sealing gasket is not easy ablation, avoids recirculated water and enters in engine.
Cylinder head gasket structure is improved（Referring to Figure 21）：Due to being moved outside cylinder body water outlet and cylinder head water inlet correspondence, and cylinder holes position
Put constant, thereby increase in cylinder block and cylinder head faying face the mouth of a river to the spacing of cylinder holes.Correspondingly, 60 correspondence portion of head gasket
The width of position is broadened.Based on this, the utility model improves head gasket 60, except Inlet and outlet water on head gasket 60
Hermetic seal line 601 between mouth and cylinder holes（The water-stop line that the utility model relative rear is added is referred to as hermetic seal line, specially
The high steam that sealing combustion produces）Outside, sealing cooling is also respectively equipped with around the corresponding head gasket through hole 602 in each mouth of a river
The water-stop line 603 of the closing of water.Double-layer seal has been achieved in that it, cooling water is less susceptible to enter engine.
Crankcase combination is improved：
Referring to Figure 12-Figure 16, as can be seen that the utility model crankcase combination 10 includes the left side snapped together from figure
Crankcase 101 and right crankcase 102, oil-sucking hole 103 is equipped with left crankcase 101, lubricating oil pump is equipped with right crankcase 102
Oil sump 105 is formed on mounting hole 104, left crankcase 101 and 102 bottom of right crankcase.Referring to Figure 12, in left crankcase 101
Side is located at 103 both sides of oil-sucking hole and is respectively equipped with left crankcase separation muscle 106, and two left crankcases separation muscle, 106 upper end is higher than oil suction
Hole 103, lower end extend downwardly up to left crankcase oil sump bottom surface and are extended laterally along oil sump.Figure 14 is seen, in right bent axle
The inner side of case 102, which is equipped with, to be separated corresponding two right crankcase in 106 position of muscle with the left crankcase of oil-sucking hole both sides and separates muscle 107,
Two left crankcases separation muscle 106 and two right crankcase separation muscle 107 is docking together under mould assembling state, laterally prolongs along oil sump
Two convex ribs 108 are formed in oil sump position after the separation muscle docking stretched, it is different to stop that two convex ribs 108 are located at 103 both sides of oil-sucking hole
Thing enters oil-sucking hole.
The setting of muscle is separated on the crankcase of left and right so that the machine oil of splashing, can be along separation muscle root stream when falling
Under, after reaching oil sump position, there are oil sump bottom, machine oil can then step separation convex ribs and be flowed foreign matter natural product,
Normal supply and circulation without influencing machine oil.And flowing machine oil be often by upper strata machine oil, the part machine oil oil product compared with
It is good, it is more conducive to reaching for lubricating function.
The utility model on right crankcase separation muscle quantity considers, except with left crankcase separate muscle it is specific it is corresponding in addition to,
Also there is separation muscle in other positions additional, referring to Figure 15, these separation muscle are except realizing that machine oil and foreign particles etc. separate
Effect is outer, also has the function that to increase right crankcase integral strength.
Further, left crankcase separation muscle 106 and corresponding right crankcase separate muscle 107 closer to oil sump position
Both distances are nearer, so that the excessively oily passage 109 of V-shaped printed words is combined into, referring to Figure 16.V-type printed words cause lubricating oil to pass through
When form bottleneck effect, when one side lubricating oil is flowed from V-shaped groove, foreign matter nature residual flow in two separation muscle bottoms, this
It is separated with foreign matter that sample plays the role of lubricating oil.On the other hand, when vehicle be in climbing or zig zag in the case of, lubricating oil by
The constraint of bottleneck structure, it is impossible to rapidly flowed out from oil-sucking hole region, at the end of climbing or zig zag, additionally it is possible to ensure
Oil suction bore region organic oil, i.e., the cavity of each separation muscle composition can ensure that lubricating oil pump has enough machine oil can with trapped grease
Inhale, prevent from causing parts wear because inhaling and not oiling.
Preferably, two convex ribs 108 are higher than oil sump 3mm.The convex ribs of the height, can either realize lubricating oil and foreign matter
Deng separation, and be unlikely to influence lubricating oil runner.
Heat sink is equipped with left crankcase 101 and the outside of right crankcase 102 and oil sump bottom, to increase crankcase and sky
Gas heat exchange area, and then improve the thermal diffusivity of engine, engine and oil temperature can be reduced.
