CN219560402U

CN219560402U - Vibrating screen with heat dissipation function

Info

Publication number: CN219560402U
Application number: CN202320330481.7U
Authority: CN
Inventors: 王连新; 朱海水
Original assignee: Hangzhou Hexing Machine Co ltd
Current assignee: Hangzhou Hexing Machine Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-08-22
Anticipated expiration: 2033-02-22

Abstract

The utility model relates to vibration equipment and discloses a vibrating screen with a heat dissipation function, which comprises a frame, a vibration exciter and a motor, wherein the vibration exciter is arranged in the frame and is connected with the motor outside the frame, the vibration exciter comprises an eccentric block and a main shaft, the eccentric block is fixed on the main shaft through a key, the motor is connected with the main shaft, the eccentric block comprises a positioning part and an eccentric part, the positioning part is fixed on the main shaft, a plurality of fan blades are fixed on the outer circumferential side wall of the positioning part, the projection shape of the side surfaces of the fan blades is L-shaped, the fan blades are fastened on the positioning part through bolts, and the included angle between every two adjacent fan blades is 30-45 degrees. The fan blade is arranged on the eccentric block, so that the fan blade becomes a part of the vibration exciter, and when the vibration exciter works, the fan blade can conduct self-heat dissipation on the inside of the vibration exciter, the working temperature of the vibration exciter is reduced immediately, the reliability of the vibration exciter is improved, and the service life of the vibration sieve is prolonged.

Description

Vibrating screen with heat dissipation function

Technical Field

The utility model relates to vibration equipment, in particular to a vibrating screen with a heat dissipation function.

Background

The vibrating screen works by utilizing vibration generated by excitation of the vibration exciter, and the vibrating screen is used for vibrating and screening stones with smaller particles. The eccentric in the vibration exciter rotates synchronously with the main shaft, thereby generating vibration. The main shaft can high-speed motion under motor drive, and long-time rotation can make the vibration exciter temperature too high to influence its life, little device or the structure that dispels the heat to the vibration exciter on the present shale shaker, for example the application number is: 202210070496.4 vibrating screen machine

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides the vibrating screen with the heat dissipation function.

In order to solve the technical problems, the utility model is solved by the following technical scheme:

the utility model provides a shale shaker with heat dissipation function, which comprises a frame, vibration exciter and motor, the vibration exciter is installed in the frame and is connected with the motor outside the frame, the vibration exciter includes eccentric block and main shaft, the eccentric block passes through the key to be fixed on the main shaft, the motor is connected with the main shaft, the eccentric block includes location portion and eccentric part, location portion is fixed on the main shaft, be fixed with the flabellum that is multi-disc on the outer circumference lateral wall of location portion, flabellum side projection shape is "L" shape, the flabellum passes through the bolt-up on location portion, contained angle between the adjacent flabellum is 30 ~ 45.

Preferably, an inner flange is fixed at the end part of the main shaft and is pressed on the eccentric block, the top end of the fan blade is higher than the outer side wall of the inner flange, an outer flange is mounted on the output shaft of the motor, and the inner flange is connected with the outer flange.

Preferably, at least three belts are connected between the inner flange and the outer flange, the belts are uniformly distributed between the inner flange and the outer flange, and the belts are bent into a U shape.

Preferably, the outer edge of the outer flange is fixedly provided with the fan blades with the same number as the belts, a plurality of fan blades are uniformly distributed on the outer flange, and the fan blades are arranged between two adjacent belts.

Preferably, the fan is triangular in shape, the large end of the fan is fixed on the outer flange through bolts, and the bolts for fixing the fan are simultaneously fixed on the belt.

Preferably, the device comprises a plurality of screen plates, wherein the screen plates are arranged on a frame, spring shock absorbers are fixed at two ends of the frame, a vibration exciter is arranged in the middle of the frame, a motor is arranged on a motor support, and shock pads are arranged between the motor and the motor support.

The utility model has the remarkable technical effects due to the adoption of the technical scheme:

the fan blade is arranged on the eccentric block, so that the fan blade becomes a part of the vibration exciter, and when the vibration exciter works, the fan blade can conduct self-heat dissipation on the inside of the vibration exciter, the working temperature of the vibration exciter is reduced immediately, the reliability of the vibration exciter is improved, and the service life of the vibration sieve is prolonged.

The fan blade is arranged on the outer flange, and can rotate under the drive of the motor, so that the vibration exciter is cooled in an auxiliary mode, and the radiating effect of the vibration exciter is further improved.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic view of the structure of the exciter and the inner flange of fig. 1.

Fig. 3 is a partial enlarged view of a in fig. 1.

Fig. 4 is a schematic view of the eccentric mass and fan blade of fig. 2.

The names of the parts indicated by the numerical reference numerals in the above drawings are as follows:

10-frame

11-vibration exciter, 111-eccentric block, 112-main shaft, 1111-positioning part, 1112-eccentric part

12-motor

13-flabellum

14-inner flange

15-outer flange

16-belt

17-sector

18-screen plate

19-spring damper

20-motor support

Detailed Description

The utility model is described in further detail below with reference to figures 1-4 and examples.

Example 1

The utility model provides a shale shaker with heat dissipation function, includes frame 10, vibration exciter 11 and motor 12, and motor 12 is servo motor, and vibration exciter 11 installs in frame 10 and is connected with motor 12 outside frame 10, and vibration exciter 11 includes eccentric block 111 and main shaft 112, and eccentric block 111 passes through the key to be fixed on main shaft 112, and eccentric block 111 rotates with main shaft 112 synchronization, and motor 12 is connected and the driver rotates with main shaft 112. The eccentric block 111 is integrally formed, the eccentric block 111 comprises a positioning part 1111 and an eccentric part 1112, the positioning part 1111 is fixed on the main shaft 112 through a key, a plurality of fan blades 13 are fixed on the outer circumferential side wall of the positioning part 1111, the number of the fan blades 13 is three in this embodiment, the projection shape of the side surface of each fan blade 13 is L-shaped, the fan blades 13 are fastened on the positioning part 1111 through bolts, and the included angle between the adjacent fan blades 13 is 30 degrees.

The end of the main shaft 112 is fixed with an inner flange 14, the inner flange 14 is fastened on the main shaft 112 through bolts, the inner flange 14 is pressed on the eccentric block 111, the top ends of the fan blades 13 are higher than the outer side wall of the inner flange 14, the fan blades 13 are prevented from being blocked by overhigh inner flange 14, the circulation of air flow is influenced, accordingly, external air flow can be ensured to be blown into the vibration exciter 11 through the fan blades 13, instant heat dissipation of the vibration exciter is realized, an outer flange 15 is arranged on an output shaft of the motor 12, and the inner flange 14 is connected with the outer flange 15.

Gaps are formed between the inner flange 14 and the outer flange 15, at least three belts 16 are connected between the inner flange 14 and the outer flange 15, the number of the belts 16 is six in the embodiment, one end of each belt 16 is fastened on the inner flange 14 through bolts, the other end of each belt 16 is fastened on the outer flange 15 through bolts, the belts 16 arch outwards, the belts 16 are uniformly distributed between the inner flange 14 and the outer flange 15, and the belts 16 are bent into a U shape.

The outer edge of the outer flange 15 is fixedly provided with the same number of the fan blades 17 as the number of the belts 16, namely six fan blades 17 are also arranged, the six fan blades 17 are uniformly distributed on the outer flange 15, and the fan blades 17 are arranged between two adjacent belts 16.

The sector 17 is triangular in shape, the large end of the sector 17 is fixed on the outer flange 15 through bolts, and the bolts for fixing the sector 17 are simultaneously fixed on the belt 16.

The vibrating screen comprises a plurality of screen plates 18, the screen plates 18 are used for screening stones with different sizes, the number of the screen plates 18 is three in the embodiment, the three screen plates 18 are arranged up, down, the screen holes of the screen plate 18 at the uppermost layer are largest, and the screen holes of the screen plate 18 at the lowermost layer are smallest, so that the vibrating screen can perform three-level screening. Spring dampers 19 are fixed at both ends of the frame 10, and the spring dampers 19 are used for damping the frame 10. The screen plate 18 is arranged on the frame 10, the vibration exciter 11 is arranged in the middle of the frame 10, the motor 12 is arranged on the motor bracket 20, and the shock pad 21 is arranged between the motor 12 and the motor bracket 20.

Example 2

Embodiment 2 is substantially identical to embodiment 1 except that the angle between adjacent blades 13 on eccentric block 111 is 40 °.

Example 3

Embodiment 3 is substantially identical to embodiment 1 except that the angle between adjacent blades 13 on eccentric block 111 is 45 °.

Claims

1. The utility model provides a shale shaker with heat dissipation function, includes frame (10), vibration exciter (11) and motor (12), and vibration exciter (11) are installed in frame (10) and are connected with motor (12) outside frame (10), and vibration exciter (11) include eccentric block (111) and main shaft (112), and eccentric block (111) are fixed on main shaft (112) through the key, and motor (12) are connected with main shaft (112), its characterized in that: the eccentric block (111) comprises a positioning part (1111) and an eccentric part (1112), the positioning part (1111) is fixed on the main shaft (112), a plurality of blades (13) are fixed on the outer circumferential side wall of the positioning part (1111), the side projection shape of each blade (13) is L-shaped, the blades (13) are fastened on the positioning part (1111) through bolts, and the included angle between every two adjacent blades (13) is 30-45 degrees.

2. A vibrating screen with heat dissipation function as defined in claim 1, wherein: an inner flange (14) is fixed at the end part of the main shaft (112), the inner flange (14) is pressed on the eccentric block (111), the top end of the fan blade (13) is higher than the outer side wall of the inner flange (14), an outer flange (15) is mounted on the output shaft of the motor (12), and the inner flange (14) is connected with the outer flange (15).

3. A vibrating screen with heat dissipation function according to claim 2, characterized in that: the inner flange (14) and the outer flange (15) are connected with at least three belts (16), the belts (16) are uniformly distributed between the inner flange (14) and the outer flange (15), and the belts (16) are bent into a U shape.

4. A vibrating screen with heat dissipation function according to claim 3, characterized in that: the outer edge of the outer flange (15) is fixedly provided with a plurality of fan blades (17) the number of which is equal to that of the belts (16), the fan blades (17) are uniformly distributed on the outer flange (15), and the fan blades (17) are arranged between two adjacent belts (16).

5. The vibrating screen with heat dissipation function according to claim 4, wherein: the shape of the fan blade (17) is triangle, the big end of the fan blade (17) is fixed on the outer flange (15) through bolts, and the bolts for fixing the fan blade (17) are simultaneously fixed on the belt (16).

6. A vibrating screen with heat dissipation function according to any of claims 1-5 and characterized in that: including sieve (18) that is the multiple plate in quantity, sieve (18) are installed on frame (10), and the both ends of frame (10) are fixed with spring damper (19), and vibration exciter (11) are established in the middle of frame (10), and motor (12) are placed on motor support (20), install the shock pad between motor (12) and motor support (20).