CN218760456U - Motor element, compressor and air conditioner of compressor - Google Patents

Abstract

The utility model provides a motor element, compressor and air conditioner of compressor, the motor element of compressor, it includes: the rotor, vice rotor baffle and interior flabellum, vice rotor baffle sets up on an axial terminal surface of rotor, the axial one end and the rotor of vice rotor baffle meet, the flabellum in the axial other end sets up, interior flabellum includes first installation department and first flabellum, first installation department fixed mounting is on the terminal surface of the axial other end of vice rotor baffle, along the radial direction of rotor, first flabellum is connected and is set up in the radial inboard of first installation department, and first flabellum extends towards the direction of the centre bore of rotor, make the overall structure of interior flabellum all not exceed the radial periphery of vice rotor baffle. According to the utility model discloses can set up at the relative axial one end of the blind end of rotor and non-intercommunication casing the utility model discloses an interior flabellum structure effectively utilizes this part air, improves air flow rate, and the air suction volume of the inside pump body structure of increase compressor improves compressor refrigerating output.

Description

Motor element, compressor and air conditioner of compressor

Technical Field

The utility model relates to a compressor technical field, concretely relates to motor element, compressor and air conditioner of compressor.

Background

The aluminum shell compressor is widely applied to electric automobiles, and has the advantages of few parts, light weight, high energy efficiency ratio and low vibration noise.

As shown in FIG. 1, in the aluminum shell scroll compressor, the front cover and the fitting position part area thereof comprise the following parts: the refrigerating system comprises a front cover, a shell, an oil distribution pipe, a static disc, a movable disc and the like, and space is limited, so that generally, the air suction pressure of the static disc and the air suction pressure of the movable disc are basically equal to the air inlet pressure of the shell, the flow rate of an internal refrigerant is limited along with the rotating speed and the internal structure, and the method for improving refrigerating capacity is limited.

Patent 201820712848.0 discloses a scheme, is equipped with the fan panel on the balancing piece of rotor to all possess the flabellum from top to bottom, strengthen the air flow around the flabellum, make bent axle both ends produce the atmospheric pressure difference, but this fan is the integral type fan, and the processing degree of difficulty is great, and the flabellum shape is straighter, and the effect is limited, and unilateral occupation space is more.

Patent 202020019349.0 discloses a scheme is equipped with the fan structure on the balancing piece of rotor, drives through the high-speed rotation of bent axle, is favorable to accelerating the refrigerant and concentrates, but this fan formula fan as an organic whole, and the blade surface is the arc, only is applicable to the die sinking casting, and the processing degree of difficulty is great, is unfavorable for the practice and verifies.

However, in the compressor with the non-communicating casing, since one end is closed and only one end is open, the motor is installed in the closed end from the open end of the casing, and therefore the fan can only be installed on the rotor or the main shaft of the motor facing the open end, the suction amount of the pump body is still insufficient, and the cooling capacity of the compressor cannot be effectively increased.

Because the compressor of the non-communicating formula casing among the prior art has the suction capacity lower, technical problem such as the refrigerating output is not enough, consequently the utility model discloses study and design motor element, compressor and the air conditioner of a compressor.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the compressor of the non-intercommunication formula casing among the prior art and having the volume of breathing in lower, defect that the refrigerating output is not enough to a motor element, compressor and the air conditioner of compressor are provided.

In order to solve the above problem, the utility model provides a motor element of compressor, it includes:

rotor, vice rotor baffle and interior flabellum, vice rotor baffle sets up on the axial terminal surface of rotor, the axial one end of vice rotor baffle with the rotor meets, the axial other end sets up interior flabellum, interior flabellum includes first installation department and first flabellum, first installation department fixed mounting in on the terminal surface of the axial other end of vice rotor baffle, along the radial direction of rotor, first flabellum connect set up in the radial inboard of first installation department, just first flabellum towards the direction of the centre bore of rotor extends, makes the overall structure of interior flabellum all does not exceed the radial periphery of vice rotor baffle.

In some embodiments, the first fan blade comprises a first windward side relatively close to the auxiliary rotor baffle and a first leeward side relatively far away from the auxiliary rotor baffle, the first windward side is a plane or an arc surface, and when the first windward side is a plane, the plane and the axial end surface of the auxiliary rotor baffle are obliquely intersected with each other, and an inclined included angle ° a is formed between the plane and the axial end surface of the auxiliary rotor baffle; when the first windward surface is an arc surface, a tangent plane at any position on the arc surface is obliquely intersected with the axial end surface of the auxiliary rotor baffle, and an oblique included angle A' is formed between the tangent plane and the axial end surface of the auxiliary rotor baffle.

In some embodiments, when the first windward side is a plane and the plane is obliquely intersected with the axial end face of the secondary rotor baffle with an oblique included angle ≈ a, the angle a ∈ [0 °,45 ° ]; when the first windward surface is a cambered surface, a tangent plane at any position on the cambered surface is obliquely intersected with the axial end surface of the auxiliary rotor baffle, and an inclined included angle A 'is formed between the tangent plane and the axial end surface of the auxiliary rotor baffle, the angle A' belongs to [0 degrees, 45 degrees ].

In some embodiments, the first fan blade further comprises a first windward end and a first leeward end, the first windward end connecting the first windward side and the first leeward side forming a first leading edge of the first fan blade, the first leading edge being in initial contact with the airflow in one of the first fan blades, the first leeward end connecting the first windward side and the first leeward side forming a first trailing edge of the first fan blade, the first trailing edge being in final contact with the airflow in one of the first fan blades.

In some embodiments, the inner blades have at least two, the at least two first mounting portions are disposed at intervals along the circumferential direction of the rotor, the first blades of the at least two inner blades extend toward the radially inner side, and in the axial end surface projection plane, at least a portion of the first rear edge of the first blade of the inner blade located upstream in the airflow flowing direction is covered by the first front edge of the first blade of the inner blade located downstream.

In some embodiments, the fan further comprises an auxiliary balancing weight, the auxiliary balancing weight is disposed on the auxiliary rotor baffle, the auxiliary balancing weight is located between two adjacent first mounting portions, and the first fan blade is not in contact with the auxiliary balancing weight.

In some embodiments, the first mounting portion is a column structure, which is provided with a first mounting hole, and the motor assembly further includes a first fastener, which passes through the first mounting hole to integrally mount the first mounting portion and the auxiliary rotor baffle to the rotor.

In some embodiments, the first installation portion is a cuboid cylinder, an axial end face of the first installation portion is attached to the auxiliary rotor baffle, another axial end face of the first installation portion is parallel to the axial end face of the first installation portion, and the first installation hole is formed by penetrating the axial end face of the first installation portion to another axial end face of the first installation portion.

In some embodiments, still include main rotor baffle and outer flabellum, main rotor baffle sets up on the other terminal surface of axial of rotor, the axial one end of main rotor baffle with the rotor meets, the axial other end sets up outer flabellum, outer flabellum includes second installation department and second flabellum, second installation department fixed mounting in on the terminal surface of the axial other end of main rotor baffle, along the axial direction of rotor, the second flabellum connect set up in keeping away from of second installation department main rotor baffle axial one end, just the second flabellum is towards keeping away from the axial of second installation department and extending jointly towards the direction in the radial outside.

In some embodiments, the second fan blade comprises a second leeward surface relatively close to the second mounting part and a second windward surface relatively far away from the second mounting part, the second windward surface is a plane or an arc surface, and when the second windward surface is a plane, the second windward surface and the axial end surface of the main rotor baffle are obliquely intersected with each other, and an inclined included angle ≧ B is formed between the second windward surface and the axial end surface of the main rotor baffle; when the second windward side is an arc surface, a tangent plane at any position on the second windward side is obliquely intersected with the axial end surface of the main rotor baffle, and an inclined included angle B' is formed between the tangent plane and the axial end surface of the main rotor baffle.

In some embodiments, when the second windward side is a plane and the second windward side is obliquely intersected with the axial end surface of the main rotor baffle plate with an inclined included angle of ≦ B ∈ [0 °,45 ° ]; when the second windward surface is a cambered surface, and a tangent plane at any position on the second windward surface is obliquely intersected with the axial end surface of the main rotor baffle, and an inclined included angle B 'is formed between the tangent plane and the axial end surface of the main rotor baffle, the angle B' belongs to [0 degrees, 45 degrees ].

