CN116538279B - New forms of energy electricity drive bridge reduction gear casing assembly - Google Patents
New forms of energy electricity drive bridge reduction gear casing assembly Download PDFInfo
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- CN116538279B CN116538279B CN202310541247.3A CN202310541247A CN116538279B CN 116538279 B CN116538279 B CN 116538279B CN 202310541247 A CN202310541247 A CN 202310541247A CN 116538279 B CN116538279 B CN 116538279B
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- gear oil
- shell
- speed reducer
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- 230000009467 reduction Effects 0.000 title claims description 21
- 230000005611 electricity Effects 0.000 title claims description 3
- 239000012208 gear oil Substances 0.000 claims abstract description 116
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 79
- 238000001914 filtration Methods 0.000 claims abstract description 59
- 239000003921 oil Substances 0.000 claims abstract description 15
- 238000004891 communication Methods 0.000 claims description 23
- 238000010992 reflux Methods 0.000 claims description 19
- 239000000428 dust Substances 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims 1
- 230000003245 working effect Effects 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 description 34
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 26
- 230000000694 effects Effects 0.000 description 26
- 229910052742 iron Inorganic materials 0.000 description 13
- 230000005389 magnetism Effects 0.000 description 11
- 238000001179 sorption measurement Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 6
- 238000001816 cooling Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000269 nucleophilic effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000003825 pressing 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
- F16H57/0434—Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control
-
- 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
- F16H57/0402—Cleaning of lubricants, e.g. filters or magnets
-
- 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
- F16H57/0402—Cleaning of lubricants, e.g. filters or magnets
- F16H57/0404—Lubricant filters
-
- 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
- F16H57/0413—Controlled cooling or heating of lubricant; Temperature control therefor
-
- 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
- F16H57/0434—Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control
- F16H57/0441—Arrangements of pumps
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention relates to the technical field of automobile parts, in particular to a new energy electric drive bridge speed reducer shell assembly, which comprises a speed reducer shell, wherein gear oil is filled in the speed reducer shell, a circulating pump is arranged below the speed reducer shell, an oil inlet of the circulating pump is communicated with the inside of the speed reducer shell, a filtering structure is arranged on one side of the circulating pump and is communicated with an oil outlet of the circulating pump, a backflow structure is arranged on one side of the filtering structure away from the circulating pump, and an inlet of the backflow structure is communicated with the filtering structure; when the automobile is started, the circulating pump is started to work, gear oil in the speed reducer shell is filtered by the circulating pump, the filtered gear oil is conveyed into the speed reducer shell again, and gears in the speed reducer shell are lubricated in advance before the new energy automobile runs, so that the working effect of the speed reducer is guaranteed.
Description
Technical Field
The invention relates to the technical field of automobile parts, in particular to a new energy electric drive axle speed reducer shell assembly.
Background
At present, the development trend of the new energy automobile is stronger, the new energy automobile can effectively improve the environmental protection effect, reduce the pollution to the atmosphere and reduce the dependence on petroleum, and when the new energy automobile is used, the new energy automobile is required to be driven by virtue of a speed reducer, so that the automobile is driven;
the existing speed reducer is required to be filled with gear oil when in use, so that heat generated by meshing transmission between gears is reduced, the lubrication effect is improved, the gear oil in the speed reducer can operate only when a new energy automobile is in a running state, and when the automobile is in a starting state and does not run, the gear oil cannot lubricate the gears in the speed reducer in advance, so that a new energy electric drive axle speed reducer shell assembly is provided, the gears in the speed reducer are convenient to lubricate when the automobile is started, and the meshing transmission effect between the gears is improved.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a new energy electric drive axle speed reducer shell assembly, which lubricates gears in a speed reducer when an automobile is started, and improves the meshing transmission effect between the gears.
The technical scheme adopted by the invention for solving the technical problems is that the novel energy electric drive bridge speed reducer shell assembly comprises a speed reducer shell, gear oil is filled in the speed reducer shell, a circulating pump is arranged below the speed reducer shell, an oil inlet of the circulating pump is communicated with the inside of the speed reducer shell, a filtering structure is arranged on one side of the circulating pump and is communicated with an oil outlet of the circulating pump, a backflow structure is arranged on one side, away from the circulating pump, of the filtering structure, an inlet of the backflow structure is communicated with the filtering structure, an outlet of the backflow structure is communicated with the top of the speed reducer shell, and an outlet of the backflow structure faces to a gear in the speed reducer shell.
Through adopting above-mentioned technical scheme, when the car starts, open the circulating pump and work, rely on the circulating pump to carry the gear oil in the reduction gear casing to filtration to rely on filtration to filter the impurity in the gear oil, after the gear oil filters through filtration, rely on the reflux structure to carry the gear oil of accomplishing to the inside gear of reduction gear casing on, before new energy automobile goes, lubricate the gear in the reduction gear casing, guarantee reduction gear work effect.
Specifically, the filtering structure comprises a communication seat connected with the lower surface of the speed reducer shell, wherein the communication seat is communicated with an oil outlet of the circulating pump through a first pipeline, and one side of the communication seat is detachably connected with a filtering device;
the filtering device comprises a shell, the top of shell is equipped with the chassis, be equipped with the feed liquor hole that a plurality of groups circumference distribute on the chassis, the feed liquor hole passes through the intercommunication seat and communicates with the circulating pump, the inside temperature sensing magnet that is equipped with of shell, temperature sensing magnet's upper surface and chassis lower surface fixed connection, temperature sensing magnet's lower surface is connected with filtration.
Through adopting above-mentioned technical scheme, when the car starts, the circulating pump relies on in the gear oil in the reduction gear casing carries filtration to rely on the intercommunication seat carries gear oil to the shell through the feed liquor hole in, relies on temperature sensing magnet to adsorb the nucleophilic magnetic impurity such as iron fillings in the gear oil, improves the filter effect to gear oil, and relies on filtration to further filter the inside gear oil of shell, further improvement to the filter effect of gear oil.
Specifically, the filter structure comprises a filter net pipe connected with the temperature sensing magnet, and a filter paper tube is arranged outside the filter net pipe.
By adopting the technical scheme, the gear oil inside the outer shell is further filtered by the filter paper cylinder and the filter net pipe.
Specifically, the inside movable structure that is equipped with of shell, movable structure is including the movable plate that is located the filter screen management below, movable plate and the inside sealed sliding connection of shell, one side that the movable plate is close to the chassis is equipped with the center tube, one side fixedly connected with reset spring's that the center tube was kept away from to the movable plate one end, reset spring's the other end and shell inner wall bottom fixed connection, movable plate upper portion edge connection annular strong magnet.
By adopting the technical scheme, the gear oil after filtration is conveyed to a reflux structure through the central pipe and the communication seat, and the gear oil after filtration is conveyed to the gears in the reducer shell by virtue of the reflux structure, so that the meshing transmission effect between the gears is improved;
when the automobile runs at a high speed, the running efficiency of gear oil in the reducer shell needs to be improved, the oil pumping efficiency of the circulating pump is improved, the circulating efficiency of the gear oil is increased, the gear oil enters the shell through the communicating seat, when the oil flow in the shell is large, the gear oil can be driven by the circulating pump to extrude the moving plate to move downwards for ensuring the running efficiency of the gear oil, the reset spring is driven to extrude and store force when the moving plate moves downwards, meanwhile, the central pipe is driven by the moving plate to move downwards, when the central pipe moves downwards, the gear oil rapidly enters the reflux structure through the central pipe, the running efficiency of the gear oil is improved, and impurities such as scrap iron in the gear oil can be further filtered by means of strong magnets;
when the automobile is not in a high-speed running state, the movable plate is driven to move to an initial state under the reset action of the reset spring;
it should be noted that, when the flow of gear oil is bigger, the distance that the extrusion movable plate moved down is longer, and can reduce to the filter effect of gear oil, on the contrary, when the flow of gear oil is smaller, the movable plate relies on reset spring's effect then not to move down, relies on the effect of filter paper tube and filter net management at this moment, can improve the filter effect to gear oil.
Specifically, the filter screen pipe inboard is equipped with the protruding of a plurality of groups circumference distribution, all be equipped with the slot hole that runs through the filter screen pipe on the arch, the center tube outside is equipped with a plurality of groups and the recess that the arch corresponds, protruding and recess one-to-one and sliding connection, all be equipped with the trompil that runs through the center tube in the recess, the trompil corresponds with the slot hole.
By adopting the technical scheme, when the gear oil enters the filter screen tube through the filter paper tube, the gear oil enters the holes corresponding to the long holes through the long holes by virtue of the long holes arranged on the filter screen tube, and the gear oil is discharged through the central tube;
to the gear oil that does not filter through the filter paper tube and directly pass the trompil, impurity in the gear oil can pile up in the recess in the center tube outside, and when the center tube moved up and reset, relies on the sliding connection of center tube and filter screen management, makes arch and recess sliding connection to rely on protruding to extrude down with the accumulational impurity in the recess, clear up the trompil to a certain extent, with further assurance filter effect, prevent impurity from blockking up the trompil simultaneously improve filter equipment's life.
Specifically, the inside cavity that is equipped with of movable plate, the movable plate top is equipped with a plurality of groups dust collecting hole that set up around the center tube, dust collecting hole is located bellied under and dust collecting hole and protruding one-to-one, dust collecting hole intercommunication cavity is inside.
Through adopting above-mentioned technical scheme, when the center tube shifts up, rely on the sliding connection of center tube and filter screen management, make arch and recess sliding connection to rely on the arch to extrude the discharge with accumulational impurity in the recess, rely on dust collecting hole and bellied correspondence, the exhaust impurity falls in the dust collecting hole, and enters into in the cavity of movable plate, with this improvement to the collecting effect of impurity, improvement filter equipment life.
Specifically, the upper end of the central tube is communicated with a communication seat, the side surface of the upper part of the central tube is magnetically adsorbed with the temperature sensing magnet, and the communication seat is communicated with a reflux structure through a second pipeline;
the reflux structure comprises a connecting pipe, one side of the connecting pipe is communicated with a second pipeline, one side of the connecting pipe, which is far away from the second pipeline, is connected with one ends of a plurality of groups of radiating pipes, and liquid outlets of the radiating pipes are communicated to the top of the inner side of the reducer shell.
Through adopting above-mentioned technical scheme, when the car is under long-time high-speed driving state, gear oil heat in the reduction gear casing is higher, can make the magnetism of temperature sensing magnet disappear, and impurities such as iron fillings that adsorb on temperature sensing magnet can fall, rely on strong magnet's adsorption affinity to adsorb impurities such as iron fillings that fall again this moment to be convenient for clear up temperature sensing magnet, improve the adsorption affinity after the follow-up magnetism of temperature sensing magnet resumes simultaneously;
when the magnetism of the temperature sensing magnet disappears, the upper end of the central tube and the temperature sensing magnet cannot be adsorbed continuously, and the pressure is increased because of high temperature in the reducer shell, the moving plate is extruded rapidly to move downwards at the moment, so that the central tube is driven to move downwards, gear oil can directly pass through an opening of the central tube, and the gear oil circulation efficiency is ensured; meanwhile, the circulating power of the circulating pump is increased, so that the circulating flow of the gear oil is increased, the movable plate is driven to move downwards, the position of the movable plate is adjusted, and the gear oil flow can be automatically adjusted by the filtering structure along with the temperature of the reducer shell and the circulating power of the circulating pump after the temperature inside the reducer shell is too high.
Gear oil enters into the connecting pipe through center tube and second pipeline to in carrying a plurality of groups of cooling tubes with gear oil through the connecting pipe, rely on a plurality of groups of cooling tubes can effectually be with the heat dissipation of gear oil, prevent that gear oil's heat from producing thermal expansion excessively, lead to the oil leakage to appear in the reduction gear casing, on the gear of reduction gear casing inside is carried with gear oil to the cooling tube simultaneously, lubricate the inside gear of reduction gear casing with this, improve the result of use.
The invention has the beneficial effects that:
(1) According to the new energy electric drive axle speed reducer shell assembly, when an automobile is started, the circulating pump is started to work, gear oil in the speed reducer shell is filtered by means of the circulating pump, the filtered gear oil is conveyed into the speed reducer shell again, gears in the speed reducer shell are lubricated in advance before the new energy automobile runs, and the working effect of the speed reducer is guaranteed.
(2) According to the novel energy electric drive bridge speed reducer shell assembly, when an automobile runs at a high speed for a long time, the heat of gear oil in the speed reducer shell is high, so that magnetism of a temperature sensing magnet disappears, impurities such as scrap iron adsorbed on the temperature sensing magnet can fall down, the fallen impurities such as scrap iron are adsorbed again by means of the adsorption force of the strong magnet, the temperature sensing magnet is cleaned conveniently, and the adsorption after the subsequent magnetism of the temperature sensing magnet is recovered is improved.
(3) According to the novel energy electric drive bridge speed reducer shell assembly, when magnetism of the temperature sensing magnet disappears, the upper end of the central tube and the temperature sensing magnet cannot be adsorbed continuously, and because pressure is increased due to high temperature in the speed reducer shell, the moving plate is extruded rapidly to move downwards at the moment, so that the central tube is driven to move downwards, gear oil can directly pass through an opening of the central tube, and therefore gear oil circulation efficiency is guaranteed.
(4) According to the novel energy electric drive bridge speed reducer shell assembly, the circulating flow of gear oil is increased along with the increase of the circulating power of the circulating pump, so that the moving plate is driven to move downwards, the position of the moving plate is adjusted, and the gear oil flow rate of the filtering structure along with the temperature of the speed reducer shell and the circulating power of the circulating pump can be automatically adjusted after the temperature inside the speed reducer shell is too high.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is an isometric view of the present invention;
FIG. 2 is a schematic view of the bottom structure of the outer side of the reducer housing of the present invention;
FIG. 3 is an isometric view of a filter apparatus of the present invention;
FIG. 4 is a schematic diagram of a cross-sectional isometric view of a filter device of the present invention;
FIG. 5 is a schematic cross-sectional view of a filter device of the present invention;
FIG. 6 is a schematic view of a connection structure of the mobile plate after the mobile plate is moved down;
FIG. 7 is a schematic view of a center tube structure according to the present invention;
fig. 8 is a schematic diagram of a filter mesh tube structure according to the present invention;
FIG. 9 is a schematic diagram of a connection structure of a communication seat according to the present invention;
FIG. 10 is a schematic cross-sectional view of a communication seat according to the present invention;
in the figure: 1. a speed reducer housing; 2. a circulation pump; 3. a communication seat; 4. a first pipeline; 5. a housing; 6. a chassis; 7. a liquid inlet hole; 8. a temperature-sensitive magnet; 9. a filter screen tube; 10. a filter paper tube; 11. a moving plate; 12. a central tube; 13. a return spring; 14. strong magnet; 15. a protrusion; 16. a long hole; 17. a groove; 18. opening holes; 19. a cavity; 20. dust collecting holes; 21. a second pipeline; 22. a connecting pipe; 23. and a radiating pipe.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
In order to lubricate a gear in a speed reducer when an automobile is started, as shown in fig. 1 and 2, the novel energy electric drive axle speed reducer shell assembly comprises a speed reducer shell 1, gear oil is filled in the speed reducer shell 1, a circulating pump 2 is arranged below the speed reducer shell 1, an oil inlet of the circulating pump 2 is communicated with the inside of the speed reducer shell 1, a filtering structure is arranged on one side of the circulating pump 2 and is communicated with an oil outlet of the circulating pump 2, a backflow structure is arranged on one side of the filtering structure away from the circulating pump 2, an inlet of the backflow structure is communicated with the filtering structure, an outlet of the backflow structure is communicated with the top of the speed reducer shell 1, and an outlet of the backflow structure faces to a gear in the speed reducer shell 1.
When the automobile is used, when the automobile is started, the circulating pump 2 is started to work, gear oil in the speed reducer shell 1 is conveyed to the filtering structure by means of the circulating pump 2, impurities in the gear oil are filtered by means of the filtering structure, after the gear oil is filtered by the filtering structure, the filtered gear oil is conveyed to a gear in the speed reducer shell 1 by means of the backflow structure, and before a new energy automobile runs, the gear in the speed reducer shell 1 is lubricated, so that the working effect of the speed reducer is guaranteed.
In order to improve the filtering effect on the gear oil, as shown in fig. 3 and 4, the invention further comprises, by way of example, a communication seat 3 connected with the lower surface of the reducer casing 1, wherein the communication seat 3 is communicated with the oil outlet of the circulating pump 2 through a first pipeline 4, and a filtering device is detachably connected to one side of the communication seat 3;
the filtering device comprises a shell 5, a chassis 6 is arranged at the top of the shell 5, a plurality of groups of circumferentially distributed liquid inlet holes 7 are formed in the chassis 6, the liquid inlet holes 7 are communicated with the circulating pump 2 through a communication seat 3, a temperature sensing magnet 8 is arranged in the shell 5, the upper surface of the temperature sensing magnet 8 is fixedly connected with the lower surface of the chassis 6, and a filtering structure is connected with the lower surface of the temperature sensing magnet 8.
When the automobile is started, the circulating pump 2 conveys the gear oil in the reducer shell 1 into the filtering structure by means of the first pipeline 4, conveys the gear oil into the shell 5 by means of the communicating seat 3 through the liquid inlet 7, adsorbs the magnetic impurities such as scrap iron in the gear oil by means of the temperature sensing magnet 8, improves the filtering effect on the gear oil, and further filters the gear oil in the shell 5 by means of the filtering structure, so that the filtering effect on the gear oil is further improved.
In order to further filter the impurities in the gear oil in the casing 5, as shown in fig. 4, the invention further includes, for example, a filter structure including a filter mesh tube 9 connected to the temperature sensing magnet 8, where a filter paper tube 10 is disposed outside the filter mesh tube 9.
When in use, the gear oil in the shell 5 is further filtered by the filter paper tube 10 and the filter net tube 9.
In order to ensure the operation efficiency of the gear oil, as shown in fig. 4, 5 and 6, the invention further comprises a moving structure in the housing 5, wherein the moving structure comprises a moving plate 11 positioned below the filter mesh tube 9, the moving plate 11 is in sealed sliding connection with the interior of the housing 5, a central tube 12 is arranged on one side of the moving plate 11 close to the chassis 6, one end of a return spring 13 is fixedly connected to one side of the moving plate 11 far away from the central tube 12, the other end of the return spring 13 is fixedly connected with the bottom of the inner wall of the housing 5, and the upper edge of the moving plate 11 is connected with a ring-shaped strong magnet 14.
When the gear oil filter is used, the gear oil after filtration is conveyed to a reflux structure through the central pipe 12 and the communication seat 3, and the gear oil after filtration is conveyed to a gear in the speed reducer shell 1 by virtue of the reflux structure, so that the meshing transmission effect between the gears is improved;
when the automobile runs at a high speed, the gear oil running efficiency in the reducer shell 1 needs to be improved, the oil pumping efficiency of the circulating pump 2 is improved, the gear oil is increased in circulating efficiency, the gear oil enters the shell 5 through the communicating seat 3, when the gear oil flow in the shell 5 is large, the circulating pump 2 can be used for driving the gear oil to extrude the moving plate 11 to move downwards so as to ensure the gear oil running efficiency, the reset spring 13 is driven to extrude and store force when the moving plate 11 moves downwards, meanwhile, the central pipe 12 is driven to move downwards by the moving plate 11, and when the central pipe 12 moves downwards, the gear oil rapidly enters a backflow structure through the central pipe 12, the running efficiency of the gear oil is improved, and impurities such as scrap iron in the gear oil can be further filtered by means of the strong magnet 14;
when the automobile is not in a high-speed running state, the movable plate 11 is driven to move to an initial state by virtue of the reset action of the reset spring 13;
it should be noted that, when the flow rate of the gear oil is larger, the distance of the pressing moving plate 11 moving downward is longer, and the filtering effect on the gear oil is reduced, whereas when the flow rate of the gear oil is smaller, the moving plate 11 does not move downward by virtue of the action of the return spring 13, and at this time, the filtering effect on the gear oil can be improved by virtue of the action of the filter paper tube 10 and the filter mesh tube 9.
In order to further ensure the filtering effect, as shown in fig. 6, 7 and 8, the invention further includes, for example, that the inner side of the filter screen tube 9 is provided with a plurality of groups of protrusions 15 distributed circumferentially, long holes 16 penetrating through the filter screen tube 9 are all provided on the protrusions 15, the outer side of the central tube 12 is provided with a plurality of groups of grooves 17 corresponding to the protrusions 15, the protrusions 15 are in one-to-one correspondence with the grooves 17 and are in sliding connection, and openings 18 penetrating through the central tube 12 are all provided in the grooves 17, and the openings 18 correspond to the long holes 16.
When in use, when gear oil enters the filter screen tube 9 through the filter paper tube 10, the gear oil enters the openings 18 corresponding to the long holes 16 through the long holes 16 by virtue of the long holes 16 arranged on the filter screen tube 9, and the gear oil is discharged through the central tube 12;
for the gear oil which is not filtered by the filter paper tube 10 and directly passes through the open hole 18, impurities in the gear oil can be accumulated in the groove 17 on the outer side of the central tube 12, when the central tube 12 moves upwards and resets, the protrusion 15 is in sliding connection with the groove 17 by virtue of the sliding connection of the central tube 12 and the filter net tube 9, and the impurities accumulated in the groove 17 are downwards extruded by virtue of the protrusion 15, so that the open hole 18 is cleaned to a certain extent, the filtering effect is further ensured, the open hole 18 is prevented from being blocked by the impurities, and the service life of the filtering device is prolonged.
In order to facilitate cleaning and collecting the cleaned impurities, as shown in fig. 6 and 8, the invention further includes, for example, a cavity 19 is provided inside the moving plate 11, a plurality of groups of dust collecting holes 20 are provided above the moving plate 11 and around the central tube 12, the dust collecting holes 20 are located right below the protrusions 15 and the dust collecting holes 20 are in one-to-one correspondence with the protrusions 15, and the dust collecting holes 20 are communicated with the inside of the cavity 19.
When the filter screen is used, when the central tube 12 moves upwards, the protrusion 15 is in sliding connection with the groove 17 by virtue of the sliding connection between the central tube 12 and the filter screen tube 9, impurities accumulated in the groove 17 are extruded and discharged by virtue of the protrusion 15, and the discharged impurities fall into the dust collecting hole 20 by virtue of the correspondence between the dust collecting hole 20 and the protrusion 15 and enter the cavity 19 of the movable plate 11, so that the collection effect on the impurities is improved, and the service life of the filter device is prolonged.
In order to facilitate automatic adjustment of the gear oil flow, as shown in fig. 1 to 5, the invention further comprises, illustratively, that the upper end of the central tube 12 is communicated with a communication seat 3, the upper side surface of the central tube 12 is magnetically adsorbed to the temperature sensing magnet 8, and the communication seat 3 is communicated with a reflux structure through a second pipeline 21;
the reflux structure comprises a connecting pipe 22, one side of the connecting pipe 22 is communicated with a second pipeline 21, one side of the connecting pipe 22 far away from the second pipeline 21 is connected with one ends of a plurality of groups of radiating pipes 23, and liquid outlets of the plurality of groups of radiating pipes 23 are communicated to the top of the inner side of the speed reducer shell 1.
When the automobile runs at a high speed for a long time, the heat of gear oil in the reducer shell 1 is high, so that magnetism of the temperature sensing magnet 8 disappears, impurities such as scrap iron adsorbed on the temperature sensing magnet 8 can fall, the fallen impurities such as scrap iron are adsorbed again by means of the adsorption force of the strong magnet 14, the temperature sensing magnet 8 is cleaned conveniently, and the adsorption force of the temperature sensing magnet 8 after subsequent magnetism recovery is improved;
when the magnetism of the temperature sensing magnet 8 disappears, the upper end of the central tube 12 and the temperature sensing magnet 8 cannot be adsorbed continuously, and the pressure is increased because of high temperature in the reducer shell 1, the moving plate 11 is extruded and moved downwards rapidly at the moment, so that the central tube 12 is driven to move downwards, gear oil can directly pass through the opening 18 of the central tube 12, and the gear oil circulation efficiency is ensured; meanwhile, as the circulating power of the circulating pump 2 is increased, the circulating flow of the gear oil is increased, so that the moving plate 11 is driven to move downwards, and the position of the moving plate 11 is adjusted, so that after the internal temperature of the speed reducer shell 1 is too high, the gear oil flow can be automatically adjusted by the filtering structure along with the temperature of the speed reducer shell 1 and the circulating power of the circulating pump 2.
