CN105422819A - Speed reducer of air cooling and oil gathering lubricating structure - Google Patents
Speed reducer of air cooling and oil gathering lubricating structure Download PDFInfo
- Publication number
- CN105422819A CN105422819A CN201510852707.XA CN201510852707A CN105422819A CN 105422819 A CN105422819 A CN 105422819A CN 201510852707 A CN201510852707 A CN 201510852707A CN 105422819 A CN105422819 A CN 105422819A
- Authority
- CN
- China
- Prior art keywords
- oil
- gear
- speed reducer
- air
- retarder
- 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.)
- Pending
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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
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0412—Cooling or heating; Control of temperature
- F16H57/0415—Air cooling or ventilation; Heat exchangers; Thermal insulations
- F16H57/0416—Air cooling or ventilation
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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
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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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
- F16H57/0427—Guidance of lubricant on rotary parts, e.g. using baffles for collecting lubricant by centrifugal force
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention discloses a speed reducer of an air cooling and oil gathering lubricating structure. The speed reducer comprises a speed reducer shell, a gear transmission mechanism, an air cooling device and an oil gathering device. The air cooling device comprises a fan, an air filter and an oil-gas separator. The oil gathering device comprises an annular pipe body fixed to the end face of a gear, a partition plate, an oil inlet and an oil outlet. The gear and lubricating oil inside the speed reducer shell are cooled through the air cooling device, and the problems that the temperature of lubricating oil is increased and the performance of the lubricating oil is lowered due to the fact that the speed reducer works for a long time can be avoided; and as the oil gathering device is arranged on the end face of the gear, the section, at the lower portion of the gear, of the annular pipe body in the oil gathering device is soaked into lubricating oil during working, the lubricating oil enters an oil storage cavity through the oil inlet, lubricating oil in the oil storage cavity rotates along with the gear, and some lubricating oil can be driven to a gear engagement area for lubricating the gear, so that the lubricating and cooling effects on the gear are improved, and the service life of the gear is prolonged.
Description
Technical field
The present invention relates to a kind of speed reducer, particularly a kind of retarder.
Background technique
Retarder is the transmission device exported for the power of the high rpm low torque of motor or internal-combustion engine output being become low rotation speed large torque.
Retarder is generally made up of speed reducer housing and the gear drive be arranged in speed reducer housing, make the friction between engaging gear can produce a large amount of heats during retarder work, in prior art, retarder generally carries out lubrication and cooling by arranging lubricant oil in speed reducer housing to engaging gear, but the heat dispersion of existing retarder is poor, after retarder works long hours, lubricating oil temperature can raise larger, oil lubrication, cooling performance is caused to reduce, lubricants performance reduces the wearing and tearing accelerating again gear, and then can shorten the life-span of retarder.
And the lubricant oil in reducer shell too much easily causes oil leakage, the very few lubrication effect that easily causes again is poor, therefore in retarder the point of addition of lubricant oil generally at 1/1 to two/3rd of gear Lower Half, and gears meshing position is the tooth in the middle part of gear, and the lubricant level in reducer shell is lower than engaging tooth, therefore gear lubrication is that gear lubrication effect is poor by getting rid of the lubricant oil fallen down to eminence during pinion rotation in the course of the work.
Summary of the invention
In view of this, the object of this invention is to provide a kind of with air-cooled and retarder that is oil-collecting lubricating structure, poor to solve retarder heat dispersion in prior art, retarder works long hours and can cause the technical problem of lubricating oil temperature rising hydraulic performance decline; And solve the poor technical problem of existing retarder middle gear lubrication effect.
The retarder of the air-cooled and oil-collecting lubricating structure of band of the present invention, comprise speed reducer housing and be arranged on the gear drive in speed reducer housing, also comprise air cooling equipment, described air cooling equipment comprises blower fan, air filter and deaerator, described air filter is connected with the suction port of blower fan, the air outlet of described blower fan is positioned at outside retarder, described speed reducer housing is also provided with outlet pipe and return tube, the outlet side of described outlet pipe is connected with the inlet end of deaerator, described deaerator oil outlet end is connected with the oil inlet end of return tube, the oil outlet end of described return tube is arranged in the lubricant oil of speed reducer housing,
Described gear drive comprises the input shaft, jack shaft and the output shaft that to be arranged on by bearing on speed reducer housing, described input shaft is provided with the first gear, described jack shaft is provided with the 3rd gear being less than the second gear with the second gear of the first gears meshing and diameter, described output shaft is provided with the 4th gear with the 3rd gears meshing;
Described second gear and the 4th gear are provided with oil catcher, described oil catcher comprises the annulus body be fixed on gear face, evenly dividing plate is provided with in described annulus body, independently shoe cream room is formed between adjacent separator, teeth groove one_to_one corresponding on described shoe cream room and gear, the inner ring surface of described annulus body is provided with the oil inlet hole be communicated with shoe cream room, the side that described annulus body coordinates with gear face is provided with oil outlet.
Further, described oil outlet is near the outer ring surface of annulus body.
Further, described oil catcher is connected with gear mass by screw.
Further, the cross section of described annulus body is rectangle.
Beneficial effect of the present invention:
1, the retarder of the air-cooled and oil-collecting lubricating structure of band of the present invention, it carries out cooler by arranging air cooling equipment to the gear in reducer shell and lubricant oil, retarder can be avoided to work long hours cause that lubricating oil temperature raises, the problem of hydraulic performance decline, and then the gear of retarder, axle and bearing layer etc. can be made to obtain better lubrication and cooling, be conducive to the prolonged deceleration device life-span, reduce decelerator trouble rate; And the air filter in air cooling equipment can be avoided damaging gear and bearing etc. in the immersion speed reducer housings such as the dust in air, and deaerator by the lubricating oil separation in cooling air out and send back in speed reducer housing through return tube, can avoid loss of lubrication.
2, the retarder of the air-cooled and oil-collecting lubricating structure of band of the present invention, it by arranging oil catcher on gear mass end face, during work, in oil catcher, annulus body is immersed in lubricant oil a section of gear bottom, lubricant oil enters shoe cream room through oil inlet hole, pinion rotation followed by lubricant oil in shoe cream room, make parts of lubricating oil can be taken to meshing zone of gears to lubricate gear, thus the lubrication and cooling effect of gear can be improved, extend the working life of gear.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the retarder of the air-cooled and oil-collecting lubricating structure of the present embodiment band;
Fig. 2 is the structural representation of gear drive;
Fig. 3 is the front perspective view that gear and oil catcher combine;
Fig. 4 is the back side perspective view that gear and oil catcher combine;
Fig. 5 is the inside perspective view of oil catcher.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
As shown in the figure, the retarder of the air-cooled and oil-collecting lubricating structure of the present embodiment band, the gear drive comprising speed reducer housing 1 and be arranged in speed reducer housing, also comprise air cooling equipment, described air cooling equipment comprises blower fan 2, air filter 3 and deaerator 4, described air filter is connected with the suction port of blower fan, the air outlet of described blower fan is positioned at outside retarder, described speed reducer housing is also provided with outlet pipe 5 and return tube 6, the outlet side of described outlet pipe is connected with the inlet end of deaerator, described deaerator oil outlet end is connected with the oil inlet end of return tube, the oil outlet end of described return tube is arranged in the lubricant oil of speed reducer housing,
Described gear drive comprises the input shaft 7, jack shaft 8 and the output shaft 9 that to be arranged on by bearing on speed reducer housing, described input shaft is provided with the first gear 10, described jack shaft is provided with the 3rd gear 12 being less than the second gear with the second gear 11 of the first gears meshing and diameter, described output shaft is provided with the 4th gear 13 with the 3rd gears meshing;
Described second gear and the 4th gear are provided with oil catcher, described oil catcher comprises the annulus body 14 be fixed on gear face, dividing plate 15 is evenly provided with in described annulus body, independently shoe cream room is formed between adjacent separator, teeth groove one_to_one corresponding on described shoe cream room and gear, the inner ring surface of described annulus body is provided with the oil inlet hole 16 be communicated with shoe cream room, the side that described annulus body coordinates with gear face is provided with oil outlet 17.
The retarder of the air-cooled and oil-collecting lubricating structure of the present embodiment band, it carries out cooler by arranging air cooling equipment to the gear in reducer shell and lubricant oil, retarder can be avoided to work long hours cause that lubricating oil temperature raises, the problem of hydraulic performance decline, and then the gear of retarder, axle and bearing layer etc. can be made to obtain better lubrication and cooling, be conducive to the prolonged deceleration device life-span, reduce decelerator trouble rate; And the air filter in air cooling equipment can be avoided damaging gear and bearing etc. in the immersion speed reducer housings such as the dust in air, and deaerator by the lubricating oil separation in cooling air out and send back in speed reducer housing through return tube, can avoid loss of lubrication.
And the present embodiment band is air-cooled and the retarder of oil-collecting lubricating structure, it by arranging oil catcher on gear mass end face, during work, in oil catcher, annulus body is immersed in lubricant oil a section of gear bottom, lubricant oil enters shoe cream room through oil inlet hole, pinion rotation followed by lubricant oil in shoe cream room, make parts of lubricating oil can be taken to meshing zone of gears to lubricate gear, thus the lubrication and cooling effect of gear can be improved, extend the working life of gear.
As the improvement to the present embodiment, described oil outlet 17 is near the outer ring surface of annulus body, oil outlet is arranged on the outer ring surface near annulus body, the lubricant oil remained in shoe cream room at meshing zone of gears can be made can to flow out from oil outlet gear is lubricated, gear lubrication better effects if.
As the improvement to the present embodiment, described oil catcher is connected with gear mass by screw 18, oil catcher easy accessibility, is convenient to assembling and produces.
As the improvement to the present embodiment, the cross section of described annulus body is rectangle, and ring tube physical efficiency and gear mass end face are better fitted, and installation reliability is better.
What finally illustrate is, above embodiment is only in order to illustrate technological scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technological scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (4)
1. be with retarder that is air-cooled and oil-collecting lubricating structure for one kind, comprise speed reducer housing and be arranged on the gear drive in speed reducer housing, it is characterized in that: also comprise air cooling equipment, described air cooling equipment comprises blower fan, air filter and deaerator, described air filter is connected with the suction port of blower fan, the air outlet of described blower fan is positioned at outside retarder, described speed reducer housing is also provided with outlet pipe and return tube, the outlet side of described outlet pipe is connected with the inlet end of deaerator, described deaerator oil outlet end is connected with the oil inlet end of return tube, the oil outlet end of described return tube is arranged in the lubricant oil of speed reducer housing,
Described gear drive comprises the input shaft, jack shaft and the output shaft that to be arranged on by bearing on speed reducer housing, described input shaft is provided with the first gear, described jack shaft is provided with the 3rd gear being less than the second gear with the second gear of the first gears meshing and diameter, described output shaft is provided with the 4th gear with the 3rd gears meshing;
Described second gear and the 4th gear are provided with oil catcher, described oil catcher comprises the annulus body be fixed on gear face, evenly dividing plate is provided with in described annulus body, independently shoe cream room is formed between adjacent separator, teeth groove one_to_one corresponding on described shoe cream room and gear, the inner ring surface of described annulus body is provided with the oil inlet hole be communicated with shoe cream room, the side that described annulus body coordinates with gear face is provided with oil outlet.
2. the retarder of the air-cooled and oil-collecting lubricating structure of band according to claim 1, is characterized in that: described oil outlet is near the outer ring surface of annulus body.
3. the retarder of the air-cooled and oil-collecting lubricating structure of band according to claim 1, is characterized in that: described oil catcher is connected with gear mass by screw.
4. the retarder of the air-cooled and oil-collecting lubricating structure of band according to claim 1, is characterized in that: the cross section of described annulus body is rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510852707.XA CN105422819A (en) | 2015-11-30 | 2015-11-30 | Speed reducer of air cooling and oil gathering lubricating structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510852707.XA CN105422819A (en) | 2015-11-30 | 2015-11-30 | Speed reducer of air cooling and oil gathering lubricating structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105422819A true CN105422819A (en) | 2016-03-23 |
Family
ID=55501258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510852707.XA Pending CN105422819A (en) | 2015-11-30 | 2015-11-30 | Speed reducer of air cooling and oil gathering lubricating structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105422819A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2220566A1 (en) * | 1971-06-28 | 1973-01-11 | Falk Corp | INTERNAL COOLING SYSTEM FOR REDUCTION GEAR |
| JPH09236167A (en) * | 1996-02-29 | 1997-09-09 | Suzuki Motor Corp | Differential device |
| CN204004325U (en) * | 2014-07-28 | 2014-12-10 | 山西潞安集团余吾煤业有限责任公司 | Retarder venting gas appliance |
| CN204437244U (en) * | 2015-01-14 | 2015-07-01 | 武汉格瑞拓机械有限公司 | Air-cooled without pressure lubrication intermediate gear case |
-
2015
- 2015-11-30 CN CN201510852707.XA patent/CN105422819A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2220566A1 (en) * | 1971-06-28 | 1973-01-11 | Falk Corp | INTERNAL COOLING SYSTEM FOR REDUCTION GEAR |
| JPH09236167A (en) * | 1996-02-29 | 1997-09-09 | Suzuki Motor Corp | Differential device |
| CN204004325U (en) * | 2014-07-28 | 2014-12-10 | 山西潞安集团余吾煤业有限责任公司 | Retarder venting gas appliance |
| CN204437244U (en) * | 2015-01-14 | 2015-07-01 | 武汉格瑞拓机械有限公司 | Air-cooled without pressure lubrication intermediate gear case |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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Application publication date: 20160323 |