CN106321431B - A kind of scroll compressor assembly - Google Patents
A kind of scroll compressor assembly Download PDFInfo
- Publication number
- CN106321431B CN106321431B CN201610879668.7A CN201610879668A CN106321431B CN 106321431 B CN106321431 B CN 106321431B CN 201610879668 A CN201610879668 A CN 201610879668A CN 106321431 B CN106321431 B CN 106321431B
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- bearing
- hole
- motor
- side arm
- compressor assembly
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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
- 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
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
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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
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/02—Pumps characterised by combination with or adaptation to specific driving engines or motors
-
- 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
-
- 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
- F04C29/0007—Injection of a fluid in the working chamber for sealing, cooling and lubricating
-
- 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
- F04C29/042—Heating; Cooling; Heat insulation by injecting a fluid
-
- 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
- F04C2240/56—Bearing bushings or details thereof
-
- 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
- F04C2240/80—Other components
- F04C2240/807—Balance weight, counterweight
Abstract
A kind of scroll compressor assembly belongs to Compressor Technology field more particularly to a kind of scroll compressor assembly.The present invention provides a kind of good heat dissipation effect, the scroll compressor assembly that work efficiency is high, small product size is small.The first scroll compressor assembly of the invention includes fixed scroll, orbiter, side arm part, eccentric pin shaft, motor, switching part, main balance weight and secondary balance weight, its structural feature side arm part upper end is connect with fixed scroll, and lower end is connect with after-frame part；Venthole is provided in the middle part of fixed scroll, side is provided with air admission hole and upper bearing aperture；Orbiter periphery is provided with lower bearing aperture corresponding to upper bearing aperture, and lower bearing aperture is connected by the lower end of lower bearing and eccentric pin shaft, and upper bearing aperture is connected by the upper end of upper bearing (metal) and eccentric pin shaft.
Description
Technical field
The invention belongs to Compressor Technology field more particularly to a kind of scroll compressor assemblies.
Background technology
Currently, screw compressor is actually rare in the market, main cause is：Product cost is high, operating pressure is low,
Poor work stability.Weight, volume, service life and the stability of product are the important performance indicators of screw compressor.
Invention content
The present invention addresses the above problem, provides a kind of good heat dissipation effect, the vortex that work efficiency is high, small product size is small
Compressor assembly.
To achieve the above object, the present invention adopts the following technical scheme that, the first scroll compressor assembly of the invention includes
Fixed scroll, orbiter, side arm part, eccentric pin shaft, motor, switching part, main balance weight and secondary balance weight, structure are wanted
Point side arm part upper end is connect with fixed scroll, and lower end is connect with after-frame part；Venthole, side are provided in the middle part of fixed scroll
Portion is provided with air admission hole and upper bearing aperture；Orbiter periphery is provided with lower bearing aperture corresponding to upper bearing aperture, and lower bearing aperture is logical
The lower end for crossing lower bearing and eccentric pin shaft connects, and upper bearing aperture is connected by the upper end of upper bearing (metal) and eccentric pin shaft.
Bearing hole is provided at orbiter center, bearing hole is by driving bearing and the eccentric shaft of motor shaft upper end to connect
It connects.
Supplementary bearing connecting hole is provided at after-frame inside parts center, supplementary bearing connection hole is provided with supplementary bearing, countershaft
It holds and is connect with motor shaft lower end；Supplementary bearing connecting hole is provided with air admission hole on after-frame part.
Motor is external rotor electric machine, and rotor case and the fan blade of motor are structure as a whole, on the inside of rotor case and electric
The magnetic pole of machine rotor permanent magnet connects.
The top centre bore of rotor case is connected with motor shaft interference fit；In the stator base of motor arrange copper wire around
Group, stator base inside are connected with switching part interference fit, and part of transferring is threadedly coupled with after-frame part.
Two concave grooves above and below having in side arm part, axial interposition are equipped with connector, and connector has base bearing at center
Mounting hole is provided with base bearing at base bearing mounting hole, and base bearing is connect with motor shaft top；Pacify around base bearing on connector
Dress hole is provided with ventilation hole；It is provided with ventilation hole on the side wall on side arm part top.
Main balance weight is provided on motor shaft above the base bearing, rotor lower end is provided with secondary balance weight.
The motor is arranged in the side arm part between the connector and after-frame part of side arm part.
As a preferred embodiment, motor of the present invention is permanent magnetic direct current brushless motor.
As another preferred embodiment, the outer profile of side arm part of the present invention, after-frame part and fixed scroll is
Hexagonal structure, side arm part upper end inner circle seam allowance are connect with fixed scroll outer circle seam allowance, lower end inner circle seam allowance and after-frame part
Outer circle seam allowance connects；Around base bearing mounting hole, uniformly there are six ventilation holes on the connector；The side wall on side arm part top
On be evenly distributed 18 vertical oval ventilation holes.
