CN208816220U - Cooling structure for engine - Google Patents
Cooling structure for engine Download PDFInfo
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- CN208816220U CN208816220U CN201821356287.1U CN201821356287U CN208816220U CN 208816220 U CN208816220 U CN 208816220U CN 201821356287 U CN201821356287 U CN 201821356287U CN 208816220 U CN208816220 U CN 208816220U
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- cooling
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- drainpipe
- cylinder
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Abstract
A kind of cooling structure for engine provided by the utility model including housing assembly, divides water cushion piece and with the water jacket of cavity；The housing assembly is mounted in cavity；Described point of water cushion piece is mounted in cavity, and housing is on housing assembly；Cavity is divided into Cooling of Cylinder Head chamber and cylinder body cooling chamber by described point of water cushion piece；The housing assembly includes cylinder body and cylinder cap；It is respectively arranged with exhaust manifold and inlet manifold at left and right sides of the cylinder cap, the through-flow chamber being connected to Cooling of Cylinder Head chamber is provided at the top of the cylinder cap；The through-flow chamber is to install spark plug；Water inlet pipe and drainpipe are separately installed at left and right sides of the water jacket；The water inlet pipe and drainpipe are connected to Cooling of Cylinder Head chamber；Described point of water cushion on piece is provided with tapping hole；The Cooling of Cylinder Head chamber is connected to cylinder body cooling chamber by tapping hole.Cooling structure for engine provided by the utility model improves cooling effect convenient for cooling spark plug.
Description
Technical field
The utility model relates to engine cool technical fields, and in particular to a kind of cooling structure for engine.
Background technique
The power of engine is increasing, bear thermic load is higher.Engine component temperature is excessively high, it may occur that burns
Erosion, deformation, material hardness and strength sharply decline and lubricating oil film be destroyed even gum deposit, thus influence component work
Reliability and durability.The increase of fuel consumption and CO and HC pollutant effulent can also be caused simultaneously.Therefore engine is cold
But water jacket technology is taken seriously.Existing engine cool technology is mostly that directly water jacket is coated on cylinder cap, and engine
Spark plug is imbedded in cylinder cap, and existing cooling structure needs to carry out hot transmitting, cooling effect by cylinder cap in cooling spark plug
Fruit is poor.
Utility model content
For the defects in the prior art, cooling structure for engine provided by the utility model mentions convenient for cooling spark plug
High cooling effect.
A kind of cooling structure for engine provided by the utility model including housing assembly, divides water cushion piece and with cavity
Water jacket；The housing assembly is mounted in cavity；Described point of water cushion piece is mounted in cavity, and housing is on housing assembly；Institute
It states point water cushion piece and cavity is divided into Cooling of Cylinder Head chamber and cylinder body cooling chamber；The housing assembly includes cylinder body and cylinder cap；It is described
It is respectively arranged with exhaust manifold and inlet manifold at left and right sides of cylinder cap, is provided at the top of the cylinder cap and connects with Cooling of Cylinder Head chamber
Logical through-flow chamber；The through-flow chamber is to install spark plug；Water inlet pipe and draining are separately installed at left and right sides of the water jacket
Pipe；The water inlet pipe and drainpipe are connected to Cooling of Cylinder Head chamber；Described point of water cushion on piece is provided with tapping hole；The Cooling of Cylinder Head
Chamber is connected to cylinder body cooling chamber by tapping hole.
Optionally, the top of the water jacket convexes into downwards annular convex platform；The annular convex platform contradicts at the top of cylinder cap, close
Close through-flow chamber；Two passes are provided at the top of the water jacket；Two channels make through-flow chamber respectively with water inlet pipe and drainpipe
Connection；The channel only allows fluid to flow successively through water inlet pipe, through-flow chamber and drainpipe.
Optionally, the drainpipe is connected to cylinder body cooling chamber；The tapping hole only allows fluid from Cooling of Cylinder Head chamber stream
To cylinder body cooling chamber；The drainpipe only allows fluid to flow into drainpipe through cavity.
Optionally, the section of the through-flow chamber is V-shaped.
Optionally, the internal diameter of the water inlet pipe is less than the internal diameter of drainpipe.
It optionally, further include being mounted on through-flow intracavitary spiral partition；The spiral partition housing is in the periphery of spark plug
On face, a closed spiral channel is formed；Wherein the one end in a channel is connected to water inlet pipe, the other end and spiral channel
Bottom connection；The one end in another channel is connected to drainpipe, and the other end is connected to the top of spiral channel.
As shown from the above technical solution, the utility model has the beneficial effects that a kind of engine provided by the utility model is cold
But structure including housing assembly, divides water cushion piece and with the water jacket of cavity；The housing assembly is mounted in cavity；Described point
Water cushion piece is mounted in cavity, and housing is on housing assembly；Cavity is divided into Cooling of Cylinder Head chamber and cylinder by described point of water cushion piece
Body cooling chamber；The housing assembly includes cylinder body and cylinder cap；Be respectively arranged at left and right sides of the cylinder cap exhaust manifold and into
Gas manifold is provided with the through-flow chamber being connected to Cooling of Cylinder Head chamber at the top of the cylinder cap；The through-flow chamber is to install spark plug；
Water inlet pipe and drainpipe are separately installed at left and right sides of the water jacket；The water inlet pipe and drainpipe connect with Cooling of Cylinder Head chamber
It is logical；Described point of water cushion on piece is provided with tapping hole；The Cooling of Cylinder Head chamber is connected to cylinder body cooling chamber by tapping hole.This is practical new
The cooling structure for engine that type provides improves cooling effect convenient for cooling spark plug.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar
Element or part are generally identified by similar appended drawing reference.In attached drawing, each element or part might not be according to actual ratios
It draws.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the cross-sectional view in Fig. 1 at A-A.
Appended drawing reference:
1- divides water cushion piece, 2- water jacket, 3- cylinder body, 4- cylinder cap, 5- spark plug, 6- spiral partition, 11- tapping hole, 21- empty
Chamber, 22- water inlet pipe, 23- drainpipe, 24- annular convex platform, the channel 25-, 41- inlet manifold, 42- exhaust manifold, 43- is through-flow chamber,
211- Cooling of Cylinder Head chamber, 212- cylinder body cooling chamber, 431- spiral channel.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solutions of the utility model.Following embodiment is only
For clearly illustrating the technical solution of the utility model, therefore it is only used as example, and it is originally practical to cannot be used as a limitation limitation
Novel protection scope.
A kind of cooling structure for engine provided in this embodiment referring to FIG. 1-2, including housing assembly, divide water cushion piece 1 and
Water jacket 2 with cavity 21；The housing assembly is mounted in cavity 21；Described point of water cushion piece 1 is mounted in cavity 21, and outer
It covers on housing assembly；Cavity 21 is divided into Cooling of Cylinder Head chamber 211 and cylinder body cooling chamber 212 by described point of water cushion piece 1；The cylinder
Body component includes cylinder body 3 and cylinder cap 4；The left and right sides of the cylinder cap 4 is respectively arranged with exhaust manifold 42 and inlet manifold 41, institute
The top for stating cylinder cap 4 is provided with the through-flow chamber 43 being connected to Cooling of Cylinder Head chamber 211；The through-flow chamber 43 is to install spark plug 5；
The left and right sides of the water jacket 2 is separately installed with water inlet pipe 22 and drainpipe 23；The water inlet pipe 22 and drainpipe 23 are and cylinder
Lid cooling chamber 211 is connected to；Tapping hole 11 is provided on described point of water cushion piece 1；The Cooling of Cylinder Head chamber 211 and cylinder body cooling chamber 212
It is connected to by tapping hole 11.The top of the cylinder cap 4 is provided with through-hole；Described 5 one end of spark plug is extended downwardly across through-hole, another
End is located in through-flow chamber 43.The spark plug 5 is inserted into through-hole, closed through-hole.When cooling, coolant liquid is entered along water inlet pipe 22
In Cooling of Cylinder Head chamber 211, cooling cylinder cap 4 is discharged, the coolant liquid in Cooling of Cylinder Head chamber 211 is flowed into logical through drainpipe 23
It flows in chamber 43, is directly contacted with spark plug 5, cooling spark plug, while part coolant liquid enters cylinder body cooling chamber along tapping hole 11
In 212, cooling cylinder body 3.Cooling structure for engine provided by the utility model improves cooling effect convenient for cooling spark plug.
As further improvement to above-mentioned technical proposal, the top of the water jacket 2 convexes into downwards annular convex platform 24；Institute
Annular convex platform 24 is stated to contradict in 4 top of cylinder cap, closed through-flow chamber 43；The top of the water jacket 2 is provided with two passes 25；Two institutes
Stating channel 25 is connected to through-flow chamber 43 with water inlet pipe 22 and drainpipe 23 respectively；Check valve is installed in the channel 25, makes institute
It states 25, channel permission fluid and flows successively through water inlet pipe 22, through-flow chamber 43 and drainpipe 23.Coolant liquid is entered by channel 25
Cooling spark plug 5, is discharged through another channel 25 in through-flow chamber 43.Coolant liquid is not hot with other when contacting with spark plug 5
Source contact, convenient for improving cooling effect.
As further improvement to above-mentioned technical proposal, the drainpipe 23 is connected to cylinder body cooling chamber 212；Described point
Check valve is mounted in water hole 11 and drainpipe 23,11 permission fluids of the tapping hole flow to cylinder from Cooling of Cylinder Head chamber 211
Body cooling chamber 212；23 permission fluids of the drainpipe flow into drainpipe 23 through cavity 21.Prevent coolant liquid from flowing along drainpipe 23
Enter in cavity 21.
