CN204283649U - Cooling structure between a kind of engine cylinder-body cylinder - Google Patents
Cooling structure between a kind of engine cylinder-body cylinder Download PDFInfo
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- CN204283649U CN204283649U CN201420618040.8U CN201420618040U CN204283649U CN 204283649 U CN204283649 U CN 204283649U CN 201420618040 U CN201420618040 U CN 201420618040U CN 204283649 U CN204283649 U CN 204283649U
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- 238000001816 cooling Methods 0.000 title claims abstract description 79
- 238000012545 processing Methods 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 230000000694 effects Effects 0.000 description 5
- 239000000110 cooling liquid Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses cooling structure between a kind of engine cylinder-body cylinder, described engine cylinder-body is provided with cylinder holes, and described engine cylinder-body is equipped with two cooling jackets between adjacent cylinder holes; Described engine cylinder-body is provided with the cooling groove of connection two cooling jacket between adjacent cylinder holes; Cooling structure between this engine cylinder-body cylinder, engine cylinder-body processes cooling groove; In engine operation process, temperature between cylinder can be effectively reduced, ensure the normal work of motor; Process the mode of cooling groove between engine cylinder-body cylinder, processing of being not only more convenient for, improves work efficiency, reduces processing cost; And can be arranged on motor that between cylinder, width is smaller, be convenient to engine cylinder body space and arrange, the growth requirement of motor compactness can be met.
Description
Technical field
The utility model relates to motor, is specifically related to cooling structure between a kind of engine cylinder-body cylinder.
Background technique
At present, " high-performance, low oil consumption, lightweight, compactness " is the new demand that the world today proposes automotive engine applications, is also the development trend of alternate-engine simultaneously." high-performance " means that the performance parameter such as power, moment of torsion, power per liter of motor will constantly promote." lightweight " means that the use of the cylinder block material such as aluminum alloy, magnesium alloy is increasingly universal." compactness " means that engine structure need to aspect development such as integrated, modularization and cylinder core distance reductions.The requirement of demand to engine-cooling system of high-performance and compactness is more and more higher, and high-performance can cause the temperature between motor two adjacent cylinder (hereinafter referred to as temperature between cylinder) very high; If there is no rational cooling system to ensure the reduction of temperature between cylinder, so will cause that engine cylinder bore deformation aggravates, oil consumption is high, piston air leakage is high, the even series of problems such as scuffing of cylinder bore.
So, how temperature between cylinder is reduced to rational level, becomes a great problem that engine development will solve.Between current engine cylinder, temperature reduces, and mainly adopts the scheme in the oblique water hole of machining cross between cylinder, to ensure having cooling liquid to pass through between cylinder, takes away the heat between a part of cylinder; Temperature between cylinder is rationally reduced, and then meets the job requirement of motor.If the patent No. is 201020235797.0, the Chinese patent that name is called " a kind of cooling water channel structure between cylinders of cylinder block ", discloses the type of cooling between a kind of engine cylinder on February 9th, 2011, employing be namely this scheme.But in motor actual production process, because oblique water hole is generally deep, if the too little meeting of the diameter in hole causes the technological problemses such as breaking, so the diameter in hole is general all at ￠ more than 3.Thus tiltedly the scheme in water hole is only suitable for the larger situation of width between cylinder, holes, and don't bring the technological problemses such as breaking to ensure sufficient space.For the situation that width between those cylinders is smaller, the scheme of processing oblique water hole can cause cylinder holes wall thickness not enough, and cause the problems such as engine damage, the scheme in oblique water hole is infeasible.For the cylinder body that width between cylinder is smaller, do not have cooling scheme between feasible cylinder at present, between existing cylinder body cylinder, cooling structure can not meet the growth requirement of motor compactness.
Model utility content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides one to be not only convenient to processing, can cut down finished cost, and can be applied on cylinder body that between cylinder, width is less, cooling structure between the engine cylinder-body cylinder meeting motor compactness growth requirement.
To achieve these goals, the technical solution adopted in the utility model is:
Cooling structure between this engine cylinder-body cylinder, described engine cylinder-body is provided with cylinder holes, and described engine cylinder-body is equipped with two cooling jackets between adjacent cylinder holes; Described engine cylinder-body is provided with the cooling groove of connection two cooling jacket between adjacent cylinder holes.
Further, described cooling groove and cylinder holes center line perpendicular.
Further, described cooling groove is U-type groove.
Further, the described cooling groove degree of depth to be greater than between adjacent cylinder holes temperature extreme higher position point to engine cylinder-body surface distance.
Further, described cooling groove width is 1.5mm.
Further, two cooling jackets with cylinder holes center line for symmetry axis symmetry is located on cylinder body.
The utility model has the advantage of: cooling structure between this engine cylinder-body cylinder, engine cylinder-body processes cooling groove, the position of cooling groove is between the two adjacent cylinder hole of cylinder body, and cooling groove is communicated with water jacket; In engine operation process, cooling liquid not only can flow at the circumference of cylinder holes, and can flow in the cooling groove of processing, flows to the water jacket of opposite side, take away the heat between a part of cylinder from the water jacket of side; Effectively reduce temperature between cylinder, ensure the normal work of motor.The mode of cooling groove is processed, relative to the mode opening diagonal cross hole between cylinder between engine cylinder-body cylinder; Not only be more convenient for processing, improve work efficiency, reduce processing cost; And can be arranged on motor that between cylinder, width is smaller, be convenient to engine cylinder body space and arrange, the growth requirement of motor compactness can be met.
Accompanying drawing explanation
Mark in the content expressed each width accompanying drawing of the utility model specification below and figure is briefly described:
Fig. 1 is the structural representation of cooling structure between the utility model engine cylinder-body cylinder.
Fig. 2 is the A-A direction structure schematic diagram of cooling structure between Fig. 1 engine cylinder-body cylinder.
Mark in above-mentioned figure is:
1, engine cylinder-body, 2, cooling jacket, 3, cylinder holes, 4, cooling groove.
Embodiment
Contrast accompanying drawing below, by the description to optimum embodiment, embodiment of the present utility model is described in further detail.
As shown in Figures 1 and 2, cooling structure between this engine cylinder-body cylinder, engine cylinder-body 1 is provided with cylinder holes 3, and engine cylinder-body 1 is equipped with two cooling jackets 2 between adjacent cylinder holes 3; Engine cylinder-body 1 is provided with the cooling groove 4 of connection two cooling jacket 2 between adjacent cylinder holes 3.Engine cylinder-body 1 is installed engine cylinder pad and engine cylinder cover, engine cylinder pad covers on cooling groove 4, forms engine cylinder-body 1 and is connected with the reliable sealing between cylinder cap.
Cooling structure between this engine cylinder-body cylinder, engine cylinder-body 1 processes cooling groove 4 between two adjacent cylinder hole 3, and cooling groove 4 is communicated with water jacket; As Fig. 1 direction of arrow, in engine operation process, cooling liquid not only can flow at the circumference of cylinder holes 3, and can flow in the cooling groove 4 of processing, flows to the water jacket of opposite side, take away the heat between a part of cylinder from the water jacket of side; Effectively reduce temperature between cylinder, ensure the normal work of motor.The mode of cooling groove 4 is processed, relative to the mode opening diagonal cross hole between cylinder between engine cylinder-body 1 cylinder; Not only be more convenient for processing, improve work efficiency, reduce processing cost; And can be arranged on motor that between cylinder, width is smaller, be convenient to engine cylinder body space and arrange, the growth requirement of motor compactness can be met.
As preferred scheme, cooling groove 4 and cylinder holes 3 center line perpendicular; Namely cooling groove 4 position is between the two adjacent cylinder hole 3 of cylinder body, direction and cylinder holes 3 direction in upright arrangement perpendicular, cooling groove 4 can ensure engine cylinder-body 1 uniform wall thickness after processing, and ensures the reliability of engine cylinder-body 1.
As preferred scheme, cooling groove 4 is U-type groove.U-type groove is not only convenient to processing, and it is more to incorporate the water yield, further can ensure cooling effect.
The degree of depth of cooling groove 4 can define according to CAE theory analysis or test measured value.Obtain the peak of temperature between cylinder by CAE theory analysis or test actual measurement and be positioned at the position of cylinder body, then according to the degree of depth of this position definition tank.As preferred scheme, cooling groove 4 degree of depth is greater than adjacent cylinder holes 3 temperature extreme higher position points to engine cylinder-body 1 surface distance; Namely the minimum-depth of cooling groove 4 passes through the location point that between cylinder body cylinder, temperature is the highest, can reach best cooling effect like this.Preferred cooling groove 4 degree of depth is 15mm.
It is very narrow that the width of cooling groove 4 can do, taking into account in processing convenience and cooling effect situation, preferred cooling groove 4 width is 1.5mm, and that also can do according to actual needs is narrower, and concrete numerical value needs define according to the degree of depth of the wall thickness between cylinder, tank and working ability.
Two cooling jackets 2 with cylinder holes 3 center line for symmetry axis symmetry is located on engine cylinder-body 1.Cooling jacket 2 is rational in infrastructure, further ensures the cooling effect between engine cylinder-body 1 cylinder.
Cooling structure between this engine cylinder-body cylinder, adopt the scheme of processing cooling groove 4 between engine cylinder-body 1 cylinder, as a kind of specific embodiments, motor is four cylinder engine, the width of cooling groove 4 is 1.5mm, and the degree of depth is 15mm, and cooling effect is obvious, between cylinder, temperature can reduce about 60 DEG C, well solves the problem that temperature between cylinder is high.
Obvious the utility model specific implementation is not subject to the restrictions described above, as long as have employed the improvement of the various unsubstantialities that method of the present utility model is conceived and technological scheme is carried out, all within protection domain of the present utility model.
Claims (6)
1. a cooling structure between engine cylinder-body cylinder, described engine cylinder-body is provided with cylinder holes, and described engine cylinder-body is equipped with two cooling jackets between adjacent cylinder holes; It is characterized in that: the cooling groove described engine cylinder-body being provided with connection two cooling jacket between adjacent cylinder holes.
2. cooling structure between engine cylinder-body cylinder as claimed in claim 1, is characterized in that: described cooling groove and cylinder holes center line perpendicular.
3. cooling structure between engine cylinder-body cylinder as claimed in claim 1, is characterized in that: described cooling groove is U-type groove.
4. cooling structure between engine cylinder-body cylinder as claimed in claim 1, is characterized in that: the described cooling groove degree of depth to be greater than between adjacent cylinder holes temperature extreme higher position point to engine cylinder-body upper surface distance.
5. cooling structure between engine cylinder-body cylinder as claimed in claim 1 or 2 or 3 or 4, is characterized in that: described cooling groove width is 1.5mm.
6. cooling structure between engine cylinder-body cylinder as claimed in claim 1 or 2 or 3 or 4, is characterized in that: two cooling jackets with cylinder holes center line for symmetry axis symmetry is located on engine cylinder-body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420618040.8U CN204283649U (en) | 2014-10-23 | 2014-10-23 | Cooling structure between a kind of engine cylinder-body cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420618040.8U CN204283649U (en) | 2014-10-23 | 2014-10-23 | Cooling structure between a kind of engine cylinder-body cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204283649U true CN204283649U (en) | 2015-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420618040.8U Active CN204283649U (en) | 2014-10-23 | 2014-10-23 | Cooling structure between a kind of engine cylinder-body cylinder |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106762190A (en) * | 2016-12-30 | 2017-05-31 | 广西玉柴机器股份有限公司 | The jacket structure for water of Multi-cylinder diesel engine cylinder body |
| CN108425761A (en) * | 2018-04-03 | 2018-08-21 | 南京世界村汽车动力有限公司 | A kind of housing structure of automobile engine |
| CN113756974A (en) * | 2021-09-29 | 2021-12-07 | 广西玉柴机器股份有限公司 | Cooling water jacket between engine cylinder holes |
-
2014
- 2014-10-23 CN CN201420618040.8U patent/CN204283649U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106762190A (en) * | 2016-12-30 | 2017-05-31 | 广西玉柴机器股份有限公司 | The jacket structure for water of Multi-cylinder diesel engine cylinder body |
| CN108425761A (en) * | 2018-04-03 | 2018-08-21 | 南京世界村汽车动力有限公司 | A kind of housing structure of automobile engine |
| CN113756974A (en) * | 2021-09-29 | 2021-12-07 | 广西玉柴机器股份有限公司 | Cooling water jacket between engine cylinder holes |
| CN113756974B (en) * | 2021-09-29 | 2024-03-29 | 广西玉柴机器股份有限公司 | Cooling water jacket between engine cylinder holes |
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