CN109899128A - A kind of bearing block assembly, engine and vehicle - Google Patents
A kind of bearing block assembly, engine and vehicle Download PDFInfo
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- CN109899128A CN109899128A CN201711307569.2A CN201711307569A CN109899128A CN 109899128 A CN109899128 A CN 109899128A CN 201711307569 A CN201711307569 A CN 201711307569A CN 109899128 A CN109899128 A CN 109899128A
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Abstract
The present invention provides a kind of bearing block assemblies, including upper connecting base and lower connecting base；Upper connecting base is provided with the connecting cylinder, the in-line for being arranged in inside upper connecting base and being connected to connecting cylinder and control oil circuit of installation OCV control valve；Lower connecting base is provided with the oil passage of connection in-line.Pass through the structure of connecting cylinder, the connection of OCV control valve and the upper connecting base of bearing block is installed, oil circuit is controlled by it to connect with VVT controller, in-line is connected to the oil passage in lower connecting base, constitute control loop, oil circuit length is substantially reduced relative to the external design of OCV, reduce oil pressure loss, it avoids increasing aux. control valve and other related elements, solves cost problem, solves the OCV valve design in the existing engine using variable valve timing technology, existing system complexity height causes the technical problems such as equipment cost height.The present invention also provides a kind of engine and a kind of vehicles.
Description
Technical field
The present invention relates to vehicle arrangement technical fields to further relate to a kind of hair more specifically to a kind of bearing block assembly
Motivation, further to a kind of vehicle.
Background technique
Currently, VVT (variable valve timing) technology has been used widely in engine art, principle is basis
The operating condition of engine, the amount and valve for adjusting air inlet (exhaust) open and close the time, and angle reaches the air capacity entered most
It is good, efficiency of combustion is improved, its advantage is that fuel-efficient, function is risen than big.
In existing design, the general engine for using VVT, general OCV valve (OCV Oil Control Valve of inlet valve timing)
Arrangement using engine body it is external or in set, however all there is corresponding design problem, it is specific:
When external, the control oil circuit of OCV to VVT is longer, and the closure pressure loss of oil circuit is big, to the energy of the oil pump slow-speed of revolution
Force request is high, relatively high in manufacture and system cost, and being connected oil circuit also needs increase sealing and check valve low to guarantee
It walks around the stability of fast oil pressure and oil circuit pressure, increases the cost that system complexity improves equipment and assembly.
When setting in the middle, the former is shorter on oil circuit relatively, and the loss of oil pressure is few, and oil circuit cohesive position is few, the response of system
Time, faster stability was more preferable, but in set OCV valve and need to sacrifice the arrangement of engine in the axial direction, and electromagnetic structure needs
The external front end in engine, this is unfavorable for the space layout of vehicle and the assembly of engine.
In conclusion the OCV valve design in the existing engine using variable valve timing technology how is efficiently solved,
Existing system complexity height causes the technical problems such as equipment cost height, and being that current those skilled in the art are urgently to be solved asks
Topic.
Summary of the invention
In view of this, the first purpose of this invention is to provide a kind of bearing block assembly, the structure of the bearing block assembly
Design can efficiently solve the design of the OCV valve in the existing engine using variable valve timing technology, existing system
Complexity height causes the technical problems such as equipment cost height, includes above-mentioned bearing block group a second object of the present invention is to provide one kind
The engine of part, it is a further object to provide a kind of vehicles including above-mentioned engine.
In order to reach above-mentioned first purpose, the invention provides the following technical scheme:
A kind of bearing block assembly, the bearing block assembly include upper connecting base and lower connecting base；
The upper connecting base is provided with the connecting cylinder of installation OCV control valve, is arranged inside the upper connecting base and is connected to
The in-line and control oil circuit of the connecting cylinder；
The lower connecting base is provided with the oil passage for being connected to the in-line.
Preferably, in above-mentioned bearing block assembly, the upper connecting base is additionally provided with support arm, passes through the support arm and institute
State connecting cylinder connection, in support arm oil circuit respectively with the in-line and control oil communication, and with oil circuit in the connecting cylinder
Connection.
Preferably, in above-mentioned bearing block assembly, the two sides on the support arm top be respectively connected with the connecting cylinder,
It is respectively used to one OCV control valve of connection；The position that the connecting cylinder is connect with the support arm, inner hollow are simultaneously provided with point
The hydraulic fluid port that Yong Yu not be connected to the oil inlet of the corresponding OCV control valve.
