CN209067824U - A kind of final drive casing - Google Patents
A kind of final drive casing Download PDFInfo
- Publication number
- CN209067824U CN209067824U CN201821952772.5U CN201821952772U CN209067824U CN 209067824 U CN209067824 U CN 209067824U CN 201821952772 U CN201821952772 U CN 201821952772U CN 209067824 U CN209067824 U CN 209067824U
- Authority
- CN
- China
- Prior art keywords
- molding
- oil duct
- installation cavity
- lifting lug
- bearing installation
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of final drive casings, including retarder ontology, drive bevel gear chamber, axis hole and first bearing install cavity, the retarder body interior is provided with the axis hole, described axis hole one end is provided with the drive bevel gear chamber, drive bevel gear chamber side is provided with the first bearing installation cavity, first bearing installation cavity side is provided with second bearing installation cavity, the upper oil duct of molding is provided on the second bearing installation cavity, the lower oil duct of molding is provided in the molding on the downside of oil duct, oil guiding hole is provided on oil duct under the molding, retarder ontology both ends are provided with external flange disk.Beneficial effect is: 1, the apparatus structure is simple, compact, stable, and flange terminal pad keeps connection more tight compact, and sealing effect is stronger；2, oil duct and oilhole can lubricate well each position inside device, and protective device increases the service life.
Description
Technical field
The utility model relates to retarder technical fields, more particularly to a kind of final drive casing.
Background technique
The mechanism that main reducing gear (final reduction drive) can change torque and revolving speed in drive axle.
Basic function is will to increase from the torque of speed changer or universal driving device, while reducing revolving speed and changing the transmitting of torque
Direction.Main reducing gear is made of a pair of or several pairs of speed reducing gear pairs.Power is inputted by driving gear and is exported through driven gear, is vapour
The main component for reducing revolving speed in vehicle power train, increasing torque.Currently, the lubrication of main reducing gear is usually in bevel housing
Top be provided with oil duct, the lubricating oil that drive bevel gear rotation drives drive bevel gear intracavitary enters upper oil duct, and flows into the
In cavity between one installing positions of bearings and second bearing installation site, driven wheel of differential and bearing are lubricated, subtracted
The lower part of fast device shell is provided with lower oil duct, and the lower oil duct left low and right high inclination, lubricating oil flow back to active conical tooth by lower oil duct
Take turns chamber, such iterative cycles, to realize the lubrication to retarder bearing.But the shortcomings that bevel housing oil channel structure
Be it is insufficient to the lubrication of second bearing, cause the serious wear of bearing, and main reducing gear service life caused to substantially reduce.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of final drive casing.
The utility model achieves the above object through the following technical schemes:
A kind of final drive casing, including retarder ontology, drive bevel gear chamber, axis hole and first bearing install cavity, institute
It states retarder body interior and is provided with the axis hole, described axis hole one end is provided with the drive bevel gear chamber, the initiative taper
Gear cavity side is provided with the first bearing installation cavity, and first bearing installation cavity side is provided with second bearing peace
It behave affectedly body, the upper oil duct of molding is provided on the second bearing installation cavity, is provided under molding on the downside of oil duct in the molding
Oil duct is provided with oil guiding hole on oil duct under the molding, retarder ontology both ends are provided with external flange disk, described external
Flange connecting hole is provided on ring flange, the flange connecting hole side is provided with from mantle tooth socket, and the flange connecting hole is another
Side is provided with molding lifting lug, and upper half lifting lug is provided on the molding lifting lug, and the retarder outer body is provided with outside
Deep floor.
In order to further increase the use function of final drive casing, the drive bevel gear chamber takes shape in the retarder sheet
Internal portion, the axis hole take shape in retarder ontology side, and the first bearing installation cavity forming is in the axis hole
Portion.
In order to further increase the use function of final drive casing, the second bearing installation cavity forming is in the axis hole
Inside, oil duct takes shape in inside the retarder body upper wall in the molding, and oil duct takes shape in the deceleration under the molding
Pars intramuralis under device ontology.