As further improvement to above-mentioned technical proposal, the section of the through-flow chamber 43 is V-shaped.Convenient for cooling spark
Plug.
As further improvement to above-mentioned technical proposal, the internal diameter of the water inlet pipe 22 is less than the internal diameter of drainpipe 23.
Convenient for coolant liquid is discharged.
It further include the spiral partition 6 being mounted in through-flow chamber 43 as further improvement to above-mentioned technical proposal；It is described
6 housing of spiral partition forms a closed spiral channel 431 on the outer peripheral surface of spark plug 5；Wherein the one of a channel 25
End is connected to water inlet pipe 22, and the other end is connected to the bottom of spiral channel 431；The one end in another channel 25 and drainpipe 23 connect
Logical, the other end is connected to the top of spiral channel 431.Coolant liquid enters bottom and the spark of spiral channel 431 along channel 25
5 contact of plug, and rise along spiral channel 431, then be discharged along drainpipe 23.Coolant liquid is along spiral channel 431 in this process
It flows from bottom to up, is contacted convenient for coolant liquid with spark plug 5 and carry out heat exchange, increase the mobility of coolant liquid.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type, should all cover in the claim of the utility model and the range of specification.
Claims (6)
1. a kind of cooling structure for engine, it is characterised in that: including housing assembly, divide water cushion piece (1) and have cavity (21)
Water jacket (2)；The housing assembly is mounted in cavity (21)；Described point of water cushion piece (1) is mounted in cavity (21), and housing exists
On housing assembly；Cavity (21) is divided into Cooling of Cylinder Head chamber (211) and cylinder body cooling chamber (212) by described point of water cushion piece (1)；Institute
Stating housing assembly includes cylinder body (3) and cylinder cap (4)；Be respectively arranged at left and right sides of the cylinder cap (4) exhaust manifold (42) and
Inlet manifold (41) is provided with the through-flow chamber (43) being connected to Cooling of Cylinder Head chamber (211) at the top of the cylinder cap (4)；It is described logical
Chamber (43) are flowed to install spark plug (5)；Water inlet pipe (22) and drainpipe are separately installed at left and right sides of the water jacket (2)
(23)；The water inlet pipe (22) and drainpipe (23) are connected to Cooling of Cylinder Head chamber (211)；It is provided on described point of water cushion piece (1)
Tapping hole (11)；The Cooling of Cylinder Head chamber (211) is connected to cylinder body cooling chamber (212) by tapping hole (11).
2. cooling structure for engine according to claim 1, it is characterised in that: the downward convex in top of the water jacket (2)
Circularize boss (24)；The annular convex platform (24) contradicts at the top of cylinder cap (4), closed through-flow chamber (43)；The water jacket (2)
Top is provided with two passes (25)；Two channels (25) make through-flow chamber (43) respectively with water inlet pipe (22) and drainpipe (23)
Connection；The channel (25) only allows fluid to flow successively through water inlet pipe (22), through-flow chamber (43) and drainpipe (23).
3. cooling structure for engine according to claim 1, it is characterised in that: the drainpipe (23) and cylinder body cooling chamber
(212) it is connected to；The tapping hole (11) only allows fluid to flow to cylinder body cooling chamber (212) from Cooling of Cylinder Head chamber (211)；The row
Water pipe (23) only allows fluid to flow into drainpipe (23) through cavity (21).
4. cooling structure for engine according to claim 1, it is characterised in that: the section of the through-flow chamber (43) is V-shaped.
5. cooling structure for engine according to claim 1, it is characterised in that: the internal diameter of the water inlet pipe (22) is less than row
The internal diameter of water pipe (23).
6. cooling structure for engine according to claim 2, it is characterised in that: further include being mounted in through-flow chamber (43)
Spiral partition (6)；Spiral partition (6) housing forms a closed spiral channel on the outer peripheral surface of spark plug (5)
(431)；Wherein one end of a channel (25) is connected to water inlet pipe (22), and the other end is connected to the bottom of spiral channel (431)；
One end of another channel (25) is connected to drainpipe (23), and the other end is connected to the top of spiral channel (431).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821356287.1U CN208816220U (en) | 2018-08-22 | 2018-08-22 | Cooling structure for engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821356287.1U CN208816220U (en) | 2018-08-22 | 2018-08-22 | Cooling structure for engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208816220U true CN208816220U (en) | 2019-05-03 |
Family
ID=66274208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821356287.1U Active CN208816220U (en) | 2018-08-22 | 2018-08-22 | Cooling structure for engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208816220U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111852682A (en) * | 2020-06-04 | 2020-10-30 | 浙江义利汽车零部件有限公司 | Engine cooling water jacket system, engine cooling method and vehicle |
-
2018
- 2018-08-22 CN CN201821356287.1U patent/CN208816220U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111852682A (en) * | 2020-06-04 | 2020-10-30 | 浙江义利汽车零部件有限公司 | Engine cooling water jacket system, engine cooling method and vehicle |
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