CN1820131A - Engine - Google Patents
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- CN1820131A CN1820131A CN 200480019753 CN200480019753A CN1820131A CN 1820131 A CN1820131 A CN 1820131A CN 200480019753 CN200480019753 CN 200480019753 CN 200480019753 A CN200480019753 A CN 200480019753A CN 1820131 A CN1820131 A CN 1820131A
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- Prior art keywords
- cooling water
- cylinder head
- water path
- cylinder block
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P3/00—Liquid cooling
- F01P3/02—Arrangements for cooling cylinders or cylinder heads
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P5/00—Pumping cooling-air or liquid coolants
- F01P5/10—Pumping liquid coolant; Arrangements of coolant pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P3/00—Liquid cooling
- F01P3/02—Arrangements for cooling cylinders or cylinder heads
- F01P2003/024—Cooling cylinder heads
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P2050/00—Applications
- F01P2050/16—Motor-cycles
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
An engine, wherein a cylinder head (16) comprises a head side cooling water passage (32) having a cooling water supply part (32a) and a cooling water discharge part (36a). On the other hand, a cylinder block (15) comprises a block side cooling water passage (33), and a lead-in communication passage (21a) for leading a part of cooling water in the head side cooling water passage (32) into the block side cooling water passage (33) is formed near the supply part (32a) between the block side cooling water passage (33) and the head side cooling water passage (32) and a returning communication part (21b) capable of returning the cooling water in the block side cooling water passage (33) to the head side cooling water passage (32) is formed near the discharge part (36a) so that the cooling water is allowed to flow into the cylinder head (16) and the cylinder block (15) in parallel.
Description
Technical field
The present invention relates to a kind of by cylinder head is fixed on the cylinder block, and the motor that the cylinder head side cooling water path that is formed on the cylinder head is connected with cylinder block side cooling water path on being formed on cylinder block.
Background technique
In the past, used in fuel chambers, to make fuel combustion, use this energy drives piston then at the motor on the vehicle, with the form that rotatablely moves from the bent axle output drive strength.
At this moment, by making fuel combustion, the temperature of motor constantly rises, so by cooling water is circulated in motor, the temperature that suppresses motor rises.
The circulation of cooling water is guided the cooling water in the radiator into cylinder block side with cooling waterpump, and makes it flow into cylinder head side and cooled engine (with reference to patent documentation 1, patent documentation 2) in this cylinder block.
In addition, the motor that constitutes in the mode that makes cooling water flow into cylinder head by the cooling waterpump on the cylinder head that is installed in motor is also disclosed.
For example, in following patent documentation 3, on exhaust cam shaft, dispose pump, import cooling water from the inflow road of the exhaust valve of cylinder head, and discharge from the outflow road of air inlet reveal, thus the cooling air cylinder cap.
In addition, in following patent documentation 4, record and set water pump, link the formation of pump shaft in the end of camshaft in the side of cylinder head.Here, with cooling water via be attached on the cylinder head pipe arrangement and in cylinder head the circuit mode constitute.
Patent documentation 1: Japanese patent laid-open 05-256134 communique
Patent documentation 2: Japanese patent laid-open 11-50844 communique
Patent documentation 3: the special public clear 63-39766 communique of Japan Patent
Patent documentation 4: No. 3080384 communique of Japan Patent
But, in above-mentioned patent documentation 1 and 2 such cooling systems structure, usually, cold water is from descending side inflow and flowing out from upside after being heated, in structure in the past, make cylinder block side, and make it flow into the cylinder head side of upside in this cylinder block and cool off from the water of water pump guiding downside.Therefore, have to behind the cooling air cylinder body and come the cylinder head of the easier intensification of cooling raio cylinder block by the cooling water that heated up, very difficult difference is suitably cooled off cylinder block and head.
On the other hand, in above-mentioned patent documentation 3,4 such cooling systems are constructed, owing to can directly supply with cooling water to cylinder head, thus be easy to suitably cooling air cylinder cap, but but be difficult to suitably cooling air cylinder body.
