CN208750386U - Vertical shaft machines oil lubrication system - Google Patents
Vertical shaft machines oil lubrication system Download PDFInfo
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- CN208750386U CN208750386U CN201821294694.4U CN201821294694U CN208750386U CN 208750386 U CN208750386 U CN 208750386U CN 201821294694 U CN201821294694 U CN 201821294694U CN 208750386 U CN208750386 U CN 208750386U
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Abstract
The utility model relates to a kind of Vertical shaft machines oil lubrication systems, including mechanical part, engine oil recycle system, monitoring control alarm system；The mechanical part includes main shaft, bearing housing, upper bearing (metal) group, lower bearing, upper ball cover, lower ball cover；The main shaft is arranged in bearing housing；Main shaft top is provided with upper bearing (metal) group；Upper ball cover is provided on the outside of upper bearing (metal) group；Main shaft lower part is provided with lower bearing group；Upper ball cover is provided on the outside of lower bearing group；The engine oil recycle system includes oil feed pump, atomizer, pipeline, spare oil feed pump, filter, scavenge oil pump, oil return nozzle, fuel tank, overflow pipe；The monitoring control alarm system includes controller, velocity sensor, fuel supply flow rate meter, return flow meter, temperature sensor and liquidometer.The utility model Vertical shaft machines oil lubrication system, bearing can not only be lubricated well, and cleaning and cooling is also obtained, and extend the service life of bearing.
Description
Technical field
The utility model relates to a kind of lubricating systems, in particular to a kind of Vertical shaft machines oil lubrication system.
Background technique
The equipment of vertical shaft operating at present, the lubrication of general bearing is all grease lubrication.If vertical shaft load is big, revolving speed is high or cold
But condition is poor, it is easy to cause bearing damage, shorten using the time, increase failure rate and maintenance cost.
Utility model content
In view of the deficiency of the prior art, the utility model provides that a kind of structure is simple, and bearing can not only obtain very
Good lubrication, and cleaning and cooling is also obtained, extend the Vertical shaft machines oil lubrication system of the service life of bearing.
Technical solution adopted in the utility model is:
A kind of Vertical shaft machines oil lubrication system,
Including mechanical part, engine oil recycle system, monitoring control alarm system；
The mechanical part includes main shaft, bearing housing, upper bearing (metal) group, lower bearing, upper ball cover, lower ball cover；
The main shaft is arranged in bearing housing；
Main shaft top is provided with upper bearing (metal) group；
Upper ball cover is provided on the outside of upper bearing (metal) group；
Main shaft lower part is provided with lower bearing group；
Upper ball cover is provided on the outside of lower bearing group；
The engine oil recycle system includes oil feed pump, atomizer, pipeline, spare oil feed pump, filter, scavenge oil pump, oil return
Mouth, fuel tank, overflow pipe；
Fuel tank is connected by pipeline with one end of filter；
The filter other end is connected by pipeline and oil feed pump with atomizer；
The filter other end is connected by pipeline and spare oil feed pump with atomizer；
Oil return nozzle is connected by pipeline and scavenge oil pump with fuel tank；
The monitoring control alarm system 3 includes controller, velocity sensor, fuel supply flow rate meter, return flow meter, temperature
Sensor and liquidometer；
Controller is connected with velocity sensor, oil flowmeter, return flow meter and temperature sensor respectively.
The upper ball cover of the mechanical part is symmetrically arranged with two atomizers radially outside；
The atomizer is opened at upper bearing (metal) group inner sleeve；
The inner ring surface that the upper ball cover is contacted with main shaft offers only oil groove；
The only oil groove opens up downwards two oil-recovery tanks in the symmetrical two sides of horizontal plane and atomizer direction in 90 °；
It is described to stop oil groove and oil-recovery tank, oil sealing group in composition；
Step channel-shaped in a ring, as oil storage tank；
The oil storage trench bottom is equipped with oil return hole；
The lower bearing uses multiple tooth long foot floor clip as upper disc, and special umbrella round nut is as lower disc.
The oil storage tank, oil return hole, disc constitute lower oil sealing group.
The oil storage tank is equipped with overflow hole, external overflow pipe.
The upper ball cover and lower ball cover inner ring surface leans on proximal ends side, is equipped with felt annular groove, inside fills out rough felt,
As axial dust-proof.
Bearing housing end upper and lower end face is provided with annular groove, matched O-shaped rubber ring is inside filled out, as bearing cap and bearing
Sealing between case.
The atomizer of the engine oil recycle system is on upper ball cover；
The filter is mounted on before oil feed pump；
The oil return nozzle is mounted at the oil return hole of lower ball cover；
The atomizer, oil feed pump, filter, oil return nozzle, scavenge oil pump and fuel tank piping connection are at oil lubricating circuit；
The emergency bearing oil pump pipeline is in parallel with oil feed pump, in case using when fuel feeding failure of pump.
When the engine oil recycle system works, oil feed pump through filter, sprays the machine oil in fuel tank by two atomizers
It is mapped to the top bearing inner sleeve inside edge, due to the mobility of machine oil and the rotation of bearing, to the bearing in bearing housing from upper
It arrives down, is successively lubricated, cleans and cools down.Later, machine oil imports in the oil storage tank being located in lower ball cover, is pumped by oil return
Oil return box precipitating, cooling；
The working principle of upper oil sealing group is: the machine oil near atomizer, due to the presence of capillary phenomenon, along main shaft and upper
It climbs upwards in the gap of bearing block；
To described when stopping oil groove, since space increases, capillary phenomenon is eliminated, and machine oil is temporarily stored in only oil groove；
And when with main axis to the oil-recovery tank, bearing housing is flowed back to along main shaft or oil return cell wall；
The working principle of lower oil sealing group is: when machine oil flows downward along bearing housing, due between lower ball cover and bearing housing
By O-ring, machine oil will not flow out in gap between lower ball cover and bearing housing；
When machine oil flows down to disc along main shaft, since upper disc is the multiple tooth structure of downward certain angle,
The upper and lower surface of lower disc also has a certain degree downwards, and at pointed, machine oil is easy to fall from twice disc top section
Enter oil storage tank；
When spindle operation, due to centrifugal action, machine oil is easier to be thrown off disc, falls into oil storage tank；
Since the oil return pump discharge is greater than twice of fuel feeding pump discharge；
Excessive machine oil storage is not had in oil storage tank；
Oil storage tank inner engine oil liquid level is far below oil storage tank inner top side face, and machine oil will not seam between lower ball cover and main shaft
Clearance flow goes out；
When oil storage tank liquid level reaches the height of overflow hole, machine oil can be discharged from overflow pipe automatically, prevent from dripping along main shaft
Over pulleys carried.
In the detection control alarm system, the velocity sensor is three, detects oil feed pump, spare oil feed pump respectively
With the revolving speed of scavenge oil pump；
The fuel supply flow rate meter is mounted on oil feed pump and spare oil feed pump shares in oil outlet pipe；
The return flow meter is mounted on oil return line；
The temperature sensor is 2, is separately mounted to bearing housing side and corresponds at metal (upper；
The liquidometer is mounted on fuel tank；
The velocity sensor, fuel supply flow rate meter, return flow meter, temperature sensor, liquidometer use signal wire and control
Instrument connection processed.
Before the Vertical shaft machines oil lubrication system work, the detection control self-test first of alarm system 3；
Permission working signal is provided after self-test is normal.Otherwise it alarms；
When the Vertical shaft machines oil lubrication system works, starting engine oil recycle system 2, system 2 are worked normally to setting first
After time, allow host-initiated；
In the Vertical shaft machines oil lubrication system course of work, totally 3 velocity sensors, fuel supply flow rate meter, the oil return stream
It is meter, described when totally 2 temperature sensors, liquidometers detect abnormal signal, can controller be caused to be alarmed；
The oil feed pump velocity sensor, fuel supply flow rate meter, in temperature sensor, any one while sound an alarm,
The spare oil feed pump of equal automatically starting；
The fuel supply flow rate meter and temperature sensor signal restore normal, and alarm signal is eliminated automatically.
Spare oil feed pump velocity sensor abnormal signal or the alarm of fuel supply flow rate meter cannot be eliminated or multiple detecting elements
When signal is abnormal simultaneously, controller issues signal parking immediately.
The utility model compared with the prior art the utility model has the advantages that
The utility model Vertical shaft machines oil lubrication system, bearing can not only be lubricated well, and cleaning is also obtained
And cooling, extend the service life of bearing.
The characteristics of the utility model, is upper and lower sealing group, and structure is simple, and failure rate is low.The Vertical shaft machines are glossy simultaneously
Sliding system, itself controls alarm system with perfect monitoring, and high degree of automation protects the safety of whole system well
Operating.
Detailed description of the invention
Fig. 1 is that the utility model Vertical shaft machines oil lubrication system constitutes figure；
Fig. 2 is the structural schematic diagram of mechanical part in the utility model Vertical shaft machines oil lubrication system；
Fig. 3 is the structural schematic diagram of engine oil recycle system in the utility model Vertical shaft machines oil lubrication system；
Fig. 4 is the structural schematic diagram of detection control alarm system in the utility model Vertical shaft machines oil lubrication system；
Fig. 5 is the schematic diagram of the section structure of mechanical part in the utility model Vertical shaft machines oil lubrication system；
Fig. 6 is the schematic view of the front view of upper ball cover in the utility model Vertical shaft machines oil lubrication system；
Fig. 7 is the overlooking structure diagram of upper ball cover in the utility model Vertical shaft machines oil lubrication system；
Fig. 8 is the schematic view of the front view of lower ball cover in the utility model Vertical shaft machines oil lubrication system；
Fig. 9 is the present invention looks up structural representation of lower ball cover in the utility model Vertical shaft machines oil lubrication system；
Figure 10 is the overlooking structure diagram of lower ball cover in the utility model Vertical shaft machines oil lubrication system；
Figure 11 is the schematic view of the front view of upper disc in the utility model Vertical shaft machines oil lubrication system；
Figure 12 is the overlooking structure diagram of upper disc in the utility model Vertical shaft machines oil lubrication system；
Figure 13 is the schematic view of the front view of lower disc in the utility model Vertical shaft machines oil lubrication system；
Figure 14 is the overlooking structure diagram of lower disc in the utility model Vertical shaft machines oil lubrication system.
Main component symbol description in attached drawing:
In figure:
1, mechanical part 2, engine oil recycle system
3, detection control alarm system 11, main shaft
12, bearing housing 13, upper bearing (metal) group
14, lower bearing 15, upper ball cover
16, lower ball cover 17, upper O-ring
18, lower O-ring 21, oil feed pump
22, atomizer 23, pipeline
24, spare oil feed pump 25, filter
26, scavenge oil pump 27, oil return nozzle
28, fuel tank 29, liquidometer hole
210, overflow pipe 211, strainer
31, controller 32, oil feed pump velocity sensor
33, spare oil feed pump velocity sensor 34, scavenge oil pump velocity sensor
35, fuel supply flow rate meter 36, return flow meter
37, upper temperature sensor 38, lower temperature sensor
111, upper disc 112, lower disc
121, upper temperature sensor hole 122, lower temperature sensor hole
151, injector orifice 152, only oil groove
153, oil-recovery tank 154, felt
161, oil storage tank 162, oil return hole
163, felt 164, overflow hole.
Specific embodiment
Referring to the drawings and the utility model is described in detail in embodiment:
Attached drawing 1-14 it is found that a kind of Vertical shaft machines oil lubrication system,
Including mechanical part, engine oil recycle system, monitoring control alarm system；
The mechanical part includes main shaft, bearing housing, upper bearing (metal) group, lower bearing, upper ball cover, lower ball cover；
The main shaft is arranged in bearing housing；
Main shaft top is provided with upper bearing (metal) group；
Upper ball cover is provided on the outside of upper bearing (metal) group；
Main shaft lower part is provided with lower bearing group；
Upper ball cover is provided on the outside of lower bearing group；
The engine oil recycle system includes oil feed pump, atomizer, pipeline, spare oil feed pump, filter, scavenge oil pump, oil return
Mouth, fuel tank, overflow pipe；
Fuel tank is connected by pipeline with one end of filter；
The filter other end is connected by pipeline and oil feed pump with atomizer；
The filter other end is connected by pipeline and spare oil feed pump with atomizer；
Oil return nozzle is connected by pipeline and scavenge oil pump with fuel tank；
The monitoring control alarm system 3 includes controller, velocity sensor, fuel supply flow rate meter, return flow meter, temperature
Sensor and liquidometer；
Controller is connected with velocity sensor, oil flowmeter, return flow meter and temperature sensor respectively.
The upper ball cover of the mechanical part is symmetrically arranged with two atomizers radially outside；
The atomizer is opened at upper bearing (metal) group inner sleeve；
The inner ring surface that the upper ball cover is contacted with main shaft offers only oil groove；
The only oil groove opens up downwards two oil-recovery tanks in the symmetrical two sides of horizontal plane and atomizer direction in 90 °；
It is described to stop oil groove and oil-recovery tank, oil sealing group in composition；
Step channel-shaped in a ring, as oil storage tank；
The oil storage trench bottom is equipped with oil return hole；
The lower bearing uses multiple tooth long foot floor clip as upper disc, and special umbrella round nut is as lower disc.
The oil storage tank, oil return hole, disc constitute lower oil sealing group.
The oil storage tank is equipped with overflow hole, external overflow pipe.
The upper ball cover and lower ball cover inner ring surface leans on proximal ends side, is equipped with felt annular groove, inside fills out rough felt,
As axial dust-proof.
Bearing housing end upper and lower end face is provided with annular groove, matched O-shaped rubber ring is inside filled out, as bearing cap and bearing
Sealing between case.
The atomizer of the engine oil recycle system is on upper ball cover；
The filter is mounted on before oil feed pump；
The oil return nozzle is mounted at the oil return hole of lower ball cover；
The atomizer, oil feed pump, filter, oil return nozzle, scavenge oil pump and fuel tank piping connection are at oil lubricating circuit；
The emergency bearing oil pump pipeline is in parallel with oil feed pump, in case using when fuel feeding failure of pump.
When the engine oil recycle system works, oil feed pump through filter, sprays the machine oil in fuel tank by two atomizers
It is mapped to the top bearing inner sleeve inside edge, due to the mobility of machine oil and the rotation of bearing, to the bearing in bearing housing from upper
It arrives down, is successively lubricated, cleans and cools down.Later, machine oil imports in the oil storage tank being located in lower ball cover, is pumped by oil return
Oil return box precipitating, cooling；
The working principle of upper oil sealing group is: the machine oil near atomizer, due to the presence of capillary phenomenon, along main shaft and upper
It climbs upwards in the gap of bearing block；
To described when stopping oil groove, since space increases, capillary phenomenon is eliminated, and machine oil is temporarily stored in only oil groove；
And when with main axis to the oil-recovery tank, bearing housing is flowed back to along main shaft or oil return cell wall；
The working principle of lower oil sealing group is: when machine oil flows downward along bearing housing, due between lower ball cover and bearing housing
By O-ring, machine oil will not flow out in gap between lower ball cover and bearing housing；
When machine oil flows down to disc along main shaft, since upper disc is the multiple tooth structure of downward certain angle,
The upper and lower surface of lower disc also has a certain degree downwards, and at pointed, machine oil is easy to fall from twice disc top section
Enter oil storage tank；
When spindle operation, due to centrifugal action, machine oil is easier to be thrown off disc, falls into oil storage tank；
Since the oil return pump discharge is greater than twice of fuel feeding pump discharge；
Excessive machine oil storage is not had in oil storage tank；
Oil storage tank inner engine oil liquid level is far below oil storage tank inner top side face, and machine oil will not seam between lower ball cover and main shaft
Clearance flow goes out；
When oil storage tank liquid level reaches the height of overflow hole, machine oil can be discharged from overflow pipe automatically, prevent from dripping along main shaft
Over pulleys carried.
In the detection control alarm system, the velocity sensor is three, detects oil feed pump, spare oil feed pump respectively
With the revolving speed of scavenge oil pump；
The fuel supply flow rate meter is mounted on oil feed pump and spare oil feed pump shares in oil outlet pipe；
The return flow meter is mounted on oil return line；
The temperature sensor is 2, is separately mounted to bearing housing side and corresponds at metal (upper；
The liquidometer is mounted on fuel tank；
The velocity sensor, fuel supply flow rate meter, return flow meter, temperature sensor, liquidometer use signal wire and control
Instrument connection processed.
Before the Vertical shaft machines oil lubrication system work, the detection control self-test first of alarm system 3；
Permission working signal is provided after self-test is normal.Otherwise it alarms；
When the Vertical shaft machines oil lubrication system works, starting engine oil recycle system 2, system 2 are worked normally to setting first
After time, allow host-initiated；
In the Vertical shaft machines oil lubrication system course of work, totally 3 velocity sensors, fuel supply flow rate meter, the oil return stream
It is meter, described when totally 2 temperature sensors, liquidometers detect abnormal signal, can controller be caused to be alarmed；
The oil feed pump velocity sensor, fuel supply flow rate meter, in temperature sensor, any one while sound an alarm,
The spare oil feed pump of equal automatically starting；
The fuel supply flow rate meter and temperature sensor signal restore normal, and alarm signal is eliminated automatically.
