CN110435410A - A kind of wheel hub drive - Google Patents
A kind of wheel hub drive Download PDFInfo
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- CN110435410A CN110435410A CN201910885076.XA CN201910885076A CN110435410A CN 110435410 A CN110435410 A CN 110435410A CN 201910885076 A CN201910885076 A CN 201910885076A CN 110435410 A CN110435410 A CN 110435410A
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- wheel hub
- ring
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- 238000007789 sealing Methods 0.000 claims abstract description 10
- 238000003825 pressing Methods 0.000 claims description 11
- 238000004080 punching Methods 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims 2
- 230000002035 prolonged effect Effects 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B30/00—Means for holding wheels or parts thereof
- B60B30/06—Means for holding wheels or parts thereof engaging the wheel body, e.g. the rim
-
- 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
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Pulleys (AREA)
Abstract
The present invention relates to a kind of wheel hub drives, belong to engineering machinery transmission technical field.The device includes being mounted on the motor that rotation axis is determined on the outside of wheel carrier, and the interior output end of the motor is sequentially connected by geared system with the torque tube for being supported in wheel carrier；The torque tube is connected with the wheel hub inner end being sleeved on outside motor, and the outer end of the motor is connect by brake apparatus with wheel carrier, and is connected composition outer sealing device with the outer end of wheel hub；Wherein the both ends of the wheel hub are set be connected interior wheel rim outer end and outer rim inner end.Compared with prior art, wheel hub of the invention is independently fastenedly connected with inside and outside wheel rim, significantly reduce the slip risk of intermediate friction face torsion pass, and stress when each bolt clamping is fastenedly connected only has original half, force-bearing situation is more preferably, furthermore reduce hub adapter, structure is simpler.
Description
Technical field
The present invention relates to a kind of wheel hub drives, and especially one is the wheel hub drives of haul truck, together
When be related to braking and motor and its connection type with vehicle, belong to engineering machinery transmission technical field.
Background technique
Haul truck wheel hub drive is mounted on the inside of vehicle tyre, before driving vehicle by reduction of speed torque increase
Row.Such as on mechanical dumper truck, wheel hub drive is in the least significant end of transmission chain, and typical drive path is
Power from engine passes through gearbox, then passes through main reducing gear to wheel hub drive.And on electric power wheel self-discharging vehicle truck,
Its typical drive path, which is the power from engine, switchs to electric energy by generator, using frequency control, gives motor
Driving force is provided, wheel hub drive is driven.While providing vehicle power, wheel hub drive subjects the weight of vehicle
Load.
The structure of existing wheel hub drive is as shown in Figure 1, the inner end of motor 2 by geared system 3 and is supported in wheel carrier 4
Torque tube 6 be sequentially connected, torque tube 6 with by interior outer bearing 7,10 be mounted in electric machine casing outside 9 inner end of wheel hub connect, motor
2 outer end passes through brake apparatus 1 and outer end of wheel hub 9 etc. and is connected composition outer seal configuration；The outer circle both ends of wheel hub 9 are set with
With 12 inner end of 5 outer end of interior wheel rim and outer rim that wedge shape closes up, the outer circle inner end of wheel hub 9 has and interior 5 outer end of wheel rim wedge shape
Close up the wedge-shaped seam allowance to match, and the outer circle outer end of wheel hub 9 is equipped with the wedge shape pressure ring 11 for matching of closing up with 12 inner end wedge shape of outer rim,
The outer end of wedge shape pressure ring 11, which is equipped with, is pressed against 9 end face of wheel hub and then the wedge shape by 9 outer circle both ends and inside and outside wheel rim of wheel hub
Structure and the spacer ring 8 being clamped between inside and outside wheel rim are allowed to mutually be connected.The advantages of this prior art is wheel hub and two
Side wheel rim is disposably fastened by spacer ring and pressing ring by side fastener, and tight by tapered ramp contract between each other, because
This fixing mechanism is simple and compact, and radial bearing capacity is strong.It is more but it was verified that with the continuous improvement of dumper vehicle tonnage
A binding face is easy to have skidded phenomenon after a period of operation by the structure of frictional force transmitting torque, leads to failure.
Retrieval discovery is disclosed a kind of for non-by No. 201280012998.6 Chinese patents that PCT enters China
The highway wheel assembly used on delivery vehicle, comprising: extend to the big of second end from first end along axial direction around internal capacity
Body cylindrical bosses [22]；Hub adapter [72] in the second end fixed to the wheel hub, the hub adapter include
Periphery shoulder [102], the periphery shoulder [102] have axially towards the side for extending to the first end from the second end
To first shoulder surface [104]；The described outer of the hub adapter [72] is installed at the first shoulder surface [104]
The first wheel rim [12a12b] on all shoulders；General cylindrical wheel carrier [18] limits wheel axis, and along the wheel axis
Hub end is extended to from mounting flange [26]；And around the wheel carrier [18] and install and the substantially cylinder coaxial with the wheel carrier
Shape torque tube [20], the torque tube [20] extend to institute from the ring gear near the mounting flange of the wheel carrier [18]
State the hub flange [38] near the hub end of wheel carrier；Wherein, the first end of the wheel hub [22] is bolted to the torque
On the hub flange [38] for managing [20], and the setting of the second end of the wheel hub [22] is in the hub of the wheel carrier [18]
End side (being the Part No. of patent document mark in []).The wheel hub of the technical solution passes through the wheel rim of bolt and two sides respectively
Connection, therefore overcome and rely primarily on the defect that binding face frictional force transmitting torque easily skids, but need to add hub adapter, it ties
Structure is complex, and substantially still transmits mainly by the frictional force for clamping generation, less reliable.
Summary of the invention
It is an object of the invention to: in view of the above-mentioned drawbacks of the prior art, propose it is a kind of not only it is possible to prevente effectively from
Slipping phenomenon, and the simple wheel hub drive of structure.
Analysis is it is found that the basic reason that the above-mentioned prior art has skidded phenomenon is due to wheel hub 9 and interior wheel rim 5, foreign steamer
Clamping between rim 12, which is connected, is completely dependent on the fastener of wedge shape pressure ring 11, thus the wedge-shaped seam allowance of wheel hub 9, wedge shape pressure ring 11 and
The direct shadow of the accuracy of manufacture of 11 axial length S of interior wheel rim 5, the inclination angle accuracy of manufacture of 12 corresponding position of outer rim and wedge shape pressure ring
It rings and clamps the active force that is connected, the Complex Dimensional Chain Analyses relationship constituted between each other is very harsh to the distribution of manufacturing tolerance, theoretical
The accuracy of manufacture of upper requirement is practical to be difficult to reach.
In order to achieve the above object, the basic technical scheme of wheel hub drive of the present invention: including being mounted on the outside of wheel carrier
Determine that the motor of rotation axis, the interior output end of the motor are connected by geared system with the torque tube transmission for being supported in wheel carrier
It connects；The torque tube is connected with the wheel hub inner end being sleeved on outside motor, and the outer end of the motor is connected by brake apparatus and wheel carrier
It connects, and is connected with the outer end of wheel hub and constitutes sealing device；Its improvement, which is that the both ends of the wheel hub are set with, to be connected outside interior wheel rim
End and outer rim inner end.
The specific technical solution of the present invention first is that: the outer end of the interior wheel rim have wedge shape close up, the wheel hub it is interior
The wedge-shaped seam allowance having with wedge-shaped matching of closing up is held, the wedge shape seam allowance, which passes through with pressure holding in the pressing ring of interior wheel rim outer end face, to be installed
Bolt shape in pairs wedge shape close up clamping fastener structure；The inner end of the outer rim, which is nearby extended towards rotation axis, to be sticked on
Wheel hub has the tape punching inner baffle ring of threaded hole outer end face, and the threaded hole that the perforation that fastener passes through inner baffle ring is screwed into wheel hub is formed
Press fastening structure.
The specific technical solution of the present invention second is that: the near outer ends of the interior wheel rim extend tape punching towards rotation axis
Interior retaining wall, the inner end of the wheel hub has flange flange, and the outer end face of the flange flange is bonded with the inner face of interior retaining wall,
Fastening structure is formed by the fastener installed；The inner end of the outer rim, which is nearby extended towards rotation axis, sticks on wheel hub tool
There is the tape punching inner shield ring of threaded hole outer end face, the threaded hole that the perforation that fastener passes through inner shield ring is screwed into wheel hub outer end face is formed
Press fastening structure.
Further, the radially outwardly extending edge in inner end that there is the wheel hub side to form wedge-shaped seam allowance, the inner end are radially outwardly extending
Edge and the opposite end face of pressing ring are respectively provided with edge ring concave and convex ring mated with one another.
Further, the outer end radially outer edge that the inner baffle ring sticks on wheel hub has the outer end face of threaded hole.
The specific technical solution of the present invention third is that: the outer end of the interior wheel rim have wedge shape close up, the wheel hub it is interior
Hold the wedge-shaped seam allowance to match with wedge shape closing in that there is radially outwardly extending edge side to be formed;There is wedge shape to receive for the inner end of the outer rim
Mouthful, the outer end of the wheel hub is equipped with bevel edge wedge ring, and the bevel edge wedge ring has the wedge shape for matching of closing up with outer rim inner end wedge shape
Inclined-plane；The outer end of the bevel edge wedge ring, which has, pushes down the undergauge of wheel hub outer end, and insertion wheel hub and outer is extended in its bevel edge inner end
The radially spaced wedge plug of wheel rim；The tapered ramp of the wedge-shaped seam allowance of the wheel hub inner end and its outer bevel edge wedge ring respectively with pressure holding
The clamping fastener structure to close up to two sides wedge shape is formed in the left clamping ring of interior wheel rim outer end face and right clamping ring.
Further, the through-hole of the bevel edge wedge ring is equipped with and is screwed into the radially outwardly extending edge after right clamping ring and left clamping ring
Step-like clamping screw, the path section and major diameter section of the clamping screw have the reversed spiral shell for screwing left nut and right nut respectively
Line, and its outer end is equipped with lock nut；The non-circular gabarit of the left nut and right nut is corresponding with left clamping ring and right clamping ring respectively
The counterbore of position, which matches, constitutes prismatic pair.
Above technical scheme is compared with the prior art, wheel hub is independently fastenedly connected with inside and outside wheel rim, therefore significant drop
The low slip risk of intermediate friction face torsion pass, and the stress when clamping of each bolt is fastenedly connected only has original half,
Force-bearing situation is more preferably；In addition, hub adapter is eliminated compared with the technical solution disclosed in the Chinese patent 201280012998.6,
Structure is simpler.
Detailed description of the invention
The present invention is described in further detail for the embodiment provided below in conjunction with attached drawing.
Fig. 1 is the structural schematic diagram of the prior art.
Fig. 2 is the structural schematic diagram of the embodiment of the present invention one.
Fig. 3 is the structural schematic diagram of the embodiment of the present invention two.
Fig. 4 is the structural schematic diagram of the embodiment of the present invention three.
Fig. 5-1 is a kind of wheel hub schematic perspective view that Fig. 2 embodiment uses.
Fig. 5-2 is the cross-sectional view of Fig. 5-1.
Fig. 5-3 is the schematic perspective view at another visual angle Fig. 5-1.
Fig. 6-1 is another wheel hub schematic perspective view that Fig. 2 embodiment uses.
Fig. 6-2 is the cross-sectional view of Fig. 6-1.
Fig. 6-3 is the schematic perspective view at another visual angle Fig. 6-1.
Fig. 7-1 is a kind of wheel hub schematic perspective view that Fig. 3 embodiment uses.
Fig. 7-2 is the cross-sectional view of Fig. 7-1.
Fig. 7-3 is the schematic perspective view at another visual angle Fig. 7-1.
Fig. 8-1 is another wheel hub schematic perspective view that Fig. 3 embodiment uses.
Fig. 8-2 is the cross-sectional view of Fig. 8-1.
Fig. 8-3 is the schematic perspective view at another visual angle Fig. 8-1.
Specific embodiment
Embodiment one
The wheel hub drive of the present embodiment is as shown in Fig. 2, the fixation of wheel carrier 4 on the car body, installs traction electric machine 2 on the outside
Rotation axis is determined, the interior output end of the motor 2 is connected by geared system 3 with the transmission of torque tube 6 being supported in wheel carrier 4
It connects, therefore the high torque that traction electric machine 2 exports can be by passing to torque tube 6 after 3 reduction of speed torque increase of geared system.Torque tube
The flange of 6 outer ends is connected with by wheel hub 9 inner end of the interior outer bearing 7,10 outside electric machine casing by fastener, motor 2
Outer end connect with wheel carrier 4 by brake apparatus 1, and be connected composition outer sealing device with the outer end of wheel hub 9, brake apparatus 1 by
Brake clamp and brake disc are constituted, and wherein brake clamp is connected with wheel carrier 4, and the outer end of brake disc and motor 2 is connected.These bases
This structure is similar with the prior art, is not unfolded to describe.
The both ends of wheel hub 9 are set with the outer end of wheel rim 5 and the inner end of outer rim 12 in fixed.Specifically, interior wheel rim 5
Outer end has a wedge-shaped closing in 5-1, what what the inner end of wheel hub 9 had that the side radially outwardly extending edge 9-3 formed matched with wedge-shaped closing in 5-1
The pressing ring 8 ' of wedge-shaped seam allowance 9-1, the wedge shape seam allowance 9-1 with pressure holding in interior 5 outer end face of wheel rim passes through the pairs of wedge of bolt shape installed
The clamping fastener structure of shape closing in 5-1, and radially outwardly extending edge 9-3 and the opposite end face of pressing ring 8 ' be respectively provided with it is mated with one another
Edge ring recessed 9-2 and bulge loop 5-2, to be able to guarantee inside and outside pressing ring 8 ' reliable pressure holding respectively in wheel hub 9 and interior wheel rim
5。
Tape punching inner baffle ring 12-1 is nearby extended towards rotation axis in the inner end of outer rim 12, and inner baffle ring 12-1 is sticked on
9 outer end radially outer edge 9-4 of wheel hub has the outer end face of threaded hole, and bolt is screwed into the spiral shell of wheel hub 9 across the perforation of inner baffle ring 12-1
Pit forms pressure holding fastening structure.
Wheel hub specific structure in the present embodiment just like shown in Fig. 5-1,5-2,5-3, the both ends of wheel hub cylinder 9-6 are respectively
Radially outwardly extending edge 9-3 and radially outer edge 9-4；The side of radially outwardly extending edge 9-3 forms the wedge-shaped seam allowance to match with wedge shape closing in 5-1
9-1, the clamping ring 9-7 of the axially extending undergauge out in the other side；The connection ring 9-9 of the axially extending undergauge out of radially outer edge 9-4；It is radial
The end face periphery of extension edge 9-3 is used to be formed by installing bolt and pressing ring 8 ' to wedge-shaped closing in 5-1 clamping fastener uniformly at intervals
The perforation of structure, the threaded hole that the end face periphery of clamping ring 9-7 is connected with torque tube 6 uniformly at intervals；The end of radially outer edge 9-4
The end face periphery of the threaded hole that face periphery is connected with inner baffle ring 12-1 uniformly at intervals, connection ring 9-9 is evenly distributed with and outer sealing device
Connected threaded hole.Wheel hub cylinder 9-6 outer round surface is circumferentially-spaced uniformly to connect adding for radially outwardly extending edge 9-3 and radially outer edge 9-4
Strengthening tendons 9-5, to realize the lightweight of wheel hub.
Wheel hub another kind light-weight design in the present embodiment is set as shown in Fig. 6-1,6-2,6-3 with Fig. 5-1,5-2,5-3
Unlike meter, the circumferentially-spaced reinforcement for uniformly connecting radially outwardly extending edge 9-3 and radially outer edge 9-4 except wheel hub cylinder 9-6 outer circle
Arc 9-5 '.
When assembly, first by 5 sets of the interior wheel rim inner ends to wheel hub 9, opposite tapered ramp is made to be bonded positioning, then be inserted in pressing ring
8 ', make reliable respectively inside and outside pressing ring 8 ' press in wheel hub 9 and interior wheel rim 5 with fastener；Then outer rim 12 is set with
It reclines to inner baffle ring 12-1 and the outer end of wheel hub 9, then the threaded hole that fastener is screwed into wheel hub 9 is formed into the pressure holding to outer rim 12
Fastening.The step of disassembly, is on the contrary, very convenient.
Wheel hub and inside and outside wheel rim are independently fastenedly connected by the present embodiment, wherein completely logical between wheel hub and outer rim
Fastener connection is crossed, it is tight by tapered ramp contract between wheel hub and interior wheel rim, therefore both significantly reduced the skidding of friction torsion pass
Risk maintains the strong advantage of radial bearing capacity substantially again；And it is not necessarily to hub adapter, structure is simple and direct, manufacture and assembly technology
Simply.
Embodiment two
The wheel hub drive of the present embodiment is a difference in that interior wheel rim 5 as shown in figure 3, basic structure is the same as example 1
Near outer ends extend the interior retaining wall 5-2 of tape punching towards rotation axis, the inner end of wheel hub 9 has flange flange 9-2 ', flange
The outer end face of flange 9-2 ' is bonded with the inner face of interior retaining wall 5-2, forms fastening structure by the bolt, the nut that install.Foreign steamer
The inner end of rim 12, which is nearby extended towards rotation axis, sticks on the tape punching inner shield ring 12-2 that wheel hub 9 has threaded hole outer end face,
Bolt is screwed into the threaded hole shape on 9 outer end face periphery of wheel hub also cross the perforation of inner shield ring 12-2 and the perforation of outer sealing device
At pressure holding fastening structure, and the fixing mechanism with outer sealing device.
Wheel hub specific structure in the present embodiment just like shown in Fig. 7-1,7-2,7-3, the both ends of wheel hub cylinder 9-6 are respectively
Radially outwardly extending edge 9-3 and radially outer edge 9-4；There is periphery be used for uniformly at intervals by installing spiral shell for the end face of radially outwardly extending edge 9-3
Bolt is bonded the perforation to form fixing mechanism, and the screw thread being connected uniformly at intervals with torque tube 6 with inner circumferential with interior retaining wall 5-2
Hole；The spiral shell that there is the outer end face of radially outer edge 9-4 periphery to be used to fasten inner shield ring 12-2 and outer sealing device uniformly at intervals simultaneously
Pit.The circumferentially-spaced reinforcing rib 9-5 for uniformly connecting radially outwardly extending edge 9-3 and radially outer edge 9-4 of wheel hub cylinder 9-6 outer round surface,
To realize the lightweight of wheel hub.
Wheel hub another kind light-weight design in the present embodiment is set as shown in Fig. 8-1,8-2,8-3 with Fig. 7-1,7-2,7-3
Unlike meter, the circumferentially-spaced reinforcement for uniformly connecting radially outwardly extending edge 9-3 and radially outer edge 9-4 except wheel hub cylinder 9-6 outer circle
Arc 9-5 '.
When assembly, first 5 sets of interior wheel rim are bonded to interior retaining wall 5-2 with the flange flange 9-2 ' of 9 inner end of wheel hub, then by tight
Firmware makes the two be fixedly connected to form fastening structure；Then the outer end that 12 sets of outer rim are filled to inner shield ring 12-2 and wheel hub 9 is pasted
It leans on, then the threaded hole that fastener is screwed into wheel hub 9 is formed into the fastening of the pressure holding to outer rim 12.The step of disassembly, is opposite.
In this way, the both ends for equally realizing wheel hub are set with the be connected interior outer end of wheel rim and the inner end of outer rim.Its is excellent
Point is to be connected completely by fastener between wheel hub and inside and outside wheel rim, therefore can completely avoid the slipping phenomenon of friction torsion pass,
And the stress that each bolt clamps when being fastenedly connected only has original half, force-bearing situation is more preferably；Equally it is not necessarily to hub adapter, knot
Structure is simple and direct, and manufacture and assembly technology are simple.
Embodiment three
The wheel hub drive of the present embodiment is as shown in figure 4, basic structure is the same as example 1, and the outer end of its interior wheel rim 5
With wedge-shaped closing in 5-1, there is the formation of the side radially outwardly extending edge 9-3 to stop with the wedge shape closing in 5-1 wedge shape to match for the inner end of wheel hub 9
Mouth 9-1, the inner end of outer rim 12 have wedge-shaped closing in 12-1, and the outer end of wheel hub 9 is equipped with bevel edge wedge ring 11 ', the bevel edge wedge ring
11 ' have the tapered ramp to match with 12 inner end wedge shape closing in 12-1 of outer rim；It is significantly a difference in that: bevel edge wedge ring 11 '
Outer end have and push down the undergauge seam allowance 11-2 of 9 outer end of wheel hub, and insertion wheel hub 9 and 12 diameter of outer rim are extended in its bevel edge inner end
To the wedge plug 11-1 at interval.The tapered ramp of the wedge-shaped seam allowance 9-1 of 9 inner end of wheel hub and its outer bevel edge wedge ring 11 ' respectively with pressure
It holds and forms the clamping fastener structure to wedge-shaped closing in 5-1 and 12-1 in the left clamping ring 8z and right clamping ring 8y of interior 5 outer end face of wheel rim.
Specifically, the circumferential direction of bevel edge wedge ring 11 ' is evenly distributed with through-hole equipped with being screwed into wheel after right clamping ring 8y and left clamping ring 8z
The step-like clamping screw 13 of the radially outwardly extending edge 9-3 of hub 9, the path section and major diameter section of the clamping screw 13 have screws a left side respectively
The reverse thread of nut 13z and right nut 13y, outer end are equipped with lock nut 14；Left nut 13z's and right nut 13y is non-circular outer
Wide (such as hexagon etc.) matches with the counterbore of left clamping ring 8z and right clamping ring 8y corresponding position respectively constitutes prismatic pair.
When assembly, first by 5 sets of the interior wheel rim inner ends to wheel hub 9, so that opposite tapered ramp is bonded positioning, be then inserted in a left side
Clamping ring 8z, then the clamping screw 13 with left nut 13z and right nut 13y is tentatively in place together with right clamping ring 8y, it is set with later
Outer rim 12 and bevel edge wedge ring 11 ' can start the recessed diameter for being screwed into wheel hub 9 of interior hexagonal by 13 outer end of clamping screw
To extension edge 9-3, at this time left nut 13z and right nut 13y under the action of reverse thread prismatic pair will simultaneously respectively inwardly and
It is by the clamping of wedge-shaped seam allowance 9-1 and left clamping ring 8z that interior wheel rim 5 is fixed first towards outer displacement, and then lock nut 14 is tightened,
While the clamping by right clamping ring 8y and bevel edge wedge ring 11 ' is fixed by outer rim 12, make the screw thread pair on clamping screw 13
Mutually and tightly lock.The step of disassembly, is opposite.
In this way, the both ends for also achieving wheel hub are set with the be connected interior outer end of wheel rim and the inner end of outer rim.Its advantage
It is that inside and outside wheel rim is symmetrically general, easily manufactured, only need to be packed into clamping screw from one end when assembly can distinguish by bidirectional helical
By tapered ramp contract bearing up pulley rim, clamping ring can guarantee enough anti-skidding chucking powers, radial without harsh axial required precision
Bearing capacity is strong, and two reversed screw thread pairs have the function of balancing interior outer rim chucking power, close whole device stress equalization
Reason.
In addition to the implementation, the present invention can also have other embodiments.It is all to use equivalent substitution or equivalent transformation shape
At technical solution, be all fallen within the protection domain of application claims.
Claims (13)
1. a kind of wheel hub drive determines the motor (2) of rotation axis including being mounted on the outside of wheel carrier (4), the motor
Interior output end is sequentially connected by geared system (3) with the torque tube (6) for being supported in wheel carrier；The torque tube and it is sleeved on motor
Outer wheel hub (9) inner end is connected, and the outer end of the motor is connect by brake apparatus (1) with wheel carrier (4), and the outer end with wheel hub
Linking composition outer sealing device；It is characterized by: the both ends of the wheel hub are set be connected interior wheel rim (5) outer end and outer rim
(12) inner end.
2. wheel hub drive according to claim 1, it is characterised in that: there is wedge shape to receive for the outer end of the interior wheel rim
Mouthful, the inner end of the wheel hub has the wedge-shaped seam allowance for matching of closing up with wedge shape, and the wedge shape seam allowance and pressure holding are in interior wheel rim outer end
The pressing ring in face passes through the bolt shape clamping fastener structure that wedge shape closes up in pairs installed；The inner end of the outer rim is nearby towards rotation
Axis, which extends, sticks on the tape punching inner baffle ring that wheel hub has threaded hole outer end face, and the perforation that fastener passes through inner baffle ring is screwed into
The threaded hole of wheel hub forms pressure holding fastening structure.
3. wheel hub drive according to claim 2, it is characterised in that: there is the wheel hub side to form wedge-shaped seam allowance
The radially outwardly extending edge in inner end, it is recessed that the radially outwardly extending edge in the inner end and the opposite end face of pressing ring are respectively provided with edge ring mated with one another
And bulge loop.
4. wheel hub drive according to claim 3, it is characterised in that: the inner baffle ring sticks on the outer end diameter of wheel hub
There is the outer end face of threaded hole to outer rim.
5. wheel hub drive according to claim 4, it is characterised in that: the wheel hub cylinder both ends of the wheel hub are respectively diameter
To extension edge and radially outer edge；The clamping ring of the axially extending undergauge out in side of the radially outwardly extending edge far from wedge-shaped seam allowance；Institute
State the connection ring of the axially extending undergauge out of radially outer edge；The end face periphery of the radially outwardly extending edge is used to form uniformly at intervals to wedge
The perforation of shape closing in clamping fastener structure, the threaded hole that the end face periphery of the clamping ring is connected with torque tube uniformly at intervals；
The end face periphery of the threaded hole that the end face periphery of the radially outer edge is connected with inner baffle ring uniformly at intervals, the connection ring is uniformly distributed
The threaded hole being connected with outer sealing device.
6. wheel hub drive according to claim 5, it is characterised in that: the wheel hub cylinder outer round surface is circumferentially-spaced
Cloth connects the reinforcing rib of radially outwardly extending edge and radially outer edge.
7. wheel hub drive according to claim 5, it is characterised in that: circumferentially-spaced equal except the wheel hub cylinder outer circle
Cloth connects the reinforcement arc of radially outwardly extending edge and radially outer edge.
8. wheel hub drive according to claim 1, it is characterised in that: the near outer ends of the interior wheel rim are towards rotary shaft
Line extends the interior retaining wall of tape punching, and the inner end of the wheel hub has flange flange, the outer end face and interior gear of the flange flange
The inner face of wall is bonded, and forms fastening structure by the fastener installed；Nearby prolong towards rotation axis the inner end of the outer rim
It stretches out and sticks on the tape punching inner shield ring that wheel hub has threaded hole outer end face, the perforation that fastener passes through inner shield ring is screwed into outside wheel hub
The threaded hole of end face forms pressure holding fastening structure.
9. wheel hub drive according to claim 8, it is characterised in that: the both ends of the wheel hub cylinder of the wheel hub are respectively
Radially outwardly extending edge and radially outer edge；The end face of the radially outwardly extending edge have periphery be used for uniformly at intervals by install bolt with it is interior
Retaining wall is bonded the perforation to form fixing mechanism, and the threaded hole being connected uniformly at intervals with torque tube with inner circumferential；The radial direction
The threaded hole that there is the outer end face of outer rim periphery to be used to fasten inner shield ring and outer sealing device uniformly at intervals simultaneously.
10. wheel hub drive according to claim 9, it is characterised in that: the wheel hub cylinder outer round surface is circumferentially-spaced
Uniformly connect the reinforcing rib of radially outwardly extending edge and radially outer edge.
11. wheel hub drive according to claim 9, it is characterised in that: circumferentially-spaced except the wheel hub cylinder outer circle
Uniformly connect the reinforcement arc of radially outwardly extending edge and radially outer edge.
12. wheel hub drive according to claim 1, it is characterised in that: there is wedge shape to receive for the outer end of the interior wheel rim
Mouthful, the inner end of the wheel hub has the wedge-shaped seam allowance to match with wedge shape closing in that radially outwardly extending edge side is formed;The outer rim
Inner end there is wedge shape to close up, the outer end of the wheel hub is equipped with bevel edge wedge ring, and the bevel edge wedge ring has and outer rim inner end wedge
The tapered ramp that shape closing in matches；The outer end of the bevel edge wedge ring has the undergauge for pushing down wheel hub outer end, and its bevel edge inner end is prolonged
Stretch out insertion wheel hub and the radially spaced wedge plug of outer rim；The wedge of the wedge-shaped seam allowance of the wheel hub inner end and its outer bevel edge wedge ring
Shape inclined-plane forms the clamping fastener knot to close up to two sides wedge shape in the left clamping ring of interior wheel rim outer end face and right clamping ring with pressure holding respectively
Structure.
13. wheel hub drive according to claim 12, it is characterised in that: the through-hole of the bevel edge wedge ring be equipped with across
The step-like clamping screw of the radially outwardly extending edge, the path section and major diameter of the clamping screw are screwed into after right clamping ring and left clamping ring
Section has the reverse thread for screwing left nut and right nut respectively, and its outer end is equipped with lock nut；The left nut and right spiral shell
Female non-circular gabarit matches with the counterbore of left clamping ring and right clamping ring corresponding position respectively constitutes prismatic pair.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910885076.XA CN110435410A (en) | 2019-09-19 | 2019-09-19 | A kind of wheel hub drive |
| CA3150635A CA3150635A1 (en) | 2019-09-09 | 2020-07-17 | Wheel drive system |
| AU2020347229A AU2020347229B2 (en) | 2019-09-09 | 2020-07-17 | Wheel drive system |
| PCT/CN2020/102789 WO2021047290A1 (en) | 2019-09-09 | 2020-07-17 | Wheel drive system |
| CL2023003897A CL2023003897A1 (en) | 2019-09-09 | 2023-12-26 | Wheel drive system |
| AU2024202135A AU2024202135A1 (en) | 2019-09-09 | 2024-04-03 | Wheel drive system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910885076.XA CN110435410A (en) | 2019-09-19 | 2019-09-19 | A kind of wheel hub drive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110435410A true CN110435410A (en) | 2019-11-12 |
Family
ID=68440427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910885076.XA Pending CN110435410A (en) | 2019-09-09 | 2019-09-19 | A kind of wheel hub drive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110435410A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021047290A1 (en) * | 2019-09-09 | 2021-03-18 | 中车戚墅堰机车车辆工艺研究所有限公司 | Wheel drive system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU4522389A (en) * | 1988-11-15 | 1990-06-12 | Kabushiki Kaisha Komatsu Seisakusho | Tire fitting apparatus |
| CN1418155A (en) * | 2001-01-18 | 2003-05-14 | 鲁比·麦克尼尔 | Double-wheel assembly |
| CN202174894U (en) * | 2011-07-21 | 2012-03-28 | 徐工集团工程机械股份有限公司江苏徐州工程机械研究院 | Rear axle hub for electric-wheeled dumper |
| US20120217788A1 (en) * | 2011-02-25 | 2012-08-30 | Vallejo Carlos A | Wheel frame, assembly and method |
| CN103287209A (en) * | 2012-02-24 | 2013-09-11 | 通用电气公司 | Sealing body, sealing equipment and sealing method |
| CN103402787A (en) * | 2011-03-12 | 2013-11-20 | 通用电气公司 | Wheel rim assembly and method |
| CN210437004U (en) * | 2019-09-19 | 2020-05-01 | 中车戚墅堰机车车辆工艺研究所有限公司 | Wheel rim driving device |
| CN210436907U (en) * | 2019-09-19 | 2020-05-01 | 中车戚墅堰机车车辆工艺研究所有限公司 | Wheel-side driving hub |
-
2019
- 2019-09-19 CN CN201910885076.XA patent/CN110435410A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU4522389A (en) * | 1988-11-15 | 1990-06-12 | Kabushiki Kaisha Komatsu Seisakusho | Tire fitting apparatus |
| CN1418155A (en) * | 2001-01-18 | 2003-05-14 | 鲁比·麦克尼尔 | Double-wheel assembly |
| US20120217788A1 (en) * | 2011-02-25 | 2012-08-30 | Vallejo Carlos A | Wheel frame, assembly and method |
| CN103402787A (en) * | 2011-03-12 | 2013-11-20 | 通用电气公司 | Wheel rim assembly and method |
| CN202174894U (en) * | 2011-07-21 | 2012-03-28 | 徐工集团工程机械股份有限公司江苏徐州工程机械研究院 | Rear axle hub for electric-wheeled dumper |
| CN103287209A (en) * | 2012-02-24 | 2013-09-11 | 通用电气公司 | Sealing body, sealing equipment and sealing method |
| CN210437004U (en) * | 2019-09-19 | 2020-05-01 | 中车戚墅堰机车车辆工艺研究所有限公司 | Wheel rim driving device |
| CN210436907U (en) * | 2019-09-19 | 2020-05-01 | 中车戚墅堰机车车辆工艺研究所有限公司 | Wheel-side driving hub |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021047290A1 (en) * | 2019-09-09 | 2021-03-18 | 中车戚墅堰机车车辆工艺研究所有限公司 | Wheel drive system |
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Country or region after: China Address after: 213011 258 Wuyi Road, Changzhou, Jiangsu Applicant after: CRRC Qishuyan Locomotive and Rolling Stock Technology Research Institute Co.,Ltd. Address before: 213011 258 Wuyi Road, Changzhou, Jiangsu Applicant before: CRRC QISHUYAN INSTITUTE Co.,Ltd. Country or region before: China |