CN102112745A - Scroll fluid machine - Google Patents
Scroll fluid machine Download PDFInfo
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- CN102112745A CN102112745A CN200880130532XA CN200880130532A CN102112745A CN 102112745 A CN102112745 A CN 102112745A CN 200880130532X A CN200880130532X A CN 200880130532XA CN 200880130532 A CN200880130532 A CN 200880130532A CN 102112745 A CN102112745 A CN 102112745A
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- scroll
- mentioned
- convolute
- fixing
- revolution
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0246—Details concerning the involute wraps or their base, e.g. geometry
- F04C18/0269—Details concerning the involute wraps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/008—Hermetic pumps
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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
A stationary scroll lathe (2) is attached to a casing (1). The stationary scroll lathe (2) is equipped with three stationary laps (2a). An eccentric bush (8) is rotatably supported in the casing (1). A revolving shaft (12) is eccentrically supported in the eccentric hole of the eccentric bush (8). The revolving shaft (12) is integrally equipped with a scroll disc (3) having three revolving laps (3a). A plurality of pump chambers (13) are formed between the stationary laps (2a) and the revolving laps (3a). A suction port (4) is formed to communicate with a suction chamber formed in a seal wall (2b) of the outer circumference of the stationary scroll lathe (2). A discharge port (5) is formed in the stationary scroll lathe (2). While the eccentric bush (8) is making one revolution, a working fluid is sucked and discharged three times to and from the pump chambers (13). As a result, it is possible to realize a scroll fluid machine which can reduce pulsations, vibrations and noises and which has a small number of parts and a high reliability.
Description
Technical field
The present invention relates to convolute-hydrodynamic mechanics, for example the convolute-hydrodynamic mechanics that uses separately as the liquid pump of force feed liquid refrigerant, work wet goods or make up with compressor etc. with decompressor, air compressor, vacuum pump, refrigerant gas compressor, oxygen uptake machine and as the convolute-hydrodynamic mechanics of pump as pump etc.
Background technique
Convolute-hydrodynamic mechanics in the past as in the convolute-hydrodynamic mechanics of pump, has formed pump by a pair of fixed scroll and revolution scroll, and anti-rotation mechanisms such as driven crank, cross headring need be set shown in Japanese kokai publication hei 8-210269 communique.
And convolute-hydrodynamic mechanics in the past forms in the convolute-hydrodynamic mechanics of one at pump and decompressor shown in No. 4014583 communique of Japan Patent, and anti-rotation mechanisms such as driven crank, cross headring need be set.In addition, vertically be provided with, liquid refrigerant is flowed into from the top of generator for cooled electric generator.
But, in the described convolute-hydrodynamic mechanics of Japanese kokai publication hei 8-210269 communique, owing to need to be provided with the anti-rotation mechanism that prevents turning axle, the rotation of revolution scroll, thereby structure becomes complicated, reliability reduced when manufacture cost rose.And, live axle rotation once during, only once suck, discharge, big thereby pressure pulsation becomes, vibration, noise also become big.
And, in the convolute-hydrodynamic mechanics shown in No. 4014583 communique of Japan Patent, because except decompressor portion and pump portion, also be provided with anti-rotation mechanisms such as driven crank mechanism in addition, thereby structure when becoming complicated owing to can only vertically be provided with, thereby can't be provided with freely.And, owing to have only a pump chamber, thus the pressure pulsation that volume-variation causes produced.And, owing to have the worry of liquid refrigerant because of the heat partial gasification of generator, thereby pump can not have been given play to its intrinsic function.
Summary of the invention
The present invention makes in order to solve above-mentioned problem, and its purpose is to provide a kind of simple in structure, convolute-hydrodynamic mechanics that reliability is high.
To achieve these goals, according to the present invention, it is characterized in that, install and fix scroll at casing, in the said fixing scroll a plurality of fixedly beads are set, at the rotating revolution part of off-centre the revolution scroll is installed, a plurality of swivel lug is set, and make said fixing bead and above-mentioned swivel lug overlapping in above-mentioned revolution scroll.
And, it is characterized in that, at the peripheral part of said fixing scroll sealed wall is set, between said fixing scroll and above-mentioned revolution scroll, form suction chamber, the suction port that is connected with above-mentioned suction chamber in the setting of said fixing scroll.
And, it is characterized in that, at the arranged outside of said fixing scroll lid, exhaust port is set at the central part of the said fixing bead of said fixing scroll, and the set exhaust port that is connected with above-mentioned exhaust port in above-mentioned lid setting.
And, it is characterized in that, in the mode that changes arrangement angles a plurality of said fixing beads and above-mentioned swivel lug are set, and are staggered in the adjacent mutually said fixing bead and the phase angle of above-mentioned swivel lug.
And, it is characterized in that, corresponding every arrangement angles 120 degree of said fixing bead and above-mentioned swivel lug are provided with three, and make the phase angle of adjacent mutually said fixing bead and swivel lug 120 degree that stagger.
And, it is characterized in that, above-mentioned lid is fixed on the said machine casing, in the mode that can move the said fixing scroll is installed in above-mentioned covering along the axle direction of above-mentioned revolution part.
And, it is characterized in that above-mentioned revolution part is the turning axle in the eccentric opening that is supported in eccentric bush revolvably.
And, it is characterized in that above-mentioned revolution part is the interior turning axle of eccentric opening that is supported in the running shaft of motor revolvably.
And, it is characterized in that, three above-mentioned swivel lug are set, will be installed on the above-mentioned turning axle to prevent counterrotating state by the leg-of-mutton heart position that is formed centrally in three above-mentioned swivel lug of above-mentioned revolution scroll.
And, it is characterized in that, install and fix scroll in said machine casing, the revolution scroll is installed in the end of a side in above-mentioned turning axle, opposite with the end that above-mentioned revolution scroll is installed, and makes the bead of the bead of said fixing scroll and above-mentioned revolution scroll overlapping.
And, it is characterized in that the first vortex operating member that will have said fixing scroll and above-mentioned revolution scroll is as pump, the second vortex operating member that will have above-mentioned revolution scroll and said fixing scroll is as decompressor.
And, it is characterized in that, between above-mentioned first vortex operating member and the above-mentioned second vortex operating member, be provided with thermal shield.
And, it is characterized in that, the above-mentioned set exhaust port of said pump is connected with the inlet of above-mentioned decompressor via vaporizer, and is provided with the safety valve that is connected with above-mentioned set exhaust port with above-mentioned suction port.
And, it is characterized in that the said fixing scroll is made by cast iron, above-mentioned revolution scroll is made by aluminum alloy.
And, it is characterized in that, implemented surface treatment in above-mentioned revolution scroll.
And, it is characterized in that said fixing scroll and above-mentioned revolution scroll are made by aluminum alloy, and at least one side has implemented surface treatment in said fixing revolution scroll, above-mentioned revolution scroll.
And, it is characterized in that said fixing scroll and above-mentioned revolution scroll are made by aluminum alloy, in said fixing scroll, above-mentioned revolution scroll at least one side's surface applied coating material.
And, it is characterized in that, with at least one side in selflubricating resin forming said fixing scroll, the above-mentioned revolution scroll it is made.
And, it is characterized in that, with at least one side in selflubricating resin forming said fixing scroll, the above-mentioned revolution scroll, and in said fixing scroll, above-mentioned revolution scroll at least one side surface applied coating material.
And, it is characterized in that, use with above-mentioned revolution scroll identical type or different types of selflubricating resin forming said fixing scroll and it is made.
And, it is characterized in that above-mentioned coating material is DLC carbon black, molybdenum disulfide or fluororesin.
In convolute-hydrodynamic mechanics of the present invention, owing to do not need to be provided with the anti-rotation mechanism that prevents revolution part, the rotation of revolution scroll, thereby structure becomes simply, reliability was improved when manufacture cost descended.
And, a plurality of fixedly beads are set, and when making the phase shifting of adjacent fixedly bead, owing to can dwindle the pressure pulsation (pressure oscillation) of set exhaust port, thereby can reduce vibration, noise.
And, formation is fixed on lid on the casing, in the mode that can move the said fixing scroll is installed in above-mentioned covering along the axle direction of above-mentioned revolution part, and fluid in the back side of revolution part guiding head pressure, suitably obtain compression area, when revolution part being pressed in structure on the fixed component with the hydrokinetic strength of being a bit larger tham pump chamber one side, tightness in the working fluid chamber that fixedly forms between bead and the swivel lug uprises, the leakage of working fluid reduces, thereby volumetric efficiency improves.
And revolution part is during for the turning axle in the eccentric opening that is supported in motor rotation axis revolvably, be installed in the seal container integratedly owing to motor and pump can be formed, even the suction pressure height of pump, also needn't seal, thereby structure becomes simply, reliability is improved.And, when using the working fluid of discharging from decompressor to carry out the cooling of machine generator, owing to needn't flow into liquid refrigerant for generator, and can directly be drawn into pump portion, thereby can be provided with freely, can vertically be provided with, also can carry out cross setting.And because the heat of generator is not delivered to liquid refrigerant, thereby liquid refrigerant can not gasify, and the function of pump can not hindered yet.
And, a side opposite in the side with fixed scroll is installed of casing installs and fixes scroll, the revolution scroll is installed in the end of one side in above-mentioned turning axle, opposite with the end that above-mentioned revolution scroll is installed, and the bead that makes the bead of said fixing scroll and above-mentioned revolution scroll is when overlapping, because the anti-rotation mechanism that prevents to turn round the scroll rotation needn't be set, thereby the convolute-hydrodynamic mechanics structure becomes simply, and reliability is improved.
And, the first vortex operating member that will have fixed scroll and revolution scroll is as pump, the second vortex operating member that will have revolution scroll and a fixed scroll is during as decompressor, because the rotating speed of pump and decompressor is consistent all the time, thereby control gear is not set especially, also can remain flow equalization.
And, when between the first vortex operating member and the second vortex operating member, being provided with thermal shield, because the pumping function of the first vortex operating member do not hindered, thereby force feed working fluid reliably.
And, because the set exhaust port of pump is connected with the inlet of above-mentioned decompressor via vaporizer, and be provided with suction port with the set exhaust port be connected safety valve the time, the pressure that can prevent to gather the working fluid of exhaust port rises to more than the predetermined value, and then prevent the flow surplus of the working fluid of inflow evaporator, thereby can prevent that working fluid from flowing into decompressor with liquid condition.
