CN207111438U - Oil-control component, pump and rotary compressor - Google Patents
Oil-control component, pump and rotary compressor Download PDFInfo
- Publication number
- CN207111438U CN207111438U CN201721052541.4U CN201721052541U CN207111438U CN 207111438 U CN207111438 U CN 207111438U CN 201721052541 U CN201721052541 U CN 201721052541U CN 207111438 U CN207111438 U CN 207111438U
- Authority
- CN
- China
- Prior art keywords
- oil
- axial
- control component
- pushing piece
- center
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Abstract
Compressor field is the utility model is related to, discloses a kind of oil-control component, pump and rotary compressor, the oil-control component (8) includes：Axial elasticity part, axial pushing piece (82) and the hydraulic fluid port counterpart (81) being sequentially connected, wherein, one end of the axial elasticity part is fixed on the top of the center sucker (64)；The axial pushing piece (82) can form different motive forces with the change of the rotary speed of the bent axle and oppress the axial elasticity part and be moved in the center sucker (64)；The outer peripheral face of the hydraulic fluid port counterpart (81) and the inner peripheral surface of the bottom of the center sucker (64) form oily passage, the radial contour of the outer peripheral face becomes big vertically from the axial pushing piece (82), and change the fuel delivery of the oily passage when the hydraulic fluid port counterpart (81) is with axial pushing piece (82) movement, so as to improve the reliability of rotary compressor and performance.
Description
Technical field
Compressor field is the utility model is related to, more particularly to oil-control component, pump and rotary compressor.
Background technology
In rotary compressor, reciprocating motion of the motor without the rotary motion of rotor to be converted to piston, but directly
Tape splicing moves rotary-piston and rotated to complete the compression to refrigerant vapour, thus rotary compressor is especially suitable for small
Type air conditioner, the application particularly on domestic air conditioner are more extensive.
Meanwhile with the prevalence of convertible frequency air-conditioner, the demand of frequency-changeable compressor is increasing, existing frequency-changeable compressor technology
In, because the size of crankshaft center oil-sucking hole and outage immobilizes, so that in the compressor slow-speed of revolution, easily because of fuel feeding
Deficiency and cause compressor lubrication bad, and in the high rotating speed of compressor, with because of over feeding compressor air-discharging being caused to contain
Oil cut rate increases, and compressor performance reduces.
Utility model content
The problem of the purpose of this utility model is to overcome fuel delivery existing for prior art not adjust, there is provided a kind of
Oil-control component, the oil-control component can adjust fuel delivery with speed of crankshaft, improve the reliability and performance of rotary compressor.
To achieve these goals, on the one hand the utility model provides a kind of oil-control component, and the oil-control component can be installed
In the center sucker of bent axle, the oil-control component includes：Axial elasticity part, axial pushing piece and the hydraulic fluid port being sequentially connected coordinate
Part, wherein, one end of the axial elasticity part is fixed on the top of the center sucker, and the other end is fixed with the axially push
Part；The axial pushing piece can form different motive forces with the change of the rotary speed of the bent axle and oppress the axial bullet
Property part and moved in the center sucker；The outer peripheral face of the hydraulic fluid port counterpart and the inner peripheral surface of the bottom of the center sucker
Oily passage is formed, the hydraulic fluid port counterpart is fixed on the axial pushing piece, and the radial contour of the outer peripheral face is from the axial direction
Pushing piece becomes big vertically, and makes the fuel feeding of the oily passage when the hydraulic fluid port counterpart is with the axial pushing piece movement
Amount change.
Preferably, the axial deformation part includes the stop end pieces being fixed in the center sucker, and is connected to institute
State the elastic component on stop end pieces.
Preferably, the stop end pieces are the cylinder with the first central through hole, the outer peripheral face of the cylinder and institute
State the inner peripheral surface interference fit of center sucker；The elastic component is compression spring, and the compression spring gap coordinates at the center
In sucker.
Preferably, the axial pushing piece is vertically in the shape of a spiral or spiral torsional is curved.
Preferably, the hydraulic fluid port counterpart is the cone with the second central through hole, and the maximum gauge of the cone is small
In the aperture of the center sucker.
The utility model second aspect provides a kind of pump, including bent axle, and basis is provided with the center sucker of the bent axle
Oil-control component in above-mentioned technical proposal described in any one.
Preferably, the bent axle includes countershaft portion, eccentric axial portion, main shaft part, axially through the countershaft portion, eccentric shaft
Portion, main shaft part a part the center sucker, axially through the main shaft part other parts through hole and along footpath
To the outage of insertion, the outage connects with the center sucker.
Preferably, the outage is multiple, including at least positioned at the lateral outage of countershaft of countershaft portion side and position
The lateral outage of main shaft in the main shaft part side.
Preferably, the axial pushing piece has the first extreme position and the second extreme position, first extreme position
The distance between second extreme position is less than the axial length of the hydraulic fluid port counterpart.
The utility model third aspect provides a kind of rotary compressor, is provided with the rotary compressor according to upper
The oil-control component described in any one in technical scheme is stated, or is provided with according to any one in above-mentioned technical proposal
Pump.
Pass through above-mentioned technical proposal, the oil-control component is set by the center sucker in bent axle, axial pushing piece can
Moved with the change motive force compressing axial elasticity part of the rotary speed of the bent axle in the sucker of center, so as to drive oil
Mouthful counterpart and makes the fuel delivery of oily passage change, can either ensure slow-speed of revolution formula with respect to the bottom displacement of center sucker
The reliability that there is enough fuel deliveries, improve rotary compressor of compressor during rotation, additionally it is possible to avoid revolving during high rotating speed
It is too high to be also easy to produce exhaust containing ratio for compressor displacement when turning.
Brief description of the drawings
Fig. 1 is the internal structure schematic diagram of rotary compressor described in the utility model.
Fig. 2 is the structural representation of bent axle 6 described in the utility model.
Fig. 3 is the structural representation of oil-control component 8 described in the utility model.
Fig. 4 be when bent axle 6 at the low rotational speed when oil-control component 8 described in the utility model position view.
Fig. 5 is the position view of the oil-control component 8 described in the utility model when bent axle 6 is under amount rotating speed.
Fig. 6 be when bent axle 6 at high speed when oil-control component 8 described in the utility model position view.
Description of reference numerals
Housing in 1 reservoir 2
The motor stator of 3 upper shell 4
The bent axle of 5 rotor 6
The lateral outage of the main shaft of 61 through hole 62
The lateral center sucker of outage 64 of 63 countershafts
The eccentric axial portion of 65 main shaft part 66
67 countershaft portions
The oil-control component of 7 lower house 8
81 hydraulic fluid port counterpart, 82 axial pushing piece
The stop end pieces of 83 elastic component 84
The central through hole of 85 first central through hole 86 second
Embodiment
In the utility model, the noun of locality that uses as " upper and lower, left and right " typically refer to shown in refer to the attached drawing it is upper,
Under, it is left and right；" inside and outside " refers to the inside and outside of the profile relative to each part in itself.In addition, term " first ", " second " are only used
In description purpose, and it is not intended that instruction or hint relative importance or the implicit number for indicating indicated technical characteristic
Amount.Thus, " first " is defined, at least one this feature can be expressed or be implicitly included to the feature of " second ".In this reality
With in new description, " multiple " are meant that at least two, such as two, three etc., unless otherwise specifically defined.
The utility model provides a kind of oil-control component, and the oil-control component 8 can be arranged in the center sucker 64 of bent axle 6,
The oil-control component 8 includes：Axial elasticity part, axial pushing piece 82 and the hydraulic fluid port counterpart 81 being sequentially connected, wherein, the axial direction
One end of elastic component is fixed on the top of the center sucker 64, and the other end is fixed with axial pushing piece 82；Axial pushing piece 82
Different motive force compressing axial elasticity parts can be formed with the change of the rotary speed of bent axle and are moved in center sucker 64；
The outer peripheral face of the hydraulic fluid port counterpart 81 and the inner peripheral surface of the bottom of center sucker 64 form oily passage, and the hydraulic fluid port counterpart 81 is solid
It is scheduled on axial pushing piece 82, the radial contour of the outer peripheral face becomes greatly, and in hydraulic fluid port counterpart vertically from axial pushing piece 82
81 when axial pushing piece 82 moves with changing the fuel delivery of the oily passage.
By the axial elasticity part being fixed in bent axle 6, axial pushing piece is rotated with crankshaft-synchronous, when speed of crankshaft compared with
Gao Shi, flows through that the flow velocity of the refrigeration oil of axial pushing piece etc. is very fast, can form larger lifting force, oppress axial elasticity upwards
Part deforms, and hydraulic fluid port counterpart 81 is in higher position.As shown in figure 4, when rotating speed is relatively low, the radial direction on the outer peripheral face top
Profile forms the larger oily passage of circulation area compared with pin part and the inner surface of center sucker 64 so that oil supply amount increase, really
The fuel delivery of compressor when protecting the rotation of slow-speed of revolution formula, improve the reliability of rotary compressor.When rotating speed is amount rotating speed, such as
Shown in Fig. 5.As shown in fig. 6, when rotating speed is higher, radial contour major part and the center sucker 64 of the outer peripheral face bottom
Inner surface forms the less oily passage of circulation area so that oil supply amount is reduced, so as to limit the oil mass of the oil pump supply pump housing, drop
Exhaust oil content under the low high rotating speed of rotary compressor.
The axial deformation part can by prior art it is various in a manner of be fixed to bent axle 6 center sucker 64 in, such as
Bond, weld etc..Axial deformation part is the various parts that can stretch or shorten under the conditions of external force in the prior art, such as bullet
Spring.As a kind of simple alternative way, the axial deformation part is spring, and one end of the spring is bonded in center sucker
On, the other end is bonded on axial pushing piece.
Preferably axially deformable member includes the stop end pieces 84 being fixed in the center sucker 64 to the utility model, and even
The elastic component 83 being connected on the stop end pieces 84.By setting braking end pieces 84 more easily to fix axially change
Shape part, more reliably ensure that the rotation axis of the overall rotation axis and bent axle 6 of oil-control component is consistent.
Specifically, stop end pieces 84 are the cylinder with the first central through hole 85, the outer peripheral face of the cylinder and institute
State the inner peripheral surface interference fit of center sucker 64；The elastic component 83 is compression spring, and the compression spring gap coordinates described
In center sucker 64.First central through hole 85 connects with the through hole 61 of bent axle, to balance pressure.In addition, first center
Through hole 85 it is coaxial with through hole 61, and diameter is less than the diameter of through hole 61, so that the mixed gas of institute can in refrigeration oil
Discharge in time.Stop end pieces 84 are fixed to center sucker by way of interference fit, preferably in stop end pieces 84
One end be provided with guide lug so that the installation of oil-control component 8 is more easy to carry out.Further, since elastic component 83 uses compression spring, energy
Enough stably axial deformations when by responsive to axial force, and be not easy to produce the amount of deflection for deviateing axial direction.
Additionally, it is preferred that compression spring is avoided to exist formed with gap between the external diameter of compression spring and the center sucker 64
Surface scratches the surface of center sucker 64 during deformation.It is larger even in speed of crankshaft in addition, shadow of the compression spring by centrifugal phenomenon
The displacement for generating and deviateing axial direction is rung, will not also contact the surface of center sucker 64.
Preferably axially pushing piece 82 is vertically in the shape of a spiral or spiral torsional is curved.As shown in figure 4, axial pushing piece 82 is
The curved blade of spiral torsional, the upper surface of axial pushing piece 82 are fixed on the elastic component 83, and lower surface is fixed with hydraulic fluid port and matched somebody with somebody
Conjunction portion 81.The surface of the curved blade of the spiral torsional forms conveying oil duct with the inner surface of center sucker 64, when bent axle rotates,
Oil transportation is forced to outage.In addition, the peripheral part of axial pushing piece 82 coordinates with center sucker gap, the gap, which coordinates, to be had
Gap be less than the gap that is formed between the external diameter of compression spring and center sucker 64, so as to which regulation compression spring can produce
The displacement of raw deviation axial direction, it is consistent reliably to ensure that oil-control component 6 can ensure with the rotation of bent axle 6.
Specifically, hydraulic fluid port counterpart 81 is the cone with the second central through hole 86, and the maximum gauge of the cone is small
In the aperture of the center sucker 64, so as to reliably ensure that oily passage is in connected state all the time, hydraulic fluid port is avoided to coordinate
Part 81 is contacted with the inner surface of center sucker 64 and bonded.
The utility model provides a kind of pump, including bent axle 6, is provided with the center sucker 64 of the bent axle 6 according to above-mentioned skill
Oil-control component 8 in art scheme described in any one.Pump includes lower bearing, cylinder, piston, slide plate, upper bearing (metal) and bent axle etc..Its
Middle bent axle is as the transmission device in compressor, for the power for the transmission in the form of moment of torsion for receiving to come from motor.
As shown in Fig. 2 bent axle 6 includes countershaft portion 67, eccentric axial portion 66, main shaft part 65, axially through countershaft portion 67, partially
Mandrel portion 66, main shaft part 65 a part center sucker 64, axially through main shaft part 65 other parts through hole 61
The outage radially penetrated, the outage connect with center sucker 64.
As a kind of preferred embodiment, the outage is multiple, including at least positioned at the countershaft side of the side of countershaft portion 67
The lateral outage 62 of main shaft to outage 63 and positioned at the side of main shaft part 65.The axial pushing piece 82 has the first extreme position
With the second extreme position, wherein when first extreme position is the maximum desired speed of compressor where axial direction pushing piece 82
Position, the second extreme position are the position of axial direction pushing piece 82 when rotating speed is zero, first extreme position and the second pole
The distance between extreme position can be adjusted by the rigidity of regulation elasticity part 83.In addition, rotating speed and fuel delivery on bent axle
Rate of change can be easily adjusted by adjusting the taper of circular conical surface.It is preferred that first extreme position and the second extreme position
The distance between be less than the hydraulic fluid port counterpart 81 axial length.
The utility model provides a kind of rotary compressor, is provided with the rotary compressor according to above-mentioned technical side
Oil-control component in case described in any one, or the pump described in any one is provided with above-mentioned technical proposal.Due in week
In center pore 64 in oil-control component 8 is installed, fuel delivery can change with compressor rotary speed, not only can reliably avoid
Because of the fuel delivery deficiency that rotating speed descent tape is come, the generation of pump housing insufficient lubrication is prevented, improves the reliability of rotary compressor, also
The fuel delivery of the pump housing can be avoided with the increase of compressor rotary speed and fuel delivery is excessive, containing ratio is vented when avoiding rotating speed too high
Improve, effectively improve compressor performance.
Specifically, it is specifically, described as shown in figure 1, rotary compressor includes motor, pump, housing and reservoir 1 etc.
Housing includes middle housing 2, upper shell 3 and lower house 7, and the motor includes motor stator 4 and rotor 5, wherein in pump
Bent axle is as the transmission device in compressor, for the power for the transmission in the form of moment of torsion for receiving to come from motor.Pass through energy
Enough adjustment of rotational speed fuel deliveries with rotary compressor, so as to improve the reliability of plasticator and performance.
Preferred embodiment of the present utility model, still, the utility model and unlimited is described in detail above in association with accompanying drawing
In this.In range of the technology design of the present utility model, a variety of simple variants can be carried out to the technical solution of the utility model.
It is combined in any suitable manner including each particular technique feature.In order to avoid unnecessary repetition, the utility model
Various combinations of possible ways are no longer separately illustrated.But these simple variants and combination should equally be considered as the utility model institute
Disclosure, belong to the scope of protection of the utility model.
Claims (10)
1. a kind of oil-control component, the oil-control component (8) can be arranged in the center sucker (64) of bent axle (6), it is characterised in that
The oil-control component (8) includes：Axial elasticity part, axial pushing piece (82) and the hydraulic fluid port counterpart (81) being sequentially connected, wherein,
One end of the axial elasticity part is fixed on the top of the center sucker (64), and the other end is fixed with the axially push
Part (82)；
The axial pushing piece (82) can be formed with the change of the rotary speed of the bent axle described in different motive force compressings
Axial elasticity part and moved in the center sucker (64)；
The outer peripheral face of the hydraulic fluid port counterpart (81) and the inner peripheral surface of the bottom of the center sucker (64) form oily passage, the oil
Mouthful counterpart (81) is fixed on the axial pushing piece (82), and the radial contour of the outer peripheral face is from the axial pushing piece
(82) become big vertically, and make the oily passage when the hydraulic fluid port counterpart (81) is with axial pushing piece (82) movement
Fuel delivery change.
2. oil-control component according to claim 1, it is characterised in that the axial deformation part includes being fixed on the center
Stop end pieces (84) in sucker (64), and the elastic component (83) being connected on the stop end pieces (84).
3. oil-control component according to claim 2, it is characterised in that the stop end pieces (84) are with the first center
The cylinder of through hole (85), the outer peripheral face of the cylinder and the inner peripheral surface of the center sucker (64) are interference fitted；The elasticity
Part (83) is compression spring, and the compression spring gap coordinates in the center sucker (64).
4. oil-control component according to claim 1, it is characterised in that the axial pushing piece (82) is vertically in the shape of a spiral
Or spiral torsional is curved.
5. oil-control component according to claim 1, it is characterised in that the hydraulic fluid port counterpart (81) is with the second center
The cone of through hole (86), the maximum gauge of the cone are less than the aperture of the center sucker (64).
6. a kind of pump, including bent axle (6), it is characterised in that be provided with the center sucker (64) of the bent axle (6) according to right
It is required that the oil-control component (8) in 1-5 described in any one.
7. pump according to claim 6, it is characterised in that the bent axle (6) includes countershaft portion (67), eccentric axial portion
(66), main shaft part (65), axially through the countershaft portion (67), eccentric axial portion (66), a part for main shaft part (65) institute
State center sucker (64), axially through the main shaft part (65) other parts through hole (61) and the row radially penetrated
Oilhole, the outage connect with the center sucker (64).
8. pump according to claim 7, it is characterised in that the outage is multiple, including at least positioned at the countershaft
The lateral outage of countershaft (63) of portion (67) side and the lateral outage of main shaft (62) positioned at the main shaft part (65) side.
9. according to the pump described in any one in claim 6-8, it is characterised in that the axial pushing piece (82) has first
The distance between extreme position and the second extreme position, first extreme position and the second extreme position are matched somebody with somebody less than the hydraulic fluid port
The axial length of component (81).
10. a kind of rotary compressor, it is characterised in that be provided with the rotary compressor according in claim 1-6
Oil-control component described in any one, or it is provided with the pump according to any one in claim 7-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721052541.4U CN207111438U (en) | 2017-08-22 | 2017-08-22 | Oil-control component, pump and rotary compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721052541.4U CN207111438U (en) | 2017-08-22 | 2017-08-22 | Oil-control component, pump and rotary compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207111438U true CN207111438U (en) | 2018-03-16 |
Family
ID=61570283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721052541.4U Withdrawn - After Issue CN207111438U (en) | 2017-08-22 | 2017-08-22 | Oil-control component, pump and rotary compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207111438U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387419A (en) * | 2017-08-22 | 2017-11-24 | 广东美芝制冷设备有限公司 | Oil-control component, pump and rotary compressor |
-
2017
- 2017-08-22 CN CN201721052541.4U patent/CN207111438U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387419A (en) * | 2017-08-22 | 2017-11-24 | 广东美芝制冷设备有限公司 | Oil-control component, pump and rotary compressor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104564682B (en) | Electrodynamic type compressor and the refrigerating plant with it | |
| CN201262164Y (en) | Air-intake vane apparatus | |
| JPH02196188A (en) | Rotary compressor | |
| CN205533224U (en) | Rotary compressor's pump body subassembly and have its rotary compressor | |
| CN204646671U (en) | Scroll compressor having a plurality of scroll members | |
| CN209724659U (en) | Rotary compressor | |
| CN207111438U (en) | Oil-control component, pump and rotary compressor | |
| CN106286226B (en) | The oil pump and frequency-changeable compressor of a kind of compressor | |
| CN202579103U (en) | Oil supply crankshaft and enclosing reciprocating type compressor using the same | |
| CN107387419A (en) | Oil-control component, pump and rotary compressor | |
| CN103423160B (en) | Variable pitch spiral compression machine head of spiral compression-expansiorefrigerator refrigerator | |
| CN205135998U (en) | Multi -cylinder rotary compressor and refrigerating system who has it | |
| CN203051043U (en) | Refrigerator compressor and lubricating oil supply device | |
| CN206555102U (en) | Totally-enclosed reciprocating-piston freezer compressor | |
| CN209012071U (en) | Oil guide piece, compressor and heat exchange equipment | |
| CN202326240U (en) | Closed type compressor and refrigeration circulating device | |
| CN108194356B (en) | Pump body and compressor | |
| CN206309554U (en) | The oil pump and frequency-changeable compressor of a kind of compressor | |
| CN208040660U (en) | Excentric sleeve, crankshaft group and compressor for compressor crank shaft | |
| CN207935090U (en) | A kind of bent axle roller structure, compressor and air conditioner | |
| CN205937043U (en) | Compressor pump oil system | |
| CN206738125U (en) | The linkage and compressor of compressor | |
| CN219101593U (en) | Crankshaft oil guide assembly and compressor | |
| CN206290438U (en) | Scroll compressor with elastic cross coupling ring | |
| CN109253089A (en) | Oil guide piece, compressor and heat exchange equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180316 Effective date of abandoning: 20201222 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180316 Effective date of abandoning: 20201222 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |