CN106015008B - It is a kind of to turn the cylinder piston compressor pump and the compressor using it - Google Patents

It is a kind of to turn the cylinder piston compressor pump and the compressor using it Download PDF

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Publication number
CN106015008B
CN106015008B CN201610614674.XA CN201610614674A CN106015008B CN 106015008 B CN106015008 B CN 106015008B CN 201610614674 A CN201610614674 A CN 201610614674A CN 106015008 B CN106015008 B CN 106015008B
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CN
China
Prior art keywords
cylinder
shaft
piston
oil guide
hole
Prior art date
Application number
CN201610614674.XA
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Chinese (zh)
Other versions
CN106015008A (en
Inventor
黄辉
胡余生
邓丽颖
杜忠诚
徐嘉
Original Assignee
珠海格力电器股份有限公司
珠海格力节能环保制冷技术研究中心有限公司
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Priority to CN201610614674.XA priority Critical patent/CN106015008B/en
Publication of CN106015008A publication Critical patent/CN106015008A/en
Application granted granted Critical
Publication of CN106015008B publication Critical patent/CN106015008B/en

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2/00Rotary-piston machines or pumps
    • F04C2/30Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C2/34Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members
    • F04C2/344Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/02Lubrication; Lubricant separation
    • F04C29/023Lubricant distribution through a hollow driving shaft
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/02Lubrication; Lubricant separation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C15/00Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0057Driving elements, brakes, couplings, transmission specially adapted for machines or pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C15/00Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0088Lubrication
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C15/00Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/06Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/30Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C18/34Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/30Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C18/34Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
    • F04C18/344Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2210/00Fluid
    • F04C2210/22Fluid gaseous, i.e. compressible
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2240/00Components
    • F04C2240/60Shafts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2240/00Components
    • F04C2240/60Shafts
    • F04C2240/603Shafts with internal channels for fluid distribution, e.g. hollow shaft

Abstract

The present invention relates to Compressor Technology field more particularly to a kind of compressors for turning the cylinder piston compressor pump and using it.Turning the cylinder piston compressor pump includes shaft, piston and cylinder, wherein, shaft hole is provided in the shaft, the Oil Guide channel being connected with the shaft hole is provided in the cylinder, the cylinder inner face offers deep gouge, the oil circuit sealed relative to cylinder compression chamber, the oil communication between the oil circuit and piston and shaft are formed between the deep gouge and piston, and are connected by drainback passage with Oil Guide channel.The present invention passes through the setting of deep gouge and drainback passage, reduces the fuel-displaced resistance of shaft side oilhole, increases shaft oilhole oil pump capacity, efficiently solves the problems, such as the inordinate wear as caused by lack of lubrication between heavy industry condition condition lower rotary shaft side and piston.

Description

It is a kind of to turn the cylinder piston compressor pump and the compressor using it

Technical field

The present invention relates to Compressor Technology field more particularly to a kind of compressions for turning the cylinder piston compressor pump and using it Machine.

Background technique

Turn the refrigeration piston compressor that the cylinder piston compressor belongs to a kind of brand new, is substantially sliding using a kind of cross Block structure principle.0, O1 is the shaft center of circle referring to Fig.1, and O2 is the cylinder center of circle, and e is distance of center circle (i.e. the eccentricity of compressor), side Block is piston mass center.Shaft rotate when, band piston carry out circular motion, piston relative to cylinder axis distance 0~e's Operation in range.At eccentric assembling, shaft is rotated by piston driving cylinder for shaft and cylinder.Since shaft and cylinder exist partially Heart relationship, shaft and cylinder are rotated rotating around respective axle center when operation, and relative to cylinder, piston is reciprocating, realize gas Body compression.

Specifically, turning the cylinder piston compressor rotation shaft and cylinder into eccentric assembling, shaft is rotated by piston driving cylinder, and Pass through shaft hole pump oil of the short axle hole in cylinder short axle into cylinder shaft.Since there are eccentric relationship, fortune for shaft and cylinder Shaft and cylinder are rotated rotating around respective axle center when row, and the lower end surface of one side shaft and cylinder end face contact guarantee The fuel feeding of shaft, but brings detrimental effect to the oil groove oil circulation of shaft side, is unfavorable for heavy industry condition lower rotary shaft and work The lubrication between kinematic pair is filled in, the area that another aspect shaft inner hole intersects with cylinder shaft inner hole has the fuel feeding of shaft larger Influence.

In view of the above-mentioned problems, needing a kind of oil groove oil circulation resistance for being able to solve shaft side existing in the prior art Power is biggish to turn the cylinder piston compressor pump and the compressor using it.

Summary of the invention

It is an object of the invention to propose that one kind turns the cylinder piston compressor pump, it is able to solve existing in the prior art turn The larger problem of the oil groove oil circulation resistance of axis side.

It is another object of the present invention to propose a kind of compressor, uses and turn the cylinder piston compressor as described above The pump housing.

To achieve this purpose, the present invention adopts the following technical scheme:

One kind turning the cylinder piston compressor pump, including shaft, piston and cylinder, wherein is provided with shaft in the shaft Hole is provided with the Oil Guide channel being connected with the shaft hole in the cylinder, and the cylinder inner face offers deep gouge, described The oil circuit sealed relative to cylinder compression chamber is formed between deep gouge and piston, the oil circuit between the oil circuit and piston and shaft connects It is logical, and be connected by drainback passage with Oil Guide channel.

As a kind of above-mentioned preferred embodiment for turning the cylinder piston compressor pump, the drainback passage includes being arranged on cylinder Cylinder oilhole, and cylinder oilhole through deep gouge slot bottom and cylinder outer surface.

As a kind of above-mentioned preferred embodiment for turning the cylinder piston compressor pump, the drainback passage further includes being arranged described Cylinder short axle hole in cylinder short axle, cylinder short axle hole are connected with cylinder oilhole, and cylinder short axle hole is through described The inner surface and the outer surface of cylinder short axle is arranged.

As a kind of above-mentioned preferred embodiment for turning the cylinder piston compressor pump, the shaft hole and Oil Guide channel intersection Area be not less than the shaft hole cross-sectional area 20%.

As a kind of above-mentioned preferred embodiment for turning the cylinder piston compressor pump, the cylinder includes cylinder short axle, described to lead Oily channel is the cylinder-bore being arranged in cylinder short axle.

As a kind of above-mentioned preferred embodiment for turning the cylinder piston compressor pump, the Oil Guide channel is oil guide pipe;

The cylinder includes cylinder short axle, and the cylinder short axle is equipped with for providing space for the movement of oil guide pipe Through-hole structure, the oil guide pipe are arranged in through-hole structure;

One end of the oil guide pipe is mounted in the shaft, and the outlet end of the oil guide pipe is opposite with the shaft hole It connects, and is provided with oil guide piece in the oil guide pipe.

As a kind of above-mentioned preferred embodiment for turning the cylinder piston compressor pump, shaft hole Oil Guide is provided in the shaft hole Piece.

As a kind of above-mentioned preferred embodiment for turning the cylinder piston compressor pump, it is provided on the side wall of the piston through institute State the piston oilhole of the inner surface and the outer surface of piston.

As a kind of above-mentioned preferred embodiment for turning the cylinder piston compressor pump, the input end of the shaft hole is to open outward The pyramidal structure opened.

A kind of compressor comprising turn the cylinder piston compressor pump as described above.

The invention has the benefit that passing through the setting of deep gouge and drainback passage, shaft side oilhole is effectively reduced Fuel-displaced resistance, increase shaft oilhole oil pump capacity, efficiently solve between heavy industry condition condition lower rotary shaft side and piston due to profit Inordinate wear problem caused by sliding deficiency.

Detailed description of the invention

Fig. 1 is the decomposition state schematic diagram for turning the cylinder piston compressor pump that the specific embodiment of the invention one provides;

Fig. 2 is the structural schematic diagram for turning the cylinder piston compressor pump that the specific embodiment of the invention one provides;

Fig. 3 is the partial enlarged view of Fig. 2 " at I ";

Fig. 4 is the structural schematic diagram for the shaft that the specific embodiment of the invention one provides;

Fig. 5 is the structural schematic diagram for the cylinder that the specific embodiment of the invention one provides;

Fig. 6 is the decomposition state schematic diagram for turning the cylinder piston compressor pump that the specific embodiment of the invention two provides;

Fig. 7 is the structural schematic diagram for turning the cylinder piston compressor pump that the specific embodiment of the invention two provides;

Fig. 8 is the structural schematic diagram for the shaft that the specific embodiment of the invention two provides;

Fig. 9 is the structural schematic diagram for the cylinder that the specific embodiment of the invention two provides;

Figure 10 is crosshead shoe structure principle chart.

Wherein:

1: upper flange;2: 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

To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.

Embodiment one

As shown in Figures 1 to 5, present embodiments provide for one kind to turn the cylinder piston compressor pump, this turns the cylinder piston compression Pump body includes upper flange 1, shaft 2, piston 3, cylinder 4, cylinder jacket 5 and lower flange 6, wherein piston 3 is mounted on cylinder 4 In piston hole 41, the cylinder short axle 42 of cylinder 4 is mounted on lower flange 6, while cylinder jacket 5 is co-axially mounted with cylinder 4, lower flange 6 are fixed on 5 lower end of cylinder jacket, and piston support face and the piston flat surface of shaft 2 are coupled, 1 fixed rotating shaft of upper flange, 2 upper half Section, while upper flange 1 is fixed on 5 upper end of cylinder jacket by screw.

Specifically, being provided with shaft hole 21 in shaft 2, the Oil Guide channel being connected with shaft hole 21 is provided in cylinder 4.

Referring to Fig. 2, Fig. 5,4 inner face of cylinder 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 shaft 2, and it is logical by drainback passage and Oil Guide Road is connected.Specifically, referring to Fig. 5, deep gouge 45 is the annular oil groove being arranged around cylinder short axle 42, and the setting of deep gouge 45 It will not influence the airtightness between cylinder short axle 42 and shaft 2.

By the setting of deep gouge 45 and drainback passage, the fuel-displaced resistance of 2 side oilhole of shaft is effectively reduced, increases and turns 2 oilhole oil pump capacity of axis efficiently solves different as caused by lack of lubrication between 2 side of heavy industry condition condition lower rotary shaft and piston 3 Normal wear problem.

Drainback passage includes the cylinder oilhole 46 being arranged on cylinder 4, and cylinder oilhole 46 through deep gouge 45 slot bottom and The outer surface of cylinder 4.

Drainback passage further 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 arranged through the inner surface and the outer surface of cylinder short axle 42.

By the setting of deep gouge 45, cylinder oilhole 46 and cylinder short axle hole 47,2 side oilhole of shaft is further reduced Fuel-displaced resistance, increase 2 oilhole oil pump capacity of shaft, efficiently solve between 2 side of heavy industry condition condition lower rotary shaft and piston 3 due to Inordinate wear problem caused by lack of lubrication.

Shaft hole 21 and the area of Oil Guide channel intersection are not less than the 20% of 21 cross-sectional area of shaft hole.By increasing shaft The area in hole 21 and the intersection of Oil Guide channel, can increase the pump oil amount of shaft 2.

The specific means for increasing the area use of shaft hole 21 and the intersection of Oil Guide channel, is to increase 2 shaft hole 21 of shaft Diameter.Preferably, the ratio range of the internal diameter of shaft hole 21 and 2 outer diameter of shaft is 0.3 to 0.6.It is further preferred that turning The internal diameter of axis hole 21 and the ratio of 2 outer diameter of shaft are 0.35mm, 0.4 or 0.5.In the present embodiment, 21 internal diameter of shaft hole is 6mm, 2 outer diameter of shaft are 16.5mm.

Referring to Fig. 2, in the present embodiment, cylinder 4 includes cylinder short axle 42, and Oil Guide channel is to be arranged in cylinder short axle 42 Interior cylinder-bore 43.It is provided with cylinder-bore oil guide piece 44 in 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 will be in oil pump to shaft hole 21.Preferably, the face that shaft hole 21 intersects with cylinder-bore 43 Product is not less than the one third or 1/5th of 21 cross-sectional area of shaft hole.

Referring to Fig.1, Fig. 2 is provided with shaft hole Oil Guide in shaft hole 21 to further improve the pump oil amount of shaft 2 Piece 22.This shaft hole oil guide piece 22 is identical as existing 44 structure of cylinder-bore oil guide piece being arranged in cylinder-bore 43, is spiral Leaf structure.

The piston oilhole 31 through the inner surface and the outer surface of piston 3 is provided on the side wall of piston 3.This piston oilhole 31 Can reduce shaft 2 is moved back and forth in piston hole bring pressure oil loss while can also lubricate 3 outside wall surface of piston and 4 inner wall of cylinder.

The input end of shaft hole 21 is the pyramidal structure opened outward.It is tapered by the way that the end of shaft hole 21 to be arranged Structure, under the premise of identical 21 aperture of shaft hole, can effectively improve increase shaft hole 21 and Oil Guide channel intersection Area.

In order to which the above-mentioned pump housing for turning the cylinder piston compressor is further detailed, 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 driving piston 3 of shaft 2 rotates, but piston 3 is opposite It is only reciprocating with shaft 2;Non- round (or round) side of piston is further driven to the rotation of cylinder 4, and piston 3 is opposite at this time It is also only reciprocating in cylinder 4, this vibration-direction with piston 3 --- 2 vibration-direction of shaft is vertical;Back and forth transporting During dynamic, entire pump body structure completes air-breathing, compression, exhaust process.

A kind of compressor is additionally provided in the present embodiment comprising turns the cylinder piston compressor pump as described above Body.

Embodiment two

As shown in Fig. 6 to Fig. 9, in the present embodiment, the structure type in another Oil Guide channel is provided, referring to figure 6, Fig. 7, this Oil Guide channel are oil guide pipe 7.Cylinder 4 includes cylinder short axle 42, and the cylinder short axle 42 is equipped with for being oil guide pipe 7 Movement provide space through-hole structure 48, oil guide pipe 7 be arranged in through-hole structure 48, one end of oil guide pipe 7 is mounted on In shaft 2, outlet end and the shaft hole 21 of oil guide pipe 7 are connected to each other, and oil guide piece 8 is provided in oil guide pipe 7.The knot of the oil guide piece Structure is identical as a kind of 22 structure of shaft hole oil guide piece mentioned of embodiment.

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 embodiment one 42 internal diameter, corresponding bearing bore diameter will also increase on corresponding lower flange 6.Specifically, 48 internal diameter of through-hole structure and cylinder The ratio range of 42 outer diameter of short axle is 0.6-0.8.Preferably, the ratio of 48 internal diameter of through-hole structure and 42 outer diameter of cylinder short axle It is 0.65,0.7 or 0.75.In the present embodiment, the internal diameter of through-hole structure 48 is 14mm, and 42 outer diameter of cylinder short axle is 20mm.

One end of oil guide pipe 7 is plugged in shaft hole 21, the end of shaft hole 21 is arranged to pyramidal structure, in oil guide pipe 7 when being assembled in shaft hole 21, and pyramidal structure can play the role of guiding, convenient for the assembly of oil guide pipe 7.Referring to Fig. 8, shaft The lower end in hole 21 is the stepped hole for grafting oil guide pipe 7.Oil Guide channel is used as using oil guide pipe 7, shaft hole 21 may be implemented And the area that Oil Guide channel is intersected is identical as the cross-sectional area of shaft hole 21, and thereby, it is possible to significantly improve the pump oil of shaft 2 effect Fruit.

It should be noted that in this embodiment, other than the structure type in Oil Guide channel is different from embodiment one, Other structures are identical as embodiment one.

The technical principle of the invention is described above in combination with a specific embodiment.These descriptions are intended merely to explain of the invention Principle, and shall not be construed in any way as a limitation of the scope of protection of the invention.Based on the explanation herein, the technology of this field Personnel can associate with other specific embodiments of the invention without creative labor, these modes are fallen within Within protection scope of the present invention.

Claims (9)

1. one kind turns the cylinder piston compressor pump, including shaft (2), piston (3), cylinder (4) and cylinder jacket (5), wherein described It is provided with shaft hole (21) in shaft (2), it is logical that the Oil Guide being connected with the shaft hole (21) is provided in the cylinder (4) Road, which is characterized in that cylinder (4) inner face offers deep gouge (45), forms phase between the deep gouge (45) and piston (3) For the oil circuit of cylinder (4) compression chamber sealing, oil communication between the oil circuit and piston (3) and shaft (2), and pass through back Oily channel is connected with Oil Guide channel;Cylinder oilhole (46) of the drainback passage including setting on cylinder (4), and cylinder oil Hole (46) is through the slot bottom of deep gouge (45) and the outer surface of cylinder (4).
2. according to claim 1 turn the cylinder piston compressor pump, which is characterized in that the drainback passage further includes setting Cylinder short axle hole (47) in the cylinder short axle (42) of the cylinder (4), cylinder short axle hole (47) and cylinder oilhole (46) it is connected, cylinder short axle hole (47) is arranged through the inner surface and the outer surface of the cylinder short axle (42).
3. according to claim 1 turn the cylinder piston compressor pump, which is characterized in that the shaft hole (21) and described lead The area of oily channel intersection is not less than the 20% of the shaft hole (21) cross-sectional area.
4. according to claim 1 or 3 turn the cylinder piston compressor pump, which is characterized in that the cylinder (4) includes cylinder Short axle (42), the Oil Guide channel are the cylinder-bore (43) being arranged in cylinder short axle (42).
5. according to claim 1 or 3 turn the cylinder piston compressor pump, which is characterized in that the Oil Guide channel is Oil Guide It manages (7);
The cylinder (4) includes cylinder short axle (42), and the cylinder short axle (42) is equipped with for providing for the movement of oil guide pipe (7) The through-hole structure (48) of space, oil guide pipe (7) setting is in through-hole structure (48);
One end of the oil guide pipe (7) is mounted on the shaft (2), the outlet end of the oil guide pipe (7) and the shaft hole (21) it is connected to each other, and is provided with oil guide piece (8) in the oil guide pipe (7).
6. according to claim 1 turn the cylinder piston compressor pump, which is characterized in that be provided in the shaft hole (21) Shaft hole oil guide piece (22).
7. according to claim 1 turn the cylinder piston compressor pump, which is characterized in that set on the side wall of the piston (3) It is equipped with the piston oilhole (31) of the inner surface and the outer surface through the piston (3).
8. according to claim 1 turn the cylinder piston compressor pump, which is characterized in that the input end of the shaft hole (21) For the pyramidal structure opened outward.
9. a kind of compressor, which is characterized in that including turning the cylinder piston compressor pump as described in claim 1-8 any one Body.
CN201610614674.XA 2016-07-29 2016-07-29 It is a kind of to turn the cylinder piston compressor pump and the compressor using it CN106015008B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610614674.XA CN106015008B (en) 2016-07-29 2016-07-29 It is a kind of to turn the cylinder piston compressor pump and the compressor using it

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN201610614674.XA CN106015008B (en) 2016-07-29 2016-07-29 It is a kind of to turn the cylinder piston compressor pump and the compressor using it
US16/314,584 US20190316586A1 (en) 2016-07-29 2017-02-17 Rotary cylinder piston compressor pump and compressor with rotary cylinder piston compressor pump
JP2018568289A JP6772301B2 (en) 2016-07-29 2017-02-17 Pump body of rotary cylinder piston compressor and compressor using it
PCT/CN2017/073923 WO2018018880A1 (en) 2016-07-29 2017-02-17 Rotary cylinder piston compressor pump and compressor using same

Publications (2)

Publication Number Publication Date
CN106015008A CN106015008A (en) 2016-10-12
CN106015008B true CN106015008B (en) 2019-10-29

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610614674.XA CN106015008B (en) 2016-07-29 2016-07-29 It is a kind of to turn the cylinder piston compressor pump and the compressor using it

Country Status (4)

Country Link
US (1) US20190316586A1 (en)
JP (1) JP6772301B2 (en)
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JP6772301B2 (en) 2020-10-21

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