CN217216211U

CN217216211U - Gland structure for motor shaft

Info

Publication number: CN217216211U
Application number: CN202123235406.2U
Authority: CN
Inventors: 史韶峰; 金少靖
Original assignee: Changzhou Hanyu Electronics Co ltd
Current assignee: Changzhou Hanyu Electronics Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-08-16
Anticipated expiration: 2031-12-21

Abstract

The utility model relates to the technical field of motor shafts, and provides a gland structure for a motor shaft, which is convenient for rapidly installing and disassembling a gland and improves the use convenience and practicability, the gland structure for the motor shaft comprises a motor body, the motor body comprises a bearing and a motor shaft body, the motor shaft body is fixedly connected with an inner ring of the bearing, the gland structure also comprises a slide cylinder and a press ring, the slide cylinder is fixedly connected with the motor body, a fixed ring is fixedly connected in the slide cylinder, the left end of the fixed ring is fixedly connected with a plurality of springs, one end of the springs away from the fixed ring is fixedly connected with a slide ring, the slide ring is slidably connected with the inner wall of the slide cylinder, the inner wall of the slide cylinder is provided with a plurality of clamping blocks, the press ring is provided with a plurality of chutes matched with the clamping blocks, the left end of the press ring is provided with a plurality of clamping grooves matched with the clamping blocks, the inner wall of the press ring is fixedly connected with a guide ring, and the spring is internally provided with a slide bar, the right end of the slide bar penetrates through the fixed ring and is fixedly connected with the baffle, and the left end of the slide bar is fixedly connected with the slide ring.

Description

Gland structure for motor shaft

Technical Field

The utility model relates to a motor shaft technical field, it is specific relates to a gland structure for motor shaft.

Background

It is known that the shaft is an important part of the electric machine, acting as a link for the electromechanical energy conversion between the machine and the equipment, supporting the rotating parts, transmitting the torque and determining the relative position of the rotating parts to the stator. Therefore, the motor shaft must have reliable strength and rigidity to ensure the realization of the preset design function, and when the motor shaft is installed, a cover plate needs to be installed at the position of the motor shaft to protect the motor shaft.

Through retrieval, China 2020, 7/28 discloses a bearing with a patent publication number of CN201820375178.8, which is roughly described as comprising a bearing gland body with a central hole, a sealing ring, a mounting gland and a movable lantern ring, wherein the side surface of the sealing ring is provided with an extension part, and the extension part can be embedded into the central hole of the bearing gland body; and an elastic positioning structure is arranged between the second extending part and the movable lantern ring.

Although foretell prior art scheme has increased the connection leakproofness to the bearing, the device's installation is comparatively loaded down with trivial details, and the convenience of use is lower, is not convenient for the later stage simultaneously and dismantles the maintenance to the motor, and the practicality is lower.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a gland structure for motor shaft to the installation that proposes in the solution background is comparatively loaded down with trivial details, and the convenience of use is lower, is not convenient for the later stage to dismantle the problem of maintenance to the motor simultaneously.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a gland structure for motor shaft, includes motor body, motor body includes bearing and motor shaft body, and motor shaft body and the inner ring fixed connection of bearing still include slide cartridge and clamping ring, slide cartridge and motor body fixed connection, the solid fixed ring of fixedly connected with in the slide cartridge, and solid fixed ring's a plurality of springs of left end fixedly connected with, solid fixed ring's one end fixedly connected with sliding ring is kept away from to a plurality of springs, the inner wall sliding connection of sliding ring and slide cartridge, the inner wall of slide cartridge is provided with a plurality of fixture blocks, set up a plurality of spouts with fixture block looks adaptation on the clamping ring, the left end of clamping ring set up a plurality of draw-in grooves with fixture block looks adaptation, the inner wall fixed connection of clamping ring leads positive ring.

Preferably, a sliding rod is arranged in the spring, the right end of the sliding rod penetrates through the fixing ring and is fixedly connected with the baffle, and the left end of the sliding rod is fixedly connected with the sliding ring.

Furthermore, the inner diameter of the guide ring is matched with the diameter of the motor shaft body, and the outer diameter of the guide ring is matched with the inner diameters of the fixing ring and the sliding ring.

Still further, the left end of clamping ring has seted up the auxiliary hole.

On the basis of the scheme, a reinforcing ring is fixedly sleeved on the sliding cylinder and is fixedly connected with the motor body.

Further on the basis of preceding scheme, motor body's bottom is through a plurality of connecting block fixedly connected with mounting panel.

On the basis of the scheme, the mounting plate is further provided with a plurality of mounting holes which penetrate through the mounting plate from top to bottom.

(III) advantageous effects

Compared with the prior art, the utility model provides a gland structure for motor shaft possesses following beneficial effect:

this gland structure for motor shaft through setting up the clamping ring, makes the clamping ring pass through the spout and removes to the inside of slide cartridge, then loosens after rotating the clamping ring, makes the clamping ring pass through the elasticity drive clamping ring removal of spring, makes draw-in groove and fixture block joint, leads the ring through setting up simultaneously, leads positive ring and leads positive to motor shaft body, reduces motor shaft body's stability, and this clamping ring is convenient for install and dismantle, improves and uses convenience and practicality.

Drawings

FIG. 1 is a front view of the cross-sectional structure of the present invention;

FIG. 2 is a schematic view of a portion of the enlarged structure of FIG. 1;

FIG. 3 is a schematic view of a portion of the enlarged structure of FIG. 1 at B according to the present invention;

fig. 4 is a front view of the present invention.

In the figure: 1. a motor body; 2. a bearing; 3. a motor shaft body; 4. a slide cylinder; 5. pressing a ring; 6. a fixing ring; 7. a spring; 8. a slip ring; 9. a clamping block; 10. a chute; 11. a card slot; 12. a pilot ring; 13. a slide bar; 14. a baffle plate; 15. an auxiliary hole; 16. a reinforcing ring; 17. mounting a plate; 18. and (7) installing holes.

Detailed Description

Examples

Referring to fig. 1-4, a gland structure for a motor shaft comprises a motor body 1, the motor body 1 comprises a bearing 2 and a motor shaft body 3, the motor shaft body 3 is fixedly connected with an inner ring of the bearing 2, the gland structure further comprises a sliding cylinder 4 and a press ring 5, the sliding cylinder 4 is fixedly connected with the motor body 1, a fixing ring 6 is fixedly connected in the sliding cylinder 4, a plurality of springs 7 are fixedly connected with the left end of the fixing ring 6, one ends of the springs 7 far away from the fixing ring 6 are fixedly connected with a sliding ring 8, the sliding ring 8 is slidably connected with the inner wall of the sliding cylinder 4, a plurality of fixture blocks 9 are arranged on the inner wall of the sliding cylinder 4, a plurality of chutes 10 matched with the fixture blocks 9 are arranged on the press ring 5, a plurality of clamping grooves 11 matched with the fixture blocks 9 are arranged on the left end of the press ring 5, a guide ring 12 is fixedly connected with the inner wall of the press ring 5, the press ring 5 is moved to the inside of the sliding cylinder 4 through the chutes 10, then the pressing ring 5 is loosened after being rotated, so that the pressing ring 5 drives the pressing ring 5 to move through the elastic force of the spring 7, the clamping groove 11 is clamped with the clamping block 9, and meanwhile, the guide ring 12 guides the motor shaft body 3 through the arrangement of the guide ring 12, and the stability of the motor shaft body 3 is reduced.

