CN219673916U - Engine oil lubrication structure for external main shaft bearing - Google Patents
Engine oil lubrication structure for external main shaft bearing Download PDFInfo
- Publication number
- CN219673916U CN219673916U CN202321171507.4U CN202321171507U CN219673916U CN 219673916 U CN219673916 U CN 219673916U CN 202321171507 U CN202321171507 U CN 202321171507U CN 219673916 U CN219673916 U CN 219673916U
- Authority
- CN
- China
- Prior art keywords
- oil
- shell
- box
- heat exchanger
- water
- 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
- 239000010705 motor oil Substances 0.000 title claims abstract description 20
- 238000005461 lubrication Methods 0.000 title claims abstract description 13
- 239000003921 oil Substances 0.000 claims abstract description 140
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 49
- 239000010687 lubricating oil Substances 0.000 claims description 27
- 238000007789 sealing Methods 0.000 claims description 9
- 230000001050 lubricating effect Effects 0.000 claims description 8
- 238000004062 sedimentation Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 description 6
- 239000000314 lubricant Substances 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 235000014121 butter Nutrition 0.000 description 4
- 239000004519 grease Substances 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Abstract
The utility model relates to the technical field of bearing lubrication, in particular to an engine oil lubrication structure for an external spindle bearing, which comprises a transmission shaft, shaft seats arranged at two ends of a shaft rod, an oil box arranged on the shaft seats and provided with an oil inlet and an oil outlet, a bracket arranged beside the shaft seats, an oil tank arranged on the bracket, an oil pump and a heat exchanger, wherein the shaft seats are arranged in the oil box, one end of the transmission shaft is connected to the shaft seats by penetrating the oil box outside the oil box, the oil outlet end of the oil tank is connected with the oil inlet of the oil box, the inlet end of the heat exchanger is connected with the oil outlet of the oil box, the outlet end of the heat exchanger is connected with the input end of the oil pump, and the output end of the oil pump is connected with the oil tank.
Description
Technical Field
The utility model relates to the technical field of bearing lubrication, in particular to an engine oil lubrication structure for an externally arranged main shaft bearing.
Background
The lubricant is used for reducing the friction resistance of the friction pair and slowing down the abrasion of the friction pair. The lubricant can also cool, clean and prevent pollution to the friction pair, and can be classified into liquid lubricant and non-liquid lubricant (butter).
The main shaft of mechanical equipment is usually fixed and limited by a bearing, and is mainly divided into an open bearing and a closed bearing, when the open bearing is used, the bearing is supported by a bearing seat, and the connecting mode is that an outer ring of the bearing is fixed with the bearing seat, and an inner ring of the bearing is fixed with the main shaft of mechanical equipment.
Commonly used lubricants in lubricating bearings are non-liquid lubricants such as: grease, however, has low applicability to rolling bearings which need to be operated at high speed, and poor cooling performance of the grease, and if excessive grease is added in the rolling bearings, the rolling bearings are overheated due to stirring of the lubricant, and the grease needs to be replaced and supplemented frequently so as to ensure lubrication and dust prevention effects.
Disclosure of Invention
The utility model aims to solve the problems, and provides an engine oil lubrication structure for an external main shaft bearing, through the structure, the bearing can be lubricated by adopting lubricating oil, meanwhile, the temperature can be reduced, the period of replacing the lubricating oil is long, and the maintenance times are reduced.
The technical scheme includes that the engine oil lubricating structure for the external spindle bearing comprises a transmission shaft, shaft seats arranged at two ends of a shaft rod, an oil box arranged on the shaft seats and provided with an oil inlet and an oil outlet, a support arranged beside the shaft seats, an oil tank arranged on the support, an oil pump and a heat exchanger, wherein the shaft seats are arranged in the oil box, one end of the transmission shaft passes through the oil box from outside the oil box and is connected to the shaft seats, an oil outlet end of the oil tank is connected with the oil inlet of the oil box, an inlet end of the heat exchanger is connected with the oil outlet of the oil box, an outlet end of the heat exchanger is connected with an input end of the oil pump, and an output end of the oil pump is connected with the oil tank.
A sedimentation cup type filter is arranged between the heat exchanger and the oil box.
The heat exchanger comprises a shell, end covers arranged at two ends of the shell, a water pipe arranged in the shell, a water pump arranged on a support and a water pool arranged at one side of the support, wherein the shell is of a cylindrical structure with two sealed ends, an input oil port is arranged at the upper side of one end of the shell, a conveying oil port is arranged at the lower side of the other end of the shell, the end covers are of barrel-shaped structures with one ends open and are in sealing connection with two ends of the shell to form a sealed cavity, a water inlet is arranged on the end cover of one end of the shell, a water outlet is arranged on the end cover of the other end of the shell, the water pipe is arranged in the shell, two ends of the water pipe penetrate through the outer wall of the shell and are respectively communicated with the inner cavity of the end cover, the water pump output end is connected with the water inlet and the water inlet on the end cover of one end of the shell, the water outlet on the end cover of the other end of the shell is communicated with the water pool, the oil outlet of the oil box is connected with the input oil port of the shell, and the conveying oil port of the shell is connected with the input end of the oil pump.
A lubricating oil filter is arranged between the heat exchanger and the oil pump.
The axle bed sets up in the oil box middle part, and the axle bed periphery is pasted with the oil box inner wall and is separated the interior cavity of oil box, oil inlet and oil-out communicate with two cavitys in the oil box respectively.
The beneficial effects of the utility model are as follows:
1. the lubricating oil is used for replacing butter to serve as a lubricant of the bearing, the replacing period of the lubricating oil is long compared with that of the butter, frequent maintenance is not needed, and the oil box is used for integrally sealing the shaft seat and the bearing, so that dust and impurities can be effectively prevented from entering the bearing, and the service life and stability of the bearing are prolonged;
2. when the lubricating oil circulates, the oil pump is adopted to pump the oil box to form a negative pressure oil way, so that the oil leakage phenomenon caused by high bearing rotation speed and large vibration can be thoroughly and effectively avoided;
3. the liquid lubricating oil is adopted to ensure that the bearing is lubricated more thoroughly, so that the rotation resistance of the bearing can be further reduced, and the rotation speed of the bearing is improved;
4. the water circulation heat exchanger can effectively reduce the temperature of lubricating oil, namely the temperature of the bearing, greatly prolongs the service life of the bearing, and is more convenient to use and maintain and lower in maintenance cost.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a schematic structural view of the housing of the present utility model.
In the drawings, 1, a transmission shaft, 2, an oil box, 3, a bracket, 4, an oil tank, 5, an oil pump, 6, a heat exchanger, 7, a sedimentation cup type filter, 8, a shell, 9, an end cover, 10, a water pipe, 11, a water pump, 12, a water tank, 13, an input oil port, 14, a delivery oil port, 15, a water inlet, 16, a water outlet, 17 and a lubricating oil filter.
Detailed Description
As shown in fig. 1-2, the utility model provides an engine oil lubrication structure for an external spindle bearing, which comprises a transmission shaft 1, shaft seats arranged at two ends of a shaft rod, an oil box 2 arranged on the shaft seats and provided with an oil inlet and an oil outlet, a bracket 3 arranged beside the shaft seats, an oil tank 4 arranged on the bracket 3, an oil pump 5 and a heat exchanger 6, wherein the shaft seats are arranged in the oil box 2, one end of the transmission shaft 1 passes through the oil box 2 from outside the oil box 2 and is connected to the shaft seats, the oil outlet end of the oil tank 4 is connected with the oil inlet of the oil box 2, the inlet end of the heat exchanger 6 is connected with the oil outlet of the oil box 2, the outlet end of the heat exchanger is connected with the input end of the oil pump 5, and the output end of the oil pump 5 is connected with the oil tank 4.
The engine oil is used as lubricating oil of the bearing, the oil tank 4 is used for storing the engine oil, the oil box 2 is of a sealed structure, the shaft seat and the bearing are arranged in the oil box 2, the transmission shaft 1 penetrates through the oil box and is sealed by adopting a dynamic sealing structure which is a conventional technology in the field, the dynamic sealing structure has the structure that the engine oil is not excessively elucidated, the engine oil sequentially flows through the oil box 2, the heat exchanger 6 and the oil pump 5 in the oil tank 2 through the oil pump 5, the oil pump 5 is of a driving structure and pumps the inside of the heat exchanger 6, the inside of the oil box 2 is pumped after negative pressure is formed in the heat exchanger 6, the inside of the oil box 2 is pumped in a negative pressure manner, the circulation of the engine oil is realized, the heat exchanger 6 can exchange heat and cool the engine oil, namely cool the oil box 2, the engine oil is effectively prevented from rotating at a high speed and overheat by the bearing, the engine oil is long compared with the replacement period of the butter, frequent maintenance is not needed, the oil box 2 is sealed, the dust and the engine oil can be effectively prevented from entering the bearing, the service life and stability of the bearing are prolonged.
As shown in fig. 1-2, a sediment bowl filter 7 is arranged between the heat exchanger 6 and the oil box 2.
The sedimentation cup type filter 7 is directly purchased in the market, and can be used for filtering lubricating oil coming out of the oil box 2 in the structure, so that the lubricating effect of the lubricating oil is guaranteed, the service life of the lubricating oil is prolonged, meanwhile, the pipeline blockage caused by the deposition of impurities in the lubricating oil in the heat exchanger 6 is avoided, and the service life of the heat exchanger is prolonged.
As shown in fig. 1-2, the heat exchanger 6 comprises a shell 8, end covers 9 arranged at two ends of the shell 8, a water pipe 10 arranged in the shell 8, a water pump 11 arranged on the support 3 and a water pool 12 arranged at one side of the support 3, wherein the shell 8 is of a cylindrical structure with two sealed ends, an input oil port 13 is arranged at the upper side of one end of the shell 8, a conveying oil port 14 is arranged at the lower side of the other end of the shell, the end covers 9 are of barrel-shaped structures with one open end and are in sealing connection with two ends of the shell 8 to form a sealed cavity, a water inlet 15 is arranged on the end cover 9 at one end of the shell 8, a water outlet 16 is arranged on the end cover 9 at the other end of the shell 8, the water pipe 10 is arranged in the shell 8, the two ends of the water pipe 10 penetrate through the outer wall of the shell 8 and are respectively communicated with the inner cavity of the end cover 9, the output end of the water pump 11 is connected with the water inlet 15 on the end cover 9 at one end of the shell 8, the input end of the water pump 11 is connected with the water pool 12, the output 16 on the end cover 9 at the other end of the shell 8 is communicated with the water pool 12, the output port of the oil outlet of the oil box 2 is connected with the input oil port 13 of the shell 8, the water outlet 14 is connected with the input oil port of the input oil pump 5.
The casing 8 is sealed oil box or barrel structure, engine oil is by the input port 13 of casing 8 upper end entering the cavity in the casing 8, get into the oil pump 5 through the delivery port 14 of casing 8 lower extreme, end cover 9 detains in casing 8 both ends and carries out sealing connection, form sealed cavity between end cover 9 and the casing 8 tip, the water pipe 10 in the casing 8 passes casing 8, with the cavity intercommunication of two end covers 9, the cooling water gets into through the water inlet 15 on the end cover 9, in carrying the end cover 9 of opposite side through water pipe 10, in carrying pond 12 through delivery port 16, realize the hydrologic cycle heat transfer, cool down the engine oil through the mode of heat transfer, effectively avoid the bearing high-speed to rotate overheated, and the heat exchanger structure adopts water pipe 10 as the heat exchange part of engine oil and cooling water, water pipe 10 is the metal straight tube, compare in fin cost reduction by a wide margin.
As shown in fig. 1-2, a lubricating oil filter 17 is provided between the heat exchanger 6 and the oil pump 5.
The lubricating oil from the heat exchanger 6 is filtered again through the lubricating oil filter 17, impurities in the lubricating oil are filtered, the service life of the lubricating oil is prolonged, the maintenance period is prolonged, and the lubricating effect of the lubricating oil is ensured.
As shown in fig. 1-2, the shaft seat is arranged in the middle of the oil box 2, the periphery of the shaft seat is bonded with the inner wall of the oil box 2 and separates the cavity in the oil box 2, and the oil inlet and the oil outlet are respectively communicated with two cavities in the oil box 2.
Lubricating oil enters a cavity on one side in the oil box 2 from an oil inlet on one side of the oil box 2, passes through a bearing under the extraction of the oil pump 5 and flows into the cavity on the other side in the oil box 2, so that the lubricating effect of the lubricating oil on the bearing is ensured to be fully lubricated, the lubricating effect is greatly improved, the sealing gasket is attached between the outer wall of the oil box 2 and the inner wall of the oil box 2, the sealing effect is improved, and the problem that the lubricating effect is poor due to the fact that the lubricating oil directly flows out of the oil box 2 from the bearing is effectively avoided.
Claims (5)
1. The utility model provides an engine oil lubricating structure for external main shaft bearing, includes transmission shaft (1), sets up the axle bed at axostylus axostyle both ends, its characterized in that: still including setting up on the axle bed and have oil box (2) of oil inlet and oil-out, set up support (3) on axle bed one side, set up oil tank (4), oil pump (5) and heat exchanger (6) on support (3), the axle bed sets up in oil box (2), transmission shaft (1) one end passes oil box (2) outward and is connected on the axle bed by oil box (2), oil tank (4) play oil end is connected with the oil inlet of oil box (2), heat exchanger (6) entrance point is connected with the oil-out of oil box (2), the exit end is connected with the input of oil pump (5), the output of oil pump (5) is connected with oil tank (4).
2. The oil lubrication structure for an outboard spindle bearing of claim 1, wherein: a sedimentation cup type filter (7) is arranged between the heat exchanger (6) and the oil box (2).
3. The oil lubrication structure for an outboard spindle bearing of claim 1, wherein: the heat exchanger (6) comprises a shell (8), end covers (9) arranged at two ends of the shell (8), a water pipe (10) arranged in the shell (8), a water pump (11) arranged on the support (3) and a water pool (12) arranged at one side of the support (3), wherein the shell (8) is of a cylindrical structure with two sealed ends, an input port (13) is arranged at the upper side of one end of the shell (8), a delivery port (14) is arranged at the lower side of the other end of the shell, the end covers (9) are of barrel-shaped structures with one open end and are in sealing connection with two ends of the shell (8) to form a sealed cavity, a water inlet (15) is arranged on the end cover (9) at one end of the shell (8), a water outlet (16) is arranged on the end cover (9) at the other end of the shell (8), the water pipe (10) is arranged in the shell (8) and two ends of the water pipe (10) are respectively communicated with the inner cavity of the end cover (9) through the outer wall of the shell (8), the output end of the water pump (11) is connected with a water inlet (15) on the end cover (9) at one end of the shell (8), the input end of the water pump (11) is connected with the water inlet (12) and the water outlet (16) on the end cover (8) is connected with the water outlet (12) at the end of the shell (8) respectively, an oil conveying port (14) of the shell (8) is connected with the input end of the oil pump (5).
4. The oil lubrication structure for an outboard spindle bearing of claim 1, wherein: a lubricating oil filter (17) is arranged between the heat exchanger (6) and the oil pump (5).
5. The oil lubrication structure for an outboard spindle bearing of claim 1, wherein: the oil inlet and the oil outlet are respectively communicated with two cavities in the oil box (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321171507.4U CN219673916U (en) | 2023-05-16 | 2023-05-16 | Engine oil lubrication structure for external main shaft bearing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321171507.4U CN219673916U (en) | 2023-05-16 | 2023-05-16 | Engine oil lubrication structure for external main shaft bearing |
Publications (1)
Publication Number | Publication Date |
---|---|
CN219673916U true CN219673916U (en) | 2023-09-12 |
Family
ID=87927828
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202321171507.4U Active CN219673916U (en) | 2023-05-16 | 2023-05-16 | Engine oil lubrication structure for external main shaft bearing |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN219673916U (en) |
-
2023
- 2023-05-16 CN CN202321171507.4U patent/CN219673916U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US3318253A (en) | Pumps with heat exchanger for pumping slurries | |
CN102057164B (en) | Turbo blower and high speed rotating body used in same | |
CN108471184A (en) | It is a kind of that there is the dust-proof machine for reducing bearing wear function | |
CN112271876A (en) | Oil-cooled motor | |
CN105909696A (en) | Spline shaft, retarder oil channel structure based on spline shaft and lubricating method | |
CN201273303Y (en) | Grease lubrication bearing assembly for slurry pump with cooling interlayer | |
CN219673916U (en) | Engine oil lubrication structure for external main shaft bearing | |
CN211145241U (en) | Cycloidal pin gear speed reducer with oil dynamic lubrication and cooling | |
CN104153987A (en) | Self-sufficient type power end lubricating oil circulating cooling system | |
CN107762849A (en) | The horizontal in line vavuum pump of oil-free | |
CN204755014U (en) | Lubricating system of vertical single cylinder air -cooled diesel engine | |
CN108286603B (en) | Upper transmission case of excavator | |
CN112031915A (en) | Cooling water pump for automobile engine | |
CN101418801A (en) | Screw compressor | |
CN207034149U (en) | A kind of sealed lubrication system of mechanical transmission mechanism | |
CN103688059A (en) | Screw-type vacuum pump having a direct cooling device | |
CN215293523U (en) | Active lubricating and cooling device for high-speed reduction gearbox | |
CN113775651B (en) | Gate pump with water lubricated bearing | |
CN215410096U (en) | Axle main reducer owner awl bearing lubricating structure | |
CN2713212Y (en) | Self-circulation lubricating device for bearing | |
CN114696532A (en) | Special speed reducing motor integrated structure for extruder | |
CN110594366A (en) | Cycloidal pin gear speed reducer with oil dynamic lubrication and cooling | |
CN219102007U (en) | Gear box lubricating oil heat sink | |
CN112066234A (en) | Vertical pump bearing lubricating and cooling device | |
CN207364244U (en) | A kind of power takeoff being lubricated using helicoidal pump, gearbox or Retarder |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |