CN212486298U

CN212486298U - Motor of abrasionproof decreases motor shaft

Info

Publication number: CN212486298U
Application number: CN202021238566.5U
Authority: CN
Inventors: 马寅虎; 伊强; 尹龙飞; 孔二虎; 次宏杰
Original assignee: Hebei De'ao Technology Co ltd
Current assignee: Hebei De'ao Technology Co ltd
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2021-02-05
Anticipated expiration: 2030-06-29

Abstract

The utility model relates to the technical field of motors, especially, relate to a motor of abrasionproof decreases motor shaft, solved the problem of wearing and tearing between the motor shaft of two segmentations among the prior art and the transition axle. The utility model provides a motor of abrasionproof decreases motor shaft, includes the motor and is the motor shaft of two segmentation structures, the motor shaft includes interior axle and outer axle, still includes the abrasionproof and decreases the mechanism, the abrasionproof decrease the mechanism include with interior axle and outer axle looks adaptation prevent centrifugal subassembly. The utility model discloses a set up the abrasionproof and decrease mechanism cover and establish and be two segmentation and each other contactless interior axle and outer axle, the effectual thermal-insulated of having guaranteed the motor shaft, the effectual both ends motor shaft of having avoided is more stable because of the wearing and tearing that the contact caused, and the device centrifugation rotates moreover, and it is more convenient to change the use, and life is higher, therefore, the utility model discloses the effectual problem of wearing and tearing between motor shaft and the transition axle of having solved two segmentations has realized a motor that has the abrasionproof and decreases the motor shaft.

Description

Motor of abrasionproof decreases motor shaft

Technical Field

The utility model relates to the technical field of motors, especially, relate to a motor of abrasionproof decreases motor shaft.

Background

The motor is an electromagnetic device for realizing electric energy conversion or transmission according to an electromagnetic induction law.

The prior publication numbers are: CN207652210U (motor shaft), through adding the transition axle, isolated outer heat-conduction between pivot and the internal shaft to avoid the internal shaft that high temperature leads to and connecting piece complex inefficacy such as bearing in the motor, and then promote the stability and the reliability of motor work.

However, for the motor shaft in the comparative patent, the addition of a transition shaft between the outer and inner shafts results in: the two-section type outer rotating shaft and inner rotating shaft are in contact friction with the transition shaft for a long time and are damaged, so that the installation of the motor shaft at the transition shaft is unstable.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a motor of abrasionproof decreases motor shaft has solved the problem of wearing and tearing between the motor shaft of two segmentations among the prior art and the transition axle.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a motor of abrasionproof decreases motor shaft, includes the motor and is the motor shaft of two segmentation structures, the motor shaft includes interior axle and outer axle, still includes the abrasionproof and decreases the mechanism, the abrasionproof decreases the mechanism include with interior axle and outer axle looks adaptation prevent centrifugal subassembly, the abrasionproof decreases mechanism both ends demountable installation respectively and overlaps, interior axle and outer epaxial flange ring are connected through the installation cover with corresponding, make the abrasionproof decrease mechanism cover establish in axle and outer epaxial.

Preferably, the anti-abrasion mechanism further comprises a fixed sleeve, and the fixed sleeve is provided with heat dissipation holes.

Preferably, the two ends of the fixed sleeve are provided with mounting rings matched with the inner diameter of the mounting sleeve, and a detachable limiting member is arranged between the mounting sleeve and the mounting rings to limit the circumferential rotation of the mounting sleeve and limit the closing force of the fixed sleeve to the flange ring.

Preferably, the mounting ring is provided with clamping grooves in annular arrays at two ends, and the inner wall of the mounting sleeve is provided with a clamping block matched with the clamping grooves to form a detachable limiting component between the mounting sleeve and the mounting ring.

Preferably, centrifugal rings are respectively arranged in the fixed sleeve at positions corresponding to the inner shaft and the outer shaft, and the outer walls of the inner shaft and the outer shaft are meshed with the inner walls of the corresponding centrifugal rings through caliper sets to form an anti-centrifugal assembly for limiting the circular motion of the centrifugal rings.

Preferably, the caliper group in the centrifugal ring comprises two groups of calipers in an annular array, and a rubber pad is arranged between the two groups of calipers.

The utility model discloses possess following beneficial effect at least:

through setting up the abrasionproof and reducing mechanism cover and establish and be two segmentations and each other contactless interior axle and outer axle, the effectual thermal-insulated of having guaranteed the motor shaft, the effectual wearing and tearing of having avoided both ends motor shaft because of the contact causes, the device centrifugation rotates more stable moreover, changes to use more convenient, and life is higher, therefore, the utility model discloses the effectual problem of wearing and tearing between motor shaft and the transition axle of having solved two segmentations has realized a motor that has the abrasionproof and reduces the motor shaft.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

FIG. 1 is a schematic view of a motor and a motor shaft;

FIG. 2 is a schematic view of the outer and inner shaft installation;

FIG. 3 is a sectional view of the centrifugal ring and the motor shaft;

fig. 4 is a perspective view of the end of the harness.

In the figure: 1. a motor; 2. a motor shaft; 201. an inner shaft; 202. an outer shaft; 3. an anti-wear mechanism; 301. fixing a sleeve; 302. a centrifugal ring; 303. a mounting ring; 304. a card slot; 4. installing a sleeve; 5. a flange ring; 6. a clamping block; 7. and (7) a rubber pad.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-4, an anti-wear motor shaft motor includes a motor 1 and a motor shaft 2 having a two-section structure, the motor shaft 2 includes an inner shaft 201 and an outer shaft 202, and further includes an anti-wear mechanism 3, the anti-wear mechanism 3 includes an anti-centrifugal component adapted to the inner shaft 201 and the outer shaft 202, preferably, the anti-centrifugal component is used to prevent unstable rotation between the two-section inner shaft 201 and the outer shaft 202 when the motor shaft 2 rotates at a high speed, preferably, the anti-wear mechanism 3 is made of a heat insulation material, the anti-wear mechanism 3 further includes a fixing sleeve 301, a centrifugal ring 302 is respectively disposed in the fixing sleeve 301 corresponding to the inner shaft 201 and the outer shaft 202, outer walls of the inner shaft 201 and the outer shaft 202 are engaged with inner walls of the corresponding centrifugal rings 302 by caliper sets to form the anti-centrifugal component for limiting circumferential movement of the centrifugal rings 302, the caliper sets in the centrifugal rings 302, a rubber pad 7 is arranged between the two groups of calipers, and the rubber pad 7 is arranged, so that when the motor shaft 2 rotates at a high speed, a certain damping and buffering effect is achieved between the two groups of calipers;

preferably, two centrifugal rings 302 are welded in a fixing sleeve 301, two sets of annular arrays of calipers are respectively installed on a motor shaft 2 and the centrifugal rings 302, when the motor shaft 2 is installed, the calipers of an inner shaft 201 and the calipers of an outer shaft 202 are respectively inserted from two ends of the fixing sleeve 301, and two ends of the inner shaft 201 and two ends of the outer shaft 202 are not in contact, so that abrasion caused by contact friction between the inner shaft 201 and the outer shaft 202 is effectively avoided.

Specifically, as shown in fig. 1 and 2, the fixing sleeve 301 is provided with heat dissipation holes, preferably, the inner shaft 201 is not in contact with the outer shaft 202, and heat generated by the inner shaft 201 and the outer shaft 202 in the fixing sleeve 301 is dissipated through the heat dissipation holes, and meanwhile, heat of the outer shaft 202 is prevented from being transferred to the inner shaft 201, so that heat insulation between the inner shaft 201 and the outer shaft 202 is effectively ensured, and damage to the inner shaft 201 is avoided.

Specifically, as shown in fig. 2 and 4, two ends of the anti-abrasion mechanism 3 are respectively detachably mounted with a mounting sleeve 4, flange rings 5 on the inner shaft 201 and the outer shaft 202 are connected with the corresponding mounting sleeves 4, so that the anti-abrasion mechanism 3 is sleeved on the inner shaft 201 and the outer shaft 202, two ends of the fixed sleeve 301 are provided with mounting rings 303 adapted to the inner diameter of the mounting sleeves 4, a detachable limiting member is arranged between the mounting sleeves 4 and the mounting rings 303 for limiting the circumferential rotation of the mounting sleeves 4, and limit the closing force of the fixing sleeve 301 to the flange ring 5, the two ends of the mounting ring 303 are annularly arrayed with clamping grooves 304, the inner wall of the mounting sleeve 4 is provided with a clamping block 6 matched with the clamping grooves 304, to form a detachable limiting component between the mounting sleeves 4 and the mounting rings 303, preferably, two flange rings 5 are respectively welded with the corresponding inner shaft 201 and outer shaft 202, preferably, two sets of mounting sleeves 4 are sleeved on the fixing sleeve 301 in a limiting manner;

when motor shaft 2 of abrasionproof decreases installs, at first accomplish the installation of motor shaft 2 and centrifugal ring 302, then slide two sets of installation cover 4 to fixed cover 301 both ends, draw-in groove 304 and fixture block 6 are passed through with fixed cover 301's both ends to two sets of installation cover 4 are spacing, with the circular motion of injecing installation cover 4, injecing installation cover 4 from fixed cover 301 both ends roll-off, finally, through the bolt fixed connection between installation cover 4 and the flange ring 5, realize the installation of both ends formula motor shaft 2, and easy operation, it is convenient to install, when 3 failure modes of abrasionproof decreases mechanism, can carry out convenient change, the effectual life who has improved two segmentation thermal-insulated motor shaft 2.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a motor of abrasionproof decreases motor shaft, includes motor (1) and motor shaft (2) that are two segmentation structures, motor shaft (2) are including interior axle (201) and outer axle (202), its characterized in that still includes abrasionproof and decreases mechanism (3), abrasionproof decreases mechanism (3) including with interior axle (201) and outer axle (202) looks adaptation prevent centrifugal subassembly, respectively demountable installation has installation cover (4) at abrasionproof mechanism (3) both ends, flange ring (5) on interior axle (201) and outer axle (202) are connected through installation cover (4) with corresponding, make abrasionproof decrease mechanism (3) cover establish in interior axle (201) and outer axle (202).

2. The motor with an anti-abrasion motor shaft as claimed in claim 1, wherein the anti-abrasion mechanism (3) further comprises a fixing sleeve (301), and the fixing sleeve (301) is provided with heat dissipation holes.

3. The motor of claim 2, wherein both ends of the fixed sleeve (301) are provided with mounting rings (303) adapted to the inner diameter of the mounting sleeve (4), and a detachable limiting member is arranged between the mounting sleeve (4) and the mounting rings (303) for limiting the circumferential rotation of the mounting sleeve (4) and the drawing force of the fixed sleeve (301) towards the flange ring (5).

4. The motor of claim 3, wherein the two ends of the mounting ring (303) are annularly arrayed with clamping grooves (304), and the inner wall of the mounting sleeve (4) is provided with clamping blocks (6) matched with the clamping grooves (304) to form a detachable limiting member between the mounting sleeve (4) and the mounting ring (303).

5. The motor of claim 2, wherein centrifugal rings (302) are respectively disposed at the positions corresponding to the inner shaft (201) and the outer shaft (202) in the fixing sleeve (301), and outer walls of the inner shaft (201) and the outer shaft (202) are engaged with inner walls of the corresponding centrifugal rings (302) through a caliper set to form an anti-centrifugal assembly for limiting the circular motion of the centrifugal rings (302).

6. A motor with a wear-resistant motor shaft according to claim 5, characterized in that the set of calipers in the centrifugal ring (302) comprises two sets of calipers in an annular array, and a rubber pad (7) is arranged between the two sets of calipers.