CN101260884B

CN101260884B - Compressor

Info

Publication number: CN101260884B
Application number: CN2007100857062A
Authority: CN
Inventors: 朴圣云
Original assignee: LG Electronics Inc
Current assignee: LG Electronics Inc
Priority date: 2007-03-06
Filing date: 2007-03-06
Publication date: 2012-11-07
Anticipated expiration: 2027-03-06
Also published as: CN101260884A

Abstract

The invention discloses a compressor. In the compressor, a crankshaft utilizes the power generated by a motor to rotate; the motor consists of a stator and a rotor, wherein, the stator is born in a sealing container by an elastic element and the rotor rotates around the stator; in the crankshaft, a roller which is rotated in a compression chamber of a compressing device is arranged to be eccentric with a rotating center of the crankshaft; the roller is eccentrically rotated in the compressing device and connected with a vane to divide the compression chamber into two areas, and then working fluid is allowed to be sucked and compressed in the compression chamber and exhausted from the compression chamber. The fluidity loss of the working fluid and the friction in the compressing device are minimum, thereby the compression efficiency is improved; the working fluid does not affect the inside of the sealing container, and the working fluid is effectively compressed, so that the vibration of a frame is driven to be minimum and the operation noise of the compressor is reduced.

Description

Compressor

Technical field

The present invention relates to compressor, relate more specifically to working fluid is pressed into compression pressure and the compressor of compression pressure is provided in heat exchange circulation.

Background technique

Fig. 1 is the perspective exploded view according to the structure of the reciprocating hermetic compressor of existing technology.In Fig. 1, the profile of compressor is by container 1 and upper container 3 form down.Container 1 and upper container 3 are to form seal space therein under connecting.Inside in the sealing space is equipped with the parts that constitute compressor.Below following container 1, mounting plate 5 is installed.Mounting plate 5 is arranged on the position that compressor is installed.Container 1 is provided with many pipes 6 under running through, so that the inside that working fluid or the like is transferred to compressor is with outside.

Framework 7 is installed in the seal space.Below framework 7, stator 11 is installed, stator 11 is bearing in down on the lower surface of container 1 by the elastic element (not shown).In the inside of stator 11, rotor 12 is installed, make rotor 12 utilize and rotate with the mutual electromagnetic effect of stator 11.

Rotor 12 is connected with the center of bent axle 13 at rotor 12, makes rotor 12 with bent axle 13 rotations.Bent axle 13 vertically passes framework 7, and supporting frame 7 rotatably.Bent axle 13 is connected with the piston (not shown) through connecting rod 14, this piston the pressing chamber neutral line of the inside of cylinder 15 move back and forth.Therefore, the rotating force of rotor 12 is delivered to piston through bent axle 13 and connecting rod 14.Cylinder 15 and framework 7 whole formation.

At the leading end of the pressing chamber of cylinder 15, valve member and cap assembly 16 are installed together.Valve member Control work fluid flows the inside and outside of pressing chamber.Suction silencing apparatus 17 and cap assembly 16 are assembled to the entering valve side of valve member together.Suck the noise of silencing apparatus 17 reductions working fluid of suction, and working fluid is delivered to pressing chamber through valve member from the outside.Reference character 19 is a loop pipe.

In this reciprocal compressor of as above constructing; The working fluid of introducing from the outside of seal container through a pipe of managing in 6 gets into pressing chamber through sucking silencing apparatus 17 with valve member, and in pressing chamber by by the power-actuated Piston Compression of the rotation of rotor 12.The working fluid that in pressing chamber, compresses is discharged through valve member and cap assembly 16, discharges through a pipe of discharging silencing apparatus, loop pipe 19 and manage in 6 then.

Yet, have following problem according to the above-mentioned compressor of existing technology.

First problem is that working fluid is owing to the entering valve in the passage that is installed in working fluid meets with many flow resistances when working fluid flows through the inside that sucks silencing apparatus entering pressing chamber under the control of the entering valve of valve member.

Second problem is because in existing reciprocal compressor; The working fluid that in pressing chamber, compresses can not fully be expelled to the outside owing to be formed on the dead volume in the pressing chamber; When new entering stroke, remaining working fluid reexpands, thereby compression efficiency is reduced.

The 3rd problem is in existing reciprocal compressor, is installed in locational piston that the geometrical center with framework 7 departs from the ground to-and-fro motion of pressing chamber neutral line, makes the violent vibration of generation on framework 7.

The 4th problem is that bent axle 13, connecting rod 14 or the like are used for converting rotatablely moving of rotor 12 into straight line motion, makes to produce big frictional force on the whole wide zone between them, thereby causes lower work efficiency.

Summary of the invention

Therefore, structure the present invention occurs in the problems referred to above of the prior art with solution, the objective of the invention is to eliminate the loss of working fluid during sucking pressing chamber.

Another object of the present invention provides the compressor that does not have again expansion-loss.

Another purpose of the present invention is to use the friction in the compression set of compression working fluid minimum.

Another purpose of the present invention is the temperature that relatively is reduced in the working fluid that compresses in the pressing chamber.

Another purpose of the present invention is that the working fluid that allows in pressing chamber, to compress externally flows and do not enter the inner space of pressing chamber.

Another purpose of the present invention is to utilize elastic element, through the supporting portion absorbed oscillation and the impact of the parts that constitute compressor are installed.

In order to reach these purposes, provide compressor, this compressor comprises: seal container has seal space in the sealing container; Motor, this motor is bearing in the sealing space by elastic element, and has the stator and the rotor of mutual electromagnetic effect, produces driving force during with this rotor rotation of box lunch; And compression set; This compression set receives the driving force of this motor through bent axle; This bent axle pressure is assembled to this rotor and has the rotating center identical with this rotor, so that rotate with rotor, in the pressing chamber in being arranged on cylinder; This compression set has and is set to and eccentric roller of the rotating center of this bent axle and the blade that cooperatively interacts with this roller, and this roller and blade are divided into this pressing chamber two zones and compress this working fluid.

This compression set can comprise: main block bearing, this main block bearing rotatably supports this bent axle, wherein this stator of this motor be installed in this main block bearing below; This cylinder, this cylinder are installed on the main bearing, and wherein this pressing chamber is through the center of this cylinder; Auxiliary bearing, this auxiliary bearing is installed on this cylinder, thereby rotatably supports the upper end of this bent axle, and limits this pressing chamber with this cylinder and this main bearing;

This roller, this roller are arranged to the rotating center of this bent axle eccentric, and the outer surface of this roller contacts with compression working fluid with the internal surface of this pressing chamber continuously; With

The internal surface that this blade, this blade pass this pressing chamber stretches out contacting with this roller at its leading end, thus this pressing chamber at interval.

Can directly be delivered to this pressing chamber of this compression set through sucking silencing apparatus and supply tube through passing this working fluid that suction pipe that the sealing container installs carries from the outside.

This working fluid that in this pressing chamber of this compression set, compresses can be expelled to the discharge space under the control at expulsion valve, and this discharge space is limited the discharge cap that is installed on this auxiliary bearing.

Can be provided with connecting tube, make connecting tube be connected with this discharge space through this discharge cap, and be connected with discharge tube through the sealing container at its other end at the one of which end.

This bent axle can have oil duct along its interior section and outer surface, so that upwards suck the oil in the bottom of sealing container, and this oil is delivered to heating part and friction portion.

In another embodiment of the present invention, provide compressor, this compressor comprises: seal container has seal space in the sealing container; Motor, this motor is arranged in the sealing space, and has the stator and the rotor of mutual electromagnetic effect, so that produce driving force; And compression set, this compression set receives the driving force of this motor and compression working fluid in the pressing chamber in being arranged on cylinder through the bent axle with rotating center identical with this rotor; Suck silencing apparatus, this suction silencing apparatus will be delivered to this pressing chamber of this compression set from this working fluid that carry the outside of sealing container; And connecting tube, this connecting tube is received in this working fluid that compresses in this compression set, and this working fluid is delivered to the outside of sealing container.

This stator of this motor can be bearing in the sealing container by elastic element.

This stator can be fixed to the lower end of this compression set, makes this compression set supported by this elastic element of this stator of supporting basically.

This compression set can comprise: main bearing, and this main bearing rotatably supports this bent axle; This cylinder, this cylinder are installed on this main bearing, and this bent axle passes through the center of this cylinder through this pressing chamber wherein; Auxiliary bearing, this auxiliary bearing is installed on this cylinder, thereby rotatably supports the upper end of this bent axle, and limits this pressing chamber with this cylinder and this main bearing; Roller, this roller are arranged to this rotating center of this bent axle eccentric, and the outer surface of this roller contacts with compression working fluid with the internal surface of this pressing chamber continuously; And blade, this blade is stretched out so that pass the internal surface of this pressing chamber, thereby is contacted with this roller this pressing chamber is divided into two zones at its leading end by this elastic element supporting.