Left crankcase and right crankcase oil sump bottom are less than left and right crankcase assembling face height.By this way by left and right
Crankcase combination oil sump is deepened, and storage oil mass is up to 1500ml, much larger than the 1200ml of common engine, in engine load
On the premise of amount is certain, oil temperature can reduce by 10 DEG C or so.
The utility model is provided with several lubricating oil and is separated with foreign matter in crankcase pit bottom section, that is, lubricating oil pump oil-sucking hole both sides
Muscle, separation muscle are higher by baseplane 3mm, and corresponding separation muscle forms " V " printed words after the crankcase assembling of left and right（Such as Figure 16
It is shown）, lubricating oil flowed from V-shaped groove, and then residual flow is so to play lubricating oil and foreign matter in two separation muscle bottoms to foreign matter
Separated effect.In addition, in the case of vehicle is in climbing or zig zag, each cavity for separating muscle composition can retain lubrication
Oil, and V-type passage can limit oil flow rate using bottleneck effect, vehicle is terminated since climbing or zig zag to process,
Machine oil still has retention, ensures that lubricating oil pump has oil to inhale, and prevents from causing parts wear because inhaling and not oiling.
In short, the utility model by crankcase set specific structure separation muscle, both realized lubricating oil with it is different
The separation of thing, the effect of oil storage, had not only avoided abrasion of the foreign matter to engine components, but also energy when can also play zig zag or go up a slope
Enough ensure sustainable supply of the machine oil under various extreme cases, thus improve the functional reliability and service life of engine.
Lubricating oil pump is improved：
As shown in figure 17, the motorcycle engine oil pump of the present embodiment, including pump case 1, outer rotor 2, internal rotor 3, pump
Axis 4, end cap 5 and driven gear 6；The pump case 1 has the pump case inner cavity of cylinder, the outer rotor 2 and the pump case inner cavity
It is adapted, the internal rotor 3 and outer rotor 2 are adapted and are arranged in the pump case inner cavity, and the end cap 5 passes through screw 7
It is fixed on pump case one end and internal rotor 3 and outer rotor 2 is enclosed in pump case inner cavity, the pump shaft 4 turns through internal rotor 3 and outside
Son 2 and one end be connected with end cap 5,4 other end of pump shaft is pierced by the pump case other end, and the driven gear 6 is fixed on another against pump case 1
On the pump shaft 4 of one end, the driven gear both ends of the surface near pump shaft 4 are raised to the pump shaft other end and formed in nearly 1 side of pump case recessed
Chamber, the pump case other end are extended in the cavity.In the present embodiment, the side of the nearly pump case other end in pump case inner cavity, interior turn
The sub side of the 3 nearly pump case other ends and the side of the nearly pump case other end of outer rotor 2 are axially extended to the cavity.
In this motorcycle engine oil pump, on the premise of the position of 6 gear teeth of driven gear is not changed, pump case inner cavity,
Internal rotor 3 and outer rotor 2 correspondingly extend with pump case 1 vertically, do not influence to install while pump oil amount is increased and make
With.Specifically, 6 radial section of driven gear is in " several " font, by pump case 1, pump case inner cavity, internal rotor 3 and outer rotor 2 along axis
To 5 ~ 10mm of extension（Cannot be long, so as not to influence the lubricating oil pump pump housing balance, driven gear 6 processing and with driving gear
Engagement）；Internal rotor 3 and outer rotor 2 add lubricating oil pump pump oil amount after extending, due to the increase of pump oil amount, plastic material from
Moving gear 6 bears the resistance of bigger, and the present embodiment is embedded with the metal insert 61 identical with 6 shape of gear in driven gear 6
To ensure the intensity of driven gear 6.The sum of 1 axial length of 5 thickness of end cap and pump case is less than or equal in lubricating oil pump in the present embodiment
The sum of 6 thickness of 5 thickness of end cap, 1 axial length of pump case and driven gear of existing motorcycle CG engine motor oil pump assemblies.
Inventor is tested the motorcycle engine oil pump of the application under conditions of 4600r/min：According to
Test result, the motorcycle engine oil pump of the application is than traditional CG engine oil pump pump oils amount increase in same time
50% ~ 80%, in engine each lubricant housings coming oil time shorten half, the cooling and lubrication to key position play very
Good effect.
The improvement of cylinder cap（Referring to Figure 19-Figure 20）：Traditional water-cooled cylinder skull does not have water channel, and surface temperature is relatively high, this
Engine cylinder head recirculated water leads directly to cylinder head cover, can cool down cylinder cap and lubricating oil at the same time, and how W-shaped cylinder cap top design have
Heat sink, can extend the heat exchanger time of heat sink and air, so as to reduce cylinder cap temperature.
Oil filter is improved：Referring to Figure 18, as can be seen that the utility model oil filter includes filter from figure
Rotor 701, strainer cover 702 and bent axle oil pipe 703,701 center of filter rotor have the cavity 704 of ledge structure, filter
Clear device lid 702 is fixedly connected on that big end of filter rotor cavity internal diameter by screw.Peace is equipped with strainer cover center
Hole is filled, bent axle oil pipe is installed in mounting hole and bent axle oil pipe one end is located in cavity, and the other end is located at outside cavity, bent axle
703 tube wall of oil pipe is equipped with the oil outlet 705 of the radial direction communicated with cavity.
The utility model has additional filter septum 706 in filter rotor cavity 4, and the installation of 706 edge of filter septum is solid
Due between 701 end face of strainer cover 702 and filter rotor, thus filter rotor cavity 704 is divided to for diagram left and right two
Part.Swelled backwards to bent axle oil pipe direction to be internally formed two level filings-containing cavity in protuberance at the middle part of filter septum 706
707, the space between remaining position and strainer cover of filter septum in addition to ridge forms level-one filings-containing cavity 708, two level
Filings-containing cavity and level-one filings-containing cavity actually two different regions of cavity right-hand component, are connected as a single entity, do not separate in itself.
Filter septum 706 is by being uniformly provided with some level-one oil-through holes 709 with the pairing of level-one filings-containing cavity on the circumference of proximal edge, in two level
Corresponding 6 center of filter septum in filings-containing cavity bottom is equipped with the two level oil-through hole 710 with the pairing of two level filings-containing cavity.Level-one is excessively oily
Hole can connect cavity left-right parts with two level oil-through hole, the lubricating oil after filtering is entered left side cavity from the right cavity
And travel further into bent axle.
The utility model level-one filings-containing cavity 708 and level-one oil-through hole 709 be used for it is preferential allow impurity leave with lubricating oil by,
After level-one filings-containing cavity and level-one oil-through hole working performance decline, two level filings-containing cavity 707 and two level oil-through hole 710 separate impurity simultaneously
The ability that lubricating oil passes through is set to start to highlight, therefore improved structure can make impurity separating effect be maintained at one for a long time
A good level, engine can be preferably operated under the working status of oil lubrication.
The corresponding filter septum 6 in two level filings-containing cavity bottom form the protuberance again 711 in oriented bent axle oil pipe direction so that
The two level filings-containing cavity around protuberance is cyclic structure again.Impurity in two level filings-containing cavity because the presence swelled again, without
Easily directly from two level oil-through hole by because the partial impurities easily with swelling surrounding collision again, i.e., protuberance is favourable again
In the separation again of impurity in two level filings-containing cavity, the separating effect of lubricating oil and impurity is further improved.
Between 702 faying face of filter septum 706 and strainer cover and 701 end of filter septum 706 and filter rotor
Gasket 712 is respectively equipped between face.Gasket can prevent lubricating oil from passing through between filter septum and strainer cover faying face
And leak outside between filter septum and filter rotor end-face.
The bent axle oil pipe 703 is installed in mounting hole by oil pipe spring 713 and spring clip 714, in bent axle
Oil pipe 703, which is located on that end end face outside filter rotor, to turn up formed with spring base 715, the oil pipe spring 713
It is sleeved on bent axle oil pipe 703 and is pressed between spring base 715 and strainer cover 702 to provide bent axle oil pipe towards bent axle
The pre- combination power of case lid, card slot, the Spring Card are equipped with that end circumference that bent axle oil pipe is located inside filter rotor
Son 714 is stuck in card slot to prevent bent axle oil pipe from coming off from strainer cover center mounting hole.Oil pipe spring provides bent axle and leads to
The pre- combination power of oil pipe and crankcase cover, makes both faying faces more consolidation.Specifically, it is described in order to preferably provide pretightning force
Oil pipe spring 713 is pagoda spring, and the taper end of pagoda spring is against on spring base, and butt end is against on strainer cover.In order to just
Positioned in butt end, heavy platform corresponding with butt end is equipped with strainer cover, butt end is embedded in heavy platform.
