CN-224208519-U - Vibration damping and noise reducing type screen body structure of efficient vibrating screen

Abstract

The utility model discloses a vibration damping and noise reducing screen body structure of a high-efficiency vibrating screen, which relates to the technical field of vibrating screens and aims to solve the problems that the conventional vibration damping scheme is mainly characterized in that a spring, a rubber pad and other passive vibration damping elements are additionally arranged, but bidirectional control of screen fastening and vibration transmission is difficult to achieve, a group of vibration damping rubber strips are pressed between a placing beam and the screen, a rotating groove and a driving groove are formed in the top surface of the placing beam, a locking assembly is arranged in the rotating groove, a driving assembly is arranged in the driving groove, a groove is formed in the bottom surface of the screen, a hanging rod is arranged in the groove, the hanging rod is in sliding connection with the locking assembly, the vibration damping rubber strips arranged between the screen and the placing beam form an elastic interlayer, transient vibration energy generated by material impact can be effectively absorbed, mechanical energy is converted into heat energy through the viscoelastic deformation of high polymer materials in the rubber strips, and the intensity of vibration transmitted to the screen body is reduced.

Inventors

• FAN ZHENFENG
• ZHU XIUMIN
• LIANG CHUNXUAN

Assignees

• 河南亚通机械设备有限公司

Dates

Publication Date

20260508

Application Date

20250521

Claims (5)

1. 1. The vibration reduction and noise reduction type screen body structure of the efficient vibrating screen comprises a vibrating screen body (1), placing beams (2) and a screen (4), wherein the placing beams (2) are arranged on the inner wall of the vibrating screen body (1), the placing beams (2) are arranged in a group and are symmetrically arranged, and the two placing beams (2) are connected through the screen (4), and the vibration reduction type screen body structure is characterized in that a group of vibration reduction adhesive tapes (3) are pressed between the placing beams (2) and the screen (4); The top surface of the placing beam (2) is provided with a rotary groove (20) and a driving groove (21), a locking component (5) is arranged in the rotary groove (20), a driving component is arranged in the driving groove (21), a groove (40) is formed in the bottom surface of the screen (4), a hanging rod (8) is arranged in the groove (40), and the hanging rod (8) is in sliding connection with the locking component (5); the locking assembly (5) further comprises a rotating piece (50) and a locking rod (53), the rotating piece (50) is rotatably connected in the rotating groove (20), the locking rod (53) is arranged on the top surface of the rotating piece (50), the cross section of the locking rod (53) is L-shaped, and the locking rod (53) is in sliding connection with the hanging rod (8); the rotor (50) is driven by a drive assembly.
2. 2. The vibration and noise reduction type screen body structure of the efficient vibrating screen according to claim 1, wherein a slot (51) is formed in the outer wall of the rotating piece (50), the locking rod (53) is slidably connected in the slot (51), a locking groove (52) is formed in the middle of the slot (51), a through hole (54) is formed in the top surface of the locking rod (53), and the through hole (54) is connected with the locking groove (52) through a connecting bolt (55).
3. 3. The vibration and noise reduction type screen body structure of the efficient vibrating screen according to claim 2, wherein a rubber ferrule is arranged on the outer wall of the hanging rod (8).
4. 4. The vibration and noise reduction type screen body structure of the efficient vibrating screen according to claim 2, wherein the driving assembly comprises a worm (6) and a worm wheel (7), the worm (6) is rotatably connected in the driving groove (21), the worm wheel (7) meshed with the worm (6) is arranged below the worm (6), a hole is formed in the vibrating screen body (1), a group of transmission rods (9) are rotatably connected in the hole, and the transmission rods (9) are coaxially connected with the worm (6).
5. 5. The vibration and noise reduction type screen body structure of the efficient vibrating screen according to claim 2, wherein at least three groups of locking assemblies (5) are arranged on each group of the placing beams (2).

Description

Vibration damping and noise reducing type screen body structure of efficient vibrating screen Technical Field The utility model relates to the technical field of vibrating screens, in particular to a vibration reduction and noise reduction type screen body structure of a high-efficiency vibrating screen. Background The vibrating screen is used as core equipment for classifying materials, is widely applied in the fields of mines, metallurgy, chemical industry and the like, a screen mesh of the traditional vibrating screen is connected with a screen body in a bolt fixing mode, the problems of low installation efficiency and high maintenance cost exist, and meanwhile, vibration energy generated when the materials impact the screen mesh is directly transmitted to the screen body structure, so that equipment abrasion is increased, and high-frequency noise pollution operation environment is formed. The existing vibration reduction scheme is mainly characterized in that a spring or a rubber pad and other passive vibration reduction elements are additionally arranged, but two-way control of screen fastening and vibration conduction is difficult to achieve, and structural fatigue fracture easily occurs at the edges of the screen due to stress concentration particularly in a heavy screening scene. Therefore, the application provides a vibration damping and noise reducing screen body structure of the efficient vibrating screen to meet the requirements. Disclosure of utility model The application aims to provide a vibration damping and noise reduction type screen body structure of a high-efficiency vibrating screen, and aims to solve the problem that the conventional vibration damping scheme is difficult to realize bidirectional control of screen fastening and vibration conduction by additionally arranging a spring or a rubber pad and other passive vibration damping elements. In order to achieve the aim, the application provides the technical scheme that the vibration damping and noise reduction type screen body structure of the efficient vibrating screen comprises a vibrating screen body, placing beams and a screen, wherein the placing beams are arranged on the inner wall of the vibrating screen body, the two placing beams are symmetrically arranged in a group, the two placing beams are connected through the screen, and a group of vibration damping adhesive tapes are pressed between the placing beams and the screen; The top surface of the placing beam is provided with a rotating groove and a driving groove, a locking component is arranged in the rotating groove, a driving component is arranged in the driving groove, the bottom surface of the screen is provided with a groove, a hanging rod is arranged in the groove, and the hanging rod is in sliding connection with the locking component; the locking component further comprises a rotating piece and a locking rod, the rotating piece is rotatably connected in the rotating groove, the locking rod is arranged on the top surface of the rotating piece, the cross section of the locking rod is L-shaped, and the locking rod is in sliding connection with the hanging rod; the rotor is driven by a drive assembly. Preferably, a slot is arranged on the outer wall of the rotating piece, the locking rod is slidably connected in the slot, a locking groove is arranged in the middle of the slot, a through hole is arranged on the top surface of the locking rod, and the through hole is connected with the locking groove through a connecting bolt. Preferably, a rubber ferrule is arranged on the outer wall of the hanging rod. Preferably, the driving assembly comprises a worm and a worm wheel, the worm is rotationally connected in the driving groove, the worm wheel meshed with the worm is arranged below the worm, a hole is formed in the vibrating screen body, a group of transmission rods are rotationally connected in the hole, and the transmission rods are coaxially connected with the worm. Preferably, at least three sets of locking assemblies are provided on each set of placement beams. In summary, the utility model has the technical effects and advantages that: The utility model adopts the worm and gear transmission mechanism to drive the L-shaped locking rod to rotate, realizes mechanical self-locking by utilizing the irreversible characteristic of worm transmission, and ensures that the screen is free from displacement loosening risk under the working condition of high-frequency vibration. Compared with the traditional bolt fastening, the method has the advantages that the time consumption for installation is reduced, and the operation can be completed without special tools. Drawings In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embod