CN106438839A - Balancing mechanism - Google Patents
Balancing mechanism Download PDFInfo
- Publication number
- CN106438839A CN106438839A CN201611100630.1A CN201611100630A CN106438839A CN 106438839 A CN106438839 A CN 106438839A CN 201611100630 A CN201611100630 A CN 201611100630A CN 106438839 A CN106438839 A CN 106438839A
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- China
- Prior art keywords
- balance shaft
- order balance
- balanced controls
- single order
- gear
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/22—Compensation of inertia forces
- F16F15/26—Compensation of inertia forces of crankshaft systems using solid masses, other than the ordinary pistons, moving with the system, i.e. masses connected through a kinematic mechanism or gear system
- F16F15/264—Rotating balancer shafts
Abstract
The invention discloses a balancing mechanism which can be used for a piston engine. The balancing mechanism comprises a shell (1), and a first first-order balancing shaft (3) and a first second-order balancing shaft (8) which are installed in the shell. The first second-order balancing shaft is rotationally installed in a shaft hole of the first first-order balancing shaft. The first first-order balancing shaft is fixedly provided with a first outer side gear (5). The first second-order balancing shaft is fixedly provided with a first inner side gear (7). A first middle gear (6) is meshed with the first outer side gear and the first inner side gear, so rotation of the first first-order balancing shaft is transmitted to the first second-order balancing shaft. The balancing mechanism further comprises a second first-order balancing shaft (3A) and a second second-order balancing shaft (8A) which are also contained in the shell (1), and gears (4 and 4A) which are meshed with each other and fixed to the first first-order balancing shaft and the second first-order balancing shaft respectively. The balancing mechanism is designed as a unit body; by means of the balancing mechanism, the first-order and second-order inertia force of a crank-link mechanism of the engine can be balanced.
Description
Technical field
The present invention relates to the balanced controls of a kind of balanced controls, more particularly, to piston-mode motor.
Background technology
Balanced controls are a very crucial part in internal combustion engine, and design is unreasonable will to cause electromotor operationally
Larger vibration is produced, causes the vibration of vehicle, affect the comfortableness of occupant and the ride comfort for driving；Produce vibration noise, disappear
Energy consumption, the aggregate efficiency of reduction machine；Cause loosening or the overload of fastening connection piece, cause the abnormal damage of pertinent instruments and equipment
Bad；Electromotor job insecurity is made, or even causes large quantities of quality accidents.
At present, the balance of such as single cylinder diesel engine is general using installation single order balanced controls on engine body.
Service condition shows, such counterbalance effect is undesirable, and the vibration of electromotor is still larger.
Content of the invention
The present invention proposes a kind of balanced controls of novelty under this background, and it can balance such as engine crank-connecting rod machine
The single order of structure and secondary inertia, even three rank inertia force.
The present invention can be adopted but be not limited to following proposal.
A kind of balanced controls, which includes that housing, the first single order balance shaft in the housing and the first second order are flat
Weighing apparatus axle, wherein,
The first second order balance shaft can be rotatably mounted in the axis hole of the first single order balance shaft, and described
The axis of one second order balance shaft and the dead in line of the first single order balance shaft,
First axial end portion of the first single order balance shaft is fixed with the rotation reception for receiving balance object moment
Component, the second axial end portion of the first single order balance shaft is fixed with the first outboard gears with internal tooth, and the described 1st
Second axial end portion of rank balance shaft is fixed with the first inboard gear with external tooth,
The balanced controls also include the first idler gear, in first idler gear and first outboard gears
The external tooth engagement of tooth and first inboard gear, so as to be delivered to the described 1st by the rotation of the first single order balance shaft
Rank balance shaft.
Preferably, the housing includes housing body and side cover, and first idler gear is propped up by the side cover of the housing
Support for can rotation, and can not revolve round the sun around the first second order balance shaft.
Preferably, the balanced controls include multiple first idler gears.
Preferably, the second axial end portion of the first single order balance shaft is supported in the housing via plain bearing housing.
Preferably, the first single order balance shaft includes central part, first axial end portion, second axial end
Portion, the central part is semiaxis, and first axial end portion of the first single order balance shaft and second axial end portion are
Bearing, first axial end portion of the first single order balance shaft and the diameter of second axial end portion are less than the central authorities
The diameter in portion, first axial end portion of the first single order balance shaft is supported in the collar of the housing, and reaches institute
The outside of housing is stated, first outboard gears are fixed on second axial end portion of the first single order balance shaft, described
Plain bearing housing is presented axially between the central part and first outboard gears.
Preferably, the housing includes housing body and side cover, in the axial direction, first outboard gears, described first
Inboard gear and first idler gear are arranged between the housing body and the side cover.
Preferably, the side cover is provided with observing the observation of first idler gear from the outside of the housing
Window.
Preferably, the balanced controls also include the side plate for closing the observation window.
Preferably, the balanced controls also include the one or three rank balance shaft, and the one or the three rank balance shaft rotationally can be pacified
It is mounted in the axis hole of the first second order balance shaft, and the axis of the one or the three rank balance shaft and first second order balance
The dead in line of axle.
Preferably, first inboard gear also has internal tooth, and the second axial end portion of the one or the three rank balance shaft is solid
Surely the first most inboard gear having with external tooth, the balanced controls also include the 3rd idler gear, the 3rd idler gear
Engage with the internal tooth of first inboard gear and the external tooth of the one or the three rank balance shaft, so as to balance first second order
The rotation of axle is delivered to the one or the three rank balance shaft.
Preferably, first inboard gear has Part I and Part II, the Part I tool in the axial direction
There is the external tooth for engaging with first idler gear, the Part II is protruding from the axial outer end of the Part I,
The Part II has the internal tooth for engaging with the 3rd idler gear.
Preferably, the axis hole of the first single order balance shaft is closed in the first axial end portion place side seal, and described first
Three rank balance shafts have the reducing diameter part with the shaft hole matching of the first second order balance shaft in the second axial end portion place side,
Kept by the first single order balance shaft and the first second order balance shaft so as to the one or the three rank balance shaft in the axial direction.
Preferably, the balanced controls also include the second single order balance shaft and the second second order balance shaft, second second order
Balance shaft can be rotatably mounted in the axis hole of the second single order balance shaft, and the axis of the second second order balance shaft and
The dead in line of the second single order balance shaft, the second axial end portion of the second single order balance shaft is fixed with internal tooth
Second outboard gears, the second axial end portion of the second second order balance shaft is fixed with the second inboard gear with external tooth, institute
Stating balanced controls also includes the second idler gear, second idler gear and the internal tooth of second outboard gears and described
The external tooth engagement of two inboard gears, so as to be delivered to the second second order balance shaft by the rotation of the second single order balance shaft.
Preferably, the first single order balance shaft is fixed with together with the rotation receiving member in its first axial end portion
The first drive gear for rotating, the second single order balance shaft is fixed with the second drive gear in its first axial end portion, described
Second drive gear is engaged with first drive gear, so as to the rotation of the first single order balance shaft is delivered to described
Two single order balance shafts.
Preferably, first outboard gears and second outboard gears also have external tooth, first outboard gears
External tooth be engaged with each other with the external tooth of second outboard gears, so as to the rotation of the first single order balance shaft is delivered to institute
State the second single order balance shaft.
Preferably, the balanced controls also include the two or three rank balance shaft, and the two or the three rank balance shaft rotationally can be pacified
It is mounted in the axis hole of the second second order balance shaft, and the axis of the two or the three rank balance shaft and second second order balance
The dead in line of axle, the second inboard gear of the second second order balance shaft also has internal tooth, the two or the three rank balance shaft
Second axial end portion is fixed with the second most inboard gear with external tooth, and the balanced controls also include the 4th idler gear, institute
State the 4th idler gear to engage with the internal tooth of second inboard gear and the external tooth of the described second most inboard gear, so as to by institute
The rotation for stating the second second order balance shaft is delivered to the two or the three rank balance shaft.
Preferably, the second single order balance shaft and the second second order balance shaft are in the housing.
Preferably, via midfeather, the housing is divided into for accommodating the first single order balance shaft and the described 1st
First housing receiving portion of rank balance shaft and for accommodating the second single order balance shaft and the second second order balance shaft
Two housing receiving portions.
Preferably, the rotational angular velocity of the first single order balance shaft is the rotational angular velocity of the first second order balance shaft
1/2.
Preferably, the balanced controls are used in the balance system of piston-mode motor.
In the balanced controls of the present invention, the first single order balance shaft and the first second order balance shaft are all arranged in housing, only
Need one to rotate receiving member (such as input gear 2) to be connected on such as engine crankshaft；The balanced controls can just reduce
The vibration of electromotor and noise, improve the life-span of electromotor.Cell cube design can make the parts flexible arrangement of electromotor, can drop
The weight and size of low whole machine.The traditional engine assembly form of the structural improvement, is installed using overall body formula, pacifies installation and dismantling
Unload simple and convenient quick, can be widely used in piston-mode motor etc..
Description of the drawings
Fig. 1 and Fig. 2 are the schematic perspective view of balanced controls according to the first embodiment of the invention.
Fig. 3 is the front view of the balanced controls of the first embodiment.
Fig. 4 is the axial, cross-sectional view of the balanced controls of the first embodiment.
Fig. 5 is the axonometric chart of the housing of the balanced controls of the first embodiment.
Fig. 6 and Fig. 7 be the balanced controls of the first embodiment remove housing after part axonometric chart.
Fig. 8 and Fig. 9 are the axonometric charts of the section components of the balanced controls of the first embodiment, respectively illustrate second order and put down
Weighing apparatus axle and the structure of single order balance shaft.
Figure 10 to Figure 12 is the schematic perspective view of balanced controls second embodiment of the invention.
Figure 13 is the schematic perspective view of the balanced controls according to third embodiment of the present invention.
Figure 14 to Figure 18 illustrates the balanced controls of the 4th embodiment according to the present invention.
Figure 19 illustrates a modified example of balanced controls according to the first embodiment of the invention.
Specific embodiment
Below in conjunction with accompanying drawing and by specific embodiment, the present invention is described further.It should be appreciated that these are said
Bright be only exemplary, be not used in restriction the scope of the present invention.
First embodiment
As shown in Figures 1 to 9, the first embodiment of the present invention is related to a kind of balanced controls, and which can be used for for example living
Plug electromotor, the piston-mode motor can be, for example, single-cylinder engine.
With reference to Fig. 1-2,5, the balanced controls of first embodiment include housing 1, housing 1 for a side opening substantially case
Shape.Housing 1 can include housing body 11 and may be mounted to the side cover 12 of housing body 11.This Split type structure of housing 1 has
Assembling beneficial to the part in housing 1.Multiple holes 111 are formed with the periphery of the open side of housing body 11, for by many
Housing 1 is screwed to engine body by individual bolt.Via midfeather 112, housing 1 can be divided into be respectively used to accommodate first flat
Weighing apparatus unit and the first housing receiving portion 113 and the second housing receiving portion 114 of the second balancing unit.
With reference to Fig. 1-2,4,6-7, balanced controls include the first balancing unit.First balancing unit include input gear 2,
One single order balance shaft 3, the first drive gear 4, the first outboard gears 5, the first idler gear 6, the first inboard gear the 7, the 1st
Rank balance shaft 8, the first plain bearing housing 9.
Input gear 2 and the first drive gear 4 are fixed to the first axial end portion of the first single order balance shaft 3, so as to
One single order balance shaft 3 is rotated together.Input gear 2 is connected with the bent axle of electromotor, and the rotation of bent axle is delivered to the present invention
Balanced controls.
First outboard gears 5, the first idler gear 6, the first inboard gear 7 are located at the second axle of the first single order balance shaft 3
To end side.First outboard gears 5 are fixed to the first single order balance shaft 3, so as to rotate together with the first single order balance shaft 3.The
One inboard gear 7 is fixed to the first second order balance shaft 8, so as to rotate together with the first second order balance shaft 8.First idler gear 6
Diametrically between the first outboard gears 5 and the first inboard gear 7, so as to the rotation of the first outboard gears 5 is delivered to
First inboard gear 7.First idler gear 6 is rotatably supported by the pin 126 (reference picture 4-5) for stretching out from side cover 12.
With reference to Fig. 1-2,4,6-7, balanced controls also include second balancing unit parellel arranged with the first balancing unit, the
Two balancing units have the structure similar with the first balancing unit, differ primarily in that the second balancing unit does not have input gear 2.
Specifically, the second balancing unit includes the second single order balance shaft 3A, the second drive gear 4A, the second outboard gears
5A, the second idler gear 6A, the second inboard gear 7A, the second second order balance shaft 8A, the second plain bearing housing 9A.
Second drive gear 4A is fixed on the first axial end portion of the second single order balance shaft 3A, so as to balance with the second single order
Axle 3A is rotated together.Second drive gear 4A is engaged with the first drive gear 4, is delivered to from the first balancing unit so as to rotating
Second balancing unit.
Second outboard gears 5A, the second idler gear 6A, the second inboard gear 7A are located at the of the second single order balance shaft 3A
Two axial end portion sides.Second outboard gears 5A are fixed to the second single order balance shaft 3A, so as to together with the second single order balance shaft 3A
Rotate.Second inboard gear 7A is fixed to the second second order balance shaft 8A, so as to rotate together with the second second order balance shaft 8A.Second
Idler gear 6A diametrically between the second outboard gears 5A and the second inboard gear 7A, so as to by the second outboard gears 5A
Rotation be delivered to the second inboard gear 7A.Second idler gear 6A can by the pin 126A (reference picture 4-5) for stretching out from side cover 12
Rotationally support.
It should be appreciated that the corresponding component of the first balancing unit and the second balancing unit has essentially identical configuration.Thus,
The first balancing unit part reference followed by A come indicate the second balancing unit with the first balancing unit should
The corresponding part of part.In the following description, mainly will carry out by taking the structure of the part of the first balancing unit and action as an example
Explanation.
With reference to Fig. 4,8-9, the first single order balance shaft 3 includes central part 31, both ends 33,35 and pars intermedia 32,34.Central authorities
Portion 31 is semiaxis, with maximum gauge.Both ends 33,35 are bearing, and the diameter at both ends 33,35 is straight less than central part 31
Footpath.The end 35 (the first axial end portion) of the first single order balance shaft 3 is supported in the collar 115 (referring to Fig. 5) of housing 1, and stretches out
To the outside of housing 1, the first drive gear 4 and input gear 2 are fixed to the part that stretches out from collar 115 of end 35.Collar
115 peripheries for being connected to housing 1 via multiple ribs, so, form multiple openings between the periphery of collar 115 and housing 1, can
To improve the radiating of balanced controls.
First outboard gears 5 are fixed to end 33 (the second axial end portion).Pars intermedia 32,34 is convex from the two ends of central part 31
Go out for semi-annular shape, the diameter of the semicircular ring less than the diameter of central part 31, more than the diameter at both ends 33,35.In end 35
A part, the central axis in central part 31 and end 33 along the first single order balance shaft 3 form axis hole 36, the axis hole 36 is used
In the first second order balance shaft 8 of loading.Axis hole 36 is closed in the axial direction in 35 side of end.
First second order balance shaft 8 includes central part 81 and both ends 82,83.Central part 81 is semiaxis, and both ends 82,83 are
Bearing.First inboard gear 7 is fixed to end 82.First second order balance shaft 8 is from the second axial end portion of the first single order balance shaft 3
Side is inserted in the first single order balance shaft 3.The diameter of the central part 81 of the first second order balance shaft 8 and the diameter at both ends 82,83
Can be identical, and the diameter at the diameter of central part 81 and both ends 82,83 can be slightly less than the diameter of axis hole 36, to allow
One second order balance shaft 8 is rotated in the first single order balance shaft 3.
First plain bearing housing 9 is enclosed within the end 33 of the first single order balance shaft 3, and in the axial direction between central part 31
Between the first outboard gears 5.First plain bearing housing 9 is used for for the first single order balance shaft 3 being rotatably supported at housing 1.
The assembling process of the balanced controls of the present invention is briefly described below.
The assembling of the balanced controls of the present invention can include several steps as follows：1. by the first single order balance shaft 3 the (the 2nd 1
Rank balance shaft 3A) load housing body 11 from 12 side of side cover of housing body 11；2. (second slides to install the first plain bearing housing 9
Moving axis bearing 9A)；3. the first outboard gears 5 (the second outboard gears 5A) are placed in hot environment so as to fill after expanded by heating
Enter the first single order balance shaft 3 (the second single order balance shaft 3A)；4. by the first drive gear 4 (the second drive gear 4A), input tooth
Wheel 2 is installed in the first single order balance shaft 3 (the second single order balance shaft 3A), and with pad and bolt presses；5. from housing body
First second order balance shaft 8 (the second second order balance shaft 8A) is inserted into 3 (the second single order of the first single order balance shaft by 11 12 side of side cover
Balance shaft 3A) axis hole 36 in, the first inboard gear 7 (the second inboard gear 7A) is placed in hot environment so as to be heated swollen
Load the first second order balance shaft 8 (the second second order balance shaft 8A) after swollen；6. the first idler gear 6 (second idler gear 6A) is pacified
On the pin 126 (126A) of the side cover 12 for being attached to housing 1；7. the side cover 12 of housing 1 is installed in housing body 11, and uses screw
It is fixed in housing body 11；8. housing 1 is bolted on engine body.
In this bright balanced controls, the ratio of the rotating speed of single order balance shaft and second order balance shaft is 1:2, this can pass through
The parameter of first inboard gear 7 (second inboard gear 7A) and first outboard gears 5 (second outboard gears 5A) is suitably set
To realize.
The Balancing Mechanism Design of present embodiment is compact, is designed using cell cube.Most of part is all disposed within housing 1
Interior, outside only needs a gear (input gear 2) to be connected with engine crankshaft.Housing 1 can be bolted to start by some
On machine body.Whole balanced controls are arranged in outside engine body so that the parts arrangement of electromotor is very flexible, can subtract
The overall dimensions of puffer.Balanced controls change traditional balance shaft installation form, and installation and removal are simple, convenient, fast
Prompt.Most of part of the first balancing unit and the second balancing unit can be general, reduces the species of part.
The balanced controls of present embodiment have simple, easy for installation, safe and reliable, the lightweight, good rigidity of design, are easy to
The features such as processing and manufacturing.Can be widely used in piston-mode motor.
Second embodiment
Referring to Figure 10-12 explanation balanced controls second embodiment of the invention.Wherein, omit in Figure 11
In housing 1, Figure 12 in the side cover 12 for basically illustrating housing 1 and the first idler gear 6 and second for being installed on side cover 12
Between gear 6A.
Note, in present embodiment and embodiments below, for same or analogous with first embodiment
Part, or in embodiments below with the same or analogous part of present embodiment, mark identical reference
Or corresponding mark is omitted, and omit the repeat specification to these same or analogous parts.It should be appreciated that returning not disobeying
In the case of the purport of the present invention, different embodiments and part-structure therein or part can mutually be replaced and/or be combined.
On the one hand, in the side cover 12 of present embodiment, observation window 121 is formed with.Observation window 121 arrange corresponding in
Between near gear (the first idler gear 6 and/or the second idler gear 6A), when the side cover 12 of housing 1 is installed, to adjust
The angle of idler gear, is allowed to smooth installation.As shown in figure 12, in an exemplary example, observation window is arranged on first
Between idler gear 6 and the second idler gear 6A.It is, of course, also possible to the number and location of idler gear be arranged in correspondence with multiple
Observation window.
On the other hand, in the present embodiment, the first idler gear 6 is installed to by side cover 12 by catch 61 and screw 62
Pin 126.As such, it is possible to prevent the first idler gear 6 axially displaced.Second idler gear 6A has similar installation knot
Structure.
Another further aspect, in the present embodiment, the first plain bearing housing 9 is no longer annular shape, but has from its annulus
Two installation sheets 91 that the periphery of main body projects.Hole 92 is formed with installation sheet 91, via bolt, installation sheet 91 can be fixed
To in the housing body 11 of housing 1.
3rd embodiment
Referring to Figure 13, the balanced controls according to third embodiment of the present invention are described.In fig. 13, in order to more clear
Idler gear is shown and eliminates the side cover 12 of housing 1 to Chu.
In order that the transmission between single order balance shaft and second order balance shaft is more steady, can be in 5 He of the first outboard gears
Multiple first idler gears 6 (showing three idler gears 6 in Figure 13) are set between the first inboard gear 7.It should be appreciated that
In second balancing unit, the number of idler gear 6A can be identical or different with the number of the idler gear 6 of the first balancing unit.
4th embodiment
The balanced controls of the 4th embodiment according to the present invention are described referring to Figure 14-18.For the sake of clarity, exist
Eliminate the partial enlarged drawing that housing 1, Figure 15 B is Figure 15 A in Figure 15 A and 16, illustrate only in fig. 17 second order balance shaft, three
Rank balance shaft and the section components of periphery, illustrate only the section components of three rank balance shafts and periphery in figure 18.
Single order and the second-order inertia power of such as electromotor in the above-mentioned balanced controls of the present invention, can be balanced, but is started
Machine toggle there are still the inertia force of higher order, if balance is bad, or is not balanced design, can still lead
Cause larger vibration.In the balanced controls of present embodiment, single order, second order and three rank inertia force can be balanced simultaneously.
In the balanced controls of present embodiment, in the first second order balance shaft 8, axis hole is outputed, to lay the one or three rank
Balance shaft 400, is similarly to output the thinking that axis hole lays second order balance shaft in single order balance shaft.Meanwhile, in second order and three
Need between rank balance shaft to arrange travelling gear.
More specifically, the first inboard gear 7 has Part I 71 and Part II 72 in the axial direction.71 shape of Part I
Become the external tooth for engaging with the first idler gear 6.Part II 72 is protruding from the axial outer end of Part I 71, and have with
The internal tooth that following the 3rd idler gears 403 is engaged.
The first most inboard gear 402 is fixed with the end of 12 side of side cover of the one or three rank balance shaft 400.3rd center tooth
Wheel 403 is with the first idler gear 6 similarly by the pin support on side cover 12.3rd idler gear 403 is by the first inboard gear 7
Rotation is delivered to the first most inboard gear 402, and then drives the one or three rank balance shaft 400 to rotate.
With reference to Figure 17 and 18, the one or three rank balance shaft 400 has and 8 class of the first second order balance shaft in first embodiment
As structure.The first second order balance shaft 8 in present embodiment is formed with the axis hole axial along which to accommodate the one or three rank balance
Axle 400.
Second balancing unit has the structure similar with above-mentioned first balancing unit, therefore omits specific description.Here,
402A is the second most inboard gear being installed in the two or three rank balance shaft 400A, 403A be for making the second most inboard gear
The 4th idler gear that 402A and the second inboard gear 7A is interlocked.
In the installation process of the balanced controls of present embodiment, can be first from the contrary of 7 place side of the first inboard gear
Side is inserted into three rank balance shafts 400,400A in second order balance shaft 8,8A, then again by three ranks and the assembly of second order balance shaft
It is inserted into single order balance shaft 3,3A from 12 side of side cover.
Preferably, as shown in figure 16, in the end of 12 side of side cover of three rank balance shafts 400,400A, reducing diameter part is formed.More
Body ground, the diameter of the first reducing diameter part 404 is less than the diameter of the main part of the one or three rank balance shaft 400, the second reducing diameter part 405
Diameter is installed to the second reducing diameter part 405 less than the diameter of the first reducing diameter part 404, the first most inboard gear 402.First second order is balanced
Axis hole in axle 8 forms corresponding stage portion.So, easily not only can make the one or three rank balance shaft 400 in the axial direction by
First single order balance shaft 3 and the first second order balance shaft 8 keep, and can assemble the undersized first most inboard gear 402, from
And reduce the size of whole balanced controls.
In the present embodiment, with reference to Figure 14, side cover 12 can be provided for closing the side plate 122 of observation window.So, exist
On axial direction, the gear of 12 side of side cover is sandwiched between housing body 11, plain bearing housing 9,9A and side cover 12, can be prevented different
Thing enters into the transmission for hindering gear between gear.
In the present embodiment, position and the size of observation window suitably can be adjusted so that each gear smoothly can be installed.
The balanced controls of the present invention also have the advantages that：In less volumetric spaces, electromotor is solved
Single order, the second order even equilibrium problem of three rank inertia force, using planetary structure, structure operates steadily.All of friction
Pair adopts sliding bearing lubricating, than traditional needle roller or ball bearing save space, it is therefore possible to cloth in less volume
Put multistage balance shaft.A whole set of balance system be all installed in housing 1 or on, become the single component of electromotor, change with dismounting
The easy advantage of dress.And the adjustment of the amount of unbalance of gear ratio, balance shaft can be carried out, meets the demand of different application.
The above, the only preferable specific embodiment of the present invention, but protection scope of the present invention is not limited thereto,
Any those familiar with the art the invention discloses technical scope in, it is contemplated that various change or replace all answer
It is included within the scope of the present invention.
(1) present invention not only can be applied to single cylinder piston engine, can balance single order, second order even three rank inertia force,
It is equally usable on multicylinder engine.According to the practical situation of multicylinder engine, that is, judge toggle Equilibrium
Or partial equilibrium single order, second-order inertia power, the amount of unbalance of the balance shaft in the adjustable present invention and associated gear parameter,
The parameter that especially can adjust input gear 2 realizes the first single order balance shaft 3 rotating ratio different with engine crankshaft, is allowed to flat
The Higher-order inertia link power of weighing apparatus toggle.
(2) present invention may also apply in the balance system of other devices, the rotating speed of current initial designs high-order balance shaft
For 2 times of the rotating speed of secondary high-order balance shaft, in other words, the rotating speed (rev/min) of second order balance shaft is the rotating speed of single order balance shaft
Twice, the rotating speed of three rank balance shafts is the twice of the rotating speed of second order balance shaft.But can be by adjusting inboard gear and outside
The parameter of gear and most inboard gear, so as to realize different rotating ratios as needed.
(3) at least central part of the single order of the present invention or second order or three rank balance shafts is the semiaxis for being not limited to 180 degree, flat
In the cross section of at least central part of weighing apparatus axle, which can take up the appropriate angle less than 180 degree.Although not preferred, it is
It is that single order or second order or three rank balance shafts can also be greater than semiaxis of the 180 degree less than 360 degree.Therefore, the semiaxis in the application
It is relative with bearing, the angle that the semiaxis is occupied is unrestricted.
(4) part for being connected to such as engine crankshaft in the balanced controls of the present invention is not limited to input gear 2,
Can also be via the first outboard gears 5 in the first drive gear 4 or Figure 19 or the other types of drive disk assembly such as chain, band
The rotation of engine crankshaft is delivered to the balanced controls of the present invention.
(5) in the above-described embodiment, the first idler gear 6 is rotatably supported by the pin 126 for stretching out from side cover 12.So
And, the invention is not restricted to this.For example, it is possible to rotatably supported by the hole for being formed in side cover 12 stretch out from the first idler gear 6
Pin.As the first idler gear 6 can not be rotated around the first second order balance shaft 8, thus it is guaranteed that single order balance shaft and second order
The rotation transmission of balance shaft.
(6) it should be appreciated that mentioned in the application installs balance shaft in housing 1, it is not to represent that whole balance shaft must
Must be entirely located in housing 1, as long as the major part of balance shaft (for example, percent more than 60) is contained in housing 1.And
And, it is preferable that balance shaft is substantially supported in housing 1.
(7) in the above-described embodiment, 4 He of the first drive gear being engaged with each other is provided with 2 place side of input gear
Second drive gear 4A, for being delivered to the second single order balance shaft 3A by the rotation of the first single order balance shaft 3.However, the present invention
Not limited to this.
For example, in the modified example shown in Figure 19, the first outboard gears 5 and the second outboard gears 5A are additionally provided with and nibble each other
The external tooth of conjunction.The rotation of the first single order balance shaft 3 is delivered to by the second single order balance shaft 3A by the external tooth.In the modified example
In, the first drive gear 4 and the second drive gear 4A is eliminated, further reduces the quantity of part.
(8) should be appreciated that in the case that the balanced controls of the application are installed on such as single cylinder piston electromotor, with work
Position of the plug in top dead-centre corresponds to, and the phase place of single order balance shaft (3,3A) and second order balance shaft (8,8A) is identical (for example, one
Rank balance shaft and second order balance shaft are the situation of the semiaxis of 180 degree, and half shaft portion of second order balance shaft is just contained in single order
In the axis hole that half shaft portion of balance shaft is formed), three rank balance shafts (400,400A) and single order balance shaft and second order balance shaft
Phase place contrast, that is, differ 180 degree.Certainly, during the balanced controls work of the application, single order, second order, three ranks are put down
The relative position of weighing apparatus axle can change.However, the invention is not restricted to this, the situation in for other piston-mode motors
Under, single order balance shaft (3,3A), second order balance shaft (8,8A), the phase place of three rank balance shafts (400,400A) can be carried out as needed
Adjustment.
Claims (20)
1. a kind of balanced controls, which includes housing (1), the first single order balance shaft (3) and first in housing (1)
Second order balance shaft (8), it is characterised in that
First second order balance shaft (8) can be rotatably mounted in the axis hole of the first single order balance shaft (3), and described
The axis of the first second order balance shaft (8) and the dead in line of the first single order balance shaft (3),
First axial end portion of the first single order balance shaft (3) is fixed with the rotation reception structure for receiving balance object moment
Part (2), second axial end portion of the first single order balance shaft (3) is fixed with the first outboard gears (5) with internal tooth, described
Second axial end portion of the first second order balance shaft (8) is fixed with the first inboard gear (7) with external tooth,
The balanced controls also include the first idler gear (6), the first idler gear (6) and first outboard gears
(5) internal tooth and the external tooth engagement of first inboard gear (7), so as to pass the rotation of the first single order balance shaft (3)
It is delivered to the first second order balance shaft (8).
2. balanced controls according to claim 1, it is characterised in that
Described housing (1) includes housing body (11) and side cover (12), and the first idler gear (6) are by the housing (1)
Side cover (12) support for can rotation, and can not revolve round the sun around described first second order balance shaft (8).
3. balanced controls according to claim 1, it is characterised in that
The balanced controls include multiple first idler gear (6).
4. balanced controls according to claim 1, it is characterised in that
Second axial end portion of the first single order balance shaft (3) is supported in the housing (1) via plain bearing housing (9).
5. balanced controls according to claim 4, it is characterised in that
Described first single order balance shaft (3) include central part (31), first axial end portion (35), second axial end portion
(33), described central part (31) is semiaxis, the first axial end portion (35) of the first single order balance shaft (3) and described the
Two axial end portions (33) are bearing, the first axial end portion (35) of the first single order balance shaft (3) and second axle
The diameter of central part (31) is less than to the diameter of end (33),
First axial end portion (35) of the first single order balance shaft (3) are supported in the collar (115) of the housing (1),
And the outside of the housing (1) is reached, the first outboard gears (5) are fixed on the institute of the first single order balance shaft (3)
The second axial end portion (33) is stated, plain bearing housing (9) are presented axially in the central part (31) and first outside
Between gear (5).
6. balanced controls according to claim 1, it is characterised in that
Described housing (1) includes housing body (11) and side cover (12), in the axial direction, the first outboard gears (5), described the
One inboard gear (7) and first idler gear (6) are arranged between the housing body (11) and the side cover (12).
7. balanced controls according to claim 6, it is characterised in that
Side cover (12) are provided with observing the observation of the first idler gear (6) from the outside of the housing (1)
Window (121).
8. balanced controls according to claim 7, it is characterised in that
The balanced controls also include the side plate (122) for closing the observation window.
9. balanced controls according to claim 1, it is characterised in that
The balanced controls also include the one or three rank balance shaft (400),
One or the three rank balance shaft (400) can be rotatably mounted in the axis hole of the first second order balance shaft (8), and institute
State the axis of the one or three rank balance shaft (400) and the dead in line of the first second order balance shaft (8).
10. balanced controls according to claim 9, it is characterised in that
First inboard gear (7) also have internal tooth,
Second axial end portion of the one or the three rank balance shaft (400) is fixed with the first most inboard gear (402) with external tooth,
The balanced controls also include the 3rd idler gear (403), the 3rd idler gear (403) and first inner tines
The external tooth engagement of the wheel internal tooth of (7) and the one or the three rank balance shaft (400), so as to by the first second order balance shaft (8)
Rotation is delivered to the one or the three rank balance shaft (400).
11. balanced controls according to claim 10, it is characterised in that
First inboard gear (7) have Part I (71) and Part II (72), the Part I in the axial direction
(71) there is the external tooth for being engaged with the first idler gear (6), Part II (72) are from the Part I (71)
Axial outer end is protruding, and described Part II (72) have the internal tooth for engaging with the 3rd idler gear (403).
12. balanced controls according to claim 9, it is characterised in that
The axis hole of the first single order balance shaft (3) is closed in the first axial end portion place side seal, the one or the three rank balance
Axle (400) has the reducing diameter part with the shaft hole matching of the first second order balance shaft (8) in the second axial end portion place side
(404,405), so as to the one or the three rank balance shaft (400) in the axial direction by the first single order balance shaft (3) and described
One second order balance shaft (8) keeps.
13. balanced controls according to claim 1, it is characterised in that
The balanced controls also include the second single order balance shaft (3A) and the second second order balance shaft (8A), the second second order balance
Axle (8A) can be rotatably mounted in the axis hole of the second single order balance shaft (3A), and the second second order balance shaft (8A)
Axis and the second single order balance shaft (3A) dead in line,
Second axial end portion of the second single order balance shaft (3A) is fixed with the second outboard gears (5A) with internal tooth, described
Second axial end portion of the second second order balance shaft (8A) is fixed with the second inboard gear (7A) with external tooth,
The balanced controls also include the second idler gear (6A), the second idler gear (6A) and second outboard gears
(5A) the external tooth engagement of internal tooth and second inboard gear (7A), so as to by the rotation of the second single order balance shaft (3A)
It is delivered to the second second order balance shaft (8A).
14. balanced controls according to claim 13, it is characterised in that
First single order balance shaft (3) are fixed with its first axial end portion and are rotated together with rotation receiving member (2)
The first drive gear (4), the second single order balance shaft (3A) is fixed with the second drive gear in its first axial end portion
(4A), described second drive gear (4A) engage with the first drive gear (4), so as to by the first single order balance shaft
(3) rotation is delivered to the second single order balance shaft (3A).
15. balanced controls according to claim 13, it is characterised in that
First outboard gears (5) and second outboard gears (5A) also have external tooth, the first outboard gears (5)
External tooth is engaged with each other with the external tooth of the second outboard gears (5A), so as to pass the rotation of the first single order balance shaft (3)
It is delivered to the second single order balance shaft (3A).
16. balanced controls according to claim 13, it is characterised in that
The balanced controls also include the two or three rank balance shaft (400A), and the two or the three rank balance shaft (400A) rotationally can be pacified
It is mounted in the axis hole of the second second order balance shaft (8A), and the axis of the two or the three rank balance shaft (400A) and described
The dead in line of two second order balance shafts (8A), second inboard gear (7A) of the second second order balance shaft (8A) is also with interior
Tooth, the second axial end portion of the two or the three rank balance shaft (400A) is fixed with the second most inboard gear with external tooth
(402A),
The balanced controls also include the 4th idler gear (403A), the 4th idler gear (403A) and the described second inner side
The external tooth engagement of the internal tooth of gear (7A) and the described second most inboard gear (402A), so as to by the second second order balance shaft
(8A) rotation is delivered to the two or the three rank balance shaft (400A).
17. balanced controls according to claim 13, it is characterised in that
Second single order balance shaft (3A) and the second second order balance shaft (8A) are in housing (1).
18. balanced controls according to claim 13, it is characterised in that
Via midfeather (112), the housing (1) is divided into for accommodating the first single order balance shaft (3) and the described 1st
First housing receiving portion (113) of rank balance shaft (8) and for accommodating the second single order balance shaft (3A) and the described 2nd 2
Second housing receiving portion (114) of rank balance shaft (8A).
19. balanced controls according to any one of claim 1 to 18, it is characterised in that
The rotational angular velocity of the first single order balance shaft (3) is the 1/ of the rotational angular velocity of the first second order balance shaft (8)
2.
20. balanced controls according to any one of claim 1 to 18, it is characterised in that
The balanced controls are used in the balance system of piston-mode motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611100630.1A CN106438839B (en) | 2016-12-02 | 2016-12-02 | Balanced controls |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611100630.1A CN106438839B (en) | 2016-12-02 | 2016-12-02 | Balanced controls |
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| Publication Number | Publication Date |
|---|---|
| CN106438839A true CN106438839A (en) | 2017-02-22 |
| CN106438839B CN106438839B (en) | 2017-09-22 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611100630.1A Active CN106438839B (en) | 2016-12-02 | 2016-12-02 | Balanced controls |
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| Country | Link |
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| CN (1) | CN106438839B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109113864A (en) * | 2017-06-26 | 2019-01-01 | 上海汽车集团股份有限公司 | Cartridge style balance axle module |
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| JPH0996341A (en) * | 1995-09-29 | 1997-04-08 | Isuzu Motors Ltd | Balancer device for internal combustion engine |
| CN103438146A (en) * | 2013-08-09 | 2013-12-11 | 常州亚美柯机械设备有限公司 | Balance mechanism of single cylinder diesel |
| CN103912381A (en) * | 2013-01-09 | 2014-07-09 | 日立汽车系统株式会社 | Balancer device of internal combustion engine |
| CN204921840U (en) * | 2015-07-07 | 2015-12-30 | 济南汇九齿轮有限公司 | Balanced axle housing body of engine |
| CN205260722U (en) * | 2016-01-04 | 2016-05-25 | 中国重汽集团济南动力有限公司 | Five jar engine balance mechanisms |
| CN205918832U (en) * | 2016-08-11 | 2017-02-01 | 中国重汽集团济南动力有限公司 | Four jars balance mechanism for diesel engine |
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2016
- 2016-12-02 CN CN201611100630.1A patent/CN106438839B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0996341A (en) * | 1995-09-29 | 1997-04-08 | Isuzu Motors Ltd | Balancer device for internal combustion engine |
| CN103912381A (en) * | 2013-01-09 | 2014-07-09 | 日立汽车系统株式会社 | Balancer device of internal combustion engine |
| CN103438146A (en) * | 2013-08-09 | 2013-12-11 | 常州亚美柯机械设备有限公司 | Balance mechanism of single cylinder diesel |
| CN204921840U (en) * | 2015-07-07 | 2015-12-30 | 济南汇九齿轮有限公司 | Balanced axle housing body of engine |
| CN205260722U (en) * | 2016-01-04 | 2016-05-25 | 中国重汽集团济南动力有限公司 | Five jar engine balance mechanisms |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109113864A (en) * | 2017-06-26 | 2019-01-01 | 上海汽车集团股份有限公司 | Cartridge style balance axle module |
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|---|---|
| CN106438839B (en) | 2017-09-22 |
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Inventor after: Xie Zhifeng Inventor after: Huang Xudong Inventor after: Qiu Jun Inventor after: Xu Quanyong Inventor after: Guan Nanxiang Inventor after: Xia Aiguo Inventor after: Zhou Yinhai Inventor after: Tu Huafeng Inventor after: Zhou Shanqing Inventor after: Lan Xudong Inventor after: Zhou Ming Inventor before: Xie Zhifeng Inventor before: Huang Xudong Inventor before: Zhou Ming Inventor before: Xu Quanyong Inventor before: Guan Nanxiang Inventor before: Zhou Yinhai Inventor before: Tu Huafeng Inventor before: Zhou Shanqing Inventor before: Lan Xudong Inventor before: Qiu Jun |
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