Suppose, if directly supply with cooling water and it is discharged, then because the water of supplying with from the upside of motor is discharged from downside, so gas just is trapped in the cylinder block easily from cylinder block to cylinder head.In addition,, then need to be used for the pipe arrangement of this purpose, increased number of components and assembler's ordinal number if come cooling air cylinder cap and cylinder block with cooling water respectively.
Summary of the invention
Therefore, in the present invention, be problem so that a kind of like this motor to be provided: can be at an easy rate respectively by cooling water suitably cooling air cylinder cap and cylinder block, can suppress number of components and assembler's ordinal number simultaneously.
For the 1st aspect of the present invention that solves above-mentioned problem is such motor, promptly form the cylinder head side cooling water path at cylinder head side, form the cylinder block side cooling water path in cylinder block side simultaneously, by above-mentioned cylinder head is fixed on the above-mentioned cylinder block, the motor that above-mentioned cylinder head side cooling water path and above-mentioned cylinder block side cooling water path link together is characterized in that: the discharge portion that above-mentioned cylinder head side cooling water path possesses the supply unit of supplying with cooling water from the outside and will discharge to the outside from the cooling water in this cylinder head side cooling water path; Be formed on cylinder barrel around, above-mentioned cylinder head between above-mentioned cylinder head side cooling water path and the above-mentioned cylinder block side cooling water path and the joining portion of above-mentioned cylinder block, near the position of above-mentioned cylinder block side cooling water path above-mentioned supply unit has the importing interconnecting part that the part of the cooling water of above-mentioned cylinder head side cooling water path is imported above-mentioned cylinder block side cooling water path, and simultaneously near the position above-mentioned discharge portion has and can send the above-mentioned cooling water of above-mentioned cylinder block side cooling water path back to above-mentioned cylinder head side cooling water path send back to and use interconnecting part.
The 2nd aspect of the present invention, it is characterized in that, on the basis of described formation aspect the of the present invention the 1st, the lower end of the above-mentioned cylinder block side cooling water path of above-mentioned cylinder block is set in, in the scope that produces the burning pressure, the height that the upper surface of this piston when dropping to extreme lower position with piston is roughly the same.
The 3rd aspect of the present invention, it is characterized in that, on the basis of described formation aspect the of the present invention the 1st, above-mentioned cylinder block side cooling water path is the flute profile of above-mentioned cylinder head side end face side opening on the whole circumference of cylinder barrel of above-mentioned cylinder block, and above-mentioned importing is formed on the cylinder packing between above-mentioned cylinder head and the above-mentioned cylinder block with interconnecting part and above-mentioned sending back to interconnecting part.
The 4th aspect of the present invention, it is characterized in that, on the basis of described structure aspect the of the present invention the 1st, above-mentioned cylinder block is configured to its cylinder axis and tilts with respect to Vertical direction, above-mentioned cylinder head is fixed on the above-mentioned cylinder block, so that at the above-mentioned supply unit of the position configuration of lower side, the while is the above-mentioned discharge portion of position configuration of side up with respect to above-mentioned cylinder axis.
According to the 1st aspect of the present invention, because the discharge portion that the cylinder head side cooling water path possesses the supply unit of supplying with cooling water from the outside and will discharge to the outside from the cooling water in the cylinder head side cooling water path, so can directly in the cylinder head side cooling water path, supply with cooling water from the outside, simultaneously can make cooling water in the cylinder head side cooling water path, flow to discharge portion, can come suitably cooling air cylinder cap by the cooling water of the more low temperature supplied with from the outside.
In addition, because by being located near the importing interconnecting part the supply unit, a part that offers the cooling water of cylinder head side cooling water path can be imported to the cylinder block side cooling water path, simultaneously, use interconnecting part by being located near sending back to the discharge portion, a part that offers the cooling water of cylinder head side cooling water path can be sent back to and discharged from discharge portion to the cylinder head side cooling water path, so cooling water and cylinder head side cooling water path are flowed in the cylinder block side cooling water path around the cylinder barrel side by side.Therefore, can come suitably cooling air cylinder cap and cylinder block according to the ratio of the cooling water that in cooling water path separately, flows.
