CN109578274A - A kind of whirlpool disk, compression mechanism and screw compressor comprising the whirlpool disk - Google Patents
A kind of whirlpool disk, compression mechanism and screw compressor comprising the whirlpool disk Download PDFInfo
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- CN109578274A CN109578274A CN201811577598.5A CN201811577598A CN109578274A CN 109578274 A CN109578274 A CN 109578274A CN 201811577598 A CN201811577598 A CN 201811577598A CN 109578274 A CN109578274 A CN 109578274A
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- whirlpool disk
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- casing
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- 238000007906 compression Methods 0.000 title claims abstract description 36
- 230000006835 compression Effects 0.000 title claims abstract description 35
- 230000007246 mechanism Effects 0.000 title claims abstract description 16
- 239000003507 refrigerant Substances 0.000 claims description 30
- 238000007789 sealing Methods 0.000 claims description 10
- 230000006378 damage Effects 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 18
- 239000003921 oil Substances 0.000 description 11
- 238000001816 cooling Methods 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- 239000010687 lubricating oil Substances 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000001914 calming effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 206010008469 Chest discomfort Diseases 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 210000004262 dental pulp cavity Anatomy 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 230000003685 thermal hair damage Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- F04C18/0223—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 with symmetrical double wraps
-
- 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
- F04C18/0246—Details concerning the involute wraps or their base, e.g. geometry
- F04C18/0253—Details concerning the base
-
- 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
- F04C18/0246—Details concerning the involute wraps or their base, e.g. geometry
- F04C18/0253—Details concerning the base
- F04C18/0261—Details of the ports, e.g. location, number, geometry
-
- 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
- F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
- F04C27/001—Radial sealings for working 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
- 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
- F04C29/02—Lubrication; Lubricant separation
-
- 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
- F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
-
- 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
- F04C2240/30—Casings or housings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
Abstract
The present invention discloses a kind of whirlpool disk, including fixed scroll and movable orbiting scroll, fixed scroll front is equipped with fixed scroll scrollwork, fixed scroll front center position is equipped with perforative center exhaust outlet, the center exhaust ports at the fixed scroll back side are provided with seal chamber, and the first passage for high temperature and high pressure gas outflow is provided on fixed scroll side wall or seal chamber.Invention additionally discloses a kind of compression mechanism, including whirlpool disk and bracket, bracket includes main support and auxiliary stand, and fixed scroll is fixed on main support, and second channel corresponding with first passage is provided on main support side wall.A kind of screw compressor, including whirlpool disk, controller, bracket, drive system and casing is also disclosed in this programme；Main support periphery is connect with casing inner wall, and casing internal space is divided into the low-temp low-pressure chamber and high-temperature and high-pressure cavity of separation.Low-temp low-pressure chamber end can be placed the controller into this programme compressor, and controller overheat is avoided to cause the damage of electronic component；Compact overall structure, it is small in size.
Description
Technical field
The invention belongs to Compressor Technology fields, specifically, the present invention relates to a kind of whirlpool disks, the compression comprising the whirlpool disk
Mechanism and screw compressor.
Background technique
Screw compressor is mainly made of control section, motor part, compression section, and compression section is a pair of of whirlpool disk, whirlpool
The main compression process of rotation compressor is realized by whirlpool disk.In the prior art, a pair of of whirlpool disk by fixed scroll member (fixed scroll) and
Rotary vortex rotary part (movable orbiting scroll) intermeshing forms multiple compression spaces, and low-temp low-pressure enters from the refrigerant air inlet of fixed scroll
Compression space, and it is compacted into high temperature and high pressure gas under the rotation of movable orbiting scroll extruding, high temperature and high pressure gas is through in fixed scroll
Central exhaust port discharge.Since screw compressor internal high temperature high pressure gas and low temperature low pressure gas circulation path be not stringent
It distinguishes, therefore high temperature and high pressure gas is after the discharge of the central exhaust port of fixed scroll, it will be full of entire compressor temples, then again
It is discharged through exhaust pipe.Compressor electric motor, whirlpool disk is caused largely to be all located in high temperature and high pressure environment in this way, the disadvantage is that: control
Device causes the motor component of controller to be easy cause thermal damage close to high temperature and high pressure environment；Or use additional cooling device
Cooling controller, causing compressor, structure is complicated, occupies too many space, is not suitable for the confined space of automotive interior.
