CN106523136A - Electrically-controlled pressure release valve device for turbocharger - Google Patents
Electrically-controlled pressure release valve device for turbocharger Download PDFInfo
- Publication number
- CN106523136A CN106523136A CN201611154050.0A CN201611154050A CN106523136A CN 106523136 A CN106523136 A CN 106523136A CN 201611154050 A CN201611154050 A CN 201611154050A CN 106523136 A CN106523136 A CN 106523136A
- Authority
- CN
- China
- Prior art keywords
- iron core
- sealing body
- movable sealing
- pressure release
- valve device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
- F02B37/12—Control of the pumps
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Supercharger (AREA)
Abstract
The invention discloses an electrically-controlled pressure release valve device for a turbocharger. The device comprises a plastic housing, wherein a coil framework is arranged in a chamber of the plastic housing; a coil which is connected with an inserting sheet coils the coil frame; a fixed iron core is arranged in the coil framework; a vertical guide shaft is arranged in the center of the fixed iron core; a movable iron core which is positioned below the fixed iron core slidably sleeves the guide shaft; a returning spring is supported between the movable iron core and the fixed iron core; the movable iron core slidably sleeves the guide shaft through a guide shaft sleeve; a movable sealing body is connected to the lower end of the movable iron core; a flow guide cover is arranged on lower sealing end surface of the plastic housing in a sealing connection manner; the movable sealing body is positioned in the flow guide cover; the flow guide cover and the movable sealing body are sealed through a sealing part; an air holes which communicate with the chamber of the plastic housing are formed around the bottom surface of the movable sealing body.
Description
Technical field
The present invention relates to a kind of relief valve field of automobile, and in particular to a kind of electronic control pressure release valve for turbocharger
Device.
Background technology
Relief valve also known as relief valve (safety valve) are generally mounted to according to the operating pressure energy automatic open close of system
Protection system safety on the equipment or pipeline of closed system.When equipment or manifold pressure exceed relief valve sets pressure, i.e.,
Automatically turn on pressure release, it is ensured that, under setting pressure, protection equipment and pipeline prevent meaning for equipment and pipeline internal medium pressure
Outward.Drive the car with turbo charging installation when, when depress gas pedal accelerate when, air throttle open, electromotor will send out with
The lifting for rotating speed sends the sound of " grace ... ", and electromotor is discharged the exhaust energy of High Temperature High Pressure and promotes exhaust gas turbine rotation,
Rotating speed (when namely making turbine be rotated in more than 100,000 turns per minute) when turbocharger operation is reached, turbocharger
Just the air of surrounding is compressed, is increased air input of engine by air, lifted the dynamic property of electromotor.But oil is being received when us
When, throttle opening reduces rapidly the idling mode until in closing, that is to say, that electromotor does not need air inlet, in other words
Air-flow in air inlet pipe can be obstructed at air throttle.But turbocharger does not quit work at this very moment, due to inertia, whirlpool
Wheel supercharger stills remain in more than 100,000 turns per minute of rotating speed to be continued to be rotating.Now it is envisioned that air now still
So continue by continuously compression in air inlet pipe, if this partial high pressure air can not be arranged in time in air inlet pipe
Walk, in will making air inlet pipe, pressure is raised rapidly, gently then occur acceleration drag, accelerate it is not smooth, it is heavy then be likely to cause air throttle
Damage or air inlet pipe explosion.At this moment, it is necessary to install a pressure relief device in admission line additional, lay down in pipeline from air inlet
Unnecessary pressure-air after turbo-compressor.Actually relief valve is just mounted in a valve in air inlet pipe, to control supercharging
Pressure.The solenoid controlled that the opening and closing of relief valve is manipulated by ECU (electronic control unit).ECU can be pressurized according to turbine outlet
Pressure height judging, when pressure exceedes marginal value, solenoid will be powered or power-off control, from
And it is turned on and off relief valve.When pressure-relief valve cuts out to ensure there are enough admission pressures in air inlet pipe as foundation, work as valve
Opening can be let out unnecessary gas in air, mitigate pressure in air intake duct, protect engine charge pipeline.So we hear
" give a tongue-lashing, give a tongue-lashing " sound in refitted car is exactly sound of the relief valve in pressure release aerofluxuss.
From the foregoing, it will be observed that evaluate relief valve quality good or not, mainly from from the aspect of three, 1, relief valve perform opening and closing it is sensitive
Degree performance；2nd, the anti-wear performance of relief valve；3rd, the sealing property of relief valve.
The content of the invention
The purpose of the present invention is to overcome the deficiencies in the prior art, there is provided a kind of automatically controlled pressure release for turbocharger
Valve gear, the sensitivity behaviour for solving existing relief valve execution opening and closing are low, not wear-resisting, and the problem that sealing property of divulging a secret is low.
The present invention is achieved through the following technical solutions：
A kind of electronic control pressure release valve device for turbocharger, including plastic packaging housing, in the cavity of the plastic packaging housing
With coil rack, coil on the coil rack, is arranged with, the coil is connected with inserted sheet, in the coil rack, is provided with fixed
Iron core, the central authorities of the fixed core are provided with the vertical axis of guide, and sliding on the axis of guide is arranged with below fixed core
Dynamic iron core, is supported by return spring between the dynamic iron core and fixed core；The dynamic iron core is located at by guideway slip cap
On the axis of guide；The dynamic iron core lower end is connected with movable sealing body, and the lower seal face of the plastic packaging housing is provided with a kuppe,
It is tightly connected between the kuppe and the lower seal face of plastic packaging housing, the movable sealing body is located in the kuppe；
Sealed by sealing member between the kuppe and the movable sealing body；It is surrounded with the bottom surface of the movable sealing body
The passage connected with the cavity of plastic packaging housing.
Further, the internal layer of the guideway is polytetrafluorethylecoatings coatings, and outer layer is metal jacket.
Further, the lower seal face of the plastic packaging housing is provided with O-ring seal.
Further, metallic magnetic set is cased with outside the dynamic iron core, and the metal magnetosheath includes interior metal magnetosheath, is placed on Endothelium corneum
Outer metal magnetosheath outside category magnetosheath, the interior metal magnetosheath and outer metallic magnetic are set in plastic packaging housing, and both effects are
Magnetic circuit is turned on further so that dynamic iron core is up more smooth strong.
Further, it is tightly connected by lip seal circle between the kuppe and the movable sealing body.
Further, the upper end of the plastic packaging housing is provided with a socket set, and the inserted sheet is located in socket set.
Further, the movable sealing body lower end is the sealing of sealing of cooperating with turbocharger exhaust nozzle
Mouthful.
The present invention compared with prior art, has the following advantages and advantages：
When relief valve is closed, the seal of movable sealing body cooperates seal process to turbocharger exhaust nozzle
In, the air-flow that electromotor is discharged forms larger pressure to the sealing surface of movable sealing body, prevents seal from arranging to turbocharger
Inflator mouth cooperates sealing, by being surrounded with connect with the cavity of plastic packaging housing logical on the bottom surface of movable sealing body
Pore, when relief valve is closed, the air-flow that electromotor is discharged enters the cavity of plastic packaging housing by the passage of movable sealing body
Interior, stream pressure is identical to bear the sealing surface both sides of movable sealing body, and so the seal in movable sealing body increases to turbine
Depressor aerofluxuss nozzle cooperates in seal process, and movable sealing body need to only overcome the resistance of very little to can be achieved with and turbocharging
Device aerofluxuss nozzle cooperates seal closure；
It is polytetrafluorethylecoatings coatings in the internal layer of guideway, outer layer is metal jacket, be can ensure that by metal jacket
The intensity requirement of guideway, polytetrafluorethylecoatings coatings can reduce the coefficient of friction between guideway and the axis of guide, reduce
The resistance of motion of guideway, there is provided the service life of guideway.
Description of the drawings
Accompanying drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is a kind of structural representation of the electronic control pressure release valve device for turbocharger of the present invention；
Fig. 2 is the structural representation of movable sealing body of the present invention；
Structural representations of the Fig. 3 for embodiment of the present invention relief valve closure state；
Structural representations of the Fig. 4 for embodiment of the present invention relief valve opening；
Labelling and corresponding parts title in accompanying drawing：
1- plastic packaging housings, 2- coil racks, seal face under 3-, 4- inserted sheets, 5- socket sets, 6- fixed cores, the 7- axis of guides,
8- dynamic iron cores, 9- return springs, 10- guideways, 11- seals, 12- movable sealing bodies, 13- lip seal circles, 14- water conservancy diversion
Cover, 15-O type sealing rings, metal magnetosheath in 16-, the outer metal magnetosheaths of 17-, 18- exhaustors, 19- coils, 20- passages.