And, because the supply unit from the outside to the cylinder head side cooling water path is supplied with cooling water, it is flowed in cylinder head side cooling water path and cylinder block side cooling water path side by side, make its interflow then and discharge to the outside from the discharge portion of cylinder head side cooling water path, so needn't be respectively on cylinder head and cylinder block, be connected the pipe arrangement of supplying with and discharge cooling water from the outside, can reduce pipe arrangement.Therefore, can realize the reduction of number of components, the simplification of assembler's ordinal number, and then, can make the outward appearance of motor become succinct.
According to the 2nd aspect of the present invention, because the lower end of the cylinder block side cooling water path of the cylinder block that is connected with the cylinder head side cooling water path of cylinder head is set in, in the scope that produces the burning pressure, the height that the upper surface of the piston when dropping to extreme lower position with piston is roughly the same, so cylinder block only need be cooled in the necessary scope, so oil viscosity is not uprised, slip resistance is constant big, improves fuel efficiency.
According to the 3rd aspect of the present invention, because the cylinder block side cooling water path is flute profile open on the whole circumference of cylinder barrel, so can form the cylinder block side cooling water path at an easy rate, simultaneously owing to import with interconnecting part and send back to and be formed on the cylinder packing, so suitable manner forms to import with interconnecting part and uses interconnecting part with sending back to so that the ratio of the cooling water by these interconnecting parts becomes easily with interconnecting part.Therefore, can easily form above-mentioned motor.
According to the 4th aspect of the present invention, because cylinder axis is configured under heeling condition, relative this cylinder axis, supply unit is configured in the position of lower side, simultaneously discharge portion is configured in the position of upper side, so can make cooling water from the lower side of cylinder side cooling water path and cylinder block side cooling water path side flow upward, in cooling water path, be difficult to be detained gas.
Description of drawings
Fig. 1 is the side view of the motor of embodiments of the present invention.
Fig. 2 cuts the water pump of this mode of execution open and from the view of observed cylinder head in top etc.
Fig. 3 is the worm's eye view of the cylinder head of this mode of execution.
Fig. 4 is the plan view of the cylinder packing of this mode of execution.
Embodiment
Below, embodiments of the present invention are described.
Fig. 1 to Fig. 4 represents embodiments of the present invention.
At first explanation constitutes, and the label 11 among Fig. 1 is the motors that are provided in as 4 circulations of the single inflator on the motorcycle of riding vehicle, 4 valves, is provided with bent axle 12 in this motor 11, is connected with piston 14 by means of connecting rod 13 on this bent axle 12.This piston 14 moves up and down in cylinder block 15, thereby bent axle 12 is by means of connecting rod 13 rotations.
At this, cylinder block 15 is configured to the state that cylinder axis L tilts towards the front side of motorcycle with respect to Vertical direction, is fixed with cylinder head 16 at the upside of this cylinder block 15.Cylinder block 15 and cylinder head 16 are fixed under following state, promptly at the joining portion 17, make end face 15a, 16a relative to each other, and the between cylinder packing of packing into.
Be equipped with the camshaft 20 that can rotate freely on cylinder head 16, this camshaft 20 is connected by not shown cam chain with bent axle 12, makes to make camshaft 20 rotations by bent axle 12 rotations.And constitute, by these camshaft 20 rotations, each valve 22,23 that air inlet and exhaust are used opened and closed on the opportunity of regulation.
And, in motor 11, be provided with the cooling system structure that makes flow of cooling water, on the cylinder head 16 of motor 11, form cylinder head side cooling water path 32, form cylinder block side cooling water path 33 simultaneously on cylinder block 15, these cylinder head side cooling water path 32 and cylinder block side cooling water path 33 are connected by cylinder packing 21.
And, on cylinder head 16, as shown in Figure 2, side in an end 20a side of the camshaft 20 of cylinder head 16 is equipped with water pump 19, this water pump 19 and coupled not shown radiator constitute outer loop portion jointly, and cooling water can be circulated in cylinder head side cooling water path 32 and cylinder block side cooling water path 33.
In more detail, at first, as shown in Figure 1, on the cylinder block 15 of this motor 11, form cylinder block side cooling water path 33, the whole circumference of surrounding the cylinder barrel 15b of cylinder block 15.At the end face 16a at the joining portion 17 of the conduct of cylinder block 15 and cylinder head 16, this cylinder block side cooling water path 33 is open flute profile on the whole circumference of cylinder barrel 15b.
This cylinder block side cooling water path 33 forms specific length downwards from the end face 15a of cylinder block 15.The lower end 33a of this cylinder block side cooling water path 33 is set at, in the scope that produces the burning pressure, and the height of the upper surface of the piston 14 when piston drops to extreme lower position (after top dead center 40 degree～50 degree) herein.
On the other hand, as shown in Figures 2 and 3, cylinder head 16 is provided with cylinder head side cooling water path 32, and the side of an end 20a side of the camshaft 20 of cylinder head 16 is provided with, as the cylinder head side opening portion 32a of the supply unit of cylinder head side cooling water path 32.In addition, be provided with, as the assembly department 36a of the thermostat 36 of the discharge portion of cylinder head side cooling water path 32 than the side of the opening portion 41a side of camshaft 20 more close suction ports 41.And this cylinder head side cooling water path 32 forms to thermostat assembly department 36a continuously from cylinder head side opening portion 32a.
In addition, in this embodiment, as shown in Figure 1, cylinder head side opening portion 32a is configured in the position that relative cylinder axis L is positioned at lower side, and thermostat assembly department 36a is configured in the position that relative cylinder axis L is positioned at upper side simultaneously.
And then, as shown in Figure 3, on the end face 16a of cylinder block 15 sides of cylinder head 16, be equipped with a plurality of opening 32d that are connected with cylinder head side cooling water path 32 in the form of a ring.These openings 32d is formed on the position relative with the cylinder block side cooling water path 33 of the flute profile of cylinder block 15.
In addition, as shown in Figure 2, on this cylinder head 16, the cylinder head side assembly department 35 that water pump 19 is installed is arranged on the side of an end 20a side of camshaft 20.This cylinder head side assembly department 35 has circular poroid chimeric recess 35a, surrounds the axial connecting groove 20b as the drive portion of the water pump 19 on the end 20a who is arranged on camshaft 20, along axially forming of camshaft 20.
Next, as shown in Figure 3 and Figure 4, on the both ends of the surface 15a at the joining portion 17 of cylinder block 15 and cylinder head 16, cylinder packing 21 between the 16a, with the cylinder head side opening portion 32a that is positioned at cylinder head 16 near the corresponding position of opening 32d on, be provided with an importing intercommunicating pore 21a, with the thermostat assembly department 36a that is positioned at cylinder head 16 near the corresponding position of opening 32d on, be provided with two and send back to and use intercommunicating pore 21b.
At this, import with intercommunicating pore 21a with its corresponding opening 32d and use interconnecting part as importing, a part that offers the cooling water of cylinder head side cooling water path 32 can be imported cylinder block side cooling water path 33; Send back to intercommunicating pore 21b with its corresponding opening 32d and use interconnecting part, can send the cooling water that offers cylinder block side cooling water path 33 back to cylinder head side cooling water path 32 as sending back to.
Next, as shown in Figure 2, water pump 19 has formed pump side cooling water path 28, has the pump case 29 that is provided with the pump side assembly department 34 on the cylinder head side assembly department 35 that can be installed in cylinder head 16 simultaneously.Pump side assembly department 34 has the fitting projection 34a on the chimeric recess 35a that can be entrenched in cylinder head side assembly department 35.
The pump side cooling water path 28 of this pump case 29 has the introducing port 28a that gives prominence to from pump case 29 on a side end, have the pump side opening portion 28b that is formed on the corresponding position of cylinder head side opening portion 32a on the opposing party's end.
Pump side opening portion 28b forms relatively with the cylinder head side opening portion 32a of cylinder head 16, as the end face 28c edge of the attachment face around it and the axial perpendicular direction formation of pump shaft 25.
In addition, in the pump side cooling water path 28 of pump case 29 midway, unitary moulding has pump chamber 27, in inside taking in impeller 26 by the state of pump shaft 25 rotary driving as liquor charging portion.On the end of the pump shaft 25 that links with this impeller 26, pump shaft 25 axially on outstandingly be provided with the axial joint 25a that can be connected with the axial connecting groove 20b of camshaft 20, this axial joint 25a is configured on the pump side assembly department 34.
This water pump 19 can be installed by following method, that is: in the chimeric recess 35a of the cylinder head side assembly department 35 of cylinder head 16, fitting projection 34a along the axial chimeric pump side assembly department 34 of pump shaft 25, the axial joint 25a of pump shaft 25 is connected on the axial connecting groove 20b of camshaft 20, and make pump shaft 25 and camshaft 20 coaxial bindings, under state in correspondence with each other, pump side opening portion 28b directly is connected on the cylinder head side opening portion 32a simultaneously via sealing gasket.
And, by being connected with not shown radiator respectively, between the thermostat assembly department 36a of the introducing port 28a of water pump 19 and cylinder head 16, constitute the peripheral passage of cooling water.
Then, effect is described.
In such motor 11, when making bent axle 12 rotations driving motor 11, camshaft 20 rotates by not shown cam chain, is connected pump shaft 25 rotations on this camshaft 20.
By the rotation of this camshaft 20, each valve 22,23 that air inlet and exhaust are used opened and closed in the moment of regulation, on the other hand, and pump shaft 25 rotations, impeller 26 rotations in the pump chamber 27.
So, rotation by this impeller 26, cooling water from heat sink side sucks in the pump chamber 27 from introducing port 28a, and from this pump chamber 27 via pump side cooling water path 28, from pump side opening portion 28b force feed, this cooling water all from the direct supply cylinder of the cylinder head side opening portion 32a of cylinder head 16 lid side cooling water path 32.
And, offer the part of the cooling water of cylinder head side cooling water path 32, imported cylinder block side cooling water path 33 near the importing the cylinder head side opening portion 32a with intercommunicating pore 21a and opening 32d, this cooling water flows in cylinder block side cooling water path 33, around the firing chamber of cooling air cylinder body 15.After this, send back to cylinder head side cooling water path 32 near sending back to the thermostat assembly department 36a with intercommunicating pore 21b and opening 32d.
Simultaneously, the nubbin of cooling water that offers cylinder head side cooling water path 32 flows cooling air cylinder cap 16 in the cylinder head side cooling water path 32 of cylinder head 16.After this, discharge from thermostat assembly department 36a with the cooling water of sending back to from cylinder block side cooling water path 33, via not shown radiator, circulation in water pump 19.
According to having the motor 11 that above such cooling system is constructed, because cylinder head side cooling water path 32 possesses the cylinder head side opening portion 32a that is positioned at the cooling water supply unit and is positioned at the thermostat assembly department 36a of discharge portion, so can directly cooling water be offered cylinder head side cooling water path 32 from water pump 19, can make it simultaneously in the cylinder head side cooling water path 32 continuous to thermostat assembly department 36a, to flow, can come suitably cooling air cylinder cap 16 with the cooling water of the more low temperature of directly supplying with from water pump 19 from cylinder head side opening portion 32a.
In addition, owing to a part that offers the cooling water of cylinder head side cooling water path 32 can be imported cylinder block side cooling water path 33 by importing with intercommunicating pore 21a, and send back to cylinder head side cooling water path 32 by sending back to interconnecting part 21b, so can make cooling water and cylinder head side cooling water path 32 in cylinder block side cooling water path 33, flow available water quench cylinder block 15 side by side.
Therefore, can be according to the ratio of the cooling water that in cooling water path 32,33 separately, flows, suitably cooling air cylinder cap 16 and cylinder block 16.
And, because after the cylinder head side opening portion 32a that will offer cylinder head side cooling water path 32 from the cooling water of water pump 19, it is flowed in cylinder head side cooling water path 32 and cylinder block side cooling water path 33 side by side, then, by after sending back to interconnecting part 21b interflow, it is discharged from thermostat assembly department 36a of cylinder head side cooling water path 32, do not supply with and the pipe arrangement of discharge cooling water so do not need respectively on cylinder head 16 and cylinder block 15, to be connected.Therefore, can suppress the pipe arrangement that is connected with motor 11, can realize the reduction that parts count, the simplification of assembler's ordinal number, and can make the outward appearance of motor 11 more succinct.
In addition, upper side in cylinder block 15 forms cylinder block side cooling water path 33, make from the cylinder head side cooling water path 32 of cylinder head 16 and flow through the upper side that the cooling water that comes imports this cylinder block 15, at this, the lower end 33a of the cylinder block side cooling water path 33 of the cylinder block 15 that is connected with the cylinder head side cooling water path 32 of cylinder head 16 is set in, in the scope that produces the burning pressure, the roughly the same height of upper surface 14a of the piston 14 when dropping to extreme lower position with piston 14.
Because by the top of cooling air cylinder cap 16 like this and cylinder block 15,15 of cylinder block are cooled in the necessary scope, so can improve fuel efficiency.
That is, in the past, though be cooled to the lower side of cylinder block 15, produce the scope that burning is pressed because the upper side of cylinder block 15 is in, so temperature raises, downward more temperature reduces gradually.Therefore, when being cooled to the lower side of cylinder block 15, be cooled, thereby viscosity uprises, cause slip resistance to become big by this oil attached to the oil on the inwall of cylinder chamber.As a result, fuel efficiency reduces.
Relative therewith, in the present embodiment,, only be cooled to produce the scope that burning is pressed because the temperature of cylinder block 15 is higher, so oil viscosity can not uprise, slip resistance can not become greatly, can improve fuel efficiency.
And then, in this motor 11, because cylinder block side cooling water path 33 is in the open flute profile of the whole circumference of cylinder inner room 15b, so can easily form cylinder block side cooling water path 33.In addition, be formed on the cylinder packing 21, so use intercommunicating pore 21b with intercommunicating pore 21a with sending back to so that the mode that the ratio of the cooling water by these intercommunicating pores becomes suitable forms importing easily owing to import with intercommunicating pore 21a and send back to intercommunicating pore 21b.For this reason, can easily form the cooling system structure of motor 11.
In addition, in this motor 11, the state that cylinder axis L is configured to tilt, relative this cylinder axis L, cylinder head side opening portion 32a is configured in the position of lower side, simultaneously thermostat assembly department 36a is configured in the position of upper side,, can makes gas be difficult to be trapped in the cooling water path 32,33 so can make cooling water from the lower side of cylinder side cooling water path 32 and cylinder block side cooling water path 33 side flow upward.
In addition, because constitute in the following manner: promptly the camshaft 20 with cylinder head 16 is the border, be provided with suction port 41 in a side, simultaneously be provided with relief opening 42 at opposite side, and then, be provided with cylinder head side opening portion 32a in relief opening 42 sides, 32a provides cooling water to cylinder head side cooling water path 32 from this cylinder head side opening portion; So can come cooling raio suction port 41 side temperature relief opening 42 sides high, that be connected with discharge gas, and cooling air cylinder cap 16 expeditiously by the cooling water after water pump 19 is supplied with.
In addition, in the above-described embodiment, on the end face 16a of cylinder block 15 sides of cylinder head 16, be provided with a plurality of opening 32d that are connected with cylinder head side cooling water path 32a, but also can be identical with cylinder block side coolant path 33, form the continuous and open flute profile of end face 16a side.
According to the present invention, can be used in the motor etc. of various device usefulness of the various for motor vehicle motor, generator etc. of riding vehicle etc., make and flow in the cooling water cylinder block and head and in the various motors of cooling.
Label declaration
11 engines
15 cylinder block
16 cylinder head
17 composition surfaces
19 water pumps
20 camshafts
21 cylinder packings
21a imports and uses intercommunicating pore
21b sends back to and uses intercommunicating pore
28 pump side cooling water path
32 cylinder head side cooling water path
32a cylinder head side opening portion
33 cylinder block side cooling water path
34 pump side assembly departments
35 cylinder head side assembly departments
36a thermostat assembly department
Claims (4)
1. motor, it is to form the cylinder head side cooling water path at cylinder head side, form the cylinder block side cooling water path in cylinder block side simultaneously, by above-mentioned cylinder head is fixed on the above-mentioned cylinder block, the motor that above-mentioned cylinder head side cooling water path and above-mentioned cylinder block side cooling water path link together is characterized in that:
The discharge portion that above-mentioned cylinder head side cooling water path possesses the supply unit of supplying with cooling water from the outside and will discharge to the outside from the cooling water in this cylinder head side cooling water path;
Above-mentioned cylinder block side cooling water path be formed on cylinder barrel around;
The above-mentioned cylinder head between above-mentioned cylinder head side cooling water path and above-mentioned cylinder block side cooling water path and the joining portion of above-mentioned cylinder block, near above-mentioned supply unit position has the importing interconnecting part that the part of the cooling water of above-mentioned cylinder head side cooling water path is imported above-mentioned cylinder block side cooling water path, and simultaneously near the position above-mentioned discharge portion has and can send the above-mentioned cooling water of above-mentioned cylinder block side cooling water path back to above-mentioned cylinder head side cooling water path send back to and use interconnecting part.
2. motor as claimed in claim 1 is characterized in that, the lower end of the above-mentioned cylinder block side cooling water path of above-mentioned cylinder block is set in, in the scope that produces the burning pressure, and the height that the upper surface of this piston when dropping to extreme lower position with piston is roughly the same.
3. motor as claimed in claim 1 is characterized in that, above-mentioned cylinder block side cooling water path is the flute profile of above-mentioned cylinder head side end face side opening on the whole circumference of cylinder barrel of above-mentioned cylinder block;
Above-mentioned importing is formed on the cylinder packing between above-mentioned cylinder head and the above-mentioned cylinder block with interconnecting part and above-mentioned sending back to interconnecting part.
4. motor as claimed in claim 1 is characterized in that, above-mentioned cylinder block is configured to its cylinder axis and tilts with respect to Vertical direction;
Above-mentioned cylinder head is fixed on the above-mentioned cylinder block, so as with respect to above-mentioned cylinder axis at the above-mentioned supply unit of the position configuration of lower side, the above-mentioned discharge portion of position configuration of side up simultaneously.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003195208 | 2003-07-10 | ||
| JP195208/2003 | 2003-07-10 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310046829.0A Division CN103133114B (en) | 2003-07-10 | 2004-07-06 | Engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1820131A true CN1820131A (en) | 2006-08-16 |
Family
ID=34055714
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200480019753 Pending CN1820131A (en) | 2003-07-10 | 2004-07-06 | Engine |
| CN201310046829.0A Expired - Fee Related CN103133114B (en) | 2003-07-10 | 2004-07-06 | Engine |
| CN200480019751.2A Expired - Fee Related CN1820130B (en) | 2003-07-10 | 2004-07-06 | Engine |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310046829.0A Expired - Fee Related CN103133114B (en) | 2003-07-10 | 2004-07-06 | Engine |
| CN200480019751.2A Expired - Fee Related CN1820130B (en) | 2003-07-10 | 2004-07-06 | Engine |
Country Status (4)
| Country | Link |
|---|---|
| JP (2) | JP4052660B2 (en) |
| CN (3) | CN1820131A (en) |
| MY (1) | MY143333A (en) |
| WO (2) | WO2005005804A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107614866A (en) * | 2014-12-26 | 2018-01-19 | 洋马株式会社 | Engine |
| CN114135418A (en) * | 2021-11-30 | 2022-03-04 | 江门市大长江集团有限公司 | Engine and seal assembly mechanism |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5091754B2 (en) * | 2008-04-30 | 2012-12-05 | 川崎重工業株式会社 | Cylinder block and engine including cylinder block |
| JP5342306B2 (en) * | 2009-03-31 | 2013-11-13 | 本田技研工業株式会社 | Water-cooled internal combustion engine for vehicles |
| JP5862412B2 (en) * | 2012-03-28 | 2016-02-16 | 本田技研工業株式会社 | Water-cooled internal combustion engine for saddle-ride type vehicles |
| JP6631264B2 (en) * | 2016-01-15 | 2020-01-15 | スズキ株式会社 | Cooling structure of internal combustion engine |
| JP6272615B2 (en) * | 2016-02-19 | 2018-01-31 | 本田技研工業株式会社 | Power unit accessory mounting structure |
| JP6639536B2 (en) * | 2018-02-09 | 2020-02-05 | 本田技研工業株式会社 | Saddle-type vehicle |
| JP6628824B2 (en) * | 2018-02-09 | 2020-01-15 | 本田技研工業株式会社 | Internal combustion engine |
| DE102019006790A1 (en) * | 2019-09-27 | 2021-04-01 | Deutz Aktiengesellschaft | Cylinder head with cast water pump and integrated thermostat |
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|---|---|---|---|---|
| JPS56138444A (en) * | 1980-03-29 | 1981-10-29 | Yamaha Motor Co Ltd | Cylinder head for water-cooled internal combustion engine |
| JPH0717779Y2 (en) * | 1989-04-11 | 1995-04-26 | マツダ株式会社 | Engine water pump case structure |
| JPH08326534A (en) * | 1995-06-02 | 1996-12-10 | Nissan Motor Co Ltd | Cooling device for internal combustion engine |
| JP3208295B2 (en) * | 1995-09-26 | 2001-09-10 | ダイハツ工業株式会社 | Internal combustion engine cooling system |
| JP4039748B2 (en) * | 1998-09-14 | 2008-01-30 | 本田技研工業株式会社 | Multi-cylinder engine cooling structure |
| JP3461773B2 (en) * | 1999-12-28 | 2003-10-27 | 川崎重工業株式会社 | Cylinder head cooling passage structure for overhead cam type engine |
| JP3800906B2 (en) * | 2000-02-28 | 2006-07-26 | スズキ株式会社 | 4-cycle multi-cylinder engine cylinder block structure |
| JP2002303136A (en) * | 2001-04-04 | 2002-10-18 | Suzuki Motor Corp | Cooling system for engine |
| JP3775571B2 (en) * | 2001-05-15 | 2006-05-17 | 本田技研工業株式会社 | Internal combustion engine with cooling water inlet / outlet cover |
| JP3871196B2 (en) * | 2001-10-26 | 2007-01-24 | 三菱自動車工業株式会社 | Cooling device for internal combustion engine |
-
2004
- 2004-07-06 WO PCT/JP2004/009561 patent/WO2005005804A1/en active Application Filing
- 2004-07-06 CN CN 200480019753 patent/CN1820131A/en active Pending
- 2004-07-06 WO PCT/JP2004/009560 patent/WO2005005803A1/en active Application Filing
- 2004-07-06 CN CN201310046829.0A patent/CN103133114B/en not_active Expired - Fee Related
- 2004-07-06 JP JP2005511513A patent/JP4052660B2/en not_active Expired - Lifetime
- 2004-07-06 JP JP2005511512A patent/JPWO2005005803A1/en active Pending
- 2004-07-06 CN CN200480019751.2A patent/CN1820130B/en not_active Expired - Fee Related
- 2004-07-09 MY MYPI20042767 patent/MY143333A/en unknown
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107614866A (en) * | 2014-12-26 | 2018-01-19 | 洋马株式会社 | Engine |
| CN107614866B (en) * | 2014-12-26 | 2019-04-23 | 洋马株式会社 | Engine |
| CN114135418A (en) * | 2021-11-30 | 2022-03-04 | 江门市大长江集团有限公司 | Engine and seal assembly mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4052660B2 (en) | 2008-02-27 |
| WO2005005803A1 (en) | 2005-01-20 |
| MY143333A (en) | 2011-04-29 |
| CN1820130A (en) | 2006-08-16 |
| CN1820130B (en) | 2011-08-10 |
| CN103133114B (en) | 2015-05-27 |
| CN103133114A (en) | 2013-06-05 |
| WO2005005804A1 (en) | 2005-01-20 |
| JPWO2005005803A1 (en) | 2006-10-26 |
| JPWO2005005804A1 (en) | 2006-10-26 |
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Application publication date: 20060816 |