CN106402408B - A kind of automatic gear-box solenoid valve - Google Patents
A kind of automatic gear-box solenoid valve Download PDFInfo
- Publication number
- CN106402408B CN106402408B CN201610774535.3A CN201610774535A CN106402408B CN 106402408 B CN106402408 B CN 106402408B CN 201610774535 A CN201610774535 A CN 201610774535A CN 106402408 B CN106402408 B CN 106402408B
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- China
- Prior art keywords
- mandril
- valve
- iron core
- mouthfuls
- valve body
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 26
- 239000010959 steel Substances 0.000 claims abstract description 26
- 239000012530 fluid Substances 0.000 claims abstract description 23
- 239000004033 plastic Substances 0.000 claims abstract description 22
- 229920003023 plastic Polymers 0.000 claims abstract description 22
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims abstract description 10
- 239000003921 oil Substances 0.000 claims abstract description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 48
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 19
- 239000010949 copper Substances 0.000 claims description 19
- 229910052802 copper Inorganic materials 0.000 claims description 19
- 230000003068 static effect Effects 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 15
- 239000004411 aluminium Substances 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 230000005292 diamagnetic effect Effects 0.000 claims description 3
- 230000005291 magnetic effect Effects 0.000 claims description 3
- 230000036316 preload Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims description 2
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 238000004806 packaging method and process Methods 0.000 claims 1
- 238000012545 processing Methods 0.000 abstract description 13
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/14—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with ball-shaped valve member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D48/00—External control of clutches
- F16D48/02—Control by fluid pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0245—Construction of housing; Use of materials therefor of lift valves with ball-shaped valve members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/029—Electromagnetically actuated valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0644—One-way valve
- F16K31/0655—Lift valves
- F16K31/0665—Lift valves with valve member being at least partially ball-shaped
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0675—Electromagnet aspects, e.g. electric supply therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D48/00—External control of clutches
- F16D48/02—Control by fluid pressure
- F16D2048/0221—Valves for clutch control systems; Details thereof
Abstract
A kind of automatic gear-box solenoid valve disclosed by the invention, include the valve body and electromagnetic coil assembly added with valve chamber, A mouthfuls of P mouthfuls of valve body processing hydraulic hydraulic fluid port and hydraulic oil port, core assembly is installed in the valve chamber of valve body, valve body is the plastics valve body using plastics forming, the steel ball and plastics valve plug and formed for axially pushing steel ball to open the mandril that unidirectional hydraulic fluid port makes the oil circuit between P mouthfuls and A mouthfuls penetrate through that unidirectional hydraulic fluid port of the core assembly in energy and valve chamber is formed with steel modeling formula soft seal；Plastics valve plug forms oil-through hole, and electromagnetic coil assembly is connected as a body through plastic-sealed body and valve body, and the tail end of mandril is extend into electromagnetic coil assembly, which pushes steel ball by electromagnetic force and spring force combination control mandril；Fixing sleeve, which is furnished with, on valve body can make automatic gear-box solenoid valve realize that the strainer connector of fast-spliced installation, strainer connector are equipped with the strainer being filtered to the hydraulic oil for flowing through A mouthfuls and P mouthfuls with speed changer valve plate.
Description
Technical field
The present invention relates to a kind of parts of automatic gear-box, specifically a kind of automatic gear-box solenoid valve.
Background technology
Gearbox employed in automobile gradually replaces manual transmission, especially in medium-to-high grade vehicle by automatic gear-box
In nearly all use automatic gear-box.Modern Vehicle Engine electronic control system is more and more tended to select solenoid valve
As actuator, this is because solenoid valve can directly control distributive value and injection timing, part injection rate can also use electromagnetism
Valve is realized.In this way, three item controlleds can only be completed there are one actuator, make the hardware of entire electronic system can
To greatly simplify, therefore, solenoid valve is one of parts mostly important in current automatic gear-box.Still further aspect, switch
Formula solenoid valve is fairly simple, and drive control part is simple more than actuators such as stepper motor, proportion electro-magnets.
