CN102575672A - Scroll fluidic device - Google Patents
Scroll fluidic device Download PDFInfo
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- CN102575672A CN102575672A CN2010800442045A CN201080044204A CN102575672A CN 102575672 A CN102575672 A CN 102575672A CN 2010800442045 A CN2010800442045 A CN 2010800442045A CN 201080044204 A CN201080044204 A CN 201080044204A CN 102575672 A CN102575672 A CN 102575672A
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- scroll
- fluid device
- scroll fluid
- screw winding
- shell
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
- F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
- F01C21/10—Outer members for co-operation with rotary pistons; Casings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0246—Details concerning the involute wraps or their base, e.g. geometry
- F04C18/0269—Details concerning the involute wraps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0246—Details concerning the involute wraps or their base, e.g. geometry
- F04C18/0269—Details concerning the involute wraps
- F04C18/0276—Different wall heights
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/0021—Systems for the equilibration of forces acting on the pump
- F04C29/0035—Equalization of pressure pulses
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/06—Silencing
- F04C29/065—Noise dampening volumes, e.g. muffler chambers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/06—Silencing
- F04C29/068—Silencing the silencing means being arranged inside the pump housing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/30—Casings or housings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
Provided is a scroll fluidic device that is capable of reducing suction pressure loss as well as suppressing discharge pulsations and reducing noise. The scroll fluidic device is characterized in that a stationary scroll member is integrally formed with a center housing on the inside of the center housing disposed between a front housing and a rear housing; the end face of the exterior shell of the center housing is positioned lower than the top of a scroll lap of the stationary scroll member, with an end plate of the stationary scroll member serving as a reference of the position in the height orientation; and a corridor-like space extending in the circumferential direction of the device, which is surrounded by an outer shell formed portion of the center housing, the inner surface of an outer shell of the front housing, the scroll lap of the stationary scroll member, and the end plate of a movable scroll member, is formed.
Description
Technical field
The present invention relates to the scroll fluid device of a kind of ability, relate in particular to the structure of the device case portion of this scroll fluid device as compressor or expander.
Background technique
Known have a following this scroll fluid device; On the end plate of static vortex disk member, be formed with screw winding portion, and on the end plate of movable orbiting scroll member, be formed with screw winding portion, be configured to make the angle of two screw winding portions to stagger each other and the local contact of sidepiece of two screw winding portions two whirlpools dish members; Make the movable orbiting scroll member under the state that rotation is obstructed on circular orbit revolution motion; With as compressor the time, making the airtight space that between two screw winding portions, forms is fluid slot (Japanese: fluid マ ケ Star ト) move to the center from the outer end of screw winding portion, as expander the time; The outside from central division end of fluid slot is moved; Thereby make the volume-variation of fluid slot, be accompanied by the volume-variation of fluid slot, make fluid compression or expansion in the incoming fluid groove.
In this scroll fluid device, especially scroll compressor; Hope very much to realize reducing suction pressure loss (for example patent documentation 1), reduce and discharge fluctuation and reduce noise (for example patent documentation 2); In addition, also hope can be implemented in miniaturization and (patent documentation 1,2) when being used for air conditioner for motor vehicle etc.
In patent documentation 1; Following structure is disclosed: in the shell of center that static vortex disk member and center shell is integrally formed; And the mode that links to each other with the inner peripheral surface of housing with the outer end with the screw winding portion of static vortex disk member is integrally formed to form big width portion, and the connection stream that suction chamber is communicated with fluid slot is set on this big width portion.In this structure, the position of the jacket end face of the center shell that engages with fore shell is presented axially in the high position of height than the screw winding portion of static vortex disk member, thereby the jacket of center shell constitutes the form that encases the static vortex disk member fully.
In patent documentation 2; Disclose following structure: the outer circumferential side of shell is provided with subshell at the center; Be provided with through being communicated with the second discharge chamber that stream is communicated with the first discharge chamber in the inboard of subshell,, fluctuate, reduce noise thereby realized suppressing discharge through on this second discharge chamber, exhaust port being set.
The existing technology document
Patent documentation
Patent documentation 1: No. 3144611 communique of Japanese Patent Laid
Patent documentation 2: No. 3206221 communique of Japanese Patent Laid
Summary of the invention
Invent technical problem to be solved
Fluctuation when in patent documentation 1, not providing as compressor reduces the enlightenment of element, and shows when fluctuation is discharged in reply, the structure after will the chamber of discharge improving in a manner described through other patent documentation 2.But, the position that can be in interference between the position that is provided with that is communicated with stream that provides in the position of the second discharge chamber at the outer circumferential side place of the center of the being located at shell that provides in the patent documentation 2 and the patent documentation 1, or be in approaching position.Therefore; If the volume that increases the second discharge chamber in the patent documentation 2 is to improve the words that suppress to discharge fluctuation, reduce the effect of noise; In patent documentation 1, the sectional area of being located at the connection stream of static vortex disk member can reduce, thereby produces undesirable suction pressure loss.Therefore, take into account through above-mentioned two technological schemes that realize to reduce the suction pressure loss and suppress to discharge fluctuation and reduce noise be difficulty very, and when realizing the compressor miniaturization and, also will take into account above-mentioned requirements difficulty more.
Therefore, be based on the problems referred to above, technical problem of the present invention is to provide a kind of can take into account the scroll fluid device that reduces the suction pressure loss and suppress to discharge fluctuation and reduce noise.
In addition; Technical problem of the present invention also is to provide a kind of scroll fluid device, and it has not only realized above-mentioned taking into account, also the miniaturization and of implement device ideally; And just can realize above-mentioned requirements, and can obtain stable and good product quality through simple architecture advances.
