CN102575672B - Scroll fluidic device - Google Patents
Scroll fluidic device Download PDFInfo
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- CN102575672B CN102575672B CN201080044204.5A CN201080044204A CN102575672B CN 102575672 B CN102575672 B CN 102575672B CN 201080044204 A CN201080044204 A CN 201080044204A CN 102575672 B CN102575672 B CN 102575672B
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- scroll
- shell
- fluidic device
- screw winding
- shape space
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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
A kind of scroll fluidic device, it can be taken into account and reduces suction pressure loss and suppress discharge fluctuation and reduce noise.In the inside being configured at the center shell between fore shell and back cover, static vortex disk component and described center shell are integrally formed, and with the end plate of static vortex disk component for the position reference in short transverse, the height at the endface position place of the jacket of center shell is arranged lower than the height in the screw winding portion of static vortex disk component, and forming gallery shape space, this gallery shape space is impaled by the end plate of the jacket forming portion of center shell, the inner surface of outer cover of fore shell, the screw winding portion of static vortex disk component and orbiting scroll member and is extended in device circumference.
Description
Technical field
The present invention relates to the scroll fluidic device that a kind of energy is used as compressor or expander, particularly relate to the structure in the device case portion of this scroll fluidic device.
Background technique
There will be a known following this scroll fluidic device, the end plate of static vortex disk component is formed with screw winding portion, and screw winding portion is formed with on the end plate of orbiting scroll member, two whirlpool dish components are configured to the angle in two screw winding portions is staggered mutually and the sidepiece localized contact in two screw winding portions, under the state that orbiting scroll member is obstructed in rotation on circular orbit revolution motion, with when being used as compressor, the airtight space that formed between two screw winding portions and fluid slot (Japanese: fluid マ ケ Star ト) are moved from the outer end in screw winding portion to center, when being used as expander, fluid slot is moved from the outside end of central part, thus make the volume-variation of fluid slot, along with the volume-variation of fluid slot, make the fluid compression in incoming fluid groove or expansion.
In this scroll fluidic device, especially scroll compressor, wish very much can realize reducing suction pressure loss (such as patent documentation 1), reduce and discharge fluctuation and reduce noise (such as patent documentation 2), in addition, also wish to can be implemented in for the miniaturization and (patent documentation 1,2) during air conditioner for motor vehicle etc.
In patent documentation 1, disclose following structure: static vortex disk component and center shell are integrally formed in the shell of center, and be integrally formed in the mode that the outer end in screw winding portion of static vortex disk component is connected with the inner peripheral surface of housing and form large width portion, and the connection stream be communicated with fluid slot by suction chamber is set in this large width portion.In such an embodiment, the position of the jacket end face of the center shell engaged with fore shell is presented axially in the position higher than the height in the screw winding portion of static vortex disk component, and thus the jacket of center shell is configured to the form encasing static vortex disk component completely.
In patent documentation 2, disclose following structure: subshell is set at the outer circumferential side of center shell, being provided with the second discharge chamber be communicated with the first discharge chamber by being communicated with stream in the inner side of subshell, by arranging exhaust port in this second discharge chamber, thus achieving suppression discharge fluctuation, reduction noise.
Prior art document
Patent documentation
Patent documentation 1: Japanese Patent Laid No. 3144611 publication
Patent documentation 2: Japanese Patent Laid No. 3206221 publication
Summary of the invention
Invent technical problem to be solved
In patent documentation 1, not providing the enlightenment reducing element as fluctuation during compressor, and showing when tackling discharge fluctuation, the structure after discharge chamber being improved in a manner described by other patent documentation 2.But, the position of second discharge chamber at the outer circumferential side place of center of the being located at shell provided in patent documentation 2 with provide in patent documentation 1 be communicated with stream the position that can be in interference between position is set, or be in close position.Therefore, if increase the volume of the second discharge chamber in patent documentation 2 to improve the words suppressing to discharge fluctuation, reduce the effect of noise, in patent documentation 1, the sectional area being located at the connection stream of static vortex disk component can reduce, thus produces the loss of undesirable suction pressure.Therefore, by above-mentioned two technological schemes take into account realize reduce suction pressure loss and suppress discharge fluctuation and reduce noise be very difficult, and while realizing compressor miniaturization and, also to take into account above-mentioned requirements will be more difficult.
Therefore, based on the problems referred to above, technical problem of the present invention is that providing a kind of can take into account the scroll fluidic device reducing suction pressure loss and suppress to discharge fluctuation and reduce noise.
In addition, technical problem of the present invention is also to provide a kind of scroll fluidic device, and it not only achieves above-mentioned taking into account, also the miniaturization and of implement device ideally, and just above-mentioned requirements can be realized by simple architecture advances, and stable and good product quality can be obtained.
The technological scheme that technical solution problem adopts
For solving the problems of the technologies described above, scroll fluidic device of the present invention is formed with screw winding portion on the end plate of static vortex disk component, the end plate of orbiting scroll member is formed with screw winding portion, two whirlpool dish components are configured to the angle in two screw winding portions is staggered mutually and the sidewall localized contact in two screw winding portions, under the state that above-mentioned orbiting scroll member is obstructed in rotation on circular orbit revolution motion, make the airtight space that formed between two screw winding portions and fluid slot from the outer end in screw winding portion to central part, or move from the outside end of central part, thus make the volume-variation of above-mentioned fluid slot, it is characterized in that, in the inside being configured at the center shell between the fore shell of scroll fluidic device and back cover, above-mentioned static vortex disk component and above-mentioned center shell are integrally formed, and with the end plate of above-mentioned static vortex disk component for the position reference in short transverse, the height at the endface position place of the jacket of above-mentioned center shell is arranged lower than the height in the screw winding portion of above-mentioned static vortex disk component, and form gallery shape space, this gallery shape space is by the jacket forming portion of above-mentioned center shell, the inner surface of outer cover of above-mentioned fore shell, the screw winding portion of above-mentioned static vortex disk component and the end plate of above-mentioned orbiting scroll member impale, and extend in device circumference.Scroll fluidic device of the present invention forms scroll compressor when making fluid slot move from outer end to central part, forms eddy type expander when making fluid slot move from the outside end of the central part in screw winding portion.
In scroll fluidic device of the present invention as above, low by the height in the screw winding portion making the aspect ratio static vortex disk component at the jacket endface position place of center shell, thus as shown in aftermentioned each mode of execution, the position of the end plate side of orbiting scroll member in the outer circumferential side in the screw winding portion of static vortex disk component or the inner surface side of fore shell can be formed in the gallery shape space that device circumference extends efficiently.That is, the gallery shape space-efficient that device circumference extends can be formed in before this completely not by the position noted.When scroll fluidic device is configured to scroll compressor, above-mentioned gallery shape is spatially located at the half-way (through position) of the stream of the suction fluid between suction chamber and fluid slot, therefore, by being formed as suitable shape, just can contribute to reducing suction pressure loss, and when being configured to eddy type expander, above-mentioned gallery shape is spatially located at the half-way (through position) of the stream of the expansion fluid between fluid slot and discharge chamber, therefore, by forming suitable shape, just can contribute to reducing head pressure lose and reduce discharge fluctuation.In addition, owing to effectively utilizing the position of the fore shell side in the outer circumferential side in the screw winding portion of static vortex disk component to form above-mentioned gallery shape space, therefore, various improvement can carried out by position (namely relative to the position of gallery shape space shell-side rearward, and at the position upwards different at assembly axis can not interfered from forming part, the gallery shape space) place of the outer circumferential side in screw winding portion of static vortex disk component and rear shell-side relative to above-mentioned gallery shape space.Such as, as described later, the second discharge chamber can be formed when not making compressor maximize especially efficiently at this position, thus reduce discharge fluctuation by forming this second discharge chamber, reduce noise.In addition, also suitably can reduce the wall of the center shell at (thinning) above-mentioned position, it is suitable for meat portion namely also to arrange, and by this, can make device miniaturization and efficiently.And, also can utilize this except meat portion is to form above-mentioned second discharge chamber.
In addition, in scroll fluidic device of the present invention, can following structure be formed: when the distance between the outer surface in the internal surface of the screw winding portion outer circumference end of above-mentioned orbiting scroll member and the screw winding portion of static vortex disk component on the other side is in maximum phase angle, the cross-sectional area A 1 in above-mentioned gallery shape space and be located at above-mentioned fore shell port sectional area A2 between meet following relation:
A2/2＜A1＜A2
Between static vortex disk component and the screw winding portion of static vortex disk component, be formed with phase angle to stagger roughly 180 a pair fluid slot of spending, suppose to suck fluid from when being located at the suction passage of the compressor of inhalation port via gallery shape space in incoming fluid groove of fore shell when considering, if imagination is often revolved turn around, the suction stream cognition flowed into from inhalation port flows into a pair fluid slot respectively, in order to avoid when flowing through gallery shape space because fluid to be made suction pressure loss increase by compressing, it is preferable that, the cross-sectional area A 1 in gallery shape space is made to be more than 1/2 of the sectional area A2 of inhalation port.In addition, because the fluid exceeding the Fluid Volume sucked from inhalation port can not flow into each fluid slot, therefore, as long as the maximum size suitable with the sectional area A2 of inhalation port of the cross-sectional area A 1 in gallery shape space is just enough.Therefore, while the above-mentioned advantage brought to form gallery shape space in acquisition, unnecessarily need not increase the small-size light-weight that holding means entirety is carried out in gallery shape space, it is preferable that, meeting above-mentioned relation.When eddy type expander, as long as make the flow direction of fluid reverse, above-mentioned preferred relation is also identical.
In addition, in scroll fluidic device of the present invention, following structure can be formed: above-mentioned gallery shape space is all the time towards the discharge chamber opening of the suction chamber be positioned at across the end plate of orbiting scroll member with the suction fluid of static vortex disk component opposite side or expansion fluid.In structure as above, gallery shape space towards the suction suction chamber of fluid or the discharge chamber opening of expansion fluid, therefore, makes fluid move when can there is not the larger pressure loss and fluctuation betwixt, thus can realize stable action all the time.
In addition, can be provided with on above-mentioned fore shell directly towards the structure of the port in gallery shape space.In such an embodiment, the fluid such as sucked from inhalation port flows directly in gallery shape space all the time, and in incoming fluid groove from here.Therefore, the suction path desired by being formed to all-the-time stable, thus can carry out stable work.
In addition, in scroll fluidic device of the present invention, can following structure be formed: at the outer surface side place of the jacket of above-mentioned center shell, formed static vortex disk component screw winding portion contribute to make the wall of the wall of the volume-variation of above-mentioned fluid slot and forming surface on the wall of the wall in above-mentioned gallery shape space, be formed with the concavity outer surface of the jacket with regulation wall thickness.In such an embodiment, owing to being adjacent to form concavity outer surface with gallery shape space on the outer surface of the jacket of center shell, therefore, can with the degree miniaturization of the apparatus corresponding with this concavity outer surface, lightweight.
Above-mentioned concavity outer surface opens wide outward towards device diametrically, but in scroll fluidic device of the present invention, also can arrange the space of interior pouch-type.Such as, following structure can be formed as: at the inner surface side place of the jacket of above-mentioned center shell, formed above-mentioned static vortex disk component screw winding portion contribute to make the wall of the wall of the volume-variation of above-mentioned fluid slot with formed above-mentioned jacket outer surface wall between be provided with extends towards the direction identical with the short transverse in the screw winding portion of above-mentioned static vortex disk component with the end and remove meat portion.By removing above-mentioned the inner surface side that meat portion is formed in the jacket of center shell, thus can lightweight and the above-mentioned amount suitable except meat portion.In addition, by removing various form below employing in meat portion above-mentioned, therefore, also various function can be played.
As above-mentioned except meat portion, can adopt towards the form of above-mentioned back cover side opening.Now, can be formed as, not directly towards space in the device of device external open, various function being played by this.
Such as, when scroll compressor, following structure can be formed: the above-mentioned meat portion that removes forms the second discharge chamber be communicated with the first discharge chamber formed in above-mentioned back cover (discharge chamber of the fluid compressed by screw winding portion) by adjusting portion.If be conjointly pre-formed above-mentioned second discharge chamber with the first discharge chamber on the path of displacement fluids, the second discharge chamber then can be made to have pooling feature to the fluid fluctuation in discharge path and erasure effect, thus can obtain excellent reduction discharge fluctuate, the effect of reduction noise.
Such as, when scroll compressor, following structure can be formed: the above-mentioned meat portion that removes forms the second discharge chamber be communicated with the first discharge chamber formed in above-mentioned back cover (discharge chamber of the fluid compressed by screw winding portion) by adjusting portion.If be conjointly pre-formed above-mentioned second discharge chamber with the first discharge chamber on the path of displacement fluids, the second discharge chamber then can be made to have pooling feature to the fluid fluctuation in discharge path and erasure effect, thus can obtain excellent reduction discharge fluctuate, the effect of reduction noise.
In addition, the structure of above-mentioned adjusting portion is not particularly limited, and the opening portion profile of the inner side profile and above-mentioned second discharge chamber that such as carry out the packing ring sealed between Neng Youdui center shell and back cover is to form above-mentioned adjusting portion.By like this, do not need to increase special component for forming adjusting portion.
In addition, as mentioned above, when be provided with towards back cover side opening except meat portion, can form following state: should remove meat portion formation accumulator, this accumulator is communicated with the discharge chamber formed in back cover, and stores the oil in this discharge chamber.In such an embodiment, oil storage space can be formed in fact in discharge chamber, and the drive portion by making the oil of storage suitably be back to suction side, thus desirable compressor lubrication state can be obtained.
In this case, it is preferable that, filter is set between above-mentioned accumulator and above-mentioned discharge chamber.By arranging filter, just can prevent foreign matter etc. from flowing into when oil return.In addition, it is preferable that, above-mentioned accumulator is communicated with by throttle orifice with above-mentioned gallery shape space.Exist because of throttle orifice and suitable recirculating oil quantity can be guaranteed.
In addition, as mentioned above, when be provided with towards back cover side opening except meat portion, also can adopt following structure: in back cover, be formed with discharge chamber and suction chamber across partition, this suction chamber via above-mentioned except meat portion and being communicated with above-mentioned gallery shape space.That is, by forming the space identical with above-mentioned second discharge chamber except meat portion, but position, above-mentioned space can be used as the part sucking path.Such as, needing to be effective structure when arranging inhalation port and discharge port etc. on back cover because of the restriction on Equipments Setting, even if in this case, also gallery shape space can be formed as the useful space for reducing the suction pressure loss before fluid incoming fluid groove.
And, when be provided with above-mentioned with the end except meat portion, also can adopt following form: except meat portion towards with back cover opposite side namely towards fore shell side opening.Now, because the meat portion that removes with the adjacent formation in above-mentioned gallery shape space is towards gallery shape space side opening, therefore, can should be the structure be communicated with above-mentioned gallery shape space except meat portion, thus formation fluid path, this fluid path is made up of the space utilized except meat portion is formed and the gallery shape space that is connected with this space.In addition, in this case, following structure can also be adopted: for there is suitable length in device circumference and extend above-mentioned except meat portion, this cross-section area removing meat portion is changed in device circumference.Suitably change in device circumference by making cross-section area, such as when forming by when utilizing the space formed except meat portion and the fluid that forms the gallery shape space be connected with this space to suck path, to make more swimmingly in suction fluid inflow gallery shape space and to make suction fluid from the incoming fluid groove of gallery shape space.In addition, by making cross-section area change glibly, then suction pressure loss can also be reduced further.Such as, and remove meat portion owing to being provided with on the shell of center towards the with the end of fore shell side opening, therefore, when scroll compressor, Neng center shell (on the jacket of center shell) setting removes the inhalation port in meat portion towards this.
As mentioned above, the structure of scroll fluidic device of the present invention can be useful in scroll compressor, eddy type expander any one, especially can be ideally suited for reducing suction pressure loss, reduce and discharge fluctuation, in Vehicular air-conditioning apparatus compressor that the requirement that reduces noise and miniaturization and is high.
Invention effect
As mentioned above, according to scroll fluidic device of the present invention, when using as compressor, can take into account and lower suction pressure loss and suppress discharge fluctuation and reduce noise.In addition, not singly when using as compressor, even if when using as expander, can reduce the pressure loss at the outer circumference end periphery place in discharge side, especially drawer at movable side screw winding portion yet.
In addition, due to by effectively utilizing the position comprising the jacket of center shell do not paid close attention to form gallery shape space in the past, thus above-mentioned this performance raising can be realized efficiently, therefore, compared with the structure of above-mentioned existing technological scheme, can the miniaturization and of heart shell in the implementation, so be device entirety miniaturization and while, the object desired by realization.
In addition, as long as form concavity outer surface and remove meat portion, with regard to the lightweight more of Neng Shi center shell on the shell of center.In addition, each several part can be configured to thinner and more uniform wall thickness due to need not heavy section be arranged, therefore, Neng Shi center shell and then make the overall lightweight further of device.In addition, when by casting Deng Jiang center casing forming, owing to being the structure that can form uniform wall thickness, therefore, the defects such as pore can be made not easily to produce, thus quality bills of materials is stablized.
And above-mentionedly can utilize as playing the position of various function except meat portion, it can contribute to suppressing to discharge fluctuation and reduce noise, because forming oil storage space and making oil carry out stable lubrication etc. to drive portion stably oil return.
Accompanying drawing explanation
Fig. 1 (A) is the longitudinal section of the scroll fluidic device of first embodiment of the invention, and Fig. 1 (B) is along the Y-Y of Fig. 1 (A) to the sectional elevation looked.
Fig. 2 (A) is the longitudinal section of the scroll fluidic device of second embodiment of the invention, and Fig. 2 (B) is along the Y-Y of Fig. 2 (A) to the sectional elevation looked.
Fig. 3 (A) is the longitudinal section of the scroll fluidic device of third embodiment of the invention, and Fig. 3 (B) is along the Y-Y of Fig. 3 (A) to the sectional elevation looked.
Fig. 4 (A) is the longitudinal section of the scroll fluidic device of four embodiment of the invention, and Fig. 4 (B) is along the Y-Y of Fig. 4 (A) to the sectional elevation looked.
Fig. 5 (A) is the longitudinal section of the scroll fluidic device of fifth embodiment of the invention, and Fig. 5 (B) is along the Y-Y of Fig. 5 (A) to the sectional elevation looked.
Fig. 6 is the longitudinal section of the scroll fluidic device of sixth embodiment of the invention.
Fig. 7 is the longitudinal section of the scroll fluidic device of seventh embodiment of the invention.
Fig. 8 is the longitudinal section of the scroll fluidic device of eighth embodiment of the invention.
Fig. 9 is the longitudinal section of the scroll fluidic device of ninth embodiment of the invention.
Figure 10 (A) is the longitudinal section of the scroll fluidic device of tenth embodiment of the invention, and Figure 10 (B) is along the Y-Y of Figure 10 (A) to the sectional elevation looked.
Figure 11 is the longitudinal section of the scroll fluidic device of eleventh embodiment of the invention.
Embodiment
Below, with reference to accompanying drawing, embodiments of the present invention are described.In addition, in mode of execution below, to by the present invention, situation about being applied on scroll compressor is described, but as mentioned above, basically, the present invention also can apply on eddy type expander.
Fig. 1 shows the scroll compressor of the scroll fluidic device as first embodiment of the invention.In the scroll compressor 1 shown in Fig. 1, the end plate 2a of static vortex disk component 2 is formed with screw winding portion 2b, the end plate 3a of movable orbiting scroll 3 is formed with screw winding portion 3b.Two whirlpool dish components 2,3 are configured to the angle of two screw winding portions 2b, 3b is staggered mutually and the sidewall localized contact of two screw winding portions 2b, 3b.Orbiting scroll member 3 rotation be subject to anti-rotation mechanism 4 stop state under on circular orbit revolution motion, the airtight space that formed between two screw winding portions 2b, 3b and fluid slot 5 (fluid slot formed in pairs) is made to move (contrary when being used as expander from the outer end in screw winding portion to central part, move from the outside end of central part), thus make the volume of fluid slot 5 towards the direction change reduced, compress from the fluid (such as refrigerant gas) in the outer end side inflow fluid slot 5 in screw winding portion by this.
The housing of compressor 1 is made up of fore shell 6, back cover 7 and the center shell 8 be configured between fore shell 6 and back cover 7.In the present embodiment, above-mentioned suction fluid is imported into suction chamber 10 from the inhalation port 9 being located at fore shell 6, and part suction fluid flows in above-mentioned fluid slot 5, for compression via aftermentioned gallery shape space from here.In the discharge chamber 12 formed in back cover 7 via the tap hole 11 and being expelled at central part place of the end plate 2a being located in static vortex disk component 2 by the fluid that compresses, and be discharged to outside by the fluid compressed via discharge port 13 from here.
Symbol 14 represents live axle, and the rotary driving force being passed to belt wheel 15 is delivered to the end side of live axle 14 via magnetic clutch 16, by this, drive live axle 14 to rotate.Be configured with crank mechanism 17 in another side of live axle 14, drive this crank mechanism 17 to make orbiting scroll member 3 circumnutation.
The inside of the center shell 8 configured between fore shell 6 and back cover 7, static vortex disk component 2 and this center shell 8 are integrally formed.Then, with the end plate 2a of above-mentioned static vortex disk component 2 for the position reference in short transverse, the height of the end face 8b position of the jacket 8a of center shell 8 is set as that the height of the screw winding portion 2b than static vortex disk component 2 is low.Thus, form gallery shape space 18, this gallery shape space 18 is surrounded by the end plate 3a of the internal surface of shell 6a of the jacket 8a forming portion of above-mentioned center shell 8, fore shell 6, the screw winding portion 2b of static vortex disk component 2 and orbiting scroll member 3, and extends in device circumference.In the present embodiment, 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 component 2 across the end plate 3a of orbiting scroll member 3.
In addition, in the present embodiment, at the inner surface side place of the jacket 8a of center shell 8, being formed between the wall contributing to the wall of the volume-variation making fluid slot 5 of screw winding portion 2b of static vortex disk component 2 and the wall of the outer surface of formation jacket 8a, being provided with extend towards the direction identical with the short transverse of the screw winding portion 2b of static vortex disk component 2 with the end and removing wall portion 19 (Japanese: body portion stolen by meat).In the present embodiment, above-mentioned except wall portion 19 is towards back cover 7 side opening, and be communicated with the discharge chamber 12 be formed in back cover 7.
In the scroll compressor 1 formed as mentioned above, height due to the end face 8b position of the jacket 8a by center shell 8 is set as that the height of the screw winding portion 2b than static vortex disk 2 is low, therefore, can effectively utilize the outer circumferential side of the screw winding portion 2b being positioned at static vortex disk component 2, position on the position of the inner surface side of fore shell 6, be formed in the gallery shape space 18 that device circumference extends efficiently, this position was not noted before this completely.By above-mentioned gallery shape space 18, suction fluid just can be made from suction chamber 10 incoming fluid groove 5, owing to making gallery shape space 18 be positioned at the midway sucking path, therefore, suction pressure loss can be reduced.
In addition, upwards observe from assembly axis, 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 be formed as shown in the figure remove meat portion 19.Above-mentioned except meat portion 19 is compared with the above-mentioned existing structure arranging subshell to arrange the second discharge chamber, need not aggrandizement apparatus profile just can be formed especially.Therefore, compared with above-mentioned existing structure, reliably miniaturization and can be realized.By formed illustrated example except meat portion 19, just essence can increase the volume of discharge chamber 12, therefore, can realize reducing discharging and fluctuate, reduction noise can be realized by this.And, this except meat portion 19 by being formed, Neng Shi center shell 8 does not need the heavy section that wall thickness is thick especially, thus the uniform wall thickness of each several part can be realized, therefore, when carrying out formed central shell 8 by casting etc., also can prevent the defects such as pore (Japanese: Casting Testis), thus can realize the stable of quality on manufacturing.
Fig. 2 shows the scroll compressor of the scroll fluidic device as second embodiment of the invention.In the scroll compressor 21 shown in Fig. 2, compared with the scroll compressor 1 shown in Fig. 1, be formed at the with the end except meat portion 23 is towards fore shell 24 side opening of center shell 22.To form gallery shape space 25 with the above-mentioned mode be communicated with except the opening side in meat portion 23 with the end.In addition, in the present embodiment, be formed in and device circumference have suitable length and the structure changed in device circumference except the cross-section area in meat portion 23 extended, such as, be formed as the shape that the position of the large width except meat portion 23 in Fig. 2 (B) is darker than the position of little width.Except meat portion 23 is communicated with in the aspectant mode of opening portion with gallery shape space 25, therefore, the cross-section area being substantially formed as gallery shape space 25 becomes large form, and is the form that the cross-section area in above-mentioned gallery shape space 25 changes in device circumference.Other structure is identical with above-mentioned first mode of execution, therefore, and the symbol that mark is identical with the symbol marked in Fig. 1 in fig. 2, and omit the description.
In the scroll compressor 21 formed as mentioned above, compared with above-mentioned first mode of execution, suction fluid sucks by the gallery shape space 25 that can suitably change via cross-section area more swimmingly, thus can realize reducing suction pressure loss further.
Fig. 3 shows the scroll compressor of the scroll fluidic device as third embodiment of the invention, the lightweight form different from the above-mentioned lightweight form brought except meat portion that it illustrates center of the present invention shell and the relation between gallery shape space and the sectional area of inhalation port.In the scroll compressor 31 shown in Fig. 3, compared with the scroll compressor 1 shown in Fig. 1, be formed as following structure: at the outer surface side place of the jacket 32a of center shell 32, at the wall 33a contributing to the wall of the volume-variation making fluid slot 5 of screw winding portion 2b forming static vortex disk component 2 with forming surface on the wall 33b of the wall in gallery shape space 18, formation has the concavity outer surface 34 of the jacket 32a of regulation wall thickness.In such an embodiment, owing to being adjacent to form concavity outer surface 34 with gallery shape space 18 on the outer surface of the jacket 32a of center shell 32, therefore, can with the degree miniaturization of the apparatus corresponding with this concavity outer surface 34, lightweight.
In addition, Fig. 3 is utilized to be described the preference relation between the gallery shape space 18 in the present invention and the sectional area of inhalation port 9.Namely, when distance between the internal surface of the outer circumference end of the screw winding portion 3b of orbiting scroll member 3 and the outer surface of the screw winding portion 2b of static vortex disk component 2 on the other side is in maximum position, phase angle, if the cross-section area in gallery shape space is set to A1, the sectional area of the inhalation port 9 being located at fore shell 6 is set to A2, then it is preferable that satisfied following relation:
A2/2＜A1＜A2
According to this structure, as mentioned above, utilize the gallery shape space 18 of suitable size, just can guarantee suction action smoothly, thus can realize reducing suction pressure loss.Owing to not needing unnecessarily to increase gallery shape space 18, therefore, the overall miniaturization and of device can be impelled.Other structure is identical with above-mentioned first mode of execution, therefore, and the symbol that mark is identical with the symbol marked in Fig. 1 in figure 3, and omit the description.
Fig. 4 shows the scroll compressor of the scroll fluidic device as four embodiment of the invention.In the scroll compressor 41 shown in Fig. 4, compared with the scroll compressor 1 shown in Fig. 1, fore shell 42 is provided with directly towards the inhalation port 44 in gallery shape space 43.Symbol 42a in Fig. 4 (B) represents the inner circumferential of fore shell 42.In said structure, the fluid sucked from inhalation port 44 can flow directly in gallery shape space 43 all the time, and can from here in incoming fluid groove 5, therefore, can all-the-time stable ground formed desired by suction path, thus can stable suction action be carried out.Other structure is identical with above-mentioned first mode of execution, therefore, and the symbol that mark is identical with the symbol marked in Fig. 1 in the diagram, and omit the description.
Fig. 5 shows the scroll compressor of the scroll fluidic device as fifth embodiment of the invention.In the scroll compressor 51 shown in Fig. 5, compared with the scroll compressor 41 shown in Fig. 4, form following structure: when arrange be communicated with towards back cover 7 side opening and with the discharge chamber 12 formed back cover 7 in remove meat portion 19, make to be in downside when arranging posture except meat portion 19 is positioned at compressor 51, except meat portion 19 forms accumulator 52, this accumulator 52 stores the oil in discharge chamber 12.In addition, between accumulator 52 and discharge chamber 12, be provided with filter 53, prevent foreign matter from flowing into when oil return by filter 53.In addition, accumulator 52 is communicated with via throttle orifice 54 (aperture) with gallery shape space 18, by throttle orifice 54, makes the oil of appropriate amount get back to suction side, especially get back to drive portion wherein.In said structure, can when not making compressor maximize especially in discharge chamber 12 essence and efficiently form oil storage space, thus the oil of storage suitably can be back to the drive portion of suction side, the lubricating status of desirable compressor can be obtained thus.Other structure is identical with above-mentioned first mode of execution, therefore, and the symbol that mark is identical with the symbol marked in Fig. 1 in Figure 5, and omit the description.
Fig. 6 ~ Fig. 8 shows as sixth embodiment of the invention to the scroll compressor of the scroll fluidic device of the 8th mode of execution.In scroll compressor 61,71,81 shown in Fig. 6 to Fig. 8, be formed and remove meat portion 62,72,82 towards the with the end of back cover 7 side opening, should form except meat portion 62,72,82 the second discharge chamber be communicated with the first discharge chamber 63,73,83 (discharge chamber by the fluid that screw winding portion compresses) formed in back cover 7 via adjusting portion 64,74,84.By being conjointly pre-formed above-mentioned second discharge chamber 62,72,82 with the first discharge chamber 63,73,83 in the path of displacement fluids, the second discharge chamber 62,72,82 can be made to have pooling feature to the fluid fluctuation in discharge path and silencing function, thus can obtain excellent reduction discharge fluctuate, the effect of reduction noise.
In the scroll compressor 61 shown in Fig. 6, the discharge port 65 that compressed fluid is expelled to device outside from the second discharge chamber 62 is arranged on center shell 66.In the scroll compressor 71 shown in Fig. 7, the discharge port 75 of extending from the second discharge chamber 72 is arranged on center shell 76, and above-mentioned adjusting portion 74 is formed by the inner side profile of the packing ring 77 sealed between center shell 76 and back cover 7 and the opening portion profile of the second discharge chamber 72, by this, do not need to increase special component for forming adjusting portion 74.In the scroll compressor 81 shown in Fig. 8, discharge port 85 is not arranged on center shell 86 side, but is arranged on back cover 7 side, thus the fluid flowed out from the second discharge chamber 82 can be made to be expelled to outside via intercommunicating pore 87 from discharge port 85.Discharge port being configured in position, where can according to the configuration surroundings of compressor, suitably selects with the relation etc. of other peripheral equipment.Other structure is identical with above-mentioned first mode of execution, therefore, and the symbol that mark is identical with the symbol marked in Fig. 1 in Fig. 6 ~ Fig. 8, and omit the description.
Fig. 9 shows the scroll compressor of the scroll fluidic device as ninth embodiment of the invention.Towards back cover 7 side opening in the scroll compressor 91 shown in Fig. 9 except meat portion 19, be not as in being communicated with the discharge chamber 12 be formed in back cover 7 as shown in Figure 4 like that except meat portion 19 towards back cover 7 side opening in the scroll compressor 41 shown in Fig. 4, but be configured to 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 be via above-mentioned except meat portion 19 by being communicated with the structure that is communicated with gallery shape space 18 of stream 94.Back cover 7 is provided with the inhalation port 95 be communicated with suction chamber 93, and is provided with the discharge port 96 be communicated with discharge chamber 12 in other position.This structure needs in the relation because of the configuration device with periphery on back cover 7, arrange inhalation port 95 especially simultaneously and discharge port 96 is effective under such circumstances.In this case, also gallery shape space 18 can be utilized as the useful space for reducing the suction pressure loss before fluid incoming fluid groove 5.Other structure is identical with above-mentioned first mode of execution, therefore, and the symbol that mark is identical with the symbol marked in Fig. 1 in fig .9, and omit the description.
Figure 10 shows the scroll compressor of the scroll fluidic device as tenth embodiment of the invention.A part as suction passage 102 is formed towards the with the end of fore shell 25 1 side opening except inner 23 in scroll compressor 21 shown in Fig. 2, but in the scroll compressor 101 shown in Figure 10, center shell 103 is provided with inhalation port 104, and this inhalation port 104 directly with by the suction space formed except meat portion 23 is communicated with.By above-mentioned except meat portion 23 and gallery shape space 25, suction passage 102 can be formed efficiently.Like this, the design of suction passage 102 form also there is very large degrees of freedom.Other structure is identical with above-mentioned first mode of execution, therefore, and the symbol that mark is identical with the symbol marked in Fig. 1 in Fig. 10, and omit the description.
Figure 11 shows the scroll compressor of the scroll fluidic device as eleventh embodiment of the invention.Although the scroll compressor 111 shown in Figure 11 has the structure identical with the scroll compressor 31 shown in Fig. 3, but in the 11 mode of execution, the installation projection 112 being attached to assigned position for compressor 111 is configured in the position further from clutch section, for being configured in the position further from belt wheel 15 in illustrated example.That is, can belt wheel 15 and the distance of installing between projection 112 be set larger.On the contrary, also can L be established less.Like this, also can in the situation in compressor 111 installing that considers to carry out free design.Other structure is identical with above-mentioned first mode of execution, therefore, and the symbol that mark is identical with the symbol marked in Fig. 1 in fig. 11, and omit the description.
Industrial utilizability
The structure of scroll fluidic device of the present invention substantially can be useful in scroll compressor, eddy type expander any one, especially can be ideally suited for reducing suction pressure loss, reduce and discharge fluctuation, in Vehicular air-conditioning apparatus compressor that the requirement that reduces noise and miniaturization and is high.
(symbol description)
1,21,31,41,51,61,71,81,91,101,111 as the scroll compressor of scroll fluidic device
2 static vortex disk components
The end plate of 2a static vortex disk component
The screw winding portion of 2b static vortex disk component
3 orbiting scroll member
The end plate of 3a orbiting scroll member
The screw winding portion of 3b 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
12 discharge chambers
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 except meat portion
33a, 33b wall
34 concavity outer surfaces
The inner circumferential of 42a fore shell
52 accumulators
53 filters
54 throttle orifices
62,72,82 by the second discharge chamber formed except meat portion
63,73,83 first discharge chambers
64,74,84 adjusting portions
77 packing rings
87 intercommunicating pores
92 partitions
94 access
102 suction passage
112 install projection
Claims (20)
1. a scroll fluidic device, the end plate of static vortex disk component is formed with screw winding portion, the end plate of orbiting scroll member is formed with screw winding portion, two whirlpool dish components are configured to the angle in two screw winding portions is staggered mutually and the sidewall localized contact in two screw winding portions, under the state that described orbiting scroll member is obstructed in rotation on circular orbit revolution motion, make the airtight space that formed between two screw winding portions and fluid slot from the outer end in screw winding portion to central part, or move from the outside end of central part, thus make the volume-variation of described fluid slot, it is characterized in that,
To be configured between the fore shell of scroll fluidic device and back cover and described static vortex disk component and described center shell are integrally formed by the inside of exposing to the center shell of outside, and with the end plate of described static vortex disk component for the position reference in short transverse, the height at the endface position place of the jacket of described center shell is arranged lower than the height in the screw winding portion of described static vortex disk component, and form gallery shape space, this gallery shape space is by the jacket forming portion of described center shell, the inner surface of outer cover of described fore shell, the screw winding portion of described static vortex disk component and the end plate of described orbiting scroll member impale, and extend in device circumference,
The inhalation port being formed at described fore shell or described center shell is communicated with described gallery shape space.
2. scroll fluidic device as claimed in claim 1, it is characterized in that, when distance between the internal surface of the screw winding portion outer circumference end of described orbiting scroll member and the outer surface in the screw winding portion of static vortex disk component on the other side is in maximum phase angle, the cross-sectional area A 1 in described gallery shape space and be located at described fore shell described inhalation port sectional area A2 between meet following relation:
A2/2＜A1＜A2
。
3. scroll fluidic device as claimed in claim 1, is characterized in that, described gallery shape space is positioned at the discharge chamber opening of suction chamber with the suction fluid of static vortex disk component opposite side or expansion fluid all the time towards the end plate across orbiting scroll member.
4. scroll fluidic device as claimed in claim 1, is characterized in that, is provided with directly towards the described inhalation port in described gallery shape space at described fore shell.
5. scroll fluidic device as claimed in claim 1, it is characterized in that, at the outer surface side place of the jacket of described center shell, formed described static vortex disk component screw winding portion contribute to make the wall of the wall of the volume-variation of described fluid slot and forming surface be formed with the concavity outer surface with jacket on the wall of the wall in described gallery shape space.
6. scroll fluidic device as claimed in claim 1, it is characterized in that, at the inner surface side place of the jacket of described center shell, formed described static vortex disk component screw winding portion contribute to make the wall of the wall of the volume-variation of described fluid slot with formed described jacket outer surface wall between be provided with extends towards the direction identical with the short transverse in the screw winding portion of described static vortex disk component with the end and remove meat portion.
7. scroll fluidic device as claimed in claim 6, is characterized in that, described except meat portion is towards described back cover side opening.
8. scroll fluidic device as claimed in claim 7, it is characterized in that, described scroll fluidic device is made up of scroll compressor, in this scroll compressor, describedly forms the second discharge chamber be communicated with the first discharge chamber formed in shell in the rear by adjusting portion except meat portion.
9. scroll fluidic device as claimed in claim 8, is characterized in that, described center shell is provided with the discharge port of extending from described second discharge chamber.
10. scroll fluidic device as claimed in claim 8, it is characterized in that, described adjusting portion is formed by the inner side profile of the packing ring sealed between described center shell and back cover and the opening portion profile of described second discharge chamber.
11. scroll fluidic devices as claimed in claim 8, it is characterized in that, shell is provided with the discharge port of extending from described second discharge chamber in the rear.
12. scroll fluidic devices as claimed in claim 7, it is characterized in that, described scroll fluidic device is made up of scroll compressor, in this scroll compressor, described except meat portion formation accumulator, this accumulator is communicated with the discharge chamber be formed in described back cover, and stores the oil in this discharge chamber.
13. scroll fluidic devices as claimed in claim 12, is characterized in that, between described accumulator and described discharge chamber, be provided with filter.
14. scroll fluidic devices as claimed in claim 12, is characterized in that, described accumulator is communicated with via throttle orifice with described gallery shape space.
15. scroll fluidic devices as claimed in claim 7, it is characterized in that, described scroll fluidic device is made up of scroll compressor, in this scroll compressor, be formed with discharge chamber and suction chamber across partition in shell in the rear, this suction chamber is communicated with described gallery shape space via the described meat portion that removes.
16. scroll fluidic devices as claimed in claim 6, is characterized in that, described except meat portion is towards described fore shell side opening.
17. scroll fluidic devices as claimed in claim 16, is characterized in that, the described cross-section area except meat portion changes in device circumference.
18. scroll fluidic devices as claimed in claim 16, is characterized in that, the described meat portion that removes is communicated with described gallery shape space.
19. scroll fluidic devices as claimed in claim 18, it is characterized in that, described scroll fluidic device is made up of scroll compressor, in this scroll compressor, center shell is provided with towards the described inhalation port except meat portion.
20. scroll fluidic devices according to any one of claim 1 to 19, it is characterized in that, described scroll fluidic device can be used as Vehicular air-conditioning apparatus compressor.
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 CN102575672A (en) | 2012-07-11 |
| CN102575672B true 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 (6)
| 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 |
| CN101319673A (en) * | 2007-06-04 | 2008-12-10 | 株式会社丰田自动织机 | Electric compressor |
Family Cites Families (5)
| 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 |
| JP2003013872A (en) * | 2001-06-28 | 2003-01-15 | Toyota Industries Corp | Scroll type compressor and its refrigerant compressing method |
| JP3918814B2 (en) * | 2004-01-15 | 2007-05-23 | ダイキン工業株式会社 | Fluid machinery |
-
2009
- 2009-10-15 JP JP2009238234A patent/JP5421725B2/en active Active
-
2010
- 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
- 2010-10-12 IN IN2607DEN2012 patent/IN2012DN02607A/en unknown
- 2010-10-12 CN CN201080044204.5A patent/CN102575672B/en active Active
Patent Citations (6)
| 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 |
| 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 |
|---|---|
| JP2011085066A (en) | 2011-04-28 |
| JP5421725B2 (en) | 2014-02-19 |
| IN2012DN02607A (en) | 2015-09-04 |
| WO2011045921A1 (en) | 2011-04-21 |
| US20120263615A1 (en) | 2012-10-18 |
| CN102575672A (en) | 2012-07-11 |
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