CN102689585B - Driving yoke - Google Patents
Driving yoke Download PDFInfo
- Publication number
- CN102689585B CN102689585B CN201110071950.XA CN201110071950A CN102689585B CN 102689585 B CN102689585 B CN 102689585B CN 201110071950 A CN201110071950 A CN 201110071950A CN 102689585 B CN102689585 B CN 102689585B
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- CN
- China
- Prior art keywords
- yoke
- driving wheel
- bearing seat
- actuating unit
- poppet
- Prior art date
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 6
- 230000009467 reduction Effects 0.000 claims description 6
- GQWNECFJGBQMBO-UHFFFAOYSA-N Molindone hydrochloride Chemical compound Cl.O=C1C=2C(CC)=C(C)NC=2CCC1CN1CCOCC1 GQWNECFJGBQMBO-UHFFFAOYSA-N 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 230000000087 stabilizing effect Effects 0.000 abstract 1
- 230000007547 defect Effects 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000004323 axial length Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
Landscapes
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Retarders (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention provides a driving wheel yoke which comprises a rigid wheel axle and a power mechanism arranged in the rigid wheel axle, wherein a power output shaft is arranged at the front end of the power mechanism; the driving wheel yoke further comprises a fixing device for the power mechanism, wherein the fixing device is provided with a rear support and a bearing block which are respectively arranged at two sides of the power mechanism; the rear support is used for fixing the rear end of the power mechanism, and the bearing block is used for fixing the power output shaft; the driving wheel yoke adopts the fixing device of the power mechanism, and the fixing device of the power mechanism is simple and compact in structure, and has good effect on balancing and stabilizing with the fixing end of two ends based on the same structure size; unnecessary power supply slip ring and electric brush in the prior art can be avoided, thus the cost is saved; moreover, the driving wheel yoke has compact structure, and is stable in running, and out of the power supply slip ring and the electric brush, on the basis of achieving a certain load bearing capacity; the assembly and power supply circuit of the power mechanism are relatively simple; the reliability is improved; and the cost is low.
Description
Technical field
The present invention relates to motor machine series products, particularly relate to a kind of improvement of driving wheel yoke of movable mechanical.
Background technology
Adopt battery-driven electrical motor, be placed in driving wheel yoke inside to drive vehicle operating, be widely used at present, but the utilization on some more heavy duty wheels, need the problem solving driving wheel yoke supporting structure.Some adopts side cantilever supporting, and owing to will bear the load of constant weight, and in order to prevent driving wheel yoke from rolling, the diameter of projecting shaft and length dimension all can not be too little, too little, have impact on the configuration of drive motor and reducing gear case; If increase the axial length of driving wheel yoke or moved on to by motor beyond wheel yoke axle line, then make structure can not be compact.Otherwise use expensive big-diameter bearing, motor is enclosed within inside, wheel yoke is arranged on outside large bearing, and cost required is like this high again; And some adopts two supports, motor and drop-gear box form an overall wheel shaft rotated, wheel is contained on the shell of motor, because integrally rotated motor needs power supply, require to be equipped with accordingly for electric slip ring and brush, add complexity and the cost of structure, the rotor inertia of motor itself too increases energy consumption.
Therefore, in sum, above-mentioned prior art still existing defects, now need design a kind of new driving wheel yoke, overcome above-mentioned deficiency.
Summary of the invention
The object of the invention is to the defect overcoming prior art, provide a kind of simple and compact for structure, balance and stability is effective, the driving wheel yoke that do not increase scantling of structure, reduce structural complexity and cost simultaneously.
The present invention realizes like this, a kind of driving wheel yoke, comprise a rigid wheel axle and be installed in the actuating unit in described rigid wheel axle, the front end of described actuating unit has a power take-off shaft, described driving wheel yoke also comprises the anchor fitting of an actuating unit, described anchor fitting has an after poppet and a bearing seat, described after poppet and described bearing seat divide the both sides being located at described actuating unit, described after poppet is used for the rear end of fixing described actuating unit, and described bearing seat is used for fixing described power take-off shaft.
Further, described power take-off shaft is suspended in described bearing seat by a clutch shaft bearing.
Further, the rear end of described actuating unit has a back cover, and described back cover is fixed on described after poppet by multiple screw.
Further, described actuating unit is a motor.
Further, described rigid wheel axle comprises a tooth case lid and and takes turns yoke housing, described tooth case lid and described yoke housing of taking turns are fixed by multiple screw, described yoke housing of taking turns is located between described after poppet and described driver train, and being fixed on described after poppet by one second bearing, described tooth case lid one end is bearing on described bearing seat by one the 3rd bearing.
Further, a planetary reduction gear box is also equiped with in described rigid wheel axle inside, described planetary reduction gear box comprises compound planet gear, sun gear and gear housing, described compound planet gear and described sun gear are arranged on described tooth case lid one end, and engage each other, described gear housing and described tooth case lid are fixed by multiple screw fit.
Further, the end of described sun gear extends a flat axle, one end of described bearing seat is provided with a flange, gap is provided with between the axis of described bearing seat and described flange and radial direction, described flange and described bearing seat are located by mutual concavo-convex draw-in groove circumference spline, and described flat axle and described flange cooperatively interact; The bearing seat endplay of described sun gear and described flange coordinates location.
Further, be provided with a through hole described wheel on yoke housing, described through hole is corresponding with the carbon brush position of described actuating unit.
Further, also comprise a front frame, described front frame and described bearing seat cooperatively interact.
Further, comprise a base plate, described base plate is fixed on described after poppet and described front frame, forms " U " type shape structure.
The present invention has following technique effect:
1) driving wheel yoke of the present invention adopts the anchor fitting of actuating unit, described after poppet is used for the rear end of fixing described actuating unit, described bearing seat is used for fixing described power take-off shaft, make the anchor fitting of actuating unit under the prerequisite not increasing scantling of structure, simple and compact for structure, two ends fixedly make balance and stability effective, avoid confession electric slip ring unnecessary in prior art and brush simultaneously, cost-saving; Another described driving wheel yoke is meeting under certain load bearing capabilities prerequisite, and compact conformation is stable, and without supplying electric slip ring and brush, the assembling of actuating unit is relative with current supply circuit simple, and reliability improves, and cost is lower.
2) the present invention is provided with through hole further on wheel yoke housing, and through hole can go to corresponding with the carbon brush position of motor, is convenient to the carbon brush repair and replacement of motor.
3) groove fit at flat axle of the present invention and described flange center, described sun gear and described flange coordinate with bearing seat endplay locates, between described bearing seat and described flange, be provided with gap, make described flange and described bearing seat only do the floating location of circumferential spline; The oscillation frequency of gear and direction and whole gear case take turns the Vibration Synchronization of yoke, decrease the Relative Vibration amount in same rotor between each gear, the overbalance brought during planetary gear rotation described in snubber rocks, and effectively reduces gearing noise between described sun gear and described planetary wheel.
4) together with front frame of the present invention cooperatively interacts with described bearing seat, when changeing tire, only needing to unclamp the several screws on described front frame, described front frame can be unloaded and install and remove tire, do not need dismounting to coordinate described clutch shaft bearing closely, be convenient for changing tire.
5) described sun gear and described planetary wheel all adopt external toothing structure, decrease the difficulty of processing and cost that adopt inner gear to bring.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment of the present invention driving wheel yoke;
Fig. 2 is the decomposing schematic representation of driving wheel yoke in the embodiment of the present invention;
Fig. 3 is the birds-eye view of driving wheel yoke in the embodiment of the present invention;
Fig. 4 is the lateral plan of driving wheel yoke in the embodiment of the present invention;
Fig. 5 is the cutaway view in A-A direction in Fig. 4.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
See Fig. 2 and Fig. 5, embodiments provide a kind of driving wheel yoke 1, the actuating unit 11 comprising a rigid wheel axle 12 and be installed in described rigid wheel axle 12, the front end of described actuating unit 11 has a power take-off shaft 111, described driving wheel yoke 1 also comprises the anchor fitting of an actuating unit 11, described anchor fitting has after poppet 101 and a bearing seat 102, described after poppet 101 and described bearing seat 102 points are located at the both sides of described actuating unit 11, described after poppet 101 is for the rear end of fixing described actuating unit, described bearing seat 102 is for fixing described power take-off shaft 111, described driving wheel yoke 1 adopts the anchor fitting of actuating unit, described after poppet 101 is for the rear end of fixing described actuating unit, described bearing seat 102 is for fixing described power take-off shaft 111, make the anchor fitting of actuating unit 11 under the prerequisite not increasing scantling of structure, simple and compact for structure, two ends fixedly make balance and stability effective, avoid confession electric slip ring unnecessary in prior art and brush simultaneously, cost-saving, another described driving wheel yoke 1 is meeting under certain load bearing capabilities prerequisite, and compact conformation is stable, and without supplying electric slip ring and brush, the assembling of actuating unit 11 is relative with current supply circuit simple, and reliability improves, and cost is lower.
Specific embodiment structure of the present invention is a kind of for the electric drive wheel yoke 1 in scavenging machine or this kind of mechanically moving of transport trolley, actuating unit 11 in the present embodiment is a motor, the front end of motor has a power take-off shaft 111, described power take-off shaft 111 is suspended in described bearing seat 102 by a clutch shaft bearing 13, the power take-off shaft 111 of motor both can be used for the weight of support motor front portion, do radial location, again can by the Power output of motor; Separately, motor has a housing 112, and described motor can obtain radial support by another bearing 14 and fix, and by above-mentioned this suspension bearing structure, efficiently solves the motor bearing problem of the wheel yoke inside suspension of rotation.In addition, have a back cover 113 in the rear end of motor, described back cover 113 is fixed on the center of described after poppet 101 by 4 screws 14.
Further, shown in Figure 2, described rigid wheel axle 12 comprises a tooth case lid 121 and and takes turns yoke housing 122, described tooth case lid 121 is connected and fixed by 8 screws 15 with described yoke housing 122 of taking turns, form an overall rigid wheel axle, described yoke housing 122 of taking turns is located between described after poppet 101 and described motor, and by one second bearing 16 supporting and fixing in the rear support 101, described tooth case lid 121 one end is bearing on described bearing seat 102 by one the 3rd bearing 17; Integrally rotated planet tooth case lid 121 and wheel yoke housing 122 are connected into a wheel yoke, form a hollow rotating shaft, a wheel 18 is fixed in wheel yoke outer ring, wheel 18 frame is made up of metallic material, have with the wheel yoke rotated the concavo-convex screens matched, the wheel yoke inside of rotation is placed the fixed motor of shell.
Further, composition graphs 5, a planetary reduction gear box 20 is also equiped with in the inside of described rigid wheel axle 12, described planetary reduction gear box 20 comprises compound planet gear 201, sun gear 202 and tooth casing 203, described compound planet gear 201 is arranged on described tooth case lid 121 one end with described sun gear 202, and engage each other, described tooth casing 203 coordinates fixing with described tooth case lid 121 by 4 screws 21.The wheel 18 of described electric drive wheel yoke 1 is sleeved on the wheel yoke outer ring that tooth casing 203 and tooth case lid 121 and wheel yoke housing 122 form, and is connected and fixed in the concavo-convex screens of tooth casing 203, and locks with tooth case lid 121 with 9 screws 19.
Motor is placed in the cavity of wheel yoke housing 122 and tooth case lid 121 formation, and the pig-tail wire (not shown) on motor, by the via hole 105 between motor back cover 113 and described after poppet 101, leads to the connection bolt 1011 on described after poppet 101.
Further, see Fig. 2, Fig. 5, in the embodiment of the present invention, the end of described sun gear 202 extends a flat axle 204, one end of described bearing seat 102 is provided with a flange 104, be provided with gap between described bearing seat 102 and described flange 104, described flange 104 is made circumferential spline with described bearing seat 102 by mutual concavo-convex draw-in groove and is located, and described flat axle 204 cooperatively interacts with described flange 104; Described sun gear 202 and flange 104 cooperation coordinate with described bearing seat 102 endplay and locate after fixing.By described flat axle 204 and the groove fit at described flange 104 center, between described bearing seat 102 and described flange 104, be provided with gap, make described flange 104 and described bearing seat 102 do the floating location of circumferential spline; The oscillation frequency of gear and direction and whole Vibration Synchronization of taking turns yoke, decrease the Relative Vibration amount in same rotor between each gear, the overbalance brought when planetary wheel 201 rotates described in snubber rocks, and effectively reduces gearing noise between described sun gear 202 and described planetary wheel 201.Meanwhile, described sun gear 202 and described planetary wheel 201 all adopt external toothing structure, decrease the difficulty of processing and cost that adopt inner gear to bring.
Further, be provided with a through hole 1221 described wheel on yoke housing 122, when taking turns yoke housing into rotation, described through hole 1221 can go to corresponding with the carbon brush position of described motor, is convenient to change carbon brush, convenient for maintaining at motor.
Further, described driving wheel yoke 1 comprises a front frame 22, described front frame 22 cooperatively interacts with described bearing seat 102, described front frame 22 forms with described bearing seat 102 is bushing, as long as unclamp several screw 23, described front frame 22 can be unloaded and carry out mounting or dismounting wheel 18, not need dismounting bearing seat 102, be convenient for changing wheel 18.
Further, described driving wheel yoke 1 also comprises a base plate 24, and described base plate 24 is fixed on described after poppet 101 and described front frame 22, forms " U " type shape structure, ensure that the load-carrying capacity of wheel yoke.
The foregoing is only preferred embodiment of the present invention, its structure is not limited to the above-mentioned shape enumerated, and all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. a driving wheel yoke, comprise a rigid wheel axle and be installed in the actuating unit in described rigid wheel axle, the front end of described actuating unit has a power take-off shaft, it is characterized in that: the anchor fitting also comprising an actuating unit, described anchor fitting has an after poppet and a bearing seat, described after poppet and described bearing seat divide the both sides being located at described actuating unit, and described after poppet is used for the rear end of fixing described actuating unit, and described bearing seat is used for fixing described power take-off shaft;
Described rigid wheel axle comprises a tooth case lid and and takes turns yoke housing, described tooth case lid and described yoke housing of taking turns are fixed by multiple screw, described yoke housing of taking turns is located between described after poppet and described actuating unit, and being fixed on described after poppet by one second bearing, described tooth case lid one end is bearing on described bearing seat by one the 3rd bearing; Described tooth case lid and described yoke housing of taking turns are that integral-rotation is arranged, and described tooth case lid and described yoke housing of taking turns are connected into a wheel yoke fixed for wheel, and described yoke of taking turns is matched by concavo-convex screens with described wheel.
2. a kind of driving wheel yoke as claimed in claim 1, is characterized in that: described power take-off shaft is suspended in described bearing seat by a clutch shaft bearing.
3. a kind of driving wheel yoke as claimed in claim 1, is characterized in that: the rear end of described actuating unit has a back cover, and described back cover is fixed on described after poppet by multiple screw.
4. the driving wheel yoke as described in any one of claim 1-3, is characterized in that: described actuating unit is a motor.
5. a kind of driving wheel yoke as claimed in claim 1, it is characterized in that: be also equiped with a planetary reduction gear box in described rigid wheel axle inside, described planetary reduction gear box comprises compound planet gear, sun gear and gear housing, described compound planet gear and described sun gear are arranged on described tooth case lid one end, and engage each other, described gear housing and described tooth case lid are fixed by multiple screw fit.
6. a kind of driving wheel yoke as claimed in claim 5, it is characterized in that: the end of described sun gear extends a flat axle, one end of described bearing seat is provided with a flange, gap is provided with between the axis of described bearing seat and described flange and radial direction, described flange and described bearing seat are located by mutual concavo-convex draw-in groove circumference spline, and described flat axle and described flange cooperatively interact; The bearing seat endplay of described sun gear and described flange coordinates location.
7. a kind of driving wheel yoke as claimed in claim 1, is characterized in that: be provided with a through hole described wheel on yoke housing, described through hole is corresponding with the carbon brush position of described actuating unit.
8. a kind of driving wheel yoke as claimed in claim 1, is characterized in that: also comprise a front frame, described front frame and described bearing seat cooperatively interact.
9. a kind of driving wheel yoke as claimed in claim 8, is characterized in that: comprise a base plate further, and described base plate is fixed on described after poppet and described front frame, forms " U " type shape structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110071950.XA CN102689585B (en) | 2011-03-24 | 2011-03-24 | Driving yoke |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110071950.XA CN102689585B (en) | 2011-03-24 | 2011-03-24 | Driving yoke |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102689585A CN102689585A (en) | 2012-09-26 |
| CN102689585B true CN102689585B (en) | 2015-06-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110071950.XA Active CN102689585B (en) | 2011-03-24 | 2011-03-24 | Driving yoke |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102689585B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104733969B (en) * | 2015-04-08 | 2017-05-31 | 深圳市晶沛电子有限公司 | A kind of hat type slip ring |
| CN109080532B (en) * | 2017-06-14 | 2022-01-21 | 鸿富锦精密电子(天津)有限公司 | Driving wheel mechanism and warning board adopting same |
| CN116727995B (en) * | 2023-07-05 | 2025-11-21 | 丹东曙光泵阀有限公司 | Pipeline hydraulic internal aligning device for mountain land |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1341825A (en) * | 1969-11-24 | 1973-12-25 | Newage Engineers Ltd | Motor-in-wheel units |
| US3897843A (en) * | 1973-11-29 | 1975-08-05 | Gen Electric | Electric motorized wheel |
| WO2007118924A1 (en) * | 2006-04-13 | 2007-10-25 | Actioneco Oy | Independently movable device with electric drive |
| JP2008081090A (en) * | 2006-09-29 | 2008-04-10 | Ntn Corp | Bearing device for wheel with sensor containing in-wheel type motor |
| CN202046191U (en) * | 2011-03-24 | 2011-11-23 | 捷和电机（深圳）有限公司 | Driving wheel yoke |
-
2011
- 2011-03-24 CN CN201110071950.XA patent/CN102689585B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1341825A (en) * | 1969-11-24 | 1973-12-25 | Newage Engineers Ltd | Motor-in-wheel units |
| US3897843A (en) * | 1973-11-29 | 1975-08-05 | Gen Electric | Electric motorized wheel |
| WO2007118924A1 (en) * | 2006-04-13 | 2007-10-25 | Actioneco Oy | Independently movable device with electric drive |
| JP2008081090A (en) * | 2006-09-29 | 2008-04-10 | Ntn Corp | Bearing device for wheel with sensor containing in-wheel type motor |
| CN202046191U (en) * | 2011-03-24 | 2011-11-23 | 捷和电机（深圳）有限公司 | Driving wheel yoke |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102689585A (en) | 2012-09-26 |
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Effective date of registration: 20160126 Address after: The 518104 Ring Road in the town Guangdong city of Shenzhen province Baoan District Shajing Tang Gang Da Tang Industrial Zone No. 10 building 1-7, Huanzhen Road No. 8 Building C 2 to 3 Patentee after: Jiehe Electric Machine (Shenzhen) Co., Ltd. Address before: The 518104 Ring Road in the town Guangdong city of Shenzhen province Baoan District manhole bogang University Industrial Zone No. 8 Building C 2 to 3 Patentee before: Chiaphua Components Group of Companies |