Therefore, research and develop now it is a kind of can be used in space hold is small, controller can effectively obtain cooling whirlpool disk, comprising should
The compression mechanism and screw compressor of whirlpool disk realize low-temp low-pressure refrigerant and high temperature and pressure gas while guaranteeing compression efficiency
Circulation path separation without mutual interference between body, guarantees air tight when the air inlet of low-temp low-pressure refrigerant, and when tonifying Qi does not collaborate.
Summary of the invention
The technical problem to be solved by the present invention is providing a kind of whirlpool disk, compression mechanism and scroll compression comprising the whirlpool disk
Machine, it is existing in the prior art corresponding to solve the problems, such as.
To achieve the goals above, the technical scheme adopted by the invention is as follows:
A kind of whirlpool disk, the whirlpool disk include fixed scroll and movable orbiting scroll, and the fixed scroll front is equipped with fixed scroll scrollwork, described
The positive center of fixed scroll is equipped with center exhaust outlet, and the center exhaust ports at the fixed scroll back side are provided with seal chamber,
The first passage for high temperature and high pressure gas outflow is provided on the fixed scroll side wall or the seal chamber.
In a preferred embodiment, the fixed scroll back side is fixedly installed high cover clamp, the high cover clamp with it is described
The seal chamber is formed between the fixed scroll back side.
It in a preferred embodiment, further include sealing ring, the sealing ring is set to the high cover clamp and described quiet
On the contact surface at the whirlpool disk back side.
In a preferred embodiment, it is separated by 100- with fixed scroll scrollwork end described in outmost turns on the fixed scroll front
200 ° of position offers refrigerant air inlet.When being arranged in this way, low-temp low-pressure cold media gas needs to move ahead after inlet channel entrance
100-200 ° of distance just can enter between fixed scroll and the scrollwork of movable orbiting scroll, is avoided that brings liquid lubricant into compression in this way
In space, while a part of oil molecule can be carried and play lubricating action.
In a preferred embodiment, the fixed scroll scrollwork terminal position setting on the fixed scroll front is step-like
Refrigerant air inlet, be provided with unidirectional spring valve in the refrigerant air inlet.
In a preferred embodiment, the whirlpool disk is Asymmetric Vortex disk, is provided with 2 tonifying Qi holes in the fixed scroll.
The present invention also provides a kind of compression mechanisms, and including above-mentioned any whirlpool disk and bracket, the bracket includes main branch
Frame and auxiliary stand, the fixed scroll are fixed on the main support, are provided on the main support side wall and the first passage
Corresponding second channel.
It is provided with blowdown pipe, the tonifying Qi pipe end is provided with 2 branched pipes with 2 tonifying Qi hole cooperations.
It further includes controller, bracket, driving that the present invention also provides a kind of screw compressors including above-mentioned compression mechanism
System and casing；The fixed scroll is fixed on the main support, and the main support periphery is connect with the casing inner wall, by institute
It states casing internal space and is divided into mutually separated low-temp low-pressure chamber and high-temperature and high-pressure cavity, be arranged on the casing of the low-temp low-pressure chamber
There is air inlet pipe, is provided with exhaust pipe on the casing of the high-temperature and high-pressure cavity.
In a preferred embodiment, 2 tonifying Qi holes are located at the same side of the horizontal axis of the compressor.
In a preferred embodiment, blowdown pipe, the blowdown pipe end are additionally provided on the casing of the low-temp low-pressure chamber
End is provided with 2 branched pipes with 2 tonifying Qi hole cooperations.
Advantageous effects acquired by technical solution of the present invention are:
1, seal chamber is arranged in whirlpool disk of the invention at the center venthole at the fixed scroll back side, in fixed scroll side wall or close
The first passage that flow out for high temperature and high pressure gas is set on envelope chamber, enter in this way whirlpool disk low temperature low pressure gas and compression after flow out
High temperature and high pressure gas it is mutually isolated, low-temperature refrigerant will not be heated by components such as motors, reduce inlet end refrigerant by machine
Electric bring nocuousness overheat, can significantly improve the refrigerating capacity and overall performance of air-conditioning system.
2, the screw compressor in the present invention, by the way that main support periphery and casing inner wall to be seamlessly connected, in fixed scroll
Heart exhaust ports are provided with seal chamber, and mutually separated low-temp low-pressure chamber and high-temperature and high-pressure cavity are divided into inside such compressor.It is low
Warm low-pressure gas enters the low-temp low-pressure chamber of compressor from air inlet pipe, and then the refrigerant air inlet Jing Guo fixed scroll enters whirlpool disk；
Low temperature low pressure gas becomes high temperature and high pressure gas after the compression of whirlpool disk, is expelled to seal chamber from the exhaust outlet of fixed scroll, then
Pass sequentially through the motor area that the second through-hole in first through hole and main support is circulated in casing.In this way, low-temp low-pressure
It is mutually isolated between gas and high temperature and high pressure gas, circulating pathway each other is not interfere with each other；Controller can be placed in
Low-temp low-pressure chamber end, the low-temp low-pressure refrigerant constantly to circulate can avoid controller overheat from causing electronics first with cooling controller
The damage of device；And horizontal type scroll compressor as far as possible reduce volume on the basis of, can guarantee higher compression efficiency and
Performance.
Detailed description of the invention
Fig. 1 is the positive schematic diagram of fixed scroll in embodiment；
Fig. 2 is the schematic diagram (hiding high cover clamp) at the fixed scroll back side in embodiment；
Fig. 3 is the schematic diagram of embodiment mesohigh cover board and sealing ring；
Fig. 4 is the schematic perspective view of movable orbiting scroll in embodiment；
Fig. 5 is the schematic perspective view of fixed scroll in another embodiment；
Fig. 6 is the positive schematic diagram of fixed scroll in Fig. 5；
Fig. 7 is cross-sectional view of Fig. 4 fixed scroll in the direction A-A (refrigerant air inlet is equipped with spring valve)；
Fig. 8 is the schematic perspective view of the spring valve of fixed scroll refrigerant air inlet in Fig. 5；
Fig. 9 is the schematic perspective view (hiding seal chamber) of whirlpool disk and main support assembly in another embodiment；
Figure 10 is the schematic diagram of the section structure of Fig. 9；
Figure 11 is the appearance diagram of another embodiment mesoscale eddies compressor；
Figure 12 is the longitudinal profile structure schematic (arrow signal gas flow direction) of Figure 11 mesoscale eddies compressor；
Appended drawing reference: 1- controller, 2- fixed scroll, the 2a- fixed scroll back side, 2b- fixed scroll scrollwork, 3- movable orbiting scroll, 3a- are dynamic
Whirlpool side surface, 3b- movable orbiting scroll scrollwork, 4- low-temp low-pressure chamber, 5- high-temperature and high-pressure cavity, 6- main support, 7- auxiliary stand, 8- motor, 9-
Round binding post, 10- terminal sleeve, 11- drive shaft, 12- seal chamber, 13- sealing ring, 14- high cover clamp, 15- first through hole,
The second through-hole of 16-, 17- refrigerant air inlet, the center 18- exhaust outlet, 19- tonifying Qi hole, 20- temperature monitor, 21- blowdown pipe, 22-
Exhaust pipe, 23- air inlet pipe, 24- compression space, 25- balance weight, 26- oil supplying hole, 27- third through-hole, 28- oil pump, 29- casing,
30- compression mechanism, 31- spring valve, 32- inlet channel, 33- safety valve, 34- discharge chamber.
Specific embodiment
Present invention will now be described in detail with reference to the accompanying drawings., the description of this part be only it is exemplary and explanatory, do not answer
There is any restriction effect to protection scope of the present invention.In addition, description of the those skilled in the art according to this document, it can be right
Feature in this document in embodiment and in different embodiments carries out the corresponding combination.
Embodiment 1
Whirlpool disk in the present embodiment includes fixed scroll and movable orbiting scroll, is with face relative to each other between fixed scroll and movable orbiting scroll
Front, the face that the two mutually deviates from are the back side.Referring to the stereochemical structure for illustrating movable orbiting scroll shown in Fig. 4, movable orbiting scroll 3 includes dynamic whirlpool
Side surface 3a and movable orbiting scroll scrollwork 3.The positive schematic diagram of fixed scroll in reference view 1, fixed scroll front are equipped with fixed scroll whirlpool
2b is rolled up, the positive center of fixed scroll is equipped with the center exhaust outlet 18 through entire fixed scroll.On fixed scroll front with it is outermost
The circle end fixed scroll scrollwork 2b is separated by 180 ° of position and offers a notch, forms refrigerant air inlet 17, refrigerant air inlet 17 with
The inlet channel 32 of fixed scroll is connected.When being arranged in this way, low-temp low-pressure cold media gas enters air inlet from refrigerant air inlet 17 and leads to
Behind road 32,180 ° of the distance of need to moving ahead just be can enter between fixed scroll and the scrollwork of movable orbiting scroll, and this avoid lubricate liquid
Oil is brought into compression space, while can be carried a part of oil molecule and be folded lubricating action to whirlpool.In other embodiments, cold
Matchmaker's air inlet 17 and the end outmost turns fixed scroll scrollwork 2b are separated by any angle within the scope of 100-200 °.
With continued reference to schematic diagram 1, as the improvement of the present embodiment, whirlpool disk is Asymmetric Vortex disk, is provided with 2 in fixed scroll
Tonifying Qi hole 19, tonifying Qi hole 19 are located between two circle fixed scroll scrollwork 2b, and a tonifying Qi hole 19 is close to outside fixed scroll scrollwork 2b,
Another tonifying Qi hole 19 is close to inside fixed scroll scrollwork 2b；It is offered on fixed scroll side wall through entire fixed scroll, for high temperature height
The first passage 15 of body of calming the anger outflow.
In another embodiment, whirlpool disk is symmetry whirlpool disk, then tonifying Qi hole is not provided in fixed scroll.
With continued reference to schematic diagram 2, central exhaust port 18,2 benefits of the visible perforation of fixed scroll back side 2a in the present embodiment
Stomata 19 and first through hole 15 positioned at fixed scroll side wall, fixed scroll emargintion form refrigerant air inlet 17.Join simultaneously
Signal sealing ring 13 shown in Fig. 3 and high cover clamp 14 are examined, sealing ring 13 is the rubber strip or polyurethane strips of similar annular, high pressure
Cover board 14 is bottom side openings, other face closures, the pentahedron structure that can resist high pressure.It offers and seals on the 2a of the fixed scroll back side
The shallow slot of 13 shapes cooperation is enclosed, then high cover clamp 14 is fixed on the fixed scroll back side by the fastenings such as bolt or fastener or sealant
On 2a, seal chamber is formed between high cover clamp 14 and fixed scroll back side 2a.It is contacted between high cover clamp 14 and fixed scroll back side 2a
Position be provided with sealing ring 13, can prevent edge joint position of the gas between high cover clamp 14 and fixed scroll back side 2a from leaking out, protect
Demonstrate,prove the leakproofness of seal chamber.Wherein, the open at one end of first through hole 15 is located in seal chamber.
The present embodiment also provides a kind of compression mechanism, and referring to Fig. 9 and Figure 10, high cover clamp and sealing are omitted in two figures
Circle.The compression mechanism of the present embodiment includes whirlpool disk and bracket, and wherein whirlpool disk includes fixed scroll and movable orbiting scroll, and bracket includes main support
And auxiliary stand.Fixed scroll 2 is provided with corresponding fixation hole with main support 6, and being inserted into fixation hole by fixing pieces such as bolts will be quiet
Whirlpool disk is fixed on main support 6.Movable orbiting scroll 3 is arranged between main support 6 and fixed scroll 2, between movable orbiting scroll 3 and main support 6
There are two being also symmetrical arranged anti-rotation mechanism (being not marked in figure).The second through-hole 16,2 side wall of fixed scroll are provided on main support 6
On be provided with first through hole 15, the position of first through hole 15 and the second through-hole 16 is corresponding.The scrollwork of fixed scroll 2 and movable orbiting scroll 3
Compression space 24 is formed between scrollwork.The end of main support 6 is provided with drive shaft and (is not drawn into) fixation hole, drive shaft one end in figure
It is connect after protruding into the fixation hole with movable orbiting scroll 3.In compression mechanism in the present embodiment, low temperature low pressure gas is from refrigerant air inlet
17 enter, and are continued into compression space 24 by inlet channel 32, then movable orbiting scroll 3 is by drive shaft and by anti-rotation mechanism system
About, movable orbiting scroll 3 makees the Plane Rotation of very little radius around 2 basic circle center of fixed scroll；Gas is bitten several composed by conjunction in whirlpool disk
It is gradually compressed into high temperature and high pressure gas in a crescent compression space 24, final high temperature high pressure gas is by 2 center of fixed scroll
Enter in the seal chamber of fixed scroll back side 2a after the continuous discharge of central exhaust port 18 and (is not drawn into figure).Due to first through hole 15
Open at one end to be located in seal chamber, the high temperature and high pressure gas in seal chamber enters first through hole 15, then enters back on main support 6
Second through-hole 16 corresponding with first through hole 15, finally drains into other regions.
A kind of horizontal type scroll compressor is also provided in the present embodiment, horizontal type scroll compressor shown in reference view 11
Appearance diagram, horizontal type scroll compressor are fixed on designated position by fixing seat (unmarked in figure), and specific structure includes: control
A pair of of whirlpool disk, bracket and drive system (not shown in Figure 11) inside device 1 processed, casing 29 and casing 29.Casing 29 leans on
The position of nearly controller 1 is provided with air inlet pipe 23 and blowdown pipe 21, and the other end of casing 29 is provided with exhaust pipe 22 and safety valve
33.Blowdown pipe 21 includes being connected to outside inlet end and an outlet end, wherein input end and compressor, and outlet end is divided into Liang Ge branch
Pipe.With reference to schematic diagram 1, after whirlpool disk is mounted on 29 inside of casing, 2 tonifying Qi holes 19 in fixed scroll are located at the cross of compressor
The same side of axis；Two branched pipes of 21 outlet end of blowdown pipe are correspondingly connected with 2 tonifying Qi holes 19 in fixed scroll 2 respectively.Cause
To be asymmetry whirlpool disk in the present embodiment, asymmetry whirlpool disk will form 180 ° of phase difference, in working condition, every
180 ° have a pressure difference, then the pressure being separated by between 180 ° of compression chamber is different, it is therefore desirable to which 2 tonifying Qi holes respectively correspond
Different compression chambers.When ambient temperature is too low, refrigerant mass fluxes can decline, and compressor is absorbed less than a certain amount of
Refrigerant can generate overcompression phenomenon in compression, therefore design tonifying Qi hole in compressor fixed scroll, be used for external environment temperature
Low-temp low-pressure cold media gas is supplemented in the case of heating when spending lower.
Referring to the diagrammatic cross-section of the horizontal type scroll compressor of schematic diagram 12, in the present embodiment, 6 periphery of main support and machine
29 inner wall of shell is achieved a fixed connection by laser welding, so that the inner space of casing 29 to be divided into mutually separated low-temp low-pressure
Chamber 4 and high-temperature and high-pressure cavity 5.Fixed scroll 2 is located at low-temp low-pressure chamber 4, is provided with air inlet pipe 23 on the casing 29 of low-temp low-pressure chamber 4；
Motor 8 is located at high-temperature and high-pressure cavity 5, is provided with exhaust pipe 22 on 29 end of casing of high-temperature and high-pressure cavity 5.In other embodiments,
The connection between main support 6 and 29 inside of casing can also be realized using other connection structures, only need to guarantee that gas will not be from master
It is revealed between 29 inner wall of bracket 6 and casing；For example annular strip is set on main support 6, in the corresponding position of casing 29
Install the card slot of cooperation, the strip of main support 6 need to be only caught in the card slot of 29 inner wall of casing by when installation.It is main in the present embodiment
Laser annular solder is used between bracket periphery and casing inner wall, main support 6 can not only be firmly fixed to casing 29
On inner wall, it may be that fixed scroll provides stable support in movable orbiting scroll rotation, reduce rocking in the whirlpool disk course of work.
With continued reference to schematic diagram 12, controller 1 is fixed on the casing 29 of 4 side of low-temp low-pressure chamber, one end of bracket and
Drive system is located at high-temperature and high-pressure cavity 5.Whirlpool disk includes fixed scroll 2 and movable orbiting scroll 3, and drive system includes motor 8, stator (in figure
It is unmarked), rotor (unmarked in figure) and drive shaft 11, bracket include main support 6 and auxiliary stand 7.Wherein, fixed scroll 2 is fixed
In 6 first end of main support, movable orbiting scroll 3 is mounted between main support 6 and fixed scroll 2.6 second end of main support and drive shaft 11 the
One end connection, 11 second end of drive shaft are connected on auxiliary stand 7 by bearing (unmarked in figure), and motor 8 passes through drive shaft 11
Drive rotor rotation.In order to eliminate the unbalance vibration of rotor-support-foundation system 10, two ends of rotor is respectively arranged with balance weight 25；Drive shaft
11 shaft core position is provided with oil supplying hole 26.
The working principle of the horizontal type scroll compressor of the present embodiment are as follows: the substantially gas that arrow is illustrated in reference view 12
Flow direction, the refrigerant of low-temp low-pressure enter in low-temp low-pressure chamber 4 from air inlet pipe 23, then by the refrigerant that is arranged in fixed scroll 2 into
Port 17 enters in the compression space 24 between fixed scroll 2 and movable orbiting scroll 3.Compression space 24 is the whirlpool of fixed scroll 2 and movable orbiting scroll 3
Volume engagement is formed, and motor 8 drives movable orbiting scroll 3 to surround the plane that very little radius is made at 2 basic circle center of fixed scroll by drive shaft 11
Rotation, the cold media gas are constantly squeezed the center movement towards fixed scroll 2 in compression space 24, are gradually compacted into height
Warm high pressure gas, high temperature and high pressure gas enter close from central row port 18 after being discharged in the center exhaust outlet 18 of fixed scroll 2
It seals in chamber 12, then passes through the second through-hole 16 on the first through hole 15 opened up on 2 side wall of fixed scroll and main support 6 and enter motor 8
In region namely high-temperature and high-pressure cavity 5, then high temperature and high pressure gas is discharged from exhaust pipe 22.
With continued reference to schematic diagram 12, as the improvement of the present embodiment, controller 1 further includes temperature monitor 20, temperature inspection
The one end for surveying instrument 20 is located in seal chamber 12, and the other end is connect with controller 1.In the present embodiment, temperature monitor is direct
Temperature sensor connected to the controller.Due to being high temperature and high pressure gas in seal chamber 12, setting temperature monitor can be real-time
Monitor the temperature for the high temperature and high pressure gas being discharged after being compressed by whirlpool disk from center exhaust outlet 18, detected temperature is not by electricity
The interference of the factors such as machine heating, pipeline cooling；Temperature signal is directly connected into compressor controller, and controller is according to real time temperature number
According to the accurate operation power for adjusting compressor avoids the excessively high brought security risk of compressor internal air temperature.
With continued reference to schematic diagram 12, as the improvement of the present embodiment, the controller 1 in the present embodiment is set to low-temp low-pressure
The end of the casing 29 of chamber 4, needs to connect by electric wire between controller 1 and motor 8, to realize control of the controller 1 to motor 8
System.The electric wire of motor 8 is stretched out from high-temperature and high-pressure cavity 5, passes sequentially through the second through-hole 16 on main support 6 and the in fixed scroll 2
One through-hole 15 enters in seal chamber 12；The end of seal chamber 12 is provided with terminal sleeve 10, and the electric wire and terminal sleeve 10 of motor 8 connect
It connects, and terminal sleeve 10 passes through round binding post 9 and connect with controller 1, setting in this way realizes between controller 1 and motor 8
Connection.
Referring to schematic diagram 12, as the improvement of the present embodiment, in the horizontal type scroll compressor of the present embodiment, auxiliary stand 7
It is fixed on casing 29, third through-hole 27 is provided on auxiliary stand 7.It is formd between auxiliary stand 7 and opposite casing 29 in this way
Discharge chamber 33, the high temperature and high pressure gas in high-temperature and high-pressure cavity 5 need to first pass through the third through-hole 27 on auxiliary stand 7 subsequently into exhaust
Chamber 33, then the compressor external world is discharged to by exhaust pipe 22.Oil pump is additionally provided with towards the side of discharge chamber 28 on auxiliary stand 7
28.Since there are lubricating oil for motor area, part tiny oil droplets can be carried when high temperature and high pressure gas passes through, in this way, high temperature
High pressure gas from third through-hole 27 flow out and enter exhaust pipe 22 during, part tiny oil droplets will be trapped in discharge chamber 33
In, the lubricating oil of accumulation is then pumped to by 8 region of motor by oil pump 28 again.In this way, the high temperature for reducing discharge is high
Body of calming the anger carries the amount of oil liquid, reduces the amount that lubricating oil is discharged to outside compressor, can guarantee the operation of compressor electric motor
Performance.
Embodiment 2
Whirlpool disk in the present embodiment is symmetry whirlpool disk, and difference exists in the fixed scroll structure and embodiment 1 in the present embodiment
In 1 tonifying Qi hole is not provided with or is only arranged in fixed scroll；It is not provided with first passage on the side wall of fixed scroll, on high cover clamp
It is provided with the first passage for high temperature and high pressure gas outflow.Through hole is opened up on such as side wall or back shroud of high cover clamp 14, is led to
Via hole connects a root canal road to form first passage；The other end of pipeline protrudes into high-temperature and high-pressure cavity, such as by by the another of pipeline
One end outside casing by entering back into high-temperature and high-pressure cavity.In this way, compressor inner cryogenic low pressure chamber and height can also be realized
Being separated from each other between warm high pressure chest.Second channel can be also not provided on main support, at this time seal chamber stretch out pipeline it is another
One end is directly protruding into high temperature and pressure cavity region；Also second channel can be set on main support side wall, the pipe that seal chamber stretches out at this time
The other end in road is connected with second channel on main support.
The working principle in compressor and embodiment 1 in the present embodiment is roughly the same, and the specific difference of gas flow exists
In: the high temperature and high pressure gas flowed out from the center exhaust outlet of fixed scroll enters high-temperature and high-pressure cavity by the first passage on seal chamber
Or first enter the second channel on main support subsequently into high-temperature and high-pressure cavity from first passage.
Embodiment 3
Whirlpool disk in the present embodiment is that asymmetry whirlpool disk is arranged on fixed scroll side wall referring to schematic diagram 5, Fig. 6 and Fig. 7
There is first passage 15.Fixed scroll front is equipped with fixed scroll scrollwork 2b, is inlet channel 32 between scrollwork 2b；It is among scrollwork 2b
Center exhaust outlet 18；Fixed scroll scrollwork 2b terminal position is provided with step-like refrigerant air inlet 17, place in refrigerant air inlet 17
It is provided with unidirectional spring valve 31；2 tonifying Qi holes 19 are provided between outermost scrollwork 2b and interlude scrollwork 2b.Referring to schematic diagram
8, one end of unidirectional spring valve is steel ball, and the other end is spring；Steel ball is placed in refrigerant air inlet 17, and the other end of spring is fixed
On main support 6.Setting unidirectional spring valve can guarantee that 17 air inlets of refrigerant air inlet are air tight, and the gas inside the disk of whirlpool will not
It is leaked out from by refrigerant air inlet 17.Setting can further increase the pressure of whirlpool disk to avoid gas leakage in the disk of whirlpool in this way
Contracting efficiency.
Although describing the present invention by reference to various embodiments above, but it is to be understood that of the invention not departing from
In the case where range, many changes and modifications can be carried out.Therefore, be intended to foregoing detailed description be considered as it is illustrative and
It is unrestricted, and it is to be understood that following following claims (including all equivalents) is intended to limit spirit and model of the invention
It encloses.The above embodiment is interpreted as being merely to illustrate the present invention rather than limit the scope of the invention.It is reading
After the content of record of the invention, technical staff can be made various changes or modifications the present invention, these equivalence changes and
Modification equally falls into the scope of the claims in the present invention.
Claims (10)
1. a kind of whirlpool disk, the whirlpool disk includes fixed scroll and movable orbiting scroll, which is characterized in that the fixed scroll front is equipped with fixed scroll
Scrollwork, the positive center of fixed scroll are equipped with center exhaust outlet, and the center exhaust ports at the fixed scroll back side are arranged
There is seal chamber, the first passage for high temperature and high pressure gas outflow is provided on the fixed scroll side wall or the seal chamber.
2. whirlpool disk as described in claim 1, which is characterized in that high cover clamp, the height is fixedly installed in the fixed scroll back side
The seal chamber is formed between cover clamp and the fixed scroll back side.
3. whirlpool disk as claimed in claim 2, which is characterized in that further include sealing ring, the sealing ring is set to the high pressure
On cover board and the contact surface at the fixed scroll back side.
4. whirlpool disk as claimed in any one of claims 1-3, which is characterized in that on the fixed scroll front and described in outmost turns
The position that fixed scroll scrollwork end is separated by 100-200 ° offers refrigerant air inlet.
5. whirlpool disk as claimed in any one of claims 1-3, which is characterized in that the fixed scroll on the fixed scroll front
Step-like refrigerant air inlet is arranged in scrollwork terminal position, is provided with unidirectional spring valve in the refrigerant air inlet.
6. whirlpool disk as described in claim 4 or 5, which is characterized in that the whirlpool disk is Asymmetric Vortex disk, is set in the fixed scroll
It is equipped with 2 tonifying Qi holes.
7. a kind of compression mechanism, which is characterized in that including whirlpool disk as claimed in any one of claims 1 to 6 and bracket, the branch
Frame includes main support and auxiliary stand, and the fixed scroll is fixed on the main support, is provided on the main support side wall and institute
State the corresponding second channel of first passage.
8. a kind of screw compressor, which is characterized in that including compression mechanism as claimed in claim 7, further include controller, drive
Dynamic system and casing, the main support periphery are connect with the casing inner wall, and the casing internal space is divided into and is mutually divided
Every low-temp low-pressure chamber and high-temperature and high-pressure cavity, be provided with air inlet pipe, the high-temperature and high-pressure cavity on the casing of the low-temp low-pressure chamber
Casing on be provided with exhaust pipe.
9. screw compressor as claimed in claim 8, which is characterized in that 2 tonifying Qi holes are located at the cross of the compressor
The same side of axis.
10. screw compressor as claimed in claim 9, which is characterized in that be additionally provided on the casing of the low-temp low-pressure chamber
Blowdown pipe, the tonifying Qi pipe end are provided with 2 branched pipes with 2 tonifying Qi hole cooperations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811577598.5A CN109578274A (en) | 2018-12-20 | 2018-12-20 | A kind of whirlpool disk, compression mechanism and screw compressor comprising the whirlpool disk |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811577598.5A CN109578274A (en) | 2018-12-20 | 2018-12-20 | A kind of whirlpool disk, compression mechanism and screw compressor comprising the whirlpool disk |
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| CN109578274A true CN109578274A (en) | 2019-04-05 |
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| CN201811577598.5A Pending CN109578274A (en) | 2018-12-20 | 2018-12-20 | A kind of whirlpool disk, compression mechanism and screw compressor comprising the whirlpool disk |
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| CN110985378A (en) * | 2019-12-19 | 2020-04-10 | 湖南华强电气股份有限公司 | Horizontal scroll compressor and vehicle-mounted air conditioner with oil way oil supply structure |
| CN110985379A (en) * | 2019-12-19 | 2020-04-10 | 湖南华强电气股份有限公司 | Horizontal scroll compressor with oil supply channel and vehicle-mounted air conditioning system |
| CN115419597A (en) * | 2022-09-29 | 2022-12-02 | 重庆建设车用空调器有限责任公司 | Take heat pump electric scroll compressor lid structure of tonifying qi passageway |
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