Silencing device for steel sheet pile construction

Abstract

The utility model relates to the technical field of steel sheet pile construction, in particular to a silencing device for steel sheet pile construction. Comprising a base assembly, a mute assembly and a sound absorption assembly, the base assembly comprises a base seat and a mounting seat, the mute assembly comprises a mute top pipe, the sound absorption assembly comprises a sound absorption plate and a mounting frame, the inner wall of the mute top pipe is connected with a mute inner pipe, and the lower end of the mute top pipe is connected with a mute bottom pipe; a positioning ring is connected to the inner wall of the mute bottom pipe, a mute column is arranged on the inner side of the positioning ring, a sound insulation plate is connected to one end of the sound absorption plate, and a gypsum plate is arranged at the end, away from the sound absorption plate, of the sound insulation plate. When the weakened sound waves are conducted into the mute bottom pipe, part of the sound waves are reflected and collided on the inner wall of the mute bottom pipe, the sound wave intensity is further weakened, part of the sound waves continue to be transmitted through the sound absorption holes, and in the process, due to the fact that the width of a transmission path is reduced, the sound wave intensity is weakened layer by layer.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel sheet pile construction technical field, concretely is a kind of mute device of steel sheet pile construction. BACKGROUND

[0002] Steel sheet pile is a kind of section steel with locking, its section has straight plate shape, groove and Z shape etc., there are various sizes and interlocking forms;Commonly seen have Larson, Lakkwanan etc., with high strength, easy to hit hard soil layer etc.Advantages;At the same time, construction can be carried out in deep water, when necessary, become a cage with inclined support, waterproof performance is good, can be formed into various shapes cofferdam according to need, and can be repeatedly used, widely used.

[0003] In the process of steel sheet pile construction, hammering or vibration driving steel sheet pile can produce a lot of noise, which not only affects the residents and environment around the construction site, but also may lead to construction restrictions. In order to reduce construction noise, many construction units use mute device to reduce noise level.

[0004] The existing mute device of steel sheet pile construction installs sound-absorbing board in construction area to mute, but due to the high sound pressure level of sound waves generated by hammering or vibration driving steel sheet pile, the sound-absorbing board cannot weaken the sound intensity layer by layer when transmitting sound waves, so it will affect the sound insulation effect and cannot meet the mute requirements of steel sheet pile construction. UTILITY MODEL CONTENTS

[0005] In view of the above problems, the utility model aims to provide a mute device for steel sheet pile construction, which solves the problem that the sound pressure level of sound waves generated by hammering or vibration driving steel sheet pile is high, the sound-absorbing board cannot weaken the sound intensity layer by layer when transmitting sound waves, which affects the sound insulation effect and cannot meet the mute requirements of steel sheet pile construction. After the attenuated sound wave is conducted into the mute bottom pipe, part of the sound wave is reflected and collides on the inner wall of the mute bottom pipe, which further attenuates the sound intensity. Part of the sound wave continues to transmit through the sound-absorbing hole. In this process, due to the reduction of transmission path width, the sound intensity is attenuated layer by layer.

[0006] In order to achieve the above object, the utility model discloses the technical scheme that a mute device of steel sheet pile construction adopts: a mute device of steel sheet pile construction, including base assembly, mute component, sound absorption component, the base assembly includes base seat, mounting seat, the mute component includes mute top pipe, the sound absorption component includes sound absorption board, mounting frame, the inside of the upper portion of base seat is provided with base groove, the lower extreme of mounting seat is provided with the tabulation convex board, the both ends of mounting seat are connected with the connecting lateral board symmetry, the inner wall of mute top pipe is connected with mute inner tube, the lower extreme of mute top pipe is connected with mute bottom pipe, the inner wall of mute bottom pipe is connected with the positioning ring, the inside of positioning ring is provided with mute column, one end of sound absorption board is connected with the sound insulation board, the one end of sound insulation board is provided with the gypsum board away from sound absorption board.

[0007] The utility model discloses the beneficial effect is: when the weakened sound wave conduction is in mute bottom pipe, part sound wave is reflected, collides in mute bottom pipe inner wall, makes its sound wave intensity further weakens, part sound wave continues transmission through the sound absorption hole, in this process, owing to the reduction of transmission path width, realizes the weakening of sound wave intensity layer by layer.

[0008] In order to facilitate the assembly connection of sound absorption component and base assembly:

[0009] As further improvement on the above technical solution: the mounting seat and the tabulation convex board are provided in an integral molding structure, and the size of the base groove matches the size of the tabulation convex board.

[0010] The improvement has the beneficial effect that: during use, the base seat bottom is installed in the pre-buried groove excavated in the construction area, then the tabulation convex board is smoothly inserted into the base groove, the connecting lateral board is assembled and connected with the base seat by using bolts, the groove for inserting the tabulation convex board is provided by the base groove, the tabulation convex board can be inserted into the base groove from the top and the side, thereby facilitating the assembly connection of the sound absorption component and the base assembly.

[0011] In order to absorb part of the sound waves in the mute inner tube during transmission:

[0012] As further improvement on the above technical solution: the end of the mute top pipe away from the mute bottom pipe is provided as an opening, and the top of the mute bottom pipe penetrates the wall of the mute top pipe and extends to be connected with the inner cavity of the mute inner tube.

[0013] The improvement has the beneficial effect that: when the sound wave is conducted into the mute top pipe, part of the sound wave is reflected and collides on the inner wall of the mute top pipe, which weakens the sound wave intensity, and part of the sound wave continues to be transmitted to the mute bottom pipe through the mute inner tube, in this process, the inner diameter of the mute inner tube is smaller than the inner diameter of the mute top pipe, which reduces the width of the sound wave transmission path, part of the sound wave is absorbed by the mute inner tube during transmission in the mute inner tube, and the sound wave intensity is weakened.

[0014] In order to improve the use intensity of the sound absorption assembly:

[0015] As a further improvement of the above technical solution: the sound insulation board is provided with a groove for mounting the quiet top pipe at equal intervals on the inner side, and the end of the sound insulation board close to the sound absorption board is located at the same horizontal position as the quiet top pipe.

[0016] The beneficial effect of the improvement is that the sound insulation board is provided for mounting and fixing the quiet top pipe, and is arranged between the sound absorption board and the gypsum board, which can improve the use intensity of the sound absorption assembly.

[0017] In order to realize the layer-by-layer weakening of the sound wave intensity:

[0018] As a further improvement of the above technical solution: the height of the quiet column is the same as that of the quiet bottom pipe, and the lower end of the quiet column is located at the same horizontal position as the lower end of the quiet bottom pipe.

[0019] The beneficial effect of the improvement is that when the weakened sound wave is conducted into the quiet bottom pipe, part of the sound wave is reflected and collided on the inner wall of the quiet bottom pipe, further weakening the sound wave intensity, and part of the sound wave is transmitted through the sound absorption hole, in which process the width of the transmission path is reduced, realizing the layer-by-layer weakening of the sound wave intensity.

[0020] In order to make the sound absorption board have a multi-fiber structure to reflect, superimpose and collide each other when the sound wave passes through the fibers, and further convert the sound wave energy into heat energy:

[0021] As a further improvement of the above technical solution: the inner side of the sound absorption board is filled with sound insulation cotton blocks, and the sound absorption board is arranged on the inner side of the mounting frame.

[0022] The beneficial effect of the improvement is that when the sound wave is transmitted, the sound absorption board has a multi-fiber structure to reflect, superimpose and collide each other when the sound wave passes through the fibers, and further convert the sound wave energy into heat energy, in which process the sound wave intensity is gradually weakened, realizing the first step of weakening the sound wave intensity.

[0023] In order to improve the stability of the base seat and the mounting seat when they are connected by the fit of the protective pad and the mounting seat:

[0024] As a further improvement of the above technical solution: the top of the base seat is symmetrically provided with a protective groove, and the inner side of the protective groove is connected with a protective pad.

[0025] The improved beneficial effect is that when the plug-in tab is smoothly inserted into the base groove, the bottom of the mounting seat is attached to the top of the base seat, at this time, the protective pad is attached to the mounting seat, and the stability of the connection between the base seat and the mounting seat is improved through the attachment of the protective pad and the mounting seat, thereby ensuring the safety of the device during use.

[0026] In order to realize the connection of the soundproof column and the soundproof bottom pipe:

[0027] As a further improvement of the above technical solution: the inner side of the upper part of the positioning ring is provided with sound-absorbing cotton, and the inner side of the soundproof column is provided with sound-absorbing holes at equal intervals along the height direction of the soundproof column.

