CN102689585A - Driving yoke - Google Patents
Driving yoke Download PDFInfo
- Publication number
- CN102689585A CN102689585A CN201110071950XA CN201110071950A CN102689585A CN 102689585 A CN102689585 A CN 102689585A CN 201110071950X A CN201110071950X A CN 201110071950XA CN 201110071950 A CN201110071950 A CN 201110071950A CN 102689585 A CN102689585 A CN 102689585A
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- China
- Prior art keywords
- yoke
- bearing seat
- drive wheel
- actuating unit
- poppet
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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 the motor machine series products, relate in particular to a kind of improvement of drive wheel yoke of removable machinery.
Background technology
Adopt battery-driven electrical motor, place drive wheel yoke inside to move, obtained at present using widely with powered vehicle, but the utilization on some more heavy duty wheels, and needs solve the problem of drive wheel yoke supporting structure.Some adopts the side cantilever supporting, because the load that will bear constant weight, and in order to prevent the inclination of drive wheel yoke, the diameter of projecting shaft and length dimension all can not be too little, the too little configuration that has then influenced drive motor and deceleration tooth case; If increase the axial length of drive wheel yoke or motor is moved on to beyond the wheel yoke axle line, make that then structure can not be compact.Otherwise use expensive big-diameter bearing, motor is enclosed within inside, the wheel yoke is installed in outside the big bearing, and needed like this cost is high again; And some adopts two supports; Motor and drop-gear box are formed the whole wheel shaft of a rotation; Wheel is contained on the shell of motor, because integrally rotated motor needs power supply, requires to be equipped with corresponding power supply slip ring and brush; Increased the complexity and the cost of structure, the rotor inertia of motor itself has also increased energy consumption.
Therefore, in sum, still there is defective in above-mentioned prior art, and the existing a kind of new drive wheel yoke of design that needs overcomes above-mentioned deficiency.
Summary of the invention
The objective of the invention is to overcome the defective of prior art, provide a kind of simple and compact for structure, balance and stability is effective, do not increase scantling of structure, reduced the drive wheel yoke of structural complexity and cost simultaneously.
The present invention realizes like this; A kind of drive wheel yoke; Comprise a rigidity wheel shaft and an actuating unit that is installed in the said rigidity wheel shaft, the front end of said actuating unit has a power take-off shaft, and said drive wheel yoke also comprises the anchor fitting of an actuating unit; Said anchor fitting has an after poppet and a bearing seat; Said after poppet and said bearing seat branch are located at the both sides of said actuating unit, and said after poppet is used for fixing the rear end of said actuating unit, and said bearing seat is used for fixing said power take-off shaft.
Further, said power take-off shaft is suspended in the said bearing seat through a clutch shaft bearing.
Further, the rear end of said actuating unit has a back cover, and said back cover is fixed on the said after poppet through a plurality of screws.
Further, said actuating unit is a motor.
Further; Said rigidity wheel shaft comprises that a tooth case lid and takes turns the yoke housing; Said tooth case lid and the said yoke housing of taking turns are fixed through a plurality of screws; The said yoke housing of taking turns is located between said after poppet and the said driver train, and passes through one second bearing fixing on said after poppet, and said tooth case lid one end holds through a third axle and is bearing on the said bearing seat.
Further; Also be equiped with a planet reducing gearbox at said rigidity axle interior; Said planetary reduction gear box comprises compound planet gear, sun gear and gear housing; Said compound planet gear and said sun gear are arranged on said tooth case lid one end, and are meshing with each other, and said gear housing and said tooth case lid are fixed through a plurality of screw fit.
Further; The end of said sun gear extends a flat axle; One end of said bearing seat is provided with a flange; Said bearing seat and said flange axially and be provided with the gap radially, said flange and said bearing seat are through the circumferential spline of mutual concavo-convex draw-in groove location, said flat axle and said flange cooperatively interact; The bearing seat endplay of said sun gear and said flange cooperates the location.
Further, be provided with a through hole on the yoke housing said the wheel, said through hole is corresponding with the carbon brush position of said actuating unit.
Further, also comprise a front frame, said front frame and said bearing seat cooperatively interact.