Difference lies in internal a filter septum, its work more are former for the utility model and traditional oil-filter asgine oil conditioner
Reason is described below.
This oil filter general assembly rotates in engine crank-connecting rod combination with bent axle.Lubricating oil is from the right side
Crankcase cover centre bore enters bent axle oil pipe, and under the action of the centrifugal, lubricating oil is thrown to level-one filings-containing cavity, a part of lubricating oil
Enter bent axle after entering from level-one oil-through hole between filter septum and rotor, foreign matter is remained at level-one filings-containing cavity.When level-one mistake
When the excessive blocked or lubricating oil flow of foreign matter is obstructed at oilhole, a part of lubricating oil enters two level filings-containing cavity, is equally centrifuging
Power acts on, and foreign matter is remained in two level filings-containing cavity, and clean lubricating oil enters bent axle from two level oil-through hole.Therefore this oil strainer
For clear device there are classified filtering, two-stage centrifugal separation to make separating effect better than traditional first-stage centrifugal separation, the cleanliness factor of lubricating oil
It is improved, is conducive to extend engine life.
After the utility model increase filter septum, the lubricating oil into crankshaft lubrication needle roller can be filtered more preferably, profit
Aluminium skimmings and other foreign matters are remained at two filings-containing cavities under the influence of centrifugal force in lubricating oil, greatly reduce the rolling of bent axle major part
The inordinate wear of pin and clamping stagnation situation, so as to improve the service life of engine.
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 (10)
1. a kind of cooling engine for motor cycle water, including the combination of crankcase combination, crankcase cover, cylinder block, cylinder head and cylinder head
Lid, cylinder block upper end is connected with cylinder head lower end and is sealed by head gasket；It is characterized in that：
Cylinder holes is provided with cricoid sealed cylinder body water channel inside cylinder block, water inlet tap is equipped with cylinder block side,
Cylinder block upper surface is equipped with cylinder body water outlet；Water inlet tap and cylinder body water outlet are connected with cylinder block passage respectively；The cylinder block passage
Outer layer inner wall upper end away from cylinder holes outwards top bending, so that cylinder block passage upper end cross-sectional area is more than lower end cross-sectional area；
The cylinder body water outlet is set close to cylinder block passage upper end outer edge；
Combustion chamber is provided with cricoid closed cylinder head water channel inside cylinder head, is equipped with cylinder head lower face and cylinder body
The corresponding cylinder head water inlet of water outlet, cylinder head water outlet is equipped with cylinder head upper surface；Cylinder head water inlet and cylinder head water outlet point
Do not connected with cylinder head water channel, outer layer inner wall lower end of the cylinder head water channel away from combustion chamber is bent to outer lower side, so that cylinder head water
Road lower end cross-sectional area is more than upper end cross-sectional area；The cylinder head water inlet is set close to cylinder head water channel lower end outer edge；
Cylinder cap water inlet corresponding with cylinder head water outlet is equipped with cylinder head cover lower face, water outlet is equipped with cylinder head cover side
Mouth, cylinder head cover is interior to be equipped with cooling water flow conduits so that cylinder cap water inlet to be connected with faucet.
2. cooling engine for motor cycle water according to claim 1, it is characterised in that：AB keyholes, institute are equipped with cylinder head
There are AB keyholes in the space that the cylinder head upper surface of closing surrounds；One of AB keyholes form upper oil hole at the same time, in gas
Cylinder head upper surface is equipped with special oil outlet, and oil outlet is connected by oblique oil duct with upper oil hole.
3. cooling engine for motor cycle water according to claim 1, it is characterised in that：The orthographic projection position of the cylinder body water outlet
In in the orthographic projection of cylinder block passage upper end and outside the orthographic projection of cylinder block passage lower end；The orthographic projection of the cylinder head water inlet is located at
In the lower end orthographic projection of cylinder head water channel and outside the upper end orthographic projection of cylinder head water channel.
4. cooling engine for motor cycle water according to claim 1, it is characterised in that：The cylinder block passage is outer away from cylinder holes
Layer inner wall upper end 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 concave；
Outer layer inner wall lower end of the cylinder head water channel away from combustion chamber is in smoothing junction with outer layer inner wall upper end, and is bent to outer lower side
Outer layer inner wall lower end be arc-shaped concave.
