CN207437209U - A kind of cylinder body air inlet side leads to outlet hole structure between the notch-cut type cylinder of head exhaust side - Google Patents
A kind of cylinder body air inlet side leads to outlet hole structure between the notch-cut type cylinder of head exhaust side Download PDFInfo
- Publication number
- CN207437209U CN207437209U CN201721499728.9U CN201721499728U CN207437209U CN 207437209 U CN207437209 U CN 207437209U CN 201721499728 U CN201721499728 U CN 201721499728U CN 207437209 U CN207437209 U CN 207437209U
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- China
- Prior art keywords
- cylinder
- cylinder body
- cooling passage
- water hole
- exhaust side
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Abstract
The utility model discloses outlet hole structures between the notch-cut type cylinder that a kind of cylinder body air inlet side leads to head exhaust side,It includes the cylinder body body at least two cylinder holes being arranged in parallel,The cooling passage of the cylinder body body is connected by cylinder cap pad holes with the cooling passage of cylinder cap,With water hole between cylinder on cylinder body body between adjacent cylinder holes,Water hole is in grooving structure between the cylinder,And between cylinder water hole bottom arc-shaped structure setting along its length,Water hole is set by the lateral head exhaust side water jacket direction of cylinder body body air inlet between the cylinder,And water hole is connected between the cooling passage of cylinder body body and the cooling passage of head exhaust side water jacket between the cylinder,Wherein,Water hole both ends are respectively provided with the first necking part between cylinder,Second necking part,Middle part has coolant buffer part,And coolant buffer part,First necking part,The sectional dimension of second necking part is sequentially reduced,Water hole is connected by the first necking part with the cooling passage of cylinder body body between cylinder,And pass through the second necking part and be connected with the cooling passage of head exhaust side water jacket.The utility model improves flow velocity between cylinder so that the whole cooling effect between cylinder is improved, and thereby reduces temperature between cylinder body cylinder, alleviates combustion knock and early right generation.
Description
Technical field
The utility model is related to outlet hole structures between a kind of notch-cut type cylinder that cylinder body air inlet side leads to head exhaust side, belong to and start
Machine cylinder body technical field.
Background technology
In gasoline engine with supercharger R＆D process, cylinder cap air inlet is led in water hole from cylinder body exhaust side between conventional types cylinder
Side proves that water hole flow velocity is slower between the structure middle cylinder, and temperature is excessively high between cylinder holes, up to not through the reflection of host producer and test of many times
To cooling requirement between cylinder, it is easier that the generation of combustion knock and early combustion phenomenon.
The content of the invention
Shortcoming in for the above-mentioned prior art, the utility model are intended to provide a kind of cylinder body air inlet side and lead to cylinder cap row
Outlet hole structure between the notch-cut type cylinder of gas side, design is reasonable, by optimizing water hole between cylinder, improves flow velocity between cylinder so that between cylinder
Whole cooling effect be improved, thereby reduce temperature between cylinder body cylinder, alleviate combustion knock and early right generation.
To achieve these goals, the technical solution of the utility model：A kind of cylinder body air inlet side leads to cutting for head exhaust side
Outlet hole structure between slot type cylinder, including the cylinder body body at least two cylinder holes being arranged in parallel, the cooling of the cylinder body body
Liquid passage is connected by cylinder cap pad holes with the cooling passage of cylinder cap, it is characterised in that：Cylinder body between the adjacent cylinder holes
There is water hole between cylinder on body, between the cylinder water hole in grooving structure, and between the cylinder water hole bottom it is arc-shaped along its length
Structure setting, water hole is set by the lateral head exhaust side water jacket direction of cylinder body body air inlet between the cylinder, and water hole connects between the cylinder
Between the cooling passage of the cylinder body body and the cooling passage of head exhaust side water jacket, wherein, between the cylinder
Water hole both ends are respectively provided with the first necking part, the second necking part, and middle part has coolant buffer part, and the coolant buffers
Portion, the first necking part, the sectional dimension of the second necking part are sequentially reduced, and water hole passes through the first necking part and the cylinder between the cylinder
The cooling passage of body body is connected, and passes through the second necking part and be connected with the cooling passage of head exhaust side water jacket
It connects.
