CN216751362U

CN216751362U - Bolt-free fixing end cover

Info

Publication number: CN216751362U
Application number: CN202122498714.8U
Authority: CN
Inventors: 薛刚
Original assignee: Kunshan Nanyang Electric Machinery Fittings Co ltd
Current assignee: Kunshan Nanyang Electric Machinery Fittings Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-06-14
Anticipated expiration: 2031-10-18

Abstract

The utility model discloses a bolt-free fixed end cover which comprises a fixing device, wherein the fixing device is composed of an anti-skid gasket, a fixed block, a fixed spring, a fixed rod sleeve, a telescopic pull rod and a pull rod clamping block, the fixed block for fixing the end cover is fixedly connected above the anti-skid gasket, the telescopic pull rod for stretching the fixed spring is fixedly connected above the fixed block, the fixed spring for providing pressure for the fixed block is sleeved and connected on the periphery of the telescopic pull rod, the upper end and the lower end of the fixed spring are fixedly connected with the fixed block and the fixed rod sleeve, the telescopic pull rod is sleeved and connected with the fixed rod sleeve, the pull rod clamping block is fixedly connected at the top end of the telescopic pull rod, the fixing device is arranged on the side surface of the fixed cover, a damping ring is arranged above the fixed cover, when the motor end cover is fixed on the machine body, the damping ring can be attached to the machine body, and the beneficial effects that the motor end cover can be fixed on the machine body without bolts and vibration and noise generated in the running process of the motor are reduced are achieved.

Description

Bolt-free fixing end cover

Technical Field

The utility model belongs to the technical field of machinery correlation, and particularly relates to a bolt-free fixed end cover.

Background

The motor is a device for converting electric energy into mechanical energy, and utilizes an electrified coil to generate a rotating magnetic field and act on a rotor to form magnetoelectric power rotating torque, the motor is divided into a direct current motor and an alternating current motor according to different power supplies, most of the motors in a power system are alternating current motors, can be synchronous motors or asynchronous motors, and play an extremely important role in social production and life,

the prior art has the following problems: the existing motor end cover is connected with the machine body through the bolt combination, the installation and the disassembly are troublesome, and the existing motor end cover is lack of a damping device, so that the motor can vibrate in the working process, a screw is easy to loosen, and noise and damage to a screw rod and the end cover can be caused.

In view of this, we propose a boltless fixed end cap.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a bolt-free fixed end cover to solve the problems in the background technology.

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

the utility model provides a no bolt fixed end cover, includes fixing device, fixing device comprises anti-skidding gasket, fixed block, fixed spring, fixed rod cover, flexible pull rod, pull rod fixture block, anti-skidding gasket top fixedly connected with is used for the fixed block of fixed end cover, the flexible pull rod of the tensile fixed spring of fixed block top fixedly connected with, the peripheral cover of flexible pull rod is established and is connected with the fixed spring that is used for providing pressure for the fixed block, both ends and fixed block, fixed rod cover fixed connection about the fixed spring, flexible pull rod is established with fixed rod cover and is connected, flexible pull rod top fixedly connected with pull rod fixture block.

Furthermore, the fixing device is symmetrically arranged on the side surface of the fixed cover, and the fixed cover is cylindrical.

Further, a cover damping ring is arranged above the fixed cover, a heat dissipation fan blade used for exhausting air is arranged inside the fixed cover, and the cover damping ring is made of rubber.

Further, the radiating fan blades are provided with three pieces, the connecting part of the radiating fan blades is provided with a fan blade rotating shaft, a rotating shaft hole is formed in the middle of the fan blade rotating shaft, and the rotating shaft hole is connected with an output shaft of the motor.

Further, the fixing cover is fixedly connected with a heat dissipation plate below, heat dissipation holes used for heat dissipation are formed in the heat dissipation plate, and the heat dissipation holes are formed in the heat dissipation plate in an annular array mode.

Furthermore, the middle part of the heat dissipation plate is provided with a rotating shaft fixing ring, and a through hole is formed in the rotating shaft fixing ring.