Further, comprise a base plate, said base plate is fixed on said after poppet and the said front frame, forms " U " type shape structure.
The present invention has following technique effect:
1) drive wheel yoke of the present invention adopts the anchor fitting of actuating unit; Said after poppet is used for fixing the rear end of said actuating unit; Said bearing seat is used for fixing said power take-off shaft, makes the anchor fitting of actuating unit under the prerequisite that does not increase scantling of structure, and simple and compact for structure, two ends make that fixedly balance and stability is effective; Avoid power supply slip ring and brush unnecessary in the prior art simultaneously, practiced thrift cost; Said drive wheel yoke is satisfying under certain load-carrying ability prerequisite in addition, and compact conformation is stable, does not have power supply slip ring and brush, and the assembling of actuating unit and current supply circuit are simple relatively, and reliability improves, and cost is lower.
2) the present invention further is provided with through hole on wheel yoke housing, and it is corresponding that through hole and the carbon brush position of motor can go to, and is convenient to the carbon brush repair and replacement of motor.
3) groove fit at flat axle according to the invention and said flange center; Said sun gear and said flange cooperate the location with the bearing seat endplay; Between said bearing seat and said flange, be provided with the gap, make said flange and said bearing seat only do the unsteady location of circumferential spline; The vibration of the oscillation frequency of gear and direction and whole gear case wheel yoke is synchronous; Reduced the relative vibratory magnitude between each gear in the same rotor; Buffering absorbs the overbalance that is brought when said planetary wheel rotates rocks, and effectively reduces gearing noise between said sun gear and the said planetary wheel.
4) front frame according to the invention cooperatively interacts with said bearing seat and is in the same place; When changeing tire, only need unclamp the several screws on said front frame, can unload said front frame and install and remove tire; Do not need dismounting to cooperate said closely clutch shaft bearing, be convenient for changing tire.
5) said sun gear and said planetary wheel all adopt the external toothing structure, have reduced and have adopted difficulty of processing and the cost that inner gear brought.
Description of drawings
Fig. 1 is the structural representation of embodiment of the invention drive wheel yoke;
Fig. 2 is the decomposing schematic representation of drive wheel yoke in the embodiment of the invention;
Fig. 3 is the birds-eye view of drive wheel yoke in the embodiment of the invention;
Fig. 4 is the lateral plan of drive wheel yoke in the embodiment of the invention;
Fig. 5 is the cutaway view of A-A direction among Fig. 4.
The specific embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Referring to Fig. 2 and Fig. 5; The embodiment of the invention provides a kind of drive wheel yoke 1; Comprise a rigidity wheel shaft 12 and an actuating unit 11 that is installed in the said rigidity wheel shaft 12, the front end of said actuating unit 11 has a power take-off shaft 111, and said drive wheel yoke 1 also comprises the anchor fitting of an actuating unit 11; Said anchor fitting has an after poppet 101 and a bearing seat 102; Said after poppet 101 and said bearing seat were located at the both sides of said actuating unit 11 in 102 minutes, and said after poppet 101 is used for fixing the rear end of said actuating unit, and said bearing seat 102 is used for fixing said power take-off shaft 111; Said drive wheel yoke 1 adopts the anchor fitting of actuating unit; Said after poppet 101 is used for fixing the rear end of said actuating unit; Said bearing seat 102 is used for fixing said power take-off shaft 111, makes the anchor fitting of actuating unit 11 under the prerequisite that does not increase scantling of structure, and simple and compact for structure, two ends make that fixedly balance and stability is effective; Avoid power supply slip ring and brush unnecessary in the prior art simultaneously, practiced thrift cost; Said drive wheel yoke 1 is satisfying under certain load-carrying ability prerequisite in addition, and compact conformation is stable, does not have power supply slip ring and brush, and the assembling of actuating unit 11 and current supply circuit are simple relatively, and reliability improves, and cost is lower.
The concrete example structure of the present invention is a kind of electric drive wheel yoke 1 that is used for scavenging machine or this type of transport trolley mechanically moving; Actuating unit 11 in the present embodiment is a motor; The front end of motor has a power take-off shaft 111, and said power take-off shaft 111 is suspended in the said bearing seat 102 through a clutch shaft bearing 13, and the power take-off shaft 111 of motor both can be used for the anterior weight of support motor; Do radial location, again can be with the takeoff output of motor; In addition, motor has a housing 112, and said motor can obtain radial support through another bearing 14 and fix, and through above-mentioned this suspension supporting structure, efficiently solves the motor bearing problem that the wheel yoke inside of rotation suspends.In addition, have a back cover 113 in the rear end of motor, said back cover 113 is fixed on the center of said after poppet 101 through 4 screws 14.
Further; Referring to shown in Figure 2, said rigidity wheel shaft 12 comprises that a tooth case lid 121 and takes turns yoke housing 122, and said tooth case lid 121 is connected and fixed through 8 screws 15 with the said yoke housing 122 of taking turns; Form a whole rigidity wheel shaft; The said yoke housing 122 of taking turns is located between said after poppet 101 and the said motor, and is fixed on the said after poppet 101 through 16 supportings of one second bearing, and said tooth case lid 121 1 ends hold 17 through a third axle and are bearing on the said bearing seat 102; Integrally rotated planet tooth case lid 121 is connected into a wheel yoke with wheel yoke housing 122; Form a hollow rotating shaft; The fixing wheel 18 in wheel yoke outer ring; Wheel 18 frames are processed by metallic material, with the wheel yoke of rotation the concavo-convex screens that matches are arranged, and the fixed motor of shell is being placed in the wheel yoke inside of rotation.
Further; In conjunction with Fig. 5; Also be equiped with a planet reducing gearbox 20 in the inside of said rigidity wheel shaft 12, said planetary reduction gear box 20 comprises compound planet gear 201, sun gear 202 and tooth casing 203, and said compound planet gear 201 is arranged on said tooth case lid 121 1 ends with said sun gear 202; And be meshing with each other, said tooth casing 203 passes through 4 screw 21 matching and fixing with said tooth case lid 121.The wheel 18 of said 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 formed, and is connected and fixed in the concavo-convex screens of tooth casing 203 with 9 screws 19, and locks with tooth case lid 121.
Motor places in the cavity of wheel yoke housing 122 and 121 formation of tooth case lid, and the pig-tail wire (not shown) on the motor leads to the connection bolt 1011 on the said after poppet 101 through the via hole 105 between motor back cover 113 and the said after poppet 101.
Further; Referring to Fig. 2, Fig. 5, in the embodiment of the invention, the end of said sun gear 202 extends a flat axle 204; One end of said bearing seat 102 is provided with a flange 104; Be provided with the gap between said bearing seat 102 and the said flange 104, said flange 104 is done circumferential spline location with said bearing seat 102 through mutual concavo-convex draw-in groove, and said flat axle 204 cooperatively interacts with said flange 104; After said sun gear 202 and flange 104 matching and fixing, cooperate the location with said bearing seat 102 endplays.By the groove fit of said flat axle 204 with said flange 104 centers, between said bearing seat 102 and said flange 104, be provided with the gap, make said flange 104 and 102 of said bearing seats do the unsteady location of circumferential spline; It is synchronous that the oscillation frequency of gear and direction and whole taken turns the vibration of yoke; Reduced the relative vibratory magnitude between each gear in the same rotor; Buffering absorbs the overbalance that is brought when said planetary wheel 201 rotates rocks, and effectively reduces gearing noise between said sun gear 202 and the said planetary wheel 201.Simultaneously, said sun gear 202 all adopts the external toothing structure with said planetary wheel 201, has reduced and has adopted difficulty of processing and the cost that inner gear brought.
Further, be provided with a through hole 1221 on the yoke housing 122 said the wheel, when wheel yoke housing rotated, it is corresponding that said through hole 1221 and the carbon brush position of said motor can go to, and is convenient at motor replacing carbon brush, convenient for maintaining.
Further; Said drive wheel yoke 1 comprises a front frame 22, and said front frame 22 cooperatively interacts with said bearing seat 102, and said front frame 22 forms with said bearing seat 102 edge covers; As long as unclamp several screws 23; Can unload said front frame 22 and install and remove wheel 18, not need dismounting bearing seat 102, be convenient for changing wheel 18.
Further, said drive wheel yoke 1 also comprises a base plate 24, and said base plate 24 is fixed on said after poppet 101 and the said front frame 22, forms " U " type shape structure, has guaranteed the load-carrying capacity of wheel yoke.
The above is merely preferred embodiment of the present invention, and its structure is not limited to the above-mentioned shape of enumerating, and all any modifications of within spirit of the present invention and principle, being done, is equal to replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. drive wheel yoke; Comprise a rigidity wheel shaft and an actuating unit that is installed in the said rigidity wheel shaft, the front end of said actuating unit has a power take-off shaft, it is characterized in that: the anchor fitting that also comprises an actuating unit; Said anchor fitting has an after poppet and a bearing seat; Said after poppet and said bearing seat branch are located at the both sides of said actuating unit, and said after poppet is used for fixing the rear end of said actuating unit, and said bearing seat is used for fixing said power take-off shaft.
2. a kind of drive wheel yoke as claimed in claim 1, it is characterized in that: said power take-off shaft is suspended in the said bearing seat through a clutch shaft bearing.
3. a kind of drive wheel yoke as claimed in claim 1, it is characterized in that: the rear end of said actuating unit has a back cover, and said back cover is fixed on the said after poppet through a plurality of screws.
4. like each described drive wheel yoke of claim 1-3, it is characterized in that: said actuating unit is a motor.
5. a kind of drive wheel yoke as claimed in claim 1; It is characterized in that: said rigidity wheel shaft comprises that a tooth case lid and takes turns the yoke housing; Said tooth case lid and the said yoke housing of taking turns are fixed through a plurality of screws; The said yoke housing of taking turns is located between said after poppet and the said driver train, and passes through one second bearing fixing on said after poppet, and said tooth case lid one end holds through a third axle and is bearing on the said bearing seat.
6. a kind of drive wheel yoke as claimed in claim 5; It is characterized in that: also be equiped with a planet reducing gearbox at said rigidity axle interior; Said planetary reduction gear box comprises compound planet gear, sun gear and gear housing; Said compound planet gear and said sun gear are arranged on said tooth case lid one end, and are meshing with each other, and said gear housing and said tooth case lid are fixed through a plurality of screw fit.
7. a kind of drive wheel yoke as claimed in claim 6; It is characterized in that: the end of said sun gear extends a flat axle; One end of said bearing seat is provided with a flange; Said bearing seat and said flange axially and be provided with the gap radially, said flange and said bearing seat are through the circumferential spline of mutual concavo-convex draw-in groove location, said flat axle and said flange cooperatively interact; The bearing seat endplay of said sun gear and said flange cooperates the location.
8. a kind of drive wheel yoke as claimed in claim 5 is characterized in that: be provided with a through hole on the yoke housing said the wheel, said through hole is corresponding with the carbon brush position of said actuating unit.
9. a kind of drive wheel yoke as claimed in claim 1 is characterized in that: also comprise a front frame, said front frame and said bearing seat cooperatively interact.
10. a kind of drive wheel yoke as claimed in claim 9 is characterized in that: further comprise a base plate, said base plate is fixed on said after poppet and the said 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 true CN102689585A (en) | 2012-09-26 |
| CN102689585B CN102689585B (en) | 2015-06-17 |
Family
ID=46855374
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) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104733969A (en) * | 2015-04-08 | 2015-06-24 | 深圳市晶沛电子有限公司 | Cap type slip ring |
| CN109080532A (en) * | 2017-06-14 | 2018-12-25 | 鸿富锦精密电子(天津)有限公司 | Driving wheel mechanism and warning board adopting same |
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 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104733969A (en) * | 2015-04-08 | 2015-06-24 | 深圳市晶沛电子有限公司 | Cap type slip ring |
| 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 |
| CN109080532A (en) * | 2017-06-14 | 2018-12-25 | 鸿富锦精密电子(天津)有限公司 | Driving wheel mechanism and warning board adopting same |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102689585B (en) | 2015-06-17 |
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| SE01 | Entry into force of request for substantive examination | ||
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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 |