There are six being uniformly arranged around supplementary bearing connecting hole as another preferred embodiment, on after-frame part of the present invention
Air admission hole, after-frame part top and bottom are correspondingly arranged on cyclic annular weight loss groove around supplementary bearing connecting hole, and air admission hole setting is subtracting
In Baking soda.
As another preferred embodiment, the fixed scroll and orbiter of the present invention back side is both provided with radiating rib plate；
The upper bearing aperture of fixed scroll is three, is evenly distributed；The lower bearing aperture is three, is evenly distributed；In lower bearing aperture
Heart line is isosceles triangle, and isosceles triangle vertex is in the Y-coordinate axle of orbiter geometric center.
As another preferred embodiment, the molded line of fixed scroll of the present invention reduces two than the molded line of orbiter/
The molded line of one circumference, fixed scroll is surrounded by the molded line of orbiter, and the molded line head end of fixed scroll is added directly using bicircular arcs
The correcting principle of line；The geometric center of fixed scroll disk body is compared at the molded line center of fixed scroll, on X and Y-axis respectively
Deviate the pitch of a quarter.
The geometric center of orbiter disk body is compared at the molded line center of orbiter, and four are respectively deviated on X and Y-axis
/ mono- pitch, offset direction are opposite with fixed scroll.
As another preferred embodiment, eccentric pin shaft of the present invention is the symmetrical junction that screw-threaded coupling is carried using two ends
Structure, there are two symmetrical positioning planes at in-between connector.
Secondly, main balance weight of the present invention uses the main balance weight of high-density copper alloy, the expansion of matrix semicircular in shape, diameter
It is equipped with venthole to symmetric position；Secondary balance weight is connected at semi-circular shape structure, by bolt with rotor.
In addition, lower bearing of the present invention uses deep groove ball bearing.
Second of scroll compressor assembly includes fixed scroll, orbiter, side arm part, eccentric pin shaft, motor, switching
Part, main balance weight and secondary balance weight, structural feature side arm part upper end are connect with fixed scroll, and lower end connects with after-frame part
It connects；Venthole is provided in the middle part of fixed scroll, side is provided with air admission hole.
Side arm part axial upper position is provided with connector, there is base bearing mounting hole, base bearing peace at connector center
Dress is provided with base bearing at hole, and base bearing is connect with motor shaft top；Base bearing mounting hole is provided with ventilation on connector
Hole；It is provided with ventilation hole on the side wall of side arm part above connector.
Bearing hole is provided at orbiter center, bearing hole is by driving bearing and the eccentric shaft of motor shaft upper end to connect
It connects；Orbiter side is provided with upper bearing aperture；Connector periphery is provided with lower bearing aperture, lower bearing aperture corresponding to upper bearing aperture
It is connected by the lower end of lower bearing and eccentric pin shaft, upper bearing aperture is connected by the upper end of upper bearing (metal) and eccentric pin shaft.
Supplementary bearing connecting hole is provided at after-frame inside parts center, supplementary bearing connection hole is provided with supplementary bearing, countershaft
It holds and is connect with motor shaft lower end；Supplementary bearing connecting hole is provided with air admission hole on after-frame part.
Motor is external rotor electric machine, and rotor case and the fan blade of motor are structure as a whole, on the inside of rotor case and electric
The magnetic pole of machine rotor permanent magnet connects.
The top centre bore of rotor case is connected with motor shaft interference fit；In the stator base of motor arrange copper wire around
Group, stator base inside are connected with switching part interference fit, and part of transferring is threadedly coupled with after-frame part.
Main balance weight is provided on motor shaft above the base bearing, rotor lower end is provided with secondary balance weight.
The motor is arranged in the side arm part between the connector and after-frame part of side arm part.
As a preferred embodiment, motor of the present invention is permanent magnetic direct current brushless motor.
As another preferred embodiment, the outer profile of side arm part of the present invention, after-frame part and fixed scroll is
Hexagonal structure, side arm part upper end inner circle seam allowance are connect with fixed scroll outer circle seam allowance, lower end inner circle seam allowance and after-frame part
Outer circle seam allowance connects；Around base bearing mounting hole, uniformly there are three ventilation holes on the connector；Side arm zero above connector
18 vertical oval ventilation holes are evenly distributed on the side wall of part.
There are six being uniformly arranged around supplementary bearing connecting hole as another preferred embodiment, on after-frame part of the present invention
Air admission hole, after-frame part top and bottom are correspondingly arranged on cyclic annular weight loss groove around supplementary bearing connecting hole, and air admission hole setting is subtracting
In Baking soda.
As another preferred embodiment, the fixed scroll and orbiter of the present invention back side is both provided with radiating rib plate；
The outer profile of the orbiter is circular configuration, and the upper bearing aperture and lower bearing aperture are three, are evenly distributed.
As another preferred embodiment, in fixed scroll of the present invention and the mutually matched scroll plate molded line of orbiter
The heart is biased with geometric center, and scroll plate molded line head end amendment adds linear structure using bicircular arcs.
Secondly, main balance weight of the present invention is semicircular structure；Secondary balance weight at semi-circular shape structure, by bolt with
Rotor is connected.
In addition, upper bearing (metal) of the present invention uses deep groove ball bearing, lower bearing that anti-rotation bearing, the anti-axis of rotation is used to contract
Upper bearing and lower bearing are included, axis spacer is provided between upper bearing and lower bearing, axis spacer is by spacer internals
It is formed with spacer outer member.
Advantageous effect of the present invention.
In screw compressor industry, present invention novelty uses external rotor electric machine as power source.Rotor case with
Fan blade integrated design, generated axial cooling wind when blade is rotated with rotor, after side arm part,
It can be directly used for cooling two scroll plates.In this way, the structure of outer rotor fan, generates the cooling wind of axis stream, is directly blown onto dynamic
Vortex pan bottom can effectively improve air-cooled effect.
It is provided with ventilation hole on the side wall on side arm part of the present invention top, is arranged from ventilation hole after top is got on wind direction below
Go out.
Product structure very simple of the present invention and again very rationally, major part is easy to Precision Machining and realizes complete machine
Precision assembly, product hermeticity and stability can be effectively ensured, work efficiency is high, using life, the longevity is long, manufacturing cost is low, and
Easy to maintenance, complete machine removes self-lubricating pad and hard wear-resistant pad（Self-lubricating pad and hard wear-resistant pad content can refer to Patent No.
201510280997.5 entitled：The patent content of " a kind of low compression ratio oil-free vortex air compressor assembly "）Outside again without
Any vulnerable part, again without any oil-containing component in addition to deep groove ball bearing.Such product can be widely applied to medical treatment, food, medicine
Product, chemical industry or the special industries field such as other.
Balance weight of the present invention is arranged one on the other, and small product size is small.
Side arm part of the present invention is structure as a whole；Structure is very simple, and is easy to casting and Precision Machining, of low cost.
Description of the drawings
The present invention will be further described with reference to the accompanying drawings and detailed description.The scope of the present invention not only limits to
In the statement of the following contents.
Fig. 1 is the first scroll compressor assembly structural schematic diagram of the invention.
Fig. 2 is the first scroll compressor assembly fixed scroll inside structure schematic diagram of the invention.
Fig. 3 is the first scroll compressor assembly fixed scroll structure schematic diagram of the invention.
Fig. 4 is the first scroll compressor assembly orbiter inside structure schematic diagram of the invention.
Fig. 5 is the first scroll compressor assembly orbiter structure schematic diagram of the invention.
Fig. 6 is the first scroll compressor assembly side arm part vertical view of the invention.
Fig. 7 is the first scroll compressor assembly side arm part sectional view of the invention.
Fig. 8 is the first scroll compressor assembly after-frame part vertical view of the invention.
Fig. 9 is the first scroll compressor assembly after-frame part sectional view of the invention.
Figure 10 is the first scroll compressor assembly external rotor electric machine associated components vertical view of the invention.
Figure 11 is the first scroll compressor assembly external rotor electric machine associated components sectional view of the invention.
Figure 12 is the first scroll compressor assembly motor shaft vertical view of the invention.
Figure 13 is the first scroll compressor assembly motor shaft structure schematic diagram of the invention.
Figure 14 is the first scroll compressor assembly eccentric pin shaft vertical view of the invention.
Figure 15 is the first scroll compressor assembly eccentric pin shaft structural schematic diagram of the invention.
Figure 16 is the main balance block structure schematic diagram of the first scroll compressor assembly of the invention.
Figure 17 is the main balance weight sectional view of the first scroll compressor assembly of the invention.
Figure 18 is the first scroll compressor assembly pair balance block structure schematic diagram of the invention.
Figure 19 is the first scroll compressor assembly rotor case vertical view of the invention.
Figure 20 is the first scroll compressor assembly rotor case sectional view of the invention.
Figure 21 is the first scroll compressor assembly stator base vertical view of the invention.
Figure 22 is the first scroll compressor assembly stator base sectional view of the invention.
Figure 23 is the first scroll compressor assembly switching part vertical view of the invention.
Figure 24 is the first scroll compressor assembly switching part sectional view of the invention.
In Fig. 1~Figure 13,1 it is positioning press strip, 2 is fixed scroll, 3 is sealed bolster, 4 is orbiter, balances based on 5
Block, 6 be eccentric pin shaft, 7 be locking nut, 8 be sealing gland, 9 be deep groove ball bearing, 10 be side arm part, 11 be outside rotor
Shell, 12 be rotor, 13 be after-frame part, 14 be stator base, 15 be stator winding, 16 be switching part, 17 be motor
Axis, 18 be secondary balance weight, 19 be ventilation hole.
Figure 25 is second of scroll compressor assembly structural schematic diagram of the invention.
Figure 26 is second of scroll compressor assembly fixed scroll inside structure schematic diagram of the invention.
Figure 27 is second of scroll compressor assembly fixed scroll structure schematic diagram of the invention.
Figure 28 is second of scroll compressor assembly orbiter inside structure schematic diagram of the invention.
Figure 29 is second of scroll compressor assembly orbiter structure schematic diagram of the invention.
Figure 30 is second of scroll compressor assembly side arm part vertical view of the invention.
Figure 31 is second of scroll compressor assembly side arm part sectional view of the invention.
Figure 32 is second of scroll compressor assembly after-frame part vertical view of the invention.
Figure 33 is second of scroll compressor assembly after-frame part sectional view of the invention.
Figure 34 is second of scroll compressor assembly external rotor electric machine associated components vertical view of the invention.
Figure 35 is second of scroll compressor assembly external rotor electric machine associated components sectional view of the invention.
Figure 36 is second of scroll compressor assembly motor shaft vertical view of the invention.
Figure 37 is second of scroll compressor assembly motor shaft structure schematic diagram of the invention.
Figure 38 is second of scroll compressor assembly eccentric pin shaft vertical view of the invention.
Figure 39 is second of scroll compressor assembly eccentric pin shaft structural schematic diagram of the invention.
Figure 40 is the main balance block structure schematic diagram of second of scroll compressor assembly of the invention.
Figure 41 is the main balance weight sectional view of second of scroll compressor assembly of the invention.
Figure 42 is second of scroll compressor assembly pair balance block structure schematic diagram of the invention.
Figure 43 is second of scroll compressor assembly rotor case vertical view of the invention.
Figure 44 is second of scroll compressor assembly rotor case sectional view of the invention.
Figure 45 is second of scroll compressor assembly stator base vertical view of the invention.
Figure 46 is second of scroll compressor assembly stator base sectional view of the invention.
Figure 47 is second of scroll compressor assembly switching part vertical view of the present invention.
Figure 48 is second of scroll compressor assembly switching part sectional view of the present invention.
In Figure 25~Figure 48,1 it is positioning press strip, 2 is main balance weight, 3 is fixed scroll, 4 is sealed bolster, 5 is whirlpool
Capstan, 6 be eccentric pin shaft, 7 be deep groove ball bearing, 8 be side arm part, 9 be spacer internals, 10 be spacer outer member, 11 be locking
Nut, 12 be rotor case, 13 be rotor, 14 be after-frame part, 15 be secondary balance weight, 16 be switching part, 17 be electricity
Arbor, 18 be stator base, 19 be stator winding, 20 be ventilation hole.
Specific implementation mode
As shown, the first of the invention scroll compressor assembly includes fixed scroll, orbiter, side arm part, partially
Heart axis pin, motor, switching part, main balance weight and secondary balance weight, side arm part upper end are connect with fixed scroll, lower end and after-frame
Part connects；Venthole is provided in the middle part of fixed scroll, side is provided with air admission hole and upper bearing aperture；Orbiter periphery phase
Should upper bearing aperture be provided with lower bearing aperture, lower bearing aperture is connected by the lower end of lower bearing and eccentric pin shaft, and upper bearing aperture is logical
The upper end for crossing upper bearing (metal) and eccentric pin shaft connects.
Bearing hole is provided at orbiter center, bearing hole is by driving bearing and the eccentric shaft of motor shaft upper end to connect
It connects.
Supplementary bearing connecting hole is provided at after-frame inside parts center, supplementary bearing connection hole is provided with supplementary bearing, countershaft
It holds and is connect with motor shaft lower end；Supplementary bearing connecting hole is provided with air admission hole on after-frame part.
Motor is external rotor electric machine, and rotor case and the fan blade of motor are structure as a whole, on the inside of rotor case and electric
The magnetic pole of machine rotor permanent magnet connects.
The top centre bore of rotor case is connected with motor shaft interference fit；In the stator base of motor arrange copper wire around
Group, stator base inside are connected with switching part interference fit, and part of transferring is threadedly coupled with after-frame part.
Two concave grooves above and below having in side arm part, axial interposition are equipped with connector, and connector has base bearing at center
Mounting hole is provided with base bearing at base bearing mounting hole, and base bearing is connect with motor shaft top；Pacify around base bearing on connector
Dress hole is provided with ventilation hole；It is provided with ventilation hole on the side wall on side arm part top.
Main balance weight is provided on motor shaft above the base bearing, rotor lower end is provided with secondary balance weight.
The motor is arranged in the side arm part between the connector and after-frame part of side arm part.
Integrated design and processing can be used in motor shaft, can effectively improve processing efficiency and eccentric precision.
The motor is permanent magnetic direct current brushless motor.Permanent magnetic direct current brushless motor is selected, drive can be passed through
The control of dynamic device facilitates the rotating speed for changing motor, and then controls the pressure and flow of compressor, realizes stepping or parameter compensation etc.
Function.
The outer profile of the side arm part, after-frame part and fixed scroll is hexagonal structure, in side arm part upper end
Circle seam allowance is connect with fixed scroll outer circle seam allowance, and lower end inner circle seam allowance is connect with after-frame part outer circle seam allowance；On the connector
Around base bearing mounting hole, uniformly there are six ventilation holes；18 vertical ellipses are evenly distributed on the side wall on side arm part top
Ventilation hole.
It is uniformly arranged there are six air admission hole around supplementary bearing connecting hole on the after-frame part, after-frame part top and bottom
It is correspondingly arranged on cyclic annular weight loss groove around supplementary bearing connecting hole, air admission hole is arranged in weight loss groove.
The outer profile of side arm part is hexagonal structure design, inside has upper and lower two concave grooves, axial interposition to be equipped with company
Junctor, the center have base bearing mounting hole.The structure is suitble to compression casting and Precision Machining, of low cost.
The outer profile of after-frame part is also hexagonal structure design, is connected with side arm part by outer circle seam allowance, in internal
There is bearing connecting hole at the heart, passes through supplementary bearing and motor axis connection.The structure is suitble to be suitble to compression casting and Precision Machining, cost
It is cheap.
The fixed scroll and the orbiter back side are both provided with radiating rib plate；The upper bearing aperture of fixed scroll is three,
It is evenly distributed；The lower bearing aperture is three, is evenly distributed；The lower bearing aperture line of centres is isosceles triangle, isosceles three
Angled peak is in the Y-coordinate axle of orbiter geometric center.Dynamic and quiet two scroll plates pass through three pairs of eccentric pin shafts and locking
The connection of nut, it can be ensured that dynamic and quiet two scroll plates realize accurate engagement, stable connection, therefore are suitble to high pressure.
The molded line of the fixed scroll reduces half circumference than the molded line of orbiter, and the molded line of fixed scroll is passive
The molded line of scroll plate is surrounded, and the molded line head end of fixed scroll adds the correcting principle of straight line using bicircular arcs；The type of fixed scroll
The geometric center of fixed scroll disk body is compared at line center, and the pitch of a quarter is respectively deviated on X and Y-axis.
The geometric center of orbiter disk body is compared at the molded line center of orbiter, and four are respectively deviated on X and Y-axis
/ mono- pitch, offset direction are opposite with fixed scroll.
The eccentric pin shaft is the symmetrical structure that screw-threaded coupling is carried using two ends, and there are two right at in-between connector
The positioning plane of title.
The main balance weight uses the main balance weight of high-density copper alloy, the expansion of matrix semicircular in shape, radial symmetric position
Equipped with venthole；Secondary balance weight is connected at semi-circular shape structure, by bolt with rotor.The design makes winner's balance weight matter
The heart has approached the barycenter of orbiter to greatest extent, effectively reduces the quality and volume of main balance weight and rear end pair balance,
And then effectively optimize the mechanism of complete machine.
The lower bearing uses deep groove ball bearing.
The first scroll compressor assembly of the invention is very suitable for 3KG and the screw compressor of pressure above uses.
Second of scroll compressor assembly includes fixed scroll, orbiter, side arm part, eccentric pin shaft, motor, switching
Part, main balance weight and secondary balance weight, structural feature side arm part upper end are connect with fixed scroll 2, lower end and after-frame part
Connection；Venthole is provided in the middle part of fixed scroll, side is provided with air admission hole.
Side arm part axial upper position is provided with connector, there is base bearing mounting hole, base bearing peace at connector center
Dress is provided with base bearing at hole, and base bearing is connect with motor shaft top；Base bearing mounting hole is provided with ventilation on connector
Hole；It is provided with ventilation hole on the side wall of side arm part above connector.
Bearing hole is provided at orbiter center, bearing hole is by driving bearing and the eccentric shaft of motor shaft upper end to connect
It connects；Orbiter side is provided with upper bearing aperture；Connector periphery is provided with lower bearing aperture, lower bearing aperture corresponding to upper bearing aperture
It is connected by the lower end of lower bearing and eccentric pin shaft, upper bearing aperture is connected by the upper end of upper bearing (metal) and eccentric pin shaft.
Supplementary bearing connecting hole is provided at after-frame inside parts center, supplementary bearing connection hole is provided with supplementary bearing, countershaft
It holds and is connect with motor shaft lower end；Supplementary bearing connecting hole is provided with air admission hole on after-frame part.
