CN208331172U - Differential assembly - Google Patents
Differential assembly Download PDFInfo
- Publication number
- CN208331172U CN208331172U CN201820650443.9U CN201820650443U CN208331172U CN 208331172 U CN208331172 U CN 208331172U CN 201820650443 U CN201820650443 U CN 201820650443U CN 208331172 U CN208331172 U CN 208331172U
- Authority
- CN
- China
- Prior art keywords
- gear
- shaft
- rear shell
- input shaft
- front housing
- Prior art date
- 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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Links
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 239000003921 oil Substances 0.000 claims description 32
- 239000000945 filler Substances 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 238000010926 purge Methods 0.000 claims description 4
- 239000010687 lubricating oil Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model relates to differential mechanisms, disclose differential assembly, it includes front housing and rear shell, front housing is fixed in rear shell, driving mechanism is equipped in rear shell, transmission mechanism and output mechanism, driving mechanism includes the motor of input shaft and driving input shaft, motor band driven input shaft rotation provides driving power, transmission mechanism includes jackshaft and differential gear, gear ring on jackshaft on input shaft gear ring and differential gear engage, output mechanism includes planetary gear, input shaft is engaged with the gear on jackshaft, output mechanism includes planetary gear shaft, planetary gear and two axle shaft gears, gear ring in planetary gear shaft is engaged with differential gear and two axle shaft gears, planetary gear shaft is mutually perpendicular to input shaft, two axle shaft gears are set to the two sides of planetary gear shaft.The utility model is compact-sized, and rationally, end face run-out reduces when operation for shell and internal moving parts cooperation；High-efficient, noise is small when operation；House portion structure intensity is big, life.
Description
Technical field
The utility model relates to differential mechanisms, more particularly to differential assembly.
Background technique
Differential design is complicated in the prior art, and volume is excessive, and shell and internal moving parts cooperation are loose, end when operation
Face bounce subtracts that big noise is big, and in addition existing differential mechanism casing structure intensity is low, is easily damaged.
Utility model content
The utility model is directed to the problems of the prior art, provides differential assembly.
In order to solve the above-mentioned technical problem, the utility model is addressed by following technical proposals:
Differential assembly comprising front housing and rear shell, front housing are fixed in rear shell, and driving mechanism, transmission are equipped in rear shell
Mechanism and output mechanism, driving mechanism include the motor of input shaft and driving input shaft, and motor band driven input shaft rotation provides drive
Dynamic power, transmission mechanism include jackshaft and differential gear, and jackshaft is equipped with two-stage gear, level-one driven gear be used as from
Moving gear is engaged with the gear ring on input shaft, secondary gear and is above engaged with final gear, and output mechanism includes planetary gear
Axis, planetary gear and two axle shaft gears, the gear ring in planetary gear shaft are engaged with final gear and two axle shaft gears, row
Star gear shaft is mutually perpendicular to input shaft, and two axle shaft gears are set to the two sides of planetary gear shaft.
Preferably, be equipped with bearing in input shaft, jackshaft, differential axle and side gear shaft, by bearing with
Rear shell rotation connection.
Preferably, being additionally provided with oil box in rear shell, oil box is fixed on the side of each gear ring, oil box by pressing plate fitted bolt
It is equipped with outlet tube, outlet tube extends at gear ring and provides lubricating oil for gear ring.
Preferably, the downside of rear shell is additionally provided with drain oil, bleeder plug is equipped in drain oil.
Preferably, the downside of rear shell is additionally provided with oil filler point and drain oil, note is respectively equipped in oil filler point and drain oil
Whelk plug and purge cock.
Preferably, front housing and rear shell are equipped with multiple boss, boss is located at the opposite place in each axis two sides, wherein front housing
It is opposite with side gear shaft in upper place opposite with input shaft, front housing locate, after cover and inputted in opposite place and rear shell with axle shaft gear
Through-hole is equipped in the middle part of the boss of axis through part.
Preferably, front housing and the boss peripheral surface of rear shell are equipped with reinforcing rib, diameter extended line of the reinforcing rib along boss
The direction at place is arranged.
Preferably, front housing includes upper and lower two parts, the edge of upper portion is circle, and the edge of lower portion is arch
Shape, upper portion outer surface protrude from lower portion outer surface, and upper portion is equipped with multiple mounting holes；The lower half of upper portion
Portion is equipped with the mounting plate of multiple stretchings, and mounting plate is equipped with mounting hole, is equipped with pin in mounting hole, the pin on mounting plate passes through
Side section is worn to protrude into and mould assembling bolt is cooperated to connect with rear shell.
The utility model is due to using above technical scheme, and have significant technical effect: the utility model structure is tight
It gathers, rationally, end face run-out reduces when operation for shell and internal moving parts cooperation；High-efficient, noise is small when operation；Housing parts
Structural strength is big, life.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the utility model.
Fig. 2 is the structural schematic diagram of front housing.
Fig. 3 is the structural schematic diagram of rear shell.
The toponym that each number designation is referred in attached drawing is as follows: 1-front housing, 2-pins, 3-mould assembling bolts, 4-
Input shaft, 5-rear shells, 6-midship shaft bearings, 7-jackshafts, 8-level-one driven gears, 9-bolts, 10-differential axles
It holds, 11-output shaft oil sealings, 12-axle shaft gear retaining rings, 13-final gears, 14-bearing of input shaft, 15-input shafting oils
Envelope, 16-O-rings, 17-O-rings, 18-snap rings, 19-differential casings, 20-slot pins, 21-thrust rings, 22-half axle gears
Wheel, 23-planetary gears, 24-planetary gear shafts, 25-breather plugs, 26-oil boxs, 27-follower bolts, 28-purge cocks,
29-oil fill plugs.
Specific embodiment
The utility model is described in further detail with embodiment with reference to the accompanying drawing.
Embodiment
Differential assembly, as shown in Figure 1-Figure 3 comprising front housing 1 and rear shell 5, front housing 1 are fixed in rear shell 5, rear shell 5
Interior to be equipped with driving mechanism, transmission mechanism and output mechanism, driving mechanism includes the motor of input shaft 4 and driving input shaft 4, motor
The band rotation of driven input shaft 4 provides driving power, and transmission mechanism includes jackshaft 7 and differential gear, and jackshaft 7 is equipped with two-stage
Gear, level-one driven gear 8 are engaged as driven gear with the gear ring on input shaft 4, secondary gear and are above engaged with main deceleration
Gear 13, output mechanism include planetary gear shaft 24, planetary gear 23 and two axle shaft gears 22, the tooth in planetary gear shaft 24
Circle is engaged with final gear 13 and two axle shaft gears 22, and planetary gear shaft 24 is mutually perpendicular to input shaft 4, two half axle gears
Wheel 22 is set to the two sides of planetary gear shaft 24.Input shaft oil seal 11, the output of axle shaft gear 22 are equipped between input shaft 4 and shell
Output shaft oil sealing 11 is equipped between axis and shell.O-ring 16 is additionally provided on 4 extension of input shaft, the boss of corresponding position is equipped with O
Type circle 17.Level-one driven gear is equipped with snap ring 18.Output mechanism further includes differential casing 19, and output mechanism is by differential carrier
Body 19 surrounds, and differential casing 19 is fixed in rear shell 5 by slot pin 20.
It is equipped with bearing on input shaft 4,22 axis of jackshaft 7, differential axle and axle shaft gear, passes through bearing and rear shell 5
Rotation connection.Differential bearing 10,4 bearing 14 of input shaft, 7 bearing 6 of jackshaft are shown in figure.
It is additionally provided with oil box 26 in rear shell 5, oil box 26 is fixed on the side of each gear ring by pressing plate fitted bolt, on oil box 26
Equipped with outlet tube, outlet tube extends at gear ring and provides lubricating oil for gear ring.
The downside of rear shell 5 is additionally provided with oil filler point and drain oil, and oil fill plug 29 is respectively equipped in oil filler point and drain oil
With purge cock 28.
The side wall of rear shell 5 is equipped with venthole, is equipped with breather plug 25 in venthole.
Front housing 1 and rear shell 5 are equipped with multiple boss, and boss is located at that each axis two sides are opposite to be located, wherein on front housing 1 with it is defeated
Enter the opposite place of axis 4, place opposite with 22 axis of axle shaft gear on front housing 1, after cover and inputted on axle shaft gear 22 relatively place and rear shell 5
Through-hole is equipped in the middle part of the boss of 4 through part of axis.
Front housing 1 and the boss peripheral surface of rear shell 5 are equipped with reinforcing rib, the side where diameter extended line of the reinforcing rib along boss
To setting.
Front housing 1 includes upper and lower two parts, and the edge of upper portion is circle, and the edge of lower portion is arch, upside
Partial outer face protrudes from lower portion outer surface, and upper portion is equipped with multiple mounting holes；The lower half of upper portion is equipped with
The mounting plate of multiple stretchings, mounting plate are equipped with mounting hole, pin 2 are equipped in mounting hole, under the pin 2 on mounting plate runs through
Side section protrudes into and mould assembling bolt 3 is cooperated to connect with rear shell 5.
