CN208749548U - Pump assembly, compressor and air conditioner - Google Patents

Abstract

The utility model provides a kind of pump assembly, compressor and air conditioner.Pump assembly includes that gas cylinder assembly is connected with first flange and second flange respectively, and cylinder assembly is between first flange and second flange；Shaft, shaft are successively arranged in first flange, cylinder assembly and second flange, and sliding vane groove is offered in shaft；Slide plate, slide plate are set in sliding vane groove, and slide plate is matched with cylinder assembly to form working chamber in cylinder assembly；Wherein, the exhaust passage being connected with working chamber is offered in first flange, air balance portion is offered in second flange, when working chamber is in exhaust condition, air-flow in cylinder assembly forms one end that the power that torque is F is applied to the separate exhaust passage of slide plate at air balance portion, so that slide plate not run-off the straight during working chamber works.To avoid slide plate in this way there is a situation where toppling, to guarantee the reliability service of compressor, effectively reduces the vibration and noise of compressor.

Description

Pump assembly, compressor and air conditioner

Technical field

The utility model relates to air-conditioner device technical fields, in particular to a kind of pump assembly, compressor and sky Adjust device.

Background technique

In the prior art, compressor model machine is to guarantee that exhaust velocity is uniform, and exhaust outlet generally misplaces arrangement.Also, by In the influence of this body structure of the special shape and compressor of exhaust outlet, the stress of slide plate 50 ' can be caused centainly at the exhaust moment Influence, it is specific as shown in Figure 1, effect of the slide plate 50 ' by two power F1 and F2 of different directions, two active forces form one A rotating torque, slide plate can generate under the action of rotating torque to topple, so as to cause slide plate 50 ' and upper and lower end face of flange and The shock of cylinder reduces the service life of slide plate 50 ', reduces the use reliability of compressor.

Utility model content

The main purpose of the utility model is to provide a kind of pump assembly, compressor and air conditioners, to solve existing skill The low problem of art compressor reliability.

To achieve the goals above, one aspect according to the present utility model provides a kind of pump assembly, comprising: the One flange；Second flange；Cylinder assembly, cylinder assembly are connected with first flange and second flange respectively, and cylinder assembly is located at Between first flange and second flange；Shaft, shaft are successively arranged in first flange, cylinder assembly and second flange, shaft On offer sliding vane groove；Slide plate, slide plate are set in sliding vane groove, and slide plate is matched with cylinder assembly to be formed in cylinder assembly Working chamber；Wherein, the exhaust passage being connected with working chamber is offered in first flange, offers air balance in second flange Portion, when working chamber is in exhaust condition, the air-flow in cylinder assembly forms the power that torque is F at air balance portion and is applied to One end of the separate exhaust passage of slide plate, so that slide plate not run-off the straight during working chamber works.

Further, air balance portion is offered at the position opposite with exhaust passage of second flange.

Further, air balance portion is groove, and groove is opened in the surface towards exhaust passage side of second flange On.

Further, projection of the exhaust passage in second flange coincides with groove.

Further, air balance portion is exhaust hole, is opened in second flange to exhaust hole perforation, exhaust hole It is oppositely disposed with exhaust passage.

Further, the molded line of cross section of molded line and exhaust passage of the cross section of exhaust hole is identical.

Further, annular protrusion is provided on the outer peripheral surface of the shaft of part, annular protrusion is located at cylinder assembly Interior, sliding vane groove is opened on annular protrusion, and sliding vane groove is extended along the radial direction of annular protrusion.

Further, sliding vane groove is multiple, and for multiple sliding vane grooves along the arranged circumferentially spaced of annular protrusion, slide plate is more A, multiple slide plates are arranged correspondingly with multiple sliding vane grooves, and the inside of cylinder assembly is separated into multiple independences by multiple slide plates Working chamber.

Further, cylinder assembly includes: cylinder；Rolling member, rolling member are set in cylinder and are sheathed in shaft, sliding Film trap is matched with the inner wall of rolling member, will be separated into working chamber between the inner wall and shaft of rolling member；Bearing holder (housing, cover), axis Bearing sleeve is sheathed on rolling member, and at least part of bearing holder (housing, cover) is located between the inner wall of cylinder and the outer peripheral surface of rolling member, is rolled Rolling element is provided between part and bearing holder (housing, cover).

Further, the cross section of exhaust passage assumes diamond in shape.

Another aspect according to the present utility model, provides a kind of compressor, including pump assembly, and pump assembly is above-mentioned Pump assembly.

Another aspect according to the present utility model, provides a kind of air conditioner, including pump assembly, and pump assembly is above-mentioned Pump assembly.

Using the technical solution of the utility model, due to including suction chamber and compression chamber in working chamber, wherein working chamber exists During being exhausted, a part of high pressure gas can be retained at exhaust passage, when slide plate is by inswept exhaust passage, exhaust is logical The high pressure gas stored at road can be connected with the suction chamber of working chamber, this portion gas is higher than pressure of inspiration(Pi), work due to pressure Make intracavitary the phenomenon that just will appear expansion, the airflow direction in working chamber is directed toward suction chamber, causes slide plate suction side at this time Suffered resultant force also will point to one end of the separate exhaust passage of slide plate, and slide plate just will receive one under the action of the two resultant forces A rotating torque, slide plate can generate overturning under the action of this torque, and then can encounter the finishing of first flange, second flange Work face, and generate shock.Since this shock changes the stress condition of slide plate, also results in slide plate and hit cylinder, to produce Raw negative vibration of compressor and noise.By the way that exhaust passage is arranged in first flange, it is flat that air-flow is set in second flange Weighing apparatus portion can generate rotating torque opposite at an exhaust passage with first flange at air balance portion to balance the first method Orchid is vented generated torque, so that and after the rotating torque of slide plate is balanced, the stress of slide plate will be in equilibrium state, So as to avoid slide plate there is a situation where toppling, to guarantee the reliability service of compressor, the vibration of compressor is effectively reduced And noise.

Detailed description of the invention

The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model. In the accompanying drawings:

Fig. 1 show in the prior art slide plate in exhaust process by the stress diagram of power；

Fig. 2 shows the configuration schematic diagrams of the embodiment of pump assembly according to the present utility model；

Fig. 3 shows the slide plate of pump assembly according to the present utility model in exhaust process by the schematic diagram of power；

Fig. 4 shows the structural schematic diagram at the first visual angle of the first embodiment of pump assembly according to the present utility model；

Fig. 5 show A-A in Fig. 4 to schematic cross-sectional view；

Fig. 6 show B-B in Fig. 4 to schematic cross-sectional view；

Fig. 7 shows the structural schematic diagram at the second visual angle of the second embodiment of pump assembly according to the present utility model；

Fig. 8 show C-C in Fig. 7 to schematic cross-sectional view；

Fig. 9 shows the structural schematic diagram of the embodiment of the second flange of pump assembly according to the present utility model.

Wherein, the above drawings include the following reference numerals:

10, first flange；11, exhaust passage；

20, second flange；21, groove；

30, cylinder assembly；31, cylinder；32, rolling member；33, bearing holder (housing, cover)；34, rolling element；

40, shaft；41, sliding vane groove；42, annular protrusion；

50, slide plate；

61, baffle；62, valve block；63, cover board；64, oil pump.

Specific embodiment

It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.

It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.

It should be noted that term " first ", " second " etc. in the description and claims of this application and attached drawing It is to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that the art used in this way Language is interchangeable under appropriate circumstances, so that presently filed embodiment described herein for example can be in addition to illustrating herein Or the sequence other than those of description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that Cover it is non-exclusive include, for example, containing the process, method, system, product or equipment of a series of steps or units need not limit In step or unit those of is clearly listed, but may include be not clearly listed or for these process, methods, produce The other step or units of product or equipment inherently.

For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ", " ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction " Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and " in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and And respective explanations are made to the opposite description in space used herein above.

Now, the illustrative embodiments according to the application are more fully described with reference to the accompanying drawings.However, these are exemplary Embodiment can be implemented by many different forms, and should not be construed to be limited solely to embodiment party set forth herein Formula.It should be understood that it is thoroughly and complete to these embodiments are provided so that disclosure herein, and these are shown The design of example property embodiment is fully conveyed to those of ordinary skill in the art, in the accompanying drawings, for the sake of clarity, it is possible to expand The big thickness of layer and region, and make that identical device is presented with like reference characters, thus omission retouches them It states.

In conjunction with shown in Fig. 2 to Fig. 9, embodiment according to the present utility model provides a kind of pump assembly.

Specifically, pump assembly includes first flange 10, second flange 20, cylinder assembly 30, shaft 40 and slide plate 50.Gas Cylinder component 30 is connected with first flange 10 and second flange 20 respectively.Cylinder assembly 30 is located at first flange 10 and second flange Between 20.Shaft 40 is successively arranged in first flange 10, cylinder assembly 30 and second flange 20.Slide plate is offered in shaft 40 Slot 41.Slide plate 50 is set in sliding vane groove 41.Slide plate 50 is matched with cylinder assembly 30 to form work in cylinder assembly 30 Chamber.Wherein, the exhaust passage 11 being connected with working chamber is offered in first flange 10, and it is flat that air-flow is offered in second flange 20 Weighing apparatus portion.When working chamber is in exhaust condition, the air-flow in cylinder assembly 30 forms the power that torque is F at air balance portion and applies It is added on one end of the separate exhaust passage 11 of slide plate 50, so that not run-off the straight during working chamber works of slide plate 50.

In this embodiment, due to including suction chamber and compression chamber in working chamber, wherein process is being exhausted in working chamber In, a part of high pressure gas can be retained at exhaust passage, when slide plate is by inswept exhaust passage, the height of storage at exhaust passage Cognition of calming the anger is connected with the suction chamber of working chamber, this portion gas will go out in working chamber since pressure is higher than pressure of inspiration(Pi) The phenomenon that now crossing expansion, the airflow direction in working chamber are directed toward suction chamber, cause resultant force suffered by slide plate suction side at this time The one end that will point to the separate exhaust passage of slide plate, slide plate just will receive a rotating torque under the action of the two resultant forces, Slide plate can generate overturning under the action of this torque, and then can encounter the polished surface of first flange, second flange, and generate It hits.Since this shock changes the stress condition of slide plate, also results in slide plate and hit cylinder, to generate negative compression Machine vibration and noise.By the way that exhaust passage is arranged in first flange, air balance portion is set in second flange, it is flat in air-flow A rotating torque opposite at the exhaust passage of first flange can be generated at weighing apparatus portion to balance produced by first flange exhaust Torque, so that after the rotating torque of slide plate is balanced, the stress of slide plate will be in equilibrium state, so as to avoid cunning Piece is there is a situation where toppling, to guarantee the reliability service of compressor, effectively reduces the vibration and noise of compressor.

Wherein, air balance portion is offered at the position opposite with exhaust passage 11 of second flange 20.Energy is set in this way Enough further increase the stability and reliability of compressor.

Preferably, air balance portion is groove 21, groove 21 be opened in second flange 20 towards 11 side of exhaust passage Surface on.Setting enables to working chamber in exhaust process in this way, and the air-flow in working chamber can be generated at groove 21 and be applied Add the torque with slide plate, so that slide plate is in equilbrium position not run-off the straight always.Wherein, working chamber includes compression chamber and air-breathing Chamber.Working chamber carries out compression operation while carrying out air-breathing.First flange can be upper flange, and second flange can be laxative remedy It is blue.Certainly, first flange is also possible to lower flange, and second flange is also possible to upper flange.

In order to enable the torque generated at groove 21 and the torque generated at exhaust passage just to balance out, Projection of the exhaust passage 11 in second flange 20 is arranged to coincide with groove 21.It is worth noting that, " weight herein Close " refer to that the projection of shape of exhaust passage 11 and the shape of groove, size are identical.

Further, air balance portion is exhaust hole, is opened in second flange 20 to exhaust hole perforation, exhaust is logical Hole is oppositely disposed with exhaust passage 11.Setting can equally be played the role of balancing slide plate in this way.Further, exhaust hole Cross section molded line it is identical as the molded line of the cross section of exhaust passage.

Wherein, annular protrusion 42 is provided on the outer peripheral surface of the shaft 40 of part, annular protrusion 42 is located at air cylinder group In part 30, sliding vane groove 41 is opened on annular protrusion 42, and sliding vane groove 41 is set along the radial direction extension of annular protrusion 42 It sets.Sliding vane groove 41 be it is multiple, multiple sliding vane grooves 41 along the arranged circumferentially spaced of annular protrusion 42, slide plate 50 be it is multiple, it is more A slide plate 50 is arranged correspondingly with multiple sliding vane grooves 41, and the inside of cylinder assembly 30 is separated into multiple only by multiple slide plates 50 Vertical working chamber.The performance that can be improved compressor is set in this way.

Further, cylinder assembly 30 includes cylinder 31, rolling member 32 and bearing holder (housing, cover) 33.Rolling member 32 is set to cylinder 31 Interior and be sheathed in shaft 40, sliding vane groove 41 is matched with the inner wall of rolling member 32, by the inner wall of rolling member 32 with turn Working chamber is separated between axis 40.Bearing holder (housing, cover) 33 is sheathed on rolling member 32, and at least part of bearing holder (housing, cover) 33 is located at cylinder 31 Between inner wall and the outer peripheral surface of rolling member 32, rolling element 34 is provided between rolling member 32 and bearing holder (housing, cover) 33.

Above-described embodiment can be also used for compressor apparatus technical field, i.e., another aspect according to the present utility model mentions A kind of compressor is supplied.The compressor includes pump assembly, and pump assembly is the pump assembly of above-described embodiment.

Above-described embodiment can be also used for air-conditioner device technical field, i.e., another aspect according to the present utility model mentions A kind of air conditioner, including pump assembly are supplied, pump assembly is the pump assembly of above-described embodiment.

Specifically, air balance portion is set on the opposite lower flange of exhaust passage, upper flange exhaust ports can be balanced Pressure oscillation, reduce disturbance of the pressure to slide plate, to weaken shock of the slide plate to upper and lower end face of flange and bearing.Effectively The vibration and noise that ground improves slide vane compressor is horizontal.In the present embodiment, the molded line of the cross section of exhaust hole and exhaust The molded line of the cross section in channel 11 is identical, wherein the length-width ratio of exhaust passage 11 is less than or equal to 4.Preferably, exhaust passage 11 Cross section is diamond structure.

When compressor operation, shaft is rotated with driven by the motor, and slide plate is under the influence of centrifugal force from sliding vane groove It stretches out, and the inner wall face contact with the inner ring of rolling member.With the even running of compressor, slide plate starts to do in sliding vane groove past Multiple movement, the head of slide plate and inner wall face contact, and inner ring is driven to be rotated.Wherein, slide plate is 3,3 slide plates and rolling Entire moon teeth cavity is divided into 3 independent chambers by the inner ring of part, this 3 chambers periodically expand, reduce, to realize compression The air-breathing of machine, exhaust.In compressor motion process, slide plate and sliding vane groove form a closed space, referred to as slide plate back pressure Chamber, the slide plate back pressure cavity also there are three, and with the operating of compressor, back pressure cavity is periodically amplified and is reduced.In the pump housing Component lower part is immersed in compression motor spindle oil sump equipped with pump oil, and shaft rotation drives oil pump rotation, and oil pump is a kind of positive displacement pump, The effect of oil pump also provides the oil with certain pressure other than the secondary offer lubricating oil that respectively rubs to the pump housing for slide plate back pressure cavity Pressure.

As shown in Figures 4 to 6, be compressor air-discharging when slide plate position, at this time compressor be in exhaust, exhaust ports gas For pressure at expulsion Pd.The direction of air-flow is that have cylinder interior to be directed toward outside flange at this time, and airflow direction is vented to slide plate top.By It is larger in the speed of exhaust ports air-flow, so the pressure of exhaust outlet is lower, and slide plate lower part according to dynamic and static energy transfer principle Pressure be high pressure, the resultant direction that is subject to of slide plate exhaust side is upward.

As shown in Figure 7 and Figure 8, be slide plate position after compressor air-discharging, at this time slide plate will inswept exhaust passage row Port, because exhaust ports can retain a part of high pressure gas after compression exhaust, but when slide plate will sweep institute's exhaust outlet, row The high pressure gas stored at port is also connected to suction chamber, this portion gas is higher than greatly pressure of inspiration(Pi) by reason of heavy pressure, will be gone out The phenomenon that now crossing expansion, airflow direction are directed toward suction chamber, and resultant force suffered by slide plate suction side also will point to slide plate lower part, stress Schematic diagram is as shown in Figure 1.In this way, slide plate just will receive a rotating torque under the action of the two resultant forces (F1, F2), at this Slide plate can generate overturning under the action of a torque, and then encounter upper and lower flange polished surface, generate shock.Due to this shock The stress for changing slide plate also results in slide plate and hits cylinder, to generate negative vibration of compressor and noise.

As shown in figure 9, opening up a groove on lower flange, position and the upper flange of this groove are arranged symmetrically, but are not got through, A rotating torque opposite with upper flange exhaust outlet can be generated according to the relationship analysis of stress to balance upper flange exhaust and be produced Raw torque.So after the rotating torque of slide plate is balanced, the stress of slide plate will be more balanced, so as to avoid slide plate Topple, to guarantee the reliability service of compressor, reduce the vibration and noise of compressor.

It wherein, further include baffle 61, valve block 62, cover board 63 in pump assembly.Wherein, oil pump 64 is connected with cover board 63.

Than that described above, it is also necessary to which explanation is " one embodiment " spoken of in the present specification, " another implementation Example ", " embodiment " etc. refer to that specific features, structure or the feature of embodiment description is combined to be included in the application summary Property description at least one embodiment in.It is not centainly to refer to the same reality that statement of the same race, which occur, in multiple places in the description Apply example.Furthermore, it is understood that is advocated is knot when describing a specific features, structure or feature in conjunction with any embodiment Other embodiments are closed to realize that this feature, structure or feature are also fallen in the scope of the utility model.

In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, there is no the portion being described in detail in some embodiment Point, reference can be made to the related descriptions of other embodiments.

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (12)

1. a kind of pump assembly characterized by comprising

First flange (10)；

Second flange (20)；

Cylinder assembly (30), the cylinder assembly (30) are connected with the first flange (10) and the second flange (20) respectively It connects, the cylinder assembly (30) is between the first flange (10) and second flange (20)；

Shaft (40), the shaft (40) are successively arranged in the first flange (10), the cylinder assembly (30) and described In two flanges (20), sliding vane groove (41) are offered on the shaft (40)；

Slide plate (50), the slide plate (50) are set in the sliding vane groove (41), the slide plate (50) and the cylinder assembly (30) it matches to form working chamber in the cylinder assembly (30)；

Wherein, the exhaust passage (11) being connected with the working chamber, second method are offered on the first flange (10) Air balance portion is offered on blue (20), the air-flow when the working chamber is in exhaust condition, in the cylinder assembly (30) One far from the exhaust passage (11) that the power that torque is F is applied to the slide plate (50) is formed at the air balance portion End, so that the slide plate (50) not run-off the straight during the working chamber works.

2. pump assembly according to claim 1, which is characterized in that the second flange (20) with the exhaust passage (11) the air balance portion is offered at opposite position.

3. pump assembly according to claim 1 or 2, which is characterized in that the air balance portion is groove (21), described Groove (21) is opened on the surface towards the exhaust passage (11) side of the second flange (20).

4. pump assembly according to claim 3, which is characterized in that the exhaust passage (11) is in the second flange (20) projection on coincides with the groove (21).

5. pump assembly according to claim 1 or 2, which is characterized in that the air balance portion is exhaust hole, described It is opened on the second flange (20) to exhaust hole perforation, the exhaust hole is relatively set with the exhaust passage (11) It sets.

6. pump assembly according to claim 5, which is characterized in that the molded line of the cross section of the exhaust hole with it is described The molded line of the cross section of exhaust passage (11) is identical.

7. pump assembly according to claim 1, which is characterized in that be arranged on the outer peripheral surface of the shaft (40) of part Have annular protrusion (42), the annular protrusion (42) is located in the cylinder assembly (30), and the sliding vane groove (41) opens up In on the annular protrusion (42), the sliding vane groove (41) is extended along the radial direction of the annular protrusion (42).

8. pump assembly according to claim 7, which is characterized in that the sliding vane groove (41) is multiple, multiple cunnings Film trap (41) is arranged circumferentially spaced along the annular protrusion (42), and the slide plate (50) is multiple, multiple slide plates (50) it is arranged correspondingly with multiple sliding vane grooves (41), multiple slide plates (50) are by the interior of the cylinder assembly (30) Part is divided into multiple independent working chambers.

9. pump assembly according to claim 8, which is characterized in that the cylinder assembly (30) includes:

Cylinder (31)；

Rolling member (32), the rolling member (32) is set in the cylinder (31) and is sheathed on the shaft (40), described Sliding vane groove (41) is matched with the inner wall of the rolling member (32), by the inner wall of the rolling member (32) and the shaft (40) working chamber is separated between；

Bearing holder (housing, cover) (33), the bearing holder (housing, cover) (33) are sheathed on the rolling member (32), at least part of bearing holder (housing, cover) (33) Between the inner wall of the cylinder (31) and the outer peripheral surface of the rolling member (32), the rolling member (32) and the bearing Rolling element (34) are provided between set (33).

10. pump assembly according to claim 1, which is characterized in that the cross section of the exhaust passage (11) assumes diamond in shape.

11. a kind of compressor, including pump assembly, which is characterized in that the pump assembly is any one of claims 1 to 10 The pump assembly.

12. a kind of air conditioner, including pump assembly, which is characterized in that the pump assembly is any one of claims 1 to 10 The pump assembly.