CN106286225A - A kind of oil pump flow adjustment structure and compressor - Google Patents
A kind of oil pump flow adjustment structure and compressor Download PDFInfo
- Publication number
- CN106286225A CN106286225A CN201610948646.1A CN201610948646A CN106286225A CN 106286225 A CN106286225 A CN 106286225A CN 201610948646 A CN201610948646 A CN 201610948646A CN 106286225 A CN106286225 A CN 106286225A
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- China
- Prior art keywords
- oil
- rifle bar
- fixture
- adjustment structure
- elastic device
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/02—Lubrication
- F04B39/0207—Lubrication with lubrication control systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/02—Lubrication
- F04B39/0284—Constructional details, e.g. reservoirs in the casing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
- Details Of Reciprocating Pumps (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of oil pump flow adjustment structure and compressor, relate to Compressor Technology field.A kind of oil pump flow adjustment structure, including rifle bar, fuel sucking pipe, fixture and elastic device.The periphery wall of rifle bar offers thread groove.The bottom of rifle bar is provided with fixture, is provided with elastic device between rifle bar and fixture.Producing different axial forces under different rotating speeds causes elastic device to deform, and rifle bar also produces different axial displacements to regulate the import size of suction passage, and then plays the effect of regulation pump oil mass；Thus improve oil pump performance.Whole adjustment structure is simple and durable, it is easy to I&M.A kind of compressor, including above-mentioned oil pump flow adjustment structure, has the feature of said pump flow adjusting structure, and stability is preferable.
Description
Technical field
The present invention relates to Compressor Technology field, in particular to a kind of oil pump flow adjustment structure and compressor.
Background technology
Oil pump structure within existing compressor, major part is all to use to be arranged on cylindrical pipe fitting by helicla flute, outward
Pipe part is connected on certain parts of rotor or bent axle.Pump core insert in this cylindrical pipe fitting and have between the two certain between
Gap, a fixation with steel wire is passed through on motor stator in pump core bottom so that it is does not follow cylindrical pipe fitting and rotates together.
But said structure also exists compressor, and when low speed, pump oil mass may be inadequate, and pump oil mass excessive asking during high speed
Topic.Cause lubricant effect bad if oil mass is very few；If oil mass too much enters between cylinder and piston, it is understood with both by oil
Between gap enter cylinder thus cause compressor oil drainage and power consumption to increase.
Summary of the invention
First purpose of the embodiment of the present invention is to provide a kind of oil pump flow adjustment structure, and it includes rifle bar, suction
Oil pipe, fixture and elastic device.The periphery wall of rifle bar offers thread groove.Rifle bar is located in fuel sucking pipe, rifle bar
Having radial clearance between partial outer face and fuel sucking pipe, radial clearance and helicla flute limit suction passage jointly.Rifle bar
Bottom is provided with fixture, is provided with elastic device between the first end and the fixture of rifle bar.Produce under different rotating speeds
Different axial forces causes elastic device to deform, and rifle bar also produces different axial displacements to regulate suction passage
Import size, and then play the effect of regulation pump oil mass, improve the stability of oil pump.Whole adjustment structure is simple and durable,
It is easily installed and keeps in repair.
Second purpose of the embodiment of the present invention is to provide a kind of compressor, including above-mentioned oil pump flow regulation knot
Structure, has the feature of above-mentioned oil pump flow adjustment structure, and stability is preferable.
Embodiments of the invention are achieved in that
A kind of oil pump flow adjustment structure, including rifle bar, fuel sucking pipe, fixture and elastic device.On fuel sucking pipe has
Under through oil inlet end and oil outlet end；Rifle bar is located in fuel sucking pipe；Rifle bar has the first end and the second end.Second end is close
Oil outlet end, the first end is near oil inlet end；The periphery wall of rifle bar offers helicla flute；At least part of outer surface of rifle bar and suction
Having radial clearance between the inner surface of oil pipe, radial clearance and helicla flute limit suction passage jointly.Fuel sucking pipe is for relatively
Rotate in rifle bar.Fixture is near the first end；It is provided with elastic device between fixture and the first end；Fixture and the first end
The axis direction of rifle bar slidably engages.When fuel sucking pipe rotates the axial thrust of oil suction generation more than elastic device
During elastic-restoring force, rifle bar overcomes the elastic-restoring force of elastic device and near fixture, so that the import of suction passage subtracts
Little.When the axial thrust that fuel sucking pipe rotation oil suction produces is less than the elastic-restoring force of elastic device, rifle bar is at elastic device
Effect under away from fixture so that the import of suction passage increases.
Inventor finds that through research the oil pump structure of existing compressor also exists problems with: pump oil mass is with rotor
Or the rotating speed of bent axle increases and increases.Under certain rotating speed, the pump oil mass of compressor is suitable.But pump time under less than this rotating speed
Oil mass is inadequate, and time under higher than this rotating speed, pump oil mass will be excessive.Oil mass too much enters between cylinder and piston, can be with both
Between gap enter cylinder and cause compressor oil drainage and power consumption to increase.
Therefore, in order to solve the weak point that prior art exists, the invention provides a kind of oil pump flow adjustment structure.
It includes rifle bar, fuel sucking pipe, fixture and elastic device, and wherein the periphery wall of rifle bar offers thread groove.Rifle bar sets
In fuel sucking pipe, having radial clearance between partial outer face and the fuel sucking pipe of rifle bar, radial clearance limits jointly with helicla flute
Determine suction passage.The bottom of rifle bar is provided with fixture, is provided with elastic device between the first end and the fixture of rifle bar.
When fuel sucking pipe rotate and rifle bar keep do not rotate time, now the relative motion between fuel sucking pipe and rifle bar make oil by from
Mental and physical efforts move upward.Oil enters from the gap of fuel sucking pipe and rifle bar, produces axial force in helicla flute；Simultaneously in retroaction
Under the effect of power, the oil moved upward promotes rifle bar to move downward.And axial force can raise along with rotating speed and increase, further
Ground, different axial forces, make elastic device that elastic deformation in various degree to occur, rifle bar also produces different axial displacements
Regulate the import size of suction passage, and then regulation pump oil mass.
Under high-speed condition, when fuel sucking pipe rotates the axial thrust elastic-restoring force more than elastic device of oil suction generation
Time, rifle bar overcomes the elastic-restoring force of elastic device and near fixture, so that the import of suction passage reduces, and then pump oil
Amount the most correspondingly reduces.At low speeds, the axial thrust elasticity less than elastic device of oil suction generation is rotated when fuel sucking pipe
During restoring force, rifle bar is under the action of the elastic means away from fixture, so that the import increase of suction passage and pump oil mass increase
Add.
This oil pump flow adjustment structure can play the corresponding and appropriate pump oil mass of regulation under the conditions of different rotating speeds
Effect, thus improve oil pump performance.Whole adjustment structure is simple and durable, it is easy to I&M.
In an embodiment of the present embodiment, the import of suction passage is the gap between rifle bar and oil inlet end.
Fuel sucking pipe is pyramidal structure, and the cross-sectional area of fuel sucking pipe is gradually reduced from oil outlet end to oil inlet end.Rifle bar is pyramidal structure,
And the cross-sectional area of rifle bar is gradually reduced to the first end from the second end.
In an embodiment of the present embodiment, the tube wall of fuel sucking pipe offers first and enters oil hole；Suction passage
Import be first to enter oil hole just to spiral fluted position.When fuel sucking pipe rotates the axial thrust of oil suction generation more than elasticity dress
During the elastic-restoring force put, rifle bar overcomes the elastic-restoring force of elastic device and near fixture, so that first enters oil hole
Just the area at spiral fluted position is reduced.The axial thrust produced when fuel sucking pipe rotation oil suction is returned less than the elasticity of elastic device
During multiple power, rifle bar is under the action of the elastic means away from fixture, so that first enters oil hole just to spiral fluted position
Area increases.
In an embodiment of the present embodiment, in rifle bar, offer the gap between connection the first end and fixture
Oil hole is entered with the second of suction passage.The import of suction passage is the gap between the first end and fixture.
In an embodiment of the present embodiment, fixture includes fixing substrate and is connected with fixing substrate and to the
The perisporium that one end extends, perisporium offers gathering sill；The bearing of trend of gathering sill is parallel with the axis of rifle bar.First end sets
Being equipped with the flange of radially protruding, flange slidably engages with gathering sill；Elastic device be arranged on fixing substrate and the first end it
Between.
In an embodiment of the present embodiment, the first end end face offers pockets, and elastic device part is positioned at
In pockets.
In an embodiment of the present embodiment, elastic device is spring.Fixture possesses and stretches into the of pockets
One is protruding；Spring housing is located in the first projection.
In an embodiment of the present embodiment, fixture is provided with second protruding away from the side of the first end, and second
Projection offers positioning through hole.
In an embodiment of the present embodiment, also include fixing connector.Fixing connector runs through positioning through hole, and
Fixing connector has the 3rd end on length direction and the 4th end.
A kind of compressor, including housing, bent axle, motor and above-mentioned oil pump flow adjustment structure.Fuel sucking pipe is with bent axle even
Connect；Fixture is connected with the stator of motor.
Embodiments of the invention have the advantages that
The present invention provides a kind of oil pump flow adjustment structure, and it includes rifle bar, fuel sucking pipe, fixture and elastic device.
The periphery wall of rifle bar offers thread groove.Rifle bar is located in fuel sucking pipe, and the bottom of rifle bar is provided with fixture, rifle bar
The first end and fixture between be provided with elastic device.Under different rotating speeds, produce different axial forces cause elastic device
Deforming, rifle bar also produces different axial displacements to regulate the import size of suction passage, and then plays regulation pump
The effect of oil mass, as reduced the pump oil mass under high-speed condition, improves oil pump performance.Whole adjustment structure is simple and durable, easily
In I&M.
The present invention provides a kind of compressor, including above-mentioned oil pump flow adjustment structure, has said pump Flow-rate adjustment knot
The feature of structure, stability is preferable.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below by embodiment required use attached
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, and it is right to be therefore not construed as
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to this
A little accompanying drawings obtain other relevant accompanying drawings.
Fig. 1 is oil pump flow adjustment structure working state figure under speed operation in the embodiment of the present invention 1；
Fig. 2 is oil pump flow adjustment structure working state figure under high-speed working condition in the embodiment of the present invention 1；
Fig. 3 is oil pump flow adjustment structure working state figure under speed operation in the embodiment of the present invention 2；
Fig. 4 is oil pump flow adjustment structure working state figure under high-speed working condition in the embodiment of the present invention 2；
Fig. 5 is the structural representation of oil pump flow adjustment structure in the embodiment of the present invention 3；
Fig. 6 is the structural representation of compressor in the embodiment of the present invention 4.
Icon: 100-oil pump flow adjustment structure；200-oil pump flow adjustment structure；300-oil pump flow adjustment structure；
110-rifle bar；1101-the first end；1103-the second end；1105-helicla flute；1107-second enters oil hole；1109-flange；
1111-pockets；130-fuel sucking pipe；1301-oil inlet end；1303-oil outlet end；1305-first enters oil hole；150-fixes
Part；1501-fixes substrate；1503-perisporium；1505-gathering sill；1507-first is protruding；1509-second is protruding；1511-positions
Through hole；160-fixes connector；1601-the 3rd end；1603-the 4th end；171-suction passage；173-import；175-gap；
190-elastic device；1000-compressor；400-housing；500-bent axle；600-motor；610-stator.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
The a part of embodiment of the present invention rather than whole embodiments.Generally implement with the present invention illustrated described in accompanying drawing herein
The assembly of example can be arranged with various different configurations and design.
Therefore, detailed description to the embodiments of the invention provided in the accompanying drawings is not intended to limit claimed below
The scope of the present invention, but be merely representative of the selected embodiment of the present invention.Based on the embodiment in the present invention, this area is common
The every other embodiment that technical staff is obtained under not making creative work premise, broadly falls into the model of present invention protection
Enclose.
It should be noted that in the case of not conflicting, the embodiment in the present invention and the feature in embodiment can phases
Combination mutually.
It should also be noted that similar label and letter represent similar terms, therefore, the most a certain Xiang Yi in following accompanying drawing
Individual accompanying drawing is defined, then need not it be defined further and explains in accompanying drawing subsequently.
In describing the invention, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " arranges " and answers
It is interpreted broadly, for the ordinary skill in the art, above-mentioned term can be understood in the present invention with concrete condition
Concrete meaning.
Embodiment 1
Refer to shown in Fig. 1, the present embodiment provides a kind of oil pump flow adjustment structure 100, and it includes rifle bar 110, inhales
Oil pipe 130, fixture 150, fixing connector 160 and elastic device 190.
Rifle bar 110 is pyramidal structure, has the first relative end 1101 and the second end 1103；Rifle bar 110 transversal
Area is wedge shaped and is gradually reduced from second end the 1103 to the first end 1101.Offer on the periphery wall of this rifle bar 110
Helicla flute 1105.
The both sides, end of the first end 1101 arrange the flange 1109 being respectively equipped with radially protruding.Flange 1109 and rifle bar
110 is one-body molded, and is circular sliding slopes with the junction of the first end 1101.Flange 1109 prolongs to the direction away from the first end 1101
Stretch protrusion, and the perpendicular relation of plane at the axis place of the plane at flange 1109 place and rifle bar 110.First end 1101
End face center offers pockets 1111, and this pockets 1111 is with the axis of rifle bar 110 symmetrically.Add for convenience
Work manufactures, and this pockets 1111 can be rectangle or circle；In the present embodiment, pockets 1111 is circular.
Fuel sucking pipe 130 is pyramidal structure, inner hollow and have oil inlet end 1301 and the oil outlet end 1303 of up/down perforation；Inhale
The cross-sectional area of oil pipe 130 is wedge shaped and is gradually reduced to oil inlet end 1301 from oil outlet end 1303.
Fixture 150 includes fixing substrate 1501 and the week being connected with fixing substrate 1501 and extending to the first end 1101
Wall 1503.Processing and manufacturing for convenience, fixing substrate 1501 can be rectangle or circle；In the present embodiment, fixing substrate
1501 is circular.
On perisporium 1503, corresponding both sides offer gathering sill 1505 respectively, the bearing of trend of its gathering sill 1505 and rifle bar
The axis of 110 is parallel.
The center of fixing substrate 1501 possesses the first projection 1507, and this first protruding 1507 is column construction, itself and with
The junction of fixing substrate 1501 is circular sliding slopes.Direction that first projection 1507 extends away from fixing substrate 1501 and perisporium
1503 directions extended are identical, and the perpendicular pass of plane at the plane at the first protruding 1507 places and fixing substrate 1501 place
System.
Fixing substrate 1501 possesses the second projection 1509 away from the center of the opposite side of the first projection 1507, and this is second convex
Rising 1509 be column construction, itself and be circular sliding slopes with the junction of fixing substrate 1501, and the putting down of the second protruding 1509 places
Face and the perpendicular relation of plane at fixing substrate 1501 place.Second projection 1509 offers positioning through hole 1511, and this location leads to
Corresponding two sides of through second projection 1509 in hole 1511, the axis of its positioning through hole 1511 and the axle of the second projection 1509
The perpendicular relation of line.
Fixing connector 160 is rod-like structure, has the 3rd end 1601 and the 4th end 1603 on length direction.
Elastic device 190 has certain elasticity and rigidity, for convenience processing and manufacturing, and elastic device 190 is spring, and
The shape of spring can be cylindrical, cone or middle concave；In the present embodiment, elastic device 190 is cylindrical spring.
Next the interconnected relationship of all parts of oil pump flow adjustment structure 100 is illustrated.
Rifle bar 110 is positioned at fuel sucking pipe 130；Wherein the second end 1103 of rifle bar 110 is near oil outlet end 1303, spiral
First end 1101 of rod 110 is near oil inlet end 1301.Between partial outer face and the inner surface of fuel sucking pipe 130 of rifle bar 110
Having radial clearance, its radial clearance and helicla flute 1105 limit suction passage 171 jointly.Fixture 150 is near the first end
1101 and be connected with the first end 1101, be embodied in the flange 1109 of the first end 1101 with on the perisporium 1503 of fixture 150
Gathering sill 1505 connect one to one respectively；Flange 1109 embeds the direction extended in gathering sill 1505 and at gathering sill 1505
On can coordinate slidably relative to gathering sill 1505.Wherein, the first projection 1507 of fixture 150 stretches into the appearance of the first end 1101
Receive in groove 1111, be used for disposing elastic device 190 between first protruding 1507 and pockets 1111；Elastic device 190 overlaps
It is located in the first projection 1507.
Next the operation principle how oil pump flow adjustment structure 100 being regulated pump oil mass illustrates.
First oil pump flow adjustment structure 100 is that fuel sucking pipe 130 is rotated by miscellaneous parts such as rotors, then rifle bar
110 connections passing through fixture 150 and fixing connector 160 keep the state not rotated relative to fuel sucking pipe 130.Fixture
150 are embodied in the connection of fixing connector 160: the 3rd end 1601 of fixing connector 160 and the 4th end 1603 are respectively
Run through the positioning through hole 1511 of the second projection 1509 and extend to fixed position.
In the present embodiment, the import 173 of suction passage 171 is embodied in outer surface and the oil inlet end of rifle bar 110
Radial clearance between the inner surface of 1301.
Fuel sucking pipe 130 is sheathed on rifle bar 110 and can rotate relative to rifle bar 110, is embodied in and works as fuel sucking pipe
130 rotate and rifle bar 110 when keeping not rotating, and now the relative motion between fuel sucking pipe 130 and rifle bar 110 makes oil logical
Cross centrifugal force to move upward.Oil enters suction passage 171 from the gap 175 between rifle bar 110 and oil inlet end 1301, and at spiral shell
Spin slot 1105 produces axial force；Simultaneously under the effect of counteracting force, the oil moved upward promotes rifle bar 110 to transport downwards
Dynamic, and then elasticity of compression device 190.
Axial force can raise along with rotating speed and increase, and elastic device 190 also occurs elastic deformation in various degree simultaneously.
Refer to shown in Fig. 1, at low speeds, when fuel sucking pipe 130 rotates the axial thrust of oil suction generation less than elasticity
During the elastic-restoring force of device 190, rifle bar 110 under the effect of elastic device 190 away from fixture 150.Because of rifle bar 110
It is pyramidal structure with fuel sucking pipe 130.When rifle bar 110 is gradually upwardly away from fixture 150, the most whole fuel sucking pipe 130
The radial clearance in road expands, and the import 173 of suction passage 171 expands the most therewith；And then pump oil mass also increases, it is ensured that enough profits
Lubricating oil amount.
Refer to shown in Fig. 2, under high-speed condition, when fuel sucking pipe 130 rotates the axial thrust of oil suction generation more than elasticity
During the elastic-restoring force of device 190, rifle bar 110 overcomes the elastic-restoring force of elastic device 190 and near fixture 150.Cause
Rifle bar 110 and fuel sucking pipe 130 are pyramidal structure.Rifle bar 110 is the closer to the fixture 150 of lower end, the most whole oil suction
The radial clearance in pipe 130 road reduces, and the import 173 of suction passage 171 is reduced the most therewith, so pump oil mass the most correspondingly reduce from
Without causing the excessive problem of pump oil mass.
Above-mentioned oil pump flow adjustment structure 100 can be in the effect playing the appropriate pump oil mass of regulation under the conditions of different rotating speeds
Really, thus improve oil pump performance.Whole adjustment structure is simple and durable, it is easy to I&M.
In the present embodiment, rifle bar 110 is solid；In other specific embodiments, rifle bar 110 can also be empty
The heart, the material of rifle bar 110 can also be arranged according to specific requirement.
In the present embodiment, by flange 1109 and gathering sill during relative motion between rifle bar 110 and fixture 150
The realization that is slidably matched of 1505；In other specific embodiments, elastic component can be set between rifle bar 110 and fixture 150
In the present embodiment, pockets 1111 be designed for accommodate elastic device 190 make it more stable；At other
In specific embodiment, it is also possible to pockets 1111 need not be offered.
In the present embodiment, elastic device 190 is sheathed on the first projection 1507 and makes it more stable；It is embodied as at other
In example, it is also possible to the first projection 1507 need not be set.
In the present embodiment, elastic device 190 is spring；In other specific embodiments, elastic device 190 is also the most permissible
For having resilient miscellaneous part.
In the present embodiment, rifle bar 110 passes through the fixture 150 connection with fixing connector 160 relative to fuel sucking pipe
130 keep the state not rotated, and are embodied in: the 3rd end 1601 of fixing connector 160 extends through with the 4th end 1603
The positioning through hole 1511 of the second projection 1509 and extend to fixed position.In other specific embodiments, fixing connector 160
3rd end 1601 can directly fixing with fixture 150 be connected with the 4th end 1603, it is not necessary to arranges second protruding 1509 with fixed
Position through hole 1511；Certainly its connected mode can require relative set according to specific works.
Embodiment 2
Refer to shown in Fig. 3, the present embodiment provides a kind of oil pump flow adjustment structure 200, compared with embodiment 1, inhales
Oil pipe 130 all has different from rifle bar 110, and remainder is essentially identical.
Fuel sucking pipe 130 is column construction, inner hollow and have oil inlet end 1301 and the oil outlet end 1303 of up/down perforation；Inhale
Offer first on the tube wall of oil pipe 130 and enter oil hole 1305.
Rifle bar 110 is column construction, has the first relative end 1101 and the second end 1103；Along this rifle bar 110
Periphery wall on offer helicla flute 1105.The both sides, end of the first end 1101 arrange the flange being respectively equipped with radially protruding
1109.Flange 1109 is one-body molded with rifle bar 110, and is circular sliding slopes with the junction of the first end 1101.Flange 1109 to
Direction away from the first end 1101 extends protrusion, and the plane at the axis place of the plane at flange 1109 place and rifle bar 110
Perpendicular relation.The end face center of the first end 1101 offers pockets 1111, and this pockets 1111 is with rifle bar 110
Axis symmetrically.
Next the operation principle how oil pump flow adjustment structure 200 being regulated pump oil mass illustrates.
In the present embodiment, the import 173 of suction passage 171 be first enter oil hole 1305 just to helicla flute 1105 phase
Logical cannelure.
Refer to shown in Fig. 3, at low speeds, when fuel sucking pipe 130 rotates the axial thrust of oil suction generation less than elasticity
During the elastic-restoring force of device 190, rifle bar 110 under the effect of elastic device 190 away from fixture 150.First now
Enter oil hole 1305 just relatively big to the area of the cannelure communicated with helicla flute 1105, oil just from enter oilhole and helicla flute 1105 it
Between gap 175 enter suction passage 171 in thus pump oil mass is bigger, it is ensured that enough lubricants capacities.
Refer to shown in Fig. 4, under high-speed condition, when fuel sucking pipe 130 rotates the axial thrust of oil suction generation more than elasticity
During the elastic-restoring force of device 190, rifle bar 110 overcomes the elastic-restoring force of elastic device 190 and near fixture 150.This
Time first enter oil hole 1305 and just the area of the cannelure communicated with helicla flute 1105 reduced, thus pump oil mass is the most correspondingly
Reduce, be not result in the problem that pump oil mass is excessive.
Above-mentioned oil pump flow adjustment structure 200 can play the pump oil that regulation is corresponding and appropriate under the conditions of different rotating speeds
The effect of amount, thus improve oil pump performance.Whole adjustment structure is simple and durable, it is easy to I&M.
In the present embodiment, first to enter oil hole 1305 can be multiple, it is only necessary to meets multiple first and enters oil hole
1305 can and helicla flute 1105 between there is facing portion position；In other specific embodiments, first enters the number of oil hole 1305
Amount does not limits, and the first diameter entering oil hole 1305 can also be arranged according to being embodied as requirement with position.
Embodiment 3
Refer to shown in Fig. 5, the present embodiment provides a kind of oil pump flow adjustment structure 300, and it is compared with embodiment 1,
Fuel sucking pipe 130 all has different from rifle bar 110, and remainder is essentially identical.
Fuel sucking pipe 130 is column construction, inner hollow and have oil inlet end 1301 and the oil outlet end 1303 of up/down perforation.
Rifle bar 110 is column construction, has the first relative end 1101 and the second end 1103.End at the first end 1101
Portion offers second and enters oil hole 1107, its second enter oil hole 1107 away from first end 1101 extend be communicated to suction passage
171.Helicla flute 1105 is offered on the periphery wall of this rifle bar 110.The both sides, end of the first end 1101 arrange and set respectively
The flange 1109 of radially protruding, the end face center of the first end 1101 is had to offer pockets 1111.
Next the operation principle how oil pump flow adjustment structure 300 being regulated pump oil mass illustrates.
In the present embodiment, the import 173 of suction passage 171 is the gap between the first end 1101 and fixture 150
175。
Refer to shown in Fig. 5, at low speeds, when fuel sucking pipe 130 rotates the axial thrust of oil suction generation less than elasticity
During the elastic-restoring force of device 190, rifle bar 110 under the effect of elastic device 190 away from fixture 150.Now oil suction is led to
The import 173 in road 171 is relatively big, and oil just enters in oil hole 1107 enters suction passage 171 from second thus pump oil mass is bigger, it is ensured that
Enough lubricants capacities.
In like manner can obtain, under high-speed condition, when fuel sucking pipe 130 rotates the axial thrust of oil suction generation more than elastic device
190 elastic-restoring force time, rifle bar 110 overcomes the elastic-restoring force of elastic device 190 and near fixture 150.Now inhale
The import 173 of oil passage 171 reduces, thus pump oil mass the most correspondingly reduces, and is not result in the problem that pump oil mass is excessive.
Above-mentioned oil pump flow adjustment structure 300 can play the pump oil that regulation is corresponding and appropriate under the conditions of different rotating speeds
The effect of amount, thus improve oil pump performance.Whole adjustment structure is simple and durable, it is easy to I&M.
In the present embodiment, second to enter oil hole 1107 can be multiple, it is only necessary to meets multiple second and enters oil hole
1107 can connect with suction passage 171；In other specific embodiments, the second quantity entering oil hole 1107 does not limits, and the
Two diameters entering oil hole 1107 can also be arranged according to being embodied as requirement with position.
Embodiment 4
Refer to shown in Fig. 6, the present embodiment provides a kind of compressor 1000, including housing 400, bent axle 500, motor 600
And oil pump flow adjustment structure 100.Certainly, embodiment 2 record oil pump flow adjustment structure 200 or embodiment 3 record
Oil pump flow adjustment structure 300 also is able to the compressor 1000 provided for the present embodiment.
Wherein fuel sucking pipe 130 is connected with bent axle 500, in order to be rotatably driven by bent axle 500 in the case of rotor rotates.
Oil pump flow adjustment structure 100 is connected with the stator 610 of motor 600 by fixture 150, thus can limit rifle bar 110
Axially displacement and rotation.Fixture 150 is embodied in the connection of fixing connector 160: the 3rd end of fixing connector 160
1601 and the 4th end 1603 extend through the positioning through hole 1511 of the second projection 1509 and extend to and the plastic components of stator 610
Connect.
Fuel sucking pipe 130 and the lower end of rifle bar 110 in oil pump flow adjustment structure 100 are all immersed in oil.Work as fuel sucking pipe
130 rotate and rifle bar 110 when keeping not rotating, and now the relative motion between fuel sucking pipe 130 and rifle bar 110 makes oil logical
Cross centrifugal force to move upward.Oil just enters suction passage 171, then edge from the gap 175 between rifle bar 110 and fuel sucking pipe 130
Oil duct in bent axle 500 enters the oil duct of each kinematic pair.
The embodiment of the present invention provides a kind of compressor 1000, including above-mentioned oil pump flow adjustment structure 100, has above-mentioned
The feature of oil pump flow adjustment structure 100, stability is preferable.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, that is made any repaiies
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. an oil pump flow adjustment structure, it is characterised in that:
Including rifle bar, fuel sucking pipe, fixture and elastic device；
Described fuel sucking pipe has oil inlet end and the oil outlet end of up/down perforation；Described rifle bar is located in described fuel sucking pipe；Described spiral shell
Rotation rod has the first end and the second end；Described second end is near described oil outlet end, and described first end is near described oil inlet end；Described
The periphery wall of rifle bar offers helicla flute；Between at least part of outer surface and the inner surface of described fuel sucking pipe of described rifle bar
Having radial clearance, described radial clearance and described helicla flute limit suction passage jointly；Described fuel sucking pipe is for relative to institute
State rifle bar to rotate；
Described fixture is near described first end；It is provided with described elastic device between described fixture and described first end；Institute
State fixture to slidably engage on the axis direction of described rifle bar with described first end；
When the axial thrust that the rotation oil suction of described fuel sucking pipe produces is more than the elastic-restoring force of described elastic device, described spiral
Rod overcomes the elastic-restoring force of described elastic device and near described fixture, so that the import of described suction passage reduces；When
When the axial thrust that the rotation oil suction of described fuel sucking pipe produces is less than the elastic-restoring force of described elastic device, described rifle bar is in institute
State away from described fixture under the effect of elastic device, so that the import of described suction passage increases.
A kind of oil pump flow adjustment structure the most according to claim 1, it is characterised in that:
The import of described suction passage is the gap between described rifle bar and described oil inlet end；
Described fuel sucking pipe is pyramidal structure, and the cross-sectional area of described fuel sucking pipe gradually subtracts to described oil inlet end from described oil outlet end
Little；
Described rifle bar is pyramidal structure, and the cross-sectional area of described rifle bar gradually subtracts to described first end from described second end
Little.
A kind of oil pump flow adjustment structure the most according to claim 1, it is characterised in that:
Offer first on the tube wall of described fuel sucking pipe and enter oil hole；
The import of described suction passage is described first to enter oil hole just to described spiral fluted position；
When the axial thrust that the rotation oil suction of described fuel sucking pipe produces is more than the elastic-restoring force of described elastic device, described spiral
Rod overcomes the elastic-restoring force of described elastic device and near described fixture, so that described first enters oil hole just to described spiral shell
The area at the position of spin slot reduces；When described fuel sucking pipe rotates the axial thrust elasticity less than described elastic device of oil suction generation
During restoring force, described rifle bar under the effect of described elastic device away from described fixture so that described first enters oil hole
Just the area at described spiral fluted position is increased.
A kind of oil pump flow adjustment structure the most according to claim 1, it is characterised in that:
The of the gap that connects between described first end and described fixture and described suction passage is offered in described rifle bar
Two enter oil hole；
The import of described suction passage is the gap between described first end and described fixture.
5. according to a kind of oil pump flow adjustment structure described in any one in claim 1-4, it is characterised in that:
The perisporium that described fixture includes fixing substrate and is connected with described fixing substrate and extends to described first end, described
Gathering sill is offered on perisporium；The bearing of trend of described gathering sill is parallel with the axis of described rifle bar；
Described first end is provided with the flange of radially protruding, and described flange slidably engages with described gathering sill；
Described elastic device is arranged between described fixing substrate and described first end.
6. according to a kind of oil pump flow adjustment structure described in any one in claim 1-4, it is characterised in that:
Described first end end face offers pockets, and described elastic device part is positioned at described pockets.
A kind of oil pump flow adjustment structure the most according to claim 6, it is characterised in that:
Described elastic device is spring；Described fixture possesses the first projection stretching into described pockets；Described spring is sheathed
In described first projection.
8. according to a kind of oil pump flow adjustment structure described in any one in claim 1-4, it is characterised in that:
Described fixture is provided with the second projection away from the side of described first end, and described second projection offers positioning through hole.
A kind of oil pump flow adjustment structure the most according to claim 8, it is characterised in that:
Also including fixing connector, described fixing connector runs through described positioning through hole, and described fixing connector has length
The 3rd end on direction and the 4th end.
10. a compressor, it is characterised in that:
Including housing, bent axle, motor and the oil pump flow adjustment structure described in any one in claim 1-9；
Described fuel sucking pipe is connected with described bent axle；Described fixture is connected with the stator of described motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610948646.1A CN106286225B (en) | 2016-10-26 | 2016-10-26 | A kind of oil pump flow adjustment structure and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610948646.1A CN106286225B (en) | 2016-10-26 | 2016-10-26 | A kind of oil pump flow adjustment structure and compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106286225A true CN106286225A (en) | 2017-01-04 |
| CN106286225B CN106286225B (en) | 2018-06-22 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610948646.1A Active CN106286225B (en) | 2016-10-26 | 2016-10-26 | A kind of oil pump flow adjustment structure and compressor |
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| CN (1) | CN106286225B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106837745A (en) * | 2017-02-17 | 2017-06-13 | 安徽美芝制冷设备有限公司 | Compressor |
| CN113202729A (en) * | 2021-05-17 | 2021-08-03 | 珠海格力节能环保制冷技术研究中心有限公司 | Oil pumping device, compressor and electric appliance |
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|---|---|---|---|---|
| JP2000314380A (en) * | 1999-05-06 | 2000-11-14 | Hitachi Ltd | Hermetically sealed electrically driven compressor |
| KR20020088639A (en) * | 2001-05-18 | 2002-11-29 | 주식회사 엘지이아이 | Oil Pumping apparatus for hermetic compressor |
| CN1455092A (en) * | 2002-04-29 | 2003-11-12 | 乐金电子(天津)电器有限公司 | Oil pumping apparatus of closed compressor |
| CN206129540U (en) * | 2016-10-26 | 2017-04-26 | 黄石东贝电器股份有限公司 | Oil pump flow control structure and compressor |
-
2016
- 2016-10-26 CN CN201610948646.1A patent/CN106286225B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000314380A (en) * | 1999-05-06 | 2000-11-14 | Hitachi Ltd | Hermetically sealed electrically driven compressor |
| KR20020088639A (en) * | 2001-05-18 | 2002-11-29 | 주식회사 엘지이아이 | Oil Pumping apparatus for hermetic compressor |
| CN1455092A (en) * | 2002-04-29 | 2003-11-12 | 乐金电子(天津)电器有限公司 | Oil pumping apparatus of closed compressor |
| CN206129540U (en) * | 2016-10-26 | 2017-04-26 | 黄石东贝电器股份有限公司 | Oil pump flow control structure and compressor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106837745A (en) * | 2017-02-17 | 2017-06-13 | 安徽美芝制冷设备有限公司 | Compressor |
| CN106837745B (en) * | 2017-02-17 | 2019-12-20 | 安徽美芝制冷设备有限公司 | Compressor with a compressor housing having a plurality of compressor blades |
| CN113202729A (en) * | 2021-05-17 | 2021-08-03 | 珠海格力节能环保制冷技术研究中心有限公司 | Oil pumping device, compressor and electric appliance |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106286225B (en) | 2018-06-22 |
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Effective date of registration: 20210621 Address after: No.6, East Jinshan Avenue, Huangshi economic and Technological Development Zone, Huangshi City, Hubei Province Patentee after: Huangshi Dongbei Compressor Co.,Ltd. Address before: No.6, East Jinshan Avenue, Huangshi economic and Technological Development Zone, Huangshi City, Hubei Province 435100 Patentee before: Huangshi Dongbei Electrical Appliance Co.,Ltd. |
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