CN209913617U

CN209913617U - Dust ring device for rotating position of transmission main shaft

Info

Publication number: CN209913617U
Application number: CN201920417282.3U
Authority: CN
Inventors: 杨明江
Original assignee: XINCHANG JIADE TECHNOLOGY DEVELOPMENT CO LTD
Current assignee: XINCHANG JIADE TECHNOLOGY DEVELOPMENT CO LTD
Priority date: 2019-03-29
Filing date: 2019-03-29
Publication date: 2020-01-07
Anticipated expiration: 2029-03-29

Abstract

The utility model discloses a dustproof ring device for the rotation position of a transmission main shaft, which comprises a motor rotating shaft and a rubber dustproof ring, wherein the motor rotating shaft movably passes through the front end position of a motor shell, and the rubber dustproof ring is in a circular ring structure with an L-shaped cross section, the joint of the motor rotating shaft and the motor shell is provided with the rubber dustproof ring, thereby having good dustproof effect, well avoiding external dust and impurities from entering from gaps, prolonging the service life of the motor, ensuring good heat dissipation performance of the motor, and the utility model has the advantages of reasonable design of the rubber dustproof ring structure, being fixed in the motor shell by the auxiliary adsorption of a magnetic suction ring, stable pressing by a spring, stable structure, no sealing reduction caused by rotation, and ensuring good dustproof effect, and the disassembly, the assembly and the replacement are simple, and the maintenance and use cost is low.

Description

Dust ring device for rotating position of transmission main shaft

Technical Field

The utility model relates to a dust ring technical field specifically is a dust ring device for transmission main shaft turned position.

Background

When the motor drive main shaft on motor casing rotated, dust and impurity were easy to get into the motor inside from the gap between motor casing and the transmission main shaft because of the wind-force that the transmission main shaft drove, caused the inside thermal diffusivity decline of motor easily, phenomenon such as working life reduction, were unfavorable for work.

Therefore, a dust ring device for the rotation position of the transmission main shaft is provided to well solve the above disadvantages.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dust ring device for transmission main shaft turned position to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a dustproof ring device for the rotation position of a transmission main shaft comprises a motor rotating shaft and a rubber dustproof ring, wherein the motor rotating shaft movably penetrates through the front end of a motor shell, the rubber dustproof ring is of a circular ring-shaped structure with an L-shaped cross section, one end of the rubber dustproof ring is attached to the front end surface of the motor shell, the other end of the rubber dustproof ring is attached to the outer ring of the motor rotating shaft, a circle of first-number clamping sleeve end is integrally arranged at the outer end of the outer ring of the rubber dustproof ring, a circle of second-number clamping sleeve end is integrally arranged at the outer end of the inner ring of the rubber dustproof ring, a magnetic suction ring is movably attached to one surface, away from the motor shell, of the rubber dustproof ring, a stabilizing ring is movably sleeved at the outer ring of the motor rotating shaft, a compression spring is movably attached to one surface, away from the magnetic suction ring, of the compression spring is fixedly welded to, the support ring is of a circular ring structure and is sleeved at the outer ring of the motor rotating shaft, a fixing ring is integrally arranged at the inner ring of one surface of the support ring away from the magnetic attraction ring, and the fixing ring is of a circular ring structure and is movably sleeved at the outer ring of the motor rotating shaft.

Preferably, the rubber dust ring laminating is equipped with the multiunit on the one side on motor casing front end surface and strengthens the sealing ring, the rubber dust ring laminating also is equipped with the multiunit in the inner circle department on motor shaft outer lane surface and strengthens the sealing ring integratively.

Preferably, the outer ring of the magnetic attraction ring is clamped in the first clamping sleeve end, and the end, away from the motor shell, of the stabilizing ring is clamped in the second clamping sleeve end.

Preferably, one end of the stabilizing ring close to the motor shell is fixedly connected with one end of the magnetic attraction ring close to the motor rotating shaft, and the magnetic attraction ring is fixed on the front end surface of the motor shell through magnetic attraction.

Preferably, the compression springs are distributed in a circular array shape, and the multiple groups of compression springs are arranged around the outer ring of the stabilizing ring.

Preferably, gu fixed ring passes through the screw rod to be fixed in motor shaft, the screw rod is about running through motor shaft and solid fixed ring setting simultaneously, and the tip that the screw rod runs through solid fixed ring both ends all is connected with the nut through screw-thread fit.