In some embodiments, the second fan blade further comprises a second windward end and a second leeward end, the second windward end connecting the second windward side and the second leeward side and forming a second leading edge of the second fan blade, the second leading edge being the first to contact the airflow in one of the second fan blades, the second leeward end connecting the second windward side and the second leeward side and forming a second trailing edge of the second fan blade, the second trailing edge being the last to contact the airflow in one of the second fan blades.

In some embodiments, the second front edge is a surface located on the radially outer side of the second mounting portion, the second front edge includes a front edge plane and a front edge arc surface, the arc surface radius of the front edge arc surface is R5, the second rear edge is a surface located on the radially outer side of the second mounting portion, and includes a rear edge plane and a rear edge arc surface, the arc surface radius of the rear edge arc surface is R6, and R6 is greater than or equal to R5;

or the second front edge is a surface located on the radial outer side of the second mounting portion, the second front edge only comprises a front edge arc surface, the arc surface radius of the front edge arc surface is R5, the second rear edge is a surface located on the radial outer side of the second mounting portion and only comprises a rear edge arc surface, the arc surface radius of the rear edge arc surface is R6, and R6 is larger than or equal to R5.

In some embodiments, the second fan blade further includes a starting edge and a terminating edge located on the radial inner side of the second mounting portion, the starting edge is connected with the second leading edge, the terminating edge is connected with the second trailing edge, the starting edge and the terminating edge are both in a planar structure, and the two planar right-angle included angles are ^ C and are ^ C ∈ [0 °,60 ° ].

In some embodiments, the second fan blade further comprises an outer fan She Hubu located radially inward of the second mounting portion, the outer fan blade arc portion is connected between the starting edge and the ending edge, and the outer fan She Hubu is an arc structure with an arc radius of R4; the motor assembly further comprises a crankshaft, the radius of the outer peripheral surface of the crankshaft at the position opposite to the outer fan She Hubu is R3, and R4 is larger than R3.

In some embodiments, the outer blades have at least two, the at least two second mounting portions are arranged at intervals along the circumferential direction of the rotor, the second blades of the at least two outer blades extend in the axial direction, the second rear edge of the second blade of the outer blade located upstream in the airflow flowing direction at least partially covers the second front edge of the second blade of the outer blade located downstream in the axial end projection plane; the covered area is (0-10%) of the area of the second fan blade in the projection plane of the axial end face.

In some embodiments, the fan further comprises a main balance weight, the main balance weight is disposed on the main rotor baffle, the main balance weight is located at the radial outer side of the second mounting portion, and along the axial direction, the main balance weight is located between the second blade and the main rotor baffle, and the second blade is not in contact with the main balance weight.

In some embodiments, the second mounting portion is a cylindrical structure, and a second mounting hole is formed in the second mounting portion, and the motor assembly further includes a second fastening member, which passes through the second mounting hole to integrally mount the second mounting portion and the main rotor baffle to the rotor.

In some embodiments, the second installation portion is a cuboid cylinder, an axial end face of the second installation portion is attached to the main rotor baffle, the other axial end face of the second installation portion is parallel to the axial end face of the first installation portion, and the second installation hole is formed in the first axial end face of the first installation portion in a penetrating mode.

The utility model also provides a compressor, which comprises the motor component of any one of the compressors and a shell, wherein the motor component is arranged inside the shell, the shell is a communicated shell or a non-communicated shell,

when the shell is a communicated shell, both axial ends of the shell are open ends, and the inner fan blade is arranged at both axial ends or any axial end of the rotor; when the casing is non-intercommunication formula casing, its axial one end is for opening the end other end and be the blind end, interior flabellum set up in the orientation of rotor the axial one end of blind end, the orientation of rotor open the axial one end of end.

In some embodiments, when an outer fan blade is further included, and when the casing is a connected casing, the outer fan blade is disposed at both ends or either end in the axial direction of the rotor; when the casing is a non-communicating casing, the outer fan blade is disposed at an axial end of the rotor facing the open end.

In some embodiments, the rotor further comprises a lug assembly and a stator, the stator is located at the radial periphery of the rotor and is connected with the shell, the stator is electrically connected with the lug assembly through a stator lead wire,

the shell comprises a shell middle part and a shell tail part, the shell middle part corresponds to one axial end of the rotor, and the shell tail part corresponds to the other axial end of the rotor;

when the shell is a communicated shell, the outer fan blade is arranged at one axial end of the rotor opposite to the middle of the shell and/or at one axial end of the rotor opposite to the tail of the shell; when the shell is a non-communicated shell, the outer fan blade is arranged at one axial end of the rotor, which is opposite to the middle of the shell.

In some embodiments, 2 times the distance between the radially innermost side of the stator lead-out wire and the rotor center hole is D2, the inner diameter of the middle portion of the housing is D3, the inner diameter of the tail portion of the housing is D33, 2 times the distance between the radially outermost end of the outer blade disposed opposite to the middle portion of the housing and the rotor center hole is D1, and 2 times the distance between the radially outermost end of the outer blade disposed opposite to the tail portion of the housing and the rotor center hole is D11;

when the shell is a communicated shell or a non-communicated shell, the wiring terminal assembly is arranged in the middle of the shell, and if an outer fan blade is arranged at one axial end of the rotor opposite to the middle of the shell, D1 is more than D2 and less than D3;

when the shell is a communicated shell or a non-communicated shell, the wiring terminal assembly is arranged at the tail of the shell, if an outer fan blade is arranged at one axial end of the rotor at a position opposite to the middle of the shell, D1 is more than D3, and D2 is more than D33;

when the shell is a communicated shell, the wiring terminal assembly is arranged in the middle of the shell, and outer fan blades are arranged at one axial end of the rotor opposite to the middle of the shell and at one axial end of the rotor opposite to the tail of the shell, D1 is more than D2 and less than D3, and D11 is more than D33;

work as the casing is the intercommunication formula casing, just terminal assembly set up in the casing afterbody, and with casing middle part relative position the axial one end of rotor is when being provided with outer flabellum, and with casing afterbody relative position the axial one end of rotor also is when being provided with outer flabellum, has D11 < D2 < D33 to and D1 < D3.

The utility model also provides an air conditioner, it includes preceding arbitrary the compressor.

The utility model provides a pair of motor element, compressor and air conditioner of compressor have following beneficial effect:

1. the utility model discloses an interior flabellum that sets up on the vice rotor baffle that meets with the axle head of rotor, and interior flabellum includes first installation department and first flabellum, the one end and the first installation department of first flabellum are connected, the other end is radial inwards, extend towards the direction of the centre bore of rotor promptly, form the structure of interior flabellum, thereby make the overall structure of interior flabellum can not stretch out vice rotor baffle in radial periphery, and can not too stretch out at the axial direction, consequently can effectively set up at the relative axial one end of the blind end of rotor non-intercommunication casing the utility model discloses an interior flabellum structure, effectively utilize this partial air, improve the velocity of flow of air, thereby effectively increase the inside pump body structure's of compressor air intake, and then improve the refrigerating capacity of compressor.

2. The utility model discloses still through the outer flabellum structure that sets up on the main rotor baffle of the axle head connection of rotor, outer flabellum includes second installation department and second flabellum, the second flabellum is installed in the axle head of keeping away from the main rotor baffle of second installation department and along axial and radial extension, make the second flabellum extend towards the axial direction as far as possible, and reduce the extension as far as possible in radial outside direction, thereby reduced outer flabellum and simply extended towards the radial outside and lead to the interference with stator, terminal and wiring etc., also effectively prevent with the casing internal periphery between the interference, can make the internal diameter of casing littleer, thereby can further reduce the volume of complete machine on the basis that outer flabellum improves air flow rate drive, improve the inspiratory capacity of the pump body, increase refrigerating output; and perfection also can avoid interfering with the main balance block towards the outward extension of axial direction to guarantee the effective normal operation of motor rotor, and improve the gas velocity of flow, increase the inspiratory capacity.

Drawings

FIG. 1 is a longitudinal cross-sectional block diagram of a prior art scroll compressor;

FIG. 2 is a cross-sectional view of the motor assembly and pump body assembly within the scroll compressor of the present invention;

fig. 3 is a perspective structural view of the motor assembly of the present invention;

FIG. 4 is a bottom schematic view of the motor assembly of FIG. 3;

fig. 5 is a front view of the motor assembly of the present invention without the crankshaft;

FIG. 5a is a schematic structural view of the inner bottom leaf of FIG. 5;

FIG. 5b is a schematic view of a completed and completed structure of the top portion of FIG. 5;

FIG. 6a is a perspective view of the inner leaf of the present invention;

FIG. 6b is a left side view of the inner leaf of FIG. 6 a;

fig. 7a is a perspective view of the outer blade of embodiment 1 of the present invention;

fig. 7b is a perspective view of the outer blade embodiment 2 of the present invention;

FIG. 7c is a right side view structural diagram of FIG. 7a or FIG. 7 b;

fig. 8a is a sectional view of the compressor with the non-communicating shell of the present invention after assembly;

FIG. 8b is a cross-sectional view of the compressor with a non-communicating shell of the present invention during assembly;

fig. 9a is a sectional view of the compressor with communicating shell of the present invention after assembly;

FIG. 9b is a cross-sectional view of the compressor with communicating shell of the present invention during assembly;

FIG. 10a is an axial cross-sectional view of the compressor of the present invention with the terminal post mounted in the middle of the housing and the outer fan She Zhuangpei in the middle of the housing;

fig. 10b is an axial cross-sectional view of the compressor of the present invention with the terminal mounted to the rear of the housing and the outer fan She Zhuangpei at the rear of the housing.

The reference numerals are represented as:

1. a rotor; 2. a secondary rotor baffle; 3. an inner fan blade; 31. a first mounting portion; 311. a first mounting hole; 32. a first fan blade; 321. a first windward side; 322. a first leeward side; 323. a first leading edge; 324. a first trailing edge; 41. a first fastener; 42. a second fastener; 5. a main rotor baffle; 6. an outer fan blade; 61. a second mounting portion; 611. a second mounting hole; 62. a second fan blade; 621. a second windward side; 622. a second leeward side; 623. a second leading edge; 624. a second trailing edge; 625. a starting edge; 626. a termination edge; 627. outer fan She Hubu; 71. a secondary counterbalance; 72. a primary counterbalance; 8. a crankshaft; 9. a housing; 91. the middle part of the shell; 92. a housing tail; 10. a lug assembly; 11. a stator; 12. a stator lead-out wire; 13. a bearing; 14. a rear cover; 15. a front cover.

Detailed Description

As shown in fig. 2-10b, the present invention provides a motor assembly of a compressor, which includes:

rotor 1, vice rotor baffle 2 and interior flabellum 3, vice rotor baffle 2 sets up on the axial terminal surface of rotor 1, the axial one end of vice rotor baffle 2 with rotor 1 meets, the axial other end sets up interior flabellum 3, interior flabellum 3 includes first installation department 31 and first flabellum 32, first installation department 31 fixed mounting in on the terminal surface of the axial other end of vice rotor baffle 2, along rotor 1's radial direction, first flabellum 32 connect set up in the radial inboard of first installation department 31, just first flabellum 32 towards the direction of rotor 1's centre bore extends, makes interior flabellum 3's overall structure all not surpass the radial periphery of vice rotor baffle 2.

The utility model discloses an interior flabellum that sets up on the vice rotor baffle that meets with the axle head of rotor, and interior flabellum includes first installation department and first flabellum, the one end and the first installation department of first flabellum are connected, the other end is radial inwards, extend towards the direction of the centre bore of rotor promptly, form the structure of interior flabellum, thereby make the overall structure of interior flabellum can not stretch out vice rotor baffle in radial periphery, and can not too stretch out at the axial direction, consequently can effectively set up at the relative axial one end of the blind end of rotor non-intercommunication casing the utility model discloses an interior flabellum structure, effectively utilize this partial air, improve the velocity of flow of air, thereby effectively increase the inside pump body structure's of compressor air intake, and then improve the refrigerating capacity of compressor.

The utility model provides an accelerate compressor of inside refrigerant circulation specifically includes following several aspects: 1. an inner fan She Lingjian is added on at least one side of the compressor rotor; 2. further, the fan also comprises outer fan blades; 3. furthermore, the inclination angle of the fan blade is related to the rotation direction of the rotor, and the fan blade accelerates the refrigerant in the rotation process; 4. further, the fan blades are fixed by screws or rivets which originally penetrate through the rotor; 5. further, different fan blade specifications are selected on two sides of the rotor according to different shell forms. Can accelerate the regional refrigerant flow velocity in compressor low pressure chamber to improve the flow and realize local pressurization, finally obtain the promotion of refrigerating output, and can also strengthen the lubricated effect to driving disk bearing and support bearing.

The following technical problems can be solved:

1. the flow velocity of the refrigerant in the low-pressure cavity area of the compressor is accelerated, so that the flow is increased, the local pressurization is realized, and the increase of the refrigerating capacity is finally obtained; 2. the lubrication effect to the movable disc bearing and the bracket bearing is enhanced.

1) The utility model discloses at least one side increases flabellum part on compressor rotor subassembly

The crankshaft rotor assembly, as in the example shown in fig. 2-4, is comprised of a crankshaft and a compressor rotor assembly. The rotor assembly consists of a main balance block, an auxiliary balance block, a rotor and the like.

As shown in fig. 6a-7c, the blade component is a component having a cylindrical main body and a sloped platform. Preferably, the cylindrical part of the body may co-operate with its mating part to act as a stop, as exemplified by the inner and outer leaf-squares.

The inner and outer fan blade parts can be matched with the main and auxiliary balance blocks and can also be matched with the main and auxiliary rotor baffles.

2) The fan blade structure is divided into an inner fan blade and an outer fan blade

The characteristics of the inner fan blade:

(1) after the assembly is installed, the side diameter of the rotor assembly with the inner fan blade-inclined platform does not exceed the inner diameter of a stator (G1 is less than H1 in figures 8a-8 b), and extends inwards;

(2) as shown in fig. 6a-6b, [ inner fan blade-ramp ] is composed of [ inner fan blade-leading edge ] and [ inner fan blade-trailing edge ], and is inclined at angle a with [ inner fan blade-mounting surface ], the angle a belongs to [0 °,45 ° ], preferably 45 °, and the transition intersection is preferably circular arc transition;

(3) in order to facilitate processing and save materials and space, the plane of [ inner fan blade-front edge ] and [ inner fan blade-rear edge ] is not more than the plane of [ inner fan blade-mounting surface ] and not more than the plane of [ inner fan blade-square ];

(4) in order to enhance the installation limiting capacity and improve the area of the sloping platform, the [ inner fan blade-arc part ] can extend inwards, the radius R2 is equal to the radius R1 of a concentric circle corresponding to the position of the crankshaft, and R2 is more than R1;

(5) as shown in fig. 5-5b, after the lower end of the rotor assembly is installed, the projected interference area of the inner fan blade should be controlled within 0-10%, preferably no interference, which is easy to facilitate the refrigerant entering and discharging.

In some embodiments, the first fan blade 32 includes a first windward side 321 relatively close to the secondary rotor baffle 2 and a first leeward side 322 relatively far from the secondary rotor baffle 2, the first windward side 321 is a plane or an arc, and when the first windward side 321 is a plane, the plane and the axial end surface of the secondary rotor baffle 2 are obliquely intersected with an inclined included angle ° a; when the first windward surface 321 is an arc surface, a tangent plane at any position on the arc surface is obliquely intersected with the axial end surface of the auxiliary rotor baffle 2, and an oblique included angle A' is formed between the tangent plane and the axial end surface. This is the utility model discloses an optimal structure form of first flabellum, the setting that becomes the slope between the axial terminal surface of first flabellum and rotor promptly can make the air current flow from rotor axial one end to the axial other end through the drive of first windward side through the rotation of first flabellum, forms the effect of axial drive air current, and first windward side can also be the cambered surface for the plane, and the homoenergetic plays the effect that axial drive gas flows.

In some embodiments, when the first windward surface 321 is a plane and the plane intersects with the axial end surface of the secondary rotor baffle 2 in an inclined manner with an inclined included angle a therebetween, angle a ∈ [0 °,45 ° ]; when the first windward surface 321 is an arc surface, a tangent plane at any position on the arc surface is obliquely intersected with the axial end surface of the auxiliary rotor baffle 2, and an oblique included angle A 'is formed between the tangent plane and the axial end surface, the angle A' is larger than 0 degree and is larger than 45 degrees. The utility model discloses a slope contained angle between the preferred and axial terminal surface of first windward side of first flabellum is located 0 ~ 45 can the at utmost provide the power that drives the air current, and this angle is further preferred 45.

In some embodiments, the first fan blade 32 further comprises a first windward end and a first leeward end, the first windward end connecting the first windward side 321 and the first leeward side 322 and forming a first leading edge 323 of the first fan blade 32, the first leading edge being in first contact with airflow in one of the first fan blades, the first leeward end connecting the first windward side 321 and the first leeward side 322 and forming a first trailing edge 324 of the first fan blade 32, the first trailing edge 324 being in last contact with airflow in one of the first fan blades. This is the utility model discloses a further preferred structural style of first flabellum, set up first leading edge and first trailing edge between first windward side and first leeward side promptly for first leading edge is located the foremost with the air current contact, makes it carry out effectual cutting to the air current, makes the air current that the cutting produced drive and follow axial flow by first windward side.

In some embodiments, the inner blades 3 have at least two, the at least two first mounting portions 31 are disposed at intervals along the circumferential direction of the rotor 1, the first blades 32 of the at least two inner blades each extend toward the radially inner side, and in the axial end projection plane, at least a portion of the first rear edge 324 of the first blade 32 of the inner blade located upstream in the airflow flowing direction is covered by the first front edge 323 of the first blade 32 of the inner blade located downstream. The utility model discloses a set up interior flabellum into the structural style of a plurality of and components of a whole that can function independently, provided a split type blade suitable for compressor inside, this blade both had been applicable to the installation of compressor and used, can promote the inside flow of compressor, can be under the cast condition direct processing, can be convenient for in time practice carry out the parameter correction. The first rear edge at the upstream covers the first front edge part at the downstream, so that the condition that the airflow does not directly flow between the two fan blades without the action of the first windward surface can be ensured, and the axial driving effect on the airflow is further ensured to the maximum extent. This is a preferred embodiment of the invention, but it is of course also possible that the first rear edge of the upstream first blade is not covered by the first front edge of the downstream first blade.

In some embodiments, the fan further includes a secondary weight 71, the secondary weight 71 is disposed on the secondary rotor baffle 2, the secondary weight 71 is located between two adjacent first mounting portions 31, and the first fan blade 32 is not in contact with the secondary weight 71. The utility model discloses an vice balancing piece is used for adjusting balance force and balancing moment's effect, and it sets up with first installation department interval, can utilize the structure of vice rotor baffle to the maximize, can also guarantee the balance weight of rotor under the condition that improves the air current velocity of flow.

The utility model discloses the axial height of flabellum does not surpass vice balancing piece in further preferred, consequently does not increase extra space and sets up interior flabellum structure for the space can not additionally increase, saves and effectively utilizes the space.

In some embodiments, the first mounting portion 31 is a column structure, and is provided with a first mounting hole 311, and the motor assembly further includes a first fastening member 41, where the first fastening member 41 passes through the first mounting hole 311 to integrally mount the first mounting portion 31 and the auxiliary rotor baffle 2 to the rotor 1. This is the utility model discloses an on the preferred structural style of first installation department, its purpose is installed vice rotor baffle effectively with first flabellum, and first fastener is the baffle of fixed vice rotor baffle to the rotor, the utility model discloses effectively utilized this first fastener, with vice rotor baffle and interior flabellum an organic whole fixed to the rotor on, not increased too much space and taken.

In some embodiments, the first mounting portion 31 is a rectangular parallelepiped cylinder, an axial end face of the first mounting portion 31 is attached to the sub-rotor baffle 2, another axial end face of the first mounting portion 31 is parallel to the axial end face of the first mounting portion 31, and the first mounting hole 311 penetrates from the axial end face of the first mounting portion 31 to another axial end face thereof. This is the utility model discloses a further preferred structural style of first installation department, be the structural style of cuboid promptly, first mounting hole runs through first installation department along the axial, can be convenient for first fastener pass first installation department and vice rotor baffle in proper order and fix the two to the rotor on.

In some embodiments, still include main rotor baffle 5 and outer flabellum 6, main rotor baffle 5 sets up on the other terminal surface of the axial of rotor 1, the axial one end of main rotor baffle 5 with rotor 1 meets, the axial other end sets up outer flabellum 6, outer flabellum 6 includes second installation department 61 and second flabellum 62, second installation department 61 fixed mounting in on the terminal surface of the axial other end of main rotor baffle 5, along the axial direction of rotor 1, second flabellum 62 connect set up in keeping away from of second installation department 61 main rotor baffle 5 axial one end, just second flabellum 62 towards keeping away from the axial of second installation department 61 and extending jointly towards the direction in the radial outside.

The utility model discloses still through the outer flabellum structure that sets up on the main rotor baffle of the axle head connection of rotor, outer flabellum includes second installation department and second flabellum, the second flabellum is installed in the axle head of keeping away from the main rotor baffle of second installation department and along axial and radial extension, make the second flabellum extend towards the axial direction as far as possible, and reduce the extension as far as possible in radial outside direction, thereby reduced outer flabellum and simply extended towards the radial outside and lead to the interference with stator, terminal and wiring etc., also effectively prevent with the casing internal periphery between the interference, can make the internal diameter of casing littleer, thereby can further reduce the volume of complete machine on the basis that outer flabellum improves air flow rate drive, improve the inspiratory capacity of the pump body, increase refrigerating output; and perfection also can avoid interfering with the main balance block towards the outward extension of axial direction to guarantee the effective normal operation of motor rotor, and improve the gas velocity of flow, increase the inspiratory capacity.

The characteristics of the outer fan blade:

(1) after the installation is completed, the diameter of the rotor component side with the outer fan blade-inclined platform exceeds the inner diameter of the stator (G1 & gtH 1 in figure 8 b) and extends inwards and outwards;

(2) as shown in fig. 7a-7c, [ outer fan leaf-ramp ] is composed of multiple edges, inclined at angle B with [ outer fan leaf-mounting surface ], for [0 °,45 °, preferably 45 °, and preferably circular arc transition at the transition intersection;

(3) in order to improve the axial space utilization rate of the rotor, the [ outer fan blade-inclined platform ] should extend in the direction lagging behind the [ outer fan blade-starting edge ]; as shown in FIGS. 5-5b, the high ramp of a single outer blade is located at the rear end and the low ramp is located at the front end of the rotating direction, so as to drive the air flow from the lower end to the upper end of the shaft

(4) In order to make the fan blade area as large as possible, the included angle C of [ outer fan blade-front edge arc ] and adjacent edge thereof, [ outer fan blade-rear edge arc ] and adjacent edge thereof, and [ outer fan blade-initial edge ] and [ outer fan blade-final edge ] can be adjusted, R6 is more than or equal to R5, and the angle C belongs to [0 DEG, 60 DEG ];

(5) in order to enhance the installation limiting capacity and improve the area of the sloping platform, the [ outer fan blade-arc part ] can extend inwards, the radius R4 is equal to the radius R3 of a concentric circle corresponding to the position of the crankshaft, and R4 is more than R3;

(6) as shown in fig. 5-5b, after the upper end of the rotor assembly is installed, the projected interference area of the outer fan blade should be controlled within 0-10%, preferably no interference, so as to facilitate the refrigerant entering and discharging.

3) The utility model discloses a flabellum inclination is relevant with rotor direction of rotation to realize accelerating in rotatory to the refrigerant

As shown in fig. 5-5b, the rotor has flow holes inside it on both sides of the rotor assembly, referred to as the lower end and upper end of the rotor assembly.

In this example, the rotor assembly lower end: auxiliary balance block and inner fan blade

In this example, rotor assembly upper end: main balance block, outer fan blade

The example is clockwise when viewed from the lower end of the rotor assembly to the upper end; the present example is a counterclockwise rotation as viewed from the upper end of the rotor assembly.

From the lower end of the rotor assembly of fig. 5-5b [ inner fan She Shixiang ], an independent inner fan blade was taken for observation, resulting in fig. 6a-6b.

As shown in fig. 6a-6b, the moving direction of the inner fan blade is right, and the angle a of the inner fan blade needs to ensure that the collided refrigerant moves towards the direction close to the moving and static disks through the rotor flow hole and is given with kinetic energy through the rotating speed.

At this time, as shown in fig. 2, the refrigerant-state a is changed to the refrigerant-state b, and the flow rate of the refrigerant passing through the inner blades is increased for the first time.

Remarking: there is still refrigerant that has not passed through the inner fan blades and flows upward from other places such as the stator-casing gap, the stator-self gap, and the stator-rotor gap, but the overall average flow velocity is increased.

