CN205533247U - Rotary compressor - Google Patents

Abstract

The utility model discloses a rotary compressor, include: a housing. Bent axle, bent axle are established in the casing, have the central oilhole of following its axis direction and lining up on the bent axle, compressing assembly, compressing assembly are located the casing and the cover is established at the bent axle, oil storage cover, oil storage cover are established and inject the oil storage chamber jointly on compressing assembly's up ends and with compressing assembly's up end, and the upper end of bent axle is stretched into to the oil storage intracavity, central oilhole and oil storage chamber intercommunication, motor element, motor element establish in the casing and are located compressing assembly's below, baffle, baffle are established between compressing assembly and motor element, and the lower extreme of bent axle passes the baffle and is connected with motor element, bent axle fan, bent axle fan are located the oil storage intracavity and are connected with the upper end of bent axle. According to the utility model discloses a rotary compressor can reduce the friction loss of compressing assembly isotructure and improve compressing assembly's sealing performance, and then improves rotary compressor's performance and reliability.

Description

Rotary compressor

Technical field

This utility model relates to compressor field, specifically, especially relates to a kind of rotary compressor.

Background technology

Owing to carbon-hydrogen refrigerant has high flammable, carbon-hydrogen refrigerant is when air conditioning system, it is necessary to limit hydrocarbon air conditioner device system The cold-producing medium enclosed volume of system.Therefore, it is necessary to the amount of refrigerant being greatly reduced in compression case body, so that air-conditioning The cold-producing medium enclosed volume of device collecting system is also reduced.The general employing full low-pressure structure of housing makes carbon-hydrogen refrigerant reduce, In housing, complete its discharge chamber of low pressure rotary compressor is built in housing, its bigger volume make compressor whole height and Weight increases, and one of part forming discharge chamber supplementary bearing, it is difficult to owing to flange is higher, and assembling difficulty, Causing overall manufacturing difficulty to strengthen, volume production is difficult to realize.

Therefore can be preferable by the structure being configured with the low pressure chamber of larger space and the high pressure chest in less space inside compressor Reduce amount of refrigerant compressor within, it addition, reducing the oily enclosed volume within compressor is also inside minimizing compressor One of approach of amount of refrigerant.But, in the compressor with high-low pressure chamber, high-low pressure chamber is separated by demarcation strip, high Pressure portion on the compressor, chamber, low pressure chamber is in compressor bottom, and oil sump is bottom compressor in being arranged on low pressure chamber, by lubricating oil Supply bottom compressor to compressor top, under without differential pressure action, be only difficult to meet the requirement of fuel feeding by centrifugal fuel feeding, Thus seriously reduce the Performance And Reliability of compressor.

Utility model content

One of technical problem that this utility model is intended to solve in correlation technique the most to a certain extent.To this end, this practicality is new Type proposes a kind of rotary compressor, the advantage that described rotary compressor has simple in construction, reliability is high.

According to the rotary compressor of this utility model embodiment, including: housing；Bent axle, described bent axle is located at described housing In, described bent axle has along the through center oilhole of its axis direction；Compression assembly, described compression assembly is positioned at described shell Internal and be set on described bent axle；Oil storage cover, described oil storage cover is located on the upper surface of described compression assembly and with described The upper surface of compression assembly limits shoe cream room jointly, and the upper end of described bent axle stretches in described shoe cream room, described center oil Hole connects with described shoe cream room；Electric machine assembly, described electric machine assembly is located in described housing and is positioned under described compression assembly Side；Dividing plate, described dividing plate is located between described compression assembly and described electric machine assembly, the lower end of described bent axle through described every Plate is connected with described electric machine assembly；Bent axle fan, described bent axle fan is positioned at described shoe cream room and the upper end with described bent axle Connect.

According to the rotary compressor of this utility model embodiment, by connecting bent axle fan in the upper end of bent axle, can will revolve Bottom rotary compressor, the supply of the lubricating oil in oil sump is to the structure such as compression assembly on rotary compressor top, thus reduces pressure The isostructural frictional dissipation of contracting assembly and improve compression assembly sealing property, and then improve rotary compressor performance and Reliability.According to embodiments more of the present utility model, described bent axle fan includes: the first plate, and described first plate is with described Bent axle connects, and described first plate has installing hole, and described installing hole connects with described center oilhole；Second plate, described second Plate and described first plate interval are arranged；Blade, described blade is located between described first plate and described second plate；And be used for Connect described first plate and the connector of described second plate.

