WO2006098048A1 - ストレーナ及び制御弁 - Google Patents
ストレーナ及び制御弁 Download PDFInfo
- Publication number
- WO2006098048A1 WO2006098048A1 PCT/JP2005/015654 JP2005015654W WO2006098048A1 WO 2006098048 A1 WO2006098048 A1 WO 2006098048A1 JP 2005015654 W JP2005015654 W JP 2005015654W WO 2006098048 A1 WO2006098048 A1 WO 2006098048A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- strainer
- contact
- sleeve
- control valve
- port
- Prior art date
Links
- 238000005530 etching Methods 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 239000007769 metal material Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 18
- 230000001105 regulatory effect Effects 0.000 description 12
- 230000000694 effects Effects 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 235000021395 porridge Nutrition 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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
- F16K31/0603—Multiple-way valves
- F16K31/061—Sliding valves
- F16K31/0613—Sliding valves with cylindrical slides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
-
- 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
- F16K51/00—Other details not peculiar to particular types of valves or cut-off apparatus
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/794—With means for separating solid material from the fluid
- Y10T137/8049—Movable strainer
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/794—With means for separating solid material from the fluid
- Y10T137/8122—Planar strainer normal to flow path
Definitions
- the present invention relates to a strainer and a control valve.
- various control valves such as a pressure control valve for controlling pressure, a flow control valve for controlling flow rate, and a directional control valve for controlling flow direction are provided in a hydraulic circuit of an automatic transmission.
- oil is supplied to a predetermined hydraulic servo to engage a clutch, a brake, etc., thereby achieving a predetermined shift stage.
- Each of the control valves includes a sleeve, a spool that is disposed so as to freely advance and retract within the sleeve, a spring that urges the spool in a predetermined direction, and the like so as to advance and retract the spool as necessary.
- a solenoid unit is provided.
- the sleeve is formed with an inlet port for supplying oil to the control valve, an outlet port for discharging the control valve force, and the like.
- the flow path formed in the valve body is connected to each port.
- Patent Document 1 Japanese Patent Laid-Open No. 2001-41349
- Patent Document 2 Japanese Patent No. 3324140
- the present invention provides a strainer and a control valve that can solve the problems of the conventional control valve, prevent foreign matter from entering the control valve, and reduce the cost.
- the porpose is to do.
- a valve body including a port, a sleeve in which a strainer mounting portion is formed corresponding to the port, and a spool that is disposed so as to be movable forward and backward in the sleeve. It can be attached to the strainer mounting part.
- an engagement portion that is brought into contact with the first contact portion formed in the strainer attachment portion, and a contact portion that is brought into contact with the second contact portion formed in the strainer attachment portion And have.
- a port a sleeve having a strainer mounting portion formed so as to correspond to the port, a spool disposed in the sleeve so as to be able to advance and retreat, and a mounting to the strainer mounting portion Strainer.
- the strainer is in contact with an engagement portion that is brought into contact with a first contact portion formed in the strainer attachment portion, and a second contact portion that is formed in the strainer attachment portion. A contact portion to be moved.
- the engaging portion is formed at both ends of the strainer, and the contact portion is formed at a predetermined position between both ends of the strainer.
- the first contact portion of the sleeve is formed by a tapered surface.
- the positions of the first and second contact portions may be set so that the strainer presses the first and second contact portions on both sides of the port.
- the pressure components are set so that they face each other.
- the angle of the tapered surface is determined by a strainer.
- It is set to correspond to the retaining force due to the component force of the pressing force that pushes the trainer mounting part.
- the strainer is made of a metal material, and a filter portion is formed by an etching cache or a laser cache.
- a reinforcing portion is further formed in the engaging portion.
- a reinforcing portion is further formed at a central portion in the circumferential direction of the strainer.
- the strainer includes a port, a sleeve in which a strainer mounting portion is formed corresponding to the port, and a spool that is disposed so as to freely advance and retreat in the sleeve. It can be attached to the strainer mounting portion of the valve body.
- an engagement portion that is brought into contact with the first contact portion formed in the strainer attachment portion, and a contact portion that is brought into contact with the second contact portion formed in the strainer attachment portion And have.