[0028] The improved beneficial effect is that through the setting of the positioning ring, the soundproof column is fixed and connected with the soundproof bottom pipe, and the sound-absorbing cotton is used for absorbing sound entering the soundproof bottom pipe. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is a three-dimensional structure schematic view of the utility model.

[0030] Figure 2 It is a structure schematic view of the base seat of the utility model.

[0031] Figure 3 It is a structure schematic view of the soundproof board of the utility model.

[0032] Figure 4 It is a cross-sectional structure schematic view of the soundproof top pipe of the utility model.

[0033] Figure 5 It is a cross-sectional structure schematic view of the soundproof column of the utility model.

[0034] Figure 6 It is a cross-sectional structure schematic view of the soundproof bottom pipe of the utility model.

[0035] In the drawing: 1, base assembly; 11, base seat; 12, base groove; 13, mounting seat; 14, plug-in tab; 15, connecting side plate; 16, protective groove; 17, protective pad; 2, soundproof assembly; 21, soundproof top pipe; 22, soundproof inner pipe; 23, soundproof bottom pipe; 24, positioning ring; 25, soundproof column; 26, sound-absorbing cotton; 27, sound-absorbing hole; 3, sound-absorbing assembly; 31, sound-absorbing board; 32, soundproof board; 33, gypsum board; 34, mounting frame. DETAILED DESCRIPTION

[0036] In order to make the skilled in the art better understand the technical scheme of the utility model, the utility model is described in detail below in combination with the drawings, and the description in this part is only exemplary and explanatory, and should not have any limiting effect on the protection scope of the utility model.

[0037] As Figures 1-6As shown, a kind of steel sheet pile construction mute device, including base assembly 1, mute component 2, sound absorption component 3, the base assembly 1 includes base seat 11, mounting seat 13, the mute component 2 includes mute top pipe 21, the sound absorption component 3 includes sound absorption board 31, installation frame 34, the inner side of the upper portion of base seat 11 is equipped with base groove 12, the lower end of mounting seat 13 is provided with the plug-in tab 14, the both ends of mounting seat 13 are symmetrically connected with connecting side plate 15, the inner wall of mute top pipe 21 is connected with mute inner tube 22, the lower end of mute top pipe 21 is connected with mute bottom pipe 23, the inner wall of mute bottom pipe 23 is connected with positioning ring 24, the inner side of positioning ring 24 is provided with mute column 25, one end of sound absorption board 31 is connected with sound insulation board 32, the end away from sound absorption board 31 of sound insulation board 32 is provided with gypsum board 33, mounting seat 13 and plug-in tab 14 are integrally formed structure, the size of base groove 12 is matched with the size of plug-in tab 14;When using, the bottom of base seat 11 is installed in the pre-buried groove excavated with construction area, then plug-in tab 14 is inserted into base groove 12 stably, connecting side plate 15 is assembled and connected with base seat 11 using bolt, through the setting of base groove 12, the groove for the insertion of plug-in tab 14, plug-in tab 14 can be inserted into base groove 12 from top and side, to facilitate the assembly connection of sound absorption component 3 and base assembly 1, the end away from mute bottom pipe 23 of mute top pipe 21 is provided with opening, the top of mute bottom pipe 23 penetrates the wall of mute top pipe 21 and extends to be connected with the inner chamber of mute inner tube 22;When sound wave is conducted into mute top pipe 21, part of sound wave is reflected and collided on the inner wall of mute top pipe 21, this process weakens the intensity of sound wave, and part of sound wave continues to be transmitted to mute bottom pipe 23 through mute inner tube 22, in this process, because the inner diameter of mute inner tube 22 is less than the inner diameter of mute top pipe 21, the width of sound wave transmission path is reduced, part of sound wave is absorbed by mute inner tube 22 in the transmission process of sound wave in mute inner tube 22, to weaken the intensity of sound wave, the inner side of sound insulation board 32 is equipped with groove for installing mute top pipe 21 at equal intervals, the end of sound insulation board 32 close to sound absorption board 31 is located at the same horizontal position with mute top pipe 21;Through the setting of sound insulation board 32, mute top pipe 21 is installed and fixed, and sound insulation board 32 is arranged between sound absorption board 31 and gypsum board 33, to improve the use intensity of sound absorption component 3, the height of mute column 25 is same with the height of mute bottom pipe 23, the lower end of mute column 25 and the lower end of mute bottom pipe 23 are located at the same horizontal plane.When the weakened sound wave is conducted into the mute bottom pipe 23, part of the sound wave is reflected and collided on the inner wall of the mute bottom pipe 23, so that the sound wave intensity is further weakened, and part of the sound wave is transmitted through the sound absorbing hole 27. In this process, due to the reduction of the transmission path width, the sound wave intensity is gradually weakened layer by layer. The inner side of the sound absorbing plate 31 is filled with sound insulation cotton block, and the sound absorbing plate 31 is arranged on the inner side of the mounting frame 34. Through the arrangement of the sound absorbing plate 31, when the sound wave is transmitted, the sound absorbing plate 31 has a multi-fiber structure, so that the sound wave is reflected, superimposed and collided when passing through the fiber, and then the sound wave energy is converted into heat energy. In this process, the sound wave intensity is gradually weakened, realizing the first step of weakening the sound wave intensity. The top of the base seat 11 is symmetrically provided with a protection groove 16, and the inner side of the protection groove 16 is connected with a protection pad 17. When the plug-in lug plate 14 is smoothly inserted into the base groove 12, the bottom of the mounting seat 13 is attached to the top of the base seat 11. At this time, the protection pad 17 is attached to the mounting seat 13, and the stability of the connection between the base seat 11 and the mounting seat 13 is improved through the attachment of the protection pad 17 and the mounting seat 13, so as to ensure the safety of the device during use. The inner side of the upper part of the positioning ring 24 is provided with sound absorbing cotton 26, and the inner side of the mute column 25 is provided with sound absorbing holes 27 at equal intervals along the height direction of the mute column 25. Through the arrangement of the positioning ring 24, the mute column 25 is fixed and connected with the mute bottom pipe 23, and the sound absorbing cotton 26 is used for absorbing sound entering the mute bottom pipe 23.

[0038] The working principle of the utility model is as follows: during use, the bottom of the base seat 11 is installed in the embedded groove excavated in the construction area, then the plug-in lug plate 14 is stably inserted into the base groove 12, the connecting side plate 15 is assembled and connected with the base seat 11 by using bolts, after the plug-in lug plate 14 is stably inserted into the base groove 12, the bottom of the mounting seat 13 is attached to the top of the base seat 11, at this time, the protective pad 17 is attached to the mounting seat 13, and the attachment of the protective pad 17 and the mounting seat 13 improves the stability when the base seat 11 is connected with the mounting seat 13, thereby guaranteeing the safety during use of the device, through the setting of the base groove 12, the groove is used for the insertion of the plug-in lug plate 14, meanwhile, the plug-in lug plate 14 can be inserted into the base groove 12 from the top and the side, thereby facilitating the assembly and connection of the sound absorption assembly 3 and the base assembly 1, through the setting of the sound absorption plate 31, when sound waves are transmitted, the sound absorption plate 31 has a multi-fiber structure, so that the sound waves are reflected, superimposed and collided by the fibers when passing through the fibers, thereby converting the sound wave energy into heat energy, in this process, the sound wave intensity is gradually weakened, thereby achieving the first step of weakening the sound wave intensity, after the sound waves are conducted into the quiet top pipe 21, part of the sound waves are reflected and collided on the inner wall of the quiet top pipe 21, this process weakens the sound wave intensity, meanwhile, part of the sound waves continue to be transmitted to the quiet bottom pipe 23 through the quiet inner pipe 22, in this process, because the inner diameter of the quiet inner pipe 22 is smaller than the inner diameter of the quiet top pipe 21, the width of the sound wave transmission path is reduced, part of the sound waves are absorbed by the quiet inner pipe 22 during the transmission of the sound waves in the quiet inner pipe 22, thereby weakening the sound wave intensity, after the weakened sound waves are conducted into the quiet bottom pipe 23, part of the sound waves are reflected and collided on the inner wall of the quiet bottom pipe 23, thereby further weakening the sound wave intensity, part of the sound waves continue to be transmitted through the sound absorption hole 27, in this process, because the width of the transmission path is reduced, the sound wave intensity is weakened layer by layer, through the setting of the positioning ring 24, the quiet column 25 is fixed, and the connection between the quiet column 25 and the quiet bottom pipe 23 is realized, meanwhile, the sound absorption cotton 26 is used for absorbing the sound entering into the quiet bottom pipe 23, through the setting of the sound insulation plate 32, the quiet top pipe 21 is installed and fixed, meanwhile, the sound insulation plate 32 is arranged between the sound absorption plate 31 and the gypsum board 33, thereby improving the use intensity of the sound absorption assembly 3.

[0039] It should be noted that in this document, the terms "comprise", "comprising", or any other variant thereof are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not only include those elements, but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0040] The principle and implementation mode of the present application are described by using specific examples herein, and the above examples are only used for helping to understand the method and core idea of the present application. The above preferred embodiments of the present application are described, and it should be pointed out that due to the limited expression, there are infinite specific structures objectively, and for ordinary skilled persons in the technical field, some improvements, decorations or changes can be made without departing from the principle of the present application, and the above technical features can be combined in a proper way; the improvements, decorations, changes or combinations, or the direct application of the concept and technical solution of the present application to other occasions without improvement, should be regarded as the protection scope of the present application.

Claims

1. A mute device for steel sheet pile construction, comprising a base assembly (1), a mute assembly (2), and a sound absorption assembly (3), the base assembly (1) comprising a base seat (11) and a mounting seat (13), the mute assembly (2) comprising a mute top pipe (21), and the sound absorption assembly (3) comprising a sound absorption plate (31) and a mounting frame (34), characterized in that: The inner side of the upper part of the base seat (11) is provided with a base groove (12), the lower end of the mounting seat (13) is provided with a plug-in tab (14), the two ends of the mounting seat (13) are symmetrically connected with a connecting side plate (15), the inner wall of the mute top pipe (21) is connected with a mute inner pipe (22), the lower end of the mute top pipe (21) is connected with a mute bottom pipe (23), the inner wall of the mute bottom pipe (23) is connected with a positioning ring (24), the inner side of the positioning ring (24) is provided with a mute column (25), one end of the sound-absorbing plate (31) is connected with a sound insulation plate (32), the end of the sound insulation plate (32) away from the sound-absorbing plate (31) is provided with a gypsum board (33).

2. A sound attenuation device for a steel sheet pile construction according to claim 1, characterized in that: The mounting seat (13) and the plug-in tab (14) are provided in an integral molding structure, and the size of the base groove (12) matches the size of the plug-in tab (14).

3. A sound attenuation device for a steel sheet pile construction according to claim 1, characterized in that: The end of the mute top pipe (21) away from the mute bottom pipe (23) is provided with an opening, and the top of the mute bottom pipe (23) penetrates the wall of the mute top pipe (21) and extends to connect with the inner cavity of the mute inner pipe (22).

4. A sound attenuation device for a steel sheet pile construction according to claim 1, characterized in that: The inner side of the sound insulation plate (32) is provided with a groove for mounting the mute top pipe (21) at equal intervals, and the end of the sound insulation plate (32) close to the sound-absorbing plate (31) is located at the same horizontal position as the mute top pipe (21).

5. A sound attenuation device for a steel sheet pile construction according to claim 1, characterized in that: The height of the mute column (25) is the same as the height of the mute bottom pipe (23), and the lower end of the mute column (25) is located at the same horizontal plane as the lower end of the mute bottom pipe (23).

6. A sound attenuation device for a steel sheet pile construction according to claim 1, characterized in that: The inner side of the sound-absorbing plate (31) is filled with sound insulation cotton, and the sound-absorbing plate (31) is arranged on the inner side of the mounting frame (34).

7. A sound attenuation device for a steel sheet pile construction according to claim 1, characterized in that: The top of the base seat (11) is symmetrically provided with a protection groove (16), and the inner side of the protection groove (16) is connected with a protection pad (17).

8. A sound attenuation device for a steel sheet pile construction according to claim 1, characterized in that: The inner side of the upper part of the positioning ring (24) is provided with sound-absorbing cotton (26), and the inner side of the mute column (25) is provided with sound-absorbing holes (27) at equal intervals along the height direction of the mute column (25).

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