CN109595159A - Turn the pump body structure of the cylinder piston compressor and turns the cylinder piston compressor - Google Patents
Turn the pump body structure of the cylinder piston compressor and turns the cylinder piston compressor Download PDFInfo
- Publication number
- CN109595159A CN109595159A CN201811545458.XA CN201811545458A CN109595159A CN 109595159 A CN109595159 A CN 109595159A CN 201811545458 A CN201811545458 A CN 201811545458A CN 109595159 A CN109595159 A CN 109595159A
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- cylinder
- hole
- protruding shaft
- pump body
- piston compressor
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 34
- 238000009434 installation Methods 0.000 claims description 7
- 238000005299 abrasion Methods 0.000 abstract description 6
- 239000003921 oil Substances 0.000 description 89
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/30—Rotary-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
- F04C18/34—Rotary-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
- F04C18/344—Rotary-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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/02—Lubrication; Lubricant separation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
Abstract
The present invention provides a kind of pump body structure for turning the cylinder piston compressor and turns the cylinder piston compressor, the pump body structure for turning the cylinder piston compressor includes: cylinder, including cylinder ontology, and the protruding shaft to be extended outwardly by least one end of cylinder ontology, protruding shaft are equipped with shaft mounting hole and at least one oil guiding hole；Oil guiding hole runs through the side wall of protruding shaft, and is connected to shaft mounting hole；At least one outer circle fit structure, set at least one end of cylinder, equipped with the matching hole for being adapted to fit into protruding shaft；The aperture of matching hole is less than the outer diameter of cylinder；Cylinder is rotated relative to outer circle fit structure；Oil guide groove extends to one end far from cylinder ontology by one end of hole wall towards the cylinder ontology of matching hole on the hole wall of matching hole；Alternatively, being set on the outer peripheral surface of protruding shaft, one end far from cylinder ontology is extended to by one end that protruding shaft is connect with cylinder ontology.The present invention can be lubricated between the outer peripheral surface to protruding shaft and the hole wall of matching hole, reduce the abrasion between cylinder and outer circle fit structure.
Description
Technical field
The present invention relates to compression device technical fields, and in particular to a kind of pump body structure for turning the cylinder piston compressor and turns cylinder
Piston compressor.
Background technique
Turn the compressor that the cylinder piston compressor belongs to a kind of brand new, is substantially former using a kind of crosshead shoe structure
Reason, a kind of compressor that piston compressor primary structure and rotor-type compressor primary structure are combined, and obtained.It is existing
Turn in the cylinder piston compressor, including shaft, the piston being sheathed on outside shaft, and the cylinder being sheathed on outside piston；Refering to fig. 1, O1
For the shaft center of circle, O2 is the cylinder center of circle, and e is distance of center circle, and square is piston mass center.When shaft rotates, band piston carries out circumference
Movement, piston are run within the scope of 0~e relative to the distance of cylinder axis, and at eccentric assembling, shaft passes through work for shaft and cylinder
Plug drives cylinder rotation, and since shaft and cylinder are there are eccentric relationship, when operation, shaft and cylinder are revolved rotating around respective axle center
Turn, relative to cylinder, piston is reciprocating, realizes gas compression.
Turn in the cylinder piston compressor in above-mentioned, there are mainly two types of the modes supported to cylinder, and one is pass through method
The fit structures such as orchid support the inner circle that cylinder carries out, and another kind is carried out by short axle of the fit structures such as limit plate to cylinder
Outer circle bearing.Specifically, it can arrange in pairs or groups according to specific requirements and flexibly, for example all can be inner circle bearing with cylinder both ends, or
Cylinder both ends are all outer circle bearing or the bearing of cylinder one end inner circle, the bearing of other end outer circle.For there are the feelings that outer circle supports
Condition, cylinder generally include cylinder ontology, and the protruding shaft extended by cylinder ontology；Outer circle fit structure is described equipped with being adapted to fit into
The matching hole of protruding shaft.When cylinder rotates, the friction of rotary motion is just constituted between the outer peripheral surface of protruding shaft and the hole wall of matching hole
Pair is easily worn so as to cause outer circle fit structure with cylinder, influences the life and reliability of pump body structure and compressor.
Summary of the invention
Therefore, the technical problem to be solved in the present invention is that overcoming between cylinder in the prior art and outer circle fit structure
Defect easy to wear, to provide the nonabradable pump housing for turning the cylinder piston compressor between a kind of cylinder and outer circle fit structure
Structure and turn the cylinder piston compressor.
The present invention provides a kind of pump body structure for turning the cylinder piston compressor, comprising:
Cylinder, including cylinder ontology, and the protruding shaft to be extended outwardly by least one end of the cylinder ontology, in the protruding shaft
Equipped with shaft mounting hole and at least one oil guiding hole；The shaft mounting hole is suitable for installation shaft；The oil guiding hole is through described
The side wall of protruding shaft, and be connected to the shaft mounting hole；
At least one outer circle fit structure, set at least one end of the cylinder, equipped with being adapted to fit into matching for the protruding shaft
Close hole；The aperture of the matching hole is less than the outer diameter of the cylinder；The cylinder is rotated relative to outer circle fit structure；
Oil guide groove, the oil guide groove are set on the hole wall of the matching hole, by the hole wall of the matching hole towards the cylinder
One end of ontology extends to one end far from the cylinder ontology；Alternatively, the oil guide groove is set on the outer peripheral surface of the protruding shaft, by
One end that the protruding shaft is connect with the cylinder ontology extends to one end far from the cylinder ontology.
The oil guide groove is linearly, and along the axially extending of the axial or described protruding shaft of the matching hole.
The oil guiding hole is arranged close to the cylinder ontology.
There are two the oil guiding hole tools, and is oppositely arranged in the protruding shaft.
It further include oil storage tank annular in shape, the oil storage tank is set on the hole wall of the matching hole and/or the protruding shaft
On outer peripheral surface；The oil storage tank is connected to one end of the oil guide groove towards the cylinder ontology.
The matching hole is equipped with chamfering towards one end of the cylinder ontology, and/or, the protruding shaft is connect with the cylinder ontology
One end outer peripheral surface be equipped with chamfering；Between the chamfering and the outer peripheral surface of the protruding shaft, or the hole wall with the matching hole
Between, form the oil storage tank.
Further include:
Piston is installed in the cylinder, and is suitable for moving back and forth in the cylinder；
The shaft is installed in the piston, and with the cylinder eccentric setting；
Cylinder jacket equipped with the cylinder installation cavity suitable for installing the cylinder, and is connect with the outer circle fit structure.
During the shaft drives the rotational cylinder, the hole wall of the protruding shaft towards the corresponding matching hole is transported
The hole wall region corresponding with the region in dynamic region and the matching hole is supporting region；The protruding shaft is backwards to corresponding described
The hole wall region corresponding with the region in the region and the matching hole of the hole wall movement of matching hole, is non-bearing area；It is described to lead
Oil groove is set in the non-bearing area.
It further include flange, the outer circle fit structure is set between the flange and the cylinder ontology；On the flange
Equipped with outage, the outage is the through-hole axially through the flange, and with the oil guide groove far from the cylinder ontology
One end connection.
There are two the outer circle fit structure tools, is respectively arranged on the both ends of the cylinder.
The outer circle fit structure is limit plate.
The present invention also provides one kind to turn the cylinder piston compressor, including the above-mentioned pump body structure for turning the cylinder piston compressor.
Technical solution of the present invention has the advantages that
1. the pump body structure provided by the invention for turning the cylinder piston compressor, comprising: cylinder, including cylinder ontology, and by described
The protruding shaft that at least one end of cylinder ontology extends outwardly, the protruding shaft are equipped with shaft mounting hole and at least one oil guiding hole；
The shaft mounting hole is suitable for installation shaft；The oil guiding hole runs through the side wall of the protruding shaft, and connects with the shaft mounting hole
It is logical；At least one outer circle fit structure, set at least one end of the cylinder, equipped with the matching hole for being adapted to fit into the protruding shaft；
The aperture of the matching hole is less than the outer diameter of the cylinder；The cylinder is rotated relative to outer circle fit structure；Oil guide groove, it is described
Oil guide groove is set on the hole wall of the matching hole, is extended to by one end of hole wall towards the cylinder ontology of the matching hole separate
One end of the cylinder ontology；Alternatively, the oil guide groove is set on the outer peripheral surface of the protruding shaft, by the protruding shaft and the cylinder ontology
One end of connection extends to one end far from the cylinder ontology.By being equipped at least one oil guiding hole in protruding shaft, can will turn
The oil allotted in axis rotation process is exported between the outer peripheral surface of protruding shaft and the hole wall of matching hole；Meanwhile by matching hole
Oil guide groove is set on hole wall or on the outer peripheral surface of protruding shaft, and oil guide groove by the hole wall of the matching hole towards the one of the cylinder ontology
End extends to one end far from the cylinder ontology, or is extended to by one end that the protruding shaft is connect with the cylinder ontology far from described
One end of cylinder ontology can make to be entered in oil guide groove in shaft rotation process by the oil that oil guiding hole sprays, thus to protruding shaft
Outer peripheral surface and matching hole hole wall between be lubricated, effectively reduce the abrasion between cylinder and outer circle fit structure, mention
The high service life and reliability of pump body structure and compressor.
2. the pump body structure provided by the invention for turning the cylinder piston compressor further includes oil storage tank annular in shape, the oil storage
Slot is set on the hole wall of the matching hole and/or on the outer peripheral surface of the protruding shaft；The oil storage tank and the oil guide groove are towards institute
State one end connection of cylinder ontology.It can guarantee the supply of oil guide groove towards the oil at cylinder ontology one end in this way, so that it is guaranteed that can
Outer peripheral surface to protruding shaft and implemented effectively to lubricate between the hole wall of matching hole.
3. the pump body structure provided by the invention for turning the cylinder piston compressor, the shaft drive the process of the rotational cylinder
In, the hole wall in region and the matching hole that the hole wall of the protruding shaft towards the corresponding matching hole moves and the region pair
The region answered is supporting region；The protruding shaft is backwards to the region that the hole wall of the corresponding matching hole moves and the matching hole
Hole wall region corresponding with the region is non-bearing area；The oil guide groove is set in the non-bearing area.Due to convex at supporting region
Friction between the outer peripheral surface of axis and the hole wall of matching hole is bigger, and oil guide groove is arranged in non-bearing area, it is ensured that carrying
The continuity of lubricating oil film at area reduces the abrasion at supporting region, in turn so that it is guaranteed that lubrication zone has preferable lubricant effect
Sufficiently reduce the abrasion between the outer peripheral surface of protruding shaft and the hole wall of matching hole, while also having prevents stress at supporting region from concentrating
Effect.
4. the pump body structure provided by the invention for turning the cylinder piston compressor, further includes flange, the outer circle fit structure is set
Between the flange and the cylinder ontology；The flange is equipped with outage, and the outage is axially through described
The through-hole of flange, and be connected to the oil guide groove far from one end of the cylinder ontology.The setting of outage, can will be in oil guide groove
Oil be expelled in the oil sump of compressor immediately, to form oil circulation, oily in oil guide groove can take away absorption in real time
Frictional heat between the outer peripheral surface of protruding shaft and the hole wall of matching hole reduces structure between the outer peripheral surface of protruding shaft and the hole wall of matching hole
At the secondary temperature of friction, improve the reliability of compressor.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the schematic illustration of crosshead shoe；
Fig. 2 is the stereo decomposing of the pump body structure for turning the cylinder piston compressor provided in the first embodiment of the invention
Schematic diagram；
Fig. 3 is the stereoscopic schematic diagram of the outer circle fit structure of the pump body structure shown in Fig. 2 for turning the cylinder piston compressor；
Fig. 4 is the vertical profile schematic cross-sectional view of outer circle fit structure shown in Fig. 3；
Fig. 5 is the vertical profile schematic cross-sectional view under the assembled state of the pump body structure shown in Fig. 2 for turning the cylinder piston compressor；
Fig. 6 is the enlarged diagram of a-quadrant in Fig. 5；
Description of symbols:
1- cylinder, 11- cylinder ontology, 111- piston mounting holes, 12- protruding shaft, 121- shaft mounting hole, 2- outer circle cooperation knot
Structure, 21- matching hole, 3- oil guide groove, 4- shaft, 5- piston, 6- cylinder jacket, 7- oil storage tank, 8- chamfering, 9- flange.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
As long as in addition, the non-structure each other of technical characteristic involved in invention described below different embodiments
It can be combined with each other at conflict.
As shown in Fig. 2-Fig. 6, the present embodiment provides a kind of pump body structure for turning 5 compressor of the cylinder piston, including it is cylinder 1, outer
Circle fit structure 2, oil guide groove 3, shaft 4, piston 5 and cylinder jacket 6.
Cylinder 1 includes cylinder ontology 11, and the protruding shaft 12 to be extended outwardly by least one end of cylinder ontology 11.Cylinder ontology 11
It is equipped with piston mounting holes 111.Protruding shaft 12 is equipped with shaft mounting hole 121 and at least one oil guiding hole；Shaft mounting hole 121 is suitable
In installation shaft 4；Oil guiding hole runs through the side wall of protruding shaft 12, and is connected to shaft mounting hole 121.
There are two the tools of outer circle fit structure 2, the both ends of cylinder 1 is respectively arranged on, equipped with the matching hole for being adapted to fit into protruding shaft 12
21；The aperture of matching hole 21 is less than the outer diameter of cylinder 1；Cylinder 1 is rotated relative to outer circle fit structure 2.As disposable reality
Mode is applied, outer circle fit structure 2 can also only have one, set on wherein one end of cylinder 1.
Oil guide groove 3 is set on the hole wall of matching hole 21, is extended to by one end of hole wall towards the cylinder ontology 11 of matching hole 21
One end far from cylinder ontology 11.As disposable embodiment, it is also possible to oil guide groove 3 on the outer peripheral surface of protruding shaft 12,
One end far from cylinder ontology 11 is extended to by one end that protruding shaft 12 is connect with cylinder ontology 11.
Piston 5 is installed in piston mounting holes 111, and is suitable for moving back and forth in piston mounting holes 111.
Shaft 4 is installed in piston 5 and shaft mounting hole 121, and with 1 eccentric setting of cylinder.
Cylinder jacket 6 is equipped with the cylinder installation cavity for being suitable for installing cylinder 1, and connect with outer circle fit structure 2.
Shaft 4 rotates, so that piston 5 is moved back and forth relative to cylinder 1, and cylinder 1 is driven to rotate relative to cylinder jacket 6.
By in protruding shaft 12 be equipped at least one oil guiding hole, the oil allotted in 4 rotation process of shaft can be exported to
Between the outer peripheral surface of protruding shaft 12 and the hole wall of matching hole 21；Meanwhile by the hole wall of matching hole 21 or the periphery of protruding shaft 12
On face be arranged oil guide groove 3, and oil guide groove 3 extended to by one end of hole wall towards the cylinder ontology 11 of the matching hole 21 it is separate
One end of the cylinder ontology 11, or extended to by one end that the protruding shaft 12 is connect with the cylinder ontology 11 far from the cylinder ontology
11 one end can make to be entered in oil guide groove 3 in 4 rotation process of shaft by the oil that oil guiding hole sprays, thus to protruding shaft 12
Outer peripheral surface and matching hole 21 hole wall between be lubricated, effectively reduce the mill between cylinder 1 and outer circle fit structure 2
Damage, improves the service life and reliability of pump body structure and compressor.
The concrete shape of oil guide groove 3 can there are many, in the present embodiment, oil guide groove 3 is linearly, and along matching hole 21
Axial direction or protruding shaft 12 it is axially extending.As disposable embodiment, oil guide groove 3 can also in the shape of a spiral, and oil guide groove 3
Rotation direction and cylinder 1 rotation direction between relationship meet, cylinder 1 relative to outer circle fit structure 2 rotate when, be applied to and lead
One component far from cylinder ontology 11 of oil in oil groove 3.
With no restrictions, the oil guiding hole in the present embodiment is arranged the specific location of oil guiding hole close to cylinder ontology 11.
The particular number of oil guiding hole can there are many, in the present embodiment, there are two oil guiding hole tools, and the phase in protruding shaft 12
To setting.As disposable embodiment, oil guiding hole can also only have one.As disposable embodiment, Oil Guide
Hole also can have three or four etc., and the circumferential direction along protruding shaft 12 is uniformly distributed.
What is provided in the present embodiment turns the pump body structure of 5 compressor of the cylinder piston, further includes oil storage tank 7 annular in shape, oil storage
Slot 7 is set on the hole wall of matching hole 21, and is connected to one end of oil guide groove 3 towards cylinder ontology 11.It can guarantee oil guide groove 3 in this way
Towards the supply of the oil at 11 one end of cylinder ontology, so that it is guaranteed that can be between the outer peripheral surface to protruding shaft 12 and the hole wall of matching hole 21
Implemented effectively to lubricate.As disposable embodiment, oil storage tank 7 can also be set on the outer peripheral surface of protruding shaft 12.Make
For disposable embodiment, oil storage tank 7 can also be simultaneously on the hole wall of matching hole 21 and on the outer peripheral surface of protruding shaft 12.
The specific generation type of oil storage tank 7 can there are many, in the present embodiment, matching hole 21 towards cylinder ontology 11 one
End is equipped with chamfering 8, and oil storage tank 7 is formed between chamfering 8 and the outer peripheral surface of protruding shaft 12.It, can also be with as disposable embodiment
It is that the outer peripheral surface of one end that protruding shaft 12 is connect with cylinder ontology 11 is equipped with chamfering 8, is formed between chamfering 8 and the hole wall of matching hole 21
Oil storage tank 7.As disposable embodiment, it is also possible that matching hole 21 is equipped with chamfering 8 towards one end of cylinder ontology 11, together
When, the outer peripheral surface of one end that protruding shaft 12 is connect with cylinder ontology 11 is equipped with chamfering 8；Chamfering 8 on matching hole 21 and protruding shaft 12 it is outer
Between chamfering 8 between circumferential surface and in protruding shaft 12 and the hole wall of matching hole 21, oil storage tank 7 is collectively formed, also that is, two chamferings 8
Between form the oil storage tank 7.
During shaft 4 drives cylinder 1 to rotate, the region that the hole wall of protruding shaft 12 towards corresponding matching hole 21 moves,
And the hole wall of matching hole 21 region corresponding with the region, it is supporting region；Protruding shaft 12 is transported backwards to the hole wall of corresponding matching hole 21
The hole wall region corresponding with the region in dynamic region and matching hole 21 is non-bearing area.
Oil guide groove 3 the specific location on the hole wall of matching hole 21 can there are many, in the present embodiment, oil guide groove 3 is set
In in non-bearing area.Since the friction at supporting region between the hole wall of the outer peripheral surface and matching hole 21 of protruding shaft 12 is bigger, by Oil Guide
Slot 3 is arranged in non-bearing area, it is ensured that the continuity of lubricating oil film at supporting region, so that it is guaranteed that lubrication zone has preferably
Lubricant effect reduces the abrasion at supporting region, and then sufficiently reduces between the outer peripheral surface of protruding shaft 12 and the hole wall of matching hole 21
Abrasion, while also having the effect of preventing stress at supporting region from concentrating.
What is provided in the present embodiment turns the pump body structure of 5 compressor of the cylinder piston, further includes flange 9, and outer circle fit structure 2 is set
Between flange 9 and cylinder ontology 11；Flange 9 is equipped with outage, and outage is the through-hole axially through flange 9, and with
Oil guide groove 3 is connected to far from one end of cylinder ontology 11.Oil in oil guide groove 3 can be expelled to compression by the setting of outage immediately
In the oil sump of machine, to form oil circulation, the oil in oil guide groove 3 can take away the outer peripheral surface of the protruding shaft 12 of absorption in real time and match
The frictional heat between the hole wall in hole 21 is closed, the friction pair constituted between the outer peripheral surface of protruding shaft 12 and the hole wall of matching hole 21 is reduced
Temperature, improve the reliability of compressor.
The concrete form of outer circle fit structure 2 can there are many, outer circle fit structure 2 in the present embodiment is limit plate.
The present embodiment also provides one kind and turns 5 compressor of the cylinder piston, including the above-mentioned pump housing knot for turning 5 compressor of the cylinder piston
Structure.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes still within the protection scope of the invention.
Claims (12)
1. a kind of pump body structure for turning the cylinder piston compressor characterized by comprising
Cylinder (1), including cylinder ontology (11), and the protruding shaft to be extended outwardly by least one end of the cylinder ontology (11)
(12), the protruding shaft (12) is equipped with shaft mounting hole (121) and at least one oil guiding hole；The shaft mounting hole (121) is suitable
In installation shaft (4)；The oil guiding hole runs through the side wall of the protruding shaft (12), and is connected to the shaft mounting hole (121)；
At least one outer circle fit structure (2) is set at least one end of the cylinder (1), equipped with being adapted to fit into the protruding shaft
(12) matching hole (21)；The aperture of the matching hole (21) is less than the outer diameter of the cylinder (1)；The cylinder (1) relative to
Outer circle fit structure (2) rotation；
Oil guide groove (3), the oil guide groove (3) is set on the hole wall of the matching hole (21), by the hole wall of the matching hole (21)
One end far from the cylinder ontology (11) is extended to towards one end of the cylinder ontology (11)；Alternatively, the oil guide groove (3) is set to
On the outer peripheral surface of the protruding shaft (12), extended to by one end that the protruding shaft (12) is connect with the cylinder ontology (11) far from described
One end of cylinder ontology (11).
2. the pump body structure according to claim 1 for turning the cylinder piston compressor, which is characterized in that the oil guide groove (3) is in
Linearly, and along the axially extending of the axial or described protruding shaft (12) of the matching hole (21).
3. the pump body structure according to claim 1 for turning the cylinder piston compressor, which is characterized in that the oil guiding hole is close to institute
State cylinder ontology (11) setting.
4. the pump body structure according to claim 1 for turning the cylinder piston compressor, which is characterized in that the oil guiding hole has two
It is a, and be oppositely arranged on the protruding shaft (12).
5. turning the pump body structure of the cylinder piston compressor described in any one of -4 according to claim 1, which is characterized in that further include
Oil storage tank (7) annular in shape, the oil storage tank (7) is set on the hole wall of the matching hole (21) and/or the protruding shaft (12)
On outer peripheral surface；The oil storage tank (7) is connected to one end of the oil guide groove (3) towards the cylinder ontology (11).
6. the pump body structure according to claim 5 for turning the cylinder piston compressor, which is characterized in that matching hole (21) court
To one end of the cylinder ontology (11) be equipped with chamfering (8), and/or, the protruding shaft (12) connect with the cylinder ontology (11) one
The outer peripheral surface at end is equipped with chamfering (8)；Between the chamfering (8) and the outer peripheral surface of the protruding shaft (12), or with the matching hole
(21) between hole wall, the oil storage tank (7) are formed.
7. turning the pump body structure of the cylinder piston compressor described in any one of -4 according to claim 1, which is characterized in that also wrap
It includes:
Piston (5) is installed in the cylinder (1), and is suitable for moving back and forth in the cylinder (1)；
The shaft (4), is installed in the piston (5), and with the cylinder (1) eccentric setting；
Cylinder jacket is equipped with the cylinder installation cavity for being suitable for installing the cylinder (1), and connect with the outer circle fit structure (2).
8. the pump body structure according to claim 7 for turning the cylinder piston compressor, which is characterized in that the shaft (4) drives
During cylinder (1) rotation, the region that the hole wall of the protruding shaft (12) towards the corresponding matching hole (21) moves,
And the hole wall region corresponding with the region of the matching hole (21), it is supporting region；The protruding shaft (12) is backwards to corresponding described
The hole wall region corresponding with the region in the region and the matching hole (21) of the hole wall movement of matching hole (21), is non-bearing
Area；The oil guide groove (3) is set in the non-bearing area.
9. turning the pump body structure of the cylinder piston compressor described in any one of -4 according to claim 1, which is characterized in that further include
Flange (9), the outer circle fit structure (2) are set between the flange (9) and the cylinder ontology (11)；The flange (9)
It is equipped with outage, the outage is the through-hole axially through the flange (9), and with the oil guide groove (3) far from institute
State one end connection of cylinder ontology (11).
10. turning the pump body structure of the cylinder piston compressor described in any one of -4 according to claim 1, which is characterized in that described
There are two outer circle fit structure (2) tools, is respectively arranged on the both ends of the cylinder (1).
11. turning the pump body structure of the cylinder piston compressor described in any one of -4 according to claim 1, which is characterized in that described
Outer circle fit structure (2) is limit plate.
12. one kind turns the cylinder piston compressor, which is characterized in that living including turning cylinder described according to claim 1 any one of -11
Fill in the pump body structure of compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811545458.XA CN109595159A (en) | 2018-12-17 | 2018-12-17 | Turn the pump body structure of the cylinder piston compressor and turns the cylinder piston compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811545458.XA CN109595159A (en) | 2018-12-17 | 2018-12-17 | Turn the pump body structure of the cylinder piston compressor and turns the cylinder piston compressor |
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|---|---|
| CN109595159A true CN109595159A (en) | 2019-04-09 |
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ID=65963055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811545458.XA Pending CN109595159A (en) | 2018-12-17 | 2018-12-17 | Turn the pump body structure of the cylinder piston compressor and turns the cylinder piston compressor |
Country Status (1)
| Country | Link |
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| CN (1) | CN109595159A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110701046A (en) * | 2019-11-12 | 2020-01-17 | 珠海格力电器股份有限公司 | Compression cylinder assembly, rotary cylinder piston compressor and heat exchange equipment |
Citations (4)
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| CN206206178U (en) * | 2016-07-29 | 2017-05-31 | 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 housing and use its compressor |
| CN108799129A (en) * | 2018-07-18 | 2018-11-13 | 珠海格力电器股份有限公司 | Cylinder structure, pump body structure and rotary cylinder compressor |
| CN209458121U (en) * | 2018-12-17 | 2019-10-01 | 珠海格力节能环保制冷技术研究中心有限公司 | Turn the pump body structure of the cylinder piston compressor and turns the cylinder piston compressor |
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| CN204113657U (en) * | 2014-09-30 | 2015-01-21 | 马鞍山市粤美金属制品科技实业有限公司 | A kind of compressor being furnished with loss of weight crankshaft cam |
| CN206206178U (en) * | 2016-07-29 | 2017-05-31 | 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 housing and use its compressor |
| CN108799129A (en) * | 2018-07-18 | 2018-11-13 | 珠海格力电器股份有限公司 | Cylinder structure, pump body structure and rotary cylinder compressor |
| CN209458121U (en) * | 2018-12-17 | 2019-10-01 | 珠海格力节能环保制冷技术研究中心有限公司 | Turn the pump body structure of the cylinder piston compressor and turns the cylinder piston compressor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110701046A (en) * | 2019-11-12 | 2020-01-17 | 珠海格力电器股份有限公司 | Compression cylinder assembly, rotary cylinder piston compressor and heat exchange equipment |
| CN110701046B (en) * | 2019-11-12 | 2020-09-08 | 珠海格力电器股份有限公司 | Compression cylinder assembly, rotary cylinder piston compressor and heat exchange equipment |
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