CN106795982B - Control valve filter and control valve - Google Patents
Control valve filter and control valve Download PDFInfo
- Publication number
- CN106795982B CN106795982B CN201580051493.4A CN201580051493A CN106795982B CN 106795982 B CN106795982 B CN 106795982B CN 201580051493 A CN201580051493 A CN 201580051493A CN 106795982 B CN106795982 B CN 106795982B
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- Prior art keywords
- control valve
- mentioned
- filter
- frame
- pair
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- 238000007789 sealing Methods 0.000 claims description 29
- 230000002093 peripheral effect Effects 0.000 claims description 27
- 239000002184 metal Substances 0.000 claims description 11
- 238000001914 filtration Methods 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000011347 resin Substances 0.000 description 6
- 229920005989 resin Polymers 0.000 description 6
- 230000006870 function Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004033 diameter control Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
-
- 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
- F16K27/04—Construction of housing; Use of materials therefor of sliding 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
- F16K51/00—Other details not peculiar to particular types of valves or cut-off apparatus
Abstract
The purpose of the present invention is to provide do not increase number of components or manufacture does not spend labour and time and is difficult to deform when being assemblied in control valve body, damaged control valve filter and the control valve for having the control valve filter.Have the frame part (5) of frame incorporating section (10) set by the opening edge for the port part (3) for being embedded in control valve body (2), be set to the filter element (6) of frame part (5) and be integrally formed at filter element (6) and be fixed on the fixed part (7) of port part (3) by the way that frame part (5) is embedded in frame incorporating section (10), to in the case where control valve is installed on port part (3) with filter (1), with previous difference, do not need frame part (5) is expanding.Thus can prevent because this it is expanding caused by frame part breakage.And by the way that fixed part (7) is fixed on port part (3), control valve can be installed on port part (3) with filter (1), so that number of components not will increase, manufacture and will not spend labour and time.
Description
Technical field
The present invention relates to the port parts for being assemblied in control valve body to prevent foreign matter mixed control into control valve body
Valve filter and control valve.
Background technique
In hydraulic control system of engine etc., controlled mostly using for the Fluid pressure to the control fluid such as oil
System or the control valve for being switched over to oil circuit.In such control valve, if mixed foreign matter intrusion control in the oil
It in valve body or is discharged, then has the operating stably for being set to the slide units such as internal spool impaired or hydraulic to carrying out
The movement of the actuator of movement generates a possibility that obstruction, thus using control valve filter in the periphery of control valve body
The port part of opening is covered, come prevent in the oil mixed foreign matter to actuator side flow.
As such control valve filter, the filtering of control valve documented by known 1~patent document of patent document 3
Device.
Control valve filter documented by patent document 1 and patent document 2 has substantially a ring-shaped frame and is set to
The filter element of the frame is formed with disconnecting unit at a position of frame, and is formed with holding section in the disconnecting unit.The engaging
Portion is formed by recess portion and protrusion.
It is frame is expanding and wind moreover, in the case where assembling such control valve filter to control valve body
It in the peripheral part of control valve body, approaches the recess portion of holding section and protrusion in the circumferential, and protrusion is flexibly pressed into and embedding
Enter recess portion, i.e., be embedded in by so-called buckle, come engaging recessed part and protrusion, so that control valve is assemblied in filter
Control valve body.
Also, in the patent document 1 and patent document 2, records and be embedded in the disconnecting unit of substantially a ring-shaped frame
In stud, the scheme combined by spot welding.
The used hourglass of control valve documented by patent document 3 becomes annular shape, by filter materials, to filter materials
The periphery maintaining part (frame) kept and the interconnecting piece being connected in the circumferential with maintaining part constitute.Interconnecting piece is formed
It is prominent equipped with the first protrusion and second in the end of the first cutting part can partial segmentation to be therebetween two cutting parts
It rises, and is equipped with the first recess portion and the second recess portion in the end of the second cutting part.