This pressing chamber of this cylinder can have inlet hole and tap hole in the both sides corresponding to this blade, so that allow working fluid to flow to the inside and outside of pressing chamber, wherein this inlet hole directly is connected with this suction silencing apparatus, and this tap hole is opened and closed by expulsion valve.

In another embodiment of the present invention, provide compressor, this compressor comprises: seal container has seal space in the sealing container; Motor, this motor is arranged in the sealing space, and has the stator and the rotor of mutual electromagnetic effect, so that produce driving force; And compression set; This compression set has rotation vortex, stationary scroll and cross slip ring; Wherein rotate vortex and stationary scroll driving force through this motor of bent axle reception; And compression working fluid when changing volume separately through the relative rotation between them, this bent axle has the rotating center identical with this rotor, and this cross slip ring utilizes this rotation vortex of rotating force rotation of this bent axle.

This working fluid that in this pressing chamber of this compression set, compresses can be expelled to discharges the space, and this discharge space is limited discharge cap in a side of compression set.

Description of drawings

The following detailed description of explanation in conjunction with the drawings will make above-mentioned and other purposes of the present invention, feature and advantage more obvious, wherein:

Fig. 1 is the perspective exploded view according to the structure of the reciprocal compressor of existing technology;

Fig. 2 is the sectional drawing of the internal structure of compressor according to a preferred embodiment of the invention;

Fig. 3 is the sectional drawing of the main structure of compression set according to an embodiment of the invention; With

Fig. 4 is the planimetric map on top that constitutes the auxiliary bearing of embodiments of the invention.

Embodiment

Hereinafter, the preferred embodiments of the present invention will be described with reference to the drawings.In below the specification and accompanying drawing, use identical reference character to represent same or analogous member, therefore will omit being repeated in this description of same or analogous member.

Fig. 2 is the sectional drawing of the internal structure of compressor according to a preferred embodiment of the invention, and Fig. 3 is the sectional drawing of the main structure of compression set according to an embodiment of the invention.

With reference to accompanying drawing, limit seal container 20 according to the profile of compressor of the present invention.Seal container 20 is made up of with upper container 22 following container 21, wherein descends container 21 formation its underparts, and upper container 22 constitutes its tops.Inside at seal container 20 is formed with seal space, and various parts are installed in the sealing space.

Below following container 21, mounting plate 24 is installed.Mounting plate 24 is used for compressor is fixed to certain location.Through seal container 20, suction pipe 26 is installed, discharge tube 28 is handled pipe 29 or the like.Suction pipe 28 is that the working fluid that in seal container, compresses is expelled to component external through it.Handle pipe 29 and be used for replenishing working fluid or the like.

Motor 30 provides the element of the power that is used for Driven Compressor.Motor 30 is made up of stator 31 and rotor 32.Stator 31 produces electromagnetic action to produce rotating force each other with rotor 32.Rotor 32 rotates with respect to stator.

Stator 31 is bearing in down in the container 21.That is stator 31 is installed in down in the container 21, makes support spring 35 between the lower end that remains on cap 34 and stator 31 on the two ends, and each cap 34 is arranged on down on the lower surface of container 21.When support spring 35 directly supported stator 31, in fact support spring 35 supported all stator 31, rotor 32 and the whirligig that will be described later.Support spring 35 is used for absorbing by stator 31, the main bearing 36 that will describe afterwards or the like caused vibration.

On stator 31, install by main bearing 36.Certainly, below main bearing 36, be fixed with stator, this stator by support spring 35 supportings, makes main spring 36 be bearing in the seal container 20 subsequently.The center of running through main bearing 36 is formed with through hole 37, makes through hole 37 pass through the axle supporting sleeve 38 that extends towards the bottom of main bearing 36 from the center.

Use description to the structure of the compression set of compression working fluid now.Yet main bearing 36 also is the parts of a part that constitute the pressing chamber 47 of compression set 40, because the relation of main bearing 36 and stator 31 has been described main bearing 36 in the above.

Bent axle 41 is rotatably installed through the through hole 37 of main bearing 36.Bent axle 41 is through axle supporting sleeve 38, and end pressure is assembled to rotor 32 under it.Therefore, through the rotation of rotor 332, bent axle 41 rotates with respect to main bearing with rotor 32 together.

