CN201106495Y - Oilway control system of variable spiracula correct time apparatus - Google Patents
Oilway control system of variable spiracula correct time apparatus Download PDFInfo
- Publication number
- CN201106495Y CN201106495Y CNU2007201839419U CN200720183941U CN201106495Y CN 201106495 Y CN201106495 Y CN 201106495Y CN U2007201839419 U CNU2007201839419 U CN U2007201839419U CN 200720183941 U CN200720183941 U CN 200720183941U CN 201106495 Y CN201106495 Y CN 201106495Y
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- oil circuit
- control system
- oil
- filtrating equipment
- angle
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Abstract
The utility model relates to an engine control device, in particular to an oil circuit control system of a variable valve timing device. The utility model provides the oil circuit control system of the variable valve timing device mostly aiming at the problems which exist in the prior art such as complex equipment, high cost, etc., and the oil circuit control system has reasonable and simple structure and low cost. The oil circuit control system has the main technical proposal that the oil circuit control system of the variable valve timing device is arranged between a VVT and an ECU, and a control valve mounting hole is arranged on the upper part; the control valve mounting hole is communicated with a coming angle oil circuit, a lag angle oil circuit and an oil inlet hole; a filtering device B is arranged in the coming angle oil circuit, and the filtering device B is arranged in the lag angle oil circuit.
Description
Technical field
The utility model relates to a kind of engine controlling unit, refers in particular to a kind of oil path control system of variable valve timing apparatus.
Background technique
At present, the variable valve timing apparatus that abbreviates VVT as has been widely used in vehicle energy saving and the environmental protection, and VVT is mainly by ECU (Electronic Control Unit) electronic control unit controls.
As a kind of patent No. is a kind of internal combustion engine system and the starting method of internal combustion engine of CN200510103077.2, it is to the effect that: the open-close timing (VVT) of start-up control program delay intake valve, limit the throttle opening (TH) of closure, and begin the motor that runs up with lower torque (Tlow).When the closed valve position of compression pressure (Pin) and cylinder fuel injection valve keep-uped pressure the reference value that presets of (Pcv) sum in the pressure (Pf) of the fuel that offers the cylinder fuel injection valve meets or exceeds greater than cylinder, this start-up control program was with standard torque (Tset) motor that runs up that runs up.Then, this start-up control program begins the open-close timing (VVT) of intake valve in advance, cancels the restriction to throttle opening (TH), and begins from cylinder fuel injection valve burner oil.This set can make fuel pressure (Pf) be elevated to rapidly or surpass in the cylinder compression pressure (Pin) and closed valve position (Pcv) sum that keep-ups pressure, thereby prevents that effectively the cylinder fuel injection valve from opening deficiently.
As a kind of patent No. is the control gear of a kind of internal-combustion engine of CN200410034792.0, it is to the effect that: based on being used for according to the generation of detonation and the result of the detonation control of adjusting ignition timing, one electronic control unit calculates deposit required ignition timing akgrg, described deposit required ignition timing be one consider sediments in I. C. engine adhesion and definite ignition timing.Based on deposit required ignition timing akgrg, electronic control unit reduce the control target value of target VVT advancement amount-promptly-Variable Valve Time gear-vvt allow variable range.This electronic control unit is according to requiring ignition timing because the actual VVT advancement amount vt that reduces to change of the permission variable range of target VVT advancement amount proofreaies and correct one.As a result, the problem that causes owing to sedimental adhesion is avoided effectively.
But because VVT equipment cost height, technical sophistication generally only is installed on the high-grade automobile.Can popularize for the automobile of energy-saving and environmental protection, reduce cost, the utility model is primarily aimed at the control gear of variable valve timing apparatus, and a kind of oil path control system of variable valve timing apparatus of simple possible is provided.Also solved the instability problem of control electronics simultaneously.
Summary of the invention
The utility model mainly is that problems such as cost height provide a kind of rational in infrastructure, simple, the oil path control system of the variable valve timing apparatus that cost is low at existing in prior technology equipment complexity.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: the oil path control system of variable valve timing apparatus, it is installed between VVT and the ECU, it is characterized in that: it is provided with the control valve mounting hole, the control valve mounting hole with advance angle oil circuit, delay angle oil circuit, oil inlet hole and communicate, advance to be provided with filtrating equipment B in the oil circuit of angle, be provided with filtrating equipment B in the delay angle oil circuit.Be equipped with on the control valve mounting hole and bring oily angle into, enter the angle, the control valve of delay angle, the flow direction and the flow of control valve control oil; Filtrating equipment B filter out in the machine oil and oil circuit in impurity, make that the oil of outflow filter device B is purer.
As preferably, be provided with filtrating equipment A mounting hole between control valve mounting hole and the oil inlet hole; Filtrating equipment A mounting hole is in order to install filtrating equipment A.
As preferably, described oil inlet hole has the oil circuit that leads to exhaust cam shaft, leads in the oil circuit of exhaust cam shaft current-limiting apparatus is installed; Pressure in the current-limiting apparatus control oil channel and flow.
As preferably, described filtrating equipment B is made up of with the filter screen A that is arranged in the plastic sheath plastic sheath; Utilize the elasticity of plastic sheath, filtrating equipment B is fitted in in the angle oil circuit and delay angle oil circuit.
As preferably, described filtrating equipment B is made up of with the filter screen B that is arranged in the copper ring copper ring; Copper ring can better block filter screen.
As preferably, filtrating equipment A is arranged in the filtrating equipment A mounting hole, is provided with filter screen C among the filtrating equipment A; Filtrating equipment A prevents that excessive impurity from entering control valve, guarantees the accurate work of control valve.
As preferably, control valve is arranged in the control valve mounting hole, and control valve is provided with oil-feed angle, delay angle, enters the angle; Corresponding oil-feed angle, oil-feed angle oil circuit, advance angle, delay angle respectively correspondence advance angle oil circuit, delay angle oil circuit.
Automobile has adopted the valve timing system of continuous variable in order to guarantee optimal valve opening amount in running at high speed.Admission cam shaft is controlled valve according to practical operation situation, thereby reaches low oil consumption, low emission, high-power output.
The signal that sends dutycycle from ECU is controlled variable valve timing apparatus oil pressure path by control valve to control valve again, thereby reaches the phase control of advancing angle-delay angle to admission cam shaft.
Obtain the signal of sky accounting from ECU, guiding valve being moved to just in time make valve switching opportunity is optimal position, and, when stopping, motor remains on delay angle position according to acting force of the spring.
The utility model has following advantage: admission cam shaft is controlled valve according to practical operation situation, thereby reaches low oil consumption, low emission, high-power output.
Description of drawings
Accompanying drawing 1 is the sectional drawing of a kind of structural drawing of the present utility model;
Accompanying drawing 2 is sectional drawings of filtrating equipment B of the present utility model;
Accompanying drawing 3 is plan views of filtrating equipment B of the present utility model;
Accompanying drawing 4 is sectional drawings of the another kind of structure of filtrating equipment B of the present utility model;
Accompanying drawing 5 is sectional drawings of filtrating equipment A of the present utility model;
Accompanying drawing 6 is side views of filtrating equipment A of the present utility model;
Accompanying drawing 7 is a kind of structural drawing of control valve of the present utility model;
Accompanying drawing 8 is use schematic representation of the present utility model;
Be labeled as among the figure: 1, control valve mounting hole, 2, filtrating equipment A mounting hole, 3, oil inlet hole, 4, current-limiting apparatus, 5, advance the angle oil circuit, 6, the delay angle oil circuit, 7, filtrating equipment B, 8, plastic sheath, 9, filter screen A, 10, filter screen B, 11, copper ring, 12, filtrating equipment A, 13, filter screen C, 14, control valve, 15, the oil-feed angle, 16, enter the angle, 17, delay angle.
Embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1:
As shown in Figure 1, the oil path control system of variable valve timing apparatus, it is installed between VVT and the ECU, have the control valve mounting hole on it, control valve mounting hole one side with advance the angle oil circuit, the delay angle oil circuit communicates, control valve mounting hole opposite side communicates with oil inlet hole, and filtrating equipment A mounting hole is installed between control valve mounting hole and the oil inlet hole.Advance filtrating equipment B is installed in the oil circuit of angle.Filtrating equipment B is installed in the delay angle oil circuit.Oil inlet hole has the oil circuit that leads to exhaust cam shaft, leads in the oil circuit of exhaust cam shaft current-limiting apparatus is installed.
Shown in Fig. 2,3, filtrating equipment B is made up of with the filter screen A that is stuck in the plastic sheath plastic sheath.
Shown in Fig. 5,6, filtrating equipment A is installed in the filtrating equipment A mounting hole, and filter screen C is installed among the filtrating equipment A.
As shown in Figure 7, control valve is installed in the control valve mounting hole, oil-feed angle, delay angle is arranged on the control valve, enter the angle, advance angle, delay angle respectively correspondence advance angle oil circuit, delay angle oil circuit, oil is gone into from the oil-feed angular flux, by control valve, flows into into angle oil circuit, delay angle oil circuit respectively from advancing angle, delay angle.
In use, as shown in Figure 8, the signal that sends dutycycle from ECU is controlled variable valve timing apparatus oil pressure path by control valve to control valve again, thereby reaches the phase control of advancing angle-delay angle to admission cam shaft.
Embodiment 2:
As shown in Figure 4, filtrating equipment B is made up of with the filter screen B that is arranged in the copper ring copper ring.
All the other are identical with embodiment 1.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (7)
1. the oil path control system of a variable valve timing apparatus, it is installed between VVT and the ECU, it is characterized in that: it is provided with control valve mounting hole (1), control valve mounting hole (1) with advance angle oil circuit (5), delay angle oil circuit (6), oil inlet hole (3) and communicate, advance to be provided with filtrating equipment B (7) in the angle oil circuit (5), be provided with filtrating equipment B (7) in the delay angle oil circuit (6).
2. the oil path control system of variable valve timing apparatus according to claim 1 is characterized in that: be provided with filtrating equipment A mounting hole (2) between described control valve mounting hole (1) and the oil inlet hole (3).
3. the oil path control system of variable valve timing apparatus according to claim 1, it is characterized in that: described oil inlet hole (3) has the pipeline that leads to exhaust cam shaft, leads in the pipeline of exhaust cam shaft current-limiting apparatus (4) is installed.
4. according to the oil path control system of claim 2 or 3 described variable valve timing apparatus, it is characterized in that: described filtrating equipment B (7) is made up of with the filter screen A (9) that is arranged in the plastic sheath (8) plastic sheath (8).
5. according to the oil path control system of claim 2 or 3 described variable valve timing apparatus, it is characterized in that: described filtrating equipment B (7) is made up of with the filter screen B (10) that is arranged in the copper ring (11) copper ring (11).
6. the oil path control system of variable valve timing apparatus according to claim 1, it is characterized in that: filtrating equipment A (12) is arranged in the filtrating equipment A mounting hole (2), is provided with filter screen C (13) among the filtrating equipment A (12).
7. according to the oil path control system of claim 1 or 2 or 3 or 4 or 7 described variable valve timing apparatus, it is characterized in that: control valve (14) is arranged in the control valve mounting hole (1), and control valve (14) is provided with oil-feed angle (15), enters angle (16), delay angle (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201839419U CN201106495Y (en) | 2007-09-30 | 2007-09-30 | Oilway control system of variable spiracula correct time apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201839419U CN201106495Y (en) | 2007-09-30 | 2007-09-30 | Oilway control system of variable spiracula correct time apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201106495Y true CN201106495Y (en) | 2008-08-27 |
Family
ID=39958294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201839419U Expired - Lifetime CN201106495Y (en) | 2007-09-30 | 2007-09-30 | Oilway control system of variable spiracula correct time apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201106495Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102155272A (en) * | 2011-03-28 | 2011-08-17 | 重庆长安汽车股份有限公司 | Control oil way of variable valve timing device |
| CN103174488B (en) * | 2013-03-18 | 2016-08-17 | 力帆实业(集团)股份有限公司 | A kind of engine assembly |
-
2007
- 2007-09-30 CN CNU2007201839419U patent/CN201106495Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102155272A (en) * | 2011-03-28 | 2011-08-17 | 重庆长安汽车股份有限公司 | Control oil way of variable valve timing device |
| CN102155272B (en) * | 2011-03-28 | 2012-08-29 | 重庆长安汽车股份有限公司 | Control oil way of variable valve timing device |
| CN103174488B (en) * | 2013-03-18 | 2016-08-17 | 力帆实业(集团)股份有限公司 | A kind of engine assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG JIRUN VEHICLE CO., LTD. Free format text: FORMER OWNER: ZHEJIANG GEELY AUTOMOBILE CO., LTD. Effective date: 20110621 Free format text: FORMER OWNER: ZHEJIANG GEELY HOLDING GROUP CO., LTD. |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20110621 Address after: 315800, No. 1528, Mt. Hengshan Road, Ningbo economic and Technological Development Zone, Zhejiang Patentee after: Zhejiang Jirun Automobile Co., Ltd. Address before: 315800, No. 1528, Mt. Hengshan Road, Ningbo economic and Technological Development Zone, Zhejiang Co-patentee before: Zhejiang Geely Holding Group Co., Ltd. Patentee before: Zhejiang Geely Automobile Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG GEELY AUTOMOBILE HOLDINGS LTD. Effective date: 20120521 Owner name: JINAN GEELY AUTO SPARE PARTS CO., LTD. Free format text: FORMER OWNER: ZHEJIANG GEELY AUTOMOBILE HOLDINGS LTD. Effective date: 20120521 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 315800 NINGBO, ZHEJIANG PROVINCE TO: 250100 JINAN, SHANDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120521 Address after: Licheng District 250100 Shandong city of Ji'nan province (hi tech Zone) Chunhui Road No. 1777 Co-patentee after: Zhejiang Jirun Automobile Co., Ltd. Patentee after: Ji'nan Geely Auto Parts Co., Ltd. Address before: 315800, No. 1528, Mt. Hengshan Road, Ningbo economic and Technological Development Zone, Zhejiang Patentee before: Zhejiang Jirun Automobile Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: JINAN GEELY AUTO SPARE PARTS CO., LTD. HUNAN LUOYO Free format text: FORMER OWNER: ZHEJIANG GEELY AUTOMOBILE HOLDINGS LTD. Effective date: 20130513 Owner name: ZHEJIANG GEELY LUOYOU ENGINE CO., LTD. Free format text: FORMER OWNER: JINAN GEELY AUTO SPARE PARTS CO., LTD. Effective date: 20130513 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 250100 JINAN, SHANDONG PROVINCE TO: 315800 NINGBO, ZHEJIANG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130513 Address after: 315800 Zhejiang city of Ningbo province Beilun xinqie street Mt. Hengshan Road No. 1528 Patentee after: Zhejiang Geely Luoyou Engine Co., Ltd. Patentee after: Ji'nan Geely Auto Parts Co., Ltd. Patentee after: Hunan Luoyou Engine Parts Co., Ltd. Patentee after: Zhejiang Geely Holding Group Co., Ltd. Address before: Licheng District 250100 Shandong city of Ji'nan province (hi tech Zone) Chunhui Road No. 1777 Patentee before: Ji'nan Geely Auto Parts Co., Ltd. Patentee before: Zhejiang Jirun Automobile Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20080827 |
|
| CX01 | Expiry of patent term |