From the upper end of the rotor assembly of fig. 5-5b [ outer fan She Shixiang ], an independent outer fan blade was taken for observation, resulting in fig. 7a-7c.

As shown in fig. 7a-7c, the moving direction of the outer fan blade is left, and the angle B of the outer fan blade needs to ensure that the collided refrigerant moves towards the direction close to the moving and static disks, and the kinetic energy of the refrigerant is increased by the rotating speed.

At this time, as shown in fig. 2, the refrigerant-state b is changed to the refrigerant-state c, and the flow rate of the refrigerant passing through the outer blades is increased for the second time.

Remarking: the refrigerant flowing upward through the stator-rotor gap and the rotor flow hole may pass through the outer blades, and the refrigerant flowing upward through the stator-casing gap and the stator flow hole may pass through the outer blades, but the total average flow velocity may increase.

In summary, in this example, the refrigerant enters the compressor in the refrigerant-state a, undergoes the first acceleration by the inner blades, increases the kinetic energy to the refrigerant-state b, and undergoes the second acceleration by the outer blades, thereby increasing the cooling capacity of the compressor.

In some embodiments, the second fan blade 62 includes a second leeward surface 622 relatively close to the second mounting portion 61 and a second windward surface 621 relatively far away from the second mounting portion 61, the second windward surface 621 is a plane or an arc surface, and when the second windward surface 621 is a plane, the second windward surface obliquely intersects with an axial end surface of the main rotor baffle 5, and an inclined included angle ═ B is formed between the second windward surface and the axial end surface; when the second windward surface 621 is an arc surface, a tangent plane at any position on the second windward surface is obliquely intersected with the axial end surface of the main rotor baffle 5, and an inclined included angle B' is formed between the tangent plane and the axial end surface. This is the utility model discloses an optimum structure form of second flabellum, the setting that becomes to incline between the axial terminal surface of second flabellum and rotor promptly can make the air current flow from rotor axial one end to the axial other end through the drive of the rotation of second flabellum through the second windward side, forms the effect of axial drive air current, and the second windward side can also be for the cambered surface for the plane, and the homoenergetic plays the effect that axial drive gas flows.

In some embodiments, when the second windward surface 621 is a plane and the second windward surface is obliquely intersected with the axial end surface of the main rotor baffle 5 with an inclined included angle ∈ B therebetween, the angle B ∈ [0 °,45 ° ]; when the second windward surface 621 is an arc surface, and a tangent plane at any position on the second windward surface is obliquely intersected with the axial end surface of the main rotor baffle 5, and an inclined included angle B 'is formed between the tangent plane and the axial end surface, the angle B' is larger than 0 degrees and is larger than 45 degrees. The utility model discloses a slope contained angle between the preferred and axial terminal surface of second windward side of second flabellum is located 0 ~ 45 can the at utmost provide the power that drives the air current, and this angle is further preferred 45.

In some embodiments, the second fan blade 62 further includes a second windward end and a second leeward end, the second windward end connecting the second windward side 621 and the second leeward side 622 forming a second leading edge 623 of the second fan blade 62, the second leading edge 623 being the first to be contacted by airflow in one of the second fan blades, the second leeward end connecting the second windward side and the second leeward side forming a second trailing edge 624 of the second fan blade 62, the second trailing edge 624 being the last to be contacted by airflow in one of the second fan blades. This is the utility model discloses a further preferred structural style of second flabellum, set up second leading edge and second trailing edge between second windward side and second leeward side promptly for the second leading edge is located the foremost with the air current contact, makes it carry out effectual cutting to the air current, makes the air current that the cutting produced drive and follow axial flow by second windward side.

In some embodiments, the second front edge 623 is a surface located on the radially outer side of the second mounting portion 61, the second front edge 623 includes a front edge plane and a front edge arc surface, the arc radius of the front edge arc surface is R5, the second rear edge 624 is a surface located on the radially outer side of the second mounting portion 61, and includes a rear edge plane and a rear edge arc surface, the arc radius of the rear edge arc surface is R6, and R6 is greater than or equal to R5;

or the second front edge 623 is a surface located on the radial outer side of the second mounting portion 61, the second front edge only includes a front edge arc surface, the arc surface radius of the front edge arc surface is R5, the second rear edge 624 is a surface located on the radial outer side of the second mounting portion 61, and only includes a rear edge arc surface, the arc surface radius of the rear edge arc surface is R6, and R6 is greater than or equal to R5.

The utility model discloses a leading edge cambered surface and the trailing edge cambered surface of second leading edge set up to the radius of leading edge cambered surface is greater than the radius of trailing edge cambered surface, make the leading edge cambered surface can contact with the air current by a larger area, provide drive power, further improve the effect of axial drive air current; the embodiment 1 of the utility model is that the outer fan blade comprises a front edge plane, a front edge cambered surface, a rear edge plane and a rear edge cambered surface; embodiment 2 is a structure including only the leading edge camber and the trailing edge camber.

In some embodiments, the second blade 62 further includes a start edge 625 and a stop edge 626 located radially inward of the second mounting portion 61, the start edge 625 meeting the second leading edge 623, the termination edge 626 is connected to the second trailing edge 624, the start edge 625 and the termination edge 626 are both of a planar structure, and the right-angle included angle between the two planes is ∈ [0 °,60 ° ]. The utility model discloses a set up the plane contained angle between the edge of originated reason and termination to 0 ~ 60 expansion angle that can effectively guarantee the second windward side to increase the windward area effectively, improve axial air current effort, but also can not too big, otherwise can take place the interference between the adjacent blade or interfere with other parts.

In some embodiments, the second fan blade 62 further includes an outer fan She Hubu located radially inward of the second mounting portion 61, the outer fan blade arc 627 is connected between the starting edge 625 and the ending edge 626, and the outer fan She Hubu is an arc structure with an arc radius R4; the motor assembly further comprises a crankshaft 8, the radius of the outer peripheral surface of the crankshaft at the position opposite to the outer fan She Hubu 627 is R3, and R4 is greater than R3. The utility model discloses an outer fan She Hubu's radius is greater than rather than relative bent axle outer peripheral face radius can make outer fan blade can not and take place to interfere between the bent axle, guarantees the effect of the normal axial drive air current of outer fan blade.

In some embodiments, the outer blades 6 have at least two, the at least two second mounting portions 61 are arranged at intervals along the circumferential direction of the rotor 1, the second blades 62 of the at least two outer blades extend in the axial direction, the second rear edges 624 of the second blades of the adjacent two outer blades at the upstream position in the airflow flowing direction at least partially cover the second front edges 623 of the second blades of the downstream outer blades in the axial end projection plane; the covered area is [0-10% ] of the area of the second fan blade 62 in the projection plane of the axial end face. The utility model discloses a with outer flabellum also set up to the structural style of a plurality of and components of a whole that can function independently, provided a split type blade suitable for compressor inside, this blade both had been applicable to the installation of compressor and used, can promote the inside flow of compressor, can be under the cast condition direct processing, can be convenient for in time practice carry out the parameter correction. The second trailing edge at the upstream covers the second leading edge part at the downstream, so that the condition that the airflow does not directly flow between the two fan blades without the action of the second windward side can be ensured, and the axial driving effect on the airflow is further ensured to the maximum extent. This is a preferred configuration of the present invention, and of course, the second rear edge of the second blade located upstream of the present invention may not be covered by the second front edge of the second blade located downstream, and the covering area is 0, which is the case of no covering.

In some embodiments, the fan further includes a main weight 72, the main weight 72 is disposed on the main rotor baffle 5, the main weight 72 is located at a radial outer side of the second mounting portion 61, and along an axial direction, the main weight 72 is located between the second blade 62 and the main rotor baffle 5, and the second blade 62 is not in contact with the main weight 72. The main balance block of the utility model is used for adjusting the balance force and the balance moment, is positioned at the radial outer side of the second mounting part, can maximally utilize the structure of the main rotor baffle, and can ensure the balance weight of the rotor under the condition of improving the flow velocity of the air current; and the second fan blade and the main balance weight can not interfere with each other.

In some embodiments, the second mounting portion 61 is a column structure, and is provided with a second mounting hole 611, and the motor assembly further includes a second fastening member 42, and the second fastening member 42 integrally mounts the second mounting portion 61 and the main rotor guard 5 to the rotor 1 through the second mounting hole 611. This is the utility model discloses a preferred structural style of second installation department, its purpose be with the second flabellum install main rotor baffle effectively on, the second fastener is the baffle of fixed vice rotor baffle to the rotor, the utility model discloses effectively utilized this second fastener, with main rotor baffle and outer flabellum an organic whole fixed to the rotor on, not increased too much space and occupy.

In some embodiments, the second mounting portion 61 is a rectangular parallelepiped cylinder, one axial end surface of the second mounting portion 61 is attached to the main rotor baffle 5, the other axial end surface of the second mounting portion 61 is parallel to one axial end surface of the second mounting portion 61, and the second mounting hole 611 penetrates from the one axial end surface of the second mounting portion 61 to the other axial end surface thereof. This is the utility model discloses a further preferred structural style of second installation department, be the structural style of cuboid, the second installation department is run through along the axial in the second mounting hole, can be convenient for the second fastener pass second installation department and main rotor baffle in proper order and fix the two to the rotor.

4) The fan blade of the utility model is fixed by the original screw or rivet penetrating through the rotor

As shown in fig. 2-4, the inner and outer fan blades are locked by rotor screws and rotor nuts, or fixed by rivets. Seen from bottom to top, the rotor screw sequentially penetrates in the axial direction: inner fan blades (auxiliary balance blocks), auxiliary rotor baffles, rotors, main rotor baffles, main balance blocks (outer fan blades on the main rotor baffles) and outer fan blades on the main balance blocks.

Assuming that the number of the rotor allowed to pass the screws is X1, the number of the inner blades is X2, and the number of the outer blades is X3, the relationship is satisfied:

x1 is more than or equal to X2; x1 is more than or equal to X3. The screws are originally used for installing the baffle plate, so that the screw parts are used for installing the fan blades, and part of the screws can be used for not installing the fan blades

Preferably, the number reaches the maximum, the more the number of the fan blades is, the larger the air quantity is, and the better the integral acceleration effect on the refrigerant is; less preferably, the number is maintained at an odd number, reducing the effect of vibration due to resonance.

The utility model also provides a compressor, which comprises the motor component of any one of the compressors and a shell 9, wherein the motor component is arranged inside the shell 9, the shell 9 is a communicated shell or a non-communicated shell,

when the casing 9 is a communication casing, both axial ends thereof are open ends, and the inner fan blades 3 are arranged at both axial ends or at any axial end of the rotor 1; when casing 9 is non-intercommunication formula casing, its axial one end is opened the end other end and is the blind end, interior flabellum 3 set up in rotor 1's orientation the axial one end of blind end, rotor 1's orientation the axial one end of open the end.

The utility model discloses an interior flabellum structure mainly is the blind end that is applicable to non-intercommunication formula casing, because blind end rotor part needs to accept with bearing 13, can not have the structure that extra space set up current outer flabellum, and this application has utilized this point effectively, with interior flabellum setting on vice rotor baffle, and in the axial with radially not all exceed the external diameter of rotor and the height of vice balancing piece, thereby can utilize the air current of this part effectively, and improve the axial driven effect to the air current, and then improve the inspiratory velocity of the pump body, improve the air suction capacity, increase the refrigerating output of compressor.

In some embodiments, when the outer fan blades 6 are further included, and when the housing 9 is a connected housing, the outer fan blades 6 are disposed at both ends or at either end in the axial direction of the rotor 1; when the housing 9 is a non-communicating housing, the outer fan blades 6 are disposed at one axial end of the rotor 1 facing the open end. The utility model can further increase the driving effect to the air flow by arranging the outer fan blades, further increase the flow velocity of the air flow, increase the flow and further increase the air input; besides the outer fan blade can not be arranged at the closed end of the non-communicated shell, both ends of the communicated shell can be arranged, and the open end of the non-communicated shell can also be arranged.

5) According to different shell forms, different fan blade specifications are selected on two sides of the rotor

As shown in fig. 8a-9b, the housing in the industry can be divided into a non-communicating housing and a communicating housing, and the non-communicating housing is on the housing and the communicating housing is on the other components according to the position of the component where the bearing feature of the housing is installed. Parts can be assembled from one side only and are called non-communicated shells; parts capable of being assembled from both sides, called connected housings

As shown in fig. 8a-8b, the following fan blade schemes (the direction close to the front cover assembly is the left side, and the other side is the right side) can be selected for the non-communication type shell.

(1) Left inner blade or right inner blade

(2) Left inner blade + right inner blade

(3) Left outer blade + right inner blade

From the use effect, (3) > (2) > (1) because the motor is firstly installed and is matched with the shell bearing, the outer fan blade cannot be installed at the closed end of the shell after the motor is installed

Introducing the installation mode of (3), fix the [ rotor subassembly upper end ] and [ rotor subassembly lower extreme ] of both sides on [ rotor ] through screw or rivet earlier, form [ rotor subassembly ], then through the mode of hot jacket or cold pressing, place [ bent axle ] into [ rotor subassembly ], again press [ bent axle rotor subassembly ] into [ bracket component ], form [ bent axle support rotor subassembly ], fill magnetism, put it into [ casing subassembly ] again, the bent axle terminal contacts with the casing bearing this moment, assemble subsequent subassembly again.

As shown in fig. 9a-9b, the following fan blade schemes (the direction close to the front cover assembly is the left side, and the other side is the right side) can be selected for the communication type shell.

(1) Left inner blade or right inner blade

(2) Left inner blade + right inner blade

(3) Left outer blade + right inner blade, or left inner blade + right outer blade

(4) Left outer blade + right outer blade

From the using effect, (4) > (3) > (2) > (1)

Introducing the installation mode of (4), firstly placing a crankshaft into a rotor in a hot-sleeving or cold-pressing mode, then placing the crankshaft into a stator position in a shell assembly, then installing and fixing the upper end of a rotor assembly and the lower end of the rotor assembly on two sides on the rotor to form a crankshaft rotor assembly, then simultaneously placing a bracket assembly into the shell assembly and pressing the crankshaft rotor assembly into the crankshaft rotor assembly to form the crankshaft bracket rotor assembly, magnetizing, then aligning and assembling the rear cover assembly with the shell assembly, at the moment, contacting the tail end of the crankshaft with a rear cover bearing, and then assembling subsequent assemblies.

In some embodiments, the terminal assembly further comprises a terminal post assembly 10 and a stator 11, the stator 11 is located at the radial periphery of the rotor 1 and is connected with the housing 9, the stator 11 is electrically connected with the terminal post assembly 10 through a stator lead wire 12,

the housing 9 comprises a housing middle part 91 and a housing tail part 92, the housing middle part 91 corresponds to one axial end of the rotor 1, and the housing tail part 92 corresponds to the other axial end of the rotor 1;

when the casing 9 is a communicating casing, the outer fan blades 6 are disposed at one axial end of the rotor 1 opposite to the casing middle part 91 and/or at one axial end of the rotor 1 opposite to the casing tail part 92; when the housing 9 is a non-communicating housing, the outer blades 6 are disposed at one axial end of the rotor 1 opposite to the middle 91 of the housing.

The utility model discloses because the setting of post subassembly has the casing middle part generally and sets up and the casing afterbody sets up and the casing middle part and the several kinds of different circumstances that the afterbody all set up, because of the above-mentioned form that sets up of flabellum in addition, can avoid effectively and the stator lead-out wire between take place to interfere.

In some embodiments, 2 times the distance between the stator lead-out wire 12 and the central hole of the rotor 1 is D2, the inner diameter of the casing middle part 91 is D3, the inner diameter of the casing tail part 92 is D33, 2 times the distance between the radially outermost end of the outer fan blade 6 opposite to the casing middle part 91 and the central hole of the rotor 1 is D1, and 2 times the distance between the radially outermost end of the outer fan blade 6 opposite to the casing tail part 92 and the central hole of the rotor 1 is D11;

when the shell 9 is a communicating shell or a non-communicating shell, and the terminal assembly 10 is disposed in the middle 91 of the shell, if an outer fan blade is disposed at an axial end of the rotor 1 opposite to the middle 91 of the shell, D1 is greater than D2 and less than D3;

when the shell 9 is a communicating shell or a non-communicating shell, and the terminal assembly 10 is disposed at the tail 92 of the shell, if an outer fan blade is disposed at an axial end of the rotor 1 opposite to the middle 91 of the shell, D1 is less than D3, and D2 is less than D33;

when the shell 9 is a communicated shell, the terminal assembly 10 is arranged in the middle of the shell, and the outer fan blades 6 are arranged at one axial end of the rotor 1 opposite to the middle 91 of the shell, and the outer fan blades are also arranged at one axial end of the rotor 1 opposite to the tail of the shell, D1 is more than D2 and less than D3, and D11 is more than D33;

when casing 9 is the intercommunication formula casing, just terminal assembly 10 set up in the casing afterbody, and with casing middle part relative position when the axial one end of rotor 1 is provided with outer flabellum, and with casing afterbody relative position when the axial one end of rotor 1 also is provided with outer flabellum, have D11 < D2 < D33 to and D1 < D3.

The utility model discloses a shell form of above-mentioned several kinds of differences, the wiring position of terminal and the position that sets up of outer flabellum, can avoid taking place to interfere between the stator lead-out wire of outer flabellum and terminal effectively, also can effectively avoid bumping between outer flabellum and the shells inner wall, and can be effectively with the suitable big point that outer fan She Waijing did in the position that does not set up the stator lead-out wire, only need be little than the internal diameter of casing relevant position, can further improve the area of axial drive air current like this, and the driving efficiency is improved, the increase air intake and the refrigeration volume.

As shown in fig. 8a-9b, based on different usage requirements of the compressor, the terminal may be placed in the middle or the tail of the compressor in the industry, and the diameter of the rotating area of the outer blade may be affected by the different positions of the terminal.

Generally, the non-connected shell is connected at the middle part, and the connected shell is connected at the middle part or the tail part.

As shown in fig. 10a, the terminal assembly is placed in the middle, the motor lead-out wire is led out from the upper end of the stator assembly and then connected to the terminal assembly, at this time, the stator lead-out wire is close to the inner diameter D2, the inner diameter D3 of the shell at the upper end of the rotor assembly is close to the inner diameter D1 of the outer fan blade rotating area at the middle, and the requirements are met:

D1＜D2＜D3

as shown in fig. 10b, the lug assembly can be placed in the midsection, or in the rear section, where there will be an inner diameter D33 of the housing near the upper end of the rotor assembly, and an outer diameter D11 of the rotating region of the outer blades in the rear section.

When placed in the middle part, satisfies:

D1＜D2＜D3，D11＜D33

when the afterbody was put to the terminal, it has the motor lead-out wire to draw forth from the stator module lower extreme to have the principle again, is connected to terminal assembly again, has the stator lead-out wire this moment and leans on inside diameter D22, satisfies:

D1＜D3，D11＜D2＜D33

the dimensional relationship here indicates that the outer diameter of the outer blade at the position with the terminal is smaller than that of the terminal, and the outer blade at the position without the terminal is only required to be smaller than the inner diameter of the shell, so that the diameter of the outer blade can be increased to the maximum extent.

The utility model also provides an air conditioner, it includes preceding arbitrary the compressor.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (24)

1. A motor element of a compressor, characterized in that: the method comprises the following steps:

rotor (1), vice rotor baffle (2) and interior flabellum (3), vice rotor baffle (2) set up on the axial terminal surface of rotor (1), the axial one end of vice rotor baffle (2) with rotor (1) meets, the axial other end sets up interior flabellum (3), interior flabellum (3) include first installation department (31) and first flabellum (32), first installation department (31) fixed mounting in on the terminal surface of the axial other end of vice rotor baffle (2), along the radial direction of rotor (1), first flabellum (32) connect set up in the radial inboard of first installation department (31), just first flabellum (32) towards the direction of the centre bore of rotor (1) extends, makes the overall structure of interior flabellum (3) all not exceed the radial periphery of vice rotor baffle (2).

2. The motor assembly of a compressor according to claim 1, wherein:

the first fan blade (32) comprises a first windward side (321) relatively close to the auxiliary rotor baffle (2) and a first leeward side (322) relatively far away from the auxiliary rotor baffle (2), the first windward side (321) is a plane or an arc surface, when the first windward side (321) is a plane, the plane and the axial end surface of the auxiliary rotor baffle (2) are obliquely intersected, and an oblique included angle A is formed between the plane and the axial end surface; when the first windward side (321) is an arc surface, a tangent plane at any position on the arc surface is obliquely intersected with the axial end surface of the auxiliary rotor baffle (2), and an inclined included angle A' is formed between the tangent plane and the axial end surface.

3. The motor assembly of a compressor according to claim 2, wherein:

when the first windward surface (321) is a plane, the plane is obliquely intersected with the axial end surface of the auxiliary rotor baffle (2), and an inclined included angle A is formed between the plane and the axial end surface, the angle A belongs to [0 DEG, 45 DEG ]; when the first windward surface (321) is an arc surface, a tangent plane at any position on the arc surface is obliquely intersected with the axial end surface of the auxiliary rotor baffle (2), and an inclined included angle A ' is formed between the tangent plane and the axial end surface, the angle A ' belongs to [0 degrees ], and the angle A ' is 45 degrees ].

4. The motor assembly of a compressor according to claim 2, wherein:

the first fan blade (32) further comprises a first windward end and a first leeward end, the first windward end connecting the first windward side (321) and the first leeward side (322) forming a first leading edge (323) of the first fan blade (32), the first leading edge being in contact with the airflow first in one of the first fan blade, the first leeward end connecting the first windward side (321) and the first leeward side (322) forming a first trailing edge (324) of the first fan blade (32), the first trailing edge (324) being in contact with the airflow last in one of the first fan blade.

5. The motor assembly of a compressor according to claim 4, wherein:

interior flabellum (3) have at least two, and first installation department (31) of at least two are followed the circumference interval of rotor (1) sets up, and the first flabellum (32) of at least two interior flabellum all extend towards radial inboard, in two adjacent interior flabellums, and in axial end plane projection, be located the first leading edge (323) of the first trailing edge (324) of the first flabellum (32) of the interior flabellum of air current flow direction upper reaches at least partly by the first flabellum (32) of the interior flabellum that is located the low reaches.

6. The motor assembly of a compressor according to claim 5, wherein:

still include vice balancing piece (71), vice balancing piece (71) set up in on vice rotor baffle (2), just vice balancing piece (71) are located adjacent two between first installation department (31), first flabellum (32) with vice balancing piece (71) contactless.

7. The motor assembly of a compressor according to claim 1, wherein:

the motor assembly is characterized in that the first mounting part (31) is of a cylinder structure, a first mounting hole (311) is formed in the first mounting part, the motor assembly further comprises a first fastening piece (41), and the first fastening piece (41) penetrates through the first mounting hole (311) to integrally mount the first mounting part (31) and the auxiliary rotor baffle (2) on the rotor (1).

8. The motor assembly of a compressor according to claim 7, wherein:

first installation department (31) are the cuboid cylinder, its axial one end face with vice rotor baffle (2) laminating setting, another terminal surface of axial of first installation department (31) with the axial one end face of first installation department (31) is parallel, first mounting hole (311) are followed an axial terminal surface of first installation department (31) runs through to another terminal surface of its axial.

9. The motor assembly of a compressor according to claim 1, wherein:

still include main rotor baffle (5) and outer flabellum (6), main rotor baffle (5) set up on the axial other terminal surface of rotor (1), the axial one end of main rotor baffle (5) with rotor (1) meets, the axial other end sets up outer flabellum (6), outer flabellum (6) include second installation department (61) and second flabellum (62), second installation department (61) fixed mounting in on the terminal surface of the axial other end of main rotor baffle (5), along the axial direction of rotor (1), second flabellum (62) connect set up in keeping away from of second installation department (61) main rotor baffle (5) axial one end, just second flabellum (62) towards keeping away from the axial of second installation department (61) and towards the direction in the radial outside extend jointly.

10. The motor assembly of a compressor according to claim 9, wherein:

the second fan blade (62) comprises a second leeward surface (622) relatively close to the second mounting part (61) and a second windward surface (621) relatively far away from the second mounting part (61), the second windward surface (621) is a plane or an arc surface, and when the second windward surface (621) is a plane, the second windward surface and the axial end surface of the main rotor baffle (5) are obliquely intersected with each other, and an oblique included angle B is formed between the second leeward surface and the axial end surface; when the second windward side (621) is an arc surface, a tangent plane at any position on the second windward side is obliquely intersected with the axial end surface of the main rotor baffle (5), and an inclined included angle B' is formed between the tangent plane and the axial end surface.

11. The motor assembly of a compressor according to claim 10, wherein:

when the second windward surface (621) is a plane and the second windward surface is obliquely intersected with the axial end surface of the main rotor baffle (5) and has an inclined included angle of angle B, the angle B belongs to [0 DEG, 45 DEG ]; when the second windward surface (621) is an arc surface, a tangent plane at any position on the second windward surface is obliquely intersected with the axial end surface of the main rotor baffle (5), and an inclined included angle of a slope angle B 'is formed between the second windward surface and the axial end surface, the angle B' is larger than [0 DEG, and the angle is 45 deg ].

12. The motor assembly of a compressor according to claim 10, wherein:

the second fan blade (62) further comprises a second windward end and a second leeward end, the second windward end connecting the second windward surface (621) and the second leeward surface (622) forming a second leading edge (623) of the second fan blade (62), the second leading edge (623) being in contact with the airflow first in one of the second fan blades, the second leeward end connecting the second windward surface and the second leeward surface forming a second trailing edge (624) of the second fan blade (62), the second trailing edge (624) being in contact with the airflow last in one of the second fan blades.

13. The motor assembly of a compressor according to claim 12, wherein:

the second front edge (623) is a surface located on the radial outer side of the second mounting portion (61), the second front edge (623) comprises a front edge plane and a front edge arc surface, the arc surface radius of the front edge arc surface is R5, the second rear edge (624) is a surface located on the radial outer side of the second mounting portion (61) and comprises a rear edge plane and a rear edge arc surface, the arc surface radius of the rear edge arc surface is R6, and R6 is more than or equal to R5;

or the second front edge (623) is a surface located on the radial outer side of the second mounting portion (61), the second front edge only comprises a front edge arc surface, the arc surface radius of the front edge arc surface is R5, the second rear edge (624) is a surface located on the radial outer side of the second mounting portion (61), the second rear edge only comprises a rear edge arc surface, the arc surface radius of the rear edge arc surface is R6, and R6 is greater than or equal to R5.

14. The motor assembly of a compressor according to claim 12, wherein:

the second fan blade (62) further comprises a starting edge (625) and a terminating edge (626) which are positioned on the radial inner side of the second mounting portion (61), the starting edge (625) is connected with the second front edge (623), the terminating edge (626) is connected with the second rear edge (624), the starting edge (625) and the terminating edge (626) are both of a plane structure, and the two plane right-angle included angles are C and have the angle C epsilon [0 DEG, 60 DEG ].

15. The motor assembly of a compressor according to claim 14, wherein:

the second fan blade (62) further comprises an outer fan She Hubu (627) located on the radially inner side of the second mounting portion (61), the outer fan She Hubu (627) is connected between the starting edge (625) and the ending edge (626), and the outer fan She Hubu (627) is of an arc-shaped structure, and the radius of an arc surface of the outer fan is R4; the motor component further comprises a crank shaft (8), the radius of the outer peripheral surface of the crank shaft at the position opposite to the outer fan She Hubu (627) is R3, and R4 is larger than R3.

16. The motor assembly of a compressor according to claim 12, wherein:

the outer fan blades (6) are provided with at least two second mounting parts (61) which are arranged at intervals along the circumferential direction of the rotor (1), the second fan blades (62) of the at least two outer fan blades extend towards the axial direction, the second rear edges (624) of the second fan blades of the two outer fan blades positioned at the upstream of the airflow flowing direction at least partially cover the second front edges (623) of the second fan blades of the outer fan blades positioned at the downstream in the axial end surface projection plane; the covered area is (0-10%) of the area of the second fan blade (62) in the projection plane of the axial end face.

17. The motor assembly of a compressor according to claim 16, wherein:

still include main balancing piece (72), main balancing piece (72) set up in on main rotor baffle (5), just main balancing piece (72) are located the radial outside of second installation department (61), and along axial direction, main balancing piece (72) are located second flabellum (62) with between main rotor baffle (5), second flabellum (62) with main balancing piece (72) contactless.

18. The motor assembly of a compressor according to claim 9, wherein:

the second mounting part (61) is of a cylinder structure, a second mounting hole (611) is formed in the second mounting part, the motor assembly further comprises a second fastening piece (42), and the second fastening piece (42) penetrates through the second mounting hole (611) to integrally mount the second mounting part (61) and the main rotor baffle (5) on the rotor (1).

19. The motor assembly of a compressor according to claim 18, wherein:

second installation department (61) is the cuboid cylinder, its axial one end face with main rotor baffle (5) laminating setting, another terminal surface of axial of second installation department (61) with the axial one end face of second installation department (61) is parallel, second mounting hole (611) are followed an axial terminal surface of second installation department (61) runs through to another terminal surface of its axial.

20. A compressor, characterized by: motor assembly comprising a compressor according to any one of claims 1 to 19, further comprising a casing (9), said motor assembly being arranged inside said casing (9), said casing (9) being either a connected casing or a non-connected casing,

when the shell (9) is a communicated shell, both axial ends of the shell are open ends, and the inner fan blades (3) are arranged at both axial ends or any axial end of the rotor (1); when casing (9) are non-intercommunication formula casing, its axial one end is opened the end other end and is the blind end, interior flabellum (3) set up in rotor (1) orientation the axial one end of blind end, rotor (1) orientation the axial one end of open the end.

21. The compressor of claim 20, wherein:

when the fan blade assembly further comprises outer fan blades (6) and the shell (9) is a communicated shell, the outer fan blades (6) are arranged at two axial ends or at any axial end of the rotor (1); when the shell (9) is a non-communicated shell, the outer fan blades (6) are arranged at one axial end of the rotor (1) facing the open end.

22. The compressor of claim 21, wherein:

the rotor comprises a rotor body (1) and is characterized by further comprising a lug post assembly (10) and a stator (11), wherein the stator (11) is located on the radial periphery of the rotor (1) and is connected with the shell (9), the stator (11) is electrically connected with the lug post assembly (10) through a stator outgoing line (12),

the shell (9) comprises a middle shell part (91) and a tail shell part (92), the middle shell part (91) corresponds to one axial end of the rotor (1), and the tail shell part (92) corresponds to the other axial end of the rotor (1);

when the shell (9) is a communicated shell, the outer fan blade (6) is arranged at one axial end of the rotor (1) opposite to the middle part (91) of the shell and/or at one axial end of the rotor (1) opposite to the tail part (92) of the shell; when the shell (9) is a non-communicated shell, the outer fan blades (6) are arranged at one axial end of the rotor (1) opposite to the middle part (91) of the shell.

23. The compressor of claim 22, wherein:

2 times of the distance between the stator outgoing line (12) and the central hole of the rotor (1) is D2, the inner diameter of the middle part (91) of the shell is D3, the inner diameter of the tail part (92) of the shell is D33, 2 times of the distance between the radial outermost end of the outer fan blade (6) opposite to the middle part (91) of the shell and the central hole of the rotor (1) is D1, and 2 times of the distance between the radial outermost end of the outer fan blade (6) opposite to the tail part (92) of the shell and the central hole of the rotor (1) is D11;

when the shell (9) is a communicated shell or a non-communicated shell, the lug post assembly (10) is arranged in the middle part (91) of the shell, and if an outer fan blade is arranged at one axial end of the rotor (1) opposite to the middle part (91) of the shell, D1 is more than D2 and less than D3;

when the shell (9) is a communicated shell or a non-communicated shell, the lug post assembly (10) is arranged at the tail part (92) of the shell, and if outer fan blades are arranged at one axial end of the rotor (1) opposite to the middle part (91) of the shell, D1 is less than D3, and D2 is less than D33;

when the shell (9) is a communicated shell, the lug post assembly (10) is arranged in the middle of the shell, and outer fan blades (6) are arranged at one axial end of the rotor (1) opposite to the middle (91) of the shell and are arranged at one axial end of the rotor (1) opposite to the tail of the shell, D1 is more than D2 and less than D3, and D11 is more than D33;

when casing (9) are the intercommunication formula casing, just post subassembly (10) set up in the casing afterbody, and with casing middle part relative position when the axial one end of rotor (1) is provided with outer flabellum, and with casing afterbody relative position the axial one end of rotor (1) also is provided with outer flabellum, have D11 < D2 < D33 to and D1 < D3.

24. An air conditioner, characterized in that: comprising a compressor according to any one of claims 20-23.

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