Moreover, to control valve body assembly control valve filter, by the frame of control valve filter
It is expanding and frame is embedded in circumferential slot in a manner of in the circumferential slot winding for being set to control valve body, and by the first protrusion with
And second protrusions snap in corresponding the first recess portion and the second recess portion, so that control valve is assemblied in control valve with filter
Main body.
Existing technical literature
Patent document
Patent document 1: No. 4183700 bulletins of Japanese Patent No.
Patent document 2: No. 3736186 bulletins of Japanese Patent No.
Patent document 3: Japanese Unexamined Patent Publication 2004-11742 bulletin
Summary of the invention
Problems to be solved by the invention
However, being controlled in the control valve filter documented by above patent document 1~3 to control valve body assembly
When valve filter processed, it is necessary to the frame of control valve filter is expanding, to there is the worry of frame breakage.
Also, protrusion is embedded in by recess portion by so-called buckle, comes engaging recessed part and protrusion, thus recess portion and protrusion hold
It is easily-deformable, also there is damaged worry.
Also, in the case where being embedded in the disconnecting unit of substantially a ring-shaped frame to stud, correspondingly with stud
Number of components increases, and the assembling of the stud also spends labour and time.
In addition, welding equipment, welding sequence are needed by spot welding to combine disconnecting unit, to spend labor
Power, time and cost.
The present invention is in view of the above situation to complete, and its purpose is to provide valve filter control as follows and is had
The control valve of the control valve filter: will not increase number of components or manufacture will not spend labour and time, and assemble
It is difficult to deform when controlling valve body, is damaged.
Solution for solving the problem
To achieve the goals above, control valve of the invention is mounted in filter is formed in cylindric control valve master
The control valve filter of the peripheral part of body and the port part for passing through oil, which is characterized in that have:
Frame part is embedded in frame incorporating section set by the opening edge of above-mentioned port part；
Filter element is set to above-mentioned frame part and has filtering function；And
Fixed part is integrally formed in above-mentioned filter element, and is stored by the way that above-mentioned frame part is embedded in above-mentioned frame
Above-mentioned port part is fixed in portion.
In the present invention, since by the way that frame part is embedded in frame incorporating section, fixed part is fixed on port part, so with
It is previous different, it does not need frame part is expanding.Thus, it is possible to prevent because this it is expanding caused by frame part breakage, and can
Control valve is prevented to be fallen off with filter from port part.
Also, it is fixed due to the buckle not by recess portion and protrusion, so will not generate because the situation is drawn
Deformation, the breakage risen.
In addition, control valve is installed on port part with filter, thus component by the way that fixed part is fixed on port part
Number of packages not will increase, manufactures and will not spend labour and time.
Also, due to being embedded in frame part in the frame incorporating section for the opening edge for being set to port part, so not reducing port part
Flow path cross sectional area, it will be able to control valve filter is installed, thus, it is possible to reduce oil flow reduced rate.
In above structure of the invention, preferably, fixation portions is formed by metal thin plate.
Herein, preferably thin plate is integrally formed with filter element, the gauge of sheet be set as than frame part thickness more
It is thin.
According to this structure, it is formed due to fixed part by metal thin plate, so with the component by formation such as resins
It compares, mechanical intensity is stronger, from without damaged worry.
Also, since fixed part is formed by metal thin plate, thus because of caused by the fixed part port part flow path
The reduced rate of sectional area is lower, so as to reduce flow-reduction rate.
Also, in above structure of the invention, preferably, fixation portions have be formed in above-mentioned port part by card
Determine the locking engaging portion in portion.
According to this structure, since the engaging portion of fixed part is engaging in the engaging portion of port part, so can be easy
And fixed part is reliably fixed on port part.Therefore, control valve can be reliably prevented to be fallen off with filter from port part.
Control valve of the invention is characterized in that having:
Cylindric control valve body is formed with the multiple port parts for passing through oil in peripheral part；
Valve core of the spool valve is sliding in above-mentioned control valve body in a manner of selectively communicating with above-mentioned multiple port parts
It is dynamic；And
Control valve filter comprising frame part, filter element and fixed part, wherein above-mentioned frame part is embedded in
Frame incorporating section set by the opening edge of above-mentioned port part, above-mentioned filter element are set to above-mentioned frame part and have filtering function,
Fixation portions is integrally formed in above-mentioned filter element, and is fixed by the way that above-mentioned frame part is embedded in above-mentioned frame incorporating section
In above-mentioned port part.
In the present invention, since the frame part of control valve filter is embedded in the frame incorporating section of control valve body, and it is solid
Determine portion and be fixed on port part, so control valve body can be stably mounted at filter for control valve, and can prevent
Control valve filter falls off from port part.
Also, since frame part is embedded in frame incorporating section set by the opening edge of port part, so not reducing port part
Flow path cross sectional area, it will be able to control valve filter is installed, thus, it is possible to reduce the reduced rate of flow.
In above structure of the invention, preferably, above-mentioned frame part closely connects with the sealing surface for being set to above-mentioned frame incorporating section
Touching, above-mentioned frame incorporating section is more concave than the outer peripheral surface of above-mentioned control valve body,
It is configured to filter than above-mentioned control valve master in the above-mentioned control valve that above-mentioned frame part is embedded in above-mentioned frame incorporating section
The outer peripheral surface of body is more in the inner part.
According to this structure, in construction of the mounting hole for being formed in equipment inserted with control valve, in above-mentioned mounting hole
Inner peripheral surface and the above-mentioned control valve gap that oil circuit is set between filter.Therefore, the gap is able to use integrally to make
For oil circuit, so as to reduce the flow-reduction because of caused by the setting of control valve filter.
Also, it since above-mentioned frame part is in close contact with the sealing surface for being set to frame incorporating section, is received so being able to suppress from frame
The foreign matter intrusion received between portion and frame part.
Also, in the case where oil enters control valve body by port part, since frame part being pushed using hydraulic
In frame incorporating section, so can be improved the leakproofness at sealing surface.
The effect of invention is as follows.
Control valve filter according to the present invention, will not increase number of components or manufacture will not spend labour and time,
And it is difficult to be deformed when being assemblied in control valve body, is damaged.
Control valve can be stably mounted at control valve body, and energy with filter by control valve according to the present invention
Enough control valve filter is prevented to fall off from port part, additionally is able to the case where reducing flow-reduction.
Detailed description of the invention
Fig. 1 is the cross-sectional view for showing the control valve body for the control valve filter for being equipped with embodiments of the present invention.
Fig. 2 is the perspective view of the control valve body before showing the control valve filter of assembly embodiments of the present invention.
Fig. 3 is the figure for showing the control valve filter of embodiments of the present invention, and (a) of Fig. 3 is perspective view, Fig. 3's
(b) it is perspective view from obliquely downward.
Fig. 4 is the perspective view for showing the filter element of control valve filter of embodiments of the present invention.
Fig. 5 is the section view for the port part of the control valve body of the control valve filter installation of embodiments of the present invention
Figure.
Fig. 6 is the cross-sectional view for showing the port part of control valve of embodiments of the present invention.
Fig. 7 is the method for illustrating the control valve of embodiments of the present invention being installed on control valve body with filter
Main view.
Fig. 8 is the main portions for showing the state for the mounting hole that the control valve of embodiments of the present invention is inserted in equipment
Cross-sectional view.
Specific embodiment
Hereinafter, the embodiments of the present invention will be described with reference to the drawings.
Fig. 1 is the section view for showing the control valve body 2 for the control valve filter 1 for being equipped with embodiments of the present invention
Figure, Fig. 2 are the perspective views for showing control valve body 2.
Control valve body 2 is generally formed into cylindrical shape, inside it can accommodate not in a manner of axially free sliding
The valve core of the spool valve of diagram.In addition, control valve is made of control valve body 2 and valve core of the spool valve.
In the peripheral part of control valve body 2, it is equipped with multiple (five) ports for passing through oil at predetermined intervals in the axial direction
Portion 3.Moreover, by making valve core of the spool valve carry out moving back and forth in the axial direction, selectively communicate with each port part 3.
The control valve for having control valve body 2 and valve core of the spool valve switches over the flow path of fluid, such as is installed in hair
In the hydraulic circuit that the VVT gear of motivation is driven.That is, by utilizing the inside for being contained in control valve body 2
Valve core of the spool valve moving along axial, make for example positioned at the port part 3 of axial central portion relative to the end for being disposed in its two sides
Oral area 3,3 selectively communicates with, to switch oil circuit, thus make the cam sprocket wheel synchronously rotated with crank axle and with the cam chain
Relative position between the camshaft of wheel connection setting is variable.By keeping the relative position of cam sprocket wheel and camshaft variable, energy
Enough make the valve timing of the inlet valve that movement is opened and closed using camshaft or exhaust valve according to operating condition Xiang Tiqian
Angular direction or angle of lag direction-agile.
Five port parts 3 are the opening portion extended along the circumferential arc-shaped for controlling valve body 2, the port of central portion respectively
Portion 3 is oily supply port, and the port part 3,3 of two sides is advance angle port and angle of lag port respectively, on the outermost side two
Left side in a port part 3,3 is advance angle discharge port, and right side is angle of lag discharge port.
The port part 3 of central portion and the port part 3,3 of its two sides are discretely matched in the circumferential direction of control valve body 2 with 180 °
It sets.Also, two port parts 3,3 on the outermost side are configured at the port part 3 with central portion in the circumferential direction of control valve body 2
Roughly the same position.
In such five port parts 3, in the port part 3 and these three port parts 3 of the port part 3,3 of its two sides of central portion
Control valve filter 1 is assembled respectively.
As shown in figure 3, control valve is with filter 1 with frame part 5, set on the frame part 5 and with the mistake of filtering function
Filter component 6 and fixed part 7.
Frame part 5 is formed as curved substantially rectangular ring-type by resin.The radius of curvature of curved frame part 5 and end
The radius of curvature of oral area 3 is roughly equal.Frame part 5 passes through pair of right and left arch portion 5a, 5a of arch shape and links the arch
Linking part 5b, 5b of the mutual substantially arc-shaped in the end of portion 5a, 5a and be integrally formed.
The lateral surface of arch portion 5a, 5a are set as in parallel, the end of the longitudinal direction of the lateral surface and the circle of linking part 5b, 5b
The curved surface of arcuation connects smoothly.
Also, filter element 6 is fixed at the substantially central portion of the short transverse (up and down direction in Fig. 3) of frame part 5
Frame part 5, that is to say, that be fixed with filter element 6 in the substantially central portion of the thickness direction of frame part 5.
As shown in figure 4, filter element 6 is formed by the punch metal plate with multiple apertures, and with the curvature with frame part 5
The roughly equal radius of curvature bending of radius.Such filter element 6 is fixed on the inside of frame part 5, carries out to frame part 5
When injection moulding, using resin die come integrally formed with the frame part 5.In addition it is also possible to using adhesive by filter element 6
It is bonded in frame part 5.
As shown in figure 4, fixed part 7 is integrally formed with filter element 6 by metal thin plate.Fixed part 7 was set to
The longitudinal direction central portion of component 6 is filtered, and is equipped with a pair in the width direction of filter element 6.Also, fixed part 7 with from
The mode that filter element 6 hangs down is arranged, and is formed with engaging portion 7a in its front end (lower end).Engaging portion 7a will be by that will fix
The lower end in portion 7 is formed towards bending on the outside of the width direction of filter element 6, be formed in aftermentioned port part 3 by card
It is locking to determine portion 7b.
In the opening edge of three port parts 3 of the control valve body 2 of the installation of control valve filter 1 for such structure
Portion is equipped with frame incorporating section 10 as illustrated in fig. 5.The frame incorporating section 10 is the frame part 5 for storing control valve filter 1
Part, the outer peripheral surface than controlling valve body 2 are more concave inwardly.
Also, it is close equipped with first orthogonal with control axial direction (left and right directions in Fig. 5) of valve body 2 in frame incorporating section 10
Cover 10a, the secondary sealing area 10b orthogonal with primary sealing area 10a and third sealing surface 10c (referring to Fig. 2).
Primary sealing area 10a is the flat surface circumferentially formed along control valve body 2, the outer peripheral surface with control valve body 2
It is orthogonal.Also, separation is equipped with primary sealing area 10a in parallel in the axial direction of control valve body 2 in a frame incorporating section 10
A pair, a pair of of primary sealing area 10a, 10a are smoothly continuous by third sealing surface 10c (referring to Fig. 2).The third sealing surface
10c is the curved surface of arc-shaped, orthogonal with the control outer peripheral surface of valve body 2.
Also, secondary sealing area 10b be in the inner edge from primary sealing area 10a to control valve body 2 axially projecting and
The curved surface for the arc-shaped that the peripheral side of the protruding portion 11 of formation is formed, in the axis of control valve body 2 in a frame incorporating section 10
It is discretely equipped with a pair upwards.
Also, it is equipped with inclined surface 11a in the front end face of protruding portion 11, inclined surface 11a is with trend control valve body 2
Inside and (with tend to Fig. 5 in lower section) and to the center side of the width direction of port part 3 (left and right directions in Fig. 5) tilt.It is right
Maximum separation distance, i.e. inclined surface 11a, 11a between inclined surface 11a, 11a for setting by 10 side of frame incorporating section inclined surface 11a,
Distance between 11a is set as, between engaging portion 7a, 7a in front end of a pair of of fixed part 7 of control valve filter 1
Apart from roughly equal or slightly larger.More specifically, it is tilted between the end of inclined surface 11a, 11a of 10 side of frame incorporating section, i.e.
Face 11a, 11a between the crestal line portion of secondary sealing area 10b, 10b at a distance from be set as, between the front end of engaging portion 7a, 7a away from
From roughly equal or slightly larger.The front end of engaging portion 7a, 7a is by making control valve filter 1 from control valve body 2 as a result,
Radial outside be inserted in port part 3, and abutted with the end of inclined surface 11a, 11a, and along the inclined surface 11a, 11a slide and to
Inside insertion.
Also, it is continuously equipped with the radial parallel parallel surface 11b with control valve body 2 with inclined surface 11a, opposed is flat
Distance between row face 11b, 11b is set as smaller than the distance between engaging portion 7a, 7a.
Moreover, the inner peripheral surface of the protruding portion 11 orthogonal with parallel surface 11b is locking as the engaging portion 7a for fixed part 7
Engaging portion 7b.
Therefore, if fixed part 7 is inserted in port part 3, fixed part 7,7 is elastically deflected, so as to engaging portion 7a, 7a
Front end is slided and close to each other while being connected to inclined surface 11a, 11a, when the front end of engaging portion 7a, 7a is more than parallel surface
When 11b, 11b, because of the elastic recovering force of fixed part 7,7, engaging portion 7a, 7a is opened in a manner of being separated from each other, and engaging in quilt
Engaging portion 7b, 7b.
Also, since engaging portion 7b is formed by the curved surface of arc-shaped, so engaging portion 7a is again formed as being tightly attached to the song
Arc-shaped as face.
The frame incorporating section 10 that port part 3 has a structure in which in opening edge, in such port part 3, as shown in Figure 6
Ground is equipped with control valve filter 1.
That is, being embedded with the frame part 5 of control valve filter 1 in frame incorporating section 10, and it is embedded in the frame incorporating section 10
Control valve filter 1 be configured to than control valve body 2 outer peripheral surface more in the inner part.Specifically, control valve filter 1
Frame part 5 be configured in a manner of with defined step difference than control valve body 2 outer peripheral surface more in the inner part, filter element 6
Further configure in the inner part.
Also, in the state that frame incorporating section 10 is embedded with frame part 5 of control valve filter 1, the arch of frame part 5
The lateral surface of shape portion 5a, the lower surface of arch portion 5a, the outer peripheral surface of linking part 5b and the primary sealing area 10a of frame incorporating section 10,
Secondary sealing area 10b, third sealing surface 10c (referring to Fig. 2) are in close contact.
Also, the fixed part 7 of control valve filter 1 is inserted in port part 3, and in the inner peripheral surface of above-mentioned protruding portion 11
The locking front end for having fixed part 7 engaging portion 7b engaging portion 7a.
Control valve filter 1 is prevented to fall off from port part 3 as a result,.
To port part 3 install control valve filter 1 in the case where, as shown in fig. 7, by control valve with filter 1 from
The radial outside for controlling valve body 2 is pressed into port part 3.In this way, the frame part 5 of control valve filter 1 is embedded in frame storage
Portion 10, and the lateral surface of arch portion 5a of frame part 5, the lower surface of arch portion 5a, the outer peripheral surface of linking part 5b and frame are stored
Primary sealing area 10a, secondary sealing area 10b, the third sealing surface 10c in portion 10 are in close contact.
Also, by being like this pressed into control valve filter 1 to port part 3, fixed part 7 is inserted in port part
3, fixed part 7,7 is elastically deflected, slided while being connected to inclined surface 11a, 11a so as to the front end of engaging portion 7a, 7a and
It is close to each other, it is locking because of the elastic recovering force of fixed part 7,7 when the front end of engaging portion 7a, 7a is more than parallel surface 11b, 11b
7a, 7a are opened in a manner of being separated from each other in portion, and engaging in engaging portion 7b, 7b.
Control valve filter 1 is installed on port part 3 as a result, and prevents to take off from port part 3 using engaging portion 7a
It falls.
As shown in figure 8, being equipped with the control valve A of control valve filter 1 like this in the equipment for being formed in engine side
15 cylindric mounting hole 15a insertion.
In the construction of mounting hole 15a that control valve A is inserted in such equipment 15, in the inner peripheral surface of mounting hole 15a
15b and control valve are with the gap S for being set to oil circuit between filter 1.Therefore, it is able to use gap S and is integrally used as oil circuit,
And oil can be made to pass through in the entire surface of filter element 6, so as to reduce because of caused by the setting of control valve filter 1
Flow-reduction.
As described above, according to the present embodiment, by the way that the frame part 5 of control valve filter 1 is embedded in frame incorporating section
10, fixed part 7 is fixed on port part 3, to not need frame part 5 is expanding with previous difference.Thus, it is possible to prevent
Because this it is expanding caused by frame part 5 breakage.
Also, it is fixed due to the buckle not by recess portion and protrusion, so will not generate because the situation is drawn
Deformation, the breakage risen.
In addition, control valve filter 1 is installed on port part 3 by the way that fixed part 7 is fixed on port part 3, thus
Number of components not will increase, manufactures and will not spend labour and time.
Also, due to being embedded in frame part 5 in the frame incorporating section 10 for the opening edge for being set to port part 3, so not reducing end
The flow path cross sectional area of oral area 3, it will be able to control valve filter 1 is installed, thus, it is possible to reduce the reduced rate of the flow of oil.
Also, since fixed part 7 is formed by metal thin plate, so compared with by the component of the formation such as resin, it is mechanical
Formula intensity is stronger, from without damaged worry.
Also, since fixed part 7 is formed by metal thin plate, thus because of caused by the fixed part 7 port part 3 stream
The reduced rate of road sectional area is lower, so as to reduce flow-reduction rate.
In addition, since fixed part 7 has the engaging portion 7a locking with the engaging portion 7b that is formed in port part 3, so energy
It is enough that fixed part 7 is easily and reliably fixed on port part 3, and control valve filter 1 can be prevented de- from port part 3
It falls.
Also, since the frame part of control valve filter 15 is embedded in the frame incorporating section 10 of control valve body 2, and it is solid
Determine portion 7 and be fixed on port part 3, so control valve filter 1 can be stably mounted to control valve body 2, and can
Control valve filter 1 is prevented to fall off from port part 3.
Also, the lateral surface of arch portion 5a due to frame part 5, the lower surface of arch portion 5a, linking part 5b outer peripheral surface
It is in close contact with the primary sealing area 10a, secondary sealing area 10b, third sealing surface 10c of frame incorporating section 10, so being able to suppress
Foreign matter intrusion between frame incorporating section 10 and frame part 5.
Also, in the case where oil enters control valve body 2 by port part 3, since frame part 5 being pushed away using hydraulic
It is pressed on frame incorporating section 10, so can be improved sealing surface (primary sealing area 10a, secondary sealing area 10b, third sealing surface 10c)
The leakproofness at place.
Also, become due to being equipped between the inner peripheral surface 15b and control valve filter 1 of the mounting hole 15a in equipment 15
The gap S of oil circuit, so being able to use the gap is integrally used as oil circuit, thus, it is possible to reduce flow-reduction.
Also, due to installing control valve filter 1 in the port part 3 of control valve body 2, so utilizing present embodiment
Control valve body 2 the control valve filter 1 can be installed on to the control valve body of major diameter.For example, in present embodiment
The outer diameter of control valve body 2 beIn the case where, by being in outer diameterControl valve body peripheral part
It is arranged with outer diameter and isControl valve body 2 in 3 same shape of port part port part, so as to biggish in outer diameter
It controls valve body and control valve filter 1 is installed.
Also, since the filter element 6 of control valve filter 1 is formed by punch metal plate, so being free to set
Surely the aperture of multiple apertures of filtering function is realized.That is, control valve with filter 1 by using resin die come one
Shaping and piercing die metal plate and frame part 5 and formed, thus by using and identical bending mould used in the resin die,
The punch metal plate and frame part 5 for carrying out the integrally formed aperture with desired aperture, can set and need flow corresponding
Aperture.
The explanation of symbol
A-control valve, 1-control valve filter, 2-control valve bodies, 3-port parts, 5-frame parts, 6-filterings
Component, 7-fixed parts, 7a-engaging portion, 7b-engaging portion, 10-frame incorporating sections.
Claims (6)
1. a kind of control valve filter is mounted on the peripheral part for being formed in cylindric control valve body and passes through oil
Port part, above-mentioned control valve filter are characterized in that having:
Frame part is embedded in frame incorporating section set by the opening edge of above-mentioned port part；
Filter element is set to above-mentioned frame part and has filtering function；And
A pair of of fixed part is integrally formed in above-mentioned filter element, and is stored by the way that above-mentioned frame part is embedded in above-mentioned frame
Above-mentioned port part is fixed in portion,
Above-mentioned a pair of fixed part has engaging portion, can be engaging in a pair of of the engaging portion for being formed in above-mentioned port part,
In the state that above-mentioned a pair of of fixed part is inserted as the above-mentioned port part for the opening portion for passing through oil, above-mentioned a pair of of card
Determine portion to be separated in a manner of being separated from each other, to be engaging in above-mentioned a pair of of engaging portion.
2. control valve filter according to claim 1, which is characterized in that
Fixation portions is formed by metal thin plate.
3. a kind of control valve, which is characterized in that have:
Cylindric control valve body is formed with the multiple port parts as opening portion for passing through oil in peripheral part；
Valve core of the spool valve is slided in above-mentioned control valve body in a manner of selectively communicating with above-mentioned multiple port parts；With
And
Control valve filter comprising frame part, filter element and a pair of of fixed part, wherein above-mentioned frame part is embedded in
Frame incorporating section set by the opening edge of above-mentioned port part, above-mentioned filter element are set to above-mentioned frame part and have filtering function,
Fixation portions is integrally formed in above-mentioned filter element, and is fixed by the way that above-mentioned frame part is embedded in above-mentioned frame incorporating section
In above-mentioned port part,
Above-mentioned port part has a pair of of protruding portion, prominent in the axis direction of control valve body, and on the inner peripheral surface of protruding portion
With engaging portion,
The fixed part of above-mentioned control valve filter has the engaging portion engaging in engaging portion,
In the state that a pair of of fixation portions is inserted as the above-mentioned port part of opening portion, a pair of above-mentioned engaging portion is with mutual
Isolated mode is separated, to be engaging in a pair of above-mentioned engaging portion.