In embodiments more of the present utility model, the internal perisporium of described installing hole closely cooperates with the periphery wall of described bent axle.

Further, the upper surface of described first plate and/or the lower surface of described first plate are provided with the first boss, described installation Described first boss is run through in hole.

Alternatively, the lower surface of described first plate is provided with the second boss, and described installing hole runs through described second boss, described The periphery wall of the second boss closely cooperates with the internal perisporium of described center oilhole.

In embodiments more of the present utility model, on the axis direction of described installing hole, described first plate and described bent axle The a length of D, described D coordinated meets: 3≤D≤10mm.

In embodiments more of the present utility model, described connector is rivet or threaded fastener.

In embodiments more of the present utility model, described connector is snap component and includes: hook part, described hook part It is located in described first plate and described second plate；Draw-in groove, described draw-in groove is located at described first plate and described second plate In another on, described draw-in groove and being suitable to and described hook part clamping.

In embodiments more of the present utility model, the quantity of described blade is n, and described n meets: 3≤n≤18.

In embodiments more of the present utility model, the height of described blade is H, and described H meets: 1≤H≤10mm.

In embodiments more of the present utility model, on the horizontal plane of described bent axle fan, the rotation of described bent axle fan Turning center is a some O, and on described blade, the end points of one end of close described some O is A, away from the one of described some O on described blade The end points of end is B, and the angle between straight line OB and straight line AB is α, and described α meets: 0 °≤α≤45 °.

Additional aspect of the present utility model and advantage will part be given in the following description, and part will become from the following description Obtain substantially, or recognized by practice of the present utility model.

Accompanying drawing explanation

Fig. 1 is the structural representation of the rotary compressor according to this utility model embodiment；

Fig. 2 is the structural representation of an embodiment of the bent axle fan shown in Fig. 1, and wherein the first plate and the second plate pass through Rivet interlacement；

Fig. 3 is the structural representation of an embodiment of the bent axle fan shown in Fig. 1, and wherein the first plate and the second plate pass through Screw connects；

Fig. 4 is the structural representation of the second plate shown in Fig. 2 and Fig. 3；

Fig. 5 is the structural representation of the first plate shown in Fig. 2 and Fig. 3；

Fig. 6 is that the structural representation of another embodiment of the bent axle fan shown in Fig. 1, wherein the first plate and the second plate are logical Cross rivet interlacement；

Fig. 7 is that the structural representation of another embodiment of the bent axle fan shown in Fig. 1, wherein the first plate and the second plate are logical Cross screw to connect；

Fig. 8 is the structural representation of the first plate shown in Fig. 6 and Fig. 7；

Fig. 9 is the structural representation of the second plate shown in Fig. 6 and Fig. 7；

Figure 10 is the structural representation of the rivet shown in Fig. 2 and Fig. 6；

Figure 11 is the structural representation of the screw shown in Fig. 3 and Fig. 7；

Figure 12 is the part-structure schematic diagram of the rotary compressor according to this utility model embodiment one；

Figure 13 is the part-structure schematic diagram of the rotary compressor according to this utility model embodiment two；

Figure 14 is the part-structure schematic diagram of the rotary compressor according to this utility model embodiment three；

Figure 15 is the part-structure schematic diagram of the rotary compressor according to this utility model embodiment four；

Figure 16 is the blade angle schematic diagram of the bent axle fan according to this utility model embodiment.

Reference:

Rotary compressor 100,

Housing 1, suction nozzle 11, exhaustor 12,

Bent axle 2, center oilhole 21,

Compression assembly 3, cylinder 31, piston 32, slide plate 33, base bearing 34, supplementary bearing 35,

Oil storage cover 4, shoe cream room 41,

Electric machine assembly 5, stator 51, rotor 52,

Dividing plate 6,

Bent axle fan 7, the first plate 71, the first boss 711, the second boss 712, installing hole 713, the second plate 72, blade 73, rivet 74a, screw 74b.

Detailed description of the invention

Of the present utility model embodiment is described below in detail, and the example of described embodiment is shown in the drawings.Below with reference to The embodiment that accompanying drawing describes is exemplary, it is intended to be used for explaining this utility model, and it is not intended that to of the present utility model Limit.

Below with reference to Fig. 1-Figure 16, the rotary compressor 100 according to this utility model embodiment is described.

As it is shown in figure 1, according to the rotary compressor 100 of this utility model embodiment, including: housing 1, bent axle 2, compression Assembly 3, oil storage cover 4, electric machine assembly 5, dividing plate 6 and bent axle fan 7.

Specifically, bent axle 2 is located in housing 1, bent axle 2 has along the through center oilhole 21 of its axis direction, pressure Contracting assembly 3 is positioned at housing 1 and is set on bent axle 2, and oil storage cover 4 is located at the upper surface of compression assembly 3 (such as Fig. 1 institute The top shown) upper and with compression assembly 3 upper surface limits shoe cream room 41 jointly, and the upper end of bent axle 2 stretches to shoe cream room In 41, center oilhole 21 connects with shoe cream room 41.Thus, during bent axle 2 rotates, can be by bent axle 2 Center oilhole 21 lubricating oil in the oil sump of bottom is sent in shoe cream room 41, and to compression assembly 3 fuel feeding, reduce pressure The frictional dissipation of contracting assembly 3, improves the reliability of rotary compressor 100.In electric machine assembly 5 is located at housing 1 and be positioned at The lower section (lower section as shown in Figure 1) of compression assembly 3, dividing plate 6 is located between compression assembly 3 and electric machine assembly 5 with by shell Being divided into high pressure chest and low pressure chamber in body 1, the lower end of bent axle 2 is connected with electric machine assembly 5 through dividing plate 6, with at electric machine assembly Rotating under the drive of 5, bent axle fan 7 is positioned at shoe cream room 41 and the upper end with bent axle 2 is connected, and thus rotates at bent axle 2 During band dynamic crankshaft fan 7 rotate together, the environment of a relatively low pressure can be formed during rotation in bent axle fan 7 bottom, Under differential pressure action, during rotation bottom compressor 100 lubricating oil Hui Yan center oilhole in oil sump 21 from lower lift to top, Improve the supply capability of rotary compressor 100, prevent compression assembly 3 from supplying shortage of oil, thus reduce knot such as compression assembly 3 grade The frictional dissipation of structure and the sealing property of raising compression assembly 3, and then improve the performance of rotary compressor 100 with reliable Property.

When rotary compressor 100 works, dividing plate 6 will be divided into the high pressure chest on top and the low pressure chamber of bottom in housing 1, The oil storage cover 4 of compression assembly 3 upper end can play the effect of segmentation high and low pressure side, and the outside of oil storage cover 4 is high-pressure side, storage It is low-pressure side in oil pocket 41, is positioned at the oil sump bottom rotary compressor 100 and is positioned at low pressure chamber, under the effect not having pressure reduction, By bent axle fan 7, the lubricating oil in the oil sump bottom rotary compressor 100 can be supplied to rotary compressor 100 The structures such as the compression assembly 3 on top, to reduce the isostructural frictional dissipation of compression assembly 3, improve the sealing of compression assembly 3 Performance, thus improve the reliability of rotary compressor 100.

Rotary compressor 100 according to this utility model embodiment, by connecting bent axle fan 7 in the upper end of bent axle 2, can So that the lubricating oil in oil sump bottom rotary compressor 100 is supplied the compression assembly 3 etc. to rotary compressor 100 top Structure, thus reduce the isostructural frictional dissipation of compression assembly 3 and improve the sealing property of compression assembly 3, and then improve The Performance And Reliability of rotary compressor 100.

