CN105008711A - Throttle body assembly with attached bypass control device - Google Patents
Throttle body assembly with attached bypass control device Download PDFInfo
- Publication number
- CN105008711A CN105008711A CN201480013238.6A CN201480013238A CN105008711A CN 105008711 A CN105008711 A CN 105008711A CN 201480013238 A CN201480013238 A CN 201480013238A CN 105008711 A CN105008711 A CN 105008711A
- Authority
- CN
- China
- Prior art keywords
- throttle body
- hole
- valve
- downstream
- intake duct
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
- F02M69/30—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel characterised by means for facilitating the starting-up or idling of engines or by means for enriching fuel charge, e.g. below operational temperatures or upon high power demand of engines
- F02M69/32—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel characterised by means for facilitating the starting-up or idling of engines or by means for enriching fuel charge, e.g. below operational temperatures or upon high power demand of engines with an air by-pass around the air throttle valve or with an auxiliary air passage, e.g. with a variably controlled valve therein
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
- F02D9/08—Throttle valves specially adapted therefor; Arrangements of such valves in conduits
- F02D9/10—Throttle valves specially adapted therefor; Arrangements of such valves in conduits having pivotally-mounted flaps
- F02D9/1035—Details of the valve housing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
- F02D9/08—Throttle valves specially adapted therefor; Arrangements of such valves in conduits
- F02D9/10—Throttle valves specially adapted therefor; Arrangements of such valves in conduits having pivotally-mounted flaps
- F02D9/1035—Details of the valve housing
- F02D9/1055—Details of the valve housing having a fluid by-pass
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Abstract
In this throttle body assembly with an attached bypass control device, a control base body (5) is connected to an attachment surface (1a) on one side of a throttle body (1); on the attachment surface (1a) are formed a first communication groove (16) continuous with the downstream end of an upstream passage (14) of a bypass (13), and a second communication groove (17) continuous with the upstream end of a downstream path (15) of the bypass (13). On the control base body (5) are formed a valve guide hole (7), an inlet hole (11) allowing the first communication groove (16) to communicate with the valve guide hole (7), and a measurement hole (10) which allows the second communication groove (17) to communicate with the valve guide hole (7) and which is opened and closed by the control valve (12). The valve guide hole (7), the control valve (12) and an electric motor (20) are disposed such that the common axis (Y) of these is perpendicular to the axis (X) of an intake path (2), and the measurement hole (10) and the downstream end of the downstream path (15) are arranged offset (S) from each other along the axis (X) of the intake path (2).
Description
Technical field
The present invention relates to the improvement of throttle body assembly body, this throttle body assembly body is configured to, the air valve shaft of closure support as rotatable by the throttle body of intake duct with the opening and closing by closure, the valve drum for manipulator's operation is linked in an end of this air valve shaft, at throttle body, valve sensor is installed, this valve sensor detects the aperture of angle of swing as closure of the other end of described air valve shaft, wherein, this throttle body assembly body has by-pass governing device, this by-pass governing device is made up of such as lower part: by-pass portion, it is walked around in closure and is connected with intake duct, valve guide hole, it is in this by-pass portion, control valve, it, to slide freely but not revolvable mode embeds and is installed on this valve guide hole, carries out opening and closing to by-pass portion, electric motor, itself and this control valve is coaxial configuration, and thread mechanism, the rotation of the output shaft of this electric motor is converted to and moves axially and pass to described control valve by it.
Background technique
The throttle body assembly body of above-mentioned band by-pass governing device is known disclosed in following patent documentation 1.
Prior art document
Patent documentation
Patent documentation 1: Japanese Unexamined Patent Publication 2007-332829 publication
Summary of the invention
The problem that invention will solve
In the throttle body assembly body of existing above-mentioned band by-pass governing device, by-pass portion and valve guide hole are all formed at throttle body, therefore the processing for the throttle body of by-pass portion and valve guide hole etc. is very loaded down with trivial details, and control valve, thread mechanism and electric motor is assembled successively on throttle body, thus assembling performance is also felt embarrassed to mention well.And then, increase the downstream passages of by-pass portion, in order to prevent the gas blown back from causing foreign matter to the intrusion in valve opening, just needing the axially increase throttle body at intake duct, being therefore difficult to the miniaturization realizing throttle body.
The present invention completes in view of the foregoing, its object is to provide that one can be formed independent of throttle body assembly body, assembling by-pass governing device, and formed and assemble comparatively easily, and the throttle body assembly body of the described by-pass governing device of compact band.
For solving the means of problem
In order to reach above-mentioned purpose, throttle body assembly body of the present invention is configured to support as rotatable by the air valve shaft of closure on the throttle body of the intake duct with the opening and closing by closure, the valve drum for manipulator's operation is linked in an end of this air valve shaft, throttle body is provided with valve sensor, this valve sensor detects the aperture of angle of swing as closure of the other end of described air valve shaft, this throttle body assembly body possesses by-pass governing device, this by-pass governing device is made up of such as lower part: by-pass portion, it is walked around closure and is connected with intake duct, valve guide hole, it is in this by-pass portion, control valve, it is can to slide but not revolvable mode embeds and is installed on this valve guide hole, with opening and closing by-pass portion, electric motor, itself and this control valve is coaxial configuration, and thread mechanism, the rotation of the output shaft of this electric motor is converted to and moves axially and pass to described control valve by it, the 1st of this throttle body assembly body is characterised in that, attachment face engages the control matrix with its split, described attachment face is formed at the side of throttle body between the gentle door sensor of described valve drum, described attachment face is formed the 1st connectivity slot be connected with the downstream of the upstream passages of by-pass portion, and the 2nd connectivity slot to be connected with the upstream extremity of the downstream passages of by-pass portion, described control matrix is formed with described valve guide hole, by the ostium that described 1st connectivity slot is communicated with described valve guide hole, and described 2nd connectivity slot to be communicated with described valve guide hole and by the measuring hole of described control valve opening and closing, described valve guide hole, control valve and electric motor are set to, make their common axis towards the direction of the axes normal with intake duct, and described measuring hole is formed as the elongated hole-shape of major diameter towards the direction of described common axis, configuring with offseting one from another along the axis of intake duct at the downstream end of intake duct split shed of this measuring hole and described downstream passages, and path in the way between them is bent.
In addition, the present invention is on the basis of the 1st feature, it the 2nd is characterised in that, described downstream passages by the downstream from described 2nd connectivity slot at right angles bending and and the vertical hole extended to intake duct side, the cross-drilled hole bent from the downstream in this vertical hole and bend from the downstream of this cross-drilled hole and form at the pod of intake duct split shed, this pod is formed at the jointing end face engaged with the suction tude of motor of throttle body.
And then the present invention is on the basis of the 2nd feature, and it the 3rd is characterised in that, described vertical hole is configured to, from overlapping with described air valve shaft during described attachment face side top view throttle body.
The effect of invention
According to the 1st feature of the present invention, rouse at described valve on the attachment face being formed at the side of throttle body between gentle door sensor and engage the control matrix with its split, described attachment face is formed the 1st connectivity slot be connected with the downstream of the upstream passages of by-pass portion, and the 2nd connectivity slot to be connected with the upstream extremity of the downstream passages of by-pass portion, and on described control matrix, form described valve guide hole, by the ostium that described 1st connectivity slot is communicated with described valve guide hole, and described 2nd connectivity slot to be communicated with described valve guide hole and by the measuring hole of described control valve opening and closing, described valve guide hole, control valve and electric motor are set to, make their common axis towards the direction of the axes normal with intake duct, and described measuring hole is formed as the elongated hole-shape of major diameter towards the direction of described common axis, therefore divisible by-pass portion and to throttle body and control matrix process, can be easy to carry out this processing, and on control matrix, control valve is entered with the mode group independent of throttle body assembly body, thread mechanism and electric motor and form by-pass governing device, therefore, it is possible to carry out the assembling of throttle body assembly body and by-pass governing device simultaneously, after their assemblings, in conjunction with both to complete assembling, thus assembling performance is good, packaging efficiency is also promoted.And by-pass governing device is configured between the gentle door sensor of valve drum, can suppress less by by-pass governing device, can realize the compactness of the throttle body assembly body being with by-pass governing device from the overhang of throttle body assembly body as far as possible.And then, by measuring hole being formed as the elongated hole-shape of major diameter towards the direction of described common axis, thus bypass air inflow can be controlled very subtly by the displacement of control valve.