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

1. the utility model has the advantages that the connection part of the motor rotating shaft and the motor shell is provided with the rubber dustproof ring, thereby having good dustproof effect, well avoiding external dust and impurities from entering from the gap, improving the service life of the motor and ensuring good heat dissipation;

2. the utility model discloses well rubber dust ring structure reasonable in design, and inhale the supplementary absorption of ring through magnetism and fix in motor casing, then rethread spring pressfitting is stable, and the structure is firm, can not appear the phenomenon that the leakproofness descends because of rotating, has guaranteed good dustproof effect, and the dismouting is changed simply, and maintenance use cost is low.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a sectional view of the present invention;

fig. 3 is an enlarged schematic view of a structure shown in fig. 2 according to the present invention.

In the figure: the motor comprises a motor rotating shaft 1, a rubber dustproof ring 2, a motor shell 3, a magnetic attraction ring 4, a compression spring 5, a support ring 6, a screw 7, a fixing ring 8, a stabilizing ring 9, a first clamping sleeve end 10, a reinforcing sealing ring 11 and a second clamping sleeve end 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a dustproof ring device for the rotating position of a transmission spindle comprises a motor rotating shaft 1 and a rubber dustproof ring 2, wherein the motor rotating shaft 1 movably penetrates through the front end of a motor shell 3, the rubber dustproof ring 2 is of a circular ring-shaped structure with an L-shaped cross section, one end of the rubber dustproof ring 2 is attached to the front end surface of the motor shell 3, the other end of the rubber dustproof ring 2 is attached to the outer ring of the motor rotating shaft 1, a plurality of groups of reinforcing sealing rings 11 are integrally arranged on one surface, attached to the front end surface of the motor shell 3, of the rubber dustproof ring 2, and a plurality of groups of reinforcing sealing rings 11 are also integrally arranged at the inner ring, attached to the outer ring surface of the motor rotating;

a circle of first-number clamping sleeve end 10 is integrally arranged at the outer end of the outer ring of the rubber dustproof ring 2, a circle of second-number clamping sleeve end 12 is integrally arranged at the outer end of the inner ring of the rubber dustproof ring 2, a magnetic attraction ring 4 is movably attached to one surface, away from the motor shell 3, of the rubber dustproof ring 2, the outer ring of the magnetic attraction ring 4 is clamped in the first-number clamping sleeve end 10, one end, away from the motor shell 3, of the stabilizing ring 9 is clamped in the second-number clamping sleeve end 12, one end, close to the motor shell 3, of the stabilizing ring 9 is fixedly connected with one end, close to the motor rotating shaft 1, of the magnetic attraction ring 4, and the magnetic attraction ring 4 is fixed on;

a stabilizing ring 9 is movably sleeved at the outer ring of the rubber dustproof ring 2 far away from the motor rotating shaft 1, a pressing spring 5 is movably attached to one surface of the magnetic attraction ring 4 far away from the motor shell 3, one end of the pressing spring 5 far away from the magnetic attraction ring 4 is fixedly welded on the rear end surface of the support ring 6, a plurality of groups of pressing springs 5 are distributed in a circular array shape, and the plurality of groups of pressing springs 5 are arranged at the outer ring of the stabilizing ring 9 in a surrounding manner;

the support ring 6 is that the ring form structure cover establishes in the outer lane department of motor shaft 1, the support ring 6 is kept away from magnetism and is inhaled an integrative solid fixed ring 8 that is equipped with of one side inner circle department of ring 4, gu fixed ring 8 is the ring form structure movable sleeve and establishes in the outer lane department of motor shaft 1, gu fixed ring 8 passes through screw rod 7 to be fixed on motor shaft 1, screw rod 7 is the setting of running through motor shaft 1 and solid fixed ring 8 from top to bottom simultaneously, and the tip that screw rod 7 runs through solid fixed ring 8 both ends from top to bottom all is.

The working principle is as follows: firstly, the integrally connected magnetic attraction ring 4 and the stabilization ring 9 are respectively sleeved in a first card sleeve end 10 and a second card sleeve end 12 of the outer ring of the rubber dustproof ring 2, so that the stable connection among the rubber dustproof ring 2, the magnetic attraction ring 4 and the stabilization ring 9 is realized, then, the rubber dustproof ring 2 is sleeved on the motor rotating shaft 1, the rubber dustproof ring 2 is adsorbed and fixed on the surface of the motor shell 3 through the magnetic attraction ring 4 to realize the primary fixation, then, the fixing ring 8 is installed on the motor rotating shaft 1 through a screw 7, the fixing ring 8 is integrally connected with a support ring 6, a spring 5 on the support ring 6 is abutted against the surface of the magnetic attraction ring 4 to stabilize the rubber dustproof ring 2 again, so that the rubber dustproof ring 2 can be stably sealed on the motor shell 3, and the rubber dustproof ring 2 cannot rotate along with the motor rotating shaft 1 due to the adsorption effect of the magnetic attraction ring 4, so that the good sealing performance is further ensured, the multi-group reinforcing sealing rings 11 of the inner rings of the rubber dust-proof rings 2 have the advantages that the reinforcing sealing rings 11 have the functions of reinforcing sealing and preventing dust, deformation of the single-group reinforcing sealing rings 11 is avoided, multiple groups of reinforcing sealing rings are arranged, good sealing performance and dust prevention are guaranteed, the structural design is reasonable, the rubber dust-proof rings 2 are convenient to replace, the cost is low, and the rubber dust-proof rings are suitable for popularization.

