CN203742852U - Multi-cylinder engine variable intake manifold control mechanism - Google Patents
Multi-cylinder engine variable intake manifold control mechanism Download PDFInfo
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- CN203742852U CN203742852U CN201420045771.8U CN201420045771U CN203742852U CN 203742852 U CN203742852 U CN 203742852U CN 201420045771 U CN201420045771 U CN 201420045771U CN 203742852 U CN203742852 U CN 203742852U
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- intake manifold
- transmission shaft
- gear
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- control mechanism
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Abstract
The utility model relates to a multi-cylinder engine variable intake manifold control mechanism which comprises valve pieces arranged in intake manifolds, transmission shafts and vacuum actuators. The transmission shafts are arranged on the intake manifolds in a rotating mode and are connected in series to the valve pieces to drive the valve pieces to rotate. The vacuum actuators are arranged on one sides of the intake manifolds and receive control signals to drive the transmission shafts to rotate. Transmission mechanisms which bear driving of the vacuum actuators to drive the transmission shafts to rotate are arranged between the vacuum actuators and the transmission shafts in a connecting mode. The transmission mechanisms are arranged in the middle of the transmission shafts in a connecting mode. According to the variable intake manifold control mechanism, the intake manifolds of an engine is in a variable section mode, the intake requirements of the engine under various working conditions are met, the control mechanism can overcome the shortcoming that one ends of the transmission shafts control a rotating mode, the problem that the transmission shafts are long, and deforming, shaking and even breaking can happen easily can be effectively solved, and normal effective operation of the engine is guaranteed.
Description
Technical field
The utility model relates to a kind of engine control gear, relates in particular to a kind of multicylinder engine variable intake manifold control mechanism.
Background technique
Along with the development of auto manufacturing technology, fuel economy, exhaust index and the riding comfort of vehicle require more and more higher, motor, as the key factor that affects fuel economy and exhaust index, has been subject to increasing concern the direction as research improvement.Intake manifold is as the air inlet system of motor, its concrete structure is directly determining the ride quality of motor under various operating modes, general intake manifold mostly is fixing geometric cross section form, this machine made intake manifold makes motor poor-performing in the time of low-speed running, the mixability of inflammable gas while easily affecting low speed, and then combustion efficiency and mechanical efficiency while causing low engine speed is on the low side, has occurred thus variable intake manifold technology.
As Chinese invention patent application CN102536548A discloses a kind of Intaker controller and motor of motor, this Intaker controller comprises the valve being arranged in intake manifold and the driving mechanism that drives described valve opening and closing, described valve comprises transmission shaft and valve block, described valve block is fixed on described transmission shaft, described transmission shaft is connected with described driving mechanism, described driving mechanism comprises position-limited lever, described position-limited lever one end is provided with the first joint, the other end is provided with the second joint, described the first joint connects described transmission shaft, described the second joint connects signal final controlling element, wherein said the first joint and described the second joint are located at the homonymy of described position-limited lever.By technique scheme at motor in the time loading at a high speed, uses larger air inlet cross section, can make more fresh air enter smoothly cylinder and participate in burning, to export larger moment of torsion, the power of raising motor; And in the time that low speed is loaded, use less air inlet cross section at motor, and to increase induction air flow ratio, thereby promote burning, improve the fuel economy of motor, and reduce the discharge of harmful gas.But in current variable intake manifold technology, all as such scheme, adopt one end of transmission shaft to control rotation mode, it is the side that the rotary driving force of transmission shaft is applied to transmission shaft, this arrangement can directly cause the unbalance stress of transmission shaft, easily make transmission shaft produce bending deflection, shake, or even breakage problem, not only cause engine charge inhomogeneous, affect the effect of variable air inlet, cause the decline of engine power and moment of torsion, and can bring the problems such as induction noise, affect the NVH performance of complete machine and the life-span of variable intake manifold.
Model utility content
For solving the deficiencies in the prior art, the utility model provides a kind of multicylinder engine variable intake manifold control mechanism, its intake manifold that makes motor is variable cross section form, meet the air inlet demand of motor under each operating mode, and this control mechanism can avoid above-mentioned transmission shaft one end to control the drawback of rotation mode, can effectively solve because of transmission shaft oversizely, easily produce the even problem of fracture of distortion, shake, ensure the normal effectively operation of motor.
For achieving the above object, this multicylinder engine variable intake manifold control mechanism comprises the valve block being installed in each intake manifold, and rotate be located in intake manifold, be connected in series each valve block with the transmission shaft with moving valve plate rotation, also comprise that the reception control signal that is arranged on intake manifold one side is to drive the vacuum actor of described transmission shaft rotation, between described vacuum actor and transmission shaft, be connected with the driving of accepting vacuum actor to order about the driving mechanism of transmission shaft rotation, described driving mechanism is connected at the middle part of transmission shaft.
Adopt above-mentioned technological scheme, vacuum actor drives transmission shaft to rotate according to the actual operating mode signal of motor by driving mechanism, thereby the opening angle that makes to be arranged at the valve block in intake manifold changes, to change the sectional area of intake manifold gas flow, realize the variable adjustment to intake manifold, because driving mechanism is connected in the middle part of transmission shaft, control rotation mode than above-mentioned transmission shaft one end, this intermediate driving way is divided into transmission shaft point to occupy two sections of both sides, can avoid because of the oversize distortion easily producing of transmission shaft, shake and even breakage problem, structural configuration between driving mechanism and transmission shaft is also more reasonable, transmission is more steady, the shorten length of single transmission shaft simultaneously, also make transmission shaft can there is good technology capability, the problems such as the bending deflection occurring in transmission shaft course of working are avoided, ensure the assembly process process of transmission shaft, and the intermediate arrangement of driving mechanism, also make variable intake manifold control mechanism to control preferably the intake uniformity of each cylinder, effectively improve combustion efficiency and the mechanical efficiency of motor, ensure the NVH performance of complete machine.
As the restriction to aforesaid way, described driving mechanism comprises the swinging connection mechanism that the drive end of one end and vacuum actor is movably connected, and embed with the other end of described swinging connection mechanism the rotating lever being connected, described swinging connection mechanism, under the linear drives of vacuum actor drive end, has and makes the swing of described rotating lever around its rotating shaft; Also comprise the rotary slider mechanism that is rotationally connected with the rotating lever the other end corresponding to described swinging connection mechanism, described transmission shaft is fixed on the both sides end face of rotary slider mechanism, between described rotary slider mechanism and rotating lever, be connected with at rotating lever during around its shaft swing, order about described rotary slider mechanism and rotate taking transmission shaft as axis, with the rotational coupling mechanism that drives described transmission shaft to rotate.Swinging connection mechanism is for being transformed into swing by the straight line motion of vacuum actor drive end; Rotating lever is for being delivered to rotary slider mechanism by the swing of swinging connection mechanism, the oscillatory forces that rotational coupling mechanism makes rotating lever pass over together with rotary slider mechanism is converted into the rotation of rotary slider mechanism, thereby the straight line motion of finally realizing vacuum actor drive end changes the rotation of transmission shaft into, to change the opening angle of the valve block in setting and intake manifold, the variable cross section of realizing intake manifold regulates.
As the restriction to aforesaid way, described swinging connection mechanism comprises the gear rocking arm mechanism being connected with the drive end of vacuum actor, and engages connected gear pitched roof mechanism with gear rocking arm mechanism; Described gear rocking arm mechanism comprises the rocking arm that one end is flexibly connected with the drive end of vacuum actor, and is fixed on the rocker gear with rocker shaft of the described rocking arm the other end; Described gear pitched roof mechanism comprises and engages the gear with sprocket drive spindle being connected with rocker gear, and is fixed on the curved slanted kicking block in side end face on described gear shaft.Gear rocking arm mechanism changes the straight line motion of vacuum actor drive end into the rotation of gear, and gear rocking arm mechanism changes rotation formula into the swing of slanted kicking block again by the engagement between gear, for driving rotating lever; Adopt gear mesh form, by making two engaging gear centers coplanar, two gear sizes are consistent with profile of tooth, can ensure the stability of control mechanism transmission.
As the restriction to aforesaid way, described rotating lever comprises intermediate rotary shaft, is fixed on first lever body with cambered surface groove of intermediate rotary shaft one side, and relatively and the first lever body be fixed on the second lever body of intermediate rotary shaft opposite side; Described cambered surface groove is arranged at the bottom end of the first lever body, and described slanted kicking block activity is inlaid in cambered surface groove, and the end of described the second lever body offers the hole that is rotationally connected that connects described rotational coupling mechanism.Cambered surface groove, for the setting-in of slanted kicking block, is realized the swing of rotating lever with the guiding swinging at slanted kicking block under driving; Be rotationally connected hole for connection of rotating bindiny mechanism, to realize the driving of rotating lever to rotary slider mechanism, rotational coupling mechanism being rotationally connected on rotating lever makes the transmission between rotating lever and rotary slider mechanism more steady, and mechanism is simpler.
As the restriction to aforesaid way, described rotary slider mechanism comprises the slide block that offers transmission shaft mounting hole, on described slide block, be also provided with activity and take up the arc-shaped through-hole of rotational coupling mechanism, described rotational coupling mechanism inwall along arc-shaped through-hole under the driving of rotating lever slides, so that the rotation that the transmission shaft that described slide block has to be mounted thereon is axis.Mounting hole, for transmission shaft is connected in to slide block, drives transmission shaft together to rotate while rotation with making to slide; The swing of the rotating lever that arc-shaped through-hole can pass over rotational coupling mechanism changes the rotation of slide block taking transmission shaft as axis into, thereby finally realizes the rotation of transmission shaft band moving valve plate.
As the restriction to aforesaid way, the one end near transmission shaft mounting hole on described slide block is also fixed with limiting stopper.Limiting stopper is set can be at motor after low-load, and the rotary spacing of valve block during by enable possition return, to ensure the motion control precision of control mechanism.
As the restriction to aforesaid way, described rotational coupling mechanism comprises rotating described in being arranged in and is rotationally connected the coupling shaft in hole, and be rotatedly connected with described coupling shaft, and the movable rotor embedding in described arc-shaped through-hole.In the time that swinging, rotating lever drive rotor to slide along its inwall in arc-shaped through-hole by coupling shaft, thereby can make slide block produce the rotation taking transmission shaft as axis, adopt rotation contact form can reduce the wearing and tearing between component, reduce operating noise, to ensure the effective operation of mechanism and to increase the service life.
As the restriction to aforesaid way, be also provided with circular clamping plate in the both sides of described rotor.The operation clamping plate that both sides are set can ensure in the stable arc-shaped through-hole on slide block of rotor, and can ensure the stability of the position between coupling shaft and rotating lever and slide block.
As the restriction to aforesaid way, described slide block is along transmission shafts to spaced two, described transmission shaft be fixed on respectively two slide blocks back to side end face on two sections, described rotating lever has the one end that is rotationally connected hole and is arranged between two slide blocks.Slide block is set to spaced apart two, can make the linkage structure between rotating lever and slide block more stable, also be convenient to the setting of rotational coupling mechanism, can make the structure of rotational coupling mechanism be simplified, and be convenient to the fixed installation of transmission shaft on slide block simultaneously.
As the restriction to aforesaid way, on described slide block, be also provided with duplicate removal hole.The light-weight design that duplicate removal hole has ensured driving mechanism structure is set on slide block, has reduced the manufacture cost of mechanism.
In sum, adopt the technical solution of the utility model, the intake manifold that can make motor is variable cross section form, meet the air inlet demand of motor under each operating mode, and this control mechanism can avoid above-mentioned transmission shaft one end to control the drawback of rotation mode, can effectively solve transmission shaft long, easily produce the even problem of fracture of distortion, shake, the structural configuration of control mechanism is also more reasonable, and transmission is more steady, can ensure the normal effectively operation of motor.
Brief description of the drawings
Below in conjunction with the drawings and the specific embodiments, the utility model is done further to describe in detail:
Fig. 1 is the utility model embodiment's structural representation;
Fig. 2 is the structural representation of driving mechanism;
Fig. 3 is the structural representation of gear rocking arm mechanism;
Fig. 4 is the structural representation of gear pitched roof mechanism;
Fig. 5 is the structural representation of rotating lever;
Fig. 6 is the structural representation of slide block;
Fig. 7 is the structural representation of rotational coupling mechanism;
In figure: 1, valve block; 2, transmission shaft; 3, vacuum actor; 4, pull bar; 5, driving mechanism; 6, swinging connection mechanism; 7, rotating lever; 8, slide block; 9, rotational coupling mechanism; 10, gear rocking arm mechanism; 11, gear pitched roof mechanism; 12, duplicate removal hole; 13, rocking arm body; 14, contiguous block; 15, connecting rod; 16, rocker shaft; 17, rocker gear; 18, gear shaft; 19, gear; 20, slanted kicking block; 21, dop; 22, intermediate rotary shaft; 23, the first lever body; 24, cambered surface groove; 25, draw-in groove; 26, the second lever body; 27, be rotationally connected hole; 28, transmission shaft mounting hole; 29, arc-shaped through-hole; 30, limiting stopper; 31, coupling shaft; 32, rotor; 33, external splint; 34, inner splint.
Embodiment
The present embodiment relates to a kind of multicylinder engine variable intake manifold control mechanism, as shown in Figure 1, it comprises the valve block 1 being installed in not shown each intake manifold, and rotate be located in intake manifold, be connected in series the transmission shaft 2 of each valve block 1 to rotate with moving valve plate 1, also comprise the vacuum actor 3 that is arranged on intake manifold one side, at the drive end of vacuum actor 3, between pull bar 4 and transmission shaft 2, be connected with driving mechanism 5, driving mechanism 5 is connected in the middle part of transmission shaft 2.
The structure of driving mechanism 5 as shown in Figure 2, it comprises the swinging connection mechanism 6 that the pull bar 4 of one end and vacuum actor 3 is movably connected, and embed with the other end of swinging connection mechanism 6 rotating lever 7 being connected, also comprise the rotary slider mechanism 9 that is rotationally connected with the other end of rotating lever 7 corresponding to swinging connection mechanism 6, rotary slider mechanism 9 comprises two symmetrically arranged slide blocks 8, 8 of two slide blocks are at a distance of certain intervals, one end of rotating lever 7 extend between two slide blocks 8, and be connected by rotational coupling mechanism 9 between two slide blocks 8 and rotating lever 7, transmission shaft 2 is connected on the side end face of two slide blocks 8, and swinging connection mechanism 6 also comprises gear rocking arm mechanism 10 and engages the gear pitched roof mechanism 11 being connected with gear rocking arm mechanism 10.
The structure of gear rocking arm mechanism 10 as shown in Figure 3, it comprises the rocking arm body 13 that is concave shape, be fixed with contiguous block 14 at rocking arm body 13 back to the middle part of the end face of two side end, end at contiguous block 14 is also fixed with connecting rod 15, connecting rod 15 is for inserting and be connected with the pull bar 4 of vacuum actor 3, to accept the motion of pull bar 4.Be fixed with rocker shaft 16 in the termination of two side ends of rocking arm body 13, rocker shaft 16 is for the rotation of Support Gear rocker arm body 10, and the inner side that is positioned at 13 two side ends of rocking arm body on rocker shaft 16 is also fixed with two rocker gears 17.
The structure of gear pitched roof mechanism 11 as shown in Figure 4, it comprises gear shaft 18, on gear shaft 18, be fixed with two gears 19, the tooth-shape structure of two gears 19 is identical with rocker gear 17, and the layout of gear 19 on gear shaft 18, two gears 19 can well be meshed together with two rocker gears 17 that are connected on rocker shaft 16, at the middle part of gear shaft 18 between two gears 19, also be fixed with slanted kicking block 20, the side end face of slanted kicking block 20 is curved, is also fixed with two columniform dops 21 on two side end faces of slanted kicking block 20 ends.Gear pitched roof mechanism 11 and gear rocking arm mechanism 10 mesh together by gear 19 and rocker gear 17, thus in the time that pull bar 4 drives rocking arm body 13 to rotate taking rocker shaft 16 as axis; rocker gear 17 can rotate by driven gear 19, and finally makes slanted kicking block 20 have the swing centered by gear shaft 18.
The structure of rotating lever 7 as shown in Figure 5, it comprises intermediate rotary shaft 22, be fixed with the first lever body 23 at the middle part of intermediate rotary shaft 22 1 sides, the side end face of the first lever body 23 is also curved, on the bottom end of the first lever body 23, offer cambered surface groove 24 along the length direction of the first lever body 23, on the inwall of cambered surface groove 24 both sides, offer respectively again two draw-in grooves 25, slanted kicking block 20 is clamped and is inlaid in cambered surface groove 24 with the slip of draw-in groove 25 by dop 21, thereby in the time that slanted kicking block 20 has the swing centered by gear shaft 18, can be by dop 21 slip in draw-in groove 25 order about rotating lever 7 and rotate taking intermediate rotary shaft 22 as axis.Be fixed with the second lever body 26 at the middle part of the opposite side of intermediate rotary shaft 22, be provided with and be rotationally connected hole 27 in the end of the second lever body 26.
The structure of slide block 8 as shown in Figure 6, it is that two ends are circular-arc entity, also can be the hollow casing being welded by two sheet material, offer transmission shaft mounting hole 28 in the bottom of slide block 8, fixed installation for transmission shaft 2 on slide block 8, above transmission shaft mounting hole 28, offer the arc-shaped through-hole 29 that is arc section shape, and on slide block 8 near one end of transmission shaft mounting hole 28, be positioned on the lateral circle surface of the arc surface of growing near arc-shaped through-hole 29 and be also fixed with the limiting stopper 30 that is triangular shape, the bottom end of limiting stopper 30 is also arranged to the circular-arc bottom end tangent plane with slide block 8, in the time that slide block 8 adopts entity structure, on slide block 8, be also provided with several duplicate removal holes 12 as shown in Figure 2, thereby realize the light-weight design of slide block 8.
The structure of rotational coupling mechanism 9 as shown in Figure 7, it comprises coupling shaft 31, rotate respectively and be provided with rotor 32 at the two ends of coupling shaft 31, the spacing of two rotors 32 is corresponding to the distance between two slide blocks 8, so that two rotors 32 can be embedded in the arc-shaped through-hole 29 on slide block 8 in activity, the external diameter of rotor 32 is also corresponding to the radial distance of arc-shaped through-hole 29, to make rotor 32 can have the rotation taking transmission shaft mounting hole 28 as axis with movable slider 8 when the interior slip of arc-shaped through-hole 29.For making two rotors 32 can be good at stable being inlaid in arc-shaped through-hole 29, the both sides that are positioned at rotor 32 on coupling shaft 31 are also respectively arranged with circular external splint 33 and inner splint 34.
This multicylinder engine variable intake manifold control mechanism in use, when motor is during in high-speed working condition, on the pull bar 4 of vacuum actor 3, move, the rocker gear 17 of driven gear rocker arm body 10 rotates counterclockwise, rocker gear 17 again driven gear 19 produces clockwise rotation, and make the slanted kicking block 20 in gear pitched roof mechanism 11 produce swing upwards, slanted kicking block 20 rotates around intermediate rotary shaft 22 by dop 21 driven rotary levers 7 again, making to be connected to being rotationally connected in rotor 32 in the rotational coupling mechanism 9 in hole 27 arc-shaped through-hole 29 on slide block 8 on rotating lever 7 slides in the counterclockwise direction, the movement locus of the cambered surface groove 24 on arc of movement track and the rotating lever 7 of rotor 32 matches, and the angle between stop up and down of the movement locus of rotor 32 ensures at 30 °, to ensure opening angle and the accuracy of valve block 1, make thus slide block 8 drive the transmission shaft 2 being connected thereon to there is the rotation taking the center line of transmission shaft 2 as axis, and finally in intake manifold, rotate with moving valve plate 1 by transmission shaft 2 and open larger angle, thereby increase the air inlet cross section of intake manifold, can make more fresh air enter smoothly cylinder and participate in burning, with the larger moment of torsion of output, improve the power of motor, and at motor during in low speed operating mode, the pull bar 4 of vacuum actor 3 moves down, and drive transmission shaft 2 to make valve block 1 return that reverses by driving mechanism 5, make intake manifold there is less air inlet cross section, to increase induction air flow ratio, thereby promote burning, improve the fuel economy of motor, and reduce the discharge of harmful gas, drive transmission shaft 2 to reverse in the process of return at driving mechanism 5, limiting stopper 30 on slide block 8 is by conflicting and coordinate with the flanged surface of intake manifold, spacing so that the return of valve block 1 is carried out, and ensures according to this control accuracy of control mechanism.
Claims (10)
1. a multicylinder engine variable intake manifold control mechanism, comprise the valve block being installed in each intake manifold, and rotate be located in intake manifold, be connected in series each valve block with the transmission shaft with moving valve plate rotation, also comprise that the reception control signal that is arranged on intake manifold one side is to drive the vacuum actor of described transmission shaft rotation, it is characterized in that: between described vacuum actor and transmission shaft, be connected with the driving of accepting vacuum actor to order about the driving mechanism of transmission shaft rotation, described driving mechanism is connected at the middle part of transmission shaft.
2. multicylinder engine variable intake manifold control mechanism according to claim 1, it is characterized in that: described driving mechanism comprises the swinging connection mechanism that the drive end of one end and vacuum actor is movably connected, and embed with the other end of described swinging connection mechanism the rotating lever being connected, described swinging connection mechanism, under the linear drives of vacuum actor drive end, has and makes the swing of described rotating lever around its rotating shaft; Also comprise the rotary slider mechanism that is rotationally connected with the rotating lever the other end corresponding to described swinging connection mechanism, described transmission shaft is fixed on the both sides end face of rotary slider mechanism, between described rotary slider mechanism and rotating lever, be connected with at rotating lever during around its shaft swing, order about described rotary slider mechanism and rotate taking transmission shaft as axis, with the rotational coupling mechanism that drives described transmission shaft to rotate.
3. multicylinder engine variable intake manifold control mechanism according to claim 2, it is characterized in that: described swinging connection mechanism comprises the gear rocking arm mechanism being connected with the drive end of vacuum actor, and engage connected gear pitched roof mechanism with gear rocking arm mechanism; Described gear rocking arm mechanism comprises the rocking arm that one end is flexibly connected with the drive end of vacuum actor, and is fixed on the rocker gear with rocker shaft of the described rocking arm the other end; Described gear pitched roof mechanism comprises and engages the gear with sprocket drive spindle being connected with rocker gear, and is fixed on the curved slanted kicking block in side end face on described gear shaft.
4. multicylinder engine variable intake manifold control mechanism according to claim 3, it is characterized in that: described rotating lever comprises intermediate rotary shaft, be fixed on first lever body with cambered surface groove of intermediate rotary shaft one side, and be fixed on the second lever body of intermediate rotary shaft opposite side with respect to the first lever body; Described cambered surface groove is arranged at the bottom end of the first lever body, and described slanted kicking block activity is inlaid in cambered surface groove, and the end of described the second lever body offers the hole that is rotationally connected that connects described rotational coupling mechanism.
5. multicylinder engine variable intake manifold control mechanism according to claim 4, it is characterized in that: described rotary slider mechanism comprises the slide block that offers transmission shaft mounting hole, on described slide block, be also provided with activity and take up the arc-shaped through-hole of rotational coupling mechanism, described rotational coupling mechanism inwall along arc-shaped through-hole under the driving of rotating lever slides, so that the rotation that the transmission shaft that described slide block has to be mounted thereon is axis.
6. multicylinder engine variable intake manifold control mechanism according to claim 5, is characterized in that: the one end near transmission shaft mounting hole on described slide block is also fixed with limiting stopper.
7. multicylinder engine variable intake manifold control mechanism according to claim 5, it is characterized in that: described rotational coupling mechanism comprises rotating described in being arranged in and be rotationally connected the coupling shaft in hole, and be rotatedly connected with described coupling shaft, and the movable rotor embedding in described arc-shaped through-hole.
8. multicylinder engine variable intake manifold control mechanism according to claim 7, is characterized in that: the both sides at described rotor are also provided with circular clamping plate.
9. according to the multicylinder engine variable intake manifold control mechanism described in any one in claim 5 to 8, it is characterized in that: described slide block is along transmission shafts to spaced two, described transmission shaft be fixed on respectively two slide blocks back to side end face on two sections, described rotating lever has the one end that is rotationally connected hole and is arranged between two slide blocks.
10. multicylinder engine variable intake manifold control mechanism according to claim 9, is characterized in that: on described slide block, be also provided with duplicate removal hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420045771.8U CN203742852U (en) | 2014-01-24 | 2014-01-24 | Multi-cylinder engine variable intake manifold control mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420045771.8U CN203742852U (en) | 2014-01-24 | 2014-01-24 | Multi-cylinder engine variable intake manifold control mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203742852U true CN203742852U (en) | 2014-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420045771.8U Expired - Fee Related CN203742852U (en) | 2014-01-24 | 2014-01-24 | Multi-cylinder engine variable intake manifold control mechanism |
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| CN (1) | CN203742852U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640339A (en) * | 2015-10-29 | 2017-05-10 | 长城汽车股份有限公司 | Mounting device for variable intake system (VIS) valve plate assembly |
| CN108019274A (en) * | 2016-10-28 | 2018-05-11 | 长城汽车股份有限公司 | Gas deflation assembly |
| CN112412565A (en) * | 2020-12-08 | 2021-02-26 | 陈谦 | Air throttle that drum-type admitted air |
-
2014
- 2014-01-24 CN CN201420045771.8U patent/CN203742852U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640339A (en) * | 2015-10-29 | 2017-05-10 | 长城汽车股份有限公司 | Mounting device for variable intake system (VIS) valve plate assembly |
| CN106640339B (en) * | 2015-10-29 | 2019-05-07 | 长城汽车股份有限公司 | Variable intake manifold VIS valve block assembly mounting device |
| CN108019274A (en) * | 2016-10-28 | 2018-05-11 | 长城汽车股份有限公司 | Gas deflation assembly |
| CN108019274B (en) * | 2016-10-28 | 2020-09-04 | 长城汽车股份有限公司 | Exhaust assembly |
| CN112412565A (en) * | 2020-12-08 | 2021-02-26 | 陈谦 | Air throttle that drum-type admitted air |
| CN112412565B (en) * | 2020-12-08 | 2022-06-07 | 陈谦 | Air throttle that drum-type admitted air |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 Termination date: 20220124 |