CN202788967U

CN202788967U - Novel OCV (Oil Control Valve)

Info

Publication number: CN202788967U
Application number: CN 201220478402
Authority: CN
Inventors: 王俊杰
Original assignee: TAIZHOU DEERFU AUTOMOBILE PARTS CO Ltd
Current assignee: TAIZHOU DEERFU AUTOMOBILE PARTS CO Ltd
Priority date: 2012-09-19
Filing date: 2012-09-19
Publication date: 2013-03-13
Anticipated expiration: 2022-09-19

Abstract

The utility model belongs to the technical field of spare and accessory parts of an automobile engine and particularly relates to a novel OCV (Oil Control Valve). The novel OCV comprises a housing, a reel, a substrate and an electromagnetic valve element component, wherein a hollow cylindrical vale body is arranged at the lower side of the substrate, an oil outlet I (A), an oil inlet (P) and an oil outlet II (B) are formed on the periphery side of the valve body from top to bottom, a return oil port (T) is formed at the front end of the valve body, the ejector rod of the electromagnetic valve element component is extended out of the substrate and controls the up and down movement of a reversing rod, and the reversing rod moves up and down to control the oil outlet I, the oil inlet, the oil outlet II and the return oil port to be selectively communicated with each other. According to the novel OCV, the upper port of the housing is internally shrunk in the radial direction to form a retainer ring, the retainer ring is used for blocking the main body part of the reel inside the housing, and the substrate is arranged at the lower port of the housing and is used for fixing the reel inside the housing; and the novel OCV has the advantages of compact structure, safety, reliability and suitability for a VVT (Variable Valve Timing) engine oil control valve system.

Description

A kind of novel OCV valve

Technical field

The utility model belongs to motor car engine Component technical field, refers in particular to a kind of novel OCV valve.

Background technique

Motor is in different operating mode lower time, automobile ECU will be by control OCV valve events, action realizes that oil duct changes before and after the reversing bar of OCV valve inside, the oil duct difference will import a certain amount of machine oil in the cam phase regulator, between cam phase regulator rotor and stator blade is arranged, a chamber is divided into two spaces, when machine oil will impel timing in advance after a side enters, after machine oil enters from opposite side, will impel timing to lag behind, enter simultaneously the variable quantity that how much determines valve timing of the oil level in the cam phase regulator, engine system is exactly the variation by control OCV valve oil road, realization control cam phase regulator shifts to an earlier date or lags behind realizes the control of timing variation and air inflow, reaches motor optimum condition state.

At present, there is difficulty of processing mostly in the OCV valve on the market, and the shortcoming that assembling is complicated after use a period of time, some faults occur easily, and overall working life is not long.

Summary of the invention

The purpose of this utility model is to provide a kind of easy processing, and long-lived OCV valve.

For achieving the above object, the utility model provides following technological scheme: a kind of novel OCV valve, comprise outer cover, drum is installed in the outer cover, one end of drum stretches out described outer cover, be provided with the valve core of the electromagnetic valve assembly in the drum, the lower end mouth of outer cover is equipped with pedestal, the downside of described pedestal is equipped with the column valve body of hollow, all sides of valve body form oil outlet one (A mouth) and oil outlet two (B mouth), form filler opening (P mouth) on the valve body between oil outlet one and the oil outlet two, the front end of valve body is provided with return opening (T mouth), reversing bar is installed in the valve body, the underpart of valve body is provided with the spring seat of annular, spring seat with a spring compression on reversing bar, the middle part of pedestal axially forms through hole, the push rod of valve core of the electromagnetic valve assembly stretches out described through hole and withstands on the reversing bar upper end, the upper and lower of reversing bar all outwards convexes to form the sealed step of the described oil outlet one of shutoff and oil outlet two, forms the oilhole with the lower end blind hole conducting of reversing bar on the reversing bar sidewall on hydraulic fluid port one top.

Further, the upper end-hole of described outer cover radially inside contracts the formation back-up ring, and back-up ring is stuck in the main body of drum in the outer cover.

Further, described valve core of the electromagnetic valve assembly comprises the inner cover that is installed in the drum, is provided with spool in the inner cover, and spool central authorities are provided with described push rod, and the lower end mouth of inner cover and base outer wall sealing are equipped with coil on the drum in the inner cover outside.

Further, all sides of described valve body form three road grooves from top to bottom, and three bottom portion of groove form respectively described oil outlet one, filler opening, oil outlet two, all are coated with the filter screen of annular in the groove, and filter screen blocks the through hole in the corresponding groove.

Further, described filter screen is stainless steel product or alumiaum article.

The utility model beneficial effect compared to existing technology is: the upper end-hole of outer cover of the present utility model radially inside contracts the formation back-up ring, back-up ring is stuck in the main body of drum in the outer cover, the lower end mouth of outer cover is equipped with pedestal, pedestal is fixed on drum in the outer cover, be provided with coil in the outer cover, the valve core of the electromagnetic valve assembly of the central authorities of coil comprises inner cover, spool is arranged in the inner cover, spool central authorities are provided with push rod, the lower end mouth of inner cover and base outer wall sealing, its compact structure, safe and reliable, be applicable to CVVT control valve system.

Description of drawings

Fig. 1 is critical piece exploded view of the present utility model.

Fig. 2 is plan view of the present utility model.

Fig. 3 is internal structure sketch of the present utility model.

Among the figure: the 1-drum; The 2-outer cover; The 3-filter screen; The 4-valve body; 5-valve core of the electromagnetic valve assembly; The 6-push rod; The 7-reversing bar; The 8-spring; The 9-spring seat; The 10-inner cover; The 11-spool; The 12-guide holder; The 13-pedestal; 14-O type circle; 15-O type circle; 41-oil outlet one; The 42-filler opening; 43-oil outlet two; The 44-return opening; The 71-fore-set; The 72-sealed step.

Embodiment

Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for explanation the utility model, but are not used for limiting scope of the present utility model.

Shown in Fig. 1-3, a kind of novel OCV valve, comprise outer cover, drum is installed in the outer cover, one end of drum stretches out described outer cover, be provided with the valve core of the electromagnetic valve assembly in the drum, the lower end mouth of outer cover is equipped with pedestal, the downside of described pedestal is equipped with the column valve body of hollow, all sides of valve body form oil outlet one and oil outlet two, form filler opening on the valve body between oil outlet one and the oil outlet two, the front end of valve body is provided with return opening, reversing bar is installed in the valve body, the underpart of valve body be provided with the annular spring seat, spring seat with a spring compression on reversing bar, the middle part of pedestal axially forms through hole, the push rod of valve core of the electromagnetic valve assembly stretches out described through hole and withstands on reversing bar upper end, and the upper and lower of reversing bar all outwards convexes to form the sealed step of the described oil outlet one of shutoff and oil outlet two, forms the oilhole with the lower end blind hole conducting of reversing bar on the reversing bar sidewall on hydraulic fluid port one top.

Working principle of the present utility model: be provided with oil outlet 1 on the length direction of described valve body, filler opening 42, oil outlet 2 43 and the return opening 44 that is arranged on valve body lower end section, extraneous electrical signal imports the coil of drum into by Signal connector, push rod presses down reversing bar and promotes reversing bar mobile vertically under the effect of electromagnetic force, the size of electrical signal determines the vertically size of displacement distance of reversing bar, thereby make oil outlet 1, filler opening 42, oil outlet 2 43 and return opening 44 are selectively connected each other; When filler opening 42 was connected oil outlet 1, oil outlet 2 43 was connected return openings 44, and when filler opening 42 was connected oil outlet 2 43, oil outlet 1 was connected return openings 44; Wherein filler opening 42 connects high-pressure oil passage, and return opening 44 connects oil return circuit, and oil outlet 1, oil outlet 2 43 connect respectively two seal oil chamber (not shown) of phase discriminator.

The upper and lower noun of locality that waits described in the utility model all is as the criterion to put shown in each component among described Fig. 1.

The above only is preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.

Claims

1. novel OCV valve, it is characterized in that: comprise outer cover, drum is installed in the outer cover, one end of drum stretches out described outer cover, be provided with the valve core of the electromagnetic valve assembly in the drum, the lower end mouth of outer cover is equipped with pedestal, the downside of described pedestal is equipped with the column valve body of hollow, all sides of valve body form oil outlet one and oil outlet two, form filler opening on the valve body between oil outlet one and the oil outlet two, the front end of valve body is provided with return opening, reversing bar is installed in the valve body, the underpart of valve body is provided with the spring seat of annular, on reversing bar, the middle part of pedestal axially forms through hole to spring seat with a spring compression, and the push rod of valve core of the electromagnetic valve assembly stretches out described through hole and withstands on the reversing bar upper end, the upper and lower of reversing bar all outwards convexes to form the sealed step of the described oil outlet one of shutoff and oil outlet two, forms the oilhole with the lower end blind hole conducting of reversing bar on the reversing bar sidewall on hydraulic fluid port one top.

2. a kind of novel OCV valve according to claim 1, it is characterized in that: the upper end-hole of described outer cover radially inside contracts the formation back-up ring, and back-up ring is stuck in the main body of drum in the outer cover.

3. a kind of novel OCV valve according to claim 1, it is characterized in that: described valve core of the electromagnetic valve assembly comprises the inner cover that is installed in the drum, be provided with spool in the inner cover, spool central authorities are provided with described push rod, the lower end mouth of inner cover and base outer wall sealing are equipped with coil on the drum in the inner cover outside.

4. a kind of novel OCV valve according to claim 1, it is characterized in that: all sides of described valve body form three road grooves from top to bottom, three bottom portion of groove form respectively described oil outlet one, filler opening, oil outlet two, all be coated with the filter screen of annular in the groove, filter screen blocks the through hole in the corresponding groove.

5. described a kind of novel OCV valve according to claim 4, it is characterized in that: described filter screen is the stainless steel product.