Further, the cooling passage of the cylinder body body cylinder body water jacket external with the cylinder body sheet is connected, and should
Cylinder body water jacket is provided outside pump entrance.
Further, the cylinder cover cushion hole number is multiple.
Further, between the cooling passage of the cylinder body body and the cylinder between water hole connection knot is folded in 90 degree
Structure.
The beneficial effects of the utility model：Design is reasonable, by optimizing water hole between cylinder, such as concave arc shape polycrystalline substance, both ends
In necking down structure, for flow velocity between lift cylinder so that the whole cooling effect between cylinder is improved, and is thereby reduced between cylinder body cylinder
Temperature alleviates combustion knock and early right generation.
Description of the drawings
Fig. 1 is the end face structure figure of the utility model cylinder body；
Fig. 2 is along the sectional view of line A-A in Fig. 1.
Specific embodiment
The utility model is further described with reference to specific embodiment and attached drawing.
A kind of cylinder body air inlet side described as shown in Figure 1, Figure 2 leads to outlet hole structure between the notch-cut type cylinder of head exhaust side, including tool
Have a cylinder body body 10 of at least two cylinder holes 11 being arranged in parallel, the cooling passage of the cylinder body body 10 by cylinder cap pad holes with
The cooling passage of cylinder cap is connected, and has water hole 13 between cylinder, water hole between the cylinder on the cylinder body body 10 between adjacent cylinder holes 11
13 be in grooving structure, and between cylinder water hole 13 bottom arc-shaped structure setting along its length, water hole 13 is by cylinder body sheet between the cylinder
The lateral head exhaust side water jacket direction of 10 air inlet of body is set, and water hole 13 is connected to the cooling passage of cylinder body body 10 between the cylinder
Between 101 and the cooling passage of head exhaust side water jacket, wherein, between cylinder 13 both ends of water hole be respectively provided with the first necking part 131,
Second necking part 133, middle part has coolant buffer part 132, and coolant buffer part 132, the first necking part 131, second contract
The sectional dimension of neck 133 is sequentially reduced, the cooling passage that water hole 13 passes through the first necking part 131 and cylinder body body 10 between cylinder
101 are connected, and pass through the second necking part 133 and be connected with the cooling passage of head exhaust side water jacket.
Specifically, connection structure is folded in 90 degree between water hole 13 between the cooling passage 101 and cylinder of cylinder body body 10, used
It is accumulated in the entrance section for increasing coolant from the inflow head exhaust of cylinder body body 10 side water jacket, and then flow velocity between lift cylinder so that
Cooling effect is more preferably.
Finally, the cooling passage 101 of cylinder body body 10 is connected with the cylinder body water jacket outside the cylinder body body 10, and the cylinder
Body water jacket is provided outside pump entrance 12, during such coolant is from pump entrance 12 into cylinder body water jacket, treats that cylinder body body 10 fills
After full water, most of coolant is separately flowed by multiple and different cylinder cap pad holes in cylinder cap, and part coolant is from cylinder body body
10 air inlet sides are flowed to through water hole between cylinder 13 in the water jacket of head exhaust side.
The technical solution provided above the utility model embodiment is described in detail, used herein specifically
A example is set forth the principle and embodiment of the utility model embodiment, and the explanation of above example is only applicable to help
Assistant solves the principle of the utility model embodiment；Meanwhile for those of ordinary skill in the art, implement according to the utility model
Example, the there will be changes in specific embodiment and application range, in conclusion this specification content should not be construed as
Limitation to the utility model.
Claims (4)
1. a kind of cylinder body air inlet side leads to outlet hole structure between the notch-cut type cylinder of head exhaust side, including having at least two to be arranged in parallel
Cylinder holes (11) cylinder body body (10), the cooling passage of the cylinder body body (10) passes through cylinder cap pad holes and the coolant of cylinder cap
Passage is connected, it is characterised in that：It, should with water hole (13) between cylinder on cylinder body body (10) between the adjacent cylinder holes (11)
Water hole (13) are in grooving structure between cylinder, and between the cylinder water hole (13) bottom arc-shaped structure setting along its length, the cylinder
Between water hole (13) set by the lateral head exhaust side water jacket direction of cylinder body body (10) air inlet, and water hole (13) are connected between the cylinder
Between the cooling passage (101) of the cylinder body body (10) and the cooling passage of head exhaust side water jacket, wherein, institute
Water hole (13) both ends are respectively provided with the first necking part (131), the second necking part (133) between stating cylinder, and middle part is buffered with coolant
Portion (132), and the sectional dimension of the coolant buffer part (132), the first necking part (131), the second necking part (133) is successively
Reduce, water hole (13) passes through the first necking part (131) and cooling passage (101) phase of the cylinder body body (10) between the cylinder
Connection, and pass through the second necking part (133) and be connected with the cooling passage of head exhaust side water jacket.
2. a kind of cylinder body air inlet side leads to outlet hole structure between the notch-cut type cylinder of head exhaust side, feature according to claim 1
It is：The cooling passage (101) of the cylinder body body (10) is connected with the cylinder body water jacket of cylinder body body (10) outside, and should
Cylinder body water jacket is provided outside pump entrance (12).
3. a kind of cylinder body air inlet side leads to outlet hole structure between the notch-cut type cylinder of head exhaust side, feature according to claim 1
It is：The cylinder cover cushion hole number is multiple.
4. a kind of cylinder body air inlet side leads to outlet hole structure between the notch-cut type cylinder of head exhaust side, feature according to claim 1
It is：It is folded between the cooling passage (101) of the cylinder body body (10) and water hole (13) between the cylinder in 90 degree and is connected knot
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721499728.9U CN207437209U (en) | 2017-11-10 | 2017-11-10 | A kind of cylinder body air inlet side leads to outlet hole structure between the notch-cut type cylinder of head exhaust side |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721499728.9U CN207437209U (en) | 2017-11-10 | 2017-11-10 | A kind of cylinder body air inlet side leads to outlet hole structure between the notch-cut type cylinder of head exhaust side |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207437209U true CN207437209U (en) | 2018-06-01 |
Family
ID=62288923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721499728.9U Expired - Fee Related CN207437209U (en) | 2017-11-10 | 2017-11-10 | A kind of cylinder body air inlet side leads to outlet hole structure between the notch-cut type cylinder of head exhaust side |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207437209U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113464305A (en) * | 2020-03-31 | 2021-10-01 | 本田技研工业株式会社 | Water jacket |
| EP3896271A1 (en) * | 2020-04-13 | 2021-10-20 | Cummins, Inc. | Liner coolant flow pilot feature |
-
2017
- 2017-11-10 CN CN201721499728.9U patent/CN207437209U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113464305A (en) * | 2020-03-31 | 2021-10-01 | 本田技研工业株式会社 | Water jacket |
| CN113464305B (en) * | 2020-03-31 | 2023-03-10 | 本田技研工业株式会社 | Water jacket |
| EP3896271A1 (en) * | 2020-04-13 | 2021-10-20 | Cummins, Inc. | Liner coolant flow pilot feature |
| CN113530700A (en) * | 2020-04-13 | 2021-10-22 | 康明斯公司 | Liner coolant flow guide feature |
| CN113530700B (en) * | 2020-04-13 | 2023-11-07 | 康明斯公司 | Coolant liner and engine cooling system |
| EP4390105A3 (en) * | 2020-04-13 | 2024-09-25 | Cummins Inc. | Liner coolant flow pilot feature |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180601 Termination date: 20181110 |
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| CF01 | Termination of patent right due to non-payment of annual fee |