Motor is external rotor electric machine, and rotor case and the fan blade of motor are structure as a whole, on the inside of rotor case and electric
The magnetic pole of machine rotor permanent magnet connects.
The top centre bore of rotor case is connected with motor shaft interference fit；In the stator base of motor arrange copper wire around
Group, stator base inside are connected with switching part interference fit, and part of transferring is threadedly coupled with after-frame part.
Main balance weight is provided on motor shaft above the base bearing, rotor lower end is provided with secondary balance weight.
The motor is arranged in the side arm part between the connector and after-frame part of side arm part.
The motor is permanent magnetic direct current brushless motor.Permanent magnetic direct current brushless motor is selected, drive can be passed through
The control of dynamic device facilitates the rotating speed for changing motor, and then controls the pressure and flow of compressor, realizes stepping or parameter compensation etc.
Function.
The outer profile of the side arm part, after-frame part and fixed scroll is hexagonal structure, in side arm part upper end
Circle seam allowance is connect with fixed scroll outer circle seam allowance, and lower end inner circle seam allowance is connect with after-frame part outer circle seam allowance；On the connector
Around base bearing mounting hole, uniformly there are three ventilation holes；It is evenly distributed 18 on the side wall of side arm part above connector
Vertical ellipse ventilation hole.
It is uniformly arranged there are six air admission hole around supplementary bearing connecting hole on the after-frame part, after-frame part top and bottom
It is correspondingly arranged on cyclic annular weight loss groove around supplementary bearing connecting hole, air admission hole is arranged in weight loss groove.
The fixed scroll and the orbiter back side are both provided with radiating rib plate；The outer profile of the orbiter is circle
Structure, the upper bearing aperture and lower bearing aperture are three, are evenly distributed.
Radiating rib plate on the orbiter is arranged at intervals on the periphery of the orbiter between adjacent upper bearing aperture, phase
Face the bar shaped radiating rib plate that setting five between upper bearing aperture is in outside diffusion type.
The fixed scroll is biased with orbiter mutually matched scroll plate molded line center and geometric center, vortex dish-type
The end of a thread end is corrected adds linear structure using bicircular arcs.
The main balance weight is semicircular structure；Secondary balance weight passes through bolt and rotor phase at semi-circular shape structure
Even.
The upper bearing (metal) uses deep groove ball bearing, lower bearing to use anti-rotation bearing, and the anti-axis of rotation, which is contracted, includes upper bearing
And lower bearing, axis spacer is provided between upper bearing and lower bearing, axis spacer is by spacer internals and spacer outer member
Composition.Using the structure of duplex bearing, double spacers, it can be ensured that anti-Self-rotation structure and orbiter are not easy to tilt at work, in turn
Improve the stability of product.
Second of scroll compressor assembly of the invention is very suitable for 3KG and the screw compressor of following pressures uses.
It is understood that above with respect to the specific descriptions of the present invention, it is merely to illustrate the present invention and is not limited to this
Technical solution described in inventive embodiments, it will be understood by those of ordinary skill in the art that, still the present invention can be carried out
Modification or equivalent replacement, to reach identical technique effect；As long as meet use needs, all protection scope of the present invention it
It is interior.
Claims (12)
1. a kind of scroll compressor assembly, including fixed scroll, orbiter, side arm part, eccentric pin shaft, motor, switching zero
Part, main balance weight and secondary balance weight, it is characterised in that side arm part upper end is connect with fixed scroll, and lower end connects with after-frame part
It connects；Venthole is provided in the middle part of fixed scroll, side is provided with air admission hole and upper bearing aperture；Orbiter periphery is corresponding to upper
Bearing hole is provided with lower bearing aperture, and lower bearing aperture is connected by the lower end of lower bearing and eccentric pin shaft, and upper bearing aperture passes through upper axis
It holds and is connect with the upper end of eccentric pin shaft；
Bearing hole, the eccentric axis connection that bearing hole passes through driving bearing and motor shaft upper end are provided at orbiter center；
Be provided with supplementary bearing connecting hole at after-frame inside parts center, supplementary bearing connection hole is provided with supplementary bearing, supplementary bearing with
Motor shaft lower end connects；Supplementary bearing connecting hole is provided with air admission hole on after-frame part；
Motor is external rotor electric machine, and rotor case and the fan blade of motor are structure as a whole, and is turned with motor on the inside of rotor case
The magnetic pole of sub- permanent magnet connects；
The top centre bore of rotor case is connected with motor shaft interference fit；Copper wire winding is arranged in the stator base of motor, it is fixed
It is connected with switching part interference fit on the inside of sub-base, switching part is threadedly coupled with after-frame part；
Two concave grooves above and below having in side arm part, axial interposition are equipped with connector, there is base bearing installation at connector center
Hole is provided with base bearing at base bearing mounting hole, and base bearing is connect with motor shaft top；Base bearing mounting hole is surrounded on connector
It is provided with ventilation hole；It is provided with ventilation hole on the side wall on side arm part top；
Main balance weight is provided on motor shaft above the base bearing, rotor lower end is provided with secondary balance weight；
The motor is arranged in the side arm part between the connector and after-frame part of side arm part；
The fixed scroll and the orbiter back side are both provided with radiating rib plate；The upper bearing aperture of fixed scroll is three, along week
To uniformly；The lower bearing aperture is three, is evenly distributed；The lower bearing aperture line of centres is isosceles triangle, isosceles triangle
Vertex is in the Y-coordinate axle of orbiter geometric center；
The molded line of the fixed scroll reduces half circumference than the molded line of orbiter, and the molded line of fixed scroll is by dynamic vortex
The molded line of disk is surrounded, and the molded line head end of fixed scroll adds the correcting principle of straight line using bicircular arcs；In the molded line of fixed scroll
The heart compares the geometric center of fixed scroll disk body, and the pitch of a quarter is respectively deviated on X and Y-axis；
The geometric center of orbiter disk body is compared at the molded line center of orbiter, respectively deviate four on X and Y-axis/
One pitch, offset direction are opposite with fixed scroll；
The eccentric pin shaft is the symmetrical structure that screw-threaded coupling is carried using two ends, and there are two symmetrical at in-between connector
Position plane；
It is provided with hole on connector between ventilation hole on connector and base bearing mounting hole, below the hole rotor case upper end
The hole is provided with hole.
2. a kind of scroll compressor assembly according to claim 1, it is characterised in that the motor is external rotor permanent magnet direct current
Brushless motor.
3. a kind of scroll compressor assembly according to claim 1, it is characterised in that the side arm part, after-frame part and quiet
The outer profile of scroll plate is hexagonal structure, and side arm part upper end inner circle seam allowance is connect with fixed scroll outer circle seam allowance, lower end
Inner circle seam allowance is connect with after-frame part outer circle seam allowance；Around base bearing mounting hole, uniformly there are six ventilation holes on the connector；
18 vertical oval ventilation holes are evenly distributed on the side wall on side arm part top.
4. a kind of scroll compressor assembly according to claim 1, it is characterised in that surround supplementary bearing on the after-frame part
Connecting hole is uniformly arranged there are six air admission hole, and after-frame part top and bottom are correspondingly arranged on ring-type around supplementary bearing connecting hole and subtract
Baking soda, air admission hole are arranged in weight loss groove.
5. a kind of scroll compressor assembly according to claim 1, it is characterised in that the main balance weight uses high-density copper
The main balance weight of alloy, the expansion of matrix semicircular in shape, radial symmetric position is equipped with venthole；Secondary balance weight is at semi-circular shape knot
Structure is connected by bolt with rotor.
6. a kind of scroll compressor assembly according to claim 1, it is characterised in that the lower bearing uses deep groove ball bearing.
7. a kind of scroll compressor assembly, including fixed scroll, orbiter, side arm part, eccentric pin shaft, motor, switching zero
Part, main balance weight and secondary balance weight, it is characterised in that side arm part upper end is connect with fixed scroll, and lower end connects with after-frame part
It connects；Venthole is provided in the middle part of fixed scroll, side is provided with air admission hole；
Side arm part axial upper position is provided with connector, there is base bearing mounting hole, base bearing mounting hole at connector center
Place is provided with base bearing, and base bearing is connect with motor shaft top；Base bearing mounting hole is provided with ventilation hole on connector；Even
It is provided with ventilation hole on the side wall of side arm part above junctor；
Bearing hole, the eccentric axis connection that bearing hole passes through driving bearing and motor shaft upper end are provided at orbiter center；It is dynamic
Scroll plate side is provided with upper bearing aperture；Connector periphery is provided with lower bearing aperture corresponding to upper bearing aperture, and lower bearing aperture passes through
The lower end of lower bearing and eccentric pin shaft connects, and upper bearing aperture is connected by the upper end of upper bearing (metal) and eccentric pin shaft；
Be provided with supplementary bearing connecting hole at after-frame inside parts center, supplementary bearing connection hole is provided with supplementary bearing, supplementary bearing with
Motor shaft lower end connects；Supplementary bearing connecting hole is provided with air admission hole on after-frame part；
Motor is external rotor electric machine, and rotor case and the fan blade of motor are structure as a whole, and is turned with motor on the inside of rotor case
The magnetic pole of sub- permanent magnet connects；
The top centre bore of rotor case is connected with motor shaft interference fit；Copper wire winding is arranged in the stator base of motor, it is fixed
It is connected with switching part interference fit on the inside of sub-base, switching part is threadedly coupled with after-frame part；
Main balance weight is provided on motor shaft above the base bearing, rotor lower end is provided with secondary balance weight；
The motor is arranged in the side arm part between the connector and after-frame part of side arm part；
It is uniformly arranged there are six air admission hole around supplementary bearing connecting hole on the after-frame part, after-frame part top and bottom surround
Supplementary bearing connecting hole is correspondingly arranged on cyclic annular weight loss groove, and air admission hole is arranged in weight loss groove；
The fixed scroll and the orbiter back side are both provided with radiating rib plate；The outer profile of the orbiter is round ties
Structure, the upper bearing aperture and lower bearing aperture are three, are evenly distributed；
Rotor case upper end is provided with hole around top centre bore.
8. a kind of scroll compressor assembly according to claim 7, it is characterised in that the motor is external rotor permanent magnet direct current
Brushless motor.
9. a kind of scroll compressor assembly according to claim 7, it is characterised in that the side arm part, after-frame part and quiet
The outer profile of scroll plate is hexagonal structure, and side arm part upper end inner circle seam allowance is connect with fixed scroll outer circle seam allowance, lower end
Inner circle seam allowance is connect with after-frame part outer circle seam allowance；Around base bearing mounting hole, uniformly there are three ventilation holes on the connector；
18 vertical oval ventilation holes are evenly distributed on the side wall of side arm part above connector.
10. a kind of scroll compressor assembly according to claim 7, it is characterised in that the fixed scroll and orbiter phase
The scroll plate molded line center mutually coordinated is biased with geometric center, and scroll plate molded line head end amendment adds linear structure using bicircular arcs.
11. a kind of scroll compressor assembly according to claim 7, it is characterised in that the main balance weight is semicircle ties
Structure；Secondary balance weight is connected at semi-circular shape structure, by bolt with rotor.
12. a kind of scroll compressor assembly according to claim 10, it is characterised in that the upper bearing (metal) uses deep-groove ball axis
Hold, lower bearing uses anti-rotation bearing, and the anti-axis of rotation, which is contracted, includes upper bearing and lower bearing, upper bearing and lower bearing it
Between be provided with axis spacer, axis is made of with spacer spacer internals and spacer outer member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610879668.7A CN106321431B (en) | 2016-10-09 | 2016-10-09 | A kind of scroll compressor assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610879668.7A CN106321431B (en) | 2016-10-09 | 2016-10-09 | A kind of scroll compressor assembly |
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| CN106321431A CN106321431A (en) | 2017-01-11 |
| CN106321431B true CN106321431B (en) | 2018-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107044416A (en) * | 2017-03-07 | 2017-08-15 | 无锡五洋川普涡旋科技有限公司 | A kind of water-cooled three stage compression oil-free vortex air compressor |
| CN112265423A (en) * | 2020-10-27 | 2021-01-26 | 南京迪升动力科技有限公司 | Vortex type air pressure suspension damping system for new energy automobile |
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|---|---|---|---|---|
| JP2004084653A (en) * | 2002-08-27 | 2004-03-18 | Lg Electronics Inc | Scroll compressor |
| JP2007132220A (en) * | 2005-11-08 | 2007-05-31 | Anest Iwata Corp | Scroll fluid machine |
| CN102345601A (en) * | 2011-05-19 | 2012-02-08 | 兰州理工大学 | Open type scroll compressor without oil lubrication |
| CN105402121A (en) * | 2015-12-30 | 2016-03-16 | 郭辰 | Ultra-silent oilless scroll air compressor assembly |
| CN105971876A (en) * | 2016-06-29 | 2016-09-28 | 浙江高领新能源科技有限公司 | Oil-free scroll air compressor and external rotor motor integrated machine |
| CN206159013U (en) * | 2016-10-09 | 2017-05-10 | 郭辰 | Scroll compressor assembly |
-
2016
- 2016-10-09 CN CN201610879668.7A patent/CN106321431B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004084653A (en) * | 2002-08-27 | 2004-03-18 | Lg Electronics Inc | Scroll compressor |
| JP2007132220A (en) * | 2005-11-08 | 2007-05-31 | Anest Iwata Corp | Scroll fluid machine |
| CN102345601A (en) * | 2011-05-19 | 2012-02-08 | 兰州理工大学 | Open type scroll compressor without oil lubrication |
| CN105402121A (en) * | 2015-12-30 | 2016-03-16 | 郭辰 | Ultra-silent oilless scroll air compressor assembly |
| CN105971876A (en) * | 2016-06-29 | 2016-09-28 | 浙江高领新能源科技有限公司 | Oil-free scroll air compressor and external rotor motor integrated machine |
| CN206159013U (en) * | 2016-10-09 | 2017-05-10 | 郭辰 | Scroll compressor assembly |
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| CN106321431A (en) | 2017-01-11 |
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