It should be further noted that a slide rod 13 is disposed in the spring 7, a baffle 14 is fixedly connected to the right end of the slide rod 13 through the fixing ring 6, the left end of the slide rod 13 is fixedly connected to the slide ring 8, the slide rod 13 is disposed to facilitate guiding the spring 7 and the slide ring 8, so as to improve the stability of the use, the inner diameter of the guiding ring 12 is adapted to the diameter of the motor shaft body 3, the outer diameter of the guiding ring 12 is adapted to the inner diameters of the fixing ring 6 and the slide ring 8, the left end of the pressing ring 5 is provided with an auxiliary hole 15, the auxiliary hole 15 is disposed to facilitate the user to clamp the auxiliary hole 15 through a sharp tool, so as to apply force to the pressing ring 5, and avoid the problem of slipping caused by rotating the pressing ring 5, the fixing sleeve on the sliding cylinder 4 is provided with a reinforcing ring 16, the reinforcing ring 16 is fixedly connected to the motor body 1, and the reinforcing ring 16 is disposed to improve the connection firmness of the sliding cylinder 4, the bottom of motor body 1 is through a plurality of connecting block fixedly connected with mounting panel 17, sets up a plurality of mounting holes 18 that run through from top to bottom on the mounting panel 17, installs motor body 1 to required position through mounting hole 18.

To sum up, this capping structure for motor shaft's theory of operation and working process do, when the installation, at first remove clamping ring 5 to the inside of slide cartridge 4 through spout 10, then loosen after rotating clamping ring 5, make clamping ring 5 drive clamping ring 5 through the elasticity of spring 7 and remove, make draw-in groove 11 and fixture block 9 joint, during the dismantlement, through sharp-pointed instrument and auxiliary hole 15 joint, then press clamping ring 5, make draw-in groove 11 break away from fixture block 9, then rotate clamping ring 5, make clamping ring 5 ejecting through the elasticity of spring 7 to take out clamping ring 5.

Claims

1. The utility model provides a gland structure for motor shaft, includes motor body (1), and motor body (1) includes bearing (2) and motor shaft body (3), inner ring fixed connection, its characterized in that of motor shaft body (3) and bearing (2): still include slide cartridge (4) and clamping ring (5), slide cartridge (4) and motor body (1) fixed connection, the solid fixed ring (6) of fixedly connected with in slide cartridge (4), and the left end fixedly connected with a plurality of springs (7) of solid fixed ring (6), one end fixedly connected with sliding ring (8) of solid fixed ring (6) are kept away from in a plurality of springs (7), sliding ring (8) and the inner wall sliding connection of slide cartridge (4), the inner wall of slide cartridge (4) is provided with a plurality of fixture blocks (9), set up spout (10) a plurality of with fixture block (9) looks adaptation on clamping ring (5), a plurality of draw-in grooves (11) with fixture block (9) looks adaptation are seted up to the left end of clamping ring (5), the inner wall fixed connection of clamping ring (5) is led and is just encircled (12).

2. The gland structure for the motor shaft according to claim 1, wherein: a sliding rod (13) is arranged in the spring (7), the right end of the sliding rod (13) penetrates through the fixing ring (6) and is fixedly connected with a baffle (14), and the left end of the sliding rod (13) is fixedly connected with the sliding ring (8).

3. The gland structure for a motor shaft according to claim 2, wherein: the inner diameter of the guide ring (12) is matched with the diameter of the motor shaft body (3), and the outer diameter of the guide ring (12) is matched with the inner diameters of the fixing ring (6) and the sliding ring (8).

4. The gland structure for the motor shaft according to claim 3, wherein: and the left end of the compression ring (5) is provided with an auxiliary hole (15).

5. The gland structure for a motor shaft according to claim 4, wherein: the sliding cylinder (4) is fixedly sleeved with a reinforcing ring (16), and the reinforcing ring (16) is fixedly connected with the motor body (1).

6. The gland structure for the motor shaft according to claim 5, wherein: the bottom of motor body (1) is through a plurality of connecting block fixedly connected with mounting panel (17).

7. The gland structure for the motor shaft according to claim 6, wherein: the mounting plate (17) is provided with a plurality of mounting holes (18) which penetrate through the mounting plate from top to bottom.