CN202673381U - Changeable air valve timing gas distribution adjusting device - Google Patents
Changeable air valve timing gas distribution adjusting device Download PDFInfo
- Publication number
- CN202673381U CN202673381U CN 201220223298 CN201220223298U CN202673381U CN 202673381 U CN202673381 U CN 202673381U CN 201220223298 CN201220223298 CN 201220223298 CN 201220223298 U CN201220223298 U CN 201220223298U CN 202673381 U CN202673381 U CN 202673381U
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- valve timing
- adjusting device
- mounting seat
- spring mounting
- die cavity
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Abstract
The utility model provides a changeable air valve timing gas distribution adjusting device applied to the technical field of changeable air valve timing. A plurality of rotator rudder sheets (3) of the changeable air valve timing gas distribution adjusting device are respectively matched with one stator cavity (4). A left hydraulic cavity (5) and a right hydraulic cavity (6) are formed between each rotator rudder sheet (3) and one stator cavity (4). The changeable air valve timing gas distribution adjusting device is arranged to be in a structure controlling a pressure difference between the left hydraulic cavity (5) and the right hydraulic cavity (6) through an outer electromagnetism control device (24), and a return spring (9) is arranged between a rudder sheets side (7) of each rotator rudder sheet (3) and a cavity side of the stator cavity (4). The changeable air valve timing gas distribution adjusting device enables the structure of an engine to be compact. Quantity of components in the adjusting device can effectively be reduced, lifetime of the components can be prolonged, strength of the components can be raised, the weight and the size of the engine can be reduced, and service life and the strength can be obviously raised.
Description
Technical field
The utility model belongs to the Variable Valve Timing Technique of IC Engine field, more particularly, relates to a kind of variable valve timing air-distributing adjusting device.
Background technique
Motor car engine Variable Valve Timing (VVT, Variable Valve Timing) is a kind of new technology that is applied to gradually in recent years on the Modern Car.The Variable Valve Timing that adopts motor can improve the air inlet charge of motor, and the air inlet volumetric efficiency is increased, and the moment of torsion of motor and power can be further improved.Yet, existing timing of engine controlling device, because return spring is placed on the outside of valve timing controlling device, can cause the axial dimension of valve timing controlling device to reduce again on the one hand, on the other hand owing to need to be connected between return spring and the rotor, connection set design is not only complicated but also the intensity of rotor is descended, thereby has a strong impact on the integral status of motor.
The model utility content
Technical problem to be solved in the utility model is: a kind of reliability and stability that can improve distributing adjusting device are provided, and can reduce distribution and regulate the assembling axial dimension, make simultaneously the variable valve timing air-distributing adjusting device that the intensity of rotor and return spring and life-span all increase.
Solve above-described technical problem, the technological scheme that the utility model is taked is:
The utility model is a kind of variable valve timing air-distributing adjusting device, comprise stator, rotor, each cooperates a plurality of rotor rudder sheets of rotor with a stator die cavity, each rotor rudder sheet respectively and between a stator die cavity forms left hydraulic pressure cavity and right hydraulic pressure cavity, described variable valve timing air-distributing adjusting device is set to control by the external electromagnetic control gear structure of the pressure difference between left hydraulic pressure cavity and the right hydraulic pressure cavity, and the rudder sheet side of described each rotor rudder sheet respectively and between the die cavity side of a stator die cavity arranges return spring.
The intersection of described each die cavity side and stator outer ring arranges respectively the spring mounting seat hole of groove shape, spring mounting seat clamps spring mounting seat in the hole, the spring mounting seat endoporus is set on the described spring mounting seat, arrange on described each rudder sheet side spring mounting hole is set respectively, one end of described return spring is installed in the spring mounting seat endoporus, and the other end of return spring is installed in the spring mounting hole.
The position, rudder sheet termination of described each rotor rudder sheet arranges respectively the mounting groove I, clamps the black box I for the gap between sealing rudder position, sheet termination and the stator die cavity in the mounting groove I.
The position, die cavity termination of described stator die cavity arranges the mounting groove II, and the mounting groove II clamps the black box II for the gap between sealing position, die cavity termination and the rotor.
Described spring mounting seat is set to be installed on structure in the spring mounting seat hole by the interference mode, and flat surface is set on the spring mounting seat, and spring mounting hole is arranged on the flat surface.
Adopt the technical solution of the utility model, can obtain following beneficial effect:
Variable valve timing air-distributing adjusting device of the present utility model because return spring is installed in the stator die cavity, can effectively reduce the axial dimension of Variable Valve Time controlling device like this, makes engine structure more compact, attractive in appearance; Because return spring is installed in the stator die cavity, can effectively reduce like this quantity of part in the Variable Valve Time controlling device, reduce the quality of whole device, improve life-span and the intensity of corresponding part, the weight and volume of motor integral body is reduced, and working life and intensity obviously improve; Because structure of the present utility model, number of spare parts reduces, and assembling is simple, thereby effectively reduces the expense of manufacturing and the assembling of product, so that the cost of product decreases than existing product.
Description of drawings
The below makes briefly bright to each accompanying drawing of this specification expressed content and the mark among the figure:
Fig. 1 is the structural representation of facing of variable valve timing air-distributing adjusting device described in the utility model;
Fig. 2 is the side-looking structural representation of the described variable valve timing air-distributing adjusting device of Fig. 1;
Fig. 3 is the structural representation of the rotor of the described variable valve timing air-distributing adjusting device of Fig. 1;
Fig. 4 is the structural representation of the stator of the described variable valve timing air-distributing adjusting device of Fig. 1;
Fig. 5 is the structural representation of the return spring of the described variable valve timing air-distributing adjusting device of Fig. 1;
Fig. 6 is the structural representation of the spring mounting seat of the described variable valve timing air-distributing adjusting device of Fig. 1;
Be labeled as among the figure: 1, stator; 2, rotor; 3, rotor rudder sheet; 4, stator die cavity; 5, left hydraulic pressure cavity; 6, right hydraulic pressure cavity; 7, rudder sheet side; 8, die cavity side; 9, return spring; 10, stator outer ring; 11, spring mounting seat hole; 12, spring mounting seat; 13, spring mounting hole; 14, spring mounting seat endoporus; 15, position, rudder sheet termination; 16, mounting groove I; 17, black box I; 18, position, die cavity termination; 19, mounting groove II; 20, black box II; 21, flat surface; 22, sprocket wheel; 23, cover plate; 24, external electromagnetic control gear.
Embodiment
The below contrasts accompanying drawing, by the description to embodiment, the effect of the mutual alignment between the shape of embodiment of the present utility model such as related each member, structure, the each several part and annexation, each several part and working principle etc. are described in further detail:
Shown in accompanying drawing 1-accompanying drawing 6, the utility model is a kind of variable valve timing air-distributing adjusting device, comprise stator 1, rotor 2, a plurality of rotor rudder sheets 3 of rotor 2 respectively cooperate with a stator die cavity 4, each rotor rudder sheet 3 respectively and between a stator die cavity 4 forms left hydraulic pressure cavity 5 and right hydraulic pressure cavity 6, described variable valve timing air-distributing adjusting device is set to the structure by the pressure difference between the external electromagnetic control gear 24 left hydraulic pressure cavity 5 of control and the right hydraulic pressure cavity 6, and the rudder sheet side 7 of described each rotor rudder sheet 3 respectively and between the die cavity side 8 of a stator die cavity 4 arranges return spring 9.
The intersection of described each die cavity side 8 and stator outer ring 10 arranges respectively the spring mounting seat hole 11 of groove shape, clamp spring mounting seat 12 in the spring mounting seat hole 11, on the described spring mounting seat 12 spring mounting seat endoporus 14 is set, arrange on described each rudder sheet side 7 spring mounting hole 13 is set respectively, one end of described return spring 9 is installed in the spring mounting seat endoporus 14, and the other end of return spring 9 is installed in the spring mounting hole 13.
The position, rudder sheet termination 15 of described each rotor rudder sheet 3 arranges respectively mounting groove I 16, clamps the black box I 17 for the gap between sealing position 15, rudder sheet termination and the stator die cavity 4 in the mounting groove I 16.
The position, die cavity termination 18 of described stator die cavity 4 arranges mounting groove II 19, and mounting groove II 19 clamps the black box II 20 for the gap between sealing position 18, die cavity termination and the rotor 2.
Described spring mounting seat 12 is set to be installed on structure in the spring mounting seat hole 11 by the interference mode, and flat surface 21 is set on the spring mounting seat 12, and spring mounting seat endoporus 14 is arranged on the flat surface 21.
In structure of the present utility model, spring mounting seat 12 interference are assemblied in the stator spring fitting seat hole 11 on the stator 1, return spring 9 one ends are installed in the spring mounting seat endoporus 14 on the spring mounting seat 12, the other end is installed in the spring mounting hole 13 on the rudder sheet side 7 on the rotor 2, when being in original state between rotor 2 and the stator 1, return spring 9 has certain decrement, namely can produce certain return spring prefastening torque, rotor 2 contacts with stator die cavity 4 internal surfaces by the black box I 17 in the mounting groove I 16 that is installed in position, rudder sheet termination 15, and the mounting groove II 19 interior black box II 20 of passing through on the position, die cavity termination 18 of stator die cavity 4 contact with rotor 2.Cover plate 23, sprocket wheel 22, stator 1 are assembled together by clamping bolt.
Variable Valve Time controlling device of the present invention, stator 1 and rotor 2 and cover plate 23, after sprocket wheel 22 cooperates installation, the left and right sides of each rotor rudder sheet 11 forms respectively left hydraulic pressure cavity 5 and right hydraulic pressure cavity 6, and the hydraulic pressure cavity oil circuit of all rotor rudder sheet 11 homonymies all be communicate (namely all left hydraulic pressure cavity 5 communicate, all right hydraulic pressure cavity 6 communicate), by not showing among the external electromagnetic control gear 24(figure), can switch the engine oil pressure in left hydraulic pressure cavity 5 and the right hydraulic pressure cavity 6, owing to have pressure difference between left hydraulic pressure cavity 5 and the right hydraulic pressure cavity 6, thereby can rotate with respect to stator 1 axis around stator 1 in the adjusting angle scope of design by drive rotor 2, reach the effect that timing angle is regulated.
When timing angle is adjusted to the required best angle of motor, by 24 actions of external electromagnetic control gear, the engine oil pressure in left hydraulic pressure cavity 5 and the right hydraulic pressure cavity 6 is equated, at this moment, rotor 2 will can not rotate with respect to stator 1, thereby the timing of motor is stabilized in required angle.
In the Variable Valve Time controlling device of telling, return spring 9 is arranged on stator die cavity 4 inside of stator 1, such design, the rigidity of each return spring 9 is reduced with respect to the existing spring rate that designs, and since stator die cavity 4 in the course of the work, inside has machine oil all the time, and namely return spring 9 is immersed in machine oil the inside all the time, to all being improved in intensity and working life of return spring 9.
At last, be installed in the outside of cover plate 23 or sprocket wheel 22 for the return spring 9 in the existing product, be connected with rotor 2 by other structural design, so not only increased the quantity of part, the complexity of assembling, and life-span and the intensity of each part also had higher requirement.With respect to existing product, the scheme that device of the present utility model adopts is to be to be contained in the stator die cavity 4 with return spring 9, and return spring 9 is simple contact relations with rotor 2, and the benefit of design is that number of spare parts reduces like this, and assembling simply.
Variable valve timing air-distributing adjusting device of the present utility model because return spring is installed in the stator die cavity, can effectively reduce the axial dimension of Variable Valve Time controlling device like this, makes engine structure more compact, attractive in appearance; Because return spring is installed in the stator die cavity, can effectively reduce like this quantity of part in the Variable Valve Time controlling device, reduce the quality of whole device, improve life-span and the intensity of corresponding part, the quality of motor integral body is reduced, and working life and intensity have had better guarantee; Because structure of the present utility model, number of spare parts reduces, and assembling is simple, thereby effectively reduces the expense of manufacturing and the assembling of product, so that the cost of product decreases than existing product.
The above has carried out exemplary description to the utility model by reference to the accompanying drawings; obviously the concrete realization of the utility model is not subjected to the restriction of aforesaid way; as long as the various improvement of having adopted method design of the present utility model and technological scheme to carry out; or without improving design of the present utility model and technological scheme are directly applied to other occasions, all in protection domain of the present utility model.
Claims (5)
1. variable valve timing air-distributing adjusting device, comprise stator (1), rotor (2), each cooperates a plurality of rotor rudder sheets (3) of rotor (2) with a stator die cavity (4), form left hydraulic pressure cavity (5) and right hydraulic pressure cavity (6) between each rotor rudder sheet (3) each and the stator die cavity (4), variable valve timing air-distributing adjusting device is set to control by external electromagnetic control gear (24) structure of the pressure difference between left hydraulic pressure cavity (5) and the right hydraulic pressure cavity (6), it is characterized in that: the rudder sheet side (7) of described each rotor rudder sheet (3) respectively and between the die cavity side (8) of a stator die cavity (4) arranges return spring (9).
2. variable valve timing air-distributing adjusting device according to claim 1, it is characterized in that: the intersection of described each die cavity side (8) and stator outer ring (10) arranges respectively the spring mounting seat hole (11) of groove shape, clamp spring mounting seat (12) in the spring mounting seat hole (11), spring mounting seat endoporus (14) is set on the described spring mounting seat (12), arrange on described each rudder sheet side (7) spring mounting hole (13) is set respectively, one end of described return spring (9) is installed in the spring mounting seat endoporus (14), and the other end of return spring (9) is installed in the spring mounting hole (13).
3. variable valve timing air-distributing adjusting device according to claim 1 and 2, it is characterized in that: the position, rudder sheet termination (15) of described each rotor rudder sheet (3) arranges respectively mounting groove I (16), clamps the black box I (17) for the gap between sealing position, rudder sheet termination (15) and the stator die cavity (4) in the mounting groove I (16).
4. variable valve timing air-distributing adjusting device according to claim 3, it is characterized in that: the position, die cavity termination (18) of described stator die cavity (4) arranges mounting groove II (19), and mounting groove II (19) clamps the black box II (20) for the gap between sealing position, die cavity termination (18) and the rotor (2).
5. variable valve timing air-distributing adjusting device according to claim 4, it is characterized in that: described spring mounting seat (12) is set to be installed on the interior structure in spring mounting seat hole (11) by the interference mode, flat surface (21) is set on the spring mounting seat (12), and spring mounting seat endoporus (14) is arranged on the flat surface (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220223298 CN202673381U (en) | 2012-05-18 | 2012-05-18 | Changeable air valve timing gas distribution adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220223298 CN202673381U (en) | 2012-05-18 | 2012-05-18 | Changeable air valve timing gas distribution adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202673381U true CN202673381U (en) | 2013-01-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220223298 Expired - Fee Related CN202673381U (en) | 2012-05-18 | 2012-05-18 | Changeable air valve timing gas distribution adjusting device |
Country Status (1)
| Country | Link |
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| CN (1) | CN202673381U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104791037A (en) * | 2015-03-19 | 2015-07-22 | 杰锋汽车动力系统股份有限公司 | Engine cam shaft timing angle adjusting device and machining method of adjusting device |
-
2012
- 2012-05-18 CN CN 201220223298 patent/CN202673381U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104791037A (en) * | 2015-03-19 | 2015-07-22 | 杰锋汽车动力系统股份有限公司 | Engine cam shaft timing angle adjusting device and machining method of adjusting device |
| CN104791037B (en) * | 2015-03-19 | 2017-05-10 | 杰锋汽车动力系统股份有限公司 | Engine cam shaft timing angle adjusting device and machining method of adjusting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 241009 Anhui province Wuhu Jiuzi Jiujiang City Jiujiang District Economic and Technological Development Zone, the north side of the road Patentee after: Japhl Powertrain Systems Co., Ltd. Address before: 241009 Anhui province Wuhu Jiuzi Jiujiang City Jiujiang District Economic and Technological Development Zone, the north side of the road Patentee before: Wuhu Japhl Powertrain Systems Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130116 Termination date: 20210518 |