CN106969133A - A kind of and hydraulic pump direct-connected power take-off gear tank shell and power take-off gear case - Google Patents
A kind of and hydraulic pump direct-connected power take-off gear tank shell and power take-off gear case Download PDFInfo
- Publication number
- CN106969133A CN106969133A CN201710372216.4A CN201710372216A CN106969133A CN 106969133 A CN106969133 A CN 106969133A CN 201710372216 A CN201710372216 A CN 201710372216A CN 106969133 A CN106969133 A CN 106969133A
- Authority
- CN
- China
- Prior art keywords
- power take
- gear
- main chamber
- tank shell
- oil
- 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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Classifications
-
- 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
-
- 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
- F16H57/027—Gearboxes; Mounting gearing therein characterised by means for venting gearboxes, e.g. air breathers
-
- 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
- F16H57/0467—Elements of gearings to be lubricated, cooled or heated
- F16H57/0469—Bearings or seals
- F16H57/0471—Bearing
Abstract
The invention discloses a kind of and hydraulic pump direct-connected power take-off gear tank shell and power take-off gear case, it solves the problem of gear of the prior art excessively stirs oil, high oil temperature, solves because caused by gear excessively stirs oil heat dissipation problem, solves the lubrication problem of multiple bearings.Its scheme is as follows：It is a kind of to include being divided into venting cavity, main chamber, the first shoe cream room and the second shoe cream room successively by interior muscle in power take-off gear tank shell with the direct-connected power take-off gear tank shell of hydraulic pump, logical hydraulic fluid port is respectively equipped between main chamber and two shoe cream rooms, venting cavity is isolated with main chamber, and it is provided with the first oil sump in main chamber between clutch shaft bearing and second bearing above position, the second oil sump is provided with above 3rd bearing.
Description
Technical field
The present invention relates to vehicle power taking technical field, the more particularly to a kind of and direct-connected power take-off gear tank shell of hydraulic pump
And power take-off gear case.
Background technology
Power take-off gear case is mounted in the secondary power output device outside gearbox, and it can be from gearbox, transfer case
Power taking interface Deng power transmission obtains power, provides dynamic to vehicle hydraulic pump, water pump, compressor, generator, motor etc.
Power.Current power take-off gear case still suffer from gear excessively stir high oil temperature problem caused by oil, it is the lubrication problem of spring bearing, narrow and small
Inner chamber internal gear, which gets rid of oil, causes the connectivity problem of blow vent oil spout problem and power takeoff output gear and device, to use routine
Measure, which solves problem above, to be given way and be increased external equipment in the many-side such as space, volume, it is difficult to realize each side
Performance and weight, the allocation optimum of working space.
Accordingly, it is desirable to provide a kind of and direct-connected power take-off gear tank shell of hydraulic pump.
The content of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of and direct-connected power take-off gear tank shell of hydraulic pump,
The housing efficiently solves the problems, such as bearing lubrication, it is to avoid gear excessively stirs heat problem caused by oil.
A kind of concrete scheme of the power take-off gear tank shell direct-connected with hydraulic pump is as follows：
A kind of and direct-connected power take-off gear tank shell of hydraulic pump, including：
Venting cavity, main chamber, the first shoe cream room and the second shoe cream room, first are divided into by interior muscle in power take-off gear tank shell
Shoe cream room and the second shoe cream room are respectively arranged on power take-off gear tank shell inner bottom part both sides, are set respectively between main chamber and two shoe cream rooms
There is logical hydraulic fluid port, venting cavity is isolated with main chamber, and be provided with the first oil-collecting in main chamber between clutch shaft bearing and second bearing above position
Pond, is provided with the second oil sump above 3rd bearing position, is clutch shaft bearing and second bearing fuel feeding by the first oil sump, leads to
The second oil sump is crossed for 3rd bearing fuel feeding, wherein, open wide to collect lubrication above the first oil sump and the second oil sump
Oil, oil duct is respectively equipped with the bottom of the first oil sump and the second oil sump close at each bearing.
When power take-off gear case works, the fluid of flowing is circulated between main chamber and shoe cream room, only main chamber inner fluid quilt
Gear is stirred, so as to avoid gear from excessively stirring oil, oily heat is stirred in reduction.
Power take-off gear tank shell first shoe cream room top position outside main chamber is provided with the first axle passed through for input shaft
Bearing bore, the second bearing hole passed through for jackshaft is provided with centre position, is provided with the second shoe cream room top position for defeated
The 3rd bearing hole that shaft is passed through.
The power take-off gear tank shell is provided with breather plug at the top of venting cavity.
The power take-off gear tank shell is provided with air channel in venting cavity bottom.
The breather plug shifts to install to avoid lubricating oil splash to blow vent from causing blow vent oil spout with the air channel.
The air channel is connected with described main chamber, and the fluid into venting cavity by air channel flows back to main chamber, with main chamber
The air channel regulation intracavitary oil pressure that the venting cavity of isolation is connected by the breather plug with ft connection and with main chamber.
The venting cavity is located at the top of main chamber, and the first shoe cream room is located at the bottom of clutch shaft bearing in main chamber, the second oil storage
Chamber is located at the bottom of second bearing in main chamber.
First oil sump is made up of the interior muscle in the first oil collection plate and power take-off gear tank shell, by interior in housing
Muscle four independent cavitys of formation, the first oil collection plate is side plate, and the first oil collection plate is connected with interior muscle by fastener.
Further, second oil sump is made up of the interior muscle in the second oil collection plate and power take-off gear tank shell, the
Two oil collection plates are similarly a side plate.
Vertical radiating ribs are provided with the outside of the power take-off gear tank shell, vertical radiating ribs are set with the casting of power take-off gear tank shell
Put, be easy to the radiating of power take-off gear case.
, should present invention also offers a kind of and direct-connected power take-off gear case of hydraulic pump in order to overcome the deficiencies in the prior art
Power take-off gear case includes：
Venting cavity, main chamber, the first shoe cream room and the second shoe cream room, first are divided into by interior muscle in power take-off gear tank shell
Shoe cream room and the second shoe cream room are respectively arranged in power take-off gear tank shell inner bottom part both sides, main chamber above the first shoe cream room and set logical
Centre position in the input shaft of clutch shaft bearing support, main chamber is crossed to set second in the jackshaft supported by second bearing, main chamber
Set above shoe cream room and gear be respectively arranged with the output shaft by 3rd bearing support, each input shaft, input shaft gear, in
Between shaft gear and output shaft gear intermeshing, be respectively equipped with logical hydraulic fluid port, venting cavity and main chamber between main chamber and two shoe cream rooms
Isolation, and it is provided with the first oil sump in main chamber between input shaft and jackshaft above position, provided with the second collection above output shaft
Oil sump, two oil sumps are to bearing fuel feeding, to be lubricated and take away the heat of bearing working generation.
The power take-off gear tank shell is provided with breather plug at the top of venting cavity, and the power take-off gear tank shell is at venting cavity bottom
Portion is provided with air channel, and the breather plug shifts to install to avoid lubricating oil splash to blow vent from causing blow vent with the air channel
Oil spout.
The air channel is connected with described main chamber, and the fluid into venting cavity by air channel flows back to main chamber.
The output shaft gear center portion is entered action edge by spline and hydraulic pump and transmitted, preceding output spline housing and rear output flower
Key is set on output shaft gear center portion, and preceding output spline housing and rear output spline housing internal spline are used to enter action edge with hydraulic pump
Transmission；Power is transmitted by spline housing between output gear and oil pump, at the same avoid because output gear and oil pump be directly connected to when
The problems such as oil pump operating shakiness, vibration, noise and service life reduction caused by processing and rigging error cause both site errors.
Compared with prior art, the beneficial effects of the invention are as follows：
1) present invention is efficiently solved and dissipated because caused by gear excessively stirs oil by the way that enclosure interior is divided into four cavitys
Heat problem.
2) oil sump of uniqueness is formed in the present invention by interior muscle and oil collection plate, the lubrication for efficiently solving multiple bearings is asked
Topic, and recycling for lubricating oil can be realized.
3) isolated in the present invention by venting cavity with main chamber, solve the problems, such as that gear gets rid of abat-vent oil spout caused by oil；Output
Gear center portion sets spline and output spline housing, solves the power transmission problem of power takeoff output gear and hydraulic pump.
Brief description of the drawings
The Figure of description for constituting the part of the application is used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its illustrate be used for explain the application, do not constitute the improper restriction to the application.
Fig. 1 is the structural representation of present example；
Fig. 2 is A-A profiles in Fig. 1；
In figure：1. clutch shaft bearing；2. input shaft gear；3. power take-off gear tank shell；4. venting cavity；5. ventilation open in usual
Plug；6. the first oil collection plate；7. second bearing；8. countershaft-gear；9. the second oil collection plate；10. 3rd bearing；11. output shaft tooth
Wheel；12. main chamber；13. the first shoe cream room；14. the second shoe cream room；15. preceding output spline housing；16. after export spline housing.
Embodiment
It is noted that described further below is all exemplary, it is intended to provide further instruction to the application.Unless another
Indicate, all technologies used herein and scientific terminology are with usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
As background technology is introduced, the deficiencies in the prior art, in order to solve technical problem as above, this Shen
It please propose a kind of and hydraulic pump direct-connected power take-off gear tank shell and power take-off gear case.
In a kind of typical embodiment of the application, a kind of and the direct-connected power take-off gear tank shell of hydraulic pump, power taking tooth
It is divided into venting cavity 4, main chamber 12, the first shoe cream room 13 and the second oil storage successively from upside to downside by interior muscle in wheel tank shell
Chamber 14, the first shoe cream room 13 and the symmetrical both sides located at power take-off gear tank shell inner bottom part of the second shoe cream room 14, main chamber 12
Logical hydraulic fluid port is respectively equipped between first shoe cream room 13, the second shoe cream room 14, venting cavity is isolated with main chamber by interior muscle, and
The first oil sump is provided between the inside clutch shaft bearing 1 of main chamber 12 and second bearing 7 above position, is provided with the top of 3rd bearing 10
Second oil sump, as shown in figure 1, being clutch shaft bearing 1 and the fuel feeding of second bearing 7 by the first oil sump, passes through the second oil sump
For the fuel feeding of 3rd bearing 10, wherein, opened wide above the first oil sump, the second oil sump in order to collect lubricating oil, in the first collection
The bottom of oil sump and the second oil sump is respectively equipped with oil duct close at clutch shaft bearing 1, second bearing 7 and the position of 3rd bearing 10.
When power take-off gear case works, the fluid of flowing is between the shoe cream room 13 of main chamber 12 and first, the second shoe cream room 14
Circulation, only main chamber inner fluid is stirred by gear, so as to avoid gear from excessively stirring oil, oily heat is stirred in reduction.
Power take-off gear tank shell first shoe cream room top position outside main chamber is provided with the first axle passed through for input shaft
Bearing bore, the second bearing hole passed through for jackshaft is provided with centre position, is provided with the second shoe cream room top position for defeated
The 3rd bearing hole that shaft is passed through.
Power take-off gear tank shell is provided with breather plug 5 open in usual at the top of venting cavity, and power take-off gear tank shell is at the bottom of venting cavity 4
Portion is provided with air channel, and breather plug shifts to install to avoid lubricating oil splash to blow vent from causing blow vent to spray with the air channel
Oil.
Air channel is connected with main chamber 12, and the fluid into venting cavity 4 by air channel flows back to main chamber 12, isolates with main chamber 12
Venting cavity 4 connected by the breather plug with ft connection and with main chamber 12 air channel regulation intracavitary oil pressure.
First oil sump is made up of the first oil collection plate 6 and the interior muscle in power take-off gear tank shell 3, by interior in housing 3
Muscle four independent cavitys of formation, the first oil collection plate 6 is side plate, and the first oil collection plate 6 is connected with interior muscle by fastener.
Second oil sump is made up of the second oil collection plate 9 and the interior muscle in power take-off gear tank shell 2, and the second oil collection plate 9 is same
Sample is a side plate.
Vertical radiating ribs are provided with the outside of power take-off gear tank shell, vertical radiating ribs cast with power take-off gear tank shell and set,
It is easy to the radiating of power take-off gear case.
Present invention also offers second embodiment, a kind of and direct-connected power take-off gear case of hydraulic pump, including power take-off gear case
Housing chamber is divided into venting cavity 4, main chamber 12, the first shoe cream room 13 and the second shoe cream room 14 by muscle in housing, housing 3, and venting cavity 4 is pushed up
Portion is provided with breather plug 5, and bottom is provided with multiple air channels；Isolate in the middle part of the interior muscle of the shoe cream room 13 of main chamber 12 and first and lower section difference
Provided with logical hydraulic fluid port；Isolate in the middle part of the interior muscle of the shoe cream room 14 of main chamber 12 and second and be respectively arranged below with logical hydraulic fluid port；The outside of housing 3 is set
There are vertical radiating ribs；The interior muscle of first oil collection plate 6 and housing 3 forms oil sump for clutch shaft bearing 1 and the fuel feeding of second bearing 7, the
The interior muscle formation oil sump of two oil collection plates 9 and housing 3 is the fuel feeding of 3rd bearing 10；Preceding output spline housing 15 and rear output spline housing
16 are installed on the center portion of output shaft gear 11, are connected by external splines with output shaft gear 11, are carried out by internal spline and hydraulic pump
Power is transmitted, as shown in Figure 2.
When power take-off gear case works, the fluid of flowing is between the shoe cream room 13 of main chamber 12 and first, the second shoe cream room 14
Circulation, the only inner fluid of main chamber 12 is stirred by gear, so as to avoid gear from excessively stirring oil, oily heat is stirred in reduction；With main chamber 12 every
From the air channel that is connected by the breather plug with ft connection and with main chamber of venting cavity 4 adjust intracavitary oil pressure, enter logical once in a while
A small amount of fluid of air cavity 4 flows back to main chamber 12 by air channel, and air channel staggers with breather plug position avoids lubricating oil splash to logical
Gas port causes blow vent oil spout；Interior muscle collects fluid to bearing fuel feeding to be lubricated and take away with the oil sump that oil collection plate is formed
The heat of bearing working generation；Between output gear and oil pump by spline housing transmit power, while avoid because output gear with
Oil pump operating is unstable caused by processing and rigging error cause both site errors when oil pump is directly connected to, vibration, noise and
The problems such as service life reduction.
The preferred embodiment of the application is the foregoing is only, the application is not limited to, for the skill of this area
For art personnel, the application can have various modifications and variations.It is all within spirit herein and principle, made any repair
Change, equivalent substitution, improvement etc., should be included within the protection domain of the application.
Claims (10)
1. a kind of and direct-connected power take-off gear tank shell of hydraulic pump, it is characterised in that including：
Venting cavity, main chamber, the first shoe cream room and the second shoe cream room, the first oil storage are divided into by interior muscle in power take-off gear tank shell
Chamber and the second shoe cream room are respectively arranged on power take-off gear tank shell inner bottom part both sides, are respectively equipped between main chamber and two shoe cream rooms logical
Hydraulic fluid port, venting cavity is isolated with main chamber, and is provided with the first oil sump in main chamber between clutch shaft bearing and second bearing above position,
The second oil sump is provided with above 3rd bearing position.
2. the according to claim 1 a kind of and direct-connected power take-off gear tank shell of hydraulic pump, it is characterised in that the power taking
Gear box casing is provided with breather plug at the top of venting cavity, and the power take-off gear tank shell is provided with air channel in venting cavity bottom.
3. the according to claim 2 a kind of and direct-connected power take-off gear tank shell of hydraulic pump, it is characterised in that the ventilation
Plug shifts to install to avoid lubricating oil splash to blow vent from causing blow vent oil spout with the air channel.
4. the according to claim 1 a kind of and direct-connected power take-off gear tank shell of hydraulic pump, it is characterised in that the ventilation
Chamber is located at the top of main chamber, and the first shoe cream room is located at the bottom of clutch shaft bearing in main chamber, and the second shoe cream room is located at second in main chamber
The bottom of bearing.
5. the according to claim 3 a kind of and direct-connected power take-off gear tank shell of hydraulic pump, it is characterised in that the ventilation
Groove is connected with described main chamber, and the fluid into venting cavity by air channel flows back to main chamber.
6. the according to claim 1 a kind of and direct-connected power take-off gear tank shell of hydraulic pump, it is characterised in that described first
Oil sump is made up of the interior muscle in the first oil collection plate and power take-off gear tank shell；
Further, second oil sump is made up of the interior muscle in the second oil collection plate and power take-off gear tank shell.
7. the according to claim 1 a kind of and direct-connected power take-off gear tank shell of hydraulic pump, it is characterised in that the power taking
Vertical radiating ribs are provided with the outside of gear box casing.
8. a kind of and direct-connected power take-off gear case of hydraulic pump, it is characterised in that including：
Venting cavity, main chamber, the first shoe cream room and the second shoe cream room, the first oil storage are divided into by interior muscle in power take-off gear tank shell
Chamber and the second shoe cream room, which are respectively arranged in power take-off gear tank shell inner bottom part both sides, main chamber above the first shoe cream room, to be set by the
Centre position sets the second oil storage in the jackshaft supported by second bearing, main chamber in the input shaft of one bearings, main chamber
The output shaft supported by 3rd bearing is set above chamber, logical hydraulic fluid port, venting cavity are respectively equipped between main chamber and two shoe cream rooms
Isolate with main chamber, and be provided with the first oil sump in main chamber between input shaft and jackshaft above position, be provided with above output shaft
Second oil sump.
9. the according to claim 8 a kind of and direct-connected power take-off gear case of hydraulic pump, it is characterised in that the power take-off gear
Tank shell is provided with breather plug at the top of venting cavity, and the power take-off gear tank shell is provided with air channel in venting cavity bottom, described logical
Vent plug shifts to install to avoid lubricating oil splash to blow vent from causing blow vent oil spout with the air channel.
10. the according to claim 8 a kind of and direct-connected power take-off gear case of hydraulic pump, it is characterised in that the output shaft
Gear center portion is entered action edge by spline and hydraulic pump and transmitted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710372216.4A CN106969133A (en) | 2017-05-23 | 2017-05-23 | A kind of and hydraulic pump direct-connected power take-off gear tank shell and power take-off gear case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710372216.4A CN106969133A (en) | 2017-05-23 | 2017-05-23 | A kind of and hydraulic pump direct-connected power take-off gear tank shell and power take-off gear case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106969133A true CN106969133A (en) | 2017-07-21 |
Family
ID=59326396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710372216.4A Withdrawn CN106969133A (en) | 2017-05-23 | 2017-05-23 | A kind of and hydraulic pump direct-connected power take-off gear tank shell and power take-off gear case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106969133A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110553028A (en) * | 2019-08-27 | 2019-12-10 | 中国第一汽车股份有限公司 | Speed changer |
| CN111998066A (en) * | 2020-09-02 | 2020-11-27 | 湖南三一中型起重机械有限公司 | Early warning method and device applied to power take-off system |
| CN113847405A (en) * | 2021-08-31 | 2021-12-28 | 东风商用车有限公司 | Gearbox gear spoke structure and gearbox |
-
2017
- 2017-05-23 CN CN201710372216.4A patent/CN106969133A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110553028A (en) * | 2019-08-27 | 2019-12-10 | 中国第一汽车股份有限公司 | Speed changer |
| CN111998066A (en) * | 2020-09-02 | 2020-11-27 | 湖南三一中型起重机械有限公司 | Early warning method and device applied to power take-off system |
| CN111998066B (en) * | 2020-09-02 | 2021-10-29 | 湖南三一中型起重机械有限公司 | Early warning method and device applied to power take-off system |
| CN113847405A (en) * | 2021-08-31 | 2021-12-28 | 东风商用车有限公司 | Gearbox gear spoke structure and gearbox |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170721 |