CN105090450A - Hub speed reducer - Google Patents
Hub speed reducer Download PDFInfo
- Publication number
- CN105090450A CN105090450A CN201510568106.6A CN201510568106A CN105090450A CN 105090450 A CN105090450 A CN 105090450A CN 201510568106 A CN201510568106 A CN 201510568106A CN 105090450 A CN105090450 A CN 105090450A
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- Prior art keywords
- input
- output
- wheel
- fixed support
- speed reducer
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/12—Torque-transmitting axles
- B60B35/121—Power-transmission from drive shaft to hub
- B60B35/122—Power-transmission from drive shaft to hub using gearings
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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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0412—Cooling or heating; Control of temperature
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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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/0427—Guidance of lubricant on rotary parts, e.g. using baffles for collecting lubricant by centrifugal force
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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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/045—Lubricant storage reservoirs, e.g. reservoirs in addition to a gear sump for collecting lubricant in the upper part of a gear case
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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
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
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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
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
- F16H57/082—Planet carriers
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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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02039—Gearboxes for particular applications
- F16H2057/02043—Gearboxes for particular applications for vehicle transmissions
- F16H2057/02052—Axle units; Transfer casings for four wheel drive
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
- Retarders (AREA)
Abstract
The invention discloses a hub speed reducer which comprises a hub (1). A fixing support (2) is fixedly arranged on one side of the hub (1), and a double-tyre steel rim (6) is fixedly arranged on the other side of the outer edge of the hub (1). A first reduction gear is fixedly arranged in the fixing support (2) and connected with a connecting shaft (4), a second reduction gear is arranged at the extending end of the connecting shaft (4), and an oil mist separator (7) is fixedly arranged at the upper end of the first reduction gear. The two reduction gears are arranged on the hub and the fixing support, and the double-tyre steel rim is fixedly arranged on the hub, so that the transverse space is saved; the oil mist separator and a water circulating structure are adopted, so that the lubricating effect and the cooling effect are improved, and the service life is prolonged.
Description
Technical field
The present invention relates to High Speed Gearing retarder and manufacture field, particularly a kind of hub reduction device.
Background technique
Automobile electric automation is extensive in the upper use of passenger car (car), especially the most general in the application of city bus, the mode now adopted at present is generally centralized driving, distributing drives and the single tire of many wheels directly drives mode etc., wherein, centralized driving is simply change Transmission Engine into motor, the method power loss is large, and cruising time is short; And distributing drives, the single tire driving mode of many wheels utilizes Direct wheel drives, and directly to drive integrated for motor reducer support afterwards, and this mode is only applicable to the full-sized bus of more than 10 meters, middle-size and small-size vehicle such as use all-wheel drive then can affect the layout of vehicle.
Summary of the invention
The technical problem to be solved in the present invention there is provided one can improve effect, is convenient to the hub reduction device installed.
Technological scheme of the present invention is as follows:
A kind of hub reduction device, comprise wheel hub and break, described break is set on wheel hub, is provided with fixed support in the side of described wheel hub, described break is fixedly connected with support bracket fastened corresponding position, is installed with twins steel ring at the opposite side of described wheel hub outer; Be installed with in described fixed support and be provided with the first speed reducer, be provided with outwardly directed coupling shaft at the output terminal of described first speed reducer, the external part of described coupling shaft is provided with the second speed reducer, and described second speed reducer and wheel hub are connected and fixed; Be installed with oil mist separator in the upper end of described first speed reducer, described oil mist separator is provided with venting plug.
Adopt above structure, set firmly a fixed support in the side of wheel hub, be convenient to the supporting frame being fixedly installed air bag, improve riding stability, utilize ring structure on fixed support, set firmly the first speed reducer, the first speed reducer is given in input shaft transmission, the second speed reducer is given again by transmission shaft driven, the last transmission of second speed reducer is to wheel hub, and finally transmission control is carried out to the rotation of tire, wherein, being provided separately of two reducer arrangement can increase velocity ratio (i can reach 20 ~ 22.5), increase torque capacity (exporting 10000 ~ 11000N.m), can meet under the condition of rotating speed 7500 ~ 9000 revs/min, input power reaches the configuration needs of 60KW-120KW, be applicable to the wheel hub configuration of 19.5 ~ 22.5 inches, the setting of two speed reducer shortens the length of single retarder, two speed reducer and fixed support and wheel hub combine together, decrease the horizontal space that twins occupies, space is left for the relevant devices such as motor, be conducive to the design of vehicle structure, such composite structure, also reduces number of components, reduce assembly error, also can improve the machining accuracy of parts simultaneously, set oil mist separator can reduce the loss of lubricant oil, extends the working life of associated components.
In order to independent suspension or single structural requirement hanging twins can be met, convenient installation simultaneously, as preferably, described support bracket fastened middle part structure in the form of a ring, the nested side being fixed on wheel hub of this ring structure, be provided with outwardly directed first connection bracket in described support bracket fastened upper end, be vertically provided with one section of step post at the external part of described first connection bracket, be provided with the first attachment hole at the middle part of described step post; This support bracket fastened lower end is provided with outwardly directed second connection bracket, is provided with the second attachment hole in the external part level of described second connection bracket.
In order to make full use of space, reduce planet stent, the space laterally taken between wheel hub and fixed support, increase the lubricant oil oil storage space of speed reducer simultaneously, play the effect hindering heat conduction, as preferably, described first speed reducer comprises input end cap, input shaft and input planet stent, described input end cap is fixedly connected with support bracket fastened ring structure, one end of described input shaft is fixedly connected with input end cap, the other end is fixedly connected with the middle part of input planet stent, support bracket fastened middle part is stretched in one end of described input planet stent, described input shaft is provided with one section of first teeth groove, the upper end of this first teeth groove has been connected with a joggle input gear ring, lower end has been connected with a joggle line of input star-wheel, described input gear ring is installed on support bracket fastened corresponding position, the middle part of described line of input star-wheel is equipped with input gear axle, the inner side end of described input gear axle is fixedly connected with the corresponding position on input planet stent, described second speed reducer comprises output end cap, output gear, output planetary support and output planetary wheel, one end of described coupling shaft is fixedly connected with output end cap, the other end and fixed support are fixed by socket, described coupling shaft is provided with one section of second teeth groove, output planetary that this second teeth groove has been connected with a joggle is taken turns, outside and the output gear of described output planetary wheel are connected with a joggle, described output gear is connected with a joggle on output planetary support, described output planetary support socket is fixed on fixed support, the middle part of described output planetary wheel is equipped with output gear shaft, one end of described output gear shaft is fixedly connected with the corresponding position of output planetary support inner side surface, the other end is fixedly connected with the corresponding position exporting end cap, described twins steel ring is fixed on the outer surface of wheel hub corresponding position.
Fully can cool to make gaseous state fluid and be in a liquid state, reduce the loss of lubricant oil, as preferably, described input end cover cavity is provided with water-cooling tube, and described water-cooling tube is provided with water intake and water outlet in the outside of input end cap.
In order to reduce by two speed reducer in the running float, ensure planet wheel and coordinate transmission part stability in the running, reduce the damage of two speed reducer, increase the service life, as preferably, between described wheel hub and fixed support, be provided with tapered roller bearing, between described line of input star-wheel and input gear axle and the output planetary joint of taking turns between output gear shaft be equipped with needle bearing.
In order to reduce gear-driven axial float, as preferably, described line of input star-wheel with between input gear axle and output planetary take turns and be all fixedly connected with by cylindricality plug screw of slotting with between output gear shaft.
Due to the increase of moment of torsion, in order to reduce gear-driven axial force, improve the compressive strength of gear, as preferably, described input gear ring, output gear, line of input star-wheel and output planetary are taken turns and are spur gear.
In order to ensure that the lubrication of needle bearing, play the effect of heat radiation and cooling simultaneously, as preferably, the first chamber is formed between described input end cap, the first speed reducer, planet stent, coupling shaft, the second speed reducer and output end cap, described input gear axle and output gear shaft are equipped with oilhole, each described oilhole is all connected through with the first chamber, and this first chamber is also connected through with oil mist separator
Along with rotating speed raises and pressure in temperature rising generation, in rotation is stirred, lubricant oil produces atomization, be transformed into mist of oil under pressure to prevent lubricant oil to overflow, thus cause lubricant oil to reduce, affect the lubrication effect between transmission part, as preferably, between the inwall of described wheel hub and support bracket fastened outer wall, be formed with the second chamber, described first chamber and the second chamber mutually through.
Beneficial effect: the present invention is arranged on two speed reducer on wheel hub and fixed support, wheel hub has set firmly twins steel ring, has saved horizontal space, adopts deaerator and water circulation structure, improves lubrication effect and cooling effect, extend working life.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention.
Fig. 2 is internal structure schematic diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
Shown in Fig. 1 and Fig. 2, the present invention is made up of wheel hub 1 etc., fixed support 2 is provided with in the side of described wheel hub 1, the middle part structure in the form of a ring of described fixed support 2, the nested side being fixed on wheel hub 1 of this ring structure, be provided with outwardly directed first connection bracket 21 in the upper end of described fixed support 2, be vertically provided with one section of step post at the external part of described first connection bracket 21, be provided with the first attachment hole 22 at the middle part of described step post; The lower end of this fixed support 2 is provided with outwardly directed second connection bracket 23, is provided with the second attachment hole 24 in the external part level of described second connection bracket 23.
The first speed reducer is provided with in described fixed support 2, described first speed reducer comprises input end cap 54, input shaft 5 and input planet stent 53, described input end cap 54 is fixedly connected with the ring structure of fixed support 2, one end of described input shaft 5 is fixedly connected with input end cap 54, the other end is fixedly connected with the middle part of input planet stent 53, the middle part of fixed support 2 is stretched in one end of described input planet stent 53, described input shaft 5 is provided with one section of first teeth groove 55, the upper end of this first teeth groove 55 is connected with a joggle with input gear ring 3, lower end has been connected with a joggle line of input star-wheel 51, described input gear ring 3 is installed on the corresponding position of fixed support 2, the middle part of described line of input star-wheel 51 is equipped with input gear axle 52, the inner side end of described input gear axle 52 is fixedly connected with the corresponding position on input planet stent 53.
Described first speed reducer output terminal be provided with outwardly directed coupling shaft 4, the external part of described coupling shaft 4 is provided with the second speed reducer, described second speed reducer comprises output end cap 81, output gear 82, output planetary support 86 and output planetary wheel 83, one end of described coupling shaft 4 is fixedly connected with output end cap 81, the other end is fixed by socket with input planet stent 53, described coupling shaft 4 is provided with one section of second teeth groove 85, output planetary that this second teeth groove 85 has been connected with a joggle wheel 83, outside and the output gear 82 of described output planetary wheel 83 are connected with a joggle, described output gear 82 is connected with a joggle on output planetary support 86, described output planetary support 86 is fixed by socket on fixed support 2, the middle part of described output planetary wheel 83 is equipped with output gear shaft 84, the inner side end of described output gear shaft 84 is fixedly connected with the corresponding position of output planetary support 86, described twins steel ring 6 is fixed in the outer of wheel hub 1 corresponding position on the surface.
Oil mist separator 7 is installed with in the upper end of described first speed reducer, described oil mist separator 7 is provided with venting plug 71, the first chamber 91 is formed between described input end cap 54, first speed reducer, input planet stent 53, coupling shaft 4, second speed reducer and output end cap 81, described input gear axle 52 and output gear shaft 84 are equipped with oilhole 12, described oilhole 12 is connected through with the first chamber 91, and this first chamber 91 is also connected through with oil mist separator 7; Be formed with the second chamber 92 between the inwall of described wheel hub 1 and the outer wall of fixed support 2, described second chamber 92 is connected through with the first chamber 91.
Between described wheel hub 1 and fixed support 2, be provided with tapered roller bearing 10, between described line of input star-wheel 51 and input gear axle 52 and the output planetary joint of taking turns between 83 and output gear shaft 84 be equipped with needle bearing 11; Described line of input star-wheel 51 with between input gear axle 52 and output planetary take turns between 83 with output gear shaft 84 and be all fixedly connected with by cylindricality plug screw 13 of slotting.
Described input gear ring 3, output gear 82, line of input star-wheel 51 are taken turns 83 with output planetary and are spur gear.
Using method of the present invention is as follows:
As shown in Fig. 1 to Fig. 2, the nested side being installed in wheel hub 1 of fixed support 2, first fixed support 2 is fixed on frame arm (sign) by the first attachment hole 22 of corresponding position and the second attachment hole 24 by vibration damper (sign) and air bag (sign), play carrying effect, again the first attachment hole 22 and the second attachment hole 24 are fixed on the corresponding position of frame arm one by one, play the effect swinging up and down and control swing; The other end of wheel hub 1 is installed with twins steel ring 6, can meet independent suspension or single structural requirement hanging twins like this, can improve wheel hub by force intensity, improve riding stability.
The inner space of arc-shaped mounting groove 21 in the middle part of fixed support 2 is utilized to set firmly the first speed reducer, and the upper end in the first speed reducer is installed with input gear ring 3, input shaft 5 transmission is to line of input star-wheel 51 and input gear ring 3, input gear ring 3 is fixed on fixed support 2, go back transmission to input gear axle 52 simultaneously, input planet stent 53 is given in input gear axle 52 transmission, transmission is to transmission shaft 4 again, transmission shaft 4 more successively transmission to output planetary wheel 83 and output gear 82, finally wheel hub 1 is driven to rotate by output gear 82, and make twins steel ring 6 synchronous axial system, and finally transmission control is carried out to the rotation of tire.
Wherein, being provided separately of two reducer arrangement can increase velocity ratio (i can reach 20 ~ 22.5), increase torque capacity (exporting 10000 ~ 11000N.m), can meet under the condition of rotating speed 7500 ~ 9000 revs/min, input power reaches the configuration needs of 60KW-120KW, is applicable to the wheel hub configuration of 19.5 ~ 22.5 inches; Input gear ring 3 shortens the assembling length between two reducer arrangement, two speed reducer and fixed support 2 and wheel hub 1 combine together, decrease the horizontal space that twins occupies, space is left for the relevant devices such as motor, be conducive to the design of vehicle structure, such composite structure, also reduces number of components, reduce assembly error, also can improve the machining accuracy of parts simultaneously.
The mist of oil static separation that set oil mist separator 7 can will be discharged, unnecessary gas is discharged by venting plug 71, the lubricant oil of liquefaction flows back in the first cavity 91 automatically, the lubrication that the loss reducing lubricant oil makes lubricant oil keep enough, extends the working life of associated components.
The first chamber 91 is formed between described input end cap 54, first speed reducer, input planet stent 53, coupling shaft 4, second speed reducer and output end cap 81, the second chamber 92 is formed between the inwall of described wheel hub 1 and the outer wall of fixed support 2, described second chamber 92 is connected through with the first chamber 91, because the second chamber 92 is in the periphery of the first chamber 91, oil temperature heat is taken away in the effect that can oil be utilized to circulate, and plays the effect of cooling; In addition, described input gear axle 52 and output gear shaft 84 are equipped with oilhole 12, and described oilhole 12 is connected through with the first chamber 91, can not only ensure the lubrication of bearing, accelerate the circulation of lubricant oil, also can play to a certain extent to the effect of lubricant oil cooling.
In addition, the inner chamber of input end cap 54 is provided with water-cooling tube, and this water-cooling tube is provided with water intake 93 and water outlet 94 in the outside of input end cap 54, and circulating of cooling water also can play the effect of conducting heat and lowering the temperature to lubricant oil.
It is consistent with prior art that the present invention does not describe part, and therefore not to repeat here.
These are only embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure utilizing specification of the present invention and accompanying drawing content to do, is directly or indirectly used in the technical field that other are relevant, all in like manner within scope of patent protection of the present invention.
Claims (9)
1. a hub reduction device, comprise wheel hub (1) and break (14), described break (14) is set on wheel hub (1), it is characterized in that: be provided with fixed support (2) in the side of described wheel hub (1), described break (14) is fixedly connected with the corresponding position of fixed support (2), is installed with twins steel ring (6) at the opposite side of described wheel hub (1) outer; The first speed reducer is installed with in described fixed support (2), described first speed reducer output terminal be provided with outwardly directed coupling shaft (4), the external part of described coupling shaft (4) is provided with the second speed reducer, and described second speed reducer and wheel hub (1) are connected and fixed; Be installed with oil mist separator (7) in the upper end of described first speed reducer, described oil mist separator (7) is provided with venting plug (71).
2. hub reduction device according to claim 1, it is characterized in that: the middle part structure in the form of a ring of described fixed support (2), the nested side being fixed on wheel hub (1) of this ring structure, outwardly directed first connection bracket (21) is provided with in the upper end of described fixed support (2), vertically be provided with one section of step post at the external part of described first connection bracket (21), be provided with the first attachment hole (22) at the middle part of described step post; The lower end of this fixed support (2) is provided with outwardly directed second connection bracket (23), is provided with the second attachment hole (24) in the external part level of described second connection bracket (23).
3. hub reduction device according to claim 1, it is characterized in that: described first speed reducer comprises input end cap (54), input shaft (5) and input planet stent (53), described input end cap (54) is fixedly connected with the ring structure of fixed support (2), one end of described input shaft (5) is fixedly connected with input end cap (54), the other end is fixedly connected with the middle part of input planet stent (53), the middle part of fixed support (2) is stretched in one end of described input planet stent (53), described input shaft (5) is provided with one section of first teeth groove (55), the upper end of this first teeth groove (55) has been connected with a joggle input gear ring (3), lower end has been connected with a joggle line of input star-wheel (51), described input gear ring (3) is installed on the corresponding position of fixed support (2), the middle part of described line of input star-wheel (51) is equipped with input gear axle (52), the inner side end of described input gear axle (52) is fixedly connected with the corresponding position in input planet stent (53), described second speed reducer comprises output end cap (81), output gear (82), output planetary support (86) and output planetary wheel (83), one end of described coupling shaft (4) is fixedly connected with output end cap (81), the other end and fixed support (2) are fixed by socket, described coupling shaft (4) is provided with one section of second teeth groove (85), output planetary that this second teeth groove (85) has been connected with a joggle wheel (83), outside and the output gear (82) of described output planetary wheel (83) are connected with a joggle, described output gear (82) is connected with a joggle in output planetary support (86), described output planetary support (86) is fixed by socket on fixed support (2), the middle part of described output planetary wheel (83) is equipped with output gear shaft (84), one end of described output gear shaft (84) is fixedly connected with the corresponding position of output planetary support (86) inner side surface, the other end is fixedly connected with the corresponding position exporting end cap (81), described twins steel ring (6) is fixed on the outer surface of wheel hub (1) corresponding position.
4. hub reduction device according to claim 3, it is characterized in that: described input end cap (54) inner chamber is provided with water-cooling tube, described water-cooling tube is provided with water intake (93) and water outlet (94) in the outside of input end cap (54).
5. hub reduction device according to claim 3, it is characterized in that: between described wheel hub (1) and fixed support (2), be provided with tapered roller bearing (10), between described line of input star-wheel (51) and input gear axle (52) and the output planetary joint of taking turns between (83) and output gear shaft (84) be equipped with needle bearing (11).
6. hub reduction device according to claim 5, is characterized in that: described line of input star-wheel (51) with between input gear axle (52) and output planetary take turns between (83) with output gear shaft (84) and be all fixedly connected with by cylindricality plug screw (13) of slotting.
7. hub reduction device according to claim 3, is characterized in that: described input gear ring (3), output gear (82), line of input star-wheel (51) are taken turns (83) with output planetary and be spur gear.
8. hub reduction device according to claim 3, it is characterized in that: between described input end cap (54), the first speed reducer, input planet stent (53), coupling shaft (4), the second speed reducer and output end cap (81), be formed with the first chamber (91), described input gear axle (52) and output gear shaft (84) are equipped with oilhole (12), each described oilhole (12) is all connected through with the first chamber (91), and this first chamber (91) is also connected through with oil mist separator (7).
9. hub reduction device according to claim 1, it is characterized in that: between the inwall of described wheel hub (1) and the outer wall of fixed support (2), be formed with the second chamber (92), described first chamber (91) and the second chamber (92) mutually through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510568106.6A CN105090450B (en) | 2015-09-09 | 2015-09-09 | Hub reduction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510568106.6A CN105090450B (en) | 2015-09-09 | 2015-09-09 | Hub reduction device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105090450A true CN105090450A (en) | 2015-11-25 |
| CN105090450B CN105090450B (en) | 2017-06-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510568106.6A Expired - Fee Related CN105090450B (en) | 2015-09-09 | 2015-09-09 | Hub reduction device |
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| Country | Link |
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| CN (1) | CN105090450B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107719100A (en) * | 2017-09-19 | 2018-02-23 | 杭州伯坦科技工程有限公司 | Electric automobile hub reduction gear assembly structure and its control method |
| CN111051080A (en) * | 2017-07-20 | 2020-04-21 | 依促迅欧洲私人有限公司 | Double-tyre rim |
| WO2021083789A1 (en) * | 2019-10-30 | 2021-05-06 | Comer Industries S.P.A. | Compact geared reduction unit for application with transmission shaft subjected to radial loads |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111051080A (en) * | 2017-07-20 | 2020-04-21 | 依促迅欧洲私人有限公司 | Double-tyre rim |
| US10946694B2 (en) | 2017-07-20 | 2021-03-16 | E-Traction Europe B.V. | Dual tyre rim |
| CN111051080B (en) * | 2017-07-20 | 2023-02-17 | 依促迅欧洲私人有限公司 | Double-tyre rim |
| CN107719100A (en) * | 2017-09-19 | 2018-02-23 | 杭州伯坦科技工程有限公司 | Electric automobile hub reduction gear assembly structure and its control method |
| WO2021083789A1 (en) * | 2019-10-30 | 2021-05-06 | Comer Industries S.P.A. | Compact geared reduction unit for application with transmission shaft subjected to radial loads |
| US11959541B2 (en) | 2019-10-30 | 2024-04-16 | Comer Industries S.P.A. | Compact geared reduction unit for application with transmission shaft subjected to radial loads |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105090450B (en) | 2017-06-27 |
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