In short, the above is only the preferred embodiment of the present invention, it is all according to present utility model application the scope of the patents institute
The equivalent changes and modifications of work should all belong to the covering scope of the utility model patent.
Claims (8)
1. differential assembly comprising front housing (1) and rear shell (5), front housing (1) are fixed on rear shell (5), it is characterised in that: after
Driving mechanism, transmission mechanism and output mechanism are equipped in shell (5), driving mechanism includes input shaft (4) and driving input shaft (4)
Motor, motor band driven input shaft (4) rotation provide driving power, and transmission mechanism includes jackshaft (7) and differential gear, centre
Axis (7) is equipped with two-stage gear, and level-one driven gear (8) is engaged as driven gear with the gear ring on input shaft (4), secondary gear
It takes turns and is above engaged with final gear (13), output mechanism includes planetary gear shaft (24), planetary gear (23) and two semiaxis
Gear (22), the gear ring in planetary gear shaft (24) are engaged with final gear (13) and two axle shaft gears (22), planet tooth
Wheel shaft (24) is mutually perpendicular to input shaft (4), and two axle shaft gears (22) are set to the two sides of planetary gear shaft (24).
2. differential assembly according to claim 1, it is characterised in that: input shaft (4), jackshaft (7), differential axle and
It is equipped with bearing on axle shaft gear (22) axis, is connected by bearing and rear shell (5) rotation.
3. differential assembly according to claim 1, it is characterised in that: be additionally provided with oil box (26), oil box in rear shell (5)
(26) side of each gear ring is fixed on by pressing plate fitted bolt, oil box (26) is equipped with outlet tube, and outlet tube extends to gear ring
Place provides lubricating oil for gear ring.
4. differential assembly according to claim 3, it is characterised in that: the downside of rear shell (5) is additionally provided with drain oil, puts
Bleeder plug is equipped in oilhole.
5. differential assembly according to claim 1, it is characterised in that: the downside of rear shell (5) be additionally provided with oil filler point and
Oil fill plug (29) and purge cock (28) are respectively equipped in drain oil, oil filler point and drain oil.
6. differential assembly according to claim 1, it is characterised in that: front housing (1) is equipped with multiple convex with rear shell (5)
Platform, boss are located at that each axis two sides are opposite to be located, wherein on front housing (1) with input shaft (4) opposite place, on front housing (1) and semiaxis
The opposite place of gear (22) axis, after cover in the boss of axle shaft gear (22) with respect to input shaft (4) through part in place and rear shell (5)
Portion is equipped with through-hole.
7. differential assembly according to claim 6, it is characterised in that: the boss peripheral surface of front housing (1) and rear shell (5)
Direction setting equipped with reinforcing rib, where diameter extended line of the reinforcing rib along boss.
8. differential assembly according to claim 1, it is characterised in that: front housing (1) includes upper and lower two parts, upper lateral part
The edge divided is circle, and the edge of lower portion is arch, and upper portion outer surface protrudes from lower portion outer surface, upper lateral part
Divide and is equipped with multiple mounting holes；The lower half of upper portion is equipped with the mounting plate of multiple stretchings, and mounting plate is equipped with mounting hole, peace
Dress is equipped with pin (2) in hole, and the pin (2) on mounting plate protrudes into through lower portion and cooperates mould assembling bolt (3) and rear shell
(5) it connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820650443.9U CN208331172U (en) | 2018-05-03 | 2018-05-03 | Differential assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820650443.9U CN208331172U (en) | 2018-05-03 | 2018-05-03 | Differential assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208331172U true CN208331172U (en) | 2019-01-04 |
Family
ID=64779931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820650443.9U Active CN208331172U (en) | 2018-05-03 | 2018-05-03 | Differential assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208331172U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220221043A1 (en) * | 2021-01-14 | 2022-07-14 | Toyota Jidosha Kabushiki Kaisha | Differential housing |
-
2018
- 2018-05-03 CN CN201820650443.9U patent/CN208331172U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220221043A1 (en) * | 2021-01-14 | 2022-07-14 | Toyota Jidosha Kabushiki Kaisha | Differential housing |
| US11619293B2 (en) * | 2021-01-14 | 2023-04-04 | Toyota Jidosha Kabushiki Kaisha | Differential housing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Differential assembly Granted publication date: 20190104 Pledgee: Bank of China Limited Jinhua Wucheng sub branch Pledgor: JINHUA XINHUA GEAR Co.,Ltd. Registration number: Y2024980000275 |