CN203050829U - Machine oil control valve for variable valve lift - Google Patents
Machine oil control valve for variable valve lift Download PDFInfo
- Publication number
- CN203050829U CN203050829U CN201220740588.0U CN201220740588U CN203050829U CN 203050829 U CN203050829 U CN 203050829U CN 201220740588 U CN201220740588 U CN 201220740588U CN 203050829 U CN203050829 U CN 203050829U
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- China
- Prior art keywords
- oil
- valve
- communicated
- magnetic core
- spool
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- Expired - Lifetime
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Abstract
The utility model discloses a machine oil control valve for a variable valve lift. The machine oil control valve for the variable valve lift comprises an electromagnetic pilot valve, a valve body and a valve core. A hexagonal prism-shaped magnetic core is arranged in the electromagnetic pilot valve and covered by an electromagnetic solenoid. A valve core hole and a valve seat oil passage are arranged in the valve body, and the valve core hole is communicated with the valve seat oil passage through an inclined oil hole. An end cap is arranged at the front end of the valve core hole, and the rear end of the valve core hole is provide with a compression spring. The valve core is movably matched in the valve core hole, and the tail portion of the valve core is connected with the compression spring. An oil inlet cavity, a working oil cavity and an oil discharging opening are communicated with the valve core hole and sequentially arranged in the upper portion of the valve body, and the oil inlet cavity and the working oil cavity are respectively communicated with the valve seat oil passage through oil holes. The front end of the valve seat oil passage corresponds to the magnetic core of the electromagnetic pilot valve and is provided with a valve seat, and an oil pressure detecting hole communicated with the working oil cavity is arranged in the valve body. A filtering net is arranged in the oil inlet cavity. The machine oil control valve for the variable valve lift conveniently detects oil pressure values of the working oil cavity when the valve works, improves the response speed of the whole valve, and ensures cleanliness of working oil entering into the valve.
Description
Technical field
The utility model relates to a kind of OCV Oil Control Valve, particularly relates to a kind of OCV Oil Control Valve for lift range variable.
Background technique
Variable valve lift system obtains wide model at the new automobile motor and uses, and it makes motor can both be met the valve lift of demand in high velocity and low velocity zone, thereby can promote the oil consumption under high engine speeds power and the reduction low speed.OCV Oil Control Valve is the vitals in the variable valve lift system, and the control signal that it sends according to engine control system is switched the oil passageway towards latch gear, thereby reaches the purpose of control variable valve lift.
There is the problem of testing oil pressure difficulty in the OCV Oil Control Valve of prior art, and the speed of response of valve is not ideal, and the oil suction chamber place does not have filtrating equipment, and impurity enters in the valve with oil easily valve is caused damage.
The model utility content
The purpose of this utility model just provides a kind of lift range variable OCV Oil Control Valve, and the testing oil pressure is easy, improves the speed of response of valve, stops that impurity enters in the valve with oil, can solve the problem that above-mentioned prior art exists fully.
The purpose of this utility model realizes by following technical proposals:
A kind of lift range variable OCV Oil Control Valve, comprise electromagnetic priority valve, valve body and spool, magnetic core is arranged in the electromagnetic priority valve, magnetic core is surrounded by o outward, magnetic core can be in o move left and right, offer spool bore and valve seat oil duct in the valve body, be communicated with by inclined oil hole of air between spool bore and the valve seat oil duct, the front end of spool bore arranges plug, and the rear end arranges the compression spring, the spool activity is engaged in the spool bore, the afterbody of spool is connected with the compression spring, and the oil suction chamber that communicates with spool bore is offered on valve body top successively, working oil chamber and drain tap, oil suction chamber, working oil chamber is communicated with the valve seat oil duct by oilhole separately, the magnetic core of the corresponding electromagnetic priority valve of the front end of valve seat oil duct arranges valve seat, when magnetic core cooperates with valve seat, the oil circuit sealing, spool moves right, working oil chamber and drain tap are communicated with, when magnetic core and valve seat broke away from, oil circuit was communicated with, and spool is moved to the left, oil suction chamber is communicated with working oil chamber, offers the oil pressure that is communicated with working oil chamber at valve body and detects the hole.
Further, it is the tapped hole that is opened in the valve body end face that described oil pressure detects the hole, and this tapped hole is communicated with working oil chamber by oil circuit.
Further, described magnetic core is hexagonal prism shape.
Further, be provided with filter screen in the described oil suction chamber.
Further, the oil-feed accent is provided with seal ring, and filter screen is installed on the seal ring.
Compared with prior art, the beneficial effects of the utility model are: be provided with the oil pressure that is connected with working oil chamber at valve body and detect the hole, can be when whole valve work the oil pressure value of surveying work oil pocket, oil pressure exact value when guaranteeing proper functioning; Magnetic core adopts hexagonal prism shape, more is conducive to magnetic core adhesive and release, has accelerated whole response valve speed; The oil suction chamber place of valve body is provided with filter screen, and filter screen is put into oil suction chamber after being positioned in the seal ring, and the effect that supports seal ring is arranged, and is placed on oil suction chamber and can guarantees to enter the oily cleaning of working in the valve, to guarantee the proper functioning of valve.
Description of drawings
Fig. 1 is sectional drawing one of the present utility model;
Fig. 2 is sectional drawing two of the present utility model;
Fig. 3 is three-dimensional structure diagram of the present utility model;
Fig. 4 is top surface structure schematic representation of the present utility model;
Fig. 5 is the structural representation of the utility model side;
Fig. 6 is the three-dimensional structure diagram of the utility model magnetic core;
Fig. 7 is the side view of the utility model magnetic core.
Embodiment
Below in conjunction with specific embodiments and the drawings the utility model is further described.
Extremely shown in Figure 7 as Fig. 1, a kind of lift range variable OCV Oil Control Valve, comprise electromagnetic priority valve 13, valve body 7 and spool 6, magnetic core 12 is arranged in the electromagnetic priority valve 13, magnetic core 12 is hexagonal prism shape, improved the speed of response of valve, the magnetic core 12 outer os 11 that are surrounded by, magnetic core 12 can be in o 11 move left and right, offer spool bore 9 and valve seat oil duct 16 in the valve body 7, be communicated with by inclined oil hole of air 10 between spool bore 9 and the valve seat oil duct 16, the front end of spool bore 9 arranges plug 8, the rear end arranges compression spring 1, spool 6 activities are engaged in the spool bore 9, the afterbody of spool 6 is connected with compression spring 1, the oil suction chamber 2 that communicates with spool bore 9 is offered on valve body 7 tops successively, working oil chamber 4 and drain tap 5, be provided with filter screen 3 in the described oil suction chamber 2, filter screen 3 is installed on the seal ring of oil-feed accent, filter screen 3 can play the effect of supporting seal ring, and filter screen 3 can filter the cleaning that well cuts is conducive to oil in the maintenance work, oil suction chamber 2, working oil chamber 4 is respectively by oilhole 1, oilhole 2 15 is communicated with valve seat oil duct 16, the magnetic core 12 of the corresponding electromagnetic priority valve 13 of the front end of valve seat oil duct 16 arranges valve seat 17, when magnetic core 12 cooperates with valve seat 17, the oil circuit sealing, spool 6 moves right, working oil chamber 4 and drain tap 5 are communicated with, when magnetic core 12 broke away from valve seat 17, oil circuit was communicated with, and spool 6 is moved to the left, oil suction chamber 2 is communicated with working oil chamber 4, offer the oil pressure that is communicated with working oil chamber 4 at valve body 7 and detect hole 18, but the oil pressure when any time is detected the valve proper functioning is conducive to the proper functioning of valve.Described oil pressure detects hole 18 for being opened in the tapped hole of valve body 7 end faces, and this tapped hole is communicated with working oil chamber 4 by oil circuit.
When magnetic core 12 broke away from valve seat 17, high pressure oil entered spool bore 9 by oil suction chamber 2, valve seat oil duct 16, inclined oil hole of air 10, promoted spool 6 and was moved to the left, and oil suction chamber 2 and working oil chamber 4 are communicated with; When magnetic core 12 cooperates with valve seat 17, there is not oil pressure to continue to promote spool 6, spool 6 moves right under the effect of compression spring 1, and working oil chamber 4 and drain tap 5 directly are communicated with.Oil suction chamber 2 and working oil chamber 4 by with valve seat oil duct 16 between the oilhole 1, the oilhole 2 15 that form directly be connected.The utility model is the motion control of the spool of variable valve lift system OCV Oil Control Valve, the valve whole reliability improves, make motor can both be met the valve lift of demand in high velocity and low velocity zone, thereby improve high engine speeds power and low speed torque.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (5)
1. lift range variable OCV Oil Control Valve, comprise electromagnetic priority valve, valve body and spool, magnetic core is arranged in the electromagnetic priority valve, magnetic core is surrounded by o outward, magnetic core can be in o move left and right, offer spool bore and valve seat oil duct in the valve body, be communicated with by inclined oil hole of air between spool bore and the valve seat oil duct, the front end of spool bore arranges plug, and the rear end arranges the compression spring, the spool activity is engaged in the spool bore, the afterbody of spool is connected with the compression spring, and the oil suction chamber that communicates with spool bore is offered on valve body top successively, working oil chamber and drain tap, oil suction chamber, working oil chamber is communicated with the valve seat oil duct by oilhole separately, the magnetic core of the corresponding electromagnetic priority valve of the front end of valve seat oil duct arranges valve seat, when magnetic core cooperates with valve seat, the oil circuit sealing, spool moves right, working oil chamber and drain tap are communicated with, when magnetic core and valve seat broke away from, oil circuit was communicated with, and spool is moved to the left, oil suction chamber is communicated with working oil chamber, it is characterized in that: offer the oil pressure that is communicated with working oil chamber at valve body and detect the hole.
2. lift range variable OCV Oil Control Valve according to claim 1 is characterized in that: it is the tapped hole that is opened in the valve body end face that described oil pressure detects the hole, and this tapped hole is communicated with working oil chamber by oil circuit.
3. lift range variable OCV Oil Control Valve according to claim 1 and 2, it is characterized in that: described magnetic core is hexagonal prism shape.
4. lift range variable OCV Oil Control Valve according to claim 3 is characterized in that: be provided with filter screen in the described oil suction chamber.
5. lift range variable OCV Oil Control Valve according to claim 4, it is characterized in that: the oil-feed accent is provided with seal ring, and filter screen is installed on the seal ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220740588.0U CN203050829U (en) | 2012-12-30 | 2012-12-30 | Machine oil control valve for variable valve lift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220740588.0U CN203050829U (en) | 2012-12-30 | 2012-12-30 | Machine oil control valve for variable valve lift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203050829U true CN203050829U (en) | 2013-07-10 |
Family
ID=48733792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220740588.0U Expired - Lifetime CN203050829U (en) | 2012-12-30 | 2012-12-30 | Machine oil control valve for variable valve lift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203050829U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104653247A (en) * | 2013-11-20 | 2015-05-27 | 株式会社电装 | Solenoid actuator |
| CN104989478A (en) * | 2015-07-30 | 2015-10-21 | 绵阳富临精工机械股份有限公司 | A mid-set VVT engine oil control valve |
| WO2021073355A1 (en) * | 2019-10-18 | 2021-04-22 | 姬腾飞 | Variable valve drive apparatus for generator and generator |
-
2012
- 2012-12-30 CN CN201220740588.0U patent/CN203050829U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104653247A (en) * | 2013-11-20 | 2015-05-27 | 株式会社电装 | Solenoid actuator |
| CN104653247B (en) * | 2013-11-20 | 2018-03-13 | 株式会社电装 | Solenoid actuator |
| CN104989478A (en) * | 2015-07-30 | 2015-10-21 | 绵阳富临精工机械股份有限公司 | A mid-set VVT engine oil control valve |
| CN104989478B (en) * | 2015-07-30 | 2017-10-13 | 绵阳富临精工机械股份有限公司 | A kind of middle VVT OCV Oil Control Valves |
| WO2021073355A1 (en) * | 2019-10-18 | 2021-04-22 | 姬腾飞 | Variable valve drive apparatus for generator and generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211104 Address after: 621000 No. 37, Fenghuang Middle Road, high end manufacturing industrial park, Mianyang City, Sichuan Province Patentee after: Mianyang Fulin Jinggong Co.,Ltd. Address before: 621000 No. 268, Banqiao street, economic development zone, Mianyang City, Sichuan Province Patentee before: MIANYANG WANRUIER AUTOMOBILE PARTS Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130710 |
|
| CX01 | Expiry of patent term |