CN217692941U

CN217692941U - High-strength motor shaft

Info

Publication number: CN217692941U
Application number: CN202123383806.8U
Authority: CN
Inventors: 李卓青; 许振妃; 李峰; 余佳龙
Original assignee: FUZHOU WONDER ELECTRIC CO LTD
Current assignee: FUZHOU WONDER ELECTRIC CO LTD
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-10-28
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a high strength motor shaft, its structure includes axle end seat, balanced connecting groove, guide block, shaft bracket, supporting block, axostylus axostyle, coupling, mounting disc, row's guide sleeve, the utility model discloses a shaft bracket is installed in row's guide sleeve groove joint department, is equipped with the continuous integrative air discharge stem of combination on the joint piece, and the opening corresponds and is linked together air guide rod, and first heat insulating mattress pastes with the second heat insulating mattress and establishes on the shaft bracket inner wall, and air guide rod is an air guide arm, and the wall is equipped with the canned paragraph of arranging in proper order along the axial of guide arm, and interior air discharge cylinder section and outer air guide section are continuous an organic whole, and the well ventilation area who just effectively has improved rotor inner chamber of assembly performance for can be in the same direction as taking out steam when the spindle rotates, and then improve the heat dispersion and the life of spindle.

Description

High-strength motor shaft

Technical Field

The utility model relates to a high strength motor shaft belongs to motor shaft technical field.

Background

The shaft is an important part in the motor, and is used as a link for electromechanical energy conversion between the motor and equipment, supporting the rotating part, transmitting torque and determining the relative position of the rotating part to the stator. Therefore, the motor shaft must have a reliable strength and rigidity, ensuring the achievement of the preset design function.

The existing motor shaft can generate friction heat under the action of high-speed rotation, the heat dissipation performance of the motor shaft can be influenced due to the smaller ventilation area of the inner cavity of the rotor, the service life of the motor shaft is further influenced, and the assembly performance of the motor shaft can also be influenced due to the single structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a high strength motor shaft to solve current motor shaft and can produce the frictional heat under high-speed rotation effort, the less heat dispersion that can influence the spindle of rotor inner chamber's draught area, and then influence the life of motor shaft, and the problem of the assembly nature of motor shaft also can be influenced to the single structure.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a high-strength motor shaft structurally comprises a shaft end seat, a balance connecting groove, a guide connecting block, a shaft frame, a supporting block, a motor shaft rod, a shaft joint, a mounting disc and a guide shaft sleeve, wherein the guide connecting block for positioning a mounting point is arranged on the shaft frame in a matched mode, the motor shaft rod connected with the motor shaft rod is arranged on a through groove opening in the surface of the guide connecting block, the front end of the motor shaft rod faces the opening direction of the shaft end seat correspondingly, the mounting disc connected into a whole is arranged on the shaft frame in a combined mode, the opening position of the shaft joint corresponds to the motor shaft rod, and the shaft frame is arranged at the position of a groove joint in the guide shaft sleeve.

Further, arrange the uide bushing and include joint piece, air discharge rod, air guide rod, butt joint, rank spiale, first heat insulating mattress, joint axle sleeve, second heat insulating mattress, be equipped with the continuous integrative air discharge rod of combination on the joint piece, the air guide rod is linked together to air discharge rod opening correspondence, the air guide rod passes through butt joint looks connection rank spiale, rank spiale inlays and establishes continuous joint axle sleeve opening recess, the joint axle sleeve corresponds the recess fixed point department of setting between first heat insulating mattress and second heat insulating mattress both sides, joint axle sleeve and spindle pole joint looks block.

Furthermore, the bearing block opening groove correspondingly penetrates through the organic shaft rod.

Furthermore, the shaft end seat grooves are correspondingly integrated to form a balance connecting groove.

Furthermore, a shaft joint for fixed-point installation is arranged on the installation disc.

Further, the machine shaft rod is vertically arranged at the center line of the groove in the middle of the machine shaft frame.

Furthermore, the front end of the air guide rod is correspondingly embedded with the clamping block.

Furthermore, the first heat insulation pad and the second heat insulation pad are attached to the inner wall of the crankshaft frame.

Advantageous effects

The utility model relates to a high strength motor shaft, the pedestal is installed in row's guide shaft sleeve groove joint department, be equipped with the continuous integrative air discharge stem of combination on the joint piece, the opening correspondence is linked together air guide rod, first heat insulating mattress pastes with the second heat insulating mattress and establishes on the pedestal inner wall, air guide rod is an air guide arm, the wall is equipped with the canned paragraph of arranging in proper order along the axial of guide arm, interior exhaust section and outer air guide section are continuous an organic whole, the better ventilation area who just has effectively improved rotor inner chamber of assemblability, can be in the same direction as the area and derive steam when making the spindle rotate, and then improve the heat dispersion and the life of spindle.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a high-strength motor shaft according to the present invention;

FIG. 2 is a schematic view of the assembly structure of the shaft sleeve of the present invention;

fig. 3 is a schematic view of the air guide assembly structure of the present invention.

In the figure: the shaft comprises a shaft end seat-1, a balance connecting groove-2, a guide connecting block-3, a shaft bracket-4, a supporting block-5, a shaft rod-6, a shaft joint-7, a mounting disc-8, a guide shaft sleeve-9, a clamping block-301, an exhaust rod-302, an air guide rod-303, a butt joint-304, a step connecting shaft-305, a first heat insulation pad-306, a clamping shaft sleeve-307 and a second heat insulation pad-308.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: a high-strength motor shaft structurally comprises a shaft end seat 1, a balance connecting groove 2, a guide connecting block 3, a shaft frame 4, a supporting block 5, a shaft rod 6, a shaft joint 7, a mounting disc 8 and a guide shaft sleeve 9, wherein the guide connecting block 3 with a positioning mounting point is arranged on the shaft frame 4, the shaft rod 6 connected with the front end of the shaft rod 3 is arranged on an opening of a through groove on the surface of the guide connecting block 3, the front end of the shaft rod 6 correspondingly faces the opening direction of the shaft end seat 1, the mounting disc 8 which is combined and connected into a whole is arranged on the shaft frame 4, the opening position of the shaft joint 7 corresponds to the shaft rod 6 of a clamping and connecting machine, the shaft frame 4 is arranged at the position of the groove joint in the guide shaft sleeve 9, the guide shaft sleeve 9 comprises a clamping block 301, an exhaust rod 302, a guide rod 303, a butt joint 304, a step connecting shaft 305, a first heat insulation pad 306, a clamping shaft sleeve 307 and a second heat insulation pad 308, the exhaust rod 302 is integrally connected with the clamping block 301 in a combined and integrated mode, an opening of the exhaust rod 302 is correspondingly communicated with an air guide rod 303, the air guide rod 303 is connected with a step connecting shaft 305 through a butt joint 304, the step connecting shaft 305 is embedded and connected with an opening groove of a clamping shaft sleeve 307, the clamping shaft sleeve 307 is correspondingly arranged at a groove fixed point between two sides of a first heat insulation pad 306 and a second heat insulation pad 308, the clamping shaft sleeve 307 is clamped with a connector of a crankshaft rod 6, an opening groove of a supporting block 5 is correspondingly connected with an organic shaft rod 6 in a penetrating mode, a groove of a shaft end seat 1 is correspondingly integrated to form a balance connecting groove 2, a shaft connector 7 installed at a fixed point is arranged on the installation disc 8, the motor shaft rod 6 is perpendicularly arranged at the middle line position of a groove in the middle of the crankshaft frame 4, the front end of the air guide rod 303 is correspondingly embedded with the clamping block 301, and the first heat insulation pad 306 and the second heat insulation pad 308 are attached to the inner wall of the crankshaft frame 4.

The air guide rod 303 is an air guide rod, the wall surface of the air guide rod is provided with fixing sections which are sequentially arranged along the axial direction of the air guide rod, the inner exhaust cylinder section and the outer air guide section are connected into a whole, and hot air can be guided out along the air guide rod when the crankshaft rotates.

For example: when in use, the crankshaft frame 4 is arranged at the groove joint of the exhaust guide shaft sleeve 9, the joint block 301 is provided with the exhaust rod 302 which is combined and connected into a whole, the opening is correspondingly communicated with the air guide rod 303, the first heat insulation pad 306 and the second heat insulation pad 308 are attached to the inner wall of the crankshaft frame 4, the air guide rod 303 is an air guide rod, the wall surface is provided with fixing sections which are sequentially arranged along the axial direction of the guide rod, the inner exhaust cylinder section and the outer air guide section are connected into a whole, the assembly performance is better, the ventilation area of the inner cavity of the rotor is effectively improved, the crankshaft can guide hot air out along the belt when rotating, and further the heat dissipation performance and the service life of the crankshaft are improved.

The utility model provides a problem be current motor shaft can produce the frictional heat under high-speed rotation effort, and the heat dispersion of spindle can be influenced to rotor cavity's draught area is less, and then influences the life of motor shaft, and the single structure also can influence the assembly nature of motor shaft, the utility model discloses a mutual combination of above-mentioned parts, interior exhaust section and outer air guide section are continuous an organic whole, and the better draught area who just has effectively improved rotor cavity of assembly performance for can be in the same direction as taking out steam when the spindle rotates, and then improve the heat dispersion and the life of spindle.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a high strength motor shaft, its structure includes axle end seat (1), weighing apparatus connects groove (2), leads and connects piece (3), pedestal (4), rest block (5), spindle pole (6), coupling (7), mounting disc (8), arranges guide shaft cover (9), its characterized in that:

the connecting block (3) with the installation points positioned is arranged on the machine shaft frame (4), a connected machine shaft rod (6) is arranged on a through groove opening in the surface of the connecting block (3), the front end of the machine shaft rod (6) correspondingly faces to the opening direction of the shaft end seat (1), a combined and connected integrated mounting disc (8) is arranged on the machine shaft frame (4), the opening position of the shaft joint (7) corresponds to the clamping machine shaft rod (6), and the machine shaft frame (4) is arranged at an inner groove joint of a row guide shaft sleeve (9).

2. The high strength motor shaft of claim 1, wherein: arrange guide shaft cover (9) including joint piece (301), exhaust pole (302), air guide pole (303), butt joint (304), rank spiale (305), first heat insulating mattress (306), joint axle sleeve (307), second heat insulating mattress (308), be equipped with the continuous integrative exhaust pole (302) of combination on joint piece (301), air guide pole (303) opening correspondence is linked together, air guide pole (303) are through butt joint (304) looks spiale (305), rank spiale (305) are inlayed and are established continuous joint axle sleeve (307) open groove, joint axle sleeve (307) correspond to set the recess between first heat insulating mattress (306) and second heat insulating mattress (308) both sides and decide some department, joint axle sleeve (307) and shaft pole (6) joint looks block.

3. The high strength motor shaft of claim 1, wherein: the opening groove of the supporting block (5) is correspondingly connected with the organic shaft rod (6) in a penetrating way.

4. The high strength motor shaft of claim 1, wherein: the grooves of the shaft end seat (1) are correspondingly integrated to form a balance connecting groove (2).

5. The high strength motor shaft of claim 1, wherein: and a shaft joint (7) installed at a fixed point is arranged on the installation disc (8).

6. The high strength motor shaft of claim 1, wherein: the machine shaft rod (6) is vertically arranged at the central line position of the groove in the middle of the machine shaft frame (4).