Spare oil feed pump velocity sensor abnormal signal or the alarm of fuel supply flow rate meter cannot be eliminated or multiple detecting elements
When signal is abnormal simultaneously, controller issues signal parking immediately.
The utility model Vertical shaft machines oil lubrication system, bearing can not only be lubricated well, and cleaning is also obtained
And cooling, extend the service life of bearing.
The characteristics of the utility model, is upper and lower sealing group, and structure is simple, and failure rate is low.The Vertical shaft machines are glossy simultaneously
Sliding system, itself controls alarm system with perfect monitoring, and high degree of automation protects the safety of whole system well
Operating.
The utility model relates to a kind of Vertical shaft machines oil lubrication systems, including mechanical part 1, engine oil recycle system 2, monitoring control
Alarm system 3 processed.
The mechanical part 1 includes main shaft 11, bearing housing 12, upper bearing (metal) group 13, lower bearing 14, upper ball cover 15, lower axle
Hold lid 16.
The main shaft 11 is arranged in bearing housing 12；
Main shaft top is provided with upper bearing (metal) group 13；
Upper ball cover 15 is provided on the outside of upper bearing (metal) group 13；
Main shaft lower part is provided with lower bearing group 14；
Upper ball cover 16 is provided on the outside of lower bearing group 14.
The engine oil recycle system 2 include oil feed pump 21, atomizer 22, pipeline 23, spare oil feed pump 24, filter 25,
Scavenge oil pump 26, oil return nozzle 27, fuel tank 28, overflow pipe 210.
Fuel tank is connected by pipeline with one end of filter；
The filter other end is connected by pipeline and oil feed pump with atomizer；
The filter other end is connected by pipeline and spare oil feed pump with atomizer；
Oil return nozzle is connected by pipeline and scavenge oil pump with fuel tank；
The monitoring control alarm system 3 includes controller 31, velocity sensor 32/33/34, fuel supply flow rate meter 35, returns
Oil flowmeter 36, temperature sensor 37/38 and liquidometer 39；
Controller is connected with velocity sensor, oil flowmeter, return flow meter and temperature sensor respectively.
In the mechanical part 1, upper ball cover 15 is symmetrically arranged with two atomizers 22 radially outside；
The atomizer 22 is opened at 13 inner sleeve of upper bearing (metal) group.
The inner ring surface that the upper ball cover 15 is contacted with main shaft 11 offers only oil groove 152.
The only oil groove 152 opens up downwards two oil-recovery tanks in the symmetrical two sides of horizontal plane and the direction in 90 ° of atomizer 22
153。
It is described to stop oil groove 152 and oil-recovery tank 153, oil sealing group in composition.
The step 16 is made into annular groove-shaped, as oil storage tank 161.161 bottom of oil storage tank is equipped with oil return hole
162.The lower bearing 14 uses multiple tooth long foot floor clip as upper disc 111, and special umbrella round nut is as lower disc
112.The oil storage tank 161, oil return hole 162, disc 111/112 constitute lower oil sealing group.
The oil storage tank 161 is equipped with overflow hole 164, external overflow pipe 210.The upper ball cover 15 and lower ball cover
16 inner ring surfaces lean on proximal ends side, are equipped with felt annular groove, inside fill out rough felt 153/163, as axial dust-proof.The bearing
12 end upper and lower end face of case is provided with annular groove, matched O-shaped rubber ring 17/18 is inside filled out, as between bearing cap and bearing housing
Sealing.
The above descriptions are merely preferred embodiments of the present invention, not makees to the structure of the utility model any
Formal limitation.It is any simple modification made by the above technical examples according to the technical essence of the present invention, equivalent
Variation and modification, belong within the scope of the technical solution of the utility model.
Claims (4)
1. a kind of Vertical shaft machines oil lubrication system, it is characterised in that:
Including mechanical part, engine oil recycle system, monitoring control alarm system；
The mechanical part includes main shaft, bearing housing, upper bearing (metal) group, lower bearing, upper ball cover, lower ball cover；
The main shaft is arranged in bearing housing；
Main shaft top is provided with upper bearing (metal) group；
Upper ball cover is provided on the outside of upper bearing (metal) group；
Main shaft lower part is provided with lower bearing group；
Upper ball cover is provided on the outside of lower bearing group；
The engine oil recycle system includes oil feed pump, atomizer, pipeline, spare oil feed pump, filter, scavenge oil pump, oil return nozzle, oil
Case, overflow pipe；
Fuel tank is connected by pipeline with one end of filter；
The filter other end is connected by pipeline and oil feed pump with atomizer；
The filter other end is connected by pipeline and spare oil feed pump with atomizer；
Oil return nozzle is connected by pipeline and scavenge oil pump with fuel tank；
The monitoring control alarm system 3 includes controller, velocity sensor, fuel supply flow rate meter, return flow meter, temperature sensing
Device and liquidometer；
Controller is connected with velocity sensor, oil flowmeter, return flow meter and temperature sensor respectively.
2. Vertical shaft machines oil lubrication system according to claim 1, it is characterised in that:
The upper ball cover of the mechanical part is symmetrically arranged with two atomizers radially outside；
The atomizer is opened at upper bearing (metal) group inner sleeve；
The inner ring surface that the upper ball cover is contacted with main shaft offers only oil groove；
The only oil groove opens up downwards two oil-recovery tanks in the symmetrical two sides of horizontal plane and atomizer direction in 90 °；
It is described to stop oil groove and oil-recovery tank, oil sealing group in composition；
Step channel-shaped in a ring, as oil storage tank；
The oil storage trench bottom is equipped with oil return hole；
The lower bearing uses multiple tooth long foot floor clip as upper disc, and special umbrella round nut is as lower disc；
The oil storage tank, oil return hole, disc constitute lower oil sealing group；
The oil storage tank is equipped with overflow hole, external overflow pipe；
The upper ball cover and lower ball cover inner ring surface leans on proximal ends side, is equipped with felt annular groove, inside fills out rough felt；
Bearing housing end upper and lower end face is provided with annular groove, inside fills out matched O-shaped rubber ring.
3. Vertical shaft machines oil lubrication system according to claim 1, it is characterised in that:
The atomizer of the engine oil recycle system is on upper ball cover；
The filter is mounted on before oil feed pump；
The oil return nozzle is mounted at the oil return hole of lower ball cover；
The atomizer, oil feed pump, filter, oil return nozzle, scavenge oil pump and fuel tank piping connection are at oil lubricating circuit；
The emergency bearing oil pump pipeline is in parallel with oil feed pump, in case using when fuel feeding failure of pump.
4. Vertical shaft machines oil lubrication system according to claim 1, it is characterised in that:
In the monitoring control alarm system, the velocity sensor is three, detects oil feed pump, spare oil feed pump respectively and returns
The revolving speed of oil pump；
The fuel supply flow rate meter is mounted on oil feed pump and spare oil feed pump shares in oil outlet pipe；
The return flow meter is mounted on oil return line；
The temperature sensor is 2, is separately mounted to bearing housing side and corresponds at metal (upper；
The liquidometer is mounted on fuel tank；
The velocity sensor, fuel supply flow rate meter, return flow meter, temperature sensor, liquidometer use signal wire and controller
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821294694.4U CN208750386U (en) | 2018-08-10 | 2018-08-10 | Vertical shaft machines oil lubrication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821294694.4U CN208750386U (en) | 2018-08-10 | 2018-08-10 | Vertical shaft machines oil lubrication system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208750386U true CN208750386U (en) | 2019-04-16 |
Family
ID=66080011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821294694.4U Active CN208750386U (en) | 2018-08-10 | 2018-08-10 | Vertical shaft machines oil lubrication system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208750386U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112361198A (en) * | 2020-10-20 | 2021-02-12 | 江苏华宏科技股份有限公司 | Thin oil lubricating system of scrap steel crushing line |
-
2018
- 2018-08-10 CN CN201821294694.4U patent/CN208750386U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112361198A (en) * | 2020-10-20 | 2021-02-12 | 江苏华宏科技股份有限公司 | Thin oil lubricating system of scrap steel crushing line |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | "change of name, title or address" |
Address after: Da Xin Zhuang Zhen Huang Mi Lin Cun, Fengnan District, Tangshan City, Hebei Province Patentee after: Tangshan Shuangyi Feed Machinery Co., Ltd Address before: Hebei Province, Huang Mi Ao village 063304 Tangshan City Fengnan District Xinzhuang Town Patentee before: TANGSHAN FENGNAN SHUANGYI FEED MACHINERY Co.,Ltd. |
|
| CP03 | "change of name, title or address" |