CN204312152U - Vehicle and the distribution device for motor thereof and the lining for distribution device - Google Patents
Vehicle and the distribution device for motor thereof and the lining for distribution device Download PDFInfo
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- CN204312152U CN204312152U CN201420733762.8U CN201420733762U CN204312152U CN 204312152 U CN204312152 U CN 204312152U CN 201420733762 U CN201420733762 U CN 201420733762U CN 204312152 U CN204312152 U CN 204312152U
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Abstract
The utility model provides a kind of vehicle and the distribution device for motor thereof and the lining for distribution device.Distribution device for motor comprises valve mechanism, and middle swing arm is arranged on the top of valve mechanism and substructure has the driving profile being suitable for the valve motion driving valve mechanism; Lift adjustment mechanism comprises: adjusting axle, regulating arm, adjustment pin, link arm and link arm fixing pin, middle swing arm, the first end of regulating arm are connected by adjustment pin with the first end of link arm, second end of regulating arm is set on adjusting axle, second end of link arm is connected with cylinder cap or the supporting base be arranged on cylinder cap by link arm fixing pin, and in the middle of adjusting axle is arranged for and drives, swing arm is rotated around lift adjustment axis; Lining, lining to be arranged in middle swing arm and to be set in adjustment pin and/or lining is set on adjusting axle; In the middle of camshaft mechanism is arranged for and drives, swing arm swings around axis of oscillation.Distribution device of the present utility model, high lubricating effect.
Description
Technical field
The utility model relates to technical field of vehicle, particularly a kind of distribution device for motor, a kind of lining for distribution device and comprise the vehicle of the distribution device for motor or the lining for distribution device.
Background technique
In correlation technique, distribution device for motor adopts splash lubrication mode mostly, this lubricating system can not lubricate fully to the lift adjustment mechanism of the distribution device for motor, particularly when engine cold-start, a large amount of mist of oils in cylinder cap, is not had to lubricate lift adjustment mechanism.
And in correlation technique, for the lining of distribution device, mostly be light cylinder or within it surface Machining straight trough, annular groove, do not there is oil storage capacity, sufficient lubrication can not be carried out to the component be arranged in lining when engine cold-start.Meanwhile, the mist of oil in cylinder cap is introduced by gap by lining mostly, lubricates the component be arranged in lining, as do not produced mist of oil in cylinder cap, then can cause insufficient lubrication, the situation of even dry friction.Thus, there is room for improvement.
Model utility content
In view of this, the utility model is intended to the distribution device for motor proposing a kind of high lubricating effect.
For achieving the above object, the technical solution of the utility model is achieved in that
A kind of distribution device for motor comprises: valve mechanism; Middle swing arm, described middle swing arm is arranged on the top of described valve mechanism, and the substructure of described middle swing arm has driving profile, and described driving profile is suitable for driving the valve of described valve mechanism to move along the direction being parallel to valve center line; Lift adjustment mechanism, described lift adjustment mechanism comprises: adjusting axle, regulating arm, adjustment pin, link arm and link arm fixing pin, the first end of described middle swing arm, described regulating arm is connected by described adjustment pin with the first end of described link arm, second end of described regulating arm is set on described adjusting axle, second end of described link arm is connected with cylinder cap or the supporting base be arranged on described cylinder cap by described link arm fixing pin, and described adjusting axle is arranged for and drives described middle swing arm to rotate around lift adjustment axis; Lining, described lining to be arranged in described middle swing arm and to be set in described adjustment pin and/or described lining is set on described adjusting axle; Camshaft mechanism, described camshaft mechanism is arranged for and drives described middle swing arm to swing around axis of oscillation.
Further, be formed with central through bore in described middle swing arm, described lining is located in described central through bore.
Further, the inner peripheral surface of described lining is provided with helical oil groove.
Further, the wall of described lining is provided with the oil inlet hole be communicated with one end of described helical oil groove, the Hand of spiral of described helical oil groove is configured to can to make when described middle swing arm swings to enter into the lubricant oil in described helical oil groove from described oil inlet hole and flows towards the other end of described helical oil groove.
Further, the helix pitch of described helical oil groove is not more than 1/4th of the diameter of described adjustment pin.
Further, described lining is at least one and juxtaposition vertically, and the axial overall length of at least one lining described is not less than the axial length of described adjustment pin.
Further, described lining is set on described adjusting axle, and the inner peripheral surface of described lining is provided with helical oil groove.
Further, the helix pitch of described helical oil groove is not more than 1/4th of the diameter of described adjusting axle.
Relative to prior art, the distribution device for motor described in the utility model has following advantage:
Distribution device for motor described in the utility model, by lining to be set on adjusting axle and/or lining be arranged in middle swing arm and to be set in adjustment pin, thus with the rotation of middle swing arm, regulating arm and adjusting axle, for adjustment pin and/or adjusting axle provide good lubrication, effectively improve friction condition, reduce wearing and tearing.
Another object of the present utility model be to propose a kind of high lubricating effect the lining for distribution device.
For achieving the above object, the technical solution of the utility model is achieved in that
A kind of lining for distribution device, the inner peripheral surface of described lining is provided with helical oil groove, the wall of described lining is provided with the oil inlet hole be communicated with one end of described helical oil groove, the helix pitch of described helical oil groove is not more than 1/4th of the diameter of the adjusting axle be engaged in described lining or the diameter of adjustment pin.
Relative to prior art, the lining for distribution device described in the utility model has following advantage:
Lining for distribution device described in the utility model is in the working procedure of distribution device, along with the rotation of adjusting axle or adjustment pin, lubricant oil in cylinder cap enters helical oil groove by splashing along oil inlet hole, thus between helical oil groove and adjusting axle or adjustment pin, set up oil film, for adjusting axle or adjustment pin provide the lubrication perfected environment.In addition because the helix pitch of helical oil groove is not more than 1/4th of the diameter being engaged in adjusting axle in lining or adjustment pin, thus advantageously in the lubrication of adjusting axle or adjustment pin, and helical oil groove oil storage when engine stop rotates more is beneficial to.
An object more of the present utility model is to propose a kind of vehicle.Described vehicle set has the described distribution device for motor or the described lining for distribution device.
The Dominant Facies that described vehicle and the above-mentioned distribution device for motor have relative to prior art with, do not repeat them here.
Accompanying drawing explanation
The accompanying drawing forming a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the explosive view of the distribution device for motor described in the utility model embodiment;
Fig. 2 is the structural representation of the lining for distribution device described in the utility model embodiment.
Description of reference numerals:
100-is used for the distribution device of motor; 1-valve mechanism, L1-valve center line; Swing arm in the middle of 2-, 21-drive profile, 22-central through bore; 3-lift adjustment mechanism; 31-adjusting axle, 311-adjusting axle axial limiting dish, 312-adjusting axle rotation angle spacing preiection, 3121-first confined planes, 3122-second confined planes, the central axis of L2-adjusting axle, 313-eccentric wheel, 314-adjusting axle bearing journal, 315-worm gear; The diameter of the axial length of 32-regulating arm, 33-adjustment pin, L4-adjustment pin, the diameter of D1-adjustment pin, D2-adjusting axle, 34-link arm, 35-link arm fixing pin, 36-Returnning spring, 37-drive motor, 371-worm screw, 38-driving pin; 4-camshaft mechanism, 41-camshaft supporting axle journal, 42-cam; 5-roller rocker arms; 6-lining, 61-helical oil groove, 62-oil inlet hole, L3-helix pitch.
Embodiment
It should be noted that, when not conflicting, the embodiment in the utility model and the feature in embodiment can combine mutually.
Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
Be understandable that, the body group of motor is the support of motor, is the matrix of connecting rod, distribution device and each system assembling.In related domain, usually, body group is primarily of compositions such as gray iron, head gasket and oil sumps, oil sump is generally located at the bottom of cylinder block, cylinder cap is located at the top of cylinder body, and head gasket is located between the end face of cylinder body and the bottom surface of cylinder cap, for sealing gap therebetween.
Cylinder cap forms firing chamber with piston head together with cylinder, and the top of firing chamber has suction port and relief opening, and the valve of valve mechanism to be located in cylinder cap and to close suction port and relief opening.For existing general motor, the valve form of scene 2 is entered in many employings two, and minority also has the valve form adopting one-in-and-one-out or three to enter scene 2.
For same motor, generally all there is multiple different operating mode, such as low speed small load condition, high speed high load working condition etc., under motor is in different operating mode, the moment of torsion that motor externally exports and power are different, the content of the harmful gas of simultaneously motor discharge is also different, for the distribution device of motor according to the requirement of the work cycle of carrying out in each cylinder and firing order, and opening and closing intake valve and exhaust valve.
Distribution device for motor can regulate the lift amount of valve, should ensure the continuous variable function of lift range variable, ensure the degree of regulation to valve lift again for the lift adjustment mechanism in the distribution device of motor.
May be used for driving the valve event of air inlet side according to the distribution device 100 for motor of the utility model embodiment, the valve event driving exhaust side can certainly be used for, or be used in air inlet side and exhaust side to drive corresponding valve event simultaneously.Preferably, according to the distribution device 100 of the utility model embodiment for driving the valve event of exhaust side.
As depicted in figs. 1 and 2, valve mechanism 1, middle swing arm 2, lift adjustment mechanism 3, lining 6 and camshaft mechanism 4 is comprised according to the distribution device 100 for motor of the utility model embodiment.
Middle swing arm 2 is arranged on the top of valve mechanism 1, and the substructure of middle swing arm 2 has driving profile 21, drives profile 21 to be suitable for driving the valve of valve mechanism 1 to move along the direction being parallel to valve centre line L 1.
Wherein, valve mechanism 1 has been prior art, and known by those skilled in the art, such as valve mechanism 1 can comprise valve, valve can move back and forth up and down the suction port or the relief opening that open or close firing chamber in valve guide bushing along the center line being parallel to valve, the part of identical setting can be adopted with prior art for these, be not described in detail here.
With reference to shown in Fig. 1, lift adjustment mechanism 3 comprises adjusting axle 31, regulating arm 32, adjustment pin 33, link arm 34 and link arm fixing pin 35.In the middle of adjusting axle 31 is arranged for and drives, swing arm 2 is rotated around lift adjusting axle 31 line.
With reference to shown in Fig. 1, the first end (the Q1 end as in Fig. 1) of middle swing arm 2, regulating arm 32 can be connected by adjustment pin 33 with the first end (the P1 end as in Fig. 1) of link arm 34.Particularly, as shown in Figure 1, central through bore 22 is formed in middle swing arm 2, adjustment pin 33 is located in central through bore 22 and one end and stretches out from central through bore 22, and adjustment pin 33 is stretched out the part of central through bore 22 and is connected with the first end (as the P1 in Fig. 1 holds) of link arm 34 with the first end (as the Q1 in Fig. 1 holds) of regulating arm 32.
Second end (the Q2 end as in Fig. 1) of regulating arm 32 can be set on adjusting axle 31, and second end (the P2 end as in Fig. 1) of link arm 34 can be connected with cylinder cap or the supporting base be arranged on cylinder cap by link arm fixing pin 35.
As shown in Figure 1, adjusting axle 31 comprises adjusting axle axis body and is fitted in the eccentric wheel 313 on adjusting axle axis body, wherein eccentric wheel 313 can be multiple, multiple eccentric wheel 313 can axially spaced along adjusting axle 31, second end (the Q2 end as in Fig. 1) of regulating arm 32 is set on an eccentric wheel 313 of adjusting axle 31, that is, eccentric wheel 313 coordinates with the interporal lacuna on the second end of regulating arm 32.Wherein, the quantity of regulating arm 32 is equal with the quantity of eccentric wheel 313, and a regulating arm 32 is corresponding with an eccentric wheel 313.
Advantageously, eccentric wheel 313 is provided with oil groove, thus lubricates eccentric wheel 313 when eccentric wheel 313 rotates with adjusting axle 31, reducing friction resistance and frictional loss.
As shown in Figure 2, adjusting axle axis body has the adjusting axle bearing journal 314 being suitable for being bearing in by adjusting axle 31 on supporting base, eccentric wheel 313 is arranged in the position of contiguous adjusting axle bearing journal 314, thus the rigidity of adjusting axle 31 is increased by reducing the arm of force, reduce adjusting axle 31 distortion in radial directions.
Further, adjusting axle bearing journal 314 is provided with needle bearing, thus reduce adjusting axle bearing journal 314 and support the direct of recess with the adjusting axle on supporting base and contact, sliding friction being changed into the rolling friction of needle roller, reducing driving torque and the frictional loss merit of lift adjustment mechanism 3 by reducing friction factor.
As shown in Figure 1, adjusting axle 31 can be provided with driving pin 38, driving pin 38 can be provided with sensor to be connected, sensor can be connected with the control system of motor, by driving pin 38 and sensor, can monitor at any time and the angle of swing of feedback regulation axle 31 and position, thus provide reliable process data for control system, increase the controllability of adjusting axle 31, the distribution device 100 being used in motor can mate with the combustion case of motor better.
More specifically, as shown in Figure 1, adjusting axle 31 is driven by drive motor 37, wherein adjusting axle 31 is provided with worm gear 315, the output shaft of drive motor 37 is formed with the worm screw 371 engaged with described worm gear 315.
With reference to shown in Fig. 1, the specific works process of lift adjustment mechanism 3 is as follows: drive motor 37 drives adjusting axle 31 to rotate along clockwise direction or counterclockwise by worm gear 315 with engaging of worm screw 371, adjusting axle 31 is in rotary course, regulating arm 32 the moving radially along eccentric wheel 313 be set on eccentric wheel 313 can be driven, drive link arm 34 to rotate around link arm fixing pin 35 simultaneously, and link arm 34, regulating arm 32 is all connected with middle swing arm 2 by adjustment pin 33, thus the position of middle swing arm 2 can be changed, realize the continuous variable of valve lift, regulating arm 32 plays promotion in the process, the effect retracting and support.
To sum up, a cam 42 in camshaft mechanism 4 drives a middle swing arm 2 to swing around axis of oscillation, adjusting axle 31 is rotated, to realize the continuously adjustabe of valve lift around lift adjustment axis by swing arm 2 in the middle of the linkage driving of regulating arm 32, adjustment pin 33 and link arm 34 simultaneously.
Further, in some concrete examples as shown in Figure 1, the both sides of middle swing arm 2 can be respectively arranged with a regulating arm 32 and a link arm 34, and link arm 34 can be positioned at the outside of regulating arm 32, more be convenient to the installation of link arm 34 thus, when preventing link arm 34 to be arranged on cylinder cap or be arranged on the supporting base on cylinder cap and miscellaneous part interfere.
Specifically, central through bore 22 is formed in middle swing arm 2, adjustment pin 33 is located in central through bore 22 and two ends and stretches out from central through bore 22 respectively, and the part that adjustment pin 33 stretches out central through bore 22 is connected with the first end of the regulating arm 32 of respective side and the first end of link arm 34 respectively.
Further, as shown in Figure 1 in the distribution device 100 of motor, roller rocker arms 5 is provided with between middle swing arm 2 and valve mechanism 1, specifically, the driving profile 21 of middle swing arm 2 is only supported with roller rocker arms 5, and roller rocker arms 5 is only supported valve mechanism 1 and moved along the direction being parallel to valve centre line L 1 to drive the valve of valve mechanism 1.
In order to ensure fitting tightly all the time of cam 42 and middle swing arm 2, also in order to ensure roller rocker arms 5 and drive fitting tightly all the time of profile 21, distribution device 100 for motor can also comprise Returnning spring 36, can prevent middle swing arm 2 from departing from track in the course of the work thus, further ensure the reliability of distribution device 100 and the accuracy of valve lift adjustment process.
As shown in Figure 1, the both sides being positioned at the bottom of middle swing arm 2 can be formed with one respectively and drive profile 21, roller rocker arms 5 is two, and two roller rocker arms 5 can coordinate with two valve mechanisms 1 respectively correspondingly, and namely a roller rocker arms 5 coordinates with corresponding valve mechanism 1.
In concrete example shown in Fig. 1, swing arm 2, corresponding two link arms, 34, two regulating arms 32 of middle swing arm 2 and two eccentric wheels 313 in the middle of corresponding one an of cam 42.Lift adjustment mechanism 3 corresponding with swing arm 2 in the middle of a cam 42 and thus, the driving profile 21 being formed in the bottom being positioned at middle swing arm 2 can be utilized, the roller rocker arms 5 corresponding with this driving profile 21 drive corresponding valve mechanism 1 simultaneously, the valve lift that can realize two valves regulates, and these two valves can be arranged on air inlet side or exhaust side.
In the middle of camshaft mechanism 4 is arranged for and drives, swing arm 2 swings around axis of oscillation.Wherein camshaft mechanism 4 is also prior art, and known by those skilled in the art, such as camshaft mechanism 4 can comprise camshaft axis body and be fitted in the cam 42 on described camshaft axis body, its cam 42 can be multiple, multiple cam 42 can axially spaced along camshaft mechanism 4, is provided with camshaft supporting axle journal 41 between adjacent two cams 42.
To sum up, the motion of middle swing arm 2 is compound motion, and namely, swing arm 2 can swing around axis of oscillation under the driving of camshaft mechanism 4, can rotate again under the driving of the adjusting axle 31 of lift adjustment mechanism 3 around lift adjustment axis.Like this according to the distribution device 100 for motor of the utility model embodiment, while the suction port opening and closing firing chamber or relief opening, realize the continuously adjustabe of valve lift.
Lining 6 to be arranged in middle swing arm 2 and to be set in adjustment pin 33 and/or lining 6 is set on adjusting axle 31.
In other words, lining 6 can be arranged in middle swing arm 2 and to be set in adjustment pin 33, specifically, as shown in Figure 1, can be formed with central through bore 22 in middle swing arm 2, lining 6 is located in central through bore 22, thus makes to obtain good lubrication between the inner peripheral surface of adjustment pin 33 and central through bore 22, in the process of the rotation of middle swing arm 2, reduce the wearing and tearing of the inner peripheral surface of adjustment pin 33 and center hole.
Advantageously, lining 6 interference can be fitted in the central through bore 22 corresponding with adjustment pin 33, thus can reduce the matching gap of the lift adjustment mechanism 3 of the distribution device 100 for motor, improves the control accuracy of lift adjustment mechanism 3.
Lining 6 also can be set on adjusting axle 31, with reference to shown in Fig. 1, second end (Q2 in such as Fig. 1) of regulating arm 32 is provided with the axis hole corresponding with adjusting axle 31, lining 6 is located in this axis hole, thus make to obtain good lubrication between adjusting axle 31 and the inner peripheral surface of axis hole, in the rotation process of adjusting axle 31, reduce the wearing and tearing of the inner peripheral surface of adjusting axle 31 and corresponding axis hole.
Advantageously, lining 6 can be fitted in the axis hole corresponding with adjusting axle 31 in interference, thus can reduce the matching gap of the lift adjustment mechanism 3 of the distribution device 100 for motor, improves the control accuracy of lift adjustment mechanism 3.
Lining 6 can also be two groups, one group to be arranged in middle swing arm 2 and to be set in adjustment pin 33, another group is set on adjusting axle 31, make the cooperation place of the cooperation place of the axis hole of adjustment pin 33 and correspondence thereof (central through bore 22 as in Fig. 1) and the axis hole of adjusting axle 31 and correspondence thereof obtain good lubrication thus, reduce the wearing and tearing of adjusting axle 31 and adjustment pin 33.
According to the distribution device 100 for motor of the utility model embodiment, by lining 6 to be set on adjusting axle 31 and/or lining 6 be arranged in middle swing arm 2 and to be set in adjustment pin 33, thus with the rotation of middle swing arm 2, regulating arm 32 and adjusting axle 31, for adjustment pin 33 and/or adjusting axle 31 provide good lubrication, effectively improve friction condition, reduce wearing and tearing.
Shown in Fig. 1 and Fig. 2, describe the concrete structure of the lining 6 of the distribution device 100 according to some embodiments of the utility model in detail.
As shown in Figure 2, in optional embodiments more of the present utility model, lining 6 is located in central through bore 22, the inner peripheral surface of lining 6 can be provided with helical oil groove 61, when the distribution device 100 for motor works, along with the rotation of middle swing arm 2, regulating arm 32, helical oil groove 61 wraps up the outer circumferential face of adjustment pin 33 and/or adjusting axle 31 completely, enter lubricant oil the moving axially along adjustment pin 33 in helical oil groove 61, for adjustment pin 33 provides multiaspect to lubricate, and be conducive between lining 6 and adjustment pin 33, setting up oil film rapidly, good lubrication is provided.During this external engine stoping operation, it is inner that lubricant oil can be deposited in lining 6 by the helical oil groove 61 on the inner peripheral surface of lining 6, for the startup again of motor provides sufficient lubricant oil.
Further, the helix pitch L3 of helical oil groove 61 is not more than 1/4th of adjustment pin 33 diameter D1, thus advantageously in the lubrication of adjustment pin 33, and when engine stop rotates, be more beneficial to lubricant oil is deposited in lining 6 inner time oil storage.
As shown in Figure 1, in these some embodiments, lining 6 can be at least one and juxtaposition vertically, and be understandable that, when lining 6 is multiple, the central axis of multiple lining 6 is located along the same line.
The axial overall length L5 of at least one lining 6 is not less than the axial length L 4 of adjustment pin 33.That is, the axial overall length L5 of at least one lining 6 is greater than or equal to the axial length L 4 of adjustment pin 33, L5 >=L4, thus adjustment pin 33 and be provided with lining 6 between the outer circumferential face of central through bore 22 corresponding part and the whole inner peripheral surface of central through bore 22, thus be more beneficial to the lubrication of adjustment pin 33, and the wearing and tearing of the whole inner peripheral surface of adjustment pin 33 and central through bore 22 can be reduced.
In the concrete example of as shown in Figure 1, the lining 6 corresponding with adjustment pin 33 is two, and the length sum of two linings 6, i.e. the axial overall length L5=L51+L52 of at least one lining 6.
As shown in Figure 2, in other optional embodiments of the present utility model, lining 6 is set on adjusting axle 31, the inner peripheral surface of lining 6 can be provided with helical oil groove 61, when the distribution device 100 for motor works, along with the rotation of middle swing arm 2, regulating arm 32, adjusting axle 31, helical oil groove 61 wraps up the outer circumferential face of adjusting axle 31 completely, entering lubricant oil in helical oil groove 61 for adjusting axle 31 provides multiaspect to lubricate, and be conducive between lining 6 and adjusting axle 31, setting up oil film rapidly, good lubrication is provided.During this external engine stoping operation, it is inner that lubricant oil can be deposited in lining 6 by the helical oil groove 61 on the inner peripheral surface of lining 6, for the startup again of motor provides sufficient lubricant oil.
Further, the helix pitch L3 of helical oil groove 61 is not more than 1/4th of the diameter D2 of adjusting axle, thus advantageously in the lubrication of adjusting axle 31, and when engine stop rotates, be more beneficial to lubricant oil is deposited in lining 6 inner time oil storage.
Be understandable that, the diameter D2 of adjusting axle changes from the different of adjusting axle 31 cooperation position along with lining 6, namely the diameter D2 of adjusting axle be adjusting axle 31 with the diameter of lining 6 mating part.In the embodiment shown in fig. 1, the diameter D2 of adjusting axle, refers to the twice of the distance more farthest and between the central axis L2 of adjusting axle 31 of the central axis L2 of distance adjustment axle 31 on eccentric wheel 313.
Further, as shown in Figure 2, the wall of lining 6 is provided with the oil inlet hole 62 be communicated with one end of helical oil groove 61, the Hand of spiral of helical oil groove 61 is configured to can to make when middle swing arm 2 swings to enter into the lubricant oil in helical oil groove 61 from oil inlet hole 62 and flows towards the other end of helical oil groove 61.
Like this, when the distribution device 100 for motor works, along with the rotation of middle swing arm 2, regulating arm 32 and adjusting axle 31, make the Hand of spiral of helical oil groove 61 and adjustment pin 33 and/or the sense of rotation of adjusting axle 31 or the direction of the power of generation consistent, thus more easily between lining 6 and adjustment pin 33 and/or between lining 6 and adjusting axle 31, set up oil film, for adjustment pin 33 and/or adjusting axle 31 provide good lubrication environment.As depicted in figs. 1 and 2, in this embodiment, helical oil groove 61 is dextrad spiral.
As shown in Figure 2, the utility model additionally provides a kind of lining 6 for distribution device 100, the inner peripheral surface of lining 6 is provided with helical oil groove 61, the wall of lining 6 is provided with the oil inlet hole 62 be communicated with one end of helical oil groove 61, the helix pitch L3 of helical oil groove 61 is not more than 1/4th of the diameter D1 being engaged in adjusting axle 31 in lining 6 or adjustment pin.
In the working procedure for distribution device 100, along with the rotation of adjusting axle 31 or adjustment pin 33, lubricant oil in cylinder cap enters helical oil groove 61 by splashing along oil inlet hole 62, thus between helical oil groove 61 and adjusting axle 31 or adjustment pin 33, set up oil film, for adjusting axle 31 or adjustment pin 33 provide the lubrication perfected environment.In addition because the helix pitch L3 of helical oil groove 61 is not more than 1/4th of the diameter D1 being engaged in adjusting axle 31 in lining 6 or adjustment pin, thus advantageously in the lubrication of adjusting axle 31 or adjustment pin 33, and be more beneficial to helical oil groove 61 oil storage when engine stop rotates.
The utility model additionally provides a kind of vehicle, described vehicle comprises the distribution device 100 for motor in above-described embodiment or the lining 6 for distribution device 100 in above-described embodiment, thus has the adjustment pin 33 of the distribution device 100 of motor and/or adjusting axle 31 lubricates good advantage.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. the distribution device for motor (100), is characterized in that, comprising:
Valve mechanism (1);
Middle swing arm (2), described middle swing arm (2) is arranged on the top of described valve mechanism (1), the substructure of described middle swing arm (2) has driving profile (21), and described driving profile (21) is suitable for driving the valve of described valve mechanism (1) along the direction motion being parallel to valve center line (L1);
Lift adjustment mechanism (3), described lift adjustment mechanism (3) comprising: adjusting axle (31), regulating arm (32), adjustment pin (33), link arm (34) and link arm fixing pin (35), described middle swing arm (2), the first end of described regulating arm (32) is connected by described adjustment pin (33) with the first end of described link arm (34), second end of described regulating arm (32) is set on described adjusting axle (31), second end of described link arm (34) is connected with cylinder cap or the supporting base be arranged on described cylinder cap by described link arm fixing pin (35), described adjusting axle (31) is arranged for and drives described middle swing arm (2) to rotate around lift adjusting axle (31) line,
Lining (6), described lining (6) to be arranged in described middle swing arm (2) and to be set in the upper and/or described lining (6) of described adjustment pin (33) and is set on described adjusting axle (31);
Camshaft mechanism (4), described camshaft mechanism (4) is arranged for and drives described middle swing arm (2) to swing around axis of oscillation.
2. the distribution device for motor according to claim 1 (100), it is characterized in that, be formed with central through bore (22) in described middle swing arm (2), described lining (6) is located in described central through bore (22).
3. the distribution device for motor according to claim 2 (100), is characterized in that, the inner peripheral surface of described lining (6) is provided with helical oil groove (61).
4. the distribution device for motor according to claim 3 (100), it is characterized in that, the wall of described lining (6) is provided with the oil inlet hole (62) be communicated with one end of described helical oil groove (61), the Hand of spiral of described helical oil groove (61) is configured to can to make when described middle swing arm (2) swings to enter into the lubricant oil in described helical oil groove (61) from described oil inlet hole (62) and flows towards the other end of described helical oil groove (61).
5. the distribution device for motor (100) according to claim 3 or 4, it is characterized in that, the helix pitch (L3) of described helical oil groove (61) is not more than 1/4th of the diameter (D1) of described adjustment pin.
6. the distribution device for motor according to claim 2 (100), it is characterized in that, described lining (6) is at least one and juxtaposition vertically, and the axial overall length of described at least one lining (6) is not less than the axial length (L4) of described adjustment pin.
7. the distribution device for motor according to claim 1 (100), it is characterized in that, described lining (6) is set on described adjusting axle (31), the inner peripheral surface of described lining (6) is provided with helical oil groove (61).
8. the distribution device for motor according to claim 7 (100), it is characterized in that, the helix pitch (L3) of described helical oil groove (61) is not more than 1/4th of the diameter (D2) of described adjusting axle.
9. the lining for distribution device (100) (6), it is characterized in that, the inner peripheral surface of described lining (6) is provided with helical oil groove (61), the wall of described lining (6) is provided with the oil inlet hole (62) be communicated with one end of described helical oil groove (61), described helical oil groove 61) helix pitch (L3) be not more than 1/4th of the diameter (D2) of the adjusting axle be engaged in described lining (6) or the diameter (D1) of adjustment pin.
10. a vehicle, is provided with the distribution device for motor (100) according to any one of claim 1-8 or the lining for distribution device (100) according to claim 9 (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420733762.8U CN204312152U (en) | 2014-11-28 | 2014-11-28 | Vehicle and the distribution device for motor thereof and the lining for distribution device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420733762.8U CN204312152U (en) | 2014-11-28 | 2014-11-28 | Vehicle and the distribution device for motor thereof and the lining for distribution device |
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| CN204312152U true CN204312152U (en) | 2015-05-06 |
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| CN201420733762.8U Active CN204312152U (en) | 2014-11-28 | 2014-11-28 | Vehicle and the distribution device for motor thereof and the lining for distribution device |
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| CN (1) | CN204312152U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018224018A1 (en) * | 2017-06-09 | 2018-12-13 | 长城汽车股份有限公司 | Valve mechanism, engine, and vehicle |
| WO2019140938A1 (en) * | 2018-01-19 | 2019-07-25 | 深圳市大疆创新科技有限公司 | Bushing and remote control |
-
2014
- 2014-11-28 CN CN201420733762.8U patent/CN204312152U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018224018A1 (en) * | 2017-06-09 | 2018-12-13 | 长城汽车股份有限公司 | Valve mechanism, engine, and vehicle |
| EP3636888A4 (en) * | 2017-06-09 | 2021-03-10 | Great Wall Motor Company Limited | Valve mechanism, engine, and vehicle |
| WO2019140938A1 (en) * | 2018-01-19 | 2019-07-25 | 深圳市大疆创新科技有限公司 | Bushing and remote control |
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