- FIG. 1 is a front view of a linear solenoid valve according to a first embodiment of the present invention.
- FIG. 2 is a plan view showing a main part of the pressure regulating valve portion in the first embodiment of the present invention.
- FIG. 3 is a cross-sectional view taken along the line BB in FIG.
- FIG. 4 is a cross-sectional view taken along CC in FIG.
- FIG. 5 is a sectional view taken along the line DD in FIG.
- FIG. 7 is a cross-sectional view taken along line EE in FIG.
- FIG. 8 is a cross-sectional view taken along line FF in FIG.
- FIG. 9 is a cross-sectional view showing an attached state of the strainer of the inlet port in the first embodiment of the present invention.
- FIG. 10 A view showing a sleeve angle of the engaging portion in the first embodiment of the present invention.
- FIG. 11 is a diagram showing the relationship between the sleeve angle of the engaging portion and the retaining force in the first embodiment of the present invention.
- FIG. 12 is a front view of a linear solenoid valve according to a second embodiment of the present invention.
- FIG. 13 is a cross-sectional view showing an attached state of the strainer of the inlet port in the third embodiment of the present invention.
- FIG. 1 is a front view of the linear solenoid valve according to the first embodiment of the present invention.
- FIG. 2 is a plan view showing the main part of the pressure regulating valve portion according to the first embodiment of the present invention.
- Fig. 4 is a cross-sectional view taken along the line ⁇ -Fig. 1
- Fig. 4 is a cross-sectional view taken along the CC line in Fig. 3
- Fig. 5 is a cross-sectional view taken along the line D-D in Fig. 3
- Fig. 6 7 is a cross-sectional view taken along the line ⁇ in FIG. 6,
- FIG. 8 is a cross-sectional view taken along the line FF in FIG.
- FIG. 2 is a view of the pressure regulating valve portion of FIG.
- reference numeral 10 denotes a linear solenoid valve
- the linear solenoid valve 10 is connected to a line pressure oil path or the like in a hydraulic circuit of an automatic transmission via a regulator valve (not shown), and an oil pump
- the generated hydraulic pressure is regulated by the regulator valve to become the regulator pressure, and the regulator pressure is supplied to the linear solenoid valve 10 as the input pressure.
- the linear solenoid valve 10 is operated based on a current supplied from a control device (not shown), generates a hydraulic pressure corresponding to the current as a predetermined output pressure (pilot pressure), and uses the output pressure as a control pressure. Supply to a hydraulic servo not shown.
- the hydraulic servo is disposed to disengage a clutch (not shown) as a friction engagement element, the control pressure is supplied to the hydraulic servo in a predetermined hydraulic pattern, and the clutch is engaged based on the hydraulic pattern. It is made to take off.
- a brake may be used as the friction engagement element instead of the clutch.
- the modular pressure generated by the modulator valve instead of the regulator pressure can be supplied to the linear solenoid valve 10.
- 11 is a linear solenoid part as a solenoid part constituting a solenoid drive device
- 12 is a pressure regulating valve part as a valve part that is operated by driving the linear solenoid part 11
- the valve 10 is incorporated in a valve body (not shown) with the linear solenoid portion 11 up and the pressure regulating valve portion 12 down.
- the linear solenoid part 11 includes an annular core 15, a coil 17 mounted on the core 15, and a coil 17
- the movable iron core 54 is arranged so as to be freely moved back and forth (movable in the left and right direction in the figure), the terminal 21 for supplying current to the coil 17, and the yoke 20 as a cylindrical casing body. 20 surrounds the core 15, the coil 17, and the movable iron core 54.
- the core 15 includes a cylindrical main body 16 and a flange portion 28 formed to protrude radially outward at the front end (left end in the figure) of the main body 16, and penetrates the main body 16. Hole 18 is formed.
- the main body 16 is longer than the coil 17 in the axial direction, and the rear end (right side in the figure) of the main body 16 is behind the rear end of the coil 17 by a predetermined amount (right side in the figure). ).
- the movable iron core 54 includes an annular plunger 31 and a shaft 32 that is fitted and fixed in a hole formed in the center of the plunger 31.
- the plunger 31 includes a disc-like portion 35 and a cylindrical portion 36 that is formed to protrude forward (leftward in the drawing) at the outer peripheral edge of the disc-like portion 35.
- the shaft 32 extends through the through hole 18, and can be moved forward and backward with respect to the core 15 via bushes 19 disposed at the front end and the rear end of the main body 16, and is slid. It is supported movably.
- An annular plate 33 formed of a non-magnetic material for magnetically separating the core 15 and the plunger 31 from the front end surface (left end surface in the figure) of the disk-shaped portion 35 is a shaft 32. Can be installed.
- the yoke 20 is composed of a bottomed cylindrical body, and includes a cylindrical portion 55 and a bottom portion 56 having a circular shape, and a predetermined location in the circumferential direction of the front end of the cylindrical portion 55.
- a notch 5 7 is formed in the core 15, and the terminal 21 is attached to the core 15 through the notch 57.
- a caulking portion 80 is formed at the front end of the cylindrical portion 55, and the core 15, the coil 17, and the movable iron core 54 are fitted into the yoke 20, and the sleeve 62 of the pressure regulating valve portion 12 is inserted.
- the linear solenoid part 11 and the pressure regulating solenoid part 12 are assembled in a body by caulking the caulking part 80 and the flange part 63 formed at the rear end of the sleeve 62.
- the movable iron core abutting portion formed at the rear end of the spool 26 of the pressure regulating valve portion 12 is brought into contact with the front end surface of the shaft 32.
- the movable iron core 54 is placed in the retracted limit position shown in FIG. To move forward (move to the left in the figure).
- the cylindrical portion 36 is formed with a hole 30 penetrating in the axial direction at a predetermined location in the circumferential direction, and the front and the rear of the plunger 31 are communicated with each other through the hole 30. Therefore, as the movable iron core 54 is advanced and retracted, the oil in front of the plunger 31 flows backward, and the oil in the rear of the plunger 31 flows forward.
- the pressure regulating valve portion 12 is fixed to the sleeve 62, the spool 26, and the front end of the sleeve 62, and the end plate 64 for preventing the spool 26 from coming out of the sleeve 62, the end plate 64 and a front end of the spool 26, and includes a spring (not shown) as an urging member that urges the spool 26 toward the linear solenoid portion 11 with a spring load as an urging force.
- the sleeve 62 and the spool 26 constitute a valve body.
- the spool 26 is disposed in the sleeve 62 so as to be movable forward and backward, and is slidable with respect to the sleeve 62.
- the spool 26 is formed at the front end, and is inserted into the spring.
- a plurality of lands are formed adjacent to the rear of the spring seat.
- the sleeve 62 generates an input port pl to which an input pressure to which the regulator valve force is also supplied is supplied (IN), generates an output pressure as a control pressure, and outputs it to a hydraulic servo (OUT T
- the feedback port p3 is connected to the sleeve 62 through an oil passage (not shown) formed on the outer periphery of the sleeve 62. Communicated with output port P2 .
- the output pressure is supplied to the feedback port P 3 as a feedback pressure, to generate a biasing force corresponding to the area difference of a predetermined La command, urging the spool 26 forward in ⁇ force.
- the spool 26 is generated in the movable iron core 54 and receives the transmitted thrust, the spring load of the spring, and the urging force due to the feedback pressure, and the movable iron core abutting portion of the spool 26 is applied to the shaft 32. With the contact, it moves forward and backward with the movable iron core 54.
- 68 is adjacent to the input port pi at one location on the outer peripheral surface of the sleeve 62. It is the oil retention part formed in fan shape. The oil that has entered the oil retaining part 68 from the input port pl flows through the gap between the sleeve 62 and the valve body to the drain port p4, and accordingly, foreign matter such as iron powder enters the oil retaining part 68. Accumulated.
- Reference numeral 69 denotes an oil passage formed in a fan shape by connecting the drain ports p4 and p5 on the outer peripheral surface of the sleeve 62.
- Reference numeral 71 denotes a hole formed in the sleeve 62 in which the spool 26 is disposed.
- the controller force When a current is supplied to the coil 17 via the terminal 21, the controller force also generates a magnetic flux, and a magnetic path is formed from the yoke 20 through the plunger 31 and the core 15 to the yoke 20 in this order. Accordingly, an attracting portion is formed between the outer peripheral edge of the rear end of the main body 16 and the inner peripheral edge of the front end of the cylindrical portion 36 in the magnetic path.
- the coil 17 attracts the movable iron core 54 with a predetermined suction force, and a thrust proportional to the current is generated in the movable iron core 54.
- thrust is directly transmitted to the spool 26, and the spool 26 is advanced against the spring load, causing the spring to contract.
- the output pressure is supplied to the feedback port p3 through the feedback oil passage, and pushes the spool 26 forward with a predetermined feedback force.
- the input port pl is throttled by the land formed on the spool 26, and the output pressure becomes low. Further, thrust, feedback force and spring load from the movable iron core 54 are applied to the spool 26, and the spool 26 is placed at a position where the thrust, feedback force and spring load are balanced. [0043] Subsequently, when the current is further increased, the thrust applied to the spool 26 is increased, the spool 26 is advanced, and the input port pi is further throttled accordingly, and the output pressure takes the lowest value.
- strainers 73 and 74 having a filter structure are formed on the sleeve 62 so as to cover the inlet port pi and the outlet port p2 so as to cover the inlet port pi and the outlet port p2. It is installed to prevent foreign matter from entering the linear solenoid valve 10. Normally, in the linear solenoid valve 10, the backflowed oil may enter the linear solenoid valve 10 from the output port p2, so the strainer 74 is also attached to the outlet port p2 that is connected only by the inlet port pi. Is preferred.
- the strainers 73 and 74 are arcuate materials having elasticity, which in this embodiment is also a metal material force and having a circumferential length sufficient to cover the inlet port pi and the outlet port p2. Each having an engaging portion ml at both ends and a filter portion m2 having a filter structure between the engaging portions ml.
- the filter portion m2 is arranged in the length direction by an etching cache. Overall, a large number of holes with a diameter smaller than the size of the foreign material are formed in a hard cam shape.
- the filter part m2 is formed by a force that is formed by an etching cage, and the filter part m2 is formed by a laser cage.
- FIG. 9 is a cross-sectional view showing a state where the inlet port strainer is attached in the first embodiment of the present invention
- Fig. 10 shows a sleeve angle of the engaging portion in the first embodiment of the present invention
- FIG. 11 is a diagram showing the relationship between the sleeve angle of the engaging portion and the retaining force in the first embodiment of the present invention.
- the horizontal axis represents the sleeve angle ⁇
- the vertical axis represents the retaining force F.
- 62 is a sleeve having a circular outer peripheral surface S1
- 71 is a hole
- pi is an inlet port formed in communication with the hole 71 at a predetermined position in the circumferential direction of the sleeve 62.
- a strainer 73 is attached so as to cover the inlet port pi. Therefore, a predetermined partial force on both sides of the inlet port pi in the circumferential direction of the sleeve 62 is positioned inward from the outer peripheral surface S1.
- a strainer mounting portion 81 having a substantially “U” shape is formed.
- the strainer mounting portion 81 includes an arc-shaped base portion 84 and a pair of arm portions 85 and 86 that extend in parallel to each other in the tangential direction of the hole 71 from both ends of the base portion 84 and form an inlet port pi.
- the outer peripheral surface of the strainer mounting portion 81 forms a part of the outer peripheral surface S1 in the base portion 84, and the arc-shaped portion 91 as a first surface having an arc-shaped shape, and both end forces of the arc-shaped portion 91 are also included.
- the reference portion 92 and the arm portions 85 and 86 as second surfaces that extend toward and parallel to the inlet port pi and form a reference surface, the reference portions 92 are arranged from the front end of each reference portion 92. Inclined in a direction away from each other, it is formed in a tapered shape, and the strainer 73 is locked.
- a locking portion 93 as a third surface and a tapered surface, and a first portion formed by inclining in a direction close to the reference portion 92 from the front end of each locking portion 93.
- the non-contact portion 94 as a surface of each of the four non-contact portions 94 is formed so as to be further inclined from the front end of each non-contact portion 94 toward the reference portion 92.
- a contact portion 95 as a fifth surface to be brought into contact and as a chamfered portion, and from the front end of each contact portion 95 in a direction perpendicular to the reference portion 92, and It has a non-contact portion 96 as a sixth surface formed in a direction close to each other.
- the strainer 73 includes the engaging portion ml and the filter portion m2, and the engaging portion ml is curved with a first radius of curvature and is attached to the engaging portion 93.
- the filter part m2 has an arcuate shape, is curved with a second radius of curvature, and has a locking part 93, a non-contact part 94, and a contact part 95.
- the non-contact portion 96 and the inlet port pi are formed so as to surround them.
- the strainer 73 spreads both ends by a predetermined amount, contacts the inner peripheral surface of the filter part m2 with each contact part 95, and then locks each engagement part ml to the lock part 93. Is attached to the sleeve 62. Along with this, the strainer 73 is placed in a state where both ends thereof are slightly expanded, and is deformed into a shape having a third radius of curvature substantially equal to the radius of curvature of the contact portion 95.
- first abutting portions ⁇ 1 and ⁇ 2 where each engaging portion ml abuts on the locking portion 93 are located closer to the inlet port pi than the first abutting portions ⁇ 1 and ⁇ 2.
- Second contact portions ⁇ 3 and ⁇ 4 are formed in which the contact portion set to m2 contacts the contact portion 95.
- each engaging portion ml and the locking portion 93 are Contact with almost line contact.
- the outer peripheral surface of the contact portion 95 is formed to be slightly curved so as to protrude outward in the radial direction, and the radius of curvature is equal to the third radius of curvature. Therefore, in a state where the strainer 73 is attached to the sleeve 62, the inner peripheral surface of the filter portion m2 and the outer peripheral surface of the contact portion 95 are brought into contact with each other at the second contact portions ⁇ 3 and ⁇ 4. .
- the pressing forces fl and f2 at which the strainer 73 presses the strainer mounting portion 81 at the first contact portions ⁇ 1 and ⁇ 2 are generated in a direction perpendicular to the locking portion 93
- the pressing forces f3 and f4 at which the strainer 73 pushes the strainer mounting portion 81 at the contact portions ⁇ 3 and ⁇ 4 of 2 are generated in a direction perpendicular to the contact portion 95. Therefore, the direction in which the strainer 73 clamps the strainer mounting portion 81 (left-right direction in FIG. 9) is defined as the clamping direction, which is a direction perpendicular to the clamping direction and in which the strainer 73 is engaged and disengaged (vertical direction in FIG. 9).
- the component force in the clamping direction of each pressing force fl, f2 is fxl, fx2
- the component force in the engagement / disengagement direction is fyl, fy2
- the component force in the clamping direction of each pressing force f3, f4 is fx3, fx4
- the component forces in the engagement / disengagement direction are expressed as f y3 and fy4
- the component forces fxl and fx2 and the component forces fx3 and fx4 can be generated so as to face each other.
- component forces fyl and fy3 and component forces fx2 and fx4 can be generated so as to face each other. Therefore, the sealing performance can be improved.
- the engaging portions m 1 are brought into contact with the locking portions 93 on both sides of the inlet port pi, so that the first contact portions ⁇ 1, ⁇ 2
- the contact portion is brought into contact with the contact portion 95 to form second contact portions ⁇ 3 and ⁇ 4, and the first contact ⁇ ⁇ ⁇ ⁇ 1 and ⁇ 2
- a gap is formed between the abutment ⁇ 2 and the ⁇ 3 and ⁇ 4 so that the strainer 73 and the sleeve 62 are not in contact with each other.
- the sleeve 62 and the strainer 73 come into contact with each other at four locations.
- the sleeve 62 and the strainer 73 can be brought into sufficient contact at the first and second contact portions ⁇ 1 to ⁇ 4, and the inlet port pl can be reliably sealed. As a result, the gap between the sleeve 62 and the strainer 73 does not communicate with the inlet port pl, so that foreign matter can be prevented from entering the linear solenoid valve 10.
- FIG. 12 is a front view of the linear solenoid valve according to the second embodiment of the present invention.
- the coil 17 is formed by equipping the winding wire 100, and in the radially inward direction of the coil 17, adjacent to the coil 17 and at a predetermined portion of the coil 17,
- a cylindrical end portion 101 serving as a first end yoke disposed to extend rearward (rightward in the drawing) in the vicinity of the central force, and the front end of the coil 17 (left end in the drawing)
- An annular end portion 102 is disposed as a second end yoke disposed adjacent to ().
- a tubular body 103 provided with a tubular portion 105 and an annular flange portion 106 formed radially outward at the front end of the tubular portion 105. Is arranged. Then, the plunger 114 is slid radially inward from the end portions 101 and 102 and the cylindrical body 103, and is advanced and retracted (moved in the left-right direction in the figure).
- FIG. 13 shows the state of the strainer attached to the inlet port in the third embodiment of the present invention.
- ribs 97 and 98 as first reinforcing portions are provided at predetermined positions on the outer peripheral surface of each engaging portion ml, in the present embodiment, at the portion curved inward. It is formed to project outward in the radial direction.
- Each of the ribs 97 and 98 is formed over a predetermined length in the circumferential direction of the strainer 73 to increase the strength of the engaging portion ml and prevent the engaging portion ml from being deformed. Therefore, the retaining force F can be increased.
- a rib 99 as a second reinforcing portion is formed at a substantially central portion in the circumferential direction of the strainer 73.
- the rib 99 is formed over a predetermined length in the circumferential direction of the strainer 73 to increase the strength of the central portion of the strainer 73.
- the central portion of the strainer 73 is deformed so that the contact portion is separated from the contact portion 95. To prevent it. Therefore, the inlet port pi can be reliably sealed.
- Each of the ribs 97 to 99 is formed by forming a plurality of holes in the filter portion m2 by an etching cache or a laser cache, and then performing a pressing process.
- FIG. 14 is a cross-sectional view showing the main parts of the strainer in the fourth embodiment of the present invention.
- each of the engaging portions ml is formed with a protrusion 70 protruding radially inward. Therefore, the processing of the strainers 73 (FIG. 1) and 74 can be facilitated.
- the projecting portion 70 is formed by forming a large number of holes in the filter portion m2 by etching or laser caching, and then pressing.
- the present invention is not limited to the above-described embodiment, and can be variously modified based on the gist of the present invention, and does not exclude the scope of the present invention.
- the present invention can be applied to a strainer and a control valve disposed in a hydraulic circuit of an automatic transmission.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Magnetically Actuated Valves (AREA)
- Sliding Valves (AREA)
- Details Of Valves (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2005800481335A CN101120195B (zh) | 2005-03-16 | 2005-08-29 | 过滤器以及控制阀 |
DE200511003461 DE112005003461T5 (de) | 2005-03-16 | 2005-08-29 | Sieb und Steuerventil |
US11/884,271 US7905248B2 (en) | 2005-03-16 | 2005-08-29 | Strainer and control valve |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005-074799 | 2005-03-16 | ||
JP2005074799A JP4400486B2 (ja) | 2005-03-16 | 2005-03-16 | 制御弁 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006098048A1 true WO2006098048A1 (ja) | 2006-09-21 |
Family
ID=36991407
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/015654 WO2006098048A1 (ja) | 2005-03-16 | 2005-08-29 | ストレーナ及び制御弁 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7905248B2 (ja) |
JP (1) | JP4400486B2 (ja) |
CN (1) | CN101120195B (ja) |
DE (1) | DE112005003461T5 (ja) |
WO (1) | WO2006098048A1 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6040587B2 (ja) | 2012-06-25 | 2016-12-07 | 株式会社ジェイテクト | 電磁弁 |
JP5935611B2 (ja) * | 2012-09-11 | 2016-06-15 | 株式会社デンソー | 制御弁 |
US9157435B2 (en) * | 2012-09-28 | 2015-10-13 | Grundfos Pumps Manufacturing Corporation | Dosing manifold and system |
JP6160121B2 (ja) * | 2013-02-28 | 2017-07-12 | 株式会社ジェイテクト | 電磁弁のストレーナ装着構造 |
CN103244711A (zh) * | 2013-04-22 | 2013-08-14 | 昆山市双桥铜业有限公司 | 二位三通电磁阀 |
JP6154285B2 (ja) * | 2013-10-24 | 2017-06-28 | トヨタ自動車株式会社 | ストレーナの構造 |
JP6497882B2 (ja) * | 2014-09-25 | 2019-04-10 | 株式会社ミクニ | 制御弁用フィルタおよび制御弁 |
DE102014114880A1 (de) * | 2014-10-14 | 2016-04-14 | Hilite Germany Gmbh | Cartridgeventil |
DE102016110006A1 (de) * | 2015-07-09 | 2017-01-12 | Hilite Germany Gmbh | Hydraulikventil, insbesondere Cartridgeventil |
DE102019118124A1 (de) * | 2019-07-04 | 2021-01-07 | Schaeffler Technologies AG & Co. KG | Filtereinheit zum Filtern eines Fluids einer hydraulischen Strecke sowie Kupplungssystem mit der Filtereinheit |
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JP2000266235A (ja) * | 1999-03-18 | 2000-09-26 | Nok Corp | 制御弁 |
JP2001041349A (ja) * | 1999-07-28 | 2001-02-13 | Okamura Corp | シリンダ型バルブ装置 |
JP3324140B2 (ja) * | 1992-05-06 | 2002-09-17 | アイシン・エィ・ダブリュ株式会社 | 調圧バルブ |
JP2004150444A (ja) * | 2003-12-24 | 2004-05-27 | Hitachi Unisia Automotive Ltd | 内燃機関のバルブタイミング変更装置及びその制御弁 |
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US1173157A (en) * | 1915-05-25 | 1916-02-29 | Herbert W Allen | Mixing device for use with explosion-engines. |
US3006371A (en) * | 1956-06-19 | 1961-10-31 | Gen Electric | Low gain and long travel valve |
US3097660A (en) * | 1960-08-05 | 1963-07-16 | Powers Regulator Co | Check valve with removable filter |
DE4015776C2 (de) * | 1989-05-24 | 1997-09-18 | Diesel Kiki Co | Steuerschieberventil |
JP4172211B2 (ja) | 2002-06-06 | 2008-10-29 | 株式会社デンソー | 流量制御装置 |
US7040874B1 (en) * | 2004-11-18 | 2006-05-09 | Honeywell International, Inc. | Integrated turbocharger lubricant filter system |
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2005
- 2005-03-16 JP JP2005074799A patent/JP4400486B2/ja not_active Expired - Fee Related
- 2005-08-29 US US11/884,271 patent/US7905248B2/en not_active Expired - Fee Related
- 2005-08-29 DE DE200511003461 patent/DE112005003461T5/de not_active Withdrawn
- 2005-08-29 CN CN2005800481335A patent/CN101120195B/zh not_active Expired - Fee Related
- 2005-08-29 WO PCT/JP2005/015654 patent/WO2006098048A1/ja not_active Application Discontinuation
Patent Citations (4)
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JP3324140B2 (ja) * | 1992-05-06 | 2002-09-17 | アイシン・エィ・ダブリュ株式会社 | 調圧バルブ |
JP2000266235A (ja) * | 1999-03-18 | 2000-09-26 | Nok Corp | 制御弁 |
JP2001041349A (ja) * | 1999-07-28 | 2001-02-13 | Okamura Corp | シリンダ型バルブ装置 |
JP2004150444A (ja) * | 2003-12-24 | 2004-05-27 | Hitachi Unisia Automotive Ltd | 内燃機関のバルブタイミング変更装置及びその制御弁 |
Also Published As
Publication number | Publication date |
---|---|
US20080223778A1 (en) | 2008-09-18 |
JP4400486B2 (ja) | 2010-01-20 |
CN101120195B (zh) | 2010-06-23 |
CN101120195A (zh) | 2008-02-06 |
US7905248B2 (en) | 2011-03-15 |
DE112005003461T5 (de) | 2008-02-07 |
JP2006258161A (ja) | 2006-09-28 |
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