Gear oil enters into connecting pipe 22 through center tube 12 and second pipeline 21 to in carrying gear oil to a plurality of groups cooling tube 23 through connecting pipe 22, relying on a plurality of groups cooling tube 23 can effectually be with the heat dissipation of gear oil, prevent that gear oil's heat is too high from producing thermal expansion, lead to the oil-out to appear in reduction gear casing 1, on the gear of reduction gear casing 1 inside is carried to the cooling tube 23 simultaneously, so as to lubricate the inside gear of reduction gear casing 1, improve the result of use.
When the automobile is started, the circulating pump 2 is started to work, the gear oil in the reducer shell 1 is conveyed to the communicating seat 3 by the circulating pump 2, the gear oil is conveyed into the shell 5 by the communicating seat 3 through the liquid inlet 7, the temperature sensing magnet 8 is used for adsorbing the magnetic impurities such as scrap iron in the gear oil, and meanwhile, the filter paper tube 10 and the filter screen tube 9 are used for further filtering the impurities in the gear oil in the shell 5; the gear oil after filtration is conveyed to a reflux structure through the central pipe 12 and the communication seat 3, and the gear oil after filtration is conveyed to a gear in the reducer shell 1 by virtue of the reflux structure, so that the meshing transmission effect between the gears is improved;
when the automobile runs at a high speed for a long time, the heat of gear oil in the reducer shell 1 is high, so that magnetism of the temperature sensing magnet 8 disappears, impurities such as scrap iron adsorbed on the temperature sensing magnet 8 can fall, and the fallen impurities such as scrap iron are adsorbed again by means of the adsorption force of the strong magnet 14, so that the temperature sensing magnet 8 is cleaned conveniently, and the adsorption force of the temperature sensing magnet 8 after subsequent magnetic recovery is improved;
when the magnetism of the temperature sensing magnet 8 disappears, the upper end of the central tube 12 and the temperature sensing magnet 8 cannot be adsorbed continuously, and the pressure is increased because of high temperature in the speed reducer shell 1, the movable plate 11 is extruded and moved downwards rapidly at the moment, so that the central tube 12 is driven to move downwards, gear oil can directly pass through the opening 18 of the central tube 12 to enter a reflux structure rapidly, and the operation efficiency of the gear oil is improved;
for gear oil which is not filtered by the filter paper tube 10 and directly passes through the opening 18, impurities in the gear oil are accumulated in the groove 17 at the outer side of the central tube 12, when the central tube 12 is driven to move upwards for resetting by virtue of the resetting action of the resetting spring 13, the protrusion 15 is in sliding connection with the groove 17 by virtue of the sliding connection of the central tube 12 and the filter net tube 9, the impurities accumulated in the groove 17 are downwards extruded by virtue of the protrusion 15, the opening 18 is cleaned to a certain extent, and by virtue of the correspondence of the dust collecting hole 20 and the protrusion 15, the discharged impurities fall in the dust collecting hole 20 and enter the cavity 19 of the movable plate 11, so that the filtering effect is further ensured, the blocking of the opening 18 by the impurities is prevented, and the service life of the filtering device is prolonged;
the gear oil after filtering enters into the connecting pipe 22 through the central pipe 12 and the second pipeline 21, and is conveyed into the plurality of groups of radiating pipes 23 through the connecting pipe 22, the heat of the gear oil can be effectively dissipated by means of the plurality of groups of radiating pipes 23, the gear oil is prevented from being excessively high in heat to generate thermal expansion, the oil seepage is caused to the speed reducer shell 1, and meanwhile, the gear oil is conveyed to the gear inside the speed reducer shell 1 by means of the radiating pipes 23, so that the gear inside the speed reducer shell 1 is lubricated.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the foregoing examples, and that the foregoing description and description are merely illustrative of the principles of this invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a new forms of energy electricity drives bridge reduction gear casing assembly, its characterized in that, including reduction gear casing (1), reduction gear casing (1) inside is filled with gear oil, the below of reduction gear casing (1) is equipped with circulating pump (2), the oil inlet of circulating pump (2) communicates with reduction gear casing (1) inside, circulating pump (2) one side is equipped with filtration, filtration communicates with the oil-out of circulating pump (2), filtration is equipped with the reflux structure far away from one side of circulating pump (2), reflux structure's entry and filtration intercommunication, reflux structure export and reduction gear casing (1) top intercommunication, reflux structure's export is towards the inside gear of reduction gear casing (1);
the filtering structure comprises a communication seat (3) connected with the lower surface of the speed reducer shell (1), the communication seat (3) is communicated with an oil outlet of the circulating pump (2) through a first pipeline (4), and one side of the communication seat (3) is detachably connected with a filtering device;
the filtering device comprises a shell (5), a chassis (6) is arranged at the top of the shell (5), a plurality of groups of circumferentially distributed liquid inlet holes (7) are formed in the chassis (6), the liquid inlet holes (7) are communicated with a circulating pump (2) through a communication seat (3), a temperature sensing magnet (8) is arranged in the shell (5), the upper surface of the temperature sensing magnet (8) is fixedly connected with the lower surface of the chassis (6), and a filtering structure is connected with the lower surface of the temperature sensing magnet (8);
the filtering structure comprises a filtering net pipe (9) connected with the temperature sensing magnet (8), and a filtering paper tube (10) is arranged on the outer side of the filtering net pipe (9);
the filter screen is characterized in that a moving structure is arranged inside the shell (5), the moving structure comprises a moving plate (11) positioned below the filter screen pipe (9), the moving plate (11) is in sealing sliding connection with the inside of the shell (5), a central pipe (12) is arranged on one side, close to the chassis (6), of the moving plate (11), one side, far away from the central pipe (12), of the moving plate (11) is fixedly connected with one end of a reset spring (13), the other end of the reset spring (13) is fixedly connected with the bottom of the inner wall of the shell (5), and the edge of the upper part of the moving plate (11) is connected with an annular strong magnet (14);
the upper end of the central tube (12) is communicated with the communication seat (3), and the side surface of the upper part of the central tube (12) is magnetically adsorbed with the temperature sensing magnet (8).
2. The new energy electric drive axle reducer shell assembly according to claim 1, wherein a plurality of groups of protrusions (15) distributed circumferentially are arranged on the inner side of the filter screen tube (9), long holes (16) penetrating through the filter screen tube (9) are formed in the protrusions (15), a plurality of groups of grooves (17) corresponding to the protrusions (15) are formed in the outer side of the central tube (12), the protrusions (15) are in one-to-one correspondence and are in sliding connection with the grooves (17), holes (18) penetrating through the central tube (12) are formed in the grooves (17), and the holes (18) correspond to the long holes (16).
3. The new energy electric drive axle reducer shell assembly according to claim 2, wherein a cavity (19) is formed in the movable plate (11), a plurality of groups of dust collecting holes (20) are formed above the movable plate (11) and are arranged around the central tube (12), the dust collecting holes (20) are located under the protrusions (15) and correspond to the protrusions (15) one by one, and the dust collecting holes (20) are communicated with the inside of the cavity (19).
4. A new energy electrically driven axle reducer housing assembly according to any one of claims 1 to 3, wherein the communication seat (3) is communicated with the reflux structure through a second pipeline (21);
the reflux structure comprises a connecting pipe (22), one side of the connecting pipe (22) is communicated with a second pipeline (21), one side of the connecting pipe (22) away from the second pipeline (21) is connected with one ends of a plurality of groups of radiating pipes (23), and liquid outlets of the radiating pipes (23) are communicated to the top of the inner side of the reducer shell (1).
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| CN116538279A (en) | 2023-08-04 |
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