CN209483469U - Cooling-water Flow for Engine variable adjustment device - Google Patents
Cooling-water Flow for Engine variable adjustment device Download PDFInfo
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- CN209483469U CN209483469U CN201920260160.8U CN201920260160U CN209483469U CN 209483469 U CN209483469 U CN 209483469U CN 201920260160 U CN201920260160 U CN 201920260160U CN 209483469 U CN209483469 U CN 209483469U
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- cooling
- cylinder
- engine
- valve body
- flow
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- 239000000498 cooling water Substances 0.000 title claims abstract description 111
- 238000001816 cooling Methods 0.000 claims abstract description 43
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 32
- 239000007921 spray Substances 0.000 claims 1
- 239000000446 fuel Substances 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 239000010705 motor oil Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- -1 that is Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- 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
- F01P7/00—Controlling of coolant flow
- F01P7/14—Controlling of coolant flow the coolant being liquid
- F01P7/16—Controlling of coolant flow the coolant being liquid by thermostatic control
- F01P7/167—Controlling of coolant flow the coolant being liquid by thermostatic control by adjusting the pre-set temperature according to engine parameters, e.g. engine load, engine speed
-
- 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
-
- 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
- F01P2003/028—Cooling cylinders and cylinder heads in series
-
- 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
- F01P7/00—Controlling of coolant flow
- F01P7/14—Controlling of coolant flow the coolant being liquid
- F01P2007/146—Controlling of coolant flow the coolant being liquid using valves
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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
The utility model relates to a kind of for changeably adjusting the Cooling-water Flow for Engine variable adjustment device of the flowing for the cooling water supplied to engine cylinder, especially, the purpose of this utility model is that, a kind of Cooling-water Flow for Engine variable adjustment device is provided, the device is configured to that the flowing of the engine cooling water flowed from cylinder body to cylinder cap side is changeably controlled, to in engine low load operation, being risen by the temperature of cylinder body improves fuel efficiency, and in high engine load operation, to each engine cylinder equably cooling water supply, to ensure cooling balance and the cooling water flow between each engine cylinder.
Description
Technical field
The utility model relates to a kind of Cooling-water Flow for Engine variable adjustment devices, are used for more particularly, to one kind
Changeably adjust the Cooling-water Flow for Engine variable adjustment device for being supplied to the flow of cooling water of engine cylinder.
Background technique
Cylinder body and cylinder cap usually as engine main body become high temperature because of the combustion heat, in order to prevent cylinder body and cylinder cap
It is cracked due to high temperature, the cooling water jet to cylinder body supply engine cooling water is set, and in order to for lubricating
And the flowing of the engine oil of each section of cooling engine, oil duct (oil gallery) and oil circuit are set.
On the other hand, in recent years, in order to improve the fuel efficiency of internal combustion engine, using active control cooling channel of motor
The integrated flow rate control technology of flow.
It is largely cooling using the shunt for being cooled separately cylinder cap and cylinder body using the engine of integrated flow rate control
(split cooling) technology.The shunt cooling technology limits the cooling water flow of cylinder body in the not high region of thermic load
It is dynamic, flow cooling water only in cylinder cap side, to relatively improve the temperature of cylinder body, the temperature for causing engine oil rises, drop
Low engine scuffing, so as to improve fuel efficiency.
In addition, for not using the integrated flow rate control engine for, each cylinder be configured to cooling water from
The structure that cylinder body is uniformly supplied to cylinder cap and engine cooling water is flowed from cylinder cap to radiator.
In the case where cooling using traditional shunt, although having the advantages that only to make the temperature of cylinder body to rise,
Since cooling water is restricted to only flow to a direction, there are problems for the cooling balance of each cylinder, and in high load capacity
In the case where be difficult to ensure sufficient flow of cooling water.
On the other hand, in the case where no cooling using the shunt, although can ensure that the cooling between cylinder is flat
Weighing apparatus and sufficient cooling flow, but fuel efficiency can not be improved by shunt cooling.
Existing technical literature
[patent document]
(patent document 0001) publication the 2005-0045082nd
Utility model content
(1) technical problems to be solved
The utility model is to consider above-mentioned problem and propose, its purpose is to provide a kind of Cooling-water Flow for Engine
Variable adjustment device, the Cooling-water Flow for Engine variable adjustment device are configured to be changeably controlled from cylinder body to cylinder cap
The flowing of the engine cooling water of side flowing, to be risen by the temperature of cylinder body in engine low load operation, improve combustion
Efficiency is expected, and in high engine load operation, to each engine cylinder equably cooling water supply, to ensure each engine
Cooling balance and cooling water flow between cylinder.
(2) technical solution
Therefore, a kind of Cooling-water Flow for Engine variable adjustment device is provided in the utility model, in order to which cooling is started
Machine and the flowing for controlling the cooling water supplied to cylinder body and cylinder cap comprising: flow control valve is arranged in cylinder body, to pass through
The water jet of cylinder body receives cooling water, and is operated according to engine load condition, to convert the cooling flowed to cylinder cap side
The flow path of water；Actuator, Xiang Suoshu flow control valve provide operating force；And controller, according to engine load condition
The operation of the actuator is controlled, so that the flow control valve is with any one of the first refrigerating mode and the second refrigerating mode
Mode operation, first refrigerating mode are that cooling water is flowed from cylinder body to cylinder cap side in each engine cylinder, described second
Refrigerating mode is that cooling water only flows into a part (side end) of flow control valve, then in the position of each engine cylinder to cylinder
The flowing of lid side.
Specifically, the flow control valve may include: valve body, be formed with normal open flow path, the normal open flow path be used for from
The flow of cooling water of the water jet supply of the cylinder body；Multiple clear openings are formed in the valve body, are used to form respectively to start
The flow of cooling water led directly on the basis of machine cylinder from cylinder body to cylinder cap side；Multiple non-clear openings, are formed in the valve body, are used for shape
At cooling water by being formed in the aperture detour of a side end of the valve body and flowing into after the normal open flow path with each engine
The flow of cooling water flowed on the basis of cylinder to cylinder cap side；Aperture, will be from the cooling water that the water jet is supplied from the valve body
One side end is supplied to the normal open flow path.
One embodiment according to the present utility model, valve connecting rod can be in conjunction on the valve bodies, and the valve connecting rod is from institute
It states actuator and receives driving force so that the valve body rotates predetermined angular, the aperture can rotate predetermined angle by the valve body
It spends and is opened.Also, the valve body can be rotatably set in cylinder body, and the aperture is formed in the valve body
The opposite side end of a side end can be formed as closed structure.Also, the clear opening and the non-clear opening can be with
It is separated to be formed on valve body according to the position of each engine cylinder, and can be described on the basis of the direction of rotation of the valve body
Non- clear opening configures at a predetermined angle relative to the clear opening.Also, the normal open flow path can be formed in hollow morphology
In the valve body, the aperture can be opened in the straight-through bore closure and non-clear opening opening, to make to cool down
Water is flowed into from the water jet.
On the other hand, another embodiment according to the present utility model, valve connecting rod can be in conjunction on the valve bodies, the valve
Connecting rod receives driving force so that valve body linear movement preset distance, the aperture can pass through the valve from the actuator
Body linear movement preset distance and be opened.Also, the valve body can be movably linearly arranged in cylinder body, and described
The opposite side end that a side end of the aperture is formed in valve body can be formed as closed structure.And it is possible to according to
The moving distance of the valve body, the aperture segment is opened or is all opened, multiple when the aperture segment is opened
It can only be opened close to a part of non-clear opening that the aperture configures in non-clear opening, when the aperture is all beaten
When opening, multiple non-clear openings can be opened.It wherein, can be in valve close to a part of non-clear opening that the aperture configures
It is extended to form on the moving direction of body, to can also be opened when the aperture segment is opened.
(3) beneficial effect
The Cooling-water Flow for Engine variable adjustment device of the utility model, can be according to the loading condiction of engine most preferably
The operation mode of flow control valve is controlled, so that rising by the temperature of cylinder body improves fuel in engine low load operation
Efficiency, and in high engine load operation, to each engine cylinder equably cooling water supply, so as to ensure cylinder it
Between cooling balance and cooling water flow.
Detailed description of the invention
Fig. 1 and Fig. 2 is the Cooling-water Flow for Engine variable adjustment dress for showing one embodiment according to the present utility model
The structure chart set.
Fig. 3 is the cross-sectional view for showing the flow control valve of one embodiment according to the present utility model.
Fig. 4 is shown when the flow control valve of one embodiment according to the present utility model is operated with the first refrigerating mode
The figure of flow of cooling water.
Fig. 5 is shown when the flow control valve of one embodiment according to the present utility model is operated with the second refrigerating mode
The figure of flow of cooling water.
Fig. 6 is the figure for showing the flow control valve of another embodiment according to the present utility model.
Fig. 7 is shown when the flow control valve of another embodiment according to the present utility model is operated with the first refrigerating mode
The figure of flow of cooling water.
Fig. 8 is when showing the flow control valve of another embodiment according to the present utility model to operate with the second refrigerating mode,
Move backward apart from it is relatively small in the case where flow of cooling water figure.
Fig. 9 is when showing the flow control valve of another embodiment according to the present utility model to operate with the second refrigerating mode,
The figure of flow of cooling water in the case where moving backward distance greatly.
Description of symbols
1: cylinder body 2: water jet
3: cooling duct 4: mounting hole
5: cylinder cap 6: cooling duct
7: engine cylinder
10: flow control valve 11: valve body
12: normal open flow path 13: clear opening
14: non-clear opening 15: aperture
16: valve connecting rod 20: actuator
30: controller
40: flow control valve 41: valve body
42: normal open flow path 43: clear opening
44,44-1: non-clear opening 45: aperture
46: valve connecting rod 50: actuator
60: controller
Specific embodiment
In the following, being illustrated to the utility model, so that those skilled in the art can be easy to implement the utility model.
Cooling-water Flow for Engine variable adjustment device according to the present utility model is valving, and described device can be controlled
It has been made as cooling engine and has been supplied to the flowing of the cylinder body of engine and the cooling water of cylinder cap, and described device is according to starting
The flowing of the engine cooling water flowed from cylinder body to cylinder cap side is changeably controlled in the loading condiction of machine, so as to start
Machine high-load region is to each engine cylinder equably cooling water supply (the first refrigerating mode), to ensure between each engine cylinder
Cooling balance and cooling flow, and the flow of cooling water of cylinder body can be limited in engine low load region, to improve cylinder
The temperature (the second refrigerating mode) of body improves fuel efficiency.In the case where first refrigerating mode, the flowing of cooling water can
To be general flowing.
As shown in Figures 1 to 4, the Cooling-water Flow for Engine variable adjustment dress of one embodiment according to the present utility model
Setting may include: flow control valve 10, can be rotatably set in the inside of cylinder body 1；Actuator 20, Xiang Suoshu flow control valve 10
Rotation process power is provided；And controller 30, the operation of the actuator 20 is controlled according to engine load condition, so that described
Flow control valve 10 is operated with the optimal mode in the first refrigerating mode and the second refrigerating mode.
It is provided with the water jet 2 that water pump receives engine cooling water in the cylinder body 1, is filled in the water jet
Engine cooling water in 2 is mobile from cylinder body 1 to 5 side of cylinder cap by the supply pressure of the water pump.
In the cylinder body 1 formed be used for flow of cooling water cooling duct 3,6, in order to adjust the cooling duct 3,
The flow of cooling water flowed in 6 can be arranged among the cooling duct 3,6 between cooling duct 3 and cooling duct 6
The flow control valve 10.For this purpose, mounting hole 4 can be formed in the cylinder body 1, flow control valve 10 is operationally arranged
In the mounting hole 4, the mounting hole 4 can have predetermined length on the length direction of cylinder body 1 and longer extend shape
At.
The flow control valve 10 can be set in cylinder body 1, to receive cooling water by the water jet 2 of cylinder body 1, and
Rotation process can be carried out according to engine load condition, to convert the cooling flowed from the water jet 2 of cylinder body 1 to 5 side of cylinder cap
The flow direction and path of water, and the flow control valve 10 may include that with circular circumference face and can be rotatably set in
Valve body 11 in cylinder body 1 and clear opening 13, non-clear opening 14 and the aperture (split hole) 15 being formed in the valve body 11
Deng.
Valve connecting rod 16 combines and is fixed on a side end of valve body 11, and the valve connecting rod 16 can be received from actuator 20 and be driven
Power so that valve body 11 rotate predetermined angular, and with the valve connecting rod 16 combine valve body 11 a side end opposite side
Portion is formed as closed structure.The valve connecting rod 16 can be by being pressed into or being weldingly fixed in valve body 11.
What the orientation that the valve body 11 can be formed as to (setting within the engine multiple) engine cylinder 7 extended
Long tube shape, and it is formed with linear type normal open flow path 12, what the normal open flow path 12 was used to supply from the water jet 2 of cylinder body 1
(that is, being supplied to cylinder cap side from cylinder body) flow of cooling water.The normal open flow path 12 can be formed in valve body 11 with hollow morphology
In, so that cooling water and the operation mode of the flow control valve 11 be allow independently to flow in the normal open flow path 12 always
It is dynamic.
The clear opening 13 is used to form the cooling water led directly on the basis of each engine cylinder 7 from cylinder body 1 to 5 side of cylinder cap
Flowing, when clear opening 13 is opened, cooling water from cylinder body 1 to 5 side of cylinder cap that flow from is led directly to shortest distance and (is vertically passed through
Wear) the normal open flow path 12 of valve body 11 and flow.
The non-clear opening 14 is used to form following flow of cooling water, that is, cooling water is by being formed in the one of valve body 11
15 detour of aperture of side end and flow into after the normal open flow path 12 flows along the normal open flow path 12 and to each 5 side of cylinder cap
Flowing, when non-clear opening 14 is opened, normal open flow path 12 that the cooling water flowed from cylinder body 1 to 5 side of cylinder cap passes through valve body 11
It is flowed to 5 side of cylinder cap.
The aperture 15 is formed in a side end of the valve body 11 combined with valve connecting rod 16, and closes in the clear opening 13
And non-clear opening 14 is opened when opening, when the aperture 15 is opened, the cooling water for flowing into (supply) from water jet 2, which passes through, to be opened
Hole 15 flows into normal open flow path 12.
It is predetermined that the aperture 15 can be such that the valve body 11 rotates by the valve connecting rod 16 for receiving driving force from actuator 20
Angle (for example, 90 °) and be opened.
The clear opening 13 and the non-clear opening 14 separate shape on valve body 11 according to the position of each engine cylinder 7
At and on the basis of the direction of rotation of the valve body 11, the non-clear opening 14 is relative to the clear opening 13 with predetermined angle
Degree configuration is on valve body 11.The aperture 15 is formed in the valve body 11 being opened when the closing of clear opening 13 and the opening of non-clear opening 14
Position on.
In other words, clear opening 13 and non-clear opening 14 correspond to the position that each engine cylinder 7 of engine is arranged in and match
It sets on valve body 11, the position for the valve body 11 that can be closed when the clear opening 13 is opened and non-clear opening 14 is closed is formed
One aperture 15.
Specifically, if the engine cylinder in multiple engine cylinders near aperture 15 is known as the first cylinder, configuration exists
The clear opening and non-clear opening in the front of first cylinder are properly termed as the flow of cooling water hole for the first cylinder, configure second
The clear opening in the front of cylinder and non-clear opening are properly termed as the flow of cooling water hole for the second cylinder, configure in the front of third cylinder
Clear opening and non-clear opening be properly termed as the flow of cooling water hole for third cylinder, configure the clear opening in the front of the 4th cylinder
The flow of cooling water hole for the 4th cylinder is properly termed as with non-clear opening.
The flow control valve 10 is operated according to engine load condition, so as to the first refrigerating mode and second
Operate to one of refrigerating mode mode variables.
When flow control valve 10 is operated with first refrigerating mode, formed in each engine cylinder 7 from cylinder body 1 to cylinder
Therefore the straight-through flow of cooling water in 5 side of lid is formed while in the normal open flow path 12 that cooling water flows into valve body 11 to each cylinder cap
The flow of cooling water of 5 sides flowing.That is, when flow control valve 10 is with the operation of the first refrigerating mode, in each engine cylinder 7 from
The cooling water that cylinder body 1 is flowed to 5 side of cylinder cap is with the shortest distance leads directly to the normal open flow path 12 of (extending vertically through) valve body 11 and flows, respectively
Engine cylinder 7 realizes uniform cooling, so as to ensure cooling balance and sufficient cooling flow.
When flow control valve 10 is operated with second refrigerating mode, from the cooling of 2 pressurized delivered of water jet of cylinder body 1
Water flows along normal open flow path 12 after flowing into a side end of valve body 11 by aperture 15 and is corresponding to the position of each cylinder 7 to cylinder
The flowing of 5 side of lid.That is, when flow control valve 10 is with the operation of the second refrigerating mode, cooling water from cylinder body 1 to 5 side of cylinder cap that flowed from
Pass through 12 detour of normal open flow path of valve body 11 and flowed to horizontal direction (extending direction of normal open flow path), and by non-straight-through
Hole 14 flows into 5 side of cylinder cap.
As set forth above, it is possible to the operation mode of flow control valve 10 is changeably controlled according to engine load condition, thus
It can selectively convert and change the flow of cooling water path that cooling water actually flows between cylinder body 1 and cylinder cap 5.Specifically
Ground, under high engine load condition (for example, traveling is in tilted road surface etc.), since the flow control valve 10 is cooling with first
Mode operation, so as to ensure the cooling balance and cooling water flow of each engine cylinder 7, and in engine low load item
Under part (for example, traveling is in flat road surface etc.), since the flow control valve 10 is with the operation of the second refrigerating mode, so that cylinder body 1
Temperature rise, so as to reduce the abrasion of engine, realize the improvement of fuel efficiency.
As shown in figure 4, being closed when flow control valve 10 is with the operation of the first refrigerating mode in aperture 15 and non-clear opening 14
While clear opening 13 be opened, thus flowing of the cooling water between cylinder body 1 and cylinder cap 5 can by the clear opening 13 with
The shortest distance is straight-through, and simultaneously cooling water supply is distributed from cylinder body 1 to cylinder cap 5 in the position of each engine cylinder 7.
At this point, being supplied to cylinder cap 5 by cooling duct 6 after cooling cylinder body 1 from the cooling water that water pump is discharged.For
The cooling water that 5 position of cylinder cap of each engine cylinder 7 should be arrived is converged to a direction and is flowed to thermostat, and according to cooling water
Temperature recycles along radiator or bypasses radiator and flow.
As shown in figure 5, valve connecting rod 16 rotates predetermined angular (example when flow control valve 10 is with the operation of the second refrigerating mode
Such as, 90 °), make the closing of clear opening 13 and aperture 15 and non-clear opening 14 are opened, from the cooling water of water jet pressurized delivered by opening
15 detour of hole and flow into after the normal open flow path 12 flows along the normal open flow path 12 and by the non-clear opening 14 and cold
But channel 6 is supplied to cylinder cap 5.Therefore, the flow of cooling water in cylinder body 1 is greatly reduced, to generate on cooling water temperature
The effect risen.
Here, configure a pair of of clear opening 13 on the circumferencial direction of valve body 11, with respectively with the cooling duct 3 of cylinder body 1 and
Cooling duct 6 is connected to, for example, a pair of of clear opening 13 can be oppositely disposed with 180 ° of interval.
In addition, the non-configuration of clear opening 14 can be opened along, for example, non-straight in valve body 11 when aperture 15 is opened
Through-hole 14 can configure in a manner of with 180 ° of 15 interval of aperture.When the aperture 15 can be communicatively connected to water jet 2, institute
Stating non-clear opening 14 can communicatively connect with the cooling duct 6 adjacent to cylinder cap 5.
In the following, referring to Fig. 6 to Fig. 9, it is variable to the Cooling-water Flow for Engine of another embodiment according to the present utility model
Regulating device is illustrated.
Herein, it is convenient to omit to identical as the Cooling-water Flow for Engine variable adjustment device of above-mentioned one embodiment or
The repeated explanation of similar technology.
As shown in Figure 6 and Figure 7, the Cooling-water Flow for Engine variable adjustment dress of another embodiment according to the present utility model
Setting may include: flow control valve 40, and the inside of cylinder body 1 is movably linearly arranged in；Actuator 50 is controlled to the flowing
Valve 40 provides linear movement power；And controller 60, the operation of the actuator 50 is controlled according to engine load condition, thus
Make the flow control valve 40 with the optimal mode operation in the first refrigerating mode and the second refrigerating mode.
The flow control valve 40 can be set in cylinder body 1, to receive cooling water by the water jet 2 of cylinder body 1, and
Rotation process can be carried out according to engine load condition, to convert the cooling flowed from the water jet 2 of cylinder body 1 to 5 side of cylinder cap
The flow direction and path of water, and the flow control valve 40 may include the valve being movably linearly arranged in cylinder body 1
Body 41 and the clear opening 43 being formed on the valve body 41, non-clear opening 44 and aperture 45 etc..
Valve connecting rod 46 combines and is fixed on a side end of valve body 41, and the valve connecting rod 46 can be received from actuator 50 and be driven
Power preset distance so that valve body 41 moves linearly, and it is opposite with a side end of the valve body 41 that the valve connecting rod 46 combines
Side end is formed as closed structure.
The valve body 41 can be formed as the long tube shape extended to the orientation of engine cylinder 7, and be formed with straight
Line style normal open flow path 42, the normal open flow path 42 are used for the flow of cooling water supplied from the water jet 2 of cylinder body 1.
The aperture 45 can be formed in a side end of the valve body 41 combined with valve connecting rod 46, as the valve body 41 exists
The upside linear movement preset distance of water jet 2 in cylinder body 1, the aperture 45 can be opened.
According to the moving distance of the valve body 41 by the operation of actuator 50, the aperture 45 can partially be opened or entirely
Portion is opened.
As shown in figure 8, what is configured on the extending direction of valve body 41 is multiple non-straight when 45 part of aperture is opened
It is only opened close to a part of non-clear opening 44-1 that the aperture 45 configures in through-hole 44, as shown in figure 9, being opened when described
When hole 45 is all opened, the multiple non-clear opening 44 is opened.Referring to Fig. 8 and Fig. 9, when valve body 41 move backward and to
When the outside of cylinder body 1 is prominent, aperture 45 can be opened.
For this purpose, close to the aperture 45 and configure a part of non-clear opening 44-1 on the linear movement direction of valve body 41
It extends to form, so that the non-clear opening 44-1 can also be opened when 45 part of aperture is opened.For example, only most
The non-clear opening 44-1 of the first cylinder configured close to aperture 45 can extend on the moving direction of valve body 41 and be formed longlyer.
At this point, the aperture 45 can extend longer than clear opening 43.That is, such as above-mentioned a part of non-clear opening 44-1, it is described
Aperture 45 can extend to form on the moving direction of valve body 41.
Referring to figure 6 and figure 7, multiple clear openings 43 and non-clear opening 44, the valve body 41 are formed in the upper surface of valve body 41
Upper surface it is adjacent with the cooling duct 6 adjacent to cylinder cap 5, also form multiple clear openings 43 and non-straight in the lower surface of valve body 41
Through-hole 44, the lower surface of the valve body 41 and (adjacent with water jet 2) cooling duct 3 of cylinder body 1 are adjacent.At this point, clear opening
43 and non-clear opening 44 be alternately arranged on the extending direction of valve body 41, and the lower surface of valve body 41 formed aperture 45.
In addition, the actuator 50 may be configured to electric motor type or air-compression type etc..
The Cooling-water Flow for Engine variable adjustment device of the utility model with above structure is according to engine load
Condition realizes that flow of cooling water therefore can be such as hot with mode optimal in the first refrigerating mode and the second refrigerating mode
Also it is cooling to can be realized shunt in the big engine of load or engine with double-layer structure to enhance cylinder cover structure.
The embodiments of the present invention are described in detail above, the interest field of the utility model is not limited to
The above embodiments, those skilled in the art are real using the basic conception of the utility model defined in appended claims
The various changes and improvements applied are also included in the interest field of the utility model.
Claims (11)
1. a kind of Cooling-water Flow for Engine variable adjustment device is controlled to cool down engine to cylinder body and cylinder cap supply
Cooling water flowing characterized by comprising
Flow control valve is arranged in cylinder body, to receive cooling water by the water jet of cylinder body, and according to engine load item
Part and operate, to convert the flow path of cooling water flowed to cylinder cap side；
Actuator, Xiang Suoshu flow control valve provide operating force；And
Controller controls the operation of the actuator according to engine load condition, so that the flow control valve is cold with first
But any mode operation in mode and the second refrigerating mode, first refrigerating mode are cooling in each engine cylinder
Water is flowed from cylinder body to cylinder cap side, and second refrigerating mode is a part that cooling water only flows into flow control valve, is then existed
It is flowed to cylinder cap side the position of each engine cylinder.
2. Cooling-water Flow for Engine variable adjustment device according to claim 1, which is characterized in that
The flow control valve includes:
Valve body, is formed with normal open flow path, and the normal open flow path is used for the flow of cooling water supplied from the water jet of the cylinder body；
Multiple clear openings are formed in the valve body, are used to form on the basis of each engine cylinder straight-through from cylinder body to cylinder cap side
Flow of cooling water；
Multiple non-clear openings, are formed in the valve body, are used to form cooling water by being formed in a side end of the valve body
Aperture detour and flow into after the normal open flow path flow of cooling water flowed on the basis of each engine cylinder to cylinder cap side；
Aperture will be supplied to the normal open flow path from the cooling water that the water jet is supplied from a side end of the valve body.
3. Cooling-water Flow for Engine variable adjustment device according to claim 2, which is characterized in that
Valve connecting rod is incorporated on the valve body, and the valve connecting rod receives driving force so that valve body rotation is pre- from the actuator
Determine angle, the aperture rotates predetermined angular by the valve body and is opened.
4. Cooling-water Flow for Engine variable adjustment device according to claim 2, which is characterized in that
The valve body can be rotatably set in cylinder body, and be formed in the valve body aperture a side end it is opposite
Side end is formed as closed structure.
5. Cooling-water Flow for Engine variable adjustment device according to claim 2, which is characterized in that
The clear opening and the non-clear opening separate to be formed on valve body according to the position of each engine cylinder, and with the valve
On the basis of the direction of rotation of body, the non-clear opening configures at a predetermined angle relative to the clear opening.
6. Cooling-water Flow for Engine variable adjustment device according to claim 2, which is characterized in that
Valve connecting rod is incorporated on the valve body, and the valve connecting rod receives driving force so that the valve body straight line moves from the actuator
Dynamic preset distance, the aperture are opened by valve body linear movement preset distance.
7. Cooling-water Flow for Engine variable adjustment device according to claim 2, which is characterized in that
The valve body is movably linearly arranged in cylinder body, and a side end of the aperture is formed in the valve body
Opposite side end is formed as closed structure.
8. Cooling-water Flow for Engine variable adjustment device according to claim 2, which is characterized in that
According to the moving distance of the valve body, the aperture segment is opened or is all opened, when the aperture segment is beaten
When opening, only it is opened close to a part of non-clear opening that the aperture configures in multiple non-clear openings, when the aperture is complete
When portion is opened, multiple non-clear openings are opened.
9. Cooling-water Flow for Engine variable adjustment device according to claim 8, which is characterized in that
A part of non-clear opening configured close to the aperture extends to form on the moving direction of valve body, to open described
It can also be opened when bore portion is opened.
10. Cooling-water Flow for Engine variable adjustment device according to claim 2, which is characterized in that
The normal open flow path is formed in the valve body with hollow morphology.
11. Cooling-water Flow for Engine variable adjustment device according to claim 2, which is characterized in that
The aperture is opened in the straight-through bore closure and non-clear opening opening, to make cooling water from the water spray
Device flows into.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020180161870A KR102621555B1 (en) | 2018-12-14 | 2018-12-14 | engine cooling water flow variable control device |
| KR10-2018-0161870 | 2018-12-14 |
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| Publication Number | Publication Date |
|---|---|
| CN209483469U true CN209483469U (en) | 2019-10-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920260160.8U Active CN209483469U (en) | 2018-12-14 | 2019-03-01 | Cooling-water Flow for Engine variable adjustment device |
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| Country | Link |
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| KR (1) | KR102621555B1 (en) |
| CN (1) | CN209483469U (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3147552B2 (en) * | 1992-12-03 | 2001-03-19 | トヨタ自動車株式会社 | Internal combustion engine cooling system |
| KR20050045082A (en) | 2003-11-10 | 2005-05-17 | 현대자동차주식회사 | Variable control system of cooling-water in a engine |
| JP2011007055A (en) * | 2009-06-23 | 2011-01-13 | Nissan Motor Co Ltd | Engine cooling structure and cooling control method |
| JP2014088808A (en) * | 2012-10-30 | 2014-05-15 | Daihatsu Motor Co Ltd | Water jacket spacer for internal combustion engine |
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2018
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| Publication number | Publication date |
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| KR102621555B1 (en) | 2024-01-04 |
| KR20200073568A (en) | 2020-06-24 |
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