CN206206178U - It is a kind of to turn the cylinder piston compressor pump housing and use its compressor - Google Patents

It is a kind of to turn the cylinder piston compressor pump housing and use its compressor Download PDF

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Publication number
CN206206178U
CN206206178U CN201620828834.6U CN201620828834U CN206206178U CN 206206178 U CN206206178 U CN 206206178U CN 201620828834 U CN201620828834 U CN 201620828834U CN 206206178 U CN206206178 U CN 206206178U
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CN
China
Prior art keywords
cylinder
oil guide
piston
rotating shaft
pump housing
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Active
Application number
CN201620828834.6U
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Chinese (zh)
Inventor
黄辉
胡余生
邓丽颖
杜忠诚
徐嘉
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Zhuhai Gree Energy Saving Environmental Protection Refrigeration Technology Research Center Co Ltd
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Zhuhai Gree Energy Saving Environmental Protection Refrigeration Technology Research Center Co Ltd
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Priority to CN201620828834.6U priority Critical patent/CN206206178U/en
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Abstract

The utility model is related to Compressor Technology field, more particularly to it is a kind of turn the cylinder piston compressor pump housing and use its compressor.Turning the cylinder piston compressor pump housing includes rotating shaft, piston and cylinder, wherein, shaft hole is provided with the rotating shaft, the Oil Guide passage being connected with the shaft hole is provided with the cylinder, the shaft hole and the intersecting area of the Oil Guide passage are not less than the 20% of the shaft hole cross-sectional area.Additionally provide using the above-mentioned compressor for turning the cylinder piston compressor pump housing simultaneously.The utility model can increase the pump oil amount of rotating shaft by increasing shaft hole and the intersecting area of Oil Guide passage;By deep gouge, the setting in the gentle cylinder short axle hole of cylinder oilhole, the fuel-displaced resistance of rotating shaft side oilhole is reduced, increase rotating shaft oilhole oil pump capacity, efficiently solved the problems, such as between heavy industry condition condition lower rotary shaft side and piston due to inordinate wear caused by lack of lubrication.

Description

It is a kind of to turn the cylinder piston compressor pump housing and use its compressor
Technical field
The utility model is related to Compressor Technology field, more particularly to it is a kind of turn the cylinder piston compressor pump housing and using its Compressor.
Background technology
Turn the refrigeration piston compressor that cylinder piston compressor belongs to a kind of brand new, slided using a kind of cross Block structure principle.Reference picture 10, O1 is the rotating shaft center of circle, and O2 is the cylinder center of circle, and e is distance of center circle (i.e. the offset of compressor), side Block is piston barycenter.During axis of rotation, band piston carries out circular motion, piston relative to cylinder axis distance 0~e's In the range of run.With cylinder into eccentric assembling, rotating shaft is rotated by piston driving cylinder for rotating shaft.Because rotating shaft and cylinder are present partially Heart relation, rotating shaft and cylinder rotate rotating around respective axle center during operation, and relative to cylinder, piston is reciprocating, realizes gas Body compresses.
Specifically, turning the rotating shaft of cylinder piston compressor with cylinder into eccentric assembling, rotating shaft is rotated by piston driving cylinder, and By the short axle hole in cylinder short axle to the shaft hole pump oil in cylinder rotating shaft.Because rotating shaft and cylinder have eccentric relationship, transport Rotating shaft and cylinder are rotated rotating around respective axle center during row, the area countershaft that rotating shaft endoporus intersects with cylinder rotating shaft endoporus Fuel feeding have large effect.The lower surface of another aspect rotating shaft and cylinder end contact, it is ensured that the fuel feeding of rotating shaft, but to turning The oil groove oil circulation of axle side brings detrimental effect, is unfavorable for the lubrication between heavy industry condition lower rotary shaft and piston movement pair.
Regarding to the issue above, it is necessary to a kind of cylinder that turns of pump low on fuel that can solve the problem that rotating shaft present in prior art is lived Fill in compressor pump and use its compressor.
Utility model content
The purpose of this utility model is to propose that one kind turns the cylinder piston compressor pump housing, can solve the problem that in the prior art and exists Rotating shaft pump low on fuel problem.
Another purpose of the present utility model is to propose a kind of compressor, and it uses and as described above turns cylinder piston pressure Contracting pump body.
It is that, up to this purpose, the utility model uses following technical scheme:
One kind turns the cylinder piston compressor pump housing, including rotating shaft, piston and cylinder, wherein, it is provided with rotating shaft in the rotating shaft Hole, is provided with the Oil Guide passage being connected with the shaft hole in the cylinder, the shaft hole and the Oil Guide passage are intersecting Area not less than the shaft hole cross-sectional area 20%.
As a kind of above-mentioned preferred scheme for turning the cylinder piston compressor pump housing, outside the internal diameter of the shaft hole and the rotating shaft The ratio range in footpath is 0.3 to 0.6.
Used as a kind of above-mentioned preferred scheme for turning the cylinder piston compressor pump housing, the cylinder includes cylinder short axle, described to lead Oily passage is the cylinder-bore being arranged in cylinder short axle.
Used as a kind of above-mentioned preferred scheme for turning the cylinder piston compressor pump housing, the Oil Guide passage is oil guide pipe;
The cylinder includes cylinder short axle, and the cylinder short axle is provided with and provides space for the motion for oil guide pipe Through-hole structure, the oil guide pipe is arranged in through-hole structure;
One end of the oil guide pipe is arranged in the rotating shaft, and the port of export of the oil guide pipe is relative with the shaft hole Connect, and oil guide piece is provided with the oil guide pipe.
As a kind of above-mentioned preferred scheme for turning the cylinder piston compressor pump housing, shaft hole Oil Guide is provided with the shaft hole Piece.
Used as a kind of above-mentioned preferred scheme for turning the cylinder piston compressor pump housing, the through-hole structure internal diameter is short with the cylinder The ratio range of axle external diameter is 0.6-0.8.
Used as a kind of above-mentioned preferred scheme for turning the cylinder piston compressor pump housing, the cylinder inner face offers deep gouge, institute The oil circuit for being formed between deep gouge and piston and being sealed relative to cylinder compression chamber is stated, the oil circuit between the oil circuit and piston and rotating shaft connects It is logical, and be connected with Oil Guide passage by drainback passage.
Used as a kind of above-mentioned preferred scheme for turning the cylinder piston compressor pump housing, the drainback passage includes being arranged on cylinder Cylinder oilhole, and cylinder oilhole through deep gouge bottom land and cylinder outer surface;
The drainback passage also includes the cylinder short axle hole being arranged in the cylinder short axle, the cylinder short axle hole and gas Cylinder oilhole is connected, and the cylinder short axle hole is set through the inner surface of the cylinder short axle and outer surface.
As a kind of above-mentioned preferred scheme for turning the cylinder piston compressor pump housing, institute is provided through on the side wall of the piston State the inner surface of piston and the piston oilhole of outer surface.
A kind of compressor, it includes as described above turning the cylinder piston compressor pump housing.
The beneficial effects of the utility model are:The utility model area intersecting by increasing shaft hole and Oil Guide passage, The pump oil amount of rotating shaft can be increased.By deep gouge, the setting in the gentle cylinder short axle hole of cylinder oilhole, rotating shaft side oilhole is reduced Fuel-displaced resistance, increases rotating shaft oilhole oil pump capacity, efficiently solves between heavy industry condition condition lower rotary shaft side and piston due to lubrication Inordinate wear problem caused by not enough.
Brief description of the drawings
Fig. 1 is that the decomposing state for turning the cylinder piston compressor pump housing that the utility model specific embodiment one is provided is illustrated Figure;
Fig. 2 is the structural representation for turning the cylinder piston compressor pump housing that the utility model specific embodiment one is provided;
Fig. 3 is the partial enlarged drawing of Fig. 2 " at I ";
Fig. 4 is the structural representation of the rotating shaft that the utility model specific embodiment one is provided;
Fig. 5 is the structural representation of the cylinder that the utility model specific embodiment one is provided;
Fig. 6 is that the decomposing state for turning the cylinder piston compressor pump housing that the utility model specific embodiment two is provided is illustrated Figure;
Fig. 7 is the structural representation for turning the cylinder piston compressor pump housing that the utility model specific embodiment two is provided;
Fig. 8 is the structural representation of the rotating shaft that the utility model specific embodiment two is provided;
Fig. 9 is the structural representation of the cylinder that the utility model specific embodiment two is provided;
Figure 10 is crosshead shoe structure principle chart.
Wherein:
1:Upper flange;2:Rotating shaft;3:Piston;4:Cylinder;5:Cylinder jacket;6:Lower flange;7:Oil guide pipe;8:Oil guide piece.
21:Shaft hole;22:Shaft hole oil guide piece;
31:Piston oilhole;
41:Piston hole;42:Cylinder short axle;43:Cylinder-bore;44:Cylinder-bore oil guide piece;45:Deep gouge;46:Cylinder oilhole; 47:Cylinder short axle hole;48:Through-hole structure.
Specific embodiment
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by specific embodiment.
Implementation method one
As shown in Figures 1 to 5, the cylinder piston compressor pump housing is turned present embodiments provide for one kind, this turns the compression of cylinder piston Pump body includes upper flange 1, rotating shaft 2, piston 3, cylinder 4, cylinder jacket 5 and lower flange 6, wherein, piston 3 is arranged on cylinder 4 In piston hole 41, the cylinder short axle 42 of cylinder 4 is arranged on lower flange 6, while cylinder jacket 5 is co-axially mounted with cylinder 4, lower flange 6 are fixed on the lower end of cylinder jacket 5, and the piston support face of rotating shaft 2 coordinates with piston flat surface installs, the upper half of 1 fixed rotating shaft of upper flange 2 Section, while upper flange 1 is fixed on the upper end of cylinder jacket 5 by screw.
Specifically, be provided with rotating shaft 2 in shaft hole 21, cylinder 4 that the Oil Guide passage being connected with shaft hole 21 is provided with, Wherein, shaft hole 21 and the intersecting area of Oil Guide passage are not less than the 20% of the cross-sectional area of shaft hole 21.
In the present embodiment, by increasing shaft hole 21 and the intersecting area of Oil Guide passage, the pump of rotating shaft 2 can be increased Oil mass.
The specific means that increase shaft hole 21 and the intersecting area of Oil Guide passage are used, is the increase shaft hole 21 of rotating shaft 2 Diameter.Used as preferred, the internal diameter of shaft hole 21 is 0.3 to 0.6 with the ratio range of the external diameter of rotating shaft 2.It is further preferred that turning The internal diameter of axis hole 21 is 0.35mm, 0.4 or 0.5 with the ratio of the external diameter of rotating shaft 2.In the present embodiment, the internal diameter of shaft hole 21 is 6mm, the external diameter of rotating shaft 2 is 16.5mm.
Reference picture 2, in the present embodiment, cylinder 4 includes cylinder short axle 42, and Oil Guide passage is to be arranged on cylinder short axle 42 Interior cylinder-bore 43.Cylinder-bore oil guide piece 44 is provided with the cylinder-bore 43, this cylinder-bore oil guide piece 44 is synchronous with cylinder 4 to be turned It is dynamic, and under the influence of centrifugal force by oil pump to shaft hole 21.As preferred, the face that shaft hole 21 intersects with cylinder-bore 43 / 3rd or 1/5th of product not less than the cross-sectional area of shaft hole 21.
Reference picture 1, Fig. 2, shaft hole Oil Guide is provided with order to further improve in the pump oil amount of rotating shaft 2, shaft hole 21 Piece 22.This shaft hole oil guide piece 22 is identical with the existing structure of cylinder-bore oil guide piece 44 being arranged in cylinder-bore 43, is spiral Leaf structure.
Reference picture 2, Fig. 5, the inner face of cylinder 4 offers deep gouge 45, is formed between deep gouge 45 and piston 3 relative to cylinder 4 The oil circuit of compression chamber sealing, the oil communication between the oil circuit and piston 3 and rotating shaft 2, and led to by drainback passage and Oil Guide Road is connected.Specifically, reference picture 5, deep gouge 45 is the annular oil groove for surrounding the setting of cylinder short axle 42, and deep gouge 45 setting The seal between cylinder short axle 42 and rotating shaft 2 is not interfered with.
By the setting of deep gouge 45 and drainback passage, the fuel-displaced resistance of the side oilhole of rotating shaft 2 is effectively reduced, increase turns The oilhole oil pump capacity of axle 2, efficiently solves between the side of heavy industry condition condition lower rotary shaft 2 and piston 3 due to different caused by lack of lubrication Normal wear problem.
Drainback passage includes being arranged on cylinder oilhole 46 on cylinder 4, and cylinder oilhole 46 through deep gouge 45 bottom land and The outer surface of cylinder 4.
Drainback passage also includes the cylinder short axle hole 47 being arranged in cylinder short axle 42, cylinder short axle hole 47 and cylinder oilhole 46 are connected, and cylinder short axle hole 47 is set through the inner surface of cylinder short axle 42 and outer surface.
By the setting of deep gouge 45, cylinder oilhole 46 and cylinder short axle hole 47, the side oilhole of rotating shaft 2 is further reduced Fuel-displaced resistance, increase the oilhole oil pump capacity of rotating shaft 2, efficiently solve between the side of heavy industry condition condition lower rotary shaft 2 and piston 3 due to Inordinate wear problem caused by lack of lubrication.
The inner surface of piston 3 and the piston oilhole 31 of outer surface are provided through on the side wall of piston 3.This piston oilhole 31 Can reduce rotating shaft 2 be moved back and forth in piston hole can also be lubricated while the force feed brought is lost the outside wall surface of piston 3 with The internal face of cylinder 4.
The entrance point of shaft hole 21 is the pyramidal structure opened laterally.Set tapered by by the end of shaft hole 21 Structure, on the premise of the aperture of identical shaft hole 21, can effectively improve increase shaft hole 21 and Oil Guide passage is intersecting Area.
In order to be further detailed to the above-mentioned pump housing for turning cylinder piston compressor, present embodiment additionally provides above-mentioned The course of work of the pump housing:
Motor-driven rotatable shaft 2 rotates, and the piston supporting surface of rotating shaft 2 drives piston 3 to rotate, but piston 3 is relative It is only reciprocating with rotating shaft 2;Non- round (or circular) side of piston is further driven to cylinder 4 and rotates, and now piston 3 is relative It is also only reciprocating in cylinder 4, this vibration-direction and piston 3 --- the vibration-direction of rotating shaft 2 is vertical;Back and forth transporting During dynamic, whole pump body structure completes air-breathing, compression, exhaust process.
A kind of compressor is additionally provided in the present embodiment, and it includes as described above turning cylinder piston compressor pump Body.
Implementation method two
As shown in Fig. 6 to Fig. 9, in the present embodiment, there is provided the structure type of another Oil Guide passage, reference picture 6th, Fig. 7, this Oil Guide passage is oil guide pipe 7.Cylinder 4 includes cylinder short axle 42, and the cylinder short axle 42 is provided with for being oil guide pipe 7 Motion the through-hole structure 48 of space is provided, oil guide pipe 7 is arranged in through-hole structure 48, and one end of oil guide pipe 7 is arranged on In rotating shaft 2, the port of export of oil guide pipe 7 is relative with shaft hole 21 to be connect, and is provided with oil guide piece 8 in oil guide pipe 7.The knot of the oil guide piece The structure structure of shaft hole oil guide piece 22 mentioned a kind of with implementation method is identical.
In order to provide space for oil guide pipe 7, the internal diameter of cylinder short axle 42 is greater than cylinder short axle in implementation method one 42 internal diameter, corresponding bearing bore diameter will also increase on corresponding lower flange 6.Specifically, the internal diameter of through-hole structure 48 and cylinder The ratio range of the external diameter of short axle 42 is 0.6-0.8.As preferred, the ratio of the internal diameter of through-hole structure 48 and the external diameter of cylinder short axle 42 It is 0.65,0.7 or 0.75.In the present embodiment, the internal diameter of through-hole structure 48 is 14mm, and the external diameter of cylinder short axle 42 is 20mm.
One end of oil guide pipe 7 is plugged in shaft hole 21, the end of shaft hole 21 is arranged into pyramidal structure, in oil guide pipe 7 are assembled to when in shaft hole 21, and pyramidal structure can play a part of guiding, be easy to the assembling of oil guide pipe 7.Reference picture 8, rotating shaft The lower end in hole 21 is the shoulder hole for grafting oil guide pipe 7.Using oil guide pipe 7 as Oil Guide passage, it is possible to achieve shaft hole 21 It is identical with the cross-sectional area of shaft hole 21 with the area that Oil Guide passage intersects, thereby, it is possible to the obvious pump oil effect for improving rotating shaft 2 Really.
It should be noted that in this embodiment, in addition to the structure type of Oil Guide passage is different from implementation method one, Other structures are identical with implementation method one.
Know-why of the present utility model is described above in association with specific embodiment.These descriptions are intended merely to explain this reality With new principle, and can not by any way be construed to the limitation to the utility model protection domain.Based on explanation herein, Those skilled in the art associates other specific embodiments of the present utility model by would not require any inventive effort, These modes are fallen within protection domain of the present utility model.

Claims (10)

1. one kind turns the cylinder piston compressor pump housing, including rotating shaft (2), piston (3) and cylinder (4), wherein, in the rotating shaft (2) It is provided with shaft hole (21), the cylinder (4) and is provided with the Oil Guide passage being connected with the shaft hole (21), its feature exists In the shaft hole (21) and the intersecting area of the Oil Guide passage are not less than the 20% of the shaft hole (21) cross-sectional area.
2. it is according to claim 1 to turn the cylinder piston compressor pump housing, it is characterised in that the internal diameter of the shaft hole (21) with The ratio range of rotating shaft (2) external diameter is 0.3 to 0.6.
3. it is according to claim 1 to turn the cylinder piston compressor pump housing, it is characterised in that the cylinder (4) is short including cylinder Axle (42), the Oil Guide passage is the cylinder-bore (43) being arranged in cylinder short axle (42).
4. it is according to claim 1 to turn the cylinder piston compressor pump housing, it is characterised in that the Oil Guide passage is oil guide pipe (7);
The cylinder (4) includes cylinder short axle (42), and the cylinder short axle (42) is provided with and is provided for the motion for oil guide pipe (7) The through-hole structure (48) of space, the oil guide pipe (7) is arranged in through-hole structure (48);
One end of the oil guide pipe (7) is arranged in the rotating shaft (2), the port of export and the shaft hole of the oil guide pipe (7) (21) it is relative to connect, and it is provided with oil guide piece (8) in the oil guide pipe (7).
5. it is according to claim 4 to turn the cylinder piston compressor pump housing, it is characterised in that through-hole structure (48) internal diameter with The ratio range of cylinder short axle (42) external diameter is 0.6-0.8.
6. it is according to claim 1 to turn the cylinder piston compressor pump housing, it is characterised in that to be provided with the shaft hole (21) Shaft hole oil guide piece (22).
7. it is according to claim 1 to turn the cylinder piston compressor pump housing, it is characterised in that cylinder (4) inner face is opened up There is deep gouge (45), the oil circuit sealed relative to cylinder (4) compression chamber, the oil circuit are formed between the deep gouge (45) and piston (3) With the oil communication between piston (3) and rotating shaft (2), and it is connected with Oil Guide passage by drainback passage.
8. it is according to claim 7 to turn the cylinder piston compressor pump housing, it is characterised in that the drainback passage includes being arranged on Cylinder oilhole (46) on cylinder (4), and cylinder oilhole (46) is through the bottom land of deep gouge (45) and the outer surface of cylinder (4);
The drainback passage also includes the cylinder short axle hole (47) being arranged on the cylinder short axle (42), the cylinder short axle hole (47) it is connected with cylinder oilhole (46), inner surface and appearance of the cylinder short axle hole (47) through the cylinder short axle (42) Face is set.
9. the cylinder piston compressor pump housing is turned according to claim 1-7 any one, it is characterised in that the piston (3) Side wall on be provided through the inner surface of the piston (3) and the piston oilhole (31) of outer surface.
10. a kind of compressor, it is characterised in that including turning cylinder piston compressor pump as described in claim 1-9 any one Body.
CN201620828834.6U 2016-07-29 2016-07-29 It is a kind of to turn the cylinder piston compressor pump housing and use its compressor Active CN206206178U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620828834.6U CN206206178U (en) 2016-07-29 2016-07-29 It is a kind of to turn the cylinder piston compressor pump housing and use its compressor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620828834.6U CN206206178U (en) 2016-07-29 2016-07-29 It is a kind of to turn the cylinder piston compressor pump housing and use its compressor

Publications (1)

Publication Number Publication Date
CN206206178U true CN206206178U (en) 2017-05-31

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106015009A (en) * 2016-07-29 2016-10-12 珠海格力节能环保制冷技术研究中心有限公司 Pump body of rotary cylinder piston compressor and compressor adopting pump body
CN112610484A (en) * 2020-12-29 2021-04-06 珠海格力电器股份有限公司 Pump body assembly and fluid machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106015009A (en) * 2016-07-29 2016-10-12 珠海格力节能环保制冷技术研究中心有限公司 Pump body of rotary cylinder piston compressor and compressor adopting pump body
CN106015009B (en) * 2016-07-29 2018-08-07 珠海格力节能环保制冷技术研究中心有限公司 It is a kind of to turn the cylinder piston compressor pump and use its compressor
CN112610484A (en) * 2020-12-29 2021-04-06 珠海格力电器股份有限公司 Pump body assembly and fluid machine

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