CN105402386B - Hydraulic power axle gear box - Google Patents
Hydraulic power axle gear box Download PDFInfo
- Publication number
- CN105402386B CN105402386B CN201510970136.XA CN201510970136A CN105402386B CN 105402386 B CN105402386 B CN 105402386B CN 201510970136 A CN201510970136 A CN 201510970136A CN 105402386 B CN105402386 B CN 105402386B
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- CN
- China
- Prior art keywords
- bearing
- assembly
- input
- axle
- gear
- 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.)
- Active
Links
- 238000003860 storage Methods 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 7
- 210000004907 gland Anatomy 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 3
- 238000010926 purge Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 abstract description 7
- 238000005461 lubrication Methods 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 51
- 238000003801 milling Methods 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000012208 gear oil Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/0421—Guidance of lubricant on or within the casing, e.g. shields or baffles for collecting lubricant, tubes, pipes, grooves, channels or the like
- F16H57/0423—Lubricant guiding means mounted or supported on the casing, e.g. shields or baffles for collecting lubricant, tubes or pipes
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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
-
- 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
-
- 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
- F16H57/0421—Guidance of lubricant on or within the casing, e.g. shields or baffles for collecting lubricant, tubes, pipes, grooves, channels or the like
- F16H57/0424—Lubricant guiding means in the wall of or integrated with the casing, e.g. grooves, channels, holes
-
- 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
-
- 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
- F16H57/0457—Splash lubrication
Abstract
The invention discloses a kind of hydraulic power axle gear box used for rail vehicle, including babinet assembly, input axle assembly, countershaft assembly, export axle assembly and breather, the outside diameter of gear of the input gear axle of input axle assembly is less than the diameter of input shaft solid box bore；Input shaft integrated bearing block and plummer block seat are equipped with corresponding first oil trap, upper box is equipped with the second oil trap, lower box is equipped with the 3rd oil trap, input shaft integrated bearing block, plummer block seat, output shaft bearing seat are equipped with corresponding oil storage cabin, and oil guide plate is set on the observation window of upper box；Each oil trap is communicated with corresponding bearing respectively, and each oil storage cabin rib is highly at least above at the 1/3 ~ 1/2 of corresponding bearing lowest point roller height；The input terminal of input axle assembly is rotated at perforation, the output terminal of countershaft assembly is rotated at perforation and is equipped with sealing structure at the rotation perforation of export axle assembly；The present invention is compact-sized, rationally distributed, and lubrication is reliable.
Description
Technical field
The present invention relates to a kind of rail vehicle actuating unit, more particularly to one kind to have low speed working condition and high speed
The rail vehicle high-speed driving axle gear box of traveling operating mode mixing.
Background technology
Subway upkeep operation vehicle --- subway milling car, is the professional vehicle for aiming at the design of rail of subway plastic operation,
Meet the gauge requirement of subway.Milling is periodically carried out to rail using rail milling car, rail corrugation can not only be eliminated, together
When can also remove the contact fatigue layer of Rail Surface, prevent rail head from peeling off chip off-falling, effectively extend rail service life, reduce wheel track
Noise, improves train operation stationarity and passenger's ride quality.
As the rapid development of China's economy and the quickening of urbanization process, China's subway construction are rapid.Transported with subway
Amount increase and the raising of train operation density, maintenance efficiency and quality to subway line it is also proposed tightened up requirement, especially
Being related to the rail maintenance of railcar safe operation becomes more and more important.For this reason, efficiently, the subway milling car of high reliability into
For the new demand of metro company.
Subway milling car generally has two kinds of working statuses, and one kind is high speed traction operating status, for by vehicle draw to
Treat operating location or return to station；Another kind is low constant speed job run state, for rail milling operation.It is reported that mesh
Preceding external mainly Linsinger companies of Austria production subway milling car, and it is domestic currently without ripe product.It is domestic
The subway milling car developed, highest running speed 100km/h, operation 0 ~ 10km/h of traveling speed, using 2 sets of drivers
Structure：High-speed cruising uses hydraulic power, and low speed uses hydraulic drive.High speed traveling of the hydraulic power axle gear box as the car
Driving device, its effect is that the input power of hydraulic transmission gear box is effectively transferred to travelling wheel pair, so as to drive vehicle at a high speed
Traveling.
Existing high speed traction hydraulic power axle gear box product is primarily present following deficiency in use：In car
In order to ensure that the lubrication of high gear axle box bearing usually all installs forcedlubricating system or filling is a large amount of during low constant speed operation
Gear oil, cause the problem of gear box structure is complicated or thermal balance performance is bad.
The content of the invention
It is an object of the invention to provide a kind of compact-sized, rationally distributed, suitable for railroad maintenance working truck at a high speed
Traction and the reliable hydraulic power axle gear box of self-lubricating in low speed operation.
In order to achieve the above object, the technical scheme is that：A kind of hydraulic power axle gear box, including babinet are total
Into, input axle assembly, countershaft assembly, export axle assembly and breather, the first axle and countershaft assembly of input axle assembly
Second axis be parallel to each other, and it is 25mm ~ 50mm to have an offset distance S, offset distance S between first axle and second axis, jackshaft
The second axis of assembly is respectively positioned on babinet split surface with the 3rd axis of export axle assembly 4 and is mutually perpendicular to intersect, and input shaft is total
Into input gear axle engaged with the driven gear of countershaft assembly, the intermediate gear shaft of countershaft assembly and export axle assembly
Driven spiral bevel gear engagement, driven spiral bevel gear are fixed on axle, and the babinet assembly includes upper box and lower box,
And it is bolted to connection together, installation input axle assembly, countershaft assembly and export axle assembly in babinet assembly；It is described
Input axle assembly rotational support is in input shaft solid box bore, and the countershaft assembly rotational support is in upper box with
In midship shaft bearing bore between babinet, the export axle assembly installation is supported in the output shaft between upper box and lower box
In bearing saddle bore；The outside diameter of gear of the input gear axle of the input axle assembly is less than the straight of input shaft solid box bore
Footpath；The plummer block seat of the input shaft integrated bearing block and box inside is equipped with corresponding first oil trap, described
Upper box is equipped with the second oil trap, and the lower box is equipped with the 3rd oil trap, the input shaft integrated bearing block, centre
Bearing housing, output shaft bearing seat are equipped with corresponding oil storage cabin, oil guide plate, oil guide plate are set on the observation window of the upper box
Lower edge be located above the first oil trap on input shaft integrated bearing block；First oil trap is inputted with corresponding respectively
Communicated at bearing at bearing in axis solid box bore, in the midship shaft bearing bore of box inside；Second collection
Oil groove respectively with the bearing in the midship shaft bearing bore on the outside of corresponding babinet, the axis in input shaft solid box bore
The place of holding communicates；3rd oil trap respectively with the bearing in corresponding output shaft bearing bore, the jackshaft on the outside of babinet
Communicated at bearing in bearing saddle bore；Each oil storage cabin rib is highly at least above corresponding bearing lowest point roller height
At 1/3 ~ 1/2；At the input terminal rotation perforation of the input axle assembly, the output terminal of countershaft assembly rotates at perforation and output
Sealing structure is equipped with the rotation perforation of axle assembly；Connect at the input terminal rotation perforation of the input axle assembly using axially non-
Touch sealing structure, including input Simmer ring, an input shaft integrated bearing block, the first pressure-reducing chamber of input shaft, input shaft the
Two pressure-reducing chambers and input shaft oil return hole；The countershaft assembly output terminal rotation perforation at and export axle assembly rotation perforation
Place use radial direction non-contact seal structure, the radial direction non-contact seal structure of countershaft assembly including middle Simmer ring, in
Between gland retainer plate, jackshaft oil baffle, jackshaft pressure-reducing chamber and jackshaft oil return hole；The radial direction non-contact seals of export axle assembly
Structure includes output Simmer ring, output gland retainer plate, output shaft oil baffle, output shaft pressure-reducing chamber and output shaft oil return hole.
The input axle assembly further includes input flange, clutch shaft bearing and second bearing, the both ends difference of input gear axle
It is supported in by clutch shaft bearing, second bearing in input shaft solid box bore, the input flange is installed on input gear
One end stretched out outside upper box of axis.
The countershaft assembly further includes output flange, 3rd bearing and fourth bearing, and one end of intermediate gear shaft passes through
3rd bearing is supported in the midship shaft bearing bore of the box inside between upper box and lower box, and the other end passes through fourth bearing
It is supported in the midship shaft bearing bore on the outside of the babinet between upper box and lower box, the output flange is installed on idler gear
One end stretched out outside babinet assembly of axis.
The export axle assembly further includes 5th bearing, 6th bearing, and axle is supported by 5th bearing and 6th bearing
On babinet assembly.
The breather is installed in the breather mounting base of top box body side surface.
The babinet assembly further includes oil level glass, purge cock, arm mounting base and oil pocket partition plate.
Technique effect：The hydraulic power axle gear box of the present invention can realize the need of railroad maintenance working truck high speed traction
Will.By splashing and oil-collecting mode carries out the lubrication of system during high speed traveling, during low speed operation by the oil storage cabin of bearing block into
The lubrication of row system, is not required to installation forcedlubricating system or a large amount of gear oils of filling, simplifies gear box structure and weight, reduce
Churning loss, has the features such as integrated level is high, compact in design, good heat dissipation effect.
Brief description of the drawings
The present invention is described in further detail for the embodiment provided below in conjunction with attached drawing.
Fig. 1 is the structure diagram of the hydraulic power axle gear box of the present invention；
Fig. 2 is the A-A sectional views of Fig. 1；
Fig. 3 is the B-B sectional views of Fig. 1；
Fig. 4 is the C-C sectional views of Fig. 1；
Fig. 5 is the enlarged view in the X portions of Fig. 1；
Fig. 6 is the enlarged view in the Y portions of Fig. 1；
Fig. 7 is the right view of Fig. 1；
Fig. 8 rotates close at perforation, at the rotation perforation of countershaft assembly output terminal for the input axle assembly input terminal in Fig. 1
The labeled graph of seal structure.
Embodiment
As shown in Fig. 1 ~ 8, a kind of hydraulic power axle gear box of the invention, including babinet assembly 1, input axle assembly 2,
Countershaft assembly 3, export axle assembly 4 and breather 7, the first axle 2-1 of input axle assembly 2 and the second of countershaft assembly 3
Axis 3-1 is parallel to each other, and it is 25mm ~ 50mm to have an offset distance S, offset distance S between first axle 2-1 and second axis 3-1, middle
The second axis 3-1 of axle assembly 3 is respectively positioned on babinet split surface with the 3rd axis 4-1 of export axle assembly 4 and is mutually perpendicular to intersect,
The input gear axle 2-2 of input axle assembly 2 is engaged with the driven gear 3-2 of countershaft assembly 3, the center tooth of countershaft assembly 3
Wheel shaft 3-3 is engaged with the driven spiral bevel gear 4-2 of export axle assembly 4, and driven spiral bevel gear 4-2 is fixed on axle 11,
The babinet assembly 1 includes upper box 1-1 and lower box 1-2, and is bolted to connection together, peace in babinet assembly 1
Fill input axle assembly 2, countershaft assembly 3 and export axle assembly 4；2 rotational support of input axle assembly is in input shaft monoblock type
In bearing block 8-1,8-2 holes, jackshaft axis of 3 rotational support of countershaft assembly between upper box 1-1 and lower box 1-2
In bearing 9-1,9-2 hole, the export axle assembly 4 installs the output shaft bearing being supported between upper box 1-1 and lower box 1-2
In seat 10-1,10-2 holes；The outside diameter of gear of the input gear axle 2-2 of the input axle assembly 2 is less than input shaft solid box
The diameter in seat 8-1,8-2 holes；On the plummer block seat 9-1 of described input shaft integrated bearing block 8-1,8-2 and box inside
Equipped with corresponding first oil trap 5-1-1,5-1-2,5-1-4, the upper box 1-1 is equipped with second oil trap 5-1-3,5-1-
5th, 5-1-6, the lower box 1-2 are equipped with the 3rd oil trap 5-1-7,5-1-8,5-1-9,5-1-10, and the input shaft is overall
Formula bearing block 8-1,8-2, plummer block seat 9-1,9-2, output shaft bearing seat 10-1,10-2 are equipped with corresponding oil storage cabin 5-
2-1,5-2-2,5-2-3,5-2-4,5-2-5,5-2-6, oil guide plate 5-3 is set on the observation window 1-7 of the upper box 1-1, is led
The lower edge of oiled-plate method 5-3 is located above first oil trap 5-1-1,5-1-2 on input shaft integrated bearing block 8-1,8-2；It is described
First oil trap 5-1-1,5-1-2,5-1-4 respectively with the bearing in corresponding input shaft integrated bearing block 8-1,8-2 holes,
Communicated at bearing in the plummer block seat 9-1 holes of box inside；Second oil trap 5-1-3,5-1-5,5-1-6 difference
With at the bearing in the plummer block seat 9-2 holes on the outside of corresponding babinet, in input shaft integrated bearing block 8-1,8-2 holes
Communicated at bearing；Described 3rd oil trap 5-1-7,5-1-8,5-1-9,5-1-10 respectively with corresponding output shaft bearing seat 10-
1st, communicated at the bearing in the plummer block seat 9-2 holes at the bearing in 10-2 holes, on the outside of babinet；Each oil storage cabin 5-2-
1st, 5-2-2,5-2-3,5-2-4,5-2-5,5-2-6 rib highly be at least above corresponding bearing lowest point roller height 1/3 ~
At 1/2；Described input shaft integrated bearing block 8-1,8-2 and plummer block seat 9-1,9-2 are equipped with corresponding first oil-collecting
Groove 5-1-1,5-1-2,5-1-3,5-1-4, the upper box 1-1 are equipped with second oil trap 5-1-5,5-1-6, the lower box
1-2 is equipped with the 3rd oil trap 5-1-7,5-1-8,5-1-9,5-1-10, the input shaft integrated bearing block 8-1,8-2, in
Between bearing housing 9-1,9-2, output shaft bearing seat 10-1,10-2 be equipped with corresponding oil storage cabin 5-2-1,5-2-2,5-2-3,5-
2-4,5-2-5,5-2-6, oil guide plate 5-3 is set on the cover board of the observation window 1-7 of the upper box 1-1；First oil trap
5-1-1,5-1-2,5-1-3,5-1-4, second oil trap 5-1-5,5-1-6, the 3rd oil trap 5-1-7,5-1-8,5-1-9,5-
1-10 is communicated with corresponding bearing respectively, each oil storage cabin 5-2-1,5-2-2,5-2-3,5-2-4,5-2-5,5-2-6 rib
Highly it is at least above at the 1/3 ~ 1/2 of corresponding bearing lowest point roller height；The input terminal rotation of the input axle assembly 2 is passed through
Logical place, the output terminal of countershaft assembly 3 rotate at perforation and are equipped with sealing structure at the rotation perforation of export axle assembly 4；Institute
State at the input terminal rotation perforation of input axle assembly 2 using axial non-contact seal structure, including input Simmer ring 2-4, one
A input shaft integrated bearing block 8-1, the first pressure-reducing chamber of input shaft 12, the second pressure-reducing chamber of input shaft 13 and input shaft oil return hole
14；Used at the output terminal rotation perforation of the countershaft assembly 3 and at the rotation perforation of export axle assembly 4 radially non-contact
Sealing structure, the radial direction non-contact seal structure of countershaft assembly 3 include middle Simmer ring 3-5, middle gland retainer plate 3-8,
Jackshaft oil baffle 3-9, jackshaft pressure-reducing chamber 15 and jackshaft oil return hole 16；The radial direction non-contact seals knot of export axle assembly 4
Structure includes output Simmer ring 4-5, output gland retainer plate 4-6, output shaft oil baffle 4-7, output shaft pressure-reducing chamber 17 and output shaft
Oil return hole 18.
As shown in Figure 1, the input axle assembly 2 further includes input flange 2-3, clutch shaft bearing 2-5 and second bearing 2-6,
The both ends of input gear axle 2-2 are supported in input shaft integrated bearing block 8- by clutch shaft bearing 2-5, second bearing 2-6 respectively
1st, on 8-2 holes, the input flange 2-3 is installed in one end stretched out outside upper box 1-1 of input gear axle 2-2.
As shown in Figure 1, 2, the countershaft assembly 3 further includes output flange 3-4,3rd bearing 3-6 and fourth bearing 3-
One end of 7, intermediate gear shaft 3-3 are supported in the box inside between upper box 1-1 and lower box 1-2 by 3rd bearing 3-6
On plummer block seat 9-1 holes, the other end is supported in outside the babinet between upper box 1-1 and lower box 1-2 by fourth bearing 3-7
On the plummer block seat 9-2 holes of side, the output flange 3-4 is outside the stretching babinet assembly 1 of intermediate gear shaft 3-3
One end.
As shown in Figure 2,3, the export axle assembly 4 further includes 5th bearing 4-3,6th bearing 4-4, and axle 11 passes through
Five bearing 4-3 and 6th bearing 4-4 are supported on babinet assembly 1.
As shown in Figure 1, the breather 7 is installed in the breather mounting base of upper box 1-1 sides.
As shown in Fig. 7,1, the babinet assembly 1 further includes oil level glass 1-3, purge cock 1-4, arm mounting base 1-
5 and oil pocket partition plate 1-6.
As shown in Fig. 1,2,3,4,5,6, gear-box carries out collection oil lubrication in high speed traveling, by getting rid of oil splashing, in low speed
During operation, it is lubricated by the oil of each oil storage cabin 5-2-1,5-2-2,5-2-3,5-2-4,5-2-5,5-2-6.First oil trap 5-
1-1,5-1-2,5-1-3,5-1-4, second oil trap 5-1-5,5-1-6 and the 3rd oil trap 5-1-7,5-1-8,5-1-9,5-1-
10 communicate by conduction hole or directly with the bearing for needing to lubricate.
Claims (6)
1. a kind of hydraulic power axle gear box, including babinet assembly（1）, input axle assembly（2）, countershaft assembly（3）, output
Axle assembly（4）And breather（7）, input axle assembly（2）First axle（2-1）With countershaft assembly（3）Second axis（3-
1）It is parallel to each other, and first axle（2-1）With second axis（3-1）Between there is an offset distance S, the offset distance S to be 25mm ~ 50mm, it is middle
Axle assembly（3）Second axis（3-1）With export axle assembly（4）The 3rd axis（4-1）Be respectively positioned on babinet split surface and mutually
Intersect vertically, input axle assembly（2）Input gear axle（2-2）With countershaft assembly（3）Driven gear（3-2）Engagement, in
Between axle assembly（3）Intermediate gear shaft（3-3）With export axle assembly（4）Driven spiral bevel gear（4-2）Engagement, it is driven spiral
Bevel gear（4-2）It is fixed on axle（11）On, it is characterised in that：
a）The babinet assembly（1）Including upper box（1-1）And lower box（1-2）, and be bolted to connection together, case
Body assembly（1）Interior installation input axle assembly（2）, countershaft assembly（3）And export axle assembly（4）；
b）The input axle assembly（2）Rotational support is in input shaft integrated bearing block（8-1、8-2）In hole, the jackshaft is total
Into（3）Rotational support is in upper box（1-1）And lower box（1-2）Between plummer block seat（9-1、9-2）It is described defeated in hole
Go out axle assembly（4）Installation is supported in upper box（1-1）And lower box（1-2）Between output shaft bearing seat（10-1、10-2）Hole
It is interior；
c）The input axle assembly（2）Input gear axle（2-2）The outside diameter of gear be less than input shaft integrated bearing block（8-1、
8-2）The diameter in hole；
d）The input shaft integrated bearing block（8-1、8-2）With the plummer block seat of box inside（9-1）It is equipped with corresponding
The first oil trap（5-1-1、5-1-2、5-1-4）, the upper box（1-1）It is equipped with the second oil trap（5-1-3、5-1-5、
5-1-6）, the lower box（1-2）It is equipped with the 3rd oil trap（5-1-7,5-1-8,5-1-9,5-1-10）, the input shaft is whole
Body formula bearing block（8-1、8-2）, plummer block seat（9-1、9-2）, output shaft bearing seat（10-1、10-2）It is equipped with corresponding
Oil storage cabin（5-2-1、5-2-2、5-2-3、5-2-4、5-2-5、5-2-6）, the upper box（1-1）Observation window（1-7）On set
Put oil guide plate（5-3）, oil guide plate（5-3）Lower edge be located at input shaft integrated bearing block（8-1、8-2）On the first oil trap
（5-1-1、5-1-2）Top；First oil trap（5-1-1、5-1-2、5-1-4）Respectively with corresponding input shaft integrated shaft
Bearing（8-1、8-2）At bearing in hole, the plummer block seat of box inside（9-1）Communicated at bearing in hole；Described
Two oil traps（5-1-3、5-1-5、5-1-6）Respectively with the plummer block seat on the outside of corresponding babinet（9-2）Bearing in hole
Place, input shaft integrated bearing block（8-1、8-2）Communicated at bearing in hole；3rd oil trap（5-1-7、5-1-8、5-
1-9、5-1-10）Respectively with corresponding output shaft bearing seat（10-1、10-2）Jackshaft axis at bearing in hole, on the outside of babinet
Bearing（9-2）Communicated at bearing in hole；Each oil storage cabin（5-2-1、5-2-2、5-2-3、5-2-4、5-2-5、5-2-6）Gear
Side is highly at least above at the 1/3 ~ 1/2 of corresponding bearing lowest point roller height；
e）The input axle assembly（2）Input terminal rotation perforation at, countershaft assembly（3）Output terminal rotation perforation at and it is defeated
Go out axle assembly（4）Rotation perforation at be equipped with sealing structure；
f）The input axle assembly（2）Input terminal rotation perforation at it is close using axial non-contact seal structure, including input shaft
Seal（2-4）, an input shaft integrated bearing block（8-1）, the first pressure-reducing chamber of input shaft（12）, the second pressure-reducing chamber of input shaft
（13）With input shaft oil return hole（14）；The countershaft assembly（3）Output terminal rotation perforation at and export axle assembly（4）Rotation
Turn to use radial direction non-contact seal structure, countershaft assembly at perforation（3）Radial direction non-contact seal structure include jackshaft
Sealing ring（3-5）, middle gland retainer plate（3-8）, jackshaft oil baffle（3-9）, jackshaft pressure-reducing chamber（15）With jackshaft oil return
Hole（16）；Export axle assembly（4）Radial direction non-contact seal structure include output Simmer ring（4-5）, output gland retainer plate（4-
6）, output shaft oil baffle（4-7）, output shaft pressure-reducing chamber（17）With output shaft oil return hole（18）.
2. hydraulic power axle gear box according to claim 1, it is characterised in that：The input axle assembly（2）Also wrap
Include input flange（2-3）, clutch shaft bearing（2-5）And second bearing（2-6）, input gear axle（2-2）Both ends pass through respectively
One bearing（2-5）, second bearing（2-6）It is supported in input shaft integrated bearing block（8-1、8-2）Kong Shang, the input flange
（2-3）Installed in input gear axle（2-2）Stretching upper box（1-1）Outside one end.
3. hydraulic power axle gear box according to claim 1, it is characterised in that：The countershaft assembly（3）Also wrap
Include output flange（3-4）, 3rd bearing（3-6）And fourth bearing（3-7）, intermediate gear shaft（3-3）One end pass through the 3rd axis
Hold（3-6）It is supported in upper box（1-1）And lower box（1-2）Between box inside plummer block seat（9-1）Kong Shang, it is another
End passes through fourth bearing（3-7）It is supported in upper box（1-1）And lower box（1-2）Between babinet on the outside of plummer block seat
（9-2）Kong Shang, the output flange（3-4）Installed in intermediate gear shaft（3-3）Stretching babinet assembly（1）Outside one end.
4. hydraulic power axle gear box according to claim 1, it is characterised in that：The export axle assembly（4）Also wrap
Include 5th bearing（4-3）, 6th bearing（4-4）, axle（11）Pass through 5th bearing（4-3）And 6th bearing（4-4）It is supported on
Babinet assembly（1）On.
5. hydraulic power axle gear box according to claim 1, it is characterised in that：The breather（7）It is installed on
Babinet（1-1）In the breather mounting base of side.
6. hydraulic power axle gear box according to claim 1, it is characterised in that：The babinet assembly（1）Further include
Oil level glass（1-3）, purge cock（1-4）, arm mounting base（1-5）With oil pocket partition plate（1-6）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510970136.XA CN105402386B (en) | 2015-12-22 | 2015-12-22 | Hydraulic power axle gear box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510970136.XA CN105402386B (en) | 2015-12-22 | 2015-12-22 | Hydraulic power axle gear box |
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| Publication Number | Publication Date |
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| CN105402386A CN105402386A (en) | 2016-03-16 |
| CN105402386B true CN105402386B (en) | 2018-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510970136.XA Active CN105402386B (en) | 2015-12-22 | 2015-12-22 | Hydraulic power axle gear box |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108443469A (en) * | 2018-04-13 | 2018-08-24 | 株洲九方装备驱动技术有限公司 | A kind of gear case used in rail transit vertical-transmission method and vertical transmission gear box |
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| CN205371580U (en) * | 2015-12-22 | 2016-07-06 | 常州市瑞泰工程机械有限公司 | Hydraulic driving axle gear box |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2010144841A (en) * | 2008-12-19 | 2010-07-01 | Gkn Driveline Japan Ltd | Power transmitting device and shipping plug |
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| CN101549698A (en) * | 2009-05-23 | 2009-10-07 | 中国北车集团大连机车研究所有限公司 | Sealed type axle gear box |
| CN104251296A (en) * | 2013-06-28 | 2014-12-31 | 常州市瑞泰工程机械有限公司 | Hydraulic-hydraumatic comprehensive driving axle gear box |
| CN104251297A (en) * | 2013-06-28 | 2014-12-31 | 常州市瑞泰工程机械有限公司 | Hydraulic-hydraumatic comprehensive driving axle gear box body |
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| CN205371580U (en) * | 2015-12-22 | 2016-07-06 | 常州市瑞泰工程机械有限公司 | Hydraulic driving axle gear box |
Also Published As
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|---|---|
| CN105402386A (en) | 2016-03-16 |
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