CN211229687U - Vibration noise conduction eliminating system for sleeper production - Google Patents

Abstract

The utility model relates to a sleeper production vibration noise conduction canceling system, including shaking table and sound-proof room, be equipped with the foundation ditch in the sound-proof room, the shaking table is located in the foundation ditch, be equipped with conduction amortization cavity in the ground of shaking table one side, conduction amortization cavity is close to the one end and the foundation ditch intercommunication of shaking table, and the other end extends to the sound-proof outdoor side and upwards stretches out ground, be equipped with the acoustic celotex board on the conduction amortization cavity lateral wall, be equipped with the sound absorption layer on the acoustic celotex board lateral surface, the cockscomb structure is personally submitted in. The utility model discloses a cooperation of sound-proof room and conduction amortization cavity carries out the conduction with the noise and eliminates, improves the ability of making an uproar of falling of shaking table greatly, reduces the harm of vibration noise to surrounding environment and staff.

Description

Vibration noise conduction eliminating system for sleeper production

Technical Field

The utility model belongs to the technical field of the sleeper production, concretely relates to sleeper production vibration noise conduction elimination system.

Background

The concrete sleeper is made up by using cement, sand, stone, water and additive according to a certain proportion, mixing them into a mixture, pouring the mixture into a combined model with steel wire or reinforcing bar and sleeper fittings, and making the above-mentioned materials undergo the processes of vibration forming or loading vibration forming, steam curing, loosening steel wire or reinforcing bar and cutting sleeper end portion. The vibration molding or the loaded vibration molding process is generally performed by a concrete vibrating table. However, the forming of the sleeper usually needs high-frequency vibration to reduce the internal microcracks and improve the apparent mass, so that the noise generated by the vibrating table during working is extremely high, great influence is generated on the surrounding environment and the physical and mental health of production workers, and the safety and stability of other surrounding production processes are not facilitated and the physical health of operators is not facilitated.

The patent with the application number of 201720371219.1 discloses a vibration table sound-insulation shed suitable for sleeper production, which comprises a shed frame integrally welded by section steel, wherein a sound-absorbing plate and sound-absorbing cotton are arranged on one side of the inner side of the shed frame from inside to outside; and a sound insulation board is arranged on the outer side of the shed frame. Inhale a plurality of first groove spare of even embedding in the sound cotton, the notch orientation of first groove spare the soundproof shed is inboard, just first groove spare is in inhale and form first concave space in the sound cotton. A plurality of second groove members are evenly embedded in the soundproof plate, the notches of the second groove members face the outside of the soundproof shed, and the second groove members form second concave spaces in the soundproof plate. Above-mentioned soundproof shed has structurally adopted two kinds of boards of abatvoix, acoustic celotex board, has played simultaneously and has inhaled sound and syllable-dividing effect to reduce the noise that the shaking table produced and to surrounding environment and other staff's influence. However, the effect of noise reduction through sound absorption and sound insulation of the sound insulation shed is still limited, the noise elimination capability is not high, the noise reduction control means is limited, and the surrounding environment is still greatly affected and needs to be improved.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a sleeper production vibration noise conduction canceling system with soundproof room and conduction amortization cavity gives sound insulation and conduction to the noise that produces when the sleeper produces and eliminates to solve current concrete shaking table noise big and easily influence the physical and mental health of surrounding environment and staff, current noise reduction measure effect scheduling problem not good.

In order to achieve the above object, the utility model adopts the following technical scheme: including shaking table and soundproof room, be equipped with the foundation ditch in the soundproof room, the shaking table is located in the foundation ditch, be equipped with conduction amortization cavity in the ground of shaking table one side, conduction amortization cavity is close to the one end and the foundation ditch intercommunication of shaking table, and the other end extends to the outdoor side of sound insulation and upwards stretches out ground, be equipped with the acoustic celotex board on the conduction amortization cavity lateral wall, be equipped with the sound absorption layer on the acoustic celotex board lateral surface, the cockscomb structure is personally submitted in the sound absorption layer.

Preferably, the conduction silencing cavity is composed of a plurality of independent silencing tubes, and the silencing tubes are uniformly distributed at intervals along the length direction of the vibration table.

Preferably, one end of the silencing cylinder, which is close to the vibrating table, is conical, the large-diameter end of the silencing cylinder faces the vibrating table and is communicated with the foundation pit, one end of the silencing cylinder, which is far away from the vibrating table, extends to the outside of the sound-insulation chamber and extends out of the ground through a first guide pipe which is arranged upwards, and the side wall of the silencing cylinder is provided with the sound-insulation plate with the sound-absorbing layer.

Preferably, the conduction silencing cavity comprises a silencing main pipe arranged along the length direction of the vibrating table, one side, close to the vibrating table, of the silencing main pipe is communicated with a plurality of silencing branch pipes, and the silencing branch pipes are uniformly distributed at intervals along the length direction of the vibrating table.

Preferably, the one end that the amortization house steward was kept away from to the amortization branch pipe all sets up towards the one end slope of shaking table, and the one end that the amortization house steward was kept away from to the amortization branch pipe all communicates with the foundation ditch, the one end of keeping away from amortization branch pipe incline direction on the lateral wall of one side that the amortization house steward was kept away from extends to the outdoor side of sound insulation and stretches out ground through the second.

Preferably, the sound insulation boards with the sound absorption layers are arranged on the side walls of the sound attenuation branch pipes and the sound attenuation main pipes.

Preferably, the soundproof room is composed of four soundproof walls arranged in pairs in opposite directions and a top cover hermetically arranged at the tops of the four soundproof walls.

Preferably, the sound insulation wall is composed of a porous wall body, a sound absorption plate arranged on the inner side of the porous wall body and a plastic pinch plate arranged on the outer side of the porous wall body, and the porous wall body is built by a plurality of hollow bricks.

Preferably, be equipped with material import and material export on two soundproof walls that the both ends on the length direction of shaking table correspond respectively, the outside of material import and material export all is equipped with the sealing door, the fixed revolving cylinder that is equipped with on the soundproof wall lateral wall of sealing door one side, revolving cylinder's output shaft passes through connecting rod and sealing door lateral wall fixed connection, be equipped with sealed the pad on the sealing door lateral wall.

Preferably, a damping rubber pad is arranged between the bottom of the vibration table and the bottom of the foundation pit.

The utility model has the advantages that: the utility model relates to a rationally, moreover, the steam generator is simple in structure, through arranging the shaking table in the indoor foundation ditch of sound-proof in, and set up conduction amortization cavity in foundation ditch one side, can be in the sound-proof room with the noise definition, the noise that will make progress originally guides earlier and further conducts the amortization cavity, the acoustic celotex board on the rethread conduction amortization cavity inside wall and the cooperation on sound absorbing layer that has the sawtooth surface, can be with the effective separation of noise in conduction amortization cavity, make the noise not only propagate along conduction amortization cavity, can constantly reflect and absorb the noise at the transmission in-process again, prolong its propagation time at conduction amortization cavity, increase and sound absorbing layer's contact number of times, greatly absorb and weaken the noise, discharge surplus noise guide to outdoor again behind the noise elimination greatly, thereby realize the processing of making an uproar of falling to the. Meanwhile, the noise which does not enter the conduction silencing cavity is upwards transmitted, is blocked in a closed space formed by the sound-proof chamber again, and is absorbed and blocked by a sound-proof wall consisting of the sound-absorbing plate, the plastic buckle plate and the porous wall body, so that the noise reduction capability of the device is further improved. Through the cooperation of sound-proof room and conduction amortization cavity, fall the noise jointly from inhaling the sound, giving sound insulation, three angle of conduction amortization, improve the noise reduction effect to the shaking table greatly, the noise that produces when reducing sleeper production is to surrounding environment and staff's harm, guarantees the normal stable of production and staff's physical and mental health on every side.

Drawings

Fig. 1 is a schematic front view of the present invention;

fig. 2 is a schematic top view of embodiment 1 of the present invention;

fig. 3 is a schematic top view of embodiment 2 of the present invention;

FIG. 4 is a schematic view of the sound barrier and sound absorption layer of the present invention;

fig. 5 is a schematic view of the connection structure of the sealing door and the rotary cylinder of the present invention.

Reference numbers in the figures: 1 is the soundproof room, 2 is the shaking table, 3 is the top cap, 4 is the sound-proof wall, 5 is the abatvoix, 6 is porous wall body, 7 is the plastics buckle, 8 is the foundation ditch, 9 is the shock-absorbing rubber pad, 10 is the conduction amortization cavity, 11 is the amortization section of thick bamboo, 12 is first guide tube, 13 is the material import, 14 is the material export, 15 is sealing door, 16 is the amortization house steward, 17 is the amortization branch pipe, 18 is the second guide tube, 19 is the acoustic celotex board, 20 is the sound absorbing layer, 21 is revolving cylinder, 22 is the connecting rod, 23 is sealed the pad.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments:

example 1: as shown in fig. 1, 2 and 4, 5, a vibration noise conduction eliminating system for sleeper production includes a vibration table 2 and an soundproof room 1. The soundproof room 1 comprises the soundproof wall 4 that two liang of opposite settings in four sides on four sides and the sealed top cap 3 of locating four sides soundproof wall 4 tops for form airtight space, the propagation and the diffusion of separation noise, the cooperation is absorbed sound, is eliminated the noise and is fallen. The sound insulation wall 4 comprises a porous wall body 6 and a sound absorption plate 5 arranged on the inner side of the porous wall body 6, the sound insulation and absorption are respectively used for sound insulation and sound absorption, the upward propagated noise is separated in a closed space formed by a sound insulation chamber, the sound insulation wall 4 consisting of the sound absorption plate 5 and the porous wall body 6 is used for absorption and separation, and the noise reduction capability of the device is greatly improved. The sound-absorbing board 5 is an ideal sound-absorbing decorative material, and has the advantages of sound absorption, environmental protection, flame retardance, heat insulation, heat preservation, moisture prevention, mildew prevention, dust removal easiness, cutting easiness, pattern splicing, construction simplicity, stability, impact resistance, independence, high cost performance and the like, can meet the sound-absorbing decoration requirements of different styles and levels, realizes decoration of the inner side of the soundproof room 1 and noise absorption and noise reduction, mainly has the forms of wood, mineral wool, cloth, polyester fiber and the like according to the difference of manufacturing materials, can be selected according to actual requirements, and is not specifically limited. The porous wall body 6 is built by a plurality of hollow bricks, has the advantages of light weight, less consumption of raw materials, high strength, good heat preservation, sound insulation and noise reduction performance and the like, and can effectively prevent the penetration and the propagation of noise, thereby limiting the noise in the soundproof room 1 for noise reduction treatment. Porous wall 6's the outside still is equipped with plastics buckle 7, be used for decorating and protecting soundproof room 1's skin, during the use, plastics buckle 1 can adopt the PVC plastics buckle that uses PVC to make as the raw materials, possess light in weight, simple installation, it is waterproof, moth-proofing worm, it is many to decorate with pattern, resistant pollution, advantage and syllable-dividing such as good washing, thermal-insulated good performance, when protecting and decorating soundproof wall 4, the sound insulating ability of soundproof wall 4 can also further be improved, guarantee the separation of the noise that produces when operating vibrating table 2. Be equipped with foundation ditch 8 in the soundproof room 1, in foundation ditch 8 was located to shaking table 2, be equipped with conduction amortization cavity 10 in the ground of 2 one sides of shaking table, conduction amortization cavity 10 was close to the one end and the foundation ditch 8 intercommunication of shaking table 2, and the other end extends to the outside of soundproof room 1 and upwards stretches out ground, is equipped with acoustic celotex board 19 on the lateral wall of conduction amortization cavity 10, is equipped with sound absorbing layer 20 on the lateral surface of acoustic celotex board 19, and the cockscomb structure is personally submitted in the outside of sound. Through arranging shaking table 2 in foundation ditch 8 in soundproof room 1, and set up conduction amortization cavity 10 in one side of foundation ditch 8, can be when prescribing the noise in airtight space, will originally upwards conduct the noise guide earlier in conduction amortization cavity 10, rethread conduction amortization cavity 10 inside wall on acoustic celotex board 19 with have the cooperation of the layer 20 of sound absorption of saw-tooth face, can effectively the separation of noise in conduction amortization cavity 10, make the noise not only propagate along conduction amortization cavity 10, can constantly absorb and reflect the noise in the transmission process again, prolong its propagation time at conduction amortization cavity, increase the number of times of contact with the layer of sound absorption, greatly absorb and weaken the noise, guide the emission to the open air with surplus noise after eliminating the noise greatly, thereby realize the processing of making an uproar of falling to the noise that shaking table 2 produced. Through the cooperation of soundproof room 1 and conduction amortization cavity 10, fall the noise jointly from inhaling the sound, giving sound insulation, three angle of amortization, improve the noise reduction effect to the ability of making an uproar of falling of shaking table 2 greatly, and then reduce the noise that 2 work of shaking table produced to surrounding environment and staff's harm, guarantee the normal stable of production and staff's physical and mental health on every side. The acoustic celotex board 19 is a plate that acts on syllable-dividing effect, it is big to possess the volume of giving sound insulation, economy, advantages such as simple to operate, can effectively block the propagation of the noise when shaking table 2 moves, the cooperation carries out the amortization operation, it mainly has damping acoustic celotex board, honeycomb acoustic celotex board, cork acoustic celotex board, pitch acoustic celotex board, compound damping acoustic celotex board, low frequency sound insulation vibration damping plate, deadening felt etc. according to the material, can choose for use according to the actual demand, do not specifically prescribe a limit herein. The sound absorption layer 20 is made of sound absorption material, most of which is loose and porous material, such as mineral wool, blanket, etc., and can convert sound energy into heat energy, and the sound energy is lost, so that the sound is absorbed by the material, and the purposes of sound absorption and noise reduction are achieved. The porous sound-absorbing material mainly comprises organic fibers, inorganic foam, foam plastics and the like, can be selected according to actual requirements, is not particularly limited, and only needs to make one side of the porous sound-absorbing material into a sawtooth shape when in use, so that the reflection of noise is realized, the transmission of the noise in the conduction noise-reduction cavity 10 is further prolonged, and the noise-reduction effect is improved.

In this embodiment, the conductive silencing cavity 10 is composed of a plurality of independent silencing tubes 11, and the silencing tubes 11 are uniformly distributed along the length direction of the vibrating table 2 at intervals to ensure that the guiding effect on the noise is uniformly and completely distributed, and ensure the subsequent silencing and denoising effects. One end of the silencing tube 11 close to the vibration table 2 is conical, and the large-diameter end of the silencing tube faces the vibration table 2 and is communicated with the foundation pit 8 so as to guide the propagation of noise to the maximum extent and guide the originally upwards conducted noise to be further conducted into the silencing cavity 10 for silencing and noise reduction. One end of the silencing cylinder 11, which is far away from the vibrating table 2, extends to the outer side of the sound-proof chamber 1 and extends out of the ground through the upwards arranged first guide pipe 12, the side wall of the silencing cylinder 11 is provided with a sound-proof plate 19 with a sound-absorbing layer 20, the silencing and noise reduction are carried out in a matching manner, and the residual noise is discharged to the outside through the first guide pipe 12 after the noise is greatly eliminated.

In this embodiment, the two sound-proof walls 4 corresponding to the two ends of the vibration table 2 in the length direction are respectively provided with a material inlet 13 and a material outlet 14 for feeding and discharging materials. The outside of material import 13 and material export 14 all is equipped with sealing door 15, is equipped with sealed pad 23 on the inside wall of sealing door 15 for guarantee the leakproofness of soundproof room 1. The outer side wall of the sound insulation wall 4 on one side of the sealing door 15 is fixedly provided with a rotary cylinder 21, and the output shaft of the rotary cylinder 21 is fixedly connected with the outer side wall of the sealing door 15 through a connecting rod 22. During the use, revolving cylinder 21's operation can drive its output shaft and rotate, makes its output shaft accessible connecting rod 22 drive sealing door 15 and rotates to realize sealing door 15's automation and open and shut, the simple operation practices thrift the manpower, makes things convenient for feeding and ejection of compact. Still be equipped with rubber gasket 9 between the bottom of shaking table 2 and the bottom of foundation ditch 8, can cushion the shock attenuation to the shaking table, reduce the noise that produces when shaking table 2 moves, carry out noise reduction from shaking table 2 itself, improve holistic noise reduction effect.

Example 2: as shown in fig. 3, this embodiment is substantially the same as embodiment 1, and the same parts are not repeated, and the difference lies in that, the conduction silencing cavity 10 includes the silencing main pipe 16 that sets up along the length direction of the vibrating table 2, and the intercommunication has a plurality of silencing branch pipes 17 on one side that the silencing main pipe 16 is close to the vibrating table 2, and silencing branch pipes 17 are evenly distributed along the length direction interval of the vibrating table 2, and the guide to the noise is realized through silencing main pipe 16 and a plurality of silencing branch pipes 17 of equipartition, and the cooperation is carried out the amortization and is. The one end that amortization branch pipe 17 kept away from amortization house steward 16 all sets up towards the one end slope of shaking table 2, and amortization branch pipe 17 keeps away from the one end of amortization house steward 16 all with 8 lateral walls of foundation ditch intercommunication for the propagation of guide noise and the propagation time of extension noise in amortization branch pipe 17 strengthen the noise cancelling effect. One end of the side wall of the silencing main pipe 16, far away from the inclination direction of the silencing branch pipe 17, on the side wall of the silencing main pipe 16, far away from the silencing branch pipe 17 extends to the outside of the sound-proof room 1 through the second guide pipe 18 and extends out of the ground, and the side walls of the silencing branch pipe 17 and the silencing main pipe 16 are respectively provided with a sound-proof plate 19 with a sound-absorbing layer 20, so that the sound-proof and noise-reducing pipes are matched to perform silencing and noise-reducing, and residual noise is guided and discharged to the.

The utility model discloses a use method: the utility model discloses when using, the revolving cylinder 21 of 13 departments of earlier operation material import, it is rotatory towards the direction of keeping away from material import 13 to make its output shaft drive sealing door 15 on the material import 13 through connecting rod 22, thereby make material import 13 unblocked, through material import 13 with the material deliver to the soundproof room in 2 on the shaking table, later make revolving cylinder 21 reset again, close material import 13, make soundproof room 1 form airtight space, be convenient for fall make an uproar, it can to carry out the vibration molding process of sleeper to move shaking table 2 again. The noise that produces in the work process of shaking table 2 is obstructed in sound-proof room 1, be guided into conduction amortization cavity 10 earlier, the cooperation of acoustic celotex board 19 on the inside wall of rethread conduction amortization cavity 10 and the sound absorbing layer 20 that has the sawtooth surface, can be with the effective separation of noise in conduction amortization cavity 10, make the noise only propagate along conduction amortization cavity 10, can constantly absorb and reflect the noise in the process of propagating again, prolong its propagation time at conduction amortization cavity 10, greatly absorb and weaken the noise, guide the emission to outdoor with remaining noise again after eliminating the noise greatly, thereby to realizing the noise reduction treatment to the noise that shaking table 2 produced. Meanwhile, the noise which does not enter the conductive silencing cavity 10 is upwards transmitted, is blocked in the closed space formed by the sound-proof chamber 1 again, and is absorbed and blocked by the sound-proof wall 4 consisting of the sound-absorbing plate 5 and the porous wall body 6, so that the noise reduction capability of the device is further improved. After the vibration forming process is completed, the rotary cylinder 21 at the material outlet 14 is operated, so that the output shaft of the rotary cylinder drives the sealing door 15 on the material outlet 14 to rotate towards the direction far away from the material outlet 14 through the connecting rod 22, the material outlet 14 is smooth, and then the material is discharged through the material outlet 14.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (10)

1. The utility model provides a sleeper production vibration noise conduction canceling system, a serial communication port, including shaking table and sound-proof room, be equipped with the foundation ditch in the sound-proof room, the shaking table is located in the foundation ditch, be equipped with conduction amortization cavity in the ground of shaking table one side, conduction amortization cavity is close to the one end and the foundation ditch intercommunication of shaking table, and the other end extends to the outdoor side of sound-proof and upwards stretches out ground, be equipped with the acoustic celotex board on the conduction amortization cavity lateral wall, be equipped with the sound-absorbing layer on the acoustic celotex board lateral surface, the cocksco.

2. The sleeper production vibration noise conduction and elimination system of claim 1 wherein, said conduction noise reduction cavity is comprised of a plurality of independent noise reduction barrels, said noise reduction barrels are spaced and distributed along the length direction of the vibrating table.

3. The sleeper production vibration noise conduction elimination system of claim 2, wherein the end of the silencing tube near the vibrating table is tapered, the large diameter end of the silencing tube faces the vibrating table and is communicated with the foundation pit, the end of the silencing tube far away from the vibrating table extends to the outside of the sound-proof chamber and extends out of the ground through a first guide tube which is arranged upwards, and the sound-proof plates are arranged on the side walls of the silencing tube.

4. The sleeper production vibration noise conduction and elimination system of claim 1, wherein the conduction and silencing cavity comprises a silencing main pipe arranged along the length direction of the vibrating table, one side of the silencing main pipe, which is close to the vibrating table, is communicated with a plurality of silencing branch pipes, and the silencing branch pipes are uniformly distributed at intervals along the length direction of the vibrating table.

5. The sleeper production vibration noise conduction elimination system of claim 4, wherein the ends of the silencing branch pipes far away from the silencing main pipe are all obliquely arranged towards the end of the vibrating table, the ends of the silencing branch pipes far away from the silencing main pipe are all communicated with the foundation pit, and the end of the silencing main pipe far away from the inclination direction of the silencing branch pipe on the side wall of one side of the silencing main pipe far away from the silencing branch pipe extends to the outside of the sound-insulating chamber through a second guide pipe and extends out of the ground.

6. The sleeper production vibration noise conduction canceling system as claimed in claim 5, wherein said noise deadening panels are provided on side walls of said branch muffling pipes and said main muffling pipes.

7. The sleeper production vibration noise conduction canceling system as claimed in claim 1, wherein said soundproof room is composed of four soundproof walls arranged two by two opposite to each other and a top cover hermetically provided on top of the four soundproof walls.

8. The sleeper production vibration noise conduction elimination system of claim 7, wherein said sound insulation wall is composed of a porous wall body, a sound absorption plate arranged inside said porous wall body, and a plastic buckle plate arranged outside said porous wall body, and said porous wall body is built up by a plurality of hollow bricks.

9. The sleeper production vibration noise conduction elimination system of claim 8, wherein the two sound insulation walls corresponding to the two ends of the vibrating table in the length direction are respectively provided with a material inlet and a material outlet, the outer sides of the material inlet and the material outlet are respectively provided with a sealing door, the outer side wall of the sound insulation wall on one side of the sealing door is fixedly provided with a rotary cylinder, the output shaft of the rotary cylinder is fixedly connected with the outer side wall of the sealing door through a connecting rod, and the inner side wall of the sealing door is provided with a sealing gasket.

10. The sleeper production vibration noise conduction elimination system of claim 1, wherein a shock absorbing rubber pad is disposed between the bottom of the vibration table and the bottom of the foundation pit.

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