CN205401635U - Ratchet differential mechanism - Google Patents
Ratchet differential mechanism Download PDFInfo
- Publication number
- CN205401635U CN205401635U CN201620150653.2U CN201620150653U CN205401635U CN 205401635 U CN205401635 U CN 205401635U CN 201620150653 U CN201620150653 U CN 201620150653U CN 205401635 U CN205401635 U CN 205401635U
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- ratchet
- packing ring
- ratchet mechanism
- differential mechanism
- outside shell
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Abstract
The utility model discloses a ratchet differential mechanism, including left shell, right shell, packing ring, left ratchet, right ratchet, wherein left ratchet installs in left shell inside and can be rotary motion, and right ratchet installs in right shell inside and can be rotary motion, and left ratchet and right ratchet set up in opposite directions on same axis, the one end that the packing ring was kept away from to left side shell is equipped with the first bearing that is used for installing left ratchet, the one end that right shell kept away from the packing ring is equipped with the second bearing that is used for installing right ratchet, a left side shell, right shell and the laminating of packing ring are held to be equipped with and are used for installing simultaneously left ratchet and right ratchet's third bearing. This kind of stability and security that the design improves the vehicle, simple structure, cost reduction is of value to the consumer.
Description
Technical field
This utility model relates to a kind of switch board, particularly to a kind of ratchet differential mechanism.
Background technology
At present, along with socio-economic development, type of vehicle and quantity increase substantially, including automobile, small-sized electric vehicle, electro-tricycle, motor-tricycle etc., if the driving wheel of vehicle is rigidly connected with a bearing, then two-wheeled can only rotate with identical angular velocity, so, when Vehicular turn travels, owing to outboard wheels is bigger than the distance that inboard wheel moves past, outboard wheels will be made to produce sliding dragging while rolling, and inboard wheel produces to trackslip while rolling.Not only aggravate tire wear during wheel skid, increase power and fuel consumption, Vehicular turn difficulty, braking ability also can be made to be deteriorated, for making wheel not slide as far as possible, structurally must assure that each wheel can rotate with different angular velocity, this just facilitates the birth of differential mechanism.Open differential is made up of parts such as planetary gear, planetary wheel carrier, axle shaft gears, and the power of electromotor enters differential mechanism through power transmission shaft, directly drives planetary wheel carrier, then is driven left and right two semiaxis by planetary gear, drives left and right wheel respectively.But the functional structure of satellite differential is complicated, relatively costly, is unfavorable for the vehicle of more small-sized economy such as the reduction of vehicle price, particularly electro-tricycle, motor-tricycle etc., it is necessary to the differential mechanism that a simple in construction, cost are low.
Utility model content
The purpose of utility model: the open a kind of ratchet differential mechanism of this utility model, it is possible to improving stability and safety that vehicle runs, it is achieved simplify the structure, conveniently install, be beneficial to a large amount of production, cost reduces, and is of value to consumer.
nullTechnical scheme: in order to realize object above，The utility model discloses a kind of ratchet differential mechanism，Including left outside shell、Right casing、Packing ring、Left ratchet mechanism、Right ratchet mechanism，Wherein left outside shell and right casing are arranged on packing ring both sides，Left ratchet mechanism is arranged on left enclosure and can do unidirectional rotary motion，Right ratchet mechanism is arranged on right casing inside and can do unidirectional rotary motion，Left ratchet mechanism and right ratchet mechanism are oppositely arranged on the same axis，And it is provided with gap between left ratchet mechanism and right ratchet mechanism，Described left outside shell is provided with the clutch shaft bearing for installing left ratchet mechanism away from one end of packing ring，Described right casing is provided with the second bearing for installing right ratchet mechanism away from one end of packing ring，Described left outside shell、The laminating end of right casing and packing ring is provided with the 3rd bearing for installing left ratchet mechanism and right ratchet mechanism simultaneously.The design of above-mentioned bearing can ensure that axiality and the stability of left and right ratchet mechanism, it is possible to improves the left and right pivotal smoothness of ratchet mechanism, improves the stability that vehicle runs.This it is designed with the mutually independent ratchet driving structure in left and right, when turning, left and right two-wheeled moves ahead according to self speed respectively, makes vehicle stabilization, not easily turns on one's side, ensure that the safety of the personnel of riding, and this ratchet mechanism simple in construction, easy for installation, it is beneficial to a large amount of production, cost reduces, and is of value to consumer.
Further, above-mentioned a kind of ratchet differential mechanism, described left ratchet mechanism includes left ratchet, left pawl, left inside core and left hollow axle, wherein left inside core is arranged on inside the left hollow axle axle away from packing ring one end, left ratchet and left pawl are arranged on outside the axle of the left hollow axle other end, described right ratchet mechanism includes right ratchet, right ratchet, right inner core and right hollow axle, wherein right inner core is arranged on inside the right hollow axle axle away from packing ring one end, and right ratchet and right ratchet are arranged on outside the axle of the right hollow axle other end.Left and right inner core is connected to left and right wheel rim, this design compact conformation respectively through axle, and has interchangeability, it is possible to suitable in multiple vehicle.
Further, above-mentioned a kind of ratchet differential mechanism, is provided with sealing ring, and left outside shell is provided with the mounting groove adapted with sealing ring shape between described left outside shell and packing ring, it is provided with sealing ring between described right casing and packing ring, and right casing is provided with the mounting groove adapted with sealing ring shape.This design improves the sealing of differential mechanism, it is prevented that lubricating oil spills, and is prevented from dust storm dust and enters the operation of people's each parts of differential mechanism internal influence, improves differential mechanism service life.
Further, above-mentioned a kind of ratchet differential mechanism, described packing ring peripheral shape is profile of tooth.This design can with outer gear or chain interoperation, it is achieved the outside driving to this differential mechanism, the i.e. driving to vehicle.
Further, above-mentioned a kind of ratchet differential mechanism, described left outside shell periphery is provided with the first interface connecting brake system.This design can realize the braking of this differential mechanism, namely realizes the braking to vehicle.
Further, above-mentioned a kind of ratchet differential mechanism, described right casing periphery is provided with the second interface connecting fly wheel system.This differential mechanism can be carried out speed governing by this design, namely realizes the speed governing to vehicle
Further, above-mentioned a kind of ratchet differential mechanism, described left outside shell and right casing are provided with one group of upper bearing (metal) mounting groove, left ratchet mechanism and right ratchet mechanism and are provided with one group of lower bearing mounting groove.This design compact conformation, easy to process, and be easily installed.
Further, above-mentioned a kind of ratchet differential mechanism, described left ratchet mechanism is mirror symmetry with the structure of right ratchet mechanism.This design makes simple in construction, it is possible to reduce cost.
Further, above-mentioned a kind of ratchet differential mechanism, described left outside shell, being provided with the screw of one group of annular array between packing ring and right casing, and one of them shell is provided with the female thread adapted with screw thread shape, another shell is provided with the counterbore adapted with screw form.This design is easy to assemble, and cost is low, also can play and well connect fastening effect.
Technique scheme can be seen that, this utility model has the advantages that a kind of ratchet differential mechanism described in the utility model, it is especially suitable for the vehicle more small-sized compared with low speed suitable in multiple vehicle, meeting differential requirement when turning, improve intact stability and safety, it is simple and compact for structure, easy for installation, it is prone to volume production, with low cost, it is of value to consumer.
Accompanying drawing explanation
Fig. 1 is a kind of ratchet differential mechanism sectional structure chart described in the utility model；
Fig. 2 is a kind of ratchet differential mechanism left side structure figure described in the utility model；
Fig. 3 is a kind of ratchet differential mechanism right side structure figure described in the utility model；
Fig. 4 is the schematic diagram of described sealing ring mounting groove and bearing mounting groove.
In figure: the left outside shell of 1-, 2-right casing, 3-packing ring, the left ratchet mechanism of 4-, the right ratchet mechanism of 5-, the left ratchet of 6-, 7-left pawl, the left inside core of 8-, the left hollow axle of 9-, the right ratchet of 10-, the right ratchet of 11-, the right inner core of 12-, the right hollow axle of 13-, 14-clutch shaft bearing, 15-the second bearing, 16-the 3rd bearing, 17-sealing ring, 18-mounting groove, 19-profile of tooth, 20-first interface, 21-the second interface, 22-upper bearing (metal) mounting groove, 23-lower bearing mounting groove, 24-screw, 25-female thread, 26-counterbore.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model detailed description of the invention is described in detail.
Embodiment
nullA kind of ratchet differential mechanism of the present utility model，As shown in Figures 1 to 4，Including left outside shell 1、Right casing 2、Left ratchet mechanism 4、Right ratchet mechanism 5、Packing ring 3 with profile of tooth，Wherein left outside shell 1 and right casing 2 are arranged on packing ring 3 both sides，Three is fixed by the screw 24 of one group of annular array，And left outside shell 1 and right casing 2 are respectively equipped with sealing ring and realize the sealing to differential mechanism，Left ratchet mechanism 4 is by clutch shaft bearing 14、It is internal and can independent unidirectional rotary that 3rd bearing 16 is arranged on left outside shell 1，Right ratchet mechanism 5 is by the second bearing 15、It is internal and can independent unidirectional rotary that 3rd bearing 16 is arranged on right casing 2，This left ratchet mechanism 4 includes left ratchet 6、Left pawl 7、Left inside core 8 and left hollow axle 9，Left inside core 8 it is provided with in the axle of its hollow mandrel 9 one end，The axle of the other end is provided externally with left ratchet 6 and left pawl 7，Right ratchet mechanism 5 is mirrored symmetry with left ratchet mechanism 4，Left and right inner core is connected to left and right wheel rim respectively through axle，When connecting the axle of different length，Distance between the wheel rim of left and right is also different，Or by connecting different types of axle，It is applied to the vehicle of polytype or model；Outer gear or chain drive differential mechanism by the packing ring 3 with profile of tooth, differential mechanism drives left and right wheel rim to rotate, left ratchet mechanism 4 and right ratchet mechanism 5 are independent mutually, when vehicle normal straight-ahead operation, left and right wheels Lap Time degree is consistent, when the vehicle is turning, within the identical time, outboard wheel circle needs the path of process longer, it is thus desirable to linear velocity bigger than inner side wheel rim, characteristic due to ratchet mechanism, when the rotating speed of outboard wheels exceedes the rotating speed of differential mechanism entirety, ratchet slips over the ratchet back of tooth, make the rotating speed that ratchet mechanism rotating speed outside this is overall more than differential mechanism, thus realizing the differential function of differential mechanism.
It addition, left outside shell 1 connects brake system by first interface 20, so, brake system just can be passed through left outside shell 1 and drive differential mechanism, thus drives wheel rim, it is achieved brake function；Right casing 2 connects fly wheel system by the second interface 21, and so, fly wheel system just can pass through right casing 2 and drive differential mechanism, thus drives wheel rim, it is achieved speed-regulating function.In addition, it is necessary to it is noted that first interface 20 can also be arranged on right casing 2, the second interface 21 can also be arranged on left outside shell 1, or other external interfaces are set on the shell of left and right to drive differential mechanism.
The above is only preferred implementation of the present utility model; it is noted that for those skilled in the art, under the premise without departing from this utility model principle; can also making some improvement, these improvement also should be regarded as protection domain of the present utility model.
Claims (9)
1. a ratchet differential mechanism, it is characterized in that: include left outside shell (1), right casing (2), packing ring (3), left ratchet mechanism (4), right ratchet mechanism (5), wherein left outside shell (1) and right casing (2) are arranged on packing ring (3) both sides, left ratchet mechanism (4) is arranged on left outside shell (1) inside and can do unidirectional rotary motion, right ratchet mechanism (5) is arranged on right casing (2) inside and can do unidirectional rotary motion, left ratchet mechanism (4) and right ratchet mechanism (5) are oppositely arranged on the same axis, and it is provided with gap between left ratchet mechanism (4) and right ratchet mechanism (5)；
Described left outside shell (1) is provided with the clutch shaft bearing (14) for installing left ratchet mechanism (4) away from one end of packing ring (3), described right casing (2) is provided with the second bearing (15) for installing right ratchet mechanism (5) away from one end of packing ring (3), described left outside shell (1), right casing (2) and packing ring (3) laminating end be provided with the 3rd bearing (16) for installing left ratchet mechanism (4) and right ratchet mechanism (5) simultaneously.
2. a kind of ratchet differential mechanism according to claim 1, it is characterized in that: described left ratchet mechanism (4) includes left ratchet (6), left pawl (7), left inside core (8) and left hollow axle (9), wherein left inside core (8) is arranged on inside the left hollow axle (9) axle away from packing ring (3) one end, left ratchet (6) and left pawl (7) are arranged on outside the axle of left hollow axle (9) other end, described right ratchet mechanism (5) includes right ratchet (10), right ratchet (11), right inner core (12) and right hollow axle (13), wherein right inner core (12) is arranged on inside the right hollow axle (13) axle away from packing ring (3) one end, right ratchet (10) and right ratchet (11) are arranged on outside the axle of right hollow axle (13) other end.
3. a kind of ratchet differential mechanism according to claim 1, it is characterized in that: between described left outside shell (1) and packing ring (3), be provided with sealing ring (17), and left outside shell (1) is provided with the mounting groove (18) adapted with sealing ring (17) shape, it also is provided with sealing ring (17) between described right casing (2) and packing ring (3), and right casing (2) is provided with the mounting groove (18) adapted with sealing ring (17) shape.
4. a kind of ratchet differential mechanism according to claim 1, it is characterised in that: described packing ring (3) peripheral shape is profile of tooth (19).
5. a kind of ratchet differential mechanism according to claim 1, it is characterised in that: described left outside shell (1) periphery is provided with the first interface (20) connecting brake system.
6. a kind of ratchet differential mechanism according to claim 1, it is characterised in that: described right casing (2) periphery is provided with the second interface (21) connecting fly wheel system.
7. a kind of ratchet differential mechanism according to claim 1, it is characterized in that: described left outside shell (1) and right casing (2) are provided with one group of upper bearing (metal) mounting groove (22), left ratchet mechanism (4) and right ratchet mechanism (5) and are provided with one group of lower bearing mounting groove (23).
8. a kind of ratchet differential mechanism according to claim 1, it is characterised in that: described left ratchet mechanism (4) is mirror symmetry with the structure of right ratchet mechanism (5).
9. a kind of ratchet differential mechanism according to claim 1, it is characterized in that: between described left outside shell (1), packing ring (3) and right casing (2), be provided with screw (24), and one of them shell is provided with the female thread (25) adapted with screw (24) screw thread form, another shell is provided with the counterbore (26) adapted with screw (24) shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620150653.2U CN205401635U (en) | 2016-02-29 | 2016-02-29 | Ratchet differential mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620150653.2U CN205401635U (en) | 2016-02-29 | 2016-02-29 | Ratchet differential mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205401635U true CN205401635U (en) | 2016-07-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620150653.2U Expired - Fee Related CN205401635U (en) | 2016-02-29 | 2016-02-29 | Ratchet differential mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205401635U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107084236A (en) * | 2017-06-09 | 2017-08-22 | 张晓俊 | Differential mechanism, transmission device and vehicle |
-
2016
- 2016-02-29 CN CN201620150653.2U patent/CN205401635U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107084236A (en) * | 2017-06-09 | 2017-08-22 | 张晓俊 | Differential mechanism, transmission device and vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160727 Termination date: 20170229 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |