CN217216202U

CN217216202U - Waterproof sealing's that motor was used main shaft structure

Info

Publication number: CN217216202U
Application number: CN202220265843.4U
Authority: CN
Inventors: 王崴
Original assignee: Xuzhou Wanshuo Electromechanical Co ltd
Current assignee: Xuzhou Wanshuo Electromechanical Co ltd
Priority date: 2022-02-09
Filing date: 2022-02-09
Publication date: 2022-08-16
Anticipated expiration: 2032-02-09

Abstract

The utility model discloses a but waterproof sealing's that motor was used main shaft structure belongs to the sealed technical field of motor. The utility model comprises a mounting seat fixedly arranged on the motor, wherein a bearing rotationally connected with a motor spindle is fixedly connected in the mounting seat; the surface of the mounting seat is provided with a first connecting groove, a second connecting groove is arranged in the first connecting groove, and a bearing cover matched with the bearing is connected in the second connecting groove; an end cover is connected in the first connecting groove, a sealing ring which is rotatably connected with the motor spindle is arranged on the end cover, and a first sealing ring which is in sealing fit with the motor spindle is connected in the sealing ring. According to the design, the bearing cover and the end cover are respectively connected in the mounting seat, the second sealing gasket and the second sealing ring are respectively arranged between the mounting seat and the bearing cover as well as between the mounting seat and the end cover, and the first sealing ring is arranged between the end cover and the motor spindle, so that the sealing effect of the motor spindle is improved.

Description

Waterproof sealing's that motor was used main shaft structure

Technical Field

The utility model relates to a motor sealing technique field specifically is a but waterproof sealing's that motor was used main shaft structure.

Background

The motor is a device for converting electric energy into mechanical energy, in order to enable the motor to be suitable for being used in water spraying, humid and outdoor environments, some motors need to work in the humid environment, the general waterproof motor cannot meet the production requirement, and in order to prolong the service life of the motor, the waterproof motor is usually adopted.

At present, the existing motor is simple in sealing and waterproof structure, unreasonable in design, poor in sealing performance of a motor spindle part, easy to cause rainwater to enter from the position of the motor spindle, especially when the motor is used for diving and severe environments, the requirement of high sealing and waterproof level cannot be met, the insulation performance of the motor is reduced, a bearing is rusted, the rotation is not flexible, the load current of the motor is increased, the motor is burnt, and the service life of the motor is directly influenced.

SUMMERY OF THE UTILITY MODEL

The technique that exists is not enough to the aforesaid, the utility model aims at providing a but waterproof sealing's that motor was used main shaft structure through be equipped with end cover and bearing cap in the mount pad, reaches the effect to mount pad and motor spindle seal, has improved motor spindle's sealed effect.

In order to solve the technical problem, the utility model adopts the following technical scheme: the utility model provides a waterproof and sealed main shaft structure for a motor, which comprises a mounting seat fixedly arranged on the motor, wherein a bearing rotationally connected with a main shaft of the motor is fixedly connected in the mounting seat; a first connecting groove is formed in the surface of the mounting seat, a second connecting groove is formed in the first connecting groove, and a bearing cover matched with the bearing is connected in the second connecting groove; the end cover is connected in the first connecting groove, a sealing ring which is rotatably connected with the motor spindle is arranged on the end cover, and a first sealing ring which is in sealing fit with the motor spindle is connected in the sealing ring.

Preferably, the mounting seat is provided with a mounting hole matched with the motor for mounting.

Preferably, the mounting side surface of the mounting seat is provided with a groove, and a first sealing gasket is connected in the groove.

Preferably, a second sealing gasket matched with the bearing cover is connected in the second connecting groove.

Preferably, the bearing cover is provided with a limiting ring for limiting the bearing.

Preferably, the inner wall of the first connecting groove is fixedly connected with a plurality of spring pieces, the end cover is provided with a connecting ring which is matched and connected with the first connecting groove, and the outer wall of the connecting ring is attached to the surface of each spring piece.

Preferably, the end cover is provided with a baffle ring, and the surface of the baffle ring is connected with a second sealing ring in sealing fit with the end face of the mounting seat.

The beneficial effects of the utility model reside in that:

this design has reached the purpose sealed to the motor spindle through be connected with bearing cap and end cover respectively in the mount pad, is equipped with second sealed pad, second sealing washer between mount pad and bearing cap, the end cover respectively, and is equipped with first sealing washer between end cover and the motor spindle.

Drawings

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

Fig. 1 is an explosion diagram of the present invention.

Fig. 2 is a schematic sectional view of the present invention.

Fig. 3 is a schematic structural diagram of the mounting seat.

Fig. 4 is a schematic structural view of the bearing cap.

Fig. 5 is a schematic structural view of the end cap.

Description of reference numerals: 1-mounting seat, 2-bearing, 3-bearing cover, 31-limiting ring, 4-end cover, 41-connecting ring, 42-sealing ring, 43-retaining ring, 5-spring piece, 6-first sealing ring, 7-first sealing gasket, 8-second sealing gasket, 9-motor spindle, 10-second sealing ring, 11-groove, 12-first connecting groove, 13-second connecting groove and 14-mounting hole.

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.

Example (b): as shown in fig. 1-2, the utility model provides a but waterproof sealing's that motor was used main shaft structure, mount pad 1 on the motor including fixed mounting, motor spindle 9 runs through in mount pad 1, be equipped with on mount pad 1 with motor spindle 9 complex through-hole, be equipped with the mounting hole 14 with motor cooperation installation on mount pad 1, mount pad 1 passes through bolt and motor fixed connection, the installation side of mount pad 1 is equipped with recess 11, it is connected with first sealed pad 7 to recess 11 in-connection, the thickness of first sealed pad 7 is slightly more than the degree of depth of recess 11, first sealed pad 7 plays the sealed effect to between mount pad 1 and the motor, fixedly connected with rotates bearing 2 of being connected with motor spindle 9 in mount pad 1, bearing 2 is connected with mount pad 1 interference fit.

As shown in fig. 2-4, a first connecting groove 12 is formed in the surface of the mounting base 1, a second connecting groove 13 is formed in the first connecting groove 12, a bearing cover 3 matched with the bearing 2 is connected in the second connecting groove 13, the bearing cover 3 is in interference fit with the second connecting groove 13, a limiting ring 31 used for limiting the bearing 2 is arranged on the bearing cover 3, the limiting ring 31 plays a role in positioning the bearing, the limiting ring 31 is connected with a through hole of the mounting base 1, and a second sealing gasket 8 matched with the bearing cover 3 is connected in the second connecting groove 13; the end cover 4 is connected in the first connecting groove 12, a plurality of spring pieces 5 are welded on the inner wall of the first connecting groove 12, and the spring pieces 5 are uniformly distributed along the inner wall of the first connecting groove 12.

As shown in fig. 1 and 5, a connection ring 41 cooperatively connected with the first connection groove 12 is disposed on the end cover 4, an outer wall of the connection ring 41 is attached to a surface of the spring leaf 5, the end cover 4 is fixed in the first connection groove 12 by pressure of the spring leaf 5, and when the motor spindle 9 rotates, a partial shock absorption effect is also achieved, a sealing ring 42 rotatably connected with the motor spindle 9 is disposed on the end cover 4, a first sealing ring 6 sealingly engaged with the motor spindle 9 is connected in the sealing ring 42, a retaining ring 43 is disposed on the end cover 4, the retaining ring 43 is connected with an end face of the mounting base 1, and a second sealing ring 10 sealingly engaged with an end face of the mounting base 1 is connected to a surface of the retaining ring 43, thereby sealing between the end cover 4 and the mounting base 1.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A waterproof and sealed spindle structure for a motor is characterized in that,

the motor spindle comprises a mounting seat (1) fixedly mounted on a motor, wherein a bearing (2) rotationally connected with a motor spindle (9) is fixedly connected in the mounting seat (1);

a first connecting groove (12) is formed in the surface of the mounting seat (1), a second connecting groove (13) is formed in the first connecting groove (12), and a bearing cover (3) matched with the bearing (2) is connected in the second connecting groove (13);

end cover (4) are connected in first connecting groove (12), be equipped with on end cover (4) with motor spindle (9) rotate sealing ring (42) of connecting, sealing ring (42) in-connection with motor spindle (9) seal fit's first sealing washer (6).

2. A water-tight sealable spindle arrangement for an electrical machine as claimed in claim 1, characterized in that the mounting socket (1) is provided with mounting holes (14) for fitting with the electrical machine.

3. A water-tight sealable spindle arrangement for an electrical machine according to claim 1 or 2, characterized in that the mounting side of the mounting seat (1) is provided with a groove (11), and the first sealing gasket (7) is connected in the groove (11).

4. A water-sealable spindle arrangement for an electric motor as claimed in claim 3, characterized in that a second sealing gasket (8) cooperating with the bearing cap (3) is connected in the second connecting groove (13).

5. A water-tight sealable spindle arrangement for an electrical machine according to claim 1, 2 or 4, characterized in that the bearing cover (3) is provided with a stop ring (31) for limiting the bearing (2).

6. The waterproof and sealable spindle structure for the motor according to claim 5, wherein a plurality of spring strips (5) are fixedly connected to the inner wall of the first connecting groove (12), the end cap (4) is provided with a connecting ring (41) which is in fit connection with the first connecting groove (12), and the outer wall of the connecting ring (41) is attached to the surface of the spring strips (5).

7. The waterproof and sealable spindle structure for the motor as claimed in claim 6, characterized in that the end cap (4) is provided with a retaining ring (43), and the surface of the retaining ring (43) is connected with a second sealing ring (10) which is in sealing fit with the end face of the mounting seat (1).