Vibration and noise reduction structure for chute side plate

Abstract

The utility model provides a vibration and noise reduction structure for a chute side plate, which relates to the technical field of noise isolation and comprises the chute side plate, a sound insulation component is arranged on the outer side of the chute side plate, a vibration reduction component is mounted on the inner side of the chute side plate, and the vibration reduction component comprises a vibration reduction pad, a reinforced metal vibration reduction plate, a metal truss and a PU (polyurethane) panel. An anti-vibration pad is installed on the inner side of the chute side plate, a reinforced metal anti-vibration plate is installed on the inner side of the anti-vibration pad, a metal truss is installed on the inner side of the reinforced metal anti-vibration plate, and a PU panel is installed on the inner side of the metal truss. The vibration is effectively absorbed and buffered, then the stability of the structure is enhanced, the influence of the vibration on the device is reduced, through the arrangement of the sound insulation component, noise generated when materials flow in the chute can be effectively absorbed and blocked, and noise transmission is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of noise isolation, especially relates to a damping and noise reduction structure for chute side plate. BACKGROUND

[0002] With the advancement of industrialization, many industries, such as mining, metallurgy, chemical industry, cement, etc. rely on the chute for material conveying, and most of the traditional chute side plate structures are made of metal, steel plate or other hard materials, which are very durable.

[0003] However, when the material (such as coal, ore, etc.) moves in the chute, due to the high hardness of the traditional chute, the material is easy to produce a large impact and friction when it contacts the chute side plate, resulting in noise, especially when the material particle size is large or the material flow rate is fast, the noise is more obvious, this noise not only affects the environment, but also may have adverse effects on the health of workers, especially in large factories or mines and other high noise environments, the noise problem caused by material flow is particularly prominent.

[0004] Therefore, we provide a damping and noise reduction structure for chute side plate to solve the above problems. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims at providing a damping and noise reduction structure for chute side plate to solve the problems raised in the background.

[0006] To achieve the above purpose, the utility model provides the following technical scheme: a damping and noise reduction structure for chute side plate, comprising a chute side plate, a sound insulation component is arranged on the outer side of the chute side plate, and a damping assembly is installed on the inner side of the chute side plate.

[0007] The damping assembly comprises a damping pad, a reinforced metal damping plate, a metal truss and a PU panel, the inner side of the chute side plate is provided with the damping pad, the inner side of the damping pad is provided with the reinforced metal damping plate, the inner side of the reinforced metal damping plate is provided with the metal truss, and the inner side of the metal truss is provided with the PU panel.

[0008] Preferably, the sound insulation component comprises a reinforced damping plate, an inner damping layer, a sound absorption layer, a sound absorption plate, an outer damping layer and a sound insulation support layer, the reinforced damping plate is installed on the outer side of the chute side plate, the outer side of the reinforced damping plate is provided with the inner damping layer, the outer side of the inner damping layer is provided with the sound absorption layer, the outer side of the sound absorption layer is provided with the sound absorption plate, the outer side of the sound absorption plate is provided with the outer damping layer, and the outer side of the outer damping layer is provided with the sound insulation support layer.

[0009] Preferably, a dustproof sealing strip is installed on the chute side plate.

[0010] Preferably, the vertical section shape of the reinforced metal damping plate is L-shaped, the reinforced metal damping plate is fixedly connected on both sides of the bottom end of the metal truss, and a plurality of reinforced damping members are arranged between the reinforced metal damping plates on both sides, and the plurality of reinforced damping members are fixedly connected with the bottom end of the metal truss.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] The utility model discloses in using through the PU panel absorbs and buffers the vibration, provides stable support through the metal truss, then strengthens the damping effect through the reinforced metal damping plate, further absorbs and buffers possible residual vibration through the damping pad, further reduces the propagation of vibration, makes vibration be effectively absorbed and control, and then enhances the stability of structure, reduces the influence of vibration to device, blocks the transmission of noise through the sound absorption board, further absorbs sound wave energy through the sound absorption layer, absorbs and slows down the propagation of sound wave through the inner damping layer, and then effectively absorbs and blocks the noise generated when the material flows in the chute, attenuates the noise to minimum, realizes good noise absorption function, reduces noise transmission, can significantly reduce noise in the process of material conveying, achieves better noise isolation effect, and then guarantees the comfort degree of working environment and long -term stable operation of device. ACCURACY

[0013] Figure 1 It is the chute side plate structure schematic drawing of the utility model;

[0014] Figure 2 It is the chute structure schematic drawing of the utility model;

[0015] Figure 3 It is the chute section structure schematic drawing of the utility model;

[0016] Figure 4 It is the damping assembly structure schematic drawing of the utility model;

[0017] Figure 5 It is the sound insulation component structure schematic drawing of the utility model.

[0018] Marked number in drawing: 1, chute side plate;2, sound insulation component;21, reinforced damping plate;22, inner damping layer;23, sound absorption layer;24, sound absorption board;25, outer damping layer;26, sound insulation support layer;3, dustproof sealing strip;4, damping assembly;41, damping pad;42, reinforced metal damping plate;43, metal truss;44, PU panel;45, reinforced damping member;5, conveying belt;6, base;7, support plate. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present utility model. Embodiment

[0020] Please refer to Figures 1-5 The utility model provides an implementation for chute side plate's vibration damping and noise reduction structure, including chute side plate 1, the outside of chute side plate 1 is provided with sound insulation component 2, the inside of chute side plate 1 is installed with damping assembly 4;

[0021] Damping assembly 4 includes damping pad 41, stiffened metal damping plate 42, metal truss 43 and PU panel 44, the inside of chute side plate 1 is installed with damping pad 41, the inside of damping pad 41 is installed with stiffened metal damping plate 42, the inside of stiffened metal damping plate 42 is installed with metal truss 43, the inside of metal truss 43 is installed with PU panel 44, through the setting of damping assembly 4, can effectively absorb and buffer vibration, enhance the stability of structure, and can reduce the noise propagation caused by vibration.

[0022] Further, sound insulation component 2 includes stiffened damping plate 21, inner damping layer 22, sound absorption layer 23, sound absorption plate 24, outer damping layer 25 and sound insulation support layer 26, the outside of chute side plate 1 is installed with stiffened damping plate 21, the outside of stiffened damping plate 21 is installed with inner damping layer 22, the outside of inner damping layer 22 is installed with sound absorption layer 23, the outside of sound absorption layer 23 is installed with sound absorption plate 24, and the material of sound absorption plate 24 can be gypsum, cement or wood board, etc., the outside of sound absorption plate 24 is installed with outer damping layer 25, the outside of outer damping layer 25 is installed with sound insulation support layer 26, through the setting of sound insulation component 2, effectively absorb and block the noise generated when the material flows in the chute, prevent the propagation of noise.

[0023] Further, dustproof sealing strip 3 is installed on chute side plate 1, and locking pieces are arranged on both sides of chute side plate 1, so as to facilitate installation and disassembly. Through the setting of dustproof sealing strip 3, the dust overflow caused by the impact of the material on the chute side plate 1 is effectively prevented.

[0024] Further, the vertical section shape of stiffened metal damping plate 42 is L-shaped, stiffened metal damping plate 42 is fixedly connected to the bottom end of metal truss 43 on both sides, and a plurality of stiffened damping pieces 45 are arranged between the stiffened metal damping plates 42 on both sides, and the plurality of stiffened damping pieces 45 are fixedly connected to the bottom end of metal truss 43. Through the plurality of stiffened damping pieces 45, the vibration of the device is further dispersed and weakened, and the stability of the device is improved.

[0025] Further, the chute is provided below with a conveying belt 5, the bottom of the conveying belt 5 is provided with a base 6, the bottom end of the chute is fixedly connected with the base 6 through a support plate 7, and a gap is arranged between the chute and the conveying belt 5. The device is stably supported through the base 6 and the support plate 7, and the stability of the device is ensured.

[0026] Further, the conveying belt 5 is provided with a soundproof cover on both sides, and the soundproof cover is fixedly connected with the base 6. The soundproof cover further strengthens the noise isolation, reduces the noise generated by the conveying belt 5 and its two sides from spreading to the outside.

[0027] The working principle is that first, a damping and noise reduction structure for the chute side plate is placed in the working position. In use, first, the entire device is supported by the support plate 7 and the base 6 to ensure the stability of the entire structure. Second, the material enters the chute composed of multiple chute side plates 1. After the material enters the chute, it collides with the chute side plate 1 at the top end of the chute. The PU panel 44 on the chute side plate 1 at the top end of the chute absorbs and buffers the vibration. The metal truss 43 provides stable support, and the ribbed metal damping plate 42 enhances the damping effect. The damping pad 41 further absorbs and buffers possible residual vibration, further reducing the spread of vibration. Fourth, the sound-absorbing plate 24 blocks the transmission of noise, the sound-absorbing layer 23 further absorbs sound wave energy, the inner damping layer 22 absorbs and slows down the spread of sound waves, and the ribbed damping plate 21 enhances the rigidity of the structure and reduces vibration. Fifth, the material is conveyed into the chute, and the sound-absorbing member 2 on the chute side plate 1 outside the chute absorbs and slows down the spread of sound. Sixth, when the material is conveyed to the chute side plate 1 at the bottom end of the chute, the damping assembly 4 absorbs and buffers the vibration. Seventh, the material is conveyed to the conveying belt 5 through the chute, and the sound-absorbing cover further enhances the noise isolation, reduces the noise generated by the conveying belt 5 and its two sides from spreading to the outside. In this way, the use process of a damping and noise reduction structure for the chute side plate is completed.

Claims

1. A damping and noise reduction structure for a chute side plate, comprising a chute side plate (1), characterized in that: The outer side of the chute side plate (1) is provided with a sound insulation component (2), and the inner side of the chute side plate (1) is provided with a damping assembly (4); The damping assembly (4) comprises a damping pad (41), a stiffened metal damping plate (42), a metal truss (43) and a PU panel (44), the inner side of the chute side plate (1) is provided with the damping pad (41), the inner side of the damping pad (41) is provided with the stiffened metal damping plate (42), the inner side of the stiffened metal damping plate (42) is provided with the metal truss (43), and the inner side of the metal truss (43) is provided with the PU panel (44).

2. The damping and noise reduction structure for the chute side plate according to claim 1, characterized in that, The sound insulation component (2) comprises a stiffened damping plate (21), an inner damping layer (22), a sound absorption layer (23), a sound absorption plate (24), an outer damping layer (25) and a sound insulation support layer (26), the outer side of the chute side plate (1) is provided with the stiffened damping plate (21), the outer side of the stiffened damping plate (21) is provided with the inner damping layer (22), the outer side of the inner damping layer (22) is provided with the sound absorption layer (23), the outer side of the sound absorption layer (23) is provided with the sound absorption plate (24), the outer side of the sound absorption plate (24) is provided with the outer damping layer (25), and the outer side of the outer damping layer (25) is provided with the sound insulation support layer (26).

3. The damping and noise reduction structure for the chute side plate according to claim 1, characterized in that, The dustproof sealing strip (3) is installed on the chute side plate (1).

4. The damping and noise reduction structure for the chute side plate according to claim 1, characterized in that, The vertical section shape of the stiffened metal damping plate (42) is L-shaped, the stiffened metal damping plate (42) is fixedly connected to the bottom end of the metal truss (43) on both sides, and a plurality of stiffened damping pieces (45) are arranged between the stiffened metal damping plates (42) on both sides, and the plurality of stiffened damping pieces (45) are fixedly connected to the bottom end of the metal truss (43).

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