The utility model discloses in the junction of motor pivot 1 and motor casing 3 be equipped with rubber dirt proof ring 2, have good dustproof effect, the good outside dust and impurity of having avoided gets into from its gap, improved the working life of motor, guarantee its good thermal diffusivity;

the utility model discloses 2 structural design of well rubber dirt rings are reasonable, and inhale through magnetism that 4 supplementary adsorptions of ring are fixed in motor casing 3, then 5 pressfittings of rethread spring are stable, and the structure is firm, can not appear the phenomenon that the leakproofness descends because of rotating, has guaranteed good dustproof effect, and the dismouting is changed simply, and the maintenance use cost is low.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a dust ring device for transmission main shaft rotational position, includes motor shaft (1) and rubber dust ring (2), its characterized in that: the motor rotating shaft (1) movably penetrates through the front end of the motor shell (3), the rubber dustproof ring (2) is of a circular ring-shaped structure with an L-shaped cross section, one end of the rubber dustproof ring (2) is attached to the surface of the front end of the motor shell (3), the other end of the rubber dustproof ring (2) is attached to the outer ring of the motor rotating shaft (1), a circle of first-number clamping sleeve end (10) is integrally arranged at the outer end of the outer ring of the rubber dustproof ring (2), a circle of second-number clamping sleeve end (12) is integrally arranged at the outer end of the inner ring of the rubber dustproof ring (2), the rubber dustproof ring (2) is movably attached to one face, away from the attached motor shell (3), of the rubber dustproof ring (2) is movably attached with a magnetic attraction ring (4), a ring (9) is movably sleeved at the outer ring position, away from the attached to one face, away from the motor shell (3), of the magnetic attraction ring, one end fixed welding that ring (4) was inhaled to magnetism was kept away from in pressure spring (5) is on the rear end surface of support ring (6), support ring (6) are the ring shape structure cover and establish in the outer lane department of motor shaft (1), and support ring (6) are kept away from magnetism and are inhaled a one side inner circle department an organic whole of ring (4) and be equipped with solid fixed ring (8), gu fixed ring (8) are the outer lane department that the ring shape structure activity cover was established in motor shaft (1).

2. The dust ring device for the rotational position of a transmission spindle according to claim 1, wherein: rubber dirt-proof ring (2) laminating is equipped with multiunit enhancement sealing ring (11) on the one side on motor casing (3) front end surface integratively, rubber dirt-proof ring (2) laminating is also equipped with multiunit enhancement sealing ring (11) in the inner circle department on motor shaft (1) outer lane surface integratively.

3. The dust ring device for the rotational position of a transmission spindle according to claim 1, wherein: the outer ring of the magnetic attraction ring (4) is clamped in a first clamping sleeve end (10), and one end, far away from the motor shell (3), of the stabilizing ring (9) is clamped in a second clamping sleeve end (12).

4. The dust ring device for the rotational position of a transmission spindle according to claim 1, wherein: the end, close to the motor shell (3), of the stabilizing ring (9) is fixedly connected with the end, close to the motor rotating shaft (1), of the magnetic attraction ring (4), and the magnetic attraction ring (4) is fixed on the surface of the front end of the motor shell (3) through magnetic attraction.

5. The dust ring device for the rotational position of a transmission spindle according to claim 1, wherein: the compression springs (5) are distributed in a circular array shape, and the multiple groups of compression springs (5) are arranged at the outer ring of the stabilizing ring (9) in a surrounding mode.

6. The dust ring device for the rotational position of a transmission spindle according to claim 1, wherein: the fixing ring (8) is fixed on the motor rotating shaft (1) through the screw rod (7), the screw rod (7) penetrates through the motor rotating shaft (1) and the fixing ring (8) at the same time from top to bottom, and the screw rod (7) penetrates through the end portions of the upper end and the lower end of the fixing ring (8) and is connected with the nut through thread matching.