Specific embodiment
For making the object, technical solutions and advantages of the present invention become more apparent, with reference to embodiment and accompanying drawing, to this
Invention is described in further detail, and the exemplary embodiment of the present invention and its explanation are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment
As Figure 1-4, a kind of electronic control pressure release valve device for turbocharger of the present invention, including plastic packaging housing 1, institute
State, on the coil rack 2, be arranged with coil 19, coil 19 is connected with inserted sheet 4
Connect, in coil rack 2, be provided with fixed core 6, the central authorities of the fixed core 6 are provided with the vertical axis of guide 7, it is sliding on the axis of guide 7
The dynamic dynamic iron core 8 being arranged with below fixed core 6, is supported by return spring 9 between the dynamic iron core 8 and fixed core 6；It is described
Dynamic iron core 8 is by 10 slip cap of guideway on the axis of guide 7；8 lower end of the dynamic iron core is connected with movable sealing body 12 (such as
Shown in Fig. 2), the lower seal face 3 of the plastic packaging housing 1 is provided with a kuppe 14, under the kuppe 14 and plastic packaging housing 1
It is tightly connected between seal face 3, the movable sealing body 12 is located in the kuppe 14；The kuppe 14 and the work
Sealed by sealing member between dynamic sealing body 12；It is surrounded with the bottom surface of the movable sealing body 12 and plastic packaging housing 1
The passage 20 of cavity connection.When relief valve is closed, the seal of movable sealing body is mutual to turbocharger exhaust nozzle
During fitted seal, the air-flow that electromotor is discharged forms larger pressure to the sealing surface of movable sealing body, prevent seal to
Turbocharger exhaust nozzle cooperates sealing, by being surrounded with the bottom surface of movable sealing body and plastic packaging housing
The passage of cavity connection, when relief valve is closed, the air-flow that electromotor is discharged enters modeling by the passage of movable sealing body
In the cavity of capsule body, stream pressure is identical to bear the sealing surface both sides of movable sealing body, so in the close of movable sealing body
Seal to turbocharger exhaust nozzle and cooperate in seal process, movable sealing body need to only overcome the resistance of very little real with regard to energy
Now cooperated seal closure with turbocharger exhaust nozzle.
It is polytetrafluorethylecoatings coatings in the internal layer of guideway, outer layer is metal jacket, be can ensure that by metal jacket
The intensity requirement of guideway, polytetrafluorethylecoatings coatings can reduce the coefficient of friction between guideway and the axis of guide, reduce
The resistance of motion of guideway, there is provided the service life of guideway.
The lower seal face 3 of plastic packaging housing 1 is provided with O-ring seal 15.Metallic magnetic set, the gold are cased with outside dynamic iron core 8
Category magnetosheath includes interior metal magnetosheath 16, the outer metal magnetosheath 17 being placed on outside interior metal magnetosheath 16, the interior metal magnetosheath 16 and outer
Metal magnetosheath 17 is arranged in plastic packaging housing 1, and both effects are further to turn on magnetic circuit so that dynamic iron core 8 is up more smooth
Effectively.It is tightly connected by lip seal circle 13 between kuppe 14 and the movable sealing body 12, by arranging lip seal
Circle 13 ensure that sealing of the movable sealing body 12 in motor process in kuppe 14.The upper end of plastic packaging housing 1 is provided with one and inserts
Muzzle 5, the inserted sheet 4 are located in socket set 5.12 lower end of movable sealing body is and turbocharger exhaust nozzle phase interworking
Close the seal 11 of sealing.
When in use, as shown in figure 3, the exhaustor 18 of electromotor is connected on the lower surface of movable sealing body 12, when inserted sheet 4
During access failure power supply, due to the effect of return spring 9 so that dynamic iron core 8 drives movable sealing body 12 to move downward, and blocks gas
Outflow, play a part of sealing close, due to the setting of 12 upper vent hole 20 of movable sealing body so that movable sealing body 12
Sealing surface both sides bear that stream pressure is identical, so movable sealing body seal to turbocharger exhaust nozzle phase interworking
Close in seal process, movable sealing body need to only overcome the resistance of very little to can be achieved with cooperating with turbocharger exhaust nozzle
Seal closure.
As shown in figure 4, dynamic iron core 8 is lifted upwards as coil produces axial force of magnetic field when inserted sheet 4 switches on power, from
And drive movable sealing body 12 to move upwards so that there is between movable sealing body 12 and exhaustor 18 gap, no longer seal, gas
Body flows out, and plays unlatching decompression function.
The above specific embodiment, has been carried out to the purpose of the present invention, technical scheme and beneficial effect further in detail
Describe bright, the be should be understood that specific embodiment that the foregoing is only the present invention in detail, be not intended to limit the present invention
Protection domain, all any modification, equivalent substitution and improvements within the spirit and principles in the present invention, done etc., should be included in
Within protection scope of the present invention.
Claims (7)
1. a kind of electronic control pressure release valve device for turbocharger, including plastic packaging housing (1), it is characterised in that：The plastic packaging
There is in the cavity of housing (1) coil rack (2), coil (19) on coil rack (2), is arranged with, coil (19) with
Inserted sheet (4) connects, and is provided with fixed core (6) in coil rack (2), and the central authorities of fixed core (6) are provided with the vertical axis of guide
(7), on the axis of guide (7), slip is arranged with the dynamic iron core (8) below fixed core (6), dynamic iron core (8) and determines ferrum
Return spring (9) is supported by between core (6)；Described dynamic iron core (8) are located at the axis of guide (7) by guideway (10) slip cap
On；8 lower end of the dynamic iron core is connected with movable sealing body (12), and the lower seal face (3) of plastic packaging housing (1) is provided with a kuppe
(14), it is tightly connected between kuppe (14) and the lower seal face (3) of plastic packaging housing (1), the movable sealing body
(12) it is located in the kuppe (14)；Sealed by sealing member between kuppe (14) and movable sealing body (12)；Institute
The passage (20) connected with the cavity of plastic packaging housing (1) is surrounded with the bottom surface for stating movable sealing body (12).
2. a kind of electronic control pressure release valve device for turbocharger according to claim 1, it is characterised in that：It is described to lead
It is polytetrafluorethylecoatings coatings to the internal layer of axle sleeve (10), outer layer is metal jacket.
3. a kind of electronic control pressure release valve device for turbocharger according to claim 1, it is characterised in that：The modeling
The lower seal face (3) of capsule body (1) is provided with O-ring seal (15).
4. a kind of electronic control pressure release valve device for turbocharger according to claim 1, it is characterised in that：It is described dynamic
Metallic magnetic set is cased with outside iron core (8), the metal magnetosheath includes interior metal magnetosheath (16), is placed on interior metal magnetosheath (16) outward outer
Metal magnetosheath (17), interior metal magnetosheath (16) and outer metal magnetosheath 17 are arranged in plastic packaging housing (1).
5. a kind of electronic control pressure release valve device for turbocharger according to claim 1, it is characterised in that：It is described to lead
It is tightly connected by lip seal circle (13) between stream cover (14) and movable sealing body (12).
6. a kind of electronic control pressure release valve device for turbocharger according to any one of claim 1-5, its feature exist
In：The upper end of plastic packaging housing (1) is provided with a socket set (5), and described inserted sheet (4) are located in socket set (5).
7. a kind of electronic control pressure release valve device for turbocharger according to any one of claim 6, it is characterised in that：
Movable sealing body (12) lower end is the seal (11) of sealing of cooperating with turbocharger exhaust nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611154050.0A CN106523136A (en) | 2016-12-14 | 2016-12-14 | Electrically-controlled pressure release valve device for turbocharger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611154050.0A CN106523136A (en) | 2016-12-14 | 2016-12-14 | Electrically-controlled pressure release valve device for turbocharger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106523136A true CN106523136A (en) | 2017-03-22 |
Family
ID=58339461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611154050.0A Pending CN106523136A (en) | 2016-12-14 | 2016-12-14 | Electrically-controlled pressure release valve device for turbocharger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106523136A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107575622A (en) * | 2017-09-28 | 2018-01-12 | 贵州新安航空机械有限责任公司 | A kind of booster relief valve lip type combined sealing structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204225999U (en) * | 2014-11-26 | 2015-03-25 | 张平 | Air inlet Decompression valves on automobile turbocharger |
| CN204552932U (en) * | 2015-03-13 | 2015-08-12 | 张平 | A kind of air inlet Decompression valves on automobile turbocharger |
| CN204691896U (en) * | 2015-05-12 | 2015-10-07 | 宁波超超电器有限公司 | Air inlet Decompression valves on automobile turbocharger |
| CN205025565U (en) * | 2015-10-09 | 2016-02-10 | 宁波超超汽车电子有限公司 | Car turbo charger's relief valve that admits air |
| CN206290327U (en) * | 2016-12-14 | 2017-06-30 | 宜宾天瑞达汽车零部件有限公司 | A kind of electronic control pressure release valve of automobile turbocharger |
-
2016
- 2016-12-14 CN CN201611154050.0A patent/CN106523136A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204225999U (en) * | 2014-11-26 | 2015-03-25 | 张平 | Air inlet Decompression valves on automobile turbocharger |
| CN204552932U (en) * | 2015-03-13 | 2015-08-12 | 张平 | A kind of air inlet Decompression valves on automobile turbocharger |
| CN204691896U (en) * | 2015-05-12 | 2015-10-07 | 宁波超超电器有限公司 | Air inlet Decompression valves on automobile turbocharger |
| CN205025565U (en) * | 2015-10-09 | 2016-02-10 | 宁波超超汽车电子有限公司 | Car turbo charger's relief valve that admits air |
| CN206290327U (en) * | 2016-12-14 | 2017-06-30 | 宜宾天瑞达汽车零部件有限公司 | A kind of electronic control pressure release valve of automobile turbocharger |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107575622A (en) * | 2017-09-28 | 2018-01-12 | 贵州新安航空机械有限责任公司 | A kind of booster relief valve lip type combined sealing structure |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170322 |