CN105952642B - Bearing cylinder lubrication system and sliding-vane compressor - Google Patents
Bearing cylinder lubrication system and sliding-vane compressor Download PDFInfo
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- CN105952642B CN105952642B CN201610423927.5A CN201610423927A CN105952642B CN 105952642 B CN105952642 B CN 105952642B CN 201610423927 A CN201610423927 A CN 201610423927A CN 105952642 B CN105952642 B CN 105952642B
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- flange
- lubricant medium
- main shaft
- lubrication system
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
- F04C18/344—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
- F04C18/3441—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation
- F04C18/3445—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation the vanes having the form of rollers, slippers or the like
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/02—Lubrication; Lubricant separation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/04—Heating; Cooling; Heat insulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/50—Bearings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The present invention relates to a kind of bearing cylinder lubrication system and sliding-vane compressor, bearing cylinder lubrication system includes：The lubricant medium import (250) being arranged on bearing cylinder (200) and liquid lubricant medium supply passageway, described liquid lubricant medium supply passageway one end is connected with liquid lubricant medium source, the other end is connected via the lubricant medium import (250) with the rolling element raceway (240) of the bearing cylinder (200), so that the liquid lubricant medium source provides liquid lubricant medium by the liquid lubricant medium supply passageway to the rolling element raceway (240) of the bearing cylinder (200).The present invention can realize the supply of the liquid lubricant medium of the larger flow of rolling element in bearing cylinder, promote ringing of the liquid lubricant medium in rolling element raceway, improve lubricant effect, and then the service life of lifting cylinder bearing.
Description
Technical field
The present invention relates to lubrication technical field more particularly to a kind of bearing cylinder lubrication systems and sliding-vane compressor.
Background technology
Sliding-vane air compressor (abbreviation sliding-vane compressor or slide plate machine) is also rotary vane compressor, is to pass through
Moving blade realizes gas compression, most realizes that mechanical energy is converted to a kind of compressor of wind energy, belongs to positive displacement pressure at last
Contracting machine.
The slide plate head of traditional sliding-vane compressor and the inner wall contact position linear velocity of cylinder are larger, lead to rubbing for contact position
It wipes seriously, power consumption is larger.In order to reduce the friction power loss at this, occur a kind of novel sliding-vane compressor at present, use
Bearing replaces traditional cylinder.Head is contacted with bearing inner race during the slide plate work of this sliding-vane compressor, and due to slide plate meeting
Bearing inner race and rotor rotating Vortex are driven, therefore reduces the relative velocity of slide plate head and bearing inner race, in addition in bearing
Circle is to belong to rolling friction, power consumption is smaller, therefore reduces the airborne work of traditional slide plate in outer ring moving on rails by rolling element
The friction power loss on slide plate head when making.
But this sliding-vane compressor remains some defects：
1st, the upper and lower end face of bearing cylinder is limited by flange, and bearing outside diameter is larger, leads to bearing roller in raceway
It is upper movement generate heat be difficult to shed, and radiate it is bad heated it will cause compressor air suction, so as to influence compressor
Energy；
2nd, the lubrication of current bearing cylinder is that the simple oil by entrained by pump housing intracavity gas is leaked into raceway
What mode was realized, thus in raceway lubricating oil amount it is too small, cause that bearing lubrication is bad, fever is serious, so as to cause axis
Hold failure；
3rd, other lubricating systems such as bearing grease lubricating system is also difficult to be applicable in, this is primarily due to exist inside compressor
The gas of high temperature and pressure is easily accessible in the relatively low raceway of pressure, this can cause lubricating grease by high pressure gas displacement and
The problem of failure, for lubricating grease in itself without mobility, therefore, it is difficult to solve bearing heat dissipation problem in addition.
Invention content
The purpose of the present invention is to propose to a kind of bearing cylinder lubrication system and sliding-vane compressors, can improve bearing cylinder
Lubrication state.
It is another object of the present invention to propose a kind of bearing cylinder lubrication system and sliding-vane compressor, cylinder can be improved
The heat dissipating state of bearing.
One aspect of the present invention provides a kind of bearing cylinder lubrication system, including：The profit being arranged on bearing cylinder
Sliding medium entrance and liquid lubricant medium supply passageway, described liquid lubricant medium supply passageway one end and liquid lubricant medium source
Connection, the other end are connected via the lubricant medium import with the rolling element raceway of the bearing cylinder, so that the liquid is moistened
Sliding medium source provides liquid lubrication to the rolling element raceway of the bearing cylinder by the liquid lubricant medium supply passageway and is situated between
Matter.
Further, the lubricant medium is into the outer ring for being radially arranged in the bearing cylinder of bearing cylinder described in opening's edge
On.
Further, the liquid lubricant medium supply passageway uses inner flow passage structure type.
Further, the liquid lubricant medium supply passageway includes the Bearing inner stream for being arranged on the bearing cylinder
It road, the flange inner flow passage being arranged in the flange adjacent with the bearing cylinder and is arranged in the bearing cylinder
The main shaft inner flow passage in main shaft operated in circle, the main shaft inner flow passage and the flange inner flow passage and Bearing inner stream
Road is sequentially communicated.
Further, the flange inner flow passage is arranged in the lower flange adjacent with the downside of the bearing cylinder.
Further, the flange inner flow passage includes the flange diameter set in the flange along the radial direction of the flange
The flange shaft orientation flowing channel axially set to runner and along the flange, the flange radial flow path and the Bearing inner runner
Connection, the flange shaft orientation flowing channel is connected with the main shaft inner flow passage, and is connected with the flange radial flow path.
Further, lubricant medium is equipped between the bearing cylinder and the flange adjacent with the bearing cylinder to arrange
Outlet, to discharge the liquid lubricant medium in the rolling element raceway of the bearing cylinder.
Further, the lubricant medium outlet goes out including at least one end far from the lubricant medium import
Mouthful.
Further, the lubricant medium outlet, which further includes, is arranged on the lubricant medium import and end outlet
Between at least one central exit, the latus rectum size of the central exit is less than the latus rectum size of end outlet.
Further, the lubricant medium outlet by the bearing cylinder and is opened in adjacent with the bearing cylinder
The groove structure of end face of flange surround.
Further, it is equipped between the main shaft and the flange corresponding to the position of the flange radial flow path along institute
The axial lubrication runner of the axis direction of main shaft is stated, the axial lubrication runner is connected with the flange radial flow path.
Further, the axial lubrication runner by the main shaft periphery wall surface and be opened in the internal ring wall of the flange
The axial straight groove structure of position on face corresponding to the flange radial flow path surrounds.
Further, the flange corresponds to the processing hole of the flange radial flow path using the sealing of the first plug-hole screw.
Further, the main shaft inner flow passage is included in the main shaft along the spindle shaft axially set of the main shaft
The main shaft radial flow path of radial direction setting to runner and along the main shaft, the main shaft radial flow path and the flange radial flow path
It communicates, the main shaft shaft orientation flowing channel is connected with the liquid lubricant medium source, and is connected with the main shaft radial flow path.
Further, between the main shaft and the flange annular is equipped with corresponding to the position of the main shaft radial flow path
Runner, the main shaft radial flow path are connected via the annular channel with the flange radial flow path.
Further, the annular channel is corresponded to described by the inner ring wall surface and being opened on the main shaft of the flange
The circular groove structure of the position of main shaft radial flow path surrounds.
Further, the processing hole that the lubricant medium import is corresponded in the outer ring of the bearing cylinder is stifled using second
Hole screw sealing.
Further, the liquid lubricant medium source includes gear pump and lubricant medium pond, and the gear pump passes through in institute
The main shaft drives operated in the inner ring of bearing cylinder are stated, so that the liquid lubricant medium in the lubricant medium pond passes through the liquid
State lubricant medium supply passageway is sent into the rolling element raceway of the bearing cylinder.
Further, the liquid lubricant medium is compressor lubricating oil.
Another aspect of the present invention provides a kind of sliding-vane compressor, including bearing cylinder, wherein further including aforementioned
Bearing cylinder lubrication system.
Based on above-mentioned technical proposal, the present invention utilizes what liquid lubricant medium supply passageway supplied liquid lubricant medium source
Liquid lubricant medium is sent into the rolling element raceway of bearing cylinder, and liquid profit is carried by pump housing intracavity gas merely compared to existing
Sliding medium leaks into the mode being lubricated in rolling element raceway, and the present invention can realize the larger of rolling element in bearing cylinder
The supply of the liquid lubricant medium of flow promotes ringing of the liquid lubricant medium in rolling element raceway, improves lubrication effect
Fruit, and then the service life of lifting cylinder bearing.
Description of the drawings
Attached drawing described herein is used to provide further understanding of the present invention, and forms the part of the application, this hair
Bright illustrative embodiments and their description do not constitute improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is the structural blast schematic diagram of an embodiment of sliding-vane compressor of the present invention.
Fig. 2 is the diagrammatic cross-section of sliding-vane compressor embodiment of the present invention.
Fig. 3 is the partial enlarged view of position B in Fig. 2.
Fig. 4 is that the composite structure of bearing cylinder in sliding-vane compressor embodiment of the present invention, lower flange, main shaft and slide plate is shown
It is intended to.
Fig. 5 is the structure diagram of bearing cylinder in bearing cylinder lubrication system embodiment of the present invention.
Fig. 6 is Section A-A schematic diagram in Fig. 5.
Fig. 7 is the structure diagram of lower flange in bearing cylinder lubrication system embodiment of the present invention.
Fig. 8 is section B-B schematic diagram in Fig. 7.
Fig. 9 is the structure diagram of another angle of lower flange in bearing cylinder lubrication system embodiment of the present invention.
Figure 10 is the structure diagram of main shaft in bearing cylinder lubrication system embodiment of the present invention.
Figure 11 is the partial enlarged view of position A in Figure 10.
Figure 12 is the structure diagram of bearing cylinder lubrication system embodiment middle gear oil pump of the present invention.
Specific embodiment
Below by drawings and examples, technical scheme of the present invention is described in further detail.
Herein presented several technical terms are defined and explained first, it is as follows：
Bearing cylinder：The cylinder barrel of cylinder is served as by the inner ring of bearing, cylinder action is played by bearing inner race enclosed space
Bearing.A variety of bearing types such as cylinder roller bearing, deep groove ball bearing can be used in bearing cylinder.
Liquid lubricant medium：The lubricant medium of liquid can realize the lubricating action to the rolling element of bearing.Liquid lubricates
Compressor hydraulic oil can be used or according to application scenario using liquid mediums such as water, emulsions in medium.
As shown in Figure 1, the structural blast schematic diagram of the embodiment for sliding-vane compressor of the present invention.In the present embodiment
In, sliding-vane compressor includes：Main shaft 100, bearing cylinder 200, upper flange 300, lower flange 400, gear oil pump 500, slide plate
600th, lower cover 700, air bleeding valve 800 and multiple screws 900.In bearing cylinder 200, upper flange 300, lower flange 400 and lower cover
Plate 700 is equipped with multiple through-holes, and screw 900 is passed through on bearing cylinder 200, upper flange 300, lower flange 400 and lower cover 700
Through-hole realizes being fixedly connected between each component.
Main shaft 100 is sequentially arranged in upper flange 300, bearing cylinder 200, lower flange 400, lower cover 700 and gear oil pump
It among 500, can be rotated relative to each component, the part that main shaft 100 is located at the inner ring of bearing cylinder 200 is equipped with multiple slide plates
Slot, multiple slide plates 600 are plugged in sliding vane groove, can smoothly be slided in sliding vane groove.In upper flange 300 and lower flange 400
On in addition to be equipped with supply main shaft 100 and screw 900 by through-hole, can also set for gas in the pump housing by through-hole.Air bleeding valve
800 are arranged on upper flange 300, and the cylinder formed with bearing cylinder 200 connects.
With reference to figure 2,3, in order to realize the lubrication of bearing cylinder 200, the present invention provides a kind of bearing cylinder lubrication system,
The structure includes：The lubricant medium import 250 being arranged on bearing cylinder 200 and liquid lubricant medium supply passageway, liquid profit
Sliding medium supply passageway one end is connected with liquid lubricant medium source, and the other end is via lubricant medium import 250 and bearing cylinder 200
Rolling element raceway 240 connect, so as to liquid lubricant medium source by liquid lubricant medium supply passageway to bearing cylinder 200
Rolling element raceway 240 provides liquid lubricant medium.The bearing cylinder lubrication system is lubricated by liquid lubricant medium source by liquid
The rolling element raceway of bearing cylinder is sent into liquid lubricant medium source by medium supply passageway, passes through pump housing chamber merely compared to existing
Interior gas carries liquid lubricant medium to leak into the mode being lubricated in rolling element raceway, and this lubrication system can be realized
The supply of the liquid lubricant medium of the larger flow of rolling element in bearing cylinder promotes liquid lubricant medium in rolling element raceway
Ringing, improve lubricant effect, and then the service life of lifting cylinder bearing.
When bearing cylinder lubrication system is applied to compressor, compressor hydraulic oil, example can be used in liquid lubricant medium
Such as common 68EP, 50S, 68DA.
Preferably being radially arranged on the outer ring 210 of bearing cylinder 200 along bearing cylinder 200 of lubricant medium import 250, tool
Body can refer to shown in Fig. 3, and can making liquid lubricant medium in this way, oil inlet resistance is smaller from radially into rolling element raceway, and
Liquid lubricant medium can be carried by means of the rotation of rolling element itself, so as to fulfill better lubricant effect.In another reality
Apply in example, can also other positions set lubricant medium import, such as between bearing cylinder 200 and flange set gap or
Slot is as lubricant medium import.
In order to which liquid lubricant medium is enable to smoothly enter rolling element raceway 240, part or all of extension tube attached can be used
The mode on road carries out the conveying of liquid lubricant medium.Preferably passed through using inner flow passage structure type in one embodiment
The inside of bearing cylinder and surrounding components sets the mode of runner, can save component and simplify pipeline connection, evade exterior tube
The problems such as being deformed caused by when arrangement, occupancy size and the exterior line on road weld.
This inner flow passage structure, which can specifically include, to be arranged on the Bearing inner runner 260 of bearing cylinder 200, is arranged on
Flange inner flow passage with bearing cylinder 200 in adjacent flange and being arranged in the inner ring 220 of bearing cylinder 200 operates
Main shaft 100 in main shaft inner flow passage, main shaft inner flow passage connects successively with flange inner flow passage and Bearing inner runner 260
It is logical.By coordinating the runner inside compact main shaft, flange and bearing cylinder and the relationship to communicate with each other that can be conveniently formed
Liquid lubricant medium supply passageway, and this inner flow passage is reliable and stable.
Bearing inner runner 260 and lubricant medium import 250 can be by boring except the outer ring of bearing cylinder 200 210
The mode in hole corresponds to the processing hole of lubricant medium import 250 using second to be formed in the outer ring of bearing cylinder 200 210
Plug-hole screw 270 seals, and this sealing means can avoid the problem on deformation of welding generation compared with welded seal mode.
Among the upper flange 300 and lower flange 400 adjacent with bearing cylinder 200, preferably with bearing cylinder 200
Setting flange inner flow passage in the adjacent lower flange 400 in downside can reduce the pumping height of liquid lubricant medium, drop in this way
Low pumping power consumption.The setting flange inner flow passage in upper flange 300 can also be used in another embodiment.
Below by taking the liquid lubricant medium supply passageway inside bearing cylinder, lower flange and main shaft as an example, and combination Fig. 2-
Figure 10 respectively illustrates each component part of liquid lubricant medium supply passageway.
With reference to the flowing of liquid lubricant medium represented in figure 2 with lines and arrow, flange inner flow passage is included in flange
The flange radial flow path 410 and the flange shaft orientation flowing channel 420 axially set along flange that the interior radial direction along flange is set, wherein method
Blue radial flow path 410 is connected with Bearing inner runner 260, and flange shaft orientation flowing channel 420 is connected with main shaft inner flow passage, and and flange
Radial flow path 410 connects.Liquid lubricant medium can enter flange shaft orientation flowing channel from main shaft inner flow passage under pressure
420, and the flange shaft orientation flowing channel 420 in the direction far from main shaft 100 is radially flowed to, then in axial direction flow in bearing
Portion 260.Since the technology difficulty that flange inner flow passage is directly formed is larger, and can be led to using this radial and axial runner
The external mode to drill is crossed to be formed, and then simplify processing technology.
In order to which liquid lubricant medium is enable to be recycled in the rolling element raceway 240 of bearing cylinder 200, and take away axis
The heat of friction subband held, can set lubrication between bearing cylinder 200 and the flange adjacent with bearing cylinder 200
Medium outlet, to discharge the liquid lubricant medium in the rolling element raceway 240 of bearing cylinder 200.The liquid lubrication of discharge
Medium can flow back to liquid lubricant medium source, so as to fulfill the recycling of liquid lubricant medium.
Referring to Fig. 4 and Fig. 7, lubricant medium outlet can include at least one end far from lubricant medium import 250
Outlet 440.End outlet 440 can be disposed furthest from the position of lubricant medium import 250, so as to liquid lubricant medium energy
It is enough more fully to realize lubricating action with rolling element 230, it can also be arranged on other in another embodiment and be situated between far from lubrication
The position of matter import 250.End outlet 440 quantity on single end can be set to export, can also set two or
More than two end outlets can specifically adjust the quantity of end outlet according to actual demand and outlet latus rectum size.
Lubricant effect and pressure are influenced whether in view of the accumulation because of heat caused by friction in rolling element raceway 240
Contracting machine performance in order to strengthen radiating, can further add at least one between lubricant medium import 250 and end outlet 440
A central exit 450 also serves as lubricant medium outlet, and this makes it possible to make liquid lubricant medium from lubricant medium import 250
During flowing to end outlet 440 by rolling element raceway 240, part can be released from central exit 450 and carry heat
Liquid lubricant medium, so as to strengthen cooling effect.In order to reduce the liquid lubricant medium of the releasing of central exit 450 to rolling element
Close to the influence of the end lubricant medium supply of end outlet 440 in raceway 240, the latus rectum ruler for making central exit 450 is needed
The very little latus rectum size less than end outlet 440, so as to by limiting the latus rectum size of central exit 450 ensure can either cylinder
The lubricant effect of bearing 200 can also reduce the lubricant medium temperature of entire rolling element raceway 240, obtain preferably heat dissipation effect
Fruit.
Central exit 450 is arranged between lubricant medium import 250 and end outlet 440, and specific location can basis
Actual needs selection or closer to lubricant medium import 250 or closer to end outlet 440 be between the two
Midpoint.The installation position of central exit and quantity can adjust the position of central exit according to actual demand and outlet latus rectum size
It puts and quantity.Multiple central exits 450 are preferably provided with, and relative to bearing cylinder central symmetry, so as to make bearing cylinder
Cooling effect is more uniform.The channel of end outlet 440 and central exit 450 is preferably radially set, to reduce drain resistance
Power.
For lubricant medium outlet, either end outlet 440 or central exit 450, can be used with
The end face of the adjacent flange of bearing cylinder 200 opens up groove structure, then surrounds lubrication by the groove structure and bearing cylinder 200
Medium outlet.This structure mainly processes groove structure on the surface of flange, so as to reduce to the greatest extent because to bearing cylinder
200 processing and caused by 200 performance of bearing cylinder adverse effect.It in a further embodiment, can also be in bearing cylinder
200 outer ring opens up groove structure, and forming lubrication by the groove structure on bearing cylinder 100 and adjacent end face of flange is situated between
Matter outlet also can open up groove structure, by the groove of the two in the outer ring of bearing cylinder 200 and adjacent end face of flange
Lubricant medium outlet is collectively formed in structure.The cross sectional shape of groove structure can be selected according to actual conditions, such as rectangle or half
Circle etc..
In addition, in order to while bearing cylinder 200 are lubricated, the lubrication between main shaft 100 and flange, Ke Yi are also taken into account
It is lubricated between main shaft 100 and flange corresponding to the setting of the position of flange radial flow path 410 along the axial of the axis direction of main shaft 100
Runner 460, the axial runner 460 that lubricates are connected with flange radial flow path 410, and this makes it possible to flow through flange radial flow path
410 liquid lubricant medium is flowed to along axial lubrication runner 460 between main shaft 100 and flange, realizes the good lubrication of the two
Effect.
In order to form axial direction lubrication runner 460, preferably by the periphery wall surface of main shaft 100 and the internal ring wall for being opened in flange
Axial straight groove structure on face corresponding to the position of flange radial flow path 410 surrounds axial direction lubrication runner 460.In flange
The axial straight groove structure in ring wall face can realize staying for liquid lubricant medium in main shaft 100 relative in the rotation process of flange
It deposits.In another embodiment, axial straight groove structure can also be opened up on the periphery wall surface of main shaft, and passes through the axial direction straight trough
Axial direction lubrication runner 460 is surrounded between structure and the inner ring wall surface of flange；It can also be in the periphery wall surface and flange of main shaft
Axial straight groove structure is opened up on inner ring wall surface.
The convenience of radial flow path and shaft orientation flowing channel in processing has been previously noted, accordingly for radial flow path,
Extra processing hole can be used the first plug-hole screw 430 and seal on flange, compared to the mode that welding blocks, using plug-hole screw
430 can avoid flange distortion caused by welding.
In order to easily form inner flow passage in main shaft 100, the mode shape axially and radially to drill may be used
Into that is, main shaft inner flow passage is included in the main shaft 100 along the main shaft shaft orientation flowing channel 110 axially set of main shaft 100 and along main shaft
The main shaft radial flow path 120 of 100 radial direction setting, main shaft radial flow path 120 are communicated with flange radial flow path 410, and main shaft is axial
Runner 110 is connected with liquid lubricant medium source, and is connected with main shaft radial flow path 120.
Because of the reason of major axis size, the quantity of main shaft radial flow path 120 that can be processed is relatively limited, and this unavoidably can
Because the position relationship of main shaft radial flow path 120 and flange radial flow path 410 constantly changes, and causes liquid lubricant medium absolutely
Continuous supply.In order to overcome the problems, such as this, the position of main shaft radial flow path 120 can be corresponded between main shaft 100 and flange
Annular channel 130 is set, and main shaft radial flow path 120 is connected via annular channel 130 with flange radial flow path 410.Pass through the ring
Shape runner 130, main shaft 100 can supply liquid lubrication to flange radial flow path 410 360 degree of any position when rotated and be situated between
Matter.
Annular channel 130 can by flange inner ring wall surface and be opened on main shaft 100 corresponding to main shaft radial flow path 120
The circular groove structure of position surrounds.Circular groove structure is processed on main shaft 100 and processes annular compared with the inner ring wall surface in flange
Groove structure is more convenient, but in other embodiments, and the internal ring wall in flange can also be used according to different processing technologys
Face processes circular groove structure, and is surrounded by the periphery of the circular groove structure and main shaft 100 or the internal ring wall in flange
Circular groove structure is opened up on face and the periphery of main shaft 100, annular channel is surrounded by the circular groove structure of the two jointly
130。
About the selection in liquid lubricant medium source, external or built-in pump or other, which may be used, liquid to be driven to moisten
The driving mechanism of sliding media flow.It is preferred that using the gear pump 500 shown in Fig. 1 and Figure 12, i.e., liquid lubricant medium source includes tooth
Wheel pump 500 (being schematical gear pump structure in figure) and lubricant medium pond, gear pump 500 pass through in bearing cylinder 200
The main shaft 100 operated in circle 220 drives, and leads to so that the liquid lubricant medium in lubricant medium pond is supplied by liquid lubricant medium
The rolling element raceway 240 of bearing cylinder 200 is sent on road.Gear pump 500 can realize the supply of powerful liquid lubricant medium, protect
Sufficient supply and the mobility of the liquid lubricant medium of bearing cylinder 200 are demonstrate,proved, and then realizes the sufficient lubrication of bearing cylinder 200,
And the by-produced heat that rubs is taken away in time.
Referring to Figure 10-Figure 12, the connector 150 of D-shape configuration can be set in one end of main shaft 100 140, the D-shape configuration
Connector 150 is connect with the D-shaped hole on gear pump 500, so as to gear pump 500 also be driven to rotate when main shaft 100 rotates, then
The pumping liquid lubricant medium from lubricant medium pond.When within the compressor using pumping mechanism of this gear pump as lubricating oil
When, compressor operating frequency is higher, and the secondary friction that rubs is more frequent, then bearing cylinder can generate more heats, and frequency increases
The demand of lubricants capacity when driving the promotion of the pump oil amount of gear pump simultaneously, and then meeting high frequency, and the pumping of gear pump
Effect is very reliable, and main spindle operation is to ensure that the pump action of liquid lubricant medium, so as to make lubricating action fast
It is fast timely.
Each embodiment of above-mentioned bearing cylinder lubrication system is preferably applied to sliding-vane compressor, is readily applicable to appoint
What needs the equipment being lubricated to bearing cylinder using bearing cylinder.
Below by based on the sliding-vane compressor example shown in Fig. 1-Figure 12, when illustratively sliding-vane compressor is run
Bearing cylinder greasing.It is lubricated for the sliding-vane compressor using compressor lubricant oil as liquid lubricant medium.
When sliding-vane compressor brings into operation, motor (motor is not shown) drives main shaft 100 to rotate, and main shaft 100 passes through
The connector 150 of the D-shape configuration of bottom end drives gear pump 500 to rotate, and (oil sump does not show the bottom end insertion oil sump of gear pump 500
Go out), gear pump 500, which rotates, realizes pump oil, and the oil in oil sump enters main shaft shaft orientation flowing channel 110, main shaft by 500 pump oil of gear pump
The back pressure effect that the oil of shaft orientation flowing channel 110 is generated by the centrifugal force and oil pump that main shaft 100 rotates passes through 120 He of main shaft radial direction oil hole
Annular channel 130, into the method being made of flange radial flow path 410, flange shaft orientation flowing channel 420 and Bearing inner runner 260
Orchid-bearing oil duct finally in the rolling element raceway 240 of arrival bearing cylinder 200, realizes lubrication.Cylinder axis is flowed into from gear pump
It holds, then from the oil stream road that bearing cylinder flows out referring to Fig. 2-Fig. 4.
For the sliding-vane compressor example, as a result of the bearing cylinder lubricating system of the present invention, moistened by liquid
The supply of the lubricating oil of sliding medium source, and then solve the problems, such as that bearing cylinder lubricants capacity is small, lubricants capacity is from original
0.03cc/rev is increased to 0.25cc/rev, and by internal galleries that are good and stablizing are connected, improves the cycle of lubricating oil
Property difference and bearing cylinder heat dissipation it is bad the problem of, ensure that lubrication and the heat dissipation of bearing cylinder, avoid air-breathing heating, improve
The service life and compressor performance of bearing cylinder；Meanwhile by the pump oil pressure of gear pump, solves bearing cylinder lubricating oil
The problem of forcing down, and avoid the problem that pump housing high pressure gas enters bearing cylinder raceway as possible.
Finally it should be noted that:The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof；To the greatest extent
The present invention is described in detail with reference to preferred embodiments for pipe, those of ordinary skills in the art should understand that：Still
It can modify to the specific embodiment of the present invention or equivalent replacement is carried out to some technical characteristics；Without departing from this hair
The spirit of bright technical solution should all cover in the claimed technical solution range of the present invention.
Claims (19)
1. a kind of bearing cylinder lubrication system, which is characterized in that including：Be arranged on lubricant medium on bearing cylinder (200) into
Mouth (250) and liquid lubricant medium supply passageway, radial direction of the lubricant medium import (250) along the bearing cylinder (200)
It is arranged on the outer ring (210) of the bearing cylinder (200), described liquid lubricant medium supply passageway one end is situated between with liquid lubrication
Matter source connects, and the other end is via the lubricant medium import (250) and the rolling element raceway (240) of the bearing cylinder (200)
Connection, so as to the liquid lubricant medium source by the liquid lubricant medium supply passageway to the bearing cylinder (200)
Rolling element raceway (240) provides liquid lubricant medium.
2. bearing cylinder lubrication system according to claim 1, which is characterized in that the liquid lubricant medium supply passageway
Using inner flow passage structure type.
3. bearing cylinder lubrication system according to claim 2, which is characterized in that the liquid lubricant medium supply passageway
Including be arranged on the Bearing inner runner (260) of the bearing cylinder (200), be arranged on it is adjacent with the bearing cylinder (200)
Flange inner flow passage in the flange connect and it is arranged on the main shaft operated in the inner ring (220) of the bearing cylinder (200)
(100) the main shaft inner flow passage in, the main shaft inner flow passage and the flange inner flow passage and Bearing inner runner (260) according to
Secondary connection.
4. bearing cylinder lubrication system according to claim 3, which is characterized in that the flange inner flow passage be arranged on
The lower flange (400) that the downside of the bearing cylinder (200) is adjacent is interior.
5. bearing cylinder lubrication system according to claim 3, which is characterized in that the flange inner flow passage is included in institute
State the flange radial flow path (410) set in flange along the radial direction of the flange and the flange shaft axially set along the flange
To runner (420), the flange radial flow path (410) connects with the Bearing inner runner (260), the flange shaft orientation flowing channel
(420) it connects with the main shaft inner flow passage, and is connected with the flange radial flow path (410).
6. bearing cylinder lubrication system according to claim 3, which is characterized in that the bearing cylinder (200) and with
Lubricant medium outlet is equipped between the adjacent flange of the bearing cylinder (200), to discharge the bearing cylinder (200)
Rolling element raceway (240) in liquid lubricant medium.
7. bearing cylinder lubrication system according to claim 6, which is characterized in that the lubricant medium outlet includes remote
At least one end outlet (440) from the lubricant medium import (250).
8. bearing cylinder lubrication system according to claim 7, which is characterized in that the lubricant medium outlet further includes
At least one central exit (450) being arranged between the lubricant medium import (250) and end outlet (440), institute
The latus rectum size for stating central exit (450) is less than the latus rectum size of end outlet (440).
9. bearing cylinder lubrication system according to claim 6, which is characterized in that the lubricant medium outlet is by described
It bearing cylinder (200) and is opened in the groove structure of end face of the flange adjacent with the bearing cylinder (200) and surrounds.
10. bearing cylinder lubrication system according to claim 5, which is characterized in that in the main shaft (100) and the method
It is equipped with along the axial of the axis direction of the main shaft (100) and moistens corresponding to the position of the flange radial flow path (410) between orchid
Slip-stream road (460), the axial lubrication runner (460) connect with the flange radial flow path (410).
11. bearing cylinder lubrication system according to claim 10, which is characterized in that the axial lubrication runner (460)
By the main shaft (100) periphery wall surface and be opened on the inner ring wall surface of the flange correspond to the flange radial flow path
(410) the axial straight groove structure of position surrounds.
12. bearing cylinder lubrication system according to claim 5, which is characterized in that the flange corresponds to the flange
The processing hole of radial flow path (410) is sealed using the first plug-hole screw (430).
13. bearing cylinder lubrication system according to claim 5, which is characterized in that the main shaft inner flow passage is included in
Along the main shaft shaft orientation flowing channel (110) axially set of the main shaft (100) and along the main shaft (100) in the main shaft (100)
Radial direction setting main shaft radial flow path (120), the main shaft radial flow path (120) and flange radial flow path (410) phase
Logical, the main shaft shaft orientation flowing channel (110) connects with the liquid lubricant medium source, and with main shaft radial flow path (120) phase
Handing-over.
14. bearing cylinder lubrication system according to claim 13, which is characterized in that in the main shaft (100) and described
Between flange annular channel (130), the main shaft radial flow path are equipped with corresponding to the position of the main shaft radial flow path (120)
(120) it is connected via the annular channel (130) with the flange radial flow path (410).
15. bearing cylinder lubrication system according to claim 14, which is characterized in that the annular channel (130) is by institute
It states the inner ring wall surface of flange and is opened on the main shaft (100) corresponding to the ring of the position of the main shaft radial flow path (120)
Connected in star structure surrounds.
16. bearing cylinder lubrication system according to claim 1, which is characterized in that in the outer of the bearing cylinder (200)
The processing hole that (210) are enclosed corresponding to the lubricant medium import (250) is sealed using the second plug-hole screw (270).
17. bearing cylinder lubrication system according to claim 1, which is characterized in that the liquid lubricant medium source includes
Gear pump (500) and lubricant medium pond, the gear pump (500) in the inner ring (220) of the bearing cylinder (200) by transporting
Main shaft (100) driving turned, so that the liquid lubricant medium in the lubricant medium pond is supplied by the liquid lubricant medium
Access is sent into the rolling element raceway (240) of the bearing cylinder (200).
18. according to any bearing cylinder lubrication system of claim 1~17, which is characterized in that the liquid lubrication is situated between
Matter is compressor lubricating oil.
19. a kind of sliding-vane compressor, including bearing cylinder (200), which is characterized in that it is any to further include claim 1~18
The bearing cylinder lubrication system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610423927.5A CN105952642B (en) | 2016-06-15 | 2016-06-15 | Bearing cylinder lubrication system and sliding-vane compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610423927.5A CN105952642B (en) | 2016-06-15 | 2016-06-15 | Bearing cylinder lubrication system and sliding-vane compressor |
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| Publication Number | Publication Date |
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| CN105952642A CN105952642A (en) | 2016-09-21 |
| CN105952642B true CN105952642B (en) | 2018-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610423927.5A Active CN105952642B (en) | 2016-06-15 | 2016-06-15 | Bearing cylinder lubrication system and sliding-vane compressor |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107701447B (en) * | 2017-09-29 | 2019-08-06 | 珠海格力电器股份有限公司 | A kind of oil channel structures and compressor of compressor |
| CN107514365B (en) * | 2017-09-29 | 2024-02-27 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump body assembly and compressor with same |
| CN107559202A (en) * | 2017-09-29 | 2018-01-09 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump assembly and there is its compressor |
| CN107524600A (en) * | 2017-09-29 | 2017-12-29 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump assembly and there is its compressor |
| NO344060B1 (en) * | 2018-01-11 | 2019-08-26 | Tocircle Ind As | A rotary sliding vane machine with slide bearings and pivot bearings for the vanes |
| CN108825663B (en) | 2018-08-21 | 2023-10-24 | 珠海格力电器股份有限公司 | Pump body and compressor with same |
| CN111441958A (en) * | 2019-01-17 | 2020-07-24 | 三花亚威科电器设备（芜湖）有限公司 | Pump and method of operating the same |
| CN109737065B (en) * | 2019-02-27 | 2024-04-16 | 珠海格力电器股份有限公司 | Pump body assembly, compressor and air conditioning equipment |
| WO2023125809A1 (en) * | 2021-12-31 | 2023-07-06 | 丹佛斯（天津）有限公司 | Flange and scroll compressor comprising same |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59213983A (en) * | 1983-05-20 | 1984-12-03 | Nippon Piston Ring Co Ltd | Device for fluidly supporting rotary sleeve in rotary compressor |
| US8047824B2 (en) * | 2006-03-06 | 2011-11-01 | Nebojsa Boskovic | Vane machine with stationary and rotating cylinder parts |
| CN101265893B (en) * | 2008-02-04 | 2010-09-01 | 加西贝拉压缩机有限公司 | Reciprocating-piston type sealing compressor |
| CN105275806A (en) * | 2014-05-27 | 2016-01-27 | 珠海格力节能环保制冷技术研究中心有限公司 | Gas cylinder assembly, pump assembly, compressor, and air conditioner |
| CN204572458U (en) * | 2015-01-15 | 2015-08-19 | 珠海格力节能环保制冷技术研究中心有限公司 | The pump housing and turn cylinder compressor |
| CN205064266U (en) * | 2015-08-25 | 2016-03-02 | 珠海格力节能环保制冷技术研究中心有限公司 | Horizontal compressor and equipment of adjusting temperature |
| CN205677829U (en) * | 2016-06-15 | 2016-11-09 | 珠海格力节能环保制冷技术研究中心有限公司 | Bearing cylinder lubrication system and sliding-vane compressor |
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2016
- 2016-06-15 CN CN201610423927.5A patent/CN105952642B/en active Active
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