In addition, in by-pass portion, being configured measuring hole and described downstream passages with offseting one from another along the axis of intake duct at the downstream end of intake duct split shed, path in way between them is bent, and make measuring hole be formed as the elongated hole-shape of major diameter towards the direction of described common axis, thus rapidly invade pod and in downstream passages when adverse current at the gas that blows back of motor, this blew back gas before arrival measuring hole, pass through in longer stream and collide with bending angle, thus energy efficient is attenuated, and then, with the axes normal of measuring hole and the foreign matters such as the coal advanced on the minor axis direction of measuring hole be difficult to invade in measuring hole, consequently, blowing back the foreign matters such as the coal comprised in gas can be separated on the way, the blocking of the measuring hole that can prevent this foreign matter from causing, the control valve that this foreign matter may cause when invading measuring hole the unfavorable condition such as to float.In addition, the foreign matters such as coal not easily invade in measuring hole, therefore without the need to arriving the longer stream of measuring hole always, the downstream side of throttle body can be made to become compact.
According to the 2nd feature of the present invention, in downstream passages adverse current motor blow back gas arrival measuring hole before, in longer stream by and collide with multiple bending angle, thus energy efficient is attenuated, throttle body need not be increased and just can prevent from blowing back the unfavorable condition that the blocking of the measuring hole that the foreign matters such as the coal comprised in gas cause and this foreign matter cause.
According to the 3rd feature of the present invention, described vertical hole is configured to, from overlapping with described air valve shaft during described attachment face side top view throttle body, therefore in throttle body, air valve shaft is configured overlappingly with vertical hole, thus to make and distance between the jointing end face of suction tude of motor and closure diminishes, therefore, between motor and closure, the installation space of suction tude becomes large, and the layout of suction tude promotes.
Accompanying drawing explanation
Fig. 1 is the rear view of the throttle body assembly body of the band bypass Intaker controller of embodiment of the present invention.(the 1st mode of execution)
Fig. 2 is the sectional view of the 2-2 line along Fig. 1.(the 1st mode of execution)
Fig. 3 is the sectional view of the 3-3 line along Fig. 1.(the 1st mode of execution)
Fig. 4 is the sectional view of the 4-4 line along Fig. 1.(the 1st mode of execution)
Label declaration
A: throttle body assembly body, B: by-pass governing device, S: stagger, X: the axis of intake duct, Y: valve guide hole, the common axis of control valve and electric motor, 1: throttle body, 1a: attachment face, 2: intake duct, 3: closure, 3a: air valve shaft, 4: valve drum (throttle drum), 5: control matrix, 7: valve guide hole, 9: valve sensor, 10: measuring hole, 11: ostium, 12: control valve, 13: by-pass portion, 14: upstream passages, 15: downstream passages, 15a: vertical hole, 15b: cross-drilled hole, 15c: pod, 16: the 1 connectivity slots, 17: the 2 connectivity slots, 20: electric motor, 20b: output shaft, 25: thread mechanism, 35: suction tude.
Embodiment
Hereinafter, with reference to the accompanying drawings of embodiments of the present invention.
1st mode of execution
First, in Fig. 1 ~ Fig. 3, label 1 is the throttle body be such as connected with the suction tude 35 of automatic two-wheel vehicle used motor, heart portion has and the intake duct 2 be communicated with in suction tude 35 wherein, and the air valve shaft 3a for the butterfly type closure 3 of this intake duct 2 of opening and closing is supported on throttle body 1 in rotatable mode.Be installed with in an end of this air valve shaft 3a and supply manipulator to be carried out the valve drum 4 operated by spiracle line, in addition, install valve sensor 9 at throttle body 1, this valve sensor 9 detects the aperture of rotation as closure 3 of the other end of air valve shaft 3a.Throttle body assembly body A is formed by above each portion.
Between between the gentle door sensor 9 of above-mentioned valve drum 4, the attachment face 1a of the axis X being parallel to intake duct 2 is formed in the side of throttle body 1, the overlapping control matrix 5 having by-pass governing device B on this attachment face 1a, they by multiple, be pair of bolts 6 and fastened in illustrated example.Throttle body 1 is light alloy system, and controlling matrix 5 is synthetic resin system.
From throttle body 1 to controlling the scope of matrix 5, being formed and walking around closure 3 and the by-pass portion 13 that is connected with intake duct 2, the structure of this by-pass portion 13 is below described.
In throttle body 1, the upstream passages 14 making upstream-end opening is being formed than closure 3 intake duct 2 by the upstream, the downstream passages 15 making downstream-end opening is being formed than closure 3 intake duct 2 downstream, in addition, described attachment face 1a is formed with the 1st connectivity slot 16 be connected with the downstream of upstream passages 14 and the 2nd connectivity slot 17 that is connected with the upstream extremity of downstream passages 15.Attachment face 1a is provided with respectively around the O shape ring 23 of the 1st and the 2nd connectivity slot 16,17, and its with control the mating face close contact of matrix 5.
In addition, described downstream passages 15 as shown in Figure 2, by the downstream from described 2nd connectivity slot 17, at right angles bending downwards and that extend to intake duct 2 side vertical hole 15a, the cross-drilled hole 15b at right angles bent from the downstream of this vertical hole 15a to substantially horizontal and the downstream from this cross-drilled hole 15b at right angles extend downwards and the pod 15c that arrives intake duct 2 is formed, and this pod 15c is formed on the jointing end face 1b engaged with the suction tude 35 of motor of throttle body 1.This jointing end face 1b is provided with the O shape ring 24 around intake duct 2 and pod 15c, and the jointing end face close contact of itself and above-mentioned suction tude 35.
On the other hand, be formed controlling matrix 5: self axis Y towards the valve guide hole 7 of the square profile in the direction vertical with the axis X of intake duct 2, described 1st connectivity slot 16 be communicated in the ostium 11 of this valve guide hole 7 and described 2nd connectivity slot 17 be communicated in the measuring hole 10 of this valve guide hole 7.Like this, by-pass portion 13 is made up of upstream passages 14, the 1st connectivity slot 16, ostium 11, valve guide hole 7, the 2nd connectivity slot 17 and downstream passages 15 (vertical hole 15a, cross-drilled hole 15b and pod 15c).
Described measuring hole 10 is configured to the elongated hole-shape of major diameter towards the direction of the axis Y of valve guide hole 7, and in order to this measuring hole 10 of opening and closing, between fully open position A and full close position B, the control valve 12 of (with reference to the first half of Fig. 3 and Lower Half) movement embeds in the mode slid freely and is installed in valve guide hole 7.
Like this, by control valve 12 opening and closing measuring hole 10 be configured with offseting one from another S in the downstream end of the by-pass portion 13 of intake duct 2 split shed, the i.e. pod 15c axis X along intake duct 2, in the way between them, path is formed deviously.In addition, the vertical hole 15a of the intermediate portion of downstream passages 15 is configured to, from overlapping with air valve shaft 3a during the attachment face 1a side top view throttle body 1 of throttle body 1.
Control valve 12 is made up of such as lower part: control wall 12a, its using downside as control outer side surface 8b and with the control inner side surface 8a sliding contact of described valve guide hole 7; To erect and in the face of pair of sidewalls 12b, the 12b of left and right two inner side surface of valve guide hole 7 from the right both side ends that keeps left of this control wall 12a; Erect from the front end of the bottom side of the valve guide hole 7 of control wall 12a and link the front bulkhead 12c between the front end of two side 12b, 12b; And it is outstanding to inward flange 12d to the inside from controlling the rearward end of wall 12a and two side 12a, 12a, this control valve 12 be configured to using with the box-shaped of face as open surface 12e controlling wall 12a opposite side, therefore, this control valve 12 can slide freely in its axial direction in the valve guide hole 7 of square profile, but can not rotate.
In addition, be provided with and be connected with the opening end of described valve guide hole 7 by end difference 18 and diameter is greater than the motor mounting hole 19 of valve guide hole 7 controlling matrix 5, the stator 20a of electric motor 20 is installed in this motor mounting hole.Now, between the front-end face and end difference 18 of stator 20a, hold the sealed member 21 be made up of rubber elastomeric material with the outer circumferential face close contact of the output shaft 20b of electric motor 20.The output shaft 20b of electric motor 20 can carry out positive and negative rotation, links described control valve 12 at this output shaft 20b by thread mechanism 25.
Above-mentioned thread mechanism 25 is made up of such as lower part: slider 27, and it is linked to control valve 12 by spline unit and is synchronously carried out driven for opening and closing to control valve 12; And thread spindle 29, the output shaft 20b of itself and electric motor 20 ins succession and arranges, and the tapped hole 28 being arranged at slider 27 with the glide direction along control valve 12 screws togather.Above-mentioned tapped hole 28 is formed as having the bag-shaped of retainer 28a.Slider 27 is made up of such as lower part: cylinder axle 27a, and it is configured in control valve 12 with the U-shaped of through control valve 12 to the mode in inward flange 12d; And flange 27c, it is formed at the periphery of the closed end wall 27b of this axle 27a front end, is provided with the bag-shaped described tapped hole 28 screwed togather with described thread spindle 29 at cylinder axle 27a.
At described outward flange 27c and be describedly provided with helical spring 33 to compressing between inward flange 12d, control valve 12 by the setting load of this helical spring 33 relative to slider 27 rearward, namely electric motor 20 side exert a force, thus, the front bulkhead 12c of slider 27 be retained as with outward flange 27c abut state.Thus, slider 27 and control valve 12 link can not produce loosening mode each other in the axial direction.
And the axis Y of valve guide hole 7 becomes the common axis Y of control valve 12, electric motor 20 and thread mechanism 25, and extends on the direction vertical with the axis X of intake duct 2.
Described spline unit by be formed at slider 27 closed end wall 27b exterior edge face keyway 36 and be provided projectingly on the interior edge face of front bulkhead 12c of control valve 12 and the key 37 engaged with above-mentioned keyway 36 is formed, by the engaging of these keyways 36 and key 37, the relative rotation of slider 27 and control valve 12 can be stoped.By above Structure composing by-pass governing device B.
Then, the effect of present embodiment is described.
When closure 3 full cut-off, the information that not shown electronic control unit is relevant with the operating condition of motor according to the air-intake negative-pressure, intake temperature, engine temperature, engine speed etc. of throttle opening, motor, with obtain with engine start time, fast-idle speed time, usual idling time, engine braking time etc. the mode of best aperture of control valve 12 corresponding to the operating condition of motor, control the energising for electric motor 20, make the output shaft 20b forward or reverse of electric motor 20.When output shaft 20b rotates or reverse, this rotation while slowed down by thread mechanism 25 while by slider 27 as the axially displaced control valve 12 that is delivered to, therefore control valve 12 according to this axially displaced just can very subtly accommodometer metering-orifice 10 relative to the opening area of valve guide hole 7.Thus, the air inflow of the motor of flowing in by-pass portion 13 can be controlled very subtly, engine start, fast-idle speed, usually idling, engine braking etc. can be corresponded to.
Especially, be configured to the elongated hole-shape of major diameter towards the glide direction of control valve 12 by the measuring hole 10 of control valve 12 opening and closing, therefore, it is possible to carry out to regulate very subtly this effective vent area according to the slip of control valve 12.
In this case, control valve 12 acts on the attraction force that gravity brings for the pressing force controlling inner side surface 8a side and the air-intake negative-pressure of motor that to act on the control outer side surface 8b of control valve 12 from measuring hole 10 simultaneously, makes to control outer side surface 8b by these power and the intimate contact force controlled between inner side surface 8a is strengthened.
If opened closure 3, then the air inlet corresponding to the amount of its aperture can be provided to motor by intake duct 2, and motor is transferred to and exports running territory.
In the by-pass governing device B of this throttle body assembly body A, the attachment face 1a being arranged at the throttle body 1 between the gentle door sensor 9 of valve drum 4 engages the control matrix 5 with its split, this attachment face 1a is formed the 1st connectivity slot 16 be connected with the downstream of the upstream passages 14 of by-pass portion 13, and the 2nd connectivity slot 17 to be connected with the upstream extremity of the downstream passages 15 of by-pass portion 13, control matrix 5 forms valve guide hole 7, by the ostium 11 that the 1st connectivity slot 16 is communicated with valve guide hole 7, and the 2nd connectivity slot 17 to be communicated with valve guide hole 7 and by the measuring hole 10 of control valve 12 opening and closing, by valve guide hole 7, control valve 12 and electric motor 20 are configured such that their common axis Y is towards the direction vertical with the axis X of intake duct 2, and measuring hole 10 is formed as the elongated hole-shape of major diameter towards the direction of described common axis Y, therefore split by-pass portion 13 and throttle body 1 and control matrix 5 are processed, can be easy to carry out this processing, and on control matrix 5, to enter control valve 12 independent of the mode group of throttle body assembly body A, thread mechanism 25 and electric motor 20 form by-pass governing device B, therefore, it is possible to carry out the assembling of throttle body assembly body A and by-pass governing device B simultaneously, after they are assembled, in conjunction with both to complete assembling, thus assembling performance is good, packaging efficiency is also promoted.And, by-pass governing device B is configured between the gentle door sensor 9 of valve drum 4, thus can by-pass governing device B be suppressed less from the overhang of throttle body assembly body A as far as possible, the compactness of the throttle body assembly body A being with by-pass governing device B can be realized.
In addition, in by-pass portion 13, measuring hole 10 and pod 15c are configured along the axis X of intake duct 2 with offseting one from another S, link downstream passages 15 between measuring hole 10 and pod 15c and are made up of such as lower part: the vertical hole 15a at right angles extended to intake duct 2 side deviously from the downstream of the 2nd connectivity slot 17, from the cross-drilled hole 15b that the downstream of this vertical hole 15a is bending, and to bend and at the pod 15c of intake duct 2 split shed from the downstream of this cross-drilled hole 15b, when therefore such as carrying out the decelerate of motor at close the throttle 3, pod 15c is rapidly invaded and in downstream passages 15 when adverse current at the gas that blows back of motor, this blew back gas before reaching measuring hole 10, can in longer stream by and collide with multiple bending angle, thus energy efficient is attenuated, and then, with the axes normal of measuring hole 10 and the foreign matters such as the coal advanced on the minor axis direction of measuring hole 10 be difficult to invade in measuring hole 10, consequently, blowing back the foreign matters such as the coal comprised in gas can be separated on the way, the blocking of the measuring hole 10 that can prevent this foreign matter from causing, the control valve 12 that this foreign matter may cause when invading measuring hole 10 the unfavorable condition such as to float.In addition, because the foreign matters such as coal not easily invade in measuring hole 10, therefore without the need to arranging the longer stream arriving measuring hole 10 always, the downstream side of throttle body 1 can be made to become compact.
In addition, the vertical hole 15a of the intermediate portion of downstream passages 15 is configured to, from overlapping with air valve shaft 3a during the attachment face 1a side top view throttle body 1 of throttle body 1, therefore, by configuring air valve shaft 3a in the mode overlapping with vertical hole 15a in throttle body 1, thus the distance between the jointing end face engaged with suction tude 35 of motor and closure 3 is diminished, therefore, between motor and closure 3, the installation space of suction tude becomes large, and the layout of suction tude is promoted.
The invention is not restricted to above-described embodiment, various design alteration can be carried out in the scope not departing from its purport.
Claims (3)
1. the throttle body assembly body with by-pass governing device, consist of and on the throttle body (1) of the intake duct (2) with the opening and closing by closure (3), the air valve shaft (3a) of closure (3) is supported as rotatable, valve drum (4) for manipulator's operation is linked in an end of this air valve shaft (3a), throttle body (1) is provided with valve sensor (9), this valve sensor (9) detects the aperture of angle of swing as closure (3) of the other end of described air valve shaft (3a), described throttle body assembly body possesses by-pass governing device, this by-pass governing device is made up of such as lower part: by-pass portion (13), it is walked around closure (3) and is connected with intake duct (2), valve guide hole (7), it is in this by-pass portion (13), control valve (12), it is can to slide but not revolvable mode embeds and is installed on this valve guide hole (7), with opening and closing by-pass portion (13), electric motor (20), itself and this control valve (12) configures in coaxial, and thread mechanism (25), the rotation of its output shaft by this electric motor (20) (20b) is converted to and moves axially and pass to described control valve (12), and the feature of this throttle body assembly body is,
At the control matrix (5) of the upper joint of attachment face (1a) with its split, this attachment face (1a) is formed at the side of throttle body (1) between described valve drum (4) gentle door sensor (9), described attachment face (1a) is formed the 1st connectivity slot (16) be connected with the downstream of the upstream passages of by-pass portion (13) (14), and the 2nd connectivity slot (17) to be connected with the upstream extremity of the downstream passages (15) of by-pass portion (13), described control matrix (5) is formed with described valve guide hole (7), by the ostium (11) that described 1st connectivity slot (16) is communicated with described valve guide hole (7), and described 2nd connectivity slot (17) to be communicated with described valve guide hole (7) and by the measuring hole (10) of described control valve (12) opening and closing, described valve guide hole (7), control valve (12) and electric motor (20) are set to, make their common axis (Y) towards the vertical direction of the axis (X) with intake duct (2), and described measuring hole (10) is formed as the elongated hole-shape of major diameter towards the direction of described common axis (Y), being configured with offseting one from another (S) along the axis (X) of intake duct (2) at the downstream end of intake duct (2) split shed of this measuring hole (10) and described downstream passages (15), and path in the way between them is bent.
2. the throttle body assembly body of band by-pass governing device according to claim 1, is characterized in that,
Described downstream passages (15) is by the vertical hole (15a) at right angles extended to intake duct (2) side deviously from the downstream of described 2nd connectivity slot (17), from the bending cross-drilled hole (15b) of the downstream in this vertical hole (15a) and bending and form at the pod (15c) of intake duct (2) split shed from the downstream of this cross-drilled hole (15b), this pod (15c) is formed at the jointing end face (1b) engaged with the suction tude (35) of motor of throttle body (1).
3. the throttle body assembly body of band by-pass governing device according to claim 2, is characterized in that,
Described vertical hole (15a) is configured to, from overlapping with described air valve shaft (3a) time described attachment face (1a) side top view throttle body (1).
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013-052456 | 2013-03-14 | ||
| JP2013052456A JP5963203B2 (en) | 2013-03-14 | 2013-03-14 | Throttle body bypass control device |
| JP2013075680A JP6125297B2 (en) | 2013-04-01 | 2013-04-01 | Throttle body assembly with bypass controller |
| JP2013-075680 | 2013-04-01 | ||
| PCT/JP2014/056255 WO2014142093A1 (en) | 2013-03-14 | 2014-03-11 | Throttle body assembly with attached bypass control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105008711A true CN105008711A (en) | 2015-10-28 |
| CN105008711B CN105008711B (en) | 2017-11-17 |
Family
ID=51536748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480013238.6A Active CN105008711B (en) | 2013-03-14 | 2014-03-11 | Throttle body assembly with by-pass governing device |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP2975258B1 (en) |
| CN (1) | CN105008711B (en) |
| BR (1) | BR112015020570B1 (en) |
| WO (1) | WO2014142093A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6963516B2 (en) * | 2018-01-26 | 2021-11-10 | 株式会社ミクニ | Throttle device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003148303A (en) * | 2001-04-27 | 2003-05-21 | Keihin Corp | Intake air quantity control device of engine |
| JP2004183523A (en) * | 2002-12-02 | 2004-07-02 | Keihin Corp | Idle intake amount control device of engine |
| JP2007239560A (en) * | 2006-03-07 | 2007-09-20 | Mikuni Corp | Engine controller and two wheeler |
| CN101253325A (en) * | 2005-09-02 | 2008-08-27 | 株式会社京浜 | Air intake device for engine |
| US20080280512A1 (en) * | 2007-05-09 | 2008-11-13 | Kawasaki Jukogyo Kabushiki Kaisha | Jet-Propulsion Personal Watercraft |
| JP2009114997A (en) * | 2007-11-07 | 2009-05-28 | Keihin Corp | Bypass-intake-flow control apparatus |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0736103Y2 (en) * | 1989-02-01 | 1995-08-16 | 株式会社ユニシアジェックス | Throttle device with air flow meter |
| JPH07247942A (en) * | 1994-03-07 | 1995-09-26 | Aisan Ind Co Ltd | Air volume control device of internal combustion engine |
| JP3974995B2 (en) * | 1998-03-16 | 2007-09-12 | 株式会社ケーヒン | Engine intake air amount control device |
| JP4464581B2 (en) * | 2001-05-24 | 2010-05-19 | 本田技研工業株式会社 | Engine intake air amount control device |
| JP4065281B2 (en) * | 2005-05-20 | 2008-03-19 | 株式会社ケーヒン | Fast idle air volume control device for motorcycle with side stand |
| JP4690950B2 (en) | 2006-06-13 | 2011-06-01 | 株式会社ケーヒン | Engine intake system |
-
2014
- 2014-03-11 BR BR112015020570-4A patent/BR112015020570B1/en active IP Right Grant
- 2014-03-11 EP EP14762516.4A patent/EP2975258B1/en active Active
- 2014-03-11 WO PCT/JP2014/056255 patent/WO2014142093A1/en active Application Filing
- 2014-03-11 CN CN201480013238.6A patent/CN105008711B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003148303A (en) * | 2001-04-27 | 2003-05-21 | Keihin Corp | Intake air quantity control device of engine |
| JP2004183523A (en) * | 2002-12-02 | 2004-07-02 | Keihin Corp | Idle intake amount control device of engine |
| CN101253325A (en) * | 2005-09-02 | 2008-08-27 | 株式会社京浜 | Air intake device for engine |
| JP2007239560A (en) * | 2006-03-07 | 2007-09-20 | Mikuni Corp | Engine controller and two wheeler |
| US20080280512A1 (en) * | 2007-05-09 | 2008-11-13 | Kawasaki Jukogyo Kabushiki Kaisha | Jet-Propulsion Personal Watercraft |
| JP2009114997A (en) * | 2007-11-07 | 2009-05-28 | Keihin Corp | Bypass-intake-flow control apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105008711B (en) | 2017-11-17 |
| EP2975258A1 (en) | 2016-01-20 |
| EP2975258A4 (en) | 2016-12-28 |
| WO2014142093A1 (en) | 2014-09-18 |
| BR112015020570B1 (en) | 2022-03-15 |
| BR112015020570A2 (en) | 2017-07-18 |
| EP2975258B1 (en) | 2018-05-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2694313B1 (en) | Drive system for multiple movable systems | |
| KR101765958B1 (en) | Smart active air flap for vehicle and method for controlling the same | |
| EP2604845B1 (en) | Intake apparatus for internal combustion engine | |
| JP2007032339A (en) | Suction device for engine | |
| CA2675005A1 (en) | Automotive vehicle having engine air guide passage | |
| EP1992812B1 (en) | Motorcycle | |
| CN101305175B (en) | Air intake device for engine | |
| CN105008711A (en) | Throttle body assembly with attached bypass control device | |
| EP1283349B1 (en) | Air cleaner intake door | |
| EP3636469B1 (en) | Air intake device for an air conditioning unit of a vehicle | |
| CN103423003B (en) | The Intaker controller of motorcycle | |
| CN102272440A (en) | Device for controlling amount of bypassed intake air | |
| US20130118450A1 (en) | Variable intake system for vehicle | |
| CN104421069A (en) | Pressurized air pipeline for internal combustion engine | |
| CN105793621A (en) | Actuator | |
| JP2016113970A (en) | Intake device of engine | |
| KR20000023459A (en) | Suction device for a internal combustion engine | |
| JP3838217B2 (en) | Variable intake system | |
| US20090293830A1 (en) | Air intake box | |
| CN108367790B (en) | Vehicle wing, control method of wing and motor vehicle comprising wing | |
| GB2365064A (en) | Motor vehicle engine air intake duct for preventing intake of water when driving through floods | |
| EP3431739A1 (en) | Throttle device | |
| JP4349976B2 (en) | Engine intake control device | |
| JP6125297B2 (en) | Throttle body assembly with bypass controller | |
| JPH1089171A (en) | Intake manifold and intake control device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211231 Address after: Ibaraki Patentee after: Hitachi astemo Co.,Ltd. Address before: Tokyo, Japan Patentee before: KEIHIN Corp. |
|
| TR01 | Transfer of patent right |