CN207945348U - Valve gear - Google Patents

Abstract

The utility model provides a kind of valve gear, has：Oil circuit body, in the internal oil circuit with fuel feeding flowing；Guiding valve is installed on oil circuit body, is configured along in the central axis upwardly extended with the axis that upper and lower directions is intersected；Magnet is directly fixed on guiding valve；And sensor assembly, there is the Magnetic Sensor in the magnetic field of detection magnet.Oil circuit body has the sliding valve hole axially extended.Sliding valve hole has in the opening portion of an axial side opening.Spool valve configuration in sliding valve hole at can be axially moveable.The end of the axial side of guiding valve is projected into the outside of sliding valve hole via opening portion.Oil circuit body has at least part of incorporating section of storage sensor assembly on an upper.Sensor assembly is directly fixed on incorporating section.

Description

Valve gear

Technical field

The utility model is related to valve gears.

Background technology

There is known the hydraulic control devices of the construction of the displacement with detection guiding valve relative to valve body in the axial direction.

Such hydraulic control device is for example recorded in Japanese Unexamined Patent Publication 2008-144834 bulletins, using magnet and suddenly Your element detects the displacement of guiding valve in the axial direction.

In such hydraulic control device, the fixed part that Hall element is installed on valve body is seperated component, via solid Determine portion and is fixed on valve body.Also, the movable part that magnet is installed on guiding valve is seperated component, cunning is fixed on via movable part Valve.Therefore, the case where corresponding to respectively by fixed part and movable part, has the following problems：It is easy in Hall element and magnetic The installation site accumulated error of iron reduces to the accuracy of detection of the displacement of guiding valve in the axial direction.

Utility model content

In view of the above problems, one of the purpose of this utility model is, provides with the valve gear constructed as follows：It being capable of essence The degree displacement of detection guiding valve in the axial direction well.

The valve gear of one mode of the utility model has：Oil circuit body, in the internal oil circuit with fuel feeding flowing；It is sliding Valve is installed on the oil circuit body, is configured along in the central axis upwardly extended with the axis that upper and lower directions is intersected；Magnet, It is directly fixed on the guiding valve；And sensor assembly, there is the Magnetic Sensor in the magnetic field for detecting the magnet, the oil circuit Body has the sliding valve hole that axially extends, and the sliding valve hole has in the opening portion of an axial side opening, the spool valve configuration at It can be axially moveable in the sliding valve hole, the end of the axial side of the guiding valve is projected into institute via the opening portion The outside of sliding valve hole is stated, the oil circuit body has at least part of storage for storing the sensor assembly on an upper Portion, the sensor assembly are directly fixed on the incorporating section.

By that the detailed description of preferred embodiment, can more clearly understand the utility model referring to the drawings Above-mentioned and other elements, feature, step, feature, advantage.

Description of the drawings

Fig. 1 is the stereogram for the valve gear for showing first embodiment.

Fig. 2 is the exploded perspective view for the valve gear for showing first embodiment.

Fig. 3 is the figure for the valve gear for showing first embodiment, is the sectional view of the III-III lines along Fig. 1.

Fig. 4 is the sectional view for another guiding valve and magnet for being shown as first embodiment.

Fig. 5 is the exploded perspective view for another guiding valve and magnet for being shown as first embodiment.

Fig. 6 is the stereogram for the valve gear for showing second embodiment.

Fig. 7 is the figure for the valve gear for showing second embodiment, is the sectional view of the VII-VII lines along Fig. 6.

Specific implementation mode

In the various figures, Z-direction is set as upper and lower directions Z.X-direction is set as the level side vertical with upper and lower directions Z Left and right directions X in.The axis vertical with left and right directions X Y direction being set as in the horizontal direction vertical with upper and lower directions Z To Y.Positive side in upper and lower directions Z is known as " upside ", negative side is known as " downside ".Positive side in axial Y is known as " front side ", Negative side is known as " rear side "." front side " is equivalent to " axial side ", and " rear side " is equivalent to " the axial other side ".In addition, " upside ", " downside ", " front side ", " rear side ", " upper and lower directions " and " left and right directions " is only used for the relative position relation to each section The title illustrated, actual configuration relation etc. can also be the configuration relation other than configuration relation etc. shown in these titles Deng.

＜ first embodiments ＞

The valve gear 10 of present embodiment shown in FIG. 1 is for example mounted in vehicle and the gear shift operation according to driver And the control valve switched over.Valve gear 10 has oil circuit body 20, guiding valve 30, magnet 50 and sensor assembly 40.

Oil circuit body 20 is in the internal oil circuit with fuel feeding flowing.In the various figures, it such as shows to have intercepted the one of oil circuit body 20 Partial state.Oil circuit body 20 has lower body 21 and portion of upper body 22.Oil circuit is for example set to lower body 21 and portion of upper body 22 pairs Side.As shown in Fig. 2, lower body 21 has the upper surface 21a vertical with upper and lower directions Z.Portion of upper body 22 is overlapped in lower body 21 Upside and configure.As shown in figure 3, portion of upper body 22 has the lower surface 22f vertical with upper and lower directions Z.Lower surface 22f and upper surface 21a is contacted.

Portion of upper body 22 has first part 22a and second part 22b.As shown in Figure 1, first part 22a have with it is upper and lower Upper surface 22c vertical direction Z.Second part 22b is connect with the front side of first part 22a.Second part 22b have with it is upper and lower Upper surface 22d vertical direction Z.The upper end (i.e. upper surface 22d) of second part 22b is configured in the upper end than first part 22a The position of (i.e. upper surface 22c) on the lower.The coupling part of first part 22a and second part 22b are provided with platform as a result, Rank.Also, portion of upper body 22 has with axial Y vertical step surfaces of the front surface 22e as step.As shown in figure 3, first part The lower surface of 22a and the lower surface of second part 22b configure on the same face vertical with upper and lower directions Z, are connected to each other and structure At the lower surface 22f of portion of upper body 22.

Portion of upper body 22 has the sliding valve hole 23 that Y extends in an axial direction.That is, oil circuit body 20 has sliding valve hole 23.As shown in Figure 1, In the present embodiment, the cross sectional shape of sliding valve hole 23 is the round centered on the central axis J that Y in an axial direction extends.Separately Outside, the radial direction centered on central axis J is referred to as " radial direction ", the circumferential direction centered on central axis J is referred to as " week To ".

In the present embodiment, sliding valve hole 23 is set to first part 22a.Sliding valve hole 23 has the opening in front openings Portion 23a.Opening portion 23a is open on the front surface 22e in the face of the front side as first part 22a.At least the one of sliding valve hole 23 Part constitutes a part for the oil circuit in oil circuit body 20.The relationship shown due to a part for interception oil circuit body 20, in figure 3 It is expressed as sliding valve hole 23 to be also open in rear side, but the rear end of sliding valve hole 23 is to block.That is, sliding valve hole 23 is in front openings Hole with the end.In addition, sliding valve hole 23 for example can also be in the both-side opening of axial Y.

Lower body 21 and portion of upper body 22 are for example single component respectively.Lower body 21 and portion of upper body 22 are by non magnetic system At.The material of lower body 21 and the material of portion of upper body 22 are, for example, aluminium.

Oil circuit body 20 has at least part of incorporating section 25 of storage sensor assembly 40 on an upper.In this implementation In mode, on the upper surface 22d of second part 22b of the configuration of incorporating section 25 in the upper surface of oil circuit body 20.Incorporating section 25 is The recess portion being recessed from the upper surface (being the upper surface of second part 22b in the present embodiment) of oil circuit body 20 to downside.Such as Shown in Fig. 2, the shape of incorporating section 25 observed from upside is generally square.It is provided on the bottom surface 25a of incorporating section 25 Through hole 26.From the bottom surface 25a of incorporating section 25, Z is through to lower surface 22f to through hole 26 along the vertical direction.The four of 25a in bottom surface Angle is provided with the internal thread hole being recessed to downside.

Guiding valve 30 is configured along central axis J, and central axis J extends along the axial Y intersected with upper and lower directions Z.Guiding valve 30 be cylindric.Guiding valve 30 is installed on oil circuit body 20.As shown in figure 3, guiding valve 30 is configured in sliding valve hole 23 Y in an axial direction It is mobile.The end of the front side of guiding valve 30 is projected into the outside of sliding valve hole 23 via opening portion 23a.The end of the front side of guiding valve 30 It is configured at the upside of second part 22b.The part of the outside for being projected into sliding valve hole 23 in guiding valve 30 is with upper surface 22d upper and lower It is opposed across gap on the Z of direction.

Guiding valve 30 has the first small diameter portion 31a, the first large-diameter portion 32a, the second small diameter portion 31b, the second large-diameter portion 32b, connects Knot 33 and magnet mounting portion 34.Each section of guiding valve 30 is centered on central axis J and the cylinder of Y extensions in an axial direction Shape.Each section of guiding valve 30 from rear side towards front side according to the first large-diameter portion 32a, the first small diameter portion 31a, the second large-diameter portion 32b, Second small diameter portion 31b, linking part 33, magnet mounting portion 34 sequence continuously configure.First large-diameter portion 32a is the rear end of guiding valve 30 Portion.Magnet mounting portion 34 is the front end of guiding valve 30.

A part for the rear side of second small diameter portion 31b, the first small diameter portion 31a, the first large-diameter portion 32a and the second large-diameter portion 32b is configured in sliding valve hole 23.Part, linking part 33 and the magnet mounting portion 34 of the front side of second small diameter portion 31b are configured at The outside of sliding valve hole 23.By movement of the guiding valve 30 on axial Y, the second small diameter portion 31b, which can also be integrally formed, is configured at cunning The state of the outside of valve opening 23.

The outer diameter of the outer diameter of first large-diameter portion 32a and the second large-diameter portion 32b are more than the outer diameter and second of the first small diameter portion 31a The outer diameter of small diameter portion 31b.The outer diameter of first small diameter portion 31a is for example identical as the outer diameter of the second small diameter portion 31b.First large-diameter portion 32a outer diameters are for example identical as the outer diameter of the second large-diameter portion 32b.First large-diameter portion 32a and the second large-diameter portion 32b are embedded in sliding valve hole In 23.Along with movement of the guiding valve 30 on axial Y, the first large-diameter portion 32a and the second large-diameter portion 32b are relative to sliding valve hole 23 Inner peripheral surface slides.

The outer diameter of outer diameter and second small diameter portion 31b of the outer diameter of linking part 33 more than the first small diameter portion 31a, such as with first The outer diameter of the outer diameter of large-diameter portion 32a and the second large-diameter portion 32b are identical.As shown in Figure 1, linking part 33 is with recessed from the upper side to the lower side Fall into and in left-right direction X run through linking part 33 connection recess portion 33a.Link recess portion 33a and the gear shift operation according to driver And the manual shaft connection driven.

As shown in figure 3, outer diameter and second small diameter portion 31b of the outer diameter of magnet mounting portion 34 less than the first small diameter portion 31a Outer diameter.It is provided with external thread part on the peripheral surface of the front end of magnet mounting portion 34.Magnetic is installed on magnet mounting portion 34 Iron 50.Guiding valve 30 is single component in the present embodiment.

Along with the driving of the manual shaft linked with linking part 33 via connection recess portion 33a, Y is moved guiding valve 30 in an axial direction It is dynamic.It is configured at the first small diameter portion 31a, the first large-diameter portion 32a and the second large-diameter portion 32b in sliding valve hole 23 Y in an axial direction as a result, It moves and the mutual connection of the oil circuit in oil circuit body 20 is switched over.Guiding valve 30 is, for example, hand-operated valve.By making 30 edge of guiding valve Axial Y is mobile and has switched the mutual connection of oil circuit in oil circuit body 20, to have switched the gear of vehicle.

Magnet 50 is centered on central axis J and the cylindrical shape of Y extensions in an axial direction.Magnet 50 is opened in the both sides of axial Y Mouthful.Magnet mounting portion 34 passes through the inside of magnet 50, magnet 50 chimeric with guiding valve 30 at magnet mounting portion 34.After magnet 50 The preceding end in contact at end and linking part 33.The front end of magnet 50 is located at than the external thread part for the front end for being set to magnet mounting portion 34 By the position of rear side.By the way that nut 51 to be screwed to the external thread part for the front end for being set to magnet mounting portion 34, magnet 50 is by spiral shell Mother 51 and magnet mounting portion 34 are clamped on axial Y.Magnet 50 is directly fixed in guiding valve 30 and is projected into sliding valve hole 23 as a result, Outside part (i.e. in the present embodiment be magnet mounting portion 34).

In addition, in the present specification, " certain object is directly fixed on certain and is fixed object " includes at least one of certain object Point it is fixed object contact and fixation and certain object fix the case where Mr. Yu is fixed object by substances such as bonding agents with certain.

As shown in Fig. 2, sensor assembly 40 have circuit board 43, lid 41, seal member 42, connection terminal 45a and Detect the Magnetic Sensor 44 in the magnetic field of magnet 50.Circuit board 43 be the side vertical with upper and lower directions Z extend up substantially just Rectangular plate.As shown in figure 3, circuit board 43 is directly fixed on the bottom surface 25a of incorporating section 25.It is arranged in the quadrangle of circuit board 43 There is Z along the vertical direction to run through the hole of circuit board 43.Magnetic Sensor 44 is installed on the upper surface of circuit board 43.

As shown in Figures 2 and 3, lid 41 is that have top box shape in lower opening.Being observed from upside for lid 41 is outer Shape is substantially square shape.As shown in figure 3, at least lower part of lid 41 is inserted in incorporating section 25.It covers in the present embodiment Body 41 is embedded in incorporating section 25.The lower end of lid 41 is contacted with bottom surface 25a.The size of the upper and lower directions Z of lid 41, which is more than, to be received Receive portion 25 upper and lower directions Z size.The upper end of lid 41 is more upwardly projecting than incorporating section 25.41 covering board 43 of lid Upside.The quadrangle of the upper surface of lid 41 is provided with the hole that Z along the vertical direction runs through lid 41.Lid 41 is by non magnetic system At.Lid 41 is for example formed from a resin.

As shown in Figures 2 and 3, circuit board 43 and lid 41 are directly fixed on oil circuit body 20 by four screws 46.Screw 46 It is screwed into the internal thread hole of bottom surface 25a from the upside of lid 41 across the hole of lid 41 and the hole of circuit board 43.It is electric as a result, Road plate 43 and lid 41 are fastened on bottom surface 25a together, to which sensor assembly 40 is directly fixed on incorporating section 25.By It is fastened together in lid 41 and circuit board 43, therefore the quantity of the screw 46 for fixing sensor assembly 40 can be reduced, The effort of fixed sensor assembly 40 can be reduced.

In this way, according to the present embodiment, at least part of of storage sensor assembly 40 is provided in oil circuit body 20 Incorporating section 25, sensor assembly 40 are directly fixed on incorporating section 25.Therefore, consolidate via seperated component with by sensor assembly 40 It is compared due to the case where oil circuit body 20,40 positional precision of sensor assembly can be well fixed to oil circuit body 20.Also, by In magnet 50 is directly fixed on guiding valve 30, thus with phase the case where magnet 50 is fixed on guiding valve 30 via seperated component Than can 50 positional precision of magnet be well fixed to guiding valve 30.Therefore, it is possible to reduce magnet 50 and sensor assembly 40 The error of the relative position of Magnetic Sensor 44, so as to precisely detect guiding valve 30 by sensor assembly 40 in axial direction Displacement on Y.

Also, due to it is not necessary that seperated component for sensor assembly 40 and magnet 50 to be fixed on to oil circuit body 20 is arranged, Therefore the number of components that valve gear 10 can be reduced, so as to reduce the effort and manufacturing cost of assembling valve gear 10.Also, It is easy to keep valve gear 10 small-sized and light weight.Also, since incorporating section 25 is set to the upper surface of oil circuit body 20, being easy will Sensor assembly 40 is fixed on incorporating section 25.Thereby, it is possible to be easy to carry out the assembling of valve gear 10.

Also, according to the present embodiment, since incorporating section 25 is the upper table recess portion that side is recessed downwards from oil circuit body 20, Therefore it by the way that sensor assembly 40 to be embedded in incorporating section 25, can steadily configure.

Also, the outside for being projected into sliding valve hole 23 in guiding valve 30 according to the present embodiment, is fixed on due to magnet 50 Part, therefore magnet 50 can be inhibited to be contacted with the oil flowed in the oil circuit in oil circuit body 20.Thereby, it is possible to inhibit to be included in Sheet metal in oil is attached to magnet 50.

Also, according to the present embodiment, since sliding valve hole 23 and incorporating section 25 are set to portion of upper body 22.Thus, for example with Sliding valve hole 23 is respectively arranged at lower body 21 with incorporating section 25 and is compared with the case where portion of upper body 22, can improve and be fixed on guiding valve 30 Magnet 50 and be fixed on incorporating section 25 sensor assembly 40 relative positional accuracy.Therefore, it is possible to pass through sensor assembly 40 precision preferably detect displacement of the guiding valve 30 on axial Y.

Magnetic Sensor 44 is installed on the upper surface of circuit board 43.Magnetic Sensor 44 is fixed on via circuit board 43 as a result, Oil circuit body 20.When changing along with movement of the guiding valve 30 on axial Y and position of the magnet 50 on axial Y, pass through The magnetic field of the magnet 50 of Magnetic Sensor 44 changes.Therefore, the magnetic field of magnet 50 is detected by using Magnetic Sensor 44 Variation, can detect position (i.e. guiding valve 30 position on axial Y) of the magnet 50 on axial Y.Magnetic Sensor 44 is, for example, Hall element.In addition, Magnetic Sensor 44 can also be magnetoresistive element.

As shown in figure 3, Magnetic Sensor 44 is be overlapped on magnet 50 in above-below direction Z.That is, at least part of magnet 50 with Magnetic Sensor 44 is overlapped on the direction parallel with upper and lower directions Z in radial direction.Therefore, it is easy to detect by Magnetic Sensor 44 The magnetic field of magnet 50.Therefore, it is possible to preferably detect displacement of the guiding valve 30 on axial Y by 40 precision of sensor assembly.

In addition, in the present specification, about " at least part of magnet is be overlapped radially with Magnetic Sensor ", as long as Directly be fixed with magnet guiding valve be axially moveable in the range of at least part of position, at least part and magnetic of magnet Sensor is overlapped radially.That is, for example in guiding valve 30 from when Y is shifted in an axial direction for the position of Fig. 3, magnet 50 can also be with Magnetic Sensor 44 is not overlapped on Z in above-below direction.In the present embodiment, as long as in the range of the Y movements in an axial direction of guiding valve 30, No matter in any position, magnet 50 is all that a part is be overlapped on Magnetic Sensor 44 in above-below direction Z.

The upper surface of Magnetic Sensor 44 be configured to the bottom surface of downside in the bottom surface of lid 41 and lid 41 across gap and It is opposed.The bottom surface of lid 41 is directed towards the face of downside.Lid is configured between Magnetic Sensor 44 and the upper and lower directions Z of magnet 50 41.Here, as noted previously, as lid 41 is made of nonmagnetic material, therefore magnetic of the Magnetic Sensor 44 to magnet 50 can be inhibited The detection coverd part 41 of field hinders.

Seal member 42 is the o-ring of rectangular ring.Seal member 42 is configured at the lower end of lid 41.In more detail and Speech, as shown in Fig. 2, being installed in a manner of the periphery of lower end of the seal member 42 to be embedded in lid 41.As shown in figure 3, sealing Component 42 configures between the medial surface and lid 41 of incorporating section 25.Therefore, it is possible to by seal member 42 by lid 41 with it is upper It is sealed between portion's body 22.Thereby, it is possible to inhibit oil to be flowed into incorporating section 25.Therefore, it is possible to inhibit oil with Magnetic Sensor 44 and Circuit board 43 contacts, so as to inhibit sensor assembly 40 to damage.

As shown in Figure 1, connection terminal 45a coverd parts 41 are kept.The upper surface of the lower end and circuit board 43 of connection terminal 45a Connection, is electrically connected via circuit board 43 with Magnetic Sensor 44.Connection terminal 45a, which has from the upper table of circuit board 43, to face upward side Extend the first extension and from the upper end of the first extension in left-right direction X extend the second extension.

Z runs through lid 41 to first extension along the vertical direction, is projected into the position more upper than lid 41.First extension A part be embedded in lid 41 and be kept.The upper end of first extension and the second extension are exposed to oil circuit body 20 It is external.In this way, Z is exposed to the outside of oil circuit body 20 through lid 41 to a part of connection terminal 45a along the vertical direction.

A part (being more specifically the front end of the second extension) of the connection terminal 45a of exposing with it is (not shown) outer Portion's power supply connection.Thereby, it is possible to easily provide power supply to Magnetic Sensor 44 from external power supply.It is provided with multiple connection terminals 45a.For example there are four connection terminal 45a for setting in the present embodiment.Axially Y is arranged multiple connection terminal 45a.

The utility model is not limited to above-mentioned embodiment, can also use other structures.In the following description, for Structure identical with the above embodiment, omits the description sometimes through identical label etc. is suitably marked.