4. control valve according to claim 3, which is characterized in that
Above-mentioned frame part is in close contact with the sealing surface for being set to above-mentioned frame incorporating section,
Above-mentioned frame incorporating section is more concave than the outer peripheral surface of above-mentioned control valve body,
It is configured to filter than above-mentioned control valve body in the above-mentioned control valve that above-mentioned frame part is embedded in above-mentioned frame incorporating section
Outer peripheral surface is more in the inner part.
5. control valve according to claim 4, which is characterized in that
Above-mentioned sealing surface is formed in the arc-shaped surface of above-mentioned protruding portion peripheral side, in frame incorporating section and in control valve master
It is arranged in pairs in a manner of being separated from each other in the axis direction of body.
6. control valve according to claim 5, which is characterized in that
It is equipped with a pair of angled face in the front end face of above-mentioned a pair of of protruding portion, this pair of of inclined surface is in trend control valve body
Side and to the center side of the width direction of above-mentioned port part tilt,
A pair that the distance between above-mentioned a pair of angled face is configured to approximately equal to or slightly larger than control valve filter is fixed
The distance between a pair of of engaging portion on the front end in portion.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014-194706 | 2014-09-25 | ||
| JP2014194706A JP6497882B2 (en) | 2014-09-25 | 2014-09-25 | Control valve filter and control valve |
| PCT/JP2015/074404 WO2016047371A1 (en) | 2014-09-25 | 2015-08-28 | Control valve filter and control valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106795982A CN106795982A (en) | 2017-05-31 |
| CN106795982B true CN106795982B (en) | 2019-09-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580051493.4A Active CN106795982B (en) | 2014-09-25 | 2015-08-28 | Control valve filter and control valve |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6497882B2 (en) |
| CN (1) | CN106795982B (en) |
| WO (1) | WO2016047371A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023166962A1 (en) * | 2022-03-04 | 2023-09-07 | 日立Astemo株式会社 | Control valve and valve timing control device for internal combustion engine to which control valve is applied |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006105247A (en) * | 2004-10-04 | 2006-04-20 | Aisin Aw Co Ltd | Strainer, and valve gear |
| JP2008039141A (en) * | 2006-08-09 | 2008-02-21 | Mitsubishi Electric Corp | Control valve and oil control device |
| CN101960192A (en) * | 2008-03-08 | 2011-01-26 | 罗伯特.博世有限公司 | Screening filter and built-in valve with screening filter |
| CN103781530A (en) * | 2011-09-08 | 2014-05-07 | 株式会社鹭宫制作所 | Filter device, control valve provided with filter device, and fuel cell system |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4400486B2 (en) * | 2005-03-16 | 2010-01-20 | アイシン・エィ・ダブリュ株式会社 | Control valve |
| JP4916233B2 (en) * | 2006-06-26 | 2012-04-11 | 株式会社ミクニ | Engine cooling system |
-
2014
- 2014-09-25 JP JP2014194706A patent/JP6497882B2/en active Active
-
2015
- 2015-08-28 WO PCT/JP2015/074404 patent/WO2016047371A1/en active Application Filing
- 2015-08-28 CN CN201580051493.4A patent/CN106795982B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006105247A (en) * | 2004-10-04 | 2006-04-20 | Aisin Aw Co Ltd | Strainer, and valve gear |
| JP2008039141A (en) * | 2006-08-09 | 2008-02-21 | Mitsubishi Electric Corp | Control valve and oil control device |
| CN101960192A (en) * | 2008-03-08 | 2011-01-26 | 罗伯特.博世有限公司 | Screening filter and built-in valve with screening filter |
| CN103781530A (en) * | 2011-09-08 | 2014-05-07 | 株式会社鹭宫制作所 | Filter device, control valve provided with filter device, and fuel cell system |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016047371A1 (en) | 2016-03-31 |
| JP2016065597A (en) | 2016-04-28 |
| JP6497882B2 (en) | 2019-04-10 |
| CN106795982A (en) | 2017-05-31 |
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