Using solenoid valve as the actuator of the electric-control system of engine, main function is the break-make for controlling oil circuit, is made
It is opened and closed frequently with solenoid valve in the process, this requires the good concentricity of holding between each moving component, moving component is got over
More, the holding of concentricity is more difficult, and processing, assembly difficulty are also big, and the production cost of product is also higher.Once cannot keep
Good concentricity between moving component will influence the performance and service life of solenoid valve, and then influence entire engine
Performance.
Invention content
The technical problem to be solved by the present invention is to the present situations for the prior art, and provide simple in structure, service life
It is long, part processing precision is required it is low, and be quick on the draw, stability is good and can realize that a kind of automatic gear-box of quick assembling is electric
Magnet valve.
Technical solution is used by the present invention solves above-mentioned technical problem：A kind of automatic gear-box solenoid valve, including axis
To added with valve chamber valve body and the electromagnetic coil assembly that is connected with the valve body, the circumferential surface of valve body be radially machined with the liquid of connection valve chamber
The preceding accent of P mouthfuls of press oil port, the valve chamber constitutes A mouthfuls of hydraulic oil port, and core assembly is equipped in the valve chamber of valve body, and valve body is to adopt
With the plastics valve body of plastics forming, core assembly with the unidirectional hydraulic fluid port in valve chamber from that can form with steel modeling formula soft seal
Steel ball and plastics valve plug for being actively located in steel ball in valve chamber and steel ball is pushed to open unidirectional hydraulic fluid port for axial
Make the mandril composition that the oil circuit between P mouthfuls and A mouthfuls penetrates through；Plastics valve plug forms oil-through hole, electromagnetic coil assembly through plastic-sealed body with
Valve body is connected as a body, and the tail end sealing of mandril is slidably extend into electromagnetic coil assembly, which passes through electricity
Magnetic force and spring force combination control mandril push steel ball；Fixing sleeve, which is furnished with, on valve body can make automatic gear-box solenoid valve and speed changer
Valve plate realizes the strainer connector of fast-spliced installation, and strainer connector, which is equipped, carries out the hydraulic oil for flowing through A mouthfuls and P mouthfuls
The strainer of filtering.
The technical measures of optimization further include：
The tail accent of above-mentioned valve body valve chamber is pressed with through plastic-sealed body can play the role of diamagnetic copper seat, the center of the copper seat
It processes promising mandril and slides axially and the copper seat guide hole of guiding role is provided, and be machined on copper seat and utilize the lubricious mandril of hydraulic oil
Oilhole, the tip-lever support that cooperation is worn with mandril sliding is installed in plastic-sealed body.
Relatively close front end is machined with annular seal grooves on the peripheral surface of above-mentioned strainer connector, and the ring packing is recessed
Be installed in slot prevents the first sealing ring of hydraulic fluid leak after being installed with speed changer valve plate plug-in type, outside strainer connector
Relatively close rear end is machined with annular channel on circumferential surface, is equipped in the annular channel after being installed with speed changer valve plate plug-in type
Prevent the second sealing ring of hydraulic fluid leak.
Above-mentioned electromagnetic coil assembly includes coil case, electromagnetic coil, dynamic iron core group and static iron core；Coil case is molded
There are the center stepped hole in center and the annular assembly cavity around center stepped hole, electromagnetic coil to be fixedly mounted on annular assembly
In chamber, dynamic iron core group is slidingly arranged in center stepped hole, and static iron core is fixedly mounted on the front end of coil case.
The liquid-tight envelope of the front end face of above-mentioned static iron core and the rear end of plastic-sealed body is connected to a fixed, the center processing of the static iron core
There is the slide opening for making the liquid-tight envelope of the tail end of mandril slide through, rear end face and the dynamic iron core group of mandril are detachable phase apical grafting.
Above-mentioned iron core group is made of thick mandril, preceding spring, rear spring and dynamic iron core；Dynamic iron core is fixedly set in thick mandril
On, the leading portion and back segment of the thick mandril extend dynamic iron core, and preceding spring pocket is mounted in the leading portion of thick mandril, and rear spring pocket is mounted in thick
The back segment of mandril, the bottom surface phase apical grafting for the positioning shrinkage pool that the rear end face of mandril is formed with thick mandril front end face.
Above-mentioned dynamic iron core is fixedly set in by the way of aluminium backing and thick mandril interference fit on thick mandril, preceding spring
Front end and static iron core phase apical grafting, the rear end of the preceding spring is contacted with aluminium backing to be matched, and the tail mouth of center stepped hole is provided with
The rear spring seat of spring pre-tightening pressure after adjustable, the bottom surface phase apical grafting of the front end of rear spring and the spring eye of thick mandril, after this
The rear end of spring is matched with rear spring seat apical grafting.
The rear end of above-mentioned electromagnetic coil connects the inserted sheet that promising electromagnetic coil provides power supply, and the rear end of coil case is equipped with
The socket cover of protection is provided for inserted sheet.
A kind of automatic gear-box solenoid valve of the present invention, valve body are made of plastic processing, the steel ball in valve body and valve
The unidirectional hydraulic fluid port of chamber can realize the soft seal assembling structure of the moulding formula of steel, thus good seal performance, can ensure to produce to the maximum extent
The quality of product.The tail accent of valve body valve chamber is pressed with copper seat through plastic-sealed body, and copper seat can play good guiding role and have very
Good diamagnetism.The strainer connector that the automatic gear-box electromagnetic valve body of the present invention passes through installation, moreover it is possible to speed changer valve plate
It realizes quick plug-in type installation, keeps automatic gear-box solenoid valve easier for installation, automatic gear-box solenoid valve passes through electromagnetism
The coil block magnetic force generated that is powered drives mandril movement, realizes the break-make of P mouthful of Electromagnetic Control and A mouthfuls of hydraulic circuits.The present invention
Mandril and dynamic iron core group be detachable design structure, it is thus possible to avoid traditional mandril from being integrally designed needs with dynamic iron core group
The high defect of concentricity, thus the machining accuracy of product is reduced, reduce processing cost.
The configuration of the present invention is simple, service life is long, low to part processing precision requirement, and stability is good and can realize fast quick-mounting
Match, is used especially suitable for the fast automatic gear-box of BMW 6.
Description of the drawings
Fig. 1 is the schematic cross-sectional view of the present invention；
Fig. 2 is the dimensional decomposition structure diagram of the present invention；
Fig. 3 is the dimensional structure diagram of the present invention；
Fig. 4 is the dimensional structure diagram of copper seat in Fig. 1.
Specific implementation mode
Below in conjunction with attached drawing embodiment, present invention is further described in detail.
It is as shown in Figures 1 to 4 the structural schematic diagram of the present invention,
Reference numeral therein is：Valve body 1, valve chamber 1a, unidirectional hydraulic fluid port 1b, steel ball 21, plastics valve plug 22, mandril 23, copper
Seat 24, copper seat guide hole 24a, oilhole 24b, tip-lever support 25, plastic-sealed body 3, electromagnetic coil assembly 4, coil case 41, zone center
Rank hole 41a, annular assembly cavity 41b, electromagnetic coil 42, dynamic iron core group 43, positioning shrinkage pool 43a, thick mandril 431, preceding spring 432,
Spring 433, dynamic iron core 434, aluminium backing 435, static iron core 44, rear spring seat 45, inserted sheet 46, socket cover 47, strainer connector afterwards
5, annular seal grooves 51, annular channel 52, the first sealing ring 61, the second sealing ring 62.
As shown in Figures 1 to 4,
A kind of automatic gear-box solenoid valve of the present invention, including axial direction are connected added with the valve body 1 of valve chamber 1a and with the valve body 1
Electromagnetic coil assembly 4, the circumferential surface of valve body 1 is radially machined with P mouthfuls of the hydraulic oil port of connection valve chamber 1a, the preceding accent of valve chamber 1a
Constitute A mouthfuls of hydraulic oil port, core assembly be installed in the valve chamber 1a of valve body 1, valve body 1 of the invention be using plastic processing at
The plastics valve body of type, valve body 1 made of plastics can avoid the interference of electromagnetism, to improve the stability of valve.It can be with from Fig. 1
See, unidirectional hydraulic fluid port 1b is formed in the valve chamber 1a of valve body 1, to control the oil circuit between P mouthfuls and A mouthfuls,
Core assembly with the unidirectional hydraulic fluid port 1b in valve chamber 1a from that can form the steel ball 21 with steel modeling formula soft seal and use
Steel ball 21 is pushed to open unidirectional hydraulic fluid port 1b in the plastics valve plug 22 that steel ball 21 is actively located in valve chamber 1a and for axial
The mandril 23 that the oil circuit between P mouthfuls and A mouthfuls penetrates through is set to form；Plastics valve plug 22 forms oil-through hole, to ensure between P mouthfuls and A mouthfuls
Oil circuit is unimpeded.
The electromagnetic coil assembly 4 of the present invention is connected as a body through plastic-sealed body 3 and valve body 1, the tail end sealing sliding of mandril 23
Ground is extend into electromagnetic coil assembly 4, which pushes steel by electromagnetic force and spring force combination control mandril 23
Pearl 21；Fixing sleeve, which is furnished with, on valve body 1 can make automatic gear-box solenoid valve realize the filter of fast-spliced installation with speed changer valve plate
Net connector 5, strainer connector 5 are equipped with the strainer being filtered to the hydraulic oil for flowing through A mouthfuls and P mouthfuls.
The great advantage of the present invention is made of that valve body 1 uses plastic processing, the steel ball 21 of such rigidity unidirectional with plastics
Good sealing effect can be realized without installing gasket between hydraulic fluid port 1b, unidirectional hydraulic fluid port 1b and the steel modeling formula that steel ball 21 is formed are soft
Sealing cooperation can improve the leakproofness of this product to the maximum extent.And the present invention can not only due to being fitted with strainer connector 5
The hydraulic oil of disengaging is filtered, and the plug-in type Fast Installation of product may be implemented, automatic gear-box solenoid valve and change
When fast device valve plate installation, it is only necessary to strainer connector 5 are directed at the mounting hole on speed changer valve plate and be inserted into, therefore installed non-
It is often convenient, it is not necessarily to patent tool.
In embodiment, Fig. 1 and Fig. 4 are referred to, the tail accent of 1 valve chamber 1a of valve body of the invention is pressed with energy through plastic-sealed body 3
Play the role of diamagnetic copper seat 24, the center of the copper seat 24, which processes promising mandril 23 and slides axially, to be provided the copper seat of guiding role and lead
Hole 24a, and the oilhole 24b using the lubricious mandril of hydraulic oil 23 is machined on copper seat 24, it is equipped with and pushes up in plastic-sealed body 3
Bar 23 slides the tip-lever support 25 for wearing cooperation.Copper seat 24 is the innovative point again of the present invention, is designed with copper base structure in this way to mandril
23 can play good guiding role, but also have good diamagnetism.
As depicted in figs. 1 and 2, on the peripheral surface of strainer connector 5 of the invention relatively close front end be machined with annular it is close
Groove 51 is sealed, be installed in the annular seal grooves 51 prevents the of hydraulic fluid leak after being installed with speed changer valve plate plug-in type
One sealing ring 61, relatively close rear end is machined with annular channel 52 on the peripheral surface of strainer connector 5, pacifies in the annular channel 52
Equipped with the second sealing ring 62 for preventing hydraulic fluid leak after being installed with speed changer valve plate plug-in type.The periphery of strainer connector 5
The opening of sieve communicated with P mouthfuls is additionally provided on face, the front end face of strainer connector 5 is then designed with the opening of sieve communicated with A mouthfuls, filter
Net design is in opening of sieve, to prevent the impurity in hydraulic oil from entering in valve body.First sealing ring 61 and the second sealing ring 62 are protected
The leakproofness of automatic gear-box solenoid valve assembly is demonstrate,proved.
In embodiment, electromagnetic coil assembly 4 of the invention includes coil case 41, electromagnetic coil 42,43 and of dynamic iron core group
Static iron core 44；Coil case 41 forms the center stepped hole 41a in center and the annular assembly around center stepped hole 41a
Chamber 41b, electromagnetic coil 42 are fixedly mounted in annular assembly cavity 41b, and dynamic iron core group 43 is slidingly arranged at center stepped hole 41a
In, static iron core 44 is fixedly mounted on the front end of coil case 41.
The front end face of static iron core 44 and the liquid-tight envelope in rear end of plastic-sealed body 3 are connected to a fixed, the center processing of the static iron core 44
There is the slide opening for making the liquid-tight envelope of the tail end of mandril 23 slide through, rear end face and the dynamic iron core group 43 of mandril 23 are detachable phase top
It connects.
Iron core group 43 is made of thick mandril 431, preceding spring 432, rear spring 433 and dynamic iron core 434；Dynamic iron core 434 is fixed
It is sleeved on thick mandril 431, the leading portion and back segment of the thick mandril 431 extend dynamic iron core 434, and preceding spring 432 is sleeved on slightly
The leading portion of mandril 431, rear spring pocket 433 are mounted in the back segment of thick mandril 431, the rear end face of mandril 23 and 431 front end face of thick mandril
The bottom surface phase apical grafting for the positioning shrinkage pool 43a being formed with.
The mandril 23 of the present invention is detachable design structure with thick mandril 431, thus is avoided that between them in the added-time
It is required that therefore the high problem of concentricity reduces the precision of product processing, reduces processing cost.
The present invention can generate electromagnetic force after the energization of electromagnetic coil 42, and the electromagnetic force is in iron core group 43 so as to band
Dynamic mandril 23 moves.
Dynamic iron core 434 is fixedly set in such a way that aluminium backing 435 and thick mandril 431 are interference fitted on thick mandril 431,
The front end of preceding spring 432 and 44 phase apical grafting of static iron core, the rear end of the preceding spring 432 is contacted with aluminium backing 435 to be matched, zone center
The tail mouth of rank hole 41a is provided with the rear spring seat 45 of 433 preload pressure of adjustable rear spring, the front end of rear spring 433 and thick top
The rear end of the bottom surface phase apical grafting of the spring eye of bar 431, the rear spring 433 is matched with 45 apical grafting of rear spring seat.The present invention can be with
The preload pressure of spring 433 after being adjusted by rear spring seat 45, to reach the pressure for adjusting unidirectional hydraulic fluid port 1b and opening or closing
Size.The present invention is equipped with spring in the both sides of both ends, that is, dynamic iron core 434 of thick mandril 431, in this way to the movement energy of dynamic iron core
Play the role of buffering, and this structure enables the noise of this valve to reduce.
The rear end of electromagnetic coil 42 connects the inserted sheet 46 that promising electromagnetic coil 42 provides power supply, and the rear end of coil case 41 is set
Promising inserted sheet 46 provides the socket cover 47 of protection.
The automatic gear-box solenoid valve of the present invention is a kind of switch electromagnetic valve open in usual, when 42 no power of electromagnetic coil,
Mandril 23 is moved to the left through spring 432 before the promotion compression of thick mandril 431 under the effect of rear spring 433 and pushes steel ball 21 open, make unidirectional
Hydraulic fluid port 1b is opened, and is connected between P mouthfuls and A mouthfuls, after electromagnetic coil 42 is powered, after dynamic iron core 434 is compressed by the effect of electromagnetic force
Spring 433 moves right, and so that mandril 23 is moved right and closes unidirectional hydraulic fluid port 1b, the channel between P mouthfuls and A mouthfuls of cut-out is played one and opened
The effect for closing oil circuit, to realize control clutch.
The configuration of the present invention is simple, service life is long, low to part processing precision requirement, and stability is good and can realize fast quick-mounting
Match, is used especially suitable for the fast automatic gear-box of BMW 6.
Highly preferred embodiment of the present invention has illustrated, and the various change or remodeling made by those of ordinary skill in the art are not
It can depart from the scope of the present invention.
Claims (8)
1. a kind of automatic gear-box solenoid valve, include valve body (1) and the electricity that with the valve body (1) is connected of the axial direction added with valve chamber (1a)
Magnetic coil assemblies (4), the circumferential surface of the valve body (1) are radially machined with P mouthfuls of the hydraulic oil port of connection valve chamber (1a), the valve chamber
The preceding accent of (1a) constitutes A mouthfuls of hydraulic oil port, and core assembly, feature are equipped in the valve chamber (1a) of the valve body (1)
It is：The valve body (1) be using plastics forming plastics valve body, the core assembly by can in valve chamber (1a)
Unidirectional hydraulic fluid port (1b) forms the steel ball (21) of steel modeling formula soft seal cooperation and for steel ball (21) to be actively located in valve chamber
It plastics valve plug (22) in (1a) and pushes steel ball (21) to open unidirectional hydraulic fluid port (1b) to make the oil circuit between P mouthfuls and A mouthfuls for axial
The mandril (23) of perforation forms；The plastics valve plug (22) forms oil-through hole, and the electromagnetic coil assembly (4) is through plastic packaging
Body (3) is connected as a body with valve body (1), and the tail end sealing of the mandril (23) slidably extend into electromagnetic coil assembly (4)
In, which pushes steel ball (21) by electromagnetic force and spring force combination control mandril (23)；The valve body
(1) fixing sleeve, which is furnished with, on can make automatic gear-box solenoid valve realize the strainer connector of fast-spliced installation with speed changer valve plate
(5), the strainer connector (5) is equipped with the strainer being filtered to the hydraulic oil for flowing through A mouthfuls and P mouthfuls.
2. a kind of automatic gear-box solenoid valve according to claim 1, it is characterized in that：Described valve body (1) valve chamber (1a)
Tail accent be pressed with through plastic-sealed body (3) diamagnetic copper seat (24) can be played the role of, the center of the copper seat (24) processes promising top
Bar (23), which slides axially, provides the copper seat guide hole (24a) of guiding role, and is machined on copper seat (24) lubricious using hydraulic oil
The oilhole (24b) of mandril (23) is equipped with the tip-lever support that cooperation is worn with mandril (23) sliding in the plastic-sealed body (3)
(25)。
3. a kind of automatic gear-box solenoid valve according to claim 2, it is characterized in that：The strainer connector (5)
Relatively close front end is machined with annular seal grooves (51) on peripheral surface, be installed in the annular seal grooves (51) with speed change
The first sealing ring (61) of hydraulic fluid leak, the peripheral surface of the strainer connector (5) are prevented after the installation of device valve plate plug-in type
Upper relatively close rear end is machined with annular channel (52), is equipped in the annular channel (52) and pacifies with speed changer valve plate plug-in type
The second sealing ring (62) of hydraulic fluid leak is prevented after dress.
4. a kind of automatic gear-box solenoid valve according to claim 3, it is characterized in that：The electromagnetic coil assembly (4)
Including coil case (41), electromagnetic coil (42), dynamic iron core group (43) and static iron core (44)；Coil case (41) molding
There are the center stepped hole (41a) in center and the annular assembly cavity (41b) around center stepped hole (41a), the electromagnetism
Coil (42) is fixedly mounted in annular assembly cavity (41b), and the dynamic iron core group (43) is slidingly arranged at center stepped hole
In (41a), the static iron core (44) is fixedly mounted on the front end of coil case (41).
5. a kind of automatic gear-box solenoid valve according to claim 4, it is characterized in that：The front end of the static iron core (44)
Face and the liquid-tight envelope in rear end of plastic-sealed body (3) are connected to a fixed, and the center of the static iron core (44) is machined with the tail end for making mandril (23)
The slide opening that liquid-tight envelope slides through, rear end face and the dynamic iron core group (43) of the mandril (23) are detachable phase apical grafting.
6. a kind of automatic gear-box solenoid valve according to claim 5, it is characterized in that：The iron core group (43) is by slightly pushing up
Bar (431), preceding spring (432), rear spring (433) and dynamic iron core (434) composition；The dynamic iron core (434) is fixedly set in
On thick mandril (431), the leading portion and back segment of the thick mandril (431) extend dynamic iron core (434), the preceding spring (432)
It is sleeved on the leading portion of thick mandril (431), the rear spring (433) is sleeved on the back segment of thick mandril (431), the mandril
(23) the bottom surface phase apical grafting for the positioning shrinkage pool (43a) that rear end face is formed with thick mandril (431) front end face.
7. a kind of automatic gear-box solenoid valve according to claim 6, it is characterized in that：The dynamic iron core (434) uses
Aluminium backing (435) and the mode of thick mandril (431) interference fit are fixedly set on thick mandril (431), the preceding spring
(432) front end and static iron core (44) phase apical grafting, the rear end of the preceding spring (432) is contacted with aluminium backing (435) to be matched, described
Center stepped hole (41a) tail mouth be provided with it is adjustable after spring (433) preload pressure rear spring seat (45), after described
The bottom surface phase apical grafting of the front end of spring (433) and the spring eye of thick mandril (431), rear end and the rear spring of the rear spring (433)
Seat (45) apical grafting matches.
8. a kind of automatic gear-box solenoid valve according to claim 7, it is characterized in that：After the electromagnetic coil (42)
End connects the inserted sheet (46) that promising electromagnetic coil (42) provides power supply, and it is inserted sheet that the rear end of the coil case (41), which is equipped with,
(46) socket cover (47) of protection is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610774535.3A CN106402408B (en) | 2016-08-31 | 2016-08-31 | A kind of automatic gear-box solenoid valve |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610774535.3A CN106402408B (en) | 2016-08-31 | 2016-08-31 | A kind of automatic gear-box solenoid valve |
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| Publication Number | Publication Date |
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| CN106402408A CN106402408A (en) | 2017-02-15 |
| CN106402408B true CN106402408B (en) | 2018-08-17 |
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| CN201610774535.3A Active CN106402408B (en) | 2016-08-31 | 2016-08-31 | A kind of automatic gear-box solenoid valve |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109915646A (en) * | 2019-04-11 | 2019-06-21 | 海力达汽车系统（常熟）有限公司 | A kind of hydraulic buttery valve that stability is good |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2612577Y (en) * | 2003-03-31 | 2004-04-21 | 贵州红林机械有限公司 | Pressure boost type magnetic valve of sedan locking proof device |
| JP4141375B2 (en) * | 2003-11-07 | 2008-08-27 | 三菱電機株式会社 | 3-way bleed proportional solenoid valve |
| CN201302000Y (en) * | 2008-12-01 | 2009-09-02 | 万向集团公司 | Normally-open high-frequency electromagnetic switching valve for automatic gear-box |
| CN102221023A (en) * | 2011-06-20 | 2011-10-19 | 重庆华渝电气仪表总厂 | Guide normally-closed type hydraulic electromagnetic valve |
| CN202971958U (en) * | 2012-12-28 | 2013-06-05 | 深圳市特尔佳科技股份有限公司 | Two-position two-way electromagnetic valve of engine brake system |
| CN205956405U (en) * | 2016-08-31 | 2017-02-15 | 宁波星宇国均汽车电磁阀有限公司 | Automatic transmission electromagnetic valve |
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Address after: 315514 55 Fang Gang Road, Fang Qiao Industrial Area, Jiangkou street, Fenghua, Zhejiang Applicant after: Ningbo Pu Lowell mechanical and Electrical Technology Co.,Ltd. Address before: 315514 55 Fang Gang Road, Fang Qiao Industrial Area, Jiangkou street, Fenghua, Ningbo, Zhejiang Applicant before: NINGBO XINGYU GUOJUN AUTO SOLENOID VALVE CO.,LTD. |
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Effective date of registration: 20200908 Address after: 315514, Zhejiang, Ningbo province Fenghua District Jiangkou Street Square Bridge Industrial Zone Hengfeng Road West End Patentee after: XINGYU ELECTRON (NINGBO) Co.,Ltd. Address before: 315514, No. 55, Fang Gang Road, Fenghua District, Zhejiang Province Patentee before: Ningbo Pu Lowell mechanical and Electrical Technology Co.,Ltd. |
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Denomination of invention: An automatic transmission solenoid valve Effective date of registration: 20210918 Granted publication date: 20180817 Pledgee: Bank of China Limited by Share Ltd. Fenghua branch Pledgor: XINGYU ELECTRON (NINGBO) Co.,Ltd. Registration number: Y2021330001729 |
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