The technological scheme that the technical solution problem is adopted
For solving the problems of the technologies described above; Scroll fluid device of the present invention is formed with screw winding portion on the end plate of static vortex disk member; On the end plate of movable orbiting scroll member, be formed with screw winding portion; Be configured to make the angle of two screw winding portions to stagger each other and the local contact of sidewall of two screw winding portions two whirlpools dish members; Make above-mentioned movable orbiting scroll member under the state that rotation is obstructed on circular orbit revolution motion; Making the airtight space that between two screw winding portions, forms is that fluid slot moves to central part or outside from central division end from the outer end of screw winding portion, thereby makes the volume-variation of above-mentioned fluid slot, it is characterized in that; The inside of the center shell between fore shell that is disposed at the scroll fluid device and back cover is integrally formed with above-mentioned static vortex disk member and above-mentioned center shell; And the end plate with above-mentioned static vortex disk member is the position reference on the short transverse, is provided with the height at the endface position place of the jacket of above-mentioned center shell lower than the height of the screw winding portion of above-mentioned static vortex disk member, and forms gallery shape space; This gallery shape space forms the screw winding portion of the inner surface of outer cover of portion, above-mentioned fore shell, above-mentioned static vortex disk member by the jacket of above-mentioned center shell and the end plate of above-mentioned movable orbiting scroll member impales, and upwards extends in device week.Scroll fluid device of the present invention makes fluid slot when central part moves, constitute scroll compressor from the outer end, makes fluid slot when move the outside end of the central part of screw winding portion, constitute the eddy type expander.
In aforesaid scroll fluid device of the present invention; The height of the screw winding portion of the aspect ratio static vortex disk member at the jacket endface position place through making the center shell is low; Thereby as after state shown in each mode of execution, can be formed on device week upwardly extending gallery shape space efficiently in the position of the inner surface side of the end plate side of the movable orbiting scroll member in the outer circumferential side of the screw winding portion of static vortex disk member or fore shell.That is, the position of not noted fully before this can be formed on with installing all upwardly extending gallery shape space-efficients.Constitute at the scroll fluid device under the situation of scroll compressor; The half-way (through the position) of the stream of the suction fluid of above-mentioned gallery shape space between suction chamber and fluid slot, therefore, through forming suitable shapes; Just can help to reduce the suction pressure loss; And under the situation that constitutes the eddy type expander, the half-way (through the position) of the stream of the expansion fluid of above-mentioned gallery shape space between fluid slot and discharge chamber, therefore; Through forming suitable shapes, just can help to reduce the head pressure loss and reduce to discharge and fluctuate.In addition; Owing to effectively utilize the position of fore shell one side in the outer circumferential side of screw winding portion of static vortex disk member to form above-mentioned gallery shape space; Therefore; Can be at the position of the outer circumferential side and the back shell-side of the screw winding portion of leaning on the static vortex disk member with respect to above-mentioned gallery shape space (promptly lean on the position of back shell-side with respect to gallery shape space, and not can with gallery shape space form that the position interferes in the assembly axis different at different position and different that makes progress) locate to carry out various improvement.For example, of the back, can form the second discharge chamber efficiently at this position not making under the special situation about maximizing of compressor, thereby reduce and discharge fluctuation, reduce noise through forming this second discharge chamber.In addition, also can suitably reduce the wall of the center shell at (attenuate) above-mentioned position, the suitable meat portion that removes promptly also can be set, by this, can make the device miniaturization and efficiently.And, also can utilize this meat portion that removes to form the above-mentioned second discharge chamber.
In addition; In scroll fluid device of the present invention; Can form following structure: when the distance between the outer surface of the internal surface of the screw winding portion outer circumference end of above-mentioned movable orbiting scroll member and the screw winding portion of static vortex disk member on the other side is in maximum phase angle, satisfies as follows between the sectional area A2 of the cross-sectional area A 1 in above-mentioned gallery shape space and the port of being located at above-mentioned fore shell and concern:
A2/2＜A1＜A2
Between the screw winding portion of static vortex disk member and static vortex disk member, be formed with stagger the roughly a pair of fluid slot of 180 degree of phase angle; Suppose to suck fluid under the situation of inhalation port suction passage of the compressor in the incoming fluid groove of being located at fore shell considering via gallery shape space; If whenever revolving, imagination turns around; The suction stream cognition that flows into from inhalation port flows into respectively a pair of fluid slot; For fear of when flowing through gallery shape space, the suction pressure loss being increased because of fluid is compressed, comparatively it is desirable to, make the cross-sectional area A 1 in gallery shape space be more than 1/2 of sectional area A2 of inhalation port.In addition, owing to can not flow into each fluid slot above the fluid of the Fluid Volume that sucks from inhalation port, therefore, the cross-sectional area A 1 in gallery shape space is maximum so long as the size suitable with the sectional area A2 of inhalation port is just enough.Therefore, in the above-mentioned advantage of bringing obtaining to form gallery shape space, need not increase gallery shape space comes the whole small-sized light property of holding means meaninglessly, comparatively it is desirable to, and satisfies above-mentioned relation.Under the situation of eddy type expander, as long as the flow direction of fluid is reversed, above-mentioned preferred relation also is identical.
In addition, in scroll fluid device of the present invention, can form following structure: above-mentioned gallery shape space is all the time towards the suction chamber of the suction fluid that is positioned at an opposite side with the static vortex disk member across the end plate of movable orbiting scroll member or the discharge chamber opening of expansion fluid.In aforesaid structure, gallery shape space is all the time towards the suction chamber that sucks fluid or the discharge chamber opening of expansion fluid, therefore, can not occur betwixt under the situation of the bigger pressure loss and fluctuation fluid being moved, thereby can realize stable action.
In addition, can be the structure that on above-mentioned fore shell, is provided with directly towards the port in gallery shape space.In this structure, the fluid that for example sucks from inhalation port flows directly in the gallery shape space all the time, and in incoming fluid groove from here.Therefore, can form desirable suction path in all-the-time stable ground, thereby can carry out stable work.
In addition; In scroll fluid device of the present invention; Can form following structure: the outer surface side place of the jacket of shell at above-mentioned center, the screw winding portion that forms the static vortex disk member help make above-mentioned fluid slot volume-variation wall wall with form the concavity outer surface that is formed with jacket on the wall of the wall in above-mentioned gallery shape space with regulation wall thickness.In this structure, owing on the outer surface of the jacket of center shell, be adjacent to form the concavity outer surface with gallery shape space, therefore, can be to make equipment miniaturization, lightweight with the corresponding degree of this concavity outer surface.
Above-mentioned concavity outer surface is outside device, to open wide diametrically, but in scroll fluid device of the present invention, the space of bag type in also being provided with.For example; Can form following structure: the inner surface side place of the jacket of shell at above-mentioned center, the screw winding portion that forms above-mentioned static vortex disk member help to make be provided with between the wall of wall and the outer surface that forms above-mentioned jacket of wall of volume-variation of above-mentioned fluid slot that court's direction identical with the short transverse of the screw winding portion of above-mentioned static vortex disk member extend have the end except that meat portion.Through removing the inner surface side that meat portion is formed on the jacket of center shell with above-mentioned, thus can lightweight with above-mentioned except that the suitable amount of meat portion.In addition, through above-mentioned remove adopt in the meat portion below various forms, therefore, also can play various functions.
As the above-mentioned meat portion that removes, can adopt form towards above-mentioned back cover side opening.At this moment, space in the outside device that opens wide of device can be formed not directly, various functions can be played by this.
For example, under the situation of scroll compressor, can form following structure: the above-mentioned meat portion that removes forms the second discharge chamber that is communicated with through adjusting portion and the first discharge chamber that in above-mentioned back cover, forms (the discharge chamber of the fluid that compresses through screw winding portion).If on the path of discharging fluid, conjointly be pre-formed the above-mentioned second discharge chamber with the first discharge chamber; Then can make the second discharge chamber have pooling feature and erasure effect, thereby can obtain the effect that excellent reduction is discharged fluctuation, reduced noise the fluctuation of the fluid in the discharge path.
For example, under the situation of scroll compressor, can form following structure: the above-mentioned meat portion that removes forms the second discharge chamber that is communicated with through adjusting portion and the first discharge chamber that in above-mentioned back cover, forms (the discharge chamber of the fluid that compresses through screw winding portion).If on the path of discharging fluid, conjointly be pre-formed the above-mentioned second discharge chamber with the first discharge chamber; Then can make the second discharge chamber have pooling feature and erasure effect, thereby can obtain the effect that excellent reduction is discharged fluctuation, reduced noise the fluctuation of the fluid in the discharge path.
In addition, the structure of above-mentioned adjusting portion is not particularly limited, and for example can be formed above-mentioned adjusting portion by the opening portion profile to the inboard profile of the packing ring that seals between center shell and the back cover and the above-mentioned second discharge chamber.Through like this, need not increase special member for forming adjusting portion.
In addition, as stated, be provided with under the situation of meat portion of removing of back cover side opening, can forming following state: should be except that meat portion formation accumulator, this accumulator is communicated with the discharge chamber that in back cover, forms, and stores the indoor oil of this discharge.In this structure, can discharge indoor formation oil storage space in fact, and suitably be back to the drive portion of suction side, thereby can obtain desirable compressor lubrication state through the oil that makes storage.
In this case, comparatively it is desirable to, between above-mentioned accumulator and above-mentioned discharge chamber, filter is set.Through filter is set, just can prevent that foreign matter etc. from flowing into when oil return.In addition, comparatively it is desirable to, above-mentioned accumulator is communicated with through throttle orifice with above-mentioned gallery shape space.Because of existing, throttle orifice can guarantee suitable recirculating oil quantity.
In addition, as stated, be provided with under the situation of meat portion of removing of back cover side opening, also can adopting following structure: in back cover, be formed with and discharge chamber and suction chamber across partition, this suction chamber via above-mentioned remove meat portion and with above-mentioned gallery shape spatial communication.That is, form and identical space, the above-mentioned second discharge chamber through removing meat portion, but can be with position, above-mentioned space as a part that sucks the path.For example; In the time inhalation port need being set on back cover because of the restriction on the equipment disposition and discharging port etc. is effective structure; Even if in this case, also can gallery shape space be formed the useful space of losing as the suction pressure that is used to be reduced in before the fluid incoming fluid groove.
And, being provided with under the above-mentioned situation of meat portion of removing that the end arranged, also can adopt following form: remove the opposite side of court of meat portion promptly towards the fore shell side opening with back cover.At this moment; Since with the meat portion that removes of the above-mentioned adjacent formation in gallery shape space towards gallery shape space side opening; Therefore; Should remove meat portion and can be the structure with above-mentioned gallery shape spatial communication, thereby constitute fluid path, this fluid path removes the space that meat portion forms and constitutes with the gallery shape space that links to each other with this space by utilizing.In addition, in this case, can also adopt following structure: the above-mentioned meat portion that removes for upwards having suitable length in device week and extending makes this cross-section area that removes meat portion upwards change in device week.Through cross-section area was upwards suitably changed in device week; For example constituting, can make the suction fluid flow in the gallery shape space and make more swimmingly and suck fluid in the incoming fluid groove of gallery shape space by utilizing the fluid that constitutes except that meat portion space that forms and the gallery shape space that links to each other with this space to suck under the situation in path.In addition, change glibly, then also can further reduce the suction pressure loss through making cross-section area.And, owing on the shell of center, be provided with the meat portion that removes that the end is arranged, therefore, for example under the situation of scroll compressor, can the inhalation port that remove meat portion towards this be set at center shell (on the jacket of center shell) towards the fore shell side opening.
As stated; The structure of scroll fluid device of the present invention can be useful in any one in scroll compressor, the eddy type expander, and the demanding Vehicular air-conditioning apparatus that especially can be ideally suited for fluctuation, reduction noise and miniaturization and are discharged in the loss of minimizing suction pressure, reduction is with in the compressor.
The invention effect
As stated, according to scroll fluid device of the present invention, when using, can take into account and lower suction pressure loss and inhibition discharge fluctuation and reduce noise as compressor.In addition, singly not when using as compressor, even if when using, also can reduce the pressure loss of the outer circumference end perimeter of discharging side, especially movable side screw winding portion as expander.
In addition; Because the position of the jacket of not paying close attention to through effective utilization that comprises the center shell forms gallery shape space in the past, thereby can realize efficiently that above-mentioned this performance improves, therefore; Compare with the structure of above-mentioned existing technical scheme; Can be at the miniaturization and of realizing the center shell, and then when being the whole miniaturization and of device, realize desirable purpose.
In addition, as long as on the shell of center, form the concavity outer surface and remove meat portion, just can make the lightweight more of center shell.In addition, can each several part be constituted thin and uniform wall thickness, therefore, can make the center shell and then make the whole further lightweight of device because heavy section need not be set.In addition, passing through under the situation with the center casing forming such as casting, owing to be the structure that can form uniform wall thickness, therefore, can make the difficult generations of defective such as pore, thereby make quality bills of materials stable.
And the above-mentioned meat portion that removes can utilize the position as the various functions of performance, and it can help to suppress to discharge fluctuation and reduce noise, stable lubricated etc. because of forming oil storage space and oil being carried out to drive portion oil return stably.
Description of drawings
Fig. 1 (A) is the longitudinal section of the scroll fluid device of first embodiment of the invention, and Fig. 1 (B) is that Y-Y along Fig. 1 (A) is to the sectional elevation of looking.
Fig. 2 (A) is the longitudinal section of the scroll fluid device of second embodiment of the invention, and Fig. 2 (B) is that Y-Y along Fig. 2 (A) is to the sectional elevation of looking.
Fig. 3 (A) is the longitudinal section of the scroll fluid device of third embodiment of the invention, and Fig. 3 (B) is that Y-Y along Fig. 3 (A) is to the sectional elevation of looking.
Fig. 4 (A) is the longitudinal section of the scroll fluid device of four embodiment of the invention, and Fig. 4 (B) is that Y-Y along Fig. 4 (A) is to the sectional elevation of looking.
Fig. 5 (A) is the longitudinal section of the scroll fluid device of fifth embodiment of the invention, and Fig. 5 (B) is that Y-Y along Fig. 5 (A) is to the sectional elevation of looking.
Fig. 6 is the longitudinal section of the scroll fluid device of sixth embodiment of the invention.
Fig. 7 is the longitudinal section of the scroll fluid device of seventh embodiment of the invention.
Fig. 8 is the longitudinal section of the scroll fluid device of eighth embodiment of the invention.
Fig. 9 is the longitudinal section of the scroll fluid device of nineth embodiment of the invention.
Figure 10 (A) is the longitudinal section of the scroll fluid device of tenth embodiment of the invention, and Figure 10 (B) is that Y-Y along Figure 10 (A) is to the sectional elevation of looking.
Figure 11 is the longitudinal section of the scroll fluid device of eleventh embodiment of the invention.
Embodiment
Below, with reference to accompanying drawing mode of execution of the present invention is described.In addition, in the mode of execution below, the situation that the present invention is applied on the scroll compressor is described, but as stated, basically, the present invention also can use on the eddy type expander.
Fig. 1 shows the scroll compressor as the scroll fluid device of first embodiment of the invention.In scroll compressor shown in Figure 11, on the end plate 2a of static vortex disk member 2, be formed with the 2b of screw winding portion, on the end plate 3a of movable orbiting scroll 3, be formed with the 3b of screw winding portion.Two whirlpools dish member 2,3 is configured to make the angle of two 2b of screw winding portion, 3b to stagger each other and the local contact of sidewall of two 2b of screw winding portion, 3b.Movable orbiting scroll member 3 receives under the state that anti-rotation mechanism 4 stops revolution motion on circular orbit in rotation; Make in the airtight space that forms between two 2b of screw winding portion, the 3b is that fluid slot 5 (fluid slot that forms in pairs) moves (opposite as expander the time from the outer end of screw winding portion to central part; Be that move outside from central division end); Thereby the volume of fluid slot 5 is changed towards the direction of dwindling, by this fluid (for example refrigerant gas) in the outer end side inflow fluid slot 5 of screw winding portion is compressed.
The housing of compressor 1 by fore shell 6, back cover 7 and be configured in fore shell 6 and back cover 7 between center shell 8 constitute.In this mode of execution, above-mentioned suction fluid is imported into suction chamber 10 from the inhalation port 9 of being located at fore shell 6, and from here a part suck fluid via after state gallery shape space and flow in the above-mentioned fluid slot 5, for compression.Compressed fluid is expelled to via the tap hole 11 at the central part place of the end plate 2a that is located in static vortex disk member 2 in the discharge chamber 12 that in back cover 7, forms, and compressed from here fluid is discharged to the outside via discharging port 13.
The inside of the center shell 8 of configuration between fore shell 6 and back cover 7, static vortex disk member 2 is integrally formed with this center shell 8.Then, be the position reference on the short transverse with the end plate 2a of above-mentioned static vortex disk member 2, be lower with the height setting of the end face 8b position of the jacket 8a of center shell 8 than the height of the 2b of screw winding portion of static vortex disk member 2.Thus; Form gallery shape space 18; This gallery shape space 18 forms the internal surface of the shell 6a of portion, fore shell 6, the 2b of screw winding portion of static vortex disk member 2 and the end plate 3a of movable orbiting scroll member 3 by the jacket 8a of above-mentioned center shell 8 and surrounds, and upwards extends in device week.In this mode of execution, above-mentioned gallery shape space 18 is communicated with suction chamber 10, and this suction chamber 10 is positioned at the position with the opposite side of static vortex disk member 2 across the end plate 3a of movable orbiting scroll member 3.
In addition; In this mode of execution; The inner surface side place of the jacket 8a of shell 8 at the center; The 2b of screw winding portion that forms static vortex disk member 2 help make between the wall of wall and the outer surface that forms jacket 8a of wall of volume-variation of fluid slot 5, be provided with the wall portion 19 that removes that the end is arranged (Japanese: meat robber body portion) that court's direction identical with the short transverse of the 2b of screw winding portion of static vortex disk member 2 extended.In this mode of execution, the above-mentioned wall portion 19 that removes is towards back cover 7 side openings, and is communicated with discharge chambers 12 in being formed on back cover 7.
In the scroll compressor 1 that constitutes as stated; Because with the height setting of the end face 8b position of the jacket 8a of center shell 8 is lower than the height of the 2b of screw winding portion of static vortex disk 2; Therefore; Can effectively utilize the locational position of inner surface side outer circumferential side, fore shell 6 of the 2b of screw winding portion that is positioned at static vortex disk member 2, come to be formed on efficiently all upwardly extending gallery shapes of device space 18, this position was not noted before this fully.Through above-mentioned gallery shape space 18, just can make to suck fluid in suction chamber 10 incoming fluid grooves 5, because being positioned at, gallery shape space 18 sucks the path midway, therefore, can reduce the suction pressure loss.
In addition, upwards observe, utilize the part at position, center shell 8 place to form above-mentioned gallery shape space 18, therefore, utilize remaining position, just can adjacently with this gallery shape space 18 form as shown in the figure except that meat portion 19 from assembly axis.The above-mentioned meat portion 19 that removes existingly is provided with the structure that subshell is provided with the second discharge chamber and compares with above-mentioned, and the aggrandizement apparatus profile just can form especially.Therefore, compare, can realize miniaturization and reliably with above-mentioned existing structure.Through forming the meat portion 19 that removes of illustrated example, just can essence increase the volume of discharging chamber 12, therefore, can realize reducing and discharge fluctuation, can realize reducing noise by this.Moreover, by forming such a walled portion 19 in addition, to make the center thickness of the shell 8 does not require a thick wall portion in particular, which can achieve uniform thickness of each part, therefore, is molded by casting such a case the center casing (8) , but also to prevent the pores (Japanese: Casting Testis) defects, which can be realized in the manufacture of stable quality.
Fig. 2 shows the scroll compressor as the scroll fluid device of second embodiment of the invention.In scroll compressor shown in Figure 2 21, compare with scroll compressor 1 shown in Figure 1, the meat portion 23 that removes that the end is arranged that is formed at center shell 22 is towards fore shell 24 side openings.Mode to be communicated with the above-mentioned opening side that the meat portion 23 that removes at the end arranged forms gallery shape space 25.In addition; In this mode of execution; Be formed on the cross-section area that removes meat portion 23 that upwards has suitable length device week and extend and installing the structure that week upwards changes, for example, form the position shape darker of the big width that removes meat portion 23 among Fig. 2 (B) than the position of little width.Remove meat portion 23 and be communicated with the aspectant mode of opening portion with gallery shape space 25, therefore, the cross-section area that substantially forms gallery shape space 25 becomes big form, and is the form that the cross-section area in above-mentioned gallery shape space 25 upwards changed in device week.Other structure is identical with above-mentioned first mode of execution, therefore, and the identical symbol of symbol that marked among mark and Fig. 1 in Fig. 2, and omission explanation.
In the scroll compressor 21 that constitutes as stated, to compare with above-mentioned first mode of execution, the gallery shape space 25 that can suitably change via cross-section area more swimmingly will suck fluid and suck, thereby can realize further reducing the suction pressure loss.
Fig. 3 shows the scroll compressor as the scroll fluid device of third embodiment of the invention, its show center of the present invention shell, with the above-mentioned sectional area that removes the different lightweight forms of lightweight form that meat portion brings and gallery shape space and inhalation port between relation.In scroll compressor shown in Figure 3 31; Compare with scroll compressor 1 shown in Figure 1; Form following structure: the outer surface side place of the jacket 32a of shell 32 at the center; The 2b of screw winding portion that forms static vortex disk member 2 help make on wall 33a and the wall 33b that forms in the face of the wall in gallery shape space 18 of wall of volume-variation of fluid slot 5, form the concavity outer surface 34 of the jacket 32a with regulation wall thickness.In this structure, owing on the outer surface of the jacket 32a of center shell 32, be adjacent to form concavity outer surface 34 with gallery shape space 18, therefore, can be to make equipment miniaturization, lightweight with these concavity outer surface 34 corresponding degree.
In addition, utilize Fig. 3 that the preference relation between the sectional area of gallery shape space 18 among the present invention and inhalation port 9 is described.Promptly; When the distance between the outer surface of the 2b of screw winding portion of the internal surface of the outer circumference end of the 3b of screw winding portion of movable orbiting scroll member 3 and static vortex disk member 2 on the other side is in maximum position, phase angle; If the cross-section area in gallery shape space is made as A1; The sectional area of the inhalation port of being located at fore shell 69 is made as A2, then comparatively it is desirable to satisfy following relation:
A2/2＜A1＜A2
According to this structure, as stated, utilize the suitably gallery shape space 18 of size, just suction action smoothly can be guaranteed, thereby the suction pressure loss can be realized reducing.Owing to do not need to increase gallery shape space 18, therefore, can impel the whole miniaturization and of device meaninglessly.Other structure is identical with above-mentioned first mode of execution, therefore, and the identical symbol of symbol that marked among mark and Fig. 1 in Fig. 3, and omission explanation.
Fig. 4 shows the scroll compressor as the scroll fluid device of four embodiment of the invention.In scroll compressor shown in Figure 4 41, compare with scroll compressor 1 shown in Figure 1, on fore shell 42, be provided with direct inhalation port 44 towards gallery shape space 43.Symbol 42a among Fig. 4 (B) representes the interior week of fore shell 42.In said structure, the fluid that sucks from inhalation port 44 can flow directly in the gallery shape space 43 all the time, and from here in the incoming fluid groove 5, therefore, but all-the-time stable ground forms desirable suction path, thereby can carry out stable suction action.Other structure is identical with above-mentioned first mode of execution, therefore, and the identical symbol of symbol that marked among mark and Fig. 1 in Fig. 4, and omission explanation.
Fig. 5 shows the scroll compressor as the scroll fluid device of fifth embodiment of the invention.In scroll compressor shown in Figure 5 51; Compare with scroll compressor 41 shown in Figure 4; Form following structure: be provided with towards back cover 7 side openings and be communicated with the discharge chamber 12 that back cover 7 in, forms except that under the situation of meat portion 19; Make and remove meat portion 19 and be positioned at compressor 51 and be in the downside when posture is set, remove meat portion 19 and form accumulators 52, this accumulator 52 stores the oil of discharging in chambers 12.In addition, at accumulator 52 and discharge between the chamber 12 and be provided with filter 53, prevent that through filter 53 foreign matter from flowing into when the oil return.In addition, accumulator 52 is communicated with via throttle orifice 54 (aperture) with gallery shape space 18, through throttle orifice 54, makes the oil of appropriate amount get back to the suction side, especially get back to wherein drive portion.In said structure, can discharge in the chamber 12 essence under the situation that compressor is maximized and efficiently form oil storage space, thereby the oil that ability will store suitably be back to the drive portion of suction side, can obtain the lubricating status of desirable compressor thus.Other structure is identical with above-mentioned first mode of execution, therefore, and the identical symbol of symbol that marked among mark and Fig. 1 in Fig. 5, and omission explanation.
Fig. 6～Fig. 8 shows the scroll compressor as the scroll fluid device of sixth embodiment of the invention to the eight mode of executions.At Fig. 6 to the scroll compressor 61,71,81 shown in Figure 8; Be formed with the meat portion 62,72,82 that removes that the end is arranged, should remove meat portion 62,72,82 and form the second discharge chamber that is communicated with the first discharge chamber 63,73,83 that in back cover 7, forms (by the discharge chamber of the fluid of screw winding portion compression) via adjusting portion 64,74,84 towards back cover 7 side openings.Through in the path of discharging fluid, conjointly being pre-formed the above-mentioned second discharge chamber 62,72,82 with the first discharge chamber 63,73,83; Can make the second discharge chamber 62,72,82 have pooling feature and silencing function, thereby can obtain the effect that excellent reduction is discharged fluctuation, reduced noise the fluctuation of the fluid in the discharge path.
In scroll compressor shown in Figure 6 61, compressed fluid is expelled to the outside discharge port 65 of device is arranged on the center shell 66 from the second discharge chamber 62.In scroll compressor shown in Figure 7 71; 72 extended discharge ports 75 are arranged on the center shell 76 from the second discharge chamber; And above-mentioned adjusting portion 74 is by the inboard profile of the packing ring 77 that seals between center shell 76 and the back cover 7 and the opening portion profile of the second discharge chamber 72 are formed; By this, need not increase special member for forming adjusting portion 74.In scroll compressor shown in Figure 8 81, discharge port 85 and be not arranged on center shell 86 sides, and be arranged on back cover 7 sides, thereby can make the fluid that flows out from the second discharge chamber 82 be expelled to the outside from discharging port 85 via intercommunicating pore 87.Be configured in position where and can wait suitably according to the configuration surroundings of compressor, with the relation of other peripheral equipment and select discharging port.Other structure is identical with above-mentioned first mode of execution, therefore, and the identical symbol of symbol that marked among mark and Fig. 1 in Fig. 6～Fig. 8, and omission explanation.
Fig. 9 shows the scroll compressor as the scroll fluid device of nineth embodiment of the invention.In scroll compressor shown in Figure 9 91 towards the meat portion 19 that removes of back cover 7 side openings; Be not be as in scroll compressor shown in Figure 4 41 towards the meat portion 19 that removes of back cover 7 side openings as shown in Figure 4 be formed on back cover 7 in discharge chamber 12 be communicated with, but constitute the part in suction path.That is, in back cover 7, be formed with discharge chamber 12 and suction chamber 93 across partition 92, this suction chamber 93 is except that meat portion 19 and through being communicated with the structure that stream 94 is communicated with gallery shape space 18 via above-mentioned.On back cover 7, be provided with the inhalation port 95 that is communicated with suction chamber 93, and be provided with in other position and discharge the discharge port 96 that chamber 12 is communicated with.This structure especially because of with the relation of the configuration device of periphery need be effective being provided with under inhalation port 95 situation such on the back cover 7 simultaneously with discharging port 96.In this case, also can gallery shape space 18 be utilized as the useful space that is used to be reduced in fluid incoming fluid groove 5 suction pressure loss before.Other structure is identical with above-mentioned first mode of execution, therefore, and the identical symbol of symbol that marked among mark and Fig. 1 in Fig. 9, and omission explanation.
Figure 10 shows the scroll compressor as the scroll fluid device of tenth embodiment of the invention.The inner 23 formation conducts of removing of the end that have towards fore shell 25 1 side openings in the scroll compressor 21 shown in Figure 2 suck the part of path 102; But in scroll compressor shown in Figure 10 101; Center shell 103 is provided with inhalation port 104, this inhalation port 104 directly with by being communicated with in the suction space that forms except that meat portion 23.Through above-mentioned meat portion 23 and the gallery shape space 25 of removing, can form suction passage 102 efficiently.Like this, very big degrees of freedom is also arranged in the design of suction passage 102 forms.Other structure is identical with above-mentioned first mode of execution, therefore, and the identical symbol of symbol that marked among mark and Fig. 1 in Figure 10, and omission explanation.
Figure 11 shows the scroll compressor as the scroll fluid device of eleventh embodiment of the invention.Though scroll compressor 111 shown in Figure 11 has the structure identical with scroll compressor shown in Figure 3 31; But in the 11 mode of execution; The installation projection 112 that supplies compressor 111 to be attached to assigned position is configured in further from the position of clutch portion, in illustrated example for to be configured in further from the position of belt wheel 15.That is to say, can get belt wheel 15 and the distance setting of installing between the projection 112 bigger.On the contrary, also can establish L littler.Like this, also can consider that the situation in compressor 111 installings carries out freely designing.Other structure is identical with above-mentioned first mode of execution, therefore, and the identical symbol of symbol that marked among mark and Fig. 1 in Figure 11, and omission explanation.
Utilizability in the industry
The structure of scroll fluid device of the present invention can be useful in any one in scroll compressor, the eddy type expander basically, and the demanding Vehicular air-conditioning apparatus that especially can be ideally suited for fluctuation, reduction noise and miniaturization and are discharged in the loss of minimizing suction pressure, reduction is with in the compressor.
(symbol description)
1,21,31,41,51,61,71,81,91,101,111 scroll compressors as the scroll fluid device
2 static vortex disk members
The end plate of 2a static vortex disk member
The screw winding portion of 2b static vortex disk member
3 movable orbiting scroll members
The end plate of 3a movable orbiting scroll member
The screw winding portion of 3b movable orbiting scroll member
4 anti-rotation mechanisms
5 fluid slots
6,24,42 fore shells
7 back covers
8,22,32,66,76,86,103 center shells
The jacket of 8a, 32a center shell
The end face of the jacket of 8b center shell
9,44,95,104 inhalation ports
10,93 suction chambers
11 tap holes
13,65,75,85,96 discharge port
14 live axles
15 belt wheels
16 magnetic clutchs
17 crank mechanisms
18,25,43 gallery shape spaces
19,23,62,72,82 remove meat portion
33a, 33b wall
34 concavity outer surfaces
The interior week of 42a fore shell
52 accumulators
53 filters
54 throttle orifices
62,72,82 by removing the second discharge chamber that meat portion forms
63, discharge chambers 73,83 first
64,74,84 adjusting portions
77 packing rings
87 intercommunicating pores
92 partitions
94 access
102 suck path
112 install projection
Claims (20)
1. scroll fluid device; On the end plate of static vortex disk member, be formed with screw winding portion; On the end plate of movable orbiting scroll member, be formed with screw winding portion, be configured to make the angle of two screw winding portions to stagger each other and the local contact of sidewall of two screw winding portions two whirlpools dish members, make said movable orbiting scroll member under the state that rotation is obstructed on circular orbit revolution motion; Making the airtight space that between two screw winding portions, forms is that fluid slot moves to central part or outside from central division end from the outer end of screw winding portion; Thereby make the volume-variation of said fluid slot, it is characterized in that
The inside of the center shell between fore shell that is disposed at the scroll fluid device and back cover is integrally formed with said static vortex disk member and said center shell; And the end plate with said static vortex disk member is the position reference on the short transverse; Be provided with the height at the endface position place of the jacket of said center shell lower than the height of the screw winding portion of said static vortex disk member; And formation gallery shape space; This gallery shape space forms the screw winding portion of the inner surface of outer cover of portion, said fore shell, said static vortex disk member by the jacket of said center shell and the end plate of said movable orbiting scroll member impales, and upwards extends in device week.
2. scroll fluid device as claimed in claim 1; It is characterized in that; When the distance between the outer surface of the screw winding portion of the internal surface of the screw winding portion outer circumference end of said movable orbiting scroll member and static vortex disk member on the other side is in maximum phase angle, satisfies as follows between the sectional area A2 of the cross-sectional area A 1 in said gallery shape space and the port of being located at said fore shell and concern:
A2/2＜A1＜A2
3. scroll fluid device as claimed in claim 1 is characterized in that, said gallery shape space is all the time towards the suction chamber of the suction fluid that is positioned at an opposite side with the static vortex disk member across the end plate of movable orbiting scroll member or the discharge chamber opening of expansion fluid.
4. scroll fluid device as claimed in claim 1 is characterized in that, is provided with direct port towards said gallery shape space at said fore shell.
5. scroll fluid device as claimed in claim 1; It is characterized in that; The outer surface side place of the jacket of shell at said center, the screw winding portion that forms said static vortex disk member help make said fluid slot volume-variation wall wall with form the concavity outer surface that is formed with jacket on the wall of the wall in said gallery shape space with regulation wall thickness.
6. scroll fluid device as claimed in claim 1; It is characterized in that; The inner surface side place of the jacket of shell at said center, the screw winding portion that forms said static vortex disk member help to make be provided with between the wall of wall and the outer surface that forms said jacket of wall of volume-variation of said fluid slot that court's direction identical with the short transverse of the screw winding portion of said static vortex disk member extend have the end except that meat portion.
7. scroll fluid device as claimed in claim 6 is characterized in that, the said meat portion that removes is towards said back cover side opening.
8. scroll fluid device as claimed in claim 7; It is characterized in that; Said scroll fluid device is made up of scroll compressor, and in this scroll compressor, the said meat portion that removes forms the second discharge chamber that is communicated with the first discharge chamber that in said back cover, forms through adjusting portion.
9. scroll fluid device as claimed in claim 8 is characterized in that, on the shell of said center, is provided with the extended discharge port from the said second discharge chamber.
10. scroll fluid device as claimed in claim 8 is characterized in that, said adjusting portion is by the inboard profile of the packing ring that seals between said center shell and the back cover and the opening portion profile of the said second discharge chamber are formed.
11. scroll fluid device as claimed in claim 8 is characterized in that, on said back cover, is provided with the extended discharge port from the said second discharge chamber.
12. scroll fluid device as claimed in claim 7; It is characterized in that; Said scroll fluid device is made up of scroll compressor, and in this scroll compressor, the said meat portion that removes forms accumulator; This accumulator discharge chamber interior with being formed on said back cover is communicated with, and stores the indoor oil of this discharge.
13. scroll fluid device as claimed in claim 12 is characterized in that, between said accumulator and said discharge chamber, is provided with filter.
14. scroll fluid device as claimed in claim 12 is characterized in that, said accumulator is communicated with via throttle orifice with said gallery shape space.
15. scroll fluid device as claimed in claim 7; It is characterized in that; Said scroll fluid device is made up of scroll compressor; In this scroll compressor, in said back cover, be formed with discharge chamber and suction chamber across partition, this suction chamber is via said meat portion and the said gallery shape spatial communication removed.
16. scroll fluid device as claimed in claim 6 is characterized in that, the said meat portion that removes is towards said fore shell side opening.
17. scroll fluid device as claimed in claim 16 is characterized in that, the said cross-section area that removes meat portion upwards changed in device week.
18. scroll fluid device as claimed in claim 16 is characterized in that, said meat portion and the said gallery shape spatial communication removed.
19. scroll fluid device as claimed in claim 18 is characterized in that, said scroll fluid device is made up of scroll compressor, in this scroll compressor, on the shell of center, is provided with the inhalation port that removes meat portion towards said.
20., it is characterized in that said scroll fluid device can be used compressor as Vehicular air-conditioning apparatus like each described scroll fluid device in the claim 1 to 19.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009238234A JP5421725B2 (en) | 2009-10-15 | 2009-10-15 | Scroll type fluid device |
| JP2009-238234 | 2009-10-15 | ||
| PCT/JP2010/006064 WO2011045921A1 (en) | 2009-10-15 | 2010-10-12 | Scroll fluidic device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102575672A true CN102575672A (en) | 2012-07-11 |
| CN102575672B CN102575672B (en) | 2015-09-02 |
Family
ID=43875977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201080044204.5A Active CN102575672B (en) | 2009-10-15 | 2010-10-12 | Scroll fluidic device |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20120263615A1 (en) |
| JP (1) | JP5421725B2 (en) |
| CN (1) | CN102575672B (en) |
| IN (1) | IN2012DN02607A (en) |
| WO (1) | WO2011045921A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5782296B2 (en) * | 2011-05-13 | 2015-09-24 | サンデンホールディングス株式会社 | Scroll compressor |
| JP2016023612A (en) * | 2014-07-23 | 2016-02-08 | サンデンホールディングス株式会社 | Scroll type fluid machine |
| JP6444786B2 (en) * | 2015-03-20 | 2018-12-26 | 三菱重工サーマルシステムズ株式会社 | Scroll compressor |
| KR102238358B1 (en) * | 2017-03-15 | 2021-04-12 | 엘지전자 주식회사 | Rotary compressor |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4477238A (en) * | 1983-02-23 | 1984-10-16 | Sanden Corporation | Scroll type compressor with wrap portions of different axial heights |
| US4642034A (en) * | 1983-11-08 | 1987-02-10 | Sanden Corporation | Scroll type compressor with displacement adjusting mechanism |
| US6164940A (en) * | 1998-09-11 | 2000-12-26 | Sanden Corporation | Scroll type compressor in which a soft starting mechanism is improved with a simple structure |
| US6193488B1 (en) * | 1998-06-12 | 2001-02-27 | Denso Corporation | Scroll type compressor |
| US6364644B1 (en) * | 1999-11-17 | 2002-04-02 | Sanden Corporation | Scroll-type fluid displacement apparatus |
| US20030017058A1 (en) * | 2001-06-28 | 2003-01-23 | Hiroyuki Gennami | Scroll compressors |
| US20070031275A1 (en) * | 2004-01-15 | 2007-02-08 | Daikin Industries, Ltd | Fluid machine |
| CN101319673A (en) * | 2007-06-04 | 2008-12-10 | 株式会社丰田自动织机 | Electric compressor |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3206221B2 (en) * | 1993-06-15 | 2001-09-10 | 株式会社豊田自動織機製作所 | Scroll compressor |
| JP3144611B2 (en) * | 1993-10-15 | 2001-03-12 | 株式会社豊田自動織機製作所 | Scroll compressor |
| JP3582917B2 (en) * | 1995-12-06 | 2004-10-27 | 株式会社日本自動車部品総合研究所 | Scroll compressor |
-
2009
- 2009-10-15 JP JP2009238234A patent/JP5421725B2/en active Active
-
2010
- 2010-10-12 IN IN2607DEN2012 patent/IN2012DN02607A/en unknown
- 2010-10-12 CN CN201080044204.5A patent/CN102575672B/en active Active
- 2010-10-12 WO PCT/JP2010/006064 patent/WO2011045921A1/en active Application Filing
- 2010-10-12 US US13/498,004 patent/US20120263615A1/en not_active Abandoned
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4477238A (en) * | 1983-02-23 | 1984-10-16 | Sanden Corporation | Scroll type compressor with wrap portions of different axial heights |
| US4642034A (en) * | 1983-11-08 | 1987-02-10 | Sanden Corporation | Scroll type compressor with displacement adjusting mechanism |
| US6193488B1 (en) * | 1998-06-12 | 2001-02-27 | Denso Corporation | Scroll type compressor |
| US6164940A (en) * | 1998-09-11 | 2000-12-26 | Sanden Corporation | Scroll type compressor in which a soft starting mechanism is improved with a simple structure |
| US6364644B1 (en) * | 1999-11-17 | 2002-04-02 | Sanden Corporation | Scroll-type fluid displacement apparatus |
| US20030017058A1 (en) * | 2001-06-28 | 2003-01-23 | Hiroyuki Gennami | Scroll compressors |
| US20070031275A1 (en) * | 2004-01-15 | 2007-02-08 | Daikin Industries, Ltd | Fluid machine |
| CN101319673A (en) * | 2007-06-04 | 2008-12-10 | 株式会社丰田自动织机 | Electric compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011045921A1 (en) | 2011-04-21 |
| IN2012DN02607A (en) | 2015-09-04 |
| CN102575672B (en) | 2015-09-02 |
| US20120263615A1 (en) | 2012-10-18 |
| JP5421725B2 (en) | 2014-02-19 |
| JP2011085066A (en) | 2011-04-28 |
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