CN103195969A - Proportional control hydraulic valve structure - Google Patents
Proportional control hydraulic valve structure Download PDFInfo
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- CN103195969A CN103195969A CN2013100997491A CN201310099749A CN103195969A CN 103195969 A CN103195969 A CN 103195969A CN 2013100997491 A CN2013100997491 A CN 2013100997491A CN 201310099749 A CN201310099749 A CN 201310099749A CN 103195969 A CN103195969 A CN 103195969A
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Abstract
The invention provides an engine proportional control hydraulic valve structure applicable to the field of automobile engines. A spring (1) and a spool (4) are sequentially arranged in a valve body (3) of a hydraulic valve, a plurality of oil holes (12) are formed on the valve body (3), a coil assembly (10), a front magnetic pole (7) and a magnetic core assembly (8) are arranged in a housing (9), the front magnetic pole (7) and the housing (9 ) are in an attaching structure, and the coil assembly (10) is connected with a control member (35). According to the proportional control hydraulic valve structure, the response speed and the reliability of a solenoid valve are improved, and the applicability of the proportional control solenoid valve is wide. The proportional control hydraulic valve structure can be simultaneously mounted in an engine cylinder head with a peripherally uniformly-distributed oil-way structure by replacing the front valve body portion.
Description
Technical field
The present invention relates to the motor car engine field, in particular, relate to a kind of motor proportional control hydrovalve, be used for the intake valve of motor or the switching of exhaust valve are regularly controlled.
Background technique
Variable Valve Timing Technique of IC Engine (VVT, Variable Valve Timing) as the new technology of a energy efficiency, is widely used on the Modern Car in recent years.And as the controlling component of variable valve timing system of engine final controlling element---the proportional control hydraulic buttery valve parts that also are absolutely necessary, but because the proportional control hydraulic buttery valve needs higher speed of response and higher reliability requirement, so be the parts of paying close attention in the Variable Valve Timing Technique of IC Engine always.Motor proportional control hydraulic buttery valve product of the prior art, because its front end valve body part unreasonable products structure needs seven oilholes, increased processing cost and oil circuit for the interference of response time, the movement parts quality is excessive simultaneously, makes speed of response lower.
Summary of the invention
Technical problem to be solved by this invention is: the proportional control hydraulic buttery valve that a kind of brand new is provided, speed of response and the reliability of solenoid valve are improved, make the adaptability of proportional control solenoid valve wideer simultaneously, by changing front end valve body part, can realize simultaneously being installed in the engine cylinder cover of circumferential uniform oil channel structures.
Solve above-described technical problem, the technological scheme that the present invention takes is:
The present invention is a kind of proportional control hydrovalve structure, a kind of proportional control hydrovalve structure, described hydrovalve structure comprises the shell of hollow valve body and hollow, the valve body end face is fixedlyed connected with the shell end face, it is characterized in that: mounting spring successively in the described valve body, spool, a plurality of oilholes are set on the valve body, the coil assembly assembly is installed in the shell, and preceding magnetic pole and the total member of magnetic core, before magnetic pole be set to the structure of fitting with shell, the component open-closed controlling component of coil assembly assembly and control coil assembly is connected.
Described valve body is set to the structure by the machining mode manufacturing, multiple tracks oilhole on the valve body all is set to the long arc shape structure, the end side surface that valve body is not connected with shell is offered oil drainage hole, the fan-shaped structure that is set to greater than an angle of 90 degrees that constitutes between the axle center of per pass oilhole and spool.
Described shell comprises outer casing sleeve and outer casing stand, and wherein outer casing sleeve is provided with step-like structure and end face positioning groove.The coil assembly assembly comprises coil winding and coil internal layer and coil skin, coil winding is inlaid in the interlayer between coil internal layer and the coil skin, the metal tube that the inner suit of described coil internal layer can not be magnetized, preceding magnetic pole and the total member of magnetic core are installed in the metal tube, and a valve body filter screen that is used for preventing impurity respectively is set on the described per pass oilhole.
Circular groove I and circular groove II along preceding one week of magnetic pole surfaces are set on the magnetic pole before described, difference setting-in O shape circle I and O shape circle II in circular groove I and the circular groove II, O shape circle I and O shape circle II (are set to prevent that the interior lubricant oil of valve body from flowing out the structure between shell and the metal tube, the circular groove I is set to extend on the endoporus of valve body, and the circular groove II is set to be positioned on the total member of magnetic core of metal tube one end.
Magnetic pole extends to the structure that is set to interference or transition fit between the interior end of metal tube and the metal tube before described, be set to the structure of Spielpassung between the total member of magnetic core and the metal tube, the outer ring of described valve body arranges outer annular groove, suit valve body O shape circle in the outer annular groove.
