CN105480086B - A kind of radial plunger type automobile four-wheel drive system - Google Patents
A kind of radial plunger type automobile four-wheel drive system Download PDFInfo
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- CN105480086B CN105480086B CN201510816318.1A CN201510816318A CN105480086B CN 105480086 B CN105480086 B CN 105480086B CN 201510816318 A CN201510816318 A CN 201510816318A CN 105480086 B CN105480086 B CN 105480086B
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- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 239000012634 fragment Substances 0.000 claims abstract description 23
- 230000009467 reduction Effects 0.000 claims abstract description 21
- 230000000712 assembly Effects 0.000 claims abstract description 11
- 238000000429 assembly Methods 0.000 claims abstract description 11
- 239000010720 hydraulic oil Substances 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 239000003921 oil Substances 0.000 claims description 11
- 230000033001 locomotion Effects 0.000 claims description 6
- 238000010030 laminating Methods 0.000 claims 2
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 description 6
- 230000006872 improvement Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
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- 239000000356 contaminant Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/34—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
- B60K17/344—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having a transfer gear
- B60K17/346—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having a transfer gear the transfer gear being a differential gear
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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
- F16H—GEARING
- F16H48/00—Differential gearings
- F16H48/12—Differential gearings without gears having orbital motion
- F16H48/18—Differential gearings without gears having orbital motion with fluid gearing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
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Abstract
The invention discloses a kind of radial plunger type automobile four-wheel drive system, including adjustable differential mechanism and differential distributor, the adjustable differential mechanism includes housing, left bent axle, right bent axle, slip ring, shift fork, first adjusting rod, second adjusting rod, left valve, right valve, left plunger and right plunger, the left valve includes left valve housing, left valve shaft, first movable valve plug, first quiet valve element, second movable valve plug, second quiet valve element and left shell fragment, the right valve includes right valve casing, right valve shaft, 3rd movable valve plug, 3rd quiet valve element, 4th movable valve plug, 4th quiet valve element and right shell fragment, the differential distributor includes：Main pendulum connecting rod, reduction assemblies, the first differential connecting rod, left expansion link and right expansion link.Radial plunger type automobile four-wheel drive system of the present invention can be such that wheel is rotated in turning with different rotating speeds, while remaining to transmission moment of torsion prevents wheel-slip.
Description
Technical field
The present invention relates to automotive engineering transmission field, more particularly to a kind of radial plunger type automobile four-wheel drive system.
Background technology
The four-wheel drive system of automobile is exactly that the power for saying engine is delivered separately to four wheels by a series of parts, is
This, in running car, it is necessary to coordinate the difference in wheel between left and right wheel, while also needing to coordinate the rotating speed between axle
Difference, would generally use differential mechanism to realize that left and right wheel is rotated in turning with different rotating speeds, and to realize four in the prior art
Drive, it is necessary to differential technology and shaft space difference speed technology between simultaneous wheels, wherein, it is general in differential technology between wheel to use differential lock, machinery
In the technologies such as limit is sliding, electronics limit cunning, multiplate clutch, shaft space difference speed technology it is general can be used center differential lock, multiplate clutch,
, there is complicated, interference and turn to, increase oil in viscous coupling, Torsen differential mechanisms (Torsen formula differential mechanism), but prior art
The various problems such as consumption, it is impossible to really solve when running into wet and slippery or other complex road surfaces, it is all as long as there is a wheel-slip
Power can all pass to this wheel so that automobile can not normally travel technical problem.
The content of the invention
In view of this, the present invention provides a kind of radial plunger type automobile four-wheel drive system, can make wheel in turning with difference
Rotational speed, while remaining to transmission moment of torsion prevents wheel-slip.
The present invention is solved the above problems by following technological means：
The radial plunger type automobile four-wheel drive system that the present invention is provided, including adjustable differential mechanism and differential distributor,
The adjustable differential mechanism includes：Housing, left bent axle, right bent axle, slip ring, shift fork, the first adjusting rod, the second regulation
Bar, left valve, right valve, left plunger and right plunger, the left bent axle and the right bent axle are arranged in a left side for the housing respectively
End and right-hand member, first adjusting rod and second adjusting rod vertically penetrate the housing from both sides respectively, and described first adjusts
One end that pole is located at outside the housing is provided with first gear, and second adjusting rod is located at one end outside the housing provided with the
Two gears, the slip ring is included in the left ring body and right ring body being slidably sheathed on side by side outside the housing, the left ring body
Provided with the left rack engaged with the first gear, the right ring body is provided with the right rack engaged with the second gear, institute
State and left chamber and right chamber room are formed with housing, left clapboard is provided with the left chamber, the left clapboard is sheathed on the left song
Axle position in one end in the housing, the left clapboard by the left chamber body be divided into left side the first sub- cavity and right side second
Multiple left cylinder sets are circumferentially equipped with sub- cavity, the left clapboard, the left cylinder set inside left is provided with left plunger, the left side
Valve covers inner right side located at the left cylinder, and the left plunger, which runs through in the left passage of the left plunger, the left passage, to be provided with
Hydraulic oil, the left passage is connected with first sub-chamber, is provided with left spring in the left passage, described left spring one end with
The left cylinder set connection, the other end is provided with steel ball, and the steel ball is resisted against on the left passage, and the left plunger is resisted against described