Oil duct 42 forms along the interior section of bent axle 41 and the outer surface of a side.Oil duct 42 allows on the friction portion of inside that oil contents are dispersed in seal container 20 and top and bent axle 41 self, thereby cooling and lubricated the operation are provided.Below oil duct 42, be equipped with pumping installations 42 '.Pumping installations 42 ' utilize the rotation of bent axle 41 and rotating, thus oil pump is gone into oil duct 42.

Roller 43 is arranged on the top of bent axle 41, promptly in the part on the top that is equivalent to main bearing 36.The shape of roller 43 is similar with cylinder, and is mounted to the rotating center of bent axle 41 eccentric.The rotating center of the rotating center of bent axle 41 and roller 43 is parallel.

Cylinder 45 has pressing chamber 47, in pressing chamber 47, is furnished with roller 43.In pressing chamber 47, working fluid is by roller 43 compressions.In pressing chamber 47, be provided with blade 48, make blade 48 and roller 43 explicitly the inner space of pressing chamber 47 is divided into two zones.Blade 48 passes the inwall of pressing chamber 47 and charges into the inside of pressing chamber 47, thereby contacts with roller 43 at its leading end.Blade 48 is by leaf spring 48 ' supporting, makes its leading end contact roller 43.Cylinder 45 on position, have corresponding to the two ends of blade 48 inlet hole 49 and tap hole 49 '.Inlet hole 49 is that working fluid passes through the passage in its suction pressing chamber 47, tap hole 49 ' and be the part that is arranged on basically on the auxiliary bearing 50 that describes below.The working fluid of compression is discharged through tap hole 49 in pressing chamber 47.

Pressing chamber 47 vertically passes cylinder 45.Make its underpart covered by main bearing 36, its top is covered by auxiliary bearing 50.Auxiliary bearing 50 utilizes fixing bolt 51 to be connected to main bearing 36 and cylinder 45.Center through auxiliary bearing 50 be provided with supporting through hole 50 ', rotatably support on the top of supporting through hole 50 ' middle bent axle 41.

As shown in Figure 4, on the upper surface of auxiliary bearing 50, be provided with expulsion valve 52 make optionally ON/OFF tap holes 49 '.Expulsion valve 52 optionally shield tap hole 49 ', with the discharge of the working fluid that is controlled in the pressing chamber 47 compression.

On the top of auxiliary bearing 50, discharge cap 53 is installed discharges space 54 to limit.Discharging space 54 is interim storage spaces from the working fluid of pressing chamber 47 outflows.Discharge cap 53 utilizes fixing bolt 51 to be connected to auxiliary bearing 50.Pass discharge cap 53 connecting tube 55 is installed.Connecting tube 55 is connected between the inside and discharge tube 28 of discharging space 54, so that carry the working fluid of compression extremely outside.

Simultaneously, the working fluid that offers pressing chamber 47 is through sucking silencing apparatus 57.The working fluid of introducing compressor through suction pipe 26 from the outside is delivered to and sucks silencing apparatus 57.Suck silencing apparatus 57 and pass through direct inhalation type with suction pipe 26, inhalation type or the like is connected to each other indirectly.

Sucking silencing apparatus 57 allows working fluids to offer pressing chamber 47 with the optimum state and the influence that do not receive the internal environment of seal container 20.Suction silencing apparatus 57 and pressing chamber 47 are connected with each other logical through supply tube 58, working fluid offers pressing chamber 47 through this supply tube 58.Supply tube 58 has two ends, and an end is connected to and sucks silencing apparatus 57, and the other end is connected with inlet hole 49.

Hereinafter, with the operation that specifies like above-mentioned compressor of the present invention of constructing.

When the signal Driven Compressor is provided, motor 30 operations, the rotating force of motor 30 is delivered to compression set 40 with compression working fluid.In motor 30, rotor 32 is around stator 31 rotations.When rotor 32 rotation, the bent axle 41 that is press fit into rotor 32 rotates with rotor.When bent axle 41 rotations, roller 43 also rotates.

Roller 43 rotates in pressing chamber 47, and explicitly pressing chamber 47 is divided into two zones with blade 48, makes compression working fluid in a zone, in another zone, discharges working fluid.At this, in each zone, compression working fluid alternates with the discharge working fluid.Therefore, compression working fluid continuously.

At this moment, make working fluid provide to pressing chamber 47 through suction pipe 26, suction silencing apparatus 57, supply tube 58 and inlet hole 49.The working fluid of introducing in the pressing chamber 47 through this route compresses in a zone of pressing chamber 47, and this pressing chamber 47 is by the roller 43 of rotation and the contact between roller 43 and the blade 48 are divided into two zones via bent axle 41 rotations.In two zones that are divided into, alternately carry out compression.

The working fluid of compression is delivered to through tap hole 49 ' with discharge route and discharges space 54 in pressing chamber 47.Be delivered to the working fluid of discharging space 54 and be delivered to discharge tube 28, and be expelled to the outside of compressor through connecting tube 55.

Simultaneously, when bent axle 41 rotations, pumping installations 42 ' operation is to go into oil pump in the oil duct 42.The oil that pumps into oil duct 42 flows to arrive friction portion along oil duct 42.That is, be delivered to a part of infiltrate of the oil in the oil duct 42 and the gap between lubricated bent axle 41 and the axle supporting sleeve 38.

The oil content that upwards is sucked into the top of bent axle 41 through oil duct 42 is dispersed on heating part or the friction portion, thereby cooling and lubricated operation are provided.The oil that is delivered to heating part or friction portion falls downwards to the bottom of seal container 20 once more, then by pumping installations 42 ' be delivered to times without number oil duct 42.

Though reference implementation example of the present invention explanation the invention is not restricted to this, it can adopt the various kinds form to change and change.

For example, the structure of compression set 40 can be processed identical with the structure of scroll compressor.That is; It can be configured such that framework corresponding to main bearing 36 is provided with have the rotation scroll molded line rotation vortex of (scroll wrap), has the stationary scroll of stationary scroll molded lines and rotatablely moving of bent axle 41 is converted into the cross slip ring (oldhamring) that rotatablely moves of rotation vortex.

Aforesaid compressor of the present invention has following effect.

At first, working fluid through suction pipe, suck silencing apparatus, supply tube directly gets into pressing chamber, makes that the flow resistance of working fluid is less and produces mobile loss hardly.Therefore, can improve the efficient of compressor relatively.

Secondly, according to the characteristic element of compression set, the working fluid of compression almost entirely is expelled to the outside, and making does not have working fluid to be expanded in pressing chamber again.Therefore, the loss of compression efficiency that expands and cause owing to working fluid can not take place, the feasible efficient that can improve compressor relatively.

Once more, in the structure of compression set, roller and bent axle are whole to be formed, and makes working fluid in pressing chamber, directly compress.Particularly, roller rolls with the internal surface of pressing chamber and contacts, and makes that the frictional loss in the compression set is minimum.Therefore, can improve the efficient of compressor relatively.

Further; When working fluid is in pressing chamber is introduced in the outside; Working fluid does not contact with the internal environment of seal container, make the temperature of working fluid receive the influence of the internal environment of seal container hardly, and working fluid is delivered to pressing chamber with lower temperature.Therefore, the specific volume of introducing the working fluid in the pressing chamber is less, the feasible compression efficiency that can improve compressor.

Further; Compression and be not delivered to the inside of seal container from the working fluid that pressing chamber is discharged in pressing chamber; And be delivered to the outside through discharging space, connecting tube and discharge tube, wherein discharge space, connecting tube and discharge tube and separate separately from the inside of seal container.Therefore, the working fluid of the heat of compression has less influence to the inside of seal container.That is the temperature in the seal container can not raise much owing to the working fluid of compression.Therefore, prevent to introduce the rising of the temperature of the working fluid in the seal container, the feasible compression efficiency that can improve compressor from the outside.

Simultaneously, compression set, stator or the like are bearing in the seal container through elastic element.Therefore, operation caused vibration of compressor and noise are absorbed by elastic element, the feasible operation noise that can reduce compressor.

Though describe embodiment with reference to many illustrative embodiments, what it should be understood that is, those skilled in the art can design many other improvement and embodiment, and this improvement and embodiment belong within the spirit and scope of principle of the present disclosure.

More specifically, in the scope of the disclosure, accompanying drawing and appended claim, on the layout of the combined and arranged of component parts and/or subordinate, there are various changes and improvement.Except that component parts and/or the change and improvement of arranging, replacement is used also obvious to those skilled in the art.

Claims

1. a compressor comprises:

Seal container has seal space in the sealing container;

Motor, this motor is bearing in the said seal space by elastic element, and has the stator and the rotor of mutual electromagnetic effect, produces driving force when rotating with the said rotor of box lunch; With

Compression set; This compression set receives the driving force of said motor through bent axle, and this bent axle pressure is assembled to said rotor and has the rotating center identical with said rotor, so that rotate with rotor; In the pressing chamber in being arranged on cylinder; This compression set has and is set to and eccentric roller of the rotating center of said bent axle and the blade that cooperatively interacts with said roller, and this roller and blade are divided into said pressing chamber two zones and compress said working fluid

Wherein, said compression set comprises:

Main block bearing, this main block bearing rotatably supports said bent axle, the said stator of wherein said motor be installed in this main block bearing below;

Said cylinder, this cylinder are installed on the main bearing, and wherein said pressing chamber is through the center of said cylinder;

Auxiliary bearing, this auxiliary bearing is installed on the said cylinder, thereby rotatably supports the upper end of said bent axle, and limits said pressing chamber with said cylinder and said main bearing;

Said roller, this roller are arranged to the rotating center of said bent axle eccentric, and the outer surface of this roller contacts with compression working fluid with the internal surface of said pressing chamber continuously; With

The internal surface that said blade, this blade pass said pressing chamber stretches out contacting with said roller at its leading end, thus said pressing chamber at interval,

Wherein, the said working fluid of carrying from the outside through suction pipe directly is delivered to the said pressing chamber of said compression set through sucking silencing apparatus and supply tube, and said suction pipe passes said seal container and installs,

Wherein, Be used to provide the motor of power with Driven Compressor (30) to be installed in the bottom of seal container (20), the compression set (40) that is used for compression working fluid is installed in the top of seal container (20), and; Said supply tube (58) has two ends; One end is connected to and sucks silencing apparatus (57), and the other end is connected with inlet hole (49)

Wherein, be expelled under the control of said working fluid at expulsion valve of in the said pressing chamber of said compression set, compressing and discharge the space, this discharge space is limited by the discharge cap that is installed on the said auxiliary bearing of forming compression set, and

Wherein, be provided with connecting tube, make connecting tube be connected with said discharge space through said discharge cap, and be connected with discharge tube through said seal container at its other end at the one of which end.

2. compressor as claimed in claim 1, wherein, said bent axle has oil duct along its interior section and outer surface, so that upwards suck the oil in the bottom of said seal container, and this oil is delivered to heating part and friction portion.

3. a compressor comprises:

Seal container has seal space in the sealing container;

Motor, this motor is arranged in the said seal space, and has the stator and the rotor of mutual electromagnetic effect, so that produce driving force; With

Compression set, this compression set receives the driving force of said motor and compression working fluid in the pressing chamber in being arranged on cylinder through the bent axle with rotating center identical with said rotor;

Suck silencing apparatus, this suction silencing apparatus will be delivered to the said pressing chamber of said compression set from the said working fluid that carry the outside of said seal container; With

Connecting tube, this connecting tube are received in the said working fluid that compresses in the said compression set, and said working fluid is delivered to the outside of said seal container,

Wherein, said compression set comprises:

4. compressor as claimed in claim 3, wherein, the said stator of said motor is bearing in the said seal container by elastic element.

5. compressor as claimed in claim 4, wherein, said stator is fixed to the lower end of said compression set, makes said compression set supported by the said elastic element of the said stator of supporting basically.

6. compressor as claimed in claim 5; Wherein, The said pressing chamber of said cylinder has inlet hole and tap hole in the both sides corresponding to said blade; So that allow working fluid to flow to the inside and outside of pressing chamber, wherein said inlet hole directly is connected with said suction silencing apparatus, and said tap hole is opened and closed by expulsion valve.

7. compressor as claimed in claim 6, wherein, said bent axle has oil duct along its interior section and outer surface, so that upwards suck the oil in the bottom of said seal container, and this oil is delivered to heating part and friction portion.

8. a compressor comprises:

Seal container has seal space in the sealing container;

Compression set; This compression set has rotation vortex, stationary scroll and cross slip ring; Wherein rotate vortex and stationary scroll and receive the driving force of said motor through bent axle, and when changing volume separately through the relative rotation between them compression working fluid, this bent axle has the rotating center identical with said rotor; This cross slip ring utilizes the rotating force of said bent axle to rotate said rotation vortex

Wherein, the said working fluid that in the said pressing chamber of said compression set, compresses is expelled to discharges the space, and this discharge space is limited discharge cap in a side of compression set, and