CN106164489B - Scroll fluid machine - Google Patents

Scroll fluid machine Download PDF

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Publication number
CN106164489B
CN106164489B CN201580002111.9A CN201580002111A CN106164489B CN 106164489 B CN106164489 B CN 106164489B CN 201580002111 A CN201580002111 A CN 201580002111A CN 106164489 B CN106164489 B CN 106164489B
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CN
China
Prior art keywords
swirling scroll
scroll
hole
matrix
bearing
Prior art date
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Active
Application number
CN201580002111.9A
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Chinese (zh)
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CN106164489A (en
Inventor
冈本裕介
笹尾智浩
露口勇辅
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Miura Co Ltd
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Miura Co Ltd
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Publication date
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Publication of CN106164489A publication Critical patent/CN106164489A/en
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Publication of CN106164489B publication Critical patent/CN106164489B/en
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
    • F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
    • F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
    • 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
    • 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
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/18—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by varying the volume of the working chamber
    • F04C28/22—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by varying the volume of the working chamber by changing the eccentricity between cooperating members
    • 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
    • F04C2240/50—Bearings

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)

Abstract

Swirling scroll (2) from the one side of swirling scroll matrix (18) by the swirling scroll main body (17) that gyrate convolution roll bending (6) is provided with the two sides of baseplate part (16) by being releasably installed on the reception hole (19) of central portion and composition.Fixed eddy plate (5) is provided with gyrate fixed roll bending (50) in the one side of end plate (20), and is arranged to make to fix roll bending (50) and is engaged with convolution roll bending (6) and swirling scroll (2) is clipped in the middle.Bent axle (3) is arranged on circumferential multiple positions of swirling scroll matrix (18), by making to keep the eccentric axial portion (8) of swirling scroll matrix (18) synchronously to rotate via convolution bearing (29), so that swirling scroll (2) is circled round relative to fixed eddy plate (5).

Description

Scroll fluid machine
Technical field
The present invention relates to the scroll fluid machine as compressor, expanding machine or air blower etc..
Background technology
In the past, scroll fluid machine disclosed in known following patent documents 1.In scroll fluid machine, swirling scroll (21) first, second fixed eddy plate (2,3) that shell (1) is formed together with spacer (4) is arranged in a manner of it can circle round Between.Prevent the auxiliary crank (11) of the rotation of swirling scroll (21) and drive shaft (13) respectively via bearing (14,14,15, 16) support (9,10) of fixed eddy plate (2,3) can be rotatably provided in.Also, swirling scroll is made by drive shaft (13) (21) circumnutation is carried out with the radius of gyration of given size (e) relative to fixed eddy plate (2,3).By the circumnutation, make Each discharge chambe (31) continuous diminution respectively between each discharge chambe (30) and roll bending portion (8,24) between roll bending portion (7,23), by respectively Compressed successively in each discharge chambe (30,31) from the air of suction inlet (32,33) suction, and by the compressed air from tap (34,35) are discharged to outside.
Swirling scroll (21), which is included between runner plate portion (22A, 22B), is disposed with multiple cooling fins (22C, 22C ...) Runner plate (22), erect from runner plate portion (22A, 22B) surface of the runner plate (22) the roll bending portion (23,24) of setting and from mirror Three extensions (25,26,27) that the lateral radial outside in periphery of plate (22) protrudes.Also, extension (25,26,27) is respectively Each bent axle of auxiliary crank (11,12) and drive shaft (13) is supported in a manner of it can rotate via convolution bearing (28,29) (11A, 13A), when drive shaft (13) is driven in rotation, rotation is prevented by auxiliary crank (11,12), application has the chi The circumnutation of the radius of gyration of very little (e).
Citation
Patent document
Patent document 1：Japanese Unexamined Patent Publication 2003-120552 publications (summary, paragraphs 0013-0022)
In the prior art, swirling scroll is being integrally formed at the extension of the peripheral part of runner plate formed with convolution bearing Bearing hole.Therefore, carry out swirling scroll roll bending portion maintenance in the case of, it is necessary to from bent axle pull down swirling scroll entirety, Need to carry out the handling operation at bearing portion.
In addition, in the prior art, fixed eddy plate is being integrally formed at the support of the peripheral part of runner plate formed with main shaft The bearing hole held.Therefore, in the case where the maintenance in roll bending portion of whirlpool disk is fixed, it is necessary to which to pull down fixed eddy plate from bent axle whole Body is, it is necessary to carry out the handling operation at bearing portion.
Therefore, in the prior art, can not easily carry out because of surface treatment, the replacing of part caused by material, again Elimination that processing, foreign matter bite, internal cleaning etc..It is for example, close in the end of blade that the leading section of fixed roll bending, the roll bending that circles round is set Sealing is the consumable part that can be worn by slip, it is necessary to regularly replace, but can not easily change the end of blade seal.
In addition, in the prior art, as described above, extension of the swirling scroll in the peripheral part for being integrally formed at runner plate Bent axle is held in via convolution bearing.In the case of that construction, the heat from roll bending portion is easily transferred to bearing portion, Worry that lubricating grease, which occurs, in bearing portion exhausts.For example, (in other words, scroll fluid machine is being used as the expanding machine of water vapour Swirling scroll is rotated using steam and obtains the steam motor of power) in the case of, central portion (runner plate, the volume of swirling scroll Plate portion) steam of high temperature is exposed to, its heat transfer to bearing portion, worry to cause insufficient lubrication in bearing portion.By vortex flow It is same to worry that compression heat is transferred to the bearing portion of swirling scroll and produces bad feelings in the case that body machinery is used as compressor Condition.In addition, the thermal expansion of swirling scroll also turns into the reason for vibration in the operating of scroll fluid machine.
On the other hand, it is identical also to worry because of central portion (runner plate, roll bending portion) direction from fixed eddy plate for fixed eddy plate The heat transfer of the bearing portion of peripheral part (support) and cause insufficient lubrication in bearing portion.
The content of the invention
The invention problem to be solved
Therefore, the problem to be solved by the present invention is that one kind is provided in addition to swirling scroll, preferably for fixed eddy plate Also the scroll fluid machine that can be easily safeguarded.It can be prevented from convolution whirlpool in addition, the problem of the present invention is to provide Heat transfer of the central portion of disk towards peripheral part, the central portion from fixed eddy plate are towards the heat transfer of peripheral part so as to realizing bearing portion The scroll fluid machine of protection.
Means for solving the problems
The present invention completes to solve above-mentioned problem, and the 1st aspect of the present invention is related to a kind of scroll fluid machine Tool, it is characterised in that possess：Swirling scroll, it is by will be provided with returning for gyrate convolution roll bending on the two sides of baseplate part Vortex disc main body is releasably installed on the hole of central portion from the one side of swirling scroll matrix and formed；A pair of fixed eddy plates, its The one side of end plate is provided with gyrate fixed roll bending, and is arranged to make the fixation roll bending engage simultaneously with the convolution roll bending The swirling scroll is clipped in the middle；And multiple bent axles, it is arranged at circumferential multiple positions of the swirling scroll matrix, By making to keep the eccentric axial portion of the swirling scroll matrix synchronously to rotate via bearing, so that the swirling scroll is relative Circled round in the fixed eddy plate.
According to the 1st aspect of the present invention, swirling scroll include two sides have convolution roll bending swirling scroll main body and The swirling scroll matrix loaded and unloaded for the swirling scroll main body from one side, swirling scroll matrix are held in the inclined of bent axle via bearing Mandrel portion., just can be easily without carrying out the dismounting at bearing portion by pulling down swirling scroll main body from swirling scroll matrix Carry out the maintenance of swirling scroll main body.Also, due to two sides disposably can be provided with to the swirling scroll main body of convolution roll bending Handling operation when loading and unloading from the one side of swirling scroll matrix, therefore easily being safeguarded, can shorten the activity duration.
The 2nd aspect of the present invention is related to a kind of scroll fluid machine, it is characterised in that the swirling scroll and described Fixed eddy plate is installed on housing, and it is the accepting hole that can be circled round that the housing, which is formed through and houses the convolution roll bending, and It is provided with the bent axle with surrounding circumferential multiple positions of the accepting hole and the diameter parallel of accepting hole, also, the bent axle The receiving space of eccentric axial portion connects via opening portion to the accepting hole, baseplate part and the receipts of the swirling scroll main body That holds hole is configured at the housing perpendicularly to the axis, and the swirling scroll matrix is held in the bent axle via the opening portion Eccentric axial portion, also, the fixed eddy plate is releasably arranged in a manner of the swirling scroll main body is clipped in the middle The housing.
According to the 2nd aspect of the present invention, swirling scroll is configured to, by convolution roll bending configuration in the accepting hole of housing, and Housing is held in a manner of it can circle round.On the other hand, fixed eddy plate in a manner of the accepting hole for closing housing releasably It is arranged at housing.It is therefore not necessary to the bearing portion of swirling scroll is dismantled relative to housing just easily can pull down fixation from housing Whirlpool disk, additionally it is possible to easily carry out the maintenance of inside.
The 3rd aspect of the present invention is related to a kind of scroll fluid machine, it is characterised in that in the collecting of the housing The axial middle part in hole, formed in a manner of separation in the axial direction in the accepting hole and the inner side extension to the accepting hole There is a pair of flanges, the opening portion of the peripheral part of the swirling scroll between the pair of flange is than described in the housing The position of accepting hole in the outer part is remained by the bent axle and can circled round relative to the fixed eddy plate, the fixed whirlpool The end plate of disk is overlapping with the flange of the housing and is releasably fixed.
According to the 3rd aspect of the present invention, fixed whirlpool can be loaded and unloaded relative to the flange for the accepting hole for being arranged at housing Disk.Because flange is arranged on the axial middle part of accepting hole, therefore it can be configured in accepting hole and the end of fixed eddy plate is installed Plate, can compactly it assemble.
The 4th aspect of the present invention is related to a kind of scroll fluid machine, it is characterised in that as multiple bent axles, possesses By being powered or reclaiming power and powered driving bent axle and same via rotating synchro structure and the driving bent axle Step rotation from dynamic crankshaft, load and unload the opposite of direction relative to what the swirling scroll matrix load and unload in the swirling scroll main body Side, it is provided with the rotating synchro structure.
According to the 4th aspect of the present invention, swirling scroll main body is each bent axle relative to the handling direction of swirling scroll matrix The opposite side of mutual rotating synchro structure.Therefore, swirling scroll main body is not rotated relative to the handling of swirling scroll matrix Lazy-tongs hinder, and can easily carry out.
The 5th aspect of the present invention is related to a kind of scroll fluid machine, it is characterised in that the swirling scroll main body and institute Swirling scroll matrix is stated to be clamped with the first intermediate member in a manner of being not directly contacted with and be integrated, first intermediate member The low material of swirling scroll matrix is formed as described in thermal conductivity ratio.
According to the 5th aspect of the present invention, due to swirling scroll main body with swirling scroll matrix across thermal conductivity ratio convolution whirlpool The first low intermediate member of disk matrix and it is integrated, therefore the biography from swirling scroll main body to swirling scroll matrix can be prevented Heat, realize the protection of the bearing portion of swirling scroll matrix.In addition, the thermal expansion of swirling scroll matrix can be prevented, prevent from vibrating Generation.
The 6th aspect of the present invention is related to a kind of scroll fluid machine, it is characterised in that the swirling scroll and described Fixed eddy plate is installed on housing, and the fixed eddy plate is clamped with the second intermediate member in a manner of not contacted directly with the housing And fixed, the low material of the second intermediate member housing as described in thermal conductivity ratio is formed.
According to the 6th aspect of the present invention, and because fixed eddy plate is consolidated across the second low intermediate member of thermal conductivity ratio housing Due to housing, therefore the heat transfer from fixed eddy plate to housing can be prevented, realize the protection of the bearing portion of housing.
The 7th aspect of the present invention is related to a kind of scroll fluid machine, it is characterised in that on the swirling scroll matrix The reception hole for the baseplate part for storing the swirling scroll main body is formed, more than circumferential three of all side walls of the reception hole Position, by make leading section into the reception hole it is prominent in a manner of be provided with supporting member, the baseplate part of the swirling scroll main body Separate and be embedded in the reception hole with gap, by the leading section of the supporting member carry out relative to the reception hole radially Positioning.
According to the 7th aspect of the present invention, the baseplate part of swirling scroll main body separates is embedded in swirling scroll matrix with gap Reception hole, and the position of more than three of circumference by the leading section of supporting member progress relative to reception hole radially Positioning.In other words, the inner peripheral surface of the outer peripheral face of the baseplate part of swirling scroll main body and the reception hole of swirling scroll matrix does not support Connect, but be positioned via the leading section of supporting member.Therefore, it is possible to prevent from swirling scroll main body towards swirling scroll matrix Heat transfer, realize the protection of the bearing portion of swirling scroll matrix.
The 8th aspect of the present invention is related to a kind of scroll fluid machine, it is characterised in that the bent axle is arranged on described return Position more than circumferential three of vortex disk matrix, the position of described more than three, in the outer ring of the bearing and institute Stating the gap setting of the bearing hole of swirling scroll matrix has the force application component of annular shape.
According to the 8th aspect of the present invention, in the eccentric axial portion of whole bent axles, in the outer ring of bearing and swirling scroll matrix Bearing hole gap setting have annular shape force application component.Therefore, when swirling scroll is circled round, even if swirling scroll is because of centrifugation Power and relative to crankshaft vibration, the outer ring and the gap of the bearing hole of swirling scroll matrix that can also suppress bearing are landfilled, energy Enough gaps for keeping fixing as would be expected between the side of roll bending and the roll bending that circles round.Even if in addition, outer ring and the convolution of bearing The gap of the bearing hole of whirlpool disk matrix is filled completely, also can be relaxed impact by the effect of force application component, be prevented each roll bending Breakage.If force application component is formed by the low material of thermal conductivity ratio swirling scroll matrix, it helps prevent from swirling scroll base Heat transfer of the body to convolution bearing.
The 9th aspect of the present invention is related to a kind of scroll fluid machine, it is characterised in that the axle of the swirling scroll matrix Bearing bore is equally spaced in the circumference of the swirling scroll matrix, and it is bigger than the outer ring of the bearing to be formed as diameter, The mounting groove that outer peripheral face in the outer ring of the bearing is embedded in formed with the inner peripheral portion for the circular force application component, or The peace that the inner peripheral surface of the bearing hole of the swirling scroll matrix is embedded in formed with the peripheral part for the circular force application component Tankage.
According to the 9th aspect of the present invention, by the way that by swirling scroll, equally spaced position is held in bent axle, energy in the circumferential Enough ensure the smooth rotation of swirling scroll.In addition, mounting groove is set by the outer peripheral face in the outer ring of bearing, it is pre- to the mounting groove The inner peripheral portion of force application component is first embedded in, or the inner peripheral surface of the bearing hole in swirling scroll matrix sets mounting groove, to the mounting groove The peripheral part of embedded force application component in advance, then can make assembling operation easy, additionally it is possible to ensure installation strength.
The 10th aspect of the present invention is related to a kind of scroll fluid machine, it is characterised in that to the swirling scroll matrix Bearing hole is embedded with the guided rings of cylindrical shape, the circular force application component be not provided with the eccentric axial portion bearing it is outer The gap of circle and the bearing hole of the swirling scroll matrix, and it is arranged at the outer ring of the bearing of the eccentric axial portion and the guiding The gap of the endoporus of ring.
According to the 10th aspect of the present invention, cylindric guided rings can be embedded in the bearing hole of swirling scroll matrix, it is real The position adjustment radially of existing swirling scroll matrix and bent axle.Also, outer ring and guiding by the bearing in eccentric axial portion The gap setting force application component of the endoporus of ring, the 8th or the 9th mode identical action effect with the present invention can be played. It should be noted that mounting groove can also be set in the inner peripheral surface of the endoporus of guided rings, force application component is embedded in the mounting groove Peripheral part
The 11st aspect of the present invention is related to a kind of scroll fluid machine, it is characterised in that the bent axle is being configured at together The eccentric axial portion is prejudicially provided between main shaft part on one axis, the bent axle is across the both sides of the eccentric axial portion Main shaft part is held in the pair of fixed eddy plate in a manner of it can rotate via bearing or formed with a pair of fixed eddy plates The component being integrated, it is provided with the bent axle：First end difference, it is abutted for the unilateral end face of the inner ring of bearing, institute State main shaft part of the bearing holding across the side in the main shaft part of the both sides of the eccentric axial portion；And second end difference, it is supplied The unilateral end face of the inner ring of the bearing of the eccentric axial portion is kept to abut.
According to the 11st aspect of the present invention, by setting the first end difference and the second end difference on bent axle, by first End difference is used for the positioning to fixed eddy plate side, and the second end difference is used for into the positioning to swirling scroll side, easily carries out each whirlpool Disk is relative to the positioning in the axial direction of each bent axle.
The 12nd aspect of the present invention is related to a kind of scroll fluid machine, it is characterised in that keeps the main shaft of one The inner ring of the bearing in portion is screwed into the first retainer nut of main shaft part and first end difference in the case where being pressed into main shaft part Clamping, keeps the outer ring of the bearing of the main shaft part of one to be fixed on the fixed eddy plate or formed with the fixed eddy plate The component being integrated, the inner ring of bearing of the eccentric axial portion is kept to be screwed into eccentric axial portion in the case of eccentric axial portion is pressed into The second retainer nut and second end difference clamp, keep the outer ring of the bearing of the eccentric axial portion to be determined in the axial direction Position, and the gap of the bearing hole of the swirling scroll matrix is diametrically installed on via the force application component of annular shape.
According to the 12nd aspect of the present invention, the bearing of main shaft part of a side is kept with keeping the bearing of eccentric axial portion to distinguish It is pressed after inner ring is pressed into axle portion by retainer nut and is fixed on end difference.Thereby, it is possible to reliably by each axle Hold and be fixed on each axle portion.In addition, the outer ring of the bearing of the main shaft part of a side is kept to be fixed on fixed eddy plate or and fixed eddy plate Form the component that is integrated, keep the outer ring of the bearing of eccentric axial portion be positioned in the axial direction relative to swirling scroll matrix but Be not positioned radially, and via annular shape force application component be installed on swirling scroll matrix bearing hole gap.By The eccentric axial portion of whole bent axles, applying for annular shape is pre-set in the gap of the outer ring of bearing and the bearing hole of swirling scroll matrix Power component, so that when swirling scroll is circled round, even if swirling scroll can also suppress axle because of centrifugal force and relative to crankshaft vibration The outer ring held and the gap of the bearing hole of swirling scroll matrix are landfilled, and can keep fixing roll bending and convolution as would be expected Gap between the side of roll bending.Even if in addition, the gap of the bearing hole of outer ring and the swirling scroll matrix of landfill bearing completely, Impact can be relaxed by the effect of force application component, prevent the breakage of each roll bending.
In addition, the 13rd aspect of the present invention is related to a kind of scroll fluid machine, it is characterised in that possesses multiple as guarantor The bearing of the eccentric axial portion is held, the bearing makes end face overlap each other or adjuster and overlapping in end surfaces each other.
According to the 13rd aspect of the present invention, keeping multiple bearings of eccentric axial portion makes end face overlap each other or between end face It is overlapping across adjuster, the position adjustment in axial direction thus, it is possible to realize swirling scroll matrix and bent axle.
Invention effect
,, also can be easy preferably for fixed eddy plate in addition to swirling scroll according to the scroll fluid machine of the present invention Safeguarded on ground.In addition, according to different embodiments, additionally it is possible to prevent the biography from the central portion of swirling scroll towards peripheral part Heat, from the central portion of fixed eddy plate towards the heat transfer of peripheral part, so as to realize the protection of bearing portion.
Brief description of the drawings
Fig. 1 is the brief upward view for the scroll fluid machine for showing one embodiment of the invention.
Fig. 2 is Fig. 1 II-II sectional views.
Fig. 3 is the exploded perspective view of the swirling scroll of Fig. 1 scroll fluid machine formula.
Fig. 4 is the enlarged drawing of Fig. 2 left part.
Embodiment
Hereinafter, the specific embodiment of the present invention is described in detail with reference to the accompanying drawings.
Fig. 1~Fig. 4 is the sketch drawing for the scroll fluid machine 1 for showing one embodiment of the invention, and Fig. 1 is look up figure, and Fig. 2 is Fig. 1 II-II sectional views, Fig. 3 are the exploded perspective views of swirling scroll 2, and Fig. 4 is the enlarged drawing of Fig. 2 left part.Need to illustrate , below, for convenience of explanation, it (strictly speaking, due to being II-II sectional views, therefore is its left side to be set to Fig. 2 sometimes Point or right half part) upper and lower and left and right and describe direction, but the direction does not limit the posture of scroll fluid machine 1. Therefore,, can also for example in left-right direction in addition to bent axle 3 is configured along the vertical direction when using scroll fluid machine 1 Configuration.
The scroll fluid machine 1 of the present embodiment possesses housing 4, is held in via multiple bent axles 3 in a manner of it can circle round The swirling scroll 2 of the housing 4 and a pair of fixation whirlpools that housing 4 is removably secured in a manner of across the swirling scroll 2 Disk 5.It should be noted that bent axle 3 swirling scroll 2 peripheral part at least provided with two at, be preferably provided with three more than.In this reality Apply in example, bent axle 3 is arranged at circumferential equally spaced three positions of the peripheral part of swirling scroll 2.
The box-like that housing 4 is formed as a generally rectangular in the present embodiment, in central portion up/down perforation landform during top view The accepting hole 7 for that can circle round is housed into there is the convolution roll bending 6 by swirling scroll 2.In the circumference of the encirclement accepting hole 7 of housing 4 Multiple positions and accepting hole 7 diameter parallel be provided with bent axle 3, and the receiving space 9 of the eccentric axial portion 8 of the bent axle 3 Connected via opening portion 10 to accepting hole 7.
Specifically, the housing 4 of the present embodiment possesses substantially rectangular flat upper plate 11 and lower plate 12, and they are formed For mutual corresponding size.Also, upper plate 11 is configured with lower plate 12 in a manner of separation and parallel ground up and down, by appropriate External end edge is connected to each other by side plate 13.Now, upper plate 11 both can be such as Fig. 1 front and rear ora terminalis (in other words Fig. 2 with lower plate 12 Right side) be configured to connect the upper surface of lower surface and the lower plate 12 of upper plate 11 like that using side plate 13, can also be such as a Fig. 1 left side Right ora terminalis (in other words Fig. 2 left side) is configured to connect like that the end face and the end of lower plate 12 of upper plate 11 using side plate 13 Face.In addition, for each side plate 13, upper plate 11 and lower plate 12 can be both arranged on as the side plate 13 on Fig. 1 right side Ora terminalis whole region, upper plate 11 and the ora terminalis of lower plate 12 can also be arranged on as the side plate 13 in Fig. 1 left side It is local.Each plate 11~13 is releasably assembled using bolt 14, thus, such as can pull down upper plate 11 relative to each side plate 13. It should be noted that as the bolt 14, be not limited to the bolt of word surface implication, various screws can be used, this for Other bolts described later are also identical.
In upper plate 11 and the correspondence position of lower plate 12, openings of the open pore 7A as the accepting hole 7 is formed through Portion's (being in other words the opening portion of the hollow bulb in housing 4).Upper and lower open pore 7A is formed by the circular hole of formed objects.Illustrating In the case of example, the open pore 7A of top perisporium protrudes downwards compared with the lower surface of upper plate 11, the open pore 7A of lower section Perisporium protruded upward compared with the upper surface of lower plate 12.
In flange 15 of each open pore 7A bottom formed with annular shape.Specifically, the week of open pore 7A up The bottom of wall, flange 15 is provided with a manner of being radially oriented inner side and extend, on the other hand, in the open pore 7A of lower section week The upper end of wall, flange 15 is provided with a manner of being radially oriented inner side and extend.Each flange 15 of ratio in housing 4 is outside by footpath Hollow bulb of the position of side formed with ring-type, the hollow bulb turn into the receiving space 9 of the eccentric axial portion 8 of bent axle 3.Also, the receipts Hold opening portion 10 of the space 9 between a pair of flanges 15 continuously in a circumferential to accepting hole 7 (by upper and lower open pore 7A and the receipts The blank part of imagination connection between appearance space 9) opening.
As shown in FIG. 2 and 3, swirling scroll 2 is configured to, and gyrate convolution volume is provided with the two sides of baseplate part 16 The swirling scroll main body 17 that plate 6 forms releasably is installed on center from the one side (being upper surface here) of swirling scroll matrix 18 The reception hole 19 in portion.
Swirling scroll main body 17 is configured to, in the upper surface and lower surface of discoideus baseplate part 16 to be hung down with these faces The mode directly extended is provided with the convolution roll bending 6 of one or more tabular.Specifically, in the upper surface court of baseplate part 16 Right convolution roll bending 6 is set upward, on the other hand, there is setting convolution roll bending 6 downward in the lower surface of baseplate part 16.This When, each roll bending 6 that circles round is bent to the swirl shape of involute from the central portion of baseplate part 16 towards peripheral part.In the present embodiment In, according to Fig. 2 it is clear that shape, size and configuration corresponding to upper and lower convolution roll bending 6 is formed as mutual.
As shown in Fig. 2 in each convolution roll bending 6 from the extension leading section that baseplate part 16 extends (the convolution roll bending 6 of upside Upper end, downside convolution roll bending 6 bottom), for the leaf for filling its gap between the end plate 20 of fixed eddy plate 5 End seal 21 is set in a manner of removably along vortex.End of blade seal 21 is shown it should be noted that omitting in figure 3.
As shown in figure 3, in the peripheral part of baseplate part 16, the Extendible flake 22 for being radially oriented outside extension is arranged in the circumferential Multiple positions.In the present embodiment, using a pair of the Extendible flakes 22 being adjacent to as one group, between this group of Extendible flake waits in the circumferential Set every ground multigroup.Specifically, three groups of a pair of Extendible flakes 22 are integrally formed in the periphery of baseplate part 16 with 120 degree of intervals Portion.
Each Extendible flake 22 is formed as upper surface and 16 continuous tabular of baseplate part, as illustrated at the right side of figure 2, is formed as comparing base Plate portion 16 is thin.Also, as shown in figure 3, in the plate face of each Extendible flake 22, divided in a manner of separating in the circumference in baseplate part 16 Other up/down perforation formed with two bolt insertion holes 23.In addition, on two Extendible flakes 22, with the substantially footpath of baseplate part 16 Opposed mode is also formed with the pin-and-hole 25 for locking pin 24 described later insertion upwards.
Swirling scroll matrix 18 can be in such as circular shape in top view, but in the present embodiment such as Fig. 3 institutes Show and be shaped generally as triangle.Either which kind of situation, all storage has been formed through it in the central portion of swirling scroll matrix 18 The reception hole 19 of the baseplate part 16 of swirling scroll main body 17.
As described later, in the case where preventing from from swirling scroll main body 17 towards the heat transfer of swirling scroll matrix 18, receive The internal diameter in hole 19 received is sized greatly than the external diameter of baseplate part 16.In this case, the baseplate part 16 of swirling scroll main body 17 with It is embedded into swirling scroll matrix 18 in the mode of the inner peripheral surface and the spaced apart at gaps of the outer peripheral face of baseplate part 16 of reception hole 19 In reception hole 19.
Around the reception hole 19 of swirling scroll matrix 18, towards upper in a manner of the internal perisporium of reception hole 19 to be cut The recess 26 of side's opening and the Extendible flake 22 formed with storage swirling scroll main body 17.The bottom surface of the recess 26 is configured in reception hole 19 axial central portion.Can while be embedded in the Extendible flake 22 of swirling scroll main body 17 to the recess 26 of swirling scroll matrix 18, While it is embedded in the baseplate part 16 of swirling scroll main body 17 to the reception hole 19 of swirling scroll matrix 18.
In the bottom surface of each recess 26 of swirling scroll matrix 18, with being formed on the Extendible flake 22 of swirling scroll main body 17 Bolt insertion hole 23 has been correspondingly formed screwed hole 27.In addition, reception hole 19 it is approximately radial opposed two positions, The bottom surface of recess 26 has been provided projectingly upward locking pin 24.Therefore, by the lock for the recess 26 for making swirling scroll matrix 18 Tight pin 24 is embedded in the pin-and-hole 25 of the Extendible flake 22 of swirling scroll main body 17, and swirling scroll main body 17 can be realized relative to convolution whirlpool Positioning in the circumference of disk matrix 18.Also, by the way that bolt 28 is screwed into recess via the bolt insertion hole 23 of Extendible flake 22 26 screwed hole 27, swirling scroll main body 17 can be removably secured to swirling scroll matrix 18.Wherein, locking pin 24 with And pin-and-hole 25 according to circumstances can be omitted and set.
Details is aftermentioned, and convolution bearing 29 is respectively arranged with three corners of swirling scroll matrix 18, to return Vortex disk matrix 18 is maintained at the eccentric axial portion 8 (Fig. 2) of bent axle 3.In order to protect the convolution bearing 29 (more specifically to anti- Only lubricating grease exhausts), it is preferably prevented from the heat transfer from swirling scroll main body 17 towards swirling scroll matrix 18.Therefore, such as Fig. 3 institutes Show, preferably swirling scroll main body 17 is overlapping across the first intermediate member 30 with swirling scroll matrix 18, make it that they are not straight Contact.
In the present embodiment, the middle structure of washer-shaped is clamped between the lower surface of Extendible flake 22 and the bottom surface of recess 26 Part 30.In other words, swirling scroll master is passed through for swirling scroll main body 17 to be fixed on to the bolt 28 of swirling scroll matrix 18 The bolt insertion hole 23 of the Extendible flake 22 of body 17 and the screwed hole that swirling scroll matrix 18 is screwed into after the hole of intermediate member 30 In 27.
In illustrated example, swirling scroll main body 17 is fixed on swirling scroll matrix 18 using 12 bolts 28, wherein, one Half opening position, intermediate member 30 are set to thermal insulation barriers 30A, and in the opening position of remaining half, intermediate member 30 is set to spacer 30B.Specifically, in a pair of the recesses 26 and peace of the corresponding configuration in each corner of the swirling scroll matrix 18 with roughly triangular shape Between a pair of Extendible flakes 22 loaded on the recess 26, along reception hole 19 circumference for example according to spacer 30B, thermal insulation barriers 30A, Thermal insulation barriers 30A and spacer 30B order set intermediate member 30.
It should be noted that in the present embodiment, thermal insulation barriers 30A and spacer 30B are set to shape substantially identical to each other Shape and size, but can also be according to circumstances different and variant.It is corresponding by using the thickness with thermal insulation barriers 30A, hardness Spacer 30B, easily select thermal insulation barriers 30A material.If in addition, form spacer 30B by metal material as described later, It is readily available thickness and precision, additionally it is possible to suppress to deform caused by fastening load caused by bolt 28.By in recess 26 Thermal insulation barriers 30A is not only clamped between Extendible flake 22 and is also clamped with metal spacer 30B, so as to by swirling scroll master Body 17 is highly maintained specified altitude relative to the setting of swirling scroll matrix 18, by swirling scroll 2 and fixed eddy plate 5 up and down The configuration in direction is defined as specified configuration, can suppress the gap variation of the opening position of the end of blade seal 21,51 after assembling, energy Enough prevent fluid seepage.
Either which kind of situation, intermediate member 30 are formed by the low material of thermal conductivity ratio swirling scroll matrix 18.From this From the point of view of a bit, in the case of the spacer 30B that intermediate member 30 is foregoing, spacer 30B also serve as a kind of thermal insulation barriers and Play function.In the present embodiment, swirling scroll main body 17 and swirling scroll matrix 18 are formed by light-duty aluminium alloy, but in Between component 30 be, for example, ceramic or plastic thermal insulation barriers 30A, or the spacer 30B of stainless steel.It is also, such as foregoing Like that, the baseplate part 16 of swirling scroll main body 17 is with the inner peripheral surface of reception hole 19 and the spaced apart at gaps of the outer peripheral face of baseplate part 16 Mode be embedded into the reception hole 19 of swirling scroll matrix 18.In addition, recess 26 and convolution for swirling scroll matrix 18 The Extendible flake 22 of whirlpool disc main body 17, be not only the bottom surface of recess 26 with the lower surface of Extendible flake 22 across intermediate member 30 without straight Contact, and by forming the recess 26 enclosed than Extendible flake 22 big one, the side of recess 26 and the outer rim of Extendible flake 22 It is not directly contacted with.In addition, in addition to the bolt 28 used when swirling scroll main body 17 is fixed on into swirling scroll matrix 18, it is excellent Elect as, locking pin 24 also utilizes low material (the being stainless steel herein) formation of thermal conductivity ratio swirling scroll matrix 18 (aluminium alloy). By doing so it is possible, the heat transfer from swirling scroll main body 17 to swirling scroll matrix 18 can be prevented, convolution bearing 29 can be realized Protection.
Also, in the reception hole that the baseplate part 16 of swirling scroll main body 17 is embedded in swirling scroll matrix 18 at spaced intervals In the case of 19, positioning of the swirling scroll main body 17 relative to the radial direction of swirling scroll matrix 18 is preferably carried out as follows. That is, in all side walls of reception hole 19, leading section is preferably set in the position of more than three of circumference at equal intervals towards receipts with circumferential Receive prominent supporting member (31) in hole 19.In the present embodiment, at three of swirling scroll matrix 18 ends of roughly triangular shape Each central portion of edge, forms screwed hole 32 in a manner of radially penetrating, and the positioning as supporting member is screwed into the screwed hole 32 Screw 31 (such as hexagon socket set screw).Also, the leading section of positioning screw 31 is from all side walls of reception hole 19 towards inner side It is prominent.The leading section of positioning screw 31 and the peripheral part of the baseplate part 16 of swirling scroll main body 17 are abutted, keeps (clamping) base Plate portion 16, thus, it is possible to carry out positioning of the baseplate part 16 relative to the radial direction of reception hole 19.By make positioning screw 31 relative to Screwed hole 32 is retreated, and can adjust position of the baseplate part 16 relative to reception hole 19.Alternatively, it is also possible to use viscous as requested Positioning screw 31 is fixed on swirling scroll matrix 18 by mixture.Determining baseplate part 16 relative to reception hole using positioning screw 31 After 19 position, the position of positioning screw 31 is fixed, and can be on axial direction (direction vertical with the plate face of baseplate part 16) Swirling scroll main body 17 is loaded and unloaded relative to swirling scroll matrix 18.In order to prevent from swirling scroll main body 17 towards swirling scroll base The heat transfer of body 18, preferred orientation screw 31 are also formed by the low material of thermal conductivity ratio swirling scroll matrix 18, in the present embodiment Formed by stainless steel.It should be noted that in the case of this kind of construction, foregoing locking pin 24 is configured to pin-and-hole 25 Coordinated by gap and chimeric.
Swirling scroll matrix 18 peripheral part circumferential equally spaced three positions formed with the bearing towards bent axle 3 Hole 33.In the present embodiment, swirling scroll matrix 18 is in roughly triangular shape in top view, is passed through above and below its three corners Logical ground is formed with bearing hole 33.Each bearing hole 33 is shoulder hole, and large diameter hole 33a is configured with top, and path is configured with bottom Hole 33b.
Swirling scroll 2 is configured to, be configured with the accepting hole 7 of housing 4 convolution roll bending 6 in the state of, baseplate part 16 with And the configuration perpendicularly to the axis of swirling scroll matrix 18 and accepting hole 7.Now, swirling scroll matrix 18 via housing 4 flange Opening portion 10 between 15 and extend laterally from accepting hole 7.Thus, each bearing hole 33 of swirling scroll matrix 18 is configured than shell The flange 15 of body 4 leans on the position of radial outside.Also, swirling scroll 2 is kept via the convolution bearing 29 for being installed on bearing hole 33 In bent axle 3.Construct on the holding, describe afterwards.It should be noted that as shown in figure 1, bent axle 3 is arranged at the circumference of housing 4 Equally spaced three positions, be in the present embodiment mutually the same construction.In addition, the as shown in Fig. 2 axis of each bent axle 3 Configure along the vertical direction.Now, each bent axle 3 is arranged to the hollow bulb of up/down perforation housing 4.
As shown in Fig. 2 (particularly left side) and Fig. 4, main shaft part 34,35 of each bent axle 3 on same axis is configured at it Between eccentric setting have eccentric axial portion 8.In the present embodiment, the main shaft part 35 of downside is with tending to lower section and periodically undergauge, It is divided into large-diameter portion 35a, central diameter portion 35b and minor diameter part 35C.In addition, it is concentrically formed with the bottom of eccentric axial portion 8 expanding Portion 8a.
Each bent axle 3 is held in housing 4 in the main shaft part 34,35 across the both sides of eccentric axial portion 8 in a manner of rotating freely Upper plate 11 and lower plate 12.In the present embodiment, the main shaft part 34 of top is protected via upper bearing (metal) 36 in a manner of rotating freely The upper plate 11 of housing 4 is held in, the central diameter portion 35b of the main shaft part 35 of lower section is held in via lower bearing 37 in a manner of rotating freely The lower plate 12 of housing 4.
In each bent axle 3, the main shaft part of the side in the main shaft part 34,35 across the both sides of eccentric axial portion 8 is (in Fig. 2 The main shaft part of lower section) 35 axial middle part is provided with the first end difference 3a.Specifically, the main shaft part 35 of lower section as it is foregoing that Sample is formed as with the bar-shaped of ladder, and large-diameter portion 35a and central diameter portion 35b end difference (large-diameter portion 35a lower surface) is the first rank Terraced portion 3a.The upper surface of the inner ring of lower bearing 37 is connected to first end difference 3a.
In each bent axle 3, the axial one end (bottom in Fig. 2) in eccentric axial portion 8 is provided with the second end difference 3b. Specifically, eccentric axial portion 8 is provided with wide diameter portion 8a in bottom as described above, with the end difference between wide diameter portion 8a (wide diameter portion 8a upper surface) is the second end difference 3b.The lower surface of the inner ring of convolution bearing 29 is connected to second end difference 3b.It should be noted that it can also be multiple that the convolution bearing 29 for being arranged at eccentric axial portion 8, which can be one, in multiple feelings Under condition, configure and be connected to the second end difference 3b in the lower surface of the inner ring of the convolution bearing 29 of bottom.In illustrated example, inclined In mandrel portion 8 by up and down it is overlapping in a manner of be provided with two convolution bearings 29.
In the upper plate 11 of housing 4 and three circumferential positions corresponding with the set location of bent axle 3 of lower plate 12, the above The mode of lower insertion is formed with shaft mounting hole 38,39.The shaft mounting hole 38 of the upper plate 11 of housing 4 is formed as shoulder hole, in lower section Formed with diameter holes 38a, up formed with large diameter hole 38b.The shaft mounting hole 39 of the lower plate 12 of housing 4 is again formed as ladder Hole, up formed with diameter holes 39a, in large diameter hole 39b formed below.
Upper bearing (metal) 36 and lower bearing 37 are formed by rolling bearing in the present embodiment.Rolling bearing structure as well-known Turn into, be configured to arrange in its circumferential direction between the substantially cylindric inner ring of concentric circles and outer ring and maintaining multiple rollings Kinetoplast.Thus, the inner ring of rolling bearing rotates freely with outer ring via rolling element.It should be noted that it is arranged at eccentric shaft Each convolution bearing 29 in portion 8 also uses and upper bearing (metal) 36 and the identical structure of lower bearing 37 in the present embodiment.
Fixation of the lower bearing 37 to the lower plate 12 of housing 4 is carried out as follows.That is, the outer ring of lower bearing 37 is pressed into big Footpath hole 39b, until the upper surface of outer ring and the diameter holes 39a and large diameter hole 39b of the shaft mounting hole 39 of lower plate 12 end difference are (big Footpath hole 39b upper surface) abut.Then, make the locating snap ring 40 of annular shape overlapping with the lower surface of lower plate 12 simultaneously using bolt 41 It is fixed.Thus, the outer ring of lower bearing 37 is sandwiched between the end difference of shaft mounting hole 39 and locating snap ring 40 and fixed.
The central diameter portion 35b of the main shaft part 35 of lower section is pressed into the inner ring of lower bearing 37.That is, by the central diameter portion of main shaft part 35 35b is pressed into the inner ring of lower bearing 37, until the upper surface of the inner ring of lower bearing 37 abuts with the first end difference 3a.Also, due to Central diameter portion 35b bottom is threaded portion, therefore the first retainer nut 42 is screwed into the threaded portion.Thus, lower bearing 37 is interior Circle is sandwiched between the first end difference 3a and retainer nut 42 and fixed.
Fixation of the upper bearing (metal) 36 to the upper plate 11 of housing 4 is carried out as follows.That is, the outer ring of upper bearing (metal) 36 is held in Bearing housing 43, bearing housing 43 is embedded in large diameter hole 38b, until the flange lower surface and the upper surface of upper plate 11 of bearing housing 43 are supported Connect.Then, the flange of bearing housing 43 is fixed on to the upper surface of upper plate 11 using bolt 44.On the other hand, by the main shaft of top Portion 34 is pressed into the inner ring of upper bearing (metal) 36.
Three bent axles 3 are so that the mode of the aligned in position (in other words making phase alignment) of eccentric axial portion 8 is same by rotating Walk mechanism 45 and synchronous rotary.Rotating synchro structure 45 can use gear, but use timing belt 46 in the present embodiment.Specifically Ground says that the main shaft part 35 (minor diameter part 35C) in the lower section of each bent axle 3 is fixed with synchronous pulley 47, these synchronous pulleys 47 it Between wind timing belt 46.Now, as shown in figure 1, timing belt 46 is also wound on jockey pulley 48, by the position for adjusting jockey pulley 48 (relative to the position of the radial direction of accepting hole 7) is put, the tension force of timing belt 46 can be adjusted.
It should be noted that one (being the bent axle of the bottom right in Fig. 1 in the present embodiment) in three bent axles 3 is from outer Portion is transfused to the driving bent axle 3A for being powered (or exporting recovery power to outside), and remaining two are not carry out directly so Input (or output) from dynamic crankshaft 3B.Detailed content is aftermentioned, is compressor or air blower in scroll fluid machine 1 In the case of, assign and being powered (in other words input power) externally to driving bent axle 3A, it is adjoint and this, it is also same by rotation Walk mechanism 45 and make to rotate from dynamic crankshaft 3B, and swirling scroll 2 is circled round.On the other hand, it is expanding machine in scroll fluid machine 1 In the case of, utilize supplied fluid swirling scroll 2 is circled round, rotate each bent axle 3 by rotating synchro structure 45, to Bent axle 3A is driven to assign recovery power (in other words exporting power).
Counterweight 49 is provided with each bent axle 3, to carry out the smoothly rotation of swirling scroll 2.In the present embodiment In, it is respectively arranged with balance in the upper end of the bottom of the main shaft part 34 of upside and the large-diameter portion 35a of the main shaft part 35 of downside Counterweight 49.
Each fixed eddy plate 5 has been vertically arranged one or more tabular in the one side of discoideus end plate 20 with its plate face Fixation roll bending 50.Specifically, in fig. 2, the fixed eddy plate 5 of upside is provided with downward solid in the lower surface of end plate 20 Determine roll bending 50, the fixed eddy plate 5 of downside is provided with upward fixed roll bending 50 in the upper surface of end plate 20.Now, fixed volume Plate 50 be arranged to convolution 6 corresponding number of roll bending, shape and size, from the central portion of end plate 20 towards peripheral part Curved As the swirl shape of involute.In extension leading section (the fixation roll bending 50 of upside extended from end plate 20 of each fixed roll bending 50 Bottom, downside fixation roll bending 50 upper end), be releasably provided with along vortex for by itself and swirling scroll 2 The end of blade seal 51 of gap landfill between baseplate part 16.
The periphery roll bending 52 of cylindrical shape is provided with a manner of surrounding fixed roll bending 50 on each fixed eddy plate 5.Specifically Say, in fig. 2, the fixed eddy plate 5 of upside is provided with downward periphery roll bending 52, the fixation of downside in the lower surface of end plate 20 Whirlpool disk 5 is provided with upward periphery roll bending 52 in the upper surface of end plate 20.The height of periphery roll bending 52 (extends from end plate 20 Extension size) it is generally corresponding to fixing the height (the extension size extended from end plate 20) of roll bending 50.In each periphery roll bending 52 From the extension leading section upper end of the periphery roll bending 52 of downside (bottom of the periphery roll bending 52 of upside) that end plate 20 extends, Circumferentially releasably it is provided with the outer seal 52A of one or more ring-type.
Each fixed eddy plate 5 is releasably arranged at housing 4 in the state of making to fix roll bending 50 and being engaged with convolution roll bending 6 Up and down.Specifically, the fixed eddy plate 5 of upside makes the upper surface of the peripheral part of end plate 20 and the flange 15 of the upside of housing 4 weight Folded and bolt 53 is fixed as loading and unloading.In addition, the fixed eddy plate 5 of downside makes the convex of the peripheral part of end plate 20 and the downside of housing 4 The lower surface of edge 15 is overlapping and is fixed as loading and unloading by bolt 53.It should be noted that housing 4 flange 15 it is circumferential Multiple positions are provided with locking pin 55, the locking pin 55 are embedded in the pin-and-hole set on the end plate 20 of fixed eddy plate 5, so as to complete Fixed eddy plate 5 is relative to the positioning in the circumference of housing 4.
It is identical with the situation of swirling scroll 2, for fixed eddy plate 5, for protection setting in the upper bearing (metal) 36 of housing 4 and Lower bearing 37 (more specifically prevents lubricating grease from exhausting), it is also preferred that preventing the heat transfer from fixed eddy plate 5 towards housing 4.For This, as shown in Fig. 2 and Fig. 4, preferably fixed eddy plate 5 is overlapping across the second intermediate member 54 with housing 4, to cause them not Directly contact.
Specifically, as long as making the flange 15 of housing 4 overlapping i.e. across intermediate member 54 with the end plate 20 of fixed eddy plate 5 Can.The intermediate member 54 both can be to supply to be used to lead on the bolt 53 for the flange 15 that the end plate 20 of fixed eddy plate 5 is fixed on housing 4 The washer-shaped crossed or the circumferential overall overlapping annular shape with the flange 15 of housing 4.Alternatively, it is also possible to circle round whirlpool In the same manner, as intermediate member 54, combination has thermal insulation barriers and spacer to the situation of disk 2.Either which kind of situation, intermediate member 54 All formed by the low material of thermal conductivity ratio housing 4.
Also, the end plate 20 of fixed eddy plate 5 is between being spaced apart of open pore 7A inner peripheral surface and the outer peripheral face of end plate 20 The mode of gap is embedded in the open pore 7A of housing 4.In addition, in the position of the flange 15 of housing 4, the periphery roll bending 52 of fixed eddy plate 5 Also it is embedded in a manner of the inner peripheral surface of flange 15 is with the spaced apart at gaps of the outer peripheral face of periphery roll bending 52.In addition, except being used in Fixed eddy plate 5 is fixed on outside the bolt 53 of housing 4, preferably locking pin 55 also by the low material of thermal conductivity ratio housing 4 (herein It is stainless steel) formed.By doing so it is possible, the heat transfer from fixed eddy plate 5 towards housing 4 can be prevented, upper bearing (metal) 36 can be realized And the protection of lower bearing 37.
Next, according to Fig. 2 and Fig. 4, the holding that swirling scroll 2 is kept to the eccentric axial portion 8 of bent axle 3 is constructed and carried out Explanation.The eccentric axial portion 8 of bent axle 3 is pressed into the inner ring of convolution bearing 29 and fixed.In the present embodiment, two convolution bearings 29 Eccentric axial portion 8 is overlappingly pressed into up and down.Now, the lower surface of the inner ring of the convolution bearing 29 of lower section is made to be supported with the second end difference 3b Connect.Also, it is screwed into the threaded portion because the upper end of eccentric axial portion 8 is threaded portion, therefore by the second retainer nut 56.Thus, The inner ring of convolution bearing 29 is sandwiched between the second end difference 3b and retainer nut 56 and fixed.
On the other hand, between the outer ring of convolution bearing 29 and the bearing hole 33 (large diameter hole 33a) of swirling scroll 2, separate Small gap, and the force application component 57 of annular shape is provided with the gap.The force application component 57 can be flexible Ring (such as o-ring) or stiff ring (such as resin ring of engineering plastics).If it should be noted that by The low material of thermal conductivity ratio swirling scroll matrix 18 forms force application component 57, and also having helped prevents from swirling scroll matrix 18 to returning Spin axis holds 29 heat transfer.
More specifically, the large diameter hole 33a of the bearing hole 33 of swirling scroll matrix 18 is formed as outer than convolution bearing 29 The diameter of circle is sized greatly.In addition, in the present embodiment, the outer peripheral face in the outer ring of convolution bearing 29, circumferentially formed with The mounting groove being embedded in for the inner peripheral portion of force application component 57.Also, the peace of the inner peripheral portion insertion outer ring of circular force application component 57 Tankage, on the other hand, the bearing hole 33 of peripheral part insertion swirling scroll matrix 18.But it is also possible to structure as replacing and In the inner peripheral surface of bearing hole 33, mounting groove is set, the peripheral part of circular force application component 57 is embedded in the mounting groove of bearing hole 33, On the other hand, the outer ring of inner peripheral portion insertion convolution bearing 29.Either which kind of situation, circular force application component 57, which configures, to return Spin axis holds 29 outer ring and the gap of the bearing hole 33 of swirling scroll matrix 18.It should be noted that in the present embodiment, each time Spin axis holds 29 and is held in bearing hole 33 via the force application component 57 of annular shape in two positions up and down of the outer peripheral face of outer ring.
Also, all wall upper surfaces of the bearing hole 33 in swirling scroll matrix 18 are fixed with locating snap ring by bolt 59 58.It is preferred that the locating snap ring 58 allows movement radially of the swirling scroll 2 relative to outer ring, and limit the movement on axial direction.
Eccentric axial portion 8 and the concentric arrangement of bearing hole 33 simultaneously rotate, the outer peripheral face and bearing hole 33 of the outer ring for the bearing 29 that circles round Large diameter hole 33a inner peripheral surface gap (one side) X in the present embodiment than fixed roll bending 50 and circle round roll bending 6 side between Gap (gap of the radial direction of roll bending) Y minimum setting value (design gaps between two roll bendings 50,6 under closest approach) is more It is small, for example, being the substantially half (such as 20~30 μm) of the minimum setting value.In this case, even if assuming swirling scroll 2 Vibrated because of centrifugal force relative to eccentric axial portion 8, fill the gap X, cause convolution roll bending 6 to be intended to collide with fixed roll bending 50, But because the large diameter hole 33a of bearing hole 33 outer peripheral face of outer ring of the inner peripheral surface first with the bearing 29 that circles round abuts, therefore can Prevent the breakage caused by the collision of two roll bendings 50,6.Further, it is possible to prevent that the gap X from being filled out by force application component 57 Bury, even and if the gap X be landfilled and also can slowly fill.
By doing so it is possible, the outer peripheral face of convolution bearing 29 is kept with large diameter hole 33a's using circular force application component 57 The gap of inner peripheral surface.Thus, filled by force application component 57 between the outer ring of convolution bearing 29 and the bearing hole 33 of swirling scroll 2 Gap, and in the adjustment that gap can also be carried out in the case of elastic deformation.
As shown in Figure 1 and Figure 2, the first opening 60 is respectively arranged with the outer circumferential side of a pair of fixed eddy plates 5, on the other hand Central portion is provided with the second opening 61.It should be noted that tubulose is installed in the first opening 60 and the second opening 61 Be open material 62,63.In addition, in fig. 2, according to circumstances it can also open up through hole in the center of the baseplate part 16 of swirling scroll 2 And the second opening 61 for making to show up and down is interconnected.
In the assembling of the scroll fluid machine 1 of the present embodiment, preferably carry out as follows.I.e., first, in advance by under Bearing 37 is installed on lower plate 12.On the other hand, bent axle 3 is installed on back in advance via convolution bearing 29 and force application component 57 Vortex disk 2.Then, it is embedded in the lower bearing 37 of lower plate 12 and each bent axle 3 of swirling scroll 2 is installed.Now, each bent axle 3 is installed For defined posture (in other words, make the position of eccentric axial portion 8 to it and in the absence of phase difference state).Upper plate is installed afterwards 11, but now, upper bearing (metal) 36 is set between upper plate 11 and bent axle 3.Finally, if by fixed eddy plate 5 be fixed on upper plate 11 with And the open pore 7A of lower plate 12.
Because the scroll fluid machine 1 of the present embodiment is formed in the above described manner, thus, for example as compressor or drum In the case of blower fan, as long as making driving bent axle 3A rotate (in other words input power).For example, the one of driving bent axle 3A The direct output shaft for linking, motor (omitting diagram) in other words being connected via shaft coupling of the main shaft part 35 of side.
Thereby, it is possible to swirling scroll 2 is circled round relative to fixed eddy plate 5.Now, the supply to driving bent axle 3A supplies is moved Power is also transferred to from dynamic crankshaft 3B, three synchronous rotaries of bent axle 3 via rotating synchro structure 45.When make swirling scroll 2 relative to , can be while by the fluid in convolution roll bending 6 and fixed roll bending 50 from the suction fluid of the first opening 60 when fixed eddy plate 5 circles round Between compress, while making the fluid from the laterally inner side movement of the outer end of its vortex, from the discharge of the second opening 61.
On the other hand, such as in the case of as expanding machine, rotate swirling scroll 2 by fluid, to driving bent axle 3A applies rotary driving force (in other words exporting power).For example, directly link, in other words by shaft coupling in driving bent axle 3A Device and connect by the input shaft of the motivation machinery of driving (inflated machine).
Also, when making fluid be flowed into from the second opening 61, swirling scroll 2 is set to circle round using the power of fluid, fluid is on one side Expansion from the first opening 60 while discharge.Thereby, it is possible to the rotary driving force that swirling scroll 2 is obtained from driving bent axle 3A to be used as back Receive power.It should be noted that now, the also rotation synchronous with driving bent axle 3A via rotating synchro structure 45 from dynamic crankshaft 3B Turn.
In addition, the scroll fluid machine 1 of the present embodiment can also use as follows, i.e. make driving bent by motor Axle 3A rotates round about, is discharged from the suction fluid of the second opening 61, and to the first opening 60.
By doing so it is possible, the scroll fluid machine 1 of the present embodiment can act as compressor, expanding machine, air blower, vavuum pump Deng.It should be noted that the fluid for being allowed to compress or expanding etc. is not particularly limited, it is each that air, steam, refrigerant etc. can be corresponded to Kind fluid.
In the scroll fluid machine 1 of the present embodiment, swirling scroll 2 is configured to, and convolution roll bending 6 is configured in housing 4 In accepting hole 7, housing 4 is held in a manner of it can circle round in the position than accepting hole 7 in the outer part.On the other hand, fixed whirlpool Disk 5 is configured to, and fixed roll bending 50 is configured in the accepting hole 7 of housing 4, can be loaded and unloaded in a manner of the accepting hole 7 for closing housing 4 Ground is arranged at the flange 15 of accepting hole 7.Now, the end plate 20 of fixed eddy plate 5 is also housed in accepting hole 7, so as to compact Ground is formed.
Due to structure as use, therefore the bearing portion without dismantling swirling scroll 2 relative to housing 4 just can be easy Fixed eddy plate 5 is pulled down from housing 4 in ground.Thereby, it is possible to easily carry out because surface treatment, the replacing of part caused by material, Elimination that reprocessing, foreign matter bite, internal cleaning etc..For example, it can easily carry out the end of blade seal of convolution roll bending 6 21st, the outer seal 52A of the end of blade seal 51 of fixed roll bending 50 and periphery roll bending 52 replacing.
Additionally it is possible to load and unload swirling scroll main body 17 relative to swirling scroll matrix 18.In this case, in illustrated example In, although more or less needing the dismounting at the upper bearing (metal) 36 of housing 4, the dismounting at convolution bearing 29, energy need not be carried out It is enough to pull down swirling scroll main body 17 upward from swirling scroll matrix 18.Therefore, it is possible to identical with fixed eddy plate 5 returned The maintenance of vortex disc main body 17.Also, due to can disposably by two sides be provided with convolution roll bending 6 swirling scroll main body 17 from The top handling of swirling scroll matrix 18, therefore easily handling operation when being safeguarded, can shorten the activity duration.
It should be noted that when enabling swirling scroll main body 17 to be loaded and unloaded relative to swirling scroll matrix 18, as long as energy It is enough swirling scroll main body 17 is loaded and unloaded relative to swirling scroll matrix 18 via the accepting hole 7 of housing 4, then more preferably. In this case, the internal diameter that the external diameter of the baseplate part 16 of swirling scroll main body 17 is formed as the accepting hole 7 than housing 4 is small, further Internal diameter than the flange 15 of accepting hole 7 is small.Therefore, it is possible to after fixed eddy plate 5 is pulled down from housing 4, from swirling scroll matrix 18 further pull down swirling scroll main body 17.Further, it is possible to the operation is carried out via the accepting hole 7 of housing 4, due to being not accompanied by Handling at any bearing portion, therefore workability further improves.
In addition, according to the scroll fluid machine 1 of the present embodiment, in the eccentric axial portion 8 of whole bent axles 3, in convolution bearing 29 The gap setting of bearing hole 33 of outer ring and swirling scroll 2 have the force application component 57 of annular shape.Thus, returned in swirling scroll 2 During rotation, even if swirling scroll 2 is vibrated because of centrifugal force and relative to bent axle 3, it can also suppress outer ring and the convolution of convolution bearing 29 The gap of the bearing hole 33 of whirlpool disk 2 is landfilled, and can keep fixing between the side of roll bending 50 and the roll bending 6 that circles round as would be expected Gap Y.
For example, as shown in Fig. 2 left-half, in the state of the eccentric axial portion 8 of bent axle 3 configures to the leftmost side, convolution Whirlpool disk 2 vibrates to the left because of centrifugal force, in the right side week side of eccentric axial portion 8, the fit clearance X for the bearing 29 that circled round with landfill Mode apply load, fixed roll bending 50 is wanted close with convolution roll bending 6.However, the load, energy are supported by force application component 57 Enough outer rings for suppressing convolution bearing 29 and the gap X of the bearing hole 33 of swirling scroll 2 are landfilled, and can be kept as would be expected Gap Y between the side of fixed roll bending 50 and the roll bending 6 that circles round.In addition, even if outer ring and the axle of swirling scroll 2 of convolution bearing 29 The gap X of bearing bore 33 is filled completely, also can be relaxed impact by the effect of force application component 57, be prevented the broken of each roll bending 50,6 Damage.Such effect can continuously be realized successively with the convolution of swirling scroll 2 along the circumference of bent axle 3.So, due to can Gap Y between adjust automatically roll bending 50,6, therefore the machining accuracy compared with the past that each component can be relaxed, assembling essence Degree.Further, since gap Y that can be between adjust automatically roll bending 50,6, therefore the performance of scroll fluid machine 1 can also be made steady It is fixed.
In addition, according to the scroll fluid machine 1 of the present embodiment, by setting the first end difference 3a and second on bent axle 3 End difference 3b, it is for the positioning to the side of fixed eddy plate 5 by the first end difference 3a, by the second end difference 3b is used for convolution whirlpool The positioning of the side of disk 2, so as to which each whirlpool disk 2,5 becomes easy relative to the axial positioning of bent axle 3.In other words, by keep solid The bearing abutment face (the band end difference that the upper surface of lower bearing 37 abuts) of the lower plate 12 of the housing 4 of static vortex disk 5 as benchmark after Continuous each component of assembling, so as to mechanically determine the axial location of swirling scroll 2.Although also, it is arranged at returning for eccentric axial portion 8 The inner ring that spin axis holds 29 is fixed on eccentric axial portion 8, but because outer ring is not secured to bearing hole 33, therefore above-mentioned volume will not be hindered The gap Y of radial direction between plate 50,6 adjustment function.
The scroll fluid machine 1 of the present invention is not limited to the structure of above-described embodiment, can suitably change.Particularly, only Have：(a) the gyrate swirling scroll main body 17 that forms of convolution roll bending 6 is provided with the two sides of baseplate part 16 from convolution whirlpool The one side of disk matrix 18 is releasably installed on the swirling scroll 2 of the reception hole 19 of central portion；(b) it is arranged to the list in end plate 20 Face is provided with gyrate fixed roll bending 50 and by making the fixation roll bending 50 be engaged with convolution roll bending 6 to clamp swirling scroll 2 A pair of fixed eddy plates 5；And (C) is arranged at the multiple positions of circumference of swirling scroll matrix 18 and by making via convolution bearing The eccentric axial portion 8 of 29 holding swirling scroll matrixes 18 synchronously rotates and swirling scroll 2 is circled round relative to fixed eddy plate 5 more Individual bent axle 3, then other structures can suitably change.
For example, in the above-described embodiments, fixed eddy plate 5 and housing 4 can also be integrally formed.Specifically, can also Upper plate 11 and the fixed eddy plate 5 of upside are integrally formed, lower plate 12 and the fixed eddy plate 5 of downside are integrally formed.
In addition, in the above-described embodiments, the fin of cooling can also be set in the peripheral part of swirling scroll matrix 18.Example Such as, can also swirling scroll matrix 18 outer peripheral face with the equally circumferentially spaced fin extended laterally.Now, fin had been both Can be integrally formed with swirling scroll matrix 18, can also be overlapping and integrated with the peripheral part of swirling scroll matrix 18.Rear In the case of person, in order to improve the close property of swirling scroll matrix 18 and fin, fin can also be clamped between the two.Pass through Pre-set fin on swirling scroll matrix 18, when swirling scroll 2 is circled round, by circumnutation generation and extraneous air it Between forced convertion heat transfer, promote swirling scroll 2 cooling.
In addition, by forming appropriate groove (such as with swirling scroll matrix 18 in the peripheral part of swirling scroll matrix 18 Thickness direction on separation and the mode of the circumferentially extending to swirling scroll matrix 18 forms rectangular-shaped groove respectively), can also With with fin identical action effect.Pass through the circumferentially arranged multiple grooves of the peripheral part in swirling scroll matrix 18, Neng Gouzeng Add heat transfer area, efficiently realize air cooling.In addition, by being set to rectangular-shaped groove, intensity decreases are also less, and cooling air stream is not only Formed in the axial direction, also formation and the flowing on axle direction at a right angle, therefore flowing of the air relative to groove will not be hindered, The air cooling of swirling scroll 2 can efficiently be carried out.
In addition, in the above-described embodiments, particularly air cooling or water cooling can also be carried out to fixed eddy plate 5 in end plate 20. For example, it is also possible in the end plate 20 of fixed eddy plate 5, and be in the component with fixing the face of 50 opposite side of roll bending or overlapping Between set and form the sleeve component in water flowing portion, water is circulated in the water flowing portion.
In addition, in the above-described embodiments, swirling scroll main body 17 is installed in swirling scroll matrix 18 during top view In the case of swirling scroll 2, in the desired position of center of gravity and the center of gravity of the convolution roll bending 6 of swirling scroll main body 17 of swirling scroll 2 In the case that position is slightly different, the weightening portion of appropriate balanced adjustment can also be set in swirling scroll matrix 18 to adjust The position of centre of gravity of swirling scroll 2.In other words, the center of gravity of swirling scroll main body 17 can be adjusted in the side of swirling scroll matrix 18 Position.Also, need not expand the profile of swirling scroll matrix 18 can just obtain the overall balance of swirling scroll 2.Need to illustrate If being encoded in the weighting members display member for being arranged at swirling scroll matrix 18, component management also becomes easy.
In addition, in the above-described embodiments, end of blade seal 21, the leaf of fixed roll bending 50 of convolution roll bending 6 can also be omitted The setting of any seal above in the outer seal 52A of end seal 51 and periphery roll bending 52.In this case, Easily be fixed whirlpool disk 5 relative to the handling of housing 4, swirling scroll main body 17 relative to swirling scroll matrix 18 handling, So it can easily carry out the maintenance of inside.Therefore, it is possible to easily carry out for the surface treatment of component, material should The elimination that is bitten to, foreign matter, internal cleaning etc..
Shape is formed as a generally rectangular in addition, in the above-described embodiments, during 4 top view of housing, but is not limited thereto, Toroidal, triangle can be set to, other are polygon-shaped.
In addition, in the above-described embodiments, the accepting hole 7 of housing 4 is provided with flange 15, by the end plate 20 of fixed eddy plate 5 Peripheral part be overlappingly installed on the flange 15, but the setting of flange 15 can also be omitted, by the outer of the end plate 20 of fixed eddy plate 5 The overlapping upper and lower surface (upper surface, the lower surface of lower plate 12 of upper plate 11) for being installed on housing 4 in all portions.In this case, also only In advance fixed eddy plate 5 to be configured to load and unload relative to housing 4 using the grade of bolt 53.
In addition, in the above-described embodiments, the radical of bent axle 3 is set to three, but more than four can also be set to.In the feelings Under condition, if also will wherein one be set to drive bent axle 3A, residue is set to, from dynamic crankshaft 3B, via rotating synchro structure 45 make Its synchronous rotary.
In addition, in the above-described embodiments, the guiding of cylindrical shape can also be embedded in the bearing hole 33 of swirling scroll matrix 18 Ring.In this case, circular force application component 57 replaces being arranged at the axle of the outer ring and swirling scroll matrix 18 of eccentric axial portion 8 The gap of bearing bore 33 and be arranged at the outer ring of eccentric axial portion 8 and the gap of the endoporus of guided rings.By doing so it is possible, it can realize back The position adjustment radially of vortex disk 2 and bent axle 3.
In addition, in the above-described embodiments, possess multiple convolution bearings 29 as the bearing for keeping eccentric axial portion 8, but should Bearing 29 circle round each other in addition to end face is overlapped each other, in end surfaces can also adjuster and overlapping.Adjuster example Such as be formed as cylindric and be configured at outer ring.By doing so it is possible, swirling scroll 2 and the position in the axial direction of bent axle 3 can be realized Adjustment.In the same manner, in the case where convolution bearing 29 is one, can also adjuster be used to realize swirling scroll 2 and bent axle 3 Position adjustment on axial direction.
Description of reference numerals
1 scroll fluid machine
2 swirling scrolls
3 bent axle (3a：First end difference, 3b：Second end difference)
3A drives bent axle
3B is from dynamic crankshaft
4 housings
5 fixed eddy plates
6 convolution roll bendings
7 accepting holes
8 eccentric axial portions
9 receiving spaces
10 opening portions
15 flanges
16 baseplate parts
17 swirling scroll main bodys
18 swirling scroll matrixes
19 reception holes
20 end plates
29 convolution bearings
30 first intermediate members
31 positioning screws (supporting member)
33 bearing holes
34 (upside) main shaft parts
35 (downside) main shaft parts
36 upper bearing (metal)s
37 lower bearings
40 locating snap rings
42 first retainer nuts
45 rotating synchro structures
46 timing belts
50 fix roll bending
54 second intermediate members
56 second retainer nuts
57 force application components
58 locating snap rings
60 first openings
61 second openings

Claims (13)

  1. A kind of 1. scroll fluid machine, it is characterised in that
    Possess：
    Swirling scroll, it is rolled up by will be provided with gyrate convolution towards peripheral part from central portion respectively on the two sides of baseplate part The swirling scroll main body of plate is releasably installed on central portion from the one side for the swirling scroll matrix for being shaped generally as triangle Reception hole and form；
    A pair of fixed eddy plates, it is provided with gyrate fixed roll bending in the one side of end plate, and is arranged to make the fixation roll bending Engaged with the convolution roll bending and the swirling scroll is clipped in the middle, the convolution roll bending is arranged at the swirling scroll main body Baseplate part；And
    Three bent axles, it is arranged at three corners of the swirling scroll matrix, by making to keep the convolution whirlpool via bearing The eccentric axial portion of disk matrix synchronously rotates, so that the swirling scroll is circled round relative to the fixed eddy plate,
    The internal diameter of the reception hole is sized greatly than the external diameter of the baseplate part,
    The baseplate part of the swirling scroll main body with the outer peripheral face of the inner peripheral surface of the reception hole and the baseplate part it The mode of spaced apart at gaps is embedded into the reception hole of the swirling scroll matrix.
  2. 2. scroll fluid machine according to claim 1, it is characterised in that
    The swirling scroll and the fixed eddy plate are installed on housing,
    It is the accepting hole that can be circled round that the housing, which is formed through and houses the convolution roll bending, and in the week for surrounding the accepting hole To multiple positions and accepting hole diameter parallel be provided with the bent axle, also, the collecting of the eccentric axial portion of the bent axle is empty Between connected via opening portion to the accepting hole,
    The baseplate part of the swirling scroll main body is configured at the housing, and the convolution perpendicularly to the axis with the accepting hole Whirlpool disk matrix is held in the eccentric axial portion of the bent axle via the opening portion, also, the fixed eddy plate is with by the convolution The mode that whirlpool disc main body is clipped in the middle releasably is arranged at the housing.
  3. 3. scroll fluid machine according to claim 2, it is characterised in that
    In the axial middle part of the accepting hole of the housing, to be separated in the axial direction of the accepting hole and to the receipts Hold the mode of inner side extension in hole formed with a pair of flanges,
    Opening portion of the peripheral part of the swirling scroll between the pair of flange is in the accepting hole than the housing Position in the outer part is remained by the bent axle and can circled round relative to the fixed eddy plate,
    The end plate of the fixed eddy plate is overlapping with the flange of the housing and is releasably fixed.
  4. 4. scroll fluid machine according to any one of claim 1 to 3, it is characterised in that
    As three bent axles, possess by be powered or reclaim power and powered driving bent axle and via The rotation of rotating synchro structure and the driving crankshaft-synchronous from dynamic crankshaft,
    In the opposite side in the handling direction that the swirling scroll main body is loaded and unloaded relative to the swirling scroll matrix, it is provided with described Rotating synchro structure.
  5. 5. scroll fluid machine according to any one of claim 1 to 3, it is characterised in that
    The swirling scroll main body and the swirling scroll matrix are formed by aluminium alloy,
    The swirling scroll main body is provided with circumferential multiple positions in the peripheral part of the baseplate part and is radially oriented outside extension Extendible flake,
    For the Extendible flake, using a pair of Extendible flakes being adjacent to as one group, this group of Extendible flake is with 120 degree of bodily forms of interval one Into the peripheral part in the baseplate part, the Extendible flake is formed as thinner than the baseplate part, is formed in the plate face of the Extendible flake Have bolt insertion hole, the baseplate part it is approximately radial opposed two Extendible flakes formed with pin-and-hole,
    The swirling scroll matrix is in three corners formed with the bearing hole towards bent axle, and the swirling scroll matrix is in the receipts Receive around hole in a manner of the internal perisporium of the reception hole to be cut formed with the recess for storing the Extendible flake,
    For the recess, a pair of recesses are configured with a manner of corresponding with three corners of the swirling scroll matrix, The recess is formed as a circle bigger than the Extendible flake, and the bottom surface of the recess configures the axial central portion in the reception hole, In the bottom surface of the recess formed with screwed hole corresponding with the bolt insertion hole, the reception hole it is approximately radial it is right The bottom surface for two recesses put has been protrusively provided locking pin,
    By making the locking pin be embedded in the pin-and-hole, so as to the swirling scroll main body relative to the swirling scroll matrix and It is positioned,
    The first intermediate member of washer-shaped is clamped between the lower surface of the Extendible flake and the bottom surface of the recess, to cause The swirling scroll main body is not directly contacted with the swirling scroll matrix, by the way that bolt is passed through into the bolt insertion hole and institute State the hole of the first intermediate member and be screwed into the screwed hole, so as to the swirling scroll main body with the swirling scroll matrix by one Body,
    First intermediate member, the locking pin and the bolt are formed by the low material of thermal conductivity ratio aluminium alloy.
  6. 6. scroll fluid machine according to any one of claim 1 to 3, it is characterised in that
    The swirling scroll and the fixed eddy plate are installed on housing,
    The fixed eddy plate is clamped with the second intermediate member and fixed in a manner of not contacted directly with the housing,
    The low material of second intermediate member housing as described in thermal conductivity ratio is formed.
  7. 7. scroll fluid machine according to any one of claim 1 to 3, it is characterised in that
    The swirling scroll main body and the swirling scroll matrix are formed by aluminium alloy,
    The swirling scroll main body is provided with circumferential multiple positions in the peripheral part of the baseplate part and is radially oriented outside extension Extendible flake,
    For the Extendible flake, using a pair of Extendible flakes being adjacent to as one group, this group of Extendible flake is with 120 degree of bodily forms of interval one Into the peripheral part in the baseplate part, the Extendible flake is formed as thinner than the baseplate part, is formed in the plate face of the Extendible flake There is bolt insertion hole,
    The swirling scroll matrix is in three corners formed with the bearing hole towards bent axle, and the swirling scroll matrix is in the receipts Receive around hole in a manner of the internal perisporium of the reception hole to be cut formed with the recess for storing the Extendible flake,
    For the recess, a pair of recesses are configured with a manner of corresponding with three corners of the swirling scroll matrix, The recess is formed as a circle bigger than the Extendible flake, and the bottom surface of the recess configures the axial central portion in the reception hole, In the bottom surface of the recess formed with screwed hole corresponding with the bolt insertion hole,
    The swirling scroll matrix three ora terminalis each central portion in a manner of radially penetrating formed with screwed hole so that Leading section is provided with supporting member, the substrate of the swirling scroll main body from the screwed hole mode prominent into the reception hole Portion is by making the leading section of the supporting member be abutted with the peripheral part of the baseplate part of the swirling scroll main body and keeping the base Plate portion, so as to be diametrically positioned relative to the reception hole,
    The first intermediate member of washer-shaped is clamped between the lower surface of the Extendible flake and the bottom surface of the recess, to cause The swirling scroll main body is not directly contacted with the swirling scroll matrix, by the way that bolt is passed through into the bolt insertion hole and institute State the hole of the first intermediate member and be screwed into the screwed hole, so as to the swirling scroll main body with the swirling scroll matrix by one Body,
    First intermediate member, the supporting member and the bolt are formed by the low material of thermal conductivity ratio aluminium alloy.
  8. 8. scroll fluid machine according to any one of claim 1 to 3, it is characterised in that
    In three positions for being provided with the bent axle, in the outer ring of the bearing and the bearing of the swirling scroll matrix The gap setting in hole has the force application component of annular shape.
  9. 9. scroll fluid machine according to claim 8, it is characterised in that
    The bearing hole of the swirling scroll matrix is equally spaced in the circumference of the swirling scroll matrix, and is formed as Diameter is bigger than the outer ring of the bearing,
    The mounting groove that outer peripheral face in the outer ring of the bearing is embedded in formed with the inner peripheral portion for the circular force application component, Or the inner peripheral surface of the bearing hole in the swirling scroll matrix is embedded in formed with the peripheral part for the circular force application component Mounting groove.
  10. 10. scroll fluid machine according to claim 8, it is characterised in that
    The guided rings of cylindrical shape are embedded with the bearing hole of the swirling scroll matrix,
    The circular force application component is not provided with the outer ring of the bearing of the eccentric axial portion and the swirling scroll matrix The gap of bearing hole, and it is arranged at the outer ring of the bearing of the eccentric axial portion and the gap of the endoporus of the guided rings.
  11. 11. scroll fluid machine according to any one of claim 1 to 3, it is characterised in that
    The bent axle is prejudicially provided with the eccentric axial portion between the main shaft part being configured on same axis,
    The bent axle is being held in institute via bearing across the main shaft part of the both sides of the eccentric axial portion in a manner of it can rotate State a pair of fixed eddy plates or form the component being integrated with a pair of fixed eddy plates,
    It is provided with the bent axle：First end difference, it is abutted for the unilateral end face of the inner ring of bearing, and the bearing is kept Across the main shaft part of the side in the main shaft part of the both sides of the eccentric axial portion；And second end difference, its for keep it is described partially The unilateral end face of the inner ring of the bearing in mandrel portion abuts.
  12. 12. scroll fluid machine according to claim 11, it is characterised in that
    The inner ring of the bearing of the main shaft part of one is kept in the state of main shaft part is pressed into, be screwed into main shaft part first is stopped Dynamic nut clamps with first end difference,
    The outer ring of the bearing of the main shaft part of one is kept to be fixed on the fixed eddy plate or formed with the fixed eddy plate The component being integrated,
    The inner ring of the bearing of the eccentric axial portion is kept in the state of eccentric axial portion is pressed into, be screwed into eccentric axial portion second is stopped Dynamic nut clamps with second end difference,
    Keep the outer ring of the bearing of the eccentric axial portion to be positioned in the axial direction, and diametrically with the swirling scroll The mode that the force application component of annular shape is folded with the gap of the bearing hole of matrix is installed.
  13. 13. scroll fluid machine according to claim 11, it is characterised in that
    Possess bearing of multiple bearings as the holding eccentric axial portion,
    The bearing makes end face overlap each other or adjuster and overlapping in end surfaces each other.
CN201580002111.9A 2015-03-11 2015-08-05 Scroll fluid machine Active CN106164489B (en)

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JP2015048478A JP5983972B1 (en) 2015-03-11 2015-03-11 Scroll fluid machinery
JP2015-048478 2015-03-11
PCT/JP2015/072197 WO2016143158A1 (en) 2015-03-11 2015-08-05 Scroll fluid machine

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GB2563595B (en) * 2017-06-19 2020-04-15 Edwards Ltd Twin-shaft pumps
GB2570467A (en) * 2018-01-25 2019-07-31 Edwards Ltd Scroll pump

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TWI679347B (en) 2019-12-11
TW201638473A (en) 2016-11-01
JP5983972B1 (en) 2016-09-06
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CN106164489A (en) 2016-11-23
KR20170127346A (en) 2017-11-21
TWI679348B (en) 2019-12-11
WO2016143158A1 (en) 2016-09-15
KR102353463B1 (en) 2022-01-20

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