On the side wall of left crankshaft end, right clapboard is provided with the right chamber room, the right clapboard is sheathed on the right bent axle positioned at described
The right chamber body is divided into the 3rd sub- cavity on right side and the 4th sub- cavity on right side, institute by one end in housing, the right clapboard
State and multiple right cylinder sets are circumferentially equipped with right clapboard, the right cylinder set inner right side is provided with right plunger, and the right valve is located at
The right cylinder covers inner right side, and the right plunger, which runs through, is provided with hydraulic oil, institute in the right passage of the right plunger, the right passage
State right passage to connect with the 4th sub-chamber, right spring, the right spring one end and the right cylinder are provided with the right passage
Set connection, the other end is provided with steel ball, and the steel ball is against on the right passage, and the right plunger is resisted against the right crankshaft end
Side wall on；
The left valve includes：Left valve housing, left valve shaft, the first movable valve plug, the first quiet valve element, it is the second movable valve plug, second quiet
Valve element and left shell fragment, the left valve housing cover inner right side located at the left cylinder, and the left valve shaft is rotatably located at the left valve
Shell is close to the position of first adjusting rod, and the first quiet valve core housing is on the left valve shaft, the first movable valve plug patch
Close the left side of the described first quiet valve element and be fixedly connected with the left valve housing, on first movable valve plug and the first quiet valve element
The through hole of radial direction is equipped with, position of the second quiet valve element in the left valve housing on the left of the first quiet valve element is described
Second movable valve plug is located in the described second quiet valve element, and second movable valve plug passes through the left shell fragment and first movable valve plug
Connection, the second quiet valve element, which is provided with breach, second sub-chamber, is provided with left-handed pivoted frame, and the left-handed pivoted frame is by turning
Axle and bevel gear are connected with first adjusting rod, and the left-handed pivoted frame periphery is provided with left lever, and Zola's boom end is provided with
It is connected on left swing arm, the left swing arm by connecting shaft with first movable valve plug,
The right valve includes：Right valve casing, right valve shaft, the 3rd movable valve plug, the 3rd quiet valve element, it is the 4th movable valve plug, the 4th quiet
Valve element and right shell fragment, the right valve casing cover inner right side located at the right cylinder, and the right valve shaft is rotatably located at the right valve
Shell is close to the position of second adjusting rod, and the 3rd quiet valve core housing is on the right valve shaft, the 3rd movable valve plug patch
Close the right side of the 3rd quiet valve element and be fixedly connected with the right valve casing, on the 3rd movable valve plug and the 3rd quiet valve element
The through hole of radial direction is equipped with, position of the 4th quiet valve element in the right valve casing on the right side of the 3rd quiet valve element is described
4th movable valve plug is located in the 4th quiet valve element, and the 4th movable valve plug passes through the right shell fragment and the 3rd movable valve plug
Connection, the 4th quiet valve element, which is provided with breach, the 3rd sub-chamber, is provided with dextrorotation pivoted frame, and the dextrorotation pivoted frame is by turning
Axle and bevel gear are connected with second adjusting rod, and the dextrorotation pivoted frame periphery is provided with right pull bar, and the right tie rod end is provided with
It is connected on right swing arm, the right swing arm by connecting shaft with second movable valve plug；
The differential distributor includes：Main pendulum connecting rod, reduction assemblies, the first differential connecting rod, left expansion link and right expansion link,
The main pendulum connecting rod is connected by the steering wheel shaft of reduction assemblies and automobile, and one end of the left expansion link is articulated with the main pendulum
The left end of connecting rod, the other end and the first differential rod hinge connection, one end of the right expansion link is articulated with the main pendulum connecting rod
Right-hand member, the other end and the first differential rod hinge connection, the two ends of the first differential connecting rod respectively by cable wire with it is described
Shift fork is connected, when the steering wheel is rotated, and by the cable wire shift fork can be pulled to move, the shift fork can promote described
The axial movement of left ring body or the right ring body along the housing.
Further, the adjustable differential mechanism has two, including the first adjustable differential mechanism and the second adjustable differential mechanism, described
The left bent axle and right bent axle of one adjustable differential mechanism connect one to one respectively at the left half axle and right axle shaft with vehicle front, described
The left bent axle and right bent axle of second adjustable differential mechanism connect one to one respectively at the left half axle and right axle shaft with automobile back wheel, institute
The two ends for stating the first differential connecting rod are connected one to one by the left ring body and right ring body of cable wire and the first adjustable differential mechanism respectively,
The differential distributor also includes the second differential connecting rod, the 3rd differential connecting rod and two kinematic links, the second differential connecting rod
One end and one end of the 3rd differential connecting rod are hinged, and the second differential connecting rod other end is adjustable by cable wire and described second
The left ring body connection of differential mechanism, the other end of the 3rd differential connecting rod passes through cable wire and the right ring of the described second adjustable differential mechanism
Body is connected.
Further, the left valve also includes left back-moving spring, and the left back-moving spring is connected to the left shell fragment and institute
State between the second movable valve plug.
Further, the right valve also includes right back-moving spring, and the right back-moving spring is connected to the right shell fragment and institute
State between the 4th movable valve plug.
Further, the adjustable differential mechanism also includes shift fork seat, and the shift fork seat is fixed on the housing, the shift fork
It is slidably connected with shift fork seat.
Further, the reduction assemblies include planetary reduction gear, and the steering wheel shaft passes through the planetary reduction gear and institute
State main pendulum connecting rod connection.
Further, the housing includes left end cap, left shell, middle casing, right shell body and the right end cap docked successively.
Further, first adjusting rod and second adjusting rod are connected by sealed screw with the housing.
Further, the differential distribution also includes shell, and the main pendulum connecting rod, the first differential connecting rod, the left side are stretched
Contracting bar and the right expansion link are in the shell, and the cable wire passes the shell, and the cable wire is passed outside described
The position of shell is provided with sheath.
The radial plunger type automobile four-wheel drive system of the present invention, in automobile left steering, the steering wheel shaft turns left, and can drive
The main pendulum link rotatable, the cable wire can be passed through by the transmission of the left expansion link and the first differential connecting rod and cable wire
The shift fork is pulled to move, the shift fork can promote the left ring body movement, the left ring body drives the left rack and first
Gear is relatively moved, so as to drive first adjusting rod to rotate, first adjusting rod passes through rotating shaft described in bevel gear driving
Rotate, so that the swivel mount is rotated, and then drives the left lever rotation, the left lever can drive the left swing arm to revolve
Turn, the left swing arm drives the left valve shaft rotation, the through hole of first movable valve plug and second movable valve plug is alignd, institute
State the hydraulic oil in left oil duct to may pass through first movable valve plug and second movable valve plug and extrude the left shell fragment, make described
Second movable valve plug is moved, so that hydraulic oil enters the left plunger through second movable valve plug and the second quiet valve element
Left passage, so as to form an oil circuit, operationally, the left bent axle rotation between the left oil duct and second sub-chamber
Eccentric motion is produced, drives the left plunger to move up and down and swing, in above-mentioned oil circuit, the left cylinder set is alternately produced just
Pressure, negative pressure, continuous oil suction, force feed now, speed discrepancy are generated between the housing and the left bent axle so that with the left side
Bent axle connection wheel semiaxis also generate speed discrepancy relative to the housing, compared to opposite side wheel with certain rotating speed
Difference is rotated, so that the spatial variations for accommodating the hydraulic oil, so that the flow velocity of adjustable hydraulic oil, is easy to regulation
The rotating speed of automobile different wheel, the principle when automobile is turned right refers to principles above, will not be repeated here, thus, can make wheel
Rotated when turning with different rotating speeds, while remaining to transmission moment of torsion prevents wheel-slip.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the schematic diagram of the radial plunger type automobile four-wheel drive system of the present invention；
Fig. 2 is the explosive view of the adjustable differential mechanism of the radial plunger type automobile four-wheel drive system of the present invention；
Fig. 3 is the sectional view of the adjustable differential mechanism of the radial plunger type automobile four-wheel drive system of the present invention；
Fig. 4 is the partial view in A portions in Fig. 3；
Fig. 5 is the partial view in B portions in Fig. 3；
Fig. 6 is the schematic diagram one of the differential distributor of the radial plunger type automobile four-wheel drive system of the present invention；
Fig. 7 is the schematic diagram two of the differential distributor of the radial plunger type automobile four-wheel drive system of the present invention.
Description of reference numerals：
1- is adjustable differential mechanism, 100- housings, 1001- left end caps, 1002- left shells, 1003- middle casings, the right shells of 1004-
Body, 1005- right end caps, the left bent axles of 101-, the right bent axles of 102-, 103- slip rings, the left ring bodies of 1031-, the right ring bodies of 1032-, 104- is dialled
Fork, 1041- fixing axles, the adjusting rods of 105- first, the adjusting rods of 106- second, the left valves of 107-, 1071- left valve housings, the left valves of 1072-
Axle, the movable valve plugs of 1073- first, the quiet valve elements of 1074- first, the movable valve plugs of 1075- second, the quiet valve elements of 1076- second, the left bullets of 1077-
Piece, the left back-moving springs of 1078-, the right valves of 108-, the right valve casings of 1081-, the right valve shafts of 1082-, the movable valve plugs of 1083- the 3rd, 1084-
Three quiet valve elements, 1085 the 4th movable valve plugs, the quiet valve elements of 1086- the 4th, the right shell fragments of 1087-, the right back-moving springs of 1088-, the left posts of 109-
Plug, the left passages of 1091-, 110- right plungers, the right passages of 1101-, 111- shift forks seat, 2- differential distributors, the main pendulum connecting rods of 200-,
201- reduction assemblies, the first differentials of 202- connecting rod, the left expansion links of 203-, the right expansion links of 204-, 210- the second differential connecting rods, 211-
3rd differential connecting rod, 212- kinematic links, 220- shells, the upper shells of 221-, 222- lower casings, 223- cover plates, 3- first gears,
4- second gears, the left racks of 5-, the right racks of 6-, 7- left clapboards, 8- right clapboards, 9- left cylinder sets, 10- right cylinder sets, 11- left springs,
The right springs of 12-, 13- steel balls, the left-handed pivoted frames of 14-, 15- left rotary shafts, 16- left angular wheel groups, 17- left levers, 18- left swing arms, 19-
Left connecting shaft, 20- dextrorotation pivoted frames, 21- right spindles, the right bevel gear sets of 22-, the right pull bars of 23-, 24- right swing arms, the right connecting shafts of 25-,
26- cable wires, 27- sealed screws, 28- sheaths.
Embodiment
In the description of the invention, it is to be understood that term " " center ", " on ", " under ", "front", "rear", " left side ",
The orientation or position relationship of the instruction such as " right side ", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are based on shown in the drawings
Orientation or position relationship, are for only for ease of the description present invention and simplify description, rather than indicate or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
Term " first ", " second ", " the 3rd " and " the 4th " is only used for describing purpose, and it is not intended that indicating or implying
Relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second ", " the 3rd " are defined
One or more this feature can be expressed or be implicitly included to the feature of " the 4th ".In the description of the invention, it is many
It is individual to refer to two or more.
Below with reference to accompanying drawing, the present invention is described in detail, as shown in Figures 1 to 7：Radial direction described in the present embodiment
Plunger type automobile four-wheel drive system, including adjustable differential mechanism 1 and differential distributor 2,
The adjustable differential mechanism 1 includes：Housing 100, left bent axle 101, right bent axle 102, slip ring 103, shift fork 104, first
Adjusting rod 105, the second adjusting rod 106, left valve 107, right valve 108, left plunger 109 and right plunger 110, the left bent axle
101 and the right bent axle 102 be arranged in the left end and right-hand member of the housing 100, first adjusting rod 105 and described respectively
Two adjusting rods 106 vertically penetrate the housing 100 from both sides respectively, and first adjusting rod 105 is located at outside the housing 100
One end is provided with first gear 3, and one end that second adjusting rod 106 is located at outside the housing 100 is provided with second gear 4, described
Slip ring 103 includes the left ring body 1031 and right ring body 1032 being slidably sheathed on side by side outside the housing 100, the left ring body
1031 are provided with and are nibbled with the second gear 4 provided with the left rack 5 engaged with the first gear 3, the right ring body 1032
It is formed with the right rack 6 closed, the housing 100 in left chamber and right chamber room, the left chamber and is provided with left clapboard 7, the left side
Dividing plate 7 is sheathed on the one end of the left bent axle 101 in the housing 100, and the left chamber body is divided into a left side by the left clapboard 7
Multiple left cylinder sets 9, the left side are circumferentially equipped with first sub- cavity of side and the second sub- cavity on right side, the left clapboard 7
The inside left of cylinder sleeve 9 is provided with left plunger 109, and the left valve 107 covers 9 inner right sides, the left plunger 109 located at the left cylinder
Through the left passage 1091 of the left plunger 109, be provided with hydraulic oil in the left passage 1091, the left passage 1091 with it is described
First sub-chamber is connected, and left spring 11 is provided with the left passage 1091, and described one end of left spring 11 connects with left cylinder set 9
Connect, the other end is provided with steel ball 13, the steel ball 13 is resisted against on the left passage 1091, the left plunger 109 is resisted against described
On the side wall of the left end of bent axle 101, right clapboard 8 is provided with the right chamber room, the right clapboard 8 is sheathed on the right bent axle 102
One end in the housing 100, the right clapboard 8 by the right chamber body be divided into right side the 3rd sub- cavity and right side the
Multiple right cylinder sets 10 are circumferentially equipped with four sub- cavitys, the right clapboard 8, the right cylinder covers 10 inner right sides and is provided with right plunger
110, the right valve 108 covers 10 inner right sides located at the right cylinder, and the right plunger 110 runs through the right side of the right plunger 110
Hydraulic oil is provided with passage 1101, the right passage 1101, the right passage 1101 is connected with the 4th sub-chamber, the right side
Right spring 12 is provided with passage 1101, described right one end of spring 12 is connected with right cylinder set 10, and the other end is provided with steel ball 13, institute
Steel ball 13 is stated against on the right passage 1101, the right plunger 110 is resisted against on the side wall of the end of right bent axle 102；
The left valve 107 includes：Left valve housing 1071, left valve shaft 1072, the first movable valve plug 1073, the first quiet valve element
1074, the second movable valve plug 1075, the second quiet valve element 1076 and left shell fragment 1077, the left valve housing 1071 is located at left cylinder set 9
Inner right side, the left valve shaft 1072 is rotatably located at the left valve housing 1071 close to the position of first adjusting rod 105,
The first quiet valve element 1074 is sheathed on the left valve shaft 1072, and first movable valve plug 1073 is fitted the described first quiet valve element
1074 left side is simultaneously fixedly connected with the left valve housing 1071, on first movable valve plug 1073 and the first quiet valve element 1074
The through hole of radial direction is equipped with, the second quiet valve element 1076 is located at the first quiet left side of valve element 1074 in the left valve housing 1071
Position, second movable valve plug 1075 is located in the described second quiet valve element 1076, and second movable valve plug 1075 passes through institute
State left shell fragment 1077 to be connected with first movable valve plug 1073, the second quiet valve element 1076 is provided with breach, second son
Left-handed pivoted frame 14 is provided with chamber, the left-handed pivoted frame 14 passes through left rotary shaft 15 and left angular wheel group 16 and first adjusting rod
105 connections, the left-handed periphery of pivoted frame 14 is provided with left lever 17, and the end of left lever 17 is provided with left swing arm 18, the left swing
Be connected on arm 18 by left connecting shaft 19 with first movable valve plug 1073, left connecting shaft 19 and right valve shaft 1072 can integrally into
Type；
The right valve 108 includes：Right valve casing 1081, right valve shaft 1082, the 3rd movable valve plug 1083, the 3rd quiet valve element
1084, the 4th movable valve plug 1085, the 4th quiet valve element 1086 and right shell fragment 1087, the right valve casing 1081 is located at right cylinder set 10
Inner right side, the right valve shaft 1082 is rotatably located at the right valve casing 1081 close to the position of second adjusting rod 106,
The 3rd quiet valve element 1084 is sheathed on the right valve shaft 1082, and the 3rd movable valve plug 1083 is fitted the 3rd quiet valve element
1084 right side is simultaneously fixedly connected with the right valve casing 1081, on the 3rd movable valve plug 1083 and the 3rd quiet valve element 1084
The through hole of radial direction is equipped with, the 4th quiet valve element 1086 is located at the 3rd quiet right side of valve element 1084 in the right valve casing 1081
Position, the 4th movable valve plug 1085 is located in the described 4th quiet valve element 1086, and the 4th movable valve plug 1085 passes through institute
State right shell fragment 1087 to be connected with the 3rd movable valve plug 1083, the 4th quiet valve element 1086 is provided with breach, the 3rd son
Dextrorotation pivoted frame 20 is provided with chamber, the dextrorotation pivoted frame 20 passes through right spindle 21 and right bevel gear set 22 and second adjusting rod
106 connections, the periphery of dextrorotation pivoted frame 20 is provided with right pull bar 23, and the right end of pull bar 23 is provided with right swing arm 24, the right pendulum
Be connected on arm 24 by right connecting shaft 25 with second movable valve plug 1075, right connecting shaft 25 and right valve shaft 1082 can integrally into
Type；
The differential distributor 2 includes：Main pendulum connecting rod 200, reduction assemblies 201, the first differential connecting rod 202, left expansion link
203 and right expansion link 204, the main pendulum connecting rod 200 is connected by reduction assemblies 201 with the steering wheel shaft of automobile, and the left side is stretched
One end of contracting bar 203 is articulated with the left end of the main pendulum connecting rod 200, and the other end is hinged with the first differential connecting rod 202, described
One end of right expansion link 204 is articulated with the right-hand member of the main pendulum connecting rod 200, and the other end is hinged with the first differential connecting rod 202,
The two ends of the first differential connecting rod 202 are connected by cable wire 26 with the shift fork 104 respectively, when the steering wheel is rotated,
By the cable wire shift fork 104 can be pulled to move, the shift fork 104 can promote the left ring body 1031 or the right ring body
1032 along the housing 100 axial movement
In automobile left steering, the steering wheel shaft turns left, and the main pendulum connecting rod 200 can be driven to rotate, pass through the left side
The transmission of expansion link 203 and the first differential connecting rod 202 and cable wire 26 can pull the shift fork 104 to move by the cable wire 26
Dynamic, the shift fork 104 can promote the left ring body 1031 to move, and the left ring body 1031 drives the tooth of left rack 5 and first
Wheel 3 is relatively moved, so as to drive first adjusting rod 106 to rotate, first adjusting rod 106 is driven by left angular wheel group 16
The left rotary shaft 15 is moved to rotate, so that the swivel mount 14 is rotated, and then drives the left lever 17 to rotate, the left lever
17 can drive the left swing arm 18 to rotate, and the left swing arm 18 drives the left valve shaft 1072 to rotate, and make first movable valve plug
1073 and the through hole alignment of second movable valve plug 1075, the hydraulic oil in the left oil duct may pass through first movable valve plug
1073 and second movable valve plug 1075 and the left shell fragment 1077 is extruded, move second movable valve plug 1075, so that
Hydraulic oil enters the left passage of the left plunger 109 through second movable valve plug 1075 and the second quiet valve element 1076, from
And an oil circuit is formed between the left passage and second sub-chamber, operationally, the left rotation of bent axle 101 produces inclined
The heart is moved, and drives the left plunger 109 to move up and down and swing, in above-mentioned oil circuit, the left cylinder set 9 is alternately produced just
Pressure, negative pressure, continuous oil suction, force feed, the valve element of the second movable valve plug 1075 can at various pressures, the flow velocity fluctuation for producing hydraulic oil
Change, so that left cylinder is covered the hydraulic oil in 9 by left valve 107 keeps constant flow rate, now, the housing and the left song
Relative rotation is generated between axle so that the wheel semiaxis being connected with the left bent axle also generates rotating speed relative to the housing
Difference, wheel semiaxis and differential casing compared to opposite side are rotated with same speed so that it is described accommodate it is described
The spatial variations of hydraulic oil, so that the flow velocity of adjustable hydraulic oil, is easy to adjust the rotating speed of automobile different wheel, when automobile is turned right
When principle refer to principles above, will not be repeated here, thus, rotating speed can be reduced by turning radius inboard wheel, allow outermost
The wheel of side keeps the mode of output speed, realizes 4 wheel driven, and wheel can be made to be rotated in turning with different rotating speeds, remains to simultaneously
Transmission moment of torsion prevents wheel-slip.
For the ease of the forward and backward wheel of simultaneous control of automobile, the further improvement of above-mentioned technical proposal, the adjustable difference are used as
Fast device has two, including the first adjustable differential mechanism and the second adjustable differential mechanism, the He of left bent axle 101 of the first adjustable differential mechanism
Right bent axle 102 connects one to one respectively at the left half axle and right axle shaft with vehicle front, a left side for the second adjustable differential mechanism
Bent axle 101 and right bent axle 102 connect one to one respectively at the left half axle and right axle shaft with automobile back wheel, and first differential connects
The two ends of bar 202 are corresponded by the left ring body 1031 and right ring body 1032 of the adjustable differential mechanism of cable wire 26 and first respectively to be connected
Connect, the differential distributor 2 also includes the second differential connecting rod 210, the 3rd differential connecting rod 211 and two kinematic links 212, described
The one end of second differential connecting rod 210 and one end of the 3rd differential connecting rod 211 are hinged, the other end of the second differential connecting rod 210
It is connected by cable wire 12 with the left ring body 1031 of the described second adjustable differential mechanism 2, the other end of the 3rd differential connecting rod 211 leads to
The right ring body 1032 that cable wire 26 is crossed with the described second adjustable differential mechanism is connected.
As the further improvement of above-mentioned technical proposal, the left valve 107 also includes left back-moving spring 1078, the left side
Back-moving spring 1078 is connected between the left shell fragment 1077 and second movable valve plug 1075, consequently facilitating the second movable valve plug 1075
Reset.
As the further improvement of above-mentioned technical proposal, the right valve 108 also includes right back-moving spring 1088, the right side
Back-moving spring 1088 is connected between the right shell fragment 1087 and the 4th movable valve plug 1085, consequently facilitating the 4th movable valve plug 1085
Reset.
In order that shift fork 104 is difficult deflection, as the further improvement of above-mentioned technical proposal, the adjustable differential mechanism 1 is also
Including shift fork seat 111, the adjustable differential mechanism also includes shift fork 104, and the shift fork 104 is fixed on the housing 100,
The shift fork 104 is slidably connected with the shift fork 104, so as to which shift fork 104 is stably installed on housing 100, and
The movement of shift fork 104 is not influenceed.
Shift fork 104 is provided with two fixing axles 1041, two fixing axles 1041 and is equipped with screwed hole, and the end of cable wire 26 is set
There is screw, the one end of cable wire 26 provided with screw penetrates the screwed hole correspondingly, and is connected through a screw thread.
As the further improvement of above-mentioned technical proposal, the reduction assemblies 201 subtract including planetary reduction gear 2011, first
The fast reduction gearing 2013 of gear 2012 and second, the institute's steering wheel shaft of the first reduction gearing 2012 connection, the second reduction gearing 2013
It is connected, and is engaged with the first reduction gearing 2012 with the input shaft of planetary reduction gear 2011, so that the steering wheel shaft passes through
The planetary reduction gear 2011 is connected with the main pendulum connecting rod 200, it is possible to decrease the first adjusting rod 106 and the speed of the second adjusting rod 107
Spend height.
The housing 100 includes left end cap 1001, left shell 1002, middle casing 1003, the right shell body docked successively
1004 and right end cap 1005, consequently facilitating installation and removal.
In order to improve sealing, first adjusting rod 105 and second adjusting rod 106 by sealed screw 27 with
The housing 100 is connected, so as to prevent hydraulic fluid leak, is also avoided introduced contaminants and water from entering in housing 100, is conducive to extension
Service life.
As the further improvement of above-mentioned technical proposal, differential distributor 2 also includes shell 220, and shell 220 is by upper shell
221st, lower casing 222 and cover plate 223 are constituted, the main pendulum connecting rod 200, the first differential connecting rod 202, the left expansion link
203 and the right expansion link 204 in the shell 220, the cable wire 12 passes the shell 220, and the cable wire
26 positions for passing the shell 220 are provided with sheath 28 so that parts in the shell 220 of differential distributor 2 with it is extraneous every
From, it is to avoid the erosion of extraneous impurity and water, increase the service life.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
The present invention is described in detail good embodiment, it will be understood by those within the art that, can be to skill of the invention
Art scheme is modified or equivalent substitution, and without departing from the objective and scope of technical solution of the present invention, it all should cover at this
Among the right of invention.
Claims (9)
1. a kind of radial plunger type automobile four-wheel drive system, it is characterised in that：Including adjustable differential mechanism and differential distributor,
The adjustable differential mechanism includes：Housing, left bent axle, right bent axle, slip ring, shift fork, the first adjusting rod, the second adjusting rod, a left side
Valve, right valve, left plunger and right plunger, the left bent axle and the right bent axle are arranged in left end and the right side of the housing respectively
End, first adjusting rod and second adjusting rod vertically penetrate the housing, the first adjusting rod position from both sides respectively
First gear is provided with one end outside the housing, one end that second adjusting rod is located at outside the housing is provided with the second tooth
Wheel, the slip ring includes the left ring body and right ring body being slidably sheathed on side by side outside the housing, and the left ring body is provided with
The left rack engaged with the first gear, the right ring body is provided with the right rack engaged with the second gear, the shell
It is formed with vivo in left chamber and right chamber room, the left chamber and is provided with left clapboard, the left clapboard is sheathed on the left bent axle position
The left chamber body is divided into the first sub- cavity in left side and the second sub- chamber on right side by one end in the housing, the left clapboard
Multiple left cylinder sets are circumferentially equipped with body, the left clapboard, the left cylinder set inside left is provided with left plunger, the left valve
Inner right side is covered located at the left cylinder, the left plunger, which runs through, is provided with hydraulic pressure in the left passage of the left plunger, the left passage
Oil, the left passage is connected with first sub-chamber, is provided with left spring in the left passage, described left spring one end with it is described
Left cylinder set connection, the other end is provided with steel ball, and the steel ball is resisted against on the left passage, and the left plunger is resisted against the left song
On the side wall of shaft end, right clapboard is provided with the right chamber room, the right clapboard is sheathed on the right bent axle positioned at the housing
The right chamber body is divided into the 3rd sub- cavity on right side and the 4th sub- cavity on right side, the right side by interior one end, the right clapboard
Multiple right cylinder sets are circumferentially equipped with dividing plate, the right cylinder set inner right side is provided with right plunger, and the right valve is located at described
Right cylinder covers inner right side, and the right plunger, which runs through, is provided with hydraulic oil, the right side in the right passage of the right plunger, the right passage
Passage is connected with the 4th sub-chamber, and right spring is provided with the right passage, and the right spring one end covers with the right cylinder to be connected
Connect, the other end is provided with steel ball, and the steel ball is against on the right passage, and the right plunger is resisted against the side of the right crankshaft end
On wall；
The left valve includes：Left valve housing, left valve shaft, the first movable valve plug, the first quiet valve element, the second movable valve plug, the second quiet valve element
With left shell fragment, the left valve housing covers inner right side located at the left cylinder, and the left valve shaft is rotatably leaned on located at the left valve housing
The position of nearly first adjusting rod, the first quiet valve core housing is on the left valve shaft, the first movable valve plug laminating institute
State the left side of the first quiet valve element and be fixedly connected with the left valve housing, is all provided with first movable valve plug and the first quiet valve element
There are the through hole of radial direction, position of the second quiet valve element in the left valve housing on the left of the first quiet valve element, described second
Movable valve plug is located in the described second quiet valve element, and second movable valve plug is connected by the left shell fragment and first movable valve plug
Connect, the second quiet valve element, which is provided with breach, second sub-chamber, is provided with left-handed pivoted frame, and the left-handed pivoted frame passes through rotating shaft
It is connected with bevel gear with first adjusting rod, the left-handed pivoted frame periphery is provided with left lever, and Zola's boom end is provided with a left side
Swing arm, the left swing arm is connected by connecting shaft with first movable valve plug,
The right valve includes：Right valve casing, right valve shaft, the 3rd movable valve plug, the 3rd quiet valve element, the 4th movable valve plug, the 4th quiet valve element
With right shell fragment, the right valve casing covers inner right side located at the right cylinder, and the right valve shaft is rotatably leaned on located at the right valve casing
The position of nearly second adjusting rod, the 3rd quiet valve core housing is on the right valve shaft, the 3rd movable valve plug laminating institute
State the right side of the 3rd quiet valve element and be fixedly connected with the right valve casing, is all provided with the 3rd movable valve plug and the 3rd quiet valve element
There are the through hole of radial direction, position of the 4th quiet valve element in the right valve casing on the right side of the 3rd quiet valve element, the described 4th
Movable valve plug is located in the 4th quiet valve element, and the 4th movable valve plug is connected by the right shell fragment and the 3rd movable valve plug
Connect, the 4th quiet valve element, which is provided with breach, the 3rd sub-chamber, is provided with dextrorotation pivoted frame, and the dextrorotation pivoted frame passes through rotating shaft
It is connected with bevel gear with second adjusting rod, the dextrorotation pivoted frame periphery is provided with right pull bar, and the right tie rod end is provided with the right side
Swing arm, the right swing arm is connected by connecting shaft with second movable valve plug；
The differential distributor includes：Main pendulum connecting rod, reduction assemblies, the first differential connecting rod, left expansion link and right expansion link, it is described
Main pendulum connecting rod is connected by the steering wheel shaft of reduction assemblies and automobile, and one end of the left expansion link is articulated with the main pendulum connecting rod
Left end, the other end and the first differential rod hinge connection, one end of the right expansion link are articulated with the right side of the main pendulum connecting rod
End, the other end and the first differential rod hinge connection, the two ends of the first differential connecting rod pass through cable wire and the shift fork respectively
Connection, when the steering wheel is rotated, can pull the shift fork to move, the shift fork can promote the left ring by the cable wire
The axial movement of body or the right ring body along the housing.
2. radial plunger type automobile four-wheel drive system according to claim 1, it is characterised in that：The adjustable differential mechanism has two
It is individual, including the first adjustable differential mechanism and the second adjustable differential mechanism, the left bent axle of the first adjustable differential mechanism and right bent axle are distinguished
Connected one to one with the left half axle and right axle shaft of vehicle front, the left bent axle of the second adjustable differential mechanism and right bent axle difference
Connected one to one with the left half axle and right axle shaft of automobile back wheel, the two ends of the first differential connecting rod pass through cable wire and respectively
The left ring body and right ring body of one adjustable differential mechanism connect one to one, and the differential distributor also includes the second differential connecting rod, the
Three differential connecting rods and two kinematic links, described second differential connecting rod one end and one end of the 3rd differential connecting rod are hinged, institute
State the second differential connecting rod other end to be connected with the left ring body of the described second adjustable differential mechanism by cable wire, the 3rd differential connecting rod
The other end be connected by cable wire with the right ring body of the described second adjustable differential mechanism.
3. radial plunger type automobile four-wheel drive system according to claim 1, it is characterised in that：The left valve also includes a left side
Back-moving spring, the left back-moving spring is connected between the left shell fragment and second movable valve plug.
4. the radial plunger type automobile four-wheel drive system according to claim 1 or 3, it is characterised in that：The right valve is also wrapped
Right back-moving spring is included, the right back-moving spring is connected between the right shell fragment and the 4th movable valve plug.
5. radial plunger type automobile four-wheel drive system according to claim 1, it is characterised in that：The adjustable differential mechanism is also wrapped
Shift fork seat is included, the shift fork seat is fixed on the housing, and the shift fork is slidably connected with shift fork seat.
6. radial plunger type automobile four-wheel drive system according to claim 5, it is characterised in that：The reduction assemblies include row
Star decelerator, the steering wheel shaft is connected by the planetary reduction gear with the main pendulum connecting rod.
7. radial plunger type automobile four-wheel drive system according to claim 1, it is characterised in that：It is right successively that the housing includes
Left end cap, left shell, middle casing, right shell body and the right end cap connect.
8. radial plunger type automobile four-wheel drive system according to claim 1, it is characterised in that：First adjusting rod and institute
The second adjusting rod is stated to be connected with the housing by sealed screw.
9. radial plunger type automobile four-wheel drive system according to claim 6, it is characterised in that：The differential distributor is also wrapped
Shell is included, the main pendulum connecting rod, the first differential connecting rod, the left expansion link and the right expansion link are located at the shell
Interior, the cable wire passes the shell, and the cable wire passes the position of the shell provided with sheath.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510816318.1A CN105480086B (en) | 2015-11-20 | 2015-11-20 | A kind of radial plunger type automobile four-wheel drive system |
| PCT/CN2016/100074 WO2017084433A1 (en) | 2015-11-20 | 2016-09-26 | Radial-plunger type four-wheel drive system for use in automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510816318.1A CN105480086B (en) | 2015-11-20 | 2015-11-20 | A kind of radial plunger type automobile four-wheel drive system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105480086A CN105480086A (en) | 2016-04-13 |
| CN105480086B true CN105480086B (en) | 2017-10-10 |
Family
ID=55667496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510816318.1A Expired - Fee Related CN105480086B (en) | 2015-11-20 | 2015-11-20 | A kind of radial plunger type automobile four-wheel drive system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105480086B (en) |
| WO (1) | WO2017084433A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105480086B (en) * | 2015-11-20 | 2017-10-10 | 王亮 | A kind of radial plunger type automobile four-wheel drive system |
| CN114110122B (en) * | 2021-11-11 | 2023-09-19 | 精进电动科技股份有限公司 | Differential system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006056512A (en) * | 2005-10-28 | 2006-03-02 | Hitachi Ltd | Vehicular right and left driving force distributing device |
| JP2007154966A (en) * | 2005-12-02 | 2007-06-21 | Toyota Motor Corp | Vehicular driving force distribution device |
| CN101235888A (en) * | 2008-02-26 | 2008-08-06 | 江苏华大离心机制造有限公司 | Hydraulic speed differientiator flow distribution device |
| CN101517275A (en) * | 2006-09-26 | 2009-08-26 | 腓特烈斯港齿轮工厂股份公司 | Device for optimizing the feed function of the ring gear of a differential with regard to maximum volume flow rate |
| CN101550999A (en) * | 2008-04-01 | 2009-10-07 | 张敏 | Hydraulic stepless speed-change driver |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3029710B2 (en) * | 1991-08-09 | 2000-04-04 | 株式会社フジユニバンス | Hydraulic power transmission |
| GB9221817D0 (en) * | 1992-10-16 | 1992-12-02 | Automotive Products Plc | A differential mechanism |
| DE4444027C2 (en) * | 1994-12-10 | 1997-02-27 | Gkn Viscodrive Gmbh | Axle gear for torque distribution |
| CN2370223Y (en) * | 1999-04-22 | 2000-03-22 | 唐苏明 | Piston type differential limiter |
| US6591714B2 (en) * | 2001-07-18 | 2003-07-15 | Visteon Global Technologies, Inc. | Coupling device |
| CN103042915B (en) * | 2012-12-27 | 2016-04-06 | 三一重型装备有限公司 | Hydraulic differential mechanism and vehicle |
| CN105480086B (en) * | 2015-11-20 | 2017-10-10 | 王亮 | A kind of radial plunger type automobile four-wheel drive system |
-
2015
- 2015-11-20 CN CN201510816318.1A patent/CN105480086B/en not_active Expired - Fee Related
-
2016
- 2016-09-26 WO PCT/CN2016/100074 patent/WO2017084433A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006056512A (en) * | 2005-10-28 | 2006-03-02 | Hitachi Ltd | Vehicular right and left driving force distributing device |
| JP2007154966A (en) * | 2005-12-02 | 2007-06-21 | Toyota Motor Corp | Vehicular driving force distribution device |
| CN101517275A (en) * | 2006-09-26 | 2009-08-26 | 腓特烈斯港齿轮工厂股份公司 | Device for optimizing the feed function of the ring gear of a differential with regard to maximum volume flow rate |
| CN101235888A (en) * | 2008-02-26 | 2008-08-06 | 江苏华大离心机制造有限公司 | Hydraulic speed differientiator flow distribution device |
| CN101550999A (en) * | 2008-04-01 | 2009-10-07 | 张敏 | Hydraulic stepless speed-change driver |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017084433A1 (en) | 2017-05-26 |
| CN105480086A (en) | 2016-04-13 |
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