CN216162486U - Matching structure of cast-aluminum rotor and rotating shaft - Google Patents

Abstract

The utility model belongs to the technical field of rotors, in particular to a matching structure of a cast aluminum rotor and a rotating shaft, which comprises a rotor iron core; a rotating shaft is rotatably connected inside the rotor iron core; a bearing is arranged on the side wall of the rotating shaft; a water tank is fixedly connected to the side wall of the rotor iron core; through the heat absorbing sheet, stirring fan blade, mutually support between conducting strip and the fan, when the pivot rotates, the inside heat energy that produces of rotor core, the inside heat energy of rotor core is absorbed to the heat absorbing sheet and is passed through the coolant liquid cooling, the pivot drives stirring fan blade and rotates, stirring cooling lets it even, the surface of conducting strip is carried to the heat in No. two heat absorbing sheets absorption coolants, rotate through the fan and extract the heat and blow off the heat incasement portion, extract the exhaust heat energy, the heat discharge cooling of rotor core inside, the heat energy that the rotor core internals during operation produced has been reduced, prevent that the part from bluing and crooked damage.

Description

Matching structure of cast-aluminum rotor and rotating shaft

Technical Field

The utility model belongs to the technical field of rotors, and particularly relates to a matching structure of a cast aluminum rotor and a rotating shaft.

Background

The cast aluminum rotor is a rotating body supported by a bearing, and the cast aluminum rotor in the motor generally comprises an iron core wound with a coil, a slip ring, a fan blade and the like, and is an important part rotating at high speed in power machinery such as an electric motor, an engine, a gas turbine and the like.

Among the prior art at present, because the rotor is rotatory under high speed, can produce a large amount of heat energy during high-speed rotation, heat energy can lead to body and bearing to appear bluing phenomenon if too high, leads to inside aluminium to flow out when serious, and local produces the bending because of heat energy is too high, consequently, proposes the cooperation structure of cast aluminium rotor and pivot.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects of the prior art and solve the problems that the rotor rotates at a high speed, a large amount of heat energy is generated during the high-speed rotation, the body and the bearing are blued if the heat energy is too high, internal aluminum flows out if the heat energy is serious, and the part is bent due to the overhigh heat energy, the utility model provides a matching structure of a cast aluminum rotor and a rotating shaft.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a matching structure of a cast aluminum rotor and a rotating shaft, which comprises a rotor iron core; a rotating shaft is rotatably connected inside the rotor iron core; a bearing is arranged on the side wall of the rotating shaft; a water tank is fixedly connected to the side wall of the rotor iron core; a heat dissipation box is arranged on the side wall of the water tank; the rotating shaft penetrates through the middle part of the water tank; the rotating shaft penetrates through the middle part of the heat dissipation box; a cooling device is arranged inside the water tank; the heat energy in the rotor core can be reduced, and the internal parts are prevented from being blued or damaged by bending.

Preferably, the cooling mechanism comprises a first heat absorbing sheet, stirring fan blades, a second heat absorbing sheet, heat conducting sheets and a sealing gasket; the first heat absorbing sheet is fixedly connected to the inner side wall of the water tank; the stirring fan blades are fixedly connected to the side wall of the rotating shaft; the second heat absorbing sheet is fixedly connected to the side wall of the water tank; the heat conducting fins are fixedly connected to the side wall of the water tank; the sealing gasket is fixedly connected to the inner side wall of the water tank; the stirring fan blade pair can rotate to enable the cooling liquid to flow, and the heat is dissipated to the inside of the rotor iron core.

Preferably, the side wall of the heat dissipation box is provided with a plurality of holes; the side wall of the rotating shaft is fixedly connected with a fan; the side wall of the heat dissipation box is provided with a heat dissipation plate; the heat energy can be extracted through the cooperation of the fan and the rotation.

Preferably, a splice plate is fixedly connected to the side wall of the water tank; a first splicing piece is fixedly connected to the side wall of the water tank; a second splicing piece is fixedly connected to the side wall of the heat dissipation box; an elastic piece is fixedly connected to the inner side wall of the second splicing piece; the inner side wall of the second splicing piece is connected with an extrusion clamping block in a sliding manner; the fixture block can be quickly installed and fixed by extruding and extruding the heat dissipation box.

Preferably, an elliptical magnetic part is fixedly connected inside the extrusion fixture block; the elliptical magnetic piece is connected to the side wall of the second splicing piece in a sliding manner; the heat dissipation box can be detached through mutual repulsion force between the magnetic parts, and the heat dissipation box can be clamped and fixed when being installed.

Preferably, the side wall of the heat dissipation box is fixedly connected with a dustproof baffle; the dustproof baffle fixedly connected with the side wall of the heat dissipation box can shield dust, so that the dust can be blocked on the side wall or the outside of the dustproof baffle and is easy to clean.

The utility model has the beneficial effects that:

1. the utility model provides a matching structure of a cast aluminum rotor and a rotating shaft, wherein a first heat absorbing sheet, a stirring fan blade, a heat conducting sheet and a fan are matched with each other, when the rotating shaft rotates, heat energy is generated inside a rotor iron core, the first heat absorbing sheet absorbs the heat energy inside the rotor iron core and cools through cooling liquid, the rotating shaft drives the stirring fan blade to rotate, the stirring cooling is uniform, a second heat absorbing sheet absorbs the heat in the cooling liquid and conveys the heat to the surface of the heat conducting sheet, the heat is extracted through the rotation of the fan and blown out of a heat dissipation box, the exhausted heat energy is extracted, the heat inside the rotor iron core is exhausted and cooled, the heat energy generated when parts inside the rotor iron core work is reduced, and the parts are prevented from being bluish and are prevented from being bent and damaged.

2. The utility model provides a matching structure of a cast aluminum rotor and a rotating shaft, which is characterized in that through mutual matching between a second splicing piece, an elastic piece, an extrusion clamping block and an elliptical magnetic piece, when internal parts of a water tank and a heat dissipation box are damaged, one magnetic piece is pressed against the elliptical magnetic piece, the elliptical magnetic piece is extruded to electrically extrude the clamping block to slide downwards to extrude the elastic piece through the repulsive force between the magnetic piece and the elliptical magnetic piece, then the heat dissipation box is pulled out, the work of disassembling the heat dissipation box can be realized, when the assembling is needed, the extrusion clamping block is pressed, the extrusion clamping block extrudes the elastic piece to shrink, the second splicing piece is inserted into the first splicing piece, the elastic piece rebounds to extrude the clamping block to clamp the internal hole groove of the first splicing piece, the quick assembling and fixing are realized, and the assembling and disassembling speed during the internal parts overhauling of the water tank and the heat dissipation box is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

FIG. 1 is a perspective view of a first embodiment of the present invention;

FIG. 2 is a sectional view of a water tank according to the first embodiment;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is an enlarged view at B in FIG. 2;

FIG. 5 is a schematic view of a heat dissipation case according to a second embodiment;

illustration of the drawings:

in the figure: 1. a rotor core; 11. a rotating shaft; 12. a bearing; 2. a water tank; 21. a first heat absorbing sheet; 22. a stirring fan blade; 23. a second heat absorbing sheet; 24. a heat conductive sheet; 25. a gasket; 3. a heat dissipation box; 31. a fan; 32. an outer fan blade; 4. splicing plates; 41. a splice member; 42. a second splice; 43. an elastic member; 44. extruding the fixture block; 45. an elliptical magnetic member; 5. a dust-proof baffle plate; 6. a first cover plate; 61. and a second cover plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-4, the structure for matching a cast aluminum rotor with a rotating shaft includes a rotor core 1; a rotating shaft 11 is rotatably connected inside the rotor core 1; a bearing 12 is arranged on the side wall of the rotating shaft 11; the side wall of the rotor iron core 1 is fixedly connected with a water tank 2; the side wall of the water tank 2 is provided with a heat dissipation tank 3; the rotating shaft 11 penetrates through the middle part of the water tank 2; the rotating shaft 11 penetrates through the middle part of the heat dissipation box 3; a cooling device is arranged inside the water tank 2; the during operation, a large amount of coolants are equipped with in the inside of water tank 2, rotor core 1's internals drives pivot 11 and rotates at a high speed, pivot 11 rotates and drives bearing 12 and rotate the work, when rotor core 1 is inside when producing high heat energy because of internals work, the heat can be absorbed to the coolant liquid of 2 inside water tanks, play the effect of cooling down 1 inside rotor core, 2 inside cooling body operation in water tank dispel the heat simultaneously, can make and reduce 1 inside heat energy of rotor core, prevent that internals from bluing or bending damage.

The cooling mechanism comprises a first heat absorbing sheet 21, stirring fan blades 22, a second heat absorbing sheet 23, heat conducting sheets 24 and a sealing gasket 25; the first heat absorbing sheet 21 is fixedly connected to the inner side wall of the water tank 2; the stirring fan blades 22 are fixedly connected to the side wall of the rotating shaft 11; the second heat absorbing sheet 23 is fixedly connected to the side wall of the water tank 2; the heat conducting fin 24 is fixedly connected to the side wall of the water tank 2; the sealing gasket 25 is fixedly connected with the inner side wall of the water tank 2; during operation, 1 inside work of rotor core, drive pivot 11 and rotate, heat absorbing sheet 21 can absorb the heat energy of 1 inside of rotor core, the coolant liquid is cooled down to heat absorbing sheet 21 No. one, pivot 11 drives stirring fan blade 22 and rotates, stirring fan blade 22 rotates and drives the inside coolant liquid of 2 inside of water tank and flow, let the coolant liquid of 2 inside of water tank even, No. two heat absorbing sheet 23 simultaneously absorb the heat of the inside coolant liquid of water intaking case 2, carry the inside of radiator box 3 through conducting strip 24, at last from the inside air heat dissipation discharge through radiator box 3, sealed pad 25 has played the sealed effect to the coolant liquid, when preventing that pivot 11 from rotating, the coolant liquid oozes, can make to rotate through stirring fan blade 22 and make the coolant liquid flow, dispel the heat to the inside of rotor core 1.

The side wall of the heat dissipation box 3 is provided with a plurality of holes; a fan 31 is fixedly connected to the side wall of the rotating shaft 11; the side wall of the heat dissipation box 3 is provided with external fan blades 32; when the heat sink works, heat absorbed by cooling liquid in the water tank 2 is absorbed by the second heat absorbing sheet 23 and conveyed to the surface of the heat conducting sheet 24, the rotating shaft 11 rotates to drive the fan 31 to rotate, the fan 31 absorbs heat on the surface of the heat conducting sheet 24, air is blown and discharged from holes in the side wall of the heat dissipation box 3, heat discharged from the side wall of the heat dissipation box 3 is extracted through the external fan blades 32, and the heat can be extracted through the matching of the fan 31 and the external fan blades 32 in a rotating mode.

A splice plate 4 is fixedly connected to the side wall of the water tank 2; a first splicing piece 41 is fixedly connected to the side wall of the water tank 2; a second splicing piece 42 is fixedly connected to the side wall of the heat dissipation box 3; the inner side wall of the second splicing member 42 is fixedly connected with an elastic member 43; an extrusion fixture block 44 is connected to the inner side wall of the second splicing element 42 in a sliding manner; during operation, when installing heat dissipation case 3, aim at the inside of splice plate 4 with No. two splicers 42 of 3 lateral wall rigid couplings of heat dissipation case, extrude extrusion fixture block 44, extrude fixture block 44 and can extrude the shrink of elastic component 43, realize fixing with the inside of No. two splicers 42 direct injection splice 41, can make and install fixedly fast through extrusion fixture block 44 in the time of installing heat dissipation case 3.

An elliptical magnetic part 45 is fixedly connected inside the extrusion fixture block 44; the elliptical magnetic piece 45 is connected to the side wall of the second splicing piece 42 in a sliding manner; when the heat dissipation box 3 is in work, when parts inside the water tank 2 and the heat dissipation box 3 are damaged, one magnetic piece is taken, the magnetic piece and the elliptic magnetic piece 45 have repulsive action and are aligned to the surface of the elliptic magnetic piece 45, the elliptic magnetic piece 45 can extrude the extrusion clamping block 44 to slide downwards, and the heat dissipation box 3 can be overhauled after being pulled out; the heat dissipation box 3 can be detached through the mutual repulsion force between the magnetic parts, and the heat dissipation box can be clamped and fixed when being installed.

The side wall of the heat dissipation box 3 is fixedly connected with a dustproof baffle 5; the during operation, rotating as pivot 11 and can driving outside part and rotate, produce the air current, can bring near dust simultaneously and float, in order to prevent that the dust from getting into that heat dissipation case 3 is inside to be difficult to the clearance, shelter from through dust damper 5 of the lateral wall rigid coupling of heat dissipation case 3, can make the dust all blocked at the lateral wall or the outside of dust damper 5, clear up easily.

Example two

Referring to fig. 5, in a first comparative example, as another embodiment of the present invention, a first cover plate 6 is disposed on a side wall of the heat dissipation box 3; a second cover plate 61 is arranged on the side wall of the rotor iron core 1; the during operation is deposited in the mill, waits to sell, and apron 6 No. one of the lateral wall installation of heat dissipation case 3, apron 61 No. two of the lateral wall installation of rotor core 1, two have all played the guard action, and one comes to collide important part in order to prevent other equipment friction, and two also is dustproof effect of preventing impurity.

The working principle is as follows: when the cooling device works, a large amount of cooling liquid is filled in the water tank 2, internal parts of the rotor core 1 drive the rotating shaft 11 to rotate at a high speed, the rotating shaft 11 rotates to drive the bearing 12 to rotate to work, when high heat energy is generated in the rotor core 1 due to the work of the internal parts, the cooling liquid in the water tank 2 can absorb heat to cool the interior of the rotor core 1, and meanwhile, a cooling mechanism in the water tank 2 operates to dissipate heat, so that the heat energy in the rotor core 1 can be reduced, and the internal parts are prevented from being blued or damaged by bending; the rotor core 1 works internally to drive the rotating shaft 11 to rotate, the first heat absorbing sheet 21 can absorb heat energy inside the rotor core 1, the first heat absorbing sheet 21 is cooled by cooling liquid, the rotating shaft 11 drives the stirring fan blades 22 to rotate, the stirring fan blades 22 rotate to drive the cooling liquid inside the water tank 2 to flow, the cooling liquid inside the water tank 2 is uniform, meanwhile, the second heat absorbing sheet 23 absorbs the heat energy of the cooling liquid inside the water tank 2 and is conveyed to the inside of the heat dissipation box 3 through the heat conducting sheets 24, finally, the cooling liquid is dissipated from air inside the heat dissipation box 3 through heat dissipation, the sealing gasket 25 plays a role in sealing the cooling liquid, the cooling liquid is prevented from seeping when the rotating shaft 11 rotates, the cooling liquid can flow through the rotation of the stirring fan blades 22, and the heat is dissipated into the inside of the rotor core 1; the heat energy absorbed by the cooling liquid in the water tank 2 is absorbed by the second heat absorbing sheet 23 and is conveyed to the surface of the heat conducting sheet 24, the rotating shaft 11 drives the fan 31 to rotate when rotating, the fan 31 absorbs heat on the surface of the heat conducting sheet 24, the air is blown out of the hole in the side wall of the heat dissipation box 3 and is exhausted out of the hole in the side wall of the heat dissipation box 3 through the external fan blade 32, and the heat energy can be extracted out through the cooperation of the rotation of the fan 31 and the external fan blade 32; when the heat dissipation box 3 is installed, the second splicing piece 42 fixedly connected with the side wall of the heat dissipation box 3 is aligned to the inside of the splicing plate 4, the clamping block 44 is extruded, the elastic piece 43 is extruded by the extruding clamping block 44 to shrink, and the second splicing piece 42 is directly inserted into the first splicing piece 41 to be fixed, so that the heat dissipation box 3 can be quickly installed and fixed by extruding the clamping block 44; when parts inside the water tank 2 and the heat dissipation tank 3 are damaged, a magnetic piece is taken, the magnetic piece and the elliptical magnetic piece 45 have repulsive action and are aligned to the surface of the elliptical magnetic piece 45, the elliptical magnetic piece 45 can extrude the extrusion clamping block 44 to slide downwards, and the heat dissipation tank 3 can be overhauled after being pulled out; the heat dissipation box 3 can be disassembled through the mutual repulsion force between the magnetic parts, and the heat dissipation box can be clamped and fixed when being assembled; when the rotating shaft 11 rotates, the external parts can be driven to rotate, air flow is generated, meanwhile, nearby dust can be driven to float, in order to prevent the dust from entering the heat dissipation box 3, the dust is not easy to clean, the dust is shielded by the dustproof baffle 5 fixedly connected with the side wall of the heat dissipation box 3, and the dust can be shielded on the side wall or the outer surface of the dustproof baffle 5 and is easy to clean.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims (6)

1. Cast the cooperation structure of aluminium rotor and pivot, its characterized in that: comprising a rotor core (1); a rotating shaft (11) is rotatably connected inside the rotor iron core (1); a bearing (12) is arranged on the side wall of the rotating shaft (11); a water tank (2) is fixedly connected to the side wall of the rotor iron core (1); a heat dissipation box (3) is mounted on the side wall of the water tank (2); the rotating shaft (11) penetrates through the middle part of the water tank (2); the rotating shaft (11) penetrates through the middle part of the heat dissipation box (3); and a cooling device is arranged in the water tank (2).

2. The structure of claim 1, wherein the cast aluminum rotor is matched with the rotating shaft, and the structure comprises: the cooling device comprises a first heat absorbing sheet (21), stirring fan blades (22), a second heat absorbing sheet (23), heat conducting sheets (24) and a sealing gasket (25); the first heat absorbing sheet (21) is fixedly connected with the inner side wall of the water tank (2); the stirring fan blades (22) are fixedly connected to the side wall of the rotating shaft (11); the second heat absorbing sheet (23) is fixedly connected to the side wall of the water tank (2); the heat conducting fins (24) are fixedly connected to the side wall of the water tank (2); the sealing gasket (25) is fixedly connected with the inner side wall of the water tank (2).

3. The structure of claim 2, wherein the cast aluminum rotor is matched with the rotating shaft, and the structure comprises: the side wall of the heat dissipation box (3) is provided with a plurality of holes; a fan (31) is fixedly connected to the side wall of the rotating shaft (11); the side wall of the heat dissipation box (3) is provided with external fan blades (32).

4. The structure of claim 3, wherein the cast-aluminum rotor is matched with the rotating shaft, and the structure comprises: a splice plate (4) is fixedly connected to the side wall of the water tank (2); a first splicing piece (41) is fixedly connected to the side wall of the water tank (2); a second splicing piece (42) is fixedly connected to the side wall of the heat dissipation box (3); an elastic piece (43) is fixedly connected to the inner side wall of the second splicing piece (42); and the inner side wall of the second splicing piece (42) is connected with an extrusion clamping block (44) in a sliding manner.

5. The structure of claim 4, wherein the cast-aluminum rotor is matched with the rotating shaft, and the structure comprises: an elliptical magnetic part (45) is fixedly connected inside the extrusion fixture block (44); the elliptical magnetic piece (45) is connected to the side wall of the second splicing piece (42) in a sliding mode.

6. The structure of claim 5, wherein the cast-aluminum rotor is matched with the rotating shaft, and the structure comprises: the side wall of the heat dissipation box (3) is fixedly connected with a dustproof baffle (5).

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