CN107218202A - A kind of lubricating oil pipeline system of air compressor - Google Patents
A kind of lubricating oil pipeline system of air compressor Download PDFInfo
- Publication number
- CN107218202A CN107218202A CN201710522035.5A CN201710522035A CN107218202A CN 107218202 A CN107218202 A CN 107218202A CN 201710522035 A CN201710522035 A CN 201710522035A CN 107218202 A CN107218202 A CN 107218202A
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- Prior art keywords
- oil
- gear
- card
- duct
- hole
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/02—Lubrication
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/14—Pistons, piston-rods or piston-rod connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/14—Pistons, piston-rods or piston-rod connections
- F04B53/144—Adaptation of piston-rods
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/02—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical
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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
- F04C2/00—Rotary-piston machines or pumps
- F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C2/14—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The invention discloses a kind of lubricating oil pipeline system of air compressor, including compressor body, oblique plate plunger pump, oil filter and gear pump.Gear pump and oblique plate plunger pump are installed on the line shaft of compressor body.Wherein, gear pump is arranged on inner side, is directly connected to the line shaft of compressor body.The power sub of oblique plate plunger pump is connected on gear pump, and passes through the line shaft of gear pump connection compressor body.The oil-out of compressor body connects the oil inlet of oblique plate plunger pump by non-return valve.The oil-out of oblique plate plunger pump connects the oil inlet of cylinder head.The oil-out of oil filter connects the oil inlet of gear pump.Oil inlet inside the oil-out connection compressor body of gear pump.
Description
Technical field
The present invention relates to the lubricating oil pipeline system in plant equipment.
Background technology
Air-compressor piston motion must be lubricated by lubricating oil, on the one hand, the lubricating oil in air compressor
Consumption is quickly, it is necessary to fill to form lubricating oil pipeline system in real time by lubricating oil system, on the other hand, in air compressor
Lubricating oil is with piston back-and-forth movement, and oil pressure is in cyclically-varying, and malleation is very high in a period of time, then negative pressure in another a period of time
It is very high.Oil pressure is high, it is necessary to special high-pressure oil pump.Then design is needed to avoid the problem of lubricating oil flows back during negative pressure.
The content of the invention
Problem to be solved by this invention：Lubricating oil pipeline system in air compressor.
To solve the above problems, the scheme that the present invention is used is as follows：
A kind of lubricating oil pipeline system of air compressor, including compressor body, oblique plate plunger pump, oil filter and gear pump；
Gear pump and oblique plate plunger pump are installed on the line shaft of compressor body；Wherein, gear pump is arranged on inner side, is directly connected to
The line shaft of compressor body；The power sub of oblique plate plunger pump is connected on gear pump, and connects compressor sheet by gear pump
The line shaft of body；The oil-out of oil filter connects the oil inlet of gear pump；Inside the oil-out connection compressor body of gear pump
Oil inlet, the position that delivering lubricating oil to bent axle inside compressor, connecting rod, piston pin etc. has relative motion is lubricated；
The oil-out of compressor body connects the oil inlet of oblique plate plunger pump；The oil-out of oblique plate plunger pump connects the oil-feed of cylinder head
Mouthful, the position for delivering lubricating oil to cylinder and piston relative motion is lubricated.
Further, check is provided with the pipeline that the oil-out of compressor body is connected with the oil inlet of oblique plate plunger pump
Valve.
Further, inside compressor body by logical inside compressor body between oil inlet and the oil-out of oil filter
Relief valve in road is connected with oil return pipe.
Further, gear pump is a kind of gear pump of external toothing, including driving gear and driven gear；Driving gear and by
Moving gear is respectively arranged in gear cavity, and is intermeshed；One end of driving gear is provided with for connecting in compressor body
Joint, the other end is provided with the coupling for connecting oblique plate plunger pump.
Further, oblique plate plunger pump include housing, swash plate gear, the worm gearing engaged with swash plate gear, can
The plunger rod of jack-post bar and swash plate gear the driving lifting rotated with swash plate gear synchronous；Housing is provided with oil inlet and goes out
Hydraulic fluid port；Jack-post bar is cylinder, and bottom is provided with axial hole, and side is provided with sidewise hole and connects scarce；Sidewise hole is carried on the back with phase shortage is connected
Set；Jack-post bar is arranged in vertical jack-post hole, and oil storage cabin is provided with positioned at the lower section of jack-post bar in jack-post hole；Oil storage cabin is with entering
Hydraulic fluid port is connected；Sidewise hole is connected with axial hole, and connects oil storage cabin by axial hole；Plunger rod is located at vertical plunger hole
It is interior；Plunger hole is located at the lower section of plunger rod provided with force feed storehouse；Duct provided with two levels up and down between plunger hole and jack-post hole：
First duct and the second duct；First duct is located at the top in the second duct；Second hole link presses oil storehouse；Second duct and side
To hole position in identical height so that when jack-post bar is rotated to sidewise hole towards the second duct with swash plate gear, the second hole
Road is connected with sidewise hole；When jack-post bar lacks towards the second duct as swash plate gear is rotated to connection, the second duct passes through even
It is logical to lack the first duct of connection；Oil-out connects plunger hole, and oil-out is located at phase with plunger hole connected component and the first duct
With in height；Switch groove of the plunger rod provided with annular together；When plunger rod lifts height identical with the first duct to switch groove
When, oil-out connects the first duct by switching groove.
Further, in addition to compression spring, Contraband shape frame and gangbar；Swash plate gear is fixed on the top of jack-post bar, and leads to
Jack-post bar is crossed on housing；Contraband shape frame is located at the top of plunger rod, and is mutually fixed with plunger rod；Pass through above Contraband shape frame
Compression spring is withstood on the inside of housing top wall；Contraband shape, which is set up, Contraband shape mouthful；Gangbar is arranged on Contraband shape frame, and positioned at Contraband shape mouthful
It is interior, and positioned at the top of Contraband shape mouthful；The card of swash plate gear is horizontally through Contraband shape mouthful, and is withstood on above the card of swash plate gear
In gangbar.
Further, the worm gearing includes the first worm screw and the second worm screw；First worm screw is provided with power sub
With the first threaded portion；Second worm screw is provided with gear part and the second threaded portion；First worm screw and the second worm screw are perpendicular；First spiral shell
Screw thread in line portion is meshed with gear part；Screw thread on second threaded portion is meshed with swash plate gear.
Further, swash plate gear is made up of central part and toothed disc；Toothed disc is fixed on central part；The side of toothed disc
Edge is provided with engaging tooth；Toothed disc be divided into main frame face, high card, main frame towards high card transition liter card and high card to low
The drop card of card transition；The card of main frame face and high card is level；The card of high card is highly higher than the card in main frame face
Highly；Rise card and drop the swash plate face that card is transition between main frame face and high card.
Further, the sector region of main frame face and high card is all higher than 90 degree.
Further, connect vacant in main frame face and the lower section of drop card joining place；Sidewise hole is located at high card and rises card
The lower section of joining place.
The technique effect of the present invention is as follows：
1st, the present invention realizes pump oil jointly by gear pump and oblique plate plunger pump, it is to avoid the deficiency of single oil pump.
2nd, oblique plate plunger pump can be synchronous with the motion realization of compressor inner carrier on the line shaft of compressor body
Work.
3rd, the problem of lubricating oil flows back when the non-return valve set at the oil-out of compressor body avoids negative pressure.
4th, oblique plate plunger pump itself carries into oil circuit breaker and goes out oil circuit breaker, and the internal oil storage for being provided with oleo cushion
Storehouse, compact overall structure.
Brief description of the drawings
Fig. 1 is the view of the end direction of the embodiment of the present invention.
Fig. 2 is the lateral phantom of the embodiment of the present invention.
Fig. 3 is the end direction view of the gear pump of the embodiment of the present invention.
Fig. 4 is the side sectional view of the gear pump of the embodiment of the present invention.
Fig. 5 is the dimensional structure diagram of the oblique plate plunger pump of the embodiment of the present invention.
Fig. 6 is the volume rendering schematic diagram of the oblique plate plunger pump of the embodiment of the present invention.
Fig. 7 and Fig. 8 are two different visual angles that oblique plate plunger pump of the embodiment of the present invention hides the part connection after housing
Dimensional structure diagram.
Fig. 9 is the internal cross section schematic diagram of oblique plate plunger pump of the embodiment of the present invention.
Figure 10 is the swash plate gear of oblique plate plunger pump of the embodiment of the present invention and the diagrammatic cross-section of jack-post bar.
Figure 11 is the overlooking the structure diagram of the swash plate gear of oblique plate plunger pump of the embodiment of the present invention.
Figure 12 is the present invention looks up structural representation of the swash plate working gear principle of oblique plate plunger pump of the embodiment of the present invention.
Embodiment
The present invention is described in further details below in conjunction with the accompanying drawings.
As shown in Figure 1 and Figure 2, the lubricating oil pipeline system of a kind of air compressor, including compressor body 901, non-return valve
902nd, oblique plate plunger pump 903, oil filter 904 and gear pump 905.Gear pump 905 and oblique plate plunger pump 903 are installed in compressor
On the line shaft of body 901.Wherein, gear pump 905 is arranged on inner side, is directly connected to the line shaft of compressor body 901.Swash plate
The power sub of plunger pump 903 is connected on gear pump 905, and passes through the line shaft of the connection compressor body 901 of gear pump 905.
The oil-out of compressor body 901 connects the oil inlet of oblique plate plunger pump 903 by oil-way pipe 911.It is provided with oil-way pipe 911
Non-return valve 902.Non-return valve 902 be used in compressor body 901 avoiding when negative pressure caused by piston movement lubricating oil from
Oil-out is back in compressor body 901.The oil-out of oblique plate plunger pump 903 connects entering for cylinder head by oil-way pipe 914
Hydraulic fluid port, the position for delivering lubricating oil to cylinder and piston relative motion is lubricated.The oil-out of oil filter 904 passes through oil circuit
Pipe 913 connects the oil inlet of gear pump 905.Oil inlet inside the oil-out connection compressor body 901 of gear pump 905, will
Lubricating oil is transported to the position that bent axle, connecting rod, piston pin etc. have relative motion inside compressor and is lubricated.It is, compression
Machine body 901 has two oil inlets：First oil inlet is the oil inlet of crankcase, that is, foregoing compressor body 901
Internal oil inlet, positioned at the inside of compressor body 901, oil filter 904 is connected by gear pump 905；Second oil inlet
The oil inlet of cylinder, in cylinder head cylinder head, that is, foregoing cylinder head oil inlet, pass through oblique plate plunger pump
903 and non-return valve 902 connect compressor body 901 oil-out.Oil filter 904 is used for lubrication oil filtration.The filter of the present embodiment
Oily device 904 is arranged in the grease-box of the bottom of compressor body 901.Grease-box internal memory contains substantial amounts of lubricating oil, Xiang Guan
Make-up oil is to offset the consumption of lubricating oil in the system of road.
In the present embodiment, gear pump 905 is a kind of gear pump of external toothing, as shown in Figure 3, Figure 4, including the pump housing 39 and
Driving gear 31 and driven gear 32 inside the pump housing 39.Gear cavity 35 and 36 is provided with the pump housing 39.Driving gear 31 and passive
Gear 32 is respectively arranged in gear cavity 35 and 36, and is intermeshed.The teeth portion edge of driving gear 31 and driven gear 32 is withstood on
On the inwall of gear cavity 35,36 so that between cog constitutes oil transportation storehouse.The engagement place both sides of driving gear 31 and driven gear 32 are outside
Protrusion forms into bunker 33 and goes out bunker 34.One end of driving gear 31 is provided with for connecting the line shaft of compressor body 901
Nipple 311, the other end is provided with the coupling 312 for connecting oblique plate plunger pump 903.Driven gear 32 is then by driving tooth
Wheel 31 is with rotation.Counter clockwise direction signified arrow V in the rotation direction such as Fig. 3 of driving gear 31.Enter bunker 33 in figure 3
Right side, go out bunker 34 in left side.Enter bunker 33 to store in storehouse after full lubricating oil by after oil inlet oil-feed causing, enter in bunker 33
The oil transportation storehouse that is formed by driving gear 31 and the between cog of driven gear 32 of lubricating oil as rotation is transferred to out in bunker 34.
The lubricating oil gone out in bunker 34 is pumped out through oil-out.The pump housing 39 is arranged in the bearing block of the bent axle of compressor body 901,
It is exactly that the integral installation of gear pump 905 is in the bearing block of the bent axle of compressor body 901, thus, the oil-out energy of gear pump 905
Oil inlet enough inside connection compressor body 901.
In addition, the oil inlet inside compressor body 901 is connected by the relief valve in the inner passage of compressor body 901
There is oil return pipe 912, and the oil-out with oil filter 904 is connected by oil return pipe 912, thus when the oil pressure that gear pump 905 is pumped out
When too high, it can be returned to through oil return pipe 912 at the oil-out of oil filter 904.
The lubricating oil pipeline System Working Principle of the present embodiment is as follows：The grease-box of the bottom of compressor body 901 passes through
The oil-out of oil filter 904 connects the oil inlet of gear pump 905, and lubricating oil is pumped into compressor sheet by the pressurization through gear pump 905
Oil inlet inside body 901, is lubricated to the position that compressor inside bent axle, connecting rod, piston pin etc. have relative motion.Work as tooth
When the oil pressure that wheel pump 905 is pumped out is too high, unnecessary lubricating oil returns to the fuel-displaced of oil filter 904 through gate gurgle valve by oil return pipe 912
Mouthful.Lubricating oil has to compressor inside bent axle, connecting rod, piston pin etc. after the position lubrication of relative motion, flows into the bottom of crankcase
Portion, parts of lubricating oil is admitted to cylinder through pressurization of the oil-out through oblique plate plunger pump 903, relative to the cylinder and piston in cylinder
The position of motion is lubricated, and the compressed air duct of the compressed air of lubricating oil portion into cylinder is through gas-liquid separation and oil
Consumed after water separation, another part is flowed into the crankcase below cylinder, and flow to the bottom of crankcase.It flow to crankcase bottom
The lubricating oil in portion except through oil-out by the pressurization of oblique plate plunger pump 903 after feeding cylinder in addition to, some is aggregated
Flow into afterwards in the grease-box of the bottom of compressor body 901, natural cooling is realized by substantial amounts of lubricating oil in grease-box.
Oblique plate plunger pump 903, as shown in Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, including housing, swash plate gear 231, worm-drive
Mechanism, jack-post bar 232, compression spring 241, Contraband shape frame 242, plunger rod 243 and gangbar 244.Swash plate gear 231, worm screw pass
Motivation structure, jack-post bar 232, compression spring 241, Contraband shape frame 242, plunger rod 243 and gangbar 244 are installed in housing.Snail
Bar transmission mechanism is by the first worm screw 21 and the second worm screw 22.First worm screw 21 is provided with the threaded portion of power sub 211 and first
212.Second worm screw 22 is provided with the threaded portion 222 of gear part 221 and second.First worm screw 21 and the second worm screw 22 are perpendicular.The
Screw thread on one threaded portion 212 is meshed with gear part 221.Screw thread on second threaded portion 222 is mutually nibbled with swash plate gear 231
Close.Power sub 211 is used for the coupling 312 for connecting gear pump 905.The line shaft of compressor body 901 passes through gear pump 905
Driving gear, connect the first worm screw 21 through coupling 312 and power sub 211 and drive the first worm screw 21 to rotate.The of rotation
One worm screw 21 drives the second worm screw 22 to rotate by the screw thread on the first threaded portion 212 and the engagement of gear part 221.Rotation
The second worm screw 22 drive swash plate gear 231 to revolve by the engagement of the screw thread on the second threaded portion 222 and swash plate gear 231
Turn.
Housing includes swash plate gear transmission portion 11, plunger shaft portion 12, closure 13, the first worm screw portion 14, the second worm screw portion
15 and mounting seat 16.The inside of swash plate gear transmission portion 11 is provided with power cavity, and power cavity is used to install swash plate gear 231 and liter
Transmission mechanism drops.Plunger shaft portion 12 is the part for installation axle mast 232 and plunger rod 243, and inside, which is provided with, is used for installation axle
The jack-post hole of mast 232 and the plunger hole for installing plunger rod 243.Closure 13 is used to seal power cavity.First
Worm screw portion 14 is the part for installing the first worm screw 21；Second worm screw portion 15 is the part for installing the second worm screw 22.The
The end connection mounting seat 16 in one worm screw portion 14.Mounting seat 16 is used to whole oil pump being fixed on actuating unit so that first
Worm screw 21 can connect dynamical system.Compression spring 241, Contraband shape frame 242 and the composition elevating drive mechanism of gangbar 244.Lifting
Transmission mechanism is lifted for the drive plunger rod 243 of swash plate gear 231.Housing is provided with oil inlet 121 and oil-out 122.Oil-feed
Mouth 121 and oil-out 122 are located at plunger shaft portion 12.Swash plate gear transmission portion 11, plunger shaft portion 12, the first worm screw portion of housing
14th, the second worm screw portion 15 and the part of mounting seat 16, that is, except the part of closure 13 is integrated mechanism, casting
Formed again through retrofits such as punching polishings afterwards.
Swash plate gear 231 is located at power cavity, and is fixed on the top of jack-post bar 232.As shown in Figure 10, jack-post bar 232 is
Cylinder, bottom is provided with axial hole 2321, and side is provided with annular lock-bit groove 2324, sidewise hole 2322 and connects scarce 2323.Side
It is disposed opposite to each other to hole 2322 with connecting scarce 2323.Lock-bit groove 2324 is located at sidewise hole 2322 and the top for connecting scarce 2323.Axially
Hole 2321 is connected with sidewise hole 2322.Jack-post bar 232 is arranged in vertical jack-post hole, can be synchronous with swash plate gear 231
Rotated around the axle center of jack-post bar 232.It is highly fixed when swash plate gear 231 and the rotation of jack-post bar 232.Specifically, on housing
It is provided with lock-bit bolt 195.The end of lock-bit bolt 195 is withstood in lock-bit groove 2324 so that swash plate gear 231 and jack-post bar 232 are high
Degree is fixed.Lock-bit bolt 195 is penetrated in jack-post hole by housing lateral openings.Jack-post bar 232 is except lock-bit groove 2324, sidewise hole
2322 and connection lack 2323 grade parts outside mutually sealed with jack-post hole.Positioned at the lower section of jack-post bar 232 provided with storage in jack-post hole
Bunker 191.Oil storage cabin 191 is connected with oil inlet 121.Jack-post bottom hole portion, it is, the bottom of oil storage cabin 191 is close by first
Envelope block 1911 is sealed.It is, being to install and easy to process, jack-post hole is again by first after the up/down perforation of plunger shaft portion 12 is punched
Sealing block 1911 is formed in sealed bottom.When jack-post bar 232 rotates with swash plate gear 231, the sidewise hole on jack-post bar 232
2322 lack 2323 towards different directions with connecting, so as to realize the connected states different from plunger hole.It should be noted that due to
Axial hole 2321 is connected with sidewise hole 2322, and oil storage cabin 191 is connected with oil inlet 121, the opening direction storage of axial hole 2321
Bunker 191, therefore, sidewise hole 2322 and oil inlet 121 are always to maintain connected state.Oil storage cabin 191 be used for oleo cushion and
Connect transition.
Plunger rod 243 is cylinder, in vertical plunger hole.Plunger hole is located at the lower section of plunger rod 243 provided with pressure
Bunker 192.Piston bore bottom, it is, the bottom in force feed storehouse 192 is sealed by the second sealing block 1921.It is, for install and
Easy to process, plunger hole is formed again by the second sealing block 1921 in sealed bottom after the up/down perforation of plunger shaft portion 12 is punched.
Duct provided with two levels up and down between plunger hole and jack-post hole：First duct 193 and the second duct 194.The
One duct 193 is located at the top in the second duct 194.Second duct 194 connection force feed storehouse 192.Second duct 194 and sidewise hole
2322 are located in identical height so that when jack-post bar 232 as swash plate gear 231 is rotated to sidewise hole 2322 towards the second duct
When 194, the second duct 194 is connected with sidewise hole 2322.With the rotation of swash plate gear 231, the first duct 193, the second duct
There are three kinds of connected states between 194 and oil storage cabin 191, that is, jack-post bar 232 has three kinds of connected states：
First connected state：When jack-post bar 232 is rotated to sidewise hole 2322 towards the second duct 194 with swash plate gear 231,
Second duct 194 is connected with sidewise hole 2322, now, because sidewise hole 2322 is connected with oil storage cabin 191, oil inlet 121, because
This, the second duct 194 is connected with oil storage cabin 191, oil inlet 121.
Second connected state：When jack-post bar 232 as the rotation of swash plate gear 231 to connection lacks 2323 towards the second ducts
194 and during the first duct 193, the second duct 194 passes through connection and lacks 2323 the first ducts 193 of connection.Now, oil storage cabin 191, enter
Do not connected between hydraulic fluid port 121 and the second duct 194.
Third connecting state is the intermediateness of above two connected state：When jack-post bar 232 as swash plate gear 231 revolves
When going to intermediateness, sidewise hole 2322 lacks 2323 not towards the second duct 194 with connecting.Now, oil storage cabin 191, oil-feed
Mouthfuls 121 are not connected with the second duct 194, and the first duct 193 is not connected with the second duct 194, oil storage cabin 191, oil inlet 121 and
First duct 193 is not connected.
First duct 193 and the second duct 194 are corresponding with two apertures 123,124 of housing plunger shaft portion 12.Also
It is that the first duct 193 and the second duct 194 are formed by aperture 123,124 inside level punchings respectively.Aperture 123,124
Seal is inside equipped with to be sealed.
Switch groove 2431 of the plunger rod 243 provided with annular together.Plunger rod 243 is equal in addition to switch groove 2431 part
Mutually sealed with plunger hole.Oil-out 122 connects plunger hole, and oil-out 122 and plunger hole connected component and the first duct 193
In identical height.When the lifting of plunger rod 243 to switch groove 2431 is with the first 193 identical height of duct, oil-out 122
The first duct 193 is connected by switching groove 2431.Specifically, plunger rod 243 has three kinds of working conditions：
First working condition：When plunger rod 243 drops to minimum point, switch groove 2431 is highly identical with the first duct 193, this
When, oil-out 122 connects the first duct 193 by switching groove 2431.
Second working condition：When plunger rod 243 is increased to peak, switch groove 2431 position is higher than the first duct 193, this
When, sealed between oil-out 122 and the first duct 193 by plunger rod 243 without connecting.
3rd working condition is the transition state of above two working condition, it is, plunger rod 243 is from peak to most
The transition state of low spot movement or the transition state moved from minimum point to peak.
The structure that compression spring 241, Contraband shape frame 242 and gangbar 244 constitute elevating drive mechanism is as follows：Compression spring
241st, Contraband shape frame 242 and gangbar 244 are in the power cavity in swash plate gear transmission portion 11.Contraband shape frame 242 is located at plunger rod
243 top, and mutually fixed with plunger rod 243.The top of Contraband shape frame 242 is withstood on the inside of housing top wall by compression spring 241.
Contraband shape frame 242 is provided with Contraband shape mouthful.Gangbar 244 is arranged on Contraband shape frame 242, and intraoral positioned at Contraband shape, and positioned at Contraband shape mouthful
Top.The card of swash plate gear 231 is horizontally through Contraband shape mouthful, and withstands on gangbar 244 above the card of swash plate gear 231
On.Compression spring 241 is the spring with compression bounce, is always pressed downward Contraband shape frame 242, until gangbar 244 is withstood on
In the card of swash plate gear 231, it is impossible to move down.Thus with the rotation of swash plate gear 231, plunger rod 243 passes through Contraband shape
The effect of suppressing of the compressed spring 241 of frame 242 and the ramp effect between swash plate gear 231 and gangbar 244 are realized jointly
Lifting.
Swash plate gear 231 in the embodiment of the present invention is different from general swash plate gear, and as shown in figure 11, it is by central part
2315 and toothed disc constituted.Toothed disc is fixed on central part 2315.Central part 2315 is mutually fixed with jack-post bar 232, and axle
The rotating shaft of the composition swash plate of mast 232 gear 231.The edge of toothed disc is provided with engaging tooth.Toothed disc is divided into main frame face 2311, high disk
Face 2312, main frame face 2311 are to the liter card 2313 and high card 2312 of the high transition of card 2312 to the transition of main frame face 2311
Card 2314 drops.The card of main frame face 2311 and high card 2312 is level.Wherein, the card of high card 2312 is highly higher than low
The card height of card 2311.It is the oblique of transition between main frame face 2311 and high card 2312 to rise card 2313 and drop card 2314
Card.Main frame face 2311, to rise card 2313, high card 2312, drop card 2314 be sector region on toothed disc, wherein,
The sector region of main frame face 2311 and high card 2312 typically requires to be more than 90 degree.In addition, in general, main frame face 2311 and height
Card 2312 symmetrically, rises card 2313 and drop card 2314 is symmetrical.In the present embodiment, main frame face 2311 and high card
2312 sector region is 140 degree, and the sector region for rising card 2313 and drop card 2314 is 40 degree.Gangbar 244
Withstand on toothed disc, with the rotation of toothed disc, gangbar 244 is in main frame face 2311, liter card 2313, high card 2312, drop
Cyclic switching between card 2314.Thus, when gangbar 244 is withstood on main frame face 2311, plunger rod 243 reduces as far as possible simultaneously
It is maintained at minimum point for a period of time；When gangbar 244 is withstood in liter card 2313, plunger rod 243 is from minimum point to peak
Rise；When gangbar 244 is withstood in high card 2312, plunger rod 243 rises to peak and is maintained at peak for a period of time；
When gangbar 244 is withstood in drop card 2314, plunger rod 243 is declined from peak to minimum point.That is, the present embodiment
In plunger rod 243 be different from the common continuous back and forth movement of swash plate plunger, but the back and forth movement of batch (-type).
Three kinds of working conditions of the above-mentioned plunger rod 243 of the present embodiment, three kinds of connected states of jack-post bar 232 and
The operation principle being engaged between lift drive mechanism is as shown in figure 12.The perspective view that Figure 12 is look up, central part 2315 is now
Respective shaft mast 232, swash plate gear 231 is rotated clockwise with R direction, and gangbar 244 relative to swash plate gear 231 then with
Rotate in an anti-clockwise direction.Specific operation principle is as follows：
First, under the first sequential, when jack-post bar 232 just turns to the first connected state by third connecting state, jack-post bar
Sidewise hole 2322 on 232 just faces the second duct 194 so that the force feed duct 194 of storehouse 192 and second is through sidewise hole 2322
Connect oil storage cabin 191.Now, gangbar 244 just rises the top of paramount card 2312, that is, Figure 12 through liter card 2313
In S1 positions.Plunger rod 243 is pushed up to peak by swash plate gear 231 by gangbar 244 so that force feed storehouse 192
With produce negative pressure in the second duct 194, lubricating oil is from oil inlet 121 through oil storage cabin 191, axial hole 2321, sidewise hole 2322, the
Two ducts 194 are inhaled into force feed storehouse 192.Now, sealed between the first duct 193 and oil-out 122 by plunger rod 243 without even
It is logical, it is sealed from one another between the first duct 193 and the second duct 194, therefore can not possibly be from the oil suction of oil-out 122.
Then, under the second sequential, with the rotation of swash plate gear 231, jack-post bar 232 goes to the 3rd by the first connected state
Connected state, the first duct 193, the second duct 194, oil storage cabin 191 are not connected mutually.Now, because gangbar 244 is still withstood on
The top of high card 2312, plunger rod 243 is maintained at peak, is not also connected between oil-out 122 and the first duct 193.This
When, card of the position relative to swash plate gear 231 of gangbar 244, the S2 positions in Figure 12.
Subsequently, under the 3rd sequential, with the rotation of swash plate gear 231, when jack-post bar 232 is just by third connecting state
When going to the second connected state, the connection on jack-post bar 232 lacks 2323 and just faces the first duct 193 and the second duct 194,
So that being connected between the first duct 193 and the second duct 194.Now, gangbar 244 is just low through being risen under drop card 2314
The top of card 2311, that is, S3 positions in Figure 12, are also now connected state in Fig. 9.Now, plunger rod 243 is compressed
The power that pushes of spring 241 is pushed to minimum point.Simultaneously, because plunger rod 243 is moved on minimum point, plunger rod 243
Switch the connection oil-out 122 and first of groove 2431 duct 193.The plunger rod 243 pushed will press oil the duct 194 of storehouse 192 and second
Interior lubricating oil pushes the first duct 193 to, then fuel-displaced by oil-out 122 through switching groove 2431, completes a pump oil action.
Subsequently, under the 4th sequential, with the rotation of swash plate gear 231, jack-post bar 232 goes to by the second connected state
Tee joint state, the first duct 193, the second duct 194, oil storage cabin 191 are not connected mutually.Now, gangbar 244 still withstands on low
The top of card 2311, plunger rod 243 is maintained at the connection oil-out 122 of switch groove 2431 and the on minimum point, plunger rod 243
One duct 193.Now, the position of gangbar 244 is relative to the card of swash plate gear 231, the S4 positions in Figure 12.
Finally, with the rotation of swash plate gear 231, jack-post bar 232 goes to the first connected state from third connecting state, from
And return under the first sequential.
From above-mentioned operation principle, the present embodiment oil pump is intermittently pump oil, the per revolution of swash plate gear 231,
Oil pump performs a pump oil and oil suction action.In addition, it can be seen from said process 232 groups of swash plate gear 231 and jack-post bar
Into rotor in, connection lack 2323 be located at main frame face 2311 and drop the joining place of card 2314 lower sections；Sidewise hole 2322 is located at
High card 2312 and the lower section for rising the joining place of card 2313.
Claims (10)
1. the lubricating oil pipeline system of a kind of air compressor, it is characterised in that including compressor body (901), swash plate plunger
Pump (903), oil filter (904) and gear pump (905)；Gear pump (905) and oblique plate plunger pump (903) are installed in compressor sheet
On the line shaft of body (901)；Wherein, gear pump (905) is arranged on inner side, is directly connected to the line shaft of compressor body (901)；
The power sub of oblique plate plunger pump (903) is connected on gear pump (905), and connects compressor body by gear pump (905)
(901) line shaft；The oil inlet of the oil-out connection gear pump (905) of oil filter (904)；The oil-out of gear pump (905)
The internal oil inlet of compressor body (901) is connected, delivering lubricating oil to bent axle, connecting rod, piston pin etc. inside compressor has
The position of relative motion is lubricated；The oil inlet of the oil-out connection oblique plate plunger pump (903) of compressor body (901)；Tiltedly
The oil-out of disk plunger pump (903) connects the oil inlet of cylinder head, delivers lubricating oil to the portion of cylinder and piston relative motion
Position is lubricated.
2. the lubricating oil pipeline system of air compressor as claimed in claim 1, it is characterised in that compressor body (901)
The pipeline that is connected with the oil inlet of oblique plate plunger pump (903) of oil-out on be provided with non-return valve (902).
3. the lubricating oil pipeline system of air compressor as claimed in claim 1, it is characterised in that compressor body (901)
It is connected with back between internal oil inlet and the oil-out of oil filter (904) by the relief valve in compressor body inner passage
Oil pipe (912).
4. the lubricating oil pipeline system of air compressor as claimed in claim 1, it is characterised in that gear pump (905) is one
Plant the gear pump of external toothing, including driving gear (31) and driven gear (32)；Driving gear (31) and driven gear (32) point
She Yu not be in gear cavity, and be intermeshed；One end of driving gear (31) is provided with for connecting the interior of compressor body (901)
Joint (311), the other end is provided with the coupling (312) for connecting oblique plate plunger pump (903).
5. the lubricating oil pipeline system of the air compressor as described in claim 1 or 2 or 3, it is characterised in that oblique plate plunger pump
(903) include housing, swash plate gear (231), the worm gearing engaged with swash plate gear (231), can be with swash plate gear
(231) the jack-post bar (232) of synchronous axial system and the plunger rod (243) of swash plate gear (231) driving lifting；Housing is provided with
Oil inlet (121) and oil-out (122)；Jack-post bar (232) is cylinder, and bottom is provided with axial hole (2321), and side is provided with side
To hole (2322) with connect lack (2323)；Sidewise hole (2322) is disposed opposite to each other with scarce (2323) are connected；Jack-post bar (232) is arranged at
In vertical jack-post hole, oil storage cabin (191) is provided with positioned at the lower section of jack-post bar (232) in jack-post hole；Oil storage cabin (191) and oil-feed
Mouth (121) is connected；Sidewise hole (2322) is connected with axial hole (2321), and connects oil storage cabin by axial hole (2321)
(191)；Plunger rod (243) is in vertical plunger hole；Plunger hole is located at the lower section of plunger rod (243) provided with force feed storehouse
(192)；Duct provided with two levels up and down between plunger hole and jack-post hole：First duct (193) and the second duct (194)；
First duct (193) is located at the top of the second duct (194)；Second duct (194) connection force feed storehouse (192)；Second duct
(194) it is located at sidewise hole (2322) in identical height so that when jack-post bar (232) as swash plate gear (231) is rotated to side
During to hole (2322) towards the second duct (194), the second duct (194) are connected with sidewise hole (2322)；When jack-post bar (232) with
Swash plate gear (231) rotation to when connecting scarce (2323) towards the second duct (194), the second duct (194) are lacked by connection
(2323) the first duct (193) are connected；Oil-out (122) connects plunger hole, and oil-out (122) and plunger hole connected component
It is located at the first duct (193) in identical height；Switch groove (2431) of the plunger rod (243) provided with annular together；Work as plunger
Bar (243) lifting is to when switching groove (2431) with the first duct (193) identical height, and oil-out (122) is by switching groove
(2431) the first duct (193) are connected.
6. the lubricating oil pipeline system of air compressor as claimed in claim 5, it is characterised in that also including compression spring
(241), Contraband shape frame (242) and gangbar (244)；Swash plate gear (231) is fixed on the top of jack-post bar (232), and passes through axle
Mast (232) is arranged on housing；Contraband shape frame (242) is located at the top of plunger rod (243), and is mutually fixed with plunger rod (243)；
The top of Contraband shape frame (242) is withstood on the inside of housing top wall by compression spring (241)；Contraband shape frame (242) is provided with Contraband shape mouthful；Linkage
Bar (244) is arranged on Contraband shape frame (242), and intraoral positioned at Contraband shape, and positioned at the top of Contraband shape mouthful；Swash plate gear (231)
Card is horizontally through Contraband shape mouthful, and is withstood on above the card of swash plate gear (231) in gangbar (244).
7. the lubricating oil pipeline system of air compressor as claimed in claim 5, it is characterised in that the worm gearing
Including the first worm screw (21) and the second worm screw (22)；First worm screw (21) is provided with power sub (211) and the first threaded portion
(212)；Second worm screw (22) is provided with gear part (221) and the second threaded portion (222)；First worm screw (21) and the second worm screw
(22) it is perpendicular；Screw thread on first threaded portion (212) is meshed with gear part (221)；Screw thread on second threaded portion (222)
It is meshed with swash plate gear (231).
8. the lubricating oil pipeline system of air compressor as claimed in claim 5, it is characterised in that swash plate gear (231) by
Central part (2315) and toothed disc are constituted；Toothed disc is fixed on central part (2315)；The edge of toothed disc is provided with engaging tooth；
Toothed disc be divided into main frame face (2311), high card (2312), main frame face (2311) to high card (2312) transition liter card
(2313) and drop card (2314) from high card (2312) to main frame face (2311) transition；Main frame face (2311) and high card
(2312) card is level；The card of high card (2312) is highly higher than the card height of main frame face (2311)；Rise card
(2313) and drop card (2314) be transition between main frame face (2311) and high card (2312) swash plate face.
9. the lubricating oil pipeline system of air compressor as claimed in claim 8, it is characterised in that main frame face (2311) and high
The sector region of card (2312) is all higher than 90 degree.
10. the lubricating oil pipeline system of air compressor as claimed in claim 8, it is characterised in that connection lacks (2323) position
In main frame face (2311) and the lower section of drop card (2314) joining place；Sidewise hole (2322) is located at high card (2312) and rises card
(2313) lower section of joining place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710522035.5A CN107218202B (en) | 2017-06-30 | 2017-06-30 | Lubricating oil pipeline system of air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710522035.5A CN107218202B (en) | 2017-06-30 | 2017-06-30 | Lubricating oil pipeline system of air compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107218202A true CN107218202A (en) | 2017-09-29 |
| CN107218202B CN107218202B (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710522035.5A Active CN107218202B (en) | 2017-06-30 | 2017-06-30 | Lubricating oil pipeline system of air compressor |
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| Country | Link |
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| CN (1) | CN107218202B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110094325A (en) * | 2019-04-12 | 2019-08-06 | 合肥通用机械研究院有限公司 | Compressor lubrication system |
| CN112012904A (en) * | 2020-09-17 | 2020-12-01 | 四川金星清洁能源装备股份有限公司 | High-low pressure integrated oil pump system for diaphragm compressor |
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| GB1387939A (en) * | 1971-12-23 | 1975-03-19 | Grassos Koninkl Machine Fabrie | Refrigeration compressors |
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| CN105673506A (en) * | 2016-03-17 | 2016-06-15 | 上海佳力士机械有限公司 | Multifunctional water-air two-phase compressor and application thereof |
| CN207261207U (en) * | 2017-06-30 | 2018-04-20 | 江苏恒达动力科技发展股份有限公司 | A kind of lubricating oil pipeline system of air compressor |
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|---|---|---|---|---|
| GB560137A (en) * | 1942-05-07 | 1944-03-22 | Walwin Leroy Davis | Improvement in oil collector for air compressors |
| GB563309A (en) * | 1943-02-03 | 1944-08-09 | Walter Reams Freeman | Oil economizing system for compressors |
| GB1387939A (en) * | 1971-12-23 | 1975-03-19 | Grassos Koninkl Machine Fabrie | Refrigeration compressors |
| CN2236555Y (en) * | 1995-08-03 | 1996-10-02 | 王治清 | Air compressor of vehicle |
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| CN110094325A (en) * | 2019-04-12 | 2019-08-06 | 合肥通用机械研究院有限公司 | Compressor lubrication system |
| CN112012904A (en) * | 2020-09-17 | 2020-12-01 | 四川金星清洁能源装备股份有限公司 | High-low pressure integrated oil pump system for diaphragm compressor |
| CN112012904B (en) * | 2020-09-17 | 2024-03-22 | 四川金星清洁能源装备集团股份有限公司 | High-low pressure integrated oil pump system for diaphragm type compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107218202B (en) | 2020-04-21 |
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