In order to further increase the use function of final drive casing, the oil guiding hole takes shape in the retarder ontology lower wall
Inside, the external flange disc molding take shape in the external flange in retarder ontology both ends, the flange connecting hole
On disk.
It is described to take shape in the retarder ontology from mantle tooth socket in order to further increase the use function of final drive casing
Interior, the molding lifting lug takes shape on the flange connecting hole, and the upper half lifting lug is connected by screw in the molding lifting lug
On.
In order to further increase the use function of final drive casing, it is external that the outside deep floor takes shape in retarder sheet
On wall, mutually matched half slot is formed on the molding lifting lug and the upper half lifting lug.
In order to further increase the use function of final drive casing, oil guiding hole one end connection forms lower oil duct, another
End connection first bearing installs cavity, and there are two the external flange disks, the first bearing installation cavity and second axis
Holding between installation cavity has a molding oil pocket.
Compared with prior art, the beneficial effects of the utility model are as follows:
1, the apparatus structure is simple, compact, stable, and flange terminal pad keeps connection more tight compact, and sealing effect is stronger；
2, oil duct and oilhole can lubricate well each position inside device, and protective device increases the service life.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
Some embodiments of the utility model, for those of ordinary skill in the art, in the premise of not making the creative labor property
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of sectional structure schematic diagram of final drive casing of the utility model；
Fig. 2 is a kind of front view structure schematic diagram of final drive casing of the utility model；
Fig. 3 is a kind of plan structure schematic diagram of final drive casing of the utility model.
The reference numerals are as follows:
1, retarder ontology；2, drive bevel gear chamber；3, axis hole；4, first bearing installs cavity；5, second bearing is installed
Cavity；6, oil duct in molding；7, lower oil duct is formed；8, oil guiding hole；9, external flange disk；10, flange connecting hole；11, from mantle
Tooth socket；12, lifting lug is formed；13, upper half lifting lug；14, outside deep floor.
Specific embodiment
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
The utility model is described in further detail with embodiment with reference to the accompanying drawing:
Embodiment one:
As shown in Figure 1-Figure 3, a kind of final drive casing, including retarder ontology 1, drive bevel gear chamber 2, axis hole 3 and
One bearing installs cavity 4, and retarder ontology 1 is internally provided with axis hole 3, and 3 one end of axis hole is provided with drive bevel gear chamber 2, actively
2 side of bevel gear chamber is provided with first bearing installation cavity 4, and first bearing installation 4 side of cavity is provided with second bearing installation
Cavity 5, second bearing are installed and are provided with the upper oil duct 6 of molding on cavity 5, are provided with the lower oil duct 7 of molding in molding on the downside of oil duct 6,
It forms and is provided with oil guiding hole 8 on lower oil duct 7,1 both ends of retarder ontology are provided with external flange disk 9, are arranged on external flange disk 9
There is flange connecting hole 10,10 side of flange connecting hole is provided with from mantle tooth socket 11, and 10 other side of flange connecting hole is provided with into
Type lifting lug 12 forms and is provided with upper half lifting lug 13 on lifting lug 12, and outside deep floor 14 is provided on the outside of retarder ontology 1.
Embodiment two:
The difference between this embodiment and the first embodiment lies in drive bevel gear chamber 2 takes shape in retarder ontology in the present embodiment
Inside 1, axis hole 3 takes shape in 1 side of retarder ontology, and first bearing installation cavity 4 takes shape in inside axis hole 3.
Specifically, the installation transmission shaft that device can be made stable is arranged in this way.
The concrete operating principle of the utility model are as follows: in use device, retarder ontology 1 plays support interior arrangement first
Effect, device install when, by transmission shaft be inserted into axis hole 3 in, by first bearing from axis be one end set connect, inlay into first axle
It holds in installation cavity 4, from axis is being that other end set connects by second bearing, inlay into second bearing installation cavity 5, it will be actively
Bevel gear is mounted on one end of axis, and lubricating oil oil duct 7 under forming, which flows into, is lubricated inside, and a part of oil liquid passes through Oil Guide
Hole 8 lubricates first bearing, then flows back to from the upper oil duct 6 of molding, plays lubricating action to device, flange connecting hole 10 plays solid
Surely the effect sealed, forms lifting lug 12 and upper half lifting lug 13 plays the role of fixed reduction gearing and axis, outside deep floor 14
Keep device more stable.
The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry
It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this
The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change
And improvement, these various changes and improvements fall within the scope of the claimed invention.
Claims (7)
1. a kind of final drive casing, it is characterised in that: including retarder ontology (1), drive bevel gear chamber (2), axis hole (3) and
One bearing installs cavity (4), and the retarder ontology (1) is internally provided with the axis hole (3), axis hole (3) one end setting
There is the drive bevel gear chamber (2), drive bevel gear chamber (2) side is provided with first bearing installation cavity (4), institute
It states first bearing installation cavity (4) side and is provided with second bearing installation cavity (5), the second bearing is installed on cavity (5)
It is upper oil duct (6) to be provided with molding, is provided under molding oil duct (7) on the downside of oil duct (6) in the molding, oil duct under the molding
(7) it is provided on oil guiding hole (8), retarder ontology (1) both ends are provided with external flange disk (9), the external flange disk
(9) it is provided on flange connecting hole (10), flange connecting hole (10) side is provided with from mantle tooth socket (11), the flange
Connecting hole (10) other side is provided with molding lifting lug (12), is provided with upper half lifting lug (13) on the molding lifting lug (12), described
Outside deep floor (14) is provided on the outside of retarder ontology (1).
2. a kind of final drive casing according to claim 1, it is characterised in that: the drive bevel gear chamber (2) takes shape in
The retarder ontology (1) is internal, and the axis hole (3) takes shape in retarder ontology (1) side, the first bearing installation
It is internal that cavity (4) takes shape in the axis hole (3).
3. a kind of final drive casing according to claim 1, it is characterised in that: second bearing installation cavity (5) at
Type is internal in the axis hole (3), and oil duct (6) takes shape in pars intramuralis on the retarder ontology (1), the molding in the molding
Lower oil duct (7) takes shape in pars intramuralis under the retarder ontology (1).
4. a kind of final drive casing according to claim 1, it is characterised in that: the oil guiding hole (8) takes shape in described subtract
Pars intramuralis under fast device ontology (1), the external flange disk (9) take shape in retarder ontology (1) both ends, the flanged joint
Hole (10) takes shape on the external flange disk (9).
5. a kind of final drive casing according to claim 1, it is characterised in that: described to take shape in institute from mantle tooth socket (11)
It states in retarder ontology (1), the molding lifting lug (12) takes shape on the flange connecting hole (10), the upper half lifting lug (13)
It is connected by screw on the molding lifting lug (12).
6. a kind of final drive casing according to claim 1, it is characterised in that: the outside deep floor (14) takes shape in
On retarder ontology (1) outer wall, mutually matched semicircle is formed on the molding lifting lug (12) and the upper half lifting lug (13)
Slot.
7. a kind of final drive casing according to claim 1, it is characterised in that: oil guiding hole (8) one end connection molding
Lower oil duct (7), the other end are connected to first bearing installation cavity (4), and there are two the external flange disks (9), the first bearing
There is a molding oil pocket between installation cavity (4) and second bearing installation cavity (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821952772.5U CN209067824U (en) | 2018-11-26 | 2018-11-26 | A kind of final drive casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821952772.5U CN209067824U (en) | 2018-11-26 | 2018-11-26 | A kind of final drive casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209067824U true CN209067824U (en) | 2019-07-05 |
Family
ID=67100271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821952772.5U Expired - Fee Related CN209067824U (en) | 2018-11-26 | 2018-11-26 | A kind of final drive casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209067824U (en) |
-
2018
- 2018-11-26 CN CN201821952772.5U patent/CN209067824U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190705 Termination date: 20191126 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |