CN208885379U - Temperature regulates and controls cooling nozzle structure - Google Patents
Temperature regulates and controls cooling nozzle structure Download PDFInfo
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- CN208885379U CN208885379U CN201820955087.1U CN201820955087U CN208885379U CN 208885379 U CN208885379 U CN 208885379U CN 201820955087 U CN201820955087 U CN 201820955087U CN 208885379 U CN208885379 U CN 208885379U
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Abstract
A kind of temperature regulation cooling nozzle structure, including valve body, the first spool, the second spool, the first thrust piece and the second thrust piece, cavity, the first valve port and the second valve port are equipped in valve body, first thrust piece and the second thrust piece apply the active force that can be moved in cavity to the first spool and the second spool respectively, to close or open the first valve port and the second valve port respectively, and the power that the second thrust piece applies the first spool and/or the second spool changes according to the variation of temperature.The utility model passes through using the packing material to expand with heat and contract with cold as the second thrust piece, and when piston is in underload and cold start-up, the second thrust piece is closed the first valve port and/or the second valve port, inorganic oil spurts；When piston high-load operation, the constantly raised machine oil of temperature acts on the second thrust piece and generates the active force for acting on the first spool, the second spool, open the first valve port and the second valve port, oil injection simultaneously cools down to piston, and low energy consumption and performance is stablized.
Description
Technical field
The utility model relates to engine arts more particularly to a kind of temperature to regulate and control cooling nozzle structure.
Background technique
As various countries all exist to complete-vehicle oil consumption limitation and emission regulation more stringent requirement, major motor corporation, the world
It is largely put into improve the research of engine performance.Since most of main engine plants are using skills such as in-cylinder direct-jet and turbochargings
Art, bring performance improve and it is light-weighted simultaneously, the power per liter for also resulting in engine constantly increases；And the raising of power per liter
Also imply that the increase of thermic load, the method that most of present engine with supercharger uses piston cooling nozzle, to reduce piston temperature
Degree meets the excessively high thermic load of engine and increases.
There are mainly two types of modes for current piston cooling nozzle: one of which is controlled using engine oil pressure, is passed through
Spring pre-tightening steel ball or plunger seal oil inlet, and when engine oil pressure is greater than initial tension of spring, valve is opened, and spray machine oil to work
Fill in capable cooling；Another kind is the open and close that piston cooling nozzle is controlled electronically by state-of-the-art technology.
Since piston needs cooling to be mainly to utilize engine oil pressure control in the high-revolving operating condition of big load in first way
System, so that can neither reach good desired effect, also causes due to also cooling down to piston in low temperature or room temperature unlatching
The increase of vehicle fuel consumption；And the second way utilizes newest electronic technology, although may be implemented, cost is very high.
Utility model content
In view of this, it is necessary to provide a kind of temperature for reducing cost and improving jetting performance to regulate and control cooling nozzle structure.
The utility model provides a kind of temperature regulation cooling nozzle structure, including valve body, the first spool, the second spool, the
One thrust piece and the second thrust piece, are equipped with cavity, the first valve port and the second valve port in the valve body, first valve port and described
The cavity is divided into the first cavity, the second cavity and third cavity of connection by the second valve port, the valve body further include with
The oil inlet of the first cavity connection, first spool and second spool are movably disposed in the cavity to divide
The first valve port and the second valve port are not closed or opened, and first thrust piece applies towards first direction first spool
And the power of the first valve port is closed, second thrust piece applies towards second direction to open the first valve port first spool
Power, the second thrust piece also applies the power for opening towards first direction the second valve port, and the first direction to the second spool
With the second direction on the contrary, second thrust piece, power that first spool and/or second spool are applied according to
The variation of temperature and change.
Further, first spool includes main part and interconnecting piece, and the main part is movably disposed in the first chamber
In vivo, the interconnecting piece passes through second cavity and protrudes into third cavity, to be movably coupled to second spool.
Further, the main part includes accommodating chamber, and first thrust piece is spring and is contained in the accommodating chamber
Interior, temperature regulation cooling nozzle structure further includes the first limit for being fixed on the one end of the valve body far from first valve port
The bottom of the accommodating chamber of the main part is supported in part, one end of first thrust piece, and the other end supports first limit
Position part.
Further, temperature regulation cooling nozzle structure includes the second locating part, and second locating part is fixed on described
The other end opposite with first locating part of valve body.
Further, the cavity inner wall of the valve body is equipped with protrusion, and the protrusion includes the first inclined-plane and the second inclined-plane, institute
It states the first spool and first inclined-plane cooperates to form the first valve port, second spool and second inclined-plane cooperate with shape
At the second valve port.
Further, second spool is hollow shell, and second thrust piece is filled in second spool,
And second thrust piece is the packing material to expand with heat and contract with cold, the interconnecting piece part of first spool penetrates described second
In spool and protrude into packing material.
Further, the valve body further includes logical oil groove, and the logical oil groove is groove and is laid in first valve port
Lower part, the logical oil groove are fluting, and the side contacted with the cavity is connected to the third cavity.
Further, the temperature regulation cooling nozzle structure includes guide sleeve, and the guide sleeve is laid in the valve body
Between the main part.
Further, the guide sleeve be close to second spool one end offer be connected to the oil inlet lead to
Slot, the through slot are also connected to first cavity.
Further, temperature regulation cooling nozzle structure further includes spray bar, and the spray bar is connected to the valve body
At the oil inlet, and the spray bar is connected to the cavity of the valve body by the oil inlet.
The utility model passes through using the packing material to expand with heat and contract with cold as the second thrust piece, when piston is in underload and cold
When starting, the second thrust piece is closed the first valve port and/or the second valve port, inorganic oil spurts；When piston high-load operation,
The constantly raised machine oil of temperature acts on the second thrust piece and generates the active force for acting on the first spool, the second spool, finally
So that the first valve port and the second valve port are opened, oil injection simultaneously cools down to piston, and low energy consumption and performance is stablized.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and being implemented in accordance with the contents of the specification, and in order to allow the above and other purpose, feature of the utility model
It can be more clearly understood with advantage, it is special below to lift preferred embodiment, and cooperate attached drawing, detailed description are as follows.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the specific embodiment that the utility model temperature regulates and controls cooling nozzle structure；
Fig. 2 is the cross-sectional view that temperature regulates and controls cooling nozzle structure in Fig. 1；
Fig. 3 is the another angle schematic diagram that temperature regulates and controls cooling nozzle structure in Fig. 1；
Schematic cross-sectional view when Fig. 4 is the first valve port of Fig. 1, the second valve port is closed；
Schematic cross-sectional view of the Fig. 5 for the first valve port opening in Fig. 4 and when the second valve port closure；
Fig. 6 is cross-sectional view when the first valve port and the second valve port are opened to maximum rating in Fig. 4.
Specific embodiment
Further to illustrate that the utility model is the technical means and efficacy reaching predetermined purpose of utility model and being taken,
Below in conjunction with attached drawing and preferred embodiment, to the utility model, detailed description are as follows.
As shown in Figure 1 to Figure 3, the utility model provides the temperature regulation cooling nozzle structure of an embodiment, including valve
Body 10, the first spool 20, the second spool 30, the first thrust piece 40 and the second thrust piece 50.
Wherein, cavity 101, the first valve port 202 and the second valve port 203, the first valve port 202 and the second valve are equipped in valve body 10
Cavity 101 is divided into the first cavity 101a, the second cavity 101b and third cavity 101c of connection by mouth 203, and valve body 10 is also
Including the oil inlet 100 being connected to the first cavity 101a, the first spool 20 and the second spool 30 are movably disposed in cavity 101
To close or open the first valve port 202 and the second valve port 203 respectively, and the first thrust piece 40 applies direction to the first spool 20
First direction and the power for closing the first valve port 202, the second thrust piece 50 apply towards second direction to open the first spool 20
The power of first valve port 202, the second thrust piece 50 also apply towards first direction to open the second valve port 203 second spool 30
Power, and first direction and second direction are on the contrary, the power root that the second thrust piece 50 applies the first spool 20 and/or the second spool 30
Change according to the variation of temperature.Temperature provided by the utility model regulates and controls cooling nozzle structure, when piston low temperature or just starting
When, the active force that the second thrust piece 50 does not generate active force or generation still makes the first spool 30 be connected to the of protrusion 102
One inclined-plane 102a, the first valve port 202 closure；Second spool 40 is connected to the second inclined-plane 102b of protrusion 102, the second valve port 203
Closure；When piston is in big load operating conditions, as oil temperature constantly increases, the second impeller 50 is to the first spool
20 and second spool 30 generate active force so that the first valve port 202 and the second valve port 203 are opened, machine oil is through open the
One valve port 102a and the second valve port 102b flows into spray bar 90 and sprays, and then cools down to piston, so that spray bar is only in height
The lower work of temperature, machine oil still sprays when avoiding low temperature or room temperature, reduces costs and energy consumption.
As shown in figure 4, the first spool 20 includes main part 204 and interconnecting piece 205, main part 204 is movably disposed in the
In one cavity 101a, interconnecting piece 205 passes through the second cavity 101b and protrudes into third cavity 101c, with removable with the second spool 30
Ground connection；Main part 204 includes accommodating chamber 2041, and in detail, the first thrust piece 40 is spring and is contained in accommodating chamber 2041
It is interior.
Specifically, the first spool 20 and the second spool 30 are connected by interconnecting piece 205, when the second thrust piece 50 is with machine oil
The raising of temperature and when applying active force to the second spool 30, while the active force that the second thrust piece 50 generates can be passed through connection
Portion 205 passes to the second spool 30.
As shown in figure 4,101 inner wall of cavity of valve body 10 is equipped with protrusion 102, protrusion 102 includes the first inclined-plane 102a and the
Two inclined-plane 102b, the first spool 20 and the first inclined-plane 102a cooperation are to form the first valve port 202, the second spool 30 and the second inclined-plane
102b cooperates to form the second valve port 203.When the first spool 20 is connected to the first inclined-plane 102a, the first valve port 202 closure；When
When first spool 20 is far from the first inclined-plane 102a, the first valve port 202 is opened.Second spool 30 and the second inclined-plane 102b cooperation are with shape
At the second valve port 203 be same as above principle open or closure.
In the present embodiment, the outer profile of the inner hole size and shape and the second spool 30 of the third cavity 101c of valve body 10
Size and shape is corresponding, and offers logical oil groove 103 on the inner sidewall of the third cavity 101c of valve body 10.Due to third cavity
The inner hole size and shape of 101c is corresponding with the size and shape of outer profile of the second spool 30, therefore third cavity 101c
Inner sidewall is oriented to the mobile formation of the second spool 30, and logical opening up for oil groove 103 guarantees that oil liquid can enter the second cavity 101b, together
When so that oil liquid is riddled third cavity 101c so that the second spool 30 is completely immersed in machine oil, to facilitate the temperature energy of machine oil
Second thrust piece 50 that can with temperature increase expansion is transferred to inside it by the second spool 30 of Thermal conductivity.
As shown in Fig. 2, the second spool 30 is hollow shell, the second thrust piece 50 is filled in the hollow shell of the second spool 30
In vivo, and the second thrust piece 50 is the packing material to expand with heat and contract with cold；Specifically, it is offered on the second spool 30 towards the first spool
The through-hole 301 of 20 sides, the interconnecting piece 205 of the first spool 20 from the center of the main part 204 of the first spool 20 to the second valve
The direction of core 30 extends, and in detail, interconnecting piece 205 passes through through-hole 301 and extends to the inside of the first spool 20, i.e., and the
205 part of interconnecting piece of one spool 20 penetrates in the second spool 30 and protrudes into packing material.
When the temperature of machine oil constantly increases, produced as the temperature rises for the second thrust piece 50 of the material that expands with heat and contract with cold
Raw outside expansive force, and then this active force is acted on into the second spool 30, so that the second spool 30 and the second inclined-plane 102b phase
It is mutually close, the second valve port 203 closure, inorganic oil spurts；At the same time, the active force that the second push piece 50 generates passes through interconnecting piece
205 pass to the first thrust piece 40 being embedded in the accommodating chamber 2041 of main part 204, so that being the first thrust piece 40 of spring
It is compressed, and the first spool 20 and the first inclined-plane 102a are away from each other, the first valve port 202 is opened.
In this embodiment, it is hardly expanded due to paraffin in low temperature, but in 50-60 degrees Celsius of Shi Huixun
Speed expansion, temperature locating for machine oil when being able to satisfy the big load operation of most of piston, therefore the packing material of the second thrust piece 50 is excellent
Select paraffin；But in other specific embodiments, the packing material of the second thrust piece 50 is not limited only to described in the present embodiment, also
Can for other are low, medium temperature when state change less and performance that when high temperature can expand rapidly is more excellent, more sensitive other fillings
Material, specifically with no restrictions.
It further includes the first locating part 60, the second locating part 70, guide sleeve 80 and oil spout that the temperature, which regulates and controls cooling nozzle structure,
Pipe 90.
In detail, the first locating part 60 is fixed on the one end of valve body 10 far from the first valve port 202, and the one of the first thrust piece 40
The bottom of the accommodating chamber 2041 of main part 204 is supported at end, and the other end supports the first locating part 60, and the first locating part 60 is to the first valve
Mobile limit of the core 20 towards first direction.Second locating part 70 is fixed on the opposite with the first locating part 60 another of valve body 10
End, with the mobile limit to the second spool 30 towards first direction.
Guide sleeve 80 is tubular and is sheathed between valve body 10 and the first spool 20 that guide sleeve 80 is close to the second spool 30
One end offer the through slot 801 being connected to oil inlet 100, through slot 801 is also connected to the first cavity 101a.
As shown in figures 1 and 3, spray bar 90 is connected at oil inlet 100, is connected to valve body 10 by oil inlet 100
Cavity 101, in order to which machine oil flows into spray bar 90 through the first valve port 202, the second valve port 203, through slot 801 and oil inlet 100.
Specifically, spray bar 90 is connect with valve body 10 entirety is simultaneously connected to vehicle body engine by flange 1a, and flange 1a is placed on valve
Body 10 is again by being fixedly welded on engine.In other specific embodiments, entirety that spray bar 90 and valve body 10 are formed with
The connection type of vehicle body is not limited only to flanged joint described in the present embodiment.
In this embodiment, the first locating part 60, the second locating part 70 and guide sleeve 80 preferentially pass through internal pressure
Mode be fixed on inside valve body 10, and formed a fixed entirety.In other specific embodiments, the first locating part 60,
The mode that second locating part 70, guide sleeve 80 are fixed with valve body 10 respectively is not limited only to described in the present embodiment.
The working principle of temperature regulation cooling nozzle structure described briefly below.
As shown in figure 4, when being not necessarily to cool down to piston when piston is in underload and cold start-up, for the material that expands with heat and contract with cold
The second thrust piece 50 be in ortho states or expansion generate active force still such that the first valve port 202 and the second valve port 203 are located
In closure, inorganic oil spurts reduces energy consumption and cost.As shown in figure 5, when piston operates under slightly larger load but is not necessary to
When completing cooling by injection machine oil, the constantly raised machine oil of temperature makes packing material continue to expand, and produces to the second spool 30
The power of raw second direction, so that the second spool 30 is connected to the second inclined-plane 102b, the second valve port 203 is closed；Second thrust at this time
Part 50 makes the first spool 20 along second party the power for generating second direction with the interconnecting piece 205 for partially protruding into the second thrust piece 50
To movement, make the first spool 20 far from the first inclined-plane 102a, the first valve port 202 is opened, but still inorganic oil flows into spray bar 90,
Inorganic oil spurts.When the big load of piston, when running at high speed and needing to complete cooling by injection machine oil, packing material continues swollen
It is swollen, the first spool 20 due to the first locating part 60 limitation and cannot be further continued for moving radially, the first valve port 202 opens maximum；
At the same time, the expansive force that the second thrust piece 50 generates makes the second spool 30 far from the second inclined-plane 102b, and the second valve port 203 is beaten
It opens, machine oil starts injection flow.
As shown in Figures 5 and 6, with the continuous raising of oil temperature and being continuously increased for oil flow rate, the second spool 30
Surrounding is full of machine oil, and the comprehensive function power that the second spool 30 is subject to makes the first spool 20 mobile to second direction, the second valve port
203 open smaller, and the first valve port 202 continues out greatly, and oil injection flow increases rapidly；When packing material is still lasting swollen
It is swollen, finally make the first thrust piece 40 be compressed to maximum rating, the first valve port 202 is in maximum opening state at this time, and with
Simultaneously the second spool 30 closest to the second locating part 70, the second valve port 203 is also at maximum opening state, at this time machine oil spray
Amount of jet reaches maximum.
The utility model passes through using the packing material to expand with heat and contract with cold as the second thrust piece, when piston is in underload and cold
When starting, the second thrust piece is closed the first valve port and/or the second valve port, inorganic oil spurts；When piston high-load operation,
The constantly raised machine oil of temperature acts on the second thrust piece and generates the active force for acting on the first spool, the second spool, finally
So that the first valve port and the second valve port are opened, oil injection simultaneously cools down to piston, and low energy consumption and performance is stablized.
More than, it is only the preferred embodiment of the utility model, limit in any form not is made to the utility model
System, although the utility model has been disclosed with preferred embodiment as above, is not intended to limit the utility model, any to be familiar with sheet
Technical professional is not departing within the scope of technical solutions of the utility model, when the technology contents work using the disclosure above
A little change or it is modified to the equivalent embodiment of equivalent variations out, but all without departing from the content of the technical scheme of the utility model, according to
According to the technical essence of the utility model any simple modification, equivalent change and modification to the above embodiments, still fall within
In the range of technical solutions of the utility model.
Claims (10)
1. a kind of temperature regulates and controls cooling nozzle structure, which is characterized in that including valve body (10), the first spool (20), the second spool
(30), the first thrust piece (40) and the second thrust piece (50), the valve body (10) is interior to be equipped with cavity (101), the first valve port (202)
With the second valve port (203), first valve port (202) and second valve port (203) are by the cavity (101) company of being divided into
Logical the first cavity (101a), the second cavity (101b) and third cavity (101c), the valve body (10) further include and described
The oil inlet (100) of one cavity (101a) connection, first spool (20) and second spool (30) are movably disposed in
To close or open the first valve port (202) and the second valve port (203), and first thrust piece respectively in the cavity (101)
(40) apply first spool (20) towards first direction and close the power of the first valve port (202), second thrust piece
(50) apply the power that the first valve port (202) are opened towards second direction, second thrust piece to first spool (20)
(50) also the second spool (30) are applied with the power for opening towards first direction the second valve port (203), and the first direction with
The second direction is on the contrary, second thrust piece (50) applies first spool (20) and/or second spool (30)
The power added changes according to the variation of temperature.
2. temperature according to claim 1 regulates and controls cooling nozzle structure, which is characterized in that first spool (20) includes
Main part (204) and interconnecting piece (205), the main part (204) are movably disposed in the first cavity (101a), the connection
Portion (205) passes through second cavity (101b) and protrudes into third cavity (101c), with removable with second spool (30)
Ground connection.
3. temperature according to claim 2 regulates and controls cooling nozzle structure, which is characterized in that the main part (204) includes
Accommodating chamber (2041), first thrust piece (40) are spring and are contained in the accommodating chamber (2041)；The temperature regulation
Cooling nozzle structure further includes the first locating part for being fixed on the one end of the valve body (10) far from first valve port (202)
(60), the bottom of the accommodating chamber (2041) of the main part (204) is supported in one end of first thrust piece (40), another
Support first locating part (60) in end.
4. temperature according to claim 3 regulates and controls cooling nozzle structure, which is characterized in that the temperature regulates and controls cooling nozzles
Structure further includes the second locating part (70), and second locating part (70) is fixed on limiting with described first for the valve body (10)
The opposite other end of part (60).
5. temperature according to claim 1 regulates and controls cooling nozzle structure, which is characterized in that in the cavity of the valve body (10)
Wall is equipped with raised (102), and the protrusion (102) includes the first inclined-plane (102a) and the second inclined-plane (102b), first spool
(20) cooperate with first inclined-plane (102a) to form first valve port (202), second spool (30) and described the
Two inclined-planes (102b) cooperate to form second valve port (203).
6. temperature according to claim 2 regulates and controls cooling nozzle structure, which is characterized in that during second spool (30) is
Empty shell, second thrust piece (50) are filled in second spool (30), and second thrust piece (50) is heat
The packing material of swollen shrinkage, the interconnecting piece (205) of first spool (20) partially penetrate in second spool (30)
And it protrudes into packing material.
7. temperature according to claim 1 regulates and controls cooling nozzle structure, which is characterized in that the valve body (10) further includes leading to
Oil groove (103), the logical oil groove (103) are groove and the lower part for being laid in first valve port (202), the logical oil groove
It (103) is fluting, and the side contacted with the cavity (101) is connected to the third cavity (101c).
8. temperature according to claim 2 regulates and controls cooling nozzle structure, which is characterized in that the temperature regulates and controls cooling nozzles
Structure includes guide sleeve (80), and the guide sleeve (80) is sheathed between the valve body (10) and the main part (204).
9. temperature according to claim 8 regulates and controls cooling nozzle structure, which is characterized in that the guide sleeve (80) is close to institute
The one end for stating the second spool (30) offers the through slot (801) being connected to the oil inlet (100), the through slot (801) also with
First cavity (101a) connection.
10. temperature according to claim 1 regulates and controls cooling nozzle structure, which is characterized in that temperature regulates and controls cooling nozzles knot
Structure further includes spray bar (90), and the spray bar (90) is connected at the oil inlet (100) of the valve body (10), and described
Spray bar (90) is connected to the cavity (101) of the valve body (10) by the oil inlet (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820955087.1U CN208885379U (en) | 2018-06-20 | 2018-06-20 | Temperature regulates and controls cooling nozzle structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820955087.1U CN208885379U (en) | 2018-06-20 | 2018-06-20 | Temperature regulates and controls cooling nozzle structure |
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| Publication Number | Publication Date |
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| CN208885379U true CN208885379U (en) | 2019-05-21 |
Family
ID=66505610
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820955087.1U Active CN208885379U (en) | 2018-06-20 | 2018-06-20 | Temperature regulates and controls cooling nozzle structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114167911A (en) * | 2021-11-02 | 2022-03-11 | 珠海爱迪生智能家居股份有限公司 | ERV automatic temperature control valve and control method for effectively reducing energy consumption of motor |
| CN114412628A (en) * | 2022-03-30 | 2022-04-29 | 潍柴动力股份有限公司 | Nozzle, engine and vehicle |
-
2018
- 2018-06-20 CN CN201820955087.1U patent/CN208885379U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114167911A (en) * | 2021-11-02 | 2022-03-11 | 珠海爱迪生智能家居股份有限公司 | ERV automatic temperature control valve and control method for effectively reducing energy consumption of motor |
| CN114412628A (en) * | 2022-03-30 | 2022-04-29 | 潍柴动力股份有限公司 | Nozzle, engine and vehicle |
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