5. cooling engine for motor cycle water according to claim 1, it is characterised in that：The cylinder block side is equipped with heat dissipation
Piece, at least middle part of certain side part heat sink are in W types, and the top both ends of W type heat sinks positioned at its both sides and level with setting
The both sides heat sink put is connected as one；The water inlet tap is arranged in the V-type space that W type heat sinks lower central is formed.
6. cooling engine for motor cycle water according to claim 1, it is characterised in that：The crankcase combination includes being fastened on
Left crankcase and right crankcase together, are equipped with oil-sucking hole on left crankcase, and lubricating oil pump mounting hole is equipped with right crankcase,
Lubricating oil pump is installed, oil sump is formed on left crankcase and right crankcase bottom in lubricating oil pump mounting hole；The position on the inside of left crankcase
Left crankcase separation muscle is respectively equipped with oil-sucking hole both sides, and two left crankcases separation muscle upper end is higher than oil-sucking hole, and lower end is to downward
Stretch up to left crankcase oil sump bottom surface and extended laterally along oil sump；It is equipped with and oil-sucking hole both sides on the inside of right crankcase
The corresponding two right crankcases separation muscle in left crankcase separation muscle position, two left crankcases separation muscle and two right crankcases separation muscle
It is docking together under mould assembling state, two convex ribs is formed in oil sump position after the separation muscle docking extended laterally along oil sump,
Two convex ribs are located at oil-sucking hole both sides to stop that foreign matter enters oil-sucking hole.
7. cooling engine for motor cycle water according to claim 6, it is characterised in that：Left crankcase separates muscle and the corresponding right side
Crankcase separates muscle nearer closer to both oil sump positions distance, so as to be combined into the excessively oily passage of V-shaped printed words.
8. cooling engine for motor cycle water according to claim 6, it is characterised in that：The lubricating oil pump includes pump case, turns outside
Son, internal rotor, pump shaft, end cap and driven gear, the pump case have the pump case inner cavity of cylinder, the outer rotor and the pump
Shell inner cavity is adapted, and the internal rotor and outer rotor are adapted and are arranged in the pump case inner cavity, and the end cap passes through spiral shell
Nail is fixed on pump case one end and internal rotor and outer rotor is enclosed in pump case inner cavity, and the pump shaft passes through internal rotor and outer rotor
And one end is connected with end cap, the pump shaft other end is pierced by the pump case other end, and the driven gear is fixed on against the pump case other end
On pump shaft；Driven gear both ends near pump shaft are raised towards the pump shaft other end and form cavity, the pump case in nearly pump case side
The other end is extended in the cavity.
9. cooling engine for motor cycle water according to claim 8, it is characterised in that：The nearly pump case other end in pump case inner cavity
Side, the side of the nearly pump case other end of internal rotor and the side of the nearly pump case other end of outer rotor axially extend to described recessed
Intracavitary.
10. cooling engine for motor cycle water according to claim 8, it is characterised in that：The driven gear uses plastics material
Matter, is provided with the metal insert identical with driven gear shape in the driven gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721225636.1U CN207297184U (en) | 2017-09-22 | 2017-09-22 | A kind of cooling engine for motor cycle water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721225636.1U CN207297184U (en) | 2017-09-22 | 2017-09-22 | A kind of cooling engine for motor cycle water |
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| Publication Number | Publication Date |
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| CN207297184U true CN207297184U (en) | 2018-05-01 |
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ID=62442322
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721225636.1U Expired - Fee Related CN207297184U (en) | 2017-09-22 | 2017-09-22 | A kind of cooling engine for motor cycle water |
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| Country | Link |
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| CN (1) | CN207297184U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107725208A (en) * | 2017-09-22 | 2018-02-23 | 力帆实业(集团)股份有限公司 | Cooling engine for motor cycle water |
| CN111502855A (en) * | 2020-04-13 | 2020-08-07 | 周昊杰 | Cylinder head cooling and sealing device for motorcycle 158 engine |
-
2017
- 2017-09-22 CN CN201721225636.1U patent/CN207297184U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107725208A (en) * | 2017-09-22 | 2018-02-23 | 力帆实业(集团)股份有限公司 | Cooling engine for motor cycle water |
| CN107725208B (en) * | 2017-09-22 | 2024-02-27 | 力帆实业(集团)股份有限公司 | Water-cooled engine for motorcycle |
| CN111502855A (en) * | 2020-04-13 | 2020-08-07 | 周昊杰 | Cylinder head cooling and sealing device for motorcycle 158 engine |
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