CN215580611U

CN215580611U - Novel plastic magnetic rotor shaft core

Info

Publication number: CN215580611U
Application number: CN202122313593.5U
Authority: CN
Inventors: 孙建男
Original assignee: Haiya Hi Plastic Magnetic Technology Kunshan Co ltd
Current assignee: Haiya Hi Plastic Magnetic Technology Kunshan Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-01-18
Anticipated expiration: 2031-09-24

Abstract

The utility model discloses a novel plastic-magnetic rotor shaft core which comprises a shaft core, wherein a rotor is arranged on the outer side of the shaft core, a connecting sleeve is arranged in the middle of the shaft core and the rotor, the rotor comprises an iron core, a supporting block is fixedly arranged in the iron core, the front end of the supporting block is connected with a spring, the front end of the spring is connected with a sliding block, the connecting sleeve comprises a sleeve, a sliding groove is formed in the outer side of the sleeve, and a fixing sleeve is arranged on the outer side of the tail end of the shaft core. This novel mould magnetism rotor axle core presss from both sides through the middle part at the outside of axle core and rotor and is equipped with the adapter sleeve, and the adapter sleeve hugs closely with the outer wall of axle core to carry out the gomphosis installation through spout, supporting shoe and sliding block with the adapter sleeve, be convenient for guarantee the installation stability of rotor, avoid the rotor to appear sliding and rock the unbalance at high-speed pivoted in-process, ensure the stable use of axle core and rotor in motor inside.

Description

Novel plastic magnetic rotor shaft core

Technical Field

The utility model relates to the technical field of motor parts, in particular to a novel plastic magnetic rotor shaft core.

Background

In some motor applications, the cooperation linkage of axle core and rotor mainly adopts processing annular knurl cooperation on the axle core or with rotor and axle core assembly back spot welding fixed, this kind of mode can lead to the cooperation to become flexible or dismantle trouble in long use, some motors in addition support the section diameter different because the axle core cooperation needs to control, cause both unbalanced in atress, support the section and the installation section direct great stress concentration phenomenon that forms easily at the less support section of diameter, under the high-speed rotary motion of axle core, easily because of high temperature crack production, lead to the earlier condemned condition of appearing of axle core, influence the life of axle core.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel plastic magnetic rotor shaft core to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: novel mould magnetism rotor axle core, including the axle core, the outside of axle core is equipped with the rotor, the middle part of axle core and rotor is equipped with the adapter sleeve, the rotor includes the iron core, the inside fixed mounting of iron core has the supporting shoe, the front end of supporting shoe is connected with the spring, the front end of spring is connected with the sliding block, the adapter sleeve includes the sleeve, the spout has been seted up in the telescopic outside, fixed cover is installed in the tail end outside of axle core.

Optionally, a heat dissipation cavity is formed in the shaft core, and a heat dissipation mechanism is mounted in the middle of the heat dissipation cavity.

Optionally, the heat dissipation mechanism includes the axis of rotation, the axis of rotation is hugged closely on the inner wall in heat dissipation chamber, just first flabellum is installed to the one end of axis of rotation, the second flabellum is installed to the other end of heat dissipation mechanism, first flabellum and second flabellum are the paddle form.

Optionally, the fixed sleeve comprises a rotating cylinder, the front side of the rotating cylinder is provided with first threads, the inner part of the first threads is connected with second threads, the second threads are arranged on the outer side of the tail end of the shaft core, and bolts are arranged in the middle of the rotating cylinder and the shaft core.

Optionally, the width values of the sliding groove, the supporting block and the sliding block are the same, and the length value of the sliding groove is the same as that of the sleeve.

Optionally, the number of the sliding grooves, the number of the supporting blocks and the number of the sliding blocks are four and are all a plurality, and the sliding blocks are uniformly distributed around the circumference of the shaft core.

Compared with the prior art, the utility model has the beneficial effects that:

1. this novel mould magnetism rotor axle core presss from both sides through the middle part at the outside of axle core and rotor and is equipped with the adapter sleeve, and the adapter sleeve hugs closely with the outer wall of axle core to carry out the gomphosis installation through spout, supporting shoe and sliding block with the adapter sleeve, be convenient for guarantee the installation stability of rotor, avoid the rotor to appear sliding and rock the unbalance at high-speed pivoted in-process, ensure the stable use of axle core and rotor in motor inside.

2. This novel mould magnetism rotor axle core is equipped with fixed cover through the tail end at the axle core, and axle core front end is equipped with the arch and blocks the front end of fixed cover, and fixed cover and axle core carry out threaded connection through first screw thread and second screw thread, carries on spacingly under the fixed of bolt afterwards, is convenient for fix the rotor, convenient dismantlement and the installation of the rotor of being convenient for on the axle core.

Drawings

FIG. 1 is a schematic view of the overall structure of the novel plastic-magnetic rotor shaft core of the present invention;

FIG. 2 is a cross-sectional view of the novel plastic-magnetic rotor shaft core of the present invention;

FIG. 3 is a schematic view of the novel plastic-magnetic rotor shaft core according to the present invention;

FIG. 4 is a rotor schematic view of the novel plastic-magnetic rotor shaft core of the present invention;

FIG. 5 is a schematic view of a connecting sleeve of the novel plastic-magnetic rotor shaft core of the utility model;

fig. 6 is a schematic view of a heat dissipation mechanism of the novel plastic-magnetic rotor shaft core of the utility model.

In the figure: 1. a shaft core; 2. a rotor; 21. an iron core; 22. a support block; 23. a spring; 24. a slider; 3. connecting sleeves; 31. a sleeve; 32. a chute; 4. fixing a sleeve; 41. a bolt; 42. a rotating cylinder; 43. a first thread; 44. a second thread; 5. a heat dissipation cavity; 6. a heat dissipation mechanism; 61. a rotating shaft; 62. a first fan blade; 63. a second fan blade.

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.

Referring to fig. 1 to 6, the present invention provides a novel plastic-magnetic rotor shaft core, which includes a shaft core 1, a rotor 2 is disposed on an outer side of the shaft core 1, a connecting sleeve 3 is disposed in a middle portion of the shaft core 1 and the rotor 2, the rotor 2 includes an iron core 21, a supporting block 22 is fixedly mounted inside the iron core 21, a spring 23 is connected to a front end of the supporting block 22, a sliding block 24 is connected to a front end of the spring 23, the connecting sleeve 3 includes a sleeve 31, a sliding groove 32 is formed on an outer side of the sleeve 31, and a fixing sleeve 4 is mounted on an outer side of a tail end of the shaft core 1.

The heat dissipation chamber 5 has been seted up to the inside of axle core 1, and the mid-mounting in heat dissipation chamber 5 has heat dissipation mechanism 6, and the central point that sets up in heat dissipation chamber 5 is convenient for to axle core 1 puts and dispels the heat, avoids the heat dissipation inequality of the depths of axle core 1 to cause axle core 1 outer cold interior heat, avoids axle core 1 to appear the crack damage.

The heat dissipation mechanism 6 comprises a rotating shaft 61, the rotating shaft 61 is tightly attached to the inner wall of the heat dissipation cavity 5, a first fan blade 62 is installed at one end of the rotating shaft 61, a second fan blade 63 is installed at the other end of the heat dissipation mechanism 6, the first fan blade 62 and the second fan blade 63 are in a paddle shape, the first fan blade 62 and the second fan blade 63 conduct out heat inside the heat dissipation cavity 5 and are in contact with cooling oil outside the shaft core, heat dissipation in deep position is conducted, and the heat dissipation effect of the shaft core 1 and the rotor 2 is guaranteed.

Fixed cover 4 is equipped with first screw thread 43 including rotating a section of thick bamboo 42, the front side of rotating a section of thick bamboo 42, and the internal connection of first screw thread 43 has second screw thread 44, and second screw thread 44 sets up in the tail end outside of axle core 1, and the mid-mounting who rotates a section of thick bamboo 42 and axle core 1 has bolt 41, and the setting of fixed cover 4 is convenient for install the rotor 2 lock joint in the middle part of axle core 1, and the later stage of being convenient for is installed and is dismantled, improves the dismantlement efficiency of device.

The width value between spout 32 and supporting shoe 22 and the sliding block 24 is unanimous, and the length value of spout 32 is unanimous with the length value of sleeve 31, and supporting shoe 22 and sliding block 24 slidable mounting are in the inside of spout 32, and promote the compression to spring 23, are convenient for guarantee rotor 2 and adapter sleeve 3's connection stability, avoid rotor 2 to appear axial rotation.

Spout 32, supporting shoe 22 and sliding block 24's quantity is four and is a plurality ofly, and the circumference equipartition of duplex winding axle core 1, spout 32 and supporting shoe 22, the 24 heat transfer of sliding block set up on rotor 2 and connecting face of adapter sleeve 3, to adapter sleeve 3, spout 32 and supporting shoe 22's setting is connected rotor 2 on adapter sleeve 3, and through adapter sleeve 3 and axle core 1's zonulae occludens, guarantee rotor 2's installation stability, be convenient for install and use rotor 2.

The working principle is as follows: when the device is used, the rotor 2 is arranged on the outer side of the shaft core 1, the connecting sleeve 3 is arranged in the middle of the shaft core 1 and the rotor 2, the sliding groove 32 on the connecting sleeve 3 is sleeved with the supporting block 22 and the sliding block 24 in the rotor 2, the spring 23 is connected with the middle of the sliding block 24 and the supporting block 22, the connection tightness between the rotor 2 and the connecting sleeve 3 is increased by compressing the spring 23 in the process of connecting the rotor 2 and the connecting sleeve 3, the axial rotation and radial sliding of the rotor 2 and the connecting sleeve 3 are avoided, the connecting sleeve 3 is directly sleeved on the outer side of the middle of the shaft core 1, the shaft core 1 is connected with the rotor 2, the rotor 2 is ensured to axially rotate along with the shaft core 1, and the sliding of the rotor 2 is avoided;

a fixed sleeve 4 is arranged below the rotor 2, and the fixed sleeve 4 is connected with the shaft core 1 through a rotating cylinder 42 and a second thread 44 to position the rotor 2, so that the rotor 2 can be conveniently mounted and dismounted;

the middle part of the shaft core 1 is provided with a heat dissipation cavity 5, the inside of the heat dissipation cavity 5 is provided with a heat dissipation mechanism 6, the rotating shaft 61 exchanges heat in the middle part of the heat dissipation cavity 5 out, and the heat is exchanged and cooled under the impact of the cooling liquid of the shaft core 1 during working through the first fan blade 62 and the second fan blade 63 in the heat dissipation mechanism 6.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Novel mould magnetism rotor axle core, including axle core (1), its characterized in that, the outside of axle core (1) is equipped with rotor (2), the middle part of axle core (1) and rotor (2) is equipped with adapter sleeve (3), rotor (2) are including iron core (21), the inside fixed mounting of iron core (21) has supporting shoe (22), the front end of supporting shoe (22) is connected with spring (23), the front end of spring (23) is connected with sliding block (24), adapter sleeve (3) are including sleeve (31), spout (32) have been seted up in the outside of sleeve (31), fixed cover (4) are installed in the tail end outside of axle core (1).

2. The novel plastic-magnetic rotor shaft core according to claim 1, wherein a heat dissipation cavity (5) is formed inside the shaft core (1), and a heat dissipation mechanism (6) is installed in the middle of the heat dissipation cavity (5).

3. The novel plastic-magnetic rotor shaft core as claimed in claim 2, wherein the heat dissipation mechanism (6) comprises a rotating shaft (61), the rotating shaft (61) is tightly attached to the inner wall of the heat dissipation cavity (5), a first fan blade (62) is installed at one end of the rotating shaft (61), a second fan blade (63) is installed at the other end of the heat dissipation mechanism (6), and the first fan blade (62) and the second fan blade (63) are both in a paddle shape.

4. The novel plastic-magnetic rotor shaft core as claimed in claim 1, characterized in that the fixed sleeve (4) comprises a rotating cylinder (42), a first thread (43) is arranged on the front side of the rotating cylinder (42), a second thread (44) is connected to the inside of the first thread (43), the second thread (44) is arranged on the outer side of the tail end of the shaft core (1), and a bolt (41) is arranged between the rotating cylinder (42) and the shaft core (1).

5. The plastic-magnetic rotor shaft core according to claim 1, characterized in that the sliding groove (32) is in accordance with the width value between the supporting block (22) and the sliding block (24), and the length value of the sliding groove (32) is in accordance with the length value of the sleeve (31).

6. The novel plastic-magnetic rotor shaft core as claimed in claim 1, wherein the number of the sliding grooves (32), the supporting blocks (22) and the sliding blocks (24) is four and is all multiple, and the sliding grooves, the supporting blocks and the sliding blocks are uniformly distributed around the circumference of the shaft core (1).