CN109854505A - Vane compressor - Google Patents
Vane compressor Download PDFInfo
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- CN109854505A CN109854505A CN201811442002.0A CN201811442002A CN109854505A CN 109854505 A CN109854505 A CN 109854505A CN 201811442002 A CN201811442002 A CN 201811442002A CN 109854505 A CN109854505 A CN 109854505A
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Abstract
A kind of vane compressor is provided, lubricating oil is stably supplied while the freedom degree of the intracorporal layout of shell can not be reduced to blade groove.Vane compressor (10) has: the shell (11) of the peripheral wall (12b) with tubular；It is accommodated in the cylinder body of the tubular in shell (11)；The side plate of the opening of closed cylinder；Compress the discharge chambe of refrigerant gas；And discharge pressure region (24), it is divided in the side opposite with discharge chambe across side plate in peripheral wall (12b), is connected to discharge chambe.The oil eliminator that lubricating oil is isolated from the refrigerant gas of discharge pressure region (24) is provided in discharge pressure region (24).In shell (11), wall (34) extends towards side plate, is the oil storage room (27) for the lubricating oil that storage is isolated by oil eliminator by the space that wall (34) surround.Wall (34) radially separating in rotary shaft (16) with peripheral wall (12b), oil storage room (27) configure the middle section C in discharge pressure region (24).
Description
Technical field
The present invention relates to vane compressors.
Background technique
Vane compressor is equipped on vehicle, is used for vehicle air-conditioning apparatus.Such as Patent Document 1 discloses one
Kind vane compressor.The cylinder body of tubular is accommodated in the shell (housing) of vane compressor.It is accommodated in cylinder body
The rotor that can be integrally rotated with rotary shaft.In the outer peripheral surface of rotor, at multiple positions in a manner of radially extending
It is formed with blade groove, and is accommodated with blade in a manner of scalable (stretching/retraction) in each blade groove.Existed by above-mentioned blade
Multiple discharge chambes are marked off in cylinder body.
In addition, being formed in shell for compress in discharge chambe and from the refrigerant gas flow of discharge chambe discharge
Discharge pressure region.The oil eliminator for isolating lubricating oil from refrigerant gas is equipped in discharge pressure region.It is logical
It crosses the lubricating oil that oil eliminator is isolated from refrigerant gas and is stored in oil storage room.Also, it is stored in the lubricating oil warp of oil storage room
It is supplied from oily supply passageway to blade groove, to be lubricated to the slipper of blade and blade groove.
According to the amount for the lubricating oil for being stored in oil storage room, the liquid level of lubricating oil can become the entrance than oily supply passageway sometimes
Low, the entrance of oily supply passageway exposes from lubricating oil, so that lubricating oil can not be supplied to blade groove via oily supply passageway.Cause
This constitutes the recess portion of pettiness volume space by being formed in the bottom of oil storage room, and empty in pettiness capacity in patent document 1
Between configure the entrance of oily supply passageway, even so that a small amount of lubricating oil can also be stablized via oily supply passageway to blade groove
Ground supplies lubricating oil.
Existing technical literature
Patent document
Patent document 1: Japanese Unexamined Patent Publication 7-42682 bulletin
Summary of the invention
Problems to be solved by the invention
However, in vane compressor disclosed in patent document 1, need so that in shell pettiness volume space
Vane compressor is equipped on vehicle by the mode that (recess portion) is located at the lowest part of gravity direction, this becomes to the intracorporal component of shell
Limitation when configuration changes.Accordingly, there exist the freedom degrees of the intracorporal layout of shell to reduce this problem.In turn, even if so that
Vane compressor is equipped on vehicle by the mode for obtaining the lowest part that pettiness volume space (recess portion) is located at gravity direction, in vehicle
In the case that itself has been tilted, it is possible to lubricating oil is flowed out from recess portion and the entrance of oily supply passageway exposes from lubricating oil, thus
It is possible that lubricating oil is stably supplied without normal direction blade groove.
Invention that the present invention is made to solve the above problem is somebody's turn to do, and it is an object of the present invention to provide a kind of vane compressor
Lubricating oil is stably supplied to blade groove with capable of not reducing the freedom degree of the intracorporal layout of shell in vane compressor.
Technical teaching for solving the problem was
Vane compressor for solving the above problems a little has: shell, the peripheral wall with tubular；Rotary shaft,
It is rotationally arranged in the shell；The cylinder body of tubular is accommodated in the shell；Partition wall closes the cylinder body
Opening；Rotor can integrally rotate in the cylinder body with the rotary shaft；Blade, can be relative to described turn
The blade groove of son is flexible；Discharge chambe is divided in the cylinder body by the blade, and compressed to refrigerant gas；
And discharge pressure region, the side opposite with the discharge chambe across the partition wall is divided in the shell,
And it is connected to the discharge chambe, the vane compressor will be intended to, and be provided in the discharge pressure region from institute
The refrigerant gas for stating discharge pressure region isolates the oil eliminator of lubricating oil, and in the shell, wall is towards described point
Next door extends, and is the oil storage room for the lubricating oil that storage is isolated by the oil eliminator, storage by the space that the wall surrounds
The lubricating oil for being stored in the oil storage room passes through oily supply passageway and supplies to the blade groove, makes the wall and the peripheral wall in institute
Upper separation radially of the axis of rotation is stated, the oil storage room is configured into the middle section in the discharge pressure region.
Oil storage room configures the middle section in discharge pressure region as a result, so the storage in the downside for being located at gravity direction
There are spaces between the bottom of grease chamber and the inner peripheral surface of shell.Therefore, the bottom of oil storage room and the bottom for being stored in oil storage room
The liquid level of lubricating oil increases amount corresponding with the space of the downside for the bottom for being present in oil storage room.In addition, oil storage room is by wall portion
Outer surface and shell inner peripheral surface between space surround, so even if taking vane compressor relative to inclination of vehicle
It carries, become inclination of vehicle and state that vane compressor has tilted, the oil storage room in downside positioned at gravity direction
Also there is also the discharge pressure regions other than oil storage room between bottom and the inner peripheral surface of shell.Therefore, it can maintain to be stored in oil storage
The state that the liquid level of the lubricating oil of room increases, the entrance of oily supply passageway are difficult to expose from lubricating oil.Therefore, be able to solve with
Toward as technology, since it is desired that so that pettiness volume space is located at the mode of the lowest part of gravity direction for leaf in shell
Vane compressor is equipped on vehicle, limits this problem when changing to the configuration of shell intracorporal component so becoming.As a result,
Lubricating oil is stably supplied while the freedom degree of the intracorporal layout of shell can not be reduced to blade groove.
In addition, about vane compressor, it is preferable that the oil storage room extends to across the two sides of the rotary shaft.
Region present in oil storage room becomes larger as a result, so can be improved the freedom degree of the configuration of oil eliminator.
In addition, about vane compressor, it is preferable that the oil storage room narrows with the downside towards gravity direction.
Thereby, it is possible to increase the liquid level of lubricating oil, lubricating oil can be more stably supplied.
In addition, about vane compressor, it is preferable that constitute the downside of the gravity direction of the oil storage room in the wall
A pair of of bottom side wall at least one party be formed as planar, and so that the pair of bottom side wall with towards described heavy
The downside in power direction and mode closer to each other tilts.
Lubricating oil is guided by inclined bottom side wall to the bottom of oil storage room as a result, so being easy for lubricating oil to be stored in
Oil storage room.In addition, compared with bottom side wall is the curved situation protruded towards rotation shaft side, be easy to guide lubricating oil to
The bottom of oil storage room.In addition, compared with the bottom side wall of a side is the curved situation protruded towards the inner peripheral surface of shell, storage
The volume of grease chamber becomes smaller, so the liquid level of lubricating oil can be increased.Therefore, lubricating oil can more stably be supplied to blade groove.
In addition, about vane compressor, it is preferable that have oily drain passageway, the oil drain passageway is connected to the storage
The lubricating oil isolated by the oil eliminator is discharged to the oil storage room, on the gravity direction, is formed as by grease chamber
It is planar and with the inclined bottom side wall configuration of the mode for keeping the pair of bottom side wall closer to each other in the oil row
The downside of the outlet being open to the oil storage room in access out.
The lubricating oil being discharged as a result, from the outlet of oily drain passageway to oil storage room is directed to oil storage room along bottom side wall
Bottom, so oil storage room efficiently can be stored in lubricating oil.
In addition, about vane compressor, it is preferable that configured with to the oil storage between the wall and the partition wall
The seal member that room is sealed, it is described oil supply passageway in the oil storage room be open entrance be located at the oil storage room
The lowest part of the gravity direction, the oil storage room extend to the two sides of the entrance across the oily supply passageway.
Wall extends in the two sides of the entrance of oily supply passageway as a result, so existing only in oily supply passageway with wall
The case where side of entrance, is compared, and is clamped in seal member by wall and partition wall, and be present in the inner peripheral surface by shell
Position, i.e., by radially of the axis of rotation outside position part increase.It therefore, being capable of steadily grip seal component.
The effect of invention
In accordance with the invention it is possible to which lubricating oil is stably supplied to blade groove with not reducing the freedom degree of the intracorporal layout of shell.
Detailed description of the invention
Fig. 1 is the sectional view of the vane compressor of the 1st embodiment.
Fig. 2 is the 2-2 line cross-sectional view in Fig. 1.
Fig. 3 is the 3-3 line cross-sectional view in Fig. 1.
Fig. 4 is the 4-4 line cross-sectional view in Fig. 1.
Fig. 5 is the 5-5 line cross-sectional view in Fig. 1.
Fig. 6 is the sectional view of the vane compressor of the 2nd embodiment.
Fig. 7 is the 7-7 line cross-sectional view in Fig. 6.
Fig. 8 is the 8-8 line cross-sectional view in Fig. 6.
Fig. 9 is the cross-sectional view for showing another example of oil storage room of vane compressor.
Figure 10 is the cross-sectional view for showing another example of oil storage room of vane compressor.
Figure 11 is the cross-sectional view for showing another example of oil storage room of vane compressor.
Figure 12 is the cross-sectional view for showing another example of oil storage room of vane compressor.
Description of symbols
10: vane compressor；
11: shell；
12b: peripheral wall；
14: cylinder body；
15: the side plate as partition wall；
16: rotary shaft；
17: rotor；
17a: blade groove；
18: blade；
21: discharge chambe；
24: discharge pressure region；
27: oil storage room；
31: liner as a seal part；
34,41: wall；
34b: the 2nd position as bottom side wall；
34d: the 4th position as bottom side wall；
35: oily drain passageway；
35a: outlet；
36: oily supply passageway；
36d: entrance；
40: oil eliminator；
C: middle section.
Specific embodiment
(the 1st embodiment)
Hereinafter, being illustrated according to FIG. 1 to FIG. 5 to the 1st embodiment for embodying vane compressor.In addition,
Vane compressor is equipped on vehicle, is used for vehicle air-conditioning apparatus.
As shown in Figure 1, the shell 11 of vane compressor 10 by bottomed tube back casing 12 and be incorporated into the back casing
The formation of procapsid 13 of the bottomed tube of 12 front end.Back casing 12 has rear side bottom wall 12a and the edge from rear side bottom wall 12a
The peripheral wall 12b for the tubular that portion extends.The tubular that procapsid 13 has front side bottom wall 13a and extends from the edge of front side bottom wall 13a
Cylinder body 14.In the present embodiment, cylinder body 14 by front side bottom wall 13a close opening by way of and procapsid 13 integrally
It is formed.Front side bottom wall 13a closes the opening of the peripheral wall 12b of back casing 12.
Rear end face 141 in the end face as cylinder body 14 is combined with the side plate 15 of the plate as partition wall.Side plate 15
The opening of closed cylinder 14.
Rotary shaft 16 is rotatably provided in shell 11.The axial direction of the peripheral wall 12b of back casing 12 and the axis of cylinder body 14
It is consistent to the axial direction respectively with rotary shaft 16.The rear side bottom wall 12a of back casing 12 is in rotary shaft 16 axially with respect to side plate
15 are located at the side opposite with cylinder body 14.
In front side, bottom wall 13a is formed with the insertion hole 13h inserted for rotary shaft 16.In addition, back casing 12 has from rear side
Boss portion 121 of the inner surface 121a of bottom wall 12a towards the tubular outstanding of side plate 15.Inserted with rotary shaft in boss portion 121
16.Also, rotary shaft 16 is rotatably supported in the insertion hole 13h of front side bottom wall 13a and the boss portion 121 of back casing 12.Rotation
Shaft 16 penetrates through in side plate 15 and cylinder body 14.In the present embodiment, so that the axial direction of rotary shaft 16 and horizontal direction substantially
Consistent mode carries vane compressor 10 relative to vehicle horizontally.
In cylinder body 14, cylindrical rotor 17 is in a manner of it can rotate integrally engaging in rotary shaft 16.Rotor 17
Front end face is opposite with front side bottom wall 13a, and rear end face and side plate 15 are opposite.
As shown in Figures 2 and 3, the inner peripheral surface of cylinder body 14 is shaped generally as ellipticity.In the outer peripheral surface of rotor 17, multiple
Position is radially formed with blade groove 17a, and is accommodated with blade 18 in telescopic manner in each blade groove 17a.
Also, multiple back pressure chambers 19 are marked off by the bottom of each blade groove 17a and each blade 18.Lubricating oil is supplied to each back pressure chamber 19.
Also, when the top face contact cylinder body of the blade 18 and the rotation of the rotor 17 associated with the rotation of rotary shaft 16
When 14 inner peripheral surface, in the outer peripheral surface of rotor 17, the inner peripheral surface of cylinder body 14, adjacent blade 18, procapsid 13 and side plate 15
Between mark off multiple discharge chambes 21.In vane compressor 10, about the direction of rotation of rotor 17, make the appearance of discharge chambe 21
The widened stroke of product is suction stroke, makes a reduced volume of stroke compression travel of discharge chambe 21.
As shown in Figure 1, being formed with suction inlet 122 in back casing 12.In the present embodiment, so that suction inlet 122
Vane compressor 10 is equipped on vehicle by the mode in the upside of gravity direction.In addition, in the forward outer peripheral surface of cylinder body 14
Throughout cylinder body 14 circumferential complete cycle be formed with the 1st recess portion 14a.Also, it is drawn by the inner peripheral surface of the 1st recess portion 14a and back casing 12
Separate the suction chamber 22 for being connected to suction inlet 122.Therefore, suction chamber 22 is between cylinder body 14 and back casing 12 along rotary shaft 16
Circumferentially extending.Suction chamber 22 is configured to suction inlet 122 in the radially Chong Die with discharge chambe 21 of rotary shaft 16.
As shown in Fig. 2, being formed with a pair of of the suction inlet 14b being connected to suction chamber 22 in cylinder body 14.That is, in present embodiment
In, 2 suction inlet 14b are formed in cylinder body 14.2 suction inlet 14b configurations reach respectively from suction inlet 122 via suction chamber 22
The length in the path of the refrigerant gas of suction inlet 14b is respectively the position of identical length.Also, each pressure in suction stroke
Contracting room 21 is connected to via suction inlet 14b respectively with suction chamber 22.
As shown in figure 3, the outer peripheral surface rearward in cylinder body 14 is formed with a pair of of second recesses 14c.That is, in present embodiment
In, 2 second recesses 14c are formed in cylinder body 14.Each second recesses 14c is extended by the outer peripheral surface from cylinder body 14 towards rotary shaft 16
Extended face 142, relative to extended face 142 intersect and towards the outer peripheral surface of cylinder body 14 extend mounting surface 143,
And the end face of cylinder body 14 is formed.Also, by each extended face 142, mounting surface 143, back casing 12 peripheral wall 12b inner circumferential
Face, the end face of cylinder body 14 for constituting second recesses 14c and the front end face of side plate 15 mark off a pair of of discharge space 23.Therefore, respectively
Discharge space 23 is formed between the cylinder body 14 and back casing 12 radially of rotary shaft 16.
The outlet 14d that each mounting surface 143 is radially penetrated into from the inner peripheral surface of cylinder body 14 is formed in cylinder body 14.Compression
Discharge chambe 21 in stroke is connected to discharge space 23 by outlet 14d.Each outlet 14d can be by being installed on mounting surface
143 dump valve 143a is opened and closed.Also, compressed refrigerant gas is pushed dump valve 143a open and is passed through in discharge chambe 21
It is discharged from outlet 14d to discharge space 23.
As shown in Figure 1, being located axially between suction chamber 22 and side plate 15 in rotary shaft 16 of space 23 is respectively discharged.Sucking
Room 22 and each discharge space 23 are configured between the cylinder body 14 and back casing 12 radially of rotary shaft 16 along rotary shaft 16
Axial alignment.
In shell 11, discharge pressure region 24 is being marked off across the side opposite with discharge chambe 21 of side plate 15.Discharge
Pressure span 24 by the outer peripheral surface of rotary shaft 16, the inner peripheral surface of the peripheral wall 12b of back casing 12, side plate 15 rear end face and rear shell
The inner surface 121a of the rear side bottom wall 12a of body 12 is divided.Region around rotary shaft 16 in discharge pressure region 24 is set
For middle section C.Middle section C is in discharge pressure region 24 positioned at the radial inside of rotary shaft 16.Discharge pressure region
24 have the discharge room 25 of the refrigerant gas flow for being discharged from discharge chambe 21, isolate the oil of lubricating oil from refrigerant gas
Separated space 26 and the oil storage room 27 for being stored in the lubricating oil isolated in oil separation space 26.
Oil separation space 26 is formed in the rear side bottom wall 12a of back casing 12.Tubular is equipped in oil separation space 26
Oily cylinder 33.Oily cylinder 33 is fitted and fixed in the hole that the wall surface for forming the rear side bottom wall 12a of oil separation space 26 is formed.
Oily cylinder 33 is connected to external refrigerant circuit (not shown) via the outlet 123 for being formed in back casing 12.Oil separation is empty
Between 26 constitute the oil eliminators 40 for separating lubricating oil included in refrigerant gas from refrigerant gas with oily cylinder 33.
As shown in Figure 1 and Figure 4, the wall 34 of tubular is provided in the rear side bottom wall 12a of back casing 12, the wall 34 exists
Extend in the axial direction of rotary shaft 16 from the inner surface 121a of rear side bottom wall 12a towards side plate 15.Wall 34 and rear side bottom wall 12a mono-
Formed to body.Wall 34 is separated from the inner peripheral surface of the peripheral wall 12b of back casing 12.Oil storage room 27 is the sky surrounded by wall 34
Between.The oily drain passageway 35 for being connected to oil storage room 27 with oil separation space 26 is formed in the rear side bottom wall 12a of back casing 12.
Room 25 is discharged to configure across wall 34 in the peripheral side of oil storage room 27, annularly prolongs around oil storage room 27
It stretches.In other words, oil storage room 27 is across the inner circumferential side that wall 34 configured in discharge room 25.Therefore, in discharge pressure region 24, row
The configuration of room 25 is in the radial outside of rotary shaft 16 out, oil storage room 27 rotary shaft 16 radially configuration in inside, i.e., it is central
Region C.Wall 34 separates oil storage room 27 and discharge room 25.
As shown in Figure 1, between the top end part of wall 34 and the rear end face of side plate 15 configured with as to oil storage room 27 into
The liner (gasket) 31 of the seal member of row sealing.Liner 31 is formed by the coating rubber on thin metal plate.Liner
After 31 are tightly attached to top end part and the side plate 15 of wall 34 by the clamping of the rear end face of the top end part of wall 34 and side plate 15 respectively
End face.The rear end face of liner 31 is opposite with the rear side bottom wall 12a of back casing 12.Liner 31 is by tight with the top end part of wall 34
Patch, to be sealed between discharge room 25 and oil storage room 27.
Oil storage room 27 is by the inner surface of wall 34, the inner surface 121a and liner 31 of the rear side bottom wall 12a of back casing 12
Rear end face divide.Room 25 is discharged by the inner peripheral surface of peripheral wall 12b of back casing 12, the interior table of the rear side bottom wall 12a of back casing 12
The outer surface of face 121a, the rear end face for padding 31 and wall 34 divide.
Discharge space 23 is connected to discharge room 25 via the 1st access 32a of perforation side plate 15 and liner 31.Therefore,
Discharge pressure region 24 is connected to via outlet 14d and the 1st access 32a with discharge chambe 21.In addition, discharge room 25 and oil
It is connected to from space 26 via the 2nd access 32b for the rear side bottom wall 12a for being formed in back casing 12.It is discharged from discharge chambe 21
Refrigerant gas is by the sequential flowing that space 23, discharge room 25 and oil separation space 26 is discharged.
As shown in figure 4, wall 34 has the 1st extended from the outer peripheral surface of boss portion 121 towards the upside of gravity direction
The 2nd position 34b that position 34a and outer peripheral surface from boss portion 121 extend towards the downside of gravity direction.1st position 34a and the 2nd
Inner peripheral surface of the position 34b in the peripheral wall 12b radially from back casing 12 of rotary shaft 16 separates.
Wall 34 has the continuous 3rd position 34c in upper end with the 1st position 34a.When by with the axial direction of rotary shaft 16 and
When the orthogonal direction of gravity direction is set as left and right directions, the 3rd position 34c from the 1st position 34a gradually to leave in the lateral direction
Mode extend towards on the downside of gravity direction.That is, the 3rd position 34c is tilted relative to along the direction of gravity direction.3rd
Inner peripheral surface of the position 34c in the peripheral wall 12b radially from back casing 12 of rotary shaft 16 separates.
Wall 34 has with the lower end of the 2nd position 34b continuously and continuous 4th with the lower end of the 3rd position 34c
Position 34d.4th position 34d is from the lower end of the 2nd position 34b in the lateral direction gradually from the side that the 2nd position 34b leaves
Formula extends towards gravity direction upside.In other words, the 4th position 34d is from the lower end of the 3rd position 34c in the lateral direction
The mode for moving closer to the 2nd position 34b extends towards gravity direction downside.That is, the 4th position 34d is with direction weight
The downside in power direction and tilted in the lateral direction close to the mode of the 2nd position 34b.Therefore, the 4th position 34d and the 2nd position
34b is closer to each other with the downside towards gravity direction.4th position 34d is in rotary shaft 16 radially from back casing 12
The inner peripheral surface of peripheral wall 12b separates.4th position 34d is planar.Therefore, when from the end on observation of rotary shaft 16, the 4th position
2nd position 34b is linearly connect by 34d with the 3rd position 34c.
Boss portion 121 is the wall for connecting the 1st position 34a with the 2nd position 34b.Boss portion 121 constitutes one of wall 34
Point.Therefore, in the present embodiment, wall 34 is by the 1st position 34a, the 2nd position 34b, the 3rd position 34c, the 4th position 34d
And the tubular that boss portion 121 is formed.
Here, by when from the end on observation oil storage room 27 of rotary shaft 16, link in the 2nd position 34b with boss portion 121
Connecting portion and the 4th position 34d in be set as imaginary line L1 with the straight line of the connecting portion of the 3rd position 34c.At this point,
In present embodiment, by when from the end on observation oil storage room 27 of rotary shaft 16, by the 2nd position 34b, the 4th position 34d and vacation
Think that the part that straight line L1 is surrounded is set as constituting the bottom 27a of the downside of the gravity direction of oil storage room 27.Therefore, the 2nd position 34b and
4th position 34d is a pair of of the bottom side wall for constituting bottom 27a.Also, the 4th position 34d of the bottom side wall as a side with
Towards the downside of gravity direction and the mode of the 2nd position 34b close to the wall as another party tilts, so more towards weighing
The downside in power direction, then the 2nd position 34b on left and right directions is shorter at a distance from the 4th position 34d, more towards gravity direction
Then oil storage room 27 is narrower for downside.
Upside of the 1st position 34a from the outer peripheral surface of boss portion 121 towards gravity direction extends, and the 2nd position 34b from
The outer peripheral surface of boss portion 121 extends towards the downside of gravity direction, so oil storage room 27 extends to across the two sides of rotary shaft 16.
In the present embodiment, range of the presence of oil storage room 27 throughout the about 180 degree of the periphery of rotary shaft 16.On gravity direction,
The downside of the outlet 35a that oil storage room 27 is open of the 4th position 34d configuration in oily drain passageway 35.
As shown in figure 5, the rear end face in liner 31 is formed with slot 31a.
Slot 31a have the 1st groove portion 311 extended along gravity direction from boss portion 121 towards the lower end of the 2nd position 34b,
Continuously and towards the bottom 27a of oil storage room 27 extend with the end of side in the 1st groove portion 311 and that boss portion 121 is opposite
The 2nd groove portion 312.1st groove portion 311 is configured with the 2nd position 34b of wall 34 in identical position in the circumferential direction of rotary shaft 16
It sets, and radially extending along the 2nd position 34b in rotary shaft 16.The 1st groove portion in 1st groove portion 311 and the 2nd groove portion 312
The one end of 311 sides is Chong Die with the 2nd position 34b in the axial direction of rotary shaft 16.Therefore, the 1st groove portion 311 and the 2nd groove portion 312
The opening of the rear end face for being located at liner 31 in one end is closed by the 2nd position 34b.The 1st groove portion 311 is removed in 2nd groove portion 312
Other parts other than the one end of side are not closed by the top end part of wall 34, to be connected to the bottom 27a of oil storage room 27.
Also, the part exposed to oil storage room 27 in the 2nd groove portion 312 constitutes the bottom 27a's for being connected to oil storage room 27
1st access 36a.In addition, by the one end and the 2nd position 34b of 311 side of the 1st groove portion in the 1st groove portion 311 and the 2nd groove portion 312
Mark off the 2nd access 36b.
Be through with the 3rd access 36c in liner 31 and side plate 15, the 3rd access 36c be connected in the 2nd access 36b with
The end of 1st access 36a opposite side, and extend in the rotor 17 that is axially toward of rotary shaft 16.In the 3rd access 36c
In the side opposite with the 2nd access 36b end rotor 17 rotate Shi Xiangyu back pressure chamber 19 it is opposite position opening the 3rd
When access 36c is connected to back pressure chamber 19, the lubricating oil of oil storage room 27 is stored in by the 1st access 36a, the 2nd access 36b, the 3rd access
The sequential flowing of 36c and to back pressure chamber 19 supply.Therefore, the 1st access 36a, the 2nd access 36b and the 3rd access 36c are constituted
The oily supply passageway 36 that the lubricating oil for being stored in oil storage room 27 is supplied to back pressure chamber 19.Also, the 1st access 36a constitutes oil
The entrance 36d of supply passageway 36 being open to oil storage room 27.Entrance 36d is connected to the bottom 27a of oil storage room 27.In this embodiment party
In formula, so that vane compressor 10 is equipped on vehicle by the mode that the 2nd access 36b extends on gravity direction.
Then, the movement of vane compressor 10 is illustrated.
When rotary shaft 16 rotates, rotor 17 and blade 18 rotate, from the outside of vane compressor 10 via suction inlet
122 suck refrigerant gas to suction chamber 22.The refrigerant gas for being inhaled into suction chamber 22 is inhaled into via each suction inlet 14b
Each discharge chambe 21 in suction stroke.Then, the refrigerant gas for being inhaled into each discharge chambe 21 passes through the compression in compression travel
The volume of room 21 reduces and is compressed.It is empty to discharge via outlet 14d from each discharge chambe 21 by compressed refrigerant gas
Between 23 discharge.The refrigerant gas being discharged to discharge space 23 flows into discharge room 25 via the 1st access 32a.
Flowed into discharge room 25 refrigerant gas via the 2nd access 32b to oil separation space 26 flow out, be blown to
The outer peripheral surface of oily cylinder 33, and be directed downward on one side while the outer peripheral surface of oily cylinder 33 rotates.At this point, passing through
Centrifuge separation isolates lubricating oil from refrigerant gas.Then, the lubricating oil isolated from refrigerant gas is to oil separation space
26 bottom side is mobile, and is stored in oil storage room 27 via oily drain passageway 35.It is stored in the lubricating oil warp of oil storage room 27
It supplies from oily supply passageway 36 to back pressure chamber 19, releases blade 18 to outer peripheral side as back pressure.Also, by being pushed away to outer peripheral side
Blade 18 out marks off discharge chambe 21.In addition, using to back pressure chamber 19, that is, the lubricating oil that blade groove 17a is supplied is to leaf
Piece 18 and the slipper of blade groove 17a are lubricated.On the other hand, the system in oil eliminator 40, after isolating lubricating oil
Refrigerant gas is moved upward in the inside of oily cylinder 33, and is arranged via outlet 123 to the external of vane compressor 10
Out.
Then, the effect and effect of the 1st embodiment are recorded.
(1) oil storage room 27 configures the middle section C in discharge pressure region 24, so being located at the downside of gravity direction
There is discharge room 25 between the bottom 27a of oil storage room 27 and the inner peripheral surface of back casing 12 (shell 11).Therefore, the bottom of oil storage room 27
Portion 27a and the liquid level of lubricating oil of bottom 27a for being stored in oil storage room 27 increase and are present in the bottom 27a of oil storage room 27
It measures accordingly the discharge room 25 of downside.Here, for example, sometimes due to inclination of vehicle and vane compressor 10 can be along rotary shafts
The mode of 16 circumferential direction (for example, direction of arrow R1 shown in Fig. 4) rotation tilts.At this point, oil storage room 27 is wrapped by room 25 is discharged
It encloses, so becoming the state that vane compressor 10 has tilted, the liquid for being stored in the lubricating oil of oil storage room 27 can also be maintained
The state that face increases, the entrance 36d of oily supply passageway 36 are difficult to expose from lubricating oil.Therefore, can eliminate conventional art that
Sample, since it is desired that so that pettiness volume space is located at the mode of the lowest part of gravity direction for vane type pressure in shell 11
Contracting machine 10 is equipped on vehicle, limits this problem when changing to the component configuration in shell 11 so becoming.As a result, energy
Lubricating oil is stably supplied to enough freedom degrees for not reducing the layout in shell 11 to blade groove 17a.
(2) when from the end on observation of rotary shaft 16, oil storage room 27 extends across rotary shaft 16 to two sides, so oil storage
Region present in room 27 is big.Therefore, it is easy to configure the outlet 35a of oily drain passageway 35 in oil storage room 27.As a result, it is possible to mention
The freedom degree of configuration of the high oil content from device 40.
(3) oil storage room 27 narrows with the downside towards gravity direction, so the liquid level of lubricating oil can be increased, it can
More stably supply lubricating oil.
(4) the 4th position 34d of wall 34 is with the downside towards gravity direction and in the lateral direction close to the 2nd
The mode of position 34b tilts.Therefore, lubricating oil is guided by the 4th position 34d to the bottom 27a of oil storage room 27, is easy storage lubrication
Oil.In addition, the 4th position 34d of wall 34 is planar.Thus, for example, being direction with the 4th position 34d as shown in Figure 11
The curved situation of 16 side of rotary shaft protrusion is compared, and is easy to guide lubricating oil to the bottom 27a of oil storage room 27.In addition, example
Such as, compared with the 4th position 34d as shown in Figure 12 is the curved situation protruded towards the inner peripheral surface of shell 11, oil storage
The volume of room 27 becomes smaller, so the liquid level of lubricating oil can be increased.Therefore, lubricating oil can more stably be supplied.
(5) on gravity direction, the downside for the outlet 35a that the 4th position 34d configured in oily drain passageway 35, so from oil
The lubricating oil of the outlet 35a discharge of drain passageway 35 is directed to the bottom 27a of oil storage room 27 along the 4th position 34d.Therefore, energy
It is enough that lubricating oil is efficiently stored in oil storage room 27.
(6) by the bottom 27a of raising oil storage room 27, the length of the 2nd access 36b of oily supply passageway 36 can be shortened,
The supply from oil storage room 27 via oily supply passageway 36 to the lubricating oil of back pressure chamber 19 can successfully be carried out.
(7) according to the present embodiment, that is, the state that vane compressor 10 has tilted is become, oily supply passageway 36 enters
Mouth 36d is also difficult to expose from lubricating oil, so not needing in order to avoid the oil supply passageway when vane compressor 10 has tilted
36 entrance 36d increases the oil reserve for being stored in the lubricating oil of oil storage room 27 from the case where lubricating oil exposing in advance.Therefore, energy
Enough cut down the amount of lubricating oil.
(the 2nd embodiment)
Hereinafter, being illustrated according to Fig. 6~Fig. 8 to the 2nd embodiment for embodying vane compressor.In addition,
Label identical with the 1st embodiment is labeled with to composition identical with the 1st embodiment and is omitted the description.
Prolong as shown in fig. 6, boss portion 121 has from the outer peripheral surface of boss portion 121 towards what the downside of gravity direction extended
Extending portion 124.Extension 124 is separated from the inner surface 121a of the rear side bottom wall 12a of back casing 12.Therefore, extension 124 is not closed
The outlet 35a of oily drain passageway 35.
The rear side bottom wall 12a of back casing 12 is provided with the wall 41 of tubular, axial direction of the wall 41 in rotary shaft 16
On from the inner surface 121a of rear side bottom wall 12a towards side plate 15 extend.Wall 41 is comparable to the wall 34 of the 1st embodiment
Part.Wall 41 is integrally formed with rear side bottom wall 12a.
As shown in Figure 7 and Figure 8, wall 41 is when from the end on observation of rotary shaft 16, positioned at the peripheral side of boss portion 121
Annular shape.Wall 41 is formed with spreading the circumferential complete cycle of rotary shaft 16.Inner peripheral surface of the lower end of extension 124 from wall 41
Separation.The internal diameter of wall 41 is bigger than the outer diameter of boss portion 121.Wall 41 is separated from the inner peripheral surface of the peripheral wall 12b of back casing 12.Row
Room 25 is by the outer peripheral surface of wall 41, the inner peripheral surface of the peripheral wall 12b of back casing 12, the rear end face of liner 31 and back casing 12 out
The inner surface 121a of rear side bottom wall 12a is divided.
Oil storage room 27 by the outer peripheral surface of boss portion 121 and extension 124, wall 41 inner peripheral surface, pad 31 rear end face
And the inner surface 121a of the rear side bottom wall 12a of back casing 12 is divided.Here, by the end on observation oil storage room from rotary shaft 16
When 27, the straight line extended by the lower end on the gravity direction of boss portion 121 and in left-right direction is set as imaginary line L2.This
When, in the present embodiment, by when from the end on observation oil storage room 27 of rotary shaft 16, gravity direction is leaned on than imaginary line L2
It downside and is set as under the gravity direction for constituting oil storage room 27 by the part that the inner peripheral surface of wall 41 and imaginary line L2 are surrounded
The bottom 27a of side.
Wall 41 the outer periphery rotary shaft 16 of rotary shaft 16 circumferentially extending, so oil storage room 27 is to across rotary shaft 16
Two sides extend.In the present embodiment, 360 degree of range of the presence of oil storage room 27 throughout the periphery of rotary shaft 16.
Room 25 is discharged to configure across wall 41 in the peripheral side of oil storage room 27, annularly prolongs around oil storage room 27
It stretches.Oil storage room 27 configure wall 41 inside and across wall 41 by be discharged room 25 surround.Wall 41 by oil storage room 27 with
Discharge room 25 separates.
As shown in figure 8, slot 31a extends towards the lower end of extension 124.One opposite with rotary shaft 16 in slot 31a
The one end of side is not closed by boss portion 121 and extension 124, to be connected to the bottom 27a of oil storage room 27.By slot 31a
In the one end of the side opposite with rotary shaft 16 form the 1st access 36a.1st access 36a is connected to oil storage room 27.?
It is all convex in addition to the one end of the side opposite with rotary shaft 16 in the opening of the rear end face for being located at liner 31 in slot 31a
Platform portion 121 and extension 124 are closed.By the other parts in addition to one end, boss portion 121 and the extension in slot 31a
124 mark off the 2nd access 36b.
1st access 36a constitutes the entrance 36d of oily supply passageway 36 being open to oil storage room 27.Oily supply passageway 36
Entrance 36d is located at the bottom 27a of oil storage room 27.That is, oil storage room 27 prolongs to the two sides of the entrance 36d across oily supply passageway 36
It stretches.
In the 2nd embodiment, in addition to the same effect in effect (1)~(3), (6), (7) with the 1st embodiment with
Outside, additionally it is possible to obtain effect below.
(8) oil storage room 27 extends to the two sides of the entrance 36d across oily supply passageway 36.Therefore, it is only deposited with oil storage room 27
The case where being the side of the entrance 36d of oily supply passageway 36 is compared, and is clamped in liner 31 by wall 41 and side plate 15, and
It is present in the position of the inner peripheral surface of the peripheral wall 12b by back casing 12, i.e. the part by the position in radial outside increases.Therefore,
Liner 31 can steadily be clamped.
In addition, the 1st and the 2nd embodiment can also be changed as following.
Zero cylinder body 14 can not also be integrated with procapsid 13.
Zero in the 1st embodiment, so that the 2nd access 36b of oily supply passageway 36 is on the direction along gravity direction
Vane compressor 10 is equipped on vehicle by the mode of extension, but the direction that the 2nd access 36b extends can not also be with gravity direction
Unanimously.That is, can also by so that oily supply passageway 36 the 2nd access 36b relative to the direction along gravity direction it is inclined in a manner of
Carry vane compressor 10.Even if in this case, oil storage room 27 is also surrounded by room 25 is discharged, so being stored in oil storage room 27
Bottom 27a lubricating oil liquid level due to discharge room 25 and increase.Therefore, lubricating oil can be stably supplied.That is,
Compared with conventional art, it is capable of increasing the permission tilt angle of vane compressor 10, can be avoided the vane type pressure in vehicle
The case where carrying form of contracting machine 10 is defined.
Zero in the 1st embodiment, not to the 4th position 34d of wall 34 relative to the inclination along the direction of gravity direction
Angle is described in detail, but so that even if so that the 2nd access 36b of oily supply passageway 36 is relative to along gravity direction
The inclined mode in direction vane compressor 10 is equipped on vehicle in the case where, become inclination of vehicle and vane type compresses
The state that machine 10 has tilted, the liquid level of lubricating fluid is also than the mode set angle of the entrance 36d high of oily supply passageway 36.
Zero in the 1st and the 2nd embodiment, if the oil storage room 27 of storage lubricating oil is by the sky that is surrounded by wall 34,41
Between formed, and wall 34,41 from the inner peripheral surface separation of the peripheral wall 12b of back casing 12, then the shape of wall 34,41 can be appropriate
Ground changes.
For example, the shape of wall 34 is also possible to shape shown in Fig. 9.In addition, being indicated in Fig. 9 with double dot dash line
Slot 31a.Wall 34 can also have: the 1st position 38a, from the outer peripheral surface of boss portion 121 towards left and right directions on the left of prolong
It stretches；As the 2nd position 38b of bottom side wall, extend from the outer peripheral surface of boss portion 121 towards the downside of gravity direction；As
The bond sites 38c of bottom side wall, by the end and the 2nd position of the side opposite with boss portion 121 in the 1st position 38a
The end of the side opposite with boss portion 121 in 38b links；And connecting portion 38d, by the 1st in boss portion 121
Position 38a is connect with the 2nd position 38b.In this case, when from the end on observation of rotary shaft 16, oil storage room 27 exists only in rotation
The side of shaft 16.
In addition, for example, the shape of wall 34 is also possible to shape shown in Fig. 10.In addition, for ease of description, in Figure 10
It is middle that slot 31a is indicated with double dot dash line.Wall 34 has: the 1st position 39a, from the outer peripheral surface of boss portion 121 towards right and left
To left side extend；2nd position 39b extends from the outer peripheral surface of boss portion 121 towards the right side of left and right directions；And the 3rd
Position 39c extends from the outer peripheral surface of boss portion 121 towards the downside of gravity direction.In addition, wall 34 has: vertical as bottom side
1st bond sites 39d of wall, from the end of the side opposite with boss portion 121 in the 1st position 39a, in right and left
The mode for moving closer to the 3rd position 39c upwards extends towards gravity direction downside；With the 2nd bond sites as bottom side wall
39e, from the end of the side opposite with boss portion 121 in the 2nd position 39b, to move closer to the 3rd in the lateral direction
The mode of position 39c extends towards gravity direction downside.The side opposite with the 1st position 39a in 1st bond sites 39d
The connection of the end of end and the side opposite with the 2nd position 39b in the 2nd bond sites 39e.The lower end of 3rd position 39c from
1st bond sites 39d and the 2nd bond sites 39e separation.In addition, wall 34 have by boss portion 121 the 1st position 39a,
The 2nd position 39b and connecting portion 39f of the 3rd position 39c connection.
Oil storage room 27 has the surrounded by the 1st position 39a, the 3rd position 39c and the 1st bond sites 39d of wall 34
1 oil storage room 271 and the 2nd oil storage room surrounded by the 2nd position 39b, the 3rd position 39c of wall 34 and the 2nd bond sites 39e
272.1st oil storage room 271 and the 2nd oil storage room 272 are via the lower end of the 3rd position 39c and the 1st bond sites 39d and the 2nd connection
It is connected between the 39e of position.The lowest part of 1st oil storage room 271 and the respective gravity direction of the 2nd oil storage room 272 is that connection the 1st connects
The part of knot position 39d and the 2nd bond sites 39e.
Slot 31a extends from boss portion 121 towards the lower end of the 3rd position 39c.It is opposite with rotary shaft 16 in slot 31a
The one end of side is not closed by the top end part of wall 34, to be connected to the 1st oil storage room 271 and the 2nd oil storage room 272 most
Lower part.1st access 36a is formd by the one end of the side opposite with rotary shaft 16 in slot 31a.It is located at lining in slot 31a
The opening of the rear end face of pad 31 is all closed by the 3rd position 39c in addition to the one end of the side opposite with rotary shaft 16.By slot
The other parts in addition to one end in 31a mark off the 2nd access 36b with the 3rd position 39c.
Therefore, in embodiment shown in Fig. 10, the 1st access 36a is connected to oil storage room 27.Therefore, oily supply passageway
36 entrance 36d is located at the lowest part of the 1st oil storage room 271 and the respective gravity direction of the 2nd oil storage room 272.That is, oil storage room 27 to
Two sides across the entrance 36d of oily supply passageway 36 extend.
In this case, oil storage room 27 extends to the two sides of the entrance 36d across oily supply passageway 36, so and oil storage room
27 compare the case where existing only in the side of the entrance 36d of oily supply passageway 36, are pressed from both sides in liner 31 by wall 34 and side plate 15
It holds, and is present in the position of the inner peripheral surface by shell 11, i.e., the part by the position in radial outside increases.Therefore, can
Steadily clamping liner 31.
In addition, though it is not shown, but wall 34 is also possible to the downside towards gravity direction and the expansion of oil storage room 27
Such shape.
Zero in the 1st embodiment, the 4th position 34d of wall 34 may not be linearly, for example, it can be
The curved protruded as shown in Figure 11 towards rotary shaft 16 when from the end on observation of rotary shaft 16, is also possible to such as Figure 12 institute
Show the curved protruded like that towards the inner peripheral surface of back casing 12 (shell 11).
The position of the outlet 35a of zero oily drain passageway 35 can suitably change.For example, it is also possible to which oil discharge is logical
The outlet 35a on road 35 is configured at more upper than rotary shaft 16 position on gravity direction.
The composition of zero oily supply passageway 36 can be changed suitably.For example, it is also possible to the company of configuration in oil storage room 27
It passes through the 2nd access 36b and the cartridge that radially extends from boss portion 121 substitutes the 1st access of the 1st embodiment
36a。
Zero in the 1st and the 2nd embodiment, liner 31 can also be changed to O-ring.In this case, oil supply is logical
Road 36 is formed in side plate 15 or back casing 12.
Zero is also possible to wall 34 is not integrally formed with rear side bottom wall 12a, but the portion not androgynous with back casing 12
Part is configured to integrated with rear side bottom wall 12a and being installed on rear side bottom wall 12a.
Claims (6)
1. a kind of vane compressor, has:
Shell, the peripheral wall with tubular；
Rotary shaft is rotationally arranged in the shell；
The cylinder body of tubular is accommodated in the shell；
Partition wall closes the opening of the cylinder body；
Rotor can integrally rotate in the cylinder body with the rotary shaft；
Blade, can be flexible relative to the blade groove of the rotor；
Discharge chambe is divided in the cylinder body by the blade, and compressed to refrigerant gas；And
Discharge pressure region is divided in the side opposite with the discharge chambe across the partition wall in the shell,
And it is connected to the discharge chambe,
The vane compressor is characterized in that,
The oil that lubricating oil is isolated from the refrigerant gas of the discharge pressure region is provided in the discharge pressure region
From device,
In the shell, wall extends towards the partition wall, is that storage passes through the oil by the space that the wall surrounds
The oil storage room for the lubricating oil that separator is isolated,
The lubricating oil for being stored in the oil storage room passes through oily supply passageway and supplies to the blade groove,
Make the wall and the peripheral wall it is described radially of the axis of rotation on separate, by oil storage room configuration in discharge pressure
The middle section in power region.
2. vane compressor according to claim 1, wherein
The oil storage room extends to across the two sides of the rotary shaft.
3. vane compressor according to claim 1 or 2, wherein
The oil storage room narrows with the downside towards gravity direction.
4. vane compressor according to claim 3, wherein
At least one party constituted in a pair of of bottom side wall of the downside of the gravity direction of the oil storage room in the wall is formed
To be planar, and with make the pair of bottom side wall with towards the downside of the gravity direction and mode closer to each other is inclined
Tiltedly.
5. vane compressor according to claim 4, wherein
Has oily drain passageway, the oil drain passageway is connected to the oil storage room, by what is isolated by the oil eliminator
Lubricating oil is discharged to the oil storage room,
On the gravity direction, be formed as planar and inclined in the mode for keeping the pair of bottom side wall closer to each other
The downside of the outlet that the oil storage room is open of the bottom side wall configuration in the oily drain passageway.
6. vane compressor according to any one of claims 1 to 5, wherein
The seal member being sealed to the oil storage room is configured between the wall and the partition wall,
The entrance being open to the oil storage room in the oil supply passageway is located at the downside of the gravity direction of the oil storage room,
The oil storage room extends to the two sides of the entrance across the oily supply passageway.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017-230875 | 2017-11-30 | ||
| JP2017230875A JP2019100233A (en) | 2017-11-30 | 2017-11-30 | Vane type compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109854505A true CN109854505A (en) | 2019-06-07 |
Family
ID=66890442
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811442002.0A Pending CN109854505A (en) | 2017-11-30 | 2018-11-29 | Vane compressor |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2019100233A (en) |
| CN (1) | CN109854505A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1407239A (en) * | 2001-08-13 | 2003-04-02 | 精工电子有限公司 | Gas compressor |
| JP2003206863A (en) * | 2002-01-10 | 2003-07-25 | Matsushita Electric Ind Co Ltd | Compressor |
| CN1643255A (en) * | 2002-03-12 | 2005-07-20 | 松下电器产业株式会社 | Compressor |
| CN101639069A (en) * | 2008-07-29 | 2010-02-03 | 株式会社丰田自动织机 | Vane type compressor |
| CN101655092A (en) * | 2008-08-19 | 2010-02-24 | 株式会社丰田自动织机 | Compressor |
| CN102108967A (en) * | 2009-12-29 | 2011-06-29 | 法雷奥热系统（日本）公司 | Blade-tape compressor |
-
2017
- 2017-11-30 JP JP2017230875A patent/JP2019100233A/en active Pending
-
2018
- 2018-11-29 CN CN201811442002.0A patent/CN109854505A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1407239A (en) * | 2001-08-13 | 2003-04-02 | 精工电子有限公司 | Gas compressor |
| JP2003206863A (en) * | 2002-01-10 | 2003-07-25 | Matsushita Electric Ind Co Ltd | Compressor |
| CN1643255A (en) * | 2002-03-12 | 2005-07-20 | 松下电器产业株式会社 | Compressor |
| CN101639069A (en) * | 2008-07-29 | 2010-02-03 | 株式会社丰田自动织机 | Vane type compressor |
| CN101655092A (en) * | 2008-08-19 | 2010-02-24 | 株式会社丰田自动织机 | Compressor |
| CN102108967A (en) * | 2009-12-29 | 2011-06-29 | 法雷奥热系统（日本）公司 | Blade-tape compressor |
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| Publication number | Publication date |
|---|---|
| JP2019100233A (en) | 2019-06-24 |
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