And fixed scroll is made by cast iron, and when the revolution scroll was made by aluminum alloy system, the sliding of fixed scroll and revolution scroll was good.
And when the revolution scroll had been implemented surface treatment, the sliding of fixed scroll and revolution scroll was more good.
And fixed scroll and revolution scroll are made by aluminum alloy, and at fixed scroll, when at least one side of revolution in the scroll implemented surface treatment, the sliding of fixed scroll and revolution scroll is more good.
And fixed scroll and revolution scroll are made by aluminum alloy, in fixed scroll, at least one side of revolution in the scroll surface applied during coating material, the sliding of fixed scroll and revolution scroll is good.
And when with at least one side in selflubricating resin forming fixed scroll, the revolution scroll it being made, the sliding of fixed scroll and revolution scroll is more good.
And, be the selflubricating resin with fixed scroll, at least one side of revolution in the scroll, and the surface applied of at least one side in fixed scroll, revolution scroll during coating material, the sliding of fixed scroll and revolution scroll is more good.
And when coating material was DLC carbon black, molybdenum disulfide or fluororesin, the sliding of fixed scroll and revolution scroll was more good.
And, to use when making with above-mentioned revolution scroll identical type or different types of selflubricating resin forming fixed scroll and to it, the sliding of fixed scroll and revolution scroll is more good.
Description of drawings
Fig. 1 is the figure of expression convolute-hydrodynamic mechanics of the present invention.
Fig. 2 is the figure of the fixed scroll of expression convolute-hydrodynamic mechanics shown in Figure 1.
Fig. 3 is the figure of the revolution scroll of expression convolute-hydrodynamic mechanics shown in Figure 1.
Fig. 4 is the figure of the overlapping state of the fixedly bead of expression convolute-hydrodynamic mechanics shown in Figure 1 and swivel lug.
Fig. 5 is the figure of expression another convolute-hydrodynamic mechanics of the present invention.
Fig. 6 is the figure of expression another convolute-hydrodynamic mechanics of the present invention.
Fig. 7 is the figure of expression another convolute-hydrodynamic mechanics of the present invention.
Fig. 8 is the figure of expression another convolute-hydrodynamic mechanics of the present invention.
Fig. 9 is the figure that expression has the rankine cycle (Rankine cycle) of convolute-hydrodynamic mechanics of the present invention.
Figure 10 is the figure of expression another convolute-hydrodynamic mechanics of the present invention.
Embodiment
First mode of execution
Fig. 1 is the figure of expression convolute-hydrodynamic mechanics of the present invention; Fig. 2 is the figure of the fixed scroll of expression convolute-hydrodynamic mechanics shown in Figure 1; Fig. 3 is the figure of the revolution scroll of expression convolute-hydrodynamic mechanics shown in Figure 1.As shown in Figure 1, fixed scroll 2 is installed on casing 1, at fixed scroll 2 three fixedly bead 2a are installed, the arrangement angles of adjacent fixedly bead 2a is spaced apart 120 degree, mutual phase shifting 120 degree, peripheral part at fixed scroll 2 is provided with sealed wall 2b, is provided with suction port 4 at fixed scroll 2, is provided with exhaust port 5 at the central part of the fixedly bead 2a of fixed scroll 2.And, running shaft 7 and eccentric bush 8 form one, running shaft 7, eccentric bush 8 are supported on the casing 1 revolvably via main bearing 9, supplementary bearing 10, turning axle 12 (revolution part) is supported in revolvably via floating bearing 11 in the eccentric opening of eccentric bush 8, is provided with shaft filler washer 14 between casing 1 and eccentric bush 8.
Fig. 4 is the figure of the overlapping state of the fixedly bead of expression convolute-hydrodynamic mechanics shown in Figure 1 and swivel lug.Convolute-hydrodynamic mechanics of the present invention, on turning axle 12, form with it revolution scroll 3 is installed integratedly, be provided with three swivel lug 2a in revolution scroll 3, as shown in Figure 4, fixedly bead 2a and swivel lug 3a are overlapping, fixedly are being formed with a plurality of pump chambers 13 (working fluid chamber) between bead 2a and the swivel lug 3a.And sealed wall 2b contacts with revolution scroll 3, is formed with suction chamber 4a between fixed scroll 2 and revolution scroll 3, and suction port 4 is connected with suction chamber 4a.
And, as shown in Figure 1, be provided with in the outside of fixed scroll 2 and cover 6, between lid 6 and fixed scroll 2, be formed with the discharge chamber 6b that is connected with three exhaust ports 5, be provided with on 6 and discharge the set exhaust port 6a that chamber 6b is connected covering.And the first vortex operating member with fixed scroll 2 and revolution scroll 3 is as pump.
In this convolute-hydrodynamic mechanics, when making running shaft 7 rotations by motor etc., because turning axle 12 and revolution scroll 3 are that eccentric rotation motion is carried out at the center with the center line of eccentric bush 8 bodies, thereby in the inside lentamente all side shiftings of the pump chamber 13 that fixedly forms between bead 2a and the swivel lug 3a.Therefore, liquid refrigerant, machine oil etc. attracted to suction port 4 by force feed fluid (working fluid), and carry out force feed and discharge, and then discharge from set exhaust port 6a from exhaust port 5 at pump chamber 13.
In this convolute-hydrodynamic mechanics since 3 groups fixedly bead 2a and swivel lug 3a are overlapping, thereby turning axle 12, revolution scroll 3 can not carry out rotation, thereby the anti-rotation mechanism that prevents turning axle 12, turns round scroll 3 rotations needn't be set.Therefore, the convolute-hydrodynamic mechanics structure becomes simply, and reliability was improved when manufacture cost descended.And, because phase shifting 120 degree of adjacent fixedly bead 2a, thus discharge come from each exhaust port 5 force feed successively by the force feed fluid, thereby can dwindle the pressure oscillation of discharging in the 6b of chamber, and reduce vibration, noise.That is because pump is made of a plurality of vortex beads, thereby eccentric bush 8 rotations once during, liquid refrigerant repeatedly sucks, discharges, thus pressure pulsation diminishes, and can reduce vibration, noise.
In addition, in the above-described embodiment, make fixing bead 2a phase shifting 120 degree, but even make the fixedly phase shifting a little (for example 10 degree) of bead 2a, compare with not making fixedly the situation of the phase shifting of bead 2a, pressure pulsation diminishes, thereby can reduce vibration, noise.
Second mode of execution
Fig. 5 is the figure of expression another convolute-hydrodynamic mechanics of the present invention.As shown in the figure, lid 6 is fixed on the casing 1, fixed scroll 2 is installed in the mode that can move along the axle direction of upper edge turning axle 12 and covers on 6, is provided with to discharge chamber packing ring 6c between lid 6 and fixed scroll 2, prevents that by pin 15 fixed scroll 2 from covering 6 relatively and being rotated.
This convolute-hydrodynamic mechanics and convolute-hydrodynamic mechanics shown in Figure 1 in the same manner because the anti-rotation mechanism that prevents turning axle 12,3 rotations of revolution scroll needn't be set, thereby structure becomes simply, manufacture cost decline, reliability is improved.And, because fixed scroll 2 is right-hand because of the pressure in the discharge chamber 6b is pressed into Fig. 5 paper, the front end of bead 2a clings to revolution scroll 3 and make fixedly, make the front end of swivel lug 3a cling to fixed scroll 2, thereby the tightness of pump chamber 13 uprises, thereby reduced by the leakage of force feed fluid, volumetric efficiency improves.
The 3rd mode of execution
Fig. 6 is the figure of expression another convolute-hydrodynamic mechanics of the present invention.As shown in the figure, stator 20 is fixed on the casing 1, running shaft 24 is supported on the casing 1 revolvably via first, second swivel bearing 22a, 22b, at running shaft 24 rotor 21 is installed, and is made of the structure of motor casing 1, stator 20, running shaft 24, rotor 21 etc.And turning axle 25 (revolution part) is supported in the eccentric opening of running shaft 24 revolvably via first, second capacity eccentric bearing 23a, 23b, and the center line of the center line of running shaft 24 and turning axle 25 departs from.That is, turning axle 25 and running shaft 24 are prejudicially, be supported revolvably.And, preventing counterrotating state, swivel lug is installed on the turning axle 25 by bolt etc. by the leg-of-mutton heart position that is formed centrally among three swivel lug 3a of revolution scroll 3.
In this convolute-hydrodynamic mechanics, when the spiral energising of stator 20, because rotor 21, running shaft 24 are rotated, turning axle 25 is center and eccentric revolution with the center line of running shaft 24, thereby with convolute-hydrodynamic mechanics shown in Figure 1 in the same manner, dwindle being discharged from set exhaust port 6a of force feed lentamente by the force feed fluid at the pump chamber 13 that fixedly forms between bead 2a and the swivel lug 3a.
This convolute-hydrodynamic mechanics and convolute-hydrodynamic mechanics shown in Figure 1 in the same manner because the anti-rotation mechanism that prevents turning axle 12,3 rotations of revolution scroll needn't be set, structure becomes simply, manufacture cost decline, reliability is improved.And, owing in seal container, form with it motor and pump are installed integratedly, even thereby in the high situation of the suction pressure of pump, also need not seal.
The 4th mode of execution
Fig. 7 is the figure of expression another convolute-hydrodynamic mechanics of the present invention.As shown in the figure, revolution scroll 3 is installed, prevents to turn round scroll 3 relative turning axlees 25 by key 26 and be rotated at turning axle 25.And, fixed scroll 30 is installed on casing 1, be provided with inlet 32 at fixed scroll 30, revolution scroll 31 is installed in the end of one side in turning axle 25, opposite with the end that revolution scroll 3 is installed, and make the bead of fixed scroll 30 overlapping with the bead of revolution scroll 31, between the bead of the bead of fixed scroll 30 and revolution scroll 31, form a plurality of expansion chambers 33, inlet 32 is connected with the expansion chamber 33 of central part, be connected in the expansion chamber 33 of periphery and the casing 1, on casing 1, be provided with exhaust port 34.And, constitute generator by casing 1, stator 20, running shaft 24, rotor 21 etc.The first vortex operating member with fixed scroll 2 and revolution scroll 3 constitutes pump.And the second vortex operating member with fixed scroll 30 revolution scroll 31 constitutes decompressor.In addition, this convolute-hydrodynamic mechanics constitutes the structure of the pump decompressor with pump, decompressor and generator.
In this convolute-hydrodynamic mechanics, during from inlet 32 injection pressurized working fluids, because working fluid expands expansion chamber 33 in, be that the center is carried out off-centre and turned round thereby turn round scroll 31, turning axle 25 with the center line of running shaft 24, thereby running shaft 24, rotor 21 are rotated.Therefore, the coil at stator 20 produces electric power.And dilated working fluid is discharged from exhaust port 34.On the other hand, during running shaft 24 rotations, owing to dwindle lentamente at the pump chamber 13 that fixedly forms between bead 2a and the swivel lug 3a, thereby the working fluid of force feed is discharged from set exhaust port 6a.
In this convolute-hydrodynamic mechanics and since the rotation of the running shaft of pump once during, the force feed working fluid carries out sucking for three times, discharging, thereby pulsation becomes very little, thus vibration, noise reduce.And, with convolute-hydrodynamic mechanics shown in Figure 1 in the same manner, because the anti-rotation mechanism that prevents to turn round scroll 3 rotations needn't be set, the anti-rotation mechanism of revolution scroll 31 rotations that prevent decompressor also needn't be set, thereby structure becomes simple, when manufacture cost descended, reliability was improved.And because the rotating speed of pump and decompressor is consistent all the time, thereby when decompressor became high speed, pump also became high speed, thereby control gear need not be set especially also can remain flow equalization.
The 5th mode of execution
Fig. 8 is the figure of expression another convolute-hydrodynamic mechanics of the present invention.As shown in the figure, this convolute-hydrodynamic mechanics and convolute-hydrodynamic mechanics shown in Figure 7 constitute the pump decompressor with pump, decompressor and generator in the same manner.And, with convolute-hydrodynamic mechanics shown in Figure 5 in the same manner, fixed scroll 2 is installed in the mode that can move along the axle direction of upper edge turning axle 25 and covers on 6, is provided with to discharge chamber packing ring 6c between lid 6 and fixed scroll 2, prevents that by pin 15 fixed scroll 2 from covering 6 relatively and being rotated.
This convolute-hydrodynamic mechanics and convolute-hydrodynamic mechanics shown in Figure 7 are in the same manner, because the anti-rotation mechanism that prevents to turn round scroll 3 rotations needn't be set, the anti-rotation mechanism of revolution scroll 31 rotations that prevent decompressor also needn't be set, thereby structure becomes simple, when manufacture cost descended, reliability was improved.And when decompressor became high speed, pump also became at a high speed, control gear need not be set especially also can remain flow equalization.In addition, with convolute-hydrodynamic mechanics shown in Figure 5 in the same manner, the tightness of pump chamber 13 strengthens, thus the leakage of working fluid reduces, volumetric efficiency improves.
The 6th mode of execution
Fig. 9 is the figure that expression has the rankine cycle of convolute-hydrodynamic mechanics of the present invention.As shown in the figure, the pump decompressor 60 as Fig. 7, convolute-hydrodynamic mechanics shown in Figure 8 has pump 50, decompressor 51 and generator 52.And the set exhaust port 6a of pump 50 is connected with the inlet 32 of decompressor 51 via vaporizer 56.And the exhaust port 34 of decompressor 51 is connected with the suction port 4 of pump 50 via condenser 53.And, be provided with the safety valve 57 that is connected with set exhaust port 6a with suction port 4.And boiler 55 is connected with vaporizer 56, and cooler 54 is connected with condenser 53.In addition, switchboard 58 is connected with generator 52.
In this rankine cycle, the working fluid inflow condenser 53 that the fluorine carbon refrigerant (Off ロ Application) of discharging from the exhaust port 34 of decompressor 51 waits, and by at condenser 53 and 54 circuit water of cooler the temperature of working fluid being descended, the suction port 4 of inflow pump 50 after working fluid liquefies.Then, the working fluid that has liquefied boosts by pump 50 and to become high pressure, from set exhaust port 6a inflow evaporator 56, working fluid is heated into pressurized gas by boiler 55 overheated water in vaporizer 56, the working fluid of this high pressure is injected into the inlet 32 of decompressor 51, thereby running shaft 24 is rotated, and then makes generator 52 that electric power take place and send to switchboard 58.And the working fluid of discharging from the exhaust port 34 of decompressor 51 flows into condenser 53 and liquefies.And owing to be provided with the safety valve 57 that is connected with suction port 4 and set exhaust port 6a, thereby the pressure of gathering the working fluid of exhaust port 6a reaches certain value when above, and working fluid flows to suction port 4 sides via safety valve 57.
In this rankine cycle, because pump 50, decompressor 51 and generator 52 form one, become small-sizedly thereby number of components reduces, thereby can realize simplification, the miniaturization and of rankine cycle integral body, and compare its maintenance property with the situation that pump and decompressor are set respectively good.And because pump 50 forms one with decompressor 51 and generator 52, pump 50 can directly be inflated machine 51 and drive, and again because of can not being wasted in the electric power that generator 52 produces, thereby can reduce power generation loss, the raising generating efficiency.And, the pressure of the working fluid of set exhaust port 6a reaches certain value when above, because working fluid flows to suction port 4 sides via safety valve 57, thereby the pressure that can prevent to gather the working fluid of exhaust port 6a rises to more than the predetermined value, prevent the flow surplus of the working fluid of inflow evaporator 56, thereby the working fluid that causes of the scarce capacity of the device 56 that can avoid evaporating flows into decompressor 51 by itself form of liquid.
The 7th mode of execution
Figure 10 is the figure of expression another convolute-hydrodynamic mechanics of the present invention.As shown in the figure, this convolute-hydrodynamic mechanics and convolute-hydrodynamic mechanics shown in Figure 7 constitute the pump decompressor with pump, decompressor and generator in the same manner.And, with convolute-hydrodynamic mechanics shown in Figure 5 in the same manner, fixed scroll 2 is installed in the mode that can move along the axle direction of upper edge turning axle 25 and covers on 6, is provided with to discharge chamber packing ring 6c between lid 6 and fixed scroll 2, prevents that by pin 15 fixed scroll 2 from covering 6 relatively and being rotated.And, between the first vortex operating member and the second vortex operating member, be provided with by the lower material of the heat conductivity thermal shield 41 that forms such as fluororesin for example.Promptly, the peripheral part of thermal shield 41 is clamped by casing 1 and lid 6, central part at thermal shield 41 is provided with the hole, and the protuberance of the side-prominent revolution scroll 3 of oriented turning axle 25 connects described hole, and the peripheral part of thermal shield 41 and the intermediate portion between the central part are between revolution scroll 3 and running shaft 24 ends of turning round scroll 3 sides.That is, thermal shield 41 is located between pump and the generator.
This convolute-hydrodynamic mechanics with as Fig. 7 convolute-hydrodynamic mechanics in the same manner, because the anti-rotation mechanism that prevents to turn round scroll 3 rotations needn't be set, the anti-rotation mechanism of revolution scroll 31 rotations that prevent decompressor also needn't be set, thereby structure becomes simple, when manufacture cost descended, reliability was improved.And when decompressor became high speed, pump also became at a high speed, control gear need not be set especially also can remain flow equalization, in addition, with as shown in Figure 5 convolute-hydrodynamic mechanics in the same manner, the tightness of pump chamber 13 strengthens, thereby the leakage of working fluid reduces, and volumetric efficiency improves.And,, also can suppress the heat transfer of generators, decompressor in pump by thermal shield 41 even generator, decompressor become high temperature.That is, suppress transmission of heat, and suppress from the space of generating pusher side to the convection current in the space of pump side by thermal shield 41 from casing 1 to lid 6 by thermal shield 41.Therefore, owing to the heat of the working fluid (liquid refrigerant) that can suppress to be drawn into pump because of generator, decompressor is heated, thereby prevent that working fluid from gasifying, thereby can not be mixed with bubble in the working fluid in the pump.Therefore, the pumping function of the first vortex operating member can not hindered, and force feed working fluid exactly.
In addition, thermal shield can be located at generator and the second vortex operating member is between the decompressor.At this moment, even decompressor becomes high temperature, heat transfer that also can be by thermal shield repression of swelling machine in pump, thereby prevent that working fluid from gasifying, thereby can not be mixed with bubble in the working fluid in the pump.Therefore, because the pumping function of the first vortex operating member can not hindered, thereby force feed working fluid exactly.
Other mode of executions
In addition, can cylinder iron make fixed scroll 2, can make revolution scroll 3 with aluminum alloy.At this moment, the sliding of fixed scroll 2 and revolution scroll 3 is good.
And the revolution scroll 3 that can make at aluminum alloy is implemented the surface treatment of anodic oxidations etc.At this moment, the sliding of fixed scroll 2 and revolution scroll 3 is more good.
And, can make fixed scroll 2 and revolution scroll 3 with aluminum alloy, and to the surface treatment of fixed scroll 2, the revolution at least one side enforcement anodic oxidation in the scroll 3 etc.At this moment, the sliding of fixed scroll 2 and revolution scroll 3 is good.
And, can make fixed scroll 2 and revolution scroll 3 with aluminum alloy, and fixed scroll 2, at least one side of revolution in the scroll 3 surface applied DLC carbon black (DIAMOND-LIKECARBON, DLC), coating materials such as molybdenum disulfide or fluororesin.At this moment, the sliding of fixed scroll 2 and revolution scroll 3 is good.
And, can make it with selflubricating resin forming revolution scroll 3.At this moment, can be with it being made with turning round scroll 3 identical type or different types of selflubricating resin forming fixed scroll 2.At this moment, the sliding of fixed scroll 2 and revolution scroll 3 is good.
And, can make fixed scroll 2 or revolution scroll 3 with the selflubricating resin, and the coating materials such as surface applied DLC carbon black (DLC), molybdenum disulfide or fluororesin of at least one side in fixed scroll 2, revolution scroll 3.At this moment, the sliding of fixed scroll 2 and revolution scroll 3 is good.
And, the invention is not restricted to above mode of execution, can make up the mode arbitrarily in the above mode of execution.
And, in the above-described embodiment, be provided with three fixedly bead 2a, swivel lug 3a, but also a plurality of fixedly beads, swivel lug can be set respectively.
Claims (21)
1. convolute-hydrodynamic mechanics, it is characterized in that, install and fix scroll at casing, in the said fixing scroll a plurality of fixedly beads are set, at the rotating revolution part of off-centre the revolution scroll is installed, in above-mentioned revolution scroll a plurality of swivel lug are set, and make said fixing bead and above-mentioned swivel lug overlapping.
2. convolute-hydrodynamic mechanics according to claim 1, it is characterized in that, peripheral part in the said fixing scroll is provided with sealed wall, forms suction chamber between said fixing scroll and above-mentioned revolution scroll, the suction port that is connected with above-mentioned suction chamber in the setting of said fixing scroll.
3. according to claim 2 or 3 described convolute-hydrodynamic mechanics, it is characterized in that, at the arranged outside of said fixing scroll lid, at the central part of the said fixing bead of said fixing scroll exhaust port is set, and the set exhaust port that is connected with above-mentioned exhaust port in above-mentioned lid setting.
4. according to each described convolute-hydrodynamic mechanics in the claim 1 to 3, it is characterized in that, in the mode that changes arrangement angles a plurality of said fixing beads and above-mentioned swivel lug are set, and are staggered in the adjacent mutually said fixing bead and the phase angle of above-mentioned swivel lug.
5. according to each described convolute-hydrodynamic mechanics in the claim 1 to 3, it is characterized in that, corresponding every arrangement angles 120 degree of said fixing bead and above-mentioned swivel lug are provided with three, and make the phase angle of adjacent mutually said fixing bead and swivel lug 120 degree that stagger.
6. according to each described convolute-hydrodynamic mechanics in the claim 1 to 5, it is characterized in that, above-mentioned lid is fixed on the said machine casing, the said fixing scroll is installed in above-mentioned covering in the mode that can move along the axle direction of above-mentioned revolution part.
7. according to each described convolute-hydrodynamic mechanics in the claim 1 to 6, it is characterized in that above-mentioned revolution part is the turning axle in the eccentric opening that is supported in eccentric bush revolvably.
8. according to each described convolute-hydrodynamic mechanics in the claim 1 to 6, it is characterized in that above-mentioned revolution part is the interior turning axle of eccentric opening that is supported in the running shaft of motor revolvably.
9. convolute-hydrodynamic mechanics according to claim 8, it is characterized in that, three above-mentioned swivel lug are set, to prevent counterrotating state, above-mentioned swivel lug is installed on the above-mentioned turning axle by the leg-of-mutton heart position that is formed centrally in three above-mentioned swivel lug of above-mentioned revolution scroll.
10. according to Claim 8 or 9 described convolute-hydrodynamic mechanics, it is characterized in that, install and fix scroll in said machine casing, the revolution scroll is installed in the end of one side in above-mentioned turning axle, opposite with the end that above-mentioned revolution scroll is installed, and makes the bead of the bead of said fixing scroll and above-mentioned revolution scroll overlapping.
11. convolute-hydrodynamic mechanics according to claim 10, it is characterized in that, the first vortex operating member that will have said fixing scroll and above-mentioned revolution scroll is as pump, and the second vortex operating member that will have above-mentioned revolution scroll and said fixing scroll is as decompressor.
12. convolute-hydrodynamic mechanics according to claim 11 is characterized in that, is provided with thermal shield between above-mentioned first vortex operating member and the above-mentioned second vortex operating member.
13. convolute-hydrodynamic mechanics according to claim 12, it is characterized in that, the above-mentioned set exhaust port of said pump is connected with the inlet of above-mentioned decompressor via vaporizer, and is provided with the safety valve that is connected with above-mentioned set exhaust port with above-mentioned suction port.
14. according to each described convolute-hydrodynamic mechanics in the claim 1 to 13, it is characterized in that the said fixing scroll is made by cast iron, above-mentioned revolution scroll is made by aluminum alloy.
15. convolute-hydrodynamic mechanics according to claim 14 is characterized in that, has implemented surface treatment in above-mentioned revolution scroll.
16. according to each described convolute-hydrodynamic mechanics in the claim 1 to 13, it is characterized in that, said fixing scroll and above-mentioned revolution scroll are made by aluminum alloy, and at least one side has implemented surface treatment in said fixing revolution scroll, above-mentioned revolution scroll.
17. according to each described convolute-hydrodynamic mechanics in the claim 1 to 13, it is characterized in that, said fixing scroll and above-mentioned revolution scroll are made by aluminum alloy, in said fixing scroll, above-mentioned revolution scroll at least one side's surface applied coating material.
18. according to each described convolute-hydrodynamic mechanics in the claim 1 to 13, it is characterized in that, it made with at least one side in selflubricating resin forming said fixing scroll, the above-mentioned revolution scroll.
19. according to each described convolute-hydrodynamic mechanics in the claim 1 to 13, it is characterized in that, with at least one side in selflubricating resin forming said fixing scroll, the above-mentioned revolution scroll, and in said fixing scroll, above-mentioned revolution scroll at least one side surface applied coating material.
20. convolute-hydrodynamic mechanics according to claim 19 is characterized in that, uses with above-mentioned revolution scroll identical type or different types of selflubricating resin forming said fixing scroll and it is made.
21., it is characterized in that above-mentioned coating material is DLC carbon black, molybdenum disulfide or fluororesin according to claim 17 or 19 described convolute-hydrodynamic mechanics.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2008/063922 WO2010013351A1 (en) | 2008-07-28 | 2008-07-28 | Scroll fluid machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102112745A true CN102112745A (en) | 2011-06-29 |
Family
ID=41610072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200880130532XA Pending CN102112745A (en) | 2008-07-28 | 2008-07-28 | Scroll fluid machine |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20110103991A1 (en) |
| JP (1) | JPWO2010013351A1 (en) |
| CN (1) | CN102112745A (en) |
| WO (1) | WO2010013351A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113482921A (en) * | 2021-08-09 | 2021-10-08 | 珠海格力节能环保制冷技术研究中心有限公司 | Scroll sealing device, scroll compressor, and refrigeration device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011196315A (en) * | 2010-03-23 | 2011-10-06 | Toyota Industries Corp | Combined fluid machine |
| JP6026750B2 (en) * | 2012-02-08 | 2016-11-16 | サンデンホールディングス株式会社 | Scroll type expander and fluid machine having the same |
| JP5540192B2 (en) * | 2012-12-03 | 2014-07-02 | 株式会社リッチストーン | Scroll liquid pump |
| CN104196723A (en) * | 2014-09-18 | 2014-12-10 | 乔建设 | Multiplying power line body scroll compressor |
| JP6345081B2 (en) * | 2014-10-31 | 2018-06-20 | アネスト岩田株式会社 | Scroll expander |
| KR102481368B1 (en) | 2016-04-26 | 2022-12-26 | 엘지전자 주식회사 | Scroll compressor |
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| US3924977A (en) * | 1973-06-11 | 1975-12-09 | Little Inc A | Positive fluid displacement apparatus |
| JPS5912188A (en) * | 1982-07-14 | 1984-01-21 | Hitachi Ltd | Scroll type hydraulic machine |
| JPS63110683U (en) * | 1987-01-10 | 1988-07-15 | ||
| US4911620A (en) * | 1988-05-12 | 1990-03-27 | Tecumseh Products Company | Scroll compressor top cover plate |
| US4934905A (en) * | 1989-04-28 | 1990-06-19 | Tecumseh Products Company | Oil turbulence minimizer for a hermetic compressor |
| JP2907915B2 (en) * | 1990-01-22 | 1999-06-21 | 株式会社日立製作所 | Manufacturing method of scroll compressor |
| US5088906A (en) * | 1991-02-04 | 1992-02-18 | Tecumseh Products Company | Axially floating scroll member assembly |
| KR930002640A (en) * | 1991-07-03 | 1993-02-23 | 정해영 | Scroll fluid gas |
| JPH05296168A (en) * | 1992-04-17 | 1993-11-09 | Hitachi Ltd | Scroll compressor |
| US5336060A (en) * | 1992-07-30 | 1994-08-09 | Tecumseh Products Company | Integrally formed counterweight for rotor end ring |
| JPH07317667A (en) * | 1994-05-26 | 1995-12-05 | Sanden Corp | Scroll type compressor |
| JP2001165040A (en) * | 1999-12-14 | 2001-06-19 | Nippon Soken Inc | Expander-integral type compressor |
| JP2002106480A (en) * | 2000-09-29 | 2002-04-10 | Fujitsu General Ltd | Scroll compressor |
| JP2002202076A (en) * | 2000-12-28 | 2002-07-19 | Tokico Ltd | Scroll fluid machine |
| WO2002053916A1 (en) * | 2000-12-28 | 2002-07-11 | Pill-Chan Rha | Scroll pump with pressure chamber and low pressure chamber |
| JP4026747B2 (en) * | 2002-04-12 | 2007-12-26 | アネスト岩田株式会社 | A scroll type fluid machine having a compression part and an expansion part |
| JP4031290B2 (en) * | 2002-05-28 | 2008-01-09 | アネスト岩田株式会社 | Scroll fluid machine and oxygen generator using the same |
| JP2006342793A (en) * | 2005-05-11 | 2006-12-21 | Denso Corp | Fluid machine |
| JP2008057465A (en) * | 2006-08-31 | 2008-03-13 | Hitachi Ltd | Scroll type fluid machine |
-
2008
- 2008-07-28 JP JP2010522580A patent/JPWO2010013351A1/en active Pending
- 2008-07-28 WO PCT/JP2008/063922 patent/WO2010013351A1/en active Application Filing
- 2008-07-28 CN CN200880130532XA patent/CN102112745A/en active Pending
-
2011
- 2011-01-14 US US12/930,672 patent/US20110103991A1/en not_active Abandoned
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113482921A (en) * | 2021-08-09 | 2021-10-08 | 珠海格力节能环保制冷技术研究中心有限公司 | Scroll sealing device, scroll compressor, and refrigeration device |
Also Published As
| Publication number | Publication date |
|---|---|
| US20110103991A1 (en) | 2011-05-05 |
| WO2010013351A1 (en) | 2010-02-04 |
| JPWO2010013351A1 (en) | 2012-01-05 |
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Application publication date: 20110629 |