CN206159013U - Scroll compressor assembly - Google Patents
Scroll compressor assembly Download PDFInfo
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- CN206159013U CN206159013U CN201621105705.0U CN201621105705U CN206159013U CN 206159013 U CN206159013 U CN 206159013U CN 201621105705 U CN201621105705 U CN 201621105705U CN 206159013 U CN206159013 U CN 206159013U
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Abstract
The utility model provides a scroll compressor assembly belongs to compressor technical field, especially relates to a scroll compressor assembly. The utility model provides a scroll compressor assembly that the radiating effect is good, work efficiency is high, the product is small. The utility model discloses first kind of scroll compressor assembly includes stationary scroll, moves the vortex dish, side arm part, cam pin axle, motor, switching part, main balancing piece and vice balancing piece, and lower extreme and after -frame part connected are connected to its structural feature side arm part upper end with stationary scroll, stationary scroll's middle part is provided with the venthole, and the lateral part is provided with inlet port and upper bearing hole, move that vortex dish is peripheral to be provided with down the dead eye corresponding to the upper bearing hole, lower dead eye is through descending the bearing to be connected with the lower extreme of cam pin axle, and the upper bearing hole is passed through the upper bearing and is connected with the upper end of cam pin axle.
Description
Technical field
The utility model belongs to Compressor Technology field, more particularly to a kind of scroll compressor assembly.
Background technology
At present, screw compressor is actually rare on market, and its main cause is：Product cost is high, operating pressure is low,
Poor work stability.The weight of product, volume, life-span and stability are the important performance indications of screw compressor.
The content of the invention
The utility model is aiming at the problems referred to above, there is provided a kind of good heat dissipation effect, high working efficiency, small product size are little
Scroll compressor assembly.
For achieving the above object, the utility model adopts the following technical scheme that, the utility model the first screw compressor
Assembly 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 connected with fixed scroll, and lower end is connected with after-frame part；It is provided with the middle part of fixed scroll
Venthole, sidepiece is provided with air admission hole and upper bearing aperture；Orbiter periphery is provided with lower bearing aperture corresponding to upper bearing aperture, under
Dead eye is connected by lower bearing with the lower end of eccentric pin shaft, and upper bearing aperture is connected by upper bearing (metal) with the upper end of eccentric pin shaft.
Orbiter center is provided with dead eye, and dead eye is connected by driving bearing with the eccentric shaft of motor shaft upper end
Connect.
After-frame inside parts center is provided with supplementary bearing connecting hole, and supplementary bearing connection hole is provided with supplementary bearing, countershaft
Hold and be connected 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, with electricity on the inside of rotor case
The magnetic pole connection of machine rotor permanent magnet.
The top centre bore of rotor case is connected with motor shaft interference fit；In the stator base of motor arrange copper cash around
Group, stator base inner side is connected with switching part interference fit, and switching part is threadedly coupled with after-frame part.
There are upper and lower two concave grooves in side arm part, axial interposition is equipped with connector, and there is base bearing connector center
Installing hole, is provided with base bearing at base bearing installing hole, base bearing is connected with motor shaft top；Pacify around base bearing on connector
Dress hole is provided with air vent；Air vent is provided with the side wall on side arm part top.
Main balance weight is provided with 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 of side arm part and after-frame part.
Used as a kind of preferred version, motor described in the utility model is permanent magnetic direct current brushless motor.
As another kind of preferred version, the outline of side arm part described in the utility model, after-frame part and fixed scroll
Hexagonal structure is, side arm part upper end inner circle seam is connected with the cylindrical seam of fixed scroll, lower end inner circle seam and after-frame
The cylindrical seam connection of part；Six air vents are evenly equipped with the connector around base bearing installing hole；Side arm part top
18 vertical ellipse air vents are evenly distributed on the wall of side.
As another kind of preferred version, it is evenly arranged with around supplementary bearing connecting hole on after-frame part described in the utility model
Six air admission holes, after-frame part top and bottom are correspondingly arranged on ring-type lightening grooves around supplementary bearing connecting hole, and air admission hole is arranged
In lightening grooves.
Used as another kind of preferred version, fixed scroll described in the utility model and the orbiter back side are provided with radiating ribs
Plate；The upper bearing aperture of fixed scroll is three, is evenly distributed；The lower bearing aperture is three, is evenly distributed；Lower bearing aperture
The line of centres is isosceles triangle, and isosceles triangle summit is in the Y-coordinate axle of orbiter geometric center.
Used as another kind of preferred version, the molded line of fixed scroll described in the utility model reduces two than the molded line of orbiter
/ mono- circumference, the molded line of fixed scroll is surrounded by the molded line of orbiter, and the molded line head end of fixed scroll adopts bicircular arcs
Plus the correcting principle of straight line；The geometric center of fixed scroll disk body is compared at the molded line center of fixed scroll, on X and Y-axis each
The pitch of a quarter is offset respectively.
The geometric center of orbiter disk body is compared at the molded line center of orbiter, and each four are offset respectively on X and Y-axis
/ mono- pitch, offset direction is contrary with fixed scroll.
Used as another kind of preferred version, eccentric pin shaft described in the utility model is to carry the right of screw-threaded coupling using two ends
Claim structure, there are two symmetrical positioning planes at its intermediate connector.
Secondly, main balance weight described in the utility model adopts the main balance weight of high-density copper alloy, its matrix semicircular in shape exhibition
Open, radial symmetric position is provided with passage；Secondary balance weight is connected by bolt into semi-circular shape structure with rotor.
In addition, lower bearing described in the utility model adopts deep groove ball bearing.
Second scroll compressor assembly 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 connected with fixed scroll, and lower end connects with after-frame part
Connect；Venthole is provided with the middle part of fixed scroll, sidepiece is provided with air admission hole.
Side arm part axial upper position is provided with connector, and there are base bearing installing hole, base bearing peace in connector center
Dress is provided with base bearing at hole, and base bearing is connected with motor shaft top；Base bearing installing hole is provided with ventilation on connector
Hole；Air vent is provided with the side wall of the side arm part above connector.
Orbiter center is provided with dead eye, and dead eye is connected by driving bearing with the eccentric shaft of motor shaft upper end
Connect；Orbiter sidepiece 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 with the lower end of eccentric pin shaft by lower bearing, upper bearing aperture is connected by upper bearing (metal) with the upper end of eccentric pin shaft.
After-frame inside parts center is provided with supplementary bearing connecting hole, and supplementary bearing connection hole is provided with supplementary bearing, countershaft
Hold and be connected 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, with electricity on the inside of rotor case
The magnetic pole connection of machine rotor permanent magnet.
The top centre bore of rotor case is connected with motor shaft interference fit；In the stator base of motor arrange copper cash around
Group, stator base inner side is connected with switching part interference fit, and switching part is threadedly coupled with after-frame part.
Main balance weight is provided with 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 of side arm part and after-frame part.
Used as a kind of preferred version, motor described in the utility model is permanent magnetic direct current brushless motor.
As another kind of preferred version, the outline of side arm part described in the utility model, after-frame part and fixed scroll
Hexagonal structure is, side arm part upper end inner circle seam is connected with the cylindrical seam of fixed scroll, lower end inner circle seam and after-frame
The cylindrical seam connection of part；Three air vents are evenly equipped with the connector around base bearing installing hole；Before above connector
18 vertical ellipse air vents are evenly distributed on the side wall of frame part.
As another kind of preferred version, it is evenly arranged with around supplementary bearing connecting hole on after-frame part described in the utility model
Six air admission holes, after-frame part top and bottom are correspondingly arranged on ring-type lightening grooves around supplementary bearing connecting hole, and air admission hole is arranged
In lightening grooves.