Preferably, in above-mentioned bearing block assembly, the outer wall of the connecting cylinder be provided with epitaxy part, the epitaxy part pair
The position of VVT controller hydraulic fluid port is answered to be provided with the hydraulic fluid port for being connected to oil circuit in the connecting cylinder.
Bearing block assembly provided by the invention, including upper connecting base and lower connecting base；The upper connecting base is provided with installation
The connecting cylinder of OCV control valve, the in-line for being arranged in inside the upper connecting base and being connected to the connecting cylinder and control oil circuit；Institute
It states lower connecting base and is provided with the oil passage for being connected to the in-line.This bearing block assembly design provided by the invention, passes through company
The connection of OCV control valve and the upper connecting base of bearing block is installed, that is, is coupled with engine cylinder body by the structure of connect cylinder
The inside of side controls oil circuit by it and connect with VVT controller, and in-line is connected to the oil passage in lower connecting base, is constituted
Control loop substantially reduces oil circuit length relative to the external design of OCV, reduces oil pressure loss, avoids increasing auxiliary control
Valve and other related elements, solve cost problem.This bearing block assembly provided by the invention solves existing in summary
Using the OCV valve design in the engine of variable valve timing technology, existing system complexity height causes equipment cost height
Etc. technical problems.
In order to reach above-mentioned second purpose, the present invention also provides a kind of engine, the engine include camshaft,
VVT controller, OCV control valve further include any of the above-described kind of bearing block assembly.Since above-mentioned bearing block assembly has above-mentioned skill
Art effect, the engine with the bearing block assembly should also have corresponding technical effect.
Preferably, in above-mentioned engine, the camshaft front end, which is also set with, is fixed with adapter, setting in the adapter
There is the oil circuit being connected to the VVT controller hydraulic fluid port；Oil in the hydraulic fluid port of epitaxy part in the connecting cylinder and the adapter
Road connection.
Preferably, in above-mentioned engine, the engine further includes cylinder cap, the upper connecting base and lower connecting base and cylinder cap
It is inside provided with oil circuit, oil circuit is respectively communicated with the oil circuit in the adapter and cylinder cap in the upper connecting base and lower connecting base.
Preferably, in above-mentioned engine, the VVT controller is also set in the camshaft front end, is located at the adaptation
On the inside of device, adapter and VVT controller collection are at composition camshaft thrust mechanism.
Preferably, in above-mentioned engine, the engine further includes timing front cover, before the connecting cylinder is located at the timing
Between lid and the upper connecting base, and it is located in the inner space above or below the camshaft front end.
In order to reach another above-mentioned purpose, the present invention also provides a kind of vehicle, which includes any of the above-described kind of hair
Motivation.Since above-mentioned engine has above-mentioned technique effect, the vehicle with the engine should also have corresponding technology to imitate
Fruit.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of bearing block assembly provided in an embodiment of the present invention；
Fig. 2 is the partial profile structure of engine provided in an embodiment of the present invention；
Fig. 3 is the local oil channel structures schematic diagram of bearing block assembly provided in an embodiment of the present invention.
It is marked in attached drawing as follows:
Connecting cylinder 1, support arm 2, epitaxy part 3, upper connecting base 4-1, lower connecting base 4-2, adapter 5, camshaft 6, cylinder cap
7, timing front cover 8, interior oil circuit 9.
Specific embodiment
The embodiment of the invention discloses a kind of bearing block assembly, to solve existing to start using variable valve timing technology
OCV valve design in machine, existing system complexity height cause the technical problems such as equipment cost height.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, Fig. 3, Fig. 1 are the structural schematic diagram of bearing block assembly provided in an embodiment of the present invention；Fig. 3 is this hair
The local oil channel structures schematic diagram for the bearing block assembly that bright embodiment provides.
The bearing block assembly that the embodiment of the present invention provides, including upper connecting base 4-1 and lower connecting base 4-2；The upper company
Joint chair 4-1 is provided with the connecting cylinder 1 of installation OCV control valve, is arranged inside the upper connecting base 4-1 and is connected to the connecting cylinder
1 in-line and control oil circuit；The lower connecting base 4-2 is provided with the oil passage for being connected to the in-line.
This bearing block assembly design provided in this embodiment, by the structure of connecting cylinder, by OCV control valve and bearing block
Upper connecting base connection installation, that is, be coupled with the inside of engine cylinder body side, pass through it and control oil circuit and VVT
Controller connection, in-line are connected to the oil passage in lower connecting base, constitute control loop, significantly relative to the external design of OCV
Oil circuit length is shortened, oil pressure loss is reduced, avoids increasing aux. control valve and other related elements, solves cost and ask
Topic.This bearing block assembly provided by the invention solves in the existing engine using variable valve timing technology in summary
The design of OCV valve, existing system complexity height causes the technical problems such as equipment cost height.
To advanced optimize the connection design in above-mentioned technical proposal between connecting cylinder and upper connecting base, it is preferred that above-mentioned
In bearing block assembly, the upper connecting base 4-1 is additionally provided with support arm 2, is connect by the support arm 2 with the connecting cylinder 1,
Oil circuit and is connected to respectively with the in-line and control oil communication with the interior oil circuit 9 of the connecting cylinder 1 in support arm 2.
Wherein it should be noted that the design of connecting cylinder matches OCV control valve, the angle of opposed support structure adapts to OCV
Design can carry out adaptability adjusting, if connecting cylinder axis direction is preferably perpendicular to support arm, can also in other angles, even with branch
Brace is parallel.
Integrally casting shaping can be used in support arm and connecting cylinder, and the base portion of support arm is preferably installed with support base and fixed, such as
Using the Screw assembly of the forms such as bolt；It can also will be supported according to specific design requirement in the thinking further designed herein
The timing front cover 8 of seat and engine, which is installed, to be fixed, the change internal oil passages setting of adaptability.
By the oil communication bearing block assembly in support arm and connecting cylinder be vertically connected with seat and VVT controller respectively in
Oil circuit, hydraulic fluid port of oil circuit one end connection upper connecting base into oil-control road, design of the interior oil circuit in connecting cylinder in specific support arm
It include: the hydraulic fluid port being directly connected to oil circuit in support arm, what which was used to dock OCV control valve enters oilhole；Preferably also wrap
The hydraulic fluid port docked with the oil outlet of OCV control valve is included, which further passes through oil circuit and oil circuit in VVT controller in another section
Connection.
Using the mounting design of this OCV control valve, can have certain external structure length and matching internal by itself
The installation site of OCV control valve is lifted away from the other structures of camshaft shaft end by the support arm of oil circuit, simultaneously because support arm is set
Meter can enable OCV control valve and the other structures of camshaft shaft end design side by side, and must no longer be designed at camshaft front end,
Therefore the axial length for reducing engine, is conducive to engine design and arrangement, and solution is unfavorable for engine assembly
Problem.
The present embodiment advanced optimizes above-mentioned technical proposal, on the basis of the above embodiments the twin shaft to adapt to engine
And double OCV valve arrangements, the two sides on the preferred support arm top are respectively connected with the connecting cylinder 1, are respectively used to connect
One OCV control valve, the position that the connecting cylinder 1 is connect with the support arm 2, inner hollow and being provided be respectively used to it is right
The hydraulic fluid port of the oil inlet connection for the OCV control valve answered.
The present embodiment provides technical solutions to optimize interior oil circuit design for institute, and oil circuit is arranged to the structure for adapting to connecting cylinder, is guaranteed
The control valve of two sides can obtain effective hydraulic supply.
Preferably two connecting cylinders are symmetrical arranged in the above implementation, and such as the requirement for engine design other element can also
The relative position of two connecting cylinders of adjustment of adaptability, such as upper and lower asymmetrical design, or even change support arm opposing cam axis
Connecting cylinder is set to the ipsilateral of support arm by position.
It is excellent on the basis of the above embodiments for the connection design of the fuel-displaced nose end of OCV and VVT in optimization above-mentioned technical proposal
Choosing, the outer wall of the connecting cylinder 1 is provided with epitaxy part 3, the position of the corresponding VVT controller hydraulic fluid port of the epitaxy part 3
It is provided with the hydraulic fluid port for being connected to the interior oil circuit 9 of the connecting cylinder 1.
In technical solution provided in this embodiment, the design of connecting cylinder is optimized, what setting was connected to VVT controller hydraulic fluid port
The oil circuit of connecting cylinder internal switching OCV control valve oil outlet is set to inside epitaxy part, simplifies the outside of system by epitaxy part
Oil circuit design；Certainly further epitaxy part oil circuit can not also be direct with VVT controller oil communication, can also pass through the suitable of cooperation
Orchestration 5 or upper connecting base connection.
Fig. 1 to Fig. 3 is please referred to, Fig. 1 is the structural schematic diagram of bearing block assembly provided in an embodiment of the present invention；Fig. 2 is this
The partial profile structure for the engine that inventive embodiments provide；Fig. 3 is bearing block assembly provided in an embodiment of the present invention
Local oil channel structures schematic diagram.
The OCV provided in based on the above embodiment controls valve support, and the present invention also provides a kind of engine, the engines
It further include any one bearing block assembly 4 in above-described embodiment including camshaft 6, VVT controller, OCV control valve.Due to this
Engine uses the bearing block assembly in above-described embodiment, so the beneficial effect of the engine please refers to above-described embodiment.
To advanced optimize above-mentioned technical proposal, on the basis of the above embodiments, preferred 6 front end of camshaft is also
Suit is fixed with adapter 5, and the oil circuit being connected to the VVT controller hydraulic fluid port is provided in the adapter 5；The connecting cylinder
Oil communication in the hydraulic fluid port of epitaxy part 3 in 1 and the adapter 5.
In technical solution provided in this embodiment, technical solution provided in this embodiment optimizes the design of VVT system,
It include adapter, adapter and camshaft front end are set with, and are controlled OCV control valve oil circuit and VVT by the oil circuit in adapter
Device connection processed, enables the design of VVT system more reasonable.
It is on the basis of the above embodiments preferably, described in above-mentioned engine to advanced optimize above-mentioned technical proposal
Bearing is provided between the front end of camshaft 6 and the lower connecting base, the support arm 2 is connect with the bearing integrated.
By the design of bearing and support arm integrally connected, the OCV in the various embodiments described above is mainly enabled to control valve support
The flexibility of design can be improved with bearing integrated installation, enable device that can better adapt to split type bearing block design.
It is on the basis of the above embodiments, excellent for the design of engine interior entirety oil circuit in optimization above-mentioned technical proposal
The engine of choosing further includes cylinder cap 7, and oil circuit, the upper company are provided in the upper connecting base, lower connecting base and cylinder cap 7
Oil circuit is respectively communicated with the oil circuit in the adapter 5 and cylinder cap 7 in joint chair and lower connecting base.
System oil-way connection is tended to rationalize, be led to by technical solution provided in this embodiment by the design of bearing block oil circuit
Crossing reasonable oil circuit design can further enable the design of bearing block assembly more flexible, and bearing block assembly is preferably set using fission
It sets；The flexible design that OCV valve can be passed through to valve support of adaptability, requires corresponding and the seat of honour or lower seat according to overall design
Assembly improves assembly globality and simplifies assembly process.
To advanced optimize above-mentioned technical proposal, on the basis of the above embodiments, in above-mentioned engine, the VVT control
Device processed is also set in 6 front end of camshaft, is located at 5 inside of adapter, and adapter 5 and VVT controller collection is convex at constituting
Wheel shaft thrust mechanism.
It is on the basis of the above embodiments, described to start in above-mentioned engine for leak free design in optimisation technique scheme
Machine further includes timing front cover 8, inner space of the connecting cylinder between the timing front cover 8 and the upper connecting base 4-1.
Connecting cylinder and support arm component are arranged in the structure in front cover front cover by technical solution provided in this embodiment, this
The linking of correlated parts can be placed on engine interior by arrangement, reduce the risk of oil leak, and relevant leakage can be converted
At internal leakage, the three leakages requirement of more advantageous engine.
The engine provided in based on the above embodiment, the present invention also provides a kind of vehicle, which includes above-mentioned reality
Apply any one engine in example.Since the vehicle uses the engine in above-described embodiment, so the beneficial effect of the vehicle
Fruit please refers to above-described embodiment.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of bearing block assembly, which is characterized in that the bearing block assembly includes upper connecting base (4-1) and lower connecting base (4-
2)；
The upper connecting base (4-1) is provided with the connecting cylinder (1) of installation OCV control valve, setting in the upper connecting base (4-1)
Portion and the in-line and control oil circuit for being connected to the connecting cylinder (1)；
The lower connecting base (4-2) is provided with the oil passage for being connected to the in-line.
2. bearing block assembly according to claim 1, which is characterized in that the upper connecting base (4-1) is additionally provided with support
Arm (2) is connect by the support arm with the connecting cylinder (1), support arm (2) interior oil circuit respectively with the in-line and control
Oil communication, and with the connecting cylinder (1) interior oil communication.
3. bearing block assembly according to claim 1, which is characterized in that the two sides on support arm (2) top are all connected with
There is the connecting cylinder (1), is respectively used to one OCV control valve of connection；The connecting cylinder (1) and the support arm (2) are even
The position connect, inner hollow are simultaneously provided with the hydraulic fluid port for being respectively used to be connected to the oil inlet of the corresponding OCV control valve.
4. bearing block assembly according to claim 3, which is characterized in that the outer wall of the connecting cylinder (1) is provided with outer
Prolong portion (3), the position of the corresponding VVT controller hydraulic fluid port of the epitaxy part (3) is provided with the hydraulic fluid port for being connected to oil circuit in the connecting cylinder.
5. a kind of engine, including camshaft (6), VVT controller, OCV control valve, which is characterized in that further include that right such as is wanted
Seek 1 to 4 described in any item bearing block assemblies.
6. engine according to claim 5, which is characterized in that camshaft (6) front end, which is also set with, is fixed with adaptation
Device (5), the adapter (5) is interior to be provided with the oil circuit being connected to the VVT controller hydraulic fluid port；It is outer in the connecting cylinder (1)
The hydraulic fluid port and the oil communication in the adapter (5) for prolonging portion (3).
7. engine according to claim 6, which is characterized in that the engine further includes cylinder cap (7), the upper connection
Oil circuit, the upper connecting base (4-1) and lower connecting base (4- are provided in seat (4-1) and lower connecting base (4-2) and cylinder cap (7)
2) oil circuit is respectively communicated with the oil circuit in the adapter (5) and cylinder cap (7) in.
8. engine according to claim 7, which is characterized in that the VVT controller is also set in the camshaft (6)
Front end is located on the inside of the adapter (5), and adapter (5) and VVT controller collection are at composition camshaft thrust mechanism.
9. engine according to claim 8, which is characterized in that the engine further includes timing front cover (8), the company
Connect cylinder (1) is located at the upper of the camshaft (6) front end between the timing front cover (8) and the upper connecting base (4-1)
In the inner space of side or lower section.
10. a kind of vehicle, which is characterized in that including the described in any item engines of such as claim 5 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711307569.2A CN109899128B (en) | 2017-12-11 | 2017-12-11 | Bearing block assembly, engine and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711307569.2A CN109899128B (en) | 2017-12-11 | 2017-12-11 | Bearing block assembly, engine and vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109899128A true CN109899128A (en) | 2019-06-18 |
| CN109899128B CN109899128B (en) | 2021-05-18 |
Family
ID=66942218
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711307569.2A Active CN109899128B (en) | 2017-12-11 | 2017-12-11 | Bearing block assembly, engine and vehicle |
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| Country | Link |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10196324A (en) * | 1997-01-17 | 1998-07-28 | Daihatsu Motor Co Ltd | Structure of valve timing control type internal combustion engine |
| CN101196127A (en) * | 2006-12-06 | 2008-06-11 | 奇瑞汽车有限公司 | Camshaft bearing cover of engine |
| US20090186725A1 (en) * | 2008-01-18 | 2009-07-23 | Joseph Jouraij | Multi-utility camshaft cap for internal combustion engine |
| CN201827250U (en) * | 2010-09-10 | 2011-05-11 | 奇瑞汽车股份有限公司 | Cam shaft bearing of engine |
| CN102086786A (en) * | 2009-12-02 | 2011-06-08 | 通用汽车环球科技运作公司 | Cylinder cover shield assembly for variable valve timing system |
| CN105556072A (en) * | 2013-09-24 | 2016-05-04 | 舍弗勒技术股份两合公司 | Camshaft adjuster |
-
2017
- 2017-12-11 CN CN201711307569.2A patent/CN109899128B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10196324A (en) * | 1997-01-17 | 1998-07-28 | Daihatsu Motor Co Ltd | Structure of valve timing control type internal combustion engine |
| CN101196127A (en) * | 2006-12-06 | 2008-06-11 | 奇瑞汽车有限公司 | Camshaft bearing cover of engine |
| US20090186725A1 (en) * | 2008-01-18 | 2009-07-23 | Joseph Jouraij | Multi-utility camshaft cap for internal combustion engine |
| CN102086786A (en) * | 2009-12-02 | 2011-06-08 | 通用汽车环球科技运作公司 | Cylinder cover shield assembly for variable valve timing system |
| CN201827250U (en) * | 2010-09-10 | 2011-05-11 | 奇瑞汽车股份有限公司 | Cam shaft bearing of engine |
| CN105556072A (en) * | 2013-09-24 | 2016-05-04 | 舍弗勒技术股份两合公司 | Camshaft adjuster |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109899128B (en) | 2021-05-18 |
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Effective date of registration: 20210415 Address after: 102206, Beijing, Shahe, Changping District Town, Sha Yang Road, Lao Wan Village North Applicant after: BEIQI FOTON MOTOR Co.,Ltd. Address before: 100102 No.1 Courtyard Building, Futong East Street, Chaoyang District, Beijing Applicant before: BORGWARD AUTOMOTIVE (CHINA) Co.,Ltd. |
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