Magnet 50 can also have the protrusion radially extended.In this case, oil circuit body 20 has and axially extends Groove portion, the groove portion for protrusion be inserted into.Groove portion is configured at the side of the left and right directions X of incorporating section, and protrusion is for example along a left side Right direction X extends to downside and is inserted in groove portion after extending.According to the structure, magnet 50 can be inhibited relative to guiding valve 30 Circumferentially relative rotation.It is easy preferably to detect the magnetic field of magnet 50 by 44 precision of Magnetic Sensor as a result,.

Also, guiding valve and magnet can also be structure as guiding valve 130 and magnet 150 shown in Fig. 4.As shown in figure 4, Flat flat part 134a is provided on the peripheral surface of magnet mounting portion 134 in guiding valve 130.Magnet mounting portion 134 is cut Face shape is that the D made of the circular part of straight cuts cuts shape.Flat put down is provided on the inner peripheral surface of magnet 150 Smooth portion 150b.

Flat part 134a and flat part 150b are opposed radially each other.In this way, the peripheral surface and magnet that pass through guiding valve 130 150 inner peripheral surface has each other opposed flat flat part 134a, 150b radially, can inhibit magnet 150 relative to The circumferentially relative rotation of guiding valve 130.Therefore, it is easy preferably to detect the magnetic field of magnet 150 by 44 precision of Magnetic Sensor.

Also, guiding valve and magnet can also be structure as guiding valve 230 and magnet 250 shown in fig. 5.As shown in figure 5, The linking part 233 of guiding valve 230 have magnet mounting recess 233b, the magnet mounting recess 233b from downside to upside be recessed and X runs through linking part 233 in left-right direction.Magnet mounting recess 233b is be overlapped on connection recess portion 33a in above-below direction Z.Guiding valve 230 is different from above-mentioned guiding valve 30, do not have magnet mounting portion 34.

Magnet 250 is the column that Y extends in an axial direction.The shape that the axially Y of magnet 250 is observed is protruded to downside Semi-circular shape.Magnet 250 is embedded in magnet mounting recess 233b.Magnet 250 by bonding agent such as being fixed on cunning Valve 230.According to the structure, magnet 250 will not be easy relative to the circumferentially relative rotation of guiding valve 230 through 44 essence of Magnetic Sensor Degree preferably detects the magnetic field of magnet 250.Further, it is possible to reduce the size of the axial Y of guiding valve 230.

＜ second embodiments ＞

As shown in Figure 6 and Figure 7, in the valve gear of present embodiment 310, guiding valve 330 does not have magnet mounting portion 34, this Point is different from the guiding valve 30 of first embodiment.As shown in fig. 7, magnet 350 is fixed on the peripheral surface of the first small diameter portion 31a.Magnetic Iron 350 is the plate that Y extends and is bent along the peripheral surface of the first small diameter portion 31a in an axial direction.Axially Y observes magnet 350 shape be protruded to upside it is semicircular arc-shaped.Magnet 350 by bonding agent such as being fixed on the first small diameter portion 31a Peripheral surface in upside part.The rear end in contact of the front end of magnet 350 and the second large-diameter portion 32b.In this way, in this embodiment party In formula, magnet 350 is fixed on the part of the inside for being configured at sliding valve hole 23 in guiding valve 330.

In the present embodiment, incorporating section 325 is from the upper surface of the first part 322a in the upper surface of portion of upper body 322 The recess portion being recessed to downside.Incorporating section 325 is configured at the radial outside of sliding valve hole 23.In the present embodiment, incorporating section 325 is matched It is placed in the upside of sliding valve hole 23.

According to this structure, the sensor assembly 340 being accommodated in incorporating section 325 can be configured and is being provided with guiding valve The first part 322a in hole 23.Therefore, it is easy that second part 322b is made to minimize on axial Y.Also, it is also easy to make guiding valve 330 minimize on axial Y.Therefore, according to the present embodiment, valve gear 310 can be made to be minimized on axial Y.With first Embodiment is different, and incorporating section 25 is arranged not in second part 322b.

The housing recess 326 being recessed to downside is provided on the bottom surface 325a of incorporating section 325.In sensor assembly 340 In, Magnetic Sensor 344 is installed on the lower surface of circuit board 343.Magnetic Sensor 344 is configured at the inside of housing recess 326.By This, can closer configure Magnetic Sensor 344 and magnet 350.Therefore, it is possible to more preferable by 340 precision of sensor assembly Detect displacement of the guiding valve 330 on axial Y in ground.

Also, according to the present embodiment, due to being projected into the outer of sliding valve hole 23 in sensor assembly 340 and guiding valve 330 The part in portion is not overlapped on Z in above-below direction, therefore can be after guiding valve 330 is inserted in sliding valve hole 23 again by sensor Module 340 is accommodated in incorporating section 325.That is, according to the present embodiment, can first carry out peace of the guiding valve 330 relative to oil circuit body 320 Process and sensor assembly 340 are filled relative to the arbitrary process in the installation procedure of oil circuit body 320, valve gear 310 can be increased Assembling process diversity.

In above-mentioned each embodiment, single component has been respectively adopted in portion of upper body and lower body, but not limited to this.Example Such as, portion of upper body can also be made of the isolation board both parts of upper plate and configuration between upper plate and lower body.Alternatively, lower part Body can also be made of the isolation board both parts of lower plate and configuration between lower plate and portion of upper body.Also, guiding valve can also It is made of multiple components.Also, magnet can also combine multiple magnet and constitute.As long as also, can by Magnetic Sensor come The magnetic field of magnet is detected, then Magnetic Sensor can not also be overlapped radially with magnet.

Also, in above-mentioned each embodiment, incorporating section can also be the structure other than recess portion.For example, incorporating section The step of the upper surface of portion of upper body can be disposed on.In this case, for example, incorporating section can be in axial Y or right and left It is open on X.As long as also, be provided with the oil circuit body of incorporating section upper surface oil circuit body face in expose in upside Face, the then either face of portion of upper body, can also be the face of lower body.For example, not having second part under in portion of upper body In the case where upside is exposed incorporating section can be arranged on the upper surface of the lower body of exposing in the upper surface of portion's body.

Also, the purposes of the valve gear of above-mentioned each embodiment is not particularly limited, and can also be equipped on other than vehicle. Also, above-mentioned each structure can be appropriately combined in reconcilable range each other.

Claims (8)

1. a kind of valve gear, has：

Oil circuit body, in the internal oil circuit with fuel feeding flowing；

Guiding valve is installed on the oil circuit body, is configured along in the central axis upwardly extended with the axis that upper and lower directions is intersected；

Magnet is directly fixed on the guiding valve；And

Sensor assembly has the Magnetic Sensor in the magnetic field for detecting the magnet,

The valve gear is characterized in that,

The oil circuit body has the sliding valve hole axially extended,

The sliding valve hole has in the opening portion of an axial side opening,

The spool valve configuration at can be axially moveable in the sliding valve hole,

The end of the axial side of the guiding valve is projected into the outside of the sliding valve hole via the opening portion,

The oil circuit body has at least part of incorporating section for storing the sensor assembly on an upper,

The sensor assembly is directly fixed on the incorporating section.

2. valve gear according to claim 1, which is characterized in that

At least part of the magnet and the Magnetic Sensor are be overlapped radially.

3. valve gear according to claim 2, which is characterized in that

The incorporating section is the upper table recess portion that side is recessed downwards from the oil circuit body.

4. valve gear according to claim 3, which is characterized in that

The sensor assembly has：

Circuit board is equipped with the Magnetic Sensor, and is directly fixed on the bottom surface of the incorporating section；

Lid, covers the upside of the circuit board, and at least lower part of the lid is inserted in the incorporating section；And

Seal member configures between the medial surface and the lid of the incorporating section.

5. valve gear according to claim 4, which is characterized in that

The oil circuit body has：

First part is provided with the sliding valve hole；And

Second part is connect with the axial side of the first part, and the upper end of the second part is configured than described first The position of partial upper end on the lower,

The opening portion is open on the face of the axial side of the first part,

The end of the axial side of the guiding valve is configured at the upside of the second part,

The incorporating section is configured at the second part,

The magnet is fixed on the part of the outside for being projected into the sliding valve hole in the guiding valve.

6. valve gear according to claim 4, which is characterized in that

The incorporating section is configured at the radial outside of the sliding valve hole,

The magnet be fixed on the configuration in the guiding valve the inside of the sliding valve hole part.

7. valve gear according to claim 6, which is characterized in that

The guiding valve be it is cylindric,

The magnet be it is cylindric and chimeric with the guiding valve,

The inner peripheral surface of the peripheral surface of the guiding valve and the magnet has each other opposed flat flat part radially.

8. valve gear according to claim 7, which is characterized in that

The oil circuit body has：

Lower body；And

Portion of upper body is overlapped in the upside of the lower body and configures,

The sliding valve hole and the incorporating section are set to the portion of upper body.