In embodiments more of the present utility model, as shown in Fig. 2-Figure 11, bent axle fan 7 includes the first plate 71, second Plate 72, blade 73 and for connecting the first plate 71 and connector (the rivet 74a as shown in Figure 2 and Figure 6 of the second plate 72 Or screw 74b as shown in Figure 3 and Figure 7).First plate 71 is connected with bent axle 2, and the first plate 71 has installing hole 713, Installing hole 713 connects with center oilhole 21, and the second plate 72 and the first plate 71 interval are arranged, and blade 73 is located at the first plate 71 With second between plate 72.Thus bent axle 2 is during rotating, and the first plate 71 being connected with bent axle 2 rotates with bent axle 2, First plate 71 drives the second plate 72 and blade 73 to rotate, and can form a phase in bent axle fan 7 bottom when blade 73 rotates Environment to low pressure, under differential pressure action, during rotation bottom compressor 100 the lubricating oil Hui Yan center oilhole 21 in oil sump from Lower lift is to top, and is arrived in shoe cream room 41 by installing hole 713, and supplies the structures such as compression assembly 3, and then subtracts Few isostructural frictional dissipation of compression assembly 3, improves the reliability of rotary compressor 100.

Such as, in the example shown in Fig. 2-Fig. 5, Figure 10 and Figure 11, bent axle fan 7 includes first plate the 71, second plate 72, blade 73 and for connect the first plate 71 and connector of the second plate 72.First plate 71 is connected with bent axle 2, and first Plate 71 has installing hole 713, and installing hole 713 connects with center oilhole 21, and the second plate 72 and the first plate 71 interval are arranged, Blade 73 is located on the first plate 71.In the example shown in Fig. 6-Figure 11, bent axle fan 7 includes the first plate 71, second Plate 72, blade 73 and for connect the first plate 71 and connector of the second plate 72.First plate 71 is connected with bent axle 2, the One plate 71 has installing hole 713, and installing hole 713 connects with center oilhole 21, and the second plate 72 and the first plate 71 interval set Putting, blade 73 is located on the second plate 72.

In embodiments more of the present utility model, as shown in figures 12 and 14, the internal perisporium of installing hole 713 and bent axle 2 Periphery wall closely cooperate.Thus can simplify the assembly process of bent axle fan 7 and bent axle 2, save the production cycle, reduce Production cost.It should be noted that the periphery wall of the internal perisporium of installing hole 713 and bent axle 2 can be fixed by hot jacket mode, I.e. can make installing hole 713 hot jacket on bent axle 2 by heating bent axle fan 7, thus effectively simplify assembly process.

Further, as shown in figures 12 and 14, the upper surface of the first plate 71 and/or the lower surface of the first plate 71 are provided with First boss 711, installing hole 713 runs through the first boss 711.It is to say, can be provided with on the upper surface of the first plate 71 The first boss 711, or the upper surface of the first plate 71 can be provided with on first boss 711, or the lower surface of the first plate 71 Be equipped with the first boss 711 on lower surface, installing hole 713 runs through the first boss 711.Thus can increase installing hole 713 Height on above-below direction (above-below direction as shown in figures 12 and 14), such that it is able to increase installing hole 713 with bent The engagement height (D as shown in Figure 12) of axle 2, improves the reliability being connected between bent axle fan 7 and bent axle 2, enters And improve the reliability of rotary compressor 100 work.Such as, in the example shown in Figure 12 and Figure 14, the first plate 71 Upper surface be provided with the first boss 711, installing hole 713 runs through the first boss 711.

In other embodiments of the present utility model, as shown in Figure 13 and Figure 15, the lower surface of the first plate 71 is provided with Two boss 712, installing hole 713 runs through the second boss 712, the periphery wall of the second boss 712 and the inner circumferential of center oilhole 21 Wall closely cooperates.The most not only can simplify the assembly process of bent axle fan 7 and bent axle 2, save the production cycle, reduce raw Produce cost, but also installing hole 713 can be increased on above-below direction (above-below direction as shown in Figure 13 and Figure 15) Highly, thus increase the engagement height (D as shown in Figure 13) of installing hole 713 and bent axle 2, improve bent axle fan 7 The reliability being connected with between bent axle 2, and then improve the reliability of rotary compressor 100 work.It should be noted that The periphery wall of the second boss 712 can be fixed by hot jacket mode with the internal perisporium of center oilhole 21, i.e. heating bent axle fan 7 Make its hot jacket on bent axle 2, thus effectively simplify assembly process.

Alternatively, as shown in Figure 12-Figure 15, on the axis direction of installing hole 713, the first plate 71 coordinates with bent axle 2 A length of D, D meet: 3≤D≤10mm.Thus can improve the fiting effect between the first plate 71 and bent axle 2, improve The reliability being connected between bent axle fan 7 with bent axle 2, thus improve the reliability of rotary compressor 100 work.

In embodiments more of the present utility model, as shown in Fig. 2-Figure 11, connector is rivet 74a or threaded fastener. Thus it is easy to the connection between the first plate 71 and the second plate 72, it is possible to improve and be connected between the first plate 71 with the second plate 72 Reliability.Such as, in the example shown in Fig. 2, Fig. 6 and Figure 10, connector is rivet 74a, the i.e. first plate 71 He Connected by rivet 74a between second plate 72.In the example shown in Fig. 3, Fig. 7 and Figure 11, connector is screw 74b, Connected by screw 74b between i.e. first plate 71 and the second plate 72.

In other embodiments of the present utility model, connector is snap component and includes hook part and draw-in groove, and hook part sets On in the first plate 71 and the second plate 72 one, draw-in groove is located on another in the first plate 71 and the second plate 72, card Groove is suitable to and hook part clamping.Thus can pass through snap component clamping between the first plate 71 and the second plate 72, consequently facilitating Simplify assembly process, save installation time, improve production efficiency.

In embodiments more of the present utility model, the quantity of blade 73 is n, and n meets: 3≤n≤18.The most permissible Improve the supply capability of rotary compressor 100, thus improve the reliability of rotary compressor 100 work.Alternatively, As shown in Figure 12-Figure 15, the height of blade 73 is that H, H meet: 1≤H≤10mm.The most not only it is easy to bent axle fan 7 Installation, but also the effect that oils of rotary compressor 100 can be improved, prevent compression assembly 3 grade for shortage of oil, from And reduce the frictional dissipation of compression assembly 3 grade, improve the reliability of rotary compressor 100 work.

In embodiments more of the present utility model, as shown in figure 16, on the horizontal plane of bent axle fan 7, bent axle wind The center of rotation of fan 7 is some O, and on blade 73, the end points near one end of some O is A, one end of point of distance O on blade 73 End points be B, the angle between straight line OB and straight line AB be α, α meet: 0 °≤α≤45 °.Thus can improve The effect that oils of rotary compressor 100, prevents compression assembly 3 grade from supplying shortage of oil, thus reduces rubbing of compression assembly 3 grade Wear consumption, improve the reliability of rotary compressor 100 work.

Below with reference to Fig. 1-Figure 16, the rotary compressor 100 according to four specific embodiments of this utility model is described.

Embodiment one

As shown in Fig. 1-Fig. 5, Figure 10-Figure 12 and Figure 16, according to the rotary compressor 100 of this utility model embodiment, Including housing 1, bent axle 2, compression assembly 3, oil storage cover 4, electric machine assembly 5, dividing plate 6 and bent axle fan 7.

Specifically, as it is shown in figure 1, bent axle 2 is located in housing 1, bent axle 2 has along the through center of its axis direction Oilhole 21, compression assembly 3 is positioned at the top of housing 1 and is set on bent axle 2, in electric machine assembly 5 is located at housing 1 and Being positioned at the lower section of compression assembly 3, electric machine assembly 5 includes stator 51 and the rotor 52 being rotatably arranged in stator 51, every Plate 6 is located between compression assembly 3 and electric machine assembly 5, and the lower end of bent axle 2 is connected through dividing plate 6 with rotor 52.Wherein, Compression assembly 3 includes cylinder 31, the piston 32 being arranged in cylinder 31 and slide plate 33, for supporting the base bearing of bent axle 2 34 and supplementary bearing 35 be arranged on cylinder 31.Dividing plate 6 is arranged on the downside of base bearing 34, housing 1 inner space by every Plate 6 is divided into the low pressure chamber of bottom and superposed high pressure chest, and coolant enters into low pressure chamber through compressor suction duct 11, It is discharged to high pressure chest through compression assembly 3 compression, then enters in air conditioning system through exhaustor 12.Oil storage cover 4 is arranged on Above supplementary bearing 35, oil storage cover 4 and supplementary bearing 35 surround shoe cream room 41, and the upper end of bent axle 2 stretches in shoe cream room 41, Center oilhole 21 connects with shoe cream room 41, and additionally shoe cream room 41 is internal is low pressure chamber.Dividing plate 6 top is provided with top oil sump, Top oil sump returns to low pressure oil sump by pressure release passage.

As shown in Fig. 1-Fig. 5, Figure 10-Figure 12, bent axle fan 7 is positioned at shoe cream room 41 and the upper end with bent axle 2 is connected. Bent axle fan 7 includes first plate the 71, second plate 72, blade 73 and connector.First plate 71 is connected with bent axle 2, and first The upper surface of plate 71 is provided with the first boss 711, and the first boss 711 has through installing hole 713, installing hole 713 Connecting with center oilhole 21, the second plate 72 and the first plate 71 interval are arranged, and its Leaf 73 is arranged on the first plate 71 and the Between two plates 72 and be arranged on the first plate 71.As shown in figs. 2 and 10, rivet used by the first plate 71 and the second plate 72 The mode of 74a riveting is fixed, or as in figs. 3 and 11, the first plate 71 and the second plate 72 are with beating screw 74b mode Fix, or the first plate 71 and the second plate 72 are fixed with snap, in the i.e. first plate 71 and the second plate 72 Being provided with hook part, another in the first plate 71 and the second plate 72 is provided with and is suitable to and the draw-in groove of hook part clamping.

As shown in figure 12, the internal perisporium of installing hole 713 and the periphery wall of bent axle 2 are fixing to realize bent axle wind by hot jacket mode Fan 7 and the connection of bent axle 2, i.e. by heating bent axle fan 7, hot jacket form on bent axle 2 is fixed, Ke Yiyou Effect simplifies assembly process.On the axis direction of installing hole 713, the first plate 71 is that D, D are full with the hot jacket height of bent axle 2 Foot: 3≤D≤10mm.In this hot jacket altitude range, bent axle fan 7 and bent axle 2 can reach preferable fixed effect. The height of blade 73 is that H, H meet: 1≤H≤10mm, and thus bent axle fan 7 can reach upper effective.

As shown in figure 16, the quantity of the first plate 71 blade 73 is n, and n meets: 3≤n≤18.At bent axle fan 7 Horizontal plane on, the center of rotation of bent axle fan 7 is a some O, and on blade 73, the end points of one end near some O is A, On blade 73, the end points of one end of point of distance O is B, and the angle between straight line OB and straight line AB is that α, α meet: 0 ° ≤α≤45°.Thus, bent axle fan 7 can meet the requirement oiled.

Embodiment two

As shown in Fig. 1-Fig. 5, Figure 10, Figure 11, Figure 13 and Figure 16, the present embodiment is roughly the same with the structure of embodiment one, The difference is that only that the lower surface of the first plate 71 is provided with the second boss 712, installing hole 713 runs through the second boss 712, The periphery wall of the second boss 712 is fixing to realize bent axle fan 7 and bent axle with the internal perisporium hot jacket of the center oilhole 21 of bent axle 2 The connection of 2.

Embodiment three

As shown in Fig. 1, Fig. 6-Figure 11, Figure 14 and Figure 16, the present embodiment is roughly the same with the structure of embodiment one, different Part is only that blade 73 is arranged on the second plate 72.

Embodiment four

As shown in Fig. 1, Fig. 6-Figure 11, Figure 15-Figure 16, the present embodiment is roughly the same with the structure of embodiment two, difference Place is only that blade 73 is arranged on the second plate 72.

In sum, according to the rotary compressor 100 of this utility model embodiment, there is simple in construction, the advantage of low cost, Effectively the lubricating oil in low pressure oil sump can be supplied to each kinematic pair of the pump housing, meet the lubricating requirement of rotary compressor 100.

In description of the present utility model, it is to be understood that term " " center ", " length ", " on ", D score, " level ", " push up ", " end " " interior ", " outward ", " axially ", the orientation of the instruction such as " circumferential " or position relationship are based on side shown in the drawings Position or position relationship, be for only for ease of and describe this utility model and simplify description rather than instruction or the device of hint indication Or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to of the present utility model Limit.

Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed Or implicitly include at least one this feature.In description of the present utility model, " multiple " are meant that at least two, example Such as two, three etc., unless otherwise expressly limited specifically.

In this utility model, unless otherwise clearly defined and limited, term " install ", " being connected ", " connection ", " Gu Fixed " etc. term should be interpreted broadly, connect for example, it may be fixing, it is also possible to be to removably connect, or integral；Can Being to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be the connection of two element internals or two elements Interaction relationship, unless otherwise clear and definite restriction.For the ordinary skill in the art, can be according to concrete feelings Condition understands above-mentioned term concrete meaning in this utility model.

In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " concrete example ", Or specific features, structure, material or the feature that the description of " some examples " etc. means to combine this embodiment or example describes It is contained at least one embodiment of the present utility model or example.In this manual, the schematic representation to above-mentioned term Necessarily it is directed to identical embodiment or example.And, the specific features of description, structure, material or feature are permissible One or more embodiment in office or example combine in an appropriate manner.Additionally, in the case of the most conflicting, ability The feature of the different embodiments described in this specification or example and different embodiment or example can be entered by the technical staff in territory Row combines and combination.

Although above it has been shown and described that embodiment of the present utility model, it is to be understood that above-described embodiment is example Property, it is impossible to being interpreted as restriction of the present utility model, those of ordinary skill in the art can in the range of this utility model Above-described embodiment be changed, revise, to replace and modification.

Claims (11)

1. a rotary compressor, it is characterised in that including:

Housing；

Bent axle, described bent axle is located in described housing, described bent axle has along the through center oilhole of its axis direction；

Compression assembly, described compression assembly is positioned at described housing and is set on described bent axle；

Oil storage cover, described oil storage cover is located on the upper surface of described compression assembly and common with the upper surface of described compression assembly Limiting shoe cream room, the upper end of described bent axle stretches in described shoe cream room, and described center oilhole connects with described shoe cream room；

Electric machine assembly, described electric machine assembly is located in described housing and is positioned at the lower section of described compression assembly；

Dividing plate, described dividing plate is located between described compression assembly and described electric machine assembly, the lower end of described bent axle through described every Plate is connected with described electric machine assembly；

Bent axle fan, described bent axle fan is positioned at described shoe cream room and the upper end with described bent axle is connected.

Rotary compressor the most according to claim 1, it is characterised in that described bent axle fan includes:

First plate, described first plate is connected with described bent axle, and described first plate has an installing hole, described installing hole with described in Heart oilhole connects；

Second plate, described second plate and described first plate interval are arranged；

Blade, described blade is located between described first plate and described second plate；And

For connecting described first plate and the connector of described second plate.

Rotary compressor the most according to claim 2, it is characterised in that the internal perisporium of described installing hole and described song The periphery wall of axle closely cooperates.

Rotary compressor the most according to claim 3, it is characterised in that the upper surface of described first plate and/or institute The lower surface stating the first plate is provided with the first boss, and described installing hole runs through described first boss.

Rotary compressor the most according to claim 2, it is characterised in that the lower surface of described first plate is provided with Two boss, described installing hole runs through the internal perisporium of described second boss, the periphery wall of described second boss and described center oilhole Closely cooperate.

6. according to the rotary compressor according to any one of claim 3-5, it is characterised in that at the axle of described installing hole On line direction, a length of D that described first plate coordinates with described bent axle, described D meet: 3≤D≤10mm.

Rotary compressor the most according to claim 2, it is characterised in that described connector is rivet or screw threads for fastening Part.

Rotary compressor the most according to claim 2, it is characterised in that described connector is snap component and includes:

Hook part, described hook part is located in described first plate and described second plate；

Draw-in groove, described draw-in groove is located on another in described first plate and described second plate, described draw-in groove and being suitable to described Hook part clamping.

Rotary compressor the most according to claim 2, it is characterised in that the quantity of described blade is n, described N meets: 3≤n≤18.

Rotary compressor the most according to claim 2, it is characterised in that the height of described blade is H, described H Meet: 1≤H≤10mm.

11. rotary compressors according to claim 2, it is characterised in that in the floor projection of described bent axle fan On face, the center of rotation of described bent axle fan is some O, and on described blade, the end points of one end of close described some O is A, described On blade, the end points away from one end of described some O is B, and the angle between straight line OB and straight line AB is α, and described α meets: 0°≤α≤45°。