CN203476525U - Oil way structure of cylinder cap, cylinder cap and engine - Google Patents
Oil way structure of cylinder cap, cylinder cap and engine Download PDFInfo
- Publication number
- CN203476525U CN203476525U CN201320335593.8U CN201320335593U CN203476525U CN 203476525 U CN203476525 U CN 203476525U CN 201320335593 U CN201320335593 U CN 201320335593U CN 203476525 U CN203476525 U CN 203476525U
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- oil
- oil duct
- gallery
- vertical section
- horizontal segment
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- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
- Valve Device For Special Equipments (AREA)
Abstract
The utility model discloses an oil way structure of a cylinder cap, the cylinder cap and an engine. The oil way structure comprises an oil inlet, a main oil gallery and a VVT oil gallery. The oil inlet, the main oil gallery and the VVT oil gallery are communicated with each other; machine oil flowing from the oil inlet respectively flows into the main oil gallery and the VVT oil gallery; and a flow control valve is mounted in the main oil gallery. The above oil way structure is arranged on the cylinder cap. The engine comprises the above cylinder cap. Via control on oil flow and oil pressure in a camshaft direction, the flow control valve in the main oil gallery of the cylinder cap guarantees oil flow and oil pressure to the VVT oil gallery to improve response sensitivity of the VVT and power torque interval of the engine and to reduce oil consumption.
Description
Technical field
The utility model relates to technical field of engines, espespecially a kind of oil channel structures of cylinder head, cylinder head and motor.
Background technique
The major function of cylinder cover of automobile engine oil circuit is: be 1, camshaft lubrication fuel feeding.2, the parts such as camshaft are played to certain cooling action.3, play certain cleaning action.4, antirust.5, for VVT fuel feeding (annotation: VVT full name is Variable Valve Time regulating system, and its advantage is can be under the effect of oil pressure, self rotates to an angle, thereby reaches the effect that adjustment cam axle rotates), guarantee valve opening and the Best Times of closing.
In existing cylinder head, oil circuit flows to the machine oil being generally from filler opening inflow and flows to respectively camshaft direction and VVT direction by oil duct branch, yet cylinder head main oil gallery is not being controlled towards camshaft direction and VVT direction oil circuit, the oil pressure that leads to camshaft and VVT from same filler opening is equated, cause VVT oil pressure not enough, VVT low-response, affects power torque value and oil consumption.
Model utility content
The problem existing for prior art, the purpose of this utility model is to provide a kind of can guarantee to lead to VVT oil mass and oil pressure, oil channel structures, cylinder head and the motor of the cylinder head of the speed of response of raising VVT.
For achieving the above object, the oil channel structures of cylinder head of the present utility model, comprise filler opening, main oil gallery and Variable Valve Time (VVT) oil duct, described filler opening, described main oil gallery and described VVT oil duct are interconnected, the machine oil that filler opening flows into divides two-way to flow into described main oil gallery and described VVT oil duct, in described main oil gallery, is provided with flow control valve.
Further, described main oil gallery comprises the first horizontal segment oil duct and first vertical section of oil duct, described first vertical section of oil duct arranged perpendicular to described the first horizontal segment oil duct, the tail end of described first vertical section of oil duct is connected with the head end of described the first horizontal segment oil duct, and the head end of described first vertical section of oil duct is connected with the head end of described filler opening and described VVT oil duct respectively.
Further, described flow control valve is arranged in described the first horizontal segment oil duct or first vertical section of oil duct.
Further, described VVT oil duct comprises the second horizontal segment oil duct and second vertical section of oil duct, described second head end of horizontal segment oil duct and the head end of described first vertical section of oil duct are connected, and described the second horizontal segment oil duct is respectively perpendicular to described first vertical section of oil duct and described the first horizontal segment oil duct, described the second horizontal segment oil duct is perpendicular to described second vertical section of oil duct, and described second tail end of horizontal segment oil duct and the head end of described second vertical section of oil duct are connected.
Further, being shaped as of described flow control valve is barrel-shaped, and is provided with oil through on the bottom surface of described flow control valve.
The utility model provides a kind of cylinder head that is furnished with above-mentioned cylinder head oil channel structures.
The utility model also provides a kind of motor that comprises above-mentioned cylinder head.
The utility model is provided with flow control valve in the main oil gallery of cylinder head, by flow control valve, control and lead to the axial oil mass of cam and oil pressure, to guarantee to lead to oil mass and the oil pressure in VVT oil duct, improve the response sensitivity of VVT, the power moment of torsion that improves motor is interval, reduces oil consumption.
Accompanying drawing explanation
The schematic diagram of a kind of cylinder head oil channel structures that Fig. 1 provides for the utility model embodiment;
The schematic diagram of a kind of flow control valve that Fig. 2 provides for the utility model embodiment;
Primary component explanation in figure:
1. filler opening 2. main oil gallery 3.VVT oil duct 4. flow control valve 5. camshaft oil galleries
6. 8. cylinder head of hydraulic tappet oil duct 7.VVT (Variable Valve Time)
22. vertical sections of main oil gallerys of 21. horizontal segment main oil gallerys, 31. horizontal segment VVT oil ducts
32. vertical sections of VVT oil duct 41. flow control valve oil throughs.
Embodiment
For technical problem, technological scheme and advantage that embodiment of the present utility model will be solved are clearer, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
As shown in Figure 1, cylinder head oil channel structures, comprises filler opening 1, main oil gallery 2 and VVT oil duct 3, and filler opening 1, main oil gallery 2 and VVT oil duct 3 are interconnected, the machine oil that filler opening 1 flows into divides two-way to flow into main oil gallery 2 and VVT oil duct 3, is provided with flow control valve 4 in main oil gallery 2.
In the present embodiment, main oil gallery and VVT oil duct share a filler opening, when main oil gallery is identical with VVT oil duct caliber, the oil mass that the machine oil flowing into from filler opening flows to main oil gallery and VVT oil duct is identical with oil pressure, so may cause oil level and the oil pressure of VVT phase discriminator and VVT phase discriminator control valve under-supply, cause VVT speed of response slow, affect power torque value and oil consumption.The present embodiment is provided with flow control valve to control towards the axial oil mass of cam and oil pressure for addressing the above problem in main oil gallery, the machine oil that makes filler opening flow into more flows to VVT oil duct, to guarantee oil level and the oil pressure of VVT phase discriminator and VVT phase discriminator control valve, improve the response sensitivity of VVT, the power moment of torsion that improves motor is interval, reduces oil consumption.
Main oil gallery 2 can be formed by connecting or one-body molded by multistage oil pipe, main oil gallery 2 comprises the first horizontal segment oil duct 21 and first vertical section of oil duct 22, first vertical section of oil duct 22 arranged perpendicular to the first horizontal segment oil duct 21, the tail end of first vertical section of oil duct 22 is connected with the head end of described the first horizontal segment oil duct 21, and the head end of first vertical section of oil duct 22 is connected with the head end of filler opening 1 and VVT oil duct 3 respectively; Tail end and the VVT7 of VVT oil duct 3 join, for supplying machine oil in VVT; The tail end of the first horizontal segment oil duct 21 can also connect other section of oil duct of main oil gallery 2, and in main oil gallery 2, the connection of each section of oil duct and position relationship can change arbitrarily according to the structure of cylinder head.On the first horizontal segment oil duct 21, be also provided with a plurality of camshaft oil galleries that are communicated with it 5 and hydraulic tappet oil duct 6.
In the present embodiment, flow control valve 4 is arranged on the head end position of the first horizontal segment oil duct 21, not only can control the logical oil mass in main oil gallery but also be convenient to flow control valve 4 to be arranged on the stability in main oil gallery 2.Yet, the position that flow control valve 4 is arranged in main oil gallery 2 is not limited to this, it can be arranged on the arbitrary position in main oil gallery 2 as required, for example flow control valve 4 can be arranged in first vertical section of oil duct 22, it should be noted that first vertical section of oil duct 22 is for vertically placing, for preventing that flow control valve 4 from moving therein, need when mounted to consider the steadiness of flow control valve 4 in first vertical section of oil duct 22.
As shown in Figure 2, in the present embodiment, the structure of flow control valve 4 can be for barrel-shaped, barrel-shaped bottom surface has an oil through 41, the size of oil through 41 can need to be selected according to flow in main oil gallery, if need to improve the logical oil mass of main oil gallery, can the setting of oil through footpath is larger, on the contrary what oil through footpath was arranged is smaller.What the flow control valve 4 in the present embodiment was selected is a kind of fairly simple valve arrangement, and the flow control valve of other structure also can be applicable to this.
VVT oil duct 3 comprises the second horizontal segment oil duct 31 and second vertical section of oil duct 32, the head end of the head end of the second horizontal segment oil duct 31 and first vertical section of oil duct 22 is connected, and the second horizontal segment oil duct 31 is respectively perpendicular to first vertical section of oil duct 22 and the first horizontal segment oil duct 21, the second horizontal segment oil duct 31 is perpendicular to second vertical section of oil duct 32, and the head end of the tail end of the second horizontal segment oil duct 31 and second vertical section of oil duct 32 is connected; Tail end and the VVT7 of second vertical section of oil duct 32 join.
The present embodiment also provides a kind of cylinder head 8, above-mentioned oil channel structures is set in cylinder head 8, the structure of main oil gallery 2 and VVT oil duct 3 and link position relation are to match with the structure of cylinder head, therefore the structure of main oil gallery 2 and VVT oil duct 3 and link position relation are not limited to form described in above-described embodiment, and it can be changed accordingly according to the practical structures of cylinder head.
The present embodiment also provides a kind of motor that comprises above-mentioned cylinder head.
The above is preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (7)
1. a cylinder head oil channel structures, comprise filler opening, main oil gallery and Variable Valve Time oil duct, it is characterized in that, described filler opening, described main oil gallery and described Variable Valve Time oil duct are interconnected, the machine oil that filler opening flows into divides two-way to flow into described main oil gallery and described Variable Valve Time oil duct, in described main oil gallery, is provided with flow control valve.
2. cylinder head oil channel structures as claimed in claim 1, it is characterized in that, described main oil gallery comprises the first horizontal segment oil duct and first vertical section of oil duct, described first vertical section of oil duct arranged perpendicular to described the first horizontal segment oil duct, the tail end of described first vertical section of oil duct is connected with the head end of described the first horizontal segment oil duct, and the head end of described first vertical section of oil duct is connected with the head end of described filler opening and described Variable Valve Time oil duct respectively.
3. cylinder head oil channel structures as claimed in claim 2, is characterized in that, described flow control valve is arranged in described the first horizontal segment oil duct or first vertical section of oil duct.
4. cylinder head oil channel structures as claimed in claim 2, it is characterized in that, described Variable Valve Time oil duct comprises the second horizontal segment oil duct and second vertical section of oil duct, described second head end of horizontal segment oil duct and the head end of described first vertical section of oil duct are connected, and described the second horizontal segment oil duct is respectively perpendicular to described first vertical section of oil duct and described the first horizontal segment oil duct, described the second horizontal segment oil duct is perpendicular to described second vertical section of oil duct, and described second tail end of horizontal segment oil duct and the head end of described second vertical section of oil duct are connected.
5. cylinder head oil channel structures as claimed in claim 1, is characterized in that, being shaped as of described flow control valve is barrel-shaped, and is provided with oil through on described flow control valve bottom surface.
6. a cylinder head, is characterized in that, is furnished with the cylinder head oil channel structures as described in claim 1-5 any one in described cylinder head.
7. a motor, is characterized in that, described motor comprises cylinder head as claimed in claim 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320335593.8U CN203476525U (en) | 2013-06-09 | 2013-06-09 | Oil way structure of cylinder cap, cylinder cap and engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320335593.8U CN203476525U (en) | 2013-06-09 | 2013-06-09 | Oil way structure of cylinder cap, cylinder cap and engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203476525U true CN203476525U (en) | 2014-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320335593.8U Expired - Fee Related CN203476525U (en) | 2013-06-09 | 2013-06-09 | Oil way structure of cylinder cap, cylinder cap and engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203476525U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704018A (en) * | 2015-11-13 | 2017-05-24 | 北汽福田汽车股份有限公司 | Engine and vehicle |
-
2013
- 2013-06-09 CN CN201320335593.8U patent/CN203476525U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704018A (en) * | 2015-11-13 | 2017-05-24 | 北汽福田汽车股份有限公司 | Engine and vehicle |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 |
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| CF01 | Termination of patent right due to non-payment of annual fee |