Used as another kind of preferred version, fixed scroll described in the utility model and the orbiter back side are provided with radiating ribs
Plate；The outline of the orbiter is circular configuration, and the upper bearing aperture and lower bearing aperture are three, are evenly distributed.
As another kind of preferred version, the vortex dish-type that fixed scroll described in the utility model cooperates with orbiter
Line center biases with geometric center, and scroll plate molded line head end amendment adds linear structure using bicircular arcs.
Secondly, main balance weight described in the utility model is semicircular structure；Secondary balance weight into semi-circular shape structure, by spiral shell
Bolt is connected with rotor.
In addition, upper bearing (metal) described in the utility model adopts deep groove ball bearing, lower bearing to adopt anti-rotation bearing, the anti-axis of rotation
Contract and include upper bearing and lower bearing, axle spacer is provided between upper bearing and lower bearing, axle spacer is by spacer
Internals and spacer outer member are constituted.
The utility model beneficial effect.
In screw compressor industry, the employing external rotor electric machine of the utility model novelty is used as power source.Outside rotor
Shell and fan blade integrated design, blade axial cooling wind produced when rotating with rotor, through side arm zero
After part, can be directly used for cooling down two scroll plates.Thus, the structure of outer rotor fan, produces the cooling wind of axle stream, directly blow
To orbiter bottom, air-cooled effect can be effectively improved.
Air vent is provided with the side wall on the utility model side arm part top, is got on wind direction below behind top from ventilation
Discharge in hole.
The utility model product structure very simple and and very rationally, major part is easy to Precision Machining and realizes whole
The precision assembly of machine, product hermeticity and stability can be effectively ensured, high working efficiency, using life longevity length, manufacturing cost
Low and easy to maintenance, whole machine is except self-lubricating pad and hard wear-resistant pad（Self-lubricating pad and hard wear-resistant pad content can refer to Patent No.
201510280997.5, it is entitled：The patent content of " a kind of low compression ratio oil-free vortex air compressor assembly "）It is outer again without
Any vulnerable part, again without any oil-containing part in addition to deep groove ball bearing.Such product can be widely applied to medical treatment, food, medicine
Product, chemical industry or other etc. special industry field.
The utility model balance weight is arranged one on the other, and small product size is little.
The utility model side arm part is structure as a whole；Structure is very simple, and is easy to casting and Precision Machining, low cost
It is honest and clean.
Description of the drawings
The utility model is described further with reference to the accompanying drawings and detailed description.The utility model protection domain
It is not only limited to the statement of herein below.
Fig. 1 is the first scroll compressor assembly structural representation of the utility model.
Fig. 2 is the first scroll compressor assembly fixed scroll inside structure schematic diagram of the utility model.
Fig. 3 is the first scroll compressor assembly fixed scroll structure schematic diagram of the utility model.
Fig. 4 is the first scroll compressor assembly orbiter inside structure schematic diagram of the utility model.
Fig. 5 is the first scroll compressor assembly orbiter structure schematic diagram of the utility model.
Fig. 6 is the first scroll compressor assembly side arm part top view of the utility model.
Fig. 7 is the first scroll compressor assembly side arm part sectional view of the utility model.
Fig. 8 is the first scroll compressor assembly after-frame part top view of the utility model.
Fig. 9 is the first scroll compressor assembly after-frame part sectional view of the utility model.
Figure 10 is the first scroll compressor assembly external rotor electric machine associated components top view of the utility model.
Figure 11 is the first scroll compressor assembly external rotor electric machine associated components sectional view of the utility model.
Figure 12 is the first scroll compressor assembly motor shaft top view of the utility model.
Figure 13 is the first scroll compressor assembly motor shaft structure schematic diagram of the utility model.
Figure 14 is the first scroll compressor assembly eccentric pin shaft top view of the utility model.
Figure 15 is the first scroll compressor assembly eccentric pin shaft structural representation of the utility model.
Figure 16 is the main balance block structure schematic diagram of the utility model the first scroll compressor assembly.
Figure 17 is the main balance weight sectional view of the utility model the first scroll compressor assembly.
Figure 18 is the first scroll compressor assembly pair balance block structure schematic diagram of the utility model.
Figure 19 is the first scroll compressor assembly rotor case top view of the utility model.
Figure 20 is the first scroll compressor assembly rotor case sectional view of the utility model.
Figure 21 is the first scroll compressor assembly stator base top view of the utility model.
Figure 22 is the first scroll compressor assembly stator base sectional view of the utility model.
Figure 23 is the first scroll compressor assembly switching part top view of the utility model.
Figure 24 is the first scroll compressor assembly switching part sectional view of the utility model.
In Fig. 1～Figure 13,1 is fixed scroll, 3 is sealed bolster, 4 is orbiter, balances based on 5 for positioning press strip, 2
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 rotor outside
Shell, 12 be rotor, 13 be after-frame part, 14 be stator base, 15 be stator winding, 16 for switching part, 17 be motor
Axle, 18 are air vent for secondary balance weight, 19.
Figure 25 is second scroll compressor assembly structural representation of the utility model.
Figure 26 is second scroll compressor assembly fixed scroll inside structure schematic diagram of the utility model.
Figure 27 is second scroll compressor assembly fixed scroll structure schematic diagram of the utility model.
Figure 28 is second scroll compressor assembly orbiter inside structure schematic diagram of the utility model.
Figure 29 is second scroll compressor assembly orbiter structure schematic diagram of the utility model.
Figure 30 is second scroll compressor assembly side arm part top view of the utility model.
Figure 31 is second scroll compressor assembly side arm part sectional view of the utility model.
Figure 32 is second scroll compressor assembly after-frame part top view of the utility model.
Figure 33 is second scroll compressor assembly after-frame part sectional view of the utility model.
Figure 34 is second scroll compressor assembly external rotor electric machine associated components top view of the utility model.
Figure 35 is second scroll compressor assembly external rotor electric machine associated components sectional view of the utility model.
Figure 36 is second scroll compressor assembly motor shaft top view of the utility model.
Figure 37 is second scroll compressor assembly motor shaft structure schematic diagram of the utility model.
Figure 38 is second scroll compressor assembly eccentric pin shaft top view of the utility model.
Figure 39 is second scroll compressor assembly eccentric pin shaft structural representation of the utility model.
Figure 40 is the main balance block structure schematic diagram of second scroll compressor assembly of the utility model.
Figure 41 is the main balance weight sectional view of second scroll compressor assembly of the utility model.
Figure 42 is second scroll compressor assembly pair balance block structure schematic diagram of the utility model.
Figure 43 is second scroll compressor assembly rotor case top view of the utility model.
Figure 44 is second scroll compressor assembly rotor case sectional view of the utility model.
Figure 45 is second scroll compressor assembly stator base top view of the utility model.
Figure 46 is second scroll compressor assembly stator base sectional view of the utility model.
Figure 47 is second scroll compressor assembly switching part top view of the utility model.
Figure 48 is second scroll compressor assembly switching part sectional view of the utility model.
In Figure 25～Figure 48,1 be positioning press strip, balance weight based on 2,3 be fixed scroll, 4 be sealed bolster, 5 be dynamic 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 for locking
Nut, 12 be rotor case, 13 be rotor, 14 be after-frame part, 15 be electricity for switching part, 17 for secondary balance weight, 16
Arbor, 18 be stator base, 19 be stator winding, 20 be air vent.
Specific embodiment
As illustrated, the first scroll compressor assembly of the utility model includes fixed scroll, orbiter, side arm zero
Part, eccentric pin shaft, motor, switching part, main balance weight and secondary balance weight, side arm part upper end is connected with fixed scroll, lower end
It is connected with after-frame part；Venthole is provided with the middle part of fixed scroll, sidepiece 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 lower bearing with the lower end of eccentric pin shaft, upper axle
Bearing bore is connected by upper bearing (metal) with the upper end of eccentric pin shaft.
Orbiter center is provided with dead eye, and dead eye is connected by driving bearing with the eccentric shaft of motor shaft upper end
Connect.
After-frame inside parts center is provided with supplementary bearing connecting hole, and supplementary bearing connection hole is provided with supplementary bearing, countershaft
Hold and be connected 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, with electricity on the inside of rotor case
The magnetic pole connection of machine rotor permanent magnet.
The top centre bore of rotor case is connected with motor shaft interference fit；In the stator base of motor arrange copper cash around
Group, stator base inner side is connected with switching part interference fit, and switching part is threadedly coupled with after-frame part.
There are upper and lower two concave grooves in side arm part, axial interposition is equipped with connector, and there is base bearing connector center
Installing hole, is provided with base bearing at base bearing installing hole, base bearing is connected with motor shaft top；Pacify around base bearing on connector
Dress hole is provided with air vent；Air vent is provided with the side wall on side arm part top.
Main balance weight is provided with 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 of side arm part and after-frame part.
Motor shaft can effectively improve working (machining) efficiency and eccentric precision using integrated design and processing.
The motor is permanent magnetic direct current brushless motor.From permanent magnetic direct current brushless motor, can be by driving
The control of dynamic device, the convenient rotating speed for changing motor, and then the pressure and flow of compressor are controlled, realize stepping or parameter compensation etc.
Function.
The outline of the side arm part, after-frame part and fixed scroll is hexagonal structure, in side arm part upper end
Circle seam is connected with the cylindrical seam of fixed scroll, and lower end inner circle seam is connected with the cylindrical seam of after-frame part；On the connector
Six air vents are evenly equipped with around base bearing installing hole；18 vertical ellipses are evenly distributed on the side wall on side arm part top
Air vent.
Six air admission holes, after-frame part top and bottom are evenly arranged with the after-frame part around supplementary bearing connecting hole
Ring-type lightening grooves are correspondingly arranged on around supplementary bearing connecting hole, air admission hole is arranged in lightening grooves.
The outline of side arm part is hexagonal structure design, inside there is upper and lower two concave grooves, and axial interposition is equipped with company
Junctor, the center has base bearing installing hole.The structure is adapted to compression casting and Precision Machining, with low cost.
The outline of after-frame part is also hexagonal structure design, is connected with side arm part by cylindrical seam, in inside
There is bearing connecting hole at the heart, be connected with motor shaft by supplementary bearing.The suitable compression casting of the structure and Precision Machining, cost
It is cheap.
The fixed scroll and the orbiter back side are 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 be isosceles triangle, isosceles three
Angled peak is in the Y-coordinate axle of orbiter geometric center.Dynamic and quiet two scroll plates are by 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 adapted to high pressure.
The molded line of the fixed scroll reduces by 1/2nd 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, each offsets the pitch of a quarter respectively on X and Y-axis.
The geometric center of orbiter disk body is compared at the molded line center of orbiter, and each four are offset respectively on X and Y-axis
/ mono- pitch, offset direction is contrary with fixed scroll.
The eccentric pin shaft is the symmetrical structure that screw-threaded coupling is carried using two ends, have at its intermediate connector two it is right
The positioning plane of title.
The main balance weight adopts the main balance weight of high-density copper alloy, and its matrix semicircular in shape is launched, radial symmetric position
It is provided with passage；Secondary balance weight is connected by bolt into semi-circular shape structure with rotor.The design makes winner's balance weight matter
The heart has been close to greatest extent the barycenter of orbiter, effectively reduces the quality and volume of the secondary balance of main balance weight and rear end,
Further effectively optimize the mechanism of whole machine.
The lower bearing adopts deep groove ball bearing.
The utility model the first scroll compressor assembly is especially suitable for 3KG and the screw compressor of pressure above is used.
Second scroll compressor assembly 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 connected with fixed scroll 2, lower end and after-frame part
Connection；Venthole is provided with the middle part of fixed scroll, sidepiece is provided with air admission hole.
Side arm part axial upper position is provided with connector, and there are base bearing installing hole, base bearing peace in connector center
Dress is provided with base bearing at hole, and base bearing is connected with motor shaft top；Base bearing installing hole is provided with ventilation on connector
Hole；Air vent is provided with the side wall of the side arm part above connector.
Orbiter center is provided with dead eye, and dead eye is connected by driving bearing with the eccentric shaft of motor shaft upper end
Connect；Orbiter sidepiece 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 with the lower end of eccentric pin shaft by lower bearing, upper bearing aperture is connected by upper bearing (metal) with the upper end of eccentric pin shaft.
After-frame inside parts center is provided with supplementary bearing connecting hole, and supplementary bearing connection hole is provided with supplementary bearing, countershaft
Hold and be connected 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, with electricity on the inside of rotor case
The magnetic pole connection of machine rotor permanent magnet.
The top centre bore of rotor case is connected with motor shaft interference fit；In the stator base of motor arrange copper cash around
Group, stator base inner side is connected with switching part interference fit, and switching part is threadedly coupled with after-frame part.
Main balance weight is provided with 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 of side arm part and after-frame part.
The motor is permanent magnetic direct current brushless motor.From permanent magnetic direct current brushless motor, can be by driving
The control of dynamic device, the convenient rotating speed for changing motor, and then the pressure and flow of compressor are controlled, realize stepping or parameter compensation etc.
Function.
The outline of the side arm part, after-frame part and fixed scroll is hexagonal structure, in side arm part upper end
Circle seam is connected with the cylindrical seam of fixed scroll, and lower end inner circle seam is connected with the cylindrical seam of after-frame part；On the connector
Three air vents are evenly equipped with around base bearing installing hole；18 are evenly distributed on the side wall of the side arm part above connector
Vertical ellipse air vent.
Six air admission holes, after-frame part top and bottom are evenly arranged with the after-frame part around supplementary bearing connecting hole
Ring-type lightening grooves are correspondingly arranged on around supplementary bearing connecting hole, air admission hole is arranged in lightening grooves.
The fixed scroll and the orbiter back side are provided with radiating rib plate；The outline 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 disposed on the periphery of the orbiter between adjacent upper bearing aperture, phase
Face between upper bearing aperture and five bar shaped radiating rib plates in outside diffusion type are set.
The scroll plate molded line center that the fixed scroll cooperates with orbiter biases with geometric center, vortex dish-type
The amendment of the end of a thread end adds linear structure using bicircular arcs.
The main balance weight is semicircular structure；Secondary balance weight into semi-circular shape structure, by bolt and rotor phase
Even.
The upper bearing (metal) adopts deep groove ball bearing, lower bearing to adopt anti-rotation bearing, the anti-axis of rotation to contract and include upper bearing
And lower bearing, axle spacer is provided between upper bearing and lower bearing, axle spacer is by spacer internals and spacer outer member
Composition.Using duplex bearing, the structure of double spacers, it can be ensured that anti-Self-rotation structure and orbiter are operationally difficult to incline, and then
Improve the stability of product.
Second scroll compressor assembly of the utility model is especially suitable for 3KG and the screw compressor of pressures below is used.
It is understood that above with respect to specific descriptions of the present utility model, be merely to illustrate the utility model and not
The technical scheme being limited to described by the utility model embodiment, it will be understood by those within the art that, still can be with
The utility model is modified or equivalent, to reach identical technique effect；As long as satisfaction uses needs, all in this reality
Within new protection domain.
Claims (17)
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 connected with fixed scroll, and lower end connects with after-frame part
Connect；Venthole is provided with the middle part of fixed scroll, sidepiece is provided with air admission hole and upper bearing aperture；Orbiter periphery is corresponding to upper
Dead eye is provided with lower bearing aperture, and lower bearing aperture is connected by lower bearing with the lower end of eccentric pin shaft, and upper bearing aperture is by upper axle
Hold and be connected with the upper end of eccentric pin shaft；
Orbiter center is provided with dead eye, and dead eye is connected by driving bearing with the eccentric shaft of motor shaft upper end；
After-frame inside parts center is provided with supplementary bearing connecting hole, and 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 rotor case inner side turns with motor
The magnetic pole connection of sub- permanent magnet；
The top centre bore of rotor case is connected with motor shaft interference fit；Copper cash winding is arranged in the stator base of motor, it is fixed
Sub-base inner side is connected with switching part interference fit, and switching part is threadedly coupled with after-frame part；
There are upper and lower two concave grooves in side arm part, axial interposition is equipped with connector, and connector center has base bearing to install
Hole, is provided with base bearing at base bearing installing hole, base bearing is connected with motor shaft top；Base bearing installing hole is surrounded on connector
It is provided with air vent；Air vent is provided with the side wall on side arm part top；
Main balance weight is provided with 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 of side arm part and after-frame part.
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 electric machine.
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 outline of scroll plate is hexagonal structure, and side arm part upper end inner circle seam is connected with the cylindrical seam of fixed scroll, lower end
Inner circle seam is connected with the cylindrical seam of after-frame part；Six air vents are evenly equipped with the connector around base bearing installing hole；
18 vertical ellipse air vents 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 supplementary bearing is surrounded on the after-frame part
Connecting hole is evenly arranged with six air admission holes, and after-frame part top and bottom are correspondingly arranged on ring-type and subtract around supplementary bearing connecting hole
Baking soda, air admission hole is arranged in lightening grooves.
5. a kind of scroll compressor assembly according to claim 1, it is characterised in that the fixed scroll and orbiter are carried on the back
Face is provided with radiating rib plate；The upper bearing aperture of fixed scroll is three, is evenly distributed；The lower bearing aperture is three, edge
It is circumferential uniform；The lower bearing aperture line of centres be isosceles triangle, Y-coordinate of the isosceles triangle summit in orbiter geometric center
On axle.
6. a kind of scroll compressor assembly according to claim 1, it is characterised in that the molded line of the fixed scroll is than dynamic whirlpool
The molded line of capstan reduces by 1/2nd circumference, and the molded line of fixed scroll is surrounded by the molded line of orbiter, the type of fixed scroll
The end of a thread end adds the correcting principle of straight line using bicircular arcs；Compare in the geometry of fixed scroll disk body at the molded line center of fixed scroll
The heart, each offsets respectively the pitch of a quarter on X and Y-axis；
The geometric center of orbiter disk body is compared at the molded line center of orbiter, on X and Y-axis each respectively skew four/
One pitch, offset direction is contrary with fixed scroll.
7. a kind of scroll compressor assembly according to claim 1, it is characterised in that the eccentric pin shaft is using two ends
The symmetrical structure of screw-threaded coupling is carried, there are two symmetrical positioning planes at its intermediate connector.
8. a kind of scroll compressor assembly according to claim 1, it is characterised in that the main balance weight adopts high-density copper
The main balance weight of alloy, its matrix semicircular in shape is launched, and radial symmetric position is provided with passage；Secondary balance weight is tied into semi-circular shape
Structure, is connected by bolt with rotor.
9. a kind of scroll compressor assembly according to claim 1, it is characterised in that the lower bearing adopts deep groove ball bearing.
10. 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 connected with fixed scroll, and lower end connects with after-frame part
Connect；Venthole is provided with the middle part of fixed scroll, sidepiece is provided with air admission hole；
Side arm part axial upper position is provided with connector, and there are base bearing installing hole, base bearing installing hole in connector center
Place is provided with base bearing, and base bearing is connected with motor shaft top；Base bearing installing hole is provided with air vent on connector；Even
Air vent is provided with the side wall of the side arm part above junctor；
Orbiter center is provided with dead eye, and dead eye is connected by driving bearing with the eccentric shaft of motor shaft upper end；It is dynamic
Scroll plate sidepiece 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
Lower bearing is connected with the lower end of eccentric pin shaft, and upper bearing aperture is connected by upper bearing (metal) with the upper end of eccentric pin shaft；
After-frame inside parts center is provided with supplementary bearing connecting hole, and 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 rotor case inner side turns with motor
The magnetic pole connection of sub- permanent magnet；
The top centre bore of rotor case is connected with motor shaft interference fit；Copper cash winding is arranged in the stator base of motor, it is fixed
Sub-base inner side is connected with switching part interference fit, and switching part is threadedly coupled with after-frame part；
Main balance weight is provided with 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 of side arm part and after-frame part.
11. a kind of scroll compressor assemblies according to claim 10, it is characterised in that the motor is that external rotor permanent magnet is straight
Stream brushless electric machine.
A kind of 12. scroll compressor assemblies according to claim 10, it is characterised in that the side arm part, after-frame part and
The outline of fixed scroll is hexagonal structure, and side arm part upper end inner circle seam is connected with the cylindrical seam of fixed scroll, under
End inner circle seam is connected with the cylindrical seam of after-frame part；Three ventilations are evenly equipped with the connector around base bearing installing hole
Hole；18 vertical ellipse air vents are evenly distributed on the side wall of the side arm part above connector.
13. a kind of scroll compressor assemblies according to claim 10, it is characterised in that countershaft is surrounded on the after-frame part
Hold connecting hole and be evenly arranged with six air admission holes, after-frame part top and bottom are correspondingly arranged on ring-type around supplementary bearing connecting hole
Lightening grooves, air admission hole is arranged in lightening grooves.
14. a kind of scroll compressor assemblies according to claim 10, it is characterised in that the fixed scroll and orbiter
The back side is provided with radiating rib plate；The outline of the orbiter is circular configuration, and the upper bearing aperture and lower bearing aperture are equal
For three, it is evenly distributed.
15. a kind of scroll compressor assemblies according to claim 10, it is characterised in that the fixed scroll and orbiter
The scroll plate molded line center for cooperating biases with geometric center, and scroll plate molded line head end amendment adds straight line to tie using bicircular arcs
Structure.
16. a kind of scroll compressor assemblies according to claim 10, it is characterised in that the main balance weight is semicircle knot
Structure；Secondary balance weight is connected by bolt into semi-circular shape structure with rotor.
17. a kind of scroll compressor assemblies according to claim 10, it is characterised in that the upper bearing (metal) adopts deep-groove ball axle
Hold, lower bearing adopts anti-rotation bearing, and the anti-axis of rotation contracts and include upper bearing and lower bearing, upper bearing and lower bearing it
Between be provided with axle spacer, axle spacer is made up of spacer internals and spacer outer member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621105705.0U CN206159013U (en) | 2016-10-09 | 2016-10-09 | Scroll compressor assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621105705.0U CN206159013U (en) | 2016-10-09 | 2016-10-09 | Scroll compressor assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206159013U true CN206159013U (en) | 2017-05-10 |
Family
ID=58652602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621105705.0U Active CN206159013U (en) | 2016-10-09 | 2016-10-09 | Scroll compressor assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206159013U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321431A (en) * | 2016-10-09 | 2017-01-11 | 郭辰 | Scroll compressor assembly |
-
2016
- 2016-10-09 CN CN201621105705.0U patent/CN206159013U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321431A (en) * | 2016-10-09 | 2017-01-11 | 郭辰 | Scroll compressor assembly |
| CN106321431B (en) * | 2016-10-09 | 2018-11-13 | 郭辰 | A kind of scroll compressor assembly |
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