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

the utility model achieves the beneficial effect that the motor end cover can be fixed without bolts by arranging a fixing device on the side surface of the fixing machine cover, wherein the fixing device consists of an anti-skid gasket, a fixing block, a fixing spring, a fixing rod sleeve, a telescopic pull rod and a pull rod clamping block, the fixing block for fixing the end cover is fixedly connected above the anti-skid gasket, the telescopic pull rod for stretching the fixing spring is fixedly connected above the fixing block, the fixing spring for providing pressure for the fixing block is sleeved and connected on the periphery of the telescopic pull rod, the upper end and the lower end of the fixing spring are fixedly connected with the fixing block and the fixing rod sleeve, the telescopic pull rod is sleeved and connected with the fixing rod sleeve, the pull rod clamping block is fixedly connected at the top end of the telescopic pull rod, the fixing block is pulled up by the pull rod clamping block, the motor end cover is sleeved on the machine body, the pull rod clamping block is loosened, the fixing spring is expanded to ensure that the fixing block is fixed on the machine body without bolts, and solves the problem that the existing motor end cover is connected with the machine body by using bolt combination, the installation and the disassembly are troublesome.

According to the utility model, the damping ring is arranged above the fixed cover, and when the motor end cover is fixed on the machine body, the damping ring can be attached to the machine body, so that the beneficial effects of reducing generated vibration and noise are achieved, and the problems that the vibration is generated in the working process of the motor due to the lack of a damping device in the existing motor end cover, noise is generated, and the screw rod and the end cover are damaged are solved.

Drawings

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

FIG. 2 is a schematic view of the heat dissipation plate of the present invention;

FIG. 3 is a schematic view of a fan blade according to the present invention;

FIG. 4 is a schematic view of the fixing device of the present invention;

in the figure: 1. fixing a machine cover; 10. a heat dissipation fan blade; 11. a rotating shaft hole; 12. a cover damping ring; 13. a fan blade rotating shaft; 2. a heat dissipation plate; 20. heat dissipation holes; 21. a through hole; 22. a rotating shaft fixing ring; 3. a fixing device; 30. an anti-slip gasket; 31. a fixed block; 32. fixing the spring; 33. fixing the rod sleeve; 34. a telescopic pull rod; 35. a pull rod fixture block.

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.

In the description of the present invention, it is to be understood that the terms "central", "lateral", "longitudinal", "length", "width", "thickness", "up", "down", "left", "right", "front", "back", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate positional or positional relationships based on the positional or positional relationships illustrated in the drawings, and are used for convenience of description and simplification of the description, but do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a no bolt fastening end cover, including fixing device 3, fixing device 3 is by anti-skidding gasket 30, fixed block 31, fixing spring 32, fixed rod cover 33, flexible pull rod 34, pull rod fixture block 35 constitutes, anti-skidding gasket 30 top fixedly connected with is used for the fixed block 31 of fixed end cover, the flexible pull rod 34 of fixed block 31 top fixedly connected with tensile fixing spring 32, the peripheral cover of flexible pull rod 34 is established and is connected with the fixing spring 32 that is used for providing pressure for fixed block 31, both ends and fixed block 31 about fixing spring 32, fixed rod cover 33 fixed connection, flexible pull rod 34 is established with fixed rod cover 33 cover and is connected, the top fixedly connected with pull rod fixture block 35 of flexible pull rod 34.

It should be noted that, the telescopic rod 34 is pulled up by the rod clamp 35 to drive the fixing block 31 to be pulled up, the motor end cover is sleeved into the machine body, the rod clamp 35 is sent down, and the fixing spring 32 is tensioned to tightly connect the fixing block 31 with the machine body.

Preferably, the fixing devices 3 are symmetrically arranged on the side surface of the fixed cover 1, and the fixed cover 1 is cylindrical.

It is worth to say that the fixing devices 3 are symmetrically arranged on the side surface 1 of the machine cover, so that the connection between the motor end cover and the machine body is tighter.

As the technical optimization, a cover damping ring 12 is arranged above the fixed cover 1, a heat dissipation fan blade 10 for exhausting air is arranged in the fixed cover 1, and the cover damping ring 12 is made of rubber.

It should be noted that the cover damping ring 12 made of rubber material will eliminate the gap between the motor end cover and the machine body, and reduce the generated vibration and noise.

Preferably, the number of the radiating fan blades 10 is three, a fan blade rotating shaft 13 is arranged at the connecting part of the radiating fan blades 10, a rotating shaft hole 11 is arranged in the middle of the fan blade rotating shaft 13, and the rotating shaft hole 11 is connected with an output shaft of the motor.

Preferably, a heat sink 2 is fixedly connected to a lower portion of the stationary cover 1, heat dissipation holes 20 for dissipating heat are provided in the heat sink 2, and the heat dissipation holes 20 are opened in the heat sink 2 in a circular array.

Preferably, the heat sink 2 has a shaft fixing ring 22 at the middle portion thereof, and the shaft fixing ring 22 has a through hole 21 therein.

The working principle and the using process of the utility model are as follows: after the motor is installed, the telescopic pull rod 34 is pulled up through the pull rod clamping blocks 35 arranged at the top ends of the two fixing devices 3 on the side surface of the fixed cover 1, the fixed block 31 is driven to be pulled up, the motor end cover is sleeved into the machine body, the pull rod clamping blocks 35 are sent down, the fixed block 31 is tightly connected with the machine body through the tension of the fixing spring 32, the cover damping ring 12 fixedly connected with the top end of the fixed cover 1 is tightly attached to the machine body, vibration generated in the operation of the motor and noise generated by the vibration are reduced, the output shaft of the motor is sleeved with the rotating shaft hole 11, the motor drives the radiating fan blades 10 to rotate in the operation process, and heat generated in the operation of the motor is discharged through the radiating holes 20 in the radiating plate 2.

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. The utility model provides a no bolt fastening end cover, includes fixing device (3), its characterized in that: fixing device (3) comprise anti-skidding gasket (30), fixed block (31), fixed spring (32), fixed rod cover (33), flexible pull rod (34), pull rod fixture block (35), anti-skidding gasket (30) top fixedly connected with is used for fixed block (31) of fixed end cover, flexible pull rod (34) of fixed block (31) top fixedly connected with tensile fixed spring (32), peripheral cover of flexible pull rod (34) is established and is connected with fixed spring (32) that are used for providing pressure for fixed block (31), both ends and fixed block (31), fixed rod cover (33) fixed connection about fixed spring (32), flexible pull rod (34) are established with fixed rod cover (33) cover and are connected, flexible pull rod (34) top fixedly connected with pull rod fixture block (35).

2. The boltless fixed end cap of claim 1, wherein: the fixing device (3) is symmetrically arranged on the side surface of the fixing cover (1), and the fixing cover (1) is cylindrical.

3. A boltless fixed end cap in accordance with claim 2 wherein: the fixed cover is characterized in that a cover damping ring (12) is arranged above the fixed cover (1), radiating fan blades (10) used for exhausting air are arranged inside the fixed cover (1), and the cover damping ring (12) is made of rubber.

4. A boltless fixed end cap in accordance with claim 3, wherein: the heat dissipation fan blade (10) is provided with three, heat dissipation fan blade (10) joint part is provided with flabellum pivot (13), be provided with pivot hole (11) in the middle of flabellum pivot (13), pivot hole (11) are connected with the output shaft of motor.

5. A boltless fixed end cap in accordance with claim 2, wherein: the fixing machine cover is characterized in that a heat dissipation plate (2) is fixedly connected to the lower portion of the fixing machine cover (1), heat dissipation holes (20) used for heat dissipation are formed in the heat dissipation plate (2), and the heat dissipation holes (20) are formed in the heat dissipation plate (2) in an annular array mode.

6. The boltless fixed end cap of claim 5, wherein: the middle part of the heat dissipation plate (2) is provided with a rotating shaft fixing ring (22), and a through hole (21) is formed in the rotating shaft fixing ring (22).