Described spool comprises supporting portion, described supporting part is set to account for the structure of whole valve body length 2/5, described metal tube comprises the metal tube bottom, fit with the total member of magnetic core in the metal tube bottom, the salient point of a plurality of projectioies is set on the metal tube bottom, and the front end arranged outside of described coil assembly spare is useful on the coil assembly spare circular groove that O type circle is installed.
Described shell is the round tube shape structure that punching press is made, outer casing back is gone out the end face positioning groove, finish the angle and locate mutually so that cooperate with coil assembly spare, the shell front end arranges step-like structure, and the plane of described step-like structure is lower than the coil front-end face of coil assembly spare.
On the outer casing sleeve of described shell outer casing stand is set, carrying out projection welding by a plurality of projection welding spots between outer casing stand and the outer casing sleeve is connected, described outer casing stand is connected with motor, the sleeve rear end portion of described outer casing sleeve is set to the structure that bends inwards by the riveting mode, is convenient to like this in the inner installation that realizes the coil assembly assembly of outer casing sleeve.
During the assembling of proportional control hydrovalve, by axially press-fiting valve body and preceding magnetic pole by force, make the distortion of coil assembly assembly, to eliminate the problem that the step-like structure plane is lower than the coil front-end face gap of coil assembly spare.
Adopt technological scheme of the present invention, can obtain following beneficial effect:
Proportional control hydrovalve structure of the present invention, by controlling component control coil assembly assembly, driving by DC electrical source, valve core movement before the total member of magnetic core is driven in magnetic pole and the valve body, thereby realize break-make and adjusting to the oilhole on the valve body, so just realized break-make and the equal proportion of oil circuit are regulated, and then Variable Valve Time has been controlled.Proportional control hydrovalve structure of the present invention, speed of response and the reliability of solenoid valve are improved, make the adaptability of proportional control solenoid valve wideer simultaneously, by changing front end valve body part, can realize simultaneously being installed in the engine cylinder cover of circumferential uniform oil channel structures.
Description of drawings
Make briefly bright to each accompanying drawing of this specification expressed content and the mark among the figure below:
Fig. 1 is the sectional structure schematic representation of proportional control hydrovalve structure of the present invention;
Fig. 2 is the structural representation of the valve body of proportional control hydrovalve structure of the present invention;
Fig. 3 is the structural representation of the spool of proportional control hydrovalve structure of the present invention;
Fig. 4 is the coil assembly spare structural representation of proportional control hydrovalve structure of the present invention;
Fig. 5 is the structural representation of the preceding magnetic pole of proportional control hydrovalve structure of the present invention;
Fig. 6 a is structural representation Fig. 1 of the shell state of proportional control hydrovalve structure of the present invention;
Fig. 6 b is structural representation Fig. 2 of the shell of proportional control hydrovalve structure of the present invention;
Fig. 7 is the coil assembly spare and shell and preceding magnetic pole assembling effect schematic representation of proportional control hydrovalve structure of the present invention;
Be labeled as in the accompanying drawing: 1, spring; 2, valve body filter screen; 3, valve body; 4, spool; 5, valve body O shape circle; 6A, O shape circle I; 6B, O shape circle II; 7, preceding magnetic pole; 8, the total member of magnetic core; 9, shell; 10, coil assembly assembly; 11, outer casing stand; 12, oilhole; 13, circular groove III; 15, oil drainage hole; 18, the flat bit architecture in plane; 19, supporting part; 20, magnetic core bar part; 21, coil winding; 22, metal tube; 23, coil assembly spare circular groove; 24, circular groove I; 25, circular groove II; 26, end face positioning groove; 27, step-like structure; 28, coil front-end face; 29, magnetic pole disc face; 30, outer casing sleeve; 31, salient point; 32, shell internal layer; 33, shell skin; 34, metal tube bottom; 35, controlling component; 36, sleeve rear end portion.
Embodiment
Contrast accompanying drawing below, by the description to embodiment, the effect of the mutual alignment between the shape of the specific embodiment of the present invention 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 7, described hydrovalve structure comprises the shell 9 of hollow valve body 3 and hollow, valve body 3 end faces are fixedlyed connected with shell 9 end faces, it is characterized in that: mounting spring 1 successively in the described valve body 3, spool 4 arranges a plurality of oilholes 12 on the valve body 3, coil assembly assembly 10 is installed in the shell 9, and preceding magnetic pole 7 and the total member 8 of magnetic core, preceding magnetic pole 7 is set to the structure with shell 9 applyings, and coil assembly assembly 10 is connected with the controlling component 35 of control coil assembly assembly 10 break-makes.
Preferably, described valve body 3 is set to the structure by the machining mode manufacturing, multiple tracks oilhole 12 on the valve body 3 all is set to the long arc shape structure, the end side surface that valve body 3 is not connected with shell 9 is offered oil drainage hole 15, the fan-shaped structure that is set to greater than an angle of 90 degrees that constitutes between the axle center of per pass oilhole 12 and spool 4.
Preferably, described shell 9 comprises outer casing sleeve 30 and outer casing stand 11, wherein outer casing sleeve 30 is provided with step-like structure 27 and end face positioning groove 26, coil assembly assembly 10 comprises coil winding 21 and coil internal layer 32 and coil skin 33, coil winding 21 is inlaid in the interlayer between coil internal layer 32 and the coil skin 33, the metal tube 22 that described coil internal layer 32 inner suits can not be magnetized, preceding magnetic pole 7 and the total member 8 of magnetic core are installed in the metal tube 22, and a valve body filter screen 2 that is used for preventing impurity respectively is set on the described per pass oilhole 12.
Preferably, arrange along circular groove I 24 and the circular groove II 25 in preceding 7 surperficial weeks of magnetic pole on the magnetic pole 7 before described, difference setting-in O shape circle I 6A and O shape circle II 6B in circular groove I 24 and the circular groove II 25, O shape circle I 6A and O shape circle II 6B are set to prevent that valve body 3 interior lubricant oil from flowing out the structure between shell 9 and the metal tube 22, circular groove I 24 is set to extend on the endoporus of valve body 3, and circular groove II 25 is set to be positioned on the total member 8 of magnetic core of metal tube 22 1 ends.
Preferably, magnetic pole 7 extends to the structure that is set to interference or transition fit between a end in the metal tube 22 and the metal tube 22 before described, be set to the structure of Spielpassung between the total member 8 of magnetic core and the metal tube 22, the outer ring of described valve body 3 arranges outer annular groove, suit valve body O shape circle 5 in the outer annular groove.
Preferably, described spool 4 comprises supporting portion 19, described supporting part 19 is set to account for the structure of whole valve body 3 length 2/5, described metal tube 22 comprises metal tube bottom 34, fit with the total member 8 of magnetic core in metal tube bottom 34, the salient point 31 of a plurality of projectioies is set on the metal tube bottom 34, and the front end arranged outside of described coil assembly spare 10 is useful on the coil assembly spare circular groove 23 that O type circle is installed.
Preferably, the round tube shape structure that described shell 9 is made for punching press, end face positioning groove 26 is gone out in shell 9 rear ends, finish the angle and locate mutually so that cooperate with coil assembly spare 10, shell 9 front ends arrange step-like structure 27, and the plane of described step-like structure 27 is lower than the coil front-end face 28 of coil assembly spare 10.
Preferably, on the outer casing sleeve 30 of described shell 9 outer casing stand 11 is set, carrying out projection welding by a plurality of projection welding spots between outer casing stand 11 and the outer casing sleeve 30 is connected, described outer casing stand 11 is connected with motor, the sleeve rear end portion of described outer casing sleeve is set to the structure that bends inwards by the riveting mode, is convenient to like this in the inner installation that realizes the coil assembly assembly of outer casing sleeve.
During the assembling of proportional control hydrovalve, by axially press-fiting valve body and preceding magnetic pole by force, make the distortion of coil assembly assembly, to eliminate the problem that the step-like structure plane is lower than the coil front-end face gap of coil assembly spare.
Preferably, described outer casing stand 11 is set to carry out the projection welding assembled construction by 5 salient points 31, so that by changing the engine product that support adapts to multiple pattern, improve its versatility and manufacturability.
Proportional control hydrovalve structure of the present invention, by controlling component control coil assembly assembly, driving by DC electrical source, valve core movement before the total member of magnetic core is driven in magnetic pole and the valve body, thereby realize break-make and adjusting to the oilhole on the valve body, so just realized break-make and the equal proportion of oil circuit are regulated, and then Variable Valve Time has been controlled.Proportional control hydrovalve structure of the present invention, speed of response and the reliability of solenoid valve are improved, make the adaptability of proportional control solenoid valve wideer simultaneously, by changing front end valve body part, can realize simultaneously being installed in the engine cylinder cover of circumferential uniform oil channel structures.
By reference to the accompanying drawings the present invention has been carried out exemplary description above; obviously the concrete realization of the present invention is not subjected to the restriction of aforesaid way; as long as the various improvement of having adopted method design of the present invention and technological scheme to carry out; or without improving design of the present invention and technological scheme are directly applied to other occasions, all in protection scope of the present invention.
Claims (8)
1. proportional control hydrovalve structure, described hydrovalve structure comprises the shell (9) of hollow valve body (3) and hollow, valve body (3) end face is fixedlyed connected with shell (9) end face, it is characterized in that: mounting spring (1) successively in the described valve body (3), spool (4), a plurality of oilholes (12) are set on the valve body (3), coil assembly assembly (10) and preceding magnetic pole (7) and the total member of magnetic core (8) are installed in the shell (9), described preceding magnetic pole (7) is set to the structure with shell (9) applying, and described coil assembly assembly (10) is connected with the controlling component (35) of control coil assembly assembly (10) break-make.
2. proportional control hydrovalve structure according to claim 1, it is characterized in that: described valve body (3) is set to the structure by the machining mode manufacturing, multiple tracks oilhole (12) on the valve body (3) all is set to the long arc shape structure, the end side surface that valve body (3) is not connected with shell (9) is offered oil drainage hole (15), the fan-shaped structure that is set to greater than an angle of 90 degrees that constitutes between the axle center of per pass oilhole (12) and spool (4).
3. proportional control hydrovalve structure according to claim 2, it is characterized in that: described shell (9) comprises outer casing sleeve (30) and outer casing stand (11), wherein outer casing sleeve (30) is provided with step-like structure (27) and end face positioning groove (26), coil assembly assembly (10) comprises coil winding (21) and coil internal layer (32) and coil skin (33), coil winding (21) is inlaid in the interlayer between coil internal layer (32) and the coil skin (33), the metal tube (22) that the inner suit of described coil internal layer (32) can not be magnetized, preceding magnetic pole (7) and the total member of magnetic core (8) are installed in the metal tube (22), and a valve body filter screen (2) that is used for preventing impurity respectively is set on the described per pass oilhole (12).
4. according to claim 2 or 3 described proportional control hydrovalve structures, it is characterized in that: circular groove I (24) and circular groove II (25) along a surperficial week of preceding magnetic pole (7) are set on the magnetic pole (7) before described, difference setting-in O shape circle I (6A) and O shape circle II (6B) in circular groove I (24) and the circular groove II (25), O shape circle I (6A) and O shape circle II (6B) are set to prevent that the interior lubricant oil of valve body (3) from flowing out the structure between shell (9) and the metal tube (22), circular groove I (24) is set to extend on the endoporus of valve body (3), and circular groove II (25) is positioned on the total member of magnetic core (8) of metal tube (22) one ends.
5. proportional control hydrovalve structure according to claim 4, it is characterized in that: magnetic pole (7) extends to the structure that is set to interference or transition fit between the interior end of metal tube (22) and the metal tube (22) before described, be set to the structure of Spielpassung between the total member of magnetic core (8) and the metal tube (22), the outer ring of described valve body (3) arranges outer annular groove, suit valve body O shape circle (5) in the outer annular groove.
6. proportional control hydrovalve structure according to claim 5, it is characterized in that: described spool (4) comprises supporting portion (19), supporting part (19) is set to account for the structure of whole valve body (3) length 2/5, described metal tube (22) comprises metal tube bottom (34), fit with the total member of magnetic core (8) in metal tube bottom (34), the salient point (31) of a plurality of projectioies is set on the metal tube bottom (34), and the front end arranged outside of described coil assembly spare (10) is useful on the coil assembly spare circular groove (23) that O type circle is installed.
7. proportional control hydrovalve structure according to claim 6, it is characterized in that: the round tube shape structure that described shell (9) is made for punching press, end face positioning groove (26) is gone out in shell (9) rear end, finish the angle and locate mutually so that cooperate with coil assembly spare (10), shell (9) front end arranges step-like structure (27), and the plane of described step-like structure (27) is lower than the coil front-end face (28) of coil assembly spare (10).
8. proportional control hydrovalve structure according to claim 7, it is characterized in that: on the outer casing sleeve (30) of described shell (9) outer casing stand (11) is set, carrying out projection welding by a plurality of projection welding spots between outer casing stand (11) and the outer casing sleeve (30) is connected, described outer casing stand (11) is connected with motor, and the sleeve rear end portion (36) of described outer casing sleeve (30) is set to the structure that bends inwards by the riveting mode.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310099749.1A CN103195969B (en) | 2013-03-26 | 2013-03-26 | A kind of proportional control hydraulic valve structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310099749.1A CN103195969B (en) | 2013-03-26 | 2013-03-26 | A kind of proportional control hydraulic valve structure |
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| CN103195969A true CN103195969A (en) | 2013-07-10 |
| CN103195969B CN103195969B (en) | 2016-03-02 |
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| CN201310099749.1A Active CN103195969B (en) | 2013-03-26 | 2013-03-26 | A kind of proportional control hydraulic valve structure |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104653844A (en) * | 2015-01-22 | 2015-05-27 | 台州德尔福汽车部件有限公司 | OCV (Oil Control Valve) with improved structure |
| CN104696038A (en) * | 2015-01-22 | 2015-06-10 | 台州德尔福汽车部件有限公司 | Oil duct structure of VVT (variable valve timing) system |
| CN105090571A (en) * | 2015-08-15 | 2015-11-25 | 杰锋汽车动力系统股份有限公司 | Electromagnetic valve structure of cam shaft timing angle adjusting device |
| CN105257360A (en) * | 2015-10-23 | 2016-01-20 | 杰锋汽车动力系统股份有限公司 | Valve switch control device of engine |
| CN105443837A (en) * | 2015-12-07 | 2016-03-30 | 浙江华益精密机械股份有限公司 | Electromagnetic proportional flow valve |
| CN105781653A (en) * | 2016-03-31 | 2016-07-20 | 杰锋汽车动力系统股份有限公司 | Middle-mounted valve for continuous variable valve timing system |
| CN105863768A (en) * | 2016-03-31 | 2016-08-17 | 杰锋汽车动力系统股份有限公司 | Middle valve structure used for continuous variable valve timing system |
| CN105909333A (en) * | 2016-05-18 | 2016-08-31 | 杰锋汽车动力系统股份有限公司 | Variable valve timing system |
| CN106641386A (en) * | 2016-11-24 | 2017-05-10 | 浙江华益精密机械股份有限公司 | Pressure compensation electric proportional seat valve |
| CN109458373A (en) * | 2018-12-29 | 2019-03-12 | 绵阳富临精工机械股份有限公司 | A kind of fluid control electromagnetic valve structure |
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| CN202632928U (en) * | 2012-05-30 | 2012-12-26 | 绵阳富临精工机械股份有限公司 | Electromagnet for electromagnetic valve of executing mechanism of electronic control system of automobile |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104696038A (en) * | 2015-01-22 | 2015-06-10 | 台州德尔福汽车部件有限公司 | Oil duct structure of VVT (variable valve timing) system |
| CN104653844A (en) * | 2015-01-22 | 2015-05-27 | 台州德尔福汽车部件有限公司 | OCV (Oil Control Valve) with improved structure |
| CN105090571B (en) * | 2015-08-15 | 2017-12-29 | 杰锋汽车动力系统股份有限公司 | A kind of camshaft timing angle regulator electromagnetic valve structure |
| CN105090571A (en) * | 2015-08-15 | 2015-11-25 | 杰锋汽车动力系统股份有限公司 | Electromagnetic valve structure of cam shaft timing angle adjusting device |
| CN105257360A (en) * | 2015-10-23 | 2016-01-20 | 杰锋汽车动力系统股份有限公司 | Valve switch control device of engine |
| CN105443837A (en) * | 2015-12-07 | 2016-03-30 | 浙江华益精密机械股份有限公司 | Electromagnetic proportional flow valve |
| CN105781653A (en) * | 2016-03-31 | 2016-07-20 | 杰锋汽车动力系统股份有限公司 | Middle-mounted valve for continuous variable valve timing system |
| CN105863768A (en) * | 2016-03-31 | 2016-08-17 | 杰锋汽车动力系统股份有限公司 | Middle valve structure used for continuous variable valve timing system |
| CN105781653B (en) * | 2016-03-31 | 2018-10-09 | 杰锋汽车动力系统股份有限公司 | A kind of continuous variable valve timing system sets valve in |
| CN105909333A (en) * | 2016-05-18 | 2016-08-31 | 杰锋汽车动力系统股份有限公司 | Variable valve timing system |
| CN106641386A (en) * | 2016-11-24 | 2017-05-10 | 浙江华益精密机械股份有限公司 | Pressure compensation electric proportional seat valve |
| CN106641386B (en) * | 2016-11-24 | 2019-06-11 | 浙江华益精密机械股份有限公司 | Pressure compensation electricity ratio seat valve |
| CN109458373A (en) * | 2018-12-29 | 2019-03-12 | 绵阳富临精工机械股份有限公司 | A kind of fluid control electromagnetic valve structure |
| CN109458373B (en) * | 2018-12-29 | 2024-04-12 | 绵阳富临精工